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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.359 by root, Sat Sep 8 18:15:55 2007 UTC vs.
Revision 1.572 by root, Sun May 8 11:44:43 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
		124	our $USE_FSYNC = 1; # use fsync to write maps - default on
		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
		128	our $BDB_TRICKLE_WATCHER;
		129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
		133	our %CFG;
		134
		135	our $UPTIME; $UPTIME ||= time;
		136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
81	our $NOW;	138	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83
84	our $BDB_POLL_WATCHER;
85	our $DB_ENV;
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91		139
92	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
95		143
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		146
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
101	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 $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
102		159
103	binmode STDOUT;	160	binmode STDOUT;
104	binmode STDERR;	161	binmode STDERR;
105		162
106	# read virtual server time, if available	163	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
111	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
112		171
113	mkdir $_	172	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		174
116	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
117		176
118	sub cf::map::normalise;	177	sub cf::map::normalise;
119		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
120	#############################################################################	183	#############################################################################
121		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
122	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
123		197
124	=over 4	198	=over 4
125		199
126	=item $cf::UPTIME	200	=item $cf::UPTIME
127		201
128	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.
129		218
130	=item $cf::RUNTIME	219	=item $cf::RUNTIME
131		220
132	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
133	every server tick.	222	every server tick.
…		…
139	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
142	database environment.	231	database environment.
143		232
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	233	=item $cf::LOADAVG
153		234
154	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
159		240
160	The raw value load value from the last tick.	241	The raw value load value from the last tick.
161		242
162	=item %cf::CFG	243	=item %cf::CFG
163		244
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	246	from wherever your confdir points to.
166		247
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		249
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
173	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
174		272
175	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	275	that call.
178		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
179	=back	283	=back
180		284
181	=cut	285	=cut
182		286
183	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	294	my $msg = join "", @_;
186		295
187	$msg .= "\n"	296	$msg .= "\n"
188	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
189		298
190	$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;
191		300
192	utf8::encode $msg;
193	LOG llevError, $msg;	301	LOG llevWarn, $msg;
194	};	302	};
195	}	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	};
196		317
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	328	for my $pkg (qw(
208	cf::global cf::attachable	329	cf::global cf::attachable
209	cf::object cf::object::player	330	cf::object cf::object::player
210	cf::client cf::player	331	cf::client cf::player
211	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
212	cf::map cf::party cf::region	334	cf::party cf::region
213	)) {	335	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	337	}
217		338
218	$Event::DIED = sub {	339	$EV::DIED = sub {
219	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
220	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
221		347
222	#############################################################################	348	#############################################################################
223		349
224	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
225		351
…		…
246	$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;
247	$d	373	$d
248	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
249	}	375	}
250		376
		377	=item $scalar = load_file $path
		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
251	=item $ref = cf::from_json $json	391	=item $ref = cf::decode_json $json
252		392
253	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
254		394
255	=item $json = cf::to_json $ref	395	=item $json = cf::encode_json $ref
256		396
257	Converts a perl data structure into its JSON representation.	397	Converts a perl data structure into its JSON representation.
258		398
259	=cut	399	=cut
260		400
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		402
263	sub to_json ($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
265		467
266	=item cf::lock_wait $string	468	=item cf::lock_wait $string
267		469
268	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
269		471
270	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
271		473
272	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
275	returned.	477	returned.
276		478
277	Locks are *not* recursive, locking from the same coro twice results in a	479	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	480	deadlocked coro.
…		…
284		486
285	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
286		488
287	=cut	489	=cut
288		490
289	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		492
292	sub lock_wait($) {	493	sub lock_wait($) {
293	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	495	}
306		496
307	sub lock_acquire($) {	497	sub lock_acquire($) {
308	my ($key) = @_;	498	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	499	}
322		500
323	sub lock_active($) {	501	sub lock_active($) {
324	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	503	}
328		504
329	sub freeze_mainloop {	505	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
331		507
332	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	509	}
334	};	510
335	$TICK_WATCHER->stop;	511	=item cf::periodic $interval, $cb
336	$guard	512
		513	Like EV::periodic, but randomly selects a starting point so that the actions
		514	get spread over time.
		515
		516	=cut
		517
		518	sub periodic($$) {
		519	my ($interval, $cb) = @_;
		520
		521	my $start = rand List::Util::min 180, $interval;
		522
		523	EV::periodic $start, $interval, 0, $cb
337	}	524	}
338		525
339	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
340		527
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
342	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
343	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
344		535
345	The optional C<$name> can be used to identify the job to run. It might be	536	The optional C<$name> can be used to identify the job to run. It might be
346	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
347		538
348	Useful for short background jobs.	539	Useful for short background jobs.
349		540
350	=cut	541	=cut
351		542
352	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
354		546
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
		549	$Coro::current->desc ("timeslot manager");
		550
357	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
358		553
359	while () {	554	while () {
360	next_job:	555	next_job:
		556
361	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	558
363	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	563	$job->[2]->send;
367	Coro::cede;	564	Coro::cede;
368	goto next_job;	565	goto next_job;
369	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	568	}
371	}	569	}
372		570
373	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
376	$signal->wait;
377	} else {	574	} else {
		575	$busy = 0;
378	Coro::schedule;	576	Coro::schedule;
379	}	577	}
380	}	578	}
381	};	579	};
382		580
383	sub get_slot($;$$) {	581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
384	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
385		585
386	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
387	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
388		589
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
402		603
403	BEGIN { *async = \&Coro::async_pool }	604	BEGIN { *async = \&Coro::async_pool }
404		605
405	=item cf::sync_job { BLOCK }	606	=item cf::sync_job { BLOCK }
406		607
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	608	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	609	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	610	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	611	acceptable.
411		612
412	If it must be done, put the blocking parts into C<sync_job>. This will run	613	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	614	the given BLOCK in another coroutine while waiting for the result. The
…		…
417	=cut	618	=cut
418		619
419	sub sync_job(&) {	620	sub sync_job(&) {
420	my ($job) = @_;	621	my ($job) = @_;
421		622
422	if ($Coro::current == $Coro::main) {	623	if (in_main) {
423	my $time = Event::time;	624	my $time = AE::time;
424		625
425	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
427		628
428	# TODO: use suspend/resume instead	629	#LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	630
430	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
431		632
432	my $busy = 1;	633	my $busy = 1;
433	my @res;	634	my @res;
434		635
435	(async {	636	(async {
		637	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	638	@res = eval { $job->() };
437	warn $@ if $@;	639	error $@ if $@;
438	undef $busy;	640	undef $busy;
439	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
440		642
441	while ($busy) {	643	while ($busy) {
442	Coro::cede or Event::one_event;	644	if (Coro::nready) {
		645	Coro::cede_notself;
		646	} else {
		647	EV::loop EV::LOOP_ONESHOT;
443	}	648	}
		649	}
444		650
445	$time = Event::time - $time;	651	my $time = AE::time - $time;
446		652
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
451		654
452	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
453	} else {	656	} else {
454	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
455		658
…		…
475	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
476		679
477	$coro	680	$coro
478	}	681	}
479		682
480	=item fork_call { }, $args	683	=item fork_call { }, @args
481		684
482	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	688	never block itself or use any form of event handling.
486		689
487	=cut	690	=cut
		691
		692	sub post_fork {
		693	reset_signals;
		694	}
488		695
489	sub fork_call(&@) {	696	sub fork_call(&@) {
490	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
491		698
492	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
493	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
494	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
495		702
496	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
497	reset_signals;	704	cf::post_fork;
498	&$cb	705	&$cb
499	}, @args;	706	} @args;
500		707
501	wantarray ? @res : $res[-1]	708	wantarray ? @res : $res[-1]
		709	}
		710
		711	sub objinfo {
		712	(
		713	"counter value" => cf::object::object_count,
		714	"objects created" => cf::object::create_count,
		715	"objects destroyed" => cf::object::destroy_count,
		716	"freelist size" => cf::object::free_count,
		717	"allocated objects" => cf::object::objects_size,
		718	"active objects" => cf::object::actives_size,
		719	)
		720	}
		721
		722	=item $coin = coin_from_name $name
		723
		724	=cut
		725
		726	our %coin_alias = (
		727	"silver" => "silvercoin",
		728	"silvercoin" => "silvercoin",
		729	"silvercoins" => "silvercoin",
		730	"gold" => "goldcoin",
		731	"goldcoin" => "goldcoin",
		732	"goldcoins" => "goldcoin",
		733	"platinum" => "platinacoin",
		734	"platinumcoin" => "platinacoin",
		735	"platinumcoins" => "platinacoin",
		736	"platina" => "platinacoin",
		737	"platinacoin" => "platinacoin",
		738	"platinacoins" => "platinacoin",
		739	"royalty" => "royalty",
		740	"royalties" => "royalty",
		741	);
		742
		743	sub coin_from_name($) {
		744	$coin_alias{$_[0]}
		745	? cf::arch::find $coin_alias{$_[0]}
		746	: undef
502	}	747	}
503		748
504	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
505		750
506	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
508	=item cf::db_put $family => $key => $value	753	=item cf::db_put $family => $key => $value
509		754
510	Stores the given C<$value> in the family. It can currently store binary	755	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	756	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		757
		758	=item $db = cf::db_table "name"
		759
		760	Create and/or open a new database table. The string must not be "db" and must be unique
		761	within each server.
		762
513	=cut	763	=cut
		764
		765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
		769	my ($name) = @_;
		770	my $db = BDB::db_create $DB_ENV;
		771
		772	eval {
		773	$db->set_flags (BDB::CHKSUM);
		774
		775	utf8::encode $name;
		776	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		777	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		778	cf::cleanup "db_open(db): $!" if $!;
		779	};
		780	cf::cleanup "db_open(db): $@" if $@;
		781
		782	$db
		783	}
514		784
515	our $DB;	785	our $DB;
516		786
517	sub db_init {	787	sub db_init {
518	unless ($DB) {	788	$DB ||= db_table "db";
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {
522	eval {
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}
532	}	789	}
533		790
534	sub db_get($$) {	791	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
536		793
537	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
538	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
539		798
540	$! ? ()	799	$! ? ()
541	: $data	800	: $data
542	}
543	}	801	}
544		802
545	sub db_put($$$) {	803	sub db_put($$$) {
546	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
547	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
575		833
576	my @data;	834	my @data;
577	my $md5;	835	my $md5;
578		836
579	for (0 .. $#$src) {	837	for (0 .. $#$src) {
580	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
581	or Carp::croak "$src->[$_]: $!";
582	}	839	}
583		840
584	# if processing is expensive, check	841	# if processing is expensive, check
585	# checksum first	842	# checksum first
586	if (1) {	843	if (1) {
…		…
603		860
604	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
605	my $data = $process->(\@data);	862	my $data = $process->(\@data);
606	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
607		864
608	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
609		866
610	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
611	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
612	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
613		870
…		…
623		880
624	=cut	881	=cut
625		882
626	sub datalog($@) {	883	sub datalog($@) {
627	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
628	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
629	}	886	}
630		887
631	=back	888	=back
632		889
633	=cut	890	=cut
634		891
635	#############################################################################	892	#############################################################################
636		893
637	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
638		895
639	Many objects in crossfire are so-called attachable objects. That means you can	896	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	897	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
642		899
643	In the following description, CLASS can be any of C<global>, C<object>	900	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	901	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	902	Deliantra).
646		903
647	=over 4	904	=over 4
648		905
649	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
650		907
…		…
694	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
695		952
696	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
698		955
699	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	957	that are attached at load/instantiate time, thus the need for a name.
701		958
702	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
703		960
704	=over 4	961	=over 4
…		…
828		1085
829	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
830	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
831		1088
832	} elsif (ref $type) {	1089	} elsif (ref $type) {
833	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
834		1091
835	} else {	1092	} else {
836	shift @arg;	1093	shift @arg;
837	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
838	}	1095	}
839	}	1096	}
840	}	1097	}
841		1098
842	sub _object_attach {	1099	sub _object_attach {
…		…
852	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
853	}	1110	}
854		1111
855	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
856	} else {	1113	} else {
857	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
858	}	1115	}
859		1116
860	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
861	}	1118	}
862		1119
…		…
921		1178
922	for (@$callbacks) {	1179	for (@$callbacks) {
923	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
924		1181
925	if ($@) {	1182	if ($@) {
926	warn "$@";
927	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
928	override;	1184	override;
929	}	1185	}
930		1186
931	return 1 if $override;	1187	return 1 if $override;
932	}	1188	}
933		1189
934	0	1190	0
935	}	1191	}
936		1192
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1194
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1196
941	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
942		1198
…		…
948		1204
949	=cut	1205	=cut
950		1206
951	#############################################################################	1207	#############################################################################
952	# object support	1208	# object support
953	#
954		1209
		1210	sub _object_equal($$);
		1211	sub _object_equal($$) {
		1212	my ($a, $b) = @_;
		1213
		1214	return 0 unless (ref $a) eq (ref $b);
		1215
		1216	if ("HASH" eq ref $a) {
		1217	my @ka = keys %$a;
		1218	my @kb = keys %$b;
		1219
		1220	return 0 if @ka != @kb;
		1221
		1222	for (0 .. $#ka) {
		1223	return 0 unless $ka[$_] eq $kb[$_];
		1224	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1225	}
		1226
		1227	} elsif ("ARRAY" eq ref $a) {
		1228
		1229	return 0 if @$a != @$b;
		1230
		1231	for (0 .. $#$a) {
		1232	return 0 unless _object_equal $a->[$_], $b->[$_];
		1233	}
		1234
		1235	} elsif ($a ne $b) {
		1236	return 0;
		1237	}
		1238
		1239	1
		1240	}
		1241
		1242	our $SLOW_MERGES;#d#
955	sub _can_merge {	1243	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1244	my ($ob1, $ob2) = @_;
957		1245
958	local $Storable::canonical = 1;	1246	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1247
962	$fob1 eq $fob2	1248	# we do the slow way here
		1249	return _object_equal $ob1, $ob2
963	}	1250	}
964		1251
965	sub reattach {	1252	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1254	my ($obj) = @_;
968		1255
		1256	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1257	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1258
971	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
972		1260
973	@$registry = ();	1261	@$registry = ();
974		1262
…		…
979	for (@$attach) {	1267	for (@$attach) {
980	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
981	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
982	}	1270	}
983	} else {	1271	} else {
984	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
985	}	1273	}
986	}	1274	}
987	}	1275	}
988		1276
989	cf::attachable->attach (	1277	cf::attachable->attach (
990	prio => -1000000,	1278	prio => -1000000,
991	on_instantiate => sub {	1279	on_instantiate => sub {
992	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
993		1281
994	$data = from_json $data;	1282	$data = decode_json $data;
995		1283
996	for (@$data) {	1284	for (@$data) {
997	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
998		1286
999	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1301	);
1014		1302
1015	sub object_freezer_save {	1303	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1017		1305
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1306	sync_job {
1021	if (length $$rdata) {	1307	if (length $$rdata) {
		1308	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1024		1312
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1316	if ($cf::USE_FSYNC) {
		1317	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;
		1318	aio_fsync $fh;
		1319	}
1029	close $fh;	1320	aio_close $fh;
1030		1321
1031	if (@$objs) {	1322	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1323	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1327	if ($cf::USE_FSYNC) {
		1328	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;
		1329	aio_fsync $fh;
		1330	}
1037	close $fh;	1331	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1333	}
1040	} else {	1334	} else {
1041	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1042	}	1336	}
1043		1337
1044	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1342	} else {
1046	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1047	}	1344	}
1048	} else {	1345	} else {
1049	aio_unlink $filename;	1346	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1051	}	1348	}
1052	};	1349	};
1053
1054	undef $guard;
1055	}	1350	}
1056		1351
1057	sub object_freezer_as_string {	1352	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1353	my ($rdata, $objs) = @_;
1059		1354
…		…
1064		1359
1065	sub object_thawer_load {	1360	sub object_thawer_load {
1066	my ($filename) = @_;	1361	my ($filename) = @_;
1067		1362
1068	my ($data, $av);	1363	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1364
1072	(aio_load $filename, $data) >= 0	1365	(aio_load $filename, $data) >= 0
1073	or return;	1366	or return;
1074		1367
1075	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1370	or return;
1078		1371
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1081	}	1374	}
1082		1375
		1376	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1085		1380
1086	($data, $av)	1381	($data, $av)
1087	}	1382	}
1088		1383
1089	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1146		1441
1147	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1148	}	1443	}
1149		1444
		1445	use File::Glob ();
		1446
1150	cf::player->attach (	1447	cf::player->attach (
1151	on_command => sub {	1448	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1153		1450
1154	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1155	or return;	1452	or return;
1156		1453
…		…
1179		1476
1180	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1181	if $reply;	1478	if $reply;
1182		1479
1183	} else {	1480	} else {
1184	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1185	}	1482	}
1186		1483
1187	cf::override;	1484	cf::override;
1188	},	1485	},
1189	);	1486	);
1190		1487
		1488	# "readahead" all extensions
		1489	sub cache_extensions {
		1490	my $grp = IO::AIO::aio_group;
		1491
		1492	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1493	for (grep /\.ext$/, @{$_[0]}) {
		1494	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1495	}
		1496	};
		1497
		1498	$grp
		1499	}
		1500
1191	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1192	cf::sync_job {	1504	cf::sync_job {
1193	my %todo;	1505	my %todo;
1194		1506
1195	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1196	next unless -r $path;	1508	next unless -r $path;
…		…
1214		1526
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1529
1218	$ext{source} =	1530	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1220	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1221	. $source	1533	. $source
1222	. "\n};\n1";	1534	. "\n};\n1";
1223		1535
1224	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1225	}	1537	}
1226		1538
		1539	my $pass = 0;
1227	my %done;	1540	my %done;
1228	while (%todo) {	1541	while (%todo) {
1229	my $progress;	1542	my $progress;
1230		1543
		1544	++$pass;
		1545
		1546	ext:
1231	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1549	next ext
1234	unless exists $done{$_};	1550	unless exists $done{$_};
1235	}	1551	}
1236		1552
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1554
1239	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";
1242		1559
		1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1561	if exists $v->{meta}{mandatory};
1244	warn $msg;	1562
1245	warn "mandatory extension failed to load, exiting.\n";	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1564	delete $todo{$k};
1247	}	1565	} else {
1248		1566	$done{$k} = delete $todo{$k};
1249	warn $msg;	1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1250	}	1572	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1573	}
1256		1574
1257	skip:	1575	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1260	}	1585	}
1261	};	1586	};
1262	}	1587	}
1263		1588
1264	#############################################################################	1589	#############################################################################
1265		1590
1266	=back	1591	=back
1267		1592
1268	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1269		1594
1270	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1271		1596
1272	=cut	1597	=cut
1273		1598
1274	package cf::player;	1599	package cf::player;
1275		1600
1276	use Coro::AIO;	1601	use Coro::AIO;
1277		1602
1278	=head3 cf::player	1603	=head3 cf::player
1279		1604
1280	=over 4	1605	=over 4
		1606
		1607	=item cf::player::num_playing
		1608
		1609	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1610
		1611	=cut
		1612
		1613	sub num_playing {
		1614	scalar grep
		1615	$_->ob->map
		1616	&& !$_->hidden
		1617	&& !$_->ob->flag (cf::FLAG_WIZ),
		1618	cf::player::list
		1619	}
1281		1620
1282	=item cf::player::find $login	1621	=item cf::player::find $login
1283		1622
1284	Returns the given player object, loading it if necessary (might block).	1623	Returns the given player object, loading it if necessary (might block).
1285		1624
…		…
1304		1643
1305	sub exists($) {	1644	sub exists($) {
1306	my ($login) = @_;	1645	my ($login) = @_;
1307		1646
1308	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1310	}	1649	}
1311		1650
1312	sub find($) {	1651	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1653	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1663	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1664
1326	my $f = new_from_file cf::object::thawer path $login	1665	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1666	or return;
1328		1667
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1668	my $pl = cf::player::load_pl $f
1331	or return;	1669	or return;
		1670
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1671	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1672	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1335	}	1674	}
1336	}	1675	}
1337	}	1676	}
1338		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($pl, $path) = @_;
		1681
		1682	# restore slots saved in save, below
		1683	my $slots = delete $pl->{_slots};
		1684
		1685	$pl->ob->current_weapon ($slots->[0]);
		1686	$pl->combat_ob ($slots->[1]);
		1687	$pl->ranged_ob ($slots->[2]);
		1688	},
		1689	);
		1690
1339	sub save($) {	1691	sub save($) {
1340	my ($pl) = @_;	1692	my ($pl) = @_;
1341		1693
1342	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1343		1695
…		…
1346		1698
1347	return if $pl->{deny_save};	1699	return if $pl->{deny_save};
1348		1700
1349	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
		1703
		1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1351		1708
1352	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1710	cf::cede_to_tick;
1354	}	1711	}
1355		1712
…		…
1387	my ($pl) = @_;	1744	my ($pl) = @_;
1388		1745
1389	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1390		1747
1391	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1749	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1750
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1395	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1397	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1398		1759
1399	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1401	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1439		1800
1440	for my $login (@$dirs) {	1801	for my $login (@$dirs) {
1441	my $path = path $login;	1802	my $path = path $login;
1442		1803
1443	# a .pst is a dead give-away for a valid player	1804	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1805	# if no pst file found, open and chekc for blocked users
		1806	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1810	}
1449		1811
…		…
1453		1815
1454	\@logins	1816	\@logins
1455	}	1817	}
1456		1818
1457	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1458		1822
1459	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1460	player. May block.	1824	player. May block.
1461		1825
1462	=cut	1826	=cut
…		…
1480	}	1844	}
1481		1845
1482	\@paths	1846	\@paths
1483	}	1847	}
1484		1848
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1850
1487	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1852
1536	=item $player->ext_reply ($msgid, @msg)	1853	=item $player->ext_reply ($msgid, @msg)
1537		1854
1538	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1539		1856
…		…
1571		1888
1572	=cut	1889	=cut
1573		1890
1574	sub find_by_path($) {	1891	sub find_by_path($) {
1575	my ($path) = @_;	1892	my ($path) = @_;
		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
1576		1895
1577	my ($match, $specificity);	1896	my ($match, $specificity);
1578		1897
1579	for my $region (list) {	1898	for my $region (list) {
1580	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
…		…
1606	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1608		1927
1609	sub generate_random_map {	1928	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1611	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1612	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1616	$rmp->{exit_on_final_map},
1617	$rmp->{xsize}, $rmp->{ysize},
1618	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1619	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1620	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1621	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1622	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1623	(cf::region::find $rmp->{region}), $rmp->{custom}
1624	)
1625	}	1934	}
1626		1935
1627	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1628		1937
1629	Register a handler for the map path matching the given regex at the	1938	Register a handler for the map path matching the given regex at the
…		…
1634		1943
1635	sub register {	1944	sub register {
1636	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1637	my $pkg = caller;	1946	my $pkg = caller;
1638		1947
1639	no strict;
1640	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1641		1949
1642	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1643	}	1951	}
1644		1952
1645	# also paths starting with '/'	1953	# also paths starting with '/'
1646	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1647		1955
1648	sub thawer_merge {	1956	sub thawer_merge {
1649	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1650		1958
1651	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1656	}	1964	}
1657		1965
1658	sub normalise {	1966	sub normalise {
1659	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1660		1968
1661	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1662		1970
1663	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1664		1972
1665	# map plan:	1973	# map plan:
1666	#	1974	#
…		…
1681	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1682	$path = "$base/$path";	1990	$path = "$base/$path";
1683	}	1991	}
1684		1992
1685	for ($path) {	1993	for ($path) {
1686	redo if s{//}{/};
1687	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1688	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1689	}	1996	}
1690		1997
1691	$path	1998	$path
…		…
1705	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1706	return $self;	2013	return $self;
1707	}	2014	}
1708	}	2015	}
1709		2016
1710	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1711	()	2018	()
1712	}	2019	}
1713		2020
		2021	# may re-bless or do other evil things
1714	sub init {	2022	sub init {
1715	my ($self) = @_;	2023	my ($self) = @_;
1716		2024
1717	$self	2025	$self
1718	}	2026	}
…		…
1737		2045
1738	# the temporary/swap location	2046	# the temporary/swap location
1739	sub save_path {	2047	sub save_path {
1740	my ($self) = @_;	2048	my ($self) = @_;
1741		2049
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1744	}	2052	}
1745		2053
1746	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1747	sub uniq_path {	2055	sub uniq_path {
1748	my ($self) = @_;	2056	my ($self) = @_;
1749		2057
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	2060	}
1762		2061
1763	sub decay_objects {	2062	sub decay_objects {
1764	my ($self) = @_;	2063	my ($self) = @_;
1765		2064
…		…
1792	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1793		2092
1794	1	2093	1
1795	}	2094	}
1796		2095
		2096	# used to laod the header of an original map
1797	sub load_header_orig {	2097	sub load_header_orig {
1798	my ($self) = @_;	2098	my ($self) = @_;
1799		2099
1800	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1801	}	2101	}
1802		2102
		2103	# used to laod the header of an instantiated map
1803	sub load_header_temp {	2104	sub load_header_temp {
1804	my ($self) = @_;	2105	my ($self) = @_;
1805		2106
1806	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1807	}	2108	}
1808		2109
		2110	# called after loading the header from an instantiated map
1809	sub prepare_temp {	2111	sub prepare_temp {
1810	my ($self) = @_;	2112	my ($self) = @_;
1811		2113
1812	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1813	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1814	# safety	2116	# safety
1815	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1816	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1817	}	2119	}
1818		2120
		2121	# called after loading the header from an original map
1819	sub prepare_orig {	2122	sub prepare_orig {
1820	my ($self) = @_;	2123	my ($self) = @_;
1821		2124
1822	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1823	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1847		2150
1848	sub find;	2151	sub find;
1849	sub find {	2152	sub find {
1850	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1851		2154
		2155	cf::cede_to_tick;
		2156
1852	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1853		2158
1854	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1856		2161
1857	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1862	or return;	2164	or return;
1863		2165
1864	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1865		2167
…		…
1867	or return;	2169	or return;
1868		2170
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
1872	undef $guard1;	2175	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	2176	$map->reset;
1875	return find $path;	2177	return find $path;
1876	}	2178	}
1877		2179
1878	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1879	}	2181	}
1880	}	2182	}
1881		2183
1882	sub pre_load { }	2184	sub pre_load { }
1883	sub post_load { }	2185	#sub post_load { } # XS
1884		2186
1885	sub load {	2187	sub load {
1886	my ($self) = @_;	2188	my ($self) = @_;
1887		2189
1888	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1891		2193
1892	{	2194	{
1893	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1894		2196
1895	return unless $self->valid;	2197	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1897
1898	$self->in_memory (cf::MAP_LOADING);
1899		2199
1900	$self->alloc;	2200	$self->alloc;
1901		2201
1902	$self->pre_load;	2202	$self->pre_load;
1903	cf::cede_to_tick;	2203	cf::cede_to_tick;
1904		2204
		2205	if (exists $self->{load_path}) {
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2207	$f->skip_block;
1907	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
1908	or return;	2209	or return;
1909		2210
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
1911	if delete $self->{load_original};	2212	if delete $self->{load_original};
1912		2213
1913	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2215	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
1916	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
1917	$self->clear_unique_items;	2218	$self->clear_unique_items;
1918	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
1919	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
1920	}	2222	}
1921	}	2223	}
1922	}
1923		2224
1924	$f->resolve_delayed_derefs;	2225	$f->resolve_delayed_derefs;
		2226	} else {
		2227	$self->post_load_original
		2228	if delete $self->{load_original};
		2229	}
		2230
		2231	$self->state (cf::MAP_INACTIVE);
1925		2232
1926	cf::cede_to_tick;	2233	cf::cede_to_tick;
1927	# now do the right thing for maps	2234	# now do the right thing for maps
1928	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
1929	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
1932		2239
1933	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2241	$self->decay_objects;
1935	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
1936	$self->update_buttons;	2243	$self->update_buttons;
		2244	$self->post_load_physics;
1937	cf::cede_to_tick;	2245	cf::cede_to_tick;
1938	$self->set_darkness_map;	2246	#$self->activate; # no longer activate maps automatically
1939	cf::cede_to_tick;
1940	$self->activate;
1941	}	2247	}
1942		2248
1943	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2250	$self->last_access ($cf::RUNTIME);
1945
1946	$self->in_memory (cf::MAP_IN_MEMORY);
1947	}	2251	}
1948		2252
1949	$self->post_load;	2253	$self->post_load;
1950	}
1951		2254
		2255	1
		2256	}
		2257
		2258	# customize the map for a given player, i.e.
		2259	# return the _real_ map. used by e.g. per-player
		2260	# maps to change the path to ~playername/mappath
1952	sub customise_for {	2261	sub customise_for {
1953	my ($self, $ob) = @_;	2262	my ($self, $ob) = @_;
1954		2263
1955	return find "~" . $ob->name . "/" . $self->{path}	2264	return find "~" . $ob->name . "/" . $self->{path}
1956	if $self->per_player;	2265	if $self->per_player;
…		…
1972	or next;	2281	or next;
1973	$neigh = find $neigh, $map	2282	$neigh = find $neigh, $map
1974	or next;	2283	or next;
1975	$neigh->load;	2284	$neigh->load;
1976		2285
		2286	# now find the diagonal neighbours
1977	push @neigh,	2287	push @neigh,
1978	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2288	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1979	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2289	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1980	}	2290	}
1981		2291
…		…
1988	}	2298	}
1989		2299
1990	sub find_sync {	2300	sub find_sync {
1991	my ($path, $origin) = @_;	2301	my ($path, $origin) = @_;
1992		2302
1993	cf::sync_job { find $path, $origin }	2303	# it's a bug to call this from the main context
		2304	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2305	if $Coro::current == $Coro::main;
		2306
		2307	find $path, $origin
1994	}	2308	}
1995		2309
1996	sub do_load_sync {	2310	sub do_load_sync {
1997	my ($map) = @_;	2311	my ($map) = @_;
1998		2312
		2313	# it's a bug to call this from the main context
1999	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2314	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2000	if $Coro::current == $Coro::main;	2315	if $Coro::current == $Coro::main;
2001		2316
2002	cf::sync_job { $map->load };	2317	$map->load;
2003	}	2318	}
2004		2319
2005	our %MAP_PREFETCH;	2320	our %MAP_PREFETCH;
2006	our $MAP_PREFETCHER = undef;	2321	our $MAP_PREFETCHER = undef;
2007		2322
2008	sub find_async {	2323	sub find_async {
2009	my ($path, $origin, $load) = @_;	2324	my ($path, $origin, $load) = @_;
2010		2325
2011	$path = normalise $path, $origin && $origin->{path};	2326	$path = normalise $path, $origin;
2012		2327
		2328	print "find async $path (from $origin)\n";#d#
		2329
2013	if (my $map = $cf::MAP{$path}) {	2330	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2331	return $map if !$load || $map->linkable;
2015	}	2332	}
2016		2333
2017	$MAP_PREFETCH{$path} |= $load;	2334	$MAP_PREFETCH{$path} |= $load;
2018		2335
2019	$MAP_PREFETCHER ||= cf::async {	2336	$MAP_PREFETCHER ||= cf::async {
		2337	$Coro::current->{desc} = "map prefetcher";
		2338
2020	while (%MAP_PREFETCH) {	2339	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2340	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2341	if (my $map = find $k) {
2023	$map->load if $v;	2342	$map->load if $v;
2024	}	2343	}
…		…
2031	$MAP_PREFETCHER->prio (6);	2350	$MAP_PREFETCHER->prio (6);
2032		2351
2033	()	2352	()
2034	}	2353	}
2035		2354
		2355	# common code, used by both ->save and ->swapout
2036	sub save {	2356	sub _save {
2037	my ($self) = @_;	2357	my ($self) = @_;
2038
2039	my $lock = cf::lock_acquire "map_data:$self->{path}";
2040		2358
2041	$self->{last_save} = $cf::RUNTIME;	2359	$self->{last_save} = $cf::RUNTIME;
2042		2360
2043	return unless $self->dirty;	2361	return unless $self->dirty;
2044		2362
…		…
2050	return if $self->{deny_save};	2368	return if $self->{deny_save};
2051		2369
2052	local $self->{last_access} = $self->last_access;#d#	2370	local $self->{last_access} = $self->last_access;#d#
2053		2371
2054	cf::async {	2372	cf::async {
		2373	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2374	$_->contr->save for $self->players;
2056	};	2375	};
		2376
		2377	cf::get_slot 0.02;
2057		2378
2058	if ($uniq) {	2379	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2380	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2381	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2382	} else {
2062	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2383	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2063	}	2384	}
2064	}	2385	}
2065		2386
		2387	sub save {
		2388	my ($self) = @_;
		2389
		2390	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2391
		2392	$self->_save;
		2393	}
		2394
2066	sub swap_out {	2395	sub swap_out {
2067	my ($self) = @_;	2396	my ($self) = @_;
2068		2397
2069	# save first because save cedes
2070	$self->save;
2071
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2398	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2399
		2400	return if !$self->linkable;
		2401	return if $self->{deny_save};
2074	return if $self->players;	2402	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2403
		2404	# first deactivate the map and "unlink" it from the core
		2405	$self->deactivate;
		2406	$_->clear_links_to ($self) for values %cf::MAP;
		2407	$self->state (cf::MAP_SWAPPED);
		2408
		2409	# then atomically save
		2410	$self->_save;
		2411
		2412	# then free the map
		2413	$self->clear;
		2414	}
		2415
		2416	sub reset_at {
		2417	my ($self) = @_;
		2418
		2419	# TODO: safety, remove and allow resettable per-player maps
2076	return if $self->{deny_save};	2420	return 1e99 if $self->{deny_reset};
2077		2421
		2422	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2423	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2424
		2425	$time + $to
		2426	}
		2427
		2428	sub should_reset {
		2429	my ($self) = @_;
		2430
		2431	$self->reset_at <= $cf::RUNTIME
		2432	}
		2433
		2434	sub reset {
		2435	my ($self) = @_;
		2436
		2437	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2438
		2439	return if $self->players;
		2440
		2441	cf::trace "resetting map ", $self->path, "\n";
		2442
2078	$self->in_memory (cf::MAP_SWAPPED);	2443	$self->state (cf::MAP_SWAPPED);
		2444
		2445	# need to save uniques path
		2446	unless ($self->{deny_save}) {
		2447	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2448
		2449	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2450	if $uniq;
		2451	}
		2452
		2453	delete $cf::MAP{$self->path};
2079		2454
2080	$self->deactivate;	2455	$self->deactivate;
2081	$_->clear_links_to ($self) for values %cf::MAP;	2456	$_->clear_links_to ($self) for values %cf::MAP;
2082	$self->clear;	2457	$self->clear;
2083	}
2084
2085	sub reset_at {
2086	my ($self) = @_;
2087
2088	# TODO: safety, remove and allow resettable per-player maps
2089	return 1e99 if $self->{deny_reset};
2090
2091	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2092	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2093
2094	$time + $to
2095	}
2096
2097	sub should_reset {
2098	my ($self) = @_;
2099
2100	$self->reset_at <= $cf::RUNTIME
2101	}
2102
2103	sub reset {
2104	my ($self) = @_;
2105
2106	my $lock = cf::lock_acquire "map_data:$self->{path}";
2107
2108	return if $self->players;
2109
2110	warn "resetting map ", $self->path;
2111
2112	$self->in_memory (cf::MAP_SWAPPED);
2113
2114	# need to save uniques path
2115	unless ($self->{deny_save}) {
2116	my $uniq = $self->uniq_path; utf8::encode $uniq;
2117
2118	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2119	if $uniq;
2120	}
2121
2122	delete $cf::MAP{$self->path};
2123
2124	$self->deactivate;
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126	$self->clear;
2127		2458
2128	$self->unlink_save;	2459	$self->unlink_save;
2129	$self->destroy;	2460	$self->destroy;
2130	}	2461	}
2131		2462
…		…
2139		2470
2140	delete $cf::MAP{$self->path};	2471	delete $cf::MAP{$self->path};
2141		2472
2142	$self->unlink_save;	2473	$self->unlink_save;
2143		2474
2144	bless $self, "cf::map";	2475	bless $self, "cf::map::wrap";
2145	delete $self->{deny_reset};	2476	delete $self->{deny_reset};
2146	$self->{deny_save} = 1;	2477	$self->{deny_save} = 1;
2147	$self->reset_timeout (1);	2478	$self->reset_timeout (1);
2148	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2479	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2149		2480
…		…
2198		2529
2199	sub unique_maps() {	2530	sub unique_maps() {
2200	[	2531	[
2201	map {	2532	map {
2202	utf8::decode $_;	2533	utf8::decode $_;
2203	/\.map$/	2534	s/\.map$//; # TODO future compatibility hack
		2535	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2536	? ()
2204	? normalise $_	2537	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2538	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2539	]
2208	}	2540	}
2209		2541
2210	package cf;	2542	=item cf::map::static_maps
		2543
		2544	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2545	file in the shared directory excluding F</styles> and F</editor>). May
		2546	block.
		2547
		2548	=cut
		2549
		2550	sub static_maps() {
		2551	my @dirs = "";
		2552	my @maps;
		2553
		2554	while (@dirs) {
		2555	my $dir = shift @dirs;
		2556
		2557	next if $dir eq "/styles" || $dir eq "/editor";
		2558
		2559	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2560	or return;
		2561
		2562	for (@$files) {
		2563	s/\.map$// or next;
		2564	utf8::decode $_;
		2565	push @maps, "$dir/$_";
		2566	}
		2567
		2568	push @dirs, map "$dir/$_", @$dirs;
		2569	}
		2570
		2571	\@maps
		2572	}
2211		2573
2212	=back	2574	=back
2213		2575
2214	=head3 cf::object	2576	=head3 cf::object
2215		2577
…		…
2219		2581
2220	=over 4	2582	=over 4
2221		2583
2222	=item $ob->inv_recursive	2584	=item $ob->inv_recursive
2223		2585
2224	Returns the inventory of the object _and_ their inventories, recursively.	2586	Returns the inventory of the object I<and> their inventories, recursively,
		2587	but I<not> the object itself.
2225		2588
2226	=cut	2589	=cut
2227		2590
2228	sub inv_recursive_;	2591	sub inv_recursive_;
2229	sub inv_recursive_ {	2592	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2597	inv_recursive_ inv $_[0]
2235	}	2598	}
2236		2599
2237	=item $ref = $ob->ref	2600	=item $ref = $ob->ref
2238		2601
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2602	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2603
2241	=item $ob = cf::object::deref ($refstring)	2604	=item $ob = cf::object::deref ($refstring)
2242		2605
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2606	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2607	even if the object actually exists. May block.
…		…
2246	=cut	2609	=cut
2247		2610
2248	sub deref {	2611	sub deref {
2249	my ($ref) = @_;	2612	my ($ref) = @_;
2250		2613
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2614	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2615	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2616	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2617	or return;
2258	$pl->ob->uuid eq $uuid	2618	$pl->ob->uuid eq $uuid
2259	or return;	2619	or return;
…		…
2279	can be C<undef>. Does the right thing when the player is currently in a	2639	can be C<undef>. Does the right thing when the player is currently in a
2280	dialogue with the given NPC character.	2640	dialogue with the given NPC character.
2281		2641
2282	=cut	2642	=cut
2283		2643
		2644	our $SAY_CHANNEL = {
		2645	id => "say",
		2646	title => "Map",
		2647	reply => "say ",
		2648	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2649	};
		2650
		2651	our $CHAT_CHANNEL = {
		2652	id => "chat",
		2653	title => "Chat",
		2654	reply => "chat ",
		2655	tooltip => "Player chat and shouts, global to the server.",
		2656	};
		2657
2284	# rough implementation of a future "reply" method that works	2658	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2659	# with dialog boxes.
2286	#TODO: the first argument must go, split into a $npc->reply_to ( method	2660	#TODO: the first argument must go, split into a $npc->reply_to ( method
2287	sub cf::object::player::reply($$$;$) {	2661	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2662	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2673	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2674	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2675
2302	} else {	2676	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2677	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2678	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2679	}
2306	}	2680	}
2307	}	2681	}
2308		2682
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2683	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2708
2335	=item $player_object->enter_link	2709	=item $player_object->enter_link
2336		2710
2337	Freezes the player and moves him/her to a special map (C<{link}>).	2711	Freezes the player and moves him/her to a special map (C<{link}>).
2338		2712
2339	The player should be reasonably safe there for short amounts of time. You	2713	The player should be reasonably safe there for short amounts of time (e.g.
2340	I<MUST> call C<leave_link> as soon as possible, though.	2714	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2715	though, as the player cannot control the character while it is on the link
		2716	map.
2341		2717
2342	Will never block.	2718	Will never block.
2343		2719
2344	=item $player_object->leave_link ($map, $x, $y)	2720	=item $player_object->leave_link ($map, $x, $y)
2345		2721
…		…
2365	sub cf::object::player::enter_link {	2741	sub cf::object::player::enter_link {
2366	my ($self) = @_;	2742	my ($self) = @_;
2367		2743
2368	$self->deactivate_recursive;	2744	$self->deactivate_recursive;
2369		2745
		2746	++$self->{_link_recursion};
		2747
2370	return if UNIVERSAL::isa $self->map, "ext::map_link";	2748	return if UNIVERSAL::isa $self->map, "ext::map_link";
2371		2749
2372	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2750	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2373	if $self->map && $self->map->{path} ne "{link}";	2751	if $self->map && $self->map->{path} ne "{link}";
2374		2752
2375	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2753	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2376	}	2754	}
2377		2755
2378	sub cf::object::player::leave_link {	2756	sub cf::object::player::leave_link {
2379	my ($self, $map, $x, $y) = @_;	2757	my ($self, $map, $x, $y) = @_;
2380		2758
…		…
2397	($x, $y) = (-1, -1)	2775	($x, $y) = (-1, -1)
2398	unless (defined $x) && (defined $y);	2776	unless (defined $x) && (defined $y);
2399		2777
2400	# use -1 or undef as default coordinates, not 0, 0	2778	# use -1 or undef as default coordinates, not 0, 0
2401	($x, $y) = ($map->enter_x, $map->enter_y)	2779	($x, $y) = ($map->enter_x, $map->enter_y)
2402	if $x <=0 && $y <= 0;	2780	if $x <= 0 && $y <= 0;
2403		2781
2404	$map->load;	2782	$map->load;
2405	$map->load_neighbours;	2783	$map->load_neighbours;
2406		2784
2407	return unless $self->contr->active;	2785	return unless $self->contr->active;
2408	$self->activate_recursive;
2409		2786
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2787	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2788	if ($self->enter_map ($map, $x, $y)) {
2412	}	2789	# entering was successful
		2790	delete $self->{_link_recursion};
		2791	# only activate afterwards, to support waiting in hooks
		2792	$self->activate_recursive;
		2793	}
2413		2794
		2795	}
		2796
2414	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2797	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2415		2798
2416	Moves the player to the given map-path and coordinates by first freezing	2799	Moves the player to the given map-path and coordinates by first freezing
2417	her, loading and preparing them map, calling the provided $check callback	2800	her, loading and preparing them map, calling the provided $check callback
2418	that has to return the map if sucecssful, and then unfreezes the player on	2801	that has to return the map if sucecssful, and then unfreezes the player on
2419	the new (success) or old (failed) map position. In either case, $done will	2802	the new (success) or old (failed) map position. In either case, $done will
2420	be called at the end of this process.	2803	be called at the end of this process.
2421		2804
		2805	Note that $check will be called with a potentially non-loaded map, so if
		2806	it needs a loaded map it has to call C<< ->load >>.
		2807
2422	=cut	2808	=cut
2423		2809
2424	our $GOTOGEN;	2810	our $GOTOGEN;
2425		2811
2426	sub cf::object::player::goto {	2812	sub cf::object::player::goto {
2427	my ($self, $path, $x, $y, $check, $done) = @_;	2813	my ($self, $path, $x, $y, $check, $done) = @_;
2428		2814
		2815	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2816	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2817	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2818	($path, $x, $y) = @$EMERGENCY_POSITION;
		2819	}
		2820
2429	# do generation counting so two concurrent goto's will be executed in-order	2821	# do generation counting so two concurrent goto's will be executed in-order
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2822	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2823
2432	$self->enter_link;	2824	$self->enter_link;
2433		2825
2434	(async {	2826	(async {
		2827	$Coro::current->{desc} = "player::goto $path $x $y";
		2828
		2829	# *tag paths override both path and x|y
		2830	if ($path =~ /^\*(.*)$/) {
		2831	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2832	my $ob = $obs[rand @obs];
		2833
		2834	# see if we actually can go there
		2835	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2836	$ob = $obs[rand @obs];
		2837	} else {
		2838	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2839	}
		2840	# else put us there anyways for now #d#
		2841
		2842	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2843	} else {
		2844	($path, $x, $y) = (undef, undef, undef);
		2845	}
		2846	}
		2847
2435	my $map = eval {	2848	my $map = eval {
2436	my $map = cf::map::find $path;	2849	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2437		2850
2438	if ($map) {	2851	if ($map) {
2439	$map = $map->customise_for ($self);	2852	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2853	$map = $check->($map, $x, $y, $self) if $check && $map;
2441	} else {	2854	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2855	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2856	}
2444		2857
2445	$map	2858	$map
2446	};	2859	};
2447		2860
…		…
2453	if ($gen == $self->{_goto_generation}) {	2866	if ($gen == $self->{_goto_generation}) {
2454	delete $self->{_goto_generation};	2867	delete $self->{_goto_generation};
2455	$self->leave_link ($map, $x, $y);	2868	$self->leave_link ($map, $x, $y);
2456	}	2869	}
2457		2870
2458	$done->() if $done;	2871	$done->($self) if $done;
2459	})->prio (1);	2872	})->prio (1);
2460	}	2873	}
2461		2874
2462	=item $player_object->enter_exit ($exit_object)	2875	=item $player_object->enter_exit ($exit_object)
2463		2876
…		…
2483	}	2896	}
2484		2897
2485	sub prepare_random_map {	2898	sub prepare_random_map {
2486	my ($exit) = @_;	2899	my ($exit) = @_;
2487		2900
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2901	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2902	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2903	# that depends on the exit object
2493		2904
2494	my $rmp = parse_random_map_params $exit->msg;	2905	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2907	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2908	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2909	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2910	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2911	$rmp->{origin_y} = $exit->y;
		2912
		2913	$exit->map->touch;
2501	}	2914	}
2502		2915
2503	$rmp->{random_seed} ||= $exit->random_seed;	2916	$rmp->{random_seed} ||= $exit->random_seed;
2504		2917
2505	my $data = cf::to_json $rmp;	2918	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2919	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2920	my $meta = "$RANDOMDIR/$md5.meta";
2508		2921
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2922	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2923	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2924	undef $fh;
2512	aio_rename "$meta~", $meta;	2925	aio_rename "$meta~", $meta;
2513		2926
		2927	my $slaying = "?random/$md5";
		2928
		2929	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2930	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2931	$exit->msg (undef);
		2932	}
2516	}	2933	}
2517	}	2934	}
2518		2935
2519	sub cf::object::player::enter_exit {	2936	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2937	my ($self, $exit) = @_;
2521		2938
2522	return unless $self->type == cf::PLAYER;	2939	return unless $self->type == cf::PLAYER;
2523		2940
2524	if ($exit->slaying eq "/!") {
2525	#TODO: this should de-fi-ni-te-ly not be a sync-job
2526	# the problem is that $exit might not survive long enough
2527	# so it needs to be done right now, right here
2528	cf::sync_job { prepare_random_map $exit };
2529	}
2530
2531	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2532	my $hp = $exit->stats->hp;
2533	my $sp = $exit->stats->sp;
2534
2535	$self->enter_link;	2941	$self->enter_link;
2536		2942
2537	# if exit is damned, update players death & WoR home-position
2538	$self->contr->savebed ($slaying, $hp, $sp)
2539	if $exit->flag (FLAG_DAMNED);
2540
2541	(async {	2943	(async {
2542	$self->deactivate_recursive; # just to be sure	2944	$Coro::current->{desc} = "enter_exit";
		2945
2543	unless (eval {	2946	unless (eval {
		2947	$self->deactivate_recursive; # just to be sure
		2948
		2949	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2950	my $x = $exit->stats->hp;
		2951	my $y = $exit->stats->sp;
		2952
		2953	# special map handling
		2954	my $slaying = $exit->slaying;
		2955
		2956	# special map handling
		2957	if ($slaying eq "/!") {
		2958	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2959
		2960	prepare_random_map $exit
		2961	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2962
		2963	$map = $exit->slaying;
		2964
		2965	} elsif ($slaying eq '!up') {
		2966	$map = $exit->map->tile_path (cf::TILE_UP);
		2967	$x = $exit->x;
		2968	$y = $exit->y;
		2969
		2970	} elsif ($slaying eq '!down') {
		2971	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2972	$x = $exit->x;
		2973	$y = $exit->y;
		2974	}
		2975
2544	$self->goto ($slaying, $hp, $sp);	2976	$self->goto ($map, $x, $y);
2545		2977
		2978	# if exit is damned, update players death & WoR home-position
		2979	$self->contr->savebed ($map, $x, $y)
		2980	if $exit->flag (cf::FLAG_DAMNED);
		2981
2546	1;	2982	1
2547	}) {	2983	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	2984	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "I'll try to bring you back to the map you were before. "	2985	. "I'll try to bring you back to the map you were before. "
2550	. "Please report this to the dungeon master!",	2986	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	2987	cf::NDI_UNIQUE | cf::NDI_RED);
2552		2988
2553	warn "ERROR in enter_exit: $@";	2989	error "ERROR in enter_exit: $@";
2554	$self->leave_link;	2990	$self->leave_link;
2555	}	2991	}
2556	})->prio (1);	2992	})->prio (1);
2557	}	2993	}
2558		2994
…		…
2570	sub cf::client::send_drawinfo {	3006	sub cf::client::send_drawinfo {
2571	my ($self, $text, $flags) = @_;	3007	my ($self, $text, $flags) = @_;
2572		3008
2573	utf8::encode $text;	3009	utf8::encode $text;
2574	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3010	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3011	}
		3012
		3013	=item $client->send_big_packet ($pkt)
		3014
		3015	Like C<send_packet>, but tries to compress large packets, and fragments
		3016	them as required.
		3017
		3018	=cut
		3019
		3020	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3021
		3022	sub cf::client::send_big_packet {
		3023	my ($self, $pkt) = @_;
		3024
		3025	# try lzf for large packets
		3026	$pkt = "lzf " . Compress::LZF::compress $pkt
		3027	if 1024 <= length $pkt and $self->{can_lzf};
		3028
		3029	# split very large packets
		3030	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3031	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3032	$pkt = "frag";
		3033	}
		3034
		3035	$self->send_packet ($pkt);
2575	}	3036	}
2576		3037
2577	=item $client->send_msg ($channel, $msg, $color, [extra...])	3038	=item $client->send_msg ($channel, $msg, $color, [extra...])
2578		3039
2579	Send a drawinfo or msg packet to the client, formatting the msg for the	3040	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	3042	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	3043	the message unless the client supports the msg packet.
2583		3044
2584	=cut	3045	=cut
2585		3046
		3047	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	3048	our %CHANNEL = (
		3049	"c/motd" => {
		3050	id => "infobox",
		3051	title => "MOTD",
		3052	reply => undef,
		3053	tooltip => "The message of the day",
		3054	},
2587	"c/identify" => {	3055	"c/identify" => {
2588	id => "identify",	3056	id => "infobox",
2589	title => "Identify",	3057	title => "Identify",
2590	reply => undef,	3058	reply => undef,
2591	tooltip => "Items recently identified",	3059	tooltip => "Items recently identified",
2592	},	3060	},
2593	"c/examine" => {	3061	"c/examine" => {
2594	id => "examine",	3062	id => "infobox",
2595	title => "Examine",	3063	title => "Examine",
2596	reply => undef,	3064	reply => undef,
2597	tooltip => "Signs and other items you examined",	3065	tooltip => "Signs and other items you examined",
2598	},	3066	},
		3067	"c/shopinfo" => {
		3068	id => "infobox",
		3069	title => "Shop Info",
		3070	reply => undef,
		3071	tooltip => "What your bargaining skill tells you about the shop",
		3072	},
		3073	"c/book" => {
		3074	id => "infobox",
		3075	title => "Book",
		3076	reply => undef,
		3077	tooltip => "The contents of a note or book",
		3078	},
		3079	"c/lookat" => {
		3080	id => "infobox",
		3081	title => "Look",
		3082	reply => undef,
		3083	tooltip => "What you saw there",
		3084	},
		3085	"c/who" => {
		3086	id => "infobox",
		3087	title => "Players",
		3088	reply => undef,
		3089	tooltip => "Shows players who are currently online",
		3090	},
		3091	"c/body" => {
		3092	id => "infobox",
		3093	title => "Body Parts",
		3094	reply => undef,
		3095	tooltip => "Shows which body parts you posess and are available",
		3096	},
		3097	"c/statistics" => {
		3098	id => "infobox",
		3099	title => "Statistics",
		3100	reply => undef,
		3101	tooltip => "Shows your primary statistics",
		3102	},
		3103	"c/skills" => {
		3104	id => "infobox",
		3105	title => "Skills",
		3106	reply => undef,
		3107	tooltip => "Shows your experience per skill and item power",
		3108	},
		3109	"c/shopitems" => {
		3110	id => "infobox",
		3111	title => "Shop Items",
		3112	reply => undef,
		3113	tooltip => "Shows the items currently for sale in this shop",
		3114	},
		3115	"c/resistances" => {
		3116	id => "infobox",
		3117	title => "Resistances",
		3118	reply => undef,
		3119	tooltip => "Shows your resistances",
		3120	},
		3121	"c/pets" => {
		3122	id => "infobox",
		3123	title => "Pets",
		3124	reply => undef,
		3125	tooltip => "Shows information abotu your pets/a specific pet",
		3126	},
		3127	"c/perceiveself" => {
		3128	id => "infobox",
		3129	title => "Perceive Self",
		3130	reply => undef,
		3131	tooltip => "You gained detailed knowledge about yourself",
		3132	},
		3133	"c/uptime" => {
		3134	id => "infobox",
		3135	title => "Uptime",
		3136	reply => undef,
		3137	tooltip => "How long the server has been running since last restart",
		3138	},
		3139	"c/mapinfo" => {
		3140	id => "infobox",
		3141	title => "Map Info",
		3142	reply => undef,
		3143	tooltip => "Information related to the maps",
		3144	},
		3145	"c/party" => {
		3146	id => "party",
		3147	title => "Party",
		3148	reply => "gsay ",
		3149	tooltip => "Messages and chat related to your party",
		3150	},
		3151	"c/death" => {
		3152	id => "death",
		3153	title => "Death",
		3154	reply => undef,
		3155	tooltip => "Reason for and more info about your most recent death",
		3156	},
		3157	"c/say" => $SAY_CHANNEL,
		3158	"c/chat" => $CHAT_CHANNEL,
2599	);	3159	);
2600		3160
2601	sub cf::client::send_msg {	3161	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	3162	my ($self, $channel, $msg, $color, @extra) = @_;
2603		3163
2604	$msg = $self->pl->expand_cfpod ($msg);	3164	$msg = $self->pl->expand_cfpod ($msg)
		3165	unless $color & cf::NDI_VERBATIM;
2605		3166
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	3167	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		3168
2608	# check predefined channels, for the benefit of C	3169	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3170	if ($CHANNEL{$channel}) {
		3171	$channel = $CHANNEL{$channel};
2610		3172
		3173	$self->ext_msg (channel_info => $channel);
		3174	$channel = $channel->{id};
		3175
2611	if (ref $channel) {	3176	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	3177	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	3178	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	3179	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	3180	$self->ext_msg (channel_info => $channel);
2616	if $self->can_msg;
2617	}	3181	}
2618		3182
2619	$channel = $channel->{id};	3183	$channel = $channel->{id};
2620	}	3184	}
2621		3185
2622	return unless @extra || length $msg;	3186	return unless @extra || length $msg;
2623		3187
2624	if ($self->can_msg) {
2625	# default colour, mask it out	3188	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3189	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	3190	if $color & cf::NDI_DEF;
2628		3191
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	3192	my $pkt = "msg "
		3193	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3194	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2631	} else {	3195	);
2632	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {
2635	1 while
2636	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2637	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2638	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2639	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2640	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2641	}
2642		3196
2643	$color &= cf::NDI_COLOR_MASK;	3197	$self->send_big_packet ($pkt);
2644
2645	utf8::encode $msg;
2646
2647	if (0 && $msg =~ /\[/) {
2648	# COMMAND/INFO
2649	$self->send_packet ("drawextinfo $color 10 8 $msg")
2650	} else {
2651	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2652	$self->send_packet ("drawinfo $color $msg")
2653	}
2654	}
2655	}
2656	}	3198	}
2657		3199
2658	=item $client->ext_msg ($type, @msg)	3200	=item $client->ext_msg ($type, @msg)
2659		3201
2660	Sends an ext event to the client.	3202	Sends an ext event to the client.
…		…
2663		3205
2664	sub cf::client::ext_msg($$@) {	3206	sub cf::client::ext_msg($$@) {
2665	my ($self, $type, @msg) = @_;	3207	my ($self, $type, @msg) = @_;
2666		3208
2667	if ($self->extcmd == 2) {	3209	if ($self->extcmd == 2) {
2668	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3210	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2669	} elsif ($self->extcmd == 1) { # TODO: remove	3211	} elsif ($self->extcmd == 1) { # TODO: remove
2670	push @msg, msgtype => "event_$type";	3212	push @msg, msgtype => "event_$type";
2671	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3213	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2672	}	3214	}
2673	}	3215	}
2674		3216
2675	=item $client->ext_reply ($msgid, @msg)	3217	=item $client->ext_reply ($msgid, @msg)
2676		3218
…		…
2680		3222
2681	sub cf::client::ext_reply($$@) {	3223	sub cf::client::ext_reply($$@) {
2682	my ($self, $id, @msg) = @_;	3224	my ($self, $id, @msg) = @_;
2683		3225
2684	if ($self->extcmd == 2) {	3226	if ($self->extcmd == 2) {
2685	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3227	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2686	} elsif ($self->extcmd == 1) {	3228	} elsif ($self->extcmd == 1) {
2687	#TODO: version 1, remove	3229	#TODO: version 1, remove
2688	unshift @msg, msgtype => "reply", msgid => $id;	3230	unshift @msg, msgtype => "reply", msgid => $id;
2689	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3231	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2690	}	3232	}
2691	}	3233	}
2692		3234
2693	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2694		3236
…		…
2765		3307
2766	$ns->ext_reply ($reply, @reply)	3308	$ns->ext_reply ($reply, @reply)
2767	if $reply;	3309	if $reply;
2768		3310
2769	} else {	3311	} else {
2770	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3312	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2771	}	3313	}
2772		3314
2773	cf::override;	3315	cf::override;
2774	},	3316	},
2775	);	3317	);
…		…
2795		3337
2796	$coro	3338	$coro
2797	}	3339	}
2798		3340
2799	cf::client->attach (	3341	cf::client->attach (
2800	on_destroy => sub {	3342	on_client_destroy => sub {
2801	my ($ns) = @_;	3343	my ($ns) = @_;
2802		3344
2803	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3345	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2804	},	3346	},
2805	);	3347	);
…		…
2821	our $safe_hole = new Safe::Hole;	3363	our $safe_hole = new Safe::Hole;
2822		3364
2823	$SIG{FPE} = 'IGNORE';	3365	$SIG{FPE} = 'IGNORE';
2824		3366
2825	$safe->permit_only (Opcode::opset qw(	3367	$safe->permit_only (Opcode::opset qw(
2826	:base_core :base_mem :base_orig :base_math	3368	:base_core :base_mem :base_orig :base_math :base_loop
2827	grepstart grepwhile mapstart mapwhile	3369	grepstart grepwhile mapstart mapwhile
2828	sort time	3370	sort time
2829	));	3371	));
2830		3372
2831	# here we export the classes and methods available to script code	3373	# here we export the classes and methods available to script code
…		…
2833	=pod	3375	=pod
2834		3376
2835	The following functions and methods are available within a safe environment:	3377	The following functions and methods are available within a safe environment:
2836		3378
2837	cf::object	3379	cf::object
2838	contr pay_amount pay_player map x y force_find force_add	3380	contr pay_amount pay_player map x y force_find force_add destroy
2839	insert remove name archname title slaying race decrease_ob_nr	3381	insert remove name archname title slaying race decrease split
		3382	value
2840		3383
2841	cf::object::player	3384	cf::object::player
2842	player	3385	player
2843		3386
2844	cf::player	3387	cf::player
…		…
2849		3392
2850	=cut	3393	=cut
2851		3394
2852	for (	3395	for (
2853	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3396	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2854	insert remove inv name archname title slaying race	3397	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3398	decrease split destroy change_exp value msg lore send_msg)],
2856	["cf::object::player" => qw(player)],	3399	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3400	["cf::player" => qw(peaceful send_msg)],
2858	["cf::map" => qw(trigger)],	3401	["cf::map" => qw(trigger)],
2859	) {	3402	) {
2860	no strict 'refs';
2861	my ($pkg, @funs) = @$_;	3403	my ($pkg, @funs) = @$_;
2862	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3404	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2863	for @funs;	3405	for @funs;
2864	}	3406	}
2865		3407
…		…
2880		3422
2881	my $qcode = $code;	3423	my $qcode = $code;
2882	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3424	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2883	$qcode =~ s/\n/\\n/g;	3425	$qcode =~ s/\n/\\n/g;
2884		3426
		3427	%vars = (_dummy => 0) unless %vars;
		3428
		3429	my @res;
2885	local $_;	3430	local $_;
2886	local @safe::cf::_safe_eval_args = values %vars;
2887		3431
2888	my $eval =	3432	my $eval =
2889	"do {\n"	3433	"do {\n"
2890	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3434	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2891	. "#line 0 \"{$qcode}\"\n"	3435	. "#line 0 \"{$qcode}\"\n"
2892	. $code	3436	. $code
2893	. "\n}"	3437	. "\n}"
2894	;	3438	;
2895		3439
		3440	if ($CFG{safe_eval}) {
2896	sub_generation_inc;	3441	sub_generation_inc;
		3442	local @safe::cf::_safe_eval_args = values %vars;
2897	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3443	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2898	sub_generation_inc;	3444	sub_generation_inc;
		3445	} else {
		3446	local @cf::_safe_eval_args = values %vars;
		3447	@res = wantarray ? eval eval : scalar eval $eval;
		3448	}
2899		3449
2900	if ($@) {	3450	if ($@) {
2901	warn "$@";	3451	warn "$@",
2902	warn "while executing safe code '$code'\n";	3452	"while executing safe code '$code'\n",
2903	warn "with arguments " . (join " ", %vars) . "\n";	3453	"with arguments " . (join " ", %vars) . "\n";
2904	}	3454	}
2905		3455
2906	wantarray ? @res : $res[0]	3456	wantarray ? @res : $res[0]
2907	}	3457	}
2908		3458
…		…
2922	=cut	3472	=cut
2923		3473
2924	sub register_script_function {	3474	sub register_script_function {
2925	my ($fun, $cb) = @_;	3475	my ($fun, $cb) = @_;
2926		3476
2927	no strict 'refs';	3477	$fun = "safe::$fun" if $CFG{safe_eval};
2928	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3478	*$fun = $safe_hole->wrap ($cb);
2929	}	3479	}
2930		3480
2931	=back	3481	=back
2932		3482
2933	=cut	3483	=cut
…		…
2942	# for this (global event?)	3492	# for this (global event?)
2943	%ext::player_env::MUSIC_FACE_CACHE = ();	3493	%ext::player_env::MUSIC_FACE_CACHE = ();
2944		3494
2945	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3495	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2946		3496
2947	warn "loading facedata from $path\n";	3497	trace "loading facedata from $path\n";
2948		3498
2949	my $facedata;	3499	my $facedata = decode_storable load_file $path;
2950	0 < aio_load $path, $facedata
2951	or die "$path: $!";
2952
2953	$facedata = Coro::Storable::thaw $facedata;
2954		3500
2955	$facedata->{version} == 2	3501	$facedata->{version} == 2
2956	or cf::cleanup "$path: version mismatch, cannot proceed.";	3502	or cf::cleanup "$path: version mismatch, cannot proceed.";
2957		3503
2958	# patch in the exptable	3504	# patch in the exptable
		3505	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2959	$facedata->{resource}{"res/exp_table"} = {	3506	$facedata->{resource}{"res/exp_table"} = {
2960	type => FT_RSRC,	3507	type => FT_RSRC,
2961	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3508	data => $exp_table,
		3509	hash => (Digest::MD5::md5 $exp_table),
2962	};	3510	};
2963	cf::cede_to_tick;	3511	cf::cede_to_tick;
2964		3512
2965	{	3513	{
2966	my $faces = $facedata->{faceinfo};	3514	my $faces = $facedata->{faceinfo};
2967		3515
2968	while (my ($face, $info) = each %$faces) {	3516	while (my ($face, $info) = each %$faces) {
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3517	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3518
2970	cf::face::set_visibility $idx, $info->{visibility};	3519	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3520	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3521	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2973	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3522	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3523	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2974		3524
2975	cf::cede_to_tick;	3525	cf::cede_to_tick;
2976	}	3526	}
2977		3527
2978	while (my ($face, $info) = each %$faces) {	3528	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3529	next unless $info->{smooth};
		3530
2980	my $idx = cf::face::find $face	3531	my $idx = cf::face::find $face
2981	or next;	3532	or next;
		3533
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3534	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3535	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3536	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3537	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3538	error "smooth face '$info->{smooth}' not found for face '$face'";
2987	}	3539	}
2988		3540
2989	cf::cede_to_tick;	3541	cf::cede_to_tick;
2990	}	3542	}
2991	}	3543	}
…		…
3000		3552
3001	cf::anim::invalidate_all; # d'oh	3553	cf::anim::invalidate_all; # d'oh
3002	}	3554	}
3003		3555
3004	{	3556	{
3005	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3557	my $res = $facedata->{resource};
3008		3558
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3559	while (my ($name, $info) = each %$res) {
		3560	if (defined $info->{type}) {
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3561	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;
3014		3562
3015	if ($info->{type} & 1) {	3563	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3016	# prepend meta info	3564	cf::face::set_type $idx, $info->{type};
3017
3018	my $meta = $enc->encode ({
3019	name => $name,
3020	%{ $info->{meta} || {} },
3021	});
3022
3023	$data = pack "(w/a*)*", $meta, $info->{data};
3024	} else {	3565	} else {
3025	$data = $info->{data};	3566	$RESOURCE{$name} = $info; # unused
3026	}	3567	}
3027		3568
3028	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029	cf::face::set_type $idx, $info->{type};
3030
3031	cf::cede_to_tick;	3569	cf::cede_to_tick;
3032	}	3570	}
3033
3034	if ($soundconf) {
3035	$soundconf = $enc->decode (delete $soundconf->{data});
3036
3037	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3038	my $sound = $soundconf->{compat}[$_]
3039	or next;
3040
3041	my $face = cf::face::find "sound/$sound->[1]";
3042	cf::sound::set $sound->[0] => $face;
3043	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3044	}
3045
3046	while (my ($k, $v) = each %{$soundconf->{event}}) {
3047	my $face = cf::face::find "sound/$v";
3048	cf::sound::set $k => $face;
3049	}
3050	}
3051	}	3571	}
		3572
		3573	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3574
3053	1	3575	1
3054	}	3576	}
3055		3577
3056	register_exticmd fx_want => sub {	3578	register_exticmd fx_want => sub {
…		…
3058		3580
3059	while (my ($k, $v) = each %$want) {	3581	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3582	$ns->fx_want ($k, $v);
3061	}	3583	}
3062	};	3584	};
		3585
		3586	sub load_resource_file($) {
		3587	my $guard = lock_acquire "load_resource_file";
		3588
		3589	my $status = load_resource_file_ $_[0];
		3590	get_slot 0.1, 100;
		3591	cf::arch::commit_load;
		3592
		3593	$status
		3594	}
3063		3595
3064	sub reload_regions {	3596	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3597	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3598	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3599	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3613	}
3082		3614
3083	sub reload_archetypes {	3615	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3616	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3617	or die "unable to load archetypes\n";
3086	#d# NEED to laod twice to resolve forward references
3087	# this really needs to be done in an extra post-pass
3088	# (which needs to be synchronous, so solve it differently)
3089	load_resource_file "$DATADIR/archetypes"
3090	or die "unable to load archetypes\n";
3091	}	3618	}
3092		3619
3093	sub reload_treasures {	3620	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3621	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3622	or die "unable to load treasurelists\n";
3096	}	3623	}
3097		3624
		3625	sub reload_sound {
		3626	trace "loading sound config from $DATADIR/sound\n";
		3627
		3628	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3629
		3630	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3631	my $sound = $soundconf->{compat}[$_]
		3632	or next;
		3633
		3634	my $face = cf::face::find "sound/$sound->[1]";
		3635	cf::sound::set $sound->[0] => $face;
		3636	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3637	}
		3638
		3639	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3640	my $face = cf::face::find "sound/$v";
		3641	cf::sound::set $k => $face;
		3642	}
		3643	}
		3644
3098	sub reload_resources {	3645	sub reload_resources {
3099	warn "reloading resource files...\n";	3646	trace "reloading resource files...\n";
3100		3647
		3648	reload_exp_table;
		3649	reload_materials;
		3650	reload_facedata;
		3651	reload_sound;
		3652	reload_archetypes;
3101	reload_regions;	3653	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3654	reload_treasures;
3106		3655
3107	warn "finished reloading resource files\n";	3656	trace "finished reloading resource files\n";
3108	}
3109
3110	sub init {
3111	reload_resources;
3112	}	3657	}
3113		3658
3114	sub reload_config {	3659	sub reload_config {
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3660	trace "reloading config file...\n";
3116	or return;
3117		3661
3118	local $/;	3662	my $config = load_file "$CONFDIR/config";
3119	*CFG = YAML::Syck::Load <$fh>;	3663	utf8::decode $config;
		3664	*CFG = decode_yaml $config;
3120		3665
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3666	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3122		3667
3123	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3668	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3124	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3669	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3125		3670
3126	if (exists $CFG{mlockall}) {	3671	if (exists $CFG{mlockall}) {
…		…
3130	};	3675	};
3131	warn $@ if $@;	3676	warn $@ if $@;
3132	}	3677	}
3133	}	3678	}
3134		3679
		3680	sub pidfile() {
		3681	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3682	or die "$PIDFILE: $!";
		3683	flock $fh, &Fcntl::LOCK_EX
		3684	or die "$PIDFILE: flock: $!";
		3685	$fh
		3686	}
		3687
		3688	# make sure only one server instance is running at any one time
		3689	sub atomic {
		3690	my $fh = pidfile;
		3691
		3692	my $pid = <$fh>;
		3693	kill 9, $pid if $pid > 0;
		3694
		3695	seek $fh, 0, 0;
		3696	print $fh $$;
		3697	}
		3698
		3699	sub main_loop {
		3700	trace "EV::loop starting\n";
		3701	if (1) {
		3702	EV::loop;
		3703	}
		3704	trace "EV::loop returned\n";
		3705	goto &main_loop unless $REALLY_UNLOOP;
		3706	}
		3707
3135	sub main {	3708	sub main {
		3709	cf::init_globals; # initialise logging
		3710
		3711	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3712	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3713	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3714	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3715
		3716	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3717
3136	# we must not ever block the main coroutine	3718	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3719	local $Coro::idle = sub {
3138	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3720	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3139	(async {	3721	(async {
3140	Event::one_event;	3722	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3723	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3724	})->prio (Coro::PRIO_MAX);
3142	};	3725	};
3143		3726
		3727	evthread_start IO::AIO::poll_fileno;
		3728
		3729	cf::sync_job {
		3730	cf::incloader::init ();
		3731
		3732	cf::init_anim;
		3733	cf::init_attackmess;
		3734	cf::init_dynamic;
		3735
		3736	cf::load_settings;
		3737
		3738	reload_resources;
3144	reload_config;	3739	reload_config;
3145	db_init;	3740	db_init;
		3741
		3742	cf::init_uuid;
		3743	cf::init_signals;
		3744	cf::init_skills;
		3745
		3746	cf::init_beforeplay;
		3747
		3748	atomic;
		3749
3146	load_extensions;	3750	load_extensions;
3147		3751
3148	$TICK_WATCHER->start;	3752	utime time, time, $RUNTIMEFILE;
3149	Event::loop;	3753
		3754	# no (long-running) fork's whatsoever before this point(!)
		3755	use POSIX ();
		3756	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3757
		3758	cf::_post_init 0;
		3759	};
		3760
		3761	cf::object::thawer::errors_are_fatal 0;
		3762	info "parse errors in files are no longer fatal from this point on.\n";
		3763
		3764	my $free_main; $free_main = EV::idle sub {
		3765	undef $free_main;
		3766	undef &main; # free gobs of memory :)
		3767	};
		3768
		3769	goto &main_loop;
3150	}	3770	}
3151		3771
3152	#############################################################################	3772	#############################################################################
3153	# initialisation and cleanup	3773	# initialisation and cleanup
3154		3774
3155	# install some emergency cleanup handlers	3775	# install some emergency cleanup handlers
3156	BEGIN {	3776	BEGIN {
		3777	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3778	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3779	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3159	reentrant => 0,
3160	data => WF_AUTOCANCEL,
3161	signal => $signal,
3162	prio => 0,
3163	cb => sub {
3164	cf::cleanup "SIG$signal";	3780	cf::cleanup "SIG$signal";
3165	},
3166	);	3781	};
3167	}	3782	}
3168	}	3783	}
3169		3784
3170	sub write_runtime {	3785	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";	3786	my $t0 = AE::time;
3172		3787
3173	# first touch the runtime file to show we are still running:	3788	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3789	# the fsync below can take a very very long time.
3175		3790
3176	IO::AIO::aio_utime $runtime, undef, undef;	3791	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3792
3178	my $guard = cf::lock_acquire "write_runtime";	3793	my $guard = cf::lock_acquire "write_runtime";
3179		3794
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3795	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3181	or return;	3796	or return;
3182		3797
3183	my $value = $cf::RUNTIME + 90 + 10;	3798	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3799	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3800	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3810	aio_utime $fh, undef, undef;
3196		3811
3197	close $fh	3812	close $fh
3198	or return;	3813	or return;
3199		3814
3200	aio_rename "$runtime~", $runtime	3815	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3816	and return;
3202		3817
3203	warn "runtime file written.\n";	3818	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3204		3819
3205	1	3820	1
		3821	}
		3822
		3823	our $uuid_lock;
		3824	our $uuid_skip;
		3825
		3826	sub write_uuid_sync($) {
		3827	$uuid_skip ||= $_[0];
		3828
		3829	return if $uuid_lock;
		3830	local $uuid_lock = 1;
		3831
		3832	my $uuid = "$LOCALDIR/uuid";
		3833
		3834	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3835	or return;
		3836
		3837	my $value = uuid_seq uuid_cur;
		3838
		3839	unless ($value) {
		3840	info "cowardly refusing to write zero uuid value!\n";
		3841	return;
		3842	}
		3843
		3844	my $value = uuid_str $value + $uuid_skip;
		3845	$uuid_skip = 0;
		3846
		3847	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3848	and return;
		3849
		3850	# always fsync - this file is important
		3851	aio_fsync $fh
		3852	and return;
		3853
		3854	close $fh
		3855	or return;
		3856
		3857	aio_rename "$uuid~", $uuid
		3858	and return;
		3859
		3860	trace "uuid file written ($value).\n";
		3861
		3862	1
		3863
		3864	}
		3865
		3866	sub write_uuid($$) {
		3867	my ($skip, $sync) = @_;
		3868
		3869	$sync ? write_uuid_sync $skip
		3870	: async { write_uuid_sync $skip };
3206	}	3871	}
3207		3872
3208	sub emergency_save() {	3873	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3874	my $freeze_guard = cf::freeze_mainloop;
3210		3875
3211	warn "enter emergency perl save\n";	3876	info "emergency_perl_save: enter\n";
		3877
		3878	# this is a trade-off: we want to be very quick here, so
		3879	# save all maps without fsync, and later call a global sync
		3880	# (which in turn might be very very slow)
		3881	local $USE_FSYNC = 0;
3212		3882
3213	cf::sync_job {	3883	cf::sync_job {
		3884	cf::write_runtime_sync; # external watchdog should not bark
		3885
3214	# use a peculiar iteration method to avoid tripping on perl	3886	# use a peculiar iteration method to avoid tripping on perl
3215	# refcount bugs in for. also avoids problems with players	3887	# refcount bugs in for. also avoids problems with players
3216	# and maps saved/destroyed asynchronously.	3888	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3889	info "emergency_perl_save: begin player save\n";
3218	for my $login (keys %cf::PLAYER) {	3890	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3891	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3892	$pl->valid or next;
		3893	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3894	$pl->save;
3222	}	3895	}
3223	warn "end emergency player save\n";	3896	info "emergency_perl_save: end player save\n";
3224		3897
3225	warn "begin emergency map save\n";	3898	cf::write_runtime_sync; # external watchdog should not bark
		3899
		3900	info "emergency_perl_save: begin map save\n";
3226	for my $path (keys %cf::MAP) {	3901	for my $path (keys %cf::MAP) {
3227	my $map = $cf::MAP{$path} or next;	3902	my $map = $cf::MAP{$path} or next;
3228	$map->valid or next;	3903	$map->valid or next;
3229	$map->save;	3904	$map->save;
3230	}	3905	}
3231	warn "end emergency map save\n";	3906	info "emergency_perl_save: end map save\n";
3232		3907
3233	warn "begin emergency database checkpoint\n";	3908	cf::write_runtime_sync; # external watchdog should not bark
		3909
		3910	info "emergency_perl_save: begin database checkpoint\n";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3911	BDB::db_env_txn_checkpoint $DB_ENV;
3235	warn "end emergency database checkpoint\n";	3912	info "emergency_perl_save: end database checkpoint\n";
		3913
		3914	info "emergency_perl_save: begin write uuid\n";
		3915	write_uuid_sync 1;
		3916	info "emergency_perl_save: end write uuid\n";
		3917
		3918	cf::write_runtime_sync; # external watchdog should not bark
		3919
		3920	trace "emergency_perl_save: syncing database to disk";
		3921	BDB::db_env_txn_checkpoint $DB_ENV;
		3922
		3923	info "emergency_perl_save: starting sync\n";
		3924	IO::AIO::aio_sync sub {
		3925	info "emergency_perl_save: finished sync\n";
		3926	};
		3927
		3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	trace "emergency_perl_save: flushing outstanding aio requests";
		3931	while (IO::AIO::nreqs || BDB::nreqs) {
		3932	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3933	}
		3934
		3935	cf::write_runtime_sync; # external watchdog should not bark
3236	};	3936	};
3237		3937
3238	warn "leave emergency perl save\n";	3938	info "emergency_perl_save: leave\n";
3239	}	3939	}
3240		3940
3241	sub post_cleanup {	3941	sub post_cleanup {
3242	my ($make_core) = @_;	3942	my ($make_core) = @_;
3243		3943
		3944	IO::AIO::flush;
		3945
3244	warn Carp::longmess "post_cleanup backtrace"	3946	error Carp::longmess "post_cleanup backtrace"
3245	if $make_core;	3947	if $make_core;
		3948
		3949	my $fh = pidfile;
		3950	unlink $PIDFILE if <$fh> == $$;
		3951	}
		3952
		3953	# a safer delete_package, copied from Symbol
		3954	sub clear_package($) {
		3955	my $pkg = shift;
		3956
		3957	# expand to full symbol table name if needed
		3958	unless ($pkg =~ /^main::.*::$/) {
		3959	$pkg = "main$pkg" if $pkg =~ /^::/;
		3960	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3961	$pkg .= '::' unless $pkg =~ /::$/;
		3962	}
		3963
		3964	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3965	my $stem_symtab = *{$stem}{HASH};
		3966
		3967	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3968	or return;
		3969
		3970	# clear all symbols
		3971	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3972	for my $name (keys %$leaf_symtab) {
		3973	_gv_clear *{"$pkg$name"};
		3974	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3975	}
3246	}	3976	}
3247		3977
3248	sub do_reload_perl() {	3978	sub do_reload_perl() {
3249	# can/must only be called in main	3979	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	3980	unless (in_main) {
3251	warn "can only reload from main coroutine";	3981	error "can only reload from main coroutine";
3252	return;	3982	return;
3253	}	3983	}
3254		3984
3255	warn "reloading...";	3985	return if $RELOAD++;
3256		3986
3257	warn "entering sync_job";	3987	my $t1 = AE::time;
3258		3988
		3989	while ($RELOAD) {
		3990	cf::get_slot 0.1, -1, "reload_perl";
		3991	info "perl_reload: reloading...";
		3992
		3993	trace "perl_reload: entering sync_job";
		3994
3259	cf::sync_job {	3995	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark
3261	cf::emergency_save;	3996	#cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark
3263		3997
3264	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;
3266
3267	# if anything goes wrong in here, we should simply crash as we already saved
3268
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;
3280	warn "iterate...";
3281	}
3282
3283	++$RELOAD;
3284
3285	warn "cancelling all extension coros";	3998	trace "perl_reload: cancelling all extension coros";
3286	$_->cancel for values %EXT_CORO;	3999	$_->cancel for values %EXT_CORO;
3287	%EXT_CORO = ();	4000	%EXT_CORO = ();
3288		4001
3289	warn "removing commands";	4002	trace "perl_reload: removing commands";
3290	%COMMAND = ();	4003	%COMMAND = ();
3291		4004
3292	warn "removing ext/exti commands";	4005	trace "perl_reload: removing ext/exti commands";
3293	%EXTCMD = ();	4006	%EXTCMD = ();
3294	%EXTICMD = ();	4007	%EXTICMD = ();
3295		4008
3296	warn "unloading/nuking all extensions";	4009	trace "perl_reload: unloading/nuking all extensions";
3297	for my $pkg (@EXTS) {	4010	for my $pkg (@EXTS) {
3298	warn "... unloading $pkg";	4011	trace "... unloading $pkg";
3299		4012
3300	if (my $cb = $pkg->can ("unload")) {	4013	if (my $cb = $pkg->can ("unload")) {
3301	eval {	4014	eval {
3302	$cb->($pkg);	4015	$cb->($pkg);
3303	1	4016	1
3304	} or warn "$pkg unloaded, but with errors: $@";	4017	} or error "$pkg unloaded, but with errors: $@";
		4018	}
		4019
		4020	trace "... clearing $pkg";
		4021	clear_package $pkg;
3305	}	4022	}
3306		4023
3307	warn "... nuking $pkg";
3308	Symbol::delete_package $pkg;
3309	}
3310
3311	warn "unloading all perl modules loaded from $LIBDIR";	4024	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3312	while (my ($k, $v) = each %INC) {	4025	while (my ($k, $v) = each %INC) {
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4026	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		4027
3315	warn "... unloading $k";	4028	trace "... unloading $k";
3316	delete $INC{$k};	4029	delete $INC{$k};
3317		4030
3318	$k =~ s/\.pm$//;	4031	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;	4032	$k =~ s/\//::/g;
3320		4033
3321	if (my $cb = $k->can ("unload_module")) {	4034	if (my $cb = $k->can ("unload_module")) {
3322	$cb->();	4035	$cb->();
		4036	}
		4037
		4038	clear_package $k;
3323	}	4039	}
3324		4040
3325	Symbol::delete_package $k;
3326	}
3327
3328	warn "getting rid of safe::, as good as possible";	4041	trace "perl_reload: getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	4042	clear_package "safe::$_"
3330	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4043	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3331		4044
3332	warn "unloading cf.pm \"a bit\"";	4045	trace "perl_reload: unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	4046	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	4047	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3335		4048
3336	# don't, removes xs symbols, too,	4049	# don't, removes xs symbols, too,
3337	# and global variables created in xs	4050	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	4051	#clear_package __PACKAGE__;
3339		4052
3340	warn "unload completed, starting to reload now";	4053	info "perl_reload: unload completed, starting to reload now";
3341		4054
3342	warn "reloading cf.pm";	4055	trace "perl_reload: reloading cf.pm";
3343	require cf;	4056	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4057	cf::_connect_to_perl_1;
3345		4058
3346	warn "loading config and database again";	4059	trace "perl_reload: loading config and database again";
3347	cf::reload_config;	4060	cf::reload_config;
3348		4061
3349	warn "loading extensions";	4062	trace "perl_reload: loading extensions";
3350	cf::load_extensions;	4063	cf::load_extensions;
3351		4064
		4065	if ($REATTACH_ON_RELOAD) {
3352	warn "reattaching attachments to objects/players";	4066	trace "perl_reload: reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	4067	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	4068	trace "perl_reload: reattaching attachments to maps";
3355	reattach $_ for values %MAP;	4069	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	4070	trace "perl_reload: reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	4071	reattach $_ for values %PLAYER;
		4072	}
3358		4073
3359	warn "leaving sync_job";	4074	cf::_post_init 1;
3360		4075
		4076	trace "perl_reload: leaving sync_job";
		4077
3361	1	4078	1
3362	} or do {	4079	} or do {
3363	warn $@;	4080	error $@;
3364	warn "error while reloading, exiting.";	4081	cf::cleanup "perl_reload: error, exiting.";
3365	exit 1;	4082	};
		4083
		4084	--$RELOAD;
3366	};	4085	}
3367		4086
3368	warn "reloaded";	4087	$t1 = AE::time - $t1;
		4088	info "perl_reload: completed in ${t1}s\n";
3369	};	4089	};
3370		4090
3371	our $RELOAD_WATCHER; # used only during reload	4091	our $RELOAD_WATCHER; # used only during reload
3372		4092
3373	sub reload_perl() {	4093	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	4094	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	4095	# coro crashes during coro_state_free->destroy here.
3376		4096
3377	$RELOAD_WATCHER ||= Event->timer (	4097	$RELOAD_WATCHER ||= cf::async {
3378	reentrant => 0,	4098	Coro::AIO::aio_wait cache_extensions;
3379	after => 0,	4099
3380	data => WF_AUTOCANCEL,	4100	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3381	cb => sub {
3382	do_reload_perl;	4101	do_reload_perl;
3383	undef $RELOAD_WATCHER;	4102	undef $RELOAD_WATCHER;
3384	},	4103	};
3385	);	4104	};
3386	}	4105	}
3387		4106
3388	register_command "reload" => sub {	4107	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	4108	my ($who, $arg) = @_;
3390		4109
3391	if ($who->flag (FLAG_WIZ)) {	4110	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	4111	$who->message ("reloading server.");
		4112	async {
		4113	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	4114	reload_perl;
		4115	};
3394	}	4116	}
3395	};	4117	};
3396		4118
3397	unshift @INC, $LIBDIR;	4119	#############################################################################
3398		4120
3399	my $bug_warning = 0;	4121	my $bug_warning = 0;
3400		4122
3401	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;
3403
3404	sub wait_for_tick {	4123	sub wait_for_tick() {
3405	return unless $TICK_WATCHER->is_active;	4124	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3406	return if $Coro::current == $Coro::main;
3407		4125
3408	my $signal = new Coro::Signal;	4126	$WAIT_FOR_TICK->wait;
3409	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;
3411	}	4127	}
3412		4128
3413	sub wait_for_tick_begin {	4129	sub wait_for_tick_begin() {
3414	return unless $TICK_WATCHER->is_active;	4130	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3415	return if $Coro::current == $Coro::main;
3416		4131
3417	my $signal = new Coro::Signal;	4132	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	4133	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	4134	$signal->wait;
3420	}	4135	}
3421		4136
3422	my $min = 1e6;#d#	4137	sub tick {
3423	my $avg = 10;
3424	$TICK_WATCHER = Event->timer (
3425	reentrant => 0,
3426	parked => 1,
3427	prio => 0,
3428	at => $NEXT_TICK || $TICK,
3429	data => WF_AUTOCANCEL,
3430	cb => sub {
3431	if ($Coro::current != $Coro::main) {	4138	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4139	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	4140	unless ++$bug_warning > 10;
3434	return;	4141	return;
3435	}	4142	}
3436		4143
3437	$NOW = $tick_start = Event::time;	4144	cf::one_tick; # one server iteration
3438		4145
3439	cf::server_tick; # one server iteration	4146	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3440		4147
3441	0 && sync_job {#d#	4148	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3442	for(1..10) {	4149	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3443	my $t = Event::time;	4150	Coro::async_pool {
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4151	$Coro::current->{desc} = "runtime saver";
3445	or die;	4152	write_runtime_sync
3446		4153	or error "ERROR: unable to write runtime file: $!";
3447	$map->width (50);
3448	$map->height (50);
3449	$map->alloc;
3450	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3451	my $t = Event::time - $t;
3452
3453	#next unless $t < 0.0013;#d#
3454	if ($t < $min) {
3455	$min = $t;
3456	}
3457	$avg = $avg * 0.99 + $t * 0.01;
3458	}
3459	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3460	exit 0;
3461	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3462	};	4154	};
		4155	}
3463		4156
3464	$RUNTIME += $TICK;
3465	$NEXT_TICK += $TICK;
3466
3467	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3468	$NEXT_RUNTIME_WRITE = $NOW + 10;
3469	Coro::async_pool {
3470	write_runtime
3471	or warn "ERROR: unable to write runtime file: $!";
3472	};
3473	}
3474
3475	# my $AFTER = Event::time;
3476	# warn $AFTER - $NOW;#d#
3477
3478	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	4158	$sig->send;
3480	}	4159	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	4160	$WAIT_FOR_TICK->broadcast;
3482	$sig->send;
3483	}
3484		4161
3485	$NOW = Event::time;	4162	$LOAD = ($NOW - $TICK_START) / $TICK;
3486
3487	# if we are delayed by four ticks or more, skip them all
3488	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3489
3490	$TICK_WATCHER->at ($NEXT_TICK);
3491	$TICK_WATCHER->start;
3492
3493	$LOAD = ($NOW - $tick_start) / $TICK;
3494	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4163	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		4164
3496	_post_tick;	4165	if (0) {
3497		4166	if ($NEXT_TICK) {
3498		4167	my $jitter = $TICK_START - $NEXT_TICK;
		4168	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4169	debug "jitter $JITTER\n";#d#
		4170	}
3499	},	4171	}
3500	);	4172	}
3501		4173
3502	{	4174	{
3503	BDB::max_poll_time $TICK * 0.1;	4175	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	4176
3505	reentrant => 0,
3506	fd => BDB::poll_fileno,
3507	poll => 'r',
3508	prio => 0,
3509	data => WF_AUTOCANCEL,
3510	cb => \&BDB::poll_cb,
3511	);
3512	BDB::min_parallel 8;	4177	BDB::min_parallel 16;
3513		4178	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	4179	$AnyEvent::BDB::WATCHER->priority (1);
3515	my $status;
3516	my $current = $Coro::current;
3517	(
3518	sub {
3519	$status = $!;
3520	$current->ready; undef $current;
3521	},
3522	sub {
3523	Coro::schedule while defined $current;
3524	$! = $status;
3525	},
3526	)
3527	};
3528		4180
3529	unless ($DB_ENV) {	4181	unless ($DB_ENV) {
3530	$DB_ENV = BDB::db_env_create;	4182	$DB_ENV = BDB::db_env_create;
		4183	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4184	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4185	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4186	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4187	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3531		4188
3532	cf::sync_job {	4189	cf::sync_job {
3533	eval {	4190	eval {
3534	BDB::db_env_open	4191	BDB::db_env_open
3535	$DB_ENV,	4192	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4194	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4195	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	4196	0666;
3540		4197
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4198	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3542
3543	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3544	$DB_ENV->set_lk_detect;
3545	};	4199	};
3546		4200
3547	cf::cleanup "db_env_open(db): $@" if $@;	4201	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	4202	};
3549	}	4203	}
		4204
		4205	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4206	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4207	};
		4208	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4209	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4210	};
		4211	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4212	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4213	};
3550	}	4214	}
3551		4215
3552	{	4216	{
		4217	# configure IO::AIO
		4218
3553	IO::AIO::min_parallel 8;	4219	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	4220	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	4221	undef $AnyEvent::AIO::WATCHER;
3558	reentrant => 0,
3559	data => WF_AUTOCANCEL,
3560	fd => IO::AIO::poll_fileno,
3561	poll => 'r',
3562	prio => 6,
3563	cb => \&IO::AIO::poll_cb,
3564	);
3565	}	4222	}
3566		4223
3567	my $_log_backtrace;	4224	our $_log_backtrace;
		4225	our $_log_backtrace_last;
3568		4226
3569	sub _log_backtrace {	4227	sub _log_backtrace {
3570	my ($msg, @addr) = @_;	4228	my ($msg, @addr) = @_;
3571		4229
3572	$msg =~ s/\n//;	4230	$msg =~ s/\n$//;
3573		4231
		4232	if ($_log_backtrace_last eq $msg) {
		4233	LOG llevInfo, "[ABT] $msg\n";
		4234	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3574	# limit the # of concurrent backtraces	4235	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	4236	} elsif ($_log_backtrace < 2) {
		4237	$_log_backtrace_last = $msg;
3576	++$_log_backtrace;	4238	++$_log_backtrace;
		4239	my $perl_bt = Carp::longmess $msg;
3577	async {	4240	async {
		4241	$Coro::current->{desc} = "abt $msg";
		4242
3578	my @bt = fork_call {	4243	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	4244	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4245	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4246	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3582	or die "addr2line: $!";	4247	or die "addr2line: $!";
…		…
3590	}	4255	}
3591		4256
3592	@funcs	4257	@funcs
3593	};	4258	};
3594		4259
3595	LOG llevInfo, "[ABT] $msg\n";	4260	LOG llevInfo, "[ABT] $perl_bt\n";
		4261	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	4262	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	4263	--$_log_backtrace;
3598	};	4264	};
3599	} else {	4265	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	4266	LOG llevInfo, "[ABT] $msg\n";
3601	LOG llevInfo, "[ABT] [suppressed]\n";	4267	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3602	}	4268	}
3603	}	4269	}
3604		4270
3605	# load additional modules	4271	# load additional modules
3606	use cf::pod;	4272	require "cf/$_.pm" for @EXTRA_MODULES;
		4273	cf::_connect_to_perl_2;
3607		4274
3608	END { cf::emergency_save }	4275	END { cf::emergency_save }
3609		4276
3610	1	4277	1
3611		4278

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