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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.578 by root, Wed Jan 4 02:48:57 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		125
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	129	our $DB_ENV;
89		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
90	our %CFG;	133	our %CFG;
91		134
92	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
		138	our $NOW;
94		139
95	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
98		143
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		146
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
104	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 $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
105		159
106	binmode STDOUT;	160	binmode STDOUT;
107	binmode STDERR;	161	binmode STDERR;
108		162
109	# read virtual server time, if available	163	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
114	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
115		171
116	mkdir $_	172	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		174
119	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
120		176
121	sub cf::map::normalise;	177	sub cf::map::normalise;
122		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
123	#############################################################################	183	#############################################################################
124		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
125	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
126		197
127	=over 4	198	=over 4
128		199
129	=item $cf::UPTIME	200	=item $cf::UPTIME
130		201
131	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.
132		218
133	=item $cf::RUNTIME	219	=item $cf::RUNTIME
134		220
135	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
136	every server tick.	222	every server tick.
…		…
142	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
145	database environment.	231	database environment.
146		232
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	233	=item $cf::LOADAVG
156		234
157	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
162		240
163	The raw value load value from the last tick.	241	The raw value load value from the last tick.
164		242
165	=item %cf::CFG	243	=item %cf::CFG
166		244
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	246	from wherever your confdir points to.
169		247
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		249
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
176	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
177		272
178	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
179	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
180	that call.	275	that call.
181		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
182	=back	283	=back
183		284
184	=cut	285	=cut
185		286
186	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
187	*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 {
188	my $msg = join "", @_;	294	my $msg = join "", @_;
189		295
190	$msg .= "\n"	296	$msg .= "\n"
191	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
192		298
193	$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;
194		300
195	LOG llevError, $msg;	301	LOG llevWarn, $msg;
196	};	302	};
197	}	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	};
198		317
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	328	for my $pkg (qw(
210	cf::global cf::attachable	329	cf::global cf::attachable
211	cf::object cf::object::player	330	cf::object cf::object::player
212	cf::client cf::player	331	cf::client cf::player
213	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
214	cf::map cf::party cf::region	334	cf::party cf::region
215	)) {	335	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	337	}
219		338
220	$Event::DIED = sub {	339	$EV::DIED = sub {
221	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
222	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
223		347
224	#############################################################################	348	#############################################################################
225		349
226	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
227		351
…		…
248	$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;
249	$d	373	$d
250	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
251	}	375	}
252		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
253	=item $ref = cf::from_json $json	391	=item $ref = cf::decode_json $json
254		392
255	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
256		394
257	=item $json = cf::to_json $ref	395	=item $json = cf::encode_json $ref
258		396
259	Converts a perl data structure into its JSON representation.	397	Converts a perl data structure into its JSON representation.
260		398
261	=cut	399	=cut
262		400
263	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
264		402
265	sub to_json ($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
266	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	}
267		467
268	=item cf::lock_wait $string	468	=item cf::lock_wait $string
269		469
270	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
271		471
272	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
273		473
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
277	returned.	477	returned.
278		478
279	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
280	deadlocked coro.	480	deadlocked coro.
…		…
286		486
287	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.
288		488
289	=cut	489	=cut
290		490
291	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		492
294	sub lock_wait($) {	493	sub lock_wait($) {
295	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	495	}
308		496
309	sub lock_acquire($) {	497	sub lock_acquire($) {
310	my ($key) = @_;	498	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	499	}
324		500
325	sub lock_active($) {	501	sub lock_active($) {
326	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	503	}
330		504
331	sub freeze_mainloop {	505	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
333		507
334	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	509	}
336	};	510
337	$TICK_WATCHER->stop;	511	=item cf::periodic $interval, $cb
338	$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
339	}	524	}
340		525
341	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
342		527
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$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.
346		535
347	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
348	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
349		538
350	Useful for short background jobs.	539	Useful for short background jobs.
351		540
352	=cut	541	=cut
353		542
354	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
356		546
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
		549	$Coro::current->desc ("timeslot manager");
		550
359	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
360		553
361	while () {	554	while () {
362	next_job:	555	next_job:
		556
363	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	558
365	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	563	$job->[2]->send;
369	Coro::cede;	564	Coro::cede;
370	goto next_job;	565	goto next_job;
371	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	568	}
373	}	569	}
374		570
375	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
376	# 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
377	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
378	$signal->wait;
379	} else {	574	} else {
		575	$busy = 0;
380	Coro::schedule;	576	Coro::schedule;
381	}	577	}
382	}	578	}
383	};	579	};
384		580
385	sub get_slot($;$$) {	581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
386	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
387		585
388	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
389	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
390		589
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
404		603
405	BEGIN { *async = \&Coro::async_pool }	604	BEGIN { *async = \&Coro::async_pool }
406		605
407	=item cf::sync_job { BLOCK }	606	=item cf::sync_job { BLOCK }
408		607
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	608	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	609	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	610	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	611	acceptable.
413		612
414	If it must be done, put the blocking parts into C<sync_job>. This will run	613	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	614	the given BLOCK in another coroutine while waiting for the result. The
…		…
419	=cut	618	=cut
420		619
421	sub sync_job(&) {	620	sub sync_job(&) {
422	my ($job) = @_;	621	my ($job) = @_;
423		622
424	if ($Coro::current == $Coro::main) {	623	if (in_main) {
425	my $time = Event::time;	624	my $time = AE::time;
426		625
427	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
429		628
430	# TODO: use suspend/resume instead	629	#LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	630
432	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
433		632
434	my $busy = 1;	633	my $busy = 1;
435	my @res;	634	my @res;
436		635
437	(async {	636	(async {
		637	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	638	@res = eval { $job->() };
439	warn $@ if $@;	639	error $@ if $@;
440	undef $busy;	640	undef $busy;
441	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
442		642
443	while ($busy) {	643	while ($busy) {
444	Coro::cede or Event::one_event;	644	if (Coro::nready) {
		645	Coro::cede_notself;
		646	} else {
		647	EV::loop EV::LOOP_ONESHOT;
445	}	648	}
		649	}
446		650
447	$time = Event::time - $time;	651	my $time = AE::time - $time;
448		652
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
453		654
454	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
455	} else {	656	} else {
456	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
457		658
…		…
477	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
478		679
479	$coro	680	$coro
480	}	681	}
481		682
482	=item fork_call { }, $args	683	=item fork_call { }, @args
483		684
484	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	688	never block itself or use any form of event handling.
488		689
489	=cut	690	=cut
		691
		692	sub post_fork {
		693	reset_signals;
		694	}
490		695
491	sub fork_call(&@) {	696	sub fork_call(&@) {
492	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
493		698
494	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
495	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
496	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
497		702
498	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
499	reset_signals;	704	cf::post_fork;
500	&$cb	705	&$cb
501	}, @args;	706	} @args;
502		707
503	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
504	}	747	}
505		748
506	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
507		750
508	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
518	within each server.	761	within each server.
519		762
520	=cut	763	=cut
521		764
522	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
523	my ($name) = @_;	769	my ($name) = @_;
524	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
525		771
526	eval {	772	eval {
527	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
537	}	783	}
538		784
539	our $DB;	785	our $DB;
540		786
541	sub db_init {	787	sub db_init {
542	cf::sync_job {
543	$DB ||= db_table "db";	788	$DB ||= db_table "db";
544	};
545	}	789	}
546		790
547	sub db_get($$) {	791	sub db_get($$) {
548	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
549		793
550	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
551	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
552		798
553	$! ? ()	799	$! ? ()
554	: $data	800	: $data
555	}
556	}	801	}
557		802
558	sub db_put($$$) {	803	sub db_put($$$) {
559	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
560	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
588		833
589	my @data;	834	my @data;
590	my $md5;	835	my $md5;
591		836
592	for (0 .. $#$src) {	837	for (0 .. $#$src) {
593	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
594	or Carp::croak "$src->[$_]: $!";
595	}	839	}
596		840
597	# if processing is expensive, check	841	# if processing is expensive, check
598	# checksum first	842	# checksum first
599	if (1) {	843	if (1) {
…		…
616		860
617	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
618	my $data = $process->(\@data);	862	my $data = $process->(\@data);
619	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
620		864
621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
622		866
623	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
624	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
625	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
626		870
…		…
636		880
637	=cut	881	=cut
638		882
639	sub datalog($@) {	883	sub datalog($@) {
640	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
641	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
642	}	886	}
643		887
644	=back	888	=back
645		889
646	=cut	890	=cut
647		891
648	#############################################################################	892	#############################################################################
649		893
650	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
651		895
652	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
653	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")
654	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
655		899
656	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>
657	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
658	Crossfire TRT).	902	Deliantra).
659		903
660	=over 4	904	=over 4
661		905
662	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
663		907
…		…
707	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
708		952
709	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
711		955
712	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
713	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.
714		958
715	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
716		960
717	=over 4	961	=over 4
…		…
841		1085
842	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
843	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
844		1088
845	} elsif (ref $type) {	1089	} elsif (ref $type) {
846	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
847		1091
848	} else {	1092	} else {
849	shift @arg;	1093	shift @arg;
850	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
851	}	1095	}
852	}	1096	}
853	}	1097	}
854		1098
855	sub _object_attach {	1099	sub _object_attach {
…		…
865	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
866	}	1110	}
867		1111
868	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
869	} else {	1113	} else {
870	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
871	}	1115	}
872		1116
873	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
874	}	1118	}
875		1119
…		…
934		1178
935	for (@$callbacks) {	1179	for (@$callbacks) {
936	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
937		1181
938	if ($@) {	1182	if ($@) {
939	warn "$@";
940	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
941	override;	1184	override;
942	}	1185	}
943		1186
944	return 1 if $override;	1187	return 1 if $override;
945	}	1188	}
946		1189
947	0	1190	0
948	}	1191	}
949		1192
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1194
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1196
954	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
955		1198
…		…
961		1204
962	=cut	1205	=cut
963		1206
964	#############################################################################	1207	#############################################################################
965	# object support	1208	# object support
966	#
967		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 $SLOW_MERGES;#d#
968	sub _can_merge {	1243	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1244	my ($ob1, $ob2) = @_;
970		1245
971	local $Storable::canonical = 1;	1246	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1247
975	$fob1 eq $fob2	1248	# we do the slow way here
		1249	return _object_equal $ob1, $ob2
976	}	1250	}
977		1251
978	sub reattach {	1252	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1254	my ($obj) = @_;
981		1255
		1256	# no longer needed after getting rid of delete_package?
982	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
983		1258
984	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
985		1260
986	@$registry = ();	1261	@$registry = ();
987		1262
…		…
992	for (@$attach) {	1267	for (@$attach) {
993	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
994	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
995	}	1270	}
996	} else {	1271	} else {
997	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
998	}	1273	}
999	}	1274	}
1000	}	1275	}
1001		1276
1002	cf::attachable->attach (	1277	cf::attachable->attach (
1003	prio => -1000000,	1278	prio => -1000000,
1004	on_instantiate => sub {	1279	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
1006		1281
1007	$data = from_json $data;	1282	$data = decode_json $data;
1008		1283
1009	for (@$data) {	1284	for (@$data) {
1010	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
1011		1286
1012	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
1029	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1030		1305
1031	sync_job {	1306	sync_job {
1032	if (length $$rdata) {	1307	if (length $$rdata) {
1033	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1036		1312
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	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	}
1041	close $fh;	1320	aio_close $fh;
1042		1321
1043	if (@$objs) {	1322	if (@$objs) {
1044	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) {
1045	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1048	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	}
1049	close $fh;	1331	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1333	}
1052	} else {	1334	} else {
1053	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1054	}	1336	}
1055		1337
1056	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1057	} else {	1342	} else {
1058	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1059	}	1344	}
1060	} else {	1345	} else {
1061	aio_unlink $filename;	1346	aio_unlink $filename;
1062	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1063	}	1348	}
…		…
1082		1367
1083	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1370	or return;
1086		1371
1087	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1088	}	1374	}
1089		1375
1090	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1093		1380
1094	($data, $av)	1381	($data, $av)
1095	}	1382	}
1096		1383
1097	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1153	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1154		1441
1155	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1156	}	1443	}
1157		1444
		1445	use File::Glob ();
		1446
1158	cf::player->attach (	1447	cf::player->attach (
1159	on_command => sub {	1448	on_unknown_command => sub {
1160	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1161		1450
1162	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1163	or return;	1452	or return;
1164		1453
…		…
1172	my ($pl, $buf) = @_;	1461	my ($pl, $buf) = @_;
1173		1462
1174	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1463	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1175		1464
1176	if (ref $msg) {	1465	if (ref $msg) {
1177	my ($type, $reply, @payload) =	1466	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1178	"ARRAY" eq ref $msg
1179	? @$msg
1180	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1181		1467
1182	my @reply;	1468	my @reply;
1183		1469
1184	if (my $cb = $EXTCMD{$type}) {	1470	if (my $cb = $EXTCMD{$type}) {
1185	@reply = $cb->($pl, @payload);	1471	@reply = $cb->($pl, @payload);
…		…
1187		1473
1188	$pl->ext_reply ($reply, @reply)	1474	$pl->ext_reply ($reply, @reply)
1189	if $reply;	1475	if $reply;
1190		1476
1191	} else {	1477	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1478	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1479	}
1194		1480
1195	cf::override;	1481	cf::override;
1196	},	1482	},
1197	);	1483	);
1198		1484
		1485	# "readahead" all extensions
		1486	sub cache_extensions {
		1487	my $grp = IO::AIO::aio_group;
		1488
		1489	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1490	for (grep /\.ext$/, @{$_[0]}) {
		1491	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1492	}
		1493	};
		1494
		1495	$grp
		1496	}
		1497
1199	sub load_extensions {	1498	sub load_extensions {
		1499	info "loading extensions...";
		1500
1200	cf::sync_job {	1501	cf::sync_job {
1201	my %todo;	1502	my %todo;
1202		1503
1203	for my $path (<$LIBDIR/*.ext>) {	1504	for my $path (<$LIBDIR/*.ext>) {
1204	next unless -r $path;	1505	next unless -r $path;
…		…
1222		1523
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1524	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1525	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1526
1226	$ext{source} =	1527	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1528	"package $pkg; use common::sense;\n"
1228	. "#line 1 \"$path\"\n{\n"	1529	. "#line 1 \"$path\"\n{\n"
1229	. $source	1530	. $source
1230	. "\n};\n1";	1531	. "\n};\n1";
1231		1532
1232	$todo{$base} = \%ext;	1533	$todo{$base} = \%ext;
1233	}	1534	}
1234		1535
		1536	my $pass = 0;
1235	my %done;	1537	my %done;
1236	while (%todo) {	1538	while (%todo) {
1237	my $progress;	1539	my $progress;
1238		1540
		1541	++$pass;
		1542
		1543	ext:
1239	while (my ($k, $v) = each %todo) {	1544	while (my ($k, $v) = each %todo) {
1240	for (split /,\s*/, $v->{meta}{depends}) {	1545	for (split /,\s*/, $v->{meta}{depends}) {
1241	goto skip	1546	next ext
1242	unless exists $done{$_};	1547	unless exists $done{$_};
1243	}	1548	}
1244		1549
1245	warn "... loading '$k' into '$v->{pkg}'\n";	1550	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1246		1551
1247	unless (eval $v->{source}) {	1552	my $active = eval $v->{source};
		1553
		1554	if (length $@) {
1248	my $msg = $@ ? "$v->{path}: $@\n"	1555	error "$v->{path}: $@\n";
1249	: "$v->{base}: extension inactive.\n";
1250		1556
		1557	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1251	if (exists $v->{meta}{mandatory}) {	1558	if exists $v->{meta}{mandatory};
1252	warn $msg;	1559
1253	warn "mandatory extension failed to load, exiting.\n";	1560	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1254	exit 1;	1561	delete $todo{$k};
1255	}	1562	} else {
1256		1563	$done{$k} = delete $todo{$k};
1257	warn $msg;	1564	push @EXTS, $v->{pkg};
		1565	$progress = 1;
		1566
		1567	info "$v->{base}: extension inactive.\n"
		1568	unless $active;
1258	}	1569	}
1259
1260	$done{$k} = delete $todo{$k};
1261	push @EXTS, $v->{pkg};
1262	$progress = 1;
1263	}	1570	}
1264		1571
1265	skip:	1572	unless ($progress) {
1266	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1573	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1267	unless $progress;	1574
		1575	while (my ($k, $v) = each %todo) {
		1576	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1577	if exists $v->{meta}{mandatory};
		1578	}
		1579
		1580	last;
		1581	}
1268	}	1582	}
1269	};	1583	};
1270	}	1584	}
1271		1585
1272	#############################################################################	1586	#############################################################################
1273		1587
1274	=back	1588	=back
1275		1589
1276	=head2 CORE EXTENSIONS	1590	=head2 CORE EXTENSIONS
1277		1591
1278	Functions and methods that extend core crossfire objects.	1592	Functions and methods that extend core deliantra objects.
1279		1593
1280	=cut	1594	=cut
1281		1595
1282	package cf::player;	1596	package cf::player;
1283		1597
…		…
1326		1640
1327	sub exists($) {	1641	sub exists($) {
1328	my ($login) = @_;	1642	my ($login) = @_;
1329		1643
1330	$cf::PLAYER{$login}	1644	$cf::PLAYER{$login}
1331	or cf::sync_job { !aio_stat path $login }	1645	or !aio_stat path $login
1332	}	1646	}
1333		1647
1334	sub find($) {	1648	sub find($) {
1335	return $cf::PLAYER{$_[0]} || do {	1649	return $cf::PLAYER{$_[0]} || do {
1336	my $login = $_[0];	1650	my $login = $_[0];
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1662	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1663	or return;
1350		1664
1351	my $pl = cf::player::load_pl $f	1665	my $pl = cf::player::load_pl $f
1352	or return;	1666	or return;
		1667
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1668	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1669	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1670	$cf::PLAYER{$login} = $pl
1356	}	1671	}
1357	}	1672	}
1358	}	1673	}
1359		1674
		1675	cf::player->attach (
		1676	on_load => sub {
		1677	my ($pl, $path) = @_;
		1678
		1679	# restore slots saved in save, below
		1680	my $slots = delete $pl->{_slots};
		1681
		1682	$pl->ob->current_weapon ($slots->[0]);
		1683	$pl->combat_ob ($slots->[1]);
		1684	$pl->ranged_ob ($slots->[2]);
		1685	},
		1686	);
		1687
1360	sub save($) {	1688	sub save($) {
1361	my ($pl) = @_;	1689	my ($pl) = @_;
1362		1690
1363	return if $pl->{deny_save};	1691	return if $pl->{deny_save};
1364		1692
…		…
1367		1695
1368	return if $pl->{deny_save};	1696	return if $pl->{deny_save};
1369		1697
1370	aio_mkdir playerdir $pl, 0770;	1698	aio_mkdir playerdir $pl, 0770;
1371	$pl->{last_save} = $cf::RUNTIME;	1699	$pl->{last_save} = $cf::RUNTIME;
		1700
		1701	cf::get_slot 0.01;
		1702
		1703	# save slots, to be restored later
		1704	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1372		1705
1373	$pl->save_pl ($path);	1706	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1707	cf::cede_to_tick;
1375	}	1708	}
1376		1709
…		…
1408	my ($pl) = @_;	1741	my ($pl) = @_;
1409		1742
1410	my $name = $pl->ob->name;	1743	my $name = $pl->ob->name;
1411		1744
1412	$pl->{deny_save} = 1;	1745	$pl->{deny_save} = 1;
1413	$pl->password ("*"); # this should lock out the player until we nuked the dir	1746	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1414		1747
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1748	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1416	$pl->deactivate;	1749	$pl->deactivate;
		1750
		1751	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1752	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1753	ext::highscore::check ($pl->ob);
		1754
1418	$pl->ns->destroy if $pl->ns;	1755	$pl->ns->destroy if $pl->ns;
1419		1756
1420	my $path = playerdir $pl;	1757	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1758	my $temp = "$path~$cf::RUNTIME~deleting~";
1422	aio_rename $path, $temp;	1759	aio_rename $path, $temp;
…		…
1460		1797
1461	for my $login (@$dirs) {	1798	for my $login (@$dirs) {
1462	my $path = path $login;	1799	my $path = path $login;
1463		1800
1464	# a .pst is a dead give-away for a valid player	1801	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1802	# if no pst file found, open and chekc for blocked users
		1803	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1804	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1805	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1806	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1807	}
1470		1808
…		…
1474		1812
1475	\@logins	1813	\@logins
1476	}	1814	}
1477		1815
1478	=item $player->maps	1816	=item $player->maps
		1817
		1818	=item cf::player::maps $login
1479		1819
1480	Returns an arrayref of map paths that are private for this	1820	Returns an arrayref of map paths that are private for this
1481	player. May block.	1821	player. May block.
1482		1822
1483	=cut	1823	=cut
…		…
1501	}	1841	}
1502		1842
1503	\@paths	1843	\@paths
1504	}	1844	}
1505		1845
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1846	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1847
1508	Expand crossfire pod fragments into protocol xml.	1848	Expand deliantra pod fragments into protocol xml.
1509
1510	=cut
1511
1512	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;
1514
1515	# escape & and <
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518
1519	# this is buggy, it needs to properly take care of nested <'s
1520
1521	1 while
1522	# replace B<>, I<>, U<> etc.
1523	s/B<([^\>]*)>/<b>$1<\/b>/
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527	# replace G<male|female> tags
1528	|| s{G<([^>|]*)\|([^>]*)>}{
1529	$self->gender ? $2 : $1
1530	}ge
1531	# replace H<hint text>
1532	|| s{H<([^\>]*)>}
1533	{
1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")
1537	[$self->{hintmode}]
1538	}ge;
1539
1540	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;
1542
1543	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines
1548
1549	$_
1550	}
1551
1552	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}
1555	}
1556		1849
1557	=item $player->ext_reply ($msgid, @msg)	1850	=item $player->ext_reply ($msgid, @msg)
1558		1851
1559	Sends an ext reply to the player.	1852	Sends an ext reply to the player.
1560		1853
…		…
1592		1885
1593	=cut	1886	=cut
1594		1887
1595	sub find_by_path($) {	1888	sub find_by_path($) {
1596	my ($path) = @_;	1889	my ($path) = @_;
		1890
		1891	$path =~ s/^~[^\/]*//; # skip ~login
1597		1892
1598	my ($match, $specificity);	1893	my ($match, $specificity);
1599		1894
1600	for my $region (list) {	1895	for my $region (list) {
1601	if ($region->{match} && $path =~ $region->{match}) {	1896	if ($region->{match} && $path =~ $region->{match}) {
…		…
1627	our $MAX_RESET = 3600;	1922	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	1923	our $DEFAULT_RESET = 3000;
1629		1924
1630	sub generate_random_map {	1925	sub generate_random_map {
1631	my ($self, $rmp) = @_;	1926	my ($self, $rmp) = @_;
1632	# mit "rum" bekleckern, nicht	1927
		1928	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1929
1633	$self->_create_random_map (	1930	$self->_create_random_map ($rmp);
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1637	$rmp->{exit_on_final_map},
1638	$rmp->{xsize}, $rmp->{ysize},
1639	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1640	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1641	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1642	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1643	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1644	(cf::region::find $rmp->{region}), $rmp->{custom}
1645	)
1646	}	1931	}
1647		1932
1648	=item cf::map->register ($regex, $prio)	1933	=item cf::map->register ($regex, $prio)
1649		1934
1650	Register a handler for the map path matching the given regex at the	1935	Register a handler for the map path matching the given regex at the
…		…
1655		1940
1656	sub register {	1941	sub register {
1657	my (undef, $regex, $prio) = @_;	1942	my (undef, $regex, $prio) = @_;
1658	my $pkg = caller;	1943	my $pkg = caller;
1659		1944
1660	no strict;
1661	push @{"$pkg\::ISA"}, __PACKAGE__;	1945	push @{"$pkg\::ISA"}, __PACKAGE__;
1662		1946
1663	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1947	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1664	}	1948	}
1665		1949
1666	# also paths starting with '/'	1950	# also paths starting with '/'
1667	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1951	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1668		1952
1669	sub thawer_merge {	1953	sub thawer_merge {
1670	my ($self, $merge) = @_;	1954	my ($self, $merge) = @_;
1671		1955
1672	# we have to keep some variables in memory intact	1956	# we have to keep some variables in memory intact
…		…
1677	}	1961	}
1678		1962
1679	sub normalise {	1963	sub normalise {
1680	my ($path, $base) = @_;	1964	my ($path, $base) = @_;
1681		1965
1682	$path = "$path"; # make sure its a string	1966	$path = "$path"; # make sure it's a string
1683		1967
1684	$path =~ s/\.map$//;	1968	$path =~ s/\.map$//;
1685		1969
1686	# map plan:	1970	# map plan:
1687	#	1971	#
…		…
1702	$base =~ s{[^/]+/?$}{};	1986	$base =~ s{[^/]+/?$}{};
1703	$path = "$base/$path";	1987	$path = "$base/$path";
1704	}	1988	}
1705		1989
1706	for ($path) {	1990	for ($path) {
1707	redo if s{//}{/};
1708	redo if s{/\.?/}{/};	1991	redo if s{/\.?/}{/};
1709	redo if s{/[^/]+/\.\./}{/};	1992	redo if s{/[^/]+/\.\./}{/};
1710	}	1993	}
1711		1994
1712	$path	1995	$path
…		…
1726	$self->init; # pass $1 etc.	2009	$self->init; # pass $1 etc.
1727	return $self;	2010	return $self;
1728	}	2011	}
1729	}	2012	}
1730		2013
1731	Carp::cluck "unable to resolve path '$path' (base '$base').";	2014	Carp::cluck "unable to resolve path '$path' (base '$base')";
1732	()	2015	()
1733	}	2016	}
1734		2017
		2018	# may re-bless or do other evil things
1735	sub init {	2019	sub init {
1736	my ($self) = @_;	2020	my ($self) = @_;
1737		2021
1738	$self	2022	$self
1739	}	2023	}
…		…
1758		2042
1759	# the temporary/swap location	2043	# the temporary/swap location
1760	sub save_path {	2044	sub save_path {
1761	my ($self) = @_;	2045	my ($self) = @_;
1762		2046
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2047	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	2048	"$TMPDIR/$path.map"
1765	}	2049	}
1766		2050
1767	# the unique path, undef == no special unique path	2051	# the unique path, undef == no special unique path
1768	sub uniq_path {	2052	sub uniq_path {
1769	my ($self) = @_;	2053	my ($self) = @_;
1770		2054
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2055	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	2056	"$UNIQUEDIR/$path"
1773	}
1774
1775	# and all this just because we cannot iterate over
1776	# all maps in C++...
1777	sub change_all_map_light {
1778	my ($change) = @_;
1779
1780	$_->change_map_light ($change)
1781	for grep $_->outdoor, values %cf::MAP;
1782	}	2057	}
1783		2058
1784	sub decay_objects {	2059	sub decay_objects {
1785	my ($self) = @_;	2060	my ($self) = @_;
1786		2061
…		…
1813	$self->{load_path} = $path;	2088	$self->{load_path} = $path;
1814		2089
1815	1	2090	1
1816	}	2091	}
1817		2092
		2093	# used to laod the header of an original map
1818	sub load_header_orig {	2094	sub load_header_orig {
1819	my ($self) = @_;	2095	my ($self) = @_;
1820		2096
1821	$self->load_header_from ($self->load_path)	2097	$self->load_header_from ($self->load_path)
1822	}	2098	}
1823		2099
		2100	# used to laod the header of an instantiated map
1824	sub load_header_temp {	2101	sub load_header_temp {
1825	my ($self) = @_;	2102	my ($self) = @_;
1826		2103
1827	$self->load_header_from ($self->save_path)	2104	$self->load_header_from ($self->save_path)
1828	}	2105	}
1829		2106
		2107	# called after loading the header from an instantiated map
1830	sub prepare_temp {	2108	sub prepare_temp {
1831	my ($self) = @_;	2109	my ($self) = @_;
1832		2110
1833	$self->last_access ((delete $self->{last_access})	2111	$self->last_access ((delete $self->{last_access})
1834	|| $cf::RUNTIME); #d#	2112	|| $cf::RUNTIME); #d#
1835	# safety	2113	# safety
1836	$self->{instantiate_time} = $cf::RUNTIME	2114	$self->{instantiate_time} = $cf::RUNTIME
1837	if $self->{instantiate_time} > $cf::RUNTIME;	2115	if $self->{instantiate_time} > $cf::RUNTIME;
1838	}	2116	}
1839		2117
		2118	# called after loading the header from an original map
1840	sub prepare_orig {	2119	sub prepare_orig {
1841	my ($self) = @_;	2120	my ($self) = @_;
1842		2121
1843	$self->{load_original} = 1;	2122	$self->{load_original} = 1;
1844	$self->{instantiate_time} = $cf::RUNTIME;	2123	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1868		2147
1869	sub find;	2148	sub find;
1870	sub find {	2149	sub find {
1871	my ($path, $origin) = @_;	2150	my ($path, $origin) = @_;
1872		2151
		2152	cf::cede_to_tick;
		2153
1873	$path = normalise $path, $origin && $origin->path;	2154	$path = normalise $path, $origin;
1874		2155
1875	cf::lock_wait "map_data:$path";#d#remove	2156	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	2157	my $guard2 = cf::lock_acquire "map_find:$path";
1877		2158
1878	$cf::MAP{$path} || do {	2159	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1881
1882	my $map = new_from_path cf::map $path	2160	my $map = new_from_path cf::map $path
1883	or return;	2161	or return;
1884		2162
1885	$map->{last_save} = $cf::RUNTIME;	2163	$map->{last_save} = $cf::RUNTIME;
1886		2164
…		…
1888	or return;	2166	or return;
1889		2167
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2168	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	2169	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	2170	#$cf::WAIT_FOR_TICK->wait;
		2171	undef $guard2;
1893	undef $guard1;	2172	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	2173	$map->reset;
1896	return find $path;	2174	return find $path;
1897	}	2175	}
1898		2176
1899	$cf::MAP{$path} = $map	2177	$cf::MAP{$path} = $map
1900	}	2178	}
1901	}	2179	}
1902		2180
1903	sub pre_load { }	2181	sub pre_load { }
1904	sub post_load { }	2182	#sub post_load { } # XS
1905		2183
1906	sub load {	2184	sub load {
1907	my ($self) = @_;	2185	my ($self) = @_;
1908		2186
1909	local $self->{deny_reset} = 1; # loading can take a long time	2187	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1912		2190
1913	{	2191	{
1914	my $guard = cf::lock_acquire "map_data:$path";	2192	my $guard = cf::lock_acquire "map_data:$path";
1915		2193
1916	return unless $self->valid;	2194	return unless $self->valid;
1917	return unless $self->in_memory == cf::MAP_SWAPPED;	2195	return unless $self->state == cf::MAP_SWAPPED;
1918
1919	$self->in_memory (cf::MAP_LOADING);
1920		2196
1921	$self->alloc;	2197	$self->alloc;
1922		2198
1923	$self->pre_load;	2199	$self->pre_load;
1924	cf::cede_to_tick;	2200	cf::cede_to_tick;
1925		2201
		2202	if (exists $self->{load_path}) {
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2203	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2204	$f->skip_block;
1928	$self->_load_objects ($f)	2205	$self->_load_objects ($f)
1929	or return;	2206	or return;
1930		2207
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2208	$self->post_load_original
1932	if delete $self->{load_original};	2209	if delete $self->{load_original};
1933		2210
1934	if (my $uniq = $self->uniq_path) {	2211	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2212	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2213	unless (aio_stat $uniq) {
1937	if (my $f = new_from_file cf::object::thawer $uniq) {	2214	if (my $f = new_from_file cf::object::thawer $uniq) {
1938	$self->clear_unique_items;	2215	$self->clear_unique_items;
1939	$self->_load_objects ($f);	2216	$self->_load_objects ($f);
1940	$f->resolve_delayed_derefs;	2217	$f->resolve_delayed_derefs;
		2218	}
1941	}	2219	}
1942	}	2220	}
1943	}
1944		2221
1945	$f->resolve_delayed_derefs;	2222	$f->resolve_delayed_derefs;
		2223	} else {
		2224	$self->post_load_original
		2225	if delete $self->{load_original};
		2226	}
		2227
		2228	$self->state (cf::MAP_INACTIVE);
1946		2229
1947	cf::cede_to_tick;	2230	cf::cede_to_tick;
1948	# now do the right thing for maps	2231	# now do the right thing for maps
1949	$self->link_multipart_objects;	2232	$self->link_multipart_objects;
1950	$self->difficulty ($self->estimate_difficulty)	2233	$self->difficulty ($self->estimate_difficulty)
…		…
1954	unless ($self->{deny_activate}) {	2237	unless ($self->{deny_activate}) {
1955	$self->decay_objects;	2238	$self->decay_objects;
1956	$self->fix_auto_apply;	2239	$self->fix_auto_apply;
1957	$self->update_buttons;	2240	$self->update_buttons;
1958	cf::cede_to_tick;	2241	cf::cede_to_tick;
1959	$self->set_darkness_map;	2242	#$self->activate; # no longer activate maps automatically
1960	cf::cede_to_tick;
1961	$self->activate;
1962	}	2243	}
1963		2244
1964	$self->{last_save} = $cf::RUNTIME;	2245	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2246	$self->last_access ($cf::RUNTIME);
1966
1967	$self->in_memory (cf::MAP_IN_MEMORY);
1968	}	2247	}
1969		2248
1970	$self->post_load;	2249	$self->post_load;
1971	}
1972		2250
		2251	1
		2252	}
		2253
		2254	# customize the map for a given player, i.e.
		2255	# return the _real_ map. used by e.g. per-player
		2256	# maps to change the path to ~playername/mappath
1973	sub customise_for {	2257	sub customise_for {
1974	my ($self, $ob) = @_;	2258	my ($self, $ob) = @_;
1975		2259
1976	return find "~" . $ob->name . "/" . $self->{path}	2260	return find "~" . $ob->name . "/" . $self->{path}
1977	if $self->per_player;	2261	if $self->per_player;
…		…
1980	# if $self->per_party;	2264	# if $self->per_party;
1981		2265
1982	$self	2266	$self
1983	}	2267	}
1984		2268
1985	# find and load all maps in the 3x3 area around a map
1986	sub load_neighbours {
1987	my ($map) = @_;
1988
1989	my @neigh; # diagonal neighbours
1990
1991	for (0 .. 3) {
1992	my $neigh = $map->tile_path ($_)
1993	or next;
1994	$neigh = find $neigh, $map
1995	or next;
1996	$neigh->load;
1997
1998	push @neigh,
1999	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2000	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2001	}
2002
2003	for (grep defined $_->[0], @neigh) {
2004	my ($path, $origin) = @$_;
2005	my $neigh = find $path, $origin
2006	or next;
2007	$neigh->load;
2008	}
2009	}
2010
2011	sub find_sync {	2269	sub find_sync {
2012	my ($path, $origin) = @_;	2270	my ($path, $origin) = @_;
2013		2271
2014	cf::sync_job { find $path, $origin }	2272	# it's a bug to call this from the main context
		2273	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2274	if $Coro::current == $Coro::main;
		2275
		2276	find $path, $origin
2015	}	2277	}
2016		2278
2017	sub do_load_sync {	2279	sub do_load_sync {
2018	my ($map) = @_;	2280	my ($map) = @_;
2019		2281
		2282	# it's a bug to call this from the main context
2020	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2283	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2021	if $Coro::current == $Coro::main;	2284	if $Coro::current == $Coro::main;
2022		2285
2023	cf::sync_job { $map->load };	2286	$map->load;
2024	}	2287	}
2025		2288
2026	our %MAP_PREFETCH;	2289	our %MAP_PREFETCH;
2027	our $MAP_PREFETCHER = undef;	2290	our $MAP_PREFETCHER = undef;
2028		2291
2029	sub find_async {	2292	sub find_async {
2030	my ($path, $origin, $load) = @_;	2293	my ($path, $origin, $load) = @_;
2031		2294
2032	$path = normalise $path, $origin && $origin->{path};	2295	$path = normalise $path, $origin;
2033		2296
2034	if (my $map = $cf::MAP{$path}) {	2297	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2298	return $map if !$load || $map->linkable;
2036	}	2299	}
2037		2300
2038	$MAP_PREFETCH{$path} |= $load;	2301	$MAP_PREFETCH{$path} |= $load;
2039		2302
2040	$MAP_PREFETCHER ||= cf::async {	2303	$MAP_PREFETCHER ||= cf::async {
		2304	$Coro::current->{desc} = "map prefetcher";
		2305
2041	while (%MAP_PREFETCH) {	2306	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2307	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2308	if (my $map = find $k) {
2044	$map->load if $v;	2309	$map->load if $v;
2045	}	2310	}
…		…
2052	$MAP_PREFETCHER->prio (6);	2317	$MAP_PREFETCHER->prio (6);
2053		2318
2054	()	2319	()
2055	}	2320	}
2056		2321
		2322	# common code, used by both ->save and ->swapout
2057	sub save {	2323	sub _save {
2058	my ($self) = @_;	2324	my ($self) = @_;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2325
2062	$self->{last_save} = $cf::RUNTIME;	2326	$self->{last_save} = $cf::RUNTIME;
2063		2327
2064	return unless $self->dirty;	2328	return unless $self->dirty;
2065		2329
…		…
2071	return if $self->{deny_save};	2335	return if $self->{deny_save};
2072		2336
2073	local $self->{last_access} = $self->last_access;#d#	2337	local $self->{last_access} = $self->last_access;#d#
2074		2338
2075	cf::async {	2339	cf::async {
		2340	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2341	$_->contr->save for $self->players;
2077	};	2342	};
		2343
		2344	cf::get_slot 0.02;
2078		2345
2079	if ($uniq) {	2346	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2347	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2348	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2349	} else {
2083	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2350	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2084	}	2351	}
2085	}	2352	}
2086		2353
		2354	sub save {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	$self->_save;
		2360	}
		2361
2087	sub swap_out {	2362	sub swap_out {
2088	my ($self) = @_;	2363	my ($self) = @_;
2089		2364
2090	# save first because save cedes
2091	$self->save;
2092
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2365	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2366
		2367	return if !$self->linkable;
		2368	return if $self->{deny_save};
2095	return if $self->players;	2369	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;	2370
		2371	# first deactivate the map and "unlink" it from the core
		2372	$self->deactivate;
		2373	$_->clear_links_to ($self) for values %cf::MAP;
		2374	$self->state (cf::MAP_SWAPPED);
		2375
		2376	# then atomically save
		2377	$self->_save;
		2378
		2379	# then free the map
		2380	$self->clear;
		2381	}
		2382
		2383	sub reset_at {
		2384	my ($self) = @_;
		2385
		2386	# TODO: safety, remove and allow resettable per-player maps
2097	return if $self->{deny_save};	2387	return 1e99 if $self->{deny_reset};
2098		2388
		2389	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2390	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2391
		2392	$time + $to
		2393	}
		2394
		2395	sub should_reset {
		2396	my ($self) = @_;
		2397
		2398	$self->reset_at <= $cf::RUNTIME
		2399	}
		2400
		2401	sub reset {
		2402	my ($self) = @_;
		2403
		2404	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2405
		2406	return if $self->players;
		2407
		2408	cf::trace "resetting map ", $self->path, "\n";
		2409
2099	$self->in_memory (cf::MAP_SWAPPED);	2410	$self->state (cf::MAP_SWAPPED);
		2411
		2412	# need to save uniques path
		2413	unless ($self->{deny_save}) {
		2414	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2415
		2416	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2417	if $uniq;
		2418	}
		2419
		2420	delete $cf::MAP{$self->path};
2100		2421
2101	$self->deactivate;	2422	$self->deactivate;
2102	$_->clear_links_to ($self) for values %cf::MAP;	2423	$_->clear_links_to ($self) for values %cf::MAP;
2103	$self->clear;	2424	$self->clear;
2104	}
2105
2106	sub reset_at {
2107	my ($self) = @_;
2108
2109	# TODO: safety, remove and allow resettable per-player maps
2110	return 1e99 if $self->{deny_reset};
2111
2112	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2113	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2114
2115	$time + $to
2116	}
2117
2118	sub should_reset {
2119	my ($self) = @_;
2120
2121	$self->reset_at <= $cf::RUNTIME
2122	}
2123
2124	sub reset {
2125	my ($self) = @_;
2126
2127	my $lock = cf::lock_acquire "map_data:$self->{path}";
2128
2129	return if $self->players;
2130
2131	warn "resetting map ", $self->path;
2132
2133	$self->in_memory (cf::MAP_SWAPPED);
2134
2135	# need to save uniques path
2136	unless ($self->{deny_save}) {
2137	my $uniq = $self->uniq_path; utf8::encode $uniq;
2138
2139	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2140	if $uniq;
2141	}
2142
2143	delete $cf::MAP{$self->path};
2144
2145	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;
2148		2425
2149	$self->unlink_save;	2426	$self->unlink_save;
2150	$self->destroy;	2427	$self->destroy;
2151	}	2428	}
2152		2429
…		…
2160		2437
2161	delete $cf::MAP{$self->path};	2438	delete $cf::MAP{$self->path};
2162		2439
2163	$self->unlink_save;	2440	$self->unlink_save;
2164		2441
2165	bless $self, "cf::map";	2442	bless $self, "cf::map::wrap";
2166	delete $self->{deny_reset};	2443	delete $self->{deny_reset};
2167	$self->{deny_save} = 1;	2444	$self->{deny_save} = 1;
2168	$self->reset_timeout (1);	2445	$self->reset_timeout (1);
2169	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2446	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2170		2447
…		…
2219		2496
2220	sub unique_maps() {	2497	sub unique_maps() {
2221	[	2498	[
2222	map {	2499	map {
2223	utf8::decode $_;	2500	utf8::decode $_;
2224	/\.map$/	2501	s/\.map$//; # TODO future compatibility hack
		2502	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2503	? ()
2225	? normalise $_	2504	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2505	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2506	]
2229	}	2507	}
2230		2508
2231	package cf;	2509	=item cf::map::static_maps
		2510
		2511	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2512	file in the shared directory excluding F</styles> and F</editor>). May
		2513	block.
		2514
		2515	=cut
		2516
		2517	sub static_maps() {
		2518	my @dirs = "";
		2519	my @maps;
		2520
		2521	while (@dirs) {
		2522	my $dir = shift @dirs;
		2523
		2524	next if $dir eq "/styles" || $dir eq "/editor";
		2525
		2526	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2527	or return;
		2528
		2529	for (@$files) {
		2530	s/\.map$// or next;
		2531	utf8::decode $_;
		2532	push @maps, "$dir/$_";
		2533	}
		2534
		2535	push @dirs, map "$dir/$_", @$dirs;
		2536	}
		2537
		2538	\@maps
		2539	}
2232		2540
2233	=back	2541	=back
2234		2542
2235	=head3 cf::object	2543	=head3 cf::object
2236		2544
…		…
2240		2548
2241	=over 4	2549	=over 4
2242		2550
2243	=item $ob->inv_recursive	2551	=item $ob->inv_recursive
2244		2552
2245	Returns the inventory of the object _and_ their inventories, recursively.	2553	Returns the inventory of the object I<and> their inventories, recursively,
		2554	but I<not> the object itself.
2246		2555
2247	=cut	2556	=cut
2248		2557
2249	sub inv_recursive_;	2558	sub inv_recursive_;
2250	sub inv_recursive_ {	2559	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2564	inv_recursive_ inv $_[0]
2256	}	2565	}
2257		2566
2258	=item $ref = $ob->ref	2567	=item $ref = $ob->ref
2259		2568
2260	creates and returns a persistent reference to an objetc that can be stored as a string.	2569	Creates and returns a persistent reference to an object that can be stored as a string.
2261		2570
2262	=item $ob = cf::object::deref ($refstring)	2571	=item $ob = cf::object::deref ($refstring)
2263		2572
2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2573	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265	even if the object actually exists. May block.	2574	even if the object actually exists. May block.
…		…
2267	=cut	2576	=cut
2268		2577
2269	sub deref {	2578	sub deref {
2270	my ($ref) = @_;	2579	my ($ref) = @_;
2271		2580
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2581	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2582	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2583	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2584	or return;
2279	$pl->ob->uuid eq $uuid	2585	$pl->ob->uuid eq $uuid
2280	or return;	2586	or return;
…		…
2300	can be C<undef>. Does the right thing when the player is currently in a	2606	can be C<undef>. Does the right thing when the player is currently in a
2301	dialogue with the given NPC character.	2607	dialogue with the given NPC character.
2302		2608
2303	=cut	2609	=cut
2304		2610
		2611	our $SAY_CHANNEL = {
		2612	id => "say",
		2613	title => "Map",
		2614	reply => "say ",
		2615	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2616	};
		2617
		2618	our $CHAT_CHANNEL = {
		2619	id => "chat",
		2620	title => "Chat",
		2621	reply => "chat ",
		2622	tooltip => "Player chat and shouts, global to the server.",
		2623	};
		2624
2305	# rough implementation of a future "reply" method that works	2625	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2626	# with dialog boxes.
2307	#TODO: the first argument must go, split into a $npc->reply_to ( method	2627	#TODO: the first argument must go, split into a $npc->reply_to ( method
2308	sub cf::object::player::reply($$$;$) {	2628	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2629	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2640	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2641	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2642
2323	} else {	2643	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2644	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2645	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2646	}
2327	}	2647	}
2328	}	2648	}
2329		2649
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2650	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2675
2356	=item $player_object->enter_link	2676	=item $player_object->enter_link
2357		2677
2358	Freezes the player and moves him/her to a special map (C<{link}>).	2678	Freezes the player and moves him/her to a special map (C<{link}>).
2359		2679
2360	The player should be reasonably safe there for short amounts of time. You	2680	The player should be reasonably safe there for short amounts of time (e.g.
2361	I<MUST> call C<leave_link> as soon as possible, though.	2681	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2682	though, as the player cannot control the character while it is on the link
		2683	map.
2362		2684
2363	Will never block.	2685	Will never block.
2364		2686
2365	=item $player_object->leave_link ($map, $x, $y)	2687	=item $player_object->leave_link ($map, $x, $y)
2366		2688
…		…
2386	sub cf::object::player::enter_link {	2708	sub cf::object::player::enter_link {
2387	my ($self) = @_;	2709	my ($self) = @_;
2388		2710
2389	$self->deactivate_recursive;	2711	$self->deactivate_recursive;
2390		2712
		2713	++$self->{_link_recursion};
		2714
2391	return if UNIVERSAL::isa $self->map, "ext::map_link";	2715	return if UNIVERSAL::isa $self->map, "ext::map_link";
2392		2716
2393	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2394	if $self->map && $self->map->{path} ne "{link}";	2718	if $self->map && $self->map->{path} ne "{link}";
2395		2719
2396	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2720	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2397	}	2721	}
2398		2722
2399	sub cf::object::player::leave_link {	2723	sub cf::object::player::leave_link {
2400	my ($self, $map, $x, $y) = @_;	2724	my ($self, $map, $x, $y) = @_;
2401		2725
…		…
2418	($x, $y) = (-1, -1)	2742	($x, $y) = (-1, -1)
2419	unless (defined $x) && (defined $y);	2743	unless (defined $x) && (defined $y);
2420		2744
2421	# use -1 or undef as default coordinates, not 0, 0	2745	# use -1 or undef as default coordinates, not 0, 0
2422	($x, $y) = ($map->enter_x, $map->enter_y)	2746	($x, $y) = ($map->enter_x, $map->enter_y)
2423	if $x <=0 && $y <= 0;	2747	if $x <= 0 && $y <= 0;
2424		2748
2425	$map->load;	2749	$map->load;
2426	$map->load_neighbours;
2427		2750
2428	return unless $self->contr->active;	2751	return unless $self->contr->active;
2429	$self->activate_recursive;
2430		2752
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2753	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2754	if ($self->enter_map ($map, $x, $y)) {
2433	}	2755	# entering was successful
		2756	delete $self->{_link_recursion};
		2757	# only activate afterwards, to support waiting in hooks
		2758	$self->activate_recursive;
		2759	}
2434		2760
		2761	}
		2762
2435	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2763	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2436		2764
2437	Moves the player to the given map-path and coordinates by first freezing	2765	Moves the player to the given map-path and coordinates by first freezing
2438	her, loading and preparing them map, calling the provided $check callback	2766	her, loading and preparing them map, calling the provided $check callback
2439	that has to return the map if sucecssful, and then unfreezes the player on	2767	that has to return the map if sucecssful, and then unfreezes the player on
2440	the new (success) or old (failed) map position. In either case, $done will	2768	the new (success) or old (failed) map position. In either case, $done will
2441	be called at the end of this process.	2769	be called at the end of this process.
2442		2770
		2771	Note that $check will be called with a potentially non-loaded map, so if
		2772	it needs a loaded map it has to call C<< ->load >>.
		2773
2443	=cut	2774	=cut
2444		2775
2445	our $GOTOGEN;	2776	our $GOTOGEN;
2446		2777
2447	sub cf::object::player::goto {	2778	sub cf::object::player::goto {
2448	my ($self, $path, $x, $y, $check, $done) = @_;	2779	my ($self, $path, $x, $y, $check, $done) = @_;
2449		2780
		2781	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2782	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2783	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2784	($path, $x, $y) = @$EMERGENCY_POSITION;
		2785	}
		2786
2450	# do generation counting so two concurrent goto's will be executed in-order	2787	# do generation counting so two concurrent goto's will be executed in-order
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2788	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2789
2453	$self->enter_link;	2790	$self->enter_link;
2454		2791
2455	(async {	2792	(async {
		2793	$Coro::current->{desc} = "player::goto $path $x $y";
		2794
2456	# *tag paths override both path and x|y	2795	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2796	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2797	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2798	my $ob = $obs[rand @obs];
2460		2799
…		…
2471	($path, $x, $y) = (undef, undef, undef);	2810	($path, $x, $y) = (undef, undef, undef);
2472	}	2811	}
2473	}	2812	}
2474		2813
2475	my $map = eval {	2814	my $map = eval {
2476	my $map = defined $path ? cf::map::find $path : undef;	2815	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2477		2816
2478	if ($map) {	2817	if ($map) {
2479	$map = $map->customise_for ($self);	2818	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2819	$map = $check->($map, $x, $y, $self) if $check && $map;
2481	} else {	2820	} else {
2482	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2821	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2822	}
2484		2823
2485	$map	2824	$map
…		…
2493	if ($gen == $self->{_goto_generation}) {	2832	if ($gen == $self->{_goto_generation}) {
2494	delete $self->{_goto_generation};	2833	delete $self->{_goto_generation};
2495	$self->leave_link ($map, $x, $y);	2834	$self->leave_link ($map, $x, $y);
2496	}	2835	}
2497		2836
2498	$done->() if $done;	2837	$done->($self) if $done;
2499	})->prio (1);	2838	})->prio (1);
2500	}	2839	}
2501		2840
2502	=item $player_object->enter_exit ($exit_object)	2841	=item $player_object->enter_exit ($exit_object)
2503		2842
…		…
2523	}	2862	}
2524		2863
2525	sub prepare_random_map {	2864	sub prepare_random_map {
2526	my ($exit) = @_;	2865	my ($exit) = @_;
2527		2866
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2867	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2868	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2869	# that depends on the exit object
2533		2870
2534	my $rmp = parse_random_map_params $exit->msg;	2871	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2873	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2874	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2875	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2876	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2877	$rmp->{origin_y} = $exit->y;
		2878
		2879	$exit->map->touch;
2541	}	2880	}
2542		2881
2543	$rmp->{random_seed} ||= $exit->random_seed;	2882	$rmp->{random_seed} ||= $exit->random_seed;
2544		2883
2545	my $data = cf::to_json $rmp;	2884	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2885	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2886	my $meta = "$RANDOMDIR/$md5.meta";
2548		2887
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2889	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2890	undef $fh;
2552	aio_rename "$meta~", $meta;	2891	aio_rename "$meta~", $meta;
2553		2892
		2893	my $slaying = "?random/$md5";
		2894
		2895	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2896	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2897	$exit->msg (undef);
		2898	}
2556	}	2899	}
2557	}	2900	}
2558		2901
2559	sub cf::object::player::enter_exit {	2902	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2903	my ($self, $exit) = @_;
2561		2904
2562	return unless $self->type == cf::PLAYER;	2905	return unless $self->type == cf::PLAYER;
2563		2906
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2907	$self->enter_link;
2576		2908
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2909	(async {
2582	$self->deactivate_recursive; # just to be sure	2910	$Coro::current->{desc} = "enter_exit";
		2911
2583	unless (eval {	2912	unless (eval {
		2913	$self->deactivate_recursive; # just to be sure
		2914
		2915	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2916	my $x = $exit->stats->hp;
		2917	my $y = $exit->stats->sp;
		2918
		2919	# special map handling
		2920	my $slaying = $exit->slaying;
		2921
		2922	# special map handling
		2923	if ($slaying eq "/!") {
		2924	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2925
		2926	prepare_random_map $exit
		2927	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2928
		2929	$map = $exit->slaying;
		2930
		2931	} elsif ($slaying eq '!up') {
		2932	$map = $exit->map->tile_path (cf::TILE_UP);
		2933	$x = $exit->x;
		2934	$y = $exit->y;
		2935
		2936	} elsif ($slaying eq '!down') {
		2937	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2938	$x = $exit->x;
		2939	$y = $exit->y;
		2940	}
		2941
2584	$self->goto ($slaying, $hp, $sp);	2942	$self->goto ($map, $x, $y);
2585		2943
		2944	# if exit is damned, update players death & WoR home-position
		2945	$self->contr->savebed ($map, $x, $y)
		2946	if $exit->flag (cf::FLAG_DAMNED);
		2947
2586	1;	2948	1
2587	}) {	2949	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2950	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	2951	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	2952	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2953	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2954
2593	warn "ERROR in enter_exit: $@";	2955	error "ERROR in enter_exit: $@";
2594	$self->leave_link;	2956	$self->leave_link;
2595	}	2957	}
2596	})->prio (1);	2958	})->prio (1);
2597	}	2959	}
2598		2960
…		…
2610	sub cf::client::send_drawinfo {	2972	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	2973	my ($self, $text, $flags) = @_;
2612		2974
2613	utf8::encode $text;	2975	utf8::encode $text;
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2976	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2977	}
		2978
		2979	=item $client->send_big_packet ($pkt)
		2980
		2981	Like C<send_packet>, but tries to compress large packets, and fragments
		2982	them as required.
		2983
		2984	=cut
		2985
		2986	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2987
		2988	sub cf::client::send_big_packet {
		2989	my ($self, $pkt) = @_;
		2990
		2991	# try lzf for large packets
		2992	$pkt = "lzf " . Compress::LZF::compress $pkt
		2993	if 1024 <= length $pkt and $self->{can_lzf};
		2994
		2995	# split very large packets
		2996	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2997	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2998	$pkt = "frag";
		2999	}
		3000
		3001	$self->send_packet ($pkt);
2615	}	3002	}
2616		3003
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	3004	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		3005
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	3006	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	3008	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	3009	the message unless the client supports the msg packet.
2623		3010
2624	=cut	3011	=cut
2625		3012
		3013	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	3014	our %CHANNEL = (
		3015	"c/motd" => {
		3016	id => "infobox",
		3017	title => "MOTD",
		3018	reply => undef,
		3019	tooltip => "The message of the day",
		3020	},
2627	"c/identify" => {	3021	"c/identify" => {
2628	id => "identify",	3022	id => "infobox",
2629	title => "Identify",	3023	title => "Identify",
2630	reply => undef,	3024	reply => undef,
2631	tooltip => "Items recently identified",	3025	tooltip => "Items recently identified",
2632	},	3026	},
2633	"c/examine" => {	3027	"c/examine" => {
2634	id => "examine",	3028	id => "infobox",
2635	title => "Examine",	3029	title => "Examine",
2636	reply => undef,	3030	reply => undef,
2637	tooltip => "Signs and other items you examined",	3031	tooltip => "Signs and other items you examined",
2638	},	3032	},
		3033	"c/shopinfo" => {
		3034	id => "infobox",
		3035	title => "Shop Info",
		3036	reply => undef,
		3037	tooltip => "What your bargaining skill tells you about the shop",
		3038	},
		3039	"c/book" => {
		3040	id => "infobox",
		3041	title => "Book",
		3042	reply => undef,
		3043	tooltip => "The contents of a note or book",
		3044	},
		3045	"c/lookat" => {
		3046	id => "infobox",
		3047	title => "Look",
		3048	reply => undef,
		3049	tooltip => "What you saw there",
		3050	},
		3051	"c/who" => {
		3052	id => "infobox",
		3053	title => "Players",
		3054	reply => undef,
		3055	tooltip => "Shows players who are currently online",
		3056	},
		3057	"c/body" => {
		3058	id => "infobox",
		3059	title => "Body Parts",
		3060	reply => undef,
		3061	tooltip => "Shows which body parts you posess and are available",
		3062	},
		3063	"c/statistics" => {
		3064	id => "infobox",
		3065	title => "Statistics",
		3066	reply => undef,
		3067	tooltip => "Shows your primary statistics",
		3068	},
		3069	"c/skills" => {
		3070	id => "infobox",
		3071	title => "Skills",
		3072	reply => undef,
		3073	tooltip => "Shows your experience per skill and item power",
		3074	},
		3075	"c/shopitems" => {
		3076	id => "infobox",
		3077	title => "Shop Items",
		3078	reply => undef,
		3079	tooltip => "Shows the items currently for sale in this shop",
		3080	},
		3081	"c/resistances" => {
		3082	id => "infobox",
		3083	title => "Resistances",
		3084	reply => undef,
		3085	tooltip => "Shows your resistances",
		3086	},
		3087	"c/pets" => {
		3088	id => "infobox",
		3089	title => "Pets",
		3090	reply => undef,
		3091	tooltip => "Shows information abotu your pets/a specific pet",
		3092	},
		3093	"c/perceiveself" => {
		3094	id => "infobox",
		3095	title => "Perceive Self",
		3096	reply => undef,
		3097	tooltip => "You gained detailed knowledge about yourself",
		3098	},
		3099	"c/uptime" => {
		3100	id => "infobox",
		3101	title => "Uptime",
		3102	reply => undef,
		3103	tooltip => "How long the server has been running since last restart",
		3104	},
		3105	"c/mapinfo" => {
		3106	id => "infobox",
		3107	title => "Map Info",
		3108	reply => undef,
		3109	tooltip => "Information related to the maps",
		3110	},
		3111	"c/party" => {
		3112	id => "party",
		3113	title => "Party",
		3114	reply => "gsay ",
		3115	tooltip => "Messages and chat related to your party",
		3116	},
		3117	"c/death" => {
		3118	id => "death",
		3119	title => "Death",
		3120	reply => undef,
		3121	tooltip => "Reason for and more info about your most recent death",
		3122	},
		3123	"c/say" => $SAY_CHANNEL,
		3124	"c/chat" => $CHAT_CHANNEL,
2639	);	3125	);
2640		3126
2641	sub cf::client::send_msg {	3127	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	3128	my ($self, $channel, $msg, $color, @extra) = @_;
2643		3129
2644	$msg = $self->pl->expand_cfpod ($msg);	3130	$msg = $self->pl->expand_cfpod ($msg)
		3131	unless $color & cf::NDI_VERBATIM;
2645		3132
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3133	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3134
2648	# check predefined channels, for the benefit of C	3135	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3136	if ($CHANNEL{$channel}) {
		3137	$channel = $CHANNEL{$channel};
2650		3138
		3139	$self->ext_msg (channel_info => $channel);
		3140	$channel = $channel->{id};
		3141
2651	if (ref $channel) {	3142	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3143	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3144	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3145	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3146	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3147	}
2658		3148
2659	$channel = $channel->{id};	3149	$channel = $channel->{id};
2660	}	3150	}
2661		3151
2662	return unless @extra || length $msg;	3152	return unless @extra || length $msg;
2663		3153
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3154	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3155	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3156	if $color & cf::NDI_DEF;
2668		3157
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3158	my $pkt = "msg "
		3159	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3160	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3161	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		3162
2683	$color &= cf::NDI_COLOR_MASK;	3163	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	3164	}
2697		3165
2698	=item $client->ext_msg ($type, @msg)	3166	=item $client->ext_msg ($type, @msg)
2699		3167
2700	Sends an ext event to the client.	3168	Sends an ext event to the client.
…		…
2703		3171
2704	sub cf::client::ext_msg($$@) {	3172	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3173	my ($self, $type, @msg) = @_;
2706		3174
2707	if ($self->extcmd == 2) {	3175	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3176	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove	3177	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";	3178	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3179	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}	3180	}
2713	}	3181	}
2714		3182
2715	=item $client->ext_reply ($msgid, @msg)	3183	=item $client->ext_reply ($msgid, @msg)
2716		3184
…		…
2719	=cut	3187	=cut
2720		3188
2721	sub cf::client::ext_reply($$@) {	3189	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;	3190	my ($self, $id, @msg) = @_;
2723		3191
2724	if ($self->extcmd == 2) {	3192	return unless $self->extcmd == 2;
		3193
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3194	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}
2731	}	3195	}
2732		3196
2733	=item $success = $client->query ($flags, "text", \&cb)	3197	=item $success = $client->query ($flags, "text", \&cb)
2734		3198
2735	Queues a query to the client, calling the given callback with	3199	Queues a query to the client, calling the given callback with
…		…
2790	my ($ns, $buf) = @_;	3254	my ($ns, $buf) = @_;
2791		3255
2792	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3256	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2793		3257
2794	if (ref $msg) {	3258	if (ref $msg) {
2795	my ($type, $reply, @payload) =	3259	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2796	"ARRAY" eq ref $msg
2797	? @$msg
2798	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2799		3260
2800	my @reply;	3261	my @reply;
2801		3262
2802	if (my $cb = $EXTICMD{$type}) {	3263	if (my $cb = $EXTICMD{$type}) {
2803	@reply = $cb->($ns, @payload);	3264	@reply = $cb->($ns, @payload);
…		…
2805		3266
2806	$ns->ext_reply ($reply, @reply)	3267	$ns->ext_reply ($reply, @reply)
2807	if $reply;	3268	if $reply;
2808		3269
2809	} else {	3270	} else {
2810	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3271	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2811	}	3272	}
2812		3273
2813	cf::override;	3274	cf::override;
2814	},	3275	},
2815	);	3276	);
…		…
2835		3296
2836	$coro	3297	$coro
2837	}	3298	}
2838		3299
2839	cf::client->attach (	3300	cf::client->attach (
2840	on_destroy => sub {	3301	on_client_destroy => sub {
2841	my ($ns) = @_;	3302	my ($ns) = @_;
2842		3303
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3304	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3305	},
2845	);	3306	);
…		…
2861	our $safe_hole = new Safe::Hole;	3322	our $safe_hole = new Safe::Hole;
2862		3323
2863	$SIG{FPE} = 'IGNORE';	3324	$SIG{FPE} = 'IGNORE';
2864		3325
2865	$safe->permit_only (Opcode::opset qw(	3326	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3327	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3328	grepstart grepwhile mapstart mapwhile
2868	sort time	3329	sort time
2869	));	3330	));
2870		3331
2871	# here we export the classes and methods available to script code	3332	# here we export the classes and methods available to script code
…		…
2873	=pod	3334	=pod
2874		3335
2875	The following functions and methods are available within a safe environment:	3336	The following functions and methods are available within a safe environment:
2876		3337
2877	cf::object	3338	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3339	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3340	insert remove name archname title slaying race decrease split
		3341	value
2880		3342
2881	cf::object::player	3343	cf::object::player
2882	player	3344	player
2883		3345
2884	cf::player	3346	cf::player
…		…
2889		3351
2890	=cut	3352	=cut
2891		3353
2892	for (	3354	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3355	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3356	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3357	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3358	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3359	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3360	["cf::map" => qw(trigger)],
2899	) {	3361	) {
2900	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3362	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3363	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2903	for @funs;	3364	for @funs;
2904	}	3365	}
2905		3366
…		…
2920		3381
2921	my $qcode = $code;	3382	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3383	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3384	$qcode =~ s/\n/\\n/g;
2924		3385
		3386	%vars = (_dummy => 0) unless %vars;
		3387
		3388	my @res;
2925	local $_;	3389	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3390
2928	my $eval =	3391	my $eval =
2929	"do {\n"	3392	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3393	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3394	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3395	. $code
2933	. "\n}"	3396	. "\n}"
2934	;	3397	;
2935		3398
		3399	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3400	sub_generation_inc;
		3401	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3402	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3403	sub_generation_inc;
		3404	} else {
		3405	local @cf::_safe_eval_args = values %vars;
		3406	@res = wantarray ? eval eval : scalar eval $eval;
		3407	}
2939		3408
2940	if ($@) {	3409	if ($@) {
2941	warn "$@";	3410	warn "$@",
2942	warn "while executing safe code '$code'\n";	3411	"while executing safe code '$code'\n",
2943	warn "with arguments " . (join " ", %vars) . "\n";	3412	"with arguments " . (join " ", %vars) . "\n";
2944	}	3413	}
2945		3414
2946	wantarray ? @res : $res[0]	3415	wantarray ? @res : $res[0]
2947	}	3416	}
2948		3417
…		…
2962	=cut	3431	=cut
2963		3432
2964	sub register_script_function {	3433	sub register_script_function {
2965	my ($fun, $cb) = @_;	3434	my ($fun, $cb) = @_;
2966		3435
2967	no strict 'refs';	3436	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3437	*$fun = $safe_hole->wrap ($cb);
2969	}	3438	}
2970		3439
2971	=back	3440	=back
2972		3441
2973	=cut	3442	=cut
…		…
2982	# for this (global event?)	3451	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3452	%ext::player_env::MUSIC_FACE_CACHE = ();
2984		3453
2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3454	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2986		3455
2987	warn "loading facedata from $path\n";	3456	trace "loading facedata from $path\n";
2988		3457
2989	my $facedata;	3458	my $facedata = decode_storable load_file $path;
2990	0 < aio_load $path, $facedata
2991	or die "$path: $!";
2992
2993	$facedata = Coro::Storable::thaw $facedata;
2994		3459
2995	$facedata->{version} == 2	3460	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3461	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3462
2998	# patch in the exptable	3463	# patch in the exptable
		3464	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2999	$facedata->{resource}{"res/exp_table"} = {	3465	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,	3466	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3467	data => $exp_table,
		3468	hash => (Digest::MD5::md5 $exp_table),
3002	};	3469	};
3003	cf::cede_to_tick;	3470	cf::cede_to_tick;
3004		3471
3005	{	3472	{
3006	my $faces = $facedata->{faceinfo};	3473	my $faces = $facedata->{faceinfo};
3007		3474
3008	while (my ($face, $info) = each %$faces) {	3475	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3476	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3477
3010	cf::face::set_visibility $idx, $info->{visibility};	3478	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3479	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3480	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3481	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3482	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3014		3483
3015	cf::cede_to_tick;	3484	cf::cede_to_tick;
3016	}	3485	}
3017		3486
3018	while (my ($face, $info) = each %$faces) {	3487	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3488	next unless $info->{smooth};
		3489
3020	my $idx = cf::face::find $face	3490	my $idx = cf::face::find $face
3021	or next;	3491	or next;
		3492
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3493	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3494	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3495	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3496	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3497	error "smooth face '$info->{smooth}' not found for face '$face'";
3027	}	3498	}
3028		3499
3029	cf::cede_to_tick;	3500	cf::cede_to_tick;
3030	}	3501	}
3031	}	3502	}
…		…
3040		3511
3041	cf::anim::invalidate_all; # d'oh	3512	cf::anim::invalidate_all; # d'oh
3042	}	3513	}
3043		3514
3044	{	3515	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3516	my $res = $facedata->{resource};
3048		3517
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3518	while (my ($name, $info) = each %$res) {
		3519	if (defined (my $type = delete $info->{type})) {
		3520	# TODO: different hash - must free and use new index, or cache ixface data queue
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3521	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3522
3055	if ($info->{type} & 1) {	3523	cf::face::set_data $idx, 0, delete $info->{data}, delete $info->{hash};
3056	# prepend meta info	3524	cf::face::set_type $idx, $type;
3057		3525	cf::face::set_meta $idx, (keys %$info && (~$type & 1)) ? $info : undef; # any keys left are stashed into meta unless prepended
3058	my $meta = $enc->encode ({
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3526	} else {
3065	$data = $info->{data};	3527	# $RESOURCE{$name} = $info; # unused
3066	}	3528	}
3067		3529
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3530	cf::cede_to_tick;
3072	}	3531	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3532	}
		3533
		3534	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3535
3093	1	3536	1
3094	}	3537	}
3095		3538
3096	register_exticmd fx_want => sub {	3539	register_exticmd fx_want => sub {
…		…
3098		3541
3099	while (my ($k, $v) = each %$want) {	3542	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3543	$ns->fx_want ($k, $v);
3101	}	3544	}
3102	};	3545	};
		3546
		3547	sub load_resource_file($) {
		3548	my $guard = lock_acquire "load_resource_file";
		3549
		3550	my $status = load_resource_file_ $_[0];
		3551	get_slot 0.1, 100;
		3552	cf::arch::commit_load;
		3553
		3554	$status
		3555	}
3103		3556
3104	sub reload_regions {	3557	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3558	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3559	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3560	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3574	}
3122		3575
3123	sub reload_archetypes {	3576	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3577	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3578	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3579	}
3132		3580
3133	sub reload_treasures {	3581	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3582	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3583	or die "unable to load treasurelists\n";
3136	}	3584	}
3137		3585
		3586	sub reload_sound {
		3587	trace "loading sound config from $DATADIR/sound\n";
		3588
		3589	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3590
		3591	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3592	my $sound = $soundconf->{compat}[$_]
		3593	or next;
		3594
		3595	my $face = cf::face::find "sound/$sound->[1]";
		3596	cf::sound::set $sound->[0] => $face;
		3597	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3598	}
		3599
		3600	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3601	my $face = cf::face::find "sound/$v";
		3602	cf::sound::set $k => $face;
		3603	}
		3604	}
		3605
3138	sub reload_resources {	3606	sub reload_resources {
3139	warn "reloading resource files...\n";	3607	trace "reloading resource files...\n";
3140		3608
		3609	reload_exp_table;
		3610	reload_materials;
		3611	reload_facedata;
		3612	reload_sound;
		3613	reload_archetypes;
3141	reload_regions;	3614	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3615	reload_treasures;
3146		3616
3147	warn "finished reloading resource files\n";	3617	trace "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3618	}
3153		3619
3154	sub reload_config {	3620	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3621	trace "reloading config file...\n";
3156	or return;
3157		3622
3158	local $/;	3623	my $config = load_file "$CONFDIR/config";
3159	*CFG = YAML::Syck::Load <$fh>;	3624	utf8::decode $config;
		3625	*CFG = decode_yaml $config;
3160		3626
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3627	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3162		3628
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3629	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3630	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3165		3631
3166	if (exists $CFG{mlockall}) {	3632	if (exists $CFG{mlockall}) {
…		…
3170	};	3636	};
3171	warn $@ if $@;	3637	warn $@ if $@;
3172	}	3638	}
3173	}	3639	}
3174		3640
		3641	sub pidfile() {
		3642	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3643	or die "$PIDFILE: $!";
		3644	flock $fh, &Fcntl::LOCK_EX
		3645	or die "$PIDFILE: flock: $!";
		3646	$fh
		3647	}
		3648
		3649	# make sure only one server instance is running at any one time
		3650	sub atomic {
		3651	my $fh = pidfile;
		3652
		3653	my $pid = <$fh>;
		3654	kill 9, $pid if $pid > 0;
		3655
		3656	seek $fh, 0, 0;
		3657	print $fh $$;
		3658	}
		3659
		3660	sub main_loop {
		3661	trace "EV::loop starting\n";
		3662	if (1) {
		3663	EV::loop;
		3664	}
		3665	trace "EV::loop returned\n";
		3666	goto &main_loop unless $REALLY_UNLOOP;
		3667	}
		3668
3175	sub main {	3669	sub main {
		3670	cf::init_globals; # initialise logging
		3671
		3672	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3673	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3674	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3675	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3676
		3677	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3678
3176	# we must not ever block the main coroutine	3679	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3680	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3681	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3682	(async {
3180	Event::one_event;	3683	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3684	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3685	})->prio (Coro::PRIO_MAX);
3182	};	3686	};
3183		3687
		3688	evthread_start IO::AIO::poll_fileno;
		3689
		3690	cf::sync_job {
		3691	cf::incloader::init ();
		3692
		3693	cf::init_anim;
		3694	cf::init_attackmess;
		3695	cf::init_dynamic;
		3696
		3697	cf::load_settings;
		3698
		3699	reload_resources;
3184	reload_config;	3700	reload_config;
3185	db_init;	3701	db_init;
		3702
		3703	cf::init_uuid;
		3704	cf::init_signals;
		3705	cf::init_skills;
		3706
		3707	cf::init_beforeplay;
		3708
		3709	atomic;
		3710
3186	load_extensions;	3711	load_extensions;
3187		3712
3188	$TICK_WATCHER->start;	3713	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3714
		3715	# no (long-running) fork's whatsoever before this point(!)
		3716	use POSIX ();
		3717	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3718
		3719	cf::_post_init 0;
		3720	};
		3721
		3722	cf::object::thawer::errors_are_fatal 0;
		3723	info "parse errors in files are no longer fatal from this point on.\n";
		3724
		3725	AE::postpone {
		3726	undef &main; # free gobs of memory :)
		3727	};
		3728
		3729	goto &main_loop;
3190	}	3730	}
3191		3731
3192	#############################################################################	3732	#############################################################################
3193	# initialisation and cleanup	3733	# initialisation and cleanup
3194		3734
3195	# install some emergency cleanup handlers	3735	# install some emergency cleanup handlers
3196	BEGIN {	3736	BEGIN {
		3737	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3738	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3739	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3740	cf::cleanup "SIG$signal";
3205	},
3206	);	3741	};
3207	}	3742	}
3208	}	3743	}
3209		3744
3210	sub write_runtime {	3745	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3746	my $t0 = AE::time;
3212		3747
3213	# first touch the runtime file to show we are still running:	3748	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3749	# the fsync below can take a very very long time.
3215		3750
3216	IO::AIO::aio_utime $runtime, undef, undef;	3751	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3752
3218	my $guard = cf::lock_acquire "write_runtime";	3753	my $guard = cf::lock_acquire "write_runtime";
3219		3754
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3755	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	3756	or return;
3222		3757
3223	my $value = $cf::RUNTIME + 90 + 10;	3758	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3759	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3760	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3770	aio_utime $fh, undef, undef;
3236		3771
3237	close $fh	3772	close $fh
3238	or return;	3773	or return;
3239		3774
3240	aio_rename "$runtime~", $runtime	3775	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3776	and return;
3242		3777
3243	warn "runtime file written.\n";	3778	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		3779
3245	1	3780	1
		3781	}
		3782
		3783	our $uuid_lock;
		3784	our $uuid_skip;
		3785
		3786	sub write_uuid_sync($) {
		3787	$uuid_skip ||= $_[0];
		3788
		3789	return if $uuid_lock;
		3790	local $uuid_lock = 1;
		3791
		3792	my $uuid = "$LOCALDIR/uuid";
		3793
		3794	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3795	or return;
		3796
		3797	my $value = uuid_seq uuid_cur;
		3798
		3799	unless ($value) {
		3800	info "cowardly refusing to write zero uuid value!\n";
		3801	return;
		3802	}
		3803
		3804	my $value = uuid_str $value + $uuid_skip;
		3805	$uuid_skip = 0;
		3806
		3807	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3808	and return;
		3809
		3810	# always fsync - this file is important
		3811	aio_fsync $fh
		3812	and return;
		3813
		3814	close $fh
		3815	or return;
		3816
		3817	aio_rename "$uuid~", $uuid
		3818	and return;
		3819
		3820	trace "uuid file written ($value).\n";
		3821
		3822	1
		3823
		3824	}
		3825
		3826	sub write_uuid($$) {
		3827	my ($skip, $sync) = @_;
		3828
		3829	$sync ? write_uuid_sync $skip
		3830	: async { write_uuid_sync $skip };
3246	}	3831	}
3247		3832
3248	sub emergency_save() {	3833	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3834	my $freeze_guard = cf::freeze_mainloop;
3250		3835
3251	warn "enter emergency perl save\n";	3836	info "emergency_perl_save: enter\n";
		3837
		3838	# this is a trade-off: we want to be very quick here, so
		3839	# save all maps without fsync, and later call a global sync
		3840	# (which in turn might be very very slow)
		3841	local $USE_FSYNC = 0;
3252		3842
3253	cf::sync_job {	3843	cf::sync_job {
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
3254	# use a peculiar iteration method to avoid tripping on perl	3846	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3847	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3848	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3849	info "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3850	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3851	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3852	$pl->valid or next;
		3853	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3854	$pl->save;
3262	}	3855	}
3263	warn "end emergency player save\n";	3856	info "emergency_perl_save: end player save\n";
3264		3857
3265	warn "begin emergency map save\n";	3858	cf::write_runtime_sync; # external watchdog should not bark
		3859
		3860	info "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3861	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3862	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3863	$map->valid or next;
3269	$map->save;	3864	$map->save;
3270	}	3865	}
3271	warn "end emergency map save\n";	3866	info "emergency_perl_save: end map save\n";
3272		3867
3273	warn "begin emergency database checkpoint\n";	3868	cf::write_runtime_sync; # external watchdog should not bark
		3869
		3870	info "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3871	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3872	info "emergency_perl_save: end database checkpoint\n";
		3873
		3874	info "emergency_perl_save: begin write uuid\n";
		3875	write_uuid_sync 1;
		3876	info "emergency_perl_save: end write uuid\n";
		3877
		3878	cf::write_runtime_sync; # external watchdog should not bark
		3879
		3880	trace "emergency_perl_save: syncing database to disk";
		3881	BDB::db_env_txn_checkpoint $DB_ENV;
		3882
		3883	info "emergency_perl_save: starting sync\n";
		3884	IO::AIO::aio_sync sub {
		3885	info "emergency_perl_save: finished sync\n";
		3886	};
		3887
		3888	cf::write_runtime_sync; # external watchdog should not bark
		3889
		3890	trace "emergency_perl_save: flushing outstanding aio requests";
		3891	while (IO::AIO::nreqs || BDB::nreqs) {
		3892	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3893	}
		3894
		3895	cf::write_runtime_sync; # external watchdog should not bark
3276	};	3896	};
3277		3897
3278	warn "leave emergency perl save\n";	3898	info "emergency_perl_save: leave\n";
3279	}	3899	}
3280		3900
3281	sub post_cleanup {	3901	sub post_cleanup {
3282	my ($make_core) = @_;	3902	my ($make_core) = @_;
3283		3903
		3904	IO::AIO::flush;
		3905
3284	warn Carp::longmess "post_cleanup backtrace"	3906	error Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3907	if $make_core;
		3908
		3909	my $fh = pidfile;
		3910	unlink $PIDFILE if <$fh> == $$;
		3911	}
		3912
		3913	# a safer delete_package, copied from Symbol
		3914	sub clear_package($) {
		3915	my $pkg = shift;
		3916
		3917	# expand to full symbol table name if needed
		3918	unless ($pkg =~ /^main::.*::$/) {
		3919	$pkg = "main$pkg" if $pkg =~ /^::/;
		3920	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3921	$pkg .= '::' unless $pkg =~ /::$/;
		3922	}
		3923
		3924	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3925	my $stem_symtab = *{$stem}{HASH};
		3926
		3927	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3928	or return;
		3929
		3930	# clear all symbols
		3931	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3932	for my $name (keys %$leaf_symtab) {
		3933	_gv_clear *{"$pkg$name"};
		3934	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3935	}
3286	}	3936	}
3287		3937
3288	sub do_reload_perl() {	3938	sub do_reload_perl() {
3289	# can/must only be called in main	3939	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3940	unless (in_main) {
3291	warn "can only reload from main coroutine";	3941	error "can only reload from main coroutine";
3292	return;	3942	return;
3293	}	3943	}
3294		3944
3295	warn "reloading...";	3945	return if $RELOAD++;
3296		3946
3297	warn "entering sync_job";	3947	my $t1 = AE::time;
3298		3948
		3949	while ($RELOAD) {
		3950	cf::get_slot 0.1, -1, "reload_perl";
		3951	info "perl_reload: reloading...";
		3952
		3953	trace "perl_reload: entering sync_job";
		3954
3299	cf::sync_job {	3955	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark
3301	cf::emergency_save;	3956	#cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark
3303		3957
3304	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;
3306
3307	# if anything goes wrong in here, we should simply crash as we already saved
3308
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;
3320	warn "iterate...";
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";	3958	trace "perl_reload: cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;	3959	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();	3960	%EXT_CORO = ();
3328		3961
3329	warn "removing commands";	3962	trace "perl_reload: removing commands";
3330	%COMMAND = ();	3963	%COMMAND = ();
3331		3964
3332	warn "removing ext/exti commands";	3965	trace "perl_reload: removing ext/exti commands";
3333	%EXTCMD = ();	3966	%EXTCMD = ();
3334	%EXTICMD = ();	3967	%EXTICMD = ();
3335		3968
3336	warn "unloading/nuking all extensions";	3969	trace "perl_reload: unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {	3970	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";	3971	trace "... unloading $pkg";
3339		3972
3340	if (my $cb = $pkg->can ("unload")) {	3973	if (my $cb = $pkg->can ("unload")) {
3341	eval {	3974	eval {
3342	$cb->($pkg);	3975	$cb->($pkg);
3343	1	3976	1
3344	} or warn "$pkg unloaded, but with errors: $@";	3977	} or error "$pkg unloaded, but with errors: $@";
		3978	}
		3979
		3980	trace "... clearing $pkg";
		3981	clear_package $pkg;
3345	}	3982	}
3346		3983
3347	warn "... nuking $pkg";
3348	Symbol::delete_package $pkg;
3349	}
3350
3351	warn "unloading all perl modules loaded from $LIBDIR";	3984	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3352	while (my ($k, $v) = each %INC) {	3985	while (my ($k, $v) = each %INC) {
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3986	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3987
3355	warn "... unloading $k";	3988	trace "... unloading $k";
3356	delete $INC{$k};	3989	delete $INC{$k};
3357		3990
3358	$k =~ s/\.pm$//;	3991	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;	3992	$k =~ s/\//::/g;
3360		3993
3361	if (my $cb = $k->can ("unload_module")) {	3994	if (my $cb = $k->can ("unload_module")) {
3362	$cb->();	3995	$cb->();
		3996	}
		3997
		3998	clear_package $k;
3363	}	3999	}
3364		4000
3365	Symbol::delete_package $k;
3366	}
3367
3368	warn "getting rid of safe::, as good as possible";	4001	trace "perl_reload: getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	4002	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4003	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		4004
3372	warn "unloading cf.pm \"a bit\"";	4005	trace "perl_reload: unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	4006	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	4007	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		4008
3376	# don't, removes xs symbols, too,	4009	# don't, removes xs symbols, too,
3377	# and global variables created in xs	4010	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	4011	#clear_package __PACKAGE__;
3379		4012
3380	warn "unload completed, starting to reload now";	4013	info "perl_reload: unload completed, starting to reload now";
3381		4014
3382	warn "reloading cf.pm";	4015	trace "perl_reload: reloading cf.pm";
3383	require cf;	4016	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4017	cf::_connect_to_perl_1;
3385		4018
3386	warn "loading config and database again";	4019	trace "perl_reload: loading config and database again";
3387	cf::reload_config;	4020	cf::reload_config;
3388		4021
3389	warn "loading extensions";	4022	trace "perl_reload: loading extensions";
3390	cf::load_extensions;	4023	cf::load_extensions;
3391		4024
		4025	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	4026	trace "perl_reload: reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	4027	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	4028	trace "perl_reload: reattaching attachments to maps";
3395	reattach $_ for values %MAP;	4029	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	4030	trace "perl_reload: reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	4031	reattach $_ for values %PLAYER;
		4032	}
3398		4033
3399	warn "leaving sync_job";	4034	cf::_post_init 1;
3400		4035
		4036	trace "perl_reload: leaving sync_job";
		4037
3401	1	4038	1
3402	} or do {	4039	} or do {
3403	warn $@;	4040	error $@;
3404	warn "error while reloading, exiting.";	4041	cf::cleanup "perl_reload: error, exiting.";
3405	exit 1;	4042	};
		4043
		4044	--$RELOAD;
3406	};	4045	}
3407		4046
3408	warn "reloaded";	4047	$t1 = AE::time - $t1;
		4048	info "perl_reload: completed in ${t1}s\n";
3409	};	4049	};
3410		4050
3411	our $RELOAD_WATCHER; # used only during reload	4051	our $RELOAD_WATCHER; # used only during reload
3412		4052
3413	sub reload_perl() {	4053	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	4054	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	4055	# coro crashes during coro_state_free->destroy here.
3416		4056
3417	$RELOAD_WATCHER ||= Event->timer (	4057	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	4058	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	4059
3420	data => WF_AUTOCANCEL,	4060	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	4061	do_reload_perl;
3423	undef $RELOAD_WATCHER;	4062	undef $RELOAD_WATCHER;
3424	},	4063	};
3425	);	4064	};
3426	}	4065	}
3427		4066
3428	register_command "reload" => sub {	4067	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	4068	my ($who, $arg) = @_;
3430		4069
3431	if ($who->flag (FLAG_WIZ)) {	4070	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	4071	$who->message ("reloading server.");
		4072	async {
		4073	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	4074	reload_perl;
		4075	};
3434	}	4076	}
3435	};	4077	};
3436		4078
3437	unshift @INC, $LIBDIR;	4079	#############################################################################
3438		4080
3439	my $bug_warning = 0;	4081	my $bug_warning = 0;
3440		4082
3441	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;
3443
3444	sub wait_for_tick {	4083	sub wait_for_tick() {
3445	return unless $TICK_WATCHER->is_active;	4084	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3446	return if $Coro::current == $Coro::main;
3447		4085
3448	my $signal = new Coro::Signal;	4086	$WAIT_FOR_TICK->wait;
3449	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;
3451	}	4087	}
3452		4088
3453	sub wait_for_tick_begin {	4089	sub wait_for_tick_begin() {
3454	return unless $TICK_WATCHER->is_active;	4090	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3455	return if $Coro::current == $Coro::main;
3456		4091
3457	my $signal = new Coro::Signal;	4092	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	4093	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	4094	$signal->wait;
3460	}	4095	}
3461		4096
3462	$TICK_WATCHER = Event->timer (	4097	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	4098	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4099	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	4100	unless ++$bug_warning > 10;
3472	return;	4101	return;
3473	}	4102	}
3474		4103
3475	$NOW = $tick_start = Event::time;	4104	cf::one_tick; # one server iteration
3476		4105
3477	cf::server_tick; # one server iteration	4106	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3478		4107
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4108	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	4109	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	4110	Coro::async_pool {
		4111	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	4112	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	4113	or error "ERROR: unable to write runtime file: $!";
3487	};
3488	}	4114	};
		4115	}
3489		4116
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4117	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	4118	$sig->send;
3492	}	4119	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	4120	$WAIT_FOR_TICK->broadcast;
3494	$sig->send;
3495	}
3496		4121
3497	$NOW = Event::time;	4122	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		4124
3508	_post_tick;	4125	if (0) {
		4126	if ($NEXT_TICK) {
		4127	my $jitter = $TICK_START - $NEXT_TICK;
		4128	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4129	debug "jitter $JITTER\n";#d#
		4130	}
3509	},	4131	}
3510	);	4132	}
3511		4133
3512	{	4134	{
		4135	# configure BDB
		4136
3513	BDB::min_parallel 8;	4137	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4138	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4139	#$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		4140
3539	unless ($DB_ENV) {	4141	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4142	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4143	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	4144	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4145	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4146	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4147	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4148
3546	cf::sync_job {	4149	cf::sync_job {
3547	eval {	4150	eval {
…		…
3557		4160
3558	cf::cleanup "db_env_open(db): $@" if $@;	4161	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4162	};
3560	}	4163	}
3561		4164
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	4165	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4166	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	4167	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	4168	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4169	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	4170	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	4171	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4172	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	4173	};
3592	}	4174	}
3593		4175
3594	{	4176	{
		4177	# configure IO::AIO
		4178
3595	IO::AIO::min_parallel 8;	4179	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	4180	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	4181	undef $AnyEvent::AIO::WATCHER;
3600	reentrant => 0,
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	4182	}
3608		4183
3609	my $_log_backtrace;	4184	our $_log_backtrace;
		4185	our $_log_backtrace_last;
3610		4186
3611	sub _log_backtrace {	4187	sub _log_backtrace {
3612	my ($msg, @addr) = @_;	4188	my ($msg, @addr) = @_;
3613		4189
3614	$msg =~ s/\n//;	4190	$msg =~ s/\n$//;
3615		4191
		4192	if ($_log_backtrace_last eq $msg) {
		4193	LOG llevInfo, "[ABT] $msg\n";
		4194	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3616	# limit the # of concurrent backtraces	4195	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	4196	} elsif ($_log_backtrace < 2) {
		4197	$_log_backtrace_last = $msg;
3618	++$_log_backtrace;	4198	++$_log_backtrace;
		4199	my $perl_bt = Carp::longmess $msg;
3619	async {	4200	async {
		4201	$Coro::current->{desc} = "abt $msg";
		4202
3620	my @bt = fork_call {	4203	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	4204	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	4207	or die "addr2line: $!";
…		…
3632	}	4215	}
3633		4216
3634	@funcs	4217	@funcs
3635	};	4218	};
3636		4219
3637	LOG llevInfo, "[ABT] $msg\n";	4220	LOG llevInfo, "[ABT] $perl_bt\n";
		4221	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	4222	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	4223	--$_log_backtrace;
3640	};	4224	};
3641	} else {	4225	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	4226	LOG llevInfo, "[ABT] $msg\n";
3643	LOG llevInfo, "[ABT] [suppressed]\n";	4227	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3644	}	4228	}
3645	}	4229	}
3646		4230
3647	# load additional modules	4231	# load additional modules
3648	use cf::pod;	4232	require "cf/$_.pm" for @EXTRA_MODULES;
		4233	cf::_connect_to_perl_2;
3649		4234
3650	END { cf::emergency_save }	4235	END { cf::emergency_save }
3651		4236
3652	1	4237	1
3653		4238

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