ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.361 by root, Sun Sep 9 12:52:48 2007 UTC vs.
Revision 1.585 by root, Tue Oct 30 20:18:00 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	$EV::DIED = sub {
219	warn "error in event callback: @_";	341	Carp::cluck "error in event callback: @_";
220	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
221		348
222	#############################################################################	349	#############################################################################
223		350
224	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
225		352
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	374	$d
248	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
249	}	376	}
250		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($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 $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		531
292	sub lock_wait($) {	532	sub lock_wait($) {
293	my ($key) = @_;	533	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	534	}
306		535
307	sub lock_acquire($) {	536	sub lock_acquire($) {
308	my ($key) = @_;	537	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	538	}
322		539
323	sub lock_active($) {	540	sub lock_active($) {
324	my ($key) = @_;	541	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	542	}
328		543
329	sub freeze_mainloop {	544	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	545	tick_inhibit_inc;
331		546
332	my $guard = Coro::guard {	547	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	548	}
334	};	549
335	$TICK_WATCHER->stop;	550	=item cf::periodic $interval, $cb
336	$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
337	}	563	}
338		564
339	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
340		566
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	Allocate $time seconds of blocking CPU time at priority C<$priority>
342	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
343	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.
344		574
345	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
346	used for statistical purposes and should identify the same time-class.	576	used for statistical purposes and should identify the same time-class.
347		577
348	Useful for short background jobs.	578	Useful for short background jobs.
349		579
350	=cut	580	=cut
351		581
352	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
354		585
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
		588	$Coro::current->desc ("timeslot manager");
		589
357	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
358		592
359	while () {	593	while () {
360	next_job:	594	next_job:
		595
361	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	597
363	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	602	$job->[2]->send;
367	Coro::cede;	603	Coro::cede;
368	goto next_job;	604	goto next_job;
369	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	607	}
371	}	608	}
372		609
373	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
374	# 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
375	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
376	$signal->wait;
377	} else {	613	} else {
		614	$busy = 0;
378	Coro::schedule;	615	Coro::schedule;
379	}	616	}
380	}	617	}
381	};	618	};
382		619
383	sub get_slot($;$$) {	620	sub get_slot($;$$) {
		621	return if tick_inhibit || $Coro::current == $Coro::main;
		622
384	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
385		624
386	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
387	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
388		628
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
402		642
403	BEGIN { *async = \&Coro::async_pool }	643	BEGIN { *async = \&Coro::async_pool }
404		644
405	=item cf::sync_job { BLOCK }	645	=item cf::sync_job { BLOCK }
406		646
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	647	The design of Deliantra requires that the main coroutine ($Coro::main)
408	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
409	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
410	acceptable.	650	acceptable.
411		651
412	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
413	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
…		…
417	=cut	657	=cut
418		658
419	sub sync_job(&) {	659	sub sync_job(&) {
420	my ($job) = @_;	660	my ($job) = @_;
421		661
422	if ($Coro::current == $Coro::main) {	662	if (in_main) {
423	my $time = Event::time;	663	my $time = AE::time;
424		664
425	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
427		667
428	# TODO: use suspend/resume instead	668	#LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	669
430	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
431		671
432	my $busy = 1;	672	my $busy = 1;
433	my @res;	673	my @res;
434		674
435	(async {	675	(async {
		676	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	677	@res = eval { $job->() };
437	warn $@ if $@;	678	error $@ if $@;
438	undef $busy;	679	undef $busy;
439	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
440		681
441	while ($busy) {	682	while ($busy) {
442	Coro::cede or Event::one_event;	683	if (Coro::nready) {
		684	Coro::cede_notself;
		685	} else {
		686	EV::loop EV::LOOP_ONESHOT;
443	}	687	}
		688	}
444		689
445	$time = Event::time - $time;	690	my $time = AE::time - $time;
446		691
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
451		693
452	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
453	} else {	695	} else {
454	# we are in another coroutine, how wonderful, everything just works	696	# we are in another coroutine, how wonderful, everything just works
455		697
…		…
475	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
476		718
477	$coro	719	$coro
478	}	720	}
479		721
480	=item fork_call { }, $args	722	=item fork_call { }, @args
481		723
482	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
483	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
484	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
485	never block itself or use any form of Event handling.	727	never block itself or use any form of event handling.
486		728
487	=cut	729	=cut
		730
		731	sub post_fork {
		732	reset_signals;
		733	}
488		734
489	sub fork_call(&@) {	735	sub fork_call(&@) {
490	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
491		737
492	# 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,
493	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
494	# TODO: investigate and fix (likely this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
495		741
496	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
497	reset_signals;	743	cf::post_fork;
498	&$cb	744	&$cb
499	}, @args;	745	} @args;
500		746
501	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
502	}	786	}
503		787
504	=item $value = cf::db_get $family => $key	788	=item $value = cf::db_get $family => $key
505		789
506	Returns a single value from the environment database.	790	Returns a single value from the environment database.
…		…
508	=item cf::db_put $family => $key => $value	792	=item cf::db_put $family => $key => $value
509		793
510	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
511	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).
512		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
513	=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	}
514		823
515	our $DB;	824	our $DB;
516		825
517	sub db_init {	826	sub db_init {
518	unless ($DB) {	827	$DB ||= db_table "db";
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {
522	eval {
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}
532	}	828	}
533		829
534	sub db_get($$) {	830	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
536		832
537	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
538	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
539		837
540	$! ? ()	838	$! ? ()
541	: $data	839	: $data
542	}
543	}	840	}
544		841
545	sub db_put($$$) {	842	sub db_put($$$) {
546	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
547	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
575		872
576	my @data;	873	my @data;
577	my $md5;	874	my $md5;
578		875
579	for (0 .. $#$src) {	876	for (0 .. $#$src) {
580	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
581	or Carp::croak "$src->[$_]: $!";
582	}	878	}
583		879
584	# if processing is expensive, check	880	# if processing is expensive, check
585	# checksum first	881	# checksum first
586	if (1) {	882	if (1) {
…		…
603		899
604	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
605	my $data = $process->(\@data);	901	my $data = $process->(\@data);
606	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
607		903
608	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
609		905
610	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
611	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
612	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
613		909
…		…
623		919
624	=cut	920	=cut
625		921
626	sub datalog($@) {	922	sub datalog($@) {
627	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
628	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
629	}	925	}
630		926
631	=back	927	=back
632		928
633	=cut	929	=cut
634		930
635	#############################################################################	931	#############################################################################
636		932
637	=head2 ATTACHABLE OBJECTS	933	=head2 ATTACHABLE OBJECTS
638		934
639	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
640	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")
641	to it. All such attachable objects support the following methods.	937	to it. All such attachable objects support the following methods.
642		938
643	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>
644	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
645	Crossfire TRT).	941	Deliantra).
646		942
647	=over 4	943	=over 4
648		944
649	=item $attachable->attach ($attachment, key => $value...)	945	=item $attachable->attach ($attachment, key => $value...)
650		946
…		…
694	=item cf::CLASS::attachment $name, ...	990	=item cf::CLASS::attachment $name, ...
695		991
696	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
697	given CLASS can refer to this attachment.	993	given CLASS can refer to this attachment.
698		994
699	Some classes such as crossfire maps and objects can specify attachments	995	Some classes such as deliantra maps and objects can specify attachments
700	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.
701		997
702	These calls expect any number of the following handler/hook descriptions:	998	These calls expect any number of the following handler/hook descriptions:
703		999
704	=over 4	1000	=over 4
…		…
828		1124
829	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
830	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
831		1127
832	} elsif (ref $type) {	1128	} elsif (ref $type) {
833	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
834		1130
835	} else {	1131	} else {
836	shift @arg;	1132	shift @arg;
837	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
838	}	1134	}
839	}	1135	}
840	}	1136	}
841		1137
842	sub _object_attach {	1138	sub _object_attach {
…		…
852	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
853	}	1149	}
854		1150
855	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
856	} else {	1152	} else {
857	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
858	}	1154	}
859		1155
860	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
861	}	1157	}
862		1158
…		…
921		1217
922	for (@$callbacks) {	1218	for (@$callbacks) {
923	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
924		1220
925	if ($@) {	1221	if ($@) {
926	warn "$@";
927	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
928	override;	1223	override;
929	}	1224	}
930		1225
931	return 1 if $override;	1226	return 1 if $override;
932	}	1227	}
933		1228
934	0	1229	0
935	}	1230	}
936		1231
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1232	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1233
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1235
941	Generate an object-specific event with the given arguments.	1236	Generate an object-specific event with the given arguments.
942		1237
…		…
948		1243
949	=cut	1244	=cut
950		1245
951	#############################################################################	1246	#############################################################################
952	# object support	1247	# object support
953	#
954		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#
955	sub _can_merge {	1282	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1283	my ($ob1, $ob2) = @_;
957		1284
958	local $Storable::canonical = 1;	1285	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1286
962	$fob1 eq $fob2	1287	# we do the slow way here
		1288	return _object_equal $ob1, $ob2
963	}	1289	}
964		1290
965	sub reattach {	1291	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1292	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1293	my ($obj) = @_;
968		1294
		1295	# no longer needed after getting rid of delete_package?
969	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
970		1297
971	my $registry = $obj->registry;	1298	my $registry = $obj->registry;
972		1299
973	@$registry = ();	1300	@$registry = ();
974		1301
…		…
979	for (@$attach) {	1306	for (@$attach) {
980	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
981	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
982	}	1309	}
983	} else {	1310	} else {
984	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
985	}	1312	}
986	}	1313	}
987	}	1314	}
988		1315
989	cf::attachable->attach (	1316	cf::attachable->attach (
990	prio => -1000000,	1317	prio => -1000000,
991	on_instantiate => sub {	1318	on_instantiate => sub {
992	my ($obj, $data) = @_;	1319	my ($obj, $data) = @_;
993		1320
994	$data = from_json $data;	1321	$data = decode_json $data;
995		1322
996	for (@$data) {	1323	for (@$data) {
997	my ($name, $args) = @$_;	1324	my ($name, $args) = @$_;
998		1325
999	$obj->attach ($name, %{$args || {} });	1326	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1340	);
1014		1341
1015	sub object_freezer_save {	1342	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1017		1344
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1345	sync_job {
1021	if (length $$rdata) {	1346	if (length $$rdata) {
		1347	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1024		1351
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1353	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	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	}
1029	close $fh;	1359	aio_close $fh;
1030		1360
1031	if (@$objs) {	1361	if (@$objs) {
1032	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) {
1033	chmod SAVE_MODE, $fh;	1363	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1036	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	}
1037	close $fh;	1370	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1372	}
1040	} else {	1373	} else {
1041	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
1042	}	1375	}
1043		1376
1044	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
		1378
		1379	$filename =~ s%/[^/]+$%%;
		1380	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1381	} else {
1046	warn "FATAL: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1047	}	1383	}
1048	} else {	1384	} else {
1049	aio_unlink $filename;	1385	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1051	}	1387	}
1052	};	1388	};
1053
1054	undef $guard;
1055	}	1389	}
1056		1390
1057	sub object_freezer_as_string {	1391	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1392	my ($rdata, $objs) = @_;
1059		1393
…		…
1064		1398
1065	sub object_thawer_load {	1399	sub object_thawer_load {
1066	my ($filename) = @_;	1400	my ($filename) = @_;
1067		1401
1068	my ($data, $av);	1402	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1403
1072	(aio_load $filename, $data) >= 0	1404	(aio_load $filename, $data) >= 0
1073	or return;	1405	or return;
1074		1406
1075	unless (aio_stat "$filename.pst") {	1407	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1408	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1409	or return;
1078		1410
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1411	my $st = eval { Coro::Storable::thaw $av };
		1412	$av = $st->{objs};
1081	}	1413	}
1082		1414
		1415	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
1085		1419
1086	($data, $av)	1420	($data, $av)
1087	}	1421	}
1088		1422
1089	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1479	my ($name, $cb) = @_;
1146		1480
1147	$EXTICMD{$name} = $cb;	1481	$EXTICMD{$name} = $cb;
1148	}	1482	}
1149		1483
		1484	use File::Glob ();
		1485
1150	cf::player->attach (	1486	cf::player->attach (
1151	on_command => sub {	1487	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1153		1489
1154	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1155	or return;	1491	or return;
1156		1492
…		…
1164	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1165		1501
1166	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1167		1503
1168	if (ref $msg) {	1504	if (ref $msg) {
1169	my ($type, $reply, @payload) =	1505	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1170	"ARRAY" eq ref $msg
1171	? @$msg
1172	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1173		1506
1174	my @reply;	1507	my @reply;
1175		1508
1176	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1177	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1179		1512
1180	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1181	if $reply;	1514	if $reply;
1182		1515
1183	} else {	1516	} else {
1184	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1185	}	1518	}
1186		1519
1187	cf::override;	1520	cf::override;
1188	},	1521	},
1189	);	1522	);
1190		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
1191	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1192	cf::sync_job {	1553	cf::sync_job {
1193	my %todo;	1554	my %todo;
1194		1555
1195	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1196	next unless -r $path;	1557	next unless -r $path;
…		…
1214		1575
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1578
1218	$ext{source} =	1579	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1220	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1221	. $source	1582	. $source
1222	. "\n};\n1";	1583	. "\n};\n1";
1223		1584
1224	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1225	}	1586	}
1226		1587
		1588	my $pass = 0;
1227	my %done;	1589	my %done;
1228	while (%todo) {	1590	while (%todo) {
1229	my $progress;	1591	my $progress;
1230		1592
		1593	++$pass;
		1594
		1595	ext:
1231	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1598	next ext
1234	unless exists $done{$_};	1599	unless exists $done{$_};
1235	}	1600	}
1236		1601
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1603
1239	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 $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";
1242		1617
		1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1619	if exists $v->{meta}{mandatory};
1244	warn $msg;	1620
1245	warn "mandatory extension failed to load, exiting.\n";	1621	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1622	delete $todo{$k};
1247	}	1623	} else {
1248		1624	$done{$k} = delete $todo{$k};
1249	warn $msg;	1625	push @EXTS, $v->{pkg};
		1626	$progress = 1;
		1627
		1628	info "$v->{base}: extension inactive.\n"
		1629	unless $active;
1250	}	1630	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1631	}
1256		1632
1257	skip:	1633	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1260	}	1643	}
1261	};	1644	};
1262	}	1645	}
1263		1646
1264	#############################################################################	1647	#############################################################################
1265		1648
1266	=back	1649	=back
1267		1650
1268	=head2 CORE EXTENSIONS	1651	=head2 CORE EXTENSIONS
1269		1652
1270	Functions and methods that extend core crossfire objects.	1653	Functions and methods that extend core deliantra objects.
1271		1654
1272	=cut	1655	=cut
1273		1656
1274	package cf::player;	1657	package cf::player;
1275		1658
…		…
1318		1701
1319	sub exists($) {	1702	sub exists($) {
1320	my ($login) = @_;	1703	my ($login) = @_;
1321		1704
1322	$cf::PLAYER{$login}	1705	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1706	or !aio_stat path $login
1324	}	1707	}
1325		1708
1326	sub find($) {	1709	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1710	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1711	my $login = $_[0];
…		…
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1721	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1722
1340	my $f = new_from_file cf::object::thawer path $login	1723	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1724	or return;
1342		1725
1343	$f->next;
1344	my $pl = cf::player::load_pl $f	1726	my $pl = cf::player::load_pl $f
1345	or return;	1727	or return;
		1728
1346	local $cf::PLAYER_LOADING{$login} = $pl;	1729	local $cf::PLAYER_LOADING{$login} = $pl;
1347	$f->resolve_delayed_derefs;	1730	$f->resolve_delayed_derefs;
1348	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1349	}	1732	}
1350	}	1733	}
1351	}	1734	}
1352		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($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
1353	sub save($) {	1749	sub save($) {
1354	my ($pl) = @_;	1750	my ($pl) = @_;
1355		1751
1356	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
1357		1753
…		…
1360		1756
1361	return if $pl->{deny_save};	1757	return if $pl->{deny_save};
1362		1758
1363	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1364	$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];
1365		1766
1366	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1367	cf::cede_to_tick;	1768	cf::cede_to_tick;
1368	}	1769	}
1369		1770
…		…
1401	my ($pl) = @_;	1802	my ($pl) = @_;
1402		1803
1403	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1404		1805
1405	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1406	$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
1407		1808
1408	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1409	$pl->deactivate;	1810	$pl->deactivate;
		1811
		1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1410	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1411	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1412		1817
1413	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1414	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1415	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1453		1858
1454	for my $login (@$dirs) {	1859	for my $login (@$dirs) {
1455	my $path = path $login;	1860	my $path = path $login;
1456		1861
1457	# a .pst is a dead give-away for a valid player	1862	# a .pst is a dead give-away for a valid player
1458	unless (-e "$path.pst") {	1863	# if no pst file found, open and chekc for blocked users
		1864	if (aio_stat "$path.pst") {
1459	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1865	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1460	aio_read $fh, 0, 512, my $buf, 0 or next;	1866	aio_read $fh, 0, 512, my $buf, 0 or next;
1461	$buf !~ /^password -------------$/m or next; # official not-valid tag	1867	$buf !~ /^password -------------$/m or next; # official not-valid tag
1462	}	1868	}
1463		1869
…		…
1467		1873
1468	\@logins	1874	\@logins
1469	}	1875	}
1470		1876
1471	=item $player->maps	1877	=item $player->maps
		1878
		1879	=item cf::player::maps $login
1472		1880
1473	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1474	player. May block.	1882	player. May block.
1475		1883
1476	=cut	1884	=cut
…		…
1494	}	1902	}
1495		1903
1496	\@paths	1904	\@paths
1497	}	1905	}
1498		1906
1499	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1907	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1500		1908
1501	Expand crossfire pod fragments into protocol xml.	1909	Expand deliantra pod fragments into protocol xml.
1502
1503	=cut
1504
1505	sub expand_cfpod {
1506	((my $self), (local $_)) = @_;
1507
1508	# escape & and <
1509	s/&/&amp;/g;
1510	s/(?<![BIUGHT])</&lt;/g;
1511
1512	# this is buggy, it needs to properly take care of nested <'s
1513
1514	1 while
1515	# replace B<>, I<>, U<> etc.
1516	s/B<([^\>]*)>/<b>$1<\/b>/
1517	|| s/I<([^\>]*)>/<i>$1<\/i>/
1518	|| s/U<([^\>]*)>/<u>$1<\/u>/
1519	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1520	# replace G<male|female> tags
1521	|| s{G<([^>|]*)\|([^>]*)>}{
1522	$self->gender ? $2 : $1
1523	}ge
1524	# replace H<hint text>
1525	|| s{H<([^\>]*)>}
1526	{
1527	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1528	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1529	"")
1530	[$self->{hintmode}]
1531	}ge;
1532
1533	# create single paragraphs (very hackish)
1534	s/(?<=\S)\n(?=\w)/ /g;
1535
1536	# compress some whitespace
1537	s/\s+\n/\n/g; # ws line-ends
1538	s/\n\n+/\n/g; # double lines
1539	s/^\n+//; # beginning lines
1540	s/\n+$//; # ending lines
1541
1542	$_
1543	}
1544
1545	sub hintmode {
1546	$_[0]{hintmode} = $_[1] if @_ > 1;
1547	$_[0]{hintmode}
1548	}
1549		1910
1550	=item $player->ext_reply ($msgid, @msg)	1911	=item $player->ext_reply ($msgid, @msg)
1551		1912
1552	Sends an ext reply to the player.	1913	Sends an ext reply to the player.
1553		1914
…		…
1585		1946
1586	=cut	1947	=cut
1587		1948
1588	sub find_by_path($) {	1949	sub find_by_path($) {
1589	my ($path) = @_;	1950	my ($path) = @_;
		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
1590		1953
1591	my ($match, $specificity);	1954	my ($match, $specificity);
1592		1955
1593	for my $region (list) {	1956	for my $region (list) {
1594	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
…		…
1620	our $MAX_RESET = 3600;	1983	our $MAX_RESET = 3600;
1621	our $DEFAULT_RESET = 3000;	1984	our $DEFAULT_RESET = 3000;
1622		1985
1623	sub generate_random_map {	1986	sub generate_random_map {
1624	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1625	# mit "rum" bekleckern, nicht	1988
		1989	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1990
1626	$self->_create_random_map (	1991	$self->_create_random_map ($rmp);
1627	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1628	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1629	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1630	$rmp->{exit_on_final_map},
1631	$rmp->{xsize}, $rmp->{ysize},
1632	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1633	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1634	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1635	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1636	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1637	(cf::region::find $rmp->{region}), $rmp->{custom}
1638	)
1639	}	1992	}
1640		1993
1641	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1642		1995
1643	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
…		…
1648		2001
1649	sub register {	2002	sub register {
1650	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1651	my $pkg = caller;	2004	my $pkg = caller;
1652		2005
1653	no strict;
1654	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1655		2007
1656	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1657	}	2009	}
1658		2010
1659	# also paths starting with '/'	2011	# also paths starting with '/'
1660	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1661		2013
1662	sub thawer_merge {	2014	sub thawer_merge {
1663	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1664		2016
1665	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1670	}	2022	}
1671		2023
1672	sub normalise {	2024	sub normalise {
1673	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1674		2026
1675	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1676		2028
1677	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1678		2030
1679	# map plan:	2031	# map plan:
1680	#	2032	#
…		…
1695	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1696	$path = "$base/$path";	2048	$path = "$base/$path";
1697	}	2049	}
1698		2050
1699	for ($path) {	2051	for ($path) {
1700	redo if s{//}{/};
1701	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1702	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1703	}	2054	}
1704		2055
1705	$path	2056	$path
…		…
1719	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1720	return $self;	2071	return $self;
1721	}	2072	}
1722	}	2073	}
1723		2074
1724	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1725	()	2076	()
1726	}	2077	}
1727		2078
		2079	# may re-bless or do other evil things
1728	sub init {	2080	sub init {
1729	my ($self) = @_;	2081	my ($self) = @_;
1730		2082
1731	$self	2083	$self
1732	}	2084	}
…		…
1751		2103
1752	# the temporary/swap location	2104	# the temporary/swap location
1753	sub save_path {	2105	sub save_path {
1754	my ($self) = @_;	2106	my ($self) = @_;
1755		2107
1756	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2108	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1757	"$TMPDIR/$path.map"	2109	"$TMPDIR/$path.map"
1758	}	2110	}
1759		2111
1760	# the unique path, undef == no special unique path	2112	# the unique path, undef == no special unique path
1761	sub uniq_path {	2113	sub uniq_path {
1762	my ($self) = @_;	2114	my ($self) = @_;
1763		2115
1764	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1765	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$path"
1766	}
1767
1768	# and all this just because we cannot iterate over
1769	# all maps in C++...
1770	sub change_all_map_light {
1771	my ($change) = @_;
1772
1773	$_->change_map_light ($change)
1774	for grep $_->outdoor, values %cf::MAP;
1775	}	2118	}
1776		2119
1777	sub decay_objects {	2120	sub decay_objects {
1778	my ($self) = @_;	2121	my ($self) = @_;
1779		2122
…		…
1806	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1807		2150
1808	1	2151	1
1809	}	2152	}
1810		2153
		2154	# used to laod the header of an original map
1811	sub load_header_orig {	2155	sub load_header_orig {
1812	my ($self) = @_;	2156	my ($self) = @_;
1813		2157
1814	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1815	}	2159	}
1816		2160
		2161	# used to laod the header of an instantiated map
1817	sub load_header_temp {	2162	sub load_header_temp {
1818	my ($self) = @_;	2163	my ($self) = @_;
1819		2164
1820	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1821	}	2166	}
1822		2167
		2168	# called after loading the header from an instantiated map
1823	sub prepare_temp {	2169	sub prepare_temp {
1824	my ($self) = @_;	2170	my ($self) = @_;
1825		2171
1826	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1827	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1828	# safety	2174	# safety
1829	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
1830	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
1831	}	2177	}
1832		2178
		2179	# called after loading the header from an original map
1833	sub prepare_orig {	2180	sub prepare_orig {
1834	my ($self) = @_;	2181	my ($self) = @_;
1835		2182
1836	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
1837	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1861		2208
1862	sub find;	2209	sub find;
1863	sub find {	2210	sub find {
1864	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
1865		2212
		2213	cf::cede_to_tick;
		2214
1866	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
1867		2216
1868	cf::lock_wait "map_data:$path";#d#remove	2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1869	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
1870		2219
1871	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
1872	my $guard1 = cf::lock_acquire "map_find:$path";
1873	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1874
1875	my $map = new_from_path cf::map $path	2221	my $map = new_from_path cf::map $path
1876	or return;	2222	or return;
1877		2223
1878	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
1879		2225
…		…
1881	or return;	2227	or return;
1882		2228
1883	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2229	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1884	# doing this can freeze the server in a sync job, obviously	2230	# doing this can freeze the server in a sync job, obviously
1885	#$cf::WAIT_FOR_TICK->wait;	2231	#$cf::WAIT_FOR_TICK->wait;
		2232	undef $guard2;
1886	undef $guard1;	2233	undef $guard1;
1887	undef $guard2;
1888	$map->reset;	2234	$map->reset;
1889	return find $path;	2235	return find $path;
1890	}	2236	}
1891		2237
1892	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
1893	}	2239	}
1894	}	2240	}
1895		2241
1896	sub pre_load { }	2242	sub pre_load { }
1897	sub post_load { }	2243	#sub post_load { } # XS
1898		2244
1899	sub load {	2245	sub load {
1900	my ($self) = @_;	2246	my ($self) = @_;
1901		2247
1902	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1905		2251
1906	{	2252	{
1907	my $guard = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
1908		2254
1909	return unless $self->valid;	2255	return unless $self->valid;
1910	return unless $self->in_memory == cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
1911
1912	$self->in_memory (cf::MAP_LOADING);
1913		2257
1914	$self->alloc;	2258	$self->alloc;
1915		2259
1916	$self->pre_load;	2260	$self->pre_load;
1917	cf::cede_to_tick;	2261	cf::cede_to_tick;
1918		2262
		2263	if (exists $self->{load_path}) {
1919	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
1920	$f->skip_block;	2265	$f->skip_block;
1921	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
1922	or return;	2267	or return;
1923		2268
1924	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2269	$self->post_load_original
1925	if delete $self->{load_original};	2270	if delete $self->{load_original};
1926		2271
1927	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
1928	utf8::encode $uniq;	2273	utf8::encode $uniq;
1929	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
1930	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
1931	$self->clear_unique_items;	2276	$self->clear_unique_items;
1932	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
1933	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
1934	}	2280	}
1935	}	2281	}
1936	}
1937		2282
1938	$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);
1939		2290
1940	cf::cede_to_tick;	2291	cf::cede_to_tick;
1941	# now do the right thing for maps	2292	# now do the right thing for maps
1942	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
1943	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
1947	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
1948	$self->decay_objects;	2299	$self->decay_objects;
1949	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
1950	$self->update_buttons;	2301	$self->update_buttons;
1951	cf::cede_to_tick;	2302	cf::cede_to_tick;
1952	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
1953	cf::cede_to_tick;
1954	$self->activate;
1955	}	2304	}
1956		2305
1957	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
1958	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
1959
1960	$self->in_memory (cf::MAP_IN_MEMORY);
1961	}	2308	}
1962		2309
1963	$self->post_load;	2310	$self->post_load;
1964	}
1965		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
1966	sub customise_for {	2318	sub customise_for {
1967	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
1968		2320
1969	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
1970	if $self->per_player;	2322	if $self->per_player;
…		…
1973	# if $self->per_party;	2325	# if $self->per_party;
1974		2326
1975	$self	2327	$self
1976	}	2328	}
1977		2329
1978	# find and load all maps in the 3x3 area around a map
1979	sub load_neighbours {
1980	my ($map) = @_;
1981
1982	my @neigh; # diagonal neighbours
1983
1984	for (0 .. 3) {
1985	my $neigh = $map->tile_path ($_)
1986	or next;
1987	$neigh = find $neigh, $map
1988	or next;
1989	$neigh->load;
1990
1991	push @neigh,
1992	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1993	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1994	}
1995
1996	for (grep defined $_->[0], @neigh) {
1997	my ($path, $origin) = @$_;
1998	my $neigh = find $path, $origin
1999	or next;
2000	$neigh->load;
2001	}
2002	}
2003
2004	sub find_sync {	2330	sub find_sync {
2005	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
2006		2332
2007	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, $origin
2008	}	2338	}
2009		2339
2010	sub do_load_sync {	2340	sub do_load_sync {
2011	my ($map) = @_;	2341	my ($map) = @_;
2012		2342
		2343	# it's a bug to call this from the main context
2013	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2014	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
2015		2346
2016	cf::sync_job { $map->load };	2347	$map->load;
2017	}	2348	}
2018		2349
2019	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
2020	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
2021		2352
2022	sub find_async {	2353	sub find_async {
2023	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
2024		2355
2025	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2026		2357
2027	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2028	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2359	return $map if !$load || $map->linkable;
2029	}	2360	}
2030		2361
2031	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2032		2363
2033	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
		2365	$Coro::current->{desc} = "map prefetcher";
		2366
2034	while (%MAP_PREFETCH) {	2367	while (%MAP_PREFETCH) {
2035	while (my ($k, $v) = each %MAP_PREFETCH) {	2368	while (my ($k, $v) = each %MAP_PREFETCH) {
2036	if (my $map = find $k) {	2369	if (my $map = find $k) {
2037	$map->load if $v;	2370	$map->load if $v;
2038	}	2371	}
…		…
2045	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2046		2379
2047	()	2380	()
2048	}	2381	}
2049		2382
		2383	# common code, used by both ->save and ->swapout
2050	sub save {	2384	sub _save {
2051	my ($self) = @_;	2385	my ($self) = @_;
2052
2053	my $lock = cf::lock_acquire "map_data:$self->{path}";
2054		2386
2055	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2056		2388
2057	return unless $self->dirty;	2389	return unless $self->dirty;
2058		2390
…		…
2064	return if $self->{deny_save};	2396	return if $self->{deny_save};
2065		2397
2066	local $self->{last_access} = $self->last_access;#d#	2398	local $self->{last_access} = $self->last_access;#d#
2067		2399
2068	cf::async {	2400	cf::async {
		2401	$Coro::current->{desc} = "map player save";
2069	$_->contr->save for $self->players;	2402	$_->contr->save for $self->players;
2070	};	2403	};
		2404
		2405	cf::get_slot 0.02;
2071		2406
2072	if ($uniq) {	2407	if ($uniq) {
2073	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2408	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2074	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2409	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2075	} else {	2410	} else {
2076	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2077	}	2412	}
2078	}	2413	}
2079		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2080	sub swap_out {	2423	sub swap_out {
2081	my ($self) = @_;	2424	my ($self) = @_;
2082		2425
2083	# save first because save cedes
2084	$self->save;
2085
2086	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2087		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2088	return if $self->players;	2430	return if $self->players;
2089	return if $self->in_memory != cf::MAP_IN_MEMORY;	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
		2441	$self->clear;
		2442	}
		2443
		2444	sub reset_at {
		2445	my ($self) = @_;
		2446
		2447	# TODO: safety, remove and allow resettable per-player maps
2090	return if $self->{deny_save};	2448	return 1e99 if $self->{deny_reset};
2091		2449
		2450	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2451	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2452
		2453	$time + $to
		2454	}
		2455
		2456	sub should_reset {
		2457	my ($self) = @_;
		2458
		2459	$self->reset_at <= $cf::RUNTIME
		2460	}
		2461
		2462	sub reset {
		2463	my ($self) = @_;
		2464
		2465	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2466
		2467	return if $self->players;
		2468
		2469	cf::trace "resetting map ", $self->path, "\n";
		2470
2092	$self->in_memory (cf::MAP_SWAPPED);	2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# need to save uniques path
		2474	unless ($self->{deny_save}) {
		2475	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2476
		2477	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2478	if $uniq;
		2479	}
		2480
		2481	delete $cf::MAP{$self->path};
2093		2482
2094	$self->deactivate;	2483	$self->deactivate;
2095	$_->clear_links_to ($self) for values %cf::MAP;	2484	$_->clear_links_to ($self) for values %cf::MAP;
2096	$self->clear;	2485	$self->clear;
2097	}
2098
2099	sub reset_at {
2100	my ($self) = @_;
2101
2102	# TODO: safety, remove and allow resettable per-player maps
2103	return 1e99 if $self->{deny_reset};
2104
2105	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2106	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2107
2108	$time + $to
2109	}
2110
2111	sub should_reset {
2112	my ($self) = @_;
2113
2114	$self->reset_at <= $cf::RUNTIME
2115	}
2116
2117	sub reset {
2118	my ($self) = @_;
2119
2120	my $lock = cf::lock_acquire "map_data:$self->{path}";
2121
2122	return if $self->players;
2123
2124	warn "resetting map ", $self->path;
2125
2126	$self->in_memory (cf::MAP_SWAPPED);
2127
2128	# need to save uniques path
2129	unless ($self->{deny_save}) {
2130	my $uniq = $self->uniq_path; utf8::encode $uniq;
2131
2132	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2133	if $uniq;
2134	}
2135
2136	delete $cf::MAP{$self->path};
2137
2138	$self->deactivate;
2139	$_->clear_links_to ($self) for values %cf::MAP;
2140	$self->clear;
2141		2486
2142	$self->unlink_save;	2487	$self->unlink_save;
2143	$self->destroy;	2488	$self->destroy;
2144	}	2489	}
2145		2490
…		…
2153		2498
2154	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2155		2500
2156	$self->unlink_save;	2501	$self->unlink_save;
2157		2502
2158	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2159	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2160	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2161	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2162	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2163		2508
…		…
2212		2557
2213	sub unique_maps() {	2558	sub unique_maps() {
2214	[	2559	[
2215	map {	2560	map {
2216	utf8::decode $_;	2561	utf8::decode $_;
2217	/\.map$/	2562	s/\.map$//; # TODO future compatibility hack
		2563	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2564	? ()
2218	? normalise $_	2565	: normalise $_
2219	: ()
2220	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2221	]	2567	]
2222	}	2568	}
2223		2569
2224	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	}
2225		2601
2226	=back	2602	=back
2227		2603
2228	=head3 cf::object	2604	=head3 cf::object
2229		2605
…		…
2233		2609
2234	=over 4	2610	=over 4
2235		2611
2236	=item $ob->inv_recursive	2612	=item $ob->inv_recursive
2237		2613
2238	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.
2239		2616
2240	=cut	2617	=cut
2241		2618
2242	sub inv_recursive_;	2619	sub inv_recursive_;
2243	sub inv_recursive_ {	2620	sub inv_recursive_ {
…		…
2248	inv_recursive_ inv $_[0]	2625	inv_recursive_ inv $_[0]
2249	}	2626	}
2250		2627
2251	=item $ref = $ob->ref	2628	=item $ref = $ob->ref
2252		2629
2253	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.
2254		2631
2255	=item $ob = cf::object::deref ($refstring)	2632	=item $ob = cf::object::deref ($refstring)
2256		2633
2257	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,
2258	even if the object actually exists. May block.	2635	even if the object actually exists. May block.
…		…
2260	=cut	2637	=cut
2261		2638
2262	sub deref {	2639	sub deref {
2263	my ($ref) = @_;	2640	my ($ref) = @_;
2264		2641
2265	# temporary compatibility#TODO#remove
2266	$ref =~ s{^<}{player/<};
2267
2268	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2642	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2269	my ($uuid, $name) = ($1, $2);	2643	my ($uuid, $name) = ($1, $2);
2270	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2644	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2271	or return;	2645	or return;
2272	$pl->ob->uuid eq $uuid	2646	$pl->ob->uuid eq $uuid
2273	or return;	2647	or return;
…		…
2293	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
2294	dialogue with the given NPC character.	2668	dialogue with the given NPC character.
2295		2669
2296	=cut	2670	=cut
2297		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
2298	# rough implementation of a future "reply" method that works	2686	# rough implementation of a future "reply" method that works
2299	# with dialog boxes.	2687	# with dialog boxes.
2300	#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
2301	sub cf::object::player::reply($$$;$) {	2689	sub cf::object::player::reply($$$;$) {
2302	my ($self, $npc, $msg, $flags) = @_;	2690	my ($self, $npc, $msg, $flags) = @_;
…		…
2313	my $dialog = $pl->{npc_dialog};	2701	my $dialog = $pl->{npc_dialog};
2314	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2702	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2315		2703
2316	} else {	2704	} else {
2317	$msg = $npc->name . " says: $msg" if $npc;	2705	$msg = $npc->name . " says: $msg" if $npc;
2318	$self->message ($msg, $flags);	2706	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2319	}	2707	}
2320	}	2708	}
2321	}	2709	}
2322		2710
2323	=item $object->send_msg ($channel, $msg, $color, [extra...])	2711	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2348		2736
2349	=item $player_object->enter_link	2737	=item $player_object->enter_link
2350		2738
2351	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}>).
2352		2740
2353	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.
2354	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.
2355		2745
2356	Will never block.	2746	Will never block.
2357		2747
2358	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
2359		2749
…		…
2379	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2380	my ($self) = @_;	2770	my ($self) = @_;
2381		2771
2382	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2383		2773
		2774	++$self->{_link_recursion};
		2775
2384	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2385		2777
2386	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2387	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2388		2780
2389	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2390	}	2782	}
2391		2783
2392	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2393	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2394		2786
…		…
2411	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2412	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2413		2805
2414	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2415	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2416	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2417		2809
2418	$map->load;	2810	$map->load;
2419	$map->load_neighbours;
2420		2811
2421	return unless $self->contr->active;	2812	return unless $self->contr->active;
2422	$self->activate_recursive;
2423		2813
2424	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2425	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2426	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2427		2821
		2822	}
		2823
2428	=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)]])
2429		2825
2430	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
2431	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2432	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
2433	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
2434	be called at the end of this process.	2830	be called at the end of this process.
2435		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
2436	=cut	2835	=cut
2437		2836
2438	our $GOTOGEN;	2837	our $GOTOGEN;
2439		2838
2440	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2441	my ($self, $path, $x, $y, $check, $done) = @_;	2840	my ($self, $path, $x, $y, $check, $done) = @_;
2442		2841
		2842	if ($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
2443	# 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
2444	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2445		2850
2446	$self->enter_link;	2851	$self->enter_link;
2447		2852
2448	(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
2449	my $map = eval {	2875	my $map = eval {
2450	my $map = cf::map::find $path;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2451		2877
2452	if ($map) {	2878	if ($map) {
2453	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2454	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2455	} else {	2881	} else {
2456	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2457	}	2883	}
2458		2884
2459	$map	2885	$map
2460	};	2886	};
2461		2887
…		…
2467	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2468	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2469	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2470	}	2896	}
2471		2897
2472	$done->() if $done;	2898	$done->($self) if $done;
2473	})->prio (1);	2899	})->prio (1);
2474	}	2900	}
2475		2901
2476	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2477		2903
…		…
2497	}	2923	}
2498		2924
2499	sub prepare_random_map {	2925	sub prepare_random_map {
2500	my ($exit) = @_;	2926	my ($exit) = @_;
2501		2927
2502	my $guard = cf::lock_acquire "exit_prepare:$exit";
2503
2504	# all this does is basically replace the /! path by	2928	# all this does is basically replace the /! path by
2505	# a new random map path (?random/...) with a seed	2929	# a new random map path (?random/...) with a seed
2506	# that depends on the exit object	2930	# that depends on the exit object
2507		2931
2508	my $rmp = parse_random_map_params $exit->msg;	2932	my $rmp = parse_random_map_params $exit->msg;
…		…
2510	if ($exit->map) {	2934	if ($exit->map) {
2511	$rmp->{region} = $exit->region->name;	2935	$rmp->{region} = $exit->region->name;
2512	$rmp->{origin_map} = $exit->map->path;	2936	$rmp->{origin_map} = $exit->map->path;
2513	$rmp->{origin_x} = $exit->x;	2937	$rmp->{origin_x} = $exit->x;
2514	$rmp->{origin_y} = $exit->y;	2938	$rmp->{origin_y} = $exit->y;
		2939
		2940	$exit->map->touch;
2515	}	2941	}
2516		2942
2517	$rmp->{random_seed} ||= $exit->random_seed;	2943	$rmp->{random_seed} ||= $exit->random_seed;
2518		2944
2519	my $data = cf::to_json $rmp;	2945	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2520	my $md5 = Digest::MD5::md5_hex $data;	2946	my $md5 = Digest::MD5::md5_hex $data;
2521	my $meta = "$RANDOMDIR/$md5.meta";	2947	my $meta = "$RANDOMDIR/$md5.meta";
2522		2948
2523	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2949	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2524	aio_write $fh, 0, (length $data), $data, 0;	2950	aio_write $fh, 0, (length $data), $data, 0;
2525	undef $fh;	2951	undef $fh;
2526	aio_rename "$meta~", $meta;	2952	aio_rename "$meta~", $meta;
2527		2953
		2954	my $slaying = "?random/$md5";
		2955
		2956	if ($exit->valid) {
2528	$exit->slaying ("?random/$md5");	2957	$exit->slaying ("?random/$md5");
2529	$exit->msg (undef);	2958	$exit->msg (undef);
		2959	}
2530	}	2960	}
2531	}	2961	}
2532		2962
2533	sub cf::object::player::enter_exit {	2963	sub cf::object::player::enter_exit {
2534	my ($self, $exit) = @_;	2964	my ($self, $exit) = @_;
2535		2965
2536	return unless $self->type == cf::PLAYER;	2966	return unless $self->type == cf::PLAYER;
2537		2967
2538	if ($exit->slaying eq "/!") {
2539	#TODO: this should de-fi-ni-te-ly not be a sync-job
2540	# the problem is that $exit might not survive long enough
2541	# so it needs to be done right now, right here
2542	cf::sync_job { prepare_random_map $exit };
2543	}
2544
2545	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2546	my $hp = $exit->stats->hp;
2547	my $sp = $exit->stats->sp;
2548
2549	$self->enter_link;	2968	$self->enter_link;
2550		2969
2551	# if exit is damned, update players death & WoR home-position
2552	$self->contr->savebed ($slaying, $hp, $sp)
2553	if $exit->flag (FLAG_DAMNED);
2554
2555	(async {	2970	(async {
2556	$self->deactivate_recursive; # just to be sure	2971	$Coro::current->{desc} = "enter_exit";
		2972
2557	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
2558	$self->goto ($slaying, $hp, $sp);	3003	$self->goto ($map, $x, $y);
2559		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
2560	1;	3009	1
2561	}) {	3010	}) {
2562	$self->message ("Something went wrong deep within the crossfire server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2563	. "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. "
2564	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2565	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2566		3015
2567	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2568	$self->leave_link;	3017	$self->leave_link;
2569	}	3018	}
2570	})->prio (1);	3019	})->prio (1);
2571	}	3020	}
2572		3021
…		…
2584	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2585	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2586		3035
2587	utf8::encode $text;	3036	utf8::encode $text;
2588	$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);
2589	}	3063	}
2590		3064
2591	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2592		3066
2593	Send a drawinfo or msg packet to the client, formatting the msg for the	3067	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2595	the message, with C<log> being the default. If C<$color> is negative, suppress	3069	the message, with C<log> being the default. If C<$color> is negative, suppress
2596	the message unless the client supports the msg packet.	3070	the message unless the client supports the msg packet.
2597		3071
2598	=cut	3072	=cut
2599		3073
		3074	# non-persistent channels (usually the info channel)
2600	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	},
2601	"c/identify" => {	3082	"c/identify" => {
2602	id => "identify",	3083	id => "infobox",
2603	title => "Identify",	3084	title => "Identify",
2604	reply => undef,	3085	reply => undef,
2605	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
2606	},	3087	},
2607	"c/examine" => {	3088	"c/examine" => {
2608	id => "examine",	3089	id => "infobox",
2609	title => "Examine",	3090	title => "Examine",
2610	reply => undef,	3091	reply => undef,
2611	tooltip => "Signs and other items you examined",	3092	tooltip => "Signs and other items you examined",
2612	},	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" => $CHAT_CHANNEL,
2613	);	3186	);
2614		3187
2615	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2616	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2617		3190
2618	$msg = $self->pl->expand_cfpod ($msg);	3191	$msg = $self->pl->expand_cfpod ($msg)
		3192	unless $color & cf::NDI_VERBATIM;
2619		3193
2620	$color &= cf::NDI_CLIENT_MASK; # just in case...	3194	$color &= cf::NDI_CLIENT_MASK; # just in case...
2621		3195
2622	# check predefined channels, for the benefit of C	3196	# check predefined channels, for the benefit of C
2623	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3197	if ($CHANNEL{$channel}) {
		3198	$channel = $CHANNEL{$channel};
2624		3199
		3200	$self->ext_msg (channel_info => $channel);
		3201	$channel = $channel->{id};
		3202
2625	if (ref $channel) {	3203	} elsif (ref $channel) {
2626	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2627	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2628	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2629	$self->ext_msg (channel_info => $channel)	3207	$self->ext_msg (channel_info => $channel);
2630	if $self->can_msg;
2631	}	3208	}
2632		3209
2633	$channel = $channel->{id};	3210	$channel = $channel->{id};
2634	}	3211	}
2635		3212
2636	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2637		3214
2638	if ($self->can_msg) {
2639	# default colour, mask it out	3215	# default colour, mask it out
2640	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2641	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2642		3218
2643	$self->send_packet ("msg " . $self->{json_coder}->encode (	3219	my $pkt = "msg "
		3220	. $self->{json_coder}->encode (
2644	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2645	} else {	3222	);
2646	if ($color >= 0) {
2647	# replace some tags by gcfclient-compatible ones
2648	for ($msg) {
2649	1 while
2650	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2651	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2652	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2653	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2654	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2655	}
2656		3223
2657	$color &= cf::NDI_COLOR_MASK;	3224	$self->send_big_packet ($pkt);
2658
2659	utf8::encode $msg;
2660
2661	if (0 && $msg =~ /\[/) {
2662	# COMMAND/INFO
2663	$self->send_packet ("drawextinfo $color 10 8 $msg")
2664	} else {
2665	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2666	$self->send_packet ("drawinfo $color $msg")
2667	}
2668	}
2669	}
2670	}	3225	}
2671		3226
2672	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2673		3228
2674	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2677		3232
2678	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2679	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2680		3235
2681	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2682	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2683	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2684	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2685	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2686	}	3241	}
2687	}	3242	}
2688		3243
2689	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2690		3245
…		…
2693	=cut	3248	=cut
2694		3249
2695	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2696	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2697		3252
2698	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2699	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2700	} elsif ($self->extcmd == 1) {
2701	#TODO: version 1, remove
2702	unshift @msg, msgtype => "reply", msgid => $id;
2703	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2704	}
2705	}	3256	}
2706		3257
2707	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2708		3259
2709	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
2764	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
2765		3316
2766	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2767		3318
2768	if (ref $msg) {	3319	if (ref $msg) {
2769	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2770	"ARRAY" eq ref $msg
2771	? @$msg
2772	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2773		3321
2774	my @reply;	3322	my @reply;
2775		3323
2776	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
2777	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
2779		3327
2780	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
2781	if $reply;	3329	if $reply;
2782		3330
2783	} else {	3331	} else {
2784	warn "client " . ($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";
2785	}	3333	}
2786		3334
2787	cf::override;	3335	cf::override;
2788	},	3336	},
2789	);	3337	);
…		…
2809		3357
2810	$coro	3358	$coro
2811	}	3359	}
2812		3360
2813	cf::client->attach (	3361	cf::client->attach (
2814	on_destroy => sub {	3362	on_client_destroy => sub {
2815	my ($ns) = @_;	3363	my ($ns) = @_;
2816		3364
2817	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2818	},	3366	},
2819	);	3367	);
…		…
2835	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
2836		3384
2837	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
2838		3386
2839	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
2840	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
2841	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
2842	sort time	3390	sort time
2843	));	3391	));
2844		3392
2845	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
2847	=pod	3395	=pod
2848		3396
2849	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
2850		3398
2851	cf::object	3399	cf::object
2852	contr pay_amount pay_player map x y force_find force_add	3400	contr pay_amount pay_player map x y force_find force_add destroy
2853	insert remove name archname title slaying race decrease_ob_nr	3401	insert remove name archname title slaying race decrease split
		3402	value
2854		3403
2855	cf::object::player	3404	cf::object::player
2856	player	3405	player
2857		3406
2858	cf::player	3407	cf::player
…		…
2863		3412
2864	=cut	3413	=cut
2865		3414
2866	for (	3415	for (
2867	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2868	insert remove inv name archname title slaying race	3417	insert remove inv nrof name archname title slaying race
2869	decrease_ob_nr)],	3418	decrease split destroy change_exp value msg lore send_msg)],
2870	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
2871	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
2872	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
2873	) {	3422	) {
2874	no strict 'refs';
2875	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
2876	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2877	for @funs;	3425	for @funs;
2878	}	3426	}
2879		3427
…		…
2894		3442
2895	my $qcode = $code;	3443	my $qcode = $code;
2896	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2897	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
2898		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
2899	local $_;	3450	local $_;
2900	local @safe::cf::_safe_eval_args = values %vars;
2901		3451
2902	my $eval =	3452	my $eval =
2903	"do {\n"	3453	"do {\n"
2904	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2905	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
2906	. $code	3456	. $code
2907	. "\n}"	3457	. "\n}"
2908	;	3458	;
2909		3459
		3460	if ($CFG{safe_eval}) {
2910	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
2911	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2912	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
2913		3469
2914	if ($@) {	3470	if ($@) {
2915	warn "$@";	3471	warn "$@",
2916	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
2917	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
2918	}	3474	}
2919		3475
2920	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
2921	}	3477	}
2922		3478
…		…
2936	=cut	3492	=cut
2937		3493
2938	sub register_script_function {	3494	sub register_script_function {
2939	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
2940		3496
2941	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
2942	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
2943	}	3499	}
2944		3500
2945	=back	3501	=back
2946		3502
2947	=cut	3503	=cut
2948		3504
2949	#############################################################################	3505	#############################################################################
2950	# 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
2951		3509
2952	sub load_facedata($) {	3510	sub load_facedata($) {
2953	my ($path) = @_;	3511	my ($path) = @_;
2954		3512
2955	# 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
2956	# for this (global event?)	3514	# for this (global event?)
2957	%ext::player_env::MUSIC_FACE_CACHE = ();	3515	%ext::player_env::MUSIC_FACE_CACHE = ();
2958		3516
2959	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2960		3518
2961	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
2962		3520
2963	my $facedata;	3521	my $facedata = decode_storable load_file $path;
2964	0 < aio_load $path, $facedata
2965	or die "$path: $!";
2966
2967	$facedata = Coro::Storable::thaw $facedata;
2968		3522
2969	$facedata->{version} == 2	3523	$facedata->{version} == 2
2970	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
2971		3525
2972	# 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]);
2973	$facedata->{resource}{"res/exp_table"} = {	3528	$facedata->{resource}{"res/exp_table"} = {
2974	type => FT_RSRC,	3529	type => FT_RSRC,
2975	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),
2976	};	3532	};
2977	cf::cede_to_tick;	3533	cf::cede_to_tick;
2978		3534
2979	{	3535	{
2980	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
2981		3537
2982	while (my ($face, $info) = each %$faces) {	3538	for my $face (sort keys %$faces) {
		3539	my $info = $faces->{$face};
2983	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3540	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3541
2984	cf::face::set_visibility $idx, $info->{visibility};	3542	cf::face::set_visibility $idx, $info->{visibility};
2985	cf::face::set_magicmap $idx, $info->{magicmap};	3543	cf::face::set_magicmap $idx, $info->{magicmap};
2986	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3544	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2987	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}} = $idx;#d#
2988		3548
2989	cf::cede_to_tick;	3549	cf::cede_to_tick;
2990	}	3550	}
2991		3551
2992	while (my ($face, $info) = each %$faces) {	3552	while (my ($face, $info) = each %$faces) {
2993	next unless $info->{smooth};	3553	next unless $info->{smooth};
		3554
2994	my $idx = cf::face::find $face	3555	my $idx = cf::face::find $face
2995	or next;	3556	or next;
		3557
2996	if (my $smooth = cf::face::find $info->{smooth}) {	3558	if (my $smooth = cf::face::find $info->{smooth}) {
2997	cf::face::set_smooth $idx, $smooth;	3559	cf::face::set_smooth $idx, $smooth;
2998	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3560	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2999	} else {	3561	} else {
3000	warn "smooth face '$info->{smooth}' not found for face '$face'";	3562	error "smooth face '$info->{smooth}' not found for face '$face'";
3001	}	3563	}
3002		3564
3003	cf::cede_to_tick;	3565	cf::cede_to_tick;
3004	}	3566	}
3005	}	3567	}
…		…
3014		3576
3015	cf::anim::invalidate_all; # d'oh	3577	cf::anim::invalidate_all; # d'oh
3016	}	3578	}
3017		3579
3018	{	3580	{
3019	# TODO: for gcfclient pleasure, we should give resources
3020	# that gcfclient doesn't grok a >10000 face index.
3021	my $res = $facedata->{resource};	3581	my $res = $facedata->{resource};
3022		3582
3023	my $soundconf = delete $res->{"res/sound.conf"};
3024
3025	while (my ($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
3026	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3586	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3027	my $data;
3028		3587
3029	if ($info->{type} & 1) {	3588	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3030	# prepend meta info	3589	cf::face::set_type $idx, $type;
3031		3590	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3032	my $meta = $enc->encode ({	3591	$FACEHASH{$info->{hash}} = $idx;#d#
3033	name => $name,
3034	%{ $info->{meta} || {} },
3035	});
3036
3037	$data = pack "(w/a*)*", $meta, $info->{data};
3038	} else {	3592	} else {
3039	$data = $info->{data};	3593	# $RESOURCE{$name} = $info; # unused
3040	}	3594	}
3041		3595
3042	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3043	cf::face::set_type $idx, $info->{type};
3044
3045	cf::cede_to_tick;	3596	cf::cede_to_tick;
3046	}	3597	}
3047
3048	if ($soundconf) {
3049	$soundconf = $enc->decode (delete $soundconf->{data});
3050
3051	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3052	my $sound = $soundconf->{compat}[$_]
3053	or next;
3054
3055	my $face = cf::face::find "sound/$sound->[1]";
3056	cf::sound::set $sound->[0] => $face;
3057	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3058	}
3059
3060	while (my ($k, $v) = each %{$soundconf->{event}}) {
3061	my $face = cf::face::find "sound/$v";
3062	cf::sound::set $k => $face;
3063	}
3064	}
3065	}	3598	}
		3599
		3600	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3066		3601
3067	1	3602	1
3068	}	3603	}
3069		3604
3070	register_exticmd fx_want => sub {	3605	register_exticmd fx_want => sub {
…		…
3072		3607
3073	while (my ($k, $v) = each %$want) {	3608	while (my ($k, $v) = each %$want) {
3074	$ns->fx_want ($k, $v);	3609	$ns->fx_want ($k, $v);
3075	}	3610	}
3076	};	3611	};
		3612
		3613	sub load_resource_file($) {
		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	$status
		3621	}
3077		3622
3078	sub reload_regions {	3623	sub reload_regions {
3079	# HACK to clear player env face cache, we need some signal framework	3624	# HACK to clear player env face cache, we need some signal framework
3080	# for this (global event?)	3625	# for this (global event?)
3081	%ext::player_env::MUSIC_FACE_CACHE = ();	3626	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3095	}	3640	}
3096		3641
3097	sub reload_archetypes {	3642	sub reload_archetypes {
3098	load_resource_file "$DATADIR/archetypes"	3643	load_resource_file "$DATADIR/archetypes"
3099	or die "unable to load archetypes\n";	3644	or die "unable to load archetypes\n";
3100	#d# NEED to laod twice to resolve forward references
3101	# this really needs to be done in an extra post-pass
3102	# (which needs to be synchronous, so solve it differently)
3103	load_resource_file "$DATADIR/archetypes"
3104	or die "unable to load archetypes\n";
3105	}	3645	}
3106		3646
3107	sub reload_treasures {	3647	sub reload_treasures {
3108	load_resource_file "$DATADIR/treasures"	3648	load_resource_file "$DATADIR/treasures"
3109	or die "unable to load treasurelists\n";	3649	or die "unable to load treasurelists\n";
3110	}	3650	}
3111		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
3112	sub reload_resources {	3672	sub reload_resources {
3113	warn "reloading resource files...\n";	3673	trace "reloading resource files...\n";
3114		3674
		3675	reload_exp_table;
		3676	reload_materials;
		3677	reload_facedata;
		3678	reload_sound;
		3679	reload_archetypes;
3115	reload_regions;	3680	reload_regions;
3116	reload_facedata;
3117	#reload_archetypes;#d#
3118	reload_archetypes;
3119	reload_treasures;	3681	reload_treasures;
3120		3682
3121	warn "finished reloading resource files\n";	3683	trace "finished reloading resource files\n";
3122	}
3123
3124	sub init {
3125	reload_resources;
3126	}	3684	}
3127		3685
3128	sub reload_config {	3686	sub reload_config {
3129	open my $fh, "<:utf8", "$CONFDIR/config"	3687	trace "reloading config file...\n";
3130	or return;
3131		3688
3132	local $/;	3689	my $config = load_file "$CONFDIR/config";
3133	*CFG = YAML::Syck::Load <$fh>;	3690	utf8::decode $config;
		3691	*CFG = decode_yaml $config;
3134		3692
3135	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3693	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3136		3694
3137	$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};
3138	$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};
3139		3697
3140	if (exists $CFG{mlockall}) {	3698	if (exists $CFG{mlockall}) {
…		…
3144	};	3702	};
3145	warn $@ if $@;	3703	warn $@ if $@;
3146	}	3704	}
3147	}	3705	}
3148		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
3149	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
3150	# we must not ever block the main coroutine	3745	# we must not ever block the main coroutine
3151	local $Coro::idle = sub {	3746	local $Coro::idle = sub {
3152	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#
3153	(async {	3748	(async {
3154	Event::one_event;	3749	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3750	EV::loop EV::LOOP_ONESHOT;
3155	})->prio (Coro::PRIO_MAX);	3751	})->prio (Coro::PRIO_MAX);
3156	};	3752	};
3157		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;
3158	reload_config;	3766	reload_config;
3159	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
3160	load_extensions;	3777	load_extensions;
3161		3778
3162	$TICK_WATCHER->start;	3779	utime time, time, $RUNTIMEFILE;
3163	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;
3164	}	3796	}
3165		3797
3166	#############################################################################	3798	#############################################################################
3167	# initialisation and cleanup	3799	# initialisation and cleanup
3168		3800
3169	# install some emergency cleanup handlers	3801	# install some emergency cleanup handlers
3170	BEGIN {	3802	BEGIN {
		3803	our %SIGWATCHER = ();
3171	for my $signal (qw(INT HUP TERM)) {	3804	for my $signal (qw(INT HUP TERM)) {
3172	Event->signal (	3805	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3173	reentrant => 0,
3174	data => WF_AUTOCANCEL,
3175	signal => $signal,
3176	prio => 0,
3177	cb => sub {
3178	cf::cleanup "SIG$signal";	3806	cf::cleanup "SIG$signal";
3179	},
3180	);	3807	};
3181	}	3808	}
3182	}	3809	}
3183		3810
3184	sub write_runtime {	3811	sub write_runtime_sync {
3185	my $runtime = "$LOCALDIR/runtime";	3812	my $t0 = AE::time;
3186		3813
3187	# first touch the runtime file to show we are still running:	3814	# first touch the runtime file to show we are still running:
3188	# the fsync below can take a very very long time.	3815	# the fsync below can take a very very long time.
3189		3816
3190	IO::AIO::aio_utime $runtime, undef, undef;	3817	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3191		3818
3192	my $guard = cf::lock_acquire "write_runtime";	3819	my $guard = cf::lock_acquire "write_runtime";
3193		3820
3194	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3821	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3195	or return;	3822	or return;
3196		3823
3197	my $value = $cf::RUNTIME + 90 + 10;	3824	my $value = $cf::RUNTIME + 90 + 10;
3198	# 10 is the runtime save interval, for a monotonic clock	3825	# 10 is the runtime save interval, for a monotonic clock
3199	# 60 allows for the watchdog to kill the server.	3826	# 60 allows for the watchdog to kill the server.
…		…
3209	aio_utime $fh, undef, undef;	3836	aio_utime $fh, undef, undef;
3210		3837
3211	close $fh	3838	close $fh
3212	or return;	3839	or return;
3213		3840
3214	aio_rename "$runtime~", $runtime	3841	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3215	and return;	3842	and return;
3216		3843
3217	warn "runtime file written.\n";	3844	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3218		3845
3219	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 };
3220	}	3897	}
3221		3898
3222	sub emergency_save() {	3899	sub emergency_save() {
3223	my $freeze_guard = cf::freeze_mainloop;	3900	my $freeze_guard = cf::freeze_mainloop;
3224		3901
3225	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;
3226		3908
3227	cf::sync_job {	3909	cf::sync_job {
		3910	cf::write_runtime_sync; # external watchdog should not bark
		3911
3228	# use a peculiar iteration method to avoid tripping on perl	3912	# use a peculiar iteration method to avoid tripping on perl
3229	# refcount bugs in for. also avoids problems with players	3913	# refcount bugs in for. also avoids problems with players
3230	# and maps saved/destroyed asynchronously.	3914	# and maps saved/destroyed asynchronously.
3231	warn "begin emergency player save\n";	3915	info "emergency_perl_save: begin player save\n";
3232	for my $login (keys %cf::PLAYER) {	3916	for my $login (keys %cf::PLAYER) {
3233	my $pl = $cf::PLAYER{$login} or next;	3917	my $pl = $cf::PLAYER{$login} or next;
3234	$pl->valid or next;	3918	$pl->valid or next;
		3919	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3235	$pl->save;	3920	$pl->save;
3236	}	3921	}
3237	warn "end emergency player save\n";	3922	info "emergency_perl_save: end player save\n";
3238		3923
3239	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";
3240	for my $path (keys %cf::MAP) {	3927	for my $path (keys %cf::MAP) {
3241	my $map = $cf::MAP{$path} or next;	3928	my $map = $cf::MAP{$path} or next;
3242	$map->valid or next;	3929	$map->valid or next;
3243	$map->save;	3930	$map->save;
3244	}	3931	}
3245	warn "end emergency map save\n";	3932	info "emergency_perl_save: end map save\n";
3246		3933
3247	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";
3248	BDB::db_env_txn_checkpoint $DB_ENV;	3937	BDB::db_env_txn_checkpoint $DB_ENV;
3249	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 $DB_ENV;
		3948
		3949	info "emergency_perl_save: starting sync\n";
		3950	IO::AIO::aio_sync sub {
		3951	info "emergency_perl_save: finished sync\n";
		3952	};
		3953
		3954	cf::write_runtime_sync; # external watchdog should not bark
		3955
		3956	trace "emergency_perl_save: flushing outstanding aio requests";
		3957	while (IO::AIO::nreqs || BDB::nreqs) {
		3958	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3959	}
		3960
		3961	cf::write_runtime_sync; # external watchdog should not bark
3250	};	3962	};
3251		3963
3252	warn "leave emergency perl save\n";	3964	info "emergency_perl_save: leave\n";
3253	}	3965	}
3254		3966
3255	sub post_cleanup {	3967	sub post_cleanup {
3256	my ($make_core) = @_;	3968	my ($make_core) = @_;
3257		3969
		3970	IO::AIO::flush;
		3971
3258	warn Carp::longmess "post_cleanup backtrace"	3972	error Carp::longmess "post_cleanup backtrace"
3259	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	}
3260	}	4002	}
3261		4003
3262	sub do_reload_perl() {	4004	sub do_reload_perl() {
3263	# can/must only be called in main	4005	# can/must only be called in main
3264	if ($Coro::current != $Coro::main) {	4006	unless (in_main) {
3265	warn "can only reload from main coroutine";	4007	error "can only reload from main coroutine";
3266	return;	4008	return;
3267	}	4009	}
3268		4010
3269	warn "reloading...";	4011	return if $RELOAD++;
3270		4012
3271	warn "entering sync_job";	4013	my $t1 = AE::time;
3272		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
3273	cf::sync_job {	4021	cf::sync_job {
3274	cf::write_runtime; # external watchdog should not bark
3275	cf::emergency_save;	4022	#cf::emergency_save;
3276	cf::write_runtime; # external watchdog should not bark
3277		4023
3278	warn "syncing database to disk";
3279	BDB::db_env_txn_checkpoint $DB_ENV;
3280
3281	# if anything goes wrong in here, we should simply crash as we already saved
3282
3283	warn "cancelling all WF_AUTOCANCEL watchers";
3284	for (Event::all_watchers) {
3285	$_->cancel if $_->data & WF_AUTOCANCEL;
3286	}
3287
3288	warn "flushing outstanding aio requests";
3289	for (;;) {
3290	BDB::flush;
3291	IO::AIO::flush;
3292	Coro::cede;
3293	last unless IO::AIO::nreqs || BDB::nreqs;
3294	warn "iterate...";
3295	}
3296
3297	++$RELOAD;
3298
3299	warn "cancelling all extension coros";	4024	trace "perl_reload: cancelling all extension coros";
3300	$_->cancel for values %EXT_CORO;	4025	$_->cancel for values %EXT_CORO;
3301	%EXT_CORO = ();	4026	%EXT_CORO = ();
3302		4027
3303	warn "removing commands";	4028	trace "perl_reload: removing commands";
3304	%COMMAND = ();	4029	%COMMAND = ();
3305		4030
3306	warn "removing ext/exti commands";	4031	trace "perl_reload: removing ext/exti commands";
3307	%EXTCMD = ();	4032	%EXTCMD = ();
3308	%EXTICMD = ();	4033	%EXTICMD = ();
3309		4034
3310	warn "unloading/nuking all extensions";	4035	trace "perl_reload: unloading/nuking all extensions";
3311	for my $pkg (@EXTS) {	4036	for my $pkg (@EXTS) {
3312	warn "... unloading $pkg";	4037	trace "... unloading $pkg";
3313		4038
3314	if (my $cb = $pkg->can ("unload")) {	4039	if (my $cb = $pkg->can ("unload")) {
3315	eval {	4040	eval {
3316	$cb->($pkg);	4041	$cb->($pkg);
3317	1	4042	1
3318	} 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;
3319	}	4048	}
3320		4049
3321	warn "... nuking $pkg";
3322	Symbol::delete_package $pkg;
3323	}
3324
3325	warn "unloading all perl modules loaded from $LIBDIR";	4050	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3326	while (my ($k, $v) = each %INC) {	4051	while (my ($k, $v) = each %INC) {
3327	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4052	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3328		4053
3329	warn "... unloading $k";	4054	trace "... unloading $k";
3330	delete $INC{$k};	4055	delete $INC{$k};
3331		4056
3332	$k =~ s/\.pm$//;	4057	$k =~ s/\.pm$//;
3333	$k =~ s/\//::/g;	4058	$k =~ s/\//::/g;
3334		4059
3335	if (my $cb = $k->can ("unload_module")) {	4060	if (my $cb = $k->can ("unload_module")) {
3336	$cb->();	4061	$cb->();
		4062	}
		4063
		4064	clear_package $k;
3337	}	4065	}
3338		4066
3339	Symbol::delete_package $k;
3340	}
3341
3342	warn "getting rid of safe::, as good as possible";	4067	trace "perl_reload: getting rid of safe::, as good as possible";
3343	Symbol::delete_package "safe::$_"	4068	clear_package "safe::$_"
3344	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);
3345		4070
3346	warn "unloading cf.pm \"a bit\"";	4071	trace "perl_reload: unloading cf.pm \"a bit\"";
3347	delete $INC{"cf.pm"};	4072	delete $INC{"cf.pm"};
3348	delete $INC{"cf/pod.pm"};	4073	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3349		4074
3350	# don't, removes xs symbols, too,	4075	# don't, removes xs symbols, too,
3351	# and global variables created in xs	4076	# and global variables created in xs
3352	#Symbol::delete_package __PACKAGE__;	4077	#clear_package __PACKAGE__;
3353		4078
3354	warn "unload completed, starting to reload now";	4079	info "perl_reload: unload completed, starting to reload now";
3355		4080
3356	warn "reloading cf.pm";	4081	trace "perl_reload: reloading cf.pm";
3357	require cf;	4082	require cf;
3358	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4083	cf::_connect_to_perl_1;
3359		4084
3360	warn "loading config and database again";	4085	trace "perl_reload: loading config and database again";
3361	cf::reload_config;	4086	cf::reload_config;
3362		4087
3363	warn "loading extensions";	4088	trace "perl_reload: loading extensions";
3364	cf::load_extensions;	4089	cf::load_extensions;
3365		4090
		4091	if ($REATTACH_ON_RELOAD) {
3366	warn "reattaching attachments to objects/players";	4092	trace "perl_reload: reattaching attachments to objects/players";
3367	_global_reattach; # objects, sockets	4093	_global_reattach; # objects, sockets
3368	warn "reattaching attachments to maps";	4094	trace "perl_reload: reattaching attachments to maps";
3369	reattach $_ for values %MAP;	4095	reattach $_ for values %MAP;
3370	warn "reattaching attachments to players";	4096	trace "perl_reload: reattaching attachments to players";
3371	reattach $_ for values %PLAYER;	4097	reattach $_ for values %PLAYER;
		4098	}
3372		4099
3373	warn "leaving sync_job";	4100	cf::_post_init 1;
3374		4101
		4102	trace "perl_reload: leaving sync_job";
		4103
3375	1	4104	1
3376	} or do {	4105	} or do {
3377	warn $@;	4106	error $@;
3378	warn "error while reloading, exiting.";	4107	cf::cleanup "perl_reload: error, exiting.";
3379	exit 1;	4108	};
		4109
		4110	--$RELOAD;
3380	};	4111	}
3381		4112
3382	warn "reloaded";	4113	$t1 = AE::time - $t1;
		4114	info "perl_reload: completed in ${t1}s\n";
3383	};	4115	};
3384		4116
3385	our $RELOAD_WATCHER; # used only during reload	4117	our $RELOAD_WATCHER; # used only during reload
3386		4118
3387	sub reload_perl() {	4119	sub reload_perl() {
3388	# doing reload synchronously and two reloads happen back-to-back,	4120	# doing reload synchronously and two reloads happen back-to-back,
3389	# coro crashes during coro_state_free->destroy here.	4121	# coro crashes during coro_state_free->destroy here.
3390		4122
3391	$RELOAD_WATCHER ||= Event->timer (	4123	$RELOAD_WATCHER ||= cf::async {
3392	reentrant => 0,	4124	Coro::AIO::aio_wait cache_extensions;
3393	after => 0,	4125
3394	data => WF_AUTOCANCEL,	4126	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3395	cb => sub {
3396	do_reload_perl;	4127	do_reload_perl;
3397	undef $RELOAD_WATCHER;	4128	undef $RELOAD_WATCHER;
3398	},	4129	};
3399	);	4130	};
3400	}	4131	}
3401		4132
3402	register_command "reload" => sub {	4133	register_command "reload" => sub {
3403	my ($who, $arg) = @_;	4134	my ($who, $arg) = @_;
3404		4135
3405	if ($who->flag (FLAG_WIZ)) {	4136	if ($who->flag (FLAG_WIZ)) {
3406	$who->message ("reloading server.");	4137	$who->message ("reloading server.");
		4138	async {
		4139	$Coro::current->{desc} = "perl_reload";
3407	async { reload_perl };	4140	reload_perl;
		4141	};
3408	}	4142	}
3409	};	4143	};
3410		4144
3411	unshift @INC, $LIBDIR;	4145	#############################################################################
3412		4146
3413	my $bug_warning = 0;	4147	my $bug_warning = 0;
3414		4148
3415	our @WAIT_FOR_TICK;
3416	our @WAIT_FOR_TICK_BEGIN;
3417
3418	sub wait_for_tick {	4149	sub wait_for_tick() {
3419	return unless $TICK_WATCHER->is_active;	4150	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3420	return if $Coro::current == $Coro::main;
3421		4151
3422	my $signal = new Coro::Signal;	4152	$WAIT_FOR_TICK->wait;
3423	push @WAIT_FOR_TICK, $signal;
3424	$signal->wait;
3425	}	4153	}
3426		4154
3427	sub wait_for_tick_begin {	4155	sub wait_for_tick_begin() {
3428	return unless $TICK_WATCHER->is_active;	4156	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3429	return if $Coro::current == $Coro::main;
3430		4157
3431	my $signal = new Coro::Signal;	4158	my $signal = new Coro::Signal;
3432	push @WAIT_FOR_TICK_BEGIN, $signal;	4159	push @WAIT_FOR_TICK_BEGIN, $signal;
3433	$signal->wait;	4160	$signal->wait;
3434	}	4161	}
3435		4162
3436	my $min = 1e6;#d#	4163	sub tick {
3437	my $avg = 10;
3438	$TICK_WATCHER = Event->timer (
3439	reentrant => 0,
3440	parked => 1,
3441	prio => 0,
3442	at => $NEXT_TICK || $TICK,
3443	data => WF_AUTOCANCEL,
3444	cb => sub {
3445	if ($Coro::current != $Coro::main) {	4164	if ($Coro::current != $Coro::main) {
3446	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"
3447	unless ++$bug_warning > 10;	4166	unless ++$bug_warning > 10;
3448	return;	4167	return;
3449	}	4168	}
3450		4169
3451	$NOW = $tick_start = Event::time;	4170	cf::one_tick; # one server iteration
3452		4171
3453	cf::server_tick; # one server iteration	4172	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3454		4173
3455	0 && sync_job {#d#	4174	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3456	for(1..10) {	4175	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3457	my $t = Event::time;	4176	Coro::async_pool {
3458	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4177	$Coro::current->{desc} = "runtime saver";
3459	or die;	4178	write_runtime_sync
3460		4179	or error "ERROR: unable to write runtime file: $!";
3461	$map->width (50);
3462	$map->height (50);
3463	$map->alloc;
3464	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3465	my $t = Event::time - $t;
3466
3467	#next unless $t < 0.0013;#d#
3468	if ($t < $min) {
3469	$min = $t;
3470	}
3471	$avg = $avg * 0.99 + $t * 0.01;
3472	}
3473	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3474	exit 0;
3475	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3476	};	4180	};
		4181	}
3477		4182
3478	$RUNTIME += $TICK;
3479	$NEXT_TICK += $TICK;
3480
3481	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3482	$NEXT_RUNTIME_WRITE = $NOW + 10;
3483	Coro::async_pool {
3484	write_runtime
3485	or warn "ERROR: unable to write runtime file: $!";
3486	};
3487	}
3488
3489	# my $AFTER = Event::time;
3490	# warn $AFTER - $NOW;#d#
3491
3492	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4183	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3493	$sig->send;	4184	$sig->send;
3494	}	4185	}
3495	while (my $sig = shift @WAIT_FOR_TICK) {	4186	$WAIT_FOR_TICK->broadcast;
3496	$sig->send;
3497	}
3498		4187
3499	$NOW = Event::time;	4188	$LOAD = ($NOW - $TICK_START) / $TICK;
3500
3501	# if we are delayed by four ticks or more, skip them all
3502	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3503
3504	$TICK_WATCHER->at ($NEXT_TICK);
3505	$TICK_WATCHER->start;
3506
3507	$LOAD = ($NOW - $tick_start) / $TICK;
3508	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4189	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3509		4190
3510	_post_tick;	4191	if (0) {
3511		4192	if ($NEXT_TICK) {
3512		4193	my $jitter = $TICK_START - $NEXT_TICK;
		4194	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4195	debug "jitter $JITTER\n";#d#
		4196	}
3513	},	4197	}
3514	);	4198	}
3515		4199
3516	{	4200	{
3517	BDB::max_poll_time $TICK * 0.1;	4201	# configure BDB
3518	$BDB_POLL_WATCHER = Event->io (	4202
3519	reentrant => 0,
3520	fd => BDB::poll_fileno,
3521	poll => 'r',
3522	prio => 0,
3523	data => WF_AUTOCANCEL,
3524	cb => \&BDB::poll_cb,
3525	);
3526	BDB::min_parallel 8;	4203	BDB::min_parallel 16;
3527		4204	BDB::max_poll_reqs $TICK * 0.1;
3528	BDB::set_sync_prepare {	4205	#$AnyEvent::BDB::WATCHER->priority (1);
3529	my $status;
3530	my $current = $Coro::current;
3531	(
3532	sub {
3533	$status = $!;
3534	$current->ready; undef $current;
3535	},
3536	sub {
3537	Coro::schedule while defined $current;
3538	$! = $status;
3539	},
3540	)
3541	};
3542		4206
3543	unless ($DB_ENV) {	4207	unless ($DB_ENV) {
3544	$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);
3545		4214
3546	cf::sync_job {	4215	cf::sync_job {
3547	eval {	4216	eval {
3548	BDB::db_env_open	4217	BDB::db_env_open
3549	$DB_ENV,	4218	$DB_ENV,
…		…
3551	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
3552	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4221	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3553	0666;	4222	0666;
3554		4223
3555	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4224	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3556
3557	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3558	$DB_ENV->set_lk_detect;
3559	};	4225	};
3560		4226
3561	cf::cleanup "db_env_open(db): $@" if $@;	4227	cf::cleanup "db_env_open(db): $@" if $@;
3562	};	4228	};
3563	}	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	};
3564	}	4240	}
3565		4241
3566	{	4242	{
		4243	# configure IO::AIO
		4244
3567	IO::AIO::min_parallel 8;	4245	IO::AIO::min_parallel 8;
3568
3569	undef $Coro::AIO::WATCHER;
3570	IO::AIO::max_poll_time $TICK * 0.1;	4246	IO::AIO::max_poll_time $TICK * 0.1;
3571	$AIO_POLL_WATCHER = Event->io (	4247	undef $AnyEvent::AIO::WATCHER;
3572	reentrant => 0,
3573	data => WF_AUTOCANCEL,
3574	fd => IO::AIO::poll_fileno,
3575	poll => 'r',
3576	prio => 6,
3577	cb => \&IO::AIO::poll_cb,
3578	);
3579	}	4248	}
3580		4249
3581	my $_log_backtrace;	4250	our $_log_backtrace;
		4251	our $_log_backtrace_last;
3582		4252
3583	sub _log_backtrace {	4253	sub _log_backtrace {
3584	my ($msg, @addr) = @_;	4254	my ($msg, @addr) = @_;
3585		4255
3586	$msg =~ s/\n//;	4256	$msg =~ s/\n$//;
3587		4257
		4258	if ($_log_backtrace_last eq $msg) {
		4259	LOG llevInfo, "[ABT] $msg\n";
		4260	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3588	# limit the # of concurrent backtraces	4261	# limit the # of concurrent backtraces
3589	if ($_log_backtrace < 2) {	4262	} elsif ($_log_backtrace < 2) {
		4263	$_log_backtrace_last = $msg;
3590	++$_log_backtrace;	4264	++$_log_backtrace;
		4265	my $perl_bt = Carp::longmess $msg;
3591	async {	4266	async {
		4267	$Coro::current->{desc} = "abt $msg";
		4268
3592	my @bt = fork_call {	4269	my @bt = fork_call {
3593	@addr = map { sprintf "%x", $_ } @addr;	4270	@addr = map { sprintf "%x", $_ } @addr;
3594	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4271	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3595	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 |"
3596	or die "addr2line: $!";	4273	or die "addr2line: $!";
…		…
3604	}	4281	}
3605		4282
3606	@funcs	4283	@funcs
3607	};	4284	};
3608		4285
3609	LOG llevInfo, "[ABT] $msg\n";	4286	LOG llevInfo, "[ABT] $perl_bt\n";
		4287	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3610	LOG llevInfo, "[ABT] $_\n" for @bt;	4288	LOG llevInfo, "[ABT] $_\n" for @bt;
3611	--$_log_backtrace;	4289	--$_log_backtrace;
3612	};	4290	};
3613	} else {	4291	} else {
3614	LOG llevInfo, "[ABT] $msg\n";	4292	LOG llevInfo, "[ABT] $msg\n";
3615	LOG llevInfo, "[ABT] [suppressed]\n";	4293	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3616	}	4294	}
3617	}	4295	}
3618		4296
3619	# load additional modules	4297	# load additional modules
3620	use cf::pod;	4298	require "cf/$_.pm" for @EXTRA_MODULES;
		4299	cf::_connect_to_perl_2;
3621		4300
3622	END { cf::emergency_save }	4301	END { cf::emergency_save }
3623		4302
3624	1	4303	1
3625		4304

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines