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 1.283 by root, Sun Jun 24 04:09:29 2007 UTC vs.
Revision 1.581 by root, Fri Feb 3 02:04:11 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 3.61 ();	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;
		51	use Coro::Util ();
24		52
		53	use JSON::XS 2.01 ();
25	use BDB ();	54	use BDB ();
26	use Data::Dumper;	55	use Data::Dumper;
27	use Digest::MD5;
28	use Fcntl;	56	use Fcntl;
29	use YAML::Syck ();	57	use YAML::XS ();
30	use IO::AIO 2.32 ();	58	use IO::AIO ();
31	use Time::HiRes;	59	use Time::HiRes;
32	use Compress::LZF;	60	use Compress::LZF;
		61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
33		64
34	# configure various modules to our taste	65	# configure various modules to our taste
35	#	66	#
36	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
37	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";
38	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
39		75
40	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
41		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		78
47	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;
48		82
49	our %COMMAND = ();	83	our %COMMAND = ();
50	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
51		85
52	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	87	our %EXTCMD = ();
		88	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
56		91
57	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
59		96
60	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
61	our $DATADIR = datadir;	99	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
65	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
70	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;
71		120
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	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
		135	our $UPTIME; $UPTIME ||= time;
		136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
77	our $NOW;	138	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		139
80	our $BDB_POLL_WATCHER;	140	our (%PLAYER, %PLAYER_LOADING); # all users
81	our $DB_ENV;	141	our (%MAP, %MAP_LOADING ); # all maps
82
83	our %CFG;
84
85	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;
87
88	our %PLAYER; # all users
89	our %MAP; # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
91		143
92	# used to convert map paths into valid unix filenames by replacing / by ∕	144	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		146
95	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
97	our $tick_start; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
98		159
99	binmode STDOUT;	160	binmode STDOUT;
100	binmode STDERR;	161	binmode STDERR;
101		162
102	# read virtual server time, if available	163	# read virtual server time, if available
103	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
104	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
105	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
106	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
107	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
108		171
109	mkdir $_	172	mkdir $_
110	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
111		174
112	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
113		176
114	sub cf::map::normalise;	177	sub cf::map::normalise;
115		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
116	#############################################################################	183	#############################################################################
117		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
118	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
119		197
120	=over 4	198	=over 4
121		199
122	=item $cf::UPTIME	200	=item $cf::UPTIME
123		201
124	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
125		218
126	=item $cf::RUNTIME	219	=item $cf::RUNTIME
127		220
128	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
129	every server tick.	222	every server tick.
…		…
135	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
136	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
137	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
138	database environment.	231	database environment.
139		232
140	=item $cf::NOW
141
142	The time of the last (current) server tick.
143
144	=item $cf::TICK
145
146	The interval between server ticks, in seconds.
147
148	=item $cf::LOADAVG	233	=item $cf::LOADAVG
149		234
150	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
151	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
152	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
155		240
156	The raw value load value from the last tick.	241	The raw value load value from the last tick.
157		242
158	=item %cf::CFG	243	=item %cf::CFG
159		244
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	246	from wherever your confdir points to.
162		247
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		249
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
		271	=item @cf::INVOKE_RESULTS
		272
		273	This array contains the results of the last C<invoke ()> call. When
		274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		275	that call.
		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
169	=back	283	=back
170		284
171	=cut	285	=cut
172		286
173	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
174	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
175	my $msg = join "", @_;	294	my $msg = join "", @_;
176		295
177	$msg .= "\n"	296	$msg .= "\n"
178	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
179		298
180	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181		300
182	utf8::encode $msg;
183	LOG llevError, $msg;	301	LOG llevWarn, $msg;
184	};	302	};
185	}	303
		304	$Coro::State::DIEHOOK = sub {
		305	return unless $^S eq 0; # "eq", not "=="
		306
		307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
		310	error "DIEHOOK called in main context, Coro bug?\n";#d#
		311	return;#d#
		312	}#d#
		313
		314	# kill coroutine otherwise
		315	Coro::terminate
		316	};
186		317
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
197	for my $pkg (qw(	328	for my $pkg (qw(
198	cf::global cf::attachable	329	cf::global cf::attachable
199	cf::object cf::object::player	330	cf::object cf::object::player
200	cf::client cf::player	331	cf::client cf::player
201	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
202	cf::map cf::party cf::region	334	cf::party cf::region
203	)) {	335	)) {
204	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	337	}
207		338
208	$Event::DIED = sub {	339	$EV::DIED = sub {
209	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
210	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
211		347
212	#############################################################################	348	#############################################################################
213		349
214	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
215		351
…		…
236	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
237	$d	373	$d
238	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
239	}	375	}
240		376
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working	377	=item $scalar = cf::load_file $path
242		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
		391	=item $success = cf::replace_file $path, $data, $sync
		392
		393	Atomically replaces the file at the given $path with new $data, and
		394	optionally $sync the data to disk before replacing the file.
		395
		396	=cut
		397
		398	sub replace_file($$;$) {
		399	my ($path, $data, $sync) = @_;
		400
		401	my $lock = cf::lock_acquire ("replace_file:$path");
		402
		403	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		404	or return;
		405
		406	$data = $data->() if ref $data;
		407
		408	length $data == aio_write $fh, 0, (length $data), $data, 0
		409	or return;
		410
		411	!$sync
		412	or !aio_fsync $fh
		413	or return;
		414
		415	aio_close $fh
		416	and return;
		417
		418	aio_rename "$path~", $path
		419	and return;
		420
		421	if ($sync) {
		422	$path =~ s%/[^/]*$%%;
		423	aio_pathsync $path;
		424	}
		425
		426	1
		427	}
		428
243	=item $ref = cf::from_json $json	429	=item $ref = cf::decode_json $json
244		430
245	Converts a JSON string into the corresponding perl data structure.	431	Converts a JSON string into the corresponding perl data structure.
246		432
247	=item $json = cf::to_json $ref	433	=item $json = cf::encode_json $ref
248		434
249	Converts a perl data structure into its JSON representation.	435	Converts a perl data structure into its JSON representation.
250		436
		437	=cut
		438
		439	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		440
		441	sub encode_json($) { $json_coder->encode ($_[0]) }
		442	sub decode_json($) { $json_coder->decode ($_[0]) }
		443
		444	=item $ref = cf::decode_storable $scalar
		445
		446	Same as Coro::Storable::thaw, so blocks.
		447
		448	=cut
		449
		450	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		451
		452	=item $ref = cf::decode_yaml $scalar
		453
		454	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		455
		456	=cut
		457
		458	sub decode_yaml($) {
		459	fork_call { YAML::XS::Load $_[0] } @_
		460	}
		461
		462	=item $scalar = cf::unlzf $scalar
		463
		464	Same as Compress::LZF::compress, but takes server ticks into account, so
		465	blocks.
		466
		467	=cut
		468
		469	sub unlzf($) {
		470	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		471	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		472	Compress::LZF::decompress $_[0]
		473	}
		474
		475	=item cf::post_init { BLOCK }
		476
		477	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		478	but I<before> the server starts ticking again.
		479
		480	The codeblock will have a single boolean argument to indicate whether this
		481	is a reload or not.
		482
		483	=cut
		484
		485	sub post_init(&) {
		486	push @POST_INIT, shift;
		487	}
		488
		489	sub _post_init {
		490	trace "running post_init jobs";
		491
		492	# run them in parallel...
		493
		494	my @join;
		495
		496	while () {
		497	push @join, map &Coro::async ($_, 0), @POST_INIT;
		498	@POST_INIT = ();
		499
		500	@join or last;
		501
		502	(pop @join)->join;
		503	}
		504	}
		505
251	=item cf::lock_wait $string	506	=item cf::lock_wait $string
252		507
253	Wait until the given lock is available. See cf::lock_acquire.	508	Wait until the given lock is available. See cf::lock_acquire.
254		509
255	=item my $lock = cf::lock_acquire $string	510	=item my $lock = cf::lock_acquire $string
256		511
257	Wait until the given lock is available and then acquires it and returns	512	Wait until the given lock is available and then acquires it and returns
258	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	513	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
259	for example when the coroutine gets canceled), the lock is automatically	514	for example when the coroutine gets canceled), the lock is automatically
260	returned.	515	returned.
261		516
		517	Locks are *not* recursive, locking from the same coro twice results in a
		518	deadlocked coro.
		519
262	Lock names should begin with a unique identifier (for example, cf::map::find	520	Lock names should begin with a unique identifier (for example, cf::map::find
263	uses map_find and cf::map::load uses map_load).	521	uses map_find and cf::map::load uses map_load).
264		522
265	=item $locked = cf::lock_active $string	523	=item $locked = cf::lock_active $string
266		524
267	Return true if the lock is currently active, i.e. somebody has locked it.	525	Return true if the lock is currently active, i.e. somebody has locked it.
268		526
269	=cut	527	=cut
270		528
271	our %LOCK;	529	our $LOCKS = new Coro::SemaphoreSet;
272		530
273	sub lock_wait($) {	531	sub lock_wait($) {
274	my ($key) = @_;	532	$LOCKS->wait ($_[0]);
275
276	# wait for lock, if any
277	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;
280	}
281	}	533	}
282		534
283	sub lock_acquire($) {	535	sub lock_acquire($) {
284	my ($key) = @_;	536	$LOCKS->guard ($_[0])
285
286	# wait, to be sure we are not locked
287	lock_wait $key;
288
289	$LOCK{$key} = [];
290
291	Coro::guard {
292	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };
294	}
295	}	537	}
296		538
297	sub lock_active($) {	539	sub lock_active($) {
298	my ($key) = @_;	540	$LOCKS->count ($_[0]) < 1
299
300	! ! $LOCK{$key}
301	}	541	}
302		542
303	sub freeze_mainloop {	543	sub freeze_mainloop {
304	return unless $TICK_WATCHER->is_active;	544	tick_inhibit_inc;
305		545
306	my $guard = Coro::guard {	546	&Guard::guard (\&tick_inhibit_dec);
307	$TICK_WATCHER->start;	547	}
		548
		549	=item cf::periodic $interval, $cb
		550
		551	Like EV::periodic, but randomly selects a starting point so that the actions
		552	get spread over time.
		553
		554	=cut
		555
		556	sub periodic($$) {
		557	my ($interval, $cb) = @_;
		558
		559	my $start = rand List::Util::min 180, $interval;
		560
		561	EV::periodic $start, $interval, 0, $cb
		562	}
		563
		564	=item cf::get_slot $time[, $priority[, $name]]
		565
		566	Allocate $time seconds of blocking CPU time at priority C<$priority>
		567	(default: 0): This call blocks and returns only when you have at least
		568	C<$time> seconds of cpu time till the next tick. The slot is only valid
		569	till the next cede.
		570
		571	Background jobs should use a priority les than zero, interactive jobs
		572	should use 100 or more.
		573
		574	The optional C<$name> can be used to identify the job to run. It might be
		575	used for statistical purposes and should identify the same time-class.
		576
		577	Useful for short background jobs.
		578
		579	=cut
		580
		581	our @SLOT_QUEUE;
		582	our $SLOT_QUEUE;
		583	our $SLOT_DECAY = 0.9;
		584
		585	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		586	$SLOT_QUEUE = Coro::async {
		587	$Coro::current->desc ("timeslot manager");
		588
		589	my $signal = new Coro::Signal;
		590	my $busy;
		591
		592	while () {
		593	next_job:
		594
		595	my $avail = cf::till_tick;
		596
		597	for (0 .. $#SLOT_QUEUE) {
		598	if ($SLOT_QUEUE[$_][0] <= $avail) {
		599	$busy = 0;
		600	my $job = splice @SLOT_QUEUE, $_, 1, ();
		601	$job->[2]->send;
		602	Coro::cede;
		603	goto next_job;
		604	} else {
		605	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		606	}
		607	}
		608
		609	if (@SLOT_QUEUE) {
		610	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		611	$WAIT_FOR_TICK->wait;
		612	} else {
		613	$busy = 0;
		614	Coro::schedule;
		615	}
308	};	616	}
309	$TICK_WATCHER->stop;	617	};
310	$guard	618
		619	sub get_slot($;$$) {
		620	return if tick_inhibit || $Coro::current == $Coro::main;
		621
		622	my ($time, $pri, $name) = @_;
		623
		624	$time = clamp $time, 0.01, $TICK * .6;
		625
		626	my $sig = new Coro::Signal;
		627
		628	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		629	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		630	$SLOT_QUEUE->ready;
		631	$sig->wait;
311	}	632	}
312		633
313	=item cf::async { BLOCK }	634	=item cf::async { BLOCK }
314		635
315	Currently the same as Coro::async_pool, meaning you cannot use	636	Currently the same as Coro::async_pool, meaning you cannot use
…		…
320		641
321	BEGIN { *async = \&Coro::async_pool }	642	BEGIN { *async = \&Coro::async_pool }
322		643
323	=item cf::sync_job { BLOCK }	644	=item cf::sync_job { BLOCK }
324		645
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	646	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	647	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	648	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	649	acceptable.
329		650
330	If it must be done, put the blocking parts into C<sync_job>. This will run	651	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	652	the given BLOCK in another coroutine while waiting for the result. The
…		…
335	=cut	656	=cut
336		657
337	sub sync_job(&) {	658	sub sync_job(&) {
338	my ($job) = @_;	659	my ($job) = @_;
339		660
340	if ($Coro::current == $Coro::main) {	661	if (in_main) {
341	my $time = Event::time;	662	my $time = AE::time;
342		663
343	# this is the main coro, too bad, we have to block	664	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	665	# till the operation succeeds, freezing the server :/
345		666
346	# TODO: use suspend/resume instead	667	#LOG llevError, Carp::longmess "sync job";#d#
347	# (but this is cancel-safe)	668
348	my $freeze_guard = freeze_mainloop;	669	my $freeze_guard = freeze_mainloop;
349		670
350	my $busy = 1;	671	my $busy = 1;
351	my @res;	672	my @res;
352		673
353	(async {	674	(async {
		675	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	676	@res = eval { $job->() };
355	warn $@ if $@;	677	error $@ if $@;
356	undef $busy;	678	undef $busy;
357	})->prio (Coro::PRIO_MAX);	679	})->prio (Coro::PRIO_MAX);
358		680
359	while ($busy) {	681	while ($busy) {
360	Coro::cede or Event::one_event;	682	if (Coro::nready) {
		683	Coro::cede_notself;
		684	} else {
		685	EV::loop EV::LOOP_ONESHOT;
361	}	686	}
		687	}
362		688
363	$time = Event::time - $time;	689	my $time = AE::time - $time;
364		690
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367
368	$tick_start += $time; # do not account sync jobs to server load	691	$TICK_START += $time; # do not account sync jobs to server load
369		692
370	wantarray ? @res : $res[0]	693	wantarray ? @res : $res[0]
371	} else {	694	} else {
372	# we are in another coroutine, how wonderful, everything just works	695	# we are in another coroutine, how wonderful, everything just works
373		696
…		…
393	$EXT_CORO{$coro+0} = $coro;	716	$EXT_CORO{$coro+0} = $coro;
394		717
395	$coro	718	$coro
396	}	719	}
397		720
398	=item fork_call { }, $args	721	=item fork_call { }, @args
399		722
400	Executes the given code block with the given arguments in a seperate	723	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	724	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	725	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	726	never block itself or use any form of event handling.
404		727
405	=cut	728	=cut
		729
		730	sub post_fork {
		731	reset_signals;
		732	}
406		733
407	sub fork_call(&@) {	734	sub fork_call(&@) {
408	my ($cb, @args) = @_;	735	my ($cb, @args) = @_;
409		736
410	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	737	# we seemingly have to make a local copy of the whole thing,
411	# or die "socketpair: $!";	738	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	739	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		740
415	if (my $pid = fork) {	741	my @res = Coro::Util::fork_eval {
416	close $fh2;	742	cf::post_fork;
		743	&$cb
		744	} @args;
417		745
418	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	746	wantarray ? @res : $res[-1]
419	$res = Coro::Storable::thaw $res;	747	}
420		748
421	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	749	sub objinfo {
422
423	die $$res unless "ARRAY" eq ref $res;
424
425	return wantarray ? @$res : $res->[-1];
426	} else {
427	reset_signals;
428	local $SIG{__WARN__};
429	local $SIG{__DIE__};
430	eval {
431	close $fh1;
432
433	my @res = eval { $cb->(@args) };
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
435	};
436
437	warn $@ if $@;
438	_exit 0;
439	}	750	(
		751	"counter value" => cf::object::object_count,
		752	"objects created" => cf::object::create_count,
		753	"objects destroyed" => cf::object::destroy_count,
		754	"freelist size" => cf::object::free_count,
		755	"allocated objects" => cf::object::objects_size,
		756	"active objects" => cf::object::actives_size,
		757	)
		758	}
		759
		760	=item $coin = coin_from_name $name
		761
		762	=cut
		763
		764	our %coin_alias = (
		765	"silver" => "silvercoin",
		766	"silvercoin" => "silvercoin",
		767	"silvercoins" => "silvercoin",
		768	"gold" => "goldcoin",
		769	"goldcoin" => "goldcoin",
		770	"goldcoins" => "goldcoin",
		771	"platinum" => "platinacoin",
		772	"platinumcoin" => "platinacoin",
		773	"platinumcoins" => "platinacoin",
		774	"platina" => "platinacoin",
		775	"platinacoin" => "platinacoin",
		776	"platinacoins" => "platinacoin",
		777	"royalty" => "royalty",
		778	"royalties" => "royalty",
		779	);
		780
		781	sub coin_from_name($) {
		782	$coin_alias{$_[0]}
		783	? cf::arch::find $coin_alias{$_[0]}
		784	: undef
440	}	785	}
441		786
442	=item $value = cf::db_get $family => $key	787	=item $value = cf::db_get $family => $key
443		788
444	Returns a single value from the environment database.	789	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	791	=item cf::db_put $family => $key => $value
447		792
448	Stores the given C<$value> in the family. It can currently store binary	793	Stores the given C<$value> in the family. It can currently store binary
449	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	794	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450		795
		796	=item $db = cf::db_table "name"
		797
		798	Create and/or open a new database table. The string must not be "db" and must be unique
		799	within each server.
		800
451	=cut	801	=cut
		802
		803	sub db_table($) {
		804	cf::error "db_get called from main context"
		805	if $Coro::current == $Coro::main;
		806
		807	my ($name) = @_;
		808	my $db = BDB::db_create $DB_ENV;
		809
		810	eval {
		811	$db->set_flags (BDB::CHKSUM);
		812
		813	utf8::encode $name;
		814	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		815	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		816	cf::cleanup "db_open(db): $!" if $!;
		817	};
		818	cf::cleanup "db_open(db): $@" if $@;
		819
		820	$db
		821	}
452		822
453	our $DB;	823	our $DB;
454		824
455	sub db_init {	825	sub db_init {
456	unless ($DB) {	826	$DB ||= db_table "db";
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {
460	eval {
461	$DB->set_flags (BDB::CHKSUM);
462
463	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465	cf::cleanup "db_open(db): $!" if $!;
466	};
467	cf::cleanup "db_open(db): $@" if $@;
468	};
469	}
470	}	827	}
471		828
472	sub db_get($$) {	829	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	830	my $key = "$_[0]/$_[1]";
474		831
475	cf::sync_job {	832	cf::error "db_get called from main context"
		833	if $Coro::current == $Coro::main;
		834
476	BDB::db_get $DB, undef, $key, my $data;	835	BDB::db_get $DB, undef, $key, my $data;
477		836
478	$! ? ()	837	$! ? ()
479	: $data	838	: $data
480	}
481	}	839	}
482		840
483	sub db_put($$$) {	841	sub db_put($$$) {
484	BDB::dbreq_pri 4;	842	BDB::dbreq_pri 4;
485	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	843	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
513		871
514	my @data;	872	my @data;
515	my $md5;	873	my $md5;
516		874
517	for (0 .. $#$src) {	875	for (0 .. $#$src) {
518	0 <= aio_load $src->[$_], $data[$_]	876	$data[$_] = load_file $src->[$_];
519	or Carp::croak "$src->[$_]: $!";
520	}	877	}
521		878
522	# if processing is expensive, check	879	# if processing is expensive, check
523	# checksum first	880	# checksum first
524	if (1) {	881	if (1) {
525	$md5 =	882	$md5 =
526	join "\x00",	883	join "\x00",
527	$processversion,	884	$processversion,
528	map {	885	map {
529	Coro::cede;	886	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	887	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	888	} 0.. $#$src;
532		889
533		890
534	my $dbmd5 = db_get cache => "$id/md5";	891	my $dbmd5 = db_get cache => "$id/md5";
…		…
541		898
542	my $t1 = Time::HiRes::time;	899	my $t1 = Time::HiRes::time;
543	my $data = $process->(\@data);	900	my $data = $process->(\@data);
544	my $t2 = Time::HiRes::time;	901	my $t2 = Time::HiRes::time;
545		902
546	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	903	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
547		904
548	db_put cache => "$id/data", $data;	905	db_put cache => "$id/data", $data;
549	db_put cache => "$id/md5" , $md5;	906	db_put cache => "$id/md5" , $md5;
550	db_put cache => "$id/meta", $meta;	907	db_put cache => "$id/meta", $meta;
551		908
…		…
561		918
562	=cut	919	=cut
563		920
564	sub datalog($@) {	921	sub datalog($@) {
565	my ($type, %kv) = @_;	922	my ($type, %kv) = @_;
566	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	923	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
567	}	924	}
568		925
569	=back	926	=back
570		927
571	=cut	928	=cut
572		929
573	#############################################################################	930	#############################################################################
574		931
575	=head2 ATTACHABLE OBJECTS	932	=head2 ATTACHABLE OBJECTS
576		933
577	Many objects in crossfire are so-called attachable objects. That means you can	934	Many objects in deliantra are so-called attachable objects. That means you can
578	attach callbacks/event handlers (a collection of which is called an "attachment")	935	attach callbacks/event handlers (a collection of which is called an "attachment")
579	to it. All such attachable objects support the following methods.	936	to it. All such attachable objects support the following methods.
580		937
581	In the following description, CLASS can be any of C<global>, C<object>	938	In the following description, CLASS can be any of C<global>, C<object>
582	C<player>, C<client> or C<map> (i.e. the attachable objects in	939	C<player>, C<client> or C<map> (i.e. the attachable objects in
583	Crossfire TRT).	940	Deliantra).
584		941
585	=over 4	942	=over 4
586		943
587	=item $attachable->attach ($attachment, key => $value...)	944	=item $attachable->attach ($attachment, key => $value...)
588		945
…		…
632	=item cf::CLASS::attachment $name, ...	989	=item cf::CLASS::attachment $name, ...
633		990
634	Register an attachment by C<$name> through which attachable objects of the	991	Register an attachment by C<$name> through which attachable objects of the
635	given CLASS can refer to this attachment.	992	given CLASS can refer to this attachment.
636		993
637	Some classes such as crossfire maps and objects can specify attachments	994	Some classes such as deliantra maps and objects can specify attachments
638	that are attached at load/instantiate time, thus the need for a name.	995	that are attached at load/instantiate time, thus the need for a name.
639		996
640	These calls expect any number of the following handler/hook descriptions:	997	These calls expect any number of the following handler/hook descriptions:
641		998
642	=over 4	999	=over 4
…		…
766		1123
767	} elsif (exists $cb_id{$type}) {	1124	} elsif (exists $cb_id{$type}) {
768	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1125	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
769		1126
770	} elsif (ref $type) {	1127	} elsif (ref $type) {
771	warn "attaching objects not supported, ignoring.\n";	1128	error "attaching objects not supported, ignoring.\n";
772		1129
773	} else {	1130	} else {
774	shift @arg;	1131	shift @arg;
775	warn "attach argument '$type' not supported, ignoring.\n";	1132	error "attach argument '$type' not supported, ignoring.\n";
776	}	1133	}
777	}	1134	}
778	}	1135	}
779		1136
780	sub _object_attach {	1137	sub _object_attach {
…		…
790	_attach $registry, $klass, @attach;	1147	_attach $registry, $klass, @attach;
791	}	1148	}
792		1149
793	$obj->{$name} = \%arg;	1150	$obj->{$name} = \%arg;
794	} else {	1151	} else {
795	warn "object uses attachment '$name' which is not available, postponing.\n";	1152	info "object uses attachment '$name' which is not available, postponing.\n";
796	}	1153	}
797		1154
798	$obj->{_attachment}{$name} = undef;	1155	$obj->{_attachment}{$name} = undef;
799	}	1156	}
800		1157
…		…
840	";	1197	";
841	die if $@;	1198	die if $@;
842	}	1199	}
843		1200
844	our $override;	1201	our $override;
845	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1202	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846		1203
847	sub override {	1204	sub override {
848	$override = 1;	1205	$override = 1;
849	@invoke_results = ();	1206	@INVOKE_RESULTS = (@_);
850	}	1207	}
851		1208
852	sub do_invoke {	1209	sub do_invoke {
853	my $event = shift;	1210	my $event = shift;
854	my $callbacks = shift;	1211	my $callbacks = shift;
855		1212
856	@invoke_results = ();	1213	@INVOKE_RESULTS = ();
857		1214
858	local $override;	1215	local $override;
859		1216
860	for (@$callbacks) {	1217	for (@$callbacks) {
861	eval { &{$_->[1]} };	1218	eval { &{$_->[1]} };
862		1219
863	if ($@) {	1220	if ($@) {
864	warn "$@";
865	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1221	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
866	override;	1222	override;
867	}	1223	}
868		1224
869	return 1 if $override;	1225	return 1 if $override;
870	}	1226	}
871		1227
872	0	1228	0
873	}	1229	}
874		1230
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1231	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		1232
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1233	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		1234
879	Generate an object-specific event with the given arguments.	1235	Generate an object-specific event with the given arguments.
880		1236
881	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1237	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
882	removed in future versions), and there is no public API to access override	1238	removed in future versions), and there is no public API to access override
883	results (if you must, access C<@cf::invoke_results> directly).	1239	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		1240
885	=back	1241	=back
886		1242
887	=cut	1243	=cut
888		1244
889	#############################################################################	1245	#############################################################################
890	# object support	1246	# object support
		1247
		1248	sub _object_equal($$);
		1249	sub _object_equal($$) {
		1250	my ($a, $b) = @_;
		1251
		1252	return 0 unless (ref $a) eq (ref $b);
		1253
		1254	if ("HASH" eq ref $a) {
		1255	my @ka = keys %$a;
		1256	my @kb = keys %$b;
		1257
		1258	return 0 if @ka != @kb;
		1259
		1260	for (0 .. $#ka) {
		1261	return 0 unless $ka[$_] eq $kb[$_];
		1262	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1263	}
		1264
		1265	} elsif ("ARRAY" eq ref $a) {
		1266
		1267	return 0 if @$a != @$b;
		1268
		1269	for (0 .. $#$a) {
		1270	return 0 unless _object_equal $a->[$_], $b->[$_];
		1271	}
		1272
		1273	} elsif ($a ne $b) {
		1274	return 0;
		1275	}
		1276
		1277	1
		1278	}
		1279
		1280	our $SLOW_MERGES;#d#
		1281	sub _can_merge {
		1282	my ($ob1, $ob2) = @_;
		1283
		1284	++$SLOW_MERGES;#d#
		1285
		1286	# we do the slow way here
		1287	return _object_equal $ob1, $ob2
		1288	}
891		1289
892	sub reattach {	1290	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1291	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1292	my ($obj) = @_;
895		1293
		1294	# no longer needed after getting rid of delete_package?
896	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1295	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
897		1296
898	my $registry = $obj->registry;	1297	my $registry = $obj->registry;
899		1298
900	@$registry = ();	1299	@$registry = ();
901		1300
…		…
906	for (@$attach) {	1305	for (@$attach) {
907	my ($klass, @attach) = @$_;	1306	my ($klass, @attach) = @$_;
908	_attach $registry, $klass, @attach;	1307	_attach $registry, $klass, @attach;
909	}	1308	}
910	} else {	1309	} else {
911	warn "object uses attachment '$name' that is not available, postponing.\n";	1310	info "object uses attachment '$name' that is not available, postponing.\n";
912	}	1311	}
913	}	1312	}
914	}	1313	}
915		1314
916	cf::attachable->attach (	1315	cf::attachable->attach (
917	prio => -1000000,	1316	prio => -1000000,
918	on_instantiate => sub {	1317	on_instantiate => sub {
919	my ($obj, $data) = @_;	1318	my ($obj, $data) = @_;
920		1319
921	$data = from_json $data;	1320	$data = decode_json $data;
922		1321
923	for (@$data) {	1322	for (@$data) {
924	my ($name, $args) = @$_;	1323	my ($name, $args) = @$_;
925		1324
926	$obj->attach ($name, %{$args || {} });	1325	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1341	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1342	my ($filename, $rdata, $objs) = @_;
944		1343
945	sync_job {	1344	sync_job {
946	if (length $$rdata) {	1345	if (length $$rdata) {
		1346	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1347	trace sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1348	$decname, length $$rdata, scalar @$objs
		1349	if $VERBOSE_IO;
949		1350
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1351	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1352	aio_chmod $fh, SAVE_MODE;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1353	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1354	if ($cf::USE_FSYNC) {
		1355	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;
		1356	aio_fsync $fh;
		1357	}
954	close $fh;	1358	aio_close $fh;
955		1359
956	if (@$objs) {	1360	if (@$objs) {
957	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1361	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1362	aio_chmod $fh, SAVE_MODE;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1363	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1364	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1365	if ($cf::USE_FSYNC) {
		1366	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;
		1367	aio_fsync $fh;
		1368	}
962	close $fh;	1369	aio_close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1370	aio_rename "$filename.pst~", "$filename.pst";
964	}	1371	}
965	} else {	1372	} else {
966	aio_unlink "$filename.pst";	1373	aio_unlink "$filename.pst";
967	}	1374	}
968		1375
969	aio_rename "$filename~", $filename;	1376	aio_rename "$filename~", $filename;
		1377
		1378	$filename =~ s%/[^/]+$%%;
		1379	aio_pathsync $filename if $cf::USE_FSYNC;
970	} else {	1380	} else {
971	warn "FATAL: $filename~: $!\n";	1381	error "unable to save objects: $filename~: $!\n";
972	}	1382	}
973	} else {	1383	} else {
974	aio_unlink $filename;	1384	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1385	aio_unlink "$filename.pst";
976	}	1386	}
977	}	1387	};
978	}	1388	}
979		1389
980	sub object_freezer_as_string {	1390	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1391	my ($rdata, $objs) = @_;
982		1392
…		…
994	or return;	1404	or return;
995		1405
996	unless (aio_stat "$filename.pst") {	1406	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1407	(aio_load "$filename.pst", $av) >= 0
998	or return;	1408	or return;
		1409
999	$av = eval { (Storable::thaw $av)->{objs} };	1410	my $st = eval { Coro::Storable::thaw $av };
		1411	$av = $st->{objs};
1000	}	1412	}
1001		1413
		1414	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1415	trace sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1416	$decname, length $data, scalar @{$av || []}
		1417	if $VERBOSE_IO;
		1418
1004	return ($data, $av);	1419	($data, $av)
1005	}	1420	}
1006		1421
1007	=head2 COMMAND CALLBACKS	1422	=head2 COMMAND CALLBACKS
1008		1423
1009	=over 4	1424	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1444	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1445	}
1031		1446
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1447	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1448
1034	Register a callback fro execution when the client sends an extcmd packet.	1449	Register a callback for execution when the client sends an (synchronous)
		1450	extcmd packet. Ext commands will be processed in the order they are
		1451	received by the server, like other user commands. The first argument is
		1452	the logged-in player. Ext commands can only be processed after a player
		1453	has logged in successfully.
1035		1454
1036	If the callback returns something, it is sent back as if reply was being	1455	If the callback returns something, it is sent back as if reply was being
1037	called.	1456	called.
1038		1457
		1458	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1459
		1460	Register a callback for execution when the client sends an (asynchronous)
		1461	exticmd packet. Exti commands are processed by the server as soon as they
		1462	are received, i.e. out of order w.r.t. other commands. The first argument
		1463	is a client socket. Exti commands can be received anytime, even before
		1464	log-in.
		1465
		1466	If the callback returns something, it is sent back as if reply was being
		1467	called.
		1468
1039	=cut	1469	=cut
1040		1470
1041	sub register_extcmd {	1471	sub register_extcmd {
1042	my ($name, $cb) = @_;	1472	my ($name, $cb) = @_;
1043		1473
1044	$EXTCMD{$name} = $cb;	1474	$EXTCMD{$name} = $cb;
1045	}	1475	}
1046		1476
		1477	sub register_exticmd {
		1478	my ($name, $cb) = @_;
		1479
		1480	$EXTICMD{$name} = $cb;
		1481	}
		1482
		1483	use File::Glob ();
		1484
1047	cf::player->attach (	1485	cf::player->attach (
1048	on_command => sub {	1486	on_unknown_command => sub {
1049	my ($pl, $name, $params) = @_;	1487	my ($pl, $name, $params) = @_;
1050		1488
1051	my $cb = $COMMAND{$name}	1489	my $cb = $COMMAND{$name}
1052	or return;	1490	or return;
1053		1491
…		…
1058	cf::override;	1496	cf::override;
1059	},	1497	},
1060	on_extcmd => sub {	1498	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1499	my ($pl, $buf) = @_;
1062		1500
1063	my $msg = eval { from_json $buf };	1501	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1502
1065	if (ref $msg) {	1503	if (ref $msg) {
		1504	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1505
		1506	my @reply;
		1507
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1508	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1509	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1510	}
		1511
		1512	$pl->ext_reply ($reply, @reply)
		1513	if $reply;
		1514
1071	} else {	1515	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1516	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1517	}
1074		1518
1075	cf::override;	1519	cf::override;
1076	},	1520	},
1077	);	1521	);
1078		1522
		1523	# "readahead" all extensions
		1524	sub cache_extensions {
		1525	my $grp = IO::AIO::aio_group;
		1526
		1527	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1528	for (grep /\.ext$/, @{$_[0]}) {
		1529	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1530	}
		1531	};
		1532
		1533	$grp
		1534	}
		1535
1079	sub load_extensions {	1536	sub load_extensions {
		1537	info "loading extensions...";
		1538
1080	cf::sync_job {	1539	cf::sync_job {
1081	my %todo;	1540	my %todo;
1082		1541
1083	for my $path (<$LIBDIR/*.ext>) {	1542	for my $path (<$LIBDIR/*.ext>) {
1084	next unless -r $path;	1543	next unless -r $path;
…		…
1102		1561
1103	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1562	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1104	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1563	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1105		1564
1106	$ext{source} =	1565	$ext{source} =
1107	"package $pkg; use strict; use utf8;\n"	1566	"package $pkg; use common::sense;\n"
1108	. "#line 1 \"$path\"\n{\n"	1567	. "#line 1 \"$path\"\n{\n"
1109	. $source	1568	. $source
1110	. "\n};\n1";	1569	. "\n};\n1";
1111		1570
1112	$todo{$base} = \%ext;	1571	$todo{$base} = \%ext;
1113	}	1572	}
1114		1573
		1574	my $pass = 0;
1115	my %done;	1575	my %done;
1116	while (%todo) {	1576	while (%todo) {
1117	my $progress;	1577	my $progress;
1118		1578
		1579	++$pass;
		1580
		1581	ext:
1119	while (my ($k, $v) = each %todo) {	1582	while (my ($k, $v) = each %todo) {
1120	for (split /,\s*/, $v->{meta}{depends}) {	1583	for (split /,\s*/, $v->{meta}{depends}) {
1121	goto skip	1584	next ext
1122	unless exists $done{$_};	1585	unless exists $done{$_};
1123	}	1586	}
1124		1587
1125	warn "... loading '$k' into '$v->{pkg}'\n";	1588	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1126		1589
1127	unless (eval $v->{source}) {	1590	my $active = eval $v->{source};
		1591
		1592	if (length $@) {
1128	my $msg = $@ ? "$v->{path}: $@\n"	1593	error "$v->{path}: $@\n";
1129	: "$v->{base}: extension inactive.\n";
1130		1594
		1595	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1131	if (exists $v->{meta}{mandatory}) {	1596	if exists $v->{meta}{mandatory};
1132	warn $msg;	1597
1133	warn "mandatory extension failed to load, exiting.\n";	1598	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1134	exit 1;	1599	delete $todo{$k};
1135	}	1600	} else {
1136		1601	$done{$k} = delete $todo{$k};
1137	warn $msg;	1602	push @EXTS, $v->{pkg};
		1603	$progress = 1;
		1604
		1605	info "$v->{base}: extension inactive.\n"
		1606	unless $active;
1138	}	1607	}
1139
1140	$done{$k} = delete $todo{$k};
1141	push @EXTS, $v->{pkg};
1142	$progress = 1;
1143	}	1608	}
1144		1609
1145	skip:	1610	unless ($progress) {
1146	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1611	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1147	unless $progress;	1612
		1613	while (my ($k, $v) = each %todo) {
		1614	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1615	if exists $v->{meta}{mandatory};
		1616	}
		1617
		1618	last;
		1619	}
1148	}	1620	}
1149	};	1621	};
1150	}	1622	}
1151		1623
1152	#############################################################################	1624	#############################################################################
1153		1625
1154	=back	1626	=back
1155		1627
1156	=head2 CORE EXTENSIONS	1628	=head2 CORE EXTENSIONS
1157		1629
1158	Functions and methods that extend core crossfire objects.	1630	Functions and methods that extend core deliantra objects.
1159		1631
1160	=cut	1632	=cut
1161		1633
1162	package cf::player;	1634	package cf::player;
1163		1635
1164	use Coro::AIO;	1636	use Coro::AIO;
1165		1637
1166	=head3 cf::player	1638	=head3 cf::player
1167		1639
1168	=over 4	1640	=over 4
		1641
		1642	=item cf::player::num_playing
		1643
		1644	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1645
		1646	=cut
		1647
		1648	sub num_playing {
		1649	scalar grep
		1650	$_->ob->map
		1651	&& !$_->hidden
		1652	&& !$_->ob->flag (cf::FLAG_WIZ),
		1653	cf::player::list
		1654	}
1169		1655
1170	=item cf::player::find $login	1656	=item cf::player::find $login
1171		1657
1172	Returns the given player object, loading it if necessary (might block).	1658	Returns the given player object, loading it if necessary (might block).
1173		1659
…		…
1192		1678
1193	sub exists($) {	1679	sub exists($) {
1194	my ($login) = @_;	1680	my ($login) = @_;
1195		1681
1196	$cf::PLAYER{$login}	1682	$cf::PLAYER{$login}
1197	or cf::sync_job { !aio_stat path $login }	1683	or !aio_stat path $login
1198	}	1684	}
1199		1685
1200	sub find($) {	1686	sub find($) {
1201	return $cf::PLAYER{$_[0]} || do {	1687	return $cf::PLAYER{$_[0]} || do {
1202	my $login = $_[0];	1688	my $login = $_[0];
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1695	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1696	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1697	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1698	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1699
1214	my $pl = load_pl path $login	1700	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1701	or return;
		1702
		1703	my $pl = cf::player::load_pl $f
		1704	or return;
		1705
		1706	local $cf::PLAYER_LOADING{$login} = $pl;
		1707	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1708	$cf::PLAYER{$login} = $pl
1217	}	1709	}
1218	}	1710	}
1219	}	1711	}
		1712
		1713	cf::player->attach (
		1714	on_load => sub {
		1715	my ($pl, $path) = @_;
		1716
		1717	# restore slots saved in save, below
		1718	my $slots = delete $pl->{_slots};
		1719
		1720	$pl->ob->current_weapon ($slots->[0]);
		1721	$pl->combat_ob ($slots->[1]);
		1722	$pl->ranged_ob ($slots->[2]);
		1723	},
		1724	);
1220		1725
1221	sub save($) {	1726	sub save($) {
1222	my ($pl) = @_;	1727	my ($pl) = @_;
1223		1728
1224	return if $pl->{deny_save};	1729	return if $pl->{deny_save};
…		…
1229	return if $pl->{deny_save};	1734	return if $pl->{deny_save};
1230		1735
1231	aio_mkdir playerdir $pl, 0770;	1736	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1737	$pl->{last_save} = $cf::RUNTIME;
1233		1738
		1739	cf::get_slot 0.01;
		1740
		1741	# save slots, to be restored later
		1742	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1743
1234	$pl->save_pl ($path);	1744	$pl->save_pl ($path);
1235	Coro::cede;	1745	cf::cede_to_tick;
1236	}	1746	}
1237		1747
1238	sub new($) {	1748	sub new($) {
1239	my ($login) = @_;	1749	my ($login) = @_;
1240		1750
…		…
1246	$cf::PLAYER{$login} = $self;	1756	$cf::PLAYER{$login} = $self;
1247		1757
1248	$self	1758	$self
1249	}	1759	}
1250		1760
		1761	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1762
		1763	=cut
		1764
		1765	sub send_msg {
		1766	my $ns = shift->ns
		1767	or return;
		1768	$ns->send_msg (@_);
		1769	}
		1770
1251	=item $pl->quit_character	1771	=item $pl->quit_character
1252		1772
1253	Nukes the player without looking back. If logged in, the connection will	1773	Nukes the player without looking back. If logged in, the connection will
1254	be destroyed. May block for a long time.	1774	be destroyed. May block for a long time.
1255		1775
…		…
1259	my ($pl) = @_;	1779	my ($pl) = @_;
1260		1780
1261	my $name = $pl->ob->name;	1781	my $name = $pl->ob->name;
1262		1782
1263	$pl->{deny_save} = 1;	1783	$pl->{deny_save} = 1;
1264	$pl->password ("*"); # this should lock out the player until we nuked the dir	1784	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1265		1785
1266	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1786	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1267	$pl->deactivate;	1787	$pl->deactivate;
		1788
		1789	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1268	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1790	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1791	ext::highscore::check ($pl->ob);
		1792
1269	$pl->ns->destroy if $pl->ns;	1793	$pl->ns->destroy if $pl->ns;
1270		1794
1271	my $path = playerdir $pl;	1795	my $path = playerdir $pl;
1272	my $temp = "$path~$cf::RUNTIME~deleting~";	1796	my $temp = "$path~$cf::RUNTIME~deleting~";
1273	aio_rename $path, $temp;	1797	aio_rename $path, $temp;
…		…
1308	or return [];	1832	or return [];
1309		1833
1310	my @logins;	1834	my @logins;
1311		1835
1312	for my $login (@$dirs) {	1836	for my $login (@$dirs) {
		1837	my $path = path $login;
		1838
		1839	# a .pst is a dead give-away for a valid player
		1840	# if no pst file found, open and chekc for blocked users
		1841	if (aio_stat "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1842	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1843	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1844	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1845	}
1316		1846
1317	utf8::decode $login;	1847	utf8::decode $login;
1318	push @logins, $login;	1848	push @logins, $login;
1319	}	1849	}
1320		1850
1321	\@logins	1851	\@logins
1322	}	1852	}
1323		1853
1324	=item $player->maps	1854	=item $player->maps
		1855
		1856	=item cf::player::maps $login
1325		1857
1326	Returns an arrayref of map paths that are private for this	1858	Returns an arrayref of map paths that are private for this
1327	player. May block.	1859	player. May block.
1328		1860
1329	=cut	1861	=cut
…		…
1347	}	1879	}
1348		1880
1349	\@paths	1881	\@paths
1350	}	1882	}
1351		1883
1352	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1884	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1353		1885
1354	Expand crossfire pod fragments into protocol xml.	1886	Expand deliantra pod fragments into protocol xml.
1355		1887
1356	=cut
1357
1358	sub expand_cfpod {
1359	((my $self), (local $_)) = @_;
1360
1361	# escape & and <
1362	s/&/&amp;/g;
1363	s/(?<![BIUGH])</&lt;/g;
1364
1365	# this is buggy, it needs to properly take care of nested <'s
1366
1367	1 while
1368	# replace B<>, I<>, U<> etc.
1369	s/B<([^\>]*)>/<b>$1<\/b>/
1370	|| s/I<([^\>]*)>/<i>$1<\/i>/
1371	|| s/U<([^\>]*)>/<u>$1<\/u>/
1372	# replace G<male|female> tags
1373	|| s{G<([^>|]*)\|([^>]*)>}{
1374	$self->gender ? $2 : $1
1375	}ge
1376	# replace H<hint text>
1377	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1378
1379	# create single paragraphs (very hackish)
1380	s/(?<=\S)\n(?=\w)/ /g;
1381
1382	$_
1383	}
1384
1385	=item $player->ext_reply ($msgid, %msg)	1888	=item $player->ext_reply ($msgid, @msg)
1386		1889
1387	Sends an ext reply to the player.	1890	Sends an ext reply to the player.
1388		1891
1389	=cut	1892	=cut
1390		1893
1391	sub ext_reply($$%) {	1894	sub ext_reply($$@) {
1392	my ($self, $id, %msg) = @_;	1895	my ($self, $id, @msg) = @_;
1393		1896
1394	$msg{msgid} = $id;	1897	$self->ns->ext_reply ($id, @msg)
1395
1396	$self->send ("ext " . cf::to_json \%msg);
1397	}	1898	}
1398		1899
1399	=item $player->ext_event ($type, %msg)	1900	=item $player->ext_msg ($type, @msg)
1400		1901
1401	Sends an ext event to the client.	1902	Sends an ext event to the client.
1402		1903
1403	=cut	1904	=cut
1404		1905
1405	sub ext_event($$%) {	1906	sub ext_msg($$@) {
1406	my ($self, $type, %msg) = @_;	1907	my ($self, $type, @msg) = @_;
1407		1908
1408	$self->ns->ext_event ($type, %msg);	1909	$self->ns->ext_msg ($type, @msg);
1409	}	1910	}
1410		1911
1411	=head3 cf::region	1912	=head3 cf::region
1412		1913
1413	=over 4	1914	=over 4
…		…
1423	=cut	1924	=cut
1424		1925
1425	sub find_by_path($) {	1926	sub find_by_path($) {
1426	my ($path) = @_;	1927	my ($path) = @_;
1427		1928
		1929	$path =~ s/^~[^\/]*//; # skip ~login
		1930
1428	my ($match, $specificity);	1931	my ($match, $specificity);
1429		1932
1430	for my $region (list) {	1933	for my $region (list) {
1431	if ($region->match && $path =~ $region->match) {	1934	if ($region->{match} && $path =~ $region->{match}) {
1432	($match, $specificity) = ($region, $region->specificity)	1935	($match, $specificity) = ($region, $region->specificity)
1433	if $region->specificity > $specificity;	1936	if $region->specificity > $specificity;
1434	}	1937	}
1435	}	1938	}
1436		1939
…		…
1457	our $MAX_RESET = 3600;	1960	our $MAX_RESET = 3600;
1458	our $DEFAULT_RESET = 3000;	1961	our $DEFAULT_RESET = 3000;
1459		1962
1460	sub generate_random_map {	1963	sub generate_random_map {
1461	my ($self, $rmp) = @_;	1964	my ($self, $rmp) = @_;
1462	# mit "rum" bekleckern, nicht	1965
		1966	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1967
1463	$self->_create_random_map (	1968	$self->_create_random_map ($rmp);
1464	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1465	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1466	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1467	$rmp->{exit_on_final_map},
1468	$rmp->{xsize}, $rmp->{ysize},
1469	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1470	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1471	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1472	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1473	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1474	(cf::region::find $rmp->{region}), $rmp->{custom}
1475	)
1476	}	1969	}
1477		1970
1478	=item cf::map->register ($regex, $prio)	1971	=item cf::map->register ($regex, $prio)
1479		1972
1480	Register a handler for the map path matching the given regex at the	1973	Register a handler for the map path matching the given regex at the
…		…
1485		1978
1486	sub register {	1979	sub register {
1487	my (undef, $regex, $prio) = @_;	1980	my (undef, $regex, $prio) = @_;
1488	my $pkg = caller;	1981	my $pkg = caller;
1489		1982
1490	no strict;
1491	push @{"$pkg\::ISA"}, __PACKAGE__;	1983	push @{"$pkg\::ISA"}, __PACKAGE__;
1492		1984
1493	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1985	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1494	}	1986	}
1495		1987
1496	# also paths starting with '/'	1988	# also paths starting with '/'
1497	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1989	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1498		1990
1499	sub thawer_merge {	1991	sub thawer_merge {
1500	my ($self, $merge) = @_;	1992	my ($self, $merge) = @_;
1501		1993
1502	# we have to keep some variables in memory intact	1994	# we have to keep some variables in memory intact
…		…
1507	}	1999	}
1508		2000
1509	sub normalise {	2001	sub normalise {
1510	my ($path, $base) = @_;	2002	my ($path, $base) = @_;
1511		2003
1512	$path = "$path"; # make sure its a string	2004	$path = "$path"; # make sure it's a string
1513		2005
1514	$path =~ s/\.map$//;	2006	$path =~ s/\.map$//;
1515		2007
1516	# map plan:	2008	# map plan:
1517	#	2009	#
…		…
1532	$base =~ s{[^/]+/?$}{};	2024	$base =~ s{[^/]+/?$}{};
1533	$path = "$base/$path";	2025	$path = "$base/$path";
1534	}	2026	}
1535		2027
1536	for ($path) {	2028	for ($path) {
1537	redo if s{//}{/};
1538	redo if s{/\.?/}{/};	2029	redo if s{/\.?/}{/};
1539	redo if s{/[^/]+/\.\./}{/};	2030	redo if s{/[^/]+/\.\./}{/};
1540	}	2031	}
1541		2032
1542	$path	2033	$path
…		…
1556	$self->init; # pass $1 etc.	2047	$self->init; # pass $1 etc.
1557	return $self;	2048	return $self;
1558	}	2049	}
1559	}	2050	}
1560		2051
1561	Carp::carp "unable to resolve path '$path' (base '$base').";	2052	Carp::cluck "unable to resolve path '$path' (base '$base')";
1562	()	2053	()
1563	}	2054	}
1564		2055
		2056	# may re-bless or do other evil things
1565	sub init {	2057	sub init {
1566	my ($self) = @_;	2058	my ($self) = @_;
1567		2059
1568	$self	2060	$self
1569	}	2061	}
…		…
1588		2080
1589	# the temporary/swap location	2081	# the temporary/swap location
1590	sub save_path {	2082	sub save_path {
1591	my ($self) = @_;	2083	my ($self) = @_;
1592		2084
1593	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2085	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1594	"$TMPDIR/$path.map"	2086	"$TMPDIR/$path.map"
1595	}	2087	}
1596		2088
1597	# the unique path, undef == no special unique path	2089	# the unique path, undef == no special unique path
1598	sub uniq_path {	2090	sub uniq_path {
1599	my ($self) = @_;	2091	my ($self) = @_;
1600		2092
1601	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2093	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1602	"$UNIQUEDIR/$path"	2094	"$UNIQUEDIR/$path"
1603	}
1604
1605	# and all this just because we cannot iterate over
1606	# all maps in C++...
1607	sub change_all_map_light {
1608	my ($change) = @_;
1609
1610	$_->change_map_light ($change)
1611	for grep $_->outdoor, values %cf::MAP;
1612	}	2095	}
1613		2096
1614	sub decay_objects {	2097	sub decay_objects {
1615	my ($self) = @_;	2098	my ($self) = @_;
1616		2099
…		…
1629		2112
1630	sub load_header_from($) {	2113	sub load_header_from($) {
1631	my ($self, $path) = @_;	2114	my ($self, $path) = @_;
1632		2115
1633	utf8::encode $path;	2116	utf8::encode $path;
1634	#aio_open $path, O_RDONLY, 0	2117	my $f = new_from_file cf::object::thawer $path
1635	# or return;
1636
1637	$self->_load_header ($path)
1638	or return;	2118	or return;
1639		2119
		2120	$self->_load_header ($f)
		2121	or return;
		2122
		2123	local $MAP_LOADING{$self->{path}} = $self;
		2124	$f->resolve_delayed_derefs;
		2125
1640	$self->{load_path} = $path;	2126	$self->{load_path} = $path;
1641		2127
1642	1	2128	1
1643	}	2129	}
1644		2130
		2131	# used to laod the header of an original map
1645	sub load_header_orig {	2132	sub load_header_orig {
1646	my ($self) = @_;	2133	my ($self) = @_;
1647		2134
1648	$self->load_header_from ($self->load_path)	2135	$self->load_header_from ($self->load_path)
1649	}	2136	}
1650		2137
		2138	# used to laod the header of an instantiated map
1651	sub load_header_temp {	2139	sub load_header_temp {
1652	my ($self) = @_;	2140	my ($self) = @_;
1653		2141
1654	$self->load_header_from ($self->save_path)	2142	$self->load_header_from ($self->save_path)
1655	}	2143	}
1656		2144
		2145	# called after loading the header from an instantiated map
1657	sub prepare_temp {	2146	sub prepare_temp {
1658	my ($self) = @_;	2147	my ($self) = @_;
1659		2148
1660	$self->last_access ((delete $self->{last_access})	2149	$self->last_access ((delete $self->{last_access})
1661	|| $cf::RUNTIME); #d#	2150	|| $cf::RUNTIME); #d#
1662	# safety	2151	# safety
1663	$self->{instantiate_time} = $cf::RUNTIME	2152	$self->{instantiate_time} = $cf::RUNTIME
1664	if $self->{instantiate_time} > $cf::RUNTIME;	2153	if $self->{instantiate_time} > $cf::RUNTIME;
1665	}	2154	}
1666		2155
		2156	# called after loading the header from an original map
1667	sub prepare_orig {	2157	sub prepare_orig {
1668	my ($self) = @_;	2158	my ($self) = @_;
1669		2159
1670	$self->{load_original} = 1;	2160	$self->{load_original} = 1;
1671	$self->{instantiate_time} = $cf::RUNTIME;	2161	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1695		2185
1696	sub find;	2186	sub find;
1697	sub find {	2187	sub find {
1698	my ($path, $origin) = @_;	2188	my ($path, $origin) = @_;
1699		2189
		2190	cf::cede_to_tick;
		2191
1700	$path = normalise $path, $origin && $origin->path;	2192	$path = normalise $path, $origin;
1701		2193
		2194	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1702	cf::lock_wait "map_find:$path";	2195	my $guard2 = cf::lock_acquire "map_find:$path";
1703		2196
1704	$cf::MAP{$path} || do {	2197	$cf::MAP{$path} || do {
1705	my $guard = cf::lock_acquire "map_find:$path";
1706	my $map = new_from_path cf::map $path	2198	my $map = new_from_path cf::map $path
1707	or return;	2199	or return;
1708		2200
1709	$map->{last_save} = $cf::RUNTIME;	2201	$map->{last_save} = $cf::RUNTIME;
1710		2202
…		…
1712	or return;	2204	or return;
1713		2205
1714	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2206	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1715	# doing this can freeze the server in a sync job, obviously	2207	# doing this can freeze the server in a sync job, obviously
1716	#$cf::WAIT_FOR_TICK->wait;	2208	#$cf::WAIT_FOR_TICK->wait;
		2209	undef $guard2;
		2210	undef $guard1;
1717	$map->reset;	2211	$map->reset;
1718	undef $guard;
1719	return find $path;	2212	return find $path;
1720	}	2213	}
1721		2214
1722	$cf::MAP{$path} = $map	2215	$cf::MAP{$path} = $map
1723	}	2216	}
1724	}	2217	}
1725		2218
1726	sub pre_load { }	2219	sub pre_load { }
1727	sub post_load { }	2220	#sub post_load { } # XS
1728		2221
1729	sub load {	2222	sub load {
1730	my ($self) = @_;	2223	my ($self) = @_;
1731		2224
1732	local $self->{deny_reset} = 1; # loading can take a long time	2225	local $self->{deny_reset} = 1; # loading can take a long time
1733		2226
1734	my $path = $self->{path};	2227	my $path = $self->{path};
1735		2228
1736	{	2229	{
1737	my $guard = cf::lock_acquire "map_load:$path";	2230	my $guard = cf::lock_acquire "map_data:$path";
1738		2231
		2232	return unless $self->valid;
1739	return if $self->in_memory != cf::MAP_SWAPPED;	2233	return unless $self->state == cf::MAP_SWAPPED;
1740
1741	$self->in_memory (cf::MAP_LOADING);
1742		2234
1743	$self->alloc;	2235	$self->alloc;
1744		2236
1745	$self->pre_load;	2237	$self->pre_load;
1746	Coro::cede;	2238	cf::cede_to_tick;
1747		2239
1748	$self->_load_objects ($self->{load_path}, 1)	2240	if (exists $self->{load_path}) {
		2241	my $f = new_from_file cf::object::thawer $self->{load_path};
		2242	$f->skip_block;
		2243	$self->_load_objects ($f)
1749	or return;	2244	or return;
1750		2245
1751	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2246	$self->post_load_original
1752	if delete $self->{load_original};	2247	if delete $self->{load_original};
1753		2248
1754	if (my $uniq = $self->uniq_path) {	2249	if (my $uniq = $self->uniq_path) {
1755	utf8::encode $uniq;	2250	utf8::encode $uniq;
1756	if (aio_open $uniq, O_RDONLY, 0) {	2251	unless (aio_stat $uniq) {
		2252	if (my $f = new_from_file cf::object::thawer $uniq) {
1757	$self->clear_unique_items;	2253	$self->clear_unique_items;
1758	$self->_load_objects ($uniq, 0);	2254	$self->_load_objects ($f);
		2255	$f->resolve_delayed_derefs;
		2256	}
		2257	}
1759	}	2258	}
1760	}
1761		2259
1762	Coro::cede;	2260	$f->resolve_delayed_derefs;
		2261	} else {
		2262	$self->post_load_original
		2263	if delete $self->{load_original};
		2264	}
		2265
		2266	$self->state (cf::MAP_INACTIVE);
		2267
		2268	cf::cede_to_tick;
1763	# now do the right thing for maps	2269	# now do the right thing for maps
1764	$self->link_multipart_objects;	2270	$self->link_multipart_objects;
1765	$self->difficulty ($self->estimate_difficulty)	2271	$self->difficulty ($self->estimate_difficulty)
1766	unless $self->difficulty;	2272	unless $self->difficulty;
1767	Coro::cede;	2273	cf::cede_to_tick;
1768		2274
1769	unless ($self->{deny_activate}) {	2275	unless ($self->{deny_activate}) {
1770	$self->decay_objects;	2276	$self->decay_objects;
1771	$self->fix_auto_apply;	2277	$self->fix_auto_apply;
1772	$self->update_buttons;	2278	$self->update_buttons;
1773	Coro::cede;	2279	cf::cede_to_tick;
1774	$self->set_darkness_map;	2280	#$self->activate; # no longer activate maps automatically
1775	Coro::cede;
1776	$self->activate;
1777	}	2281	}
1778		2282
1779	$self->in_memory (cf::MAP_IN_MEMORY);	2283	$self->{last_save} = $cf::RUNTIME;
		2284	$self->last_access ($cf::RUNTIME);
1780	}	2285	}
1781		2286
1782	$self->post_load;	2287	$self->post_load;
1783	}
1784		2288
		2289	1
		2290	}
		2291
		2292	# customize the map for a given player, i.e.
		2293	# return the _real_ map. used by e.g. per-player
		2294	# maps to change the path to ~playername/mappath
1785	sub customise_for {	2295	sub customise_for {
1786	my ($self, $ob) = @_;	2296	my ($self, $ob) = @_;
1787		2297
1788	return find "~" . $ob->name . "/" . $self->{path}	2298	return find "~" . $ob->name . "/" . $self->{path}
1789	if $self->per_player;	2299	if $self->per_player;
…		…
1792	# if $self->per_party;	2302	# if $self->per_party;
1793		2303
1794	$self	2304	$self
1795	}	2305	}
1796		2306
1797	# find and load all maps in the 3x3 area around a map
1798	sub load_diag {
1799	my ($map) = @_;
1800
1801	my @diag; # diagonal neighbours
1802
1803	for (0 .. 3) {
1804	my $neigh = $map->tile_path ($_)
1805	or next;
1806	$neigh = find $neigh, $map
1807	or next;
1808	$neigh->load;
1809
1810	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1811	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1812	}
1813
1814	for (@diag) {
1815	my $neigh = find @$_
1816	or next;
1817	$neigh->load;
1818	}
1819	}
1820
1821	sub find_sync {	2307	sub find_sync {
1822	my ($path, $origin) = @_;	2308	my ($path, $origin) = @_;
1823		2309
1824	cf::sync_job { find $path, $origin }	2310	# it's a bug to call this from the main context
		2311	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2312	if $Coro::current == $Coro::main;
		2313
		2314	find $path, $origin
1825	}	2315	}
1826		2316
1827	sub do_load_sync {	2317	sub do_load_sync {
1828	my ($map) = @_;	2318	my ($map) = @_;
1829		2319
1830	cf::sync_job { $map->load };	2320	# it's a bug to call this from the main context
		2321	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2322	if $Coro::current == $Coro::main;
		2323
		2324	$map->load;
1831	}	2325	}
1832		2326
1833	our %MAP_PREFETCH;	2327	our %MAP_PREFETCH;
1834	our $MAP_PREFETCHER = undef;	2328	our $MAP_PREFETCHER = undef;
1835		2329
1836	sub find_async {	2330	sub find_async {
1837	my ($path, $origin) = @_;	2331	my ($path, $origin, $load) = @_;
1838		2332
1839	$path = normalise $path, $origin && $origin->{path};	2333	$path = normalise $path, $origin;
1840		2334
1841	if (my $map = $cf::MAP{$path}) {	2335	if (my $map = $cf::MAP{$path}) {
1842	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2336	return $map if !$load || $map->linkable;
1843	}	2337	}
1844		2338
1845	undef $MAP_PREFETCH{$path};	2339	$MAP_PREFETCH{$path} |= $load;
		2340
1846	$MAP_PREFETCHER ||= cf::async {	2341	$MAP_PREFETCHER ||= cf::async {
		2342	$Coro::current->{desc} = "map prefetcher";
		2343
1847	while (%MAP_PREFETCH) {	2344	while (%MAP_PREFETCH) {
1848	for my $path (keys %MAP_PREFETCH) {	2345	while (my ($k, $v) = each %MAP_PREFETCH) {
1849	my $map = find $path	2346	if (my $map = find $k) {
1850	or next;
1851	$map->load;	2347	$map->load if $v;
		2348	}
1852		2349
1853	delete $MAP_PREFETCH{$path};	2350	delete $MAP_PREFETCH{$k};
1854	}	2351	}
1855	}	2352	}
1856	undef $MAP_PREFETCHER;	2353	undef $MAP_PREFETCHER;
1857	};	2354	};
1858	$MAP_PREFETCHER->prio (6);	2355	$MAP_PREFETCHER->prio (6);
1859		2356
1860	()	2357	()
1861	}	2358	}
1862		2359
		2360	# common code, used by both ->save and ->swapout
1863	sub save {	2361	sub _save {
1864	my ($self) = @_;	2362	my ($self) = @_;
1865
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;
1867		2363
1868	$self->{last_save} = $cf::RUNTIME;	2364	$self->{last_save} = $cf::RUNTIME;
1869		2365
1870	return unless $self->dirty;	2366	return unless $self->dirty;
1871		2367
…		…
1877	return if $self->{deny_save};	2373	return if $self->{deny_save};
1878		2374
1879	local $self->{last_access} = $self->last_access;#d#	2375	local $self->{last_access} = $self->last_access;#d#
1880		2376
1881	cf::async {	2377	cf::async {
		2378	$Coro::current->{desc} = "map player save";
1882	$_->contr->save for $self->players;	2379	$_->contr->save for $self->players;
1883	};	2380	};
		2381
		2382	cf::get_slot 0.02;
1884		2383
1885	if ($uniq) {	2384	if ($uniq) {
1886	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2385	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1887	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2386	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1888	} else {	2387	} else {
1889	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2388	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1890	}	2389	}
1891	}	2390	}
1892		2391
		2392	sub save {
		2393	my ($self) = @_;
		2394
		2395	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2396
		2397	$self->_save;
		2398	}
		2399
1893	sub swap_out {	2400	sub swap_out {
1894	my ($self) = @_;	2401	my ($self) = @_;
1895		2402
1896	# save first because save cedes
1897	$self->save;
1898
1899	my $lock = cf::lock_acquire "map_data:" . $self->path;	2403	my $lock = cf::lock_acquire "map_data:$self->{path}";
1900		2404
		2405	return if !$self->linkable;
		2406	return if $self->{deny_save};
1901	return if $self->players;	2407	return if $self->players;
1902	return if $self->in_memory != cf::MAP_IN_MEMORY;
1903	return if $self->{deny_save};
1904		2408
		2409	# first deactivate the map and "unlink" it from the core
		2410	$self->deactivate;
		2411	$_->clear_links_to ($self) for values %cf::MAP;
		2412	$self->state (cf::MAP_SWAPPED);
		2413
		2414	# then atomically save
		2415	$self->_save;
		2416
		2417	# then free the map
1905	$self->clear;	2418	$self->clear;
1906	$self->in_memory (cf::MAP_SWAPPED);
1907	}	2419	}
1908		2420
1909	sub reset_at {	2421	sub reset_at {
1910	my ($self) = @_;	2422	my ($self) = @_;
1911		2423
…		…
1929		2441
1930	my $lock = cf::lock_acquire "map_data:$self->{path}";	2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
1931		2443
1932	return if $self->players;	2444	return if $self->players;
1933		2445
1934	warn "resetting map ", $self->path;	2446	cf::trace "resetting map ", $self->path, "\n";
1935		2447
1936	$self->in_memory (cf::MAP_SWAPPED);	2448	$self->state (cf::MAP_SWAPPED);
1937		2449
1938	# need to save uniques path	2450	# need to save uniques path
1939	unless ($self->{deny_save}) {	2451	unless ($self->{deny_save}) {
1940	my $uniq = $self->uniq_path; utf8::encode $uniq;	2452	my $uniq = $self->uniq_path; utf8::encode $uniq;
1941		2453
…		…
1943	if $uniq;	2455	if $uniq;
1944	}	2456	}
1945		2457
1946	delete $cf::MAP{$self->path};	2458	delete $cf::MAP{$self->path};
1947		2459
		2460	$self->deactivate;
		2461	$_->clear_links_to ($self) for values %cf::MAP;
1948	$self->clear;	2462	$self->clear;
1949
1950	$_->clear_links_to ($self) for values %cf::MAP;
1951		2463
1952	$self->unlink_save;	2464	$self->unlink_save;
1953	$self->destroy;	2465	$self->destroy;
1954	}	2466	}
1955		2467
1956	my $nuke_counter = "aaaa";	2468	my $nuke_counter = "aaaa";
1957		2469
1958	sub nuke {	2470	sub nuke {
1959	my ($self) = @_;	2471	my ($self) = @_;
1960		2472
		2473	{
		2474	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2475
1961	delete $cf::MAP{$self->path};	2476	delete $cf::MAP{$self->path};
1962		2477
1963	$self->unlink_save;	2478	$self->unlink_save;
1964		2479
1965	bless $self, "cf::map";	2480	bless $self, "cf::map::wrap";
1966	delete $self->{deny_reset};	2481	delete $self->{deny_reset};
1967	$self->{deny_save} = 1;	2482	$self->{deny_save} = 1;
1968	$self->reset_timeout (1);	2483	$self->reset_timeout (1);
1969	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2484	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1970		2485
1971	$cf::MAP{$self->path} = $self;	2486	$cf::MAP{$self->path} = $self;
		2487	}
1972		2488
1973	$self->reset; # polite request, might not happen	2489	$self->reset; # polite request, might not happen
1974	}	2490	}
1975		2491
1976	=item $maps = cf::map::tmp_maps	2492	=item $maps = cf::map::tmp_maps
…		…
2018		2534
2019	sub unique_maps() {	2535	sub unique_maps() {
2020	[	2536	[
2021	map {	2537	map {
2022	utf8::decode $_;	2538	utf8::decode $_;
2023	/\.map$/	2539	s/\.map$//; # TODO future compatibility hack
		2540	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2541	? ()
2024	? normalise $_	2542	: normalise $_
2025	: ()
2026	} @{ aio_readdir $UNIQUEDIR or [] }	2543	} @{ aio_readdir $UNIQUEDIR or [] }
2027	]	2544	]
2028	}	2545	}
2029		2546
2030	package cf;	2547	=item cf::map::static_maps
		2548
		2549	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2550	file in the shared directory excluding F</styles> and F</editor>). May
		2551	block.
		2552
		2553	=cut
		2554
		2555	sub static_maps() {
		2556	my @dirs = "";
		2557	my @maps;
		2558
		2559	while (@dirs) {
		2560	my $dir = shift @dirs;
		2561
		2562	next if $dir eq "/styles" || $dir eq "/editor";
		2563
		2564	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2565	or return;
		2566
		2567	for (@$files) {
		2568	s/\.map$// or next;
		2569	utf8::decode $_;
		2570	push @maps, "$dir/$_";
		2571	}
		2572
		2573	push @dirs, map "$dir/$_", @$dirs;
		2574	}
		2575
		2576	\@maps
		2577	}
2031		2578
2032	=back	2579	=back
2033		2580
2034	=head3 cf::object	2581	=head3 cf::object
2035		2582
…		…
2039		2586
2040	=over 4	2587	=over 4
2041		2588
2042	=item $ob->inv_recursive	2589	=item $ob->inv_recursive
2043		2590
2044	Returns the inventory of the object _and_ their inventories, recursively.	2591	Returns the inventory of the object I<and> their inventories, recursively,
		2592	but I<not> the object itself.
2045		2593
2046	=cut	2594	=cut
2047		2595
2048	sub inv_recursive_;	2596	sub inv_recursive_;
2049	sub inv_recursive_ {	2597	sub inv_recursive_ {
…		…
2052		2600
2053	sub inv_recursive {	2601	sub inv_recursive {
2054	inv_recursive_ inv $_[0]	2602	inv_recursive_ inv $_[0]
2055	}	2603	}
2056		2604
		2605	=item $ref = $ob->ref
		2606
		2607	Creates and returns a persistent reference to an object that can be stored as a string.
		2608
		2609	=item $ob = cf::object::deref ($refstring)
		2610
		2611	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2612	even if the object actually exists. May block.
		2613
		2614	=cut
		2615
		2616	sub deref {
		2617	my ($ref) = @_;
		2618
		2619	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2620	my ($uuid, $name) = ($1, $2);
		2621	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2622	or return;
		2623	$pl->ob->uuid eq $uuid
		2624	or return;
		2625
		2626	$pl->ob
		2627	} else {
		2628	warn "$ref: cannot resolve object reference\n";
		2629	undef
		2630	}
		2631	}
		2632
2057	package cf;	2633	package cf;
2058		2634
2059	=back	2635	=back
2060		2636
2061	=head3 cf::object::player	2637	=head3 cf::object::player
…		…
2067	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2643	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2068	can be C<undef>. Does the right thing when the player is currently in a	2644	can be C<undef>. Does the right thing when the player is currently in a
2069	dialogue with the given NPC character.	2645	dialogue with the given NPC character.
2070		2646
2071	=cut	2647	=cut
		2648
		2649	our $SAY_CHANNEL = {
		2650	id => "say",
		2651	title => "Map",
		2652	reply => "say ",
		2653	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2654	};
		2655
		2656	our $CHAT_CHANNEL = {
		2657	id => "chat",
		2658	title => "Chat",
		2659	reply => "chat ",
		2660	tooltip => "Player chat and shouts, global to the server.",
		2661	};
2072		2662
2073	# rough implementation of a future "reply" method that works	2663	# rough implementation of a future "reply" method that works
2074	# with dialog boxes.	2664	# with dialog boxes.
2075	#TODO: the first argument must go, split into a $npc->reply_to ( method	2665	#TODO: the first argument must go, split into a $npc->reply_to ( method
2076	sub cf::object::player::reply($$$;$) {	2666	sub cf::object::player::reply($$$;$) {
…		…
2083		2673
2084	} else {	2674	} else {
2085	my $pl = $self->contr;	2675	my $pl = $self->contr;
2086		2676
2087	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2677	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2088	my $diag = $pl->{npc_dialog};	2678	my $dialog = $pl->{npc_dialog};
2089	$diag->{pl}->ext_reply (	2679	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2090	$diag->{id},
2091	msgtype => "reply",
2092	msg => $diag->{pl}->expand_cfpod ($msg),
2093	add_topics => []
2094	);
2095		2680
2096	} else {	2681	} else {
2097	$msg = $npc->name . " says: $msg" if $npc;	2682	$msg = $npc->name . " says: $msg" if $npc;
2098	$self->message ($msg, $flags);	2683	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2099	}	2684	}
2100	}	2685	}
		2686	}
		2687
		2688	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2689
		2690	=cut
		2691
		2692	sub cf::object::send_msg {
		2693	my $pl = shift->contr
		2694	or return;
		2695	$pl->send_msg (@_);
2101	}	2696	}
2102		2697
2103	=item $player_object->may ("access")	2698	=item $player_object->may ("access")
2104		2699
2105	Returns wether the given player is authorized to access resource "access"	2700	Returns wether the given player is authorized to access resource "access"
…		…
2118		2713
2119	=item $player_object->enter_link	2714	=item $player_object->enter_link
2120		2715
2121	Freezes the player and moves him/her to a special map (C<{link}>).	2716	Freezes the player and moves him/her to a special map (C<{link}>).
2122		2717
2123	The player should be reasonably safe there for short amounts of time. You	2718	The player should be reasonably safe there for short amounts of time (e.g.
2124	I<MUST> call C<leave_link> as soon as possible, though.	2719	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2720	though, as the player cannot control the character while it is on the link
		2721	map.
2125		2722
2126	Will never block.	2723	Will never block.
2127		2724
2128	=item $player_object->leave_link ($map, $x, $y)	2725	=item $player_object->leave_link ($map, $x, $y)
2129		2726
…		…
2149	sub cf::object::player::enter_link {	2746	sub cf::object::player::enter_link {
2150	my ($self) = @_;	2747	my ($self) = @_;
2151		2748
2152	$self->deactivate_recursive;	2749	$self->deactivate_recursive;
2153		2750
		2751	++$self->{_link_recursion};
		2752
2154	return if UNIVERSAL::isa $self->map, "ext::map_link";	2753	return if UNIVERSAL::isa $self->map, "ext::map_link";
2155		2754
2156	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2755	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2157	if $self->map && $self->map->{path} ne "{link}";	2756	if $self->map && $self->map->{path} ne "{link}";
2158		2757
2159	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2758	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2160	}	2759	}
2161		2760
2162	sub cf::object::player::leave_link {	2761	sub cf::object::player::leave_link {
2163	my ($self, $map, $x, $y) = @_;	2762	my ($self, $map, $x, $y) = @_;
2164		2763
…		…
2181	($x, $y) = (-1, -1)	2780	($x, $y) = (-1, -1)
2182	unless (defined $x) && (defined $y);	2781	unless (defined $x) && (defined $y);
2183		2782
2184	# use -1 or undef as default coordinates, not 0, 0	2783	# use -1 or undef as default coordinates, not 0, 0
2185	($x, $y) = ($map->enter_x, $map->enter_y)	2784	($x, $y) = ($map->enter_x, $map->enter_y)
2186	if $x <=0 && $y <= 0;	2785	if $x <= 0 && $y <= 0;
2187		2786
2188	$map->load;	2787	$map->load;
2189	$map->load_diag;
2190		2788
2191	return unless $self->contr->active;	2789	return unless $self->contr->active;
2192	$self->activate_recursive;
2193		2790
2194	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2791	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2195	$self->enter_map ($map, $x, $y);	2792	if ($self->enter_map ($map, $x, $y)) {
2196	}	2793	# entering was successful
		2794	delete $self->{_link_recursion};
		2795	# only activate afterwards, to support waiting in hooks
		2796	$self->activate_recursive;
		2797	}
2197		2798
		2799	}
		2800
2198	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2801	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2199		2802
2200	Moves the player to the given map-path and coordinates by first freezing	2803	Moves the player to the given map-path and coordinates by first freezing
2201	her, loading and preparing them map, calling the provided $check callback	2804	her, loading and preparing them map, calling the provided $check callback
2202	that has to return the map if sucecssful, and then unfreezes the player on	2805	that has to return the map if sucecssful, and then unfreezes the player on
2203	the new (success) or old (failed) map position.	2806	the new (success) or old (failed) map position. In either case, $done will
		2807	be called at the end of this process.
		2808
		2809	Note that $check will be called with a potentially non-loaded map, so if
		2810	it needs a loaded map it has to call C<< ->load >>.
2204		2811
2205	=cut	2812	=cut
2206		2813
2207	our $GOTOGEN;	2814	our $GOTOGEN;
2208		2815
2209	sub cf::object::player::goto {	2816	sub cf::object::player::goto {
2210	my ($self, $path, $x, $y, $check) = @_;	2817	my ($self, $path, $x, $y, $check, $done) = @_;
		2818
		2819	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2820	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2821	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2822	($path, $x, $y) = @$EMERGENCY_POSITION;
		2823	}
2211		2824
2212	# do generation counting so two concurrent goto's will be executed in-order	2825	# do generation counting so two concurrent goto's will be executed in-order
2213	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2826	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2214		2827
2215	$self->enter_link;	2828	$self->enter_link;
2216		2829
2217	(async {	2830	(async {
		2831	$Coro::current->{desc} = "player::goto $path $x $y";
		2832
		2833	# *tag paths override both path and x|y
		2834	if ($path =~ /^\*(.*)$/) {
		2835	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2836	my $ob = $obs[rand @obs];
		2837
		2838	# see if we actually can go there
		2839	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2840	$ob = $obs[rand @obs];
		2841	} else {
		2842	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2843	}
		2844	# else put us there anyways for now #d#
		2845
		2846	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2847	} else {
		2848	($path, $x, $y) = (undef, undef, undef);
		2849	}
		2850	}
		2851
2218	my $map = eval {	2852	my $map = eval {
2219	my $map = cf::map::find $path;	2853	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2220		2854
2221	if ($map) {	2855	if ($map) {
2222	$map = $map->customise_for ($self);	2856	$map = $map->customise_for ($self);
2223	$map = $check->($map) if $check && $map;	2857	$map = $check->($map, $x, $y, $self) if $check && $map;
2224	} else {	2858	} else {
2225	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2859	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2226	}	2860	}
2227		2861
2228	$map	2862	$map
2229	};	2863	};
2230		2864
…		…
2235		2869
2236	if ($gen == $self->{_goto_generation}) {	2870	if ($gen == $self->{_goto_generation}) {
2237	delete $self->{_goto_generation};	2871	delete $self->{_goto_generation};
2238	$self->leave_link ($map, $x, $y);	2872	$self->leave_link ($map, $x, $y);
2239	}	2873	}
		2874
		2875	$done->($self) if $done;
2240	})->prio (1);	2876	})->prio (1);
2241	}	2877	}
2242		2878
2243	=item $player_object->enter_exit ($exit_object)	2879	=item $player_object->enter_exit ($exit_object)
2244		2880
…		…
2264	}	2900	}
2265		2901
2266	sub prepare_random_map {	2902	sub prepare_random_map {
2267	my ($exit) = @_;	2903	my ($exit) = @_;
2268		2904
2269	my $guard = cf::lock_acquire "exit_prepare:$exit";
2270
2271	# all this does is basically replace the /! path by	2905	# all this does is basically replace the /! path by
2272	# a new random map path (?random/...) with a seed	2906	# a new random map path (?random/...) with a seed
2273	# that depends on the exit object	2907	# that depends on the exit object
2274		2908
2275	my $rmp = parse_random_map_params $exit->msg;	2909	my $rmp = parse_random_map_params $exit->msg;
…		…
2277	if ($exit->map) {	2911	if ($exit->map) {
2278	$rmp->{region} = $exit->region->name;	2912	$rmp->{region} = $exit->region->name;
2279	$rmp->{origin_map} = $exit->map->path;	2913	$rmp->{origin_map} = $exit->map->path;
2280	$rmp->{origin_x} = $exit->x;	2914	$rmp->{origin_x} = $exit->x;
2281	$rmp->{origin_y} = $exit->y;	2915	$rmp->{origin_y} = $exit->y;
		2916
		2917	$exit->map->touch;
2282	}	2918	}
2283		2919
2284	$rmp->{random_seed} ||= $exit->random_seed;	2920	$rmp->{random_seed} ||= $exit->random_seed;
2285		2921
2286	my $data = cf::to_json $rmp;	2922	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2287	my $md5 = Digest::MD5::md5_hex $data;	2923	my $md5 = Digest::MD5::md5_hex $data;
2288	my $meta = "$RANDOMDIR/$md5.meta";	2924	my $meta = "$RANDOMDIR/$md5.meta";
2289		2925
2290	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2926	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2291	aio_write $fh, 0, (length $data), $data, 0;	2927	aio_write $fh, 0, (length $data), $data, 0;
2292	undef $fh;	2928	undef $fh;
2293	aio_rename "$meta~", $meta;	2929	aio_rename "$meta~", $meta;
2294		2930
		2931	my $slaying = "?random/$md5";
		2932
		2933	if ($exit->valid) {
2295	$exit->slaying ("?random/$md5");	2934	$exit->slaying ("?random/$md5");
2296	$exit->msg (undef);	2935	$exit->msg (undef);
		2936	}
2297	}	2937	}
2298	}	2938	}
2299		2939
2300	sub cf::object::player::enter_exit {	2940	sub cf::object::player::enter_exit {
2301	my ($self, $exit) = @_;	2941	my ($self, $exit) = @_;
2302		2942
2303	return unless $self->type == cf::PLAYER;	2943	return unless $self->type == cf::PLAYER;
2304		2944
2305	if ($exit->slaying eq "/!") {
2306	#TODO: this should de-fi-ni-te-ly not be a sync-job
2307	# the problem is that $exit might not survive long enough
2308	# so it needs to be done right now, right here
2309	cf::sync_job { prepare_random_map $exit };
2310	}
2311
2312	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2313	my $hp = $exit->stats->hp;
2314	my $sp = $exit->stats->sp;
2315
2316	$self->enter_link;	2945	$self->enter_link;
2317		2946
2318	(async {	2947	(async {
2319	$self->deactivate_recursive; # just to be sure	2948	$Coro::current->{desc} = "enter_exit";
		2949
2320	unless (eval {	2950	unless (eval {
		2951	$self->deactivate_recursive; # just to be sure
		2952
		2953	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2954	my $x = $exit->stats->hp;
		2955	my $y = $exit->stats->sp;
		2956
		2957	# special map handling
		2958	my $slaying = $exit->slaying;
		2959
		2960	# special map handling
		2961	if ($slaying eq "/!") {
		2962	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2963
		2964	prepare_random_map $exit
		2965	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2966
		2967	$map = $exit->slaying;
		2968
		2969	} elsif ($slaying eq '!up') {
		2970	$map = $exit->map->tile_path (cf::TILE_UP);
		2971	$x = $exit->x;
		2972	$y = $exit->y;
		2973
		2974	} elsif ($slaying eq '!down') {
		2975	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2976	$x = $exit->x;
		2977	$y = $exit->y;
		2978	}
		2979
2321	$self->goto ($slaying, $hp, $sp);	2980	$self->goto ($map, $x, $y);
2322		2981
		2982	# if exit is damned, update players death & WoR home-position
		2983	$self->contr->savebed ($map, $x, $y)
		2984	if $exit->flag (cf::FLAG_DAMNED);
		2985
2323	1;	2986	1
2324	}) {	2987	}) {
2325	$self->message ("Something went wrong deep within the crossfire server. "	2988	$self->message ("Something went wrong deep within the deliantra server. "
2326	. "I'll try to bring you back to the map you were before. "	2989	. "I'll try to bring you back to the map you were before. "
2327	. "Please report this to the dungeon master!",	2990	. "Please report this to the dungeon master!",
2328	cf::NDI_UNIQUE | cf::NDI_RED);	2991	cf::NDI_UNIQUE | cf::NDI_RED);
2329		2992
2330	warn "ERROR in enter_exit: $@";	2993	error "ERROR in enter_exit: $@";
2331	$self->leave_link;	2994	$self->leave_link;
2332	}	2995	}
2333	})->prio (1);	2996	})->prio (1);
2334	}	2997	}
2335		2998
…		…
2349		3012
2350	utf8::encode $text;	3013	utf8::encode $text;
2351	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3014	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2352	}	3015	}
2353		3016
		3017	=item $client->send_big_packet ($pkt)
		3018
		3019	Like C<send_packet>, but tries to compress large packets, and fragments
		3020	them as required.
		3021
		3022	=cut
		3023
		3024	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3025
		3026	sub cf::client::send_big_packet {
		3027	my ($self, $pkt) = @_;
		3028
		3029	# try lzf for large packets
		3030	$pkt = "lzf " . Compress::LZF::compress $pkt
		3031	if 1024 <= length $pkt and $self->{can_lzf};
		3032
		3033	# split very large packets
		3034	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3035	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3036	$pkt = "frag";
		3037	}
		3038
		3039	$self->send_packet ($pkt);
		3040	}
		3041
2354	=item $client->send_msg ($color, $type, $msg, [extra...])	3042	=item $client->send_msg ($channel, $msg, $color, [extra...])
2355		3043
2356	Send a drawinfo or msg packet to the client, formatting the msg for the	3044	Send a drawinfo or msg packet to the client, formatting the msg for the
2357	client if neccessary. C<$type> should be a string identifying the type of	3045	client if neccessary. C<$type> should be a string identifying the type of
2358	the message, with C<log> being the default. If C<$color> is negative, suppress	3046	the message, with C<log> being the default. If C<$color> is negative, suppress
2359	the message unless the client supports the msg packet.	3047	the message unless the client supports the msg packet.
2360		3048
2361	=cut	3049	=cut
2362		3050
		3051	# non-persistent channels (usually the info channel)
		3052	our %CHANNEL = (
		3053	"c/motd" => {
		3054	id => "infobox",
		3055	title => "MOTD",
		3056	reply => undef,
		3057	tooltip => "The message of the day",
		3058	},
		3059	"c/identify" => {
		3060	id => "infobox",
		3061	title => "Identify",
		3062	reply => undef,
		3063	tooltip => "Items recently identified",
		3064	},
		3065	"c/examine" => {
		3066	id => "infobox",
		3067	title => "Examine",
		3068	reply => undef,
		3069	tooltip => "Signs and other items you examined",
		3070	},
		3071	"c/shopinfo" => {
		3072	id => "infobox",
		3073	title => "Shop Info",
		3074	reply => undef,
		3075	tooltip => "What your bargaining skill tells you about the shop",
		3076	},
		3077	"c/book" => {
		3078	id => "infobox",
		3079	title => "Book",
		3080	reply => undef,
		3081	tooltip => "The contents of a note or book",
		3082	},
		3083	"c/lookat" => {
		3084	id => "infobox",
		3085	title => "Look",
		3086	reply => undef,
		3087	tooltip => "What you saw there",
		3088	},
		3089	"c/who" => {
		3090	id => "infobox",
		3091	title => "Players",
		3092	reply => undef,
		3093	tooltip => "Shows players who are currently online",
		3094	},
		3095	"c/body" => {
		3096	id => "infobox",
		3097	title => "Body Parts",
		3098	reply => undef,
		3099	tooltip => "Shows which body parts you posess and are available",
		3100	},
		3101	"c/statistics" => {
		3102	id => "infobox",
		3103	title => "Statistics",
		3104	reply => undef,
		3105	tooltip => "Shows your primary statistics",
		3106	},
		3107	"c/skills" => {
		3108	id => "infobox",
		3109	title => "Skills",
		3110	reply => undef,
		3111	tooltip => "Shows your experience per skill and item power",
		3112	},
		3113	"c/shopitems" => {
		3114	id => "infobox",
		3115	title => "Shop Items",
		3116	reply => undef,
		3117	tooltip => "Shows the items currently for sale in this shop",
		3118	},
		3119	"c/resistances" => {
		3120	id => "infobox",
		3121	title => "Resistances",
		3122	reply => undef,
		3123	tooltip => "Shows your resistances",
		3124	},
		3125	"c/pets" => {
		3126	id => "infobox",
		3127	title => "Pets",
		3128	reply => undef,
		3129	tooltip => "Shows information abotu your pets/a specific pet",
		3130	},
		3131	"c/perceiveself" => {
		3132	id => "infobox",
		3133	title => "Perceive Self",
		3134	reply => undef,
		3135	tooltip => "You gained detailed knowledge about yourself",
		3136	},
		3137	"c/uptime" => {
		3138	id => "infobox",
		3139	title => "Uptime",
		3140	reply => undef,
		3141	tooltip => "How long the server has been running since last restart",
		3142	},
		3143	"c/mapinfo" => {
		3144	id => "infobox",
		3145	title => "Map Info",
		3146	reply => undef,
		3147	tooltip => "Information related to the maps",
		3148	},
		3149	"c/party" => {
		3150	id => "party",
		3151	title => "Party",
		3152	reply => "gsay ",
		3153	tooltip => "Messages and chat related to your party",
		3154	},
		3155	"c/death" => {
		3156	id => "death",
		3157	title => "Death",
		3158	reply => undef,
		3159	tooltip => "Reason for and more info about your most recent death",
		3160	},
		3161	"c/say" => $SAY_CHANNEL,
		3162	"c/chat" => $CHAT_CHANNEL,
		3163	);
		3164
2363	sub cf::client::send_msg {	3165	sub cf::client::send_msg {
2364	my ($self, $color, $type, $msg, @extra) = @_;	3166	my ($self, $channel, $msg, $color, @extra) = @_;
2365		3167
2366	$msg = $self->pl->expand_cfpod ($msg);	3168	$msg = $self->pl->expand_cfpod ($msg)
		3169	unless $color & cf::NDI_VERBATIM;
2367		3170
2368	if ($self->can_msg) {	3171	$color &= cf::NDI_CLIENT_MASK; # just in case...
2369	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);
2370	} else {
2371	# replace some tags by gcfclient-compatible ones
2372	for ($msg) {
2373	1 while
2374	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2375	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2376	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2377	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2378	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${1}[\/color]/;
2379	}
2380		3172
2381	if ($color >= 0) {	3173	# check predefined channels, for the benefit of C
2382	if ($msg =~ /\[/) {	3174	if ($CHANNEL{$channel}) {
2383	$self->send_packet ("drawextinfo $color 4 0 $msg")	3175	$channel = $CHANNEL{$channel};
2384	} else {	3176
2385	$self->send_packet ("drawinfo $color $msg")	3177	$self->ext_msg (channel_info => $channel);
		3178	$channel = $channel->{id};
		3179
		3180	} elsif (ref $channel) {
		3181	# send meta info to client, if not yet sent
		3182	unless (exists $self->{channel}{$channel->{id}}) {
		3183	$self->{channel}{$channel->{id}} = $channel;
		3184	$self->ext_msg (channel_info => $channel);
2386	}	3185	}
2387	}
2388	}
2389	}
2390		3186
		3187	$channel = $channel->{id};
		3188	}
		3189
		3190	return unless @extra || length $msg;
		3191
		3192	# default colour, mask it out
		3193	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		3194	if $color & cf::NDI_DEF;
		3195
		3196	my $pkt = "msg "
		3197	. $self->{json_coder}->encode (
		3198	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3199	);
		3200
		3201	$self->send_big_packet ($pkt);
		3202	}
		3203
2391	=item $client->ext_event ($type, %msg)	3204	=item $client->ext_msg ($type, @msg)
2392		3205
2393	Sends an exti event to the client.	3206	Sends an ext event to the client.
2394		3207
2395	=cut	3208	=cut
2396		3209
2397	sub cf::client::ext_event($$%) {	3210	sub cf::client::ext_msg($$@) {
2398	my ($self, $type, %msg) = @_;	3211	my ($self, $type, @msg) = @_;
2399		3212
		3213	if ($self->extcmd == 2) {
		3214	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3215	} elsif ($self->extcmd == 1) { # TODO: remove
2400	$msg{msgtype} = "event_$type";	3216	push @msg, msgtype => "event_$type";
2401	$self->send_packet ("ext " . cf::to_json \%msg);	3217	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3218	}
		3219	}
		3220
		3221	=item $client->ext_reply ($msgid, @msg)
		3222
		3223	Sends an ext reply to the client.
		3224
		3225	=cut
		3226
		3227	sub cf::client::ext_reply($$@) {
		3228	my ($self, $id, @msg) = @_;
		3229
		3230	return unless $self->extcmd == 2;
		3231
		3232	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2402	}	3233	}
2403		3234
2404	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2405		3236
2406	Queues a query to the client, calling the given callback with	3237	Queues a query to the client, calling the given callback with
2407	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	3238	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2408	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	3239	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2409		3240
2410	Queries can fail, so check the return code. Or don't, as queries will become	3241	Queries can fail, so check the return code. Or don't, as queries will
2411	reliable at some point in the future.	3242	become reliable at some point in the future.
2412		3243
2413	=cut	3244	=cut
2414		3245
2415	sub cf::client::query {	3246	sub cf::client::query {
2416	my ($self, $flags, $text, $cb) = @_;	3247	my ($self, $flags, $text, $cb) = @_;
…		…
2424	utf8::encode $text;	3255	utf8::encode $text;
2425	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	3256	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2426		3257
2427	$self->send_packet ($self->{query_queue}[0][0])	3258	$self->send_packet ($self->{query_queue}[0][0])
2428	if @{ $self->{query_queue} } == 1;	3259	if @{ $self->{query_queue} } == 1;
		3260
		3261	1
2429	}	3262	}
2430		3263
2431	cf::client->attach (	3264	cf::client->attach (
		3265	on_connect => sub {
		3266	my ($ns) = @_;
		3267
		3268	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3269	},
2432	on_reply => sub {	3270	on_reply => sub {
2433	my ($ns, $msg) = @_;	3271	my ($ns, $msg) = @_;
2434		3272
2435	# this weird shuffling is so that direct followup queries	3273	# this weird shuffling is so that direct followup queries
2436	# get handled first	3274	# get handled first
…		…
2448	} else {	3286	} else {
2449	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	3287	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2450	}	3288	}
2451	}	3289	}
2452	},	3290	},
		3291	on_exticmd => sub {
		3292	my ($ns, $buf) = @_;
		3293
		3294	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		3295
		3296	if (ref $msg) {
		3297	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3298
		3299	my @reply;
		3300
		3301	if (my $cb = $EXTICMD{$type}) {
		3302	@reply = $cb->($ns, @payload);
		3303	}
		3304
		3305	$ns->ext_reply ($reply, @reply)
		3306	if $reply;
		3307
		3308	} else {
		3309	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3310	}
		3311
		3312	cf::override;
		3313	},
2453	);	3314	);
2454		3315
2455	=item $client->async (\&cb)	3316	=item $client->async (\&cb)
2456		3317
2457	Create a new coroutine, running the specified callback. The coroutine will	3318	Create a new coroutine, running the specified callback. The coroutine will
…		…
2473		3334
2474	$coro	3335	$coro
2475	}	3336	}
2476		3337
2477	cf::client->attach (	3338	cf::client->attach (
2478	on_destroy => sub {	3339	on_client_destroy => sub {
2479	my ($ns) = @_;	3340	my ($ns) = @_;
2480		3341
2481	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3342	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2482	},	3343	},
2483	);	3344	);
…		…
2498	our $safe = new Safe "safe";	3359	our $safe = new Safe "safe";
2499	our $safe_hole = new Safe::Hole;	3360	our $safe_hole = new Safe::Hole;
2500		3361
2501	$SIG{FPE} = 'IGNORE';	3362	$SIG{FPE} = 'IGNORE';
2502		3363
2503	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3364	$safe->permit_only (Opcode::opset qw(
		3365	:base_core :base_mem :base_orig :base_math :base_loop
		3366	grepstart grepwhile mapstart mapwhile
		3367	sort time
		3368	));
2504		3369
2505	# here we export the classes and methods available to script code	3370	# here we export the classes and methods available to script code
2506		3371
2507	=pod	3372	=pod
2508		3373
2509	The following functions and methods are available within a safe environment:	3374	The following functions and methods are available within a safe environment:
2510		3375
2511	cf::object contr pay_amount pay_player map	3376	cf::object
		3377	contr pay_amount pay_player map x y force_find force_add destroy
		3378	insert remove name archname title slaying race decrease split
		3379	value
		3380
2512	cf::object::player player	3381	cf::object::player
2513	cf::player peaceful	3382	player
2514	cf::map trigger	3383
		3384	cf::player
		3385	peaceful
		3386
		3387	cf::map
		3388	trigger
2515		3389
2516	=cut	3390	=cut
2517		3391
2518	for (	3392	for (
2519	["cf::object" => qw(contr pay_amount pay_player map)],	3393	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3394	insert remove inv nrof name archname title slaying race
		3395	decrease split destroy change_exp value msg lore send_msg)],
2520	["cf::object::player" => qw(player)],	3396	["cf::object::player" => qw(player)],
2521	["cf::player" => qw(peaceful)],	3397	["cf::player" => qw(peaceful send_msg)],
2522	["cf::map" => qw(trigger)],	3398	["cf::map" => qw(trigger)],
2523	) {	3399	) {
2524	no strict 'refs';
2525	my ($pkg, @funs) = @$_;	3400	my ($pkg, @funs) = @$_;
2526	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3401	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2527	for @funs;	3402	for @funs;
2528	}	3403	}
2529		3404
…		…
2544		3419
2545	my $qcode = $code;	3420	my $qcode = $code;
2546	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3421	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2547	$qcode =~ s/\n/\\n/g;	3422	$qcode =~ s/\n/\\n/g;
2548		3423
		3424	%vars = (_dummy => 0) unless %vars;
		3425
		3426	my @res;
2549	local $_;	3427	local $_;
2550	local @safe::cf::_safe_eval_args = values %vars;
2551		3428
2552	my $eval =	3429	my $eval =
2553	"do {\n"	3430	"do {\n"
2554	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3431	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2555	. "#line 0 \"{$qcode}\"\n"	3432	. "#line 0 \"{$qcode}\"\n"
2556	. $code	3433	. $code
2557	. "\n}"	3434	. "\n}"
2558	;	3435	;
2559		3436
		3437	if ($CFG{safe_eval}) {
2560	sub_generation_inc;	3438	sub_generation_inc;
		3439	local @safe::cf::_safe_eval_args = values %vars;
2561	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3440	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2562	sub_generation_inc;	3441	sub_generation_inc;
		3442	} else {
		3443	local @cf::_safe_eval_args = values %vars;
		3444	@res = wantarray ? eval eval : scalar eval $eval;
		3445	}
2563		3446
2564	if ($@) {	3447	if ($@) {
2565	warn "$@";	3448	warn "$@",
2566	warn "while executing safe code '$code'\n";	3449	"while executing safe code '$code'\n",
2567	warn "with arguments " . (join " ", %vars) . "\n";	3450	"with arguments " . (join " ", %vars) . "\n";
2568	}	3451	}
2569		3452
2570	wantarray ? @res : $res[0]	3453	wantarray ? @res : $res[0]
2571	}	3454	}
2572		3455
…		…
2586	=cut	3469	=cut
2587		3470
2588	sub register_script_function {	3471	sub register_script_function {
2589	my ($fun, $cb) = @_;	3472	my ($fun, $cb) = @_;
2590		3473
2591	no strict 'refs';	3474	$fun = "safe::$fun" if $CFG{safe_eval};
2592	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3475	*$fun = $safe_hole->wrap ($cb);
2593	}	3476	}
2594		3477
2595	=back	3478	=back
2596		3479
2597	=cut	3480	=cut
…		…
2600	# the server's init and main functions	3483	# the server's init and main functions
2601		3484
2602	sub load_facedata($) {	3485	sub load_facedata($) {
2603	my ($path) = @_;	3486	my ($path) = @_;
2604		3487
		3488	# HACK to clear player env face cache, we need some signal framework
		3489	# for this (global event?)
		3490	%ext::player_env::MUSIC_FACE_CACHE = ();
		3491
		3492	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3493
2605	warn "loading facedata from $path\n";	3494	trace "loading facedata from $path\n";
2606		3495
2607	my $facedata;	3496	my $facedata = decode_storable load_file $path;
2608	0 < aio_load $path, $facedata
2609	or die "$path: $!";
2610
2611	$facedata = Coro::Storable::thaw $facedata;
2612		3497
2613	$facedata->{version} == 2	3498	$facedata->{version} == 2
2614	or cf::cleanup "$path: version mismatch, cannot proceed.";	3499	or cf::cleanup "$path: version mismatch, cannot proceed.";
2615		3500
		3501	# patch in the exptable
		3502	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3503	$facedata->{resource}{"res/exp_table"} = {
		3504	type => FT_RSRC,
		3505	data => $exp_table,
		3506	hash => (Digest::MD5::md5 $exp_table),
		3507	};
		3508	cf::cede_to_tick;
		3509
2616	{	3510	{
2617	my $faces = $facedata->{faceinfo};	3511	my $faces = $facedata->{faceinfo};
2618		3512
2619	while (my ($face, $info) = each %$faces) {	3513	while (my ($face, $info) = each %$faces) {
2620	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3514	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3515
2621	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3516	cf::face::set_visibility $idx, $info->{visibility};
		3517	cf::face::set_magicmap $idx, $info->{magicmap};
2622	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3518	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2623	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3519	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2624	Coro::cede;	3520	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3521
		3522	cf::cede_to_tick;
2625	}	3523	}
2626		3524
2627	while (my ($face, $info) = each %$faces) {	3525	while (my ($face, $info) = each %$faces) {
2628	next unless $info->{smooth};	3526	next unless $info->{smooth};
		3527
2629	my $idx = cf::face::find $face	3528	my $idx = cf::face::find $face
2630	or next;	3529	or next;
		3530
2631	if (my $smooth = cf::face::find $info->{smooth}) {	3531	if (my $smooth = cf::face::find $info->{smooth}) {
		3532	cf::face::set_smooth $idx, $smooth;
2632	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3533	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2633	} else {	3534	} else {
2634	warn "smooth face '$info->{smooth}' not found for face '$face'";	3535	error "smooth face '$info->{smooth}' not found for face '$face'";
2635	}	3536	}
2636	Coro::cede;	3537
		3538	cf::cede_to_tick;
2637	}	3539	}
2638	}	3540	}
2639		3541
2640	{	3542	{
2641	my $anims = $facedata->{animinfo};	3543	my $anims = $facedata->{animinfo};
2642		3544
2643	while (my ($anim, $info) = each %$anims) {	3545	while (my ($anim, $info) = each %$anims) {
2644	cf::anim::set $anim, $info->{frames}, $info->{facings};	3546	cf::anim::set $anim, $info->{frames}, $info->{facings};
2645	Coro::cede;	3547	cf::cede_to_tick;
2646	}	3548	}
2647		3549
2648	cf::anim::invalidate_all; # d'oh	3550	cf::anim::invalidate_all; # d'oh
2649	}	3551	}
2650		3552
		3553	{
		3554	my $res = $facedata->{resource};
		3555
		3556	while (my ($name, $info) = each %$res) {
		3557	if (defined (my $type = $info->{type})) {
		3558	# TODO: different hash - must free and use new index, or cache ixface data queue
		3559	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3560
		3561	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3562	cf::face::set_type $idx, $type;
		3563	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3564	} else {
		3565	# $RESOURCE{$name} = $info; # unused
		3566	}
		3567
		3568	cf::cede_to_tick;
		3569	}
		3570	}
		3571
		3572	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3573
2651	1	3574	1
2652	}	3575	}
2653		3576
		3577	register_exticmd fx_want => sub {
		3578	my ($ns, $want) = @_;
		3579
		3580	while (my ($k, $v) = each %$want) {
		3581	$ns->fx_want ($k, $v);
		3582	}
		3583	};
		3584
		3585	sub load_resource_file($) {
		3586	my $guard = lock_acquire "load_resource_file";
		3587
		3588	my $status = load_resource_file_ $_[0];
		3589	get_slot 0.1, 100;
		3590	cf::arch::commit_load;
		3591
		3592	$status
		3593	}
		3594
2654	sub reload_regions {	3595	sub reload_regions {
		3596	# HACK to clear player env face cache, we need some signal framework
		3597	# for this (global event?)
		3598	%ext::player_env::MUSIC_FACE_CACHE = ();
		3599
2655	load_resource_file "$MAPDIR/regions"	3600	load_resource_file "$MAPDIR/regions"
2656	or die "unable to load regions file\n";	3601	or die "unable to load regions file\n";
		3602
		3603	for (cf::region::list) {
		3604	$_->{match} = qr/$_->{match}/
		3605	if exists $_->{match};
		3606	}
2657	}	3607	}
2658		3608
2659	sub reload_facedata {	3609	sub reload_facedata {
2660	load_facedata "$DATADIR/facedata"	3610	load_facedata "$DATADIR/facedata"
2661	or die "unable to load facedata\n";	3611	or die "unable to load facedata\n";
…		…
2669	sub reload_treasures {	3619	sub reload_treasures {
2670	load_resource_file "$DATADIR/treasures"	3620	load_resource_file "$DATADIR/treasures"
2671	or die "unable to load treasurelists\n";	3621	or die "unable to load treasurelists\n";
2672	}	3622	}
2673		3623
		3624	sub reload_sound {
		3625	trace "loading sound config from $DATADIR/sound\n";
		3626
		3627	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3628
		3629	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3630	my $sound = $soundconf->{compat}[$_]
		3631	or next;
		3632
		3633	my $face = cf::face::find "sound/$sound->[1]";
		3634	cf::sound::set $sound->[0] => $face;
		3635	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3636	}
		3637
		3638	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3639	my $face = cf::face::find "sound/$v";
		3640	cf::sound::set $k => $face;
		3641	}
		3642	}
		3643
2674	sub reload_resources {	3644	sub reload_resources {
2675	warn "reloading resource files...\n";	3645	trace "reloading resource files...\n";
2676		3646
		3647	reload_exp_table;
		3648	reload_materials;
		3649	reload_facedata;
		3650	reload_sound;
		3651	reload_archetypes;
2677	reload_regions;	3652	reload_regions;
2678	reload_facedata;
2679	#reload_archetypes;#d#
2680	reload_archetypes;
2681	reload_treasures;	3653	reload_treasures;
2682		3654
2683	warn "finished reloading resource files\n";	3655	trace "finished reloading resource files\n";
2684	}	3656	}
2685		3657
2686	sub init {	3658	sub reload_config {
2687	reload_resources;	3659	trace "reloading config file...\n";
2688	}
2689		3660
2690	sub cfg_load {	3661	my $config = load_file "$CONFDIR/config";
2691	open my $fh, "<:utf8", "$CONFDIR/config"	3662	utf8::decode $config;
2692	or return;	3663	*CFG = decode_yaml $config;
2693		3664
2694	local $/;
2695	*CFG = YAML::Syck::Load <$fh>;
2696
2697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3665	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2698		3666
2699	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3667	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2700	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3668	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2701		3669
2702	if (exists $CFG{mlockall}) {	3670	if (exists $CFG{mlockall}) {
…		…
2706	};	3674	};
2707	warn $@ if $@;	3675	warn $@ if $@;
2708	}	3676	}
2709	}	3677	}
2710		3678
		3679	sub pidfile() {
		3680	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3681	or die "$PIDFILE: $!";
		3682	flock $fh, &Fcntl::LOCK_EX
		3683	or die "$PIDFILE: flock: $!";
		3684	$fh
		3685	}
		3686
		3687	# make sure only one server instance is running at any one time
		3688	sub atomic {
		3689	my $fh = pidfile;
		3690
		3691	my $pid = <$fh>;
		3692	kill 9, $pid if $pid > 0;
		3693
		3694	seek $fh, 0, 0;
		3695	print $fh $$;
		3696	}
		3697
		3698	sub main_loop {
		3699	trace "EV::loop starting\n";
		3700	if (1) {
		3701	EV::loop;
		3702	}
		3703	trace "EV::loop returned\n";
		3704	goto &main_loop unless $REALLY_UNLOOP;
		3705	}
		3706
2711	sub main {	3707	sub main {
		3708	cf::init_globals; # initialise logging
		3709
		3710	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3711	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3712	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3713	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3714
		3715	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3716
2712	# we must not ever block the main coroutine	3717	# we must not ever block the main coroutine
2713	local $Coro::idle = sub {	3718	local $Coro::idle = sub {
2714	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3719	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2715	(async {	3720	(async {
2716	Event::one_event;	3721	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3722	EV::loop EV::LOOP_ONESHOT;
2717	})->prio (Coro::PRIO_MAX);	3723	})->prio (Coro::PRIO_MAX);
2718	};	3724	};
2719		3725
2720	cfg_load;	3726	evthread_start IO::AIO::poll_fileno;
		3727
		3728	cf::sync_job {
		3729	cf::incloader::init ();
		3730
		3731	cf::init_anim;
		3732	cf::init_attackmess;
		3733	cf::init_dynamic;
		3734
		3735	cf::load_settings;
		3736
		3737	reload_resources;
		3738	reload_config;
2721	db_init;	3739	db_init;
		3740
		3741	cf::init_uuid;
		3742	cf::init_signals;
		3743	cf::init_skills;
		3744
		3745	cf::init_beforeplay;
		3746
		3747	atomic;
		3748
2722	load_extensions;	3749	load_extensions;
2723		3750
2724	$TICK_WATCHER->start;	3751	utime time, time, $RUNTIMEFILE;
2725	Event::loop;	3752
		3753	# no (long-running) fork's whatsoever before this point(!)
		3754	use POSIX ();
		3755	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3756
		3757	cf::_post_init 0;
		3758	};
		3759
		3760	cf::object::thawer::errors_are_fatal 0;
		3761	info "parse errors in files are no longer fatal from this point on.\n";
		3762
		3763	AE::postpone {
		3764	undef &main; # free gobs of memory :)
		3765	};
		3766
		3767	goto &main_loop;
2726	}	3768	}
2727		3769
2728	#############################################################################	3770	#############################################################################
2729	# initialisation and cleanup	3771	# initialisation and cleanup
2730		3772
2731	# install some emergency cleanup handlers	3773	# install some emergency cleanup handlers
2732	BEGIN {	3774	BEGIN {
		3775	our %SIGWATCHER = ();
2733	for my $signal (qw(INT HUP TERM)) {	3776	for my $signal (qw(INT HUP TERM)) {
2734	Event->signal (	3777	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2735	reentrant => 0,
2736	data => WF_AUTOCANCEL,
2737	signal => $signal,
2738	prio => 0,
2739	cb => sub {
2740	cf::cleanup "SIG$signal";	3778	cf::cleanup "SIG$signal";
2741	},
2742	);	3779	};
2743	}	3780	}
2744	}	3781	}
2745		3782
2746	sub write_runtime {	3783	sub write_runtime_sync {
2747	my $runtime = "$LOCALDIR/runtime";	3784	my $t0 = AE::time;
2748		3785
2749	# first touch the runtime file to show we are still running:	3786	# first touch the runtime file to show we are still running:
2750	# the fsync below can take a very very long time.	3787	# the fsync below can take a very very long time.
2751		3788
2752	IO::AIO::aio_utime $runtime, undef, undef;	3789	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2753		3790
2754	my $guard = cf::lock_acquire "write_runtime";	3791	my $guard = cf::lock_acquire "write_runtime";
2755		3792
2756	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3793	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2757	or return;	3794	or return;
2758		3795
2759	my $value = $cf::RUNTIME + 90 + 10;	3796	my $value = $cf::RUNTIME + 90 + 10;
2760	# 10 is the runtime save interval, for a monotonic clock	3797	# 10 is the runtime save interval, for a monotonic clock
2761	# 60 allows for the watchdog to kill the server.	3798	# 60 allows for the watchdog to kill the server.
…		…
2771	aio_utime $fh, undef, undef;	3808	aio_utime $fh, undef, undef;
2772		3809
2773	close $fh	3810	close $fh
2774	or return;	3811	or return;
2775		3812
2776	aio_rename "$runtime~", $runtime	3813	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2777	and return;	3814	and return;
2778		3815
2779	warn "runtime file written.\n";	3816	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2780		3817
2781	1	3818	1
		3819	}
		3820
		3821	our $uuid_lock;
		3822	our $uuid_skip;
		3823
		3824	sub write_uuid_sync($) {
		3825	$uuid_skip ||= $_[0];
		3826
		3827	return if $uuid_lock;
		3828	local $uuid_lock = 1;
		3829
		3830	my $uuid = "$LOCALDIR/uuid";
		3831
		3832	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3833	or return;
		3834
		3835	my $value = uuid_seq uuid_cur;
		3836
		3837	unless ($value) {
		3838	info "cowardly refusing to write zero uuid value!\n";
		3839	return;
		3840	}
		3841
		3842	my $value = uuid_str $value + $uuid_skip;
		3843	$uuid_skip = 0;
		3844
		3845	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3846	and return;
		3847
		3848	# always fsync - this file is important
		3849	aio_fsync $fh
		3850	and return;
		3851
		3852	close $fh
		3853	or return;
		3854
		3855	aio_rename "$uuid~", $uuid
		3856	and return;
		3857
		3858	trace "uuid file written ($value).\n";
		3859
		3860	1
		3861
		3862	}
		3863
		3864	sub write_uuid($$) {
		3865	my ($skip, $sync) = @_;
		3866
		3867	$sync ? write_uuid_sync $skip
		3868	: async { write_uuid_sync $skip };
2782	}	3869	}
2783		3870
2784	sub emergency_save() {	3871	sub emergency_save() {
2785	my $freeze_guard = cf::freeze_mainloop;	3872	my $freeze_guard = cf::freeze_mainloop;
2786		3873
2787	warn "enter emergency perl save\n";	3874	info "emergency_perl_save: enter\n";
		3875
		3876	# this is a trade-off: we want to be very quick here, so
		3877	# save all maps without fsync, and later call a global sync
		3878	# (which in turn might be very very slow)
		3879	local $USE_FSYNC = 0;
2788		3880
2789	cf::sync_job {	3881	cf::sync_job {
		3882	cf::write_runtime_sync; # external watchdog should not bark
		3883
2790	# use a peculiar iteration method to avoid tripping on perl	3884	# use a peculiar iteration method to avoid tripping on perl
2791	# refcount bugs in for. also avoids problems with players	3885	# refcount bugs in for. also avoids problems with players
2792	# and maps saved/destroyed asynchronously.	3886	# and maps saved/destroyed asynchronously.
2793	warn "begin emergency player save\n";	3887	info "emergency_perl_save: begin player save\n";
2794	for my $login (keys %cf::PLAYER) {	3888	for my $login (keys %cf::PLAYER) {
2795	my $pl = $cf::PLAYER{$login} or next;	3889	my $pl = $cf::PLAYER{$login} or next;
2796	$pl->valid or next;	3890	$pl->valid or next;
		3891	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2797	$pl->save;	3892	$pl->save;
2798	}	3893	}
2799	warn "end emergency player save\n";	3894	info "emergency_perl_save: end player save\n";
2800		3895
2801	warn "begin emergency map save\n";	3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	info "emergency_perl_save: begin map save\n";
2802	for my $path (keys %cf::MAP) {	3899	for my $path (keys %cf::MAP) {
2803	my $map = $cf::MAP{$path} or next;	3900	my $map = $cf::MAP{$path} or next;
2804	$map->valid or next;	3901	$map->valid or next;
2805	$map->save;	3902	$map->save;
2806	}	3903	}
2807	warn "end emergency map save\n";	3904	info "emergency_perl_save: end map save\n";
2808		3905
2809	warn "begin emergency database checkpoint\n";	3906	cf::write_runtime_sync; # external watchdog should not bark
		3907
		3908	info "emergency_perl_save: begin database checkpoint\n";
2810	BDB::db_env_txn_checkpoint $DB_ENV;	3909	BDB::db_env_txn_checkpoint $DB_ENV;
2811	warn "end emergency database checkpoint\n";	3910	info "emergency_perl_save: end database checkpoint\n";
		3911
		3912	info "emergency_perl_save: begin write uuid\n";
		3913	write_uuid_sync 1;
		3914	info "emergency_perl_save: end write uuid\n";
		3915
		3916	cf::write_runtime_sync; # external watchdog should not bark
		3917
		3918	trace "emergency_perl_save: syncing database to disk";
		3919	BDB::db_env_txn_checkpoint $DB_ENV;
		3920
		3921	info "emergency_perl_save: starting sync\n";
		3922	IO::AIO::aio_sync sub {
		3923	info "emergency_perl_save: finished sync\n";
		3924	};
		3925
		3926	cf::write_runtime_sync; # external watchdog should not bark
		3927
		3928	trace "emergency_perl_save: flushing outstanding aio requests";
		3929	while (IO::AIO::nreqs || BDB::nreqs) {
		3930	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3931	}
		3932
		3933	cf::write_runtime_sync; # external watchdog should not bark
2812	};	3934	};
2813		3935
2814	warn "leave emergency perl save\n";	3936	info "emergency_perl_save: leave\n";
2815	}	3937	}
2816		3938
2817	sub post_cleanup {	3939	sub post_cleanup {
2818	my ($make_core) = @_;	3940	my ($make_core) = @_;
2819		3941
		3942	IO::AIO::flush;
		3943
2820	warn Carp::longmess "post_cleanup backtrace"	3944	error Carp::longmess "post_cleanup backtrace"
2821	if $make_core;	3945	if $make_core;
		3946
		3947	my $fh = pidfile;
		3948	unlink $PIDFILE if <$fh> == $$;
		3949	}
		3950
		3951	# a safer delete_package, copied from Symbol
		3952	sub clear_package($) {
		3953	my $pkg = shift;
		3954
		3955	# expand to full symbol table name if needed
		3956	unless ($pkg =~ /^main::.*::$/) {
		3957	$pkg = "main$pkg" if $pkg =~ /^::/;
		3958	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3959	$pkg .= '::' unless $pkg =~ /::$/;
		3960	}
		3961
		3962	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3963	my $stem_symtab = *{$stem}{HASH};
		3964
		3965	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3966	or return;
		3967
		3968	# clear all symbols
		3969	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3970	for my $name (keys %$leaf_symtab) {
		3971	_gv_clear *{"$pkg$name"};
		3972	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3973	}
2822	}	3974	}
2823		3975
2824	sub do_reload_perl() {	3976	sub do_reload_perl() {
2825	# can/must only be called in main	3977	# can/must only be called in main
2826	if ($Coro::current != $Coro::main) {	3978	unless (in_main) {
2827	warn "can only reload from main coroutine";	3979	error "can only reload from main coroutine";
2828	return;	3980	return;
2829	}	3981	}
2830		3982
2831	warn "reloading...";	3983	return if $RELOAD++;
2832		3984
2833	warn "entering sync_job";	3985	my $t1 = AE::time;
2834		3986
		3987	while ($RELOAD) {
		3988	cf::get_slot 0.1, -1, "reload_perl";
		3989	info "perl_reload: reloading...";
		3990
		3991	trace "perl_reload: entering sync_job";
		3992
2835	cf::sync_job {	3993	cf::sync_job {
2836	cf::write_runtime; # external watchdog should not bark
2837	cf::emergency_save;	3994	#cf::emergency_save;
2838	cf::write_runtime; # external watchdog should not bark
2839		3995
2840	warn "syncing database to disk";
2841	BDB::db_env_txn_checkpoint $DB_ENV;
2842
2843	# if anything goes wrong in here, we should simply crash as we already saved
2844
2845	warn "cancelling all WF_AUTOCANCEL watchers";
2846	for (Event::all_watchers) {
2847	$_->cancel if $_->data & WF_AUTOCANCEL;
2848	}
2849
2850	warn "flushing outstanding aio requests";
2851	for (;;) {
2852	BDB::flush;
2853	IO::AIO::flush;
2854	Coro::cede;
2855	last unless IO::AIO::nreqs || BDB::nreqs;
2856	warn "iterate...";
2857	}
2858
2859	++$RELOAD;
2860
2861	warn "cancelling all extension coros";	3996	trace "perl_reload: cancelling all extension coros";
2862	$_->cancel for values %EXT_CORO;	3997	$_->cancel for values %EXT_CORO;
2863	%EXT_CORO = ();	3998	%EXT_CORO = ();
2864		3999
2865	warn "removing commands";	4000	trace "perl_reload: removing commands";
2866	%COMMAND = ();	4001	%COMMAND = ();
2867		4002
2868	warn "removing ext commands";	4003	trace "perl_reload: removing ext/exti commands";
2869	%EXTCMD = ();	4004	%EXTCMD = ();
		4005	%EXTICMD = ();
2870		4006
2871	warn "unloading/nuking all extensions";	4007	trace "perl_reload: unloading/nuking all extensions";
2872	for my $pkg (@EXTS) {	4008	for my $pkg (@EXTS) {
2873	warn "... unloading $pkg";	4009	trace "... unloading $pkg";
2874		4010
2875	if (my $cb = $pkg->can ("unload")) {	4011	if (my $cb = $pkg->can ("unload")) {
2876	eval {	4012	eval {
2877	$cb->($pkg);	4013	$cb->($pkg);
2878	1	4014	1
2879	} or warn "$pkg unloaded, but with errors: $@";	4015	} or error "$pkg unloaded, but with errors: $@";
		4016	}
		4017
		4018	trace "... clearing $pkg";
		4019	clear_package $pkg;
2880	}	4020	}
2881		4021
2882	warn "... nuking $pkg";
2883	Symbol::delete_package $pkg;
2884	}
2885
2886	warn "unloading all perl modules loaded from $LIBDIR";	4022	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
2887	while (my ($k, $v) = each %INC) {	4023	while (my ($k, $v) = each %INC) {
2888	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4024	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2889		4025
2890	warn "... unloading $k";	4026	trace "... unloading $k";
2891	delete $INC{$k};	4027	delete $INC{$k};
2892		4028
2893	$k =~ s/\.pm$//;	4029	$k =~ s/\.pm$//;
2894	$k =~ s/\//::/g;	4030	$k =~ s/\//::/g;
2895		4031
2896	if (my $cb = $k->can ("unload_module")) {	4032	if (my $cb = $k->can ("unload_module")) {
2897	$cb->();	4033	$cb->();
		4034	}
		4035
		4036	clear_package $k;
2898	}	4037	}
2899		4038
2900	Symbol::delete_package $k;
2901	}
2902
2903	warn "getting rid of safe::, as good as possible";	4039	trace "perl_reload: getting rid of safe::, as good as possible";
2904	Symbol::delete_package "safe::$_"	4040	clear_package "safe::$_"
2905	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4041	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2906		4042
2907	warn "unloading cf.pm \"a bit\"";	4043	trace "perl_reload: unloading cf.pm \"a bit\"";
2908	delete $INC{"cf.pm"};	4044	delete $INC{"cf.pm"};
2909	delete $INC{"cf/pod.pm"};	4045	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2910		4046
2911	# don't, removes xs symbols, too,	4047	# don't, removes xs symbols, too,
2912	# and global variables created in xs	4048	# and global variables created in xs
2913	#Symbol::delete_package __PACKAGE__;	4049	#clear_package __PACKAGE__;
2914		4050
2915	warn "unload completed, starting to reload now";	4051	info "perl_reload: unload completed, starting to reload now";
2916		4052
2917	warn "reloading cf.pm";	4053	trace "perl_reload: reloading cf.pm";
2918	require cf;	4054	require cf;
2919	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4055	cf::_connect_to_perl_1;
2920		4056
2921	warn "loading config and database again";	4057	trace "perl_reload: loading config and database again";
2922	cf::cfg_load;	4058	cf::reload_config;
2923		4059
2924	warn "loading extensions";	4060	trace "perl_reload: loading extensions";
2925	cf::load_extensions;	4061	cf::load_extensions;
2926		4062
		4063	if ($REATTACH_ON_RELOAD) {
2927	warn "reattaching attachments to objects/players";	4064	trace "perl_reload: reattaching attachments to objects/players";
2928	_global_reattach; # objects, sockets	4065	_global_reattach; # objects, sockets
2929	warn "reattaching attachments to maps";	4066	trace "perl_reload: reattaching attachments to maps";
2930	reattach $_ for values %MAP;	4067	reattach $_ for values %MAP;
2931	warn "reattaching attachments to players";	4068	trace "perl_reload: reattaching attachments to players";
2932	reattach $_ for values %PLAYER;	4069	reattach $_ for values %PLAYER;
		4070	}
2933		4071
2934	warn "leaving sync_job";	4072	cf::_post_init 1;
2935		4073
		4074	trace "perl_reload: leaving sync_job";
		4075
2936	1	4076	1
2937	} or do {	4077	} or do {
2938	warn $@;	4078	error $@;
2939	warn "error while reloading, exiting.";	4079	cf::cleanup "perl_reload: error, exiting.";
2940	exit 1;	4080	};
		4081
		4082	--$RELOAD;
2941	};	4083	}
2942		4084
2943	warn "reloaded";	4085	$t1 = AE::time - $t1;
		4086	info "perl_reload: completed in ${t1}s\n";
2944	};	4087	};
2945		4088
2946	our $RELOAD_WATCHER; # used only during reload	4089	our $RELOAD_WATCHER; # used only during reload
2947		4090
2948	sub reload_perl() {	4091	sub reload_perl() {
2949	# doing reload synchronously and two reloads happen back-to-back,	4092	# doing reload synchronously and two reloads happen back-to-back,
2950	# coro crashes during coro_state_free->destroy here.	4093	# coro crashes during coro_state_free->destroy here.
2951		4094
2952	$RELOAD_WATCHER ||= Event->timer (	4095	$RELOAD_WATCHER ||= cf::async {
2953	reentrant => 0,	4096	Coro::AIO::aio_wait cache_extensions;
2954	after => 0,	4097
2955	data => WF_AUTOCANCEL,	4098	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
2956	cb => sub {
2957	do_reload_perl;	4099	do_reload_perl;
2958	undef $RELOAD_WATCHER;	4100	undef $RELOAD_WATCHER;
2959	},	4101	};
2960	);	4102	};
2961	}	4103	}
2962		4104
2963	register_command "reload" => sub {	4105	register_command "reload" => sub {
2964	my ($who, $arg) = @_;	4106	my ($who, $arg) = @_;
2965		4107
2966	if ($who->flag (FLAG_WIZ)) {	4108	if ($who->flag (FLAG_WIZ)) {
2967	$who->message ("reloading server.");	4109	$who->message ("reloading server.");
		4110	async {
		4111	$Coro::current->{desc} = "perl_reload";
2968	async { reload_perl };	4112	reload_perl;
		4113	};
2969	}	4114	}
2970	};	4115	};
2971		4116
2972	unshift @INC, $LIBDIR;	4117	#############################################################################
2973		4118
2974	my $bug_warning = 0;	4119	my $bug_warning = 0;
2975		4120
2976	our @WAIT_FOR_TICK;
2977	our @WAIT_FOR_TICK_BEGIN;
2978
2979	sub wait_for_tick {	4121	sub wait_for_tick() {
2980	return unless $TICK_WATCHER->is_active;	4122	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
2981	return if $Coro::current == $Coro::main;
2982		4123
2983	my $signal = new Coro::Signal;	4124	$WAIT_FOR_TICK->wait;
2984	push @WAIT_FOR_TICK, $signal;
2985	$signal->wait;
2986	}	4125	}
2987		4126
2988	sub wait_for_tick_begin {	4127	sub wait_for_tick_begin() {
2989	return unless $TICK_WATCHER->is_active;	4128	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
2990	return if $Coro::current == $Coro::main;
2991		4129
2992	my $signal = new Coro::Signal;	4130	my $signal = new Coro::Signal;
2993	push @WAIT_FOR_TICK_BEGIN, $signal;	4131	push @WAIT_FOR_TICK_BEGIN, $signal;
2994	$signal->wait;	4132	$signal->wait;
2995	}	4133	}
2996		4134
2997	my $min = 1e6;#d#	4135	sub tick {
2998	my $avg = 10;
2999	$TICK_WATCHER = Event->timer (
3000	reentrant => 0,
3001	parked => 1,
3002	prio => 0,
3003	at => $NEXT_TICK || $TICK,
3004	data => WF_AUTOCANCEL,
3005	cb => sub {
3006	if ($Coro::current != $Coro::main) {	4136	if ($Coro::current != $Coro::main) {
3007	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4137	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3008	unless ++$bug_warning > 10;	4138	unless ++$bug_warning > 10;
3009	return;	4139	return;
3010	}	4140	}
3011		4141
3012	$NOW = $tick_start = Event::time;	4142	cf::one_tick; # one server iteration
3013		4143
3014	cf::server_tick; # one server iteration	4144	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3015		4145
3016	0 && sync_job {#d#	4146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3017	for(1..10) {	4147	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3018	my $t = Event::time;	4148	Coro::async_pool {
3019	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4149	$Coro::current->{desc} = "runtime saver";
3020	or die;	4150	write_runtime_sync
3021		4151	or error "ERROR: unable to write runtime file: $!";
3022	$map->width (50);
3023	$map->height (50);
3024	$map->alloc;
3025	$map->_load_objects ("/tmp/x.map", 1);
3026	my $t = Event::time - $t;
3027
3028	#next unless $t < 0.0013;#d#
3029	if ($t < $min) {
3030	$min = $t;
3031	}
3032	$avg = $avg * 0.99 + $t * 0.01;
3033	}
3034	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3035	exit 0;
3036	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3037	};	4152	};
		4153	}
3038		4154
3039	$RUNTIME += $TICK;
3040	$NEXT_TICK += $TICK;
3041
3042	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3043	$NEXT_RUNTIME_WRITE = $NOW + 10;
3044	Coro::async_pool {
3045	write_runtime
3046	or warn "ERROR: unable to write runtime file: $!";
3047	};
3048	}
3049
3050	# my $AFTER = Event::time;
3051	# warn $AFTER - $NOW;#d#
3052
3053	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4155	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3054	$sig->send;	4156	$sig->send;
3055	}	4157	}
3056	while (my $sig = shift @WAIT_FOR_TICK) {	4158	$WAIT_FOR_TICK->broadcast;
3057	$sig->send;
3058	}
3059		4159
3060	$NOW = Event::time;	4160	$LOAD = ($NOW - $TICK_START) / $TICK;
3061
3062	# if we are delayed by four ticks or more, skip them all
3063	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3064
3065	$TICK_WATCHER->at ($NEXT_TICK);
3066	$TICK_WATCHER->start;
3067
3068	$LOAD = ($NOW - $tick_start) / $TICK;
3069	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4161	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3070		4162
3071	_post_tick;	4163	if (0) {
3072		4164	if ($NEXT_TICK) {
3073		4165	my $jitter = $TICK_START - $NEXT_TICK;
		4166	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4167	debug "jitter $JITTER\n";#d#
		4168	}
3074	},	4169	}
3075	);	4170	}
3076		4171
3077	{	4172	{
3078	BDB::max_poll_time $TICK * 0.1;	4173	# configure BDB
3079	$BDB_POLL_WATCHER = Event->io (	4174
3080	reentrant => 0,
3081	fd => BDB::poll_fileno,
3082	poll => 'r',
3083	prio => 0,
3084	data => WF_AUTOCANCEL,
3085	cb => \&BDB::poll_cb,
3086	);
3087	BDB::min_parallel 8;	4175	BDB::min_parallel 16;
3088		4176	BDB::max_poll_reqs $TICK * 0.1;
3089	BDB::set_sync_prepare {	4177	#$AnyEvent::BDB::WATCHER->priority (1);
3090	my $status;
3091	my $current = $Coro::current;
3092	(
3093	sub {
3094	$status = $!;
3095	$current->ready; undef $current;
3096	},
3097	sub {
3098	Coro::schedule while defined $current;
3099	$! = $status;
3100	},
3101	)
3102	};
3103		4178
3104	unless ($DB_ENV) {	4179	unless ($DB_ENV) {
3105	$DB_ENV = BDB::db_env_create;	4180	$DB_ENV = BDB::db_env_create;
		4181	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4182	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4183	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4184	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4185	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3106		4186
3107	cf::sync_job {	4187	cf::sync_job {
3108	eval {	4188	eval {
3109	BDB::db_env_open	4189	BDB::db_env_open
3110	$DB_ENV,	4190	$DB_ENV,
…		…
3112	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4192	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3113	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4193	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3114	0666;	4194	0666;
3115		4195
3116	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4196	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3117
3118	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3119	$DB_ENV->set_lk_detect;
3120	};	4197	};
3121		4198
3122	cf::cleanup "db_env_open(db): $@" if $@;	4199	cf::cleanup "db_env_open(db): $@" if $@;
3123	};	4200	};
3124	}	4201	}
		4202
		4203	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4204	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4205	};
		4206	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4207	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4208	};
		4209	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4210	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4211	};
3125	}	4212	}
3126		4213
3127	{	4214	{
		4215	# configure IO::AIO
		4216
3128	IO::AIO::min_parallel 8;	4217	IO::AIO::min_parallel 8;
3129
3130	undef $Coro::AIO::WATCHER;
3131	IO::AIO::max_poll_time $TICK * 0.1;	4218	IO::AIO::max_poll_time $TICK * 0.1;
3132	$AIO_POLL_WATCHER = Event->io (	4219	undef $AnyEvent::AIO::WATCHER;
3133	reentrant => 0,
3134	data => WF_AUTOCANCEL,
3135	fd => IO::AIO::poll_fileno,
3136	poll => 'r',
3137	prio => 6,
3138	cb => \&IO::AIO::poll_cb,
3139	);
3140	}	4220	}
3141		4221
3142	my $_log_backtrace;	4222	our $_log_backtrace;
		4223	our $_log_backtrace_last;
3143		4224
3144	sub _log_backtrace {	4225	sub _log_backtrace {
3145	my ($msg, @addr) = @_;	4226	my ($msg, @addr) = @_;
3146		4227
3147	$msg =~ s/\n//;	4228	$msg =~ s/\n$//;
3148		4229
		4230	if ($_log_backtrace_last eq $msg) {
		4231	LOG llevInfo, "[ABT] $msg\n";
		4232	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3149	# limit the # of concurrent backtraces	4233	# limit the # of concurrent backtraces
3150	if ($_log_backtrace < 2) {	4234	} elsif ($_log_backtrace < 2) {
		4235	$_log_backtrace_last = $msg;
3151	++$_log_backtrace;	4236	++$_log_backtrace;
		4237	my $perl_bt = Carp::longmess $msg;
3152	async {	4238	async {
		4239	$Coro::current->{desc} = "abt $msg";
		4240
3153	my @bt = fork_call {	4241	my @bt = fork_call {
3154	@addr = map { sprintf "%x", $_ } @addr;	4242	@addr = map { sprintf "%x", $_ } @addr;
3155	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4243	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3156	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4244	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3157	or die "addr2line: $!";	4245	or die "addr2line: $!";
…		…
3165	}	4253	}
3166		4254
3167	@funcs	4255	@funcs
3168	};	4256	};
3169		4257
3170	LOG llevInfo, "[ABT] $msg\n";	4258	LOG llevInfo, "[ABT] $perl_bt\n";
		4259	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3171	LOG llevInfo, "[ABT] $_\n" for @bt;	4260	LOG llevInfo, "[ABT] $_\n" for @bt;
3172	--$_log_backtrace;	4261	--$_log_backtrace;
3173	};	4262	};
3174	} else {	4263	} else {
3175	LOG llevInfo, "[ABT] $msg\n";	4264	LOG llevInfo, "[ABT] $msg\n";
3176	LOG llevInfo, "[ABT] [suppressed]\n";	4265	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3177	}	4266	}
3178	}	4267	}
3179		4268
3180	# load additional modules	4269	# load additional modules
3181	use cf::pod;	4270	require "cf/$_.pm" for @EXTRA_MODULES;
		4271	cf::_connect_to_perl_2;
3182		4272
3183	END { cf::emergency_save }	4273	END { cf::emergency_save }
3184		4274
3185	1	4275	1
3186		4276

Diff Legend

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