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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.407 by root, Sun Jan 13 09:53:53 2008 UTC vs.
Revision 1.593 by root, Fri Nov 9 01:59:33 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 1.86;	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 4.32 ();	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;
23	use Coro::BDB;	52	use Coro::BDB 1.6;
24	use Coro::Storable;	53	use Coro::Storable;
25	use Coro::Util ();	54	use Coro::Util ();
26		55
		56	use Guard ();
27	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
28	use BDB ();	58	use BDB ();
29	use Data::Dumper;	59	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	60	use Fcntl;
32	use YAML::Syck ();	61	use YAML::XS ();
33	use IO::AIO 2.51 ();	62	use IO::AIO ();
34	use Time::HiRes;	63	use Time::HiRes;
35	use Compress::LZF;	64	use Compress::LZF;
36	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
37		68
38	# configure various modules to our taste	69	# configure various modules to our taste
39	#	70	#
40	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
41	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";
42	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
43		79
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	80	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		82
49	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;
50		86
51	our %COMMAND = ();	87	our %COMMAND = ();
52	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
53		89
54	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	91	our %EXTCMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
59		95
60	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
62		100
63	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
64	our $DATADIR = datadir;	103	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
68	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
74	our %RESOURCE;	114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
75		124
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	127	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		129
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	133	our $DB_ENV;
88		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
89	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
90		139
91	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
93	our $NOW;	143	our $NOW;
94		144
95	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		151
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
104	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 $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
105		164
106	binmode STDOUT;	165	binmode STDOUT;
107	binmode STDERR;	166	binmode STDERR;
108		167
109	# read virtual server time, if available	168	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
114	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
115		176
116	mkdir $_	177	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		179
119	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
120		181
121	sub cf::map::normalise;	182	sub cf::map::normalise;
122		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
123	#############################################################################	188	#############################################################################
124		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
125	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
126		202
127	=over 4	203	=over 4
128		204
129	=item $cf::UPTIME	205	=item $cf::UPTIME
130		206
131	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.
132		223
133	=item $cf::RUNTIME	224	=item $cf::RUNTIME
134		225
135	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
136	every server tick.	227	every server tick.
137		228
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		232
142	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
145	database environment.	236	database environment.
146		237
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	238	=item $cf::LOADAVG
156		239
157	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
168	from wherever your confdir points to.	251	from wherever your confdir points to.
169		252
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		254
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$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
176	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
177		277
178	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
179	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
180	that call.	280	that call.
181		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
182	=back	288	=back
183		289
184	=cut	290	=cut
185		291
186	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
187	*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 {
188	my $msg = join "", @_;	299	my $msg = join "", @_;
189		300
190	$msg .= "\n"	301	$msg .= "\n"
191	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
192		303
193	$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;
194		305
195	LOG llevError, $msg;	306	LOG llevWarn, $msg;
196	};	307	};
197	}
198		308
199	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
200	warn Carp::longmess $_[0];	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
201	Coro::terminate;	320	Coro::terminate
202	};	321	};
203		322
204	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
205	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
206	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
214	for my $pkg (qw(	333	for my $pkg (qw(
215	cf::global cf::attachable	334	cf::global cf::attachable
216	cf::object cf::object::player	335	cf::object cf::object::player
217	cf::client cf::player	336	cf::client cf::player
218	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
219	cf::map cf::party cf::region	339	cf::party cf::region
220	)) {	340	)) {
221	no strict 'refs';
222	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
223	}	342	}
224		343
225	$EV::DIED = sub {	344	$EV::DIED = sub {
226	warn "error in event callback: @_";	345	warn "error in event callback: $@";
227	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
228		352
229	#############################################################################	353	#############################################################################
230		354
231	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
232		356
…		…
253	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
254	$d	378	$d
255	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
256	}	380	}
257		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($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
258	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
259		435
260	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
261		437
262	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
268	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
269		445
270	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
271	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
272		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
273	=item cf::lock_wait $string	511	=item cf::lock_wait $string
274		512
275	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
276		514
277	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
278		516
279	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
280	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,
281	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
282	returned.	520	returned.
283		521
284	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
285	deadlocked coro.	523	deadlocked coro.
…		…
291		529
292	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.
293		531
294	=cut	532	=cut
295		533
296	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
297	our %LOCKER;#d#
298		535
299	sub lock_wait($) {	536	sub lock_wait($) {
300	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
301
302	if ($LOCKER{$key} == $Coro::current) {#d#
303	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
304	return;#d#
305	}#d#
306
307	# wait for lock, if any
308	while ($LOCK{$key}) {
309	push @{ $LOCK{$key} }, $Coro::current;
310	Coro::schedule;
311	}
312	}	538	}
313		539
314	sub lock_acquire($) {	540	sub lock_acquire($) {
315	my ($key) = @_;	541	$LOCKS->guard ($_[0])
316
317	# wait, to be sure we are not locked
318	lock_wait $key;
319
320	$LOCK{$key} = [];
321	$LOCKER{$key} = $Coro::current;#d#
322
323	Coro::guard {
324	delete $LOCKER{$key};#d#
325	# wake up all waiters, to be on the safe side
326	$_->ready for @{ delete $LOCK{$key} };
327	}
328	}	542	}
329		543
330	sub lock_active($) {	544	sub lock_active($) {
331	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
332
333	! ! $LOCK{$key}
334	}	546	}
335		547
336	sub freeze_mainloop {	548	sub freeze_mainloop {
337	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
338		550
339	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
340	$TICK_WATCHER->start;
341	};
342	$TICK_WATCHER->stop;
343	$guard
344	}	552	}
345		553
346	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
347		555
348	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
349	get spread over timer.	557	get spread over time.
350		558
351	=cut	559	=cut
352		560
353	sub periodic($$) {	561	sub periodic($$) {
354	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
358	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
359	}	567	}
360		568
361	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
362		570
363	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
364	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
365	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$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.
366		578
367	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
368	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
369		581
370	Useful for short background jobs.	582	Useful for short background jobs.
371		583
372	=cut	584	=cut
373		585
374	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
375	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
376		589
377	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
378	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
379	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
380		593
381	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
382		596
383	while () {	597	while () {
384	next_job:	598	next_job:
		599
385	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
386	if ($avail > 0.01) {	601
387	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
388	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
389	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
390	$job->[2]->send;	606	$job->[2]->send;
391	Coro::cede;	607	Coro::cede;
392	goto next_job;	608	goto next_job;
393	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
394	}	611	}
395	}	612	}
396		613
397	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
398	# 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
399	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
400	$signal->wait;
401	} else {	617	} else {
		618	$busy = 0;
402	Coro::schedule;	619	Coro::schedule;
403	}	620	}
404	}	621	}
405	};	622	};
406		623
407	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
408	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
409		628
410	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
411	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
412		632
413	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
414	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
415	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
441	=cut	661	=cut
442		662
443	sub sync_job(&) {	663	sub sync_job(&) {
444	my ($job) = @_;	664	my ($job) = @_;
445		665
446	if ($Coro::current == $Coro::main) {	666	if (in_main) {
447	my $time = EV::time;	667	my $time = AE::time;
448		668
449	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
450	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
451		671
452	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
453		673
454	# TODO: use suspend/resume instead
455	# (but this is cancel-safe)
456	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
457		675
458	my $busy = 1;	676	my $busy = 1;
459	my @res;	677	my @res;
460		678
461	(async {	679	(async {
462	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
463	@res = eval { $job->() };	681	@res = eval { $job->() };
464	warn $@ if $@;	682	error $@ if $@;
465	undef $busy;	683	undef $busy;
466	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
467		685
468	while ($busy) {	686	while ($busy) {
469	if (Coro::nready) {	687	if (Coro::nready) {
…		…
471	} else {	689	} else {
472	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
473	}	691	}
474	}	692	}
475		693
476	$time = EV::time - $time;	694	my $time = AE::time - $time;
477		695
478	LOG llevError | logBacktrace, Carp::longmess "long sync job"
479	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
480
481	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
482		697
483	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
484	} else {	699	} else {
485	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
486		701
…		…
506	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
507		722
508	$coro	723	$coro
509	}	724	}
510		725
511	=item fork_call { }, $args	726	=item fork_call { }, @args
512		727
513	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
514	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
515	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
516	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
517		732
518	=cut	733	=cut
519		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
520	sub fork_call(&@) {	739	sub fork_call(&@) {
521	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
522		741
523	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
524	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
525	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
526		745
527	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
528	reset_signals;	747	cf::post_fork;
529	&$cb	748	&$cb
530	}, @args;	749	} @args;
531		750
532	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
533	}	790	}
534		791
535	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
536		793
537	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
547	within each server.	804	within each server.
548		805
549	=cut	806	=cut
550		807
551	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
552	my ($name) = @_;	812	my ($name) = @_;
553	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
554		814
555	eval {	815	eval {
556	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
566	}	826	}
567		827
568	our $DB;	828	our $DB;
569		829
570	sub db_init {	830	sub db_init {
571	cf::sync_job {
572	$DB ||= db_table "db";	831	$DB ||= db_table "db";
573	};
574	}	832	}
575		833
576	sub db_get($$) {	834	sub db_get($$) {
577	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
578		836
579	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
580	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
581		841
582	$! ? ()	842	$! ? ()
583	: $data	843	: $data
584	}
585	}	844	}
586		845
587	sub db_put($$$) {	846	sub db_put($$$) {
588	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
589	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
617		876
618	my @data;	877	my @data;
619	my $md5;	878	my $md5;
620		879
621	for (0 .. $#$src) {	880	for (0 .. $#$src) {
622	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
623	or Carp::croak "$src->[$_]: $!";
624	}	882	}
625		883
626	# if processing is expensive, check	884	# if processing is expensive, check
627	# checksum first	885	# checksum first
628	if (1) {	886	if (1) {
…		…
645		903
646	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
647	my $data = $process->(\@data);	905	my $data = $process->(\@data);
648	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
649		907
650	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
651		909
652	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
653	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
654	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
655		913
…		…
665		923
666	=cut	924	=cut
667		925
668	sub datalog($@) {	926	sub datalog($@) {
669	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
670	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
671	}	929	}
672		930
673	=back	931	=back
674		932
675	=cut	933	=cut
676		934
677	#############################################################################	935	#############################################################################
678		936
679	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
680		938
681	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
682	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")
683	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
684		942
685	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>
686	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
…		…
736	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
737		995
738	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
739	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
740		998
741	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
742	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.
743		1001
744	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
745		1003
746	=over 4	1004	=over 4
…		…
870		1128
871	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
872	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
873		1131
874	} elsif (ref $type) {	1132	} elsif (ref $type) {
875	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
876		1134
877	} else {	1135	} else {
878	shift @arg;	1136	shift @arg;
879	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
880	}	1138	}
881	}	1139	}
882	}	1140	}
883		1141
884	sub _object_attach {	1142	sub _object_attach {
…		…
894	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
895	}	1153	}
896		1154
897	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
898	} else {	1156	} else {
899	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
900	}	1158	}
901		1159
902	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
903	}	1161	}
904		1162
…		…
963		1221
964	for (@$callbacks) {	1222	for (@$callbacks) {
965	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
966		1224
967	if ($@) {	1225	if ($@) {
968	warn "$@";
969	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
970	override;	1227	override;
971	}	1228	}
972		1229
973	return 1 if $override;	1230	return 1 if $override;
974	}	1231	}
…		…
1037		1294
1038	sub reattach {	1295	sub reattach {
1039	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
1040	my ($obj) = @_;	1297	my ($obj) = @_;
1041		1298
		1299	# no longer needed after getting rid of delete_package?
1042	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
1043		1301
1044	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
1045		1303
1046	@$registry = ();	1304	@$registry = ();
1047		1305
…		…
1052	for (@$attach) {	1310	for (@$attach) {
1053	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1054	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1055	}	1313	}
1056	} else {	1314	} else {
1057	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1058	}	1316	}
1059	}	1317	}
1060	}	1318	}
1061		1319
1062	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1089	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1090		1348
1091	sync_job {	1349	sync_job {
1092	if (length $$rdata) {	1350	if (length $$rdata) {
1093	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1094	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1095	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1096		1355
1097	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1099	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1100	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	}
1101	close $fh;	1363	aio_close $fh;
1102		1364
1103	if (@$objs) {	1365	if (@$objs) {
1104	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) {
1105	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1106	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1107	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1108	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	}
1109	close $fh;	1374	aio_close $fh;
1110	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1111	}	1376	}
1112	} else {	1377	} else {
1113	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1114	}	1379	}
1115		1380
1116	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1117	} else {	1385	} else {
1118	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1119	}	1387	}
1120	} else {	1388	} else {
1121	aio_unlink $filename;	1389	aio_unlink $filename;
1122	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1123	}	1391	}
…		…
1147	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1148	$av = $st->{objs};	1416	$av = $st->{objs};
1149	}	1417	}
1150		1418
1151	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1152	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1153	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1154		1423
1155	($data, $av)	1424	($data, $av)
1156	}	1425	}
1157		1426
1158	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1162	=cut	1431	=cut
1163		1432
1164	#############################################################################	1433	#############################################################################
1165	# command handling &c	1434	# command handling &c
1166		1435
1167	=item cf::register_command $name => \&callback($ob,$args);	1436	=item cf::register_command $name => \&callback($ob,$args)
1168		1437
1169	Register a callback for execution when the client sends the user command	1438	Register a callback for execution when the client sends the user command
1170	$name.	1439	$name.
1171		1440
1172	=cut	1441	=cut
…		…
1178	#warn "registering command '$name/$time' to '$caller'";	1447	#warn "registering command '$name/$time' to '$caller'";
1179		1448
1180	push @{ $COMMAND{$name} }, [$caller, $cb];	1449	push @{ $COMMAND{$name} }, [$caller, $cb];
1181	}	1450	}
1182		1451
1183	=item cf::register_extcmd $name => \&callback($pl,$packet);	1452	=item cf::register_extcmd $name => \&callback($pl,$packet)
1184		1453
1185	Register a callback for execution when the client sends an (synchronous)	1454	Register a callback for execution when the client sends an (synchronous)
1186	extcmd packet. Ext commands will be processed in the order they are	1455	extcmd packet. Ext commands will be processed in the order they are
1187	received by the server, like other user commands. The first argument is	1456	received by the server, like other user commands. The first argument is
1188	the logged-in player. Ext commands can only be processed after a player	1457	the logged-in player. Ext commands can only be processed after a player
1189	has logged in successfully.	1458	has logged in successfully.
1190		1459
1191	If the callback returns something, it is sent back as if reply was being	1460	If the callback returns something, it is sent back as if reply was being
1192	called.	1461	called.
1193		1462
1194	=item cf::register_exticmd $name => \&callback($ns,$packet);	1463	=item cf::register_exticmd $name => \&callback($ns,$packet)
1195		1464
1196	Register a callback for execution when the client sends an (asynchronous)	1465	Register a callback for execution when the client sends an (asynchronous)
1197	exticmd packet. Exti commands are processed by the server as soon as they	1466	exticmd packet. Exti commands are processed by the server as soon as they
1198	are received, i.e. out of order w.r.t. other commands. The first argument	1467	are received, i.e. out of order w.r.t. other commands. The first argument
1199	is a client socket. Exti commands can be received anytime, even before	1468	is a client socket. Exti commands can be received anytime, even before
…		…
1214	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1215		1484
1216	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1217	}	1486	}
1218		1487
		1488	use File::Glob ();
		1489
1219	cf::player->attach (	1490	cf::player->attach (
1220	on_command => sub {	1491	on_unknown_command => sub {
1221	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1222		1493
1223	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1224	or return;	1495	or return;
1225		1496
…		…
1233	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1234		1505
1235	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1236		1507
1237	if (ref $msg) {	1508	if (ref $msg) {
1238	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1239	"ARRAY" eq ref $msg
1240	? @$msg
1241	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1242		1510
1243	my @reply;	1511	my @reply;
1244		1512
1245	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1246	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
1247	}	1515	}
1248		1516
1249	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_msg ("reply-$reply", @reply)
1250	if $reply;	1518	if $reply;
1251		1519
1252	} else {	1520	} else {
1253	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1254	}	1522	}
1255		1523
1256	cf::override;	1524	cf::override;
1257	},	1525	},
1258	);	1526	);
1259		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
1260	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1261	cf::sync_job {	1557	cf::sync_job {
1262	my %todo;	1558	my %todo;
1263		1559
1264	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1265	next unless -r $path;	1561	next unless -r $path;
…		…
1283		1579
1284	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1285	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1286		1582
1287	$ext{source} =	1583	$ext{source} =
1288	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1289	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1290	. $source	1586	. $source
1291	. "\n};\n1";	1587	. "\n};\n1";
1292		1588
1293	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1294	}	1590	}
1295		1591
		1592	my $pass = 0;
1296	my %done;	1593	my %done;
1297	while (%todo) {	1594	while (%todo) {
1298	my $progress;	1595	my $progress;
1299		1596
		1597	++$pass;
		1598
		1599	ext:
1300	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1301	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1302	goto skip	1602	next ext
1303	unless exists $done{$_};	1603	unless exists $done{$_};
1304	}	1604	}
1305		1605
1306	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1307		1607
1308	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 $@) {
1309	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1310	: "$v->{base}: extension inactive.\n";
1311		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1312	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1313	warn $msg;	1624
1314	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1315	exit 1;	1626	delete $todo{$k};
1316	}	1627	} else {
1317		1628	$done{$k} = delete $todo{$k};
1318	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1319	}	1634	}
1320
1321	$done{$k} = delete $todo{$k};
1322	push @EXTS, $v->{pkg};
1323	$progress = 1;
1324	}	1635	}
1325		1636
1326	skip:	1637	unless ($progress) {
1327	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1328	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1329	}	1647	}
1330	};	1648	};
1331	}	1649	}
1332		1650
1333	#############################################################################	1651	#############################################################################
1334		1652
1335	=back	1653	=back
1336		1654
1337	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1338		1656
1339	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1340		1658
1341	=cut	1659	=cut
1342		1660
1343	package cf::player;	1661	package cf::player;
1344		1662
…		…
1387		1705
1388	sub exists($) {	1706	sub exists($) {
1389	my ($login) = @_;	1707	my ($login) = @_;
1390		1708
1391	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1392	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1393	}	1711	}
1394		1712
1395	sub find($) {	1713	sub find($) {
1396	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1397	my $login = $_[0];	1715	my $login = $_[0];
…		…
1409	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1410	or return;	1728	or return;
1411		1729
1412	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1413	or return;	1731	or return;
		1732
1414	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1415	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1416	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1417	}	1736	}
1418	}	1737	}
1419	}	1738	}
1420		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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
1421	sub save($) {	1753	sub save($) {
1422	my ($pl) = @_;	1754	my ($pl) = @_;
1423		1755
1424	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1425		1757
…		…
1428		1760
1429	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1430		1762
1431	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1432	$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];
1433		1770
1434	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1435	cf::cede_to_tick;	1772	cf::cede_to_tick;
1436	}	1773	}
1437		1774
…		…
1469	my ($pl) = @_;	1806	my ($pl) = @_;
1470		1807
1471	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1472		1809
1473	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1474	$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
1475		1812
1476	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1477	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1478	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1479	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1480		1821
1481	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1482	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1483	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1521		1862
1522	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1523	my $path = path $login;	1864	my $path = path $login;
1524		1865
1525	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1526	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1527	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1528	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1529	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1530	}	1872	}
1531		1873
…		…
1535		1877
1536	\@logins	1878	\@logins
1537	}	1879	}
1538		1880
1539	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1540		1884
1541	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1542	player. May block.	1886	player. May block.
1543		1887
1544	=cut	1888	=cut
…		…
1562	}	1906	}
1563		1907
1564	\@paths	1908	\@paths
1565	}	1909	}
1566		1910
1567	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1568		1912
1569	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1570
1571	=cut
1572
1573	use re 'eval';
1574
1575	my $group;
1576	my $interior; $interior = qr{
1577	# match a pod interior sequence sans C<< >>
1578	(?:
1579	\ (.*?)\ (?{ $group = $^N })
1580	| < (??{$interior}) >
1581	)
1582	}x;
1583
1584	sub expand_cfpod {
1585	my ($self, $pod) = @_;
1586
1587	my $xml;
1588
1589	while () {
1590	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1591	$group = $1;
1592
1593	$group =~ s/&/&amp;/g;
1594	$group =~ s/</&lt;/g;
1595
1596	$xml .= $group;
1597	} elsif ($pod =~ m%\G
1598	([BCGHITU])
1599	<
1600	(?:
1601	([^<>]*) (?{ $group = $^N })
1602	| < $interior >
1603	)
1604	>
1605	%gcsx
1606	) {
1607	my ($code, $data) = ($1, $group);
1608
1609	if ($code eq "B") {
1610	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1611	} elsif ($code eq "I") {
1612	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1613	} elsif ($code eq "U") {
1614	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1615	} elsif ($code eq "C") {
1616	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1617	} elsif ($code eq "T") {
1618	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1619	} elsif ($code eq "G") {
1620	my ($male, $female) = split /\|/, $data;
1621	$data = $self->gender ? $female : $male;
1622	$xml .= expand_cfpod ($self, $data);
1623	} elsif ($code eq "H") {
1624	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1625	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1626	"")
1627	[$self->{hintmode}];
1628	} else {
1629	$xml .= "error processing '$code($data)' directive";
1630	}
1631	} else {
1632	if ($pod =~ /\G(.+)/) {
1633	warn "parse error while expanding $pod (at $1)";
1634	}
1635	last;
1636	}
1637	}
1638
1639	for ($xml) {
1640	# create single paragraphs (very hackish)
1641	s/(?<=\S)\n(?=\w)/ /g;
1642
1643	# compress some whitespace
1644	s/\s+\n/\n/g; # ws line-ends
1645	s/\n\n+/\n/g; # double lines
1646	s/^\n+//; # beginning lines
1647	s/\n+$//; # ending lines
1648	}
1649
1650	$xml
1651	}
1652
1653	no re 'eval';
1654
1655	sub hintmode {
1656	$_[0]{hintmode} = $_[1] if @_ > 1;
1657	$_[0]{hintmode}
1658	}
1659
1660	=item $player->ext_reply ($msgid, @msg)
1661
1662	Sends an ext reply to the player.
1663
1664	=cut
1665
1666	sub ext_reply($$@) {
1667	my ($self, $id, @msg) = @_;
1668
1669	$self->ns->ext_reply ($id, @msg)
1670	}
1671		1914
1672	=item $player->ext_msg ($type, @msg)	1915	=item $player->ext_msg ($type, @msg)
1673		1916
1674	Sends an ext event to the client.	1917	Sends an ext event to the client.
1675		1918
…		…
1695		1938
1696	=cut	1939	=cut
1697		1940
1698	sub find_by_path($) {	1941	sub find_by_path($) {
1699	my ($path) = @_;	1942	my ($path) = @_;
		1943
		1944	$path =~ s/^~[^\/]*//; # skip ~login
1700		1945
1701	my ($match, $specificity);	1946	my ($match, $specificity);
1702		1947
1703	for my $region (list) {	1948	for my $region (list) {
1704	if ($region->{match} && $path =~ $region->{match}) {	1949	if ($region->{match} && $path =~ $region->{match}) {
…		…
1730	our $MAX_RESET = 3600;	1975	our $MAX_RESET = 3600;
1731	our $DEFAULT_RESET = 3000;	1976	our $DEFAULT_RESET = 3000;
1732		1977
1733	sub generate_random_map {	1978	sub generate_random_map {
1734	my ($self, $rmp) = @_;	1979	my ($self, $rmp) = @_;
1735	# mit "rum" bekleckern, nicht	1980
		1981	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1982
1736	$self->_create_random_map (	1983	$self->_create_random_map ($rmp);
1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1740	$rmp->{exit_on_final_map},
1741	$rmp->{xsize}, $rmp->{ysize},
1742	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1743	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1744	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1745	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1746	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1747	(cf::region::find $rmp->{region}), $rmp->{custom}
1748	)
1749	}	1984	}
1750		1985
1751	=item cf::map->register ($regex, $prio)	1986	=item cf::map->register ($regex, $prio)
1752		1987
1753	Register a handler for the map path matching the given regex at the	1988	Register a handler for the map path matching the given regex at the
…		…
1758		1993
1759	sub register {	1994	sub register {
1760	my (undef, $regex, $prio) = @_;	1995	my (undef, $regex, $prio) = @_;
1761	my $pkg = caller;	1996	my $pkg = caller;
1762		1997
1763	no strict;
1764	push @{"$pkg\::ISA"}, __PACKAGE__;	1998	push @{"$pkg\::ISA"}, __PACKAGE__;
1765		1999
1766	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2000	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1767	}	2001	}
1768		2002
1769	# also paths starting with '/'	2003	# also paths starting with '/'
1770	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2004	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1771		2005
1772	sub thawer_merge {	2006	sub thawer_merge {
1773	my ($self, $merge) = @_;	2007	my ($self, $merge) = @_;
1774		2008
1775	# we have to keep some variables in memory intact	2009	# we have to keep some variables in memory intact
…		…
1780	}	2014	}
1781		2015
1782	sub normalise {	2016	sub normalise {
1783	my ($path, $base) = @_;	2017	my ($path, $base) = @_;
1784		2018
1785	$path = "$path"; # make sure its a string	2019	$path = "$path"; # make sure it's a string
1786		2020
1787	$path =~ s/\.map$//;	2021	$path =~ s/\.map$//;
1788		2022
1789	# map plan:	2023	# map plan:
1790	#	2024	#
…		…
1805	$base =~ s{[^/]+/?$}{};	2039	$base =~ s{[^/]+/?$}{};
1806	$path = "$base/$path";	2040	$path = "$base/$path";
1807	}	2041	}
1808		2042
1809	for ($path) {	2043	for ($path) {
1810	redo if s{//}{/};
1811	redo if s{/\.?/}{/};	2044	redo if s{/\.?/}{/};
1812	redo if s{/[^/]+/\.\./}{/};	2045	redo if s{/[^/]+/\.\./}{/};
1813	}	2046	}
1814		2047
1815	$path	2048	$path
…		…
1829	$self->init; # pass $1 etc.	2062	$self->init; # pass $1 etc.
1830	return $self;	2063	return $self;
1831	}	2064	}
1832	}	2065	}
1833		2066
1834	Carp::cluck "unable to resolve path '$path' (base '$base').";	2067	Carp::cluck "unable to resolve path '$path' (base '$base')";
1835	()	2068	()
1836	}	2069	}
1837		2070
		2071	# may re-bless or do other evil things
1838	sub init {	2072	sub init {
1839	my ($self) = @_;	2073	my ($self) = @_;
1840		2074
1841	$self	2075	$self
1842	}	2076	}
…		…
1861		2095
1862	# the temporary/swap location	2096	# the temporary/swap location
1863	sub save_path {	2097	sub save_path {
1864	my ($self) = @_;	2098	my ($self) = @_;
1865		2099
1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2100	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1867	"$TMPDIR/$path.map"	2101	"$TMPDIR/$path.map"
1868	}	2102	}
1869		2103
1870	# the unique path, undef == no special unique path	2104	# the unique path, undef == no special unique path
1871	sub uniq_path {	2105	sub uniq_path {
1872	my ($self) = @_;	2106	my ($self) = @_;
1873		2107
1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2108	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1875	"$UNIQUEDIR/$path"	2109	"$UNIQUEDIR/$path"
1876	}
1877
1878	# and all this just because we cannot iterate over
1879	# all maps in C++...
1880	sub change_all_map_light {
1881	my ($change) = @_;
1882
1883	$_->change_map_light ($change)
1884	for grep $_->outdoor, values %cf::MAP;
1885	}	2110	}
1886		2111
1887	sub decay_objects {	2112	sub decay_objects {
1888	my ($self) = @_;	2113	my ($self) = @_;
1889		2114
…		…
1916	$self->{load_path} = $path;	2141	$self->{load_path} = $path;
1917		2142
1918	1	2143	1
1919	}	2144	}
1920		2145
		2146	# used to laod the header of an original map
1921	sub load_header_orig {	2147	sub load_header_orig {
1922	my ($self) = @_;	2148	my ($self) = @_;
1923		2149
1924	$self->load_header_from ($self->load_path)	2150	$self->load_header_from ($self->load_path)
1925	}	2151	}
1926		2152
		2153	# used to laod the header of an instantiated map
1927	sub load_header_temp {	2154	sub load_header_temp {
1928	my ($self) = @_;	2155	my ($self) = @_;
1929		2156
1930	$self->load_header_from ($self->save_path)	2157	$self->load_header_from ($self->save_path)
1931	}	2158	}
1932		2159
		2160	# called after loading the header from an instantiated map
1933	sub prepare_temp {	2161	sub prepare_temp {
1934	my ($self) = @_;	2162	my ($self) = @_;
1935		2163
1936	$self->last_access ((delete $self->{last_access})	2164	$self->last_access ((delete $self->{last_access})
1937	|| $cf::RUNTIME); #d#	2165	|| $cf::RUNTIME); #d#
1938	# safety	2166	# safety
1939	$self->{instantiate_time} = $cf::RUNTIME	2167	$self->{instantiate_time} = $cf::RUNTIME
1940	if $self->{instantiate_time} > $cf::RUNTIME;	2168	if $self->{instantiate_time} > $cf::RUNTIME;
1941	}	2169	}
1942		2170
		2171	# called after loading the header from an original map
1943	sub prepare_orig {	2172	sub prepare_orig {
1944	my ($self) = @_;	2173	my ($self) = @_;
1945		2174
1946	$self->{load_original} = 1;	2175	$self->{load_original} = 1;
1947	$self->{instantiate_time} = $cf::RUNTIME;	2176	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1971		2200
1972	sub find;	2201	sub find;
1973	sub find {	2202	sub find {
1974	my ($path, $origin) = @_;	2203	my ($path, $origin) = @_;
1975		2204
		2205	cf::cede_to_tick;
		2206
1976	$path = normalise $path, $origin && $origin->path;	2207	$path = normalise $path, $origin;
1977		2208
1978	cf::lock_wait "map_data:$path";#d#remove	2209	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1979	cf::lock_wait "map_find:$path";	2210	my $guard2 = cf::lock_acquire "map_find:$path";
1980		2211
1981	$cf::MAP{$path} || do {	2212	$cf::MAP{$path} || do {
1982	my $guard1 = cf::lock_acquire "map_find:$path";
1983	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1984
1985	my $map = new_from_path cf::map $path	2213	my $map = new_from_path cf::map $path
1986	or return;	2214	or return;
1987		2215
1988	$map->{last_save} = $cf::RUNTIME;	2216	$map->{last_save} = $cf::RUNTIME;
1989		2217
…		…
1991	or return;	2219	or return;
1992		2220
1993	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2221	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1994	# doing this can freeze the server in a sync job, obviously	2222	# doing this can freeze the server in a sync job, obviously
1995	#$cf::WAIT_FOR_TICK->wait;	2223	#$cf::WAIT_FOR_TICK->wait;
		2224	undef $guard2;
1996	undef $guard1;	2225	undef $guard1;
1997	undef $guard2;
1998	$map->reset;	2226	$map->reset;
1999	return find $path;	2227	return find $path;
2000	}	2228	}
2001		2229
2002	$cf::MAP{$path} = $map	2230	$cf::MAP{$path} = $map
2003	}	2231	}
2004	}	2232	}
2005		2233
2006	sub pre_load { }	2234	sub pre_load { }
2007	sub post_load { }	2235	#sub post_load { } # XS
2008		2236
2009	sub load {	2237	sub load {
2010	my ($self) = @_;	2238	my ($self) = @_;
2011		2239
2012	local $self->{deny_reset} = 1; # loading can take a long time	2240	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2015		2243
2016	{	2244	{
2017	my $guard = cf::lock_acquire "map_data:$path";	2245	my $guard = cf::lock_acquire "map_data:$path";
2018		2246
2019	return unless $self->valid;	2247	return unless $self->valid;
2020	return unless $self->in_memory == cf::MAP_SWAPPED;	2248	return unless $self->state == cf::MAP_SWAPPED;
2021
2022	$self->in_memory (cf::MAP_LOADING);
2023		2249
2024	$self->alloc;	2250	$self->alloc;
2025		2251
2026	$self->pre_load;	2252	$self->pre_load;
2027	cf::cede_to_tick;	2253	cf::cede_to_tick;
2028		2254
		2255	if (exists $self->{load_path}) {
2029	my $f = new_from_file cf::object::thawer $self->{load_path};	2256	my $f = new_from_file cf::object::thawer $self->{load_path};
2030	$f->skip_block;	2257	$f->skip_block;
2031	$self->_load_objects ($f)	2258	$self->_load_objects ($f)
2032	or return;	2259	or return;
2033		2260
2034	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2261	$self->post_load_original
2035	if delete $self->{load_original};	2262	if delete $self->{load_original};
2036		2263
2037	if (my $uniq = $self->uniq_path) {	2264	if (my $uniq = $self->uniq_path) {
2038	utf8::encode $uniq;	2265	utf8::encode $uniq;
2039	unless (aio_stat $uniq) {	2266	unless (aio_stat $uniq) {
2040	if (my $f = new_from_file cf::object::thawer $uniq) {	2267	if (my $f = new_from_file cf::object::thawer $uniq) {
2041	$self->clear_unique_items;	2268	$self->clear_unique_items;
2042	$self->_load_objects ($f);	2269	$self->_load_objects ($f);
2043	$f->resolve_delayed_derefs;	2270	$f->resolve_delayed_derefs;
		2271	}
2044	}	2272	}
2045	}	2273	}
2046	}
2047		2274
2048	$f->resolve_delayed_derefs;	2275	$f->resolve_delayed_derefs;
		2276	} else {
		2277	$self->post_load_original
		2278	if delete $self->{load_original};
		2279	}
		2280
		2281	$self->state (cf::MAP_INACTIVE);
2049		2282
2050	cf::cede_to_tick;	2283	cf::cede_to_tick;
2051	# now do the right thing for maps	2284	# now do the right thing for maps
2052	$self->link_multipart_objects;	2285	$self->link_multipart_objects;
2053	$self->difficulty ($self->estimate_difficulty)	2286	$self->difficulty ($self->estimate_difficulty)
…		…
2057	unless ($self->{deny_activate}) {	2290	unless ($self->{deny_activate}) {
2058	$self->decay_objects;	2291	$self->decay_objects;
2059	$self->fix_auto_apply;	2292	$self->fix_auto_apply;
2060	$self->update_buttons;	2293	$self->update_buttons;
2061	cf::cede_to_tick;	2294	cf::cede_to_tick;
2062	$self->set_darkness_map;	2295	#$self->activate; # no longer activate maps automatically
2063	cf::cede_to_tick;
2064	$self->activate;
2065	}	2296	}
2066		2297
2067	$self->{last_save} = $cf::RUNTIME;	2298	$self->{last_save} = $cf::RUNTIME;
2068	$self->last_access ($cf::RUNTIME);	2299	$self->last_access ($cf::RUNTIME);
2069
2070	$self->in_memory (cf::MAP_IN_MEMORY);
2071	}	2300	}
2072		2301
2073	$self->post_load;	2302	$self->post_load;
2074	}
2075		2303
		2304	1
		2305	}
		2306
		2307	# customize the map for a given player, i.e.
		2308	# return the _real_ map. used by e.g. per-player
		2309	# maps to change the path to ~playername/mappath
2076	sub customise_for {	2310	sub customise_for {
2077	my ($self, $ob) = @_;	2311	my ($self, $ob) = @_;
2078		2312
2079	return find "~" . $ob->name . "/" . $self->{path}	2313	return find "~" . $ob->name . "/" . $self->{path}
2080	if $self->per_player;	2314	if $self->per_player;
…		…
2083	# if $self->per_party;	2317	# if $self->per_party;
2084		2318
2085	$self	2319	$self
2086	}	2320	}
2087		2321
2088	# find and load all maps in the 3x3 area around a map
2089	sub load_neighbours {
2090	my ($map) = @_;
2091
2092	my @neigh; # diagonal neighbours
2093
2094	for (0 .. 3) {
2095	my $neigh = $map->tile_path ($_)
2096	or next;
2097	$neigh = find $neigh, $map
2098	or next;
2099	$neigh->load;
2100
2101	push @neigh,
2102	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2103	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2104	}
2105
2106	for (grep defined $_->[0], @neigh) {
2107	my ($path, $origin) = @$_;
2108	my $neigh = find $path, $origin
2109	or next;
2110	$neigh->load;
2111	}
2112	}
2113
2114	sub find_sync {	2322	sub find_sync {
2115	my ($path, $origin) = @_;	2323	my ($path, $origin) = @_;
2116		2324
2117	cf::sync_job { find $path, $origin }	2325	# it's a bug to call this from the main context
		2326	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2327	if $Coro::current == $Coro::main;
		2328
		2329	find $path, $origin
2118	}	2330	}
2119		2331
2120	sub do_load_sync {	2332	sub do_load_sync {
2121	my ($map) = @_;	2333	my ($map) = @_;
2122		2334
		2335	# it's a bug to call this from the main context
2123	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2336	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2124	if $Coro::current == $Coro::main;	2337	if $Coro::current == $Coro::main;
2125		2338
2126	cf::sync_job { $map->load };	2339	$map->load;
2127	}	2340	}
2128		2341
2129	our %MAP_PREFETCH;	2342	our %MAP_PREFETCH;
2130	our $MAP_PREFETCHER = undef;	2343	our $MAP_PREFETCHER = undef;
2131		2344
2132	sub find_async {	2345	sub find_async {
2133	my ($path, $origin, $load) = @_;	2346	my ($path, $origin, $load) = @_;
2134		2347
2135	$path = normalise $path, $origin && $origin->{path};	2348	$path = normalise $path, $origin;
2136		2349
2137	if (my $map = $cf::MAP{$path}) {	2350	if (my $map = $cf::MAP{$path}) {
2138	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2351	return $map if !$load || $map->linkable;
2139	}	2352	}
2140		2353
2141	$MAP_PREFETCH{$path} |= $load;	2354	$MAP_PREFETCH{$path} |= $load;
2142		2355
2143	$MAP_PREFETCHER ||= cf::async {	2356	$MAP_PREFETCHER ||= cf::async {
…		…
2157	$MAP_PREFETCHER->prio (6);	2370	$MAP_PREFETCHER->prio (6);
2158		2371
2159	()	2372	()
2160	}	2373	}
2161		2374
		2375	# common code, used by both ->save and ->swapout
2162	sub save {	2376	sub _save {
2163	my ($self) = @_;	2377	my ($self) = @_;
2164
2165	my $lock = cf::lock_acquire "map_data:$self->{path}";
2166		2378
2167	$self->{last_save} = $cf::RUNTIME;	2379	$self->{last_save} = $cf::RUNTIME;
2168		2380
2169	return unless $self->dirty;	2381	return unless $self->dirty;
2170		2382
…		…
2179		2391
2180	cf::async {	2392	cf::async {
2181	$Coro::current->{desc} = "map player save";	2393	$Coro::current->{desc} = "map player save";
2182	$_->contr->save for $self->players;	2394	$_->contr->save for $self->players;
2183	};	2395	};
		2396
		2397	cf::get_slot 0.02;
2184		2398
2185	if ($uniq) {	2399	if ($uniq) {
2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2400	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2187	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2401	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2188	} else {	2402	} else {
2189	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2403	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2190	}	2404	}
2191	}	2405	}
2192		2406
		2407	sub save {
		2408	my ($self) = @_;
		2409
		2410	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2411
		2412	$self->_save;
		2413	}
		2414
2193	sub swap_out {	2415	sub swap_out {
2194	my ($self) = @_;	2416	my ($self) = @_;
2195		2417
2196	# save first because save cedes
2197	$self->save;
2198
2199	my $lock = cf::lock_acquire "map_data:$self->{path}";	2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
2200		2419
		2420	return if !$self->linkable;
		2421	return if $self->{deny_save};
2201	return if $self->players;	2422	return if $self->players;
2202	return if $self->in_memory != cf::MAP_IN_MEMORY;	2423
		2424	# first deactivate the map and "unlink" it from the core
		2425	$self->deactivate;
		2426	$_->clear_links_to ($self) for values %cf::MAP;
		2427	$self->state (cf::MAP_SWAPPED);
		2428
		2429	# then atomically save
		2430	$self->_save;
		2431
		2432	# then free the map
		2433	$self->clear;
		2434	}
		2435
		2436	sub reset_at {
		2437	my ($self) = @_;
		2438
		2439	# TODO: safety, remove and allow resettable per-player maps
2203	return if $self->{deny_save};	2440	return 1e99 if $self->{deny_reset};
2204		2441
		2442	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2443	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2444
		2445	$time + $to
		2446	}
		2447
		2448	sub should_reset {
		2449	my ($self) = @_;
		2450
		2451	$self->reset_at <= $cf::RUNTIME
		2452	}
		2453
		2454	sub reset {
		2455	my ($self) = @_;
		2456
		2457	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2458
		2459	return if $self->players;
		2460
		2461	cf::trace "resetting map ", $self->path, "\n";
		2462
2205	$self->in_memory (cf::MAP_SWAPPED);	2463	$self->state (cf::MAP_SWAPPED);
		2464
		2465	# need to save uniques path
		2466	unless ($self->{deny_save}) {
		2467	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2468
		2469	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2470	if $uniq;
		2471	}
		2472
		2473	delete $cf::MAP{$self->path};
2206		2474
2207	$self->deactivate;	2475	$self->deactivate;
2208	$_->clear_links_to ($self) for values %cf::MAP;	2476	$_->clear_links_to ($self) for values %cf::MAP;
2209	$self->clear;	2477	$self->clear;
2210	}
2211
2212	sub reset_at {
2213	my ($self) = @_;
2214
2215	# TODO: safety, remove and allow resettable per-player maps
2216	return 1e99 if $self->{deny_reset};
2217
2218	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2219	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2220
2221	$time + $to
2222	}
2223
2224	sub should_reset {
2225	my ($self) = @_;
2226
2227	$self->reset_at <= $cf::RUNTIME
2228	}
2229
2230	sub reset {
2231	my ($self) = @_;
2232
2233	my $lock = cf::lock_acquire "map_data:$self->{path}";
2234
2235	return if $self->players;
2236
2237	warn "resetting map ", $self->path;
2238
2239	$self->in_memory (cf::MAP_SWAPPED);
2240
2241	# need to save uniques path
2242	unless ($self->{deny_save}) {
2243	my $uniq = $self->uniq_path; utf8::encode $uniq;
2244
2245	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2246	if $uniq;
2247	}
2248
2249	delete $cf::MAP{$self->path};
2250
2251	$self->deactivate;
2252	$_->clear_links_to ($self) for values %cf::MAP;
2253	$self->clear;
2254		2478
2255	$self->unlink_save;	2479	$self->unlink_save;
2256	$self->destroy;	2480	$self->destroy;
2257	}	2481	}
2258		2482
…		…
2266		2490
2267	delete $cf::MAP{$self->path};	2491	delete $cf::MAP{$self->path};
2268		2492
2269	$self->unlink_save;	2493	$self->unlink_save;
2270		2494
2271	bless $self, "cf::map";	2495	bless $self, "cf::map::wrap";
2272	delete $self->{deny_reset};	2496	delete $self->{deny_reset};
2273	$self->{deny_save} = 1;	2497	$self->{deny_save} = 1;
2274	$self->reset_timeout (1);	2498	$self->reset_timeout (1);
2275	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2499	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2276		2500
…		…
2325		2549
2326	sub unique_maps() {	2550	sub unique_maps() {
2327	[	2551	[
2328	map {	2552	map {
2329	utf8::decode $_;	2553	utf8::decode $_;
2330	/\.map$/	2554	s/\.map$//; # TODO future compatibility hack
		2555	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2556	? ()
2331	? normalise $_	2557	: normalise $_
2332	: ()
2333	} @{ aio_readdir $UNIQUEDIR or [] }	2558	} @{ aio_readdir $UNIQUEDIR or [] }
2334	]	2559	]
2335	}	2560	}
2336		2561
2337	package cf;	2562	=item cf::map::static_maps
		2563
		2564	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2565	file in the shared directory excluding F</styles> and F</editor>). May
		2566	block.
		2567
		2568	=cut
		2569
		2570	sub static_maps() {
		2571	my @dirs = "";
		2572	my @maps;
		2573
		2574	while (@dirs) {
		2575	my $dir = shift @dirs;
		2576
		2577	next if $dir eq "/styles" || $dir eq "/editor";
		2578
		2579	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2580	or return;
		2581
		2582	for (@$files) {
		2583	s/\.map$// or next;
		2584	utf8::decode $_;
		2585	push @maps, "$dir/$_";
		2586	}
		2587
		2588	push @dirs, map "$dir/$_", @$dirs;
		2589	}
		2590
		2591	\@maps
		2592	}
2338		2593
2339	=back	2594	=back
2340		2595
2341	=head3 cf::object	2596	=head3 cf::object
2342		2597
…		…
2346		2601
2347	=over 4	2602	=over 4
2348		2603
2349	=item $ob->inv_recursive	2604	=item $ob->inv_recursive
2350		2605
2351	Returns the inventory of the object _and_ their inventories, recursively.	2606	Returns the inventory of the object I<and> their inventories, recursively,
		2607	but I<not> the object itself.
2352		2608
2353	=cut	2609	=cut
2354		2610
2355	sub inv_recursive_;	2611	sub inv_recursive_;
2356	sub inv_recursive_ {	2612	sub inv_recursive_ {
…		…
2361	inv_recursive_ inv $_[0]	2617	inv_recursive_ inv $_[0]
2362	}	2618	}
2363		2619
2364	=item $ref = $ob->ref	2620	=item $ref = $ob->ref
2365		2621
2366	creates and returns a persistent reference to an objetc that can be stored as a string.	2622	Creates and returns a persistent reference to an object that can be stored as a string.
2367		2623
2368	=item $ob = cf::object::deref ($refstring)	2624	=item $ob = cf::object::deref ($refstring)
2369		2625
2370	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2626	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2371	even if the object actually exists. May block.	2627	even if the object actually exists. May block.
…		…
2403	can be C<undef>. Does the right thing when the player is currently in a	2659	can be C<undef>. Does the right thing when the player is currently in a
2404	dialogue with the given NPC character.	2660	dialogue with the given NPC character.
2405		2661
2406	=cut	2662	=cut
2407		2663
		2664	our $SAY_CHANNEL = {
		2665	id => "say",
		2666	title => "Map",
		2667	reply => "say ",
		2668	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2669	};
		2670
		2671	our $CHAT_CHANNEL = {
		2672	id => "chat",
		2673	title => "Chat",
		2674	reply => "chat ",
		2675	tooltip => "Player chat and shouts, global to the server.",
		2676	};
		2677
2408	# rough implementation of a future "reply" method that works	2678	# rough implementation of a future "reply" method that works
2409	# with dialog boxes.	2679	# with dialog boxes.
2410	#TODO: the first argument must go, split into a $npc->reply_to ( method	2680	#TODO: the first argument must go, split into a $npc->reply_to ( method
2411	sub cf::object::player::reply($$$;$) {	2681	sub cf::object::player::reply($$$;$) {
2412	my ($self, $npc, $msg, $flags) = @_;	2682	my ($self, $npc, $msg, $flags) = @_;
…		…
2423	my $dialog = $pl->{npc_dialog};	2693	my $dialog = $pl->{npc_dialog};
2424	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2694	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2425		2695
2426	} else {	2696	} else {
2427	$msg = $npc->name . " says: $msg" if $npc;	2697	$msg = $npc->name . " says: $msg" if $npc;
2428	$self->message ($msg, $flags);	2698	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2429	}	2699	}
2430	}	2700	}
2431	}	2701	}
2432		2702
2433	=item $object->send_msg ($channel, $msg, $color, [extra...])	2703	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2458		2728
2459	=item $player_object->enter_link	2729	=item $player_object->enter_link
2460		2730
2461	Freezes the player and moves him/her to a special map (C<{link}>).	2731	Freezes the player and moves him/her to a special map (C<{link}>).
2462		2732
2463	The player should be reasonably safe there for short amounts of time. You	2733	The player should be reasonably safe there for short amounts of time (e.g.
2464	I<MUST> call C<leave_link> as soon as possible, though.	2734	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2735	though, as the player cannot control the character while it is on the link
		2736	map.
2465		2737
2466	Will never block.	2738	Will never block.
2467		2739
2468	=item $player_object->leave_link ($map, $x, $y)	2740	=item $player_object->leave_link ($map, $x, $y)
2469		2741
…		…
2489	sub cf::object::player::enter_link {	2761	sub cf::object::player::enter_link {
2490	my ($self) = @_;	2762	my ($self) = @_;
2491		2763
2492	$self->deactivate_recursive;	2764	$self->deactivate_recursive;
2493		2765
		2766	++$self->{_link_recursion};
		2767
2494	return if UNIVERSAL::isa $self->map, "ext::map_link";	2768	return if UNIVERSAL::isa $self->map, "ext::map_link";
2495		2769
2496	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2770	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2497	if $self->map && $self->map->{path} ne "{link}";	2771	if $self->map && $self->map->{path} ne "{link}";
2498		2772
2499	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2773	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2500	}	2774	}
2501		2775
2502	sub cf::object::player::leave_link {	2776	sub cf::object::player::leave_link {
2503	my ($self, $map, $x, $y) = @_;	2777	my ($self, $map, $x, $y) = @_;
2504		2778
…		…
2521	($x, $y) = (-1, -1)	2795	($x, $y) = (-1, -1)
2522	unless (defined $x) && (defined $y);	2796	unless (defined $x) && (defined $y);
2523		2797
2524	# use -1 or undef as default coordinates, not 0, 0	2798	# use -1 or undef as default coordinates, not 0, 0
2525	($x, $y) = ($map->enter_x, $map->enter_y)	2799	($x, $y) = ($map->enter_x, $map->enter_y)
2526	if $x <=0 && $y <= 0;	2800	if $x <= 0 && $y <= 0;
2527		2801
2528	$map->load;	2802	$map->load;
2529	$map->load_neighbours;
2530		2803
2531	return unless $self->contr->active;	2804	return unless $self->contr->active;
2532	$self->activate_recursive;
2533		2805
2534	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2806	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2535	$self->enter_map ($map, $x, $y);	2807	if ($self->enter_map ($map, $x, $y)) {
2536	}	2808	# entering was successful
		2809	delete $self->{_link_recursion};
		2810	# only activate afterwards, to support waiting in hooks
		2811	$self->activate_recursive;
		2812	}
2537		2813
		2814	}
		2815
2538	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2816	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2539		2817
2540	Moves the player to the given map-path and coordinates by first freezing	2818	Moves the player to the given map-path and coordinates by first freezing
2541	her, loading and preparing them map, calling the provided $check callback	2819	her, loading and preparing them map, calling the provided $check callback
2542	that has to return the map if sucecssful, and then unfreezes the player on	2820	that has to return the map if sucecssful, and then unfreezes the player on
2543	the new (success) or old (failed) map position. In either case, $done will	2821	the new (success) or old (failed) map position. In either case, $done will
2544	be called at the end of this process.	2822	be called at the end of this process.
2545		2823
		2824	Note that $check will be called with a potentially non-loaded map, so if
		2825	it needs a loaded map it has to call C<< ->load >>.
		2826
2546	=cut	2827	=cut
2547		2828
2548	our $GOTOGEN;	2829	our $GOTOGEN;
2549		2830
2550	sub cf::object::player::goto {	2831	sub cf::object::player::goto {
2551	my ($self, $path, $x, $y, $check, $done) = @_;	2832	my ($self, $path, $x, $y, $check, $done) = @_;
		2833
		2834	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2835	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2836	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2837	($path, $x, $y) = @$EMERGENCY_POSITION;
		2838	}
2552		2839
2553	# do generation counting so two concurrent goto's will be executed in-order	2840	# do generation counting so two concurrent goto's will be executed in-order
2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2841	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2555		2842
2556	$self->enter_link;	2843	$self->enter_link;
…		…
2576	($path, $x, $y) = (undef, undef, undef);	2863	($path, $x, $y) = (undef, undef, undef);
2577	}	2864	}
2578	}	2865	}
2579		2866
2580	my $map = eval {	2867	my $map = eval {
2581	my $map = defined $path ? cf::map::find $path : undef;	2868	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2582		2869
2583	if ($map) {	2870	if ($map) {
2584	$map = $map->customise_for ($self);	2871	$map = $map->customise_for ($self);
2585	$map = $check->($map) if $check && $map;	2872	$map = $check->($map, $x, $y, $self) if $check && $map;
2586	} else {	2873	} else {
2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2874	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2588	}	2875	}
2589		2876
2590	$map	2877	$map
…		…
2598	if ($gen == $self->{_goto_generation}) {	2885	if ($gen == $self->{_goto_generation}) {
2599	delete $self->{_goto_generation};	2886	delete $self->{_goto_generation};
2600	$self->leave_link ($map, $x, $y);	2887	$self->leave_link ($map, $x, $y);
2601	}	2888	}
2602		2889
2603	$done->() if $done;	2890	$done->($self) if $done;
2604	})->prio (1);	2891	})->prio (1);
2605	}	2892	}
2606		2893
2607	=item $player_object->enter_exit ($exit_object)	2894	=item $player_object->enter_exit ($exit_object)
2608		2895
…		…
2628	}	2915	}
2629		2916
2630	sub prepare_random_map {	2917	sub prepare_random_map {
2631	my ($exit) = @_;	2918	my ($exit) = @_;
2632		2919
2633	my $guard = cf::lock_acquire "exit_prepare:$exit";
2634
2635	# all this does is basically replace the /! path by	2920	# all this does is basically replace the /! path by
2636	# a new random map path (?random/...) with a seed	2921	# a new random map path (?random/...) with a seed
2637	# that depends on the exit object	2922	# that depends on the exit object
2638		2923
2639	my $rmp = parse_random_map_params $exit->msg;	2924	my $rmp = parse_random_map_params $exit->msg;
…		…
2641	if ($exit->map) {	2926	if ($exit->map) {
2642	$rmp->{region} = $exit->region->name;	2927	$rmp->{region} = $exit->region->name;
2643	$rmp->{origin_map} = $exit->map->path;	2928	$rmp->{origin_map} = $exit->map->path;
2644	$rmp->{origin_x} = $exit->x;	2929	$rmp->{origin_x} = $exit->x;
2645	$rmp->{origin_y} = $exit->y;	2930	$rmp->{origin_y} = $exit->y;
		2931
		2932	$exit->map->touch;
2646	}	2933	}
2647		2934
2648	$rmp->{random_seed} ||= $exit->random_seed;	2935	$rmp->{random_seed} ||= $exit->random_seed;
2649		2936
2650	my $data = cf::encode_json $rmp;	2937	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2651	my $md5 = Digest::MD5::md5_hex $data;	2938	my $md5 = Digest::MD5::md5_hex $data;
2652	my $meta = "$RANDOMDIR/$md5.meta";	2939	my $meta = "$RANDOMDIR/$md5.meta";
2653		2940
2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2941	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2655	aio_write $fh, 0, (length $data), $data, 0;	2942	aio_write $fh, 0, (length $data), $data, 0;
2656	undef $fh;	2943	undef $fh;
2657	aio_rename "$meta~", $meta;	2944	aio_rename "$meta~", $meta;
2658		2945
		2946	my $slaying = "?random/$md5";
		2947
		2948	if ($exit->valid) {
2659	$exit->slaying ("?random/$md5");	2949	$exit->slaying ("?random/$md5");
2660	$exit->msg (undef);	2950	$exit->msg (undef);
		2951	}
2661	}	2952	}
2662	}	2953	}
2663		2954
2664	sub cf::object::player::enter_exit {	2955	sub cf::object::player::enter_exit {
2665	my ($self, $exit) = @_;	2956	my ($self, $exit) = @_;
2666		2957
2667	return unless $self->type == cf::PLAYER;	2958	return unless $self->type == cf::PLAYER;
2668		2959
2669	if ($exit->slaying eq "/!") {
2670	#TODO: this should de-fi-ni-te-ly not be a sync-job
2671	# the problem is that $exit might not survive long enough
2672	# so it needs to be done right now, right here
2673	cf::sync_job { prepare_random_map $exit };
2674	}
2675
2676	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2677	my $hp = $exit->stats->hp;
2678	my $sp = $exit->stats->sp;
2679
2680	$self->enter_link;	2960	$self->enter_link;
2681		2961
2682	# if exit is damned, update players death & WoR home-position
2683	$self->contr->savebed ($slaying, $hp, $sp)
2684	if $exit->flag (FLAG_DAMNED);
2685
2686	(async {	2962	(async {
2687	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2963	$Coro::current->{desc} = "enter_exit";
2688		2964
2689	$self->deactivate_recursive; # just to be sure
2690	unless (eval {	2965	unless (eval {
		2966	$self->deactivate_recursive; # just to be sure
		2967
		2968	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2969	my $x = $exit->stats->hp;
		2970	my $y = $exit->stats->sp;
		2971
		2972	# special map handling
		2973	my $slaying = $exit->slaying;
		2974
		2975	# special map handling
		2976	if ($slaying eq "/!") {
		2977	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2978
		2979	prepare_random_map $exit
		2980	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2981
		2982	$map = $exit->slaying;
		2983
		2984	} elsif ($slaying eq '!up') {
		2985	$map = $exit->map->tile_path (cf::TILE_UP);
		2986	$x = $exit->x;
		2987	$y = $exit->y;
		2988
		2989	} elsif ($slaying eq '!down') {
		2990	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2991	$x = $exit->x;
		2992	$y = $exit->y;
		2993	}
		2994
2691	$self->goto ($slaying, $hp, $sp);	2995	$self->goto ($map, $x, $y);
2692		2996
		2997	# if exit is damned, update players death & WoR home-position
		2998	$self->contr->savebed ($map, $x, $y)
		2999	if $exit->flag (cf::FLAG_DAMNED);
		3000
2693	1;	3001	1
2694	}) {	3002	}) {
2695	$self->message ("Something went wrong deep within the crossfire server. "	3003	$self->message ("Something went wrong deep within the deliantra server. "
2696	. "I'll try to bring you back to the map you were before. "	3004	. "I'll try to bring you back to the map you were before. "
2697	. "Please report this to the dungeon master!",	3005	. "Please report this to the dungeon master!",
2698	cf::NDI_UNIQUE | cf::NDI_RED);	3006	cf::NDI_UNIQUE | cf::NDI_RED);
2699		3007
2700	warn "ERROR in enter_exit: $@";	3008	error "ERROR in enter_exit: $@";
2701	$self->leave_link;	3009	$self->leave_link;
2702	}	3010	}
2703	})->prio (1);	3011	})->prio (1);
2704	}	3012	}
2705		3013
…		…
2717	sub cf::client::send_drawinfo {	3025	sub cf::client::send_drawinfo {
2718	my ($self, $text, $flags) = @_;	3026	my ($self, $text, $flags) = @_;
2719		3027
2720	utf8::encode $text;	3028	utf8::encode $text;
2721	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3029	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3030	}
		3031
		3032	=item $client->send_big_packet ($pkt)
		3033
		3034	Like C<send_packet>, but tries to compress large packets, and fragments
		3035	them as required.
		3036
		3037	=cut
		3038
		3039	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3040
		3041	sub cf::client::send_big_packet {
		3042	my ($self, $pkt) = @_;
		3043
		3044	# try lzf for large packets
		3045	$pkt = "lzf " . Compress::LZF::compress $pkt
		3046	if 1024 <= length $pkt and $self->{can_lzf};
		3047
		3048	# split very large packets
		3049	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3050	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3051	$pkt = "frag";
		3052	}
		3053
		3054	$self->send_packet ($pkt);
2722	}	3055	}
2723		3056
2724	=item $client->send_msg ($channel, $msg, $color, [extra...])	3057	=item $client->send_msg ($channel, $msg, $color, [extra...])
2725		3058
2726	Send a drawinfo or msg packet to the client, formatting the msg for the	3059	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2730		3063
2731	=cut	3064	=cut
2732		3065
2733	# non-persistent channels (usually the info channel)	3066	# non-persistent channels (usually the info channel)
2734	our %CHANNEL = (	3067	our %CHANNEL = (
		3068	"c/motd" => {
		3069	id => "infobox",
		3070	title => "MOTD",
		3071	reply => undef,
		3072	tooltip => "The message of the day",
		3073	},
2735	"c/identify" => {	3074	"c/identify" => {
2736	id => "infobox",	3075	id => "infobox",
2737	title => "Identify",	3076	title => "Identify",
2738	reply => undef,	3077	reply => undef,
2739	tooltip => "Items recently identified",	3078	tooltip => "Items recently identified",
…		…
2741	"c/examine" => {	3080	"c/examine" => {
2742	id => "infobox",	3081	id => "infobox",
2743	title => "Examine",	3082	title => "Examine",
2744	reply => undef,	3083	reply => undef,
2745	tooltip => "Signs and other items you examined",	3084	tooltip => "Signs and other items you examined",
		3085	},
		3086	"c/shopinfo" => {
		3087	id => "infobox",
		3088	title => "Shop Info",
		3089	reply => undef,
		3090	tooltip => "What your bargaining skill tells you about the shop",
2746	},	3091	},
2747	"c/book" => {	3092	"c/book" => {
2748	id => "infobox",	3093	id => "infobox",
2749	title => "Book",	3094	title => "Book",
2750	reply => undef,	3095	reply => undef,
…		…
2766	id => "infobox",	3111	id => "infobox",
2767	title => "Body Parts",	3112	title => "Body Parts",
2768	reply => undef,	3113	reply => undef,
2769	tooltip => "Shows which body parts you posess and are available",	3114	tooltip => "Shows which body parts you posess and are available",
2770	},	3115	},
		3116	"c/statistics" => {
		3117	id => "infobox",
		3118	title => "Statistics",
		3119	reply => undef,
		3120	tooltip => "Shows your primary statistics",
		3121	},
		3122	"c/skills" => {
		3123	id => "infobox",
		3124	title => "Skills",
		3125	reply => undef,
		3126	tooltip => "Shows your experience per skill and item power",
		3127	},
		3128	"c/shopitems" => {
		3129	id => "infobox",
		3130	title => "Shop Items",
		3131	reply => undef,
		3132	tooltip => "Shows the items currently for sale in this shop",
		3133	},
		3134	"c/resistances" => {
		3135	id => "infobox",
		3136	title => "Resistances",
		3137	reply => undef,
		3138	tooltip => "Shows your resistances",
		3139	},
		3140	"c/pets" => {
		3141	id => "infobox",
		3142	title => "Pets",
		3143	reply => undef,
		3144	tooltip => "Shows information abotu your pets/a specific pet",
		3145	},
		3146	"c/perceiveself" => {
		3147	id => "infobox",
		3148	title => "Perceive Self",
		3149	reply => undef,
		3150	tooltip => "You gained detailed knowledge about yourself",
		3151	},
2771	"c/uptime" => {	3152	"c/uptime" => {
2772	id => "infobox",	3153	id => "infobox",
2773	title => "Uptime",	3154	title => "Uptime",
2774	reply => undef,	3155	reply => undef,
2775	tooltip => "How long the server has been running since last restart",	3156	tooltip => "How long the server has been running since last restart",
…		…
2778	id => "infobox",	3159	id => "infobox",
2779	title => "Map Info",	3160	title => "Map Info",
2780	reply => undef,	3161	reply => undef,
2781	tooltip => "Information related to the maps",	3162	tooltip => "Information related to the maps",
2782	},	3163	},
		3164	"c/party" => {
		3165	id => "party",
		3166	title => "Party",
		3167	reply => "gsay ",
		3168	tooltip => "Messages and chat related to your party",
		3169	},
		3170	"c/death" => {
		3171	id => "death",
		3172	title => "Death",
		3173	reply => undef,
		3174	tooltip => "Reason for and more info about your most recent death",
		3175	},
		3176	"c/say" => $SAY_CHANNEL,
		3177	"c/chat" => $CHAT_CHANNEL,
2783	);	3178	);
2784		3179
2785	sub cf::client::send_msg {	3180	sub cf::client::send_msg {
2786	my ($self, $channel, $msg, $color, @extra) = @_;	3181	my ($self, $channel, $msg, $color, @extra) = @_;
2787		3182
2788	$msg = $self->pl->expand_cfpod ($msg);	3183	$msg = $self->pl->expand_cfpod ($msg)
		3184	unless $color & cf::NDI_VERBATIM;
2789		3185
2790	$color &= cf::NDI_CLIENT_MASK; # just in case...	3186	$color &= cf::NDI_CLIENT_MASK; # just in case...
2791		3187
2792	# check predefined channels, for the benefit of C	3188	# check predefined channels, for the benefit of C
2793	if ($CHANNEL{$channel}) {	3189	if ($CHANNEL{$channel}) {
2794	$channel = $CHANNEL{$channel};	3190	$channel = $CHANNEL{$channel};
2795		3191
2796	$self->ext_msg (channel_info => $channel)	3192	$self->ext_msg (channel_info => $channel);
2797	if $self->can_msg;
2798
2799	$channel = $channel->{id};	3193	$channel = $channel->{id};
2800		3194
2801	} elsif (ref $channel) {	3195	} elsif (ref $channel) {
2802	# send meta info to client, if not yet sent	3196	# send meta info to client, if not yet sent
2803	unless (exists $self->{channel}{$channel->{id}}) {	3197	unless (exists $self->{channel}{$channel->{id}}) {
2804	$self->{channel}{$channel->{id}} = $channel;	3198	$self->{channel}{$channel->{id}} = $channel;
2805	$self->ext_msg (channel_info => $channel)	3199	$self->ext_msg (channel_info => $channel);
2806	if $self->can_msg;
2807	}	3200	}
2808		3201
2809	$channel = $channel->{id};	3202	$channel = $channel->{id};
2810	}	3203	}
2811		3204
2812	return unless @extra || length $msg;	3205	return unless @extra || length $msg;
2813		3206
2814	if ($self->can_msg) {
2815	# default colour, mask it out	3207	# default colour, mask it out
2816	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3208	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2817	if $color & cf::NDI_DEF;	3209	if $color & cf::NDI_DEF;
2818		3210
2819	$self->send_packet ("msg " . $self->{json_coder}->encode (	3211	my $pkt = "msg "
		3212	. $self->{json_coder}->encode (
2820	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3213	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2821	} else {	3214	);
2822	if ($color >= 0) {
2823	# replace some tags by gcfclient-compatible ones
2824	for ($msg) {
2825	1 while
2826	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2827	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2828	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2829	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2830	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2831	}
2832		3215
2833	$color &= cf::NDI_COLOR_MASK;	3216	$self->send_big_packet ($pkt);
2834
2835	utf8::encode $msg;
2836
2837	if (0 && $msg =~ /\[/) {
2838	# COMMAND/INFO
2839	$self->send_packet ("drawextinfo $color 10 8 $msg")
2840	} else {
2841	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2842	$self->send_packet ("drawinfo $color $msg")
2843	}
2844	}
2845	}
2846	}	3217	}
2847		3218
2848	=item $client->ext_msg ($type, @msg)	3219	=item $client->ext_msg ($type, @msg)
2849		3220
2850	Sends an ext event to the client.	3221	Sends an ext event to the client.
…		…
2852	=cut	3223	=cut
2853		3224
2854	sub cf::client::ext_msg($$@) {	3225	sub cf::client::ext_msg($$@) {
2855	my ($self, $type, @msg) = @_;	3226	my ($self, $type, @msg) = @_;
2856		3227
2857	if ($self->extcmd == 2) {
2858	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3228	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2859	} elsif ($self->extcmd == 1) { # TODO: remove
2860	push @msg, msgtype => "event_$type";
2861	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2862	}
2863	}
2864
2865	=item $client->ext_reply ($msgid, @msg)
2866
2867	Sends an ext reply to the client.
2868
2869	=cut
2870
2871	sub cf::client::ext_reply($$@) {
2872	my ($self, $id, @msg) = @_;
2873
2874	if ($self->extcmd == 2) {
2875	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2876	} elsif ($self->extcmd == 1) {
2877	#TODO: version 1, remove
2878	unshift @msg, msgtype => "reply", msgid => $id;
2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880	}
2881	}	3229	}
2882		3230
2883	=item $success = $client->query ($flags, "text", \&cb)	3231	=item $success = $client->query ($flags, "text", \&cb)
2884		3232
2885	Queues a query to the client, calling the given callback with	3233	Queues a query to the client, calling the given callback with
…		…
2940	my ($ns, $buf) = @_;	3288	my ($ns, $buf) = @_;
2941		3289
2942	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3290	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2943		3291
2944	if (ref $msg) {	3292	if (ref $msg) {
2945	my ($type, $reply, @payload) =	3293	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2946	"ARRAY" eq ref $msg
2947	? @$msg
2948	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2949		3294
2950	my @reply;	3295	my @reply;
2951		3296
2952	if (my $cb = $EXTICMD{$type}) {	3297	if (my $cb = $EXTICMD{$type}) {
2953	@reply = $cb->($ns, @payload);	3298	@reply = $cb->($ns, @payload);
2954	}	3299	}
2955		3300
2956	$ns->ext_reply ($reply, @reply)	3301	$ns->ext_msg ("reply-$reply", @reply)
2957	if $reply;	3302	if $reply;
2958		3303
2959	} else {	3304	} else {
2960	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3305	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2961	}	3306	}
2962		3307
2963	cf::override;	3308	cf::override;
2964	},	3309	},
2965	);	3310	);
…		…
2985		3330
2986	$coro	3331	$coro
2987	}	3332	}
2988		3333
2989	cf::client->attach (	3334	cf::client->attach (
2990	on_destroy => sub {	3335	on_client_destroy => sub {
2991	my ($ns) = @_;	3336	my ($ns) = @_;
2992		3337
2993	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3338	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2994	},	3339	},
2995	);	3340	);
…		…
3011	our $safe_hole = new Safe::Hole;	3356	our $safe_hole = new Safe::Hole;
3012		3357
3013	$SIG{FPE} = 'IGNORE';	3358	$SIG{FPE} = 'IGNORE';
3014		3359
3015	$safe->permit_only (Opcode::opset qw(	3360	$safe->permit_only (Opcode::opset qw(
3016	:base_core :base_mem :base_orig :base_math	3361	:base_core :base_mem :base_orig :base_math :base_loop
3017	grepstart grepwhile mapstart mapwhile	3362	grepstart grepwhile mapstart mapwhile
3018	sort time	3363	sort time
3019	));	3364	));
3020		3365
3021	# here we export the classes and methods available to script code	3366	# here we export the classes and methods available to script code
…		…
3024		3369
3025	The following functions and methods are available within a safe environment:	3370	The following functions and methods are available within a safe environment:
3026		3371
3027	cf::object	3372	cf::object
3028	contr pay_amount pay_player map x y force_find force_add destroy	3373	contr pay_amount pay_player map x y force_find force_add destroy
3029	insert remove name archname title slaying race decrease_ob_nr	3374	insert remove name archname title slaying race decrease split
		3375	value
3030		3376
3031	cf::object::player	3377	cf::object::player
3032	player	3378	player
3033		3379
3034	cf::player	3380	cf::player
…		…
3039		3385
3040	=cut	3386	=cut
3041		3387
3042	for (	3388	for (
3043	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3389	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3044	insert remove inv name archname title slaying race	3390	insert remove inv nrof name archname title slaying race
3045	decrease_ob_nr destroy)],	3391	decrease split destroy change_exp value msg lore send_msg)],
3046	["cf::object::player" => qw(player)],	3392	["cf::object::player" => qw(player)],
3047	["cf::player" => qw(peaceful)],	3393	["cf::player" => qw(peaceful send_msg)],
3048	["cf::map" => qw(trigger)],	3394	["cf::map" => qw(trigger)],
3049	) {	3395	) {
3050	no strict 'refs';
3051	my ($pkg, @funs) = @$_;	3396	my ($pkg, @funs) = @$_;
3052	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3397	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3053	for @funs;	3398	for @funs;
3054	}	3399	}
3055		3400
…		…
3070		3415
3071	my $qcode = $code;	3416	my $qcode = $code;
3072	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3417	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3073	$qcode =~ s/\n/\\n/g;	3418	$qcode =~ s/\n/\\n/g;
3074		3419
		3420	%vars = (_dummy => 0) unless %vars;
		3421
		3422	my @res;
3075	local $_;	3423	local $_;
3076	local @safe::cf::_safe_eval_args = values %vars;
3077		3424
3078	my $eval =	3425	my $eval =
3079	"do {\n"	3426	"do {\n"
3080	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3427	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3081	. "#line 0 \"{$qcode}\"\n"	3428	. "#line 0 \"{$qcode}\"\n"
3082	. $code	3429	. $code
3083	. "\n}"	3430	. "\n}"
3084	;	3431	;
3085		3432
		3433	if ($CFG{safe_eval}) {
3086	sub_generation_inc;	3434	sub_generation_inc;
		3435	local @safe::cf::_safe_eval_args = values %vars;
3087	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3436	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3088	sub_generation_inc;	3437	sub_generation_inc;
		3438	} else {
		3439	local @cf::_safe_eval_args = values %vars;
		3440	@res = wantarray ? eval eval : scalar eval $eval;
		3441	}
3089		3442
3090	if ($@) {	3443	if ($@) {
3091	warn "$@";	3444	warn "$@",
3092	warn "while executing safe code '$code'\n";	3445	"while executing safe code '$code'\n",
3093	warn "with arguments " . (join " ", %vars) . "\n";	3446	"with arguments " . (join " ", %vars) . "\n";
3094	}	3447	}
3095		3448
3096	wantarray ? @res : $res[0]	3449	wantarray ? @res : $res[0]
3097	}	3450	}
3098		3451
…		…
3112	=cut	3465	=cut
3113		3466
3114	sub register_script_function {	3467	sub register_script_function {
3115	my ($fun, $cb) = @_;	3468	my ($fun, $cb) = @_;
3116		3469
3117	no strict 'refs';	3470	$fun = "safe::$fun" if $CFG{safe_eval};
3118	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3471	*$fun = $safe_hole->wrap ($cb);
3119	}	3472	}
3120		3473
3121	=back	3474	=back
3122		3475
3123	=cut	3476	=cut
3124		3477
3125	#############################################################################	3478	#############################################################################
3126	# the server's init and main functions	3479	# the server's init and main functions
		3480
		3481	our %FACEHASH; # hash => idx, #d# HACK for http server
		3482
		3483	# internal api, not fianlised
		3484	sub add_face {
		3485	my ($name, $type, $data) = @_;
		3486
		3487	my $idx = cf::face::find $name;
		3488
		3489	if ($idx) {
		3490	delete $FACEHASH{cf::face::get_chksum $idx};
		3491	} else {
		3492	$idx = cf::face::alloc $name;
		3493	}
		3494
		3495	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3496
		3497	cf::face::set_type $idx, $type;
		3498	cf::face::set_data $idx, 0, $data, $hash;
		3499	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3500	$FACEHASH{$hash} = $idx;#d#
		3501
		3502	$idx
		3503	}
3127		3504
3128	sub load_facedata($) {	3505	sub load_facedata($) {
3129	my ($path) = @_;	3506	my ($path) = @_;
3130		3507
3131	# HACK to clear player env face cache, we need some signal framework	3508	# HACK to clear player env face cache, we need some signal framework
3132	# for this (global event?)	3509	# for this (global event?)
3133	%ext::player_env::MUSIC_FACE_CACHE = ();	3510	%ext::player_env::MUSIC_FACE_CACHE = ();
3134		3511
3135	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3512	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3136		3513
3137	warn "loading facedata from $path\n";	3514	trace "loading facedata from $path\n";
3138		3515
3139	my $facedata;	3516	my $facedata = decode_storable load_file $path;
3140	0 < aio_load $path, $facedata
3141	or die "$path: $!";
3142
3143	$facedata = Coro::Storable::thaw $facedata;
3144		3517
3145	$facedata->{version} == 2	3518	$facedata->{version} == 2
3146	or cf::cleanup "$path: version mismatch, cannot proceed.";	3519	or cf::cleanup "$path: version mismatch, cannot proceed.";
3147		3520
3148	# patch in the exptable
3149	$facedata->{resource}{"res/exp_table"} = {
3150	type => FT_RSRC,
3151	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3152	};
3153	cf::cede_to_tick;	3521	cf::cede_to_tick;
3154		3522
3155	{	3523	{
3156	my $faces = $facedata->{faceinfo};	3524	my $faces = $facedata->{faceinfo};
3157		3525
3158	while (my ($face, $info) = each %$faces) {	3526	for my $face (sort keys %$faces) {
		3527	my $info = $faces->{$face};
3159	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3528	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3160		3529
3161	cf::face::set_visibility $idx, $info->{visibility};	3530	cf::face::set_visibility $idx, $info->{visibility};
3162	cf::face::set_magicmap $idx, $info->{magicmap};	3531	cf::face::set_magicmap $idx, $info->{magicmap};
3163	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3532	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3164	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3533	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3534	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3535	$FACEHASH{$info->{hash64}} = $idx;#d#
3165		3536
3166	cf::cede_to_tick;	3537	cf::cede_to_tick;
3167	}	3538	}
3168		3539
3169	while (my ($face, $info) = each %$faces) {	3540	while (my ($face, $info) = each %$faces) {
…		…
3174		3545
3175	if (my $smooth = cf::face::find $info->{smooth}) {	3546	if (my $smooth = cf::face::find $info->{smooth}) {
3176	cf::face::set_smooth $idx, $smooth;	3547	cf::face::set_smooth $idx, $smooth;
3177	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3548	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3178	} else {	3549	} else {
3179	warn "smooth face '$info->{smooth}' not found for face '$face'";	3550	error "smooth face '$info->{smooth}' not found for face '$face'";
3180	}	3551	}
3181		3552
3182	cf::cede_to_tick;	3553	cf::cede_to_tick;
3183	}	3554	}
3184	}	3555	}
…		…
3193		3564
3194	cf::anim::invalidate_all; # d'oh	3565	cf::anim::invalidate_all; # d'oh
3195	}	3566	}
3196		3567
3197	{	3568	{
3198	# TODO: for gcfclient pleasure, we should give resources
3199	# that gcfclient doesn't grok a >10000 face index.
3200	my $res = $facedata->{resource};	3569	my $res = $facedata->{resource};
3201		3570
3202	while (my ($name, $info) = each %$res) {	3571	while (my ($name, $info) = each %$res) {
3203	if (defined $info->{type}) {	3572	if (defined (my $type = $info->{type})) {
		3573	# TODO: different hash - must free and use new index, or cache ixface data queue
3204	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3574	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3205	my $data;
3206		3575
3207	if ($info->{type} & 1) {
3208	# prepend meta info
3209
3210	my $meta = $enc->encode ({
3211	name => $name,
3212	%{ $info->{meta} || {} },
3213	});
3214
3215	$data = pack "(w/a*)*", $meta, $info->{data};
3216	} else {
3217	$data = $info->{data};
3218	}
3219
3220	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3221	cf::face::set_type $idx, $info->{type};	3576	cf::face::set_type $idx, $type;
		3577	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3578	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3579	$FACEHASH{$info->{hash}} = $idx;#d#
3222	} else {	3580	} else {
3223	$RESOURCE{$name} = $info;	3581	# $RESOURCE{$name} = $info; # unused
3224	}	3582	}
3225		3583
3226	cf::cede_to_tick;	3584	cf::cede_to_tick;
3227	}	3585	}
3228	}	3586	}
3229		3587
3230	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3588	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3231		3589
3232	1	3590	1
3233	}	3591	}
3234
3235	cf::global->attach (on_resource_update => sub {
3236	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3237	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3238
3239	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3240	my $sound = $soundconf->{compat}[$_]
3241	or next;
3242
3243	my $face = cf::face::find "sound/$sound->[1]";
3244	cf::sound::set $sound->[0] => $face;
3245	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3246	}
3247
3248	while (my ($k, $v) = each %{$soundconf->{event}}) {
3249	my $face = cf::face::find "sound/$v";
3250	cf::sound::set $k => $face;
3251	}
3252	}
3253	});
3254		3592
3255	register_exticmd fx_want => sub {	3593	register_exticmd fx_want => sub {
3256	my ($ns, $want) = @_;	3594	my ($ns, $want) = @_;
3257		3595
3258	while (my ($k, $v) = each %$want) {	3596	while (my ($k, $v) = each %$want) {
3259	$ns->fx_want ($k, $v);	3597	$ns->fx_want ($k, $v);
3260	}	3598	}
3261	};	3599	};
		3600
		3601	sub load_resource_file($) {
		3602	my $guard = lock_acquire "load_resource_file";
		3603
		3604	my $status = load_resource_file_ $_[0];
		3605	get_slot 0.1, 100;
		3606	cf::arch::commit_load;
		3607
		3608	$status
		3609	}
		3610
		3611	sub reload_exp_table {
		3612	_reload_exp_table;
		3613
		3614	add_face "res/exp_table" => FT_RSRC,
		3615	JSON::XS->new->utf8->canonical->encode (
		3616	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3617	);
		3618	}
		3619
		3620	sub reload_materials {
		3621	_reload_materials;
		3622	}
3262		3623
3263	sub reload_regions {	3624	sub reload_regions {
3264	# HACK to clear player env face cache, we need some signal framework	3625	# HACK to clear player env face cache, we need some signal framework
3265	# for this (global event?)	3626	# for this (global event?)
3266	%ext::player_env::MUSIC_FACE_CACHE = ();	3627	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3280	}	3641	}
3281		3642
3282	sub reload_archetypes {	3643	sub reload_archetypes {
3283	load_resource_file "$DATADIR/archetypes"	3644	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";	3645	or die "unable to load archetypes\n";
3285	#d# NEED to laod twice to resolve forward references	3646
3286	# this really needs to be done in an extra post-pass	3647	add_face "res/skill_info" => FT_RSRC,
3287	# (which needs to be synchronous, so solve it differently)	3648	JSON::XS->new->utf8->canonical->encode (
3288	load_resource_file "$DATADIR/archetypes"	3649	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3289	or die "unable to load archetypes\n";	3650	);
		3651	add_face "res/spell_paths" => FT_RSRC,
		3652	JSON::XS->new->utf8->canonical->encode (
		3653	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3654	);
3290	}	3655	}
3291		3656
3292	sub reload_treasures {	3657	sub reload_treasures {
3293	load_resource_file "$DATADIR/treasures"	3658	load_resource_file "$DATADIR/treasures"
3294	or die "unable to load treasurelists\n";	3659	or die "unable to load treasurelists\n";
3295	}	3660	}
3296		3661
		3662	sub reload_sound {
		3663	trace "loading sound config from $DATADIR/sound\n";
		3664
		3665	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3666
		3667	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3668	my $sound = $soundconf->{compat}[$_]
		3669	or next;
		3670
		3671	my $face = cf::face::find "sound/$sound->[1]";
		3672	cf::sound::set $sound->[0] => $face;
		3673	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3674	}
		3675
		3676	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3677	my $face = cf::face::find "sound/$v";
		3678	cf::sound::set $k => $face;
		3679	}
		3680	}
		3681
		3682	#d# move docstuff to help or so
		3683	our %DOCSTRING;
		3684
		3685	sub reload_pod {
		3686	trace "loading pods $PODDIR\n";
		3687
		3688	%DOCSTRING = ();
		3689	my @command_list;
		3690
		3691	for (
		3692	[0, "command_help"],
		3693	[1, "emote_help"],
		3694	[2, "dmcommand_help"],
		3695	) {
		3696	my ($type, $path) = @$_;
		3697
		3698	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3699	or die "unable to load $path";
		3700
		3701	my $level = 1e9;
		3702	my $rpar;
		3703
		3704	for my $par (@$paragraphs) {
		3705	if ($par->{type} eq "head2") {
		3706	# this code taken almost verbatim from DC/Protocol.pm
		3707
		3708	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3709	my $cmd = $1;
		3710	my @args = split /\|/, $2;
		3711	@args = (".*") unless @args;
		3712
		3713	$_ = $_ eq ".*" ? "" : " $_"
		3714	for @args;
		3715
		3716	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3717
		3718	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3719
		3720	push @command_list, [$type, \@variants];
		3721	$level = $par->{level};
		3722	} else {
		3723	error "$par->{markup}: unparsable command heading";
		3724	}
		3725	} elsif ($par->{level} > $level) {
		3726	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3727	}
		3728
		3729	cf::cede_to_tick;
		3730	}
		3731	}
		3732
		3733	@command_list = sort {
		3734	$a->[0] <=> $b->[0]
		3735	or $a->[1] cmp $b->[1]
		3736	} @command_list;
		3737
		3738	cf::cede_to_tick;
		3739
		3740	add_face "res/command_list" => FT_RSRC,
		3741	JSON::XS->new->utf8->encode (\@command_list);
		3742	}
		3743
3297	sub reload_resources {	3744	sub reload_resources {
3298	warn "reloading resource files...\n";	3745	trace "reloading resource files...\n";
3299		3746
		3747	reload_materials;
		3748	reload_facedata;
		3749	reload_exp_table;
		3750	reload_sound;
		3751	reload_archetypes;
3300	reload_regions;	3752	reload_regions;
3301	reload_facedata;
3302	#reload_archetypes;#d#
3303	reload_archetypes;
3304	reload_treasures;	3753	reload_treasures;
		3754	reload_pod;
3305		3755
3306	warn "finished reloading resource files\n";	3756	trace "finished reloading resource files\n";
3307	}
3308
3309	sub init {
3310	reload_resources;
3311	}	3757	}
3312		3758
3313	sub reload_config {	3759	sub reload_config {
3314	open my $fh, "<:utf8", "$CONFDIR/config"	3760	trace "reloading config file...\n";
3315	or return;
3316		3761
3317	local $/;	3762	my $config = load_file "$CONFDIR/config";
3318	*CFG = YAML::Syck::Load <$fh>;	3763	utf8::decode $config;
		3764	*CFG = decode_yaml $config;
3319		3765
3320	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3766	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3321		3767
3322	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3768	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3323	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3769	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3324		3770
3325	if (exists $CFG{mlockall}) {	3771	if (exists $CFG{mlockall}) {
…		…
3329	};	3775	};
3330	warn $@ if $@;	3776	warn $@ if $@;
3331	}	3777	}
3332	}	3778	}
3333		3779
		3780	sub pidfile() {
		3781	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3782	or die "$PIDFILE: $!";
		3783	flock $fh, &Fcntl::LOCK_EX
		3784	or die "$PIDFILE: flock: $!";
		3785	$fh
		3786	}
		3787
		3788	# make sure only one server instance is running at any one time
		3789	sub atomic {
		3790	my $fh = pidfile;
		3791
		3792	my $pid = <$fh>;
		3793	kill 9, $pid if $pid > 0;
		3794
		3795	seek $fh, 0, 0;
		3796	print $fh $$;
		3797	}
		3798
		3799	sub main_loop {
		3800	trace "EV::loop starting\n";
		3801	if (1) {
		3802	EV::loop;
		3803	}
		3804	trace "EV::loop returned\n";
		3805	goto &main_loop unless $REALLY_UNLOOP;
		3806	}
		3807
3334	sub main {	3808	sub main {
		3809	cf::init_globals; # initialise logging
		3810
		3811	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3812	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3813	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3814	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3815
		3816	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3817
3335	# we must not ever block the main coroutine	3818	# we must not ever block the main coroutine
3336	local $Coro::idle = sub {	3819	$Coro::idle = sub {
3337	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3820	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3338	(async {	3821	(async {
3339	$Coro::current->{desc} = "IDLE BUG HANDLER";	3822	$Coro::current->{desc} = "IDLE BUG HANDLER";
3340	EV::loop EV::LOOP_ONESHOT;	3823	EV::loop EV::LOOP_ONESHOT;
3341	})->prio (Coro::PRIO_MAX);	3824	})->prio (Coro::PRIO_MAX);
3342	};	3825	};
3343		3826
		3827	evthread_start IO::AIO::poll_fileno;
		3828
		3829	cf::sync_job {
		3830	cf::incloader::init ();
		3831
		3832	db_init;
		3833
		3834	cf::init_anim;
		3835	cf::init_attackmess;
		3836	cf::init_dynamic;
		3837
		3838	cf::load_settings;
		3839
		3840	reload_resources;
3344	reload_config;	3841	reload_config;
3345	db_init;	3842
		3843	cf::init_uuid;
		3844	cf::init_signals;
		3845	cf::init_skills;
		3846
		3847	cf::init_beforeplay;
		3848
		3849	atomic;
		3850
3346	load_extensions;	3851	load_extensions;
3347		3852
3348	$TICK_WATCHER->start;	3853	utime time, time, $RUNTIMEFILE;
3349	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3854
3350	EV::loop;	3855	# no (long-running) fork's whatsoever before this point(!)
		3856	use POSIX ();
		3857	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3858
		3859	cf::_post_init 0;
		3860	};
		3861
		3862	cf::object::thawer::errors_are_fatal 0;
		3863	info "parse errors in files are no longer fatal from this point on.\n";
		3864
		3865	AE::postpone {
		3866	undef &main; # free gobs of memory :)
		3867	};
		3868
		3869	goto &main_loop;
3351	}	3870	}
3352		3871
3353	#############################################################################	3872	#############################################################################
3354	# initialisation and cleanup	3873	# initialisation and cleanup
3355		3874
3356	# install some emergency cleanup handlers	3875	# install some emergency cleanup handlers
3357	BEGIN {	3876	BEGIN {
3358	our %SIGWATCHER = ();	3877	our %SIGWATCHER = ();
3359	for my $signal (qw(INT HUP TERM)) {	3878	for my $signal (qw(INT HUP TERM)) {
3360	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3879	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3361	cf::cleanup "SIG$signal";	3880	cf::cleanup "SIG$signal";
3362	};	3881	};
3363	}	3882	}
3364	}	3883	}
3365		3884
3366	sub write_runtime {	3885	sub write_runtime_sync {
3367	my $runtime = "$LOCALDIR/runtime";	3886	my $t0 = AE::time;
3368		3887
3369	# first touch the runtime file to show we are still running:	3888	# first touch the runtime file to show we are still running:
3370	# the fsync below can take a very very long time.	3889	# the fsync below can take a very very long time.
3371		3890
3372	IO::AIO::aio_utime $runtime, undef, undef;	3891	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3373		3892
3374	my $guard = cf::lock_acquire "write_runtime";	3893	my $guard = cf::lock_acquire "write_runtime";
3375		3894
3376	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3895	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3377	or return;	3896	or return;
3378		3897
3379	my $value = $cf::RUNTIME + 90 + 10;	3898	my $value = $cf::RUNTIME + 90 + 10;
3380	# 10 is the runtime save interval, for a monotonic clock	3899	# 10 is the runtime save interval, for a monotonic clock
3381	# 60 allows for the watchdog to kill the server.	3900	# 60 allows for the watchdog to kill the server.
…		…
3391	aio_utime $fh, undef, undef;	3910	aio_utime $fh, undef, undef;
3392		3911
3393	close $fh	3912	close $fh
3394	or return;	3913	or return;
3395		3914
3396	aio_rename "$runtime~", $runtime	3915	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3397	and return;	3916	and return;
3398		3917
3399	warn "runtime file written.\n";	3918	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3400		3919
3401	1	3920	1
		3921	}
		3922
		3923	our $uuid_lock;
		3924	our $uuid_skip;
		3925
		3926	sub write_uuid_sync($) {
		3927	$uuid_skip ||= $_[0];
		3928
		3929	return if $uuid_lock;
		3930	local $uuid_lock = 1;
		3931
		3932	my $uuid = "$LOCALDIR/uuid";
		3933
		3934	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3935	or return;
		3936
		3937	my $value = uuid_seq uuid_cur;
		3938
		3939	unless ($value) {
		3940	info "cowardly refusing to write zero uuid value!\n";
		3941	return;
		3942	}
		3943
		3944	my $value = uuid_str $value + $uuid_skip;
		3945	$uuid_skip = 0;
		3946
		3947	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3948	and return;
		3949
		3950	# always fsync - this file is important
		3951	aio_fsync $fh
		3952	and return;
		3953
		3954	close $fh
		3955	or return;
		3956
		3957	aio_rename "$uuid~", $uuid
		3958	and return;
		3959
		3960	trace "uuid file written ($value).\n";
		3961
		3962	1
		3963
		3964	}
		3965
		3966	sub write_uuid($$) {
		3967	my ($skip, $sync) = @_;
		3968
		3969	$sync ? write_uuid_sync $skip
		3970	: async { write_uuid_sync $skip };
3402	}	3971	}
3403		3972
3404	sub emergency_save() {	3973	sub emergency_save() {
3405	my $freeze_guard = cf::freeze_mainloop;	3974	my $freeze_guard = cf::freeze_mainloop;
3406		3975
3407	warn "enter emergency perl save\n";	3976	info "emergency_perl_save: enter\n";
		3977
		3978	# this is a trade-off: we want to be very quick here, so
		3979	# save all maps without fsync, and later call a global sync
		3980	# (which in turn might be very very slow)
		3981	local $USE_FSYNC = 0;
3408		3982
3409	cf::sync_job {	3983	cf::sync_job {
		3984	cf::write_runtime_sync; # external watchdog should not bark
		3985
3410	# use a peculiar iteration method to avoid tripping on perl	3986	# use a peculiar iteration method to avoid tripping on perl
3411	# refcount bugs in for. also avoids problems with players	3987	# refcount bugs in for. also avoids problems with players
3412	# and maps saved/destroyed asynchronously.	3988	# and maps saved/destroyed asynchronously.
3413	warn "begin emergency player save\n";	3989	info "emergency_perl_save: begin player save\n";
3414	for my $login (keys %cf::PLAYER) {	3990	for my $login (keys %cf::PLAYER) {
3415	my $pl = $cf::PLAYER{$login} or next;	3991	my $pl = $cf::PLAYER{$login} or next;
3416	$pl->valid or next;	3992	$pl->valid or next;
3417	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3993	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3418	$pl->save;	3994	$pl->save;
3419	}	3995	}
3420	warn "end emergency player save\n";	3996	info "emergency_perl_save: end player save\n";
3421		3997
3422	warn "begin emergency map save\n";	3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	info "emergency_perl_save: begin map save\n";
3423	for my $path (keys %cf::MAP) {	4001	for my $path (keys %cf::MAP) {
3424	my $map = $cf::MAP{$path} or next;	4002	my $map = $cf::MAP{$path} or next;
3425	$map->valid or next;	4003	$map->valid or next;
3426	$map->save;	4004	$map->save;
3427	}	4005	}
3428	warn "end emergency map save\n";	4006	info "emergency_perl_save: end map save\n";
3429		4007
3430	warn "begin emergency database checkpoint\n";	4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	info "emergency_perl_save: begin database checkpoint\n";
3431	BDB::db_env_txn_checkpoint $DB_ENV;	4011	BDB::db_env_txn_checkpoint $DB_ENV;
3432	warn "end emergency database checkpoint\n";	4012	info "emergency_perl_save: end database checkpoint\n";
		4013
		4014	info "emergency_perl_save: begin write uuid\n";
		4015	write_uuid_sync 1;
		4016	info "emergency_perl_save: end write uuid\n";
		4017
		4018	cf::write_runtime_sync; # external watchdog should not bark
		4019
		4020	trace "emergency_perl_save: syncing database to disk";
		4021	BDB::db_env_txn_checkpoint $DB_ENV;
		4022
		4023	info "emergency_perl_save: starting sync\n";
		4024	IO::AIO::aio_sync sub {
		4025	info "emergency_perl_save: finished sync\n";
		4026	};
		4027
		4028	cf::write_runtime_sync; # external watchdog should not bark
		4029
		4030	trace "emergency_perl_save: flushing outstanding aio requests";
		4031	while (IO::AIO::nreqs || BDB::nreqs) {
		4032	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4033	}
		4034
		4035	cf::write_runtime_sync; # external watchdog should not bark
3433	};	4036	};
3434		4037
3435	warn "leave emergency perl save\n";	4038	info "emergency_perl_save: leave\n";
3436	}	4039	}
3437		4040
3438	sub post_cleanup {	4041	sub post_cleanup {
3439	my ($make_core) = @_;	4042	my ($make_core) = @_;
3440		4043
		4044	IO::AIO::flush;
		4045
3441	warn Carp::longmess "post_cleanup backtrace"	4046	error Carp::longmess "post_cleanup backtrace"
3442	if $make_core;	4047	if $make_core;
		4048
		4049	my $fh = pidfile;
		4050	unlink $PIDFILE if <$fh> == $$;
		4051	}
		4052
		4053	# a safer delete_package, copied from Symbol
		4054	sub clear_package($) {
		4055	my $pkg = shift;
		4056
		4057	# expand to full symbol table name if needed
		4058	unless ($pkg =~ /^main::.*::$/) {
		4059	$pkg = "main$pkg" if $pkg =~ /^::/;
		4060	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4061	$pkg .= '::' unless $pkg =~ /::$/;
		4062	}
		4063
		4064	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4065	my $stem_symtab = *{$stem}{HASH};
		4066
		4067	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4068	or return;
		4069
		4070	# clear all symbols
		4071	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4072	for my $name (keys %$leaf_symtab) {
		4073	_gv_clear *{"$pkg$name"};
		4074	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4075	}
3443	}	4076	}
3444		4077
3445	sub do_reload_perl() {	4078	sub do_reload_perl() {
3446	# can/must only be called in main	4079	# can/must only be called in main
3447	if ($Coro::current != $Coro::main) {	4080	unless (in_main) {
3448	warn "can only reload from main coroutine";	4081	error "can only reload from main coroutine";
3449	return;	4082	return;
3450	}	4083	}
3451		4084
3452	warn "reloading...";	4085	return if $RELOAD++;
3453		4086
3454	warn "entering sync_job";	4087	my $t1 = AE::time;
3455		4088
		4089	while ($RELOAD) {
		4090	cf::get_slot 0.1, -1, "reload_perl";
		4091	info "perl_reload: reloading...";
		4092
		4093	trace "perl_reload: entering sync_job";
		4094
3456	cf::sync_job {	4095	cf::sync_job {
3457	cf::write_runtime; # external watchdog should not bark
3458	cf::emergency_save;	4096	#cf::emergency_save;
3459	cf::write_runtime; # external watchdog should not bark
3460		4097
3461	warn "syncing database to disk";
3462	BDB::db_env_txn_checkpoint $DB_ENV;
3463
3464	# if anything goes wrong in here, we should simply crash as we already saved
3465
3466	warn "flushing outstanding aio requests";
3467	for (;;) {
3468	BDB::flush;
3469	IO::AIO::flush;
3470	Coro::cede_notself;
3471	last unless IO::AIO::nreqs || BDB::nreqs;
3472	warn "iterate...";
3473	}
3474
3475	++$RELOAD;
3476
3477	warn "cancelling all extension coros";	4098	trace "perl_reload: cancelling all extension coros";
3478	$_->cancel for values %EXT_CORO;	4099	$_->cancel for values %EXT_CORO;
3479	%EXT_CORO = ();	4100	%EXT_CORO = ();
3480		4101
3481	warn "removing commands";	4102	trace "perl_reload: removing commands";
3482	%COMMAND = ();	4103	%COMMAND = ();
3483		4104
3484	warn "removing ext/exti commands";	4105	trace "perl_reload: removing ext/exti commands";
3485	%EXTCMD = ();	4106	%EXTCMD = ();
3486	%EXTICMD = ();	4107	%EXTICMD = ();
3487		4108
3488	warn "unloading/nuking all extensions";	4109	trace "perl_reload: unloading/nuking all extensions";
3489	for my $pkg (@EXTS) {	4110	for my $pkg (@EXTS) {
3490	warn "... unloading $pkg";	4111	trace "... unloading $pkg";
3491		4112
3492	if (my $cb = $pkg->can ("unload")) {	4113	if (my $cb = $pkg->can ("unload")) {
3493	eval {	4114	eval {
3494	$cb->($pkg);	4115	$cb->($pkg);
3495	1	4116	1
3496	} or warn "$pkg unloaded, but with errors: $@";	4117	} or error "$pkg unloaded, but with errors: $@";
		4118	}
		4119
		4120	trace "... clearing $pkg";
		4121	clear_package $pkg;
3497	}	4122	}
3498		4123
3499	warn "... nuking $pkg";
3500	Symbol::delete_package $pkg;
3501	}
3502
3503	warn "unloading all perl modules loaded from $LIBDIR";	4124	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3504	while (my ($k, $v) = each %INC) {	4125	while (my ($k, $v) = each %INC) {
3505	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4126	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3506		4127
3507	warn "... unloading $k";	4128	trace "... unloading $k";
3508	delete $INC{$k};	4129	delete $INC{$k};
3509		4130
3510	$k =~ s/\.pm$//;	4131	$k =~ s/\.pm$//;
3511	$k =~ s/\//::/g;	4132	$k =~ s/\//::/g;
3512		4133
3513	if (my $cb = $k->can ("unload_module")) {	4134	if (my $cb = $k->can ("unload_module")) {
3514	$cb->();	4135	$cb->();
		4136	}
		4137
		4138	clear_package $k;
3515	}	4139	}
3516		4140
3517	Symbol::delete_package $k;
3518	}
3519
3520	warn "getting rid of safe::, as good as possible";	4141	trace "perl_reload: getting rid of safe::, as good as possible";
3521	Symbol::delete_package "safe::$_"	4142	clear_package "safe::$_"
3522	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4143	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3523		4144
3524	warn "unloading cf.pm \"a bit\"";	4145	trace "perl_reload: unloading cf.pm \"a bit\"";
3525	delete $INC{"cf.pm"};	4146	delete $INC{"cf.pm"};
3526	delete $INC{"cf/pod.pm"};	4147	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3527		4148
3528	# don't, removes xs symbols, too,	4149	# don't, removes xs symbols, too,
3529	# and global variables created in xs	4150	# and global variables created in xs
3530	#Symbol::delete_package __PACKAGE__;	4151	#clear_package __PACKAGE__;
3531		4152
3532	warn "unload completed, starting to reload now";	4153	info "perl_reload: unload completed, starting to reload now";
3533		4154
3534	warn "reloading cf.pm";	4155	trace "perl_reload: reloading cf.pm";
3535	require cf;	4156	require cf;
3536	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4157	cf::_connect_to_perl_1;
3537		4158
3538	warn "loading config and database again";	4159	trace "perl_reload: loading config and database again";
3539	cf::reload_config;	4160	cf::reload_config;
3540		4161
3541	warn "loading extensions";	4162	trace "perl_reload: loading extensions";
3542	cf::load_extensions;	4163	cf::load_extensions;
3543		4164
		4165	if ($REATTACH_ON_RELOAD) {
3544	warn "reattaching attachments to objects/players";	4166	trace "perl_reload: reattaching attachments to objects/players";
3545	_global_reattach; # objects, sockets	4167	_global_reattach; # objects, sockets
3546	warn "reattaching attachments to maps";	4168	trace "perl_reload: reattaching attachments to maps";
3547	reattach $_ for values %MAP;	4169	reattach $_ for values %MAP;
3548	warn "reattaching attachments to players";	4170	trace "perl_reload: reattaching attachments to players";
3549	reattach $_ for values %PLAYER;	4171	reattach $_ for values %PLAYER;
		4172	}
3550		4173
3551	warn "leaving sync_job";	4174	cf::_post_init 1;
3552		4175
		4176	trace "perl_reload: leaving sync_job";
		4177
3553	1	4178	1
3554	} or do {	4179	} or do {
3555	warn $@;	4180	error $@;
3556	warn "error while reloading, exiting.";	4181	cf::cleanup "perl_reload: error, exiting.";
3557	exit 1;	4182	};
		4183
		4184	--$RELOAD;
3558	};	4185	}
3559		4186
3560	warn "reloaded";	4187	$t1 = AE::time - $t1;
		4188	info "perl_reload: completed in ${t1}s\n";
3561	};	4189	};
3562		4190
3563	our $RELOAD_WATCHER; # used only during reload	4191	our $RELOAD_WATCHER; # used only during reload
3564		4192
3565	sub reload_perl() {	4193	sub reload_perl() {
3566	# doing reload synchronously and two reloads happen back-to-back,	4194	# doing reload synchronously and two reloads happen back-to-back,
3567	# coro crashes during coro_state_free->destroy here.	4195	# coro crashes during coro_state_free->destroy here.
3568		4196
		4197	$RELOAD_WATCHER ||= cf::async {
		4198	Coro::AIO::aio_wait cache_extensions;
		4199
3569	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4200	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4201	do_reload_perl;
3570	undef $RELOAD_WATCHER;	4202	undef $RELOAD_WATCHER;
3571	do_reload_perl;	4203	};
3572	};	4204	};
3573	}	4205	}
3574		4206
3575	register_command "reload" => sub {	4207	register_command "reload" => sub {
3576	my ($who, $arg) = @_;	4208	my ($who, $arg) = @_;
…		…
3582	reload_perl;	4214	reload_perl;
3583	};	4215	};
3584	}	4216	}
3585	};	4217	};
3586		4218
3587	unshift @INC, $LIBDIR;	4219	#############################################################################
3588		4220
3589	my $bug_warning = 0;	4221	my $bug_warning = 0;
3590		4222
3591	our @WAIT_FOR_TICK;
3592	our @WAIT_FOR_TICK_BEGIN;
3593
3594	sub wait_for_tick {	4223	sub wait_for_tick() {
3595	return unless $TICK_WATCHER->is_active;	4224	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3596	return if $Coro::current == $Coro::main;
3597		4225
3598	my $signal = new Coro::Signal;	4226	$WAIT_FOR_TICK->wait;
3599	push @WAIT_FOR_TICK, $signal;
3600	$signal->wait;
3601	}	4227	}
3602		4228
3603	sub wait_for_tick_begin {	4229	sub wait_for_tick_begin() {
3604	return unless $TICK_WATCHER->is_active;	4230	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3605	return if $Coro::current == $Coro::main;
3606		4231
3607	my $signal = new Coro::Signal;	4232	my $signal = new Coro::Signal;
3608	push @WAIT_FOR_TICK_BEGIN, $signal;	4233	push @WAIT_FOR_TICK_BEGIN, $signal;
3609	$signal->wait;	4234	$signal->wait;
3610	}	4235	}
3611		4236
3612	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4237	sub tick {
3613	if ($Coro::current != $Coro::main) {	4238	if ($Coro::current != $Coro::main) {
3614	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4239	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3615	unless ++$bug_warning > 10;	4240	unless ++$bug_warning > 10;
3616	return;	4241	return;
3617	}	4242	}
3618		4243
3619	$NOW = $tick_start = EV::now;	4244	cf::one_tick; # one server iteration
3620		4245
3621	cf::server_tick; # one server iteration	4246	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3622
3623	$RUNTIME += $TICK;
3624	$NEXT_TICK = $_[0]->at;
3625		4247
3626	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4248	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3627	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4249	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3628	Coro::async_pool {	4250	Coro::async_pool {
3629	$Coro::current->{desc} = "runtime saver";	4251	$Coro::current->{desc} = "runtime saver";
3630	write_runtime	4252	write_runtime_sync
3631	or warn "ERROR: unable to write runtime file: $!";	4253	or error "ERROR: unable to write runtime file: $!";
3632	};	4254	};
3633	}	4255	}
3634		4256
3635	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4257	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3636	$sig->send;	4258	$sig->send;
3637	}	4259	}
3638	while (my $sig = shift @WAIT_FOR_TICK) {	4260	$WAIT_FOR_TICK->broadcast;
3639	$sig->send;
3640	}
3641		4261
3642	$LOAD = ($NOW - $tick_start) / $TICK;	4262	$LOAD = ($NOW - $TICK_START) / $TICK;
3643	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4263	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3644		4264
3645	_post_tick;	4265	if (0) {
3646	};	4266	if ($NEXT_TICK) {
3647	$TICK_WATCHER->priority (EV::MAXPRI);	4267	my $jitter = $TICK_START - $NEXT_TICK;
		4268	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4269	debug "jitter $JITTER\n";#d#
		4270	}
		4271	}
		4272	}
3648		4273
3649	{	4274	{
3650	# configure BDB	4275	# configure BDB
		4276	info "initialising database";
3651		4277
3652	BDB::min_parallel 8;	4278	BDB::min_parallel 16;
3653	BDB::max_poll_reqs $TICK * 0.1;	4279	BDB::max_poll_reqs $TICK * 0.1;
3654	$Coro::BDB::WATCHER->priority (1);	4280	#$AnyEvent::BDB::WATCHER->priority (1);
3655		4281
3656	unless ($DB_ENV) {	4282	unless ($DB_ENV) {
3657	$DB_ENV = BDB::db_env_create;	4283	$DB_ENV = BDB::db_env_create;
3658	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4284	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3659	| BDB::LOG_AUTOREMOVE, 1);	4285	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4286	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3660	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4287	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3661	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4288	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3662		4289
3663	cf::sync_job {	4290	cf::sync_job {
3664	eval {	4291	eval {
…		…
3683	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4310	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3684	};	4311	};
3685	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4312	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3686	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4313	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3687	};	4314	};
		4315
		4316	info "database initialised";
3688	}	4317	}
3689		4318
3690	{	4319	{
3691	# configure IO::AIO	4320	# configure IO::AIO
3692		4321
		4322	info "initialising aio";
3693	IO::AIO::min_parallel 8;	4323	IO::AIO::min_parallel 8;
3694	IO::AIO::max_poll_time $TICK * 0.1;	4324	IO::AIO::max_poll_time $TICK * 0.1;
3695	$Coro::AIO::WATCHER->priority (1);	4325	undef $AnyEvent::AIO::WATCHER;
		4326	info "aio initialised";
3696	}	4327	}
3697		4328
3698	my $_log_backtrace;	4329	our $_log_backtrace;
		4330	our $_log_backtrace_last;
3699		4331
3700	sub _log_backtrace {	4332	sub _log_backtrace {
3701	my ($msg, @addr) = @_;	4333	my ($msg, @addr) = @_;
3702		4334
3703	$msg =~ s/\n//;	4335	$msg =~ s/\n$//;
3704		4336
		4337	if ($_log_backtrace_last eq $msg) {
		4338	LOG llevInfo, "[ABT] $msg\n";
		4339	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3705	# limit the # of concurrent backtraces	4340	# limit the # of concurrent backtraces
3706	if ($_log_backtrace < 2) {	4341	} elsif ($_log_backtrace < 2) {
		4342	$_log_backtrace_last = $msg;
3707	++$_log_backtrace;	4343	++$_log_backtrace;
		4344	my $perl_bt = Carp::longmess $msg;
3708	async {	4345	async {
3709	$Coro::current->{desc} = "abt $msg";	4346	$Coro::current->{desc} = "abt $msg";
3710		4347
3711	my @bt = fork_call {	4348	my @bt = fork_call {
3712	@addr = map { sprintf "%x", $_ } @addr;	4349	@addr = map { sprintf "%x", $_ } @addr;
…		…
3723	}	4360	}
3724		4361
3725	@funcs	4362	@funcs
3726	};	4363	};
3727		4364
3728	LOG llevInfo, "[ABT] $msg\n";	4365	LOG llevInfo, "[ABT] $perl_bt\n";
		4366	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3729	LOG llevInfo, "[ABT] $_\n" for @bt;	4367	LOG llevInfo, "[ABT] $_\n" for @bt;
3730	--$_log_backtrace;	4368	--$_log_backtrace;
3731	};	4369	};
3732	} else {	4370	} else {
3733	LOG llevInfo, "[ABT] $msg\n";	4371	LOG llevInfo, "[ABT] $msg\n";
3734	LOG llevInfo, "[ABT] [suppressed]\n";	4372	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3735	}	4373	}
3736	}	4374	}
3737		4375
3738	# load additional modules	4376	# load additional modules
3739	use cf::pod;	4377	require "cf/$_.pm" for @EXTRA_MODULES;
		4378	cf::_connect_to_perl_2;
3740		4379
3741	END { cf::emergency_save }	4380	END { cf::emergency_save }
3742		4381
3743	1	4382	1
3744		4383

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