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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.399 by root, Sun Dec 16 02:50:33 2007 UTC vs.
Revision 1.592 by root, Fri Nov 9 00:11:49 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 EV;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.1 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
18	use Coro::EV;	44	use Coro::EV;
		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 2.01 ();	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 2.51 ();	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	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	80	# strictly for debugging
44	$YAML::Syck::ImplicitUnicode = 1;	81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		82
48	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;
49		86
50	our %COMMAND = ();	87	our %COMMAND = ();
51	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
52		89
53	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
54	our %EXTCMD = ();	91	our %EXTCMD = ();
55	our %EXTICMD = ();	92	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
58		95
59	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
61		100
62	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
63	our $DATADIR = datadir;	103	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
67	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
72	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;
73		124
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	127	our $NEXT_TICK;
79	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
80		129
81	our $BDB_POLL_WATCHER;
82	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
83	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	133	our $DB_ENV;
86		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
87	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
88		139
89	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
91	our $NOW;	143	our $NOW;
92		144
93	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
94	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
95	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
97	# 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 ∕
98	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
99		151
100	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)
101	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
102	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 $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
103		164
104	binmode STDOUT;	165	binmode STDOUT;
105	binmode STDERR;	166	binmode STDERR;
106		167
107	# read virtual server time, if available	168	# read virtual server time, if available
108	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
109	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
110	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
111	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
112	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
113		176
114	mkdir $_	177	mkdir $_
115	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
116		179
117	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
118		181
119	sub cf::map::normalise;	182	sub cf::map::normalise;
120		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
121	#############################################################################	188	#############################################################################
122		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
123	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
124		202
125	=over 4	203	=over 4
126		204
127	=item $cf::UPTIME	205	=item $cf::UPTIME
128		206
129	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.
130		223
131	=item $cf::RUNTIME	224	=item $cf::RUNTIME
132		225
133	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
134	every server tick.	227	every server tick.
135		228
136	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
137	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
138	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
139		232
140	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
141	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
142	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
143	database environment.	236	database environment.
144		237
145	=item $cf::NOW
146
147	The time of the last (current) server tick.
148
149	=item $cf::TICK
150
151	The interval between server ticks, in seconds.
152
153	=item $cf::LOADAVG	238	=item $cf::LOADAVG
154		239
155	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
156	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
157	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
166	from wherever your confdir points to.	251	from wherever your confdir points to.
167		252
168	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
169		254
170	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
171	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
172	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
173		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$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
174	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
175		277
176	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
177	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
178	that call.	280	that call.
179		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
180	=back	288	=back
181		289
182	=cut	290	=cut
183		291
184	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
185	*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 {
186	my $msg = join "", @_;	299	my $msg = join "", @_;
187		300
188	$msg .= "\n"	301	$msg .= "\n"
189	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
190		303
191	$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;
192		305
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	$EV::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::decode_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::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		445
263	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
265		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	}
		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 $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		535
292	sub lock_wait($) {	536	sub lock_wait($) {
293	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	538	}
306		539
307	sub lock_acquire($) {	540	sub lock_acquire($) {
308	my ($key) = @_;	541	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	542	}
322		543
323	sub lock_active($) {	544	sub lock_active($) {
324	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	546	}
328		547
329	sub freeze_mainloop {	548	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
331		550
332	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;
334	};
335	$TICK_WATCHER->stop;
336	$guard
337	}	552	}
338		553
339	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
340		555
341	Like EV::periodic, but randomly selects a starting point so that the actions	556	Like EV::periodic, but randomly selects a starting point so that the actions
342	get spread over timer.	557	get spread over time.
343		558
344	=cut	559	=cut
345		560
346	sub periodic($$) {	561	sub periodic($$) {
347	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
351	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
352	}	567	}
353		568
354	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
355		570
356	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
357	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
358	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$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.
359		578
360	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
361	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
362		581
363	Useful for short background jobs.	582	Useful for short background jobs.
364		583
365	=cut	584	=cut
366		585
367	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
368	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
369		589
370	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
371	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
372	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
373		593
374	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
375		596
376	while () {	597	while () {
377	next_job:	598	next_job:
		599
378	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
379	if ($avail > 0.01) {	601
380	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
381	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
382	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
383	$job->[2]->send;	606	$job->[2]->send;
384	Coro::cede;	607	Coro::cede;
385	goto next_job;	608	goto next_job;
386	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
387	}	611	}
388	}	612	}
389		613
390	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
391	# 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
392	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
393	$signal->wait;
394	} else {	617	} else {
		618	$busy = 0;
395	Coro::schedule;	619	Coro::schedule;
396	}	620	}
397	}	621	}
398	};	622	};
399		623
400	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
401	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
402		628
403	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
404	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
405		632
406	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
407	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
408	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
434	=cut	661	=cut
435		662
436	sub sync_job(&) {	663	sub sync_job(&) {
437	my ($job) = @_;	664	my ($job) = @_;
438		665
439	if ($Coro::current == $Coro::main) {	666	if (in_main) {
440	my $time = EV::time;	667	my $time = AE::time;
441		668
442	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
443	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
444		671
445	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
446		673
447	# TODO: use suspend/resume instead
448	# (but this is cancel-safe)
449	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
450		675
451	my $busy = 1;	676	my $busy = 1;
452	my @res;	677	my @res;
453		678
454	(async {	679	(async {
455	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
456	@res = eval { $job->() };	681	@res = eval { $job->() };
457	warn $@ if $@;	682	error $@ if $@;
458	undef $busy;	683	undef $busy;
459	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
460		685
461	while ($busy) {	686	while ($busy) {
462	if (Coro::nready) {	687	if (Coro::nready) {
…		…
464	} else {	689	} else {
465	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
466	}	691	}
467	}	692	}
468		693
469	$time = EV::time - $time;	694	my $time = AE::time - $time;
470		695
471	LOG llevError | logBacktrace, Carp::longmess "long sync job"
472	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
473
474	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
475		697
476	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
477	} else {	699	} else {
478	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
479		701
…		…
499	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
500		722
501	$coro	723	$coro
502	}	724	}
503		725
504	=item fork_call { }, $args	726	=item fork_call { }, @args
505		727
506	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
507	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
508	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
509	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
510		732
511	=cut	733	=cut
512		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
513	sub fork_call(&@) {	739	sub fork_call(&@) {
514	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
515		741
516	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
517	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
518	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
519		745
520	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
521	reset_signals;	747	cf::post_fork;
522	&$cb	748	&$cb
523	}, @args;	749	} @args;
524		750
525	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
526	}	790	}
527		791
528	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
529		793
530	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
540	within each server.	804	within each server.
541		805
542	=cut	806	=cut
543		807
544	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
545	my ($name) = @_;	812	my ($name) = @_;
546	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
547		814
548	eval {	815	eval {
549	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
559	}	826	}
560		827
561	our $DB;	828	our $DB;
562		829
563	sub db_init {	830	sub db_init {
564	cf::sync_job {
565	$DB ||= db_table "db";	831	$DB ||= db_table "db";
566	};
567	}	832	}
568		833
569	sub db_get($$) {	834	sub db_get($$) {
570	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
571		836
572	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
573	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
574		841
575	$! ? ()	842	$! ? ()
576	: $data	843	: $data
577	}
578	}	844	}
579		845
580	sub db_put($$$) {	846	sub db_put($$$) {
581	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
582	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
610		876
611	my @data;	877	my @data;
612	my $md5;	878	my $md5;
613		879
614	for (0 .. $#$src) {	880	for (0 .. $#$src) {
615	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
616	or Carp::croak "$src->[$_]: $!";
617	}	882	}
618		883
619	# if processing is expensive, check	884	# if processing is expensive, check
620	# checksum first	885	# checksum first
621	if (1) {	886	if (1) {
…		…
638		903
639	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
640	my $data = $process->(\@data);	905	my $data = $process->(\@data);
641	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
642		907
643	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
644		909
645	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
646	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
647	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
648		913
…		…
658		923
659	=cut	924	=cut
660		925
661	sub datalog($@) {	926	sub datalog($@) {
662	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
663	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
664	}	929	}
665		930
666	=back	931	=back
667		932
668	=cut	933	=cut
669		934
670	#############################################################################	935	#############################################################################
671		936
672	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
673		938
674	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
675	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")
676	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
677		942
678	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>
679	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
…		…
729	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
730		995
731	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
732	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
733		998
734	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
735	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.
736		1001
737	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
738		1003
739	=over 4	1004	=over 4
…		…
863		1128
864	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
865	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
866		1131
867	} elsif (ref $type) {	1132	} elsif (ref $type) {
868	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
869		1134
870	} else {	1135	} else {
871	shift @arg;	1136	shift @arg;
872	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
873	}	1138	}
874	}	1139	}
875	}	1140	}
876		1141
877	sub _object_attach {	1142	sub _object_attach {
…		…
887	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
888	}	1153	}
889		1154
890	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
891	} else {	1156	} else {
892	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
893	}	1158	}
894		1159
895	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
896	}	1161	}
897		1162
…		…
956		1221
957	for (@$callbacks) {	1222	for (@$callbacks) {
958	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
959		1224
960	if ($@) {	1225	if ($@) {
961	warn "$@";
962	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
963	override;	1227	override;
964	}	1228	}
965		1229
966	return 1 if $override;	1230	return 1 if $override;
967	}	1231	}
968		1232
969	0	1233	0
970	}	1234	}
971		1235
972	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
973		1237
974	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
975		1239
976	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
977		1241
…		…
1030		1294
1031	sub reattach {	1295	sub reattach {
1032	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
1033	my ($obj) = @_;	1297	my ($obj) = @_;
1034		1298
		1299	# no longer needed after getting rid of delete_package?
1035	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
1036		1301
1037	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
1038		1303
1039	@$registry = ();	1304	@$registry = ();
1040		1305
…		…
1045	for (@$attach) {	1310	for (@$attach) {
1046	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1047	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1048	}	1313	}
1049	} else {	1314	} else {
1050	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1051	}	1316	}
1052	}	1317	}
1053	}	1318	}
1054		1319
1055	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1082	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1083		1348
1084	sync_job {	1349	sync_job {
1085	if (length $$rdata) {	1350	if (length $$rdata) {
1086	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1087	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1088	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1089		1355
1090	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1091	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1092	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1093	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	}
1094	close $fh;	1363	aio_close $fh;
1095		1364
1096	if (@$objs) {	1365	if (@$objs) {
1097	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) {
1098	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1099	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1100	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1101	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	}
1102	close $fh;	1374	aio_close $fh;
1103	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1104	}	1376	}
1105	} else {	1377	} else {
1106	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1107	}	1379	}
1108		1380
1109	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1110	} else {	1385	} else {
1111	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1112	}	1387	}
1113	} else {	1388	} else {
1114	aio_unlink $filename;	1389	aio_unlink $filename;
1115	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1116	}	1391	}
…		…
1140	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1141	$av = $st->{objs};	1416	$av = $st->{objs};
1142	}	1417	}
1143		1418
1144	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1145	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1146	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1147		1423
1148	($data, $av)	1424	($data, $av)
1149	}	1425	}
1150		1426
1151	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1207	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1208		1484
1209	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1210	}	1486	}
1211		1487
		1488	use File::Glob ();
		1489
1212	cf::player->attach (	1490	cf::player->attach (
1213	on_command => sub {	1491	on_unknown_command => sub {
1214	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1215		1493
1216	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1217	or return;	1495	or return;
1218		1496
…		…
1226	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1227		1505
1228	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1229		1507
1230	if (ref $msg) {	1508	if (ref $msg) {
1231	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1232	"ARRAY" eq ref $msg
1233	? @$msg
1234	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1235		1510
1236	my @reply;	1511	my @reply;
1237		1512
1238	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1239	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1241		1516
1242	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1243	if $reply;	1518	if $reply;
1244		1519
1245	} else {	1520	} else {
1246	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1247	}	1522	}
1248		1523
1249	cf::override;	1524	cf::override;
1250	},	1525	},
1251	);	1526	);
1252		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
1253	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1254	cf::sync_job {	1557	cf::sync_job {
1255	my %todo;	1558	my %todo;
1256		1559
1257	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1258	next unless -r $path;	1561	next unless -r $path;
…		…
1276		1579
1277	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1278	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1279		1582
1280	$ext{source} =	1583	$ext{source} =
1281	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1282	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1283	. $source	1586	. $source
1284	. "\n};\n1";	1587	. "\n};\n1";
1285		1588
1286	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1287	}	1590	}
1288		1591
		1592	my $pass = 0;
1289	my %done;	1593	my %done;
1290	while (%todo) {	1594	while (%todo) {
1291	my $progress;	1595	my $progress;
1292		1596
		1597	++$pass;
		1598
		1599	ext:
1293	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1294	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1295	goto skip	1602	next ext
1296	unless exists $done{$_};	1603	unless exists $done{$_};
1297	}	1604	}
1298		1605
1299	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1300		1607
1301	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 $@) {
1302	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1303	: "$v->{base}: extension inactive.\n";
1304		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1305	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1306	warn $msg;	1624
1307	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1308	exit 1;	1626	delete $todo{$k};
1309	}	1627	} else {
1310		1628	$done{$k} = delete $todo{$k};
1311	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1312	}	1634	}
1313
1314	$done{$k} = delete $todo{$k};
1315	push @EXTS, $v->{pkg};
1316	$progress = 1;
1317	}	1635	}
1318		1636
1319	skip:	1637	unless ($progress) {
1320	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1321	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1322	}	1647	}
1323	};	1648	};
1324	}	1649	}
1325		1650
1326	#############################################################################	1651	#############################################################################
1327		1652
1328	=back	1653	=back
1329		1654
1330	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1331		1656
1332	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1333		1658
1334	=cut	1659	=cut
1335		1660
1336	package cf::player;	1661	package cf::player;
1337		1662
…		…
1380		1705
1381	sub exists($) {	1706	sub exists($) {
1382	my ($login) = @_;	1707	my ($login) = @_;
1383		1708
1384	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1385	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1386	}	1711	}
1387		1712
1388	sub find($) {	1713	sub find($) {
1389	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1390	my $login = $_[0];	1715	my $login = $_[0];
…		…
1402	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1403	or return;	1728	or return;
1404		1729
1405	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1406	or return;	1731	or return;
		1732
1407	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1408	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1409	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1410	}	1736	}
1411	}	1737	}
1412	}	1738	}
1413		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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
1414	sub save($) {	1753	sub save($) {
1415	my ($pl) = @_;	1754	my ($pl) = @_;
1416		1755
1417	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1418		1757
…		…
1421		1760
1422	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1423		1762
1424	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1425	$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];
1426		1770
1427	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1428	cf::cede_to_tick;	1772	cf::cede_to_tick;
1429	}	1773	}
1430		1774
…		…
1462	my ($pl) = @_;	1806	my ($pl) = @_;
1463		1807
1464	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1465		1809
1466	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1467	$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
1468		1812
1469	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1470	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1471	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1472	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1473		1821
1474	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1475	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1476	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1514		1862
1515	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1516	my $path = path $login;	1864	my $path = path $login;
1517		1865
1518	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1519	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1520	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1521	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1522	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1523	}	1872	}
1524		1873
…		…
1528		1877
1529	\@logins	1878	\@logins
1530	}	1879	}
1531		1880
1532	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1533		1884
1534	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1535	player. May block.	1886	player. May block.
1536		1887
1537	=cut	1888	=cut
…		…
1555	}	1906	}
1556		1907
1557	\@paths	1908	\@paths
1558	}	1909	}
1559		1910
1560	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1561		1912
1562	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1563
1564	=cut
1565
1566	use re 'eval';
1567
1568	my $group;
1569	my $interior; $interior = qr{
1570	# match a pod interior sequence sans C<< >>
1571	(?:
1572	\ (.*?)\ (?{ $group = $^N })
1573	| < (??{$interior}) >
1574	)
1575	}x;
1576
1577	sub expand_cfpod {
1578	my ($self, $pod) = @_;
1579
1580	my $xml;
1581
1582	while () {
1583	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1584	$group = $1;
1585
1586	$group =~ s/&/&amp;/g;
1587	$group =~ s/</&lt;/g;
1588
1589	$xml .= $group;
1590	} elsif ($pod =~ m%\G
1591	([BCGHITU])
1592	<
1593	(?:
1594	([^<>]*) (?{ $group = $^N })
1595	| < $interior >
1596	)
1597	>
1598	%gcsx
1599	) {
1600	my ($code, $data) = ($1, $group);
1601
1602	if ($code eq "B") {
1603	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1604	} elsif ($code eq "I") {
1605	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1606	} elsif ($code eq "U") {
1607	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1608	} elsif ($code eq "C") {
1609	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1610	} elsif ($code eq "T") {
1611	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1612	} elsif ($code eq "G") {
1613	my ($male, $female) = split /\|/, $data;
1614	$data = $self->gender ? $female : $male;
1615	$xml .= expand_cfpod ($self, $data);
1616	} elsif ($code eq "H") {
1617	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1618	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1619	"")
1620	[$self->{hintmode}];
1621	} else {
1622	$xml .= "error processing '$code($data)' directive";
1623	}
1624	} else {
1625	if ($pod =~ /\G(.+)/) {
1626	warn "parse error while expanding $pod (at $1)";
1627	}
1628	last;
1629	}
1630	}
1631
1632	for ($xml) {
1633	# create single paragraphs (very hackish)
1634	s/(?<=\S)\n(?=\w)/ /g;
1635
1636	# compress some whitespace
1637	s/\s+\n/\n/g; # ws line-ends
1638	s/\n\n+/\n/g; # double lines
1639	s/^\n+//; # beginning lines
1640	s/\n+$//; # ending lines
1641	}
1642
1643	$xml
1644	}
1645
1646	no re 'eval';
1647
1648	sub hintmode {
1649	$_[0]{hintmode} = $_[1] if @_ > 1;
1650	$_[0]{hintmode}
1651	}
1652		1914
1653	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1654		1916
1655	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1656		1918
…		…
1688		1950
1689	=cut	1951	=cut
1690		1952
1691	sub find_by_path($) {	1953	sub find_by_path($) {
1692	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1693		1957
1694	my ($match, $specificity);	1958	my ($match, $specificity);
1695		1959
1696	for my $region (list) {	1960	for my $region (list) {
1697	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1723	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1724	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1725		1989
1726	sub generate_random_map {	1990	sub generate_random_map {
1727	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1728	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1729	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1733	$rmp->{exit_on_final_map},
1734	$rmp->{xsize}, $rmp->{ysize},
1735	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1736	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1737	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1738	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1739	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1740	(cf::region::find $rmp->{region}), $rmp->{custom}
1741	)
1742	}	1996	}
1743		1997
1744	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1745		1999
1746	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
…		…
1751		2005
1752	sub register {	2006	sub register {
1753	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1754	my $pkg = caller;	2008	my $pkg = caller;
1755		2009
1756	no strict;
1757	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1758		2011
1759	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1760	}	2013	}
1761		2014
1762	# also paths starting with '/'	2015	# also paths starting with '/'
1763	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1764		2017
1765	sub thawer_merge {	2018	sub thawer_merge {
1766	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1767		2020
1768	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1773	}	2026	}
1774		2027
1775	sub normalise {	2028	sub normalise {
1776	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1777		2030
1778	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1779		2032
1780	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1781		2034
1782	# map plan:	2035	# map plan:
1783	#	2036	#
…		…
1798	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1799	$path = "$base/$path";	2052	$path = "$base/$path";
1800	}	2053	}
1801		2054
1802	for ($path) {	2055	for ($path) {
1803	redo if s{//}{/};
1804	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1805	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1806	}	2058	}
1807		2059
1808	$path	2060	$path
…		…
1822	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1823	return $self;	2075	return $self;
1824	}	2076	}
1825	}	2077	}
1826		2078
1827	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1828	()	2080	()
1829	}	2081	}
1830		2082
		2083	# may re-bless or do other evil things
1831	sub init {	2084	sub init {
1832	my ($self) = @_;	2085	my ($self) = @_;
1833		2086
1834	$self	2087	$self
1835	}	2088	}
…		…
1854		2107
1855	# the temporary/swap location	2108	# the temporary/swap location
1856	sub save_path {	2109	sub save_path {
1857	my ($self) = @_;	2110	my ($self) = @_;
1858		2111
1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1860	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1861	}	2114	}
1862		2115
1863	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1864	sub uniq_path {	2117	sub uniq_path {
1865	my ($self) = @_;	2118	my ($self) = @_;
1866		2119
1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1868	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1869	}
1870
1871	# and all this just because we cannot iterate over
1872	# all maps in C++...
1873	sub change_all_map_light {
1874	my ($change) = @_;
1875
1876	$_->change_map_light ($change)
1877	for grep $_->outdoor, values %cf::MAP;
1878	}	2122	}
1879		2123
1880	sub decay_objects {	2124	sub decay_objects {
1881	my ($self) = @_;	2125	my ($self) = @_;
1882		2126
…		…
1909	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1910		2154
1911	1	2155	1
1912	}	2156	}
1913		2157
		2158	# used to laod the header of an original map
1914	sub load_header_orig {	2159	sub load_header_orig {
1915	my ($self) = @_;	2160	my ($self) = @_;
1916		2161
1917	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1918	}	2163	}
1919		2164
		2165	# used to laod the header of an instantiated map
1920	sub load_header_temp {	2166	sub load_header_temp {
1921	my ($self) = @_;	2167	my ($self) = @_;
1922		2168
1923	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1924	}	2170	}
1925		2171
		2172	# called after loading the header from an instantiated map
1926	sub prepare_temp {	2173	sub prepare_temp {
1927	my ($self) = @_;	2174	my ($self) = @_;
1928		2175
1929	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1930	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1931	# safety	2178	# safety
1932	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1933	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1934	}	2181	}
1935		2182
		2183	# called after loading the header from an original map
1936	sub prepare_orig {	2184	sub prepare_orig {
1937	my ($self) = @_;	2185	my ($self) = @_;
1938		2186
1939	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1940	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1964		2212
1965	sub find;	2213	sub find;
1966	sub find {	2214	sub find {
1967	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1968		2216
		2217	cf::cede_to_tick;
		2218
1969	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1970		2220
1971	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1972	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1973		2223
1974	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1975	my $guard1 = cf::lock_acquire "map_find:$path";
1976	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977
1978	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1979	or return;	2226	or return;
1980		2227
1981	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1982		2229
…		…
1984	or return;	2231	or return;
1985		2232
1986	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1987	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1988	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
1989	undef $guard1;	2237	undef $guard1;
1990	undef $guard2;
1991	$map->reset;	2238	$map->reset;
1992	return find $path;	2239	return find $path;
1993	}	2240	}
1994		2241
1995	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1996	}	2243	}
1997	}	2244	}
1998		2245
1999	sub pre_load { }	2246	sub pre_load { }
2000	sub post_load { }	2247	#sub post_load { } # XS
2001		2248
2002	sub load {	2249	sub load {
2003	my ($self) = @_;	2250	my ($self) = @_;
2004		2251
2005	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2008		2255
2009	{	2256	{
2010	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
2011		2258
2012	return unless $self->valid;	2259	return unless $self->valid;
2013	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
2014
2015	$self->in_memory (cf::MAP_LOADING);
2016		2261
2017	$self->alloc;	2262	$self->alloc;
2018		2263
2019	$self->pre_load;	2264	$self->pre_load;
2020	cf::cede_to_tick;	2265	cf::cede_to_tick;
2021		2266
		2267	if (exists $self->{load_path}) {
2022	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2023	$f->skip_block;	2269	$f->skip_block;
2024	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2025	or return;	2271	or return;
2026		2272
2027	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
2028	if delete $self->{load_original};	2274	if delete $self->{load_original};
2029		2275
2030	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2031	utf8::encode $uniq;	2277	utf8::encode $uniq;
2032	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2033	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2034	$self->clear_unique_items;	2280	$self->clear_unique_items;
2035	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2036	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2037	}	2284	}
2038	}	2285	}
2039	}
2040		2286
2041	$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);
2042		2294
2043	cf::cede_to_tick;	2295	cf::cede_to_tick;
2044	# now do the right thing for maps	2296	# now do the right thing for maps
2045	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2046	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2050	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2051	$self->decay_objects;	2303	$self->decay_objects;
2052	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2053	$self->update_buttons;	2305	$self->update_buttons;
2054	cf::cede_to_tick;	2306	cf::cede_to_tick;
2055	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
2056	cf::cede_to_tick;
2057	$self->activate;
2058	}	2308	}
2059		2309
2060	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2061	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2062
2063	$self->in_memory (cf::MAP_IN_MEMORY);
2064	}	2312	}
2065		2313
2066	$self->post_load;	2314	$self->post_load;
2067	}
2068		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2069	sub customise_for {	2322	sub customise_for {
2070	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2071		2324
2072	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2073	if $self->per_player;	2326	if $self->per_player;
…		…
2076	# if $self->per_party;	2329	# if $self->per_party;
2077		2330
2078	$self	2331	$self
2079	}	2332	}
2080		2333
2081	# find and load all maps in the 3x3 area around a map
2082	sub load_neighbours {
2083	my ($map) = @_;
2084
2085	my @neigh; # diagonal neighbours
2086
2087	for (0 .. 3) {
2088	my $neigh = $map->tile_path ($_)
2089	or next;
2090	$neigh = find $neigh, $map
2091	or next;
2092	$neigh->load;
2093
2094	push @neigh,
2095	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2096	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2097	}
2098
2099	for (grep defined $_->[0], @neigh) {
2100	my ($path, $origin) = @$_;
2101	my $neigh = find $path, $origin
2102	or next;
2103	$neigh->load;
2104	}
2105	}
2106
2107	sub find_sync {	2334	sub find_sync {
2108	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2109		2336
2110	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, $origin
2111	}	2342	}
2112		2343
2113	sub do_load_sync {	2344	sub do_load_sync {
2114	my ($map) = @_;	2345	my ($map) = @_;
2115		2346
		2347	# it's a bug to call this from the main context
2116	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2117	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2118		2350
2119	cf::sync_job { $map->load };	2351	$map->load;
2120	}	2352	}
2121		2353
2122	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2123	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2124		2356
2125	sub find_async {	2357	sub find_async {
2126	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2127		2359
2128	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2129		2361
2130	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2131	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2132	}	2364	}
2133		2365
2134	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2135		2367
2136	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2150	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2151		2383
2152	()	2384	()
2153	}	2385	}
2154		2386
		2387	# common code, used by both ->save and ->swapout
2155	sub save {	2388	sub _save {
2156	my ($self) = @_;	2389	my ($self) = @_;
2157
2158	my $lock = cf::lock_acquire "map_data:$self->{path}";
2159		2390
2160	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2161		2392
2162	return unless $self->dirty;	2393	return unless $self->dirty;
2163		2394
…		…
2172		2403
2173	cf::async {	2404	cf::async {
2174	$Coro::current->{desc} = "map player save";	2405	$Coro::current->{desc} = "map player save";
2175	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2176	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2177		2410
2178	if ($uniq) {	2411	if ($uniq) {
2179	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2181	} else {	2414	} else {
2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2183	}	2416	}
2184	}	2417	}
2185		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2186	sub swap_out {	2427	sub swap_out {
2187	my ($self) = @_;	2428	my ($self) = @_;
2188		2429
2189	# save first because save cedes
2190	$self->save;
2191
2192	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2193		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2194	return if $self->players;	2434	return if $self->players;
2195	return if $self->in_memory != cf::MAP_IN_MEMORY;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2196	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2197		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2198	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2199		2486
2200	$self->deactivate;	2487	$self->deactivate;
2201	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2202	$self->clear;	2489	$self->clear;
2203	}
2204
2205	sub reset_at {
2206	my ($self) = @_;
2207
2208	# TODO: safety, remove and allow resettable per-player maps
2209	return 1e99 if $self->{deny_reset};
2210
2211	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2212	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2213
2214	$time + $to
2215	}
2216
2217	sub should_reset {
2218	my ($self) = @_;
2219
2220	$self->reset_at <= $cf::RUNTIME
2221	}
2222
2223	sub reset {
2224	my ($self) = @_;
2225
2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
2227
2228	return if $self->players;
2229
2230	warn "resetting map ", $self->path;
2231
2232	$self->in_memory (cf::MAP_SWAPPED);
2233
2234	# need to save uniques path
2235	unless ($self->{deny_save}) {
2236	my $uniq = $self->uniq_path; utf8::encode $uniq;
2237
2238	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2239	if $uniq;
2240	}
2241
2242	delete $cf::MAP{$self->path};
2243
2244	$self->deactivate;
2245	$_->clear_links_to ($self) for values %cf::MAP;
2246	$self->clear;
2247		2490
2248	$self->unlink_save;	2491	$self->unlink_save;
2249	$self->destroy;	2492	$self->destroy;
2250	}	2493	}
2251		2494
…		…
2259		2502
2260	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2261		2504
2262	$self->unlink_save;	2505	$self->unlink_save;
2263		2506
2264	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2265	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2266	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2267	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2268	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2269		2512
…		…
2318		2561
2319	sub unique_maps() {	2562	sub unique_maps() {
2320	[	2563	[
2321	map {	2564	map {
2322	utf8::decode $_;	2565	utf8::decode $_;
2323	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2324	? normalise $_	2569	: normalise $_
2325	: ()
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2571	]
2328	}	2572	}
2329		2573
2330	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	}
2331		2605
2332	=back	2606	=back
2333		2607
2334	=head3 cf::object	2608	=head3 cf::object
2335		2609
…		…
2339		2613
2340	=over 4	2614	=over 4
2341		2615
2342	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2343		2617
2344	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.
2345		2620
2346	=cut	2621	=cut
2347		2622
2348	sub inv_recursive_;	2623	sub inv_recursive_;
2349	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2354	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2355	}	2630	}
2356		2631
2357	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2358		2633
2359	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.
2360		2635
2361	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2362		2637
2363	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,
2364	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2396	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
2397	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2398		2673
2399	=cut	2674	=cut
2400		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
2401	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2402	# with dialog boxes.	2691	# with dialog boxes.
2403	#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
2404	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2405	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2416	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2418		2707
2419	} else {	2708	} else {
2420	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2421	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2422	}	2711	}
2423	}	2712	}
2424	}	2713	}
2425		2714
2426	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2451		2740
2452	=item $player_object->enter_link	2741	=item $player_object->enter_link
2453		2742
2454	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}>).
2455		2744
2456	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.
2457	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.
2458		2749
2459	Will never block.	2750	Will never block.
2460		2751
2461	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2462		2753
…		…
2482	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2483	my ($self) = @_;	2774	my ($self) = @_;
2484		2775
2485	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2486		2777
		2778	++$self->{_link_recursion};
		2779
2487	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2488		2781
2489	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2490	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2491		2784
2492	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2493	}	2786	}
2494		2787
2495	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2496	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2497		2790
…		…
2514	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2516		2809
2517	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2520		2813
2521	$map->load;	2814	$map->load;
2522	$map->load_neighbours;
2523		2815
2524	return unless $self->contr->active;	2816	return unless $self->contr->active;
2525	$self->activate_recursive;
2526		2817
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2529	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2530		2825
		2826	}
		2827
2531	=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)]])
2532		2829
2533	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
2534	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2535	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
2536	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
2537	be called at the end of this process.	2834	be called at the end of this process.
2538		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
2539	=cut	2839	=cut
2540		2840
2541	our $GOTOGEN;	2841	our $GOTOGEN;
2542		2842
2543	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2544	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
		2845
		2846	if ($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	}
2545		2851
2546	# 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
2547	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2548		2854
2549	$self->enter_link;	2855	$self->enter_link;
…		…
2569	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2570	}	2876	}
2571	}	2877	}
2572		2878
2573	my $map = eval {	2879	my $map = eval {
2574	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2575		2881
2576	if ($map) {	2882	if ($map) {
2577	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2578	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2579	} else {	2885	} else {
2580	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2581	}	2887	}
2582		2888
2583	$map	2889	$map
…		…
2591	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2592	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2593	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2594	}	2900	}
2595		2901
2596	$done->() if $done;	2902	$done->($self) if $done;
2597	})->prio (1);	2903	})->prio (1);
2598	}	2904	}
2599		2905
2600	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2601		2907
…		…
2621	}	2927	}
2622		2928
2623	sub prepare_random_map {	2929	sub prepare_random_map {
2624	my ($exit) = @_;	2930	my ($exit) = @_;
2625		2931
2626	my $guard = cf::lock_acquire "exit_prepare:$exit";
2627
2628	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2629	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2630	# that depends on the exit object	2934	# that depends on the exit object
2631		2935
2632	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2634	if ($exit->map) {	2938	if ($exit->map) {
2635	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2636	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2637	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2638	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2639	}	2945	}
2640		2946
2641	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2642		2948
2643	my $data = cf::encode_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2644	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2645	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2646		2952
2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2648	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2649	undef $fh;	2955	undef $fh;
2650	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2651		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2652	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2653	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2654	}	2964	}
2655	}	2965	}
2656		2966
2657	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2658	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2659		2969
2660	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2661		2971
2662	if ($exit->slaying eq "/!") {
2663	#TODO: this should de-fi-ni-te-ly not be a sync-job
2664	# the problem is that $exit might not survive long enough
2665	# so it needs to be done right now, right here
2666	cf::sync_job { prepare_random_map $exit };
2667	}
2668
2669	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2670	my $hp = $exit->stats->hp;
2671	my $sp = $exit->stats->sp;
2672
2673	$self->enter_link;	2972	$self->enter_link;
2674		2973
2675	# if exit is damned, update players death & WoR home-position
2676	$self->contr->savebed ($slaying, $hp, $sp)
2677	if $exit->flag (FLAG_DAMNED);
2678
2679	(async {	2974	(async {
2680	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2975	$Coro::current->{desc} = "enter_exit";
2681		2976
2682	$self->deactivate_recursive; # just to be sure
2683	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
2684	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2685		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
2686	1;	3013	1
2687	}) {	3014	}) {
2688	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2689	. "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. "
2690	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2691	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2692		3019
2693	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2694	$self->leave_link;	3021	$self->leave_link;
2695	}	3022	}
2696	})->prio (1);	3023	})->prio (1);
2697	}	3024	}
2698		3025
…		…
2710	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2711	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2712		3039
2713	utf8::encode $text;	3040	utf8::encode $text;
2714	$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);
2715	}	3067	}
2716		3068
2717	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2718		3070
2719	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
…		…
2723		3075
2724	=cut	3076	=cut
2725		3077
2726	# non-persistent channels (usually the info channel)	3078	# non-persistent channels (usually the info channel)
2727	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	},
2728	"c/identify" => {	3086	"c/identify" => {
2729	id => "infobox",	3087	id => "infobox",
2730	title => "Identify",	3088	title => "Identify",
2731	reply => undef,	3089	reply => undef,
2732	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2734	"c/examine" => {	3092	"c/examine" => {
2735	id => "infobox",	3093	id => "infobox",
2736	title => "Examine",	3094	title => "Examine",
2737	reply => undef,	3095	reply => undef,
2738	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
		3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
2739	},	3103	},
2740	"c/book" => {	3104	"c/book" => {
2741	id => "infobox",	3105	id => "infobox",
2742	title => "Book",	3106	title => "Book",
2743	reply => undef,	3107	reply => undef,
…		…
2759	id => "infobox",	3123	id => "infobox",
2760	title => "Body Parts",	3124	title => "Body Parts",
2761	reply => undef,	3125	reply => undef,
2762	tooltip => "Shows which body parts you posess and are available",	3126	tooltip => "Shows which body parts you posess and are available",
2763	},	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	},
2764	"c/uptime" => {	3164	"c/uptime" => {
2765	id => "infobox",	3165	id => "infobox",
2766	title => "Uptime",	3166	title => "Uptime",
2767	reply => undef,	3167	reply => undef,
2768	tooltip => "How long the server has been running since last restart",	3168	tooltip => "How long the server has been running since last restart",
…		…
2771	id => "infobox",	3171	id => "infobox",
2772	title => "Map Info",	3172	title => "Map Info",
2773	reply => undef,	3173	reply => undef,
2774	tooltip => "Information related to the maps",	3174	tooltip => "Information related to the maps",
2775	},	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" => $CHAT_CHANNEL,
2776	);	3190	);
2777		3191
2778	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2779	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2780		3194
2781	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2782		3197
2783	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2784		3199
2785	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2786	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2787	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2788		3203
2789	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2790	if $self->can_msg;
2791
2792	$channel = $channel->{id};	3205	$channel = $channel->{id};
2793		3206
2794	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2795	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2796	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2797	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2798	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2799	if $self->can_msg;
2800	}	3212	}
2801		3213
2802	$channel = $channel->{id};	3214	$channel = $channel->{id};
2803	}	3215	}
2804		3216
2805	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2806		3218
2807	if ($self->can_msg) {
2808	# default colour, mask it out	3219	# default colour, mask it out
2809	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2810	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2811		3222
2812	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2813	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2814	} else {	3226	);
2815	if ($color >= 0) {
2816	# replace some tags by gcfclient-compatible ones
2817	for ($msg) {
2818	1 while
2819	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2820	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2821	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2822	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2823	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2824	}
2825		3227
2826	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2827
2828	utf8::encode $msg;
2829
2830	if (0 && $msg =~ /\[/) {
2831	# COMMAND/INFO
2832	$self->send_packet ("drawextinfo $color 10 8 $msg")
2833	} else {
2834	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2835	$self->send_packet ("drawinfo $color $msg")
2836	}
2837	}
2838	}
2839	}	3229	}
2840		3230
2841	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2842		3232
2843	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2845	=cut	3235	=cut
2846		3236
2847	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2848	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2849		3239
2850	if ($self->extcmd == 2) {
2851	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2852	} elsif ($self->extcmd == 1) { # TODO: remove
2853	push @msg, msgtype => "event_$type";
2854	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2855	}
2856	}	3241	}
2857		3242
2858	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2859		3244
2860	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2862	=cut	3247	=cut
2863		3248
2864	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2865	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2866		3251
2867	if ($self->extcmd == 2) {
2868	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2869	} elsif ($self->extcmd == 1) {
2870	#TODO: version 1, remove
2871	unshift @msg, msgtype => "reply", msgid => $id;
2872	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2873	}
2874	}	3253	}
2875		3254
2876	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2877		3256
2878	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2933	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2934		3313
2935	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2936		3315
2937	if (ref $msg) {	3316	if (ref $msg) {
2938	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2939	"ARRAY" eq ref $msg
2940	? @$msg
2941	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2942		3318
2943	my @reply;	3319	my @reply;
2944		3320
2945	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
2946	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
2948		3324
2949	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
2950	if $reply;	3326	if $reply;
2951		3327
2952	} else {	3328	} else {
2953	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3329	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2954	}	3330	}
2955		3331
2956	cf::override;	3332	cf::override;
2957	},	3333	},
2958	);	3334	);
…		…
2978		3354
2979	$coro	3355	$coro
2980	}	3356	}
2981		3357
2982	cf::client->attach (	3358	cf::client->attach (
2983	on_destroy => sub {	3359	on_client_destroy => sub {
2984	my ($ns) = @_;	3360	my ($ns) = @_;
2985		3361
2986	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2987	},	3363	},
2988	);	3364	);
…		…
3004	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
3005		3381
3006	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
3007		3383
3008	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
3009	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
3010	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
3011	sort time	3387	sort time
3012	));	3388	));
3013		3389
3014	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
3017		3393
3018	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
3019		3395
3020	cf::object	3396	cf::object
3021	contr pay_amount pay_player map x y force_find force_add destroy	3397	contr pay_amount pay_player map x y force_find force_add destroy
3022	insert remove name archname title slaying race decrease_ob_nr	3398	insert remove name archname title slaying race decrease split
		3399	value
3023		3400
3024	cf::object::player	3401	cf::object::player
3025	player	3402	player
3026		3403
3027	cf::player	3404	cf::player
…		…
3032		3409
3033	=cut	3410	=cut
3034		3411
3035	for (	3412	for (
3036	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3037	insert remove inv name archname title slaying race	3414	insert remove inv nrof name archname title slaying race
3038	decrease_ob_nr destroy)],	3415	decrease split destroy change_exp value msg lore send_msg)],
3039	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
3040	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
3041	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
3042	) {	3419	) {
3043	no strict 'refs';
3044	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
3045	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3046	for @funs;	3422	for @funs;
3047	}	3423	}
3048		3424
…		…
3063		3439
3064	my $qcode = $code;	3440	my $qcode = $code;
3065	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3066	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
3067		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
3068	local $_;	3447	local $_;
3069	local @safe::cf::_safe_eval_args = values %vars;
3070		3448
3071	my $eval =	3449	my $eval =
3072	"do {\n"	3450	"do {\n"
3073	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3074	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
3075	. $code	3453	. $code
3076	. "\n}"	3454	. "\n}"
3077	;	3455	;
3078		3456
		3457	if ($CFG{safe_eval}) {
3079	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
3080	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3081	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
3082		3466
3083	if ($@) {	3467	if ($@) {
3084	warn "$@";	3468	warn "$@",
3085	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
3086	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
3087	}	3471	}
3088		3472
3089	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
3090	}	3474	}
3091		3475
…		…
3105	=cut	3489	=cut
3106		3490
3107	sub register_script_function {	3491	sub register_script_function {
3108	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
3109		3493
3110	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
3111	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
3112	}	3496	}
3113		3497
3114	=back	3498	=back
3115		3499
3116	=cut	3500	=cut
3117		3501
3118	#############################################################################	3502	#############################################################################
3119	# the server's init and main functions	3503	# the server's init and main functions
		3504
		3505	our %FACEHASH; # hash => idx, #d# HACK for http server
		3506
		3507	# internal api, not fianlised
		3508	sub add_face {
		3509	my ($name, $type, $data) = @_;
		3510
		3511	my $idx = cf::face::find $name;
		3512
		3513	if ($idx) {
		3514	delete $FACEHASH{cf::face::get_chksum $idx};
		3515	} else {
		3516	$idx = cf::face::alloc $name;
		3517	}
		3518
		3519	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3520
		3521	cf::face::set_type $idx, $type;
		3522	cf::face::set_data $idx, 0, $data, $hash;
		3523	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3524	$FACEHASH{$hash} = $idx;#d#
		3525
		3526	$idx
		3527	}
3120		3528
3121	sub load_facedata($) {	3529	sub load_facedata($) {
3122	my ($path) = @_;	3530	my ($path) = @_;
3123		3531
3124	# HACK to clear player env face cache, we need some signal framework	3532	# HACK to clear player env face cache, we need some signal framework
3125	# for this (global event?)	3533	# for this (global event?)
3126	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
3127		3535
3128	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3129		3537
3130	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
3131		3539
3132	my $facedata;	3540	my $facedata = decode_storable load_file $path;
3133	0 < aio_load $path, $facedata
3134	or die "$path: $!";
3135
3136	$facedata = Coro::Storable::thaw $facedata;
3137		3541
3138	$facedata->{version} == 2	3542	$facedata->{version} == 2
3139	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
3140		3544
3141	# patch in the exptable
3142	$facedata->{resource}{"res/exp_table"} = {
3143	type => FT_RSRC,
3144	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3145	};
3146	cf::cede_to_tick;	3545	cf::cede_to_tick;
3147		3546
3148	{	3547	{
3149	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3150		3549
3151	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3152	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3553
3153	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3154	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3155	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3156	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3557	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3558	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3559	$FACEHASH{$info->{hash64}} = $idx;#d#
3157		3560
3158	cf::cede_to_tick;	3561	cf::cede_to_tick;
3159	}	3562	}
3160		3563
3161	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
3162	next unless $info->{smooth};	3565	next unless $info->{smooth};
		3566
3163	my $idx = cf::face::find $face	3567	my $idx = cf::face::find $face
3164	or next;	3568	or next;
		3569
3165	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3166	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3167	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3168	} else {	3573	} else {
3169	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3170	}	3575	}
3171		3576
3172	cf::cede_to_tick;	3577	cf::cede_to_tick;
3173	}	3578	}
3174	}	3579	}
…		…
3183		3588
3184	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
3185	}	3590	}
3186		3591
3187	{	3592	{
3188	# TODO: for gcfclient pleasure, we should give resources
3189	# that gcfclient doesn't grok a >10000 face index.
3190	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3191		3594
3192	my $soundconf = delete $res->{"res/sound.conf"};
3193
3194	while (my ($name, $info) = each %$res) {	3595	while (my ($name, $info) = each %$res) {
		3596	if (defined (my $type = $info->{type})) {
		3597	# TODO: different hash - must free and use new index, or cache ixface data queue
3195	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3196	my $data;
3197		3599
3198	if ($info->{type} & 1) {	3600	cf::face::set_type $idx, $type;
3199	# prepend meta info	3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3200		3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3201	my $meta = $enc->encode ({	3603	$FACEHASH{$info->{hash}} = $idx;#d#
3202	name => $name,
3203	%{ $info->{meta} || {} },
3204	});
3205
3206	$data = pack "(w/a*)*", $meta, $info->{data};
3207	} else {	3604	} else {
3208	$data = $info->{data};	3605	# $RESOURCE{$name} = $info; # unused
3209	}	3606	}
3210		3607
3211	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3212	cf::face::set_type $idx, $info->{type};
3213
3214	cf::cede_to_tick;	3608	cf::cede_to_tick;
3215	}	3609	}
3216
3217	if ($soundconf) {
3218	$soundconf = $enc->decode (delete $soundconf->{data});
3219
3220	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3221	my $sound = $soundconf->{compat}[$_]
3222	or next;
3223
3224	my $face = cf::face::find "sound/$sound->[1]";
3225	cf::sound::set $sound->[0] => $face;
3226	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3227	}
3228
3229	while (my ($k, $v) = each %{$soundconf->{event}}) {
3230	my $face = cf::face::find "sound/$v";
3231	cf::sound::set $k => $face;
3232	}
3233	}
3234	}	3610	}
		3611
		3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3235		3613
3236	1	3614	1
3237	}	3615	}
3238		3616
3239	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
…		…
3241		3619
3242	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
3243	$ns->fx_want ($k, $v);	3621	$ns->fx_want ($k, $v);
3244	}	3622	}
3245	};	3623	};
		3624
		3625	sub load_resource_file($) {
		3626	my $guard = lock_acquire "load_resource_file";
		3627
		3628	my $status = load_resource_file_ $_[0];
		3629	get_slot 0.1, 100;
		3630	cf::arch::commit_load;
		3631
		3632	$status
		3633	}
		3634
		3635	sub reload_exp_table {
		3636	_reload_exp_table;
		3637
		3638	add_face "res/exp_table" => FT_RSRC,
		3639	JSON::XS->new->utf8->canonical->encode (
		3640	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
		3646	}
3246		3647
3247	sub reload_regions {	3648	sub reload_regions {
3248	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3249	# for this (global event?)	3650	# for this (global event?)
3250	%ext::player_env::MUSIC_FACE_CACHE = ();	3651	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3264	}	3665	}
3265		3666
3266	sub reload_archetypes {	3667	sub reload_archetypes {
3267	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3268	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
3269	#d# NEED to laod twice to resolve forward references	3670
3270	# this really needs to be done in an extra post-pass	3671	add_face "res/skill_info" => FT_RSRC,
3271	# (which needs to be synchronous, so solve it differently)	3672	JSON::XS->new->utf8->canonical->encode (
3272	load_resource_file "$DATADIR/archetypes"	3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3273	or die "unable to load archetypes\n";	3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3274	}	3679	}
3275		3680
3276	sub reload_treasures {	3681	sub reload_treasures {
3277	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3278	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3279	}	3684	}
3280		3685
		3686	sub reload_sound {
		3687	trace "loading sound config from $DATADIR/sound\n";
		3688
		3689	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3690
		3691	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3692	my $sound = $soundconf->{compat}[$_]
		3693	or next;
		3694
		3695	my $face = cf::face::find "sound/$sound->[1]";
		3696	cf::sound::set $sound->[0] => $face;
		3697	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3698	}
		3699
		3700	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3701	my $face = cf::face::find "sound/$v";
		3702	cf::sound::set $k => $face;
		3703	}
		3704	}
		3705
		3706	#d# move docstuff to help or so
		3707	our %DOCSTRING;
		3708
		3709	sub reload_pod {
		3710	trace "loading pods $PODDIR\n";
		3711
		3712	%DOCSTRING = ();
		3713	my @command_list;
		3714
		3715	for (
		3716	[0, "command_help"],
		3717	[1, "emote_help"],
		3718	[2, "dmcommand_help"],
		3719	) {
		3720	my ($type, $path) = @$_;
		3721
		3722	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3723	or die "unable to load $path";
		3724
		3725	my $level = 1e9;
		3726	my $rpar;
		3727
		3728	for my $par (@$paragraphs) {
		3729	if ($par->{type} eq "head2") {
		3730	# this code taken almost verbatim from DC/Protocol.pm
		3731
		3732	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3733	my $cmd = $1;
		3734	my @args = split /\|/, $2;
		3735	@args = (".*") unless @args;
		3736
		3737	$_ = $_ eq ".*" ? "" : " $_"
		3738	for @args;
		3739
		3740	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3741
		3742	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3743
		3744	push @command_list, [$type, \@variants];
		3745	$level = $par->{level};
		3746	} else {
		3747	error "$par->{markup}: unparsable command heading";
		3748	}
		3749	} elsif ($par->{level} > $level) {
		3750	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3751	}
		3752
		3753	cf::cede_to_tick;
		3754	}
		3755	}
		3756
		3757	@command_list = sort {
		3758	$a->[0] <=> $b->[0]
		3759	or $a->[1] cmp $b->[1]
		3760	} @command_list;
		3761
		3762	cf::cede_to_tick;
		3763
		3764	add_face "res/command_list" => FT_RSRC,
		3765	JSON::XS->new->utf8->encode (\@command_list);
		3766	}
		3767
3281	sub reload_resources {	3768	sub reload_resources {
3282	warn "reloading resource files...\n";	3769	trace "reloading resource files...\n";
3283		3770
		3771	reload_materials;
		3772	reload_facedata;
		3773	reload_exp_table;
		3774	reload_sound;
		3775	reload_archetypes;
3284	reload_regions;	3776	reload_regions;
3285	reload_facedata;
3286	#reload_archetypes;#d#
3287	reload_archetypes;
3288	reload_treasures;	3777	reload_treasures;
		3778	reload_pod;
3289		3779
3290	warn "finished reloading resource files\n";	3780	trace "finished reloading resource files\n";
3291	}
3292
3293	sub init {
3294	reload_resources;
3295	}	3781	}
3296		3782
3297	sub reload_config {	3783	sub reload_config {
3298	open my $fh, "<:utf8", "$CONFDIR/config"	3784	trace "reloading config file...\n";
3299	or return;
3300		3785
3301	local $/;	3786	my $config = load_file "$CONFDIR/config";
3302	*CFG = YAML::Syck::Load <$fh>;	3787	utf8::decode $config;
		3788	*CFG = decode_yaml $config;
3303		3789
3304	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3790	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3305		3791
3306	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3792	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3307	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3793	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3308		3794
3309	if (exists $CFG{mlockall}) {	3795	if (exists $CFG{mlockall}) {
…		…
3313	};	3799	};
3314	warn $@ if $@;	3800	warn $@ if $@;
3315	}	3801	}
3316	}	3802	}
3317		3803
		3804	sub pidfile() {
		3805	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3806	or die "$PIDFILE: $!";
		3807	flock $fh, &Fcntl::LOCK_EX
		3808	or die "$PIDFILE: flock: $!";
		3809	$fh
		3810	}
		3811
		3812	# make sure only one server instance is running at any one time
		3813	sub atomic {
		3814	my $fh = pidfile;
		3815
		3816	my $pid = <$fh>;
		3817	kill 9, $pid if $pid > 0;
		3818
		3819	seek $fh, 0, 0;
		3820	print $fh $$;
		3821	}
		3822
		3823	sub main_loop {
		3824	trace "EV::loop starting\n";
		3825	if (1) {
		3826	EV::loop;
		3827	}
		3828	trace "EV::loop returned\n";
		3829	goto &main_loop unless $REALLY_UNLOOP;
		3830	}
		3831
3318	sub main {	3832	sub main {
		3833	cf::init_globals; # initialise logging
		3834
		3835	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3836	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3837	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3838	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3839
		3840	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3841
3319	# we must not ever block the main coroutine	3842	# we must not ever block the main coroutine
3320	local $Coro::idle = sub {	3843	$Coro::idle = sub {
3321	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3844	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3322	(async {	3845	(async {
3323	$Coro::current->{desc} = "IDLE BUG HANDLER";	3846	$Coro::current->{desc} = "IDLE BUG HANDLER";
3324	EV::loop EV::LOOP_ONESHOT;	3847	EV::loop EV::LOOP_ONESHOT;
3325	})->prio (Coro::PRIO_MAX);	3848	})->prio (Coro::PRIO_MAX);
3326	};	3849	};
3327		3850
		3851	evthread_start IO::AIO::poll_fileno;
		3852
		3853	cf::sync_job {
		3854	cf::incloader::init ();
		3855
		3856	db_init;
		3857
		3858	cf::init_anim;
		3859	cf::init_attackmess;
		3860	cf::init_dynamic;
		3861
		3862	cf::load_settings;
		3863
		3864	reload_resources;
3328	reload_config;	3865	reload_config;
3329	db_init;	3866
		3867	cf::init_uuid;
		3868	cf::init_signals;
		3869	cf::init_skills;
		3870
		3871	cf::init_beforeplay;
		3872
		3873	atomic;
		3874
3330	load_extensions;	3875	load_extensions;
3331		3876
3332	$TICK_WATCHER->start;	3877	utime time, time, $RUNTIMEFILE;
3333	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3878
3334	EV::loop;	3879	# no (long-running) fork's whatsoever before this point(!)
		3880	use POSIX ();
		3881	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3882
		3883	cf::_post_init 0;
		3884	};
		3885
		3886	cf::object::thawer::errors_are_fatal 0;
		3887	info "parse errors in files are no longer fatal from this point on.\n";
		3888
		3889	AE::postpone {
		3890	undef &main; # free gobs of memory :)
		3891	};
		3892
		3893	goto &main_loop;
3335	}	3894	}
3336		3895
3337	#############################################################################	3896	#############################################################################
3338	# initialisation and cleanup	3897	# initialisation and cleanup
3339		3898
3340	# install some emergency cleanup handlers	3899	# install some emergency cleanup handlers
3341	BEGIN {	3900	BEGIN {
3342	our %SIGWATCHER = ();	3901	our %SIGWATCHER = ();
3343	for my $signal (qw(INT HUP TERM)) {	3902	for my $signal (qw(INT HUP TERM)) {
3344	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3903	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3345	cf::cleanup "SIG$signal";	3904	cf::cleanup "SIG$signal";
3346	};	3905	};
3347	}	3906	}
3348	}	3907	}
3349		3908
3350	sub write_runtime {	3909	sub write_runtime_sync {
3351	my $runtime = "$LOCALDIR/runtime";	3910	my $t0 = AE::time;
3352		3911
3353	# first touch the runtime file to show we are still running:	3912	# first touch the runtime file to show we are still running:
3354	# the fsync below can take a very very long time.	3913	# the fsync below can take a very very long time.
3355		3914
3356	IO::AIO::aio_utime $runtime, undef, undef;	3915	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3357		3916
3358	my $guard = cf::lock_acquire "write_runtime";	3917	my $guard = cf::lock_acquire "write_runtime";
3359		3918
3360	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3919	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3361	or return;	3920	or return;
3362		3921
3363	my $value = $cf::RUNTIME + 90 + 10;	3922	my $value = $cf::RUNTIME + 90 + 10;
3364	# 10 is the runtime save interval, for a monotonic clock	3923	# 10 is the runtime save interval, for a monotonic clock
3365	# 60 allows for the watchdog to kill the server.	3924	# 60 allows for the watchdog to kill the server.
…		…
3375	aio_utime $fh, undef, undef;	3934	aio_utime $fh, undef, undef;
3376		3935
3377	close $fh	3936	close $fh
3378	or return;	3937	or return;
3379		3938
3380	aio_rename "$runtime~", $runtime	3939	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3381	and return;	3940	and return;
3382		3941
3383	warn "runtime file written.\n";	3942	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3384		3943
3385	1	3944	1
		3945	}
		3946
		3947	our $uuid_lock;
		3948	our $uuid_skip;
		3949
		3950	sub write_uuid_sync($) {
		3951	$uuid_skip ||= $_[0];
		3952
		3953	return if $uuid_lock;
		3954	local $uuid_lock = 1;
		3955
		3956	my $uuid = "$LOCALDIR/uuid";
		3957
		3958	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3959	or return;
		3960
		3961	my $value = uuid_seq uuid_cur;
		3962
		3963	unless ($value) {
		3964	info "cowardly refusing to write zero uuid value!\n";
		3965	return;
		3966	}
		3967
		3968	my $value = uuid_str $value + $uuid_skip;
		3969	$uuid_skip = 0;
		3970
		3971	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3972	and return;
		3973
		3974	# always fsync - this file is important
		3975	aio_fsync $fh
		3976	and return;
		3977
		3978	close $fh
		3979	or return;
		3980
		3981	aio_rename "$uuid~", $uuid
		3982	and return;
		3983
		3984	trace "uuid file written ($value).\n";
		3985
		3986	1
		3987
		3988	}
		3989
		3990	sub write_uuid($$) {
		3991	my ($skip, $sync) = @_;
		3992
		3993	$sync ? write_uuid_sync $skip
		3994	: async { write_uuid_sync $skip };
3386	}	3995	}
3387		3996
3388	sub emergency_save() {	3997	sub emergency_save() {
3389	my $freeze_guard = cf::freeze_mainloop;	3998	my $freeze_guard = cf::freeze_mainloop;
3390		3999
3391	warn "enter emergency perl save\n";	4000	info "emergency_perl_save: enter\n";
		4001
		4002	# this is a trade-off: we want to be very quick here, so
		4003	# save all maps without fsync, and later call a global sync
		4004	# (which in turn might be very very slow)
		4005	local $USE_FSYNC = 0;
3392		4006
3393	cf::sync_job {	4007	cf::sync_job {
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
3394	# use a peculiar iteration method to avoid tripping on perl	4010	# use a peculiar iteration method to avoid tripping on perl
3395	# refcount bugs in for. also avoids problems with players	4011	# refcount bugs in for. also avoids problems with players
3396	# and maps saved/destroyed asynchronously.	4012	# and maps saved/destroyed asynchronously.
3397	warn "begin emergency player save\n";	4013	info "emergency_perl_save: begin player save\n";
3398	for my $login (keys %cf::PLAYER) {	4014	for my $login (keys %cf::PLAYER) {
3399	my $pl = $cf::PLAYER{$login} or next;	4015	my $pl = $cf::PLAYER{$login} or next;
3400	$pl->valid or next;	4016	$pl->valid or next;
3401	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4017	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3402	$pl->save;	4018	$pl->save;
3403	}	4019	}
3404	warn "end emergency player save\n";	4020	info "emergency_perl_save: end player save\n";
3405		4021
3406	warn "begin emergency map save\n";	4022	cf::write_runtime_sync; # external watchdog should not bark
		4023
		4024	info "emergency_perl_save: begin map save\n";
3407	for my $path (keys %cf::MAP) {	4025	for my $path (keys %cf::MAP) {
3408	my $map = $cf::MAP{$path} or next;	4026	my $map = $cf::MAP{$path} or next;
3409	$map->valid or next;	4027	$map->valid or next;
3410	$map->save;	4028	$map->save;
3411	}	4029	}
3412	warn "end emergency map save\n";	4030	info "emergency_perl_save: end map save\n";
3413		4031
3414	warn "begin emergency database checkpoint\n";	4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
		4034	info "emergency_perl_save: begin database checkpoint\n";
3415	BDB::db_env_txn_checkpoint $DB_ENV;	4035	BDB::db_env_txn_checkpoint $DB_ENV;
3416	warn "end emergency database checkpoint\n";	4036	info "emergency_perl_save: end database checkpoint\n";
		4037
		4038	info "emergency_perl_save: begin write uuid\n";
		4039	write_uuid_sync 1;
		4040	info "emergency_perl_save: end write uuid\n";
		4041
		4042	cf::write_runtime_sync; # external watchdog should not bark
		4043
		4044	trace "emergency_perl_save: syncing database to disk";
		4045	BDB::db_env_txn_checkpoint $DB_ENV;
		4046
		4047	info "emergency_perl_save: starting sync\n";
		4048	IO::AIO::aio_sync sub {
		4049	info "emergency_perl_save: finished sync\n";
		4050	};
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
		4053
		4054	trace "emergency_perl_save: flushing outstanding aio requests";
		4055	while (IO::AIO::nreqs || BDB::nreqs) {
		4056	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4057	}
		4058
		4059	cf::write_runtime_sync; # external watchdog should not bark
3417	};	4060	};
3418		4061
3419	warn "leave emergency perl save\n";	4062	info "emergency_perl_save: leave\n";
3420	}	4063	}
3421		4064
3422	sub post_cleanup {	4065	sub post_cleanup {
3423	my ($make_core) = @_;	4066	my ($make_core) = @_;
3424		4067
		4068	IO::AIO::flush;
		4069
3425	warn Carp::longmess "post_cleanup backtrace"	4070	error Carp::longmess "post_cleanup backtrace"
3426	if $make_core;	4071	if $make_core;
		4072
		4073	my $fh = pidfile;
		4074	unlink $PIDFILE if <$fh> == $$;
		4075	}
		4076
		4077	# a safer delete_package, copied from Symbol
		4078	sub clear_package($) {
		4079	my $pkg = shift;
		4080
		4081	# expand to full symbol table name if needed
		4082	unless ($pkg =~ /^main::.*::$/) {
		4083	$pkg = "main$pkg" if $pkg =~ /^::/;
		4084	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4085	$pkg .= '::' unless $pkg =~ /::$/;
		4086	}
		4087
		4088	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4089	my $stem_symtab = *{$stem}{HASH};
		4090
		4091	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4092	or return;
		4093
		4094	# clear all symbols
		4095	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4096	for my $name (keys %$leaf_symtab) {
		4097	_gv_clear *{"$pkg$name"};
		4098	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4099	}
3427	}	4100	}
3428		4101
3429	sub do_reload_perl() {	4102	sub do_reload_perl() {
3430	# can/must only be called in main	4103	# can/must only be called in main
3431	if ($Coro::current != $Coro::main) {	4104	unless (in_main) {
3432	warn "can only reload from main coroutine";	4105	error "can only reload from main coroutine";
3433	return;	4106	return;
3434	}	4107	}
3435		4108
3436	warn "reloading...";	4109	return if $RELOAD++;
3437		4110
3438	warn "entering sync_job";	4111	my $t1 = AE::time;
3439		4112
		4113	while ($RELOAD) {
		4114	cf::get_slot 0.1, -1, "reload_perl";
		4115	info "perl_reload: reloading...";
		4116
		4117	trace "perl_reload: entering sync_job";
		4118
3440	cf::sync_job {	4119	cf::sync_job {
3441	cf::write_runtime; # external watchdog should not bark
3442	cf::emergency_save;	4120	#cf::emergency_save;
3443	cf::write_runtime; # external watchdog should not bark
3444		4121
3445	warn "syncing database to disk";
3446	BDB::db_env_txn_checkpoint $DB_ENV;
3447
3448	# if anything goes wrong in here, we should simply crash as we already saved
3449
3450	warn "flushing outstanding aio requests";
3451	for (;;) {
3452	BDB::flush;
3453	IO::AIO::flush;
3454	Coro::cede_notself;
3455	last unless IO::AIO::nreqs || BDB::nreqs;
3456	warn "iterate...";
3457	}
3458
3459	++$RELOAD;
3460
3461	warn "cancelling all extension coros";	4122	trace "perl_reload: cancelling all extension coros";
3462	$_->cancel for values %EXT_CORO;	4123	$_->cancel for values %EXT_CORO;
3463	%EXT_CORO = ();	4124	%EXT_CORO = ();
3464		4125
3465	warn "removing commands";	4126	trace "perl_reload: removing commands";
3466	%COMMAND = ();	4127	%COMMAND = ();
3467		4128
3468	warn "removing ext/exti commands";	4129	trace "perl_reload: removing ext/exti commands";
3469	%EXTCMD = ();	4130	%EXTCMD = ();
3470	%EXTICMD = ();	4131	%EXTICMD = ();
3471		4132
3472	warn "unloading/nuking all extensions";	4133	trace "perl_reload: unloading/nuking all extensions";
3473	for my $pkg (@EXTS) {	4134	for my $pkg (@EXTS) {
3474	warn "... unloading $pkg";	4135	trace "... unloading $pkg";
3475		4136
3476	if (my $cb = $pkg->can ("unload")) {	4137	if (my $cb = $pkg->can ("unload")) {
3477	eval {	4138	eval {
3478	$cb->($pkg);	4139	$cb->($pkg);
3479	1	4140	1
3480	} or warn "$pkg unloaded, but with errors: $@";	4141	} or error "$pkg unloaded, but with errors: $@";
		4142	}
		4143
		4144	trace "... clearing $pkg";
		4145	clear_package $pkg;
3481	}	4146	}
3482		4147
3483	warn "... nuking $pkg";
3484	Symbol::delete_package $pkg;
3485	}
3486
3487	warn "unloading all perl modules loaded from $LIBDIR";	4148	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3488	while (my ($k, $v) = each %INC) {	4149	while (my ($k, $v) = each %INC) {
3489	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4150	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3490		4151
3491	warn "... unloading $k";	4152	trace "... unloading $k";
3492	delete $INC{$k};	4153	delete $INC{$k};
3493		4154
3494	$k =~ s/\.pm$//;	4155	$k =~ s/\.pm$//;
3495	$k =~ s/\//::/g;	4156	$k =~ s/\//::/g;
3496		4157
3497	if (my $cb = $k->can ("unload_module")) {	4158	if (my $cb = $k->can ("unload_module")) {
3498	$cb->();	4159	$cb->();
		4160	}
		4161
		4162	clear_package $k;
3499	}	4163	}
3500		4164
3501	Symbol::delete_package $k;
3502	}
3503
3504	warn "getting rid of safe::, as good as possible";	4165	trace "perl_reload: getting rid of safe::, as good as possible";
3505	Symbol::delete_package "safe::$_"	4166	clear_package "safe::$_"
3506	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4167	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3507		4168
3508	warn "unloading cf.pm \"a bit\"";	4169	trace "perl_reload: unloading cf.pm \"a bit\"";
3509	delete $INC{"cf.pm"};	4170	delete $INC{"cf.pm"};
3510	delete $INC{"cf/pod.pm"};	4171	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3511		4172
3512	# don't, removes xs symbols, too,	4173	# don't, removes xs symbols, too,
3513	# and global variables created in xs	4174	# and global variables created in xs
3514	#Symbol::delete_package __PACKAGE__;	4175	#clear_package __PACKAGE__;
3515		4176
3516	warn "unload completed, starting to reload now";	4177	info "perl_reload: unload completed, starting to reload now";
3517		4178
3518	warn "reloading cf.pm";	4179	trace "perl_reload: reloading cf.pm";
3519	require cf;	4180	require cf;
3520	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4181	cf::_connect_to_perl_1;
3521		4182
3522	warn "loading config and database again";	4183	trace "perl_reload: loading config and database again";
3523	cf::reload_config;	4184	cf::reload_config;
3524		4185
3525	warn "loading extensions";	4186	trace "perl_reload: loading extensions";
3526	cf::load_extensions;	4187	cf::load_extensions;
3527		4188
		4189	if ($REATTACH_ON_RELOAD) {
3528	warn "reattaching attachments to objects/players";	4190	trace "perl_reload: reattaching attachments to objects/players";
3529	_global_reattach; # objects, sockets	4191	_global_reattach; # objects, sockets
3530	warn "reattaching attachments to maps";	4192	trace "perl_reload: reattaching attachments to maps";
3531	reattach $_ for values %MAP;	4193	reattach $_ for values %MAP;
3532	warn "reattaching attachments to players";	4194	trace "perl_reload: reattaching attachments to players";
3533	reattach $_ for values %PLAYER;	4195	reattach $_ for values %PLAYER;
		4196	}
3534		4197
3535	warn "leaving sync_job";	4198	cf::_post_init 1;
3536		4199
		4200	trace "perl_reload: leaving sync_job";
		4201
3537	1	4202	1
3538	} or do {	4203	} or do {
3539	warn $@;	4204	error $@;
3540	warn "error while reloading, exiting.";	4205	cf::cleanup "perl_reload: error, exiting.";
3541	exit 1;	4206	};
		4207
		4208	--$RELOAD;
3542	};	4209	}
3543		4210
3544	warn "reloaded";	4211	$t1 = AE::time - $t1;
		4212	info "perl_reload: completed in ${t1}s\n";
3545	};	4213	};
3546		4214
3547	our $RELOAD_WATCHER; # used only during reload	4215	our $RELOAD_WATCHER; # used only during reload
3548		4216
3549	sub reload_perl() {	4217	sub reload_perl() {
3550	# doing reload synchronously and two reloads happen back-to-back,	4218	# doing reload synchronously and two reloads happen back-to-back,
3551	# coro crashes during coro_state_free->destroy here.	4219	# coro crashes during coro_state_free->destroy here.
3552		4220
		4221	$RELOAD_WATCHER ||= cf::async {
		4222	Coro::AIO::aio_wait cache_extensions;
		4223
3553	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4224	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4225	do_reload_perl;
3554	undef $RELOAD_WATCHER;	4226	undef $RELOAD_WATCHER;
3555	do_reload_perl;	4227	};
3556	};	4228	};
3557	}	4229	}
3558		4230
3559	register_command "reload" => sub {	4231	register_command "reload" => sub {
3560	my ($who, $arg) = @_;	4232	my ($who, $arg) = @_;
…		…
3566	reload_perl;	4238	reload_perl;
3567	};	4239	};
3568	}	4240	}
3569	};	4241	};
3570		4242
3571	unshift @INC, $LIBDIR;	4243	#############################################################################
3572		4244
3573	my $bug_warning = 0;	4245	my $bug_warning = 0;
3574		4246
3575	our @WAIT_FOR_TICK;
3576	our @WAIT_FOR_TICK_BEGIN;
3577
3578	sub wait_for_tick {	4247	sub wait_for_tick() {
3579	return unless $TICK_WATCHER->is_active;	4248	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3580	return if $Coro::current == $Coro::main;
3581		4249
3582	my $signal = new Coro::Signal;	4250	$WAIT_FOR_TICK->wait;
3583	push @WAIT_FOR_TICK, $signal;
3584	$signal->wait;
3585	}	4251	}
3586		4252
3587	sub wait_for_tick_begin {	4253	sub wait_for_tick_begin() {
3588	return unless $TICK_WATCHER->is_active;	4254	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3589	return if $Coro::current == $Coro::main;
3590		4255
3591	my $signal = new Coro::Signal;	4256	my $signal = new Coro::Signal;
3592	push @WAIT_FOR_TICK_BEGIN, $signal;	4257	push @WAIT_FOR_TICK_BEGIN, $signal;
3593	$signal->wait;	4258	$signal->wait;
3594	}	4259	}
3595		4260
3596	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4261	sub tick {
3597	if ($Coro::current != $Coro::main) {	4262	if ($Coro::current != $Coro::main) {
3598	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4263	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3599	unless ++$bug_warning > 10;	4264	unless ++$bug_warning > 10;
3600	return;	4265	return;
3601	}	4266	}
3602		4267
3603	$NOW = $tick_start = EV::now;	4268	cf::one_tick; # one server iteration
3604		4269
3605	cf::server_tick; # one server iteration	4270	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3606
3607	$RUNTIME += $TICK;
3608	$NEXT_TICK += $TICK;
3609		4271
3610	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4272	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3611	$NEXT_RUNTIME_WRITE = $NOW + 10;	4273	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3612	Coro::async_pool {	4274	Coro::async_pool {
3613	$Coro::current->{desc} = "runtime saver";	4275	$Coro::current->{desc} = "runtime saver";
3614	write_runtime	4276	write_runtime_sync
3615	or warn "ERROR: unable to write runtime file: $!";	4277	or error "ERROR: unable to write runtime file: $!";
3616	};	4278	};
3617	}	4279	}
3618		4280
3619	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4281	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3620	$sig->send;	4282	$sig->send;
3621	}	4283	}
3622	while (my $sig = shift @WAIT_FOR_TICK) {	4284	$WAIT_FOR_TICK->broadcast;
3623	$sig->send;
3624	}
3625		4285
3626	$LOAD = ($NOW - $tick_start) / $TICK;	4286	$LOAD = ($NOW - $TICK_START) / $TICK;
3627	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4287	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3628		4288
3629	_post_tick;	4289	if (0) {
3630	};	4290	if ($NEXT_TICK) {
3631	$TICK_WATCHER->priority (EV::MAXPRI);	4291	my $jitter = $TICK_START - $NEXT_TICK;
		4292	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4293	debug "jitter $JITTER\n";#d#
		4294	}
		4295	}
		4296	}
3632		4297
3633	{	4298	{
		4299	# configure BDB
		4300	info "initialising database";
		4301
3634	BDB::min_parallel 8;	4302	BDB::min_parallel 16;
3635	BDB::max_poll_time $TICK * 0.1;	4303	BDB::max_poll_reqs $TICK * 0.1;
3636	$BDB_POLL_WATCHER = EV::io BDB::poll_fileno, EV::READ, \&BDB::poll_cb;	4304	#$AnyEvent::BDB::WATCHER->priority (1);
3637
3638	BDB::set_sync_prepare {
3639	my $status;
3640	my $current = $Coro::current;
3641	(
3642	sub {
3643	$status = $!;
3644	$current->ready; undef $current;
3645	},
3646	sub {
3647	Coro::schedule while defined $current;
3648	$! = $status;
3649	},
3650	)
3651	};
3652		4305
3653	unless ($DB_ENV) {	4306	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	4307	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4308	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| BDB::LOG_AUTOREMOVE, 1);	4309	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4310	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4311	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4312	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		4313
3660	cf::sync_job {	4314	cf::sync_job {
3661	eval {	4315	eval {
…		…
3680	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4334	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3681	};	4335	};
3682	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4336	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4337	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684	};	4338	};
		4339
		4340	info "database initialised";
3685	}	4341	}
3686		4342
3687	{	4343	{
		4344	# configure IO::AIO
		4345
		4346	info "initialising aio";
3688	IO::AIO::min_parallel 8;	4347	IO::AIO::min_parallel 8;
3689
3690	undef $Coro::AIO::WATCHER;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4348	IO::AIO::max_poll_time $TICK * 0.1;
3692	$AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;	4349	undef $AnyEvent::AIO::WATCHER;
		4350	info "aio initialised";
3693	}	4351	}
3694		4352
3695	my $_log_backtrace;	4353	our $_log_backtrace;
		4354	our $_log_backtrace_last;
3696		4355
3697	sub _log_backtrace {	4356	sub _log_backtrace {
3698	my ($msg, @addr) = @_;	4357	my ($msg, @addr) = @_;
3699		4358
3700	$msg =~ s/\n//;	4359	$msg =~ s/\n$//;
3701		4360
		4361	if ($_log_backtrace_last eq $msg) {
		4362	LOG llevInfo, "[ABT] $msg\n";
		4363	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3702	# limit the # of concurrent backtraces	4364	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	4365	} elsif ($_log_backtrace < 2) {
		4366	$_log_backtrace_last = $msg;
3704	++$_log_backtrace;	4367	++$_log_backtrace;
		4368	my $perl_bt = Carp::longmess $msg;
3705	async {	4369	async {
3706	$Coro::current->{desc} = "abt $msg";	4370	$Coro::current->{desc} = "abt $msg";
3707		4371
3708	my @bt = fork_call {	4372	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	4373	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	4384	}
3721		4385
3722	@funcs	4386	@funcs
3723	};	4387	};
3724		4388
3725	LOG llevInfo, "[ABT] $msg\n";	4389	LOG llevInfo, "[ABT] $perl_bt\n";
		4390	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	4391	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	4392	--$_log_backtrace;
3728	};	4393	};
3729	} else {	4394	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	4395	LOG llevInfo, "[ABT] $msg\n";
3731	LOG llevInfo, "[ABT] [suppressed]\n";	4396	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3732	}	4397	}
3733	}	4398	}
3734		4399
3735	# load additional modules	4400	# load additional modules
3736	use cf::pod;	4401	require "cf/$_.pm" for @EXTRA_MODULES;
		4402	cf::_connect_to_perl_2;
3737		4403
3738	END { cf::emergency_save }	4404	END { cf::emergency_save }
3739		4405
3740	1	4406	1
3741		4407

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