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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.356 by root, Tue Sep 4 05:43:21 2007 UTC vs.
Revision 1.586 by root, Wed Oct 31 15:02:02 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	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	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
		124	our $USE_FSYNC = 1; # use fsync to write maps - default on
		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
		128	our $BDB_TRICKLE_WATCHER;
		129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
		133	our %CFG;
		134	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		135
		136	our $UPTIME; $UPTIME ||= time;
		137	our $RUNTIME = 0;
		138	our $SERVER_TICK = 0;
81	our $NOW;	139	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83
84	our $BDB_POLL_WATCHER;
85	our $DB_ENV;
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91		140
92	our (%PLAYER, %PLAYER_LOADING); # all users	141	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	142	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	143	our $LINK_MAP; # the special {link} map, which is always available
95		144
96	# used to convert map paths into valid unix filenames by replacing / by ∕	145	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	146	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		147
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	148	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	149	our $LOADAVG; # same thing, but with alpha-smoothing
		150	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	151	our $TICK_START; # for load detecting purposes
		152
		153	our @POST_INIT;
		154
		155	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		156	our $REALLY_UNLOOP; # never set to true, please :)
		157
		158	our $WAIT_FOR_TICK = new Coro::Signal;
		159	our @WAIT_FOR_TICK_BEGIN;
102		160
103	binmode STDOUT;	161	binmode STDOUT;
104	binmode STDERR;	162	binmode STDERR;
105		163
106	# read virtual server time, if available	164	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	165	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	166	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	167	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	168	$RUNTIME = <$fh> + 0.;
111	}	169	}
		170
		171	eval "sub TICK() { $TICK } 1" or die;
112		172
113	mkdir $_	173	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	174	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		175
116	our $EMERGENCY_POSITION;	176	our $EMERGENCY_POSITION;
117		177
118	sub cf::map::normalise;	178	sub cf::map::normalise;
119		179
		180	sub in_main() {
		181	$Coro::current == $Coro::main
		182	}
		183
120	#############################################################################	184	#############################################################################
121		185
		186	%REFLECT = ();
		187	for (@REFLECT) {
		188	my $reflect = JSON::XS::decode_json $_;
		189	$REFLECT{$reflect->{class}} = $reflect;
		190	}
		191
		192	# this is decidedly evil
		193	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		194
		195	#############################################################################
		196
122	=head2 GLOBAL VARIABLES	197	=head2 GLOBAL VARIABLES
123		198
124	=over 4	199	=over 4
125		200
126	=item $cf::UPTIME	201	=item $cf::UPTIME
127		202
128	The timestamp of the server start (so not actually an uptime).	203	The timestamp of the server start (so not actually an "uptime").
		204
		205	=item $cf::SERVER_TICK
		206
		207	An unsigned integer that starts at zero when the server is started and is
		208	incremented on every tick.
		209
		210	=item $cf::NOW
		211
		212	The (real) time of the last (current) server tick - updated before and
		213	after tick processing, so this is useful only as a rough "what time is it
		214	now" estimate.
		215
		216	=item $cf::TICK
		217
		218	The interval between each server tick, in seconds.
129		219
130	=item $cf::RUNTIME	220	=item $cf::RUNTIME
131		221
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	222	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	223	every server tick.
…		…
139	Various directories - "/etc", read-only install directory, perl-library	229	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	230	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	231	unique-items directory, player file directory, random maps directory and
142	database environment.	232	database environment.
143		233
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	234	=item $cf::LOADAVG
153		235
154	The current CPU load on the server (alpha-smoothed), as a value between 0	236	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	237	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	238	objects per tick. Healthy values are < 0.5.
…		…
159		241
160	The raw value load value from the last tick.	242	The raw value load value from the last tick.
161		243
162	=item %cf::CFG	244	=item %cf::CFG
163		245
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	246	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	247	from wherever your confdir points to.
166		248
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	249	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		250
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	251	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	252	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	253	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		254
		255	Note that cf::Wait_for_tick will immediately return when the server is not
		256	ticking, making it suitable for small pauses in threads that need to run
		257	when the server is paused. If that is not applicable (i.e. you I<really>
		258	want to wait, use C<$cf::WAIT_FOR_TICK>).
		259
		260	=item $cf::WAIT_FOR_TICK
		261
		262	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		263	variable contains a L<Coro::Signal> that is broadcats after every server
		264	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		265	next server tick.
		266
		267	=cut
		268
		269	sub wait_for_tick();
		270	sub wait_for_tick_begin();
		271
173	=item @cf::INVOKE_RESULTS	272	=item @cf::INVOKE_RESULTS
174		273
175	This array contains the results of the last C<invoke ()> call. When	274	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	275	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	276	that call.
178		277
		278	=item %cf::REFLECT
		279
		280	Contains, for each (C++) class name, a hash reference with information
		281	about object members (methods, scalars, arrays and flags) and other
		282	metadata, which is useful for introspection.
		283
179	=back	284	=back
180		285
181	=cut	286	=cut
182		287
183	BEGIN {	288	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	289	sub warn (@) { LOG llevWarn , join "", @_ }
		290	sub info (@) { LOG llevInfo , join "", @_ }
		291	sub debug(@) { LOG llevDebug, join "", @_ }
		292	sub trace(@) { LOG llevTrace, join "", @_ }
		293
		294	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	295	my $msg = join "", @_;
186		296
187	$msg .= "\n"	297	$msg .= "\n"
188	unless $msg =~ /\n$/;	298	unless $msg =~ /\n$/;
189		299
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	300	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		301
192	utf8::encode $msg;
193	LOG llevError, $msg;	302	LOG llevWarn, $msg;
194	};	303	};
195	}	304
		305	$Coro::State::DIEHOOK = sub {
		306	return unless $^S eq 0; # "eq", not "=="
		307
		308	error Carp::longmess $_[0];
		309
		310	if (in_main) {#d#
		311	error "DIEHOOK called in main context, Coro bug?\n";#d#
		312	return;#d#
		313	}#d#
		314
		315	# kill coroutine otherwise
		316	Coro::terminate
		317	};
196		318
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	319	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	320	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	321	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	322	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	329	for my $pkg (qw(
208	cf::global cf::attachable	330	cf::global cf::attachable
209	cf::object cf::object::player	331	cf::object cf::object::player
210	cf::client cf::player	332	cf::client cf::player
211	cf::arch cf::living	333	cf::arch cf::living
		334	cf::map cf::mapspace
212	cf::map cf::party cf::region	335	cf::party cf::region
213	)) {	336	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	337	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	338	}
217		339
218	$Event::DIED = sub {	340	$EV::DIED = sub {
219	warn "error in event callback: @_";	341	warn "error in event callback: $@";
220	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
221		348
222	#############################################################################	349	#############################################################################
223		350
224	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
225		352
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	374	$d
248	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
249	}	376	}
250		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($path, $data, $sync) = @_;
		401
		402	my $lock = cf::lock_acquire ("replace_file:$path");
		403
		404	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		405	or return;
		406
		407	$data = $data->() if ref $data;
		408
		409	length $data == aio_write $fh, 0, (length $data), $data, 0
		410	or return;
		411
		412	!$sync
		413	or !aio_fsync $fh
		414	or return;
		415
		416	aio_close $fh
		417	and return;
		418
		419	aio_rename "$path~", $path
		420	and return;
		421
		422	if ($sync) {
		423	$path =~ s%/[^/]*$%%;
		424	aio_pathsync $path;
		425	}
		426
		427	1
		428	}
		429
251	=item $ref = cf::from_json $json	430	=item $ref = cf::decode_json $json
252		431
253	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
254		433
255	=item $json = cf::to_json $ref	434	=item $json = cf::encode_json $ref
256		435
257	Converts a perl data structure into its JSON representation.	436	Converts a perl data structure into its JSON representation.
258		437
259	=cut	438	=cut
260		439
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		441
263	sub to_json ($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
		444
		445	=item $ref = cf::decode_storable $scalar
		446
		447	Same as Coro::Storable::thaw, so blocks.
		448
		449	=cut
		450
		451	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		452
		453	=item $ref = cf::decode_yaml $scalar
		454
		455	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		456
		457	=cut
		458
		459	sub decode_yaml($) {
		460	fork_call { YAML::XS::Load $_[0] } @_
		461	}
		462
		463	=item $scalar = cf::unlzf $scalar
		464
		465	Same as Compress::LZF::compress, but takes server ticks into account, so
		466	blocks.
		467
		468	=cut
		469
		470	sub unlzf($) {
		471	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		472	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		473	Compress::LZF::decompress $_[0]
		474	}
		475
		476	=item cf::post_init { BLOCK }
		477
		478	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		479	but I<before> the server starts ticking again.
		480
		481	The codeblock will have a single boolean argument to indicate whether this
		482	is a reload or not.
		483
		484	=cut
		485
		486	sub post_init(&) {
		487	push @POST_INIT, shift;
		488	}
		489
		490	sub _post_init {
		491	trace "running post_init jobs";
		492
		493	# run them in parallel...
		494
		495	my @join;
		496
		497	while () {
		498	push @join, map &Coro::async ($_, 0), @POST_INIT;
		499	@POST_INIT = ();
		500
		501	@join or last;
		502
		503	(pop @join)->join;
		504	}
		505	}
265		506
266	=item cf::lock_wait $string	507	=item cf::lock_wait $string
267		508
268	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
269		510
270	=item my $lock = cf::lock_acquire $string	511	=item my $lock = cf::lock_acquire $string
271		512
272	Wait until the given lock is available and then acquires it and returns	513	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	514	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	515	for example when the coroutine gets canceled), the lock is automatically
275	returned.	516	returned.
276		517
277	Locks are *not* recursive, locking from the same coro twice results in a	518	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	519	deadlocked coro.
…		…
284		525
285	Return true if the lock is currently active, i.e. somebody has locked it.	526	Return true if the lock is currently active, i.e. somebody has locked it.
286		527
287	=cut	528	=cut
288		529
289	our %LOCK;	530	our $LOCKS = new Coro::SemaphoreSet;
290		531
291	sub lock_wait($) {	532	sub lock_wait($) {
292	my ($key) = @_;	533	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	534	}
300		535
301	sub lock_acquire($) {	536	sub lock_acquire($) {
302	my ($key) = @_;	537	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	538	}
314		539
315	sub lock_active($) {	540	sub lock_active($) {
316	my ($key) = @_;	541	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	542	}
320		543
321	sub freeze_mainloop {	544	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	545	tick_inhibit_inc;
323		546
324	my $guard = Coro::guard {	547	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	548	}
326	};	549
327	$TICK_WATCHER->stop;	550	=item cf::periodic $interval, $cb
328	$guard	551
		552	Like EV::periodic, but randomly selects a starting point so that the actions
		553	get spread over time.
		554
		555	=cut
		556
		557	sub periodic($$) {
		558	my ($interval, $cb) = @_;
		559
		560	my $start = rand List::Util::min 180, $interval;
		561
		562	EV::periodic $start, $interval, 0, $cb
329	}	563	}
330		564
331	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
332		566
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	Allocate $time seconds of blocking CPU time at priority C<$priority>
334	This call blocks and returns only when you have at least C<$time> seconds	568	(default: 0): This call blocks and returns only when you have at least
335	of cpu time till the next tick. The slot is only valid till the next cede.	569	C<$time> seconds of cpu time till the next tick. The slot is only valid
		570	till the next cede.
		571
		572	Background jobs should use a priority les than zero, interactive jobs
		573	should use 100 or more.
336		574
337	The optional C<$name> can be used to identify the job to run. It might be	575	The optional C<$name> can be used to identify the job to run. It might be
338	used for statistical purposes and should identify the same time-class.	576	used for statistical purposes and should identify the same time-class.
339		577
340	Useful for short background jobs.	578	Useful for short background jobs.
341		579
342	=cut	580	=cut
343		581
344	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
346		585
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
		588	$Coro::current->desc ("timeslot manager");
		589
349	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
350		592
351	while () {	593	while () {
352	next_job:	594	next_job:
		595
353	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	597
355	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	602	$job->[2]->send;
359	Coro::cede;	603	Coro::cede;
360	goto next_job;	604	goto next_job;
361	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	607	}
363	}	608	}
364		609
365	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	611	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
368	$signal->wait;
369	} else {	613	} else {
		614	$busy = 0;
370	Coro::schedule;	615	Coro::schedule;
371	}	616	}
372	}	617	}
373	};	618	};
374		619
375	sub get_slot($;$$) {	620	sub get_slot($;$$) {
		621	return if tick_inhibit || $Coro::current == $Coro::main;
		622
376	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
377		624
378	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
379	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
380		628
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
394		642
395	BEGIN { *async = \&Coro::async_pool }	643	BEGIN { *async = \&Coro::async_pool }
396		644
397	=item cf::sync_job { BLOCK }	645	=item cf::sync_job { BLOCK }
398		646
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	647	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	648	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	649	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	650	acceptable.
403		651
404	If it must be done, put the blocking parts into C<sync_job>. This will run	652	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	653	the given BLOCK in another coroutine while waiting for the result. The
…		…
409	=cut	657	=cut
410		658
411	sub sync_job(&) {	659	sub sync_job(&) {
412	my ($job) = @_;	660	my ($job) = @_;
413		661
414	if ($Coro::current == $Coro::main) {	662	if (in_main) {
415	my $time = Event::time;	663	my $time = AE::time;
416		664
417	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
419		667
420	# TODO: use suspend/resume instead	668	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	669
422	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
423		671
424	my $busy = 1;	672	my $busy = 1;
425	my @res;	673	my @res;
426		674
427	(async {	675	(async {
		676	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	677	@res = eval { $job->() };
429	warn $@ if $@;	678	error $@ if $@;
430	undef $busy;	679	undef $busy;
431	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
432		681
433	while ($busy) {	682	while ($busy) {
434	Coro::cede or Event::one_event;	683	if (Coro::nready) {
		684	Coro::cede_notself;
		685	} else {
		686	EV::loop EV::LOOP_ONESHOT;
435	}	687	}
		688	}
436		689
437	$time = Event::time - $time;	690	my $time = AE::time - $time;
438		691
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
443		693
444	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
445	} else {	695	} else {
446	# we are in another coroutine, how wonderful, everything just works	696	# we are in another coroutine, how wonderful, everything just works
447		697
…		…
467	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
468		718
469	$coro	719	$coro
470	}	720	}
471		721
472	=item fork_call { }, $args	722	=item fork_call { }, @args
473		723
474	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	727	never block itself or use any form of event handling.
478		728
479	=cut	729	=cut
		730
		731	sub post_fork {
		732	reset_signals;
		733	}
480		734
481	sub fork_call(&@) {	735	sub fork_call(&@) {
482	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
483		737
484	# we seemingly have to make a local copy of the whole thing,	738	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (likely this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
487		741
488	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
489	reset_signals;	743	cf::post_fork;
490	&$cb	744	&$cb
491	}, @args;	745	} @args;
492		746
493	wantarray ? @res : $res[-1]	747	wantarray ? @res : $res[-1]
		748	}
		749
		750	sub objinfo {
		751	(
		752	"counter value" => cf::object::object_count,
		753	"objects created" => cf::object::create_count,
		754	"objects destroyed" => cf::object::destroy_count,
		755	"freelist size" => cf::object::free_count,
		756	"allocated objects" => cf::object::objects_size,
		757	"active objects" => cf::object::actives_size,
		758	)
		759	}
		760
		761	=item $coin = coin_from_name $name
		762
		763	=cut
		764
		765	our %coin_alias = (
		766	"silver" => "silvercoin",
		767	"silvercoin" => "silvercoin",
		768	"silvercoins" => "silvercoin",
		769	"gold" => "goldcoin",
		770	"goldcoin" => "goldcoin",
		771	"goldcoins" => "goldcoin",
		772	"platinum" => "platinacoin",
		773	"platinumcoin" => "platinacoin",
		774	"platinumcoins" => "platinacoin",
		775	"platina" => "platinacoin",
		776	"platinacoin" => "platinacoin",
		777	"platinacoins" => "platinacoin",
		778	"royalty" => "royalty",
		779	"royalties" => "royalty",
		780	);
		781
		782	sub coin_from_name($) {
		783	$coin_alias{$_[0]}
		784	? cf::arch::find $coin_alias{$_[0]}
		785	: undef
494	}	786	}
495		787
496	=item $value = cf::db_get $family => $key	788	=item $value = cf::db_get $family => $key
497		789
498	Returns a single value from the environment database.	790	Returns a single value from the environment database.
…		…
500	=item cf::db_put $family => $key => $value	792	=item cf::db_put $family => $key => $value
501		793
502	Stores the given C<$value> in the family. It can currently store binary	794	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	795	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		796
		797	=item $db = cf::db_table "name"
		798
		799	Create and/or open a new database table. The string must not be "db" and must be unique
		800	within each server.
		801
505	=cut	802	=cut
		803
		804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
		808	my ($name) = @_;
		809	my $db = BDB::db_create $DB_ENV;
		810
		811	eval {
		812	$db->set_flags (BDB::CHKSUM);
		813
		814	utf8::encode $name;
		815	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		816	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		817	cf::cleanup "db_open(db): $!" if $!;
		818	};
		819	cf::cleanup "db_open(db): $@" if $@;
		820
		821	$db
		822	}
506		823
507	our $DB;	824	our $DB;
508		825
509	sub db_init {	826	sub db_init {
510	unless ($DB) {	827	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	828	}
525		829
526	sub db_get($$) {	830	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
528		832
529	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
530	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
531		837
532	$! ? ()	838	$! ? ()
533	: $data	839	: $data
534	}
535	}	840	}
536		841
537	sub db_put($$$) {	842	sub db_put($$$) {
538	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
567		872
568	my @data;	873	my @data;
569	my $md5;	874	my $md5;
570		875
571	for (0 .. $#$src) {	876	for (0 .. $#$src) {
572	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
573	or Carp::croak "$src->[$_]: $!";
574	}	878	}
575		879
576	# if processing is expensive, check	880	# if processing is expensive, check
577	# checksum first	881	# checksum first
578	if (1) {	882	if (1) {
…		…
595		899
596	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
597	my $data = $process->(\@data);	901	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
599		903
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		905
602	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
605		909
…		…
615		919
616	=cut	920	=cut
617		921
618	sub datalog($@) {	922	sub datalog($@) {
619	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	925	}
622		926
623	=back	927	=back
624		928
625	=cut	929	=cut
626		930
627	#############################################################################	931	#############################################################################
628		932
629	=head2 ATTACHABLE OBJECTS	933	=head2 ATTACHABLE OBJECTS
630		934
631	Many objects in crossfire are so-called attachable objects. That means you can	935	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	936	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	937	to it. All such attachable objects support the following methods.
634		938
635	In the following description, CLASS can be any of C<global>, C<object>	939	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	940	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	941	Deliantra).
638		942
639	=over 4	943	=over 4
640		944
641	=item $attachable->attach ($attachment, key => $value...)	945	=item $attachable->attach ($attachment, key => $value...)
642		946
…		…
686	=item cf::CLASS::attachment $name, ...	990	=item cf::CLASS::attachment $name, ...
687		991
688	Register an attachment by C<$name> through which attachable objects of the	992	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	993	given CLASS can refer to this attachment.
690		994
691	Some classes such as crossfire maps and objects can specify attachments	995	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	996	that are attached at load/instantiate time, thus the need for a name.
693		997
694	These calls expect any number of the following handler/hook descriptions:	998	These calls expect any number of the following handler/hook descriptions:
695		999
696	=over 4	1000	=over 4
…		…
820		1124
821	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		1127
824	} elsif (ref $type) {	1128	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
826		1130
827	} else {	1131	} else {
828	shift @arg;	1132	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
830	}	1134	}
831	}	1135	}
832	}	1136	}
833		1137
834	sub _object_attach {	1138	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
845	}	1149	}
846		1150
847	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
848	} else {	1152	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1154	}
851		1155
852	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
853	}	1157	}
854		1158
…		…
913		1217
914	for (@$callbacks) {	1218	for (@$callbacks) {
915	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
916		1220
917	if ($@) {	1221	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1223	override;
921	}	1224	}
922		1225
923	return 1 if $override;	1226	return 1 if $override;
924	}	1227	}
925		1228
926	0	1229	0
927	}	1230	}
928		1231
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1232	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1233
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1235
933	Generate an object-specific event with the given arguments.	1236	Generate an object-specific event with the given arguments.
934		1237
…		…
940		1243
941	=cut	1244	=cut
942		1245
943	#############################################################################	1246	#############################################################################
944	# object support	1247	# object support
945	#
946		1248
		1249	sub _object_equal($$);
		1250	sub _object_equal($$) {
		1251	my ($a, $b) = @_;
		1252
		1253	return 0 unless (ref $a) eq (ref $b);
		1254
		1255	if ("HASH" eq ref $a) {
		1256	my @ka = keys %$a;
		1257	my @kb = keys %$b;
		1258
		1259	return 0 if @ka != @kb;
		1260
		1261	for (0 .. $#ka) {
		1262	return 0 unless $ka[$_] eq $kb[$_];
		1263	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1264	}
		1265
		1266	} elsif ("ARRAY" eq ref $a) {
		1267
		1268	return 0 if @$a != @$b;
		1269
		1270	for (0 .. $#$a) {
		1271	return 0 unless _object_equal $a->[$_], $b->[$_];
		1272	}
		1273
		1274	} elsif ($a ne $b) {
		1275	return 0;
		1276	}
		1277
		1278	1
		1279	}
		1280
		1281	our $SLOW_MERGES;#d#
947	sub _can_merge {	1282	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1283	my ($ob1, $ob2) = @_;
949		1284
950	local $Storable::canonical = 1;	1285	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1286
954	$fob1 eq $fob2	1287	# we do the slow way here
		1288	return _object_equal $ob1, $ob2
955	}	1289	}
956		1290
957	sub reattach {	1291	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1292	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1293	my ($obj) = @_;
960		1294
		1295	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1296	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1297
963	my $registry = $obj->registry;	1298	my $registry = $obj->registry;
964		1299
965	@$registry = ();	1300	@$registry = ();
966		1301
…		…
971	for (@$attach) {	1306	for (@$attach) {
972	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
974	}	1309	}
975	} else {	1310	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1312	}
978	}	1313	}
979	}	1314	}
980		1315
981	cf::attachable->attach (	1316	cf::attachable->attach (
982	prio => -1000000,	1317	prio => -1000000,
983	on_instantiate => sub {	1318	on_instantiate => sub {
984	my ($obj, $data) = @_;	1319	my ($obj, $data) = @_;
985		1320
986	$data = from_json $data;	1321	$data = decode_json $data;
987		1322
988	for (@$data) {	1323	for (@$data) {
989	my ($name, $args) = @$_;	1324	my ($name, $args) = @$_;
990		1325
991	$obj->attach ($name, %{$args || {} });	1326	$obj->attach ($name, %{$args || {} });
…		…
1005	);	1340	);
1006		1341
1007	sub object_freezer_save {	1342	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1009		1344
1010	my $guard = cf::lock_acquire "io";
1011
1012	sync_job {	1345	sync_job {
1013	if (length $$rdata) {	1346	if (length $$rdata) {
		1347	utf8::decode (my $decname = $filename);
1014	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1015	$filename, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1016		1351
1017	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1018	chmod SAVE_MODE, $fh;	1353	aio_chmod $fh, SAVE_MODE;
1019	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1020	aio_fsync $fh if $cf::USE_FSYNC;	1355	if ($cf::USE_FSYNC) {
		1356	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1357	aio_fsync $fh;
		1358	}
1021	close $fh;	1359	aio_close $fh;
1022		1360
1023	if (@$objs) {	1361	if (@$objs) {
1024	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1362	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1025	chmod SAVE_MODE, $fh;	1363	aio_chmod $fh, SAVE_MODE;
1026	my $data = Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1027	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1366	if ($cf::USE_FSYNC) {
		1367	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1368	aio_fsync $fh;
		1369	}
1029	close $fh;	1370	aio_close $fh;
1030	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1031	}	1372	}
1032	} else {	1373	} else {
1033	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
1034	}	1375	}
1035		1376
1036	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
		1378
		1379	$filename =~ s%/[^/]+$%%;
		1380	aio_pathsync $filename if $cf::USE_FSYNC;
1037	} else {	1381	} else {
1038	warn "FATAL: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1039	}	1383	}
1040	} else {	1384	} else {
1041	aio_unlink $filename;	1385	aio_unlink $filename;
1042	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1043	}	1387	}
1044	};	1388	};
1045
1046	undef $guard;
1047	}	1389	}
1048		1390
1049	sub object_freezer_as_string {	1391	sub object_freezer_as_string {
1050	my ($rdata, $objs) = @_;	1392	my ($rdata, $objs) = @_;
1051		1393
…		…
1056		1398
1057	sub object_thawer_load {	1399	sub object_thawer_load {
1058	my ($filename) = @_;	1400	my ($filename) = @_;
1059		1401
1060	my ($data, $av);	1402	my ($data, $av);
1061
1062	my $guard = cf::lock_acquire "io";
1063		1403
1064	(aio_load $filename, $data) >= 0	1404	(aio_load $filename, $data) >= 0
1065	or return;	1405	or return;
1066		1406
1067	unless (aio_stat "$filename.pst") {	1407	unless (aio_stat "$filename.pst") {
1068	(aio_load "$filename.pst", $av) >= 0	1408	(aio_load "$filename.pst", $av) >= 0
1069	or return;	1409	or return;
1070		1410
1071	undef $guard;
1072	$av = eval { (Storable::thaw $av)->{objs} };	1411	my $st = eval { Coro::Storable::thaw $av };
		1412	$av = $st->{objs};
1073	}	1413	}
1074		1414
		1415	utf8::decode (my $decname = $filename);
1075	warn sprintf "loading %s (%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1076	$filename, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
1077		1419
1078	($data, $av)	1420	($data, $av)
1079	}	1421	}
1080		1422
1081	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
…		…
1137	my ($name, $cb) = @_;	1479	my ($name, $cb) = @_;
1138		1480
1139	$EXTICMD{$name} = $cb;	1481	$EXTICMD{$name} = $cb;
1140	}	1482	}
1141		1483
		1484	use File::Glob ();
		1485
1142	cf::player->attach (	1486	cf::player->attach (
1143	on_command => sub {	1487	on_unknown_command => sub {
1144	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1145		1489
1146	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1147	or return;	1491	or return;
1148		1492
…		…
1156	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1157		1501
1158	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1159		1503
1160	if (ref $msg) {	1504	if (ref $msg) {
1161	my ($type, $reply, @payload) =	1505	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1162	"ARRAY" eq ref $msg
1163	? @$msg
1164	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1165		1506
1166	my @reply;	1507	my @reply;
1167		1508
1168	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1169	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1171		1512
1172	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1173	if $reply;	1514	if $reply;
1174		1515
1175	} else {	1516	} else {
1176	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1177	}	1518	}
1178		1519
1179	cf::override;	1520	cf::override;
1180	},	1521	},
1181	);	1522	);
1182		1523
		1524	# "readahead" all extensions
		1525	sub cache_extensions {
		1526	my $grp = IO::AIO::aio_group;
		1527
		1528	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1529	for (grep /\.ext$/, @{$_[0]}) {
		1530	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1531	}
		1532	};
		1533
		1534	$grp
		1535	}
		1536
		1537	sub _ext_cfg_reg($$$$) {
		1538	my ($rvar, $varname, $cfgname, $default) = @_;
		1539
		1540	$cfgname = lc $varname
		1541	unless length $cfgname;
		1542
		1543	$EXT_CFG{$cfgname} = [$rvar, $default];
		1544
		1545	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1546	}
		1547
1183	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1184	cf::sync_job {	1553	cf::sync_job {
1185	my %todo;	1554	my %todo;
1186		1555
1187	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1188	next unless -r $path;	1557	next unless -r $path;
…		…
1206		1575
1207	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1208	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1209		1578
1210	$ext{source} =	1579	$ext{source} =
1211	"package $pkg; use strict; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1212	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1213	. $source	1582	. $source
1214	. "\n};\n1";	1583	. "\n};\n1";
1215		1584
1216	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1217	}	1586	}
1218		1587
		1588	my $pass = 0;
1219	my %done;	1589	my %done;
1220	while (%todo) {	1590	while (%todo) {
1221	my $progress;	1591	my $progress;
1222		1592
		1593	++$pass;
		1594
		1595	ext:
1223	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1224	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1225	goto skip	1598	next ext
1226	unless exists $done{$_};	1599	unless exists $done{$_};
1227	}	1600	}
1228		1601
1229	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1230		1603
1231	unless (eval $v->{source}) {	1604	my $source = $v->{source};
		1605
		1606	# support "CONF varname :confname = default" pseudo-statements
		1607	$source =~ s{
		1608	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1609	}{
		1610	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1611	}gmxe;
		1612
		1613	my $active = eval $source;
		1614
		1615	if (length $@) {
1232	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1233	: "$v->{base}: extension inactive.\n";
1234		1617
		1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1235	if (exists $v->{meta}{mandatory}) {	1619	if exists $v->{meta}{mandatory};
1236	warn $msg;	1620
1237	warn "mandatory extension failed to load, exiting.\n";	1621	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1238	exit 1;	1622	delete $todo{$k};
1239	}	1623	} else {
1240		1624	$done{$k} = delete $todo{$k};
1241	warn $msg;	1625	push @EXTS, $v->{pkg};
		1626	$progress = 1;
		1627
		1628	info "$v->{base}: extension inactive.\n"
		1629	unless $active;
1242	}	1630	}
1243
1244	$done{$k} = delete $todo{$k};
1245	push @EXTS, $v->{pkg};
1246	$progress = 1;
1247	}	1631	}
1248		1632
1249	skip:	1633	unless ($progress) {
1250	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1251	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1252	}	1643	}
1253	};	1644	};
1254	}	1645	}
1255		1646
1256	#############################################################################	1647	#############################################################################
1257		1648
1258	=back	1649	=back
1259		1650
1260	=head2 CORE EXTENSIONS	1651	=head2 CORE EXTENSIONS
1261		1652
1262	Functions and methods that extend core crossfire objects.	1653	Functions and methods that extend core deliantra objects.
1263		1654
1264	=cut	1655	=cut
1265		1656
1266	package cf::player;	1657	package cf::player;
1267		1658
1268	use Coro::AIO;	1659	use Coro::AIO;
1269		1660
1270	=head3 cf::player	1661	=head3 cf::player
1271		1662
1272	=over 4	1663	=over 4
		1664
		1665	=item cf::player::num_playing
		1666
		1667	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1668
		1669	=cut
		1670
		1671	sub num_playing {
		1672	scalar grep
		1673	$_->ob->map
		1674	&& !$_->hidden
		1675	&& !$_->ob->flag (cf::FLAG_WIZ),
		1676	cf::player::list
		1677	}
1273		1678
1274	=item cf::player::find $login	1679	=item cf::player::find $login
1275		1680
1276	Returns the given player object, loading it if necessary (might block).	1681	Returns the given player object, loading it if necessary (might block).
1277		1682
…		…
1296		1701
1297	sub exists($) {	1702	sub exists($) {
1298	my ($login) = @_;	1703	my ($login) = @_;
1299		1704
1300	$cf::PLAYER{$login}	1705	$cf::PLAYER{$login}
1301	or cf::sync_job { !aio_stat path $login }	1706	or !aio_stat path $login
1302	}	1707	}
1303		1708
1304	sub find($) {	1709	sub find($) {
1305	return $cf::PLAYER{$_[0]} || do {	1710	return $cf::PLAYER{$_[0]} || do {
1306	my $login = $_[0];	1711	my $login = $_[0];
…		…
1316	aio_unlink +(playerdir $login) . "/$login.pl";	1721	aio_unlink +(playerdir $login) . "/$login.pl";
1317		1722
1318	my $f = new_from_file cf::object::thawer path $login	1723	my $f = new_from_file cf::object::thawer path $login
1319	or return;	1724	or return;
1320		1725
1321	$f->next;
1322	my $pl = cf::player::load_pl $f	1726	my $pl = cf::player::load_pl $f
1323	or return;	1727	or return;
		1728
1324	local $cf::PLAYER_LOADING{$login} = $pl;	1729	local $cf::PLAYER_LOADING{$login} = $pl;
1325	$f->resolve_delayed_derefs;	1730	$f->resolve_delayed_derefs;
1326	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1327	}	1732	}
1328	}	1733	}
1329	}	1734	}
1330		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($pl, $path) = @_;
		1739
		1740	# restore slots saved in save, below
		1741	my $slots = delete $pl->{_slots};
		1742
		1743	$pl->ob->current_weapon ($slots->[0]);
		1744	$pl->combat_ob ($slots->[1]);
		1745	$pl->ranged_ob ($slots->[2]);
		1746	},
		1747	);
		1748
1331	sub save($) {	1749	sub save($) {
1332	my ($pl) = @_;	1750	my ($pl) = @_;
1333		1751
1334	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
1335		1753
…		…
1338		1756
1339	return if $pl->{deny_save};	1757	return if $pl->{deny_save};
1340		1758
1341	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1342	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
		1761
		1762	cf::get_slot 0.01;
		1763
		1764	# save slots, to be restored later
		1765	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1343		1766
1344	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1345	cf::cede_to_tick;	1768	cf::cede_to_tick;
1346	}	1769	}
1347		1770
…		…
1379	my ($pl) = @_;	1802	my ($pl) = @_;
1380		1803
1381	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1382		1805
1383	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1384	$pl->password ("*"); # this should lock out the player until we nuked the dir	1807	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1385		1808
1386	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1387	$pl->deactivate;	1810	$pl->deactivate;
		1811
		1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1388	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1389	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1390		1817
1391	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1392	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1393	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1431		1858
1432	for my $login (@$dirs) {	1859	for my $login (@$dirs) {
1433	my $path = path $login;	1860	my $path = path $login;
1434		1861
1435	# a .pst is a dead give-away for a valid player	1862	# a .pst is a dead give-away for a valid player
1436	unless (-e "$path.pst") {	1863	# if no pst file found, open and chekc for blocked users
		1864	if (aio_stat "$path.pst") {
1437	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1865	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1438	aio_read $fh, 0, 512, my $buf, 0 or next;	1866	aio_read $fh, 0, 512, my $buf, 0 or next;
1439	$buf !~ /^password -------------$/m or next; # official not-valid tag	1867	$buf !~ /^password -------------$/m or next; # official not-valid tag
1440	}	1868	}
1441		1869
…		…
1445		1873
1446	\@logins	1874	\@logins
1447	}	1875	}
1448		1876
1449	=item $player->maps	1877	=item $player->maps
		1878
		1879	=item cf::player::maps $login
1450		1880
1451	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1452	player. May block.	1882	player. May block.
1453		1883
1454	=cut	1884	=cut
…		…
1472	}	1902	}
1473		1903
1474	\@paths	1904	\@paths
1475	}	1905	}
1476		1906
1477	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1907	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1478		1908
1479	Expand crossfire pod fragments into protocol xml.	1909	Expand deliantra pod fragments into protocol xml.
1480
1481	=cut
1482
1483	sub expand_cfpod {
1484	((my $self), (local $_)) = @_;
1485
1486	# escape & and <
1487	s/&/&amp;/g;
1488	s/(?<![BIUGHT])</&lt;/g;
1489
1490	# this is buggy, it needs to properly take care of nested <'s
1491
1492	1 while
1493	# replace B<>, I<>, U<> etc.
1494	s/B<([^\>]*)>/<b>$1<\/b>/
1495	|| s/I<([^\>]*)>/<i>$1<\/i>/
1496	|| s/U<([^\>]*)>/<u>$1<\/u>/
1497	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1910
1528	=item $player->ext_reply ($msgid, @msg)	1911	=item $player->ext_reply ($msgid, @msg)
1529		1912
1530	Sends an ext reply to the player.	1913	Sends an ext reply to the player.
1531		1914
…		…
1563		1946
1564	=cut	1947	=cut
1565		1948
1566	sub find_by_path($) {	1949	sub find_by_path($) {
1567	my ($path) = @_;	1950	my ($path) = @_;
		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
1568		1953
1569	my ($match, $specificity);	1954	my ($match, $specificity);
1570		1955
1571	for my $region (list) {	1956	for my $region (list) {
1572	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
…		…
1598	our $MAX_RESET = 3600;	1983	our $MAX_RESET = 3600;
1599	our $DEFAULT_RESET = 3000;	1984	our $DEFAULT_RESET = 3000;
1600		1985
1601	sub generate_random_map {	1986	sub generate_random_map {
1602	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1603	# mit "rum" bekleckern, nicht	1988
		1989	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1990
1604	$self->_create_random_map (	1991	$self->_create_random_map ($rmp);
1605	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1606	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1607	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1608	$rmp->{exit_on_final_map},
1609	$rmp->{xsize}, $rmp->{ysize},
1610	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1611	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1612	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1613	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1614	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1615	(cf::region::find $rmp->{region}), $rmp->{custom}
1616	)
1617	}	1992	}
1618		1993
1619	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1620		1995
1621	Register a handler for the map path matching the given regex at the	1996	Register a handler for the map path matching the given regex at the
…		…
1626		2001
1627	sub register {	2002	sub register {
1628	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1629	my $pkg = caller;	2004	my $pkg = caller;
1630		2005
1631	no strict;
1632	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1633		2007
1634	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1635	}	2009	}
1636		2010
1637	# also paths starting with '/'	2011	# also paths starting with '/'
1638	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1639		2013
1640	sub thawer_merge {	2014	sub thawer_merge {
1641	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1642		2016
1643	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1648	}	2022	}
1649		2023
1650	sub normalise {	2024	sub normalise {
1651	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1652		2026
1653	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1654		2028
1655	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1656		2030
1657	# map plan:	2031	# map plan:
1658	#	2032	#
…		…
1673	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1674	$path = "$base/$path";	2048	$path = "$base/$path";
1675	}	2049	}
1676		2050
1677	for ($path) {	2051	for ($path) {
1678	redo if s{//}{/};
1679	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1680	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1681	}	2054	}
1682		2055
1683	$path	2056	$path
…		…
1697	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1698	return $self;	2071	return $self;
1699	}	2072	}
1700	}	2073	}
1701		2074
1702	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1703	()	2076	()
1704	}	2077	}
1705		2078
		2079	# may re-bless or do other evil things
1706	sub init {	2080	sub init {
1707	my ($self) = @_;	2081	my ($self) = @_;
1708		2082
1709	$self	2083	$self
1710	}	2084	}
…		…
1729		2103
1730	# the temporary/swap location	2104	# the temporary/swap location
1731	sub save_path {	2105	sub save_path {
1732	my ($self) = @_;	2106	my ($self) = @_;
1733		2107
1734	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2108	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1735	"$TMPDIR/$path.map"	2109	"$TMPDIR/$path.map"
1736	}	2110	}
1737		2111
1738	# the unique path, undef == no special unique path	2112	# the unique path, undef == no special unique path
1739	sub uniq_path {	2113	sub uniq_path {
1740	my ($self) = @_;	2114	my ($self) = @_;
1741		2115
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$path"
1744	}
1745
1746	# and all this just because we cannot iterate over
1747	# all maps in C++...
1748	sub change_all_map_light {
1749	my ($change) = @_;
1750
1751	$_->change_map_light ($change)
1752	for grep $_->outdoor, values %cf::MAP;
1753	}	2118	}
1754		2119
1755	sub decay_objects {	2120	sub decay_objects {
1756	my ($self) = @_;	2121	my ($self) = @_;
1757		2122
…		…
1784	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1785		2150
1786	1	2151	1
1787	}	2152	}
1788		2153
		2154	# used to laod the header of an original map
1789	sub load_header_orig {	2155	sub load_header_orig {
1790	my ($self) = @_;	2156	my ($self) = @_;
1791		2157
1792	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1793	}	2159	}
1794		2160
		2161	# used to laod the header of an instantiated map
1795	sub load_header_temp {	2162	sub load_header_temp {
1796	my ($self) = @_;	2163	my ($self) = @_;
1797		2164
1798	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1799	}	2166	}
1800		2167
		2168	# called after loading the header from an instantiated map
1801	sub prepare_temp {	2169	sub prepare_temp {
1802	my ($self) = @_;	2170	my ($self) = @_;
1803		2171
1804	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1805	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1806	# safety	2174	# safety
1807	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
1808	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
1809	}	2177	}
1810		2178
		2179	# called after loading the header from an original map
1811	sub prepare_orig {	2180	sub prepare_orig {
1812	my ($self) = @_;	2181	my ($self) = @_;
1813		2182
1814	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
1815	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1839		2208
1840	sub find;	2209	sub find;
1841	sub find {	2210	sub find {
1842	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
1843		2212
		2213	cf::cede_to_tick;
		2214
1844	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
1845		2216
		2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1846	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
1847		2219
1848	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
1849	my $guard = cf::lock_acquire "map_find:$path";
1850	my $map = new_from_path cf::map $path	2221	my $map = new_from_path cf::map $path
1851	or return;	2222	or return;
1852		2223
1853	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
1854		2225
…		…
1856	or return;	2227	or return;
1857		2228
1858	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2229	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1859	# doing this can freeze the server in a sync job, obviously	2230	# doing this can freeze the server in a sync job, obviously
1860	#$cf::WAIT_FOR_TICK->wait;	2231	#$cf::WAIT_FOR_TICK->wait;
		2232	undef $guard2;
		2233	undef $guard1;
1861	$map->reset;	2234	$map->reset;
1862	undef $guard;
1863	return find $path;	2235	return find $path;
1864	}	2236	}
1865		2237
1866	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
1867	}	2239	}
1868	}	2240	}
1869		2241
1870	sub pre_load { }	2242	sub pre_load { }
1871	sub post_load { }	2243	#sub post_load { } # XS
1872		2244
1873	sub load {	2245	sub load {
1874	my ($self) = @_;	2246	my ($self) = @_;
1875		2247
1876	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
1877		2249
1878	my $path = $self->{path};	2250	my $path = $self->{path};
1879		2251
1880	{	2252	{
1881	my $guard1 = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
1882	my $guard2 = cf::lock_acquire "map_load:$path";
1883		2254
		2255	return unless $self->valid;
1884	return if $self->in_memory != cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
1885
1886	$self->in_memory (cf::MAP_LOADING);
1887		2257
1888	$self->alloc;	2258	$self->alloc;
1889		2259
1890	$self->pre_load;	2260	$self->pre_load;
1891	cf::cede_to_tick;	2261	cf::cede_to_tick;
1892		2262
		2263	if (exists $self->{load_path}) {
1893	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
1894	$f->skip_block;	2265	$f->skip_block;
1895	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
1896	or return;	2267	or return;
1897		2268
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2269	$self->post_load_original
1899	if delete $self->{load_original};	2270	if delete $self->{load_original};
1900		2271
1901	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2273	utf8::encode $uniq;
1903	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
1904	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
1905	$self->clear_unique_items;	2276	$self->clear_unique_items;
1906	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
1907	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
1908	}	2280	}
1909	}	2281	}
1910	}
1911		2282
1912	$f->resolve_delayed_derefs;	2283	$f->resolve_delayed_derefs;
		2284	} else {
		2285	$self->post_load_original
		2286	if delete $self->{load_original};
		2287	}
		2288
		2289	$self->state (cf::MAP_INACTIVE);
1913		2290
1914	cf::cede_to_tick;	2291	cf::cede_to_tick;
1915	# now do the right thing for maps	2292	# now do the right thing for maps
1916	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
1917	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
1921	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
1922	$self->decay_objects;	2299	$self->decay_objects;
1923	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
1924	$self->update_buttons;	2301	$self->update_buttons;
1925	cf::cede_to_tick;	2302	cf::cede_to_tick;
1926	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
1927	cf::cede_to_tick;
1928	$self->activate;
1929	}	2304	}
1930		2305
1931	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
1932	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
1933
1934	$self->in_memory (cf::MAP_IN_MEMORY);
1935	}	2308	}
1936		2309
1937	$self->post_load;	2310	$self->post_load;
1938	}
1939		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
1940	sub customise_for {	2318	sub customise_for {
1941	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
1942		2320
1943	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
1944	if $self->per_player;	2322	if $self->per_player;
…		…
1947	# if $self->per_party;	2325	# if $self->per_party;
1948		2326
1949	$self	2327	$self
1950	}	2328	}
1951		2329
1952	# find and load all maps in the 3x3 area around a map
1953	sub load_neighbours {
1954	my ($map) = @_;
1955
1956	my @neigh; # diagonal neighbours
1957
1958	for (0 .. 3) {
1959	my $neigh = $map->tile_path ($_)
1960	or next;
1961	$neigh = find $neigh, $map
1962	or next;
1963	$neigh->load;
1964
1965	push @neigh,
1966	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1967	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1968	}
1969
1970	for (grep defined $_->[0], @neigh) {
1971	my ($path, $origin) = @$_;
1972	my $neigh = find $path, $origin
1973	or next;
1974	$neigh->load;
1975	}
1976	}
1977
1978	sub find_sync {	2330	sub find_sync {
1979	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
1980		2332
1981	cf::sync_job { find $path, $origin }	2333	# it's a bug to call this from the main context
		2334	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2335	if $Coro::current == $Coro::main;
		2336
		2337	find $path, $origin
1982	}	2338	}
1983		2339
1984	sub do_load_sync {	2340	sub do_load_sync {
1985	my ($map) = @_;	2341	my ($map) = @_;
1986		2342
		2343	# it's a bug to call this from the main context
1987	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1988	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
1989		2346
1990	cf::sync_job { $map->load };	2347	$map->load;
1991	}	2348	}
1992		2349
1993	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
1995		2352
1996	sub find_async {	2353	sub find_async {
1997	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
1998		2355
1999	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2000		2357
2001	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2002	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2359	return $map if !$load || $map->linkable;
2003	}	2360	}
2004		2361
2005	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2006		2363
2007	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
		2365	$Coro::current->{desc} = "map prefetcher";
		2366
2008	while (%MAP_PREFETCH) {	2367	while (%MAP_PREFETCH) {
2009	while (my ($k, $v) = each %MAP_PREFETCH) {	2368	while (my ($k, $v) = each %MAP_PREFETCH) {
2010	if (my $map = find $k) {	2369	if (my $map = find $k) {
2011	$map->load if $v;	2370	$map->load if $v;
2012	}	2371	}
…		…
2019	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2020		2379
2021	()	2380	()
2022	}	2381	}
2023		2382
		2383	# common code, used by both ->save and ->swapout
2024	sub save {	2384	sub _save {
2025	my ($self) = @_;	2385	my ($self) = @_;
2026
2027	my $lock = cf::lock_acquire "map_data:$self->{path}";
2028		2386
2029	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2030		2388
2031	return unless $self->dirty;	2389	return unless $self->dirty;
2032		2390
…		…
2038	return if $self->{deny_save};	2396	return if $self->{deny_save};
2039		2397
2040	local $self->{last_access} = $self->last_access;#d#	2398	local $self->{last_access} = $self->last_access;#d#
2041		2399
2042	cf::async {	2400	cf::async {
		2401	$Coro::current->{desc} = "map player save";
2043	$_->contr->save for $self->players;	2402	$_->contr->save for $self->players;
2044	};	2403	};
		2404
		2405	cf::get_slot 0.02;
2045		2406
2046	if ($uniq) {	2407	if ($uniq) {
2047	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2408	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2048	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2409	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2049	} else {	2410	} else {
2050	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2051	}	2412	}
2052	}	2413	}
2053		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2054	sub swap_out {	2423	sub swap_out {
2055	my ($self) = @_;	2424	my ($self) = @_;
2056		2425
2057	# save first because save cedes
2058	$self->save;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2062	return if $self->players;	2430	return if $self->players;
2063	return if $self->in_memory != cf::MAP_IN_MEMORY;
2064	return if $self->{deny_save};
2065		2431
		2432	# first deactivate the map and "unlink" it from the core
		2433	$self->deactivate;
		2434	$_->clear_links_to ($self) for values %cf::MAP;
		2435	$self->state (cf::MAP_SWAPPED);
		2436
		2437	# then atomically save
		2438	$self->_save;
		2439
		2440	# then free the map
2066	$self->clear;	2441	$self->clear;
2067	$self->in_memory (cf::MAP_SWAPPED);
2068	}	2442	}
2069		2443
2070	sub reset_at {	2444	sub reset_at {
2071	my ($self) = @_;	2445	my ($self) = @_;
2072		2446
…		…
2090		2464
2091	my $lock = cf::lock_acquire "map_data:$self->{path}";	2465	my $lock = cf::lock_acquire "map_data:$self->{path}";
2092		2466
2093	return if $self->players;	2467	return if $self->players;
2094		2468
2095	warn "resetting map ", $self->path;	2469	cf::trace "resetting map ", $self->path, "\n";
2096		2470
2097	$self->in_memory (cf::MAP_SWAPPED);	2471	$self->state (cf::MAP_SWAPPED);
2098		2472
2099	# need to save uniques path	2473	# need to save uniques path
2100	unless ($self->{deny_save}) {	2474	unless ($self->{deny_save}) {
2101	my $uniq = $self->uniq_path; utf8::encode $uniq;	2475	my $uniq = $self->uniq_path; utf8::encode $uniq;
2102		2476
…		…
2104	if $uniq;	2478	if $uniq;
2105	}	2479	}
2106		2480
2107	delete $cf::MAP{$self->path};	2481	delete $cf::MAP{$self->path};
2108		2482
		2483	$self->deactivate;
		2484	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2485	$self->clear;
2110
2111	$_->clear_links_to ($self) for values %cf::MAP;
2112		2486
2113	$self->unlink_save;	2487	$self->unlink_save;
2114	$self->destroy;	2488	$self->destroy;
2115	}	2489	}
2116		2490
…		…
2124		2498
2125	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2126		2500
2127	$self->unlink_save;	2501	$self->unlink_save;
2128		2502
2129	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2130	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2131	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2132	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2133	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2134		2508
…		…
2183		2557
2184	sub unique_maps() {	2558	sub unique_maps() {
2185	[	2559	[
2186	map {	2560	map {
2187	utf8::decode $_;	2561	utf8::decode $_;
2188	/\.map$/	2562	s/\.map$//; # TODO future compatibility hack
		2563	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2564	? ()
2189	? normalise $_	2565	: normalise $_
2190	: ()
2191	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2192	]	2567	]
2193	}	2568	}
2194		2569
2195	package cf;	2570	=item cf::map::static_maps
		2571
		2572	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2573	file in the shared directory excluding F</styles> and F</editor>). May
		2574	block.
		2575
		2576	=cut
		2577
		2578	sub static_maps() {
		2579	my @dirs = "";
		2580	my @maps;
		2581
		2582	while (@dirs) {
		2583	my $dir = shift @dirs;
		2584
		2585	next if $dir eq "/styles" || $dir eq "/editor";
		2586
		2587	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2588	or return;
		2589
		2590	for (@$files) {
		2591	s/\.map$// or next;
		2592	utf8::decode $_;
		2593	push @maps, "$dir/$_";
		2594	}
		2595
		2596	push @dirs, map "$dir/$_", @$dirs;
		2597	}
		2598
		2599	\@maps
		2600	}
2196		2601
2197	=back	2602	=back
2198		2603
2199	=head3 cf::object	2604	=head3 cf::object
2200		2605
…		…
2204		2609
2205	=over 4	2610	=over 4
2206		2611
2207	=item $ob->inv_recursive	2612	=item $ob->inv_recursive
2208		2613
2209	Returns the inventory of the object _and_ their inventories, recursively.	2614	Returns the inventory of the object I<and> their inventories, recursively,
		2615	but I<not> the object itself.
2210		2616
2211	=cut	2617	=cut
2212		2618
2213	sub inv_recursive_;	2619	sub inv_recursive_;
2214	sub inv_recursive_ {	2620	sub inv_recursive_ {
…		…
2219	inv_recursive_ inv $_[0]	2625	inv_recursive_ inv $_[0]
2220	}	2626	}
2221		2627
2222	=item $ref = $ob->ref	2628	=item $ref = $ob->ref
2223		2629
2224	creates and returns a persistent reference to an objetc that can be stored as a string.	2630	Creates and returns a persistent reference to an object that can be stored as a string.
2225		2631
2226	=item $ob = cf::object::deref ($refstring)	2632	=item $ob = cf::object::deref ($refstring)
2227		2633
2228	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2634	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2229	even if the object actually exists. May block.	2635	even if the object actually exists. May block.
…		…
2231	=cut	2637	=cut
2232		2638
2233	sub deref {	2639	sub deref {
2234	my ($ref) = @_;	2640	my ($ref) = @_;
2235		2641
2236	# temporary compatibility#TODO#remove
2237	$ref =~ s{^<}{player/<};
2238
2239	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2642	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2240	my ($uuid, $name) = ($1, $2);	2643	my ($uuid, $name) = ($1, $2);
2241	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2644	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2242	or return;	2645	or return;
2243	$pl->ob->uuid eq $uuid	2646	$pl->ob->uuid eq $uuid
2244	or return;	2647	or return;
…		…
2264	can be C<undef>. Does the right thing when the player is currently in a	2667	can be C<undef>. Does the right thing when the player is currently in a
2265	dialogue with the given NPC character.	2668	dialogue with the given NPC character.
2266		2669
2267	=cut	2670	=cut
2268		2671
		2672	our $SAY_CHANNEL = {
		2673	id => "say",
		2674	title => "Map",
		2675	reply => "say ",
		2676	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2677	};
		2678
		2679	our $CHAT_CHANNEL = {
		2680	id => "chat",
		2681	title => "Chat",
		2682	reply => "chat ",
		2683	tooltip => "Player chat and shouts, global to the server.",
		2684	};
		2685
2269	# rough implementation of a future "reply" method that works	2686	# rough implementation of a future "reply" method that works
2270	# with dialog boxes.	2687	# with dialog boxes.
2271	#TODO: the first argument must go, split into a $npc->reply_to ( method	2688	#TODO: the first argument must go, split into a $npc->reply_to ( method
2272	sub cf::object::player::reply($$$;$) {	2689	sub cf::object::player::reply($$$;$) {
2273	my ($self, $npc, $msg, $flags) = @_;	2690	my ($self, $npc, $msg, $flags) = @_;
…		…
2284	my $dialog = $pl->{npc_dialog};	2701	my $dialog = $pl->{npc_dialog};
2285	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2702	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2286		2703
2287	} else {	2704	} else {
2288	$msg = $npc->name . " says: $msg" if $npc;	2705	$msg = $npc->name . " says: $msg" if $npc;
2289	$self->message ($msg, $flags);	2706	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2290	}	2707	}
2291	}	2708	}
2292	}	2709	}
2293		2710
2294	=item $object->send_msg ($channel, $msg, $color, [extra...])	2711	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2319		2736
2320	=item $player_object->enter_link	2737	=item $player_object->enter_link
2321		2738
2322	Freezes the player and moves him/her to a special map (C<{link}>).	2739	Freezes the player and moves him/her to a special map (C<{link}>).
2323		2740
2324	The player should be reasonably safe there for short amounts of time. You	2741	The player should be reasonably safe there for short amounts of time (e.g.
2325	I<MUST> call C<leave_link> as soon as possible, though.	2742	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2743	though, as the player cannot control the character while it is on the link
		2744	map.
2326		2745
2327	Will never block.	2746	Will never block.
2328		2747
2329	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
2330		2749
…		…
2350	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2351	my ($self) = @_;	2770	my ($self) = @_;
2352		2771
2353	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2354		2773
		2774	++$self->{_link_recursion};
		2775
2355	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2356		2777
2357	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2358	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2359		2780
2360	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2361	}	2782	}
2362		2783
2363	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2364	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2365		2786
…		…
2382	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2383	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2384		2805
2385	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2386	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2387	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2388		2809
2389	$map->load;	2810	$map->load;
2390	$map->load_neighbours;
2391		2811
2392	return unless $self->contr->active;	2812	return unless $self->contr->active;
2393	$self->activate_recursive;
2394		2813
2395	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2396	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2397	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2398		2821
		2822	}
		2823
2399	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2824	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2400		2825
2401	Moves the player to the given map-path and coordinates by first freezing	2826	Moves the player to the given map-path and coordinates by first freezing
2402	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2403	that has to return the map if sucecssful, and then unfreezes the player on	2828	that has to return the map if sucecssful, and then unfreezes the player on
2404	the new (success) or old (failed) map position. In either case, $done will	2829	the new (success) or old (failed) map position. In either case, $done will
2405	be called at the end of this process.	2830	be called at the end of this process.
2406		2831
		2832	Note that $check will be called with a potentially non-loaded map, so if
		2833	it needs a loaded map it has to call C<< ->load >>.
		2834
2407	=cut	2835	=cut
2408		2836
2409	our $GOTOGEN;	2837	our $GOTOGEN;
2410		2838
2411	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2412	my ($self, $path, $x, $y, $check, $done) = @_;	2840	my ($self, $path, $x, $y, $check, $done) = @_;
2413		2841
		2842	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2843	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2844	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2845	($path, $x, $y) = @$EMERGENCY_POSITION;
		2846	}
		2847
2414	# do generation counting so two concurrent goto's will be executed in-order	2848	# do generation counting so two concurrent goto's will be executed in-order
2415	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2416		2850
2417	$self->enter_link;	2851	$self->enter_link;
2418		2852
2419	(async {	2853	(async {
		2854	$Coro::current->{desc} = "player::goto $path $x $y";
		2855
		2856	# *tag paths override both path and x|y
		2857	if ($path =~ /^\*(.*)$/) {
		2858	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2859	my $ob = $obs[rand @obs];
		2860
		2861	# see if we actually can go there
		2862	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2863	$ob = $obs[rand @obs];
		2864	} else {
		2865	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2866	}
		2867	# else put us there anyways for now #d#
		2868
		2869	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2870	} else {
		2871	($path, $x, $y) = (undef, undef, undef);
		2872	}
		2873	}
		2874
2420	my $map = eval {	2875	my $map = eval {
2421	my $map = cf::map::find $path;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2422		2877
2423	if ($map) {	2878	if ($map) {
2424	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2425	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2426	} else {	2881	} else {
2427	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2428	}	2883	}
2429		2884
2430	$map	2885	$map
2431	};	2886	};
2432		2887
…		…
2438	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2439	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2440	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2441	}	2896	}
2442		2897
2443	$done->() if $done;	2898	$done->($self) if $done;
2444	})->prio (1);	2899	})->prio (1);
2445	}	2900	}
2446		2901
2447	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2448		2903
…		…
2468	}	2923	}
2469		2924
2470	sub prepare_random_map {	2925	sub prepare_random_map {
2471	my ($exit) = @_;	2926	my ($exit) = @_;
2472		2927
2473	my $guard = cf::lock_acquire "exit_prepare:$exit";
2474
2475	# all this does is basically replace the /! path by	2928	# all this does is basically replace the /! path by
2476	# a new random map path (?random/...) with a seed	2929	# a new random map path (?random/...) with a seed
2477	# that depends on the exit object	2930	# that depends on the exit object
2478		2931
2479	my $rmp = parse_random_map_params $exit->msg;	2932	my $rmp = parse_random_map_params $exit->msg;
…		…
2481	if ($exit->map) {	2934	if ($exit->map) {
2482	$rmp->{region} = $exit->region->name;	2935	$rmp->{region} = $exit->region->name;
2483	$rmp->{origin_map} = $exit->map->path;	2936	$rmp->{origin_map} = $exit->map->path;
2484	$rmp->{origin_x} = $exit->x;	2937	$rmp->{origin_x} = $exit->x;
2485	$rmp->{origin_y} = $exit->y;	2938	$rmp->{origin_y} = $exit->y;
		2939
		2940	$exit->map->touch;
2486	}	2941	}
2487		2942
2488	$rmp->{random_seed} ||= $exit->random_seed;	2943	$rmp->{random_seed} ||= $exit->random_seed;
2489		2944
2490	my $data = cf::to_json $rmp;	2945	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2491	my $md5 = Digest::MD5::md5_hex $data;	2946	my $md5 = Digest::MD5::md5_hex $data;
2492	my $meta = "$RANDOMDIR/$md5.meta";	2947	my $meta = "$RANDOMDIR/$md5.meta";
2493		2948
2494	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2949	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2495	aio_write $fh, 0, (length $data), $data, 0;	2950	aio_write $fh, 0, (length $data), $data, 0;
2496	undef $fh;	2951	undef $fh;
2497	aio_rename "$meta~", $meta;	2952	aio_rename "$meta~", $meta;
2498		2953
		2954	my $slaying = "?random/$md5";
		2955
		2956	if ($exit->valid) {
2499	$exit->slaying ("?random/$md5");	2957	$exit->slaying ("?random/$md5");
2500	$exit->msg (undef);	2958	$exit->msg (undef);
		2959	}
2501	}	2960	}
2502	}	2961	}
2503		2962
2504	sub cf::object::player::enter_exit {	2963	sub cf::object::player::enter_exit {
2505	my ($self, $exit) = @_;	2964	my ($self, $exit) = @_;
2506		2965
2507	return unless $self->type == cf::PLAYER;	2966	return unless $self->type == cf::PLAYER;
2508		2967
2509	if ($exit->slaying eq "/!") {
2510	#TODO: this should de-fi-ni-te-ly not be a sync-job
2511	# the problem is that $exit might not survive long enough
2512	# so it needs to be done right now, right here
2513	cf::sync_job { prepare_random_map $exit };
2514	}
2515
2516	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2517	my $hp = $exit->stats->hp;
2518	my $sp = $exit->stats->sp;
2519
2520	$self->enter_link;	2968	$self->enter_link;
2521		2969
2522	# if exit is damned, update players death & WoR home-position
2523	$self->contr->savebed ($slaying, $hp, $sp)
2524	if $exit->flag (FLAG_DAMNED);
2525
2526	(async {	2970	(async {
2527	$self->deactivate_recursive; # just to be sure	2971	$Coro::current->{desc} = "enter_exit";
		2972
2528	unless (eval {	2973	unless (eval {
		2974	$self->deactivate_recursive; # just to be sure
		2975
		2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2977	my $x = $exit->stats->hp;
		2978	my $y = $exit->stats->sp;
		2979
		2980	# special map handling
		2981	my $slaying = $exit->slaying;
		2982
		2983	# special map handling
		2984	if ($slaying eq "/!") {
		2985	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2986
		2987	prepare_random_map $exit
		2988	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2989
		2990	$map = $exit->slaying;
		2991
		2992	} elsif ($slaying eq '!up') {
		2993	$map = $exit->map->tile_path (cf::TILE_UP);
		2994	$x = $exit->x;
		2995	$y = $exit->y;
		2996
		2997	} elsif ($slaying eq '!down') {
		2998	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2999	$x = $exit->x;
		3000	$y = $exit->y;
		3001	}
		3002
2529	$self->goto ($slaying, $hp, $sp);	3003	$self->goto ($map, $x, $y);
2530		3004
		3005	# if exit is damned, update players death & WoR home-position
		3006	$self->contr->savebed ($map, $x, $y)
		3007	if $exit->flag (cf::FLAG_DAMNED);
		3008
2531	1;	3009	1
2532	}) {	3010	}) {
2533	$self->message ("Something went wrong deep within the crossfire server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2534	. "I'll try to bring you back to the map you were before. "	3012	. "I'll try to bring you back to the map you were before. "
2535	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2536	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2537		3015
2538	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2539	$self->leave_link;	3017	$self->leave_link;
2540	}	3018	}
2541	})->prio (1);	3019	})->prio (1);
2542	}	3020	}
2543		3021
…		…
2555	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2556	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2557		3035
2558	utf8::encode $text;	3036	utf8::encode $text;
2559	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3037	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3038	}
		3039
		3040	=item $client->send_big_packet ($pkt)
		3041
		3042	Like C<send_packet>, but tries to compress large packets, and fragments
		3043	them as required.
		3044
		3045	=cut
		3046
		3047	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3048
		3049	sub cf::client::send_big_packet {
		3050	my ($self, $pkt) = @_;
		3051
		3052	# try lzf for large packets
		3053	$pkt = "lzf " . Compress::LZF::compress $pkt
		3054	if 1024 <= length $pkt and $self->{can_lzf};
		3055
		3056	# split very large packets
		3057	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3058	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3059	$pkt = "frag";
		3060	}
		3061
		3062	$self->send_packet ($pkt);
2560	}	3063	}
2561		3064
2562	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2563		3066
2564	Send a drawinfo or msg packet to the client, formatting the msg for the	3067	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2566	the message, with C<log> being the default. If C<$color> is negative, suppress	3069	the message, with C<log> being the default. If C<$color> is negative, suppress
2567	the message unless the client supports the msg packet.	3070	the message unless the client supports the msg packet.
2568		3071
2569	=cut	3072	=cut
2570		3073
		3074	# non-persistent channels (usually the info channel)
2571	our %CHANNEL = (	3075	our %CHANNEL = (
		3076	"c/motd" => {
		3077	id => "infobox",
		3078	title => "MOTD",
		3079	reply => undef,
		3080	tooltip => "The message of the day",
		3081	},
2572	"c/identify" => {	3082	"c/identify" => {
2573	id => "identify",	3083	id => "infobox",
2574	title => "Identify",	3084	title => "Identify",
2575	reply => undef,	3085	reply => undef,
2576	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
2577	},	3087	},
2578	"c/examine" => {	3088	"c/examine" => {
2579	id => "examine",	3089	id => "infobox",
2580	title => "Examine",	3090	title => "Examine",
2581	reply => undef,	3091	reply => undef,
2582	tooltip => "Signs and other items you examined",	3092	tooltip => "Signs and other items you examined",
2583	},	3093	},
		3094	"c/shopinfo" => {
		3095	id => "infobox",
		3096	title => "Shop Info",
		3097	reply => undef,
		3098	tooltip => "What your bargaining skill tells you about the shop",
		3099	},
		3100	"c/book" => {
		3101	id => "infobox",
		3102	title => "Book",
		3103	reply => undef,
		3104	tooltip => "The contents of a note or book",
		3105	},
		3106	"c/lookat" => {
		3107	id => "infobox",
		3108	title => "Look",
		3109	reply => undef,
		3110	tooltip => "What you saw there",
		3111	},
		3112	"c/who" => {
		3113	id => "infobox",
		3114	title => "Players",
		3115	reply => undef,
		3116	tooltip => "Shows players who are currently online",
		3117	},
		3118	"c/body" => {
		3119	id => "infobox",
		3120	title => "Body Parts",
		3121	reply => undef,
		3122	tooltip => "Shows which body parts you posess and are available",
		3123	},
		3124	"c/statistics" => {
		3125	id => "infobox",
		3126	title => "Statistics",
		3127	reply => undef,
		3128	tooltip => "Shows your primary statistics",
		3129	},
		3130	"c/skills" => {
		3131	id => "infobox",
		3132	title => "Skills",
		3133	reply => undef,
		3134	tooltip => "Shows your experience per skill and item power",
		3135	},
		3136	"c/shopitems" => {
		3137	id => "infobox",
		3138	title => "Shop Items",
		3139	reply => undef,
		3140	tooltip => "Shows the items currently for sale in this shop",
		3141	},
		3142	"c/resistances" => {
		3143	id => "infobox",
		3144	title => "Resistances",
		3145	reply => undef,
		3146	tooltip => "Shows your resistances",
		3147	},
		3148	"c/pets" => {
		3149	id => "infobox",
		3150	title => "Pets",
		3151	reply => undef,
		3152	tooltip => "Shows information abotu your pets/a specific pet",
		3153	},
		3154	"c/perceiveself" => {
		3155	id => "infobox",
		3156	title => "Perceive Self",
		3157	reply => undef,
		3158	tooltip => "You gained detailed knowledge about yourself",
		3159	},
		3160	"c/uptime" => {
		3161	id => "infobox",
		3162	title => "Uptime",
		3163	reply => undef,
		3164	tooltip => "How long the server has been running since last restart",
		3165	},
		3166	"c/mapinfo" => {
		3167	id => "infobox",
		3168	title => "Map Info",
		3169	reply => undef,
		3170	tooltip => "Information related to the maps",
		3171	},
		3172	"c/party" => {
		3173	id => "party",
		3174	title => "Party",
		3175	reply => "gsay ",
		3176	tooltip => "Messages and chat related to your party",
		3177	},
		3178	"c/death" => {
		3179	id => "death",
		3180	title => "Death",
		3181	reply => undef,
		3182	tooltip => "Reason for and more info about your most recent death",
		3183	},
		3184	"c/say" => $SAY_CHANNEL,
		3185	"c/chat" => $CHAT_CHANNEL,
2584	);	3186	);
2585		3187
2586	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2587	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2588		3190
2589	$msg = $self->pl->expand_cfpod ($msg);	3191	$msg = $self->pl->expand_cfpod ($msg)
		3192	unless $color & cf::NDI_VERBATIM;
2590		3193
2591	$color &= cf::NDI_CLIENT_MASK; # just in case...	3194	$color &= cf::NDI_CLIENT_MASK; # just in case...
2592		3195
2593	# check predefined channels, for the benefit of C	3196	# check predefined channels, for the benefit of C
2594	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3197	if ($CHANNEL{$channel}) {
		3198	$channel = $CHANNEL{$channel};
2595		3199
		3200	$self->ext_msg (channel_info => $channel);
		3201	$channel = $channel->{id};
		3202
2596	if (ref $channel) {	3203	} elsif (ref $channel) {
2597	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2598	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2599	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2600	$self->ext_msg (channel_info => $channel)	3207	$self->ext_msg (channel_info => $channel);
2601	if $self->can_msg;
2602	}	3208	}
2603		3209
2604	$channel = $channel->{id};	3210	$channel = $channel->{id};
2605	}	3211	}
2606		3212
2607	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2608		3214
2609	if ($self->can_msg) {
2610	# default colour, mask it out	3215	# default colour, mask it out
2611	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2612	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2613		3218
2614	$self->send_packet ("msg " . $self->{json_coder}->encode (	3219	my $pkt = "msg "
		3220	. $self->{json_coder}->encode (
2615	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2616	} else {	3222	);
2617	if ($color >= 0) {
2618	# replace some tags by gcfclient-compatible ones
2619	for ($msg) {
2620	1 while
2621	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2622	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2623	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2624	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2625	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2626	}
2627		3223
2628	$color &= cf::NDI_COLOR_MASK;	3224	$self->send_big_packet ($pkt);
2629
2630	utf8::encode $msg;
2631
2632	if (0 && $msg =~ /\[/) {
2633	# COMMAND/INFO
2634	$self->send_packet ("drawextinfo $color 10 8 $msg")
2635	} else {
2636	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2637	$self->send_packet ("drawinfo $color $msg")
2638	}
2639	}
2640	}
2641	}	3225	}
2642		3226
2643	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2644		3228
2645	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2648		3232
2649	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2650	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2651		3235
2652	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2653	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2654	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2655	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2656	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2657	}	3241	}
2658	}	3242	}
2659		3243
2660	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2661		3245
…		…
2664	=cut	3248	=cut
2665		3249
2666	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2667	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2668		3252
2669	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2670	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2671	} elsif ($self->extcmd == 1) {
2672	#TODO: version 1, remove
2673	unshift @msg, msgtype => "reply", msgid => $id;
2674	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2675	}
2676	}	3256	}
2677		3257
2678	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2679		3259
2680	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
2735	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
2736		3316
2737	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2738		3318
2739	if (ref $msg) {	3319	if (ref $msg) {
2740	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2741	"ARRAY" eq ref $msg
2742	? @$msg
2743	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2744		3321
2745	my @reply;	3322	my @reply;
2746		3323
2747	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
2748	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
2750		3327
2751	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
2752	if $reply;	3329	if $reply;
2753		3330
2754	} else {	3331	} else {
2755	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3332	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2756	}	3333	}
2757		3334
2758	cf::override;	3335	cf::override;
2759	},	3336	},
2760	);	3337	);
…		…
2780		3357
2781	$coro	3358	$coro
2782	}	3359	}
2783		3360
2784	cf::client->attach (	3361	cf::client->attach (
2785	on_destroy => sub {	3362	on_client_destroy => sub {
2786	my ($ns) = @_;	3363	my ($ns) = @_;
2787		3364
2788	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2789	},	3366	},
2790	);	3367	);
…		…
2806	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
2807		3384
2808	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
2809		3386
2810	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
2811	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
2812	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
2813	sort time	3390	sort time
2814	));	3391	));
2815		3392
2816	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
2818	=pod	3395	=pod
2819		3396
2820	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
2821		3398
2822	cf::object	3399	cf::object
2823	contr pay_amount pay_player map x y force_find force_add	3400	contr pay_amount pay_player map x y force_find force_add destroy
2824	insert remove name archname title slaying race decrease_ob_nr	3401	insert remove name archname title slaying race decrease split
		3402	value
2825		3403
2826	cf::object::player	3404	cf::object::player
2827	player	3405	player
2828		3406
2829	cf::player	3407	cf::player
…		…
2834		3412
2835	=cut	3413	=cut
2836		3414
2837	for (	3415	for (
2838	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2839	insert remove inv name archname title slaying race	3417	insert remove inv nrof name archname title slaying race
2840	decrease_ob_nr)],	3418	decrease split destroy change_exp value msg lore send_msg)],
2841	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
2842	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
2843	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
2844	) {	3422	) {
2845	no strict 'refs';
2846	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
2847	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2848	for @funs;	3425	for @funs;
2849	}	3426	}
2850		3427
…		…
2865		3442
2866	my $qcode = $code;	3443	my $qcode = $code;
2867	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2868	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
2869		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
2870	local $_;	3450	local $_;
2871	local @safe::cf::_safe_eval_args = values %vars;
2872		3451
2873	my $eval =	3452	my $eval =
2874	"do {\n"	3453	"do {\n"
2875	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2876	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
2877	. $code	3456	. $code
2878	. "\n}"	3457	. "\n}"
2879	;	3458	;
2880		3459
		3460	if ($CFG{safe_eval}) {
2881	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
2882	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2883	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
2884		3469
2885	if ($@) {	3470	if ($@) {
2886	warn "$@";	3471	warn "$@",
2887	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
2888	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
2889	}	3474	}
2890		3475
2891	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
2892	}	3477	}
2893		3478
…		…
2907	=cut	3492	=cut
2908		3493
2909	sub register_script_function {	3494	sub register_script_function {
2910	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
2911		3496
2912	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
2913	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
2914	}	3499	}
2915		3500
2916	=back	3501	=back
2917		3502
2918	=cut	3503	=cut
2919		3504
2920	#############################################################################	3505	#############################################################################
2921	# the server's init and main functions	3506	# the server's init and main functions
		3507
		3508	our %FACEHASH; # hash => idx, #d# HACK for http server
2922		3509
2923	sub load_facedata($) {	3510	sub load_facedata($) {
2924	my ($path) = @_;	3511	my ($path) = @_;
2925		3512
2926	# HACK to clear player env face cache, we need some signal framework	3513	# HACK to clear player env face cache, we need some signal framework
2927	# for this (global event?)	3514	# for this (global event?)
2928	%ext::player_env::MUSIC_FACE_CACHE = ();	3515	%ext::player_env::MUSIC_FACE_CACHE = ();
2929		3516
2930	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2931		3518
2932	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
2933		3520
2934	my $facedata;	3521	my $facedata = decode_storable load_file $path;
2935	0 < aio_load $path, $facedata
2936	or die "$path: $!";
2937
2938	$facedata = Coro::Storable::thaw $facedata;
2939		3522
2940	$facedata->{version} == 2	3523	$facedata->{version} == 2
2941	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
2942		3525
2943	# patch in the exptable	3526	# patch in the exptable
		3527	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2944	$facedata->{resource}{"res/exp_table"} = {	3528	$facedata->{resource}{"res/exp_table"} = {
2945	type => FT_RSRC,	3529	type => FT_RSRC,
2946	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3530	data => $exp_table,
		3531	hash => (Digest::MD5::md5 $exp_table),
2947	};	3532	};
2948	cf::cede_to_tick;	3533	cf::cede_to_tick;
2949		3534
2950	{	3535	{
2951	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
2952		3537
2953	while (my ($face, $info) = each %$faces) {	3538	for my $face (sort keys %$faces) {
		3539	my $info = $faces->{$face};
2954	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3540	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3541
2955	cf::face::set_visibility $idx, $info->{visibility};	3542	cf::face::set_visibility $idx, $info->{visibility};
2956	cf::face::set_magicmap $idx, $info->{magicmap};	3543	cf::face::set_magicmap $idx, $info->{magicmap};
2957	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3544	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2958	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3545	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3546	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3547	$FACEHASH{$info->{hash64}} = $idx;#d#
2959		3548
2960	cf::cede_to_tick;	3549	cf::cede_to_tick;
2961	}	3550	}
2962		3551
2963	while (my ($face, $info) = each %$faces) {	3552	while (my ($face, $info) = each %$faces) {
2964	next unless $info->{smooth};	3553	next unless $info->{smooth};
		3554
2965	my $idx = cf::face::find $face	3555	my $idx = cf::face::find $face
2966	or next;	3556	or next;
		3557
2967	if (my $smooth = cf::face::find $info->{smooth}) {	3558	if (my $smooth = cf::face::find $info->{smooth}) {
2968	cf::face::set_smooth $idx, $smooth;	3559	cf::face::set_smooth $idx, $smooth;
2969	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3560	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2970	} else {	3561	} else {
2971	warn "smooth face '$info->{smooth}' not found for face '$face'";	3562	error "smooth face '$info->{smooth}' not found for face '$face'";
2972	}	3563	}
2973		3564
2974	cf::cede_to_tick;	3565	cf::cede_to_tick;
2975	}	3566	}
2976	}	3567	}
…		…
2985		3576
2986	cf::anim::invalidate_all; # d'oh	3577	cf::anim::invalidate_all; # d'oh
2987	}	3578	}
2988		3579
2989	{	3580	{
2990	# TODO: for gcfclient pleasure, we should give resources
2991	# that gcfclient doesn't grok a >10000 face index.
2992	my $res = $facedata->{resource};	3581	my $res = $facedata->{resource};
2993		3582
2994	my $soundconf = delete $res->{"res/sound.conf"};
2995
2996	while (my ($name, $info) = each %$res) {	3583	while (my ($name, $info) = each %$res) {
		3584	if (defined (my $type = $info->{type})) {
		3585	# TODO: different hash - must free and use new index, or cache ixface data queue
2997	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3586	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2998	my $data;
2999		3587
3000	if ($info->{type} & 1) {	3588	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3001	# prepend meta info	3589	cf::face::set_type $idx, $type;
3002		3590	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3003	my $meta = $enc->encode ({	3591	$FACEHASH{$info->{hash}} = $idx;#d#
3004	name => $name,
3005	%{ $info->{meta} || {} },
3006	});
3007
3008	$data = pack "(w/a*)*", $meta, $info->{data};
3009	} else {	3592	} else {
3010	$data = $info->{data};	3593	# $RESOURCE{$name} = $info; # unused
3011	}	3594	}
3012		3595
3013	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3014	cf::face::set_type $idx, $info->{type};
3015
3016	cf::cede_to_tick;	3596	cf::cede_to_tick;
3017	}	3597	}
3018
3019	if ($soundconf) {
3020	$soundconf = $enc->decode (delete $soundconf->{data});
3021
3022	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3023	my $sound = $soundconf->{compat}[$_]
3024	or next;
3025
3026	my $face = cf::face::find "sound/$sound->[1]";
3027	cf::sound::set $sound->[0] => $face;
3028	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3029	}
3030
3031	while (my ($k, $v) = each %{$soundconf->{event}}) {
3032	my $face = cf::face::find "sound/$v";
3033	cf::sound::set $k => $face;
3034	}
3035	}
3036	}	3598	}
		3599
		3600	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3037		3601
3038	1	3602	1
3039	}	3603	}
3040		3604
3041	register_exticmd fx_want => sub {	3605	register_exticmd fx_want => sub {
…		…
3043		3607
3044	while (my ($k, $v) = each %$want) {	3608	while (my ($k, $v) = each %$want) {
3045	$ns->fx_want ($k, $v);	3609	$ns->fx_want ($k, $v);
3046	}	3610	}
3047	};	3611	};
		3612
		3613	sub load_resource_file($) {
		3614	my $guard = lock_acquire "load_resource_file";
		3615
		3616	my $status = load_resource_file_ $_[0];
		3617	get_slot 0.1, 100;
		3618	cf::arch::commit_load;
		3619
		3620	$status
		3621	}
3048		3622
3049	sub reload_regions {	3623	sub reload_regions {
3050	# HACK to clear player env face cache, we need some signal framework	3624	# HACK to clear player env face cache, we need some signal framework
3051	# for this (global event?)	3625	# for this (global event?)
3052	%ext::player_env::MUSIC_FACE_CACHE = ();	3626	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3066	}	3640	}
3067		3641
3068	sub reload_archetypes {	3642	sub reload_archetypes {
3069	load_resource_file "$DATADIR/archetypes"	3643	load_resource_file "$DATADIR/archetypes"
3070	or die "unable to load archetypes\n";	3644	or die "unable to load archetypes\n";
3071	#d# NEED to laod twice to resolve forward references
3072	# this really needs to be done in an extra post-pass
3073	# (which needs to be synchronous, so solve it differently)
3074	load_resource_file "$DATADIR/archetypes"
3075	or die "unable to load archetypes\n";
3076	}	3645	}
3077		3646
3078	sub reload_treasures {	3647	sub reload_treasures {
3079	load_resource_file "$DATADIR/treasures"	3648	load_resource_file "$DATADIR/treasures"
3080	or die "unable to load treasurelists\n";	3649	or die "unable to load treasurelists\n";
3081	}	3650	}
3082		3651
		3652	sub reload_sound {
		3653	trace "loading sound config from $DATADIR/sound\n";
		3654
		3655	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3656
		3657	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3658	my $sound = $soundconf->{compat}[$_]
		3659	or next;
		3660
		3661	my $face = cf::face::find "sound/$sound->[1]";
		3662	cf::sound::set $sound->[0] => $face;
		3663	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3664	}
		3665
		3666	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3667	my $face = cf::face::find "sound/$v";
		3668	cf::sound::set $k => $face;
		3669	}
		3670	}
		3671
3083	sub reload_resources {	3672	sub reload_resources {
3084	warn "reloading resource files...\n";	3673	trace "reloading resource files...\n";
3085		3674
		3675	reload_exp_table;
		3676	reload_materials;
		3677	reload_facedata;
		3678	reload_sound;
		3679	reload_archetypes;
3086	reload_regions;	3680	reload_regions;
3087	reload_facedata;
3088	#reload_archetypes;#d#
3089	reload_archetypes;
3090	reload_treasures;	3681	reload_treasures;
3091		3682
3092	warn "finished reloading resource files\n";	3683	trace "finished reloading resource files\n";
3093	}
3094
3095	sub init {
3096	reload_resources;
3097	}	3684	}
3098		3685
3099	sub reload_config {	3686	sub reload_config {
3100	open my $fh, "<:utf8", "$CONFDIR/config"	3687	trace "reloading config file...\n";
3101	or return;
3102		3688
3103	local $/;	3689	my $config = load_file "$CONFDIR/config";
3104	*CFG = YAML::Syck::Load <$fh>;	3690	utf8::decode $config;
		3691	*CFG = decode_yaml $config;
3105		3692
3106	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3693	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3107		3694
3108	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3695	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3109	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3696	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3110		3697
3111	if (exists $CFG{mlockall}) {	3698	if (exists $CFG{mlockall}) {
…		…
3115	};	3702	};
3116	warn $@ if $@;	3703	warn $@ if $@;
3117	}	3704	}
3118	}	3705	}
3119		3706
		3707	sub pidfile() {
		3708	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3709	or die "$PIDFILE: $!";
		3710	flock $fh, &Fcntl::LOCK_EX
		3711	or die "$PIDFILE: flock: $!";
		3712	$fh
		3713	}
		3714
		3715	# make sure only one server instance is running at any one time
		3716	sub atomic {
		3717	my $fh = pidfile;
		3718
		3719	my $pid = <$fh>;
		3720	kill 9, $pid if $pid > 0;
		3721
		3722	seek $fh, 0, 0;
		3723	print $fh $$;
		3724	}
		3725
		3726	sub main_loop {
		3727	trace "EV::loop starting\n";
		3728	if (1) {
		3729	EV::loop;
		3730	}
		3731	trace "EV::loop returned\n";
		3732	goto &main_loop unless $REALLY_UNLOOP;
		3733	}
		3734
3120	sub main {	3735	sub main {
		3736	cf::init_globals; # initialise logging
		3737
		3738	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3739	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3740	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3741	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3742
		3743	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3744
3121	# we must not ever block the main coroutine	3745	# we must not ever block the main coroutine
3122	local $Coro::idle = sub {	3746	local $Coro::idle = sub {
3123	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3747	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3124	(async {	3748	(async {
3125	Event::one_event;	3749	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3750	EV::loop EV::LOOP_ONESHOT;
3126	})->prio (Coro::PRIO_MAX);	3751	})->prio (Coro::PRIO_MAX);
3127	};	3752	};
3128		3753
		3754	evthread_start IO::AIO::poll_fileno;
		3755
		3756	cf::sync_job {
		3757	cf::incloader::init ();
		3758
		3759	cf::init_anim;
		3760	cf::init_attackmess;
		3761	cf::init_dynamic;
		3762
		3763	cf::load_settings;
		3764
		3765	reload_resources;
3129	reload_config;	3766	reload_config;
3130	db_init;	3767	db_init;
		3768
		3769	cf::init_uuid;
		3770	cf::init_signals;
		3771	cf::init_skills;
		3772
		3773	cf::init_beforeplay;
		3774
		3775	atomic;
		3776
3131	load_extensions;	3777	load_extensions;
3132		3778
3133	$TICK_WATCHER->start;	3779	utime time, time, $RUNTIMEFILE;
3134	Event::loop;	3780
		3781	# no (long-running) fork's whatsoever before this point(!)
		3782	use POSIX ();
		3783	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3784
		3785	cf::_post_init 0;
		3786	};
		3787
		3788	cf::object::thawer::errors_are_fatal 0;
		3789	info "parse errors in files are no longer fatal from this point on.\n";
		3790
		3791	AE::postpone {
		3792	undef &main; # free gobs of memory :)
		3793	};
		3794
		3795	goto &main_loop;
3135	}	3796	}
3136		3797
3137	#############################################################################	3798	#############################################################################
3138	# initialisation and cleanup	3799	# initialisation and cleanup
3139		3800
3140	# install some emergency cleanup handlers	3801	# install some emergency cleanup handlers
3141	BEGIN {	3802	BEGIN {
		3803	our %SIGWATCHER = ();
3142	for my $signal (qw(INT HUP TERM)) {	3804	for my $signal (qw(INT HUP TERM)) {
3143	Event->signal (	3805	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3144	reentrant => 0,
3145	data => WF_AUTOCANCEL,
3146	signal => $signal,
3147	prio => 0,
3148	cb => sub {
3149	cf::cleanup "SIG$signal";	3806	cf::cleanup "SIG$signal";
3150	},
3151	);	3807	};
3152	}	3808	}
3153	}	3809	}
3154		3810
3155	sub write_runtime {	3811	sub write_runtime_sync {
3156	my $runtime = "$LOCALDIR/runtime";	3812	my $t0 = AE::time;
3157		3813
3158	# first touch the runtime file to show we are still running:	3814	# first touch the runtime file to show we are still running:
3159	# the fsync below can take a very very long time.	3815	# the fsync below can take a very very long time.
3160		3816
3161	IO::AIO::aio_utime $runtime, undef, undef;	3817	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3162		3818
3163	my $guard = cf::lock_acquire "write_runtime";	3819	my $guard = cf::lock_acquire "write_runtime";
3164		3820
3165	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3821	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3166	or return;	3822	or return;
3167		3823
3168	my $value = $cf::RUNTIME + 90 + 10;	3824	my $value = $cf::RUNTIME + 90 + 10;
3169	# 10 is the runtime save interval, for a monotonic clock	3825	# 10 is the runtime save interval, for a monotonic clock
3170	# 60 allows for the watchdog to kill the server.	3826	# 60 allows for the watchdog to kill the server.
…		…
3180	aio_utime $fh, undef, undef;	3836	aio_utime $fh, undef, undef;
3181		3837
3182	close $fh	3838	close $fh
3183	or return;	3839	or return;
3184		3840
3185	aio_rename "$runtime~", $runtime	3841	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3186	and return;	3842	and return;
3187		3843
3188	warn "runtime file written.\n";	3844	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3189		3845
3190	1	3846	1
		3847	}
		3848
		3849	our $uuid_lock;
		3850	our $uuid_skip;
		3851
		3852	sub write_uuid_sync($) {
		3853	$uuid_skip ||= $_[0];
		3854
		3855	return if $uuid_lock;
		3856	local $uuid_lock = 1;
		3857
		3858	my $uuid = "$LOCALDIR/uuid";
		3859
		3860	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3861	or return;
		3862
		3863	my $value = uuid_seq uuid_cur;
		3864
		3865	unless ($value) {
		3866	info "cowardly refusing to write zero uuid value!\n";
		3867	return;
		3868	}
		3869
		3870	my $value = uuid_str $value + $uuid_skip;
		3871	$uuid_skip = 0;
		3872
		3873	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3874	and return;
		3875
		3876	# always fsync - this file is important
		3877	aio_fsync $fh
		3878	and return;
		3879
		3880	close $fh
		3881	or return;
		3882
		3883	aio_rename "$uuid~", $uuid
		3884	and return;
		3885
		3886	trace "uuid file written ($value).\n";
		3887
		3888	1
		3889
		3890	}
		3891
		3892	sub write_uuid($$) {
		3893	my ($skip, $sync) = @_;
		3894
		3895	$sync ? write_uuid_sync $skip
		3896	: async { write_uuid_sync $skip };
3191	}	3897	}
3192		3898
3193	sub emergency_save() {	3899	sub emergency_save() {
3194	my $freeze_guard = cf::freeze_mainloop;	3900	my $freeze_guard = cf::freeze_mainloop;
3195		3901
3196	warn "enter emergency perl save\n";	3902	info "emergency_perl_save: enter\n";
		3903
		3904	# this is a trade-off: we want to be very quick here, so
		3905	# save all maps without fsync, and later call a global sync
		3906	# (which in turn might be very very slow)
		3907	local $USE_FSYNC = 0;
3197		3908
3198	cf::sync_job {	3909	cf::sync_job {
		3910	cf::write_runtime_sync; # external watchdog should not bark
		3911
3199	# use a peculiar iteration method to avoid tripping on perl	3912	# use a peculiar iteration method to avoid tripping on perl
3200	# refcount bugs in for. also avoids problems with players	3913	# refcount bugs in for. also avoids problems with players
3201	# and maps saved/destroyed asynchronously.	3914	# and maps saved/destroyed asynchronously.
3202	warn "begin emergency player save\n";	3915	info "emergency_perl_save: begin player save\n";
3203	for my $login (keys %cf::PLAYER) {	3916	for my $login (keys %cf::PLAYER) {
3204	my $pl = $cf::PLAYER{$login} or next;	3917	my $pl = $cf::PLAYER{$login} or next;
3205	$pl->valid or next;	3918	$pl->valid or next;
		3919	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3206	$pl->save;	3920	$pl->save;
3207	}	3921	}
3208	warn "end emergency player save\n";	3922	info "emergency_perl_save: end player save\n";
3209		3923
3210	warn "begin emergency map save\n";	3924	cf::write_runtime_sync; # external watchdog should not bark
		3925
		3926	info "emergency_perl_save: begin map save\n";
3211	for my $path (keys %cf::MAP) {	3927	for my $path (keys %cf::MAP) {
3212	my $map = $cf::MAP{$path} or next;	3928	my $map = $cf::MAP{$path} or next;
3213	$map->valid or next;	3929	$map->valid or next;
3214	$map->save;	3930	$map->save;
3215	}	3931	}
3216	warn "end emergency map save\n";	3932	info "emergency_perl_save: end map save\n";
3217		3933
3218	warn "begin emergency database checkpoint\n";	3934	cf::write_runtime_sync; # external watchdog should not bark
		3935
		3936	info "emergency_perl_save: begin database checkpoint\n";
3219	BDB::db_env_txn_checkpoint $DB_ENV;	3937	BDB::db_env_txn_checkpoint $DB_ENV;
3220	warn "end emergency database checkpoint\n";	3938	info "emergency_perl_save: end database checkpoint\n";
		3939
		3940	info "emergency_perl_save: begin write uuid\n";
		3941	write_uuid_sync 1;
		3942	info "emergency_perl_save: end write uuid\n";
		3943
		3944	cf::write_runtime_sync; # external watchdog should not bark
		3945
		3946	trace "emergency_perl_save: syncing database to disk";
		3947	BDB::db_env_txn_checkpoint $DB_ENV;
		3948
		3949	info "emergency_perl_save: starting sync\n";
		3950	IO::AIO::aio_sync sub {
		3951	info "emergency_perl_save: finished sync\n";
		3952	};
		3953
		3954	cf::write_runtime_sync; # external watchdog should not bark
		3955
		3956	trace "emergency_perl_save: flushing outstanding aio requests";
		3957	while (IO::AIO::nreqs || BDB::nreqs) {
		3958	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3959	}
		3960
		3961	cf::write_runtime_sync; # external watchdog should not bark
3221	};	3962	};
3222		3963
3223	warn "leave emergency perl save\n";	3964	info "emergency_perl_save: leave\n";
3224	}	3965	}
3225		3966
3226	sub post_cleanup {	3967	sub post_cleanup {
3227	my ($make_core) = @_;	3968	my ($make_core) = @_;
3228		3969
		3970	IO::AIO::flush;
		3971
3229	warn Carp::longmess "post_cleanup backtrace"	3972	error Carp::longmess "post_cleanup backtrace"
3230	if $make_core;	3973	if $make_core;
		3974
		3975	my $fh = pidfile;
		3976	unlink $PIDFILE if <$fh> == $$;
		3977	}
		3978
		3979	# a safer delete_package, copied from Symbol
		3980	sub clear_package($) {
		3981	my $pkg = shift;
		3982
		3983	# expand to full symbol table name if needed
		3984	unless ($pkg =~ /^main::.*::$/) {
		3985	$pkg = "main$pkg" if $pkg =~ /^::/;
		3986	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3987	$pkg .= '::' unless $pkg =~ /::$/;
		3988	}
		3989
		3990	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3991	my $stem_symtab = *{$stem}{HASH};
		3992
		3993	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3994	or return;
		3995
		3996	# clear all symbols
		3997	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3998	for my $name (keys %$leaf_symtab) {
		3999	_gv_clear *{"$pkg$name"};
		4000	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4001	}
3231	}	4002	}
3232		4003
3233	sub do_reload_perl() {	4004	sub do_reload_perl() {
3234	# can/must only be called in main	4005	# can/must only be called in main
3235	if ($Coro::current != $Coro::main) {	4006	unless (in_main) {
3236	warn "can only reload from main coroutine";	4007	error "can only reload from main coroutine";
3237	return;	4008	return;
3238	}	4009	}
3239		4010
3240	warn "reloading...";	4011	return if $RELOAD++;
3241		4012
3242	warn "entering sync_job";	4013	my $t1 = AE::time;
3243		4014
		4015	while ($RELOAD) {
		4016	cf::get_slot 0.1, -1, "reload_perl";
		4017	info "perl_reload: reloading...";
		4018
		4019	trace "perl_reload: entering sync_job";
		4020
3244	cf::sync_job {	4021	cf::sync_job {
3245	cf::write_runtime; # external watchdog should not bark
3246	cf::emergency_save;	4022	#cf::emergency_save;
3247	cf::write_runtime; # external watchdog should not bark
3248		4023
3249	warn "syncing database to disk";
3250	BDB::db_env_txn_checkpoint $DB_ENV;
3251
3252	# if anything goes wrong in here, we should simply crash as we already saved
3253
3254	warn "cancelling all WF_AUTOCANCEL watchers";
3255	for (Event::all_watchers) {
3256	$_->cancel if $_->data & WF_AUTOCANCEL;
3257	}
3258
3259	warn "flushing outstanding aio requests";
3260	for (;;) {
3261	BDB::flush;
3262	IO::AIO::flush;
3263	Coro::cede;
3264	last unless IO::AIO::nreqs || BDB::nreqs;
3265	warn "iterate...";
3266	}
3267
3268	++$RELOAD;
3269
3270	warn "cancelling all extension coros";	4024	trace "perl_reload: cancelling all extension coros";
3271	$_->cancel for values %EXT_CORO;	4025	$_->cancel for values %EXT_CORO;
3272	%EXT_CORO = ();	4026	%EXT_CORO = ();
3273		4027
3274	warn "removing commands";	4028	trace "perl_reload: removing commands";
3275	%COMMAND = ();	4029	%COMMAND = ();
3276		4030
3277	warn "removing ext/exti commands";	4031	trace "perl_reload: removing ext/exti commands";
3278	%EXTCMD = ();	4032	%EXTCMD = ();
3279	%EXTICMD = ();	4033	%EXTICMD = ();
3280		4034
3281	warn "unloading/nuking all extensions";	4035	trace "perl_reload: unloading/nuking all extensions";
3282	for my $pkg (@EXTS) {	4036	for my $pkg (@EXTS) {
3283	warn "... unloading $pkg";	4037	trace "... unloading $pkg";
3284		4038
3285	if (my $cb = $pkg->can ("unload")) {	4039	if (my $cb = $pkg->can ("unload")) {
3286	eval {	4040	eval {
3287	$cb->($pkg);	4041	$cb->($pkg);
3288	1	4042	1
3289	} or warn "$pkg unloaded, but with errors: $@";	4043	} or error "$pkg unloaded, but with errors: $@";
		4044	}
		4045
		4046	trace "... clearing $pkg";
		4047	clear_package $pkg;
3290	}	4048	}
3291		4049
3292	warn "... nuking $pkg";
3293	Symbol::delete_package $pkg;
3294	}
3295
3296	warn "unloading all perl modules loaded from $LIBDIR";	4050	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3297	while (my ($k, $v) = each %INC) {	4051	while (my ($k, $v) = each %INC) {
3298	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4052	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3299		4053
3300	warn "... unloading $k";	4054	trace "... unloading $k";
3301	delete $INC{$k};	4055	delete $INC{$k};
3302		4056
3303	$k =~ s/\.pm$//;	4057	$k =~ s/\.pm$//;
3304	$k =~ s/\//::/g;	4058	$k =~ s/\//::/g;
3305		4059
3306	if (my $cb = $k->can ("unload_module")) {	4060	if (my $cb = $k->can ("unload_module")) {
3307	$cb->();	4061	$cb->();
		4062	}
		4063
		4064	clear_package $k;
3308	}	4065	}
3309		4066
3310	Symbol::delete_package $k;
3311	}
3312
3313	warn "getting rid of safe::, as good as possible";	4067	trace "perl_reload: getting rid of safe::, as good as possible";
3314	Symbol::delete_package "safe::$_"	4068	clear_package "safe::$_"
3315	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4069	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3316		4070
3317	warn "unloading cf.pm \"a bit\"";	4071	trace "perl_reload: unloading cf.pm \"a bit\"";
3318	delete $INC{"cf.pm"};	4072	delete $INC{"cf.pm"};
3319	delete $INC{"cf/pod.pm"};	4073	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3320		4074
3321	# don't, removes xs symbols, too,	4075	# don't, removes xs symbols, too,
3322	# and global variables created in xs	4076	# and global variables created in xs
3323	#Symbol::delete_package __PACKAGE__;	4077	#clear_package __PACKAGE__;
3324		4078
3325	warn "unload completed, starting to reload now";	4079	info "perl_reload: unload completed, starting to reload now";
3326		4080
3327	warn "reloading cf.pm";	4081	trace "perl_reload: reloading cf.pm";
3328	require cf;	4082	require cf;
3329	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4083	cf::_connect_to_perl_1;
3330		4084
3331	warn "loading config and database again";	4085	trace "perl_reload: loading config and database again";
3332	cf::reload_config;	4086	cf::reload_config;
3333		4087
3334	warn "loading extensions";	4088	trace "perl_reload: loading extensions";
3335	cf::load_extensions;	4089	cf::load_extensions;
3336		4090
		4091	if ($REATTACH_ON_RELOAD) {
3337	warn "reattaching attachments to objects/players";	4092	trace "perl_reload: reattaching attachments to objects/players";
3338	_global_reattach; # objects, sockets	4093	_global_reattach; # objects, sockets
3339	warn "reattaching attachments to maps";	4094	trace "perl_reload: reattaching attachments to maps";
3340	reattach $_ for values %MAP;	4095	reattach $_ for values %MAP;
3341	warn "reattaching attachments to players";	4096	trace "perl_reload: reattaching attachments to players";
3342	reattach $_ for values %PLAYER;	4097	reattach $_ for values %PLAYER;
		4098	}
3343		4099
3344	warn "leaving sync_job";	4100	cf::_post_init 1;
3345		4101
		4102	trace "perl_reload: leaving sync_job";
		4103
3346	1	4104	1
3347	} or do {	4105	} or do {
3348	warn $@;	4106	error $@;
3349	warn "error while reloading, exiting.";	4107	cf::cleanup "perl_reload: error, exiting.";
3350	exit 1;	4108	};
		4109
		4110	--$RELOAD;
3351	};	4111	}
3352		4112
3353	warn "reloaded";	4113	$t1 = AE::time - $t1;
		4114	info "perl_reload: completed in ${t1}s\n";
3354	};	4115	};
3355		4116
3356	our $RELOAD_WATCHER; # used only during reload	4117	our $RELOAD_WATCHER; # used only during reload
3357		4118
3358	sub reload_perl() {	4119	sub reload_perl() {
3359	# doing reload synchronously and two reloads happen back-to-back,	4120	# doing reload synchronously and two reloads happen back-to-back,
3360	# coro crashes during coro_state_free->destroy here.	4121	# coro crashes during coro_state_free->destroy here.
3361		4122
3362	$RELOAD_WATCHER ||= Event->timer (	4123	$RELOAD_WATCHER ||= cf::async {
3363	reentrant => 0,	4124	Coro::AIO::aio_wait cache_extensions;
3364	after => 0,	4125
3365	data => WF_AUTOCANCEL,	4126	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3366	cb => sub {
3367	do_reload_perl;	4127	do_reload_perl;
3368	undef $RELOAD_WATCHER;	4128	undef $RELOAD_WATCHER;
3369	},	4129	};
3370	);	4130	};
3371	}	4131	}
3372		4132
3373	register_command "reload" => sub {	4133	register_command "reload" => sub {
3374	my ($who, $arg) = @_;	4134	my ($who, $arg) = @_;
3375		4135
3376	if ($who->flag (FLAG_WIZ)) {	4136	if ($who->flag (FLAG_WIZ)) {
3377	$who->message ("reloading server.");	4137	$who->message ("reloading server.");
		4138	async {
		4139	$Coro::current->{desc} = "perl_reload";
3378	async { reload_perl };	4140	reload_perl;
		4141	};
3379	}	4142	}
3380	};	4143	};
3381		4144
3382	unshift @INC, $LIBDIR;	4145	#############################################################################
3383		4146
3384	my $bug_warning = 0;	4147	my $bug_warning = 0;
3385		4148
3386	our @WAIT_FOR_TICK;
3387	our @WAIT_FOR_TICK_BEGIN;
3388
3389	sub wait_for_tick {	4149	sub wait_for_tick() {
3390	return unless $TICK_WATCHER->is_active;	4150	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3391	return if $Coro::current == $Coro::main;
3392		4151
3393	my $signal = new Coro::Signal;	4152	$WAIT_FOR_TICK->wait;
3394	push @WAIT_FOR_TICK, $signal;
3395	$signal->wait;
3396	}	4153	}
3397		4154
3398	sub wait_for_tick_begin {	4155	sub wait_for_tick_begin() {
3399	return unless $TICK_WATCHER->is_active;	4156	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3400	return if $Coro::current == $Coro::main;
3401		4157
3402	my $signal = new Coro::Signal;	4158	my $signal = new Coro::Signal;
3403	push @WAIT_FOR_TICK_BEGIN, $signal;	4159	push @WAIT_FOR_TICK_BEGIN, $signal;
3404	$signal->wait;	4160	$signal->wait;
3405	}	4161	}
3406		4162
3407	my $min = 1e6;#d#	4163	sub tick {
3408	my $avg = 10;
3409	$TICK_WATCHER = Event->timer (
3410	reentrant => 0,
3411	parked => 1,
3412	prio => 0,
3413	at => $NEXT_TICK || $TICK,
3414	data => WF_AUTOCANCEL,
3415	cb => sub {
3416	if ($Coro::current != $Coro::main) {	4164	if ($Coro::current != $Coro::main) {
3417	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4165	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3418	unless ++$bug_warning > 10;	4166	unless ++$bug_warning > 10;
3419	return;	4167	return;
3420	}	4168	}
3421		4169
3422	$NOW = $tick_start = Event::time;	4170	cf::one_tick; # one server iteration
3423		4171
3424	cf::server_tick; # one server iteration	4172	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3425		4173
3426	0 && sync_job {#d#	4174	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3427	for(1..10) {	4175	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3428	my $t = Event::time;	4176	Coro::async_pool {
3429	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4177	$Coro::current->{desc} = "runtime saver";
3430	or die;	4178	write_runtime_sync
3431		4179	or error "ERROR: unable to write runtime file: $!";
3432	$map->width (50);
3433	$map->height (50);
3434	$map->alloc;
3435	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3436	my $t = Event::time - $t;
3437
3438	#next unless $t < 0.0013;#d#
3439	if ($t < $min) {
3440	$min = $t;
3441	}
3442	$avg = $avg * 0.99 + $t * 0.01;
3443	}
3444	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3445	exit 0;
3446	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3447	};	4180	};
		4181	}
3448		4182
3449	$RUNTIME += $TICK;
3450	$NEXT_TICK += $TICK;
3451
3452	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3453	$NEXT_RUNTIME_WRITE = $NOW + 10;
3454	Coro::async_pool {
3455	write_runtime
3456	or warn "ERROR: unable to write runtime file: $!";
3457	};
3458	}
3459
3460	# my $AFTER = Event::time;
3461	# warn $AFTER - $NOW;#d#
3462
3463	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4183	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3464	$sig->send;	4184	$sig->send;
3465	}	4185	}
3466	while (my $sig = shift @WAIT_FOR_TICK) {	4186	$WAIT_FOR_TICK->broadcast;
3467	$sig->send;
3468	}
3469		4187
3470	$NOW = Event::time;	4188	$LOAD = ($NOW - $TICK_START) / $TICK;
3471
3472	# if we are delayed by four ticks or more, skip them all
3473	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3474
3475	$TICK_WATCHER->at ($NEXT_TICK);
3476	$TICK_WATCHER->start;
3477
3478	$LOAD = ($NOW - $tick_start) / $TICK;
3479	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4189	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3480		4190
3481	_post_tick;	4191	if (0) {
3482		4192	if ($NEXT_TICK) {
3483		4193	my $jitter = $TICK_START - $NEXT_TICK;
		4194	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4195	debug "jitter $JITTER\n";#d#
		4196	}
3484	},	4197	}
3485	);	4198	}
3486		4199
3487	{	4200	{
3488	BDB::max_poll_time $TICK * 0.1;	4201	# configure BDB
3489	$BDB_POLL_WATCHER = Event->io (	4202
3490	reentrant => 0,
3491	fd => BDB::poll_fileno,
3492	poll => 'r',
3493	prio => 0,
3494	data => WF_AUTOCANCEL,
3495	cb => \&BDB::poll_cb,
3496	);
3497	BDB::min_parallel 8;	4203	BDB::min_parallel 16;
3498		4204	BDB::max_poll_reqs $TICK * 0.1;
3499	BDB::set_sync_prepare {	4205	#$AnyEvent::BDB::WATCHER->priority (1);
3500	my $status;
3501	my $current = $Coro::current;
3502	(
3503	sub {
3504	$status = $!;
3505	$current->ready; undef $current;
3506	},
3507	sub {
3508	Coro::schedule while defined $current;
3509	$! = $status;
3510	},
3511	)
3512	};
3513		4206
3514	unless ($DB_ENV) {	4207	unless ($DB_ENV) {
3515	$DB_ENV = BDB::db_env_create;	4208	$DB_ENV = BDB::db_env_create;
		4209	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4210	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4211	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4212	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4213	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3516		4214
3517	cf::sync_job {	4215	cf::sync_job {
3518	eval {	4216	eval {
3519	BDB::db_env_open	4217	BDB::db_env_open
3520	$DB_ENV,	4218	$DB_ENV,
…		…
3522	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4220	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3523	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4221	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3524	0666;	4222	0666;
3525		4223
3526	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4224	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3527
3528	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3529	$DB_ENV->set_lk_detect;
3530	};	4225	};
3531		4226
3532	cf::cleanup "db_env_open(db): $@" if $@;	4227	cf::cleanup "db_env_open(db): $@" if $@;
3533	};	4228	};
3534	}	4229	}
		4230
		4231	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4232	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4233	};
		4234	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4235	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4236	};
		4237	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4238	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4239	};
3535	}	4240	}
3536		4241
3537	{	4242	{
		4243	# configure IO::AIO
		4244
3538	IO::AIO::min_parallel 8;	4245	IO::AIO::min_parallel 8;
3539
3540	undef $Coro::AIO::WATCHER;
3541	IO::AIO::max_poll_time $TICK * 0.1;	4246	IO::AIO::max_poll_time $TICK * 0.1;
3542	$AIO_POLL_WATCHER = Event->io (	4247	undef $AnyEvent::AIO::WATCHER;
3543	reentrant => 0,
3544	data => WF_AUTOCANCEL,
3545	fd => IO::AIO::poll_fileno,
3546	poll => 'r',
3547	prio => 6,
3548	cb => \&IO::AIO::poll_cb,
3549	);
3550	}	4248	}
3551		4249
3552	my $_log_backtrace;	4250	our $_log_backtrace;
		4251	our $_log_backtrace_last;
3553		4252
3554	sub _log_backtrace {	4253	sub _log_backtrace {
3555	my ($msg, @addr) = @_;	4254	my ($msg, @addr) = @_;
3556		4255
3557	$msg =~ s/\n//;	4256	$msg =~ s/\n$//;
3558		4257
		4258	if ($_log_backtrace_last eq $msg) {
		4259	LOG llevInfo, "[ABT] $msg\n";
		4260	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3559	# limit the # of concurrent backtraces	4261	# limit the # of concurrent backtraces
3560	if ($_log_backtrace < 2) {	4262	} elsif ($_log_backtrace < 2) {
		4263	$_log_backtrace_last = $msg;
3561	++$_log_backtrace;	4264	++$_log_backtrace;
		4265	my $perl_bt = Carp::longmess $msg;
3562	async {	4266	async {
		4267	$Coro::current->{desc} = "abt $msg";
		4268
3563	my @bt = fork_call {	4269	my @bt = fork_call {
3564	@addr = map { sprintf "%x", $_ } @addr;	4270	@addr = map { sprintf "%x", $_ } @addr;
3565	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4271	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3566	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4272	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3567	or die "addr2line: $!";	4273	or die "addr2line: $!";
…		…
3575	}	4281	}
3576		4282
3577	@funcs	4283	@funcs
3578	};	4284	};
3579		4285
3580	LOG llevInfo, "[ABT] $msg\n";	4286	LOG llevInfo, "[ABT] $perl_bt\n";
		4287	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3581	LOG llevInfo, "[ABT] $_\n" for @bt;	4288	LOG llevInfo, "[ABT] $_\n" for @bt;
3582	--$_log_backtrace;	4289	--$_log_backtrace;
3583	};	4290	};
3584	} else {	4291	} else {
3585	LOG llevInfo, "[ABT] $msg\n";	4292	LOG llevInfo, "[ABT] $msg\n";
3586	LOG llevInfo, "[ABT] [suppressed]\n";	4293	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3587	}	4294	}
3588	}	4295	}
3589		4296
3590	# load additional modules	4297	# load additional modules
3591	use cf::pod;	4298	require "cf/$_.pm" for @EXTRA_MODULES;
		4299	cf::_connect_to_perl_2;
3592		4300
3593	END { cf::emergency_save }	4301	END { cf::emergency_save }
3594		4302
3595	1	4303	1
3596		4304

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