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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.361 by root, Sun Sep 9 12:52:48 2007 UTC vs.
Revision 1.574 by root, Sun May 8 21:51:27 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 $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1260	}	1585	}
1261	};	1586	};
1262	}	1587	}
1263		1588
1264	#############################################################################	1589	#############################################################################
1265		1590
1266	=back	1591	=back
1267		1592
1268	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1269		1594
1270	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1271		1596
1272	=cut	1597	=cut
1273		1598
1274	package cf::player;	1599	package cf::player;
1275		1600
…		…
1318		1643
1319	sub exists($) {	1644	sub exists($) {
1320	my ($login) = @_;	1645	my ($login) = @_;
1321		1646
1322	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1324	}	1649	}
1325		1650
1326	sub find($) {	1651	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1653	my $login = $_[0];
…		…
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1663	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1664
1340	my $f = new_from_file cf::object::thawer path $login	1665	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1666	or return;
1342		1667
1343	$f->next;
1344	my $pl = cf::player::load_pl $f	1668	my $pl = cf::player::load_pl $f
1345	or return;	1669	or return;
		1670
1346	local $cf::PLAYER_LOADING{$login} = $pl;	1671	local $cf::PLAYER_LOADING{$login} = $pl;
1347	$f->resolve_delayed_derefs;	1672	$f->resolve_delayed_derefs;
1348	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1349	}	1674	}
1350	}	1675	}
1351	}	1676	}
1352		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($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
1353	sub save($) {	1691	sub save($) {
1354	my ($pl) = @_;	1692	my ($pl) = @_;
1355		1693
1356	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1357		1695
…		…
1360		1698
1361	return if $pl->{deny_save};	1699	return if $pl->{deny_save};
1362		1700
1363	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1364	$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];
1365		1708
1366	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1367	cf::cede_to_tick;	1710	cf::cede_to_tick;
1368	}	1711	}
1369		1712
…		…
1401	my ($pl) = @_;	1744	my ($pl) = @_;
1402		1745
1403	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1404		1747
1405	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1406	$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
1407		1750
1408	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1409	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1410	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1411	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1412		1759
1413	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1414	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1415	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1453		1800
1454	for my $login (@$dirs) {	1801	for my $login (@$dirs) {
1455	my $path = path $login;	1802	my $path = path $login;
1456		1803
1457	# a .pst is a dead give-away for a valid player	1804	# a .pst is a dead give-away for a valid player
1458	unless (-e "$path.pst") {	1805	# if no pst file found, open and chekc for blocked users
		1806	if (aio_stat "$path.pst") {
1459	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1460	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1461	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
1462	}	1810	}
1463		1811
…		…
1467		1815
1468	\@logins	1816	\@logins
1469	}	1817	}
1470		1818
1471	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1472		1822
1473	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1474	player. May block.	1824	player. May block.
1475		1825
1476	=cut	1826	=cut
…		…
1494	}	1844	}
1495		1845
1496	\@paths	1846	\@paths
1497	}	1847	}
1498		1848
1499	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1500		1850
1501	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1502
1503	=cut
1504
1505	sub expand_cfpod {
1506	((my $self), (local $_)) = @_;
1507
1508	# escape & and <
1509	s/&/&amp;/g;
1510	s/(?<![BIUGHT])</&lt;/g;
1511
1512	# this is buggy, it needs to properly take care of nested <'s
1513
1514	1 while
1515	# replace B<>, I<>, U<> etc.
1516	s/B<([^\>]*)>/<b>$1<\/b>/
1517	|| s/I<([^\>]*)>/<i>$1<\/i>/
1518	|| s/U<([^\>]*)>/<u>$1<\/u>/
1519	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1520	# replace G<male|female> tags
1521	|| s{G<([^>|]*)\|([^>]*)>}{
1522	$self->gender ? $2 : $1
1523	}ge
1524	# replace H<hint text>
1525	|| s{H<([^\>]*)>}
1526	{
1527	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1528	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1529	"")
1530	[$self->{hintmode}]
1531	}ge;
1532
1533	# create single paragraphs (very hackish)
1534	s/(?<=\S)\n(?=\w)/ /g;
1535
1536	# compress some whitespace
1537	s/\s+\n/\n/g; # ws line-ends
1538	s/\n\n+/\n/g; # double lines
1539	s/^\n+//; # beginning lines
1540	s/\n+$//; # ending lines
1541
1542	$_
1543	}
1544
1545	sub hintmode {
1546	$_[0]{hintmode} = $_[1] if @_ > 1;
1547	$_[0]{hintmode}
1548	}
1549		1852
1550	=item $player->ext_reply ($msgid, @msg)	1853	=item $player->ext_reply ($msgid, @msg)
1551		1854
1552	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1553		1856
…		…
1585		1888
1586	=cut	1889	=cut
1587		1890
1588	sub find_by_path($) {	1891	sub find_by_path($) {
1589	my ($path) = @_;	1892	my ($path) = @_;
		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
1590		1895
1591	my ($match, $specificity);	1896	my ($match, $specificity);
1592		1897
1593	for my $region (list) {	1898	for my $region (list) {
1594	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
…		…
1620	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1621	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1622		1927
1623	sub generate_random_map {	1928	sub generate_random_map {
1624	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1625	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1626	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1627	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1628	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1629	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1630	$rmp->{exit_on_final_map},
1631	$rmp->{xsize}, $rmp->{ysize},
1632	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1633	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1634	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1635	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1636	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1637	(cf::region::find $rmp->{region}), $rmp->{custom}
1638	)
1639	}	1934	}
1640		1935
1641	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1642		1937
1643	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
…		…
1648		1943
1649	sub register {	1944	sub register {
1650	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1651	my $pkg = caller;	1946	my $pkg = caller;
1652		1947
1653	no strict;
1654	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1655		1949
1656	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1657	}	1951	}
1658		1952
1659	# also paths starting with '/'	1953	# also paths starting with '/'
1660	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1661		1955
1662	sub thawer_merge {	1956	sub thawer_merge {
1663	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1664		1958
1665	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1670	}	1964	}
1671		1965
1672	sub normalise {	1966	sub normalise {
1673	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1674		1968
1675	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1676		1970
1677	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1678		1972
1679	# map plan:	1973	# map plan:
1680	#	1974	#
…		…
1695	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1696	$path = "$base/$path";	1990	$path = "$base/$path";
1697	}	1991	}
1698		1992
1699	for ($path) {	1993	for ($path) {
1700	redo if s{//}{/};
1701	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1702	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1703	}	1996	}
1704		1997
1705	$path	1998	$path
…		…
1719	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1720	return $self;	2013	return $self;
1721	}	2014	}
1722	}	2015	}
1723		2016
1724	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1725	()	2018	()
1726	}	2019	}
1727		2020
		2021	# may re-bless or do other evil things
1728	sub init {	2022	sub init {
1729	my ($self) = @_;	2023	my ($self) = @_;
1730		2024
1731	$self	2025	$self
1732	}	2026	}
…		…
1751		2045
1752	# the temporary/swap location	2046	# the temporary/swap location
1753	sub save_path {	2047	sub save_path {
1754	my ($self) = @_;	2048	my ($self) = @_;
1755		2049
1756	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1757	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1758	}	2052	}
1759		2053
1760	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1761	sub uniq_path {	2055	sub uniq_path {
1762	my ($self) = @_;	2056	my ($self) = @_;
1763		2057
1764	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1765	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1766	}
1767
1768	# and all this just because we cannot iterate over
1769	# all maps in C++...
1770	sub change_all_map_light {
1771	my ($change) = @_;
1772
1773	$_->change_map_light ($change)
1774	for grep $_->outdoor, values %cf::MAP;
1775	}	2060	}
1776		2061
1777	sub decay_objects {	2062	sub decay_objects {
1778	my ($self) = @_;	2063	my ($self) = @_;
1779		2064
…		…
1806	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1807		2092
1808	1	2093	1
1809	}	2094	}
1810		2095
		2096	# used to laod the header of an original map
1811	sub load_header_orig {	2097	sub load_header_orig {
1812	my ($self) = @_;	2098	my ($self) = @_;
1813		2099
1814	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1815	}	2101	}
1816		2102
		2103	# used to laod the header of an instantiated map
1817	sub load_header_temp {	2104	sub load_header_temp {
1818	my ($self) = @_;	2105	my ($self) = @_;
1819		2106
1820	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1821	}	2108	}
1822		2109
		2110	# called after loading the header from an instantiated map
1823	sub prepare_temp {	2111	sub prepare_temp {
1824	my ($self) = @_;	2112	my ($self) = @_;
1825		2113
1826	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1827	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1828	# safety	2116	# safety
1829	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1830	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1831	}	2119	}
1832		2120
		2121	# called after loading the header from an original map
1833	sub prepare_orig {	2122	sub prepare_orig {
1834	my ($self) = @_;	2123	my ($self) = @_;
1835		2124
1836	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1837	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1861		2150
1862	sub find;	2151	sub find;
1863	sub find {	2152	sub find {
1864	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1865		2154
		2155	cf::cede_to_tick;
		2156
1866	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1867		2158
1868	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1869	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1870		2161
1871	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1872	my $guard1 = cf::lock_acquire "map_find:$path";
1873	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1874
1875	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1876	or return;	2164	or return;
1877		2165
1878	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1879		2167
…		…
1881	or return;	2169	or return;
1882		2170
1883	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1884	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
1885	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
1886	undef $guard1;	2175	undef $guard1;
1887	undef $guard2;
1888	$map->reset;	2176	$map->reset;
1889	return find $path;	2177	return find $path;
1890	}	2178	}
1891		2179
1892	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1893	}	2181	}
1894	}	2182	}
1895		2183
1896	sub pre_load { }	2184	sub pre_load { }
1897	sub post_load { }	2185	#sub post_load { } # XS
1898		2186
1899	sub load {	2187	sub load {
1900	my ($self) = @_;	2188	my ($self) = @_;
1901		2189
1902	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1905		2193
1906	{	2194	{
1907	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1908		2196
1909	return unless $self->valid;	2197	return unless $self->valid;
1910	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1911
1912	$self->in_memory (cf::MAP_LOADING);
1913		2199
1914	$self->alloc;	2200	$self->alloc;
1915		2201
1916	$self->pre_load;	2202	$self->pre_load;
1917	cf::cede_to_tick;	2203	cf::cede_to_tick;
1918		2204
		2205	if (exists $self->{load_path}) {
1919	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
1920	$f->skip_block;	2207	$f->skip_block;
1921	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
1922	or return;	2209	or return;
1923		2210
1924	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
1925	if delete $self->{load_original};	2212	if delete $self->{load_original};
1926		2213
1927	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
1928	utf8::encode $uniq;	2215	utf8::encode $uniq;
1929	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
1930	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
1931	$self->clear_unique_items;	2218	$self->clear_unique_items;
1932	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
1933	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
1934	}	2222	}
1935	}	2223	}
1936	}
1937		2224
1938	$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);
1939		2232
1940	cf::cede_to_tick;	2233	cf::cede_to_tick;
1941	# now do the right thing for maps	2234	# now do the right thing for maps
1942	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
1943	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
1947	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
1948	$self->decay_objects;	2241	$self->decay_objects;
1949	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
1950	$self->update_buttons;	2243	$self->update_buttons;
1951	cf::cede_to_tick;	2244	cf::cede_to_tick;
1952	$self->set_darkness_map;	2245	#$self->activate; # no longer activate maps automatically
1953	cf::cede_to_tick;
1954	$self->activate;
1955	}	2246	}
1956		2247
1957	$self->{last_save} = $cf::RUNTIME;	2248	$self->{last_save} = $cf::RUNTIME;
1958	$self->last_access ($cf::RUNTIME);	2249	$self->last_access ($cf::RUNTIME);
1959
1960	$self->in_memory (cf::MAP_IN_MEMORY);
1961	}	2250	}
1962		2251
1963	$self->post_load;	2252	$self->post_load;
1964	}
1965		2253
		2254	1
		2255	}
		2256
		2257	# customize the map for a given player, i.e.
		2258	# return the _real_ map. used by e.g. per-player
		2259	# maps to change the path to ~playername/mappath
1966	sub customise_for {	2260	sub customise_for {
1967	my ($self, $ob) = @_;	2261	my ($self, $ob) = @_;
1968		2262
1969	return find "~" . $ob->name . "/" . $self->{path}	2263	return find "~" . $ob->name . "/" . $self->{path}
1970	if $self->per_player;	2264	if $self->per_player;
…		…
1973	# if $self->per_party;	2267	# if $self->per_party;
1974		2268
1975	$self	2269	$self
1976	}	2270	}
1977		2271
1978	# find and load all maps in the 3x3 area around a map
1979	sub load_neighbours {
1980	my ($map) = @_;
1981
1982	my @neigh; # diagonal neighbours
1983
1984	for (0 .. 3) {
1985	my $neigh = $map->tile_path ($_)
1986	or next;
1987	$neigh = find $neigh, $map
1988	or next;
1989	$neigh->load;
1990
1991	push @neigh,
1992	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1993	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1994	}
1995
1996	for (grep defined $_->[0], @neigh) {
1997	my ($path, $origin) = @$_;
1998	my $neigh = find $path, $origin
1999	or next;
2000	$neigh->load;
2001	}
2002	}
2003
2004	sub find_sync {	2272	sub find_sync {
2005	my ($path, $origin) = @_;	2273	my ($path, $origin) = @_;
2006		2274
2007	cf::sync_job { find $path, $origin }	2275	# it's a bug to call this from the main context
		2276	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2277	if $Coro::current == $Coro::main;
		2278
		2279	find $path, $origin
2008	}	2280	}
2009		2281
2010	sub do_load_sync {	2282	sub do_load_sync {
2011	my ($map) = @_;	2283	my ($map) = @_;
2012		2284
		2285	# it's a bug to call this from the main context
2013	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2286	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2014	if $Coro::current == $Coro::main;	2287	if $Coro::current == $Coro::main;
2015		2288
2016	cf::sync_job { $map->load };	2289	$map->load;
2017	}	2290	}
2018		2291
2019	our %MAP_PREFETCH;	2292	our %MAP_PREFETCH;
2020	our $MAP_PREFETCHER = undef;	2293	our $MAP_PREFETCHER = undef;
2021		2294
2022	sub find_async {	2295	sub find_async {
2023	my ($path, $origin, $load) = @_;	2296	my ($path, $origin, $load) = @_;
2024		2297
2025	$path = normalise $path, $origin && $origin->{path};	2298	$path = normalise $path, $origin;
2026		2299
2027	if (my $map = $cf::MAP{$path}) {	2300	if (my $map = $cf::MAP{$path}) {
2028	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2301	return $map if !$load || $map->linkable;
2029	}	2302	}
2030		2303
2031	$MAP_PREFETCH{$path} |= $load;	2304	$MAP_PREFETCH{$path} |= $load;
2032		2305
2033	$MAP_PREFETCHER ||= cf::async {	2306	$MAP_PREFETCHER ||= cf::async {
		2307	$Coro::current->{desc} = "map prefetcher";
		2308
2034	while (%MAP_PREFETCH) {	2309	while (%MAP_PREFETCH) {
2035	while (my ($k, $v) = each %MAP_PREFETCH) {	2310	while (my ($k, $v) = each %MAP_PREFETCH) {
2036	if (my $map = find $k) {	2311	if (my $map = find $k) {
2037	$map->load if $v;	2312	$map->load if $v;
2038	}	2313	}
…		…
2045	$MAP_PREFETCHER->prio (6);	2320	$MAP_PREFETCHER->prio (6);
2046		2321
2047	()	2322	()
2048	}	2323	}
2049		2324
		2325	# common code, used by both ->save and ->swapout
2050	sub save {	2326	sub _save {
2051	my ($self) = @_;	2327	my ($self) = @_;
2052
2053	my $lock = cf::lock_acquire "map_data:$self->{path}";
2054		2328
2055	$self->{last_save} = $cf::RUNTIME;	2329	$self->{last_save} = $cf::RUNTIME;
2056		2330
2057	return unless $self->dirty;	2331	return unless $self->dirty;
2058		2332
…		…
2064	return if $self->{deny_save};	2338	return if $self->{deny_save};
2065		2339
2066	local $self->{last_access} = $self->last_access;#d#	2340	local $self->{last_access} = $self->last_access;#d#
2067		2341
2068	cf::async {	2342	cf::async {
		2343	$Coro::current->{desc} = "map player save";
2069	$_->contr->save for $self->players;	2344	$_->contr->save for $self->players;
2070	};	2345	};
		2346
		2347	cf::get_slot 0.02;
2071		2348
2072	if ($uniq) {	2349	if ($uniq) {
2073	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2074	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2351	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2075	} else {	2352	} else {
2076	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2353	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2077	}	2354	}
2078	}	2355	}
2079		2356
		2357	sub save {
		2358	my ($self) = @_;
		2359
		2360	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2361
		2362	$self->_save;
		2363	}
		2364
2080	sub swap_out {	2365	sub swap_out {
2081	my ($self) = @_;	2366	my ($self) = @_;
2082		2367
2083	# save first because save cedes
2084	$self->save;
2085
2086	my $lock = cf::lock_acquire "map_data:$self->{path}";	2368	my $lock = cf::lock_acquire "map_data:$self->{path}";
2087		2369
		2370	return if !$self->linkable;
		2371	return if $self->{deny_save};
2088	return if $self->players;	2372	return if $self->players;
2089	return if $self->in_memory != cf::MAP_IN_MEMORY;	2373
		2374	# first deactivate the map and "unlink" it from the core
		2375	$self->deactivate;
		2376	$_->clear_links_to ($self) for values %cf::MAP;
		2377	$self->state (cf::MAP_SWAPPED);
		2378
		2379	# then atomically save
		2380	$self->_save;
		2381
		2382	# then free the map
		2383	$self->clear;
		2384	}
		2385
		2386	sub reset_at {
		2387	my ($self) = @_;
		2388
		2389	# TODO: safety, remove and allow resettable per-player maps
2090	return if $self->{deny_save};	2390	return 1e99 if $self->{deny_reset};
2091		2391
		2392	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2393	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2394
		2395	$time + $to
		2396	}
		2397
		2398	sub should_reset {
		2399	my ($self) = @_;
		2400
		2401	$self->reset_at <= $cf::RUNTIME
		2402	}
		2403
		2404	sub reset {
		2405	my ($self) = @_;
		2406
		2407	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2408
		2409	return if $self->players;
		2410
		2411	cf::trace "resetting map ", $self->path, "\n";
		2412
2092	$self->in_memory (cf::MAP_SWAPPED);	2413	$self->state (cf::MAP_SWAPPED);
		2414
		2415	# need to save uniques path
		2416	unless ($self->{deny_save}) {
		2417	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2418
		2419	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2420	if $uniq;
		2421	}
		2422
		2423	delete $cf::MAP{$self->path};
2093		2424
2094	$self->deactivate;	2425	$self->deactivate;
2095	$_->clear_links_to ($self) for values %cf::MAP;	2426	$_->clear_links_to ($self) for values %cf::MAP;
2096	$self->clear;	2427	$self->clear;
2097	}
2098
2099	sub reset_at {
2100	my ($self) = @_;
2101
2102	# TODO: safety, remove and allow resettable per-player maps
2103	return 1e99 if $self->{deny_reset};
2104
2105	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2106	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2107
2108	$time + $to
2109	}
2110
2111	sub should_reset {
2112	my ($self) = @_;
2113
2114	$self->reset_at <= $cf::RUNTIME
2115	}
2116
2117	sub reset {
2118	my ($self) = @_;
2119
2120	my $lock = cf::lock_acquire "map_data:$self->{path}";
2121
2122	return if $self->players;
2123
2124	warn "resetting map ", $self->path;
2125
2126	$self->in_memory (cf::MAP_SWAPPED);
2127
2128	# need to save uniques path
2129	unless ($self->{deny_save}) {
2130	my $uniq = $self->uniq_path; utf8::encode $uniq;
2131
2132	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2133	if $uniq;
2134	}
2135
2136	delete $cf::MAP{$self->path};
2137
2138	$self->deactivate;
2139	$_->clear_links_to ($self) for values %cf::MAP;
2140	$self->clear;
2141		2428
2142	$self->unlink_save;	2429	$self->unlink_save;
2143	$self->destroy;	2430	$self->destroy;
2144	}	2431	}
2145		2432
…		…
2153		2440
2154	delete $cf::MAP{$self->path};	2441	delete $cf::MAP{$self->path};
2155		2442
2156	$self->unlink_save;	2443	$self->unlink_save;
2157		2444
2158	bless $self, "cf::map";	2445	bless $self, "cf::map::wrap";
2159	delete $self->{deny_reset};	2446	delete $self->{deny_reset};
2160	$self->{deny_save} = 1;	2447	$self->{deny_save} = 1;
2161	$self->reset_timeout (1);	2448	$self->reset_timeout (1);
2162	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2449	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2163		2450
…		…
2212		2499
2213	sub unique_maps() {	2500	sub unique_maps() {
2214	[	2501	[
2215	map {	2502	map {
2216	utf8::decode $_;	2503	utf8::decode $_;
2217	/\.map$/	2504	s/\.map$//; # TODO future compatibility hack
		2505	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2506	? ()
2218	? normalise $_	2507	: normalise $_
2219	: ()
2220	} @{ aio_readdir $UNIQUEDIR or [] }	2508	} @{ aio_readdir $UNIQUEDIR or [] }
2221	]	2509	]
2222	}	2510	}
2223		2511
2224	package cf;	2512	=item cf::map::static_maps
		2513
		2514	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2515	file in the shared directory excluding F</styles> and F</editor>). May
		2516	block.
		2517
		2518	=cut
		2519
		2520	sub static_maps() {
		2521	my @dirs = "";
		2522	my @maps;
		2523
		2524	while (@dirs) {
		2525	my $dir = shift @dirs;
		2526
		2527	next if $dir eq "/styles" || $dir eq "/editor";
		2528
		2529	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2530	or return;
		2531
		2532	for (@$files) {
		2533	s/\.map$// or next;
		2534	utf8::decode $_;
		2535	push @maps, "$dir/$_";
		2536	}
		2537
		2538	push @dirs, map "$dir/$_", @$dirs;
		2539	}
		2540
		2541	\@maps
		2542	}
2225		2543
2226	=back	2544	=back
2227		2545
2228	=head3 cf::object	2546	=head3 cf::object
2229		2547
…		…
2233		2551
2234	=over 4	2552	=over 4
2235		2553
2236	=item $ob->inv_recursive	2554	=item $ob->inv_recursive
2237		2555
2238	Returns the inventory of the object _and_ their inventories, recursively.	2556	Returns the inventory of the object I<and> their inventories, recursively,
		2557	but I<not> the object itself.
2239		2558
2240	=cut	2559	=cut
2241		2560
2242	sub inv_recursive_;	2561	sub inv_recursive_;
2243	sub inv_recursive_ {	2562	sub inv_recursive_ {
…		…
2248	inv_recursive_ inv $_[0]	2567	inv_recursive_ inv $_[0]
2249	}	2568	}
2250		2569
2251	=item $ref = $ob->ref	2570	=item $ref = $ob->ref
2252		2571
2253	creates and returns a persistent reference to an objetc that can be stored as a string.	2572	Creates and returns a persistent reference to an object that can be stored as a string.
2254		2573
2255	=item $ob = cf::object::deref ($refstring)	2574	=item $ob = cf::object::deref ($refstring)
2256		2575
2257	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2576	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2258	even if the object actually exists. May block.	2577	even if the object actually exists. May block.
…		…
2260	=cut	2579	=cut
2261		2580
2262	sub deref {	2581	sub deref {
2263	my ($ref) = @_;	2582	my ($ref) = @_;
2264		2583
2265	# temporary compatibility#TODO#remove
2266	$ref =~ s{^<}{player/<};
2267
2268	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2584	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2269	my ($uuid, $name) = ($1, $2);	2585	my ($uuid, $name) = ($1, $2);
2270	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2586	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2271	or return;	2587	or return;
2272	$pl->ob->uuid eq $uuid	2588	$pl->ob->uuid eq $uuid
2273	or return;	2589	or return;
…		…
2293	can be C<undef>. Does the right thing when the player is currently in a	2609	can be C<undef>. Does the right thing when the player is currently in a
2294	dialogue with the given NPC character.	2610	dialogue with the given NPC character.
2295		2611
2296	=cut	2612	=cut
2297		2613
		2614	our $SAY_CHANNEL = {
		2615	id => "say",
		2616	title => "Map",
		2617	reply => "say ",
		2618	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2619	};
		2620
		2621	our $CHAT_CHANNEL = {
		2622	id => "chat",
		2623	title => "Chat",
		2624	reply => "chat ",
		2625	tooltip => "Player chat and shouts, global to the server.",
		2626	};
		2627
2298	# rough implementation of a future "reply" method that works	2628	# rough implementation of a future "reply" method that works
2299	# with dialog boxes.	2629	# with dialog boxes.
2300	#TODO: the first argument must go, split into a $npc->reply_to ( method	2630	#TODO: the first argument must go, split into a $npc->reply_to ( method
2301	sub cf::object::player::reply($$$;$) {	2631	sub cf::object::player::reply($$$;$) {
2302	my ($self, $npc, $msg, $flags) = @_;	2632	my ($self, $npc, $msg, $flags) = @_;
…		…
2313	my $dialog = $pl->{npc_dialog};	2643	my $dialog = $pl->{npc_dialog};
2314	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2644	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2315		2645
2316	} else {	2646	} else {
2317	$msg = $npc->name . " says: $msg" if $npc;	2647	$msg = $npc->name . " says: $msg" if $npc;
2318	$self->message ($msg, $flags);	2648	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2319	}	2649	}
2320	}	2650	}
2321	}	2651	}
2322		2652
2323	=item $object->send_msg ($channel, $msg, $color, [extra...])	2653	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2348		2678
2349	=item $player_object->enter_link	2679	=item $player_object->enter_link
2350		2680
2351	Freezes the player and moves him/her to a special map (C<{link}>).	2681	Freezes the player and moves him/her to a special map (C<{link}>).
2352		2682
2353	The player should be reasonably safe there for short amounts of time. You	2683	The player should be reasonably safe there for short amounts of time (e.g.
2354	I<MUST> call C<leave_link> as soon as possible, though.	2684	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2685	though, as the player cannot control the character while it is on the link
		2686	map.
2355		2687
2356	Will never block.	2688	Will never block.
2357		2689
2358	=item $player_object->leave_link ($map, $x, $y)	2690	=item $player_object->leave_link ($map, $x, $y)
2359		2691
…		…
2379	sub cf::object::player::enter_link {	2711	sub cf::object::player::enter_link {
2380	my ($self) = @_;	2712	my ($self) = @_;
2381		2713
2382	$self->deactivate_recursive;	2714	$self->deactivate_recursive;
2383		2715
		2716	++$self->{_link_recursion};
		2717
2384	return if UNIVERSAL::isa $self->map, "ext::map_link";	2718	return if UNIVERSAL::isa $self->map, "ext::map_link";
2385		2719
2386	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2720	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2387	if $self->map && $self->map->{path} ne "{link}";	2721	if $self->map && $self->map->{path} ne "{link}";
2388		2722
2389	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2723	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2390	}	2724	}
2391		2725
2392	sub cf::object::player::leave_link {	2726	sub cf::object::player::leave_link {
2393	my ($self, $map, $x, $y) = @_;	2727	my ($self, $map, $x, $y) = @_;
2394		2728
…		…
2411	($x, $y) = (-1, -1)	2745	($x, $y) = (-1, -1)
2412	unless (defined $x) && (defined $y);	2746	unless (defined $x) && (defined $y);
2413		2747
2414	# use -1 or undef as default coordinates, not 0, 0	2748	# use -1 or undef as default coordinates, not 0, 0
2415	($x, $y) = ($map->enter_x, $map->enter_y)	2749	($x, $y) = ($map->enter_x, $map->enter_y)
2416	if $x <=0 && $y <= 0;	2750	if $x <= 0 && $y <= 0;
2417		2751
2418	$map->load;	2752	$map->load;
2419	$map->load_neighbours;
2420		2753
2421	return unless $self->contr->active;	2754	return unless $self->contr->active;
2422	$self->activate_recursive;
2423		2755
2424	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2756	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2425	$self->enter_map ($map, $x, $y);	2757	if ($self->enter_map ($map, $x, $y)) {
2426	}	2758	# entering was successful
		2759	delete $self->{_link_recursion};
		2760	# only activate afterwards, to support waiting in hooks
		2761	$self->activate_recursive;
		2762	}
2427		2763
		2764	}
		2765
2428	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2766	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2429		2767
2430	Moves the player to the given map-path and coordinates by first freezing	2768	Moves the player to the given map-path and coordinates by first freezing
2431	her, loading and preparing them map, calling the provided $check callback	2769	her, loading and preparing them map, calling the provided $check callback
2432	that has to return the map if sucecssful, and then unfreezes the player on	2770	that has to return the map if sucecssful, and then unfreezes the player on
2433	the new (success) or old (failed) map position. In either case, $done will	2771	the new (success) or old (failed) map position. In either case, $done will
2434	be called at the end of this process.	2772	be called at the end of this process.
2435		2773
		2774	Note that $check will be called with a potentially non-loaded map, so if
		2775	it needs a loaded map it has to call C<< ->load >>.
		2776
2436	=cut	2777	=cut
2437		2778
2438	our $GOTOGEN;	2779	our $GOTOGEN;
2439		2780
2440	sub cf::object::player::goto {	2781	sub cf::object::player::goto {
2441	my ($self, $path, $x, $y, $check, $done) = @_;	2782	my ($self, $path, $x, $y, $check, $done) = @_;
2442		2783
		2784	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2785	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2786	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2787	($path, $x, $y) = @$EMERGENCY_POSITION;
		2788	}
		2789
2443	# do generation counting so two concurrent goto's will be executed in-order	2790	# do generation counting so two concurrent goto's will be executed in-order
2444	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2791	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2445		2792
2446	$self->enter_link;	2793	$self->enter_link;
2447		2794
2448	(async {	2795	(async {
		2796	$Coro::current->{desc} = "player::goto $path $x $y";
		2797
		2798	# *tag paths override both path and x|y
		2799	if ($path =~ /^\*(.*)$/) {
		2800	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2801	my $ob = $obs[rand @obs];
		2802
		2803	# see if we actually can go there
		2804	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2805	$ob = $obs[rand @obs];
		2806	} else {
		2807	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2808	}
		2809	# else put us there anyways for now #d#
		2810
		2811	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2812	} else {
		2813	($path, $x, $y) = (undef, undef, undef);
		2814	}
		2815	}
		2816
2449	my $map = eval {	2817	my $map = eval {
2450	my $map = cf::map::find $path;	2818	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2451		2819
2452	if ($map) {	2820	if ($map) {
2453	$map = $map->customise_for ($self);	2821	$map = $map->customise_for ($self);
2454	$map = $check->($map) if $check && $map;	2822	$map = $check->($map, $x, $y, $self) if $check && $map;
2455	} else {	2823	} else {
2456	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2824	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2457	}	2825	}
2458		2826
2459	$map	2827	$map
2460	};	2828	};
2461		2829
…		…
2467	if ($gen == $self->{_goto_generation}) {	2835	if ($gen == $self->{_goto_generation}) {
2468	delete $self->{_goto_generation};	2836	delete $self->{_goto_generation};
2469	$self->leave_link ($map, $x, $y);	2837	$self->leave_link ($map, $x, $y);
2470	}	2838	}
2471		2839
2472	$done->() if $done;	2840	$done->($self) if $done;
2473	})->prio (1);	2841	})->prio (1);
2474	}	2842	}
2475		2843
2476	=item $player_object->enter_exit ($exit_object)	2844	=item $player_object->enter_exit ($exit_object)
2477		2845
…		…
2497	}	2865	}
2498		2866
2499	sub prepare_random_map {	2867	sub prepare_random_map {
2500	my ($exit) = @_;	2868	my ($exit) = @_;
2501		2869
2502	my $guard = cf::lock_acquire "exit_prepare:$exit";
2503
2504	# all this does is basically replace the /! path by	2870	# all this does is basically replace the /! path by
2505	# a new random map path (?random/...) with a seed	2871	# a new random map path (?random/...) with a seed
2506	# that depends on the exit object	2872	# that depends on the exit object
2507		2873
2508	my $rmp = parse_random_map_params $exit->msg;	2874	my $rmp = parse_random_map_params $exit->msg;
…		…
2510	if ($exit->map) {	2876	if ($exit->map) {
2511	$rmp->{region} = $exit->region->name;	2877	$rmp->{region} = $exit->region->name;
2512	$rmp->{origin_map} = $exit->map->path;	2878	$rmp->{origin_map} = $exit->map->path;
2513	$rmp->{origin_x} = $exit->x;	2879	$rmp->{origin_x} = $exit->x;
2514	$rmp->{origin_y} = $exit->y;	2880	$rmp->{origin_y} = $exit->y;
		2881
		2882	$exit->map->touch;
2515	}	2883	}
2516		2884
2517	$rmp->{random_seed} ||= $exit->random_seed;	2885	$rmp->{random_seed} ||= $exit->random_seed;
2518		2886
2519	my $data = cf::to_json $rmp;	2887	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2520	my $md5 = Digest::MD5::md5_hex $data;	2888	my $md5 = Digest::MD5::md5_hex $data;
2521	my $meta = "$RANDOMDIR/$md5.meta";	2889	my $meta = "$RANDOMDIR/$md5.meta";
2522		2890
2523	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2891	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2524	aio_write $fh, 0, (length $data), $data, 0;	2892	aio_write $fh, 0, (length $data), $data, 0;
2525	undef $fh;	2893	undef $fh;
2526	aio_rename "$meta~", $meta;	2894	aio_rename "$meta~", $meta;
2527		2895
		2896	my $slaying = "?random/$md5";
		2897
		2898	if ($exit->valid) {
2528	$exit->slaying ("?random/$md5");	2899	$exit->slaying ("?random/$md5");
2529	$exit->msg (undef);	2900	$exit->msg (undef);
		2901	}
2530	}	2902	}
2531	}	2903	}
2532		2904
2533	sub cf::object::player::enter_exit {	2905	sub cf::object::player::enter_exit {
2534	my ($self, $exit) = @_;	2906	my ($self, $exit) = @_;
2535		2907
2536	return unless $self->type == cf::PLAYER;	2908	return unless $self->type == cf::PLAYER;
2537		2909
2538	if ($exit->slaying eq "/!") {
2539	#TODO: this should de-fi-ni-te-ly not be a sync-job
2540	# the problem is that $exit might not survive long enough
2541	# so it needs to be done right now, right here
2542	cf::sync_job { prepare_random_map $exit };
2543	}
2544
2545	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2546	my $hp = $exit->stats->hp;
2547	my $sp = $exit->stats->sp;
2548
2549	$self->enter_link;	2910	$self->enter_link;
2550		2911
2551	# if exit is damned, update players death & WoR home-position
2552	$self->contr->savebed ($slaying, $hp, $sp)
2553	if $exit->flag (FLAG_DAMNED);
2554
2555	(async {	2912	(async {
2556	$self->deactivate_recursive; # just to be sure	2913	$Coro::current->{desc} = "enter_exit";
		2914
2557	unless (eval {	2915	unless (eval {
		2916	$self->deactivate_recursive; # just to be sure
		2917
		2918	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2919	my $x = $exit->stats->hp;
		2920	my $y = $exit->stats->sp;
		2921
		2922	# special map handling
		2923	my $slaying = $exit->slaying;
		2924
		2925	# special map handling
		2926	if ($slaying eq "/!") {
		2927	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2928
		2929	prepare_random_map $exit
		2930	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2931
		2932	$map = $exit->slaying;
		2933
		2934	} elsif ($slaying eq '!up') {
		2935	$map = $exit->map->tile_path (cf::TILE_UP);
		2936	$x = $exit->x;
		2937	$y = $exit->y;
		2938
		2939	} elsif ($slaying eq '!down') {
		2940	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2941	$x = $exit->x;
		2942	$y = $exit->y;
		2943	}
		2944
2558	$self->goto ($slaying, $hp, $sp);	2945	$self->goto ($map, $x, $y);
2559		2946
		2947	# if exit is damned, update players death & WoR home-position
		2948	$self->contr->savebed ($map, $x, $y)
		2949	if $exit->flag (cf::FLAG_DAMNED);
		2950
2560	1;	2951	1
2561	}) {	2952	}) {
2562	$self->message ("Something went wrong deep within the crossfire server. "	2953	$self->message ("Something went wrong deep within the deliantra server. "
2563	. "I'll try to bring you back to the map you were before. "	2954	. "I'll try to bring you back to the map you were before. "
2564	. "Please report this to the dungeon master!",	2955	. "Please report this to the dungeon master!",
2565	cf::NDI_UNIQUE | cf::NDI_RED);	2956	cf::NDI_UNIQUE | cf::NDI_RED);
2566		2957
2567	warn "ERROR in enter_exit: $@";	2958	error "ERROR in enter_exit: $@";
2568	$self->leave_link;	2959	$self->leave_link;
2569	}	2960	}
2570	})->prio (1);	2961	})->prio (1);
2571	}	2962	}
2572		2963
…		…
2584	sub cf::client::send_drawinfo {	2975	sub cf::client::send_drawinfo {
2585	my ($self, $text, $flags) = @_;	2976	my ($self, $text, $flags) = @_;
2586		2977
2587	utf8::encode $text;	2978	utf8::encode $text;
2588	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2979	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2980	}
		2981
		2982	=item $client->send_big_packet ($pkt)
		2983
		2984	Like C<send_packet>, but tries to compress large packets, and fragments
		2985	them as required.
		2986
		2987	=cut
		2988
		2989	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2990
		2991	sub cf::client::send_big_packet {
		2992	my ($self, $pkt) = @_;
		2993
		2994	# try lzf for large packets
		2995	$pkt = "lzf " . Compress::LZF::compress $pkt
		2996	if 1024 <= length $pkt and $self->{can_lzf};
		2997
		2998	# split very large packets
		2999	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3000	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3001	$pkt = "frag";
		3002	}
		3003
		3004	$self->send_packet ($pkt);
2589	}	3005	}
2590		3006
2591	=item $client->send_msg ($channel, $msg, $color, [extra...])	3007	=item $client->send_msg ($channel, $msg, $color, [extra...])
2592		3008
2593	Send a drawinfo or msg packet to the client, formatting the msg for the	3009	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2595	the message, with C<log> being the default. If C<$color> is negative, suppress	3011	the message, with C<log> being the default. If C<$color> is negative, suppress
2596	the message unless the client supports the msg packet.	3012	the message unless the client supports the msg packet.
2597		3013
2598	=cut	3014	=cut
2599		3015
		3016	# non-persistent channels (usually the info channel)
2600	our %CHANNEL = (	3017	our %CHANNEL = (
		3018	"c/motd" => {
		3019	id => "infobox",
		3020	title => "MOTD",
		3021	reply => undef,
		3022	tooltip => "The message of the day",
		3023	},
2601	"c/identify" => {	3024	"c/identify" => {
2602	id => "identify",	3025	id => "infobox",
2603	title => "Identify",	3026	title => "Identify",
2604	reply => undef,	3027	reply => undef,
2605	tooltip => "Items recently identified",	3028	tooltip => "Items recently identified",
2606	},	3029	},
2607	"c/examine" => {	3030	"c/examine" => {
2608	id => "examine",	3031	id => "infobox",
2609	title => "Examine",	3032	title => "Examine",
2610	reply => undef,	3033	reply => undef,
2611	tooltip => "Signs and other items you examined",	3034	tooltip => "Signs and other items you examined",
2612	},	3035	},
		3036	"c/shopinfo" => {
		3037	id => "infobox",
		3038	title => "Shop Info",
		3039	reply => undef,
		3040	tooltip => "What your bargaining skill tells you about the shop",
		3041	},
		3042	"c/book" => {
		3043	id => "infobox",
		3044	title => "Book",
		3045	reply => undef,
		3046	tooltip => "The contents of a note or book",
		3047	},
		3048	"c/lookat" => {
		3049	id => "infobox",
		3050	title => "Look",
		3051	reply => undef,
		3052	tooltip => "What you saw there",
		3053	},
		3054	"c/who" => {
		3055	id => "infobox",
		3056	title => "Players",
		3057	reply => undef,
		3058	tooltip => "Shows players who are currently online",
		3059	},
		3060	"c/body" => {
		3061	id => "infobox",
		3062	title => "Body Parts",
		3063	reply => undef,
		3064	tooltip => "Shows which body parts you posess and are available",
		3065	},
		3066	"c/statistics" => {
		3067	id => "infobox",
		3068	title => "Statistics",
		3069	reply => undef,
		3070	tooltip => "Shows your primary statistics",
		3071	},
		3072	"c/skills" => {
		3073	id => "infobox",
		3074	title => "Skills",
		3075	reply => undef,
		3076	tooltip => "Shows your experience per skill and item power",
		3077	},
		3078	"c/shopitems" => {
		3079	id => "infobox",
		3080	title => "Shop Items",
		3081	reply => undef,
		3082	tooltip => "Shows the items currently for sale in this shop",
		3083	},
		3084	"c/resistances" => {
		3085	id => "infobox",
		3086	title => "Resistances",
		3087	reply => undef,
		3088	tooltip => "Shows your resistances",
		3089	},
		3090	"c/pets" => {
		3091	id => "infobox",
		3092	title => "Pets",
		3093	reply => undef,
		3094	tooltip => "Shows information abotu your pets/a specific pet",
		3095	},
		3096	"c/perceiveself" => {
		3097	id => "infobox",
		3098	title => "Perceive Self",
		3099	reply => undef,
		3100	tooltip => "You gained detailed knowledge about yourself",
		3101	},
		3102	"c/uptime" => {
		3103	id => "infobox",
		3104	title => "Uptime",
		3105	reply => undef,
		3106	tooltip => "How long the server has been running since last restart",
		3107	},
		3108	"c/mapinfo" => {
		3109	id => "infobox",
		3110	title => "Map Info",
		3111	reply => undef,
		3112	tooltip => "Information related to the maps",
		3113	},
		3114	"c/party" => {
		3115	id => "party",
		3116	title => "Party",
		3117	reply => "gsay ",
		3118	tooltip => "Messages and chat related to your party",
		3119	},
		3120	"c/death" => {
		3121	id => "death",
		3122	title => "Death",
		3123	reply => undef,
		3124	tooltip => "Reason for and more info about your most recent death",
		3125	},
		3126	"c/say" => $SAY_CHANNEL,
		3127	"c/chat" => $CHAT_CHANNEL,
2613	);	3128	);
2614		3129
2615	sub cf::client::send_msg {	3130	sub cf::client::send_msg {
2616	my ($self, $channel, $msg, $color, @extra) = @_;	3131	my ($self, $channel, $msg, $color, @extra) = @_;
2617		3132
2618	$msg = $self->pl->expand_cfpod ($msg);	3133	$msg = $self->pl->expand_cfpod ($msg)
		3134	unless $color & cf::NDI_VERBATIM;
2619		3135
2620	$color &= cf::NDI_CLIENT_MASK; # just in case...	3136	$color &= cf::NDI_CLIENT_MASK; # just in case...
2621		3137
2622	# check predefined channels, for the benefit of C	3138	# check predefined channels, for the benefit of C
2623	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3139	if ($CHANNEL{$channel}) {
		3140	$channel = $CHANNEL{$channel};
2624		3141
		3142	$self->ext_msg (channel_info => $channel);
		3143	$channel = $channel->{id};
		3144
2625	if (ref $channel) {	3145	} elsif (ref $channel) {
2626	# send meta info to client, if not yet sent	3146	# send meta info to client, if not yet sent
2627	unless (exists $self->{channel}{$channel->{id}}) {	3147	unless (exists $self->{channel}{$channel->{id}}) {
2628	$self->{channel}{$channel->{id}} = $channel;	3148	$self->{channel}{$channel->{id}} = $channel;
2629	$self->ext_msg (channel_info => $channel)	3149	$self->ext_msg (channel_info => $channel);
2630	if $self->can_msg;
2631	}	3150	}
2632		3151
2633	$channel = $channel->{id};	3152	$channel = $channel->{id};
2634	}	3153	}
2635		3154
2636	return unless @extra || length $msg;	3155	return unless @extra || length $msg;
2637		3156
2638	if ($self->can_msg) {
2639	# default colour, mask it out	3157	# default colour, mask it out
2640	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3158	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2641	if $color & cf::NDI_DEF;	3159	if $color & cf::NDI_DEF;
2642		3160
2643	$self->send_packet ("msg " . $self->{json_coder}->encode (	3161	my $pkt = "msg "
		3162	. $self->{json_coder}->encode (
2644	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3163	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2645	} else {	3164	);
2646	if ($color >= 0) {
2647	# replace some tags by gcfclient-compatible ones
2648	for ($msg) {
2649	1 while
2650	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2651	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2652	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2653	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2654	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2655	}
2656		3165
2657	$color &= cf::NDI_COLOR_MASK;	3166	$self->send_big_packet ($pkt);
2658
2659	utf8::encode $msg;
2660
2661	if (0 && $msg =~ /\[/) {
2662	# COMMAND/INFO
2663	$self->send_packet ("drawextinfo $color 10 8 $msg")
2664	} else {
2665	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2666	$self->send_packet ("drawinfo $color $msg")
2667	}
2668	}
2669	}
2670	}	3167	}
2671		3168
2672	=item $client->ext_msg ($type, @msg)	3169	=item $client->ext_msg ($type, @msg)
2673		3170
2674	Sends an ext event to the client.	3171	Sends an ext event to the client.
…		…
2677		3174
2678	sub cf::client::ext_msg($$@) {	3175	sub cf::client::ext_msg($$@) {
2679	my ($self, $type, @msg) = @_;	3176	my ($self, $type, @msg) = @_;
2680		3177
2681	if ($self->extcmd == 2) {	3178	if ($self->extcmd == 2) {
2682	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2683	} elsif ($self->extcmd == 1) { # TODO: remove	3180	} elsif ($self->extcmd == 1) { # TODO: remove
2684	push @msg, msgtype => "event_$type";	3181	push @msg, msgtype => "event_$type";
2685	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3182	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2686	}	3183	}
2687	}	3184	}
2688		3185
2689	=item $client->ext_reply ($msgid, @msg)	3186	=item $client->ext_reply ($msgid, @msg)
2690		3187
…		…
2694		3191
2695	sub cf::client::ext_reply($$@) {	3192	sub cf::client::ext_reply($$@) {
2696	my ($self, $id, @msg) = @_;	3193	my ($self, $id, @msg) = @_;
2697		3194
2698	if ($self->extcmd == 2) {	3195	if ($self->extcmd == 2) {
2699	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3196	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2700	} elsif ($self->extcmd == 1) {	3197	} elsif ($self->extcmd == 1) {
2701	#TODO: version 1, remove	3198	#TODO: version 1, remove
2702	unshift @msg, msgtype => "reply", msgid => $id;	3199	unshift @msg, msgtype => "reply", msgid => $id;
2703	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3200	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2704	}	3201	}
2705	}	3202	}
2706		3203
2707	=item $success = $client->query ($flags, "text", \&cb)	3204	=item $success = $client->query ($flags, "text", \&cb)
2708		3205
…		…
2779		3276
2780	$ns->ext_reply ($reply, @reply)	3277	$ns->ext_reply ($reply, @reply)
2781	if $reply;	3278	if $reply;
2782		3279
2783	} else {	3280	} else {
2784	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3281	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2785	}	3282	}
2786		3283
2787	cf::override;	3284	cf::override;
2788	},	3285	},
2789	);	3286	);
…		…
2809		3306
2810	$coro	3307	$coro
2811	}	3308	}
2812		3309
2813	cf::client->attach (	3310	cf::client->attach (
2814	on_destroy => sub {	3311	on_client_destroy => sub {
2815	my ($ns) = @_;	3312	my ($ns) = @_;
2816		3313
2817	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3314	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2818	},	3315	},
2819	);	3316	);
…		…
2835	our $safe_hole = new Safe::Hole;	3332	our $safe_hole = new Safe::Hole;
2836		3333
2837	$SIG{FPE} = 'IGNORE';	3334	$SIG{FPE} = 'IGNORE';
2838		3335
2839	$safe->permit_only (Opcode::opset qw(	3336	$safe->permit_only (Opcode::opset qw(
2840	:base_core :base_mem :base_orig :base_math	3337	:base_core :base_mem :base_orig :base_math :base_loop
2841	grepstart grepwhile mapstart mapwhile	3338	grepstart grepwhile mapstart mapwhile
2842	sort time	3339	sort time
2843	));	3340	));
2844		3341
2845	# here we export the classes and methods available to script code	3342	# here we export the classes and methods available to script code
…		…
2847	=pod	3344	=pod
2848		3345
2849	The following functions and methods are available within a safe environment:	3346	The following functions and methods are available within a safe environment:
2850		3347
2851	cf::object	3348	cf::object
2852	contr pay_amount pay_player map x y force_find force_add	3349	contr pay_amount pay_player map x y force_find force_add destroy
2853	insert remove name archname title slaying race decrease_ob_nr	3350	insert remove name archname title slaying race decrease split
		3351	value
2854		3352
2855	cf::object::player	3353	cf::object::player
2856	player	3354	player
2857		3355
2858	cf::player	3356	cf::player
…		…
2863		3361
2864	=cut	3362	=cut
2865		3363
2866	for (	3364	for (
2867	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3365	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2868	insert remove inv name archname title slaying race	3366	insert remove inv nrof name archname title slaying race
2869	decrease_ob_nr)],	3367	decrease split destroy change_exp value msg lore send_msg)],
2870	["cf::object::player" => qw(player)],	3368	["cf::object::player" => qw(player)],
2871	["cf::player" => qw(peaceful)],	3369	["cf::player" => qw(peaceful send_msg)],
2872	["cf::map" => qw(trigger)],	3370	["cf::map" => qw(trigger)],
2873	) {	3371	) {
2874	no strict 'refs';
2875	my ($pkg, @funs) = @$_;	3372	my ($pkg, @funs) = @$_;
2876	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3373	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2877	for @funs;	3374	for @funs;
2878	}	3375	}
2879		3376
…		…
2894		3391
2895	my $qcode = $code;	3392	my $qcode = $code;
2896	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3393	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2897	$qcode =~ s/\n/\\n/g;	3394	$qcode =~ s/\n/\\n/g;
2898		3395
		3396	%vars = (_dummy => 0) unless %vars;
		3397
		3398	my @res;
2899	local $_;	3399	local $_;
2900	local @safe::cf::_safe_eval_args = values %vars;
2901		3400
2902	my $eval =	3401	my $eval =
2903	"do {\n"	3402	"do {\n"
2904	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3403	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2905	. "#line 0 \"{$qcode}\"\n"	3404	. "#line 0 \"{$qcode}\"\n"
2906	. $code	3405	. $code
2907	. "\n}"	3406	. "\n}"
2908	;	3407	;
2909		3408
		3409	if ($CFG{safe_eval}) {
2910	sub_generation_inc;	3410	sub_generation_inc;
		3411	local @safe::cf::_safe_eval_args = values %vars;
2911	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3412	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2912	sub_generation_inc;	3413	sub_generation_inc;
		3414	} else {
		3415	local @cf::_safe_eval_args = values %vars;
		3416	@res = wantarray ? eval eval : scalar eval $eval;
		3417	}
2913		3418
2914	if ($@) {	3419	if ($@) {
2915	warn "$@";	3420	warn "$@",
2916	warn "while executing safe code '$code'\n";	3421	"while executing safe code '$code'\n",
2917	warn "with arguments " . (join " ", %vars) . "\n";	3422	"with arguments " . (join " ", %vars) . "\n";
2918	}	3423	}
2919		3424
2920	wantarray ? @res : $res[0]	3425	wantarray ? @res : $res[0]
2921	}	3426	}
2922		3427
…		…
2936	=cut	3441	=cut
2937		3442
2938	sub register_script_function {	3443	sub register_script_function {
2939	my ($fun, $cb) = @_;	3444	my ($fun, $cb) = @_;
2940		3445
2941	no strict 'refs';	3446	$fun = "safe::$fun" if $CFG{safe_eval};
2942	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3447	*$fun = $safe_hole->wrap ($cb);
2943	}	3448	}
2944		3449
2945	=back	3450	=back
2946		3451
2947	=cut	3452	=cut
…		…
2956	# for this (global event?)	3461	# for this (global event?)
2957	%ext::player_env::MUSIC_FACE_CACHE = ();	3462	%ext::player_env::MUSIC_FACE_CACHE = ();
2958		3463
2959	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3464	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2960		3465
2961	warn "loading facedata from $path\n";	3466	trace "loading facedata from $path\n";
2962		3467
2963	my $facedata;	3468	my $facedata = decode_storable load_file $path;
2964	0 < aio_load $path, $facedata
2965	or die "$path: $!";
2966
2967	$facedata = Coro::Storable::thaw $facedata;
2968		3469
2969	$facedata->{version} == 2	3470	$facedata->{version} == 2
2970	or cf::cleanup "$path: version mismatch, cannot proceed.";	3471	or cf::cleanup "$path: version mismatch, cannot proceed.";
2971		3472
2972	# patch in the exptable	3473	# patch in the exptable
		3474	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2973	$facedata->{resource}{"res/exp_table"} = {	3475	$facedata->{resource}{"res/exp_table"} = {
2974	type => FT_RSRC,	3476	type => FT_RSRC,
2975	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3477	data => $exp_table,
		3478	hash => (Digest::MD5::md5 $exp_table),
2976	};	3479	};
2977	cf::cede_to_tick;	3480	cf::cede_to_tick;
2978		3481
2979	{	3482	{
2980	my $faces = $facedata->{faceinfo};	3483	my $faces = $facedata->{faceinfo};
2981		3484
2982	while (my ($face, $info) = each %$faces) {	3485	while (my ($face, $info) = each %$faces) {
2983	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3486	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3487
2984	cf::face::set_visibility $idx, $info->{visibility};	3488	cf::face::set_visibility $idx, $info->{visibility};
2985	cf::face::set_magicmap $idx, $info->{magicmap};	3489	cf::face::set_magicmap $idx, $info->{magicmap};
2986	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3490	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2987	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3491	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3492	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2988		3493
2989	cf::cede_to_tick;	3494	cf::cede_to_tick;
2990	}	3495	}
2991		3496
2992	while (my ($face, $info) = each %$faces) {	3497	while (my ($face, $info) = each %$faces) {
2993	next unless $info->{smooth};	3498	next unless $info->{smooth};
		3499
2994	my $idx = cf::face::find $face	3500	my $idx = cf::face::find $face
2995	or next;	3501	or next;
		3502
2996	if (my $smooth = cf::face::find $info->{smooth}) {	3503	if (my $smooth = cf::face::find $info->{smooth}) {
2997	cf::face::set_smooth $idx, $smooth;	3504	cf::face::set_smooth $idx, $smooth;
2998	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3505	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2999	} else {	3506	} else {
3000	warn "smooth face '$info->{smooth}' not found for face '$face'";	3507	error "smooth face '$info->{smooth}' not found for face '$face'";
3001	}	3508	}
3002		3509
3003	cf::cede_to_tick;	3510	cf::cede_to_tick;
3004	}	3511	}
3005	}	3512	}
…		…
3014		3521
3015	cf::anim::invalidate_all; # d'oh	3522	cf::anim::invalidate_all; # d'oh
3016	}	3523	}
3017		3524
3018	{	3525	{
3019	# TODO: for gcfclient pleasure, we should give resources
3020	# that gcfclient doesn't grok a >10000 face index.
3021	my $res = $facedata->{resource};	3526	my $res = $facedata->{resource};
3022		3527
3023	my $soundconf = delete $res->{"res/sound.conf"};
3024
3025	while (my ($name, $info) = each %$res) {	3528	while (my ($name, $info) = each %$res) {
		3529	if (defined $info->{type}) {
3026	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3530	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3027	my $data;
3028		3531
3029	if ($info->{type} & 1) {	3532	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3030	# prepend meta info	3533	cf::face::set_type $idx, $info->{type};
3031
3032	my $meta = $enc->encode ({
3033	name => $name,
3034	%{ $info->{meta} || {} },
3035	});
3036
3037	$data = pack "(w/a*)*", $meta, $info->{data};
3038	} else {	3534	} else {
3039	$data = $info->{data};	3535	$RESOURCE{$name} = $info; # unused
3040	}	3536	}
3041		3537
3042	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3043	cf::face::set_type $idx, $info->{type};
3044
3045	cf::cede_to_tick;	3538	cf::cede_to_tick;
3046	}	3539	}
3047
3048	if ($soundconf) {
3049	$soundconf = $enc->decode (delete $soundconf->{data});
3050
3051	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3052	my $sound = $soundconf->{compat}[$_]
3053	or next;
3054
3055	my $face = cf::face::find "sound/$sound->[1]";
3056	cf::sound::set $sound->[0] => $face;
3057	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3058	}
3059
3060	while (my ($k, $v) = each %{$soundconf->{event}}) {
3061	my $face = cf::face::find "sound/$v";
3062	cf::sound::set $k => $face;
3063	}
3064	}
3065	}	3540	}
		3541
		3542	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3066		3543
3067	1	3544	1
3068	}	3545	}
3069		3546
3070	register_exticmd fx_want => sub {	3547	register_exticmd fx_want => sub {
…		…
3072		3549
3073	while (my ($k, $v) = each %$want) {	3550	while (my ($k, $v) = each %$want) {
3074	$ns->fx_want ($k, $v);	3551	$ns->fx_want ($k, $v);
3075	}	3552	}
3076	};	3553	};
		3554
		3555	sub load_resource_file($) {
		3556	my $guard = lock_acquire "load_resource_file";
		3557
		3558	my $status = load_resource_file_ $_[0];
		3559	get_slot 0.1, 100;
		3560	cf::arch::commit_load;
		3561
		3562	$status
		3563	}
3077		3564
3078	sub reload_regions {	3565	sub reload_regions {
3079	# HACK to clear player env face cache, we need some signal framework	3566	# HACK to clear player env face cache, we need some signal framework
3080	# for this (global event?)	3567	# for this (global event?)
3081	%ext::player_env::MUSIC_FACE_CACHE = ();	3568	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3095	}	3582	}
3096		3583
3097	sub reload_archetypes {	3584	sub reload_archetypes {
3098	load_resource_file "$DATADIR/archetypes"	3585	load_resource_file "$DATADIR/archetypes"
3099	or die "unable to load archetypes\n";	3586	or die "unable to load archetypes\n";
3100	#d# NEED to laod twice to resolve forward references
3101	# this really needs to be done in an extra post-pass
3102	# (which needs to be synchronous, so solve it differently)
3103	load_resource_file "$DATADIR/archetypes"
3104	or die "unable to load archetypes\n";
3105	}	3587	}
3106		3588
3107	sub reload_treasures {	3589	sub reload_treasures {
3108	load_resource_file "$DATADIR/treasures"	3590	load_resource_file "$DATADIR/treasures"
3109	or die "unable to load treasurelists\n";	3591	or die "unable to load treasurelists\n";
3110	}	3592	}
3111		3593
		3594	sub reload_sound {
		3595	trace "loading sound config from $DATADIR/sound\n";
		3596
		3597	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3598
		3599	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3600	my $sound = $soundconf->{compat}[$_]
		3601	or next;
		3602
		3603	my $face = cf::face::find "sound/$sound->[1]";
		3604	cf::sound::set $sound->[0] => $face;
		3605	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3606	}
		3607
		3608	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3609	my $face = cf::face::find "sound/$v";
		3610	cf::sound::set $k => $face;
		3611	}
		3612	}
		3613
3112	sub reload_resources {	3614	sub reload_resources {
3113	warn "reloading resource files...\n";	3615	trace "reloading resource files...\n";
3114		3616
		3617	reload_exp_table;
		3618	reload_materials;
		3619	reload_facedata;
		3620	reload_sound;
		3621	reload_archetypes;
3115	reload_regions;	3622	reload_regions;
3116	reload_facedata;
3117	#reload_archetypes;#d#
3118	reload_archetypes;
3119	reload_treasures;	3623	reload_treasures;
3120		3624
3121	warn "finished reloading resource files\n";	3625	trace "finished reloading resource files\n";
3122	}
3123
3124	sub init {
3125	reload_resources;
3126	}	3626	}
3127		3627
3128	sub reload_config {	3628	sub reload_config {
3129	open my $fh, "<:utf8", "$CONFDIR/config"	3629	trace "reloading config file...\n";
3130	or return;
3131		3630
3132	local $/;	3631	my $config = load_file "$CONFDIR/config";
3133	*CFG = YAML::Syck::Load <$fh>;	3632	utf8::decode $config;
		3633	*CFG = decode_yaml $config;
3134		3634
3135	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3635	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3136		3636
3137	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3637	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3138	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3638	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3139		3639
3140	if (exists $CFG{mlockall}) {	3640	if (exists $CFG{mlockall}) {
…		…
3144	};	3644	};
3145	warn $@ if $@;	3645	warn $@ if $@;
3146	}	3646	}
3147	}	3647	}
3148		3648
		3649	sub pidfile() {
		3650	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3651	or die "$PIDFILE: $!";
		3652	flock $fh, &Fcntl::LOCK_EX
		3653	or die "$PIDFILE: flock: $!";
		3654	$fh
		3655	}
		3656
		3657	# make sure only one server instance is running at any one time
		3658	sub atomic {
		3659	my $fh = pidfile;
		3660
		3661	my $pid = <$fh>;
		3662	kill 9, $pid if $pid > 0;
		3663
		3664	seek $fh, 0, 0;
		3665	print $fh $$;
		3666	}
		3667
		3668	sub main_loop {
		3669	trace "EV::loop starting\n";
		3670	if (1) {
		3671	EV::loop;
		3672	}
		3673	trace "EV::loop returned\n";
		3674	goto &main_loop unless $REALLY_UNLOOP;
		3675	}
		3676
3149	sub main {	3677	sub main {
		3678	cf::init_globals; # initialise logging
		3679
		3680	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3681	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3682	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3683	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3684
		3685	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3686
3150	# we must not ever block the main coroutine	3687	# we must not ever block the main coroutine
3151	local $Coro::idle = sub {	3688	local $Coro::idle = sub {
3152	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3689	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3153	(async {	3690	(async {
3154	Event::one_event;	3691	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3692	EV::loop EV::LOOP_ONESHOT;
3155	})->prio (Coro::PRIO_MAX);	3693	})->prio (Coro::PRIO_MAX);
3156	};	3694	};
3157		3695
		3696	evthread_start IO::AIO::poll_fileno;
		3697
		3698	cf::sync_job {
		3699	cf::incloader::init ();
		3700
		3701	cf::init_anim;
		3702	cf::init_attackmess;
		3703	cf::init_dynamic;
		3704
		3705	cf::load_settings;
		3706
		3707	reload_resources;
3158	reload_config;	3708	reload_config;
3159	db_init;	3709	db_init;
		3710
		3711	cf::init_uuid;
		3712	cf::init_signals;
		3713	cf::init_skills;
		3714
		3715	cf::init_beforeplay;
		3716
		3717	atomic;
		3718
3160	load_extensions;	3719	load_extensions;
3161		3720
3162	$TICK_WATCHER->start;	3721	utime time, time, $RUNTIMEFILE;
3163	Event::loop;	3722
		3723	# no (long-running) fork's whatsoever before this point(!)
		3724	use POSIX ();
		3725	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3726
		3727	cf::_post_init 0;
		3728	};
		3729
		3730	cf::object::thawer::errors_are_fatal 0;
		3731	info "parse errors in files are no longer fatal from this point on.\n";
		3732
		3733	my $free_main; $free_main = EV::idle sub {
		3734	undef $free_main;
		3735	undef &main; # free gobs of memory :)
		3736	};
		3737
		3738	goto &main_loop;
3164	}	3739	}
3165		3740
3166	#############################################################################	3741	#############################################################################
3167	# initialisation and cleanup	3742	# initialisation and cleanup
3168		3743
3169	# install some emergency cleanup handlers	3744	# install some emergency cleanup handlers
3170	BEGIN {	3745	BEGIN {
		3746	our %SIGWATCHER = ();
3171	for my $signal (qw(INT HUP TERM)) {	3747	for my $signal (qw(INT HUP TERM)) {
3172	Event->signal (	3748	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3173	reentrant => 0,
3174	data => WF_AUTOCANCEL,
3175	signal => $signal,
3176	prio => 0,
3177	cb => sub {
3178	cf::cleanup "SIG$signal";	3749	cf::cleanup "SIG$signal";
3179	},
3180	);	3750	};
3181	}	3751	}
3182	}	3752	}
3183		3753
3184	sub write_runtime {	3754	sub write_runtime_sync {
3185	my $runtime = "$LOCALDIR/runtime";	3755	my $t0 = AE::time;
3186		3756
3187	# first touch the runtime file to show we are still running:	3757	# first touch the runtime file to show we are still running:
3188	# the fsync below can take a very very long time.	3758	# the fsync below can take a very very long time.
3189		3759
3190	IO::AIO::aio_utime $runtime, undef, undef;	3760	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3191		3761
3192	my $guard = cf::lock_acquire "write_runtime";	3762	my $guard = cf::lock_acquire "write_runtime";
3193		3763
3194	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3764	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3195	or return;	3765	or return;
3196		3766
3197	my $value = $cf::RUNTIME + 90 + 10;	3767	my $value = $cf::RUNTIME + 90 + 10;
3198	# 10 is the runtime save interval, for a monotonic clock	3768	# 10 is the runtime save interval, for a monotonic clock
3199	# 60 allows for the watchdog to kill the server.	3769	# 60 allows for the watchdog to kill the server.
…		…
3209	aio_utime $fh, undef, undef;	3779	aio_utime $fh, undef, undef;
3210		3780
3211	close $fh	3781	close $fh
3212	or return;	3782	or return;
3213		3783
3214	aio_rename "$runtime~", $runtime	3784	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3215	and return;	3785	and return;
3216		3786
3217	warn "runtime file written.\n";	3787	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3218		3788
3219	1	3789	1
		3790	}
		3791
		3792	our $uuid_lock;
		3793	our $uuid_skip;
		3794
		3795	sub write_uuid_sync($) {
		3796	$uuid_skip ||= $_[0];
		3797
		3798	return if $uuid_lock;
		3799	local $uuid_lock = 1;
		3800
		3801	my $uuid = "$LOCALDIR/uuid";
		3802
		3803	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3804	or return;
		3805
		3806	my $value = uuid_seq uuid_cur;
		3807
		3808	unless ($value) {
		3809	info "cowardly refusing to write zero uuid value!\n";
		3810	return;
		3811	}
		3812
		3813	my $value = uuid_str $value + $uuid_skip;
		3814	$uuid_skip = 0;
		3815
		3816	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3817	and return;
		3818
		3819	# always fsync - this file is important
		3820	aio_fsync $fh
		3821	and return;
		3822
		3823	close $fh
		3824	or return;
		3825
		3826	aio_rename "$uuid~", $uuid
		3827	and return;
		3828
		3829	trace "uuid file written ($value).\n";
		3830
		3831	1
		3832
		3833	}
		3834
		3835	sub write_uuid($$) {
		3836	my ($skip, $sync) = @_;
		3837
		3838	$sync ? write_uuid_sync $skip
		3839	: async { write_uuid_sync $skip };
3220	}	3840	}
3221		3841
3222	sub emergency_save() {	3842	sub emergency_save() {
3223	my $freeze_guard = cf::freeze_mainloop;	3843	my $freeze_guard = cf::freeze_mainloop;
3224		3844
3225	warn "enter emergency perl save\n";	3845	info "emergency_perl_save: enter\n";
		3846
		3847	# this is a trade-off: we want to be very quick here, so
		3848	# save all maps without fsync, and later call a global sync
		3849	# (which in turn might be very very slow)
		3850	local $USE_FSYNC = 0;
3226		3851
3227	cf::sync_job {	3852	cf::sync_job {
		3853	cf::write_runtime_sync; # external watchdog should not bark
		3854
3228	# use a peculiar iteration method to avoid tripping on perl	3855	# use a peculiar iteration method to avoid tripping on perl
3229	# refcount bugs in for. also avoids problems with players	3856	# refcount bugs in for. also avoids problems with players
3230	# and maps saved/destroyed asynchronously.	3857	# and maps saved/destroyed asynchronously.
3231	warn "begin emergency player save\n";	3858	info "emergency_perl_save: begin player save\n";
3232	for my $login (keys %cf::PLAYER) {	3859	for my $login (keys %cf::PLAYER) {
3233	my $pl = $cf::PLAYER{$login} or next;	3860	my $pl = $cf::PLAYER{$login} or next;
3234	$pl->valid or next;	3861	$pl->valid or next;
		3862	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3235	$pl->save;	3863	$pl->save;
3236	}	3864	}
3237	warn "end emergency player save\n";	3865	info "emergency_perl_save: end player save\n";
3238		3866
3239	warn "begin emergency map save\n";	3867	cf::write_runtime_sync; # external watchdog should not bark
		3868
		3869	info "emergency_perl_save: begin map save\n";
3240	for my $path (keys %cf::MAP) {	3870	for my $path (keys %cf::MAP) {
3241	my $map = $cf::MAP{$path} or next;	3871	my $map = $cf::MAP{$path} or next;
3242	$map->valid or next;	3872	$map->valid or next;
3243	$map->save;	3873	$map->save;
3244	}	3874	}
3245	warn "end emergency map save\n";	3875	info "emergency_perl_save: end map save\n";
3246		3876
3247	warn "begin emergency database checkpoint\n";	3877	cf::write_runtime_sync; # external watchdog should not bark
		3878
		3879	info "emergency_perl_save: begin database checkpoint\n";
3248	BDB::db_env_txn_checkpoint $DB_ENV;	3880	BDB::db_env_txn_checkpoint $DB_ENV;
3249	warn "end emergency database checkpoint\n";	3881	info "emergency_perl_save: end database checkpoint\n";
		3882
		3883	info "emergency_perl_save: begin write uuid\n";
		3884	write_uuid_sync 1;
		3885	info "emergency_perl_save: end write uuid\n";
		3886
		3887	cf::write_runtime_sync; # external watchdog should not bark
		3888
		3889	trace "emergency_perl_save: syncing database to disk";
		3890	BDB::db_env_txn_checkpoint $DB_ENV;
		3891
		3892	info "emergency_perl_save: starting sync\n";
		3893	IO::AIO::aio_sync sub {
		3894	info "emergency_perl_save: finished sync\n";
		3895	};
		3896
		3897	cf::write_runtime_sync; # external watchdog should not bark
		3898
		3899	trace "emergency_perl_save: flushing outstanding aio requests";
		3900	while (IO::AIO::nreqs || BDB::nreqs) {
		3901	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3902	}
		3903
		3904	cf::write_runtime_sync; # external watchdog should not bark
3250	};	3905	};
3251		3906
3252	warn "leave emergency perl save\n";	3907	info "emergency_perl_save: leave\n";
3253	}	3908	}
3254		3909
3255	sub post_cleanup {	3910	sub post_cleanup {
3256	my ($make_core) = @_;	3911	my ($make_core) = @_;
3257		3912
		3913	IO::AIO::flush;
		3914
3258	warn Carp::longmess "post_cleanup backtrace"	3915	error Carp::longmess "post_cleanup backtrace"
3259	if $make_core;	3916	if $make_core;
		3917
		3918	my $fh = pidfile;
		3919	unlink $PIDFILE if <$fh> == $$;
		3920	}
		3921
		3922	# a safer delete_package, copied from Symbol
		3923	sub clear_package($) {
		3924	my $pkg = shift;
		3925
		3926	# expand to full symbol table name if needed
		3927	unless ($pkg =~ /^main::.*::$/) {
		3928	$pkg = "main$pkg" if $pkg =~ /^::/;
		3929	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3930	$pkg .= '::' unless $pkg =~ /::$/;
		3931	}
		3932
		3933	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3934	my $stem_symtab = *{$stem}{HASH};
		3935
		3936	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3937	or return;
		3938
		3939	# clear all symbols
		3940	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3941	for my $name (keys %$leaf_symtab) {
		3942	_gv_clear *{"$pkg$name"};
		3943	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3944	}
3260	}	3945	}
3261		3946
3262	sub do_reload_perl() {	3947	sub do_reload_perl() {
3263	# can/must only be called in main	3948	# can/must only be called in main
3264	if ($Coro::current != $Coro::main) {	3949	unless (in_main) {
3265	warn "can only reload from main coroutine";	3950	error "can only reload from main coroutine";
3266	return;	3951	return;
3267	}	3952	}
3268		3953
3269	warn "reloading...";	3954	return if $RELOAD++;
3270		3955
3271	warn "entering sync_job";	3956	my $t1 = AE::time;
3272		3957
		3958	while ($RELOAD) {
		3959	cf::get_slot 0.1, -1, "reload_perl";
		3960	info "perl_reload: reloading...";
		3961
		3962	trace "perl_reload: entering sync_job";
		3963
3273	cf::sync_job {	3964	cf::sync_job {
3274	cf::write_runtime; # external watchdog should not bark
3275	cf::emergency_save;	3965	#cf::emergency_save;
3276	cf::write_runtime; # external watchdog should not bark
3277		3966
3278	warn "syncing database to disk";
3279	BDB::db_env_txn_checkpoint $DB_ENV;
3280
3281	# if anything goes wrong in here, we should simply crash as we already saved
3282
3283	warn "cancelling all WF_AUTOCANCEL watchers";
3284	for (Event::all_watchers) {
3285	$_->cancel if $_->data & WF_AUTOCANCEL;
3286	}
3287
3288	warn "flushing outstanding aio requests";
3289	for (;;) {
3290	BDB::flush;
3291	IO::AIO::flush;
3292	Coro::cede;
3293	last unless IO::AIO::nreqs || BDB::nreqs;
3294	warn "iterate...";
3295	}
3296
3297	++$RELOAD;
3298
3299	warn "cancelling all extension coros";	3967	trace "perl_reload: cancelling all extension coros";
3300	$_->cancel for values %EXT_CORO;	3968	$_->cancel for values %EXT_CORO;
3301	%EXT_CORO = ();	3969	%EXT_CORO = ();
3302		3970
3303	warn "removing commands";	3971	trace "perl_reload: removing commands";
3304	%COMMAND = ();	3972	%COMMAND = ();
3305		3973
3306	warn "removing ext/exti commands";	3974	trace "perl_reload: removing ext/exti commands";
3307	%EXTCMD = ();	3975	%EXTCMD = ();
3308	%EXTICMD = ();	3976	%EXTICMD = ();
3309		3977
3310	warn "unloading/nuking all extensions";	3978	trace "perl_reload: unloading/nuking all extensions";
3311	for my $pkg (@EXTS) {	3979	for my $pkg (@EXTS) {
3312	warn "... unloading $pkg";	3980	trace "... unloading $pkg";
3313		3981
3314	if (my $cb = $pkg->can ("unload")) {	3982	if (my $cb = $pkg->can ("unload")) {
3315	eval {	3983	eval {
3316	$cb->($pkg);	3984	$cb->($pkg);
3317	1	3985	1
3318	} or warn "$pkg unloaded, but with errors: $@";	3986	} or error "$pkg unloaded, but with errors: $@";
		3987	}
		3988
		3989	trace "... clearing $pkg";
		3990	clear_package $pkg;
3319	}	3991	}
3320		3992
3321	warn "... nuking $pkg";
3322	Symbol::delete_package $pkg;
3323	}
3324
3325	warn "unloading all perl modules loaded from $LIBDIR";	3993	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3326	while (my ($k, $v) = each %INC) {	3994	while (my ($k, $v) = each %INC) {
3327	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3995	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3328		3996
3329	warn "... unloading $k";	3997	trace "... unloading $k";
3330	delete $INC{$k};	3998	delete $INC{$k};
3331		3999
3332	$k =~ s/\.pm$//;	4000	$k =~ s/\.pm$//;
3333	$k =~ s/\//::/g;	4001	$k =~ s/\//::/g;
3334		4002
3335	if (my $cb = $k->can ("unload_module")) {	4003	if (my $cb = $k->can ("unload_module")) {
3336	$cb->();	4004	$cb->();
		4005	}
		4006
		4007	clear_package $k;
3337	}	4008	}
3338		4009
3339	Symbol::delete_package $k;
3340	}
3341
3342	warn "getting rid of safe::, as good as possible";	4010	trace "perl_reload: getting rid of safe::, as good as possible";
3343	Symbol::delete_package "safe::$_"	4011	clear_package "safe::$_"
3344	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4012	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3345		4013
3346	warn "unloading cf.pm \"a bit\"";	4014	trace "perl_reload: unloading cf.pm \"a bit\"";
3347	delete $INC{"cf.pm"};	4015	delete $INC{"cf.pm"};
3348	delete $INC{"cf/pod.pm"};	4016	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3349		4017
3350	# don't, removes xs symbols, too,	4018	# don't, removes xs symbols, too,
3351	# and global variables created in xs	4019	# and global variables created in xs
3352	#Symbol::delete_package __PACKAGE__;	4020	#clear_package __PACKAGE__;
3353		4021
3354	warn "unload completed, starting to reload now";	4022	info "perl_reload: unload completed, starting to reload now";
3355		4023
3356	warn "reloading cf.pm";	4024	trace "perl_reload: reloading cf.pm";
3357	require cf;	4025	require cf;
3358	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4026	cf::_connect_to_perl_1;
3359		4027
3360	warn "loading config and database again";	4028	trace "perl_reload: loading config and database again";
3361	cf::reload_config;	4029	cf::reload_config;
3362		4030
3363	warn "loading extensions";	4031	trace "perl_reload: loading extensions";
3364	cf::load_extensions;	4032	cf::load_extensions;
3365		4033
		4034	if ($REATTACH_ON_RELOAD) {
3366	warn "reattaching attachments to objects/players";	4035	trace "perl_reload: reattaching attachments to objects/players";
3367	_global_reattach; # objects, sockets	4036	_global_reattach; # objects, sockets
3368	warn "reattaching attachments to maps";	4037	trace "perl_reload: reattaching attachments to maps";
3369	reattach $_ for values %MAP;	4038	reattach $_ for values %MAP;
3370	warn "reattaching attachments to players";	4039	trace "perl_reload: reattaching attachments to players";
3371	reattach $_ for values %PLAYER;	4040	reattach $_ for values %PLAYER;
		4041	}
3372		4042
3373	warn "leaving sync_job";	4043	cf::_post_init 1;
3374		4044
		4045	trace "perl_reload: leaving sync_job";
		4046
3375	1	4047	1
3376	} or do {	4048	} or do {
3377	warn $@;	4049	error $@;
3378	warn "error while reloading, exiting.";	4050	cf::cleanup "perl_reload: error, exiting.";
3379	exit 1;	4051	};
		4052
		4053	--$RELOAD;
3380	};	4054	}
3381		4055
3382	warn "reloaded";	4056	$t1 = AE::time - $t1;
		4057	info "perl_reload: completed in ${t1}s\n";
3383	};	4058	};
3384		4059
3385	our $RELOAD_WATCHER; # used only during reload	4060	our $RELOAD_WATCHER; # used only during reload
3386		4061
3387	sub reload_perl() {	4062	sub reload_perl() {
3388	# doing reload synchronously and two reloads happen back-to-back,	4063	# doing reload synchronously and two reloads happen back-to-back,
3389	# coro crashes during coro_state_free->destroy here.	4064	# coro crashes during coro_state_free->destroy here.
3390		4065
3391	$RELOAD_WATCHER ||= Event->timer (	4066	$RELOAD_WATCHER ||= cf::async {
3392	reentrant => 0,	4067	Coro::AIO::aio_wait cache_extensions;
3393	after => 0,	4068
3394	data => WF_AUTOCANCEL,	4069	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3395	cb => sub {
3396	do_reload_perl;	4070	do_reload_perl;
3397	undef $RELOAD_WATCHER;	4071	undef $RELOAD_WATCHER;
3398	},	4072	};
3399	);	4073	};
3400	}	4074	}
3401		4075
3402	register_command "reload" => sub {	4076	register_command "reload" => sub {
3403	my ($who, $arg) = @_;	4077	my ($who, $arg) = @_;
3404		4078
3405	if ($who->flag (FLAG_WIZ)) {	4079	if ($who->flag (FLAG_WIZ)) {
3406	$who->message ("reloading server.");	4080	$who->message ("reloading server.");
		4081	async {
		4082	$Coro::current->{desc} = "perl_reload";
3407	async { reload_perl };	4083	reload_perl;
		4084	};
3408	}	4085	}
3409	};	4086	};
3410		4087
3411	unshift @INC, $LIBDIR;	4088	#############################################################################
3412		4089
3413	my $bug_warning = 0;	4090	my $bug_warning = 0;
3414		4091
3415	our @WAIT_FOR_TICK;
3416	our @WAIT_FOR_TICK_BEGIN;
3417
3418	sub wait_for_tick {	4092	sub wait_for_tick() {
3419	return unless $TICK_WATCHER->is_active;	4093	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3420	return if $Coro::current == $Coro::main;
3421		4094
3422	my $signal = new Coro::Signal;	4095	$WAIT_FOR_TICK->wait;
3423	push @WAIT_FOR_TICK, $signal;
3424	$signal->wait;
3425	}	4096	}
3426		4097
3427	sub wait_for_tick_begin {	4098	sub wait_for_tick_begin() {
3428	return unless $TICK_WATCHER->is_active;	4099	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3429	return if $Coro::current == $Coro::main;
3430		4100
3431	my $signal = new Coro::Signal;	4101	my $signal = new Coro::Signal;
3432	push @WAIT_FOR_TICK_BEGIN, $signal;	4102	push @WAIT_FOR_TICK_BEGIN, $signal;
3433	$signal->wait;	4103	$signal->wait;
3434	}	4104	}
3435		4105
3436	my $min = 1e6;#d#	4106	sub tick {
3437	my $avg = 10;
3438	$TICK_WATCHER = Event->timer (
3439	reentrant => 0,
3440	parked => 1,
3441	prio => 0,
3442	at => $NEXT_TICK || $TICK,
3443	data => WF_AUTOCANCEL,
3444	cb => sub {
3445	if ($Coro::current != $Coro::main) {	4107	if ($Coro::current != $Coro::main) {
3446	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4108	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3447	unless ++$bug_warning > 10;	4109	unless ++$bug_warning > 10;
3448	return;	4110	return;
3449	}	4111	}
3450		4112
3451	$NOW = $tick_start = Event::time;	4113	cf::one_tick; # one server iteration
3452		4114
3453	cf::server_tick; # one server iteration	4115	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3454		4116
3455	0 && sync_job {#d#	4117	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3456	for(1..10) {	4118	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3457	my $t = Event::time;	4119	Coro::async_pool {
3458	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4120	$Coro::current->{desc} = "runtime saver";
3459	or die;	4121	write_runtime_sync
3460		4122	or error "ERROR: unable to write runtime file: $!";
3461	$map->width (50);
3462	$map->height (50);
3463	$map->alloc;
3464	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3465	my $t = Event::time - $t;
3466
3467	#next unless $t < 0.0013;#d#
3468	if ($t < $min) {
3469	$min = $t;
3470	}
3471	$avg = $avg * 0.99 + $t * 0.01;
3472	}
3473	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3474	exit 0;
3475	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3476	};	4123	};
		4124	}
3477		4125
3478	$RUNTIME += $TICK;
3479	$NEXT_TICK += $TICK;
3480
3481	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3482	$NEXT_RUNTIME_WRITE = $NOW + 10;
3483	Coro::async_pool {
3484	write_runtime
3485	or warn "ERROR: unable to write runtime file: $!";
3486	};
3487	}
3488
3489	# my $AFTER = Event::time;
3490	# warn $AFTER - $NOW;#d#
3491
3492	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4126	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3493	$sig->send;	4127	$sig->send;
3494	}	4128	}
3495	while (my $sig = shift @WAIT_FOR_TICK) {	4129	$WAIT_FOR_TICK->broadcast;
3496	$sig->send;
3497	}
3498		4130
3499	$NOW = Event::time;	4131	$LOAD = ($NOW - $TICK_START) / $TICK;
3500
3501	# if we are delayed by four ticks or more, skip them all
3502	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3503
3504	$TICK_WATCHER->at ($NEXT_TICK);
3505	$TICK_WATCHER->start;
3506
3507	$LOAD = ($NOW - $tick_start) / $TICK;
3508	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4132	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3509		4133
3510	_post_tick;	4134	if (0) {
3511		4135	if ($NEXT_TICK) {
3512		4136	my $jitter = $TICK_START - $NEXT_TICK;
		4137	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4138	debug "jitter $JITTER\n";#d#
		4139	}
3513	},	4140	}
3514	);	4141	}
3515		4142
3516	{	4143	{
3517	BDB::max_poll_time $TICK * 0.1;	4144	# configure BDB
3518	$BDB_POLL_WATCHER = Event->io (	4145
3519	reentrant => 0,
3520	fd => BDB::poll_fileno,
3521	poll => 'r',
3522	prio => 0,
3523	data => WF_AUTOCANCEL,
3524	cb => \&BDB::poll_cb,
3525	);
3526	BDB::min_parallel 8;	4146	BDB::min_parallel 16;
3527		4147	BDB::max_poll_reqs $TICK * 0.1;
3528	BDB::set_sync_prepare {	4148	$AnyEvent::BDB::WATCHER->priority (1);
3529	my $status;
3530	my $current = $Coro::current;
3531	(
3532	sub {
3533	$status = $!;
3534	$current->ready; undef $current;
3535	},
3536	sub {
3537	Coro::schedule while defined $current;
3538	$! = $status;
3539	},
3540	)
3541	};
3542		4149
3543	unless ($DB_ENV) {	4150	unless ($DB_ENV) {
3544	$DB_ENV = BDB::db_env_create;	4151	$DB_ENV = BDB::db_env_create;
		4152	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4153	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4154	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4155	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4156	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4157
3546	cf::sync_job {	4158	cf::sync_job {
3547	eval {	4159	eval {
3548	BDB::db_env_open	4160	BDB::db_env_open
3549	$DB_ENV,	4161	$DB_ENV,
…		…
3551	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4163	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3552	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4164	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3553	0666;	4165	0666;
3554		4166
3555	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4167	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3556
3557	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3558	$DB_ENV->set_lk_detect;
3559	};	4168	};
3560		4169
3561	cf::cleanup "db_env_open(db): $@" if $@;	4170	cf::cleanup "db_env_open(db): $@" if $@;
3562	};	4171	};
3563	}	4172	}
		4173
		4174	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4175	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4176	};
		4177	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4178	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4179	};
		4180	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4181	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4182	};
3564	}	4183	}
3565		4184
3566	{	4185	{
		4186	# configure IO::AIO
		4187
3567	IO::AIO::min_parallel 8;	4188	IO::AIO::min_parallel 8;
3568
3569	undef $Coro::AIO::WATCHER;
3570	IO::AIO::max_poll_time $TICK * 0.1;	4189	IO::AIO::max_poll_time $TICK * 0.1;
3571	$AIO_POLL_WATCHER = Event->io (	4190	undef $AnyEvent::AIO::WATCHER;
3572	reentrant => 0,
3573	data => WF_AUTOCANCEL,
3574	fd => IO::AIO::poll_fileno,
3575	poll => 'r',
3576	prio => 6,
3577	cb => \&IO::AIO::poll_cb,
3578	);
3579	}	4191	}
3580		4192
3581	my $_log_backtrace;	4193	our $_log_backtrace;
		4194	our $_log_backtrace_last;
3582		4195
3583	sub _log_backtrace {	4196	sub _log_backtrace {
3584	my ($msg, @addr) = @_;	4197	my ($msg, @addr) = @_;
3585		4198
3586	$msg =~ s/\n//;	4199	$msg =~ s/\n$//;
3587		4200
		4201	if ($_log_backtrace_last eq $msg) {
		4202	LOG llevInfo, "[ABT] $msg\n";
		4203	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3588	# limit the # of concurrent backtraces	4204	# limit the # of concurrent backtraces
3589	if ($_log_backtrace < 2) {	4205	} elsif ($_log_backtrace < 2) {
		4206	$_log_backtrace_last = $msg;
3590	++$_log_backtrace;	4207	++$_log_backtrace;
		4208	my $perl_bt = Carp::longmess $msg;
3591	async {	4209	async {
		4210	$Coro::current->{desc} = "abt $msg";
		4211
3592	my @bt = fork_call {	4212	my @bt = fork_call {
3593	@addr = map { sprintf "%x", $_ } @addr;	4213	@addr = map { sprintf "%x", $_ } @addr;
3594	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4214	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3595	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4215	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3596	or die "addr2line: $!";	4216	or die "addr2line: $!";
…		…
3604	}	4224	}
3605		4225
3606	@funcs	4226	@funcs
3607	};	4227	};
3608		4228
3609	LOG llevInfo, "[ABT] $msg\n";	4229	LOG llevInfo, "[ABT] $perl_bt\n";
		4230	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3610	LOG llevInfo, "[ABT] $_\n" for @bt;	4231	LOG llevInfo, "[ABT] $_\n" for @bt;
3611	--$_log_backtrace;	4232	--$_log_backtrace;
3612	};	4233	};
3613	} else {	4234	} else {
3614	LOG llevInfo, "[ABT] $msg\n";	4235	LOG llevInfo, "[ABT] $msg\n";
3615	LOG llevInfo, "[ABT] [suppressed]\n";	4236	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3616	}	4237	}
3617	}	4238	}
3618		4239
3619	# load additional modules	4240	# load additional modules
3620	use cf::pod;	4241	require "cf/$_.pm" for @EXTRA_MODULES;
		4242	cf::_connect_to_perl_2;
3621		4243
3622	END { cf::emergency_save }	4244	END { cf::emergency_save }
3623		4245
3624	1	4246	1
3625		4247

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