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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.366 by root, Tue Sep 11 16:05:35 2007 UTC vs.
Revision 1.572 by root, Sun May 8 11:44:43 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
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;	126	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	129	our $DB_ENV;
88		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
89	our %CFG;	133	our %CFG;
90		134
91	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
		138	our $NOW;
93		139
94	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
97		143
98	# 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 ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		146
101	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)
102	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
103	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 $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
104		159
105	binmode STDOUT;	160	binmode STDOUT;
106	binmode STDERR;	161	binmode STDERR;
107		162
108	# read virtual server time, if available	163	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
113	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
114		171
115	mkdir $_	172	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		174
118	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
119		176
120	sub cf::map::normalise;	177	sub cf::map::normalise;
121		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
122	#############################################################################	183	#############################################################################
123		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
124	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
125		197
126	=over 4	198	=over 4
127		199
128	=item $cf::UPTIME	200	=item $cf::UPTIME
129		201
130	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.
131		218
132	=item $cf::RUNTIME	219	=item $cf::RUNTIME
133		220
134	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
135	every server tick.	222	every server tick.
…		…
141	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
142	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
143	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
144	database environment.	231	database environment.
145		232
146	=item $cf::NOW
147
148	The time of the last (current) server tick.
149
150	=item $cf::TICK
151
152	The interval between server ticks, in seconds.
153
154	=item $cf::LOADAVG	233	=item $cf::LOADAVG
155		234
156	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
157	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
158	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
161		240
162	The raw value load value from the last tick.	241	The raw value load value from the last tick.
163		242
164	=item %cf::CFG	243	=item %cf::CFG
165		244
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	246	from wherever your confdir points to.
168		247
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		249
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$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
175	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
176		272
177	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
178	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
179	that call.	275	that call.
180		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
181	=back	283	=back
182		284
183	=cut	285	=cut
184		286
185	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
186	*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 {
187	my $msg = join "", @_;	294	my $msg = join "", @_;
188		295
189	$msg .= "\n"	296	$msg .= "\n"
190	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
191		298
192	$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;
193		300
194	LOG llevError, $msg;	301	LOG llevWarn, $msg;
195	};	302	};
196	}	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	};
197		317
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	328	for my $pkg (qw(
209	cf::global cf::attachable	329	cf::global cf::attachable
210	cf::object cf::object::player	330	cf::object cf::object::player
211	cf::client cf::player	331	cf::client cf::player
212	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
213	cf::map cf::party cf::region	334	cf::party cf::region
214	)) {	335	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	337	}
218		338
219	$Event::DIED = sub {	339	$EV::DIED = sub {
220	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
221	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
222		347
223	#############################################################################	348	#############################################################################
224		349
225	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
226		351
…		…
247	$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;
248	$d	373	$d
249	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
250	}	375	}
251		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
252	=item $ref = cf::from_json $json	391	=item $ref = cf::decode_json $json
253		392
254	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
255		394
256	=item $json = cf::to_json $ref	395	=item $json = cf::encode_json $ref
257		396
258	Converts a perl data structure into its JSON representation.	397	Converts a perl data structure into its JSON representation.
259		398
260	=cut	399	=cut
261		400
262	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
263		402
264	sub to_json ($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
265	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	}
266		467
267	=item cf::lock_wait $string	468	=item cf::lock_wait $string
268		469
269	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
270		471
271	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
272		473
273	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
274	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,
275	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
276	returned.	477	returned.
277		478
278	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
279	deadlocked coro.	480	deadlocked coro.
…		…
285		486
286	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.
287		488
288	=cut	489	=cut
289		490
290	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		492
293	sub lock_wait($) {	493	sub lock_wait($) {
294	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	495	}
307		496
308	sub lock_acquire($) {	497	sub lock_acquire($) {
309	my ($key) = @_;	498	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	499	}
323		500
324	sub lock_active($) {	501	sub lock_active($) {
325	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	503	}
329		504
330	sub freeze_mainloop {	505	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
332		507
333	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	509	}
335	};	510
336	$TICK_WATCHER->stop;	511	=item cf::periodic $interval, $cb
337	$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
338	}	524	}
339		525
340	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
341		527
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
343	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
344	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$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.
345		535
346	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
347	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
348		538
349	Useful for short background jobs.	539	Useful for short background jobs.
350		540
351	=cut	541	=cut
352		542
353	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
355		546
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
		549	$Coro::current->desc ("timeslot manager");
		550
358	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
359		553
360	while () {	554	while () {
361	next_job:	555	next_job:
		556
362	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	558
364	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	563	$job->[2]->send;
368	Coro::cede;	564	Coro::cede;
369	goto next_job;	565	goto next_job;
370	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	568	}
372	}	569	}
373		570
374	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
375	# 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
376	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
377	$signal->wait;
378	} else {	574	} else {
		575	$busy = 0;
379	Coro::schedule;	576	Coro::schedule;
380	}	577	}
381	}	578	}
382	};	579	};
383		580
384	sub get_slot($;$$) {	581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
385	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
386		585
387	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
388	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
389		589
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
403		603
404	BEGIN { *async = \&Coro::async_pool }	604	BEGIN { *async = \&Coro::async_pool }
405		605
406	=item cf::sync_job { BLOCK }	606	=item cf::sync_job { BLOCK }
407		607
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	608	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	609	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	610	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	611	acceptable.
412		612
413	If it must be done, put the blocking parts into C<sync_job>. This will run	613	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	614	the given BLOCK in another coroutine while waiting for the result. The
…		…
418	=cut	618	=cut
419		619
420	sub sync_job(&) {	620	sub sync_job(&) {
421	my ($job) = @_;	621	my ($job) = @_;
422		622
423	if ($Coro::current == $Coro::main) {	623	if (in_main) {
424	my $time = Event::time;	624	my $time = AE::time;
425		625
426	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
428		628
429	# TODO: use suspend/resume instead	629	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	630
431	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
432		632
433	my $busy = 1;	633	my $busy = 1;
434	my @res;	634	my @res;
435		635
436	(async {	636	(async {
		637	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	638	@res = eval { $job->() };
438	warn $@ if $@;	639	error $@ if $@;
439	undef $busy;	640	undef $busy;
440	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
441		642
442	while ($busy) {	643	while ($busy) {
443	Coro::cede or Event::one_event;	644	if (Coro::nready) {
		645	Coro::cede_notself;
		646	} else {
		647	EV::loop EV::LOOP_ONESHOT;
444	}	648	}
		649	}
445		650
446	$time = Event::time - $time;	651	my $time = AE::time - $time;
447		652
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
452		654
453	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
454	} else {	656	} else {
455	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
456		658
…		…
476	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
477		679
478	$coro	680	$coro
479	}	681	}
480		682
481	=item fork_call { }, $args	683	=item fork_call { }, @args
482		684
483	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	688	never block itself or use any form of event handling.
487		689
488	=cut	690	=cut
		691
		692	sub post_fork {
		693	reset_signals;
		694	}
489		695
490	sub fork_call(&@) {	696	sub fork_call(&@) {
491	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
492		698
493	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
494	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
495	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
496		702
497	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
498	reset_signals;	704	cf::post_fork;
499	&$cb	705	&$cb
500	}, @args;	706	} @args;
501		707
502	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
503	}	747	}
504		748
505	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
506		750
507	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
517	within each server.	761	within each server.
518		762
519	=cut	763	=cut
520		764
521	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
522	my ($name) = @_;	769	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
524		771
525	eval {	772	eval {
526	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
536	}	783	}
537		784
538	our $DB;	785	our $DB;
539		786
540	sub db_init {	787	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	788	$DB ||= db_table "db";
543	};
544	}	789	}
545		790
546	sub db_get($$) {	791	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
548		793
549	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
550	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
551		798
552	$! ? ()	799	$! ? ()
553	: $data	800	: $data
554	}
555	}	801	}
556		802
557	sub db_put($$$) {	803	sub db_put($$$) {
558	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
587		833
588	my @data;	834	my @data;
589	my $md5;	835	my $md5;
590		836
591	for (0 .. $#$src) {	837	for (0 .. $#$src) {
592	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
593	or Carp::croak "$src->[$_]: $!";
594	}	839	}
595		840
596	# if processing is expensive, check	841	# if processing is expensive, check
597	# checksum first	842	# checksum first
598	if (1) {	843	if (1) {
…		…
615		860
616	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
617	my $data = $process->(\@data);	862	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
619		864
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		866
622	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
625		870
…		…
635		880
636	=cut	881	=cut
637		882
638	sub datalog($@) {	883	sub datalog($@) {
639	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	886	}
642		887
643	=back	888	=back
644		889
645	=cut	890	=cut
646		891
647	#############################################################################	892	#############################################################################
648		893
649	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
650		895
651	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
652	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")
653	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
654		899
655	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>
656	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
657	Crossfire TRT).	902	Deliantra).
658		903
659	=over 4	904	=over 4
660		905
661	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
662		907
…		…
706	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
707		952
708	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
710		955
711	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
712	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.
713		958
714	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
715		960
716	=over 4	961	=over 4
…		…
840		1085
841	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		1088
844	} elsif (ref $type) {	1089	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
846		1091
847	} else {	1092	} else {
848	shift @arg;	1093	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
850	}	1095	}
851	}	1096	}
852	}	1097	}
853		1098
854	sub _object_attach {	1099	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
865	}	1110	}
866		1111
867	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
868	} else {	1113	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1115	}
871		1116
872	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
873	}	1118	}
874		1119
…		…
933		1178
934	for (@$callbacks) {	1179	for (@$callbacks) {
935	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
936		1181
937	if ($@) {	1182	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1184	override;
941	}	1185	}
942		1186
943	return 1 if $override;	1187	return 1 if $override;
944	}	1188	}
945		1189
946	0	1190	0
947	}	1191	}
948		1192
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1194
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1196
953	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
954		1198
…		…
960		1204
961	=cut	1205	=cut
962		1206
963	#############################################################################	1207	#############################################################################
964	# object support	1208	# object support
965	#
966		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 $SLOW_MERGES;#d#
967	sub _can_merge {	1243	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1244	my ($ob1, $ob2) = @_;
969		1245
970	local $Storable::canonical = 1;	1246	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1247
974	$fob1 eq $fob2	1248	# we do the slow way here
		1249	return _object_equal $ob1, $ob2
975	}	1250	}
976		1251
977	sub reattach {	1252	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1254	my ($obj) = @_;
980		1255
		1256	# no longer needed after getting rid of delete_package?
981	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
982		1258
983	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
984		1260
985	@$registry = ();	1261	@$registry = ();
986		1262
…		…
991	for (@$attach) {	1267	for (@$attach) {
992	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
994	}	1270	}
995	} else {	1271	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1273	}
998	}	1274	}
999	}	1275	}
1000		1276
1001	cf::attachable->attach (	1277	cf::attachable->attach (
1002	prio => -1000000,	1278	prio => -1000000,
1003	on_instantiate => sub {	1279	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
1005		1281
1006	$data = from_json $data;	1282	$data = decode_json $data;
1007		1283
1008	for (@$data) {	1284	for (@$data) {
1009	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
1010		1286
1011	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1301	);
1026		1302
1027	sub object_freezer_save {	1303	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1029		1305
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1306	sync_job {
1033	if (length $$rdata) {	1307	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1037		1312
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	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	}
1042	close $fh;	1320	aio_close $fh;
1043		1321
1044	if (@$objs) {	1322	if (@$objs) {
1045	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) {
1046	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1049	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	}
1050	close $fh;	1331	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1333	}
1053	} else {	1334	} else {
1054	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1055	}	1336	}
1056		1337
1057	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1342	} else {
1059	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1060	}	1344	}
1061	} else {	1345	} else {
1062	aio_unlink $filename;	1346	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1064	}	1348	}
1065	};	1349	};
1066
1067	undef $guard;
1068	}	1350	}
1069		1351
1070	sub object_freezer_as_string {	1352	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1353	my ($rdata, $objs) = @_;
1072		1354
…		…
1077		1359
1078	sub object_thawer_load {	1360	sub object_thawer_load {
1079	my ($filename) = @_;	1361	my ($filename) = @_;
1080		1362
1081	my ($data, $av);	1363	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1364
1085	(aio_load $filename, $data) >= 0	1365	(aio_load $filename, $data) >= 0
1086	or return;	1366	or return;
1087		1367
1088	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1370	or return;
1091		1371
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1094	}	1374	}
1095		1375
1096	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1099		1380
1100	($data, $av)	1381	($data, $av)
1101	}	1382	}
1102		1383
1103	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1159	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1160		1441
1161	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1162	}	1443	}
1163		1444
		1445	use File::Glob ();
		1446
1164	cf::player->attach (	1447	cf::player->attach (
1165	on_command => sub {	1448	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1167		1450
1168	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1169	or return;	1452	or return;
1170		1453
…		…
1193		1476
1194	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1195	if $reply;	1478	if $reply;
1196		1479
1197	} else {	1480	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1482	}
1200		1483
1201	cf::override;	1484	cf::override;
1202	},	1485	},
1203	);	1486	);
1204		1487
		1488	# "readahead" all extensions
		1489	sub cache_extensions {
		1490	my $grp = IO::AIO::aio_group;
		1491
		1492	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1493	for (grep /\.ext$/, @{$_[0]}) {
		1494	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1495	}
		1496	};
		1497
		1498	$grp
		1499	}
		1500
1205	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1206	cf::sync_job {	1504	cf::sync_job {
1207	my %todo;	1505	my %todo;
1208		1506
1209	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1508	next unless -r $path;
…		…
1228		1526
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1529
1232	$ext{source} =	1530	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1235	. $source	1533	. $source
1236	. "\n};\n1";	1534	. "\n};\n1";
1237		1535
1238	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1239	}	1537	}
1240		1538
		1539	my $pass = 0;
1241	my %done;	1540	my %done;
1242	while (%todo) {	1541	while (%todo) {
1243	my $progress;	1542	my $progress;
1244		1543
		1544	++$pass;
		1545
		1546	ext:
1245	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1549	next ext
1248	unless exists $done{$_};	1550	unless exists $done{$_};
1249	}	1551	}
1250		1552
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1554
1253	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1559
		1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1561	if exists $v->{meta}{mandatory};
1258	warn $msg;	1562
1259	warn "mandatory extension failed to load, exiting.\n";	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1564	delete $todo{$k};
1261	}	1565	} else {
1262		1566	$done{$k} = delete $todo{$k};
1263	warn $msg;	1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1264	}	1572	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1573	}
1270		1574
1271	skip:	1575	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1274	}	1585	}
1275	};	1586	};
1276	}	1587	}
1277		1588
1278	#############################################################################	1589	#############################################################################
1279		1590
1280	=back	1591	=back
1281		1592
1282	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1283		1594
1284	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1285		1596
1286	=cut	1597	=cut
1287		1598
1288	package cf::player;	1599	package cf::player;
1289		1600
…		…
1332		1643
1333	sub exists($) {	1644	sub exists($) {
1334	my ($login) = @_;	1645	my ($login) = @_;
1335		1646
1336	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1338	}	1649	}
1339		1650
1340	sub find($) {	1651	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1653	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1663	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1664
1354	my $f = new_from_file cf::object::thawer path $login	1665	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1666	or return;
1356		1667
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1668	my $pl = cf::player::load_pl $f
1359	or return;	1669	or return;
		1670
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1671	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1672	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1363	}	1674	}
1364	}	1675	}
1365	}	1676	}
1366		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($pl, $path) = @_;
		1681
		1682	# restore slots saved in save, below
		1683	my $slots = delete $pl->{_slots};
		1684
		1685	$pl->ob->current_weapon ($slots->[0]);
		1686	$pl->combat_ob ($slots->[1]);
		1687	$pl->ranged_ob ($slots->[2]);
		1688	},
		1689	);
		1690
1367	sub save($) {	1691	sub save($) {
1368	my ($pl) = @_;	1692	my ($pl) = @_;
1369		1693
1370	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1371		1695
…		…
1374		1698
1375	return if $pl->{deny_save};	1699	return if $pl->{deny_save};
1376		1700
1377	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
		1703
		1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1708
1380	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1710	cf::cede_to_tick;
1382	}	1711	}
1383		1712
…		…
1415	my ($pl) = @_;	1744	my ($pl) = @_;
1416		1745
1417	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1418		1747
1419	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1749	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1750
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1425	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1426		1759
1427	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1467		1800
1468	for my $login (@$dirs) {	1801	for my $login (@$dirs) {
1469	my $path = path $login;	1802	my $path = path $login;
1470		1803
1471	# a .pst is a dead give-away for a valid player	1804	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1805	# if no pst file found, open and chekc for blocked users
		1806	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1810	}
1477		1811
…		…
1481		1815
1482	\@logins	1816	\@logins
1483	}	1817	}
1484		1818
1485	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1486		1822
1487	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1488	player. May block.	1824	player. May block.
1489		1825
1490	=cut	1826	=cut
…		…
1508	}	1844	}
1509		1845
1510	\@paths	1846	\@paths
1511	}	1847	}
1512		1848
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1850
1515	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1852
1564	=item $player->ext_reply ($msgid, @msg)	1853	=item $player->ext_reply ($msgid, @msg)
1565		1854
1566	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1567		1856
…		…
1599		1888
1600	=cut	1889	=cut
1601		1890
1602	sub find_by_path($) {	1891	sub find_by_path($) {
1603	my ($path) = @_;	1892	my ($path) = @_;
		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
1604		1895
1605	my ($match, $specificity);	1896	my ($match, $specificity);
1606		1897
1607	for my $region (list) {	1898	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1636		1927
1637	sub generate_random_map {	1928	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1640	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	1934	}
1654		1935
1655	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1656		1937
1657	Register a handler for the map path matching the given regex at the	1938	Register a handler for the map path matching the given regex at the
…		…
1662		1943
1663	sub register {	1944	sub register {
1664	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1946	my $pkg = caller;
1666		1947
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1949
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1951	}
1672		1952
1673	# also paths starting with '/'	1953	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1955
1676	sub thawer_merge {	1956	sub thawer_merge {
1677	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1678		1958
1679	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1684	}	1964	}
1685		1965
1686	sub normalise {	1966	sub normalise {
1687	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1688		1968
1689	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1690		1970
1691	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1692		1972
1693	# map plan:	1973	# map plan:
1694	#	1974	#
…		…
1709	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	1990	$path = "$base/$path";
1711	}	1991	}
1712		1992
1713	for ($path) {	1993	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1717	}	1996	}
1718		1997
1719	$path	1998	$path
…		…
1733	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1734	return $self;	2013	return $self;
1735	}	2014	}
1736	}	2015	}
1737		2016
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2018	()
1740	}	2019	}
1741		2020
		2021	# may re-bless or do other evil things
1742	sub init {	2022	sub init {
1743	my ($self) = @_;	2023	my ($self) = @_;
1744		2024
1745	$self	2025	$self
1746	}	2026	}
…		…
1765		2045
1766	# the temporary/swap location	2046	# the temporary/swap location
1767	sub save_path {	2047	sub save_path {
1768	my ($self) = @_;	2048	my ($self) = @_;
1769		2049
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1772	}	2052	}
1773		2053
1774	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1775	sub uniq_path {	2055	sub uniq_path {
1776	my ($self) = @_;	2056	my ($self) = @_;
1777		2057
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2060	}
1790		2061
1791	sub decay_objects {	2062	sub decay_objects {
1792	my ($self) = @_;	2063	my ($self) = @_;
1793		2064
…		…
1820	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1821		2092
1822	1	2093	1
1823	}	2094	}
1824		2095
		2096	# used to laod the header of an original map
1825	sub load_header_orig {	2097	sub load_header_orig {
1826	my ($self) = @_;	2098	my ($self) = @_;
1827		2099
1828	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1829	}	2101	}
1830		2102
		2103	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2104	sub load_header_temp {
1832	my ($self) = @_;	2105	my ($self) = @_;
1833		2106
1834	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1835	}	2108	}
1836		2109
		2110	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2111	sub prepare_temp {
1838	my ($self) = @_;	2112	my ($self) = @_;
1839		2113
1840	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1842	# safety	2116	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2119	}
1846		2120
		2121	# called after loading the header from an original map
1847	sub prepare_orig {	2122	sub prepare_orig {
1848	my ($self) = @_;	2123	my ($self) = @_;
1849		2124
1850	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2150
1876	sub find;	2151	sub find;
1877	sub find {	2152	sub find {
1878	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1879		2154
		2155	cf::cede_to_tick;
		2156
1880	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1881		2158
1882	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2161
1885	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1890	or return;	2164	or return;
1891		2165
1892	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1893		2167
…		…
1895	or return;	2169	or return;
1896		2170
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
1900	undef $guard1;	2175	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2176	$map->reset;
1903	return find $path;	2177	return find $path;
1904	}	2178	}
1905		2179
1906	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1907	}	2181	}
1908	}	2182	}
1909		2183
1910	sub pre_load { }	2184	sub pre_load { }
1911	sub post_load { }	2185	#sub post_load { } # XS
1912		2186
1913	sub load {	2187	sub load {
1914	my ($self) = @_;	2188	my ($self) = @_;
1915		2189
1916	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919		2193
1920	{	2194	{
1921	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1922		2196
1923	return unless $self->valid;	2197	return unless $self->valid;
1924	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1925
1926	$self->in_memory (cf::MAP_LOADING);
1927		2199
1928	$self->alloc;	2200	$self->alloc;
1929		2201
1930	$self->pre_load;	2202	$self->pre_load;
1931	cf::cede_to_tick;	2203	cf::cede_to_tick;
1932		2204
		2205	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2207	$f->skip_block;
1935	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
1936	or return;	2209	or return;
1937		2210
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
1939	if delete $self->{load_original};	2212	if delete $self->{load_original};
1940		2213
1941	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2215	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2218	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
1948	}	2222	}
1949	}	2223	}
1950	}
1951		2224
1952	$f->resolve_delayed_derefs;	2225	$f->resolve_delayed_derefs;
		2226	} else {
		2227	$self->post_load_original
		2228	if delete $self->{load_original};
		2229	}
		2230
		2231	$self->state (cf::MAP_INACTIVE);
1953		2232
1954	cf::cede_to_tick;	2233	cf::cede_to_tick;
1955	# now do the right thing for maps	2234	# now do the right thing for maps
1956	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
1960		2239
1961	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2241	$self->decay_objects;
1963	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
1964	$self->update_buttons;	2243	$self->update_buttons;
		2244	$self->post_load_physics;
1965	cf::cede_to_tick;	2245	cf::cede_to_tick;
1966	$self->set_darkness_map;	2246	#$self->activate; # no longer activate maps automatically
1967	cf::cede_to_tick;
1968	$self->activate;
1969	}	2247	}
1970		2248
1971	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2250	$self->last_access ($cf::RUNTIME);
1973
1974	$self->in_memory (cf::MAP_IN_MEMORY);
1975	}	2251	}
1976		2252
1977	$self->post_load;	2253	$self->post_load;
1978	}
1979		2254
		2255	1
		2256	}
		2257
		2258	# customize the map for a given player, i.e.
		2259	# return the _real_ map. used by e.g. per-player
		2260	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2261	sub customise_for {
1981	my ($self, $ob) = @_;	2262	my ($self, $ob) = @_;
1982		2263
1983	return find "~" . $ob->name . "/" . $self->{path}	2264	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2265	if $self->per_player;
…		…
2000	or next;	2281	or next;
2001	$neigh = find $neigh, $map	2282	$neigh = find $neigh, $map
2002	or next;	2283	or next;
2003	$neigh->load;	2284	$neigh->load;
2004		2285
		2286	# now find the diagonal neighbours
2005	push @neigh,	2287	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2288	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2289	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2290	}
2009		2291
…		…
2016	}	2298	}
2017		2299
2018	sub find_sync {	2300	sub find_sync {
2019	my ($path, $origin) = @_;	2301	my ($path, $origin) = @_;
2020		2302
2021	cf::sync_job { find $path, $origin }	2303	# it's a bug to call this from the main context
		2304	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2305	if $Coro::current == $Coro::main;
		2306
		2307	find $path, $origin
2022	}	2308	}
2023		2309
2024	sub do_load_sync {	2310	sub do_load_sync {
2025	my ($map) = @_;	2311	my ($map) = @_;
2026		2312
		2313	# it's a bug to call this from the main context
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2314	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2315	if $Coro::current == $Coro::main;
2029		2316
2030	cf::sync_job { $map->load };	2317	$map->load;
2031	}	2318	}
2032		2319
2033	our %MAP_PREFETCH;	2320	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2321	our $MAP_PREFETCHER = undef;
2035		2322
2036	sub find_async {	2323	sub find_async {
2037	my ($path, $origin, $load) = @_;	2324	my ($path, $origin, $load) = @_;
2038		2325
2039	$path = normalise $path, $origin && $origin->{path};	2326	$path = normalise $path, $origin;
2040		2327
		2328	print "find async $path (from $origin)\n";#d#
		2329
2041	if (my $map = $cf::MAP{$path}) {	2330	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2331	return $map if !$load || $map->linkable;
2043	}	2332	}
2044		2333
2045	$MAP_PREFETCH{$path} |= $load;	2334	$MAP_PREFETCH{$path} |= $load;
2046		2335
2047	$MAP_PREFETCHER ||= cf::async {	2336	$MAP_PREFETCHER ||= cf::async {
		2337	$Coro::current->{desc} = "map prefetcher";
		2338
2048	while (%MAP_PREFETCH) {	2339	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2340	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2341	if (my $map = find $k) {
2051	$map->load if $v;	2342	$map->load if $v;
2052	}	2343	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2350	$MAP_PREFETCHER->prio (6);
2060		2351
2061	()	2352	()
2062	}	2353	}
2063		2354
		2355	# common code, used by both ->save and ->swapout
2064	sub save {	2356	sub _save {
2065	my ($self) = @_;	2357	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2358
2069	$self->{last_save} = $cf::RUNTIME;	2359	$self->{last_save} = $cf::RUNTIME;
2070		2360
2071	return unless $self->dirty;	2361	return unless $self->dirty;
2072		2362
…		…
2078	return if $self->{deny_save};	2368	return if $self->{deny_save};
2079		2369
2080	local $self->{last_access} = $self->last_access;#d#	2370	local $self->{last_access} = $self->last_access;#d#
2081		2371
2082	cf::async {	2372	cf::async {
		2373	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2374	$_->contr->save for $self->players;
2084	};	2375	};
		2376
		2377	cf::get_slot 0.02;
2085		2378
2086	if ($uniq) {	2379	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2380	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2381	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2382	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2383	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2384	}
2092	}	2385	}
2093		2386
		2387	sub save {
		2388	my ($self) = @_;
		2389
		2390	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2391
		2392	$self->_save;
		2393	}
		2394
2094	sub swap_out {	2395	sub swap_out {
2095	my ($self) = @_;	2396	my ($self) = @_;
2096		2397
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2398	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2399
		2400	return if !$self->linkable;
		2401	return if $self->{deny_save};
2102	return if $self->players;	2402	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2403
		2404	# first deactivate the map and "unlink" it from the core
		2405	$self->deactivate;
		2406	$_->clear_links_to ($self) for values %cf::MAP;
		2407	$self->state (cf::MAP_SWAPPED);
		2408
		2409	# then atomically save
		2410	$self->_save;
		2411
		2412	# then free the map
		2413	$self->clear;
		2414	}
		2415
		2416	sub reset_at {
		2417	my ($self) = @_;
		2418
		2419	# TODO: safety, remove and allow resettable per-player maps
2104	return if $self->{deny_save};	2420	return 1e99 if $self->{deny_reset};
2105		2421
		2422	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2423	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2424
		2425	$time + $to
		2426	}
		2427
		2428	sub should_reset {
		2429	my ($self) = @_;
		2430
		2431	$self->reset_at <= $cf::RUNTIME
		2432	}
		2433
		2434	sub reset {
		2435	my ($self) = @_;
		2436
		2437	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2438
		2439	return if $self->players;
		2440
		2441	cf::trace "resetting map ", $self->path, "\n";
		2442
2106	$self->in_memory (cf::MAP_SWAPPED);	2443	$self->state (cf::MAP_SWAPPED);
		2444
		2445	# need to save uniques path
		2446	unless ($self->{deny_save}) {
		2447	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2448
		2449	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2450	if $uniq;
		2451	}
		2452
		2453	delete $cf::MAP{$self->path};
2107		2454
2108	$self->deactivate;	2455	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2456	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2457	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2458
2156	$self->unlink_save;	2459	$self->unlink_save;
2157	$self->destroy;	2460	$self->destroy;
2158	}	2461	}
2159		2462
…		…
2167		2470
2168	delete $cf::MAP{$self->path};	2471	delete $cf::MAP{$self->path};
2169		2472
2170	$self->unlink_save;	2473	$self->unlink_save;
2171		2474
2172	bless $self, "cf::map";	2475	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2476	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2477	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2478	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2479	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2480
…		…
2226		2529
2227	sub unique_maps() {	2530	sub unique_maps() {
2228	[	2531	[
2229	map {	2532	map {
2230	utf8::decode $_;	2533	utf8::decode $_;
2231	/\.map$/	2534	s/\.map$//; # TODO future compatibility hack
		2535	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2536	? ()
2232	? normalise $_	2537	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2538	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2539	]
2236	}	2540	}
2237		2541
2238	package cf;	2542	=item cf::map::static_maps
		2543
		2544	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2545	file in the shared directory excluding F</styles> and F</editor>). May
		2546	block.
		2547
		2548	=cut
		2549
		2550	sub static_maps() {
		2551	my @dirs = "";
		2552	my @maps;
		2553
		2554	while (@dirs) {
		2555	my $dir = shift @dirs;
		2556
		2557	next if $dir eq "/styles" || $dir eq "/editor";
		2558
		2559	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2560	or return;
		2561
		2562	for (@$files) {
		2563	s/\.map$// or next;
		2564	utf8::decode $_;
		2565	push @maps, "$dir/$_";
		2566	}
		2567
		2568	push @dirs, map "$dir/$_", @$dirs;
		2569	}
		2570
		2571	\@maps
		2572	}
2239		2573
2240	=back	2574	=back
2241		2575
2242	=head3 cf::object	2576	=head3 cf::object
2243		2577
…		…
2247		2581
2248	=over 4	2582	=over 4
2249		2583
2250	=item $ob->inv_recursive	2584	=item $ob->inv_recursive
2251		2585
2252	Returns the inventory of the object _and_ their inventories, recursively.	2586	Returns the inventory of the object I<and> their inventories, recursively,
		2587	but I<not> the object itself.
2253		2588
2254	=cut	2589	=cut
2255		2590
2256	sub inv_recursive_;	2591	sub inv_recursive_;
2257	sub inv_recursive_ {	2592	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2597	inv_recursive_ inv $_[0]
2263	}	2598	}
2264		2599
2265	=item $ref = $ob->ref	2600	=item $ref = $ob->ref
2266		2601
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2602	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2603
2269	=item $ob = cf::object::deref ($refstring)	2604	=item $ob = cf::object::deref ($refstring)
2270		2605
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2606	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2607	even if the object actually exists. May block.
…		…
2274	=cut	2609	=cut
2275		2610
2276	sub deref {	2611	sub deref {
2277	my ($ref) = @_;	2612	my ($ref) = @_;
2278		2613
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2614	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2615	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2616	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2617	or return;
2286	$pl->ob->uuid eq $uuid	2618	$pl->ob->uuid eq $uuid
2287	or return;	2619	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2639	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2640	dialogue with the given NPC character.
2309		2641
2310	=cut	2642	=cut
2311		2643
		2644	our $SAY_CHANNEL = {
		2645	id => "say",
		2646	title => "Map",
		2647	reply => "say ",
		2648	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2649	};
		2650
		2651	our $CHAT_CHANNEL = {
		2652	id => "chat",
		2653	title => "Chat",
		2654	reply => "chat ",
		2655	tooltip => "Player chat and shouts, global to the server.",
		2656	};
		2657
2312	# rough implementation of a future "reply" method that works	2658	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2659	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2660	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2661	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2662	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2673	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2674	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2675
2330	} else {	2676	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2677	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2678	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2679	}
2334	}	2680	}
2335	}	2681	}
2336		2682
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2683	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2708
2363	=item $player_object->enter_link	2709	=item $player_object->enter_link
2364		2710
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2711	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2712
2367	The player should be reasonably safe there for short amounts of time. You	2713	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2714	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2715	though, as the player cannot control the character while it is on the link
		2716	map.
2369		2717
2370	Will never block.	2718	Will never block.
2371		2719
2372	=item $player_object->leave_link ($map, $x, $y)	2720	=item $player_object->leave_link ($map, $x, $y)
2373		2721
…		…
2393	sub cf::object::player::enter_link {	2741	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2742	my ($self) = @_;
2395		2743
2396	$self->deactivate_recursive;	2744	$self->deactivate_recursive;
2397		2745
		2746	++$self->{_link_recursion};
		2747
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2748	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2749
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2750	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2751	if $self->map && $self->map->{path} ne "{link}";
2402		2752
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2753	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2754	}
2405		2755
2406	sub cf::object::player::leave_link {	2756	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2757	my ($self, $map, $x, $y) = @_;
2408		2758
…		…
2425	($x, $y) = (-1, -1)	2775	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2776	unless (defined $x) && (defined $y);
2427		2777
2428	# use -1 or undef as default coordinates, not 0, 0	2778	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2779	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2780	if $x <= 0 && $y <= 0;
2431		2781
2432	$map->load;	2782	$map->load;
2433	$map->load_neighbours;	2783	$map->load_neighbours;
2434		2784
2435	return unless $self->contr->active;	2785	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2786
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2787	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2788	if ($self->enter_map ($map, $x, $y)) {
2440	}	2789	# entering was successful
		2790	delete $self->{_link_recursion};
		2791	# only activate afterwards, to support waiting in hooks
		2792	$self->activate_recursive;
		2793	}
2441		2794
		2795	}
		2796
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2797	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2798
2444	Moves the player to the given map-path and coordinates by first freezing	2799	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2800	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2801	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2802	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2803	be called at the end of this process.
2449		2804
		2805	Note that $check will be called with a potentially non-loaded map, so if
		2806	it needs a loaded map it has to call C<< ->load >>.
		2807
2450	=cut	2808	=cut
2451		2809
2452	our $GOTOGEN;	2810	our $GOTOGEN;
2453		2811
2454	sub cf::object::player::goto {	2812	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2813	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2814
		2815	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2816	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2817	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2818	($path, $x, $y) = @$EMERGENCY_POSITION;
		2819	}
		2820
2457	# do generation counting so two concurrent goto's will be executed in-order	2821	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2822	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2823
2460	$self->enter_link;	2824	$self->enter_link;
2461		2825
2462	(async {	2826	(async {
		2827	$Coro::current->{desc} = "player::goto $path $x $y";
		2828
2463	# *tag paths override both path and x|y	2829	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2830	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2831	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2832	my $ob = $obs[rand @obs];
2467		2833
2468	# todo: use ob_blocked to check all tiles of the destination "object"	2834	# see if we actually can go there
2469	# for suitability.	2835	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2836	$ob = $obs[rand @obs];
		2837	} else {
		2838	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2839	}
		2840	# else put us there anyways for now #d#
2470		2841
2471	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2842	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2843	} else {
		2844	($path, $x, $y) = (undef, undef, undef);
2472	}	2845	}
2473	}	2846	}
2474		2847
2475	my $map = eval {	2848	my $map = eval {
2476	my $map = cf::map::find $path;	2849	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2477		2850
2478	if ($map) {	2851	if ($map) {
2479	$map = $map->customise_for ($self);	2852	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2853	$map = $check->($map, $x, $y, $self) if $check && $map;
2481	} else {	2854	} else {
2482	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2855	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2856	}
2484		2857
2485	$map	2858	$map
2486	};	2859	};
2487		2860
…		…
2493	if ($gen == $self->{_goto_generation}) {	2866	if ($gen == $self->{_goto_generation}) {
2494	delete $self->{_goto_generation};	2867	delete $self->{_goto_generation};
2495	$self->leave_link ($map, $x, $y);	2868	$self->leave_link ($map, $x, $y);
2496	}	2869	}
2497		2870
2498	$done->() if $done;	2871	$done->($self) if $done;
2499	})->prio (1);	2872	})->prio (1);
2500	}	2873	}
2501		2874
2502	=item $player_object->enter_exit ($exit_object)	2875	=item $player_object->enter_exit ($exit_object)
2503		2876
…		…
2523	}	2896	}
2524		2897
2525	sub prepare_random_map {	2898	sub prepare_random_map {
2526	my ($exit) = @_;	2899	my ($exit) = @_;
2527		2900
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2901	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2902	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2903	# that depends on the exit object
2533		2904
2534	my $rmp = parse_random_map_params $exit->msg;	2905	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2907	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2908	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2909	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2910	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2911	$rmp->{origin_y} = $exit->y;
		2912
		2913	$exit->map->touch;
2541	}	2914	}
2542		2915
2543	$rmp->{random_seed} ||= $exit->random_seed;	2916	$rmp->{random_seed} ||= $exit->random_seed;
2544		2917
2545	my $data = cf::to_json $rmp;	2918	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2919	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2920	my $meta = "$RANDOMDIR/$md5.meta";
2548		2921
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2922	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2923	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2924	undef $fh;
2552	aio_rename "$meta~", $meta;	2925	aio_rename "$meta~", $meta;
2553		2926
		2927	my $slaying = "?random/$md5";
		2928
		2929	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2930	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2931	$exit->msg (undef);
		2932	}
2556	}	2933	}
2557	}	2934	}
2558		2935
2559	sub cf::object::player::enter_exit {	2936	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2937	my ($self, $exit) = @_;
2561		2938
2562	return unless $self->type == cf::PLAYER;	2939	return unless $self->type == cf::PLAYER;
2563		2940
2564	if ($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;	2941	$self->enter_link;
2576		2942
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 {	2943	(async {
2582	$self->deactivate_recursive; # just to be sure	2944	$Coro::current->{desc} = "enter_exit";
		2945
2583	unless (eval {	2946	unless (eval {
		2947	$self->deactivate_recursive; # just to be sure
		2948
		2949	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2950	my $x = $exit->stats->hp;
		2951	my $y = $exit->stats->sp;
		2952
		2953	# special map handling
		2954	my $slaying = $exit->slaying;
		2955
		2956	# special map handling
		2957	if ($slaying eq "/!") {
		2958	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2959
		2960	prepare_random_map $exit
		2961	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2962
		2963	$map = $exit->slaying;
		2964
		2965	} elsif ($slaying eq '!up') {
		2966	$map = $exit->map->tile_path (cf::TILE_UP);
		2967	$x = $exit->x;
		2968	$y = $exit->y;
		2969
		2970	} elsif ($slaying eq '!down') {
		2971	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2972	$x = $exit->x;
		2973	$y = $exit->y;
		2974	}
		2975
2584	$self->goto ($slaying, $hp, $sp);	2976	$self->goto ($map, $x, $y);
2585		2977
		2978	# if exit is damned, update players death & WoR home-position
		2979	$self->contr->savebed ($map, $x, $y)
		2980	if $exit->flag (cf::FLAG_DAMNED);
		2981
2586	1;	2982	1
2587	}) {	2983	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2984	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	2985	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	2986	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2987	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2988
2593	warn "ERROR in enter_exit: $@";	2989	error "ERROR in enter_exit: $@";
2594	$self->leave_link;	2990	$self->leave_link;
2595	}	2991	}
2596	})->prio (1);	2992	})->prio (1);
2597	}	2993	}
2598		2994
…		…
2610	sub cf::client::send_drawinfo {	3006	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	3007	my ($self, $text, $flags) = @_;
2612		3008
2613	utf8::encode $text;	3009	utf8::encode $text;
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3010	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3011	}
		3012
		3013	=item $client->send_big_packet ($pkt)
		3014
		3015	Like C<send_packet>, but tries to compress large packets, and fragments
		3016	them as required.
		3017
		3018	=cut
		3019
		3020	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3021
		3022	sub cf::client::send_big_packet {
		3023	my ($self, $pkt) = @_;
		3024
		3025	# try lzf for large packets
		3026	$pkt = "lzf " . Compress::LZF::compress $pkt
		3027	if 1024 <= length $pkt and $self->{can_lzf};
		3028
		3029	# split very large packets
		3030	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3031	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3032	$pkt = "frag";
		3033	}
		3034
		3035	$self->send_packet ($pkt);
2615	}	3036	}
2616		3037
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	3038	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		3039
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	3040	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	3042	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	3043	the message unless the client supports the msg packet.
2623		3044
2624	=cut	3045	=cut
2625		3046
		3047	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	3048	our %CHANNEL = (
		3049	"c/motd" => {
		3050	id => "infobox",
		3051	title => "MOTD",
		3052	reply => undef,
		3053	tooltip => "The message of the day",
		3054	},
2627	"c/identify" => {	3055	"c/identify" => {
2628	id => "identify",	3056	id => "infobox",
2629	title => "Identify",	3057	title => "Identify",
2630	reply => undef,	3058	reply => undef,
2631	tooltip => "Items recently identified",	3059	tooltip => "Items recently identified",
2632	},	3060	},
2633	"c/examine" => {	3061	"c/examine" => {
2634	id => "examine",	3062	id => "infobox",
2635	title => "Examine",	3063	title => "Examine",
2636	reply => undef,	3064	reply => undef,
2637	tooltip => "Signs and other items you examined",	3065	tooltip => "Signs and other items you examined",
2638	},	3066	},
		3067	"c/shopinfo" => {
		3068	id => "infobox",
		3069	title => "Shop Info",
		3070	reply => undef,
		3071	tooltip => "What your bargaining skill tells you about the shop",
		3072	},
		3073	"c/book" => {
		3074	id => "infobox",
		3075	title => "Book",
		3076	reply => undef,
		3077	tooltip => "The contents of a note or book",
		3078	},
		3079	"c/lookat" => {
		3080	id => "infobox",
		3081	title => "Look",
		3082	reply => undef,
		3083	tooltip => "What you saw there",
		3084	},
		3085	"c/who" => {
		3086	id => "infobox",
		3087	title => "Players",
		3088	reply => undef,
		3089	tooltip => "Shows players who are currently online",
		3090	},
		3091	"c/body" => {
		3092	id => "infobox",
		3093	title => "Body Parts",
		3094	reply => undef,
		3095	tooltip => "Shows which body parts you posess and are available",
		3096	},
		3097	"c/statistics" => {
		3098	id => "infobox",
		3099	title => "Statistics",
		3100	reply => undef,
		3101	tooltip => "Shows your primary statistics",
		3102	},
		3103	"c/skills" => {
		3104	id => "infobox",
		3105	title => "Skills",
		3106	reply => undef,
		3107	tooltip => "Shows your experience per skill and item power",
		3108	},
		3109	"c/shopitems" => {
		3110	id => "infobox",
		3111	title => "Shop Items",
		3112	reply => undef,
		3113	tooltip => "Shows the items currently for sale in this shop",
		3114	},
		3115	"c/resistances" => {
		3116	id => "infobox",
		3117	title => "Resistances",
		3118	reply => undef,
		3119	tooltip => "Shows your resistances",
		3120	},
		3121	"c/pets" => {
		3122	id => "infobox",
		3123	title => "Pets",
		3124	reply => undef,
		3125	tooltip => "Shows information abotu your pets/a specific pet",
		3126	},
		3127	"c/perceiveself" => {
		3128	id => "infobox",
		3129	title => "Perceive Self",
		3130	reply => undef,
		3131	tooltip => "You gained detailed knowledge about yourself",
		3132	},
		3133	"c/uptime" => {
		3134	id => "infobox",
		3135	title => "Uptime",
		3136	reply => undef,
		3137	tooltip => "How long the server has been running since last restart",
		3138	},
		3139	"c/mapinfo" => {
		3140	id => "infobox",
		3141	title => "Map Info",
		3142	reply => undef,
		3143	tooltip => "Information related to the maps",
		3144	},
		3145	"c/party" => {
		3146	id => "party",
		3147	title => "Party",
		3148	reply => "gsay ",
		3149	tooltip => "Messages and chat related to your party",
		3150	},
		3151	"c/death" => {
		3152	id => "death",
		3153	title => "Death",
		3154	reply => undef,
		3155	tooltip => "Reason for and more info about your most recent death",
		3156	},
		3157	"c/say" => $SAY_CHANNEL,
		3158	"c/chat" => $CHAT_CHANNEL,
2639	);	3159	);
2640		3160
2641	sub cf::client::send_msg {	3161	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	3162	my ($self, $channel, $msg, $color, @extra) = @_;
2643		3163
2644	$msg = $self->pl->expand_cfpod ($msg);	3164	$msg = $self->pl->expand_cfpod ($msg)
		3165	unless $color & cf::NDI_VERBATIM;
2645		3166
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3167	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3168
2648	# check predefined channels, for the benefit of C	3169	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3170	if ($CHANNEL{$channel}) {
		3171	$channel = $CHANNEL{$channel};
2650		3172
		3173	$self->ext_msg (channel_info => $channel);
		3174	$channel = $channel->{id};
		3175
2651	if (ref $channel) {	3176	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3177	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3178	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3179	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3180	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3181	}
2658		3182
2659	$channel = $channel->{id};	3183	$channel = $channel->{id};
2660	}	3184	}
2661		3185
2662	return unless @extra || length $msg;	3186	return unless @extra || length $msg;
2663		3187
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3188	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3189	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3190	if $color & cf::NDI_DEF;
2668		3191
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3192	my $pkt = "msg "
		3193	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3194	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3195	);
2672	if ($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		3196
2683	$color &= cf::NDI_COLOR_MASK;	3197	$self->send_big_packet ($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	}	3198	}
2697		3199
2698	=item $client->ext_msg ($type, @msg)	3200	=item $client->ext_msg ($type, @msg)
2699		3201
2700	Sends an ext event to the client.	3202	Sends an ext event to the client.
…		…
2703		3205
2704	sub cf::client::ext_msg($$@) {	3206	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3207	my ($self, $type, @msg) = @_;
2706		3208
2707	if ($self->extcmd == 2) {	3209	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3210	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove	3211	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";	3212	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3213	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}	3214	}
2713	}	3215	}
2714		3216
2715	=item $client->ext_reply ($msgid, @msg)	3217	=item $client->ext_reply ($msgid, @msg)
2716		3218
…		…
2720		3222
2721	sub cf::client::ext_reply($$@) {	3223	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;	3224	my ($self, $id, @msg) = @_;
2723		3225
2724	if ($self->extcmd == 2) {	3226	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3227	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {	3228	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove	3229	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;	3230	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3231	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}	3232	}
2731	}	3233	}
2732		3234
2733	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2734		3236
…		…
2805		3307
2806	$ns->ext_reply ($reply, @reply)	3308	$ns->ext_reply ($reply, @reply)
2807	if $reply;	3309	if $reply;
2808		3310
2809	} else {	3311	} else {
2810	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3312	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2811	}	3313	}
2812		3314
2813	cf::override;	3315	cf::override;
2814	},	3316	},
2815	);	3317	);
…		…
2835		3337
2836	$coro	3338	$coro
2837	}	3339	}
2838		3340
2839	cf::client->attach (	3341	cf::client->attach (
2840	on_destroy => sub {	3342	on_client_destroy => sub {
2841	my ($ns) = @_;	3343	my ($ns) = @_;
2842		3344
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3345	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3346	},
2845	);	3347	);
…		…
2861	our $safe_hole = new Safe::Hole;	3363	our $safe_hole = new Safe::Hole;
2862		3364
2863	$SIG{FPE} = 'IGNORE';	3365	$SIG{FPE} = 'IGNORE';
2864		3366
2865	$safe->permit_only (Opcode::opset qw(	3367	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3368	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3369	grepstart grepwhile mapstart mapwhile
2868	sort time	3370	sort time
2869	));	3371	));
2870		3372
2871	# here we export the classes and methods available to script code	3373	# here we export the classes and methods available to script code
…		…
2873	=pod	3375	=pod
2874		3376
2875	The following functions and methods are available within a safe environment:	3377	The following functions and methods are available within a safe environment:
2876		3378
2877	cf::object	3379	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3380	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3381	insert remove name archname title slaying race decrease split
		3382	value
2880		3383
2881	cf::object::player	3384	cf::object::player
2882	player	3385	player
2883		3386
2884	cf::player	3387	cf::player
…		…
2889		3392
2890	=cut	3393	=cut
2891		3394
2892	for (	3395	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3396	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3397	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3398	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3399	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3400	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3401	["cf::map" => qw(trigger)],
2899	) {	3402	) {
2900	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3403	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3404	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2903	for @funs;	3405	for @funs;
2904	}	3406	}
2905		3407
…		…
2920		3422
2921	my $qcode = $code;	3423	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3424	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3425	$qcode =~ s/\n/\\n/g;
2924		3426
		3427	%vars = (_dummy => 0) unless %vars;
		3428
		3429	my @res;
2925	local $_;	3430	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3431
2928	my $eval =	3432	my $eval =
2929	"do {\n"	3433	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3434	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3435	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3436	. $code
2933	. "\n}"	3437	. "\n}"
2934	;	3438	;
2935		3439
		3440	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3441	sub_generation_inc;
		3442	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3443	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3444	sub_generation_inc;
		3445	} else {
		3446	local @cf::_safe_eval_args = values %vars;
		3447	@res = wantarray ? eval eval : scalar eval $eval;
		3448	}
2939		3449
2940	if ($@) {	3450	if ($@) {
2941	warn "$@";	3451	warn "$@",
2942	warn "while executing safe code '$code'\n";	3452	"while executing safe code '$code'\n",
2943	warn "with arguments " . (join " ", %vars) . "\n";	3453	"with arguments " . (join " ", %vars) . "\n";
2944	}	3454	}
2945		3455
2946	wantarray ? @res : $res[0]	3456	wantarray ? @res : $res[0]
2947	}	3457	}
2948		3458
…		…
2962	=cut	3472	=cut
2963		3473
2964	sub register_script_function {	3474	sub register_script_function {
2965	my ($fun, $cb) = @_;	3475	my ($fun, $cb) = @_;
2966		3476
2967	no strict 'refs';	3477	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3478	*$fun = $safe_hole->wrap ($cb);
2969	}	3479	}
2970		3480
2971	=back	3481	=back
2972		3482
2973	=cut	3483	=cut
…		…
2982	# for this (global event?)	3492	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3493	%ext::player_env::MUSIC_FACE_CACHE = ();
2984		3494
2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3495	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2986		3496
2987	warn "loading facedata from $path\n";	3497	trace "loading facedata from $path\n";
2988		3498
2989	my $facedata;	3499	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		3500
2995	$facedata->{version} == 2	3501	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3502	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3503
2998	# patch in the exptable	3504	# patch in the exptable
		3505	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2999	$facedata->{resource}{"res/exp_table"} = {	3506	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,	3507	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3508	data => $exp_table,
		3509	hash => (Digest::MD5::md5 $exp_table),
3002	};	3510	};
3003	cf::cede_to_tick;	3511	cf::cede_to_tick;
3004		3512
3005	{	3513	{
3006	my $faces = $facedata->{faceinfo};	3514	my $faces = $facedata->{faceinfo};
3007		3515
3008	while (my ($face, $info) = each %$faces) {	3516	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3517	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3518
3010	cf::face::set_visibility $idx, $info->{visibility};	3519	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3520	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3521	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3522	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3523	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3014		3524
3015	cf::cede_to_tick;	3525	cf::cede_to_tick;
3016	}	3526	}
3017		3527
3018	while (my ($face, $info) = each %$faces) {	3528	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3529	next unless $info->{smooth};
		3530
3020	my $idx = cf::face::find $face	3531	my $idx = cf::face::find $face
3021	or next;	3532	or next;
		3533
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3534	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3535	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3536	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3537	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3538	error "smooth face '$info->{smooth}' not found for face '$face'";
3027	}	3539	}
3028		3540
3029	cf::cede_to_tick;	3541	cf::cede_to_tick;
3030	}	3542	}
3031	}	3543	}
…		…
3040		3552
3041	cf::anim::invalidate_all; # d'oh	3553	cf::anim::invalidate_all; # d'oh
3042	}	3554	}
3043		3555
3044	{	3556	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3557	my $res = $facedata->{resource};
3048		3558
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3559	while (my ($name, $info) = each %$res) {
		3560	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3561	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3562
3055	if ($info->{type} & 1) {	3563	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3056	# prepend meta info	3564	cf::face::set_type $idx, $info->{type};
3057
3058	my $meta = $enc->encode ({
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3565	} else {
3065	$data = $info->{data};	3566	$RESOURCE{$name} = $info; # unused
3066	}	3567	}
3067		3568
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3569	cf::cede_to_tick;
3072	}	3570	}
3073
3074	if ($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 => $face;
3089	}
3090	}
3091	}	3571	}
		3572
		3573	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3574
3093	1	3575	1
3094	}	3576	}
3095		3577
3096	register_exticmd fx_want => sub {	3578	register_exticmd fx_want => sub {
…		…
3098		3580
3099	while (my ($k, $v) = each %$want) {	3581	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3582	$ns->fx_want ($k, $v);
3101	}	3583	}
3102	};	3584	};
		3585
		3586	sub load_resource_file($) {
		3587	my $guard = lock_acquire "load_resource_file";
		3588
		3589	my $status = load_resource_file_ $_[0];
		3590	get_slot 0.1, 100;
		3591	cf::arch::commit_load;
		3592
		3593	$status
		3594	}
3103		3595
3104	sub reload_regions {	3596	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3597	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3598	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3599	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3613	}
3122		3614
3123	sub reload_archetypes {	3615	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3616	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3617	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3618	}
3132		3619
3133	sub reload_treasures {	3620	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3621	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3622	or die "unable to load treasurelists\n";
3136	}	3623	}
3137		3624
		3625	sub reload_sound {
		3626	trace "loading sound config from $DATADIR/sound\n";
		3627
		3628	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3629
		3630	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3631	my $sound = $soundconf->{compat}[$_]
		3632	or next;
		3633
		3634	my $face = cf::face::find "sound/$sound->[1]";
		3635	cf::sound::set $sound->[0] => $face;
		3636	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3637	}
		3638
		3639	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3640	my $face = cf::face::find "sound/$v";
		3641	cf::sound::set $k => $face;
		3642	}
		3643	}
		3644
3138	sub reload_resources {	3645	sub reload_resources {
3139	warn "reloading resource files...\n";	3646	trace "reloading resource files...\n";
3140		3647
		3648	reload_exp_table;
		3649	reload_materials;
		3650	reload_facedata;
		3651	reload_sound;
		3652	reload_archetypes;
3141	reload_regions;	3653	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3654	reload_treasures;
3146		3655
3147	warn "finished reloading resource files\n";	3656	trace "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3657	}
3153		3658
3154	sub reload_config {	3659	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3660	trace "reloading config file...\n";
3156	or return;
3157		3661
3158	local $/;	3662	my $config = load_file "$CONFDIR/config";
3159	*CFG = YAML::Syck::Load <$fh>;	3663	utf8::decode $config;
		3664	*CFG = decode_yaml $config;
3160		3665
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3666	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3162		3667
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3668	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3669	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3165		3670
3166	if (exists $CFG{mlockall}) {	3671	if (exists $CFG{mlockall}) {
…		…
3170	};	3675	};
3171	warn $@ if $@;	3676	warn $@ if $@;
3172	}	3677	}
3173	}	3678	}
3174		3679
		3680	sub pidfile() {
		3681	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3682	or die "$PIDFILE: $!";
		3683	flock $fh, &Fcntl::LOCK_EX
		3684	or die "$PIDFILE: flock: $!";
		3685	$fh
		3686	}
		3687
		3688	# make sure only one server instance is running at any one time
		3689	sub atomic {
		3690	my $fh = pidfile;
		3691
		3692	my $pid = <$fh>;
		3693	kill 9, $pid if $pid > 0;
		3694
		3695	seek $fh, 0, 0;
		3696	print $fh $$;
		3697	}
		3698
		3699	sub main_loop {
		3700	trace "EV::loop starting\n";
		3701	if (1) {
		3702	EV::loop;
		3703	}
		3704	trace "EV::loop returned\n";
		3705	goto &main_loop unless $REALLY_UNLOOP;
		3706	}
		3707
3175	sub main {	3708	sub main {
		3709	cf::init_globals; # initialise logging
		3710
		3711	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3712	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3713	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3714	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3715
		3716	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3717
3176	# we must not ever block the main coroutine	3718	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3719	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3720	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3721	(async {
3180	Event::one_event;	3722	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3723	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3724	})->prio (Coro::PRIO_MAX);
3182	};	3725	};
3183		3726
		3727	evthread_start IO::AIO::poll_fileno;
		3728
		3729	cf::sync_job {
		3730	cf::incloader::init ();
		3731
		3732	cf::init_anim;
		3733	cf::init_attackmess;
		3734	cf::init_dynamic;
		3735
		3736	cf::load_settings;
		3737
		3738	reload_resources;
3184	reload_config;	3739	reload_config;
3185	db_init;	3740	db_init;
		3741
		3742	cf::init_uuid;
		3743	cf::init_signals;
		3744	cf::init_skills;
		3745
		3746	cf::init_beforeplay;
		3747
		3748	atomic;
		3749
3186	load_extensions;	3750	load_extensions;
3187		3751
3188	$TICK_WATCHER->start;	3752	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3753
		3754	# no (long-running) fork's whatsoever before this point(!)
		3755	use POSIX ();
		3756	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3757
		3758	cf::_post_init 0;
		3759	};
		3760
		3761	cf::object::thawer::errors_are_fatal 0;
		3762	info "parse errors in files are no longer fatal from this point on.\n";
		3763
		3764	my $free_main; $free_main = EV::idle sub {
		3765	undef $free_main;
		3766	undef &main; # free gobs of memory :)
		3767	};
		3768
		3769	goto &main_loop;
3190	}	3770	}
3191		3771
3192	#############################################################################	3772	#############################################################################
3193	# initialisation and cleanup	3773	# initialisation and cleanup
3194		3774
3195	# install some emergency cleanup handlers	3775	# install some emergency cleanup handlers
3196	BEGIN {	3776	BEGIN {
		3777	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3778	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3779	$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";	3780	cf::cleanup "SIG$signal";
3205	},
3206	);	3781	};
3207	}	3782	}
3208	}	3783	}
3209		3784
3210	sub write_runtime {	3785	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3786	my $t0 = AE::time;
3212		3787
3213	# first touch the runtime file to show we are still running:	3788	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3789	# the fsync below can take a very very long time.
3215		3790
3216	IO::AIO::aio_utime $runtime, undef, undef;	3791	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3792
3218	my $guard = cf::lock_acquire "write_runtime";	3793	my $guard = cf::lock_acquire "write_runtime";
3219		3794
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3795	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	3796	or return;
3222		3797
3223	my $value = $cf::RUNTIME + 90 + 10;	3798	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3799	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3800	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3810	aio_utime $fh, undef, undef;
3236		3811
3237	close $fh	3812	close $fh
3238	or return;	3813	or return;
3239		3814
3240	aio_rename "$runtime~", $runtime	3815	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3816	and return;
3242		3817
3243	warn "runtime file written.\n";	3818	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		3819
3245	1	3820	1
		3821	}
		3822
		3823	our $uuid_lock;
		3824	our $uuid_skip;
		3825
		3826	sub write_uuid_sync($) {
		3827	$uuid_skip ||= $_[0];
		3828
		3829	return if $uuid_lock;
		3830	local $uuid_lock = 1;
		3831
		3832	my $uuid = "$LOCALDIR/uuid";
		3833
		3834	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3835	or return;
		3836
		3837	my $value = uuid_seq uuid_cur;
		3838
		3839	unless ($value) {
		3840	info "cowardly refusing to write zero uuid value!\n";
		3841	return;
		3842	}
		3843
		3844	my $value = uuid_str $value + $uuid_skip;
		3845	$uuid_skip = 0;
		3846
		3847	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3848	and return;
		3849
		3850	# always fsync - this file is important
		3851	aio_fsync $fh
		3852	and return;
		3853
		3854	close $fh
		3855	or return;
		3856
		3857	aio_rename "$uuid~", $uuid
		3858	and return;
		3859
		3860	trace "uuid file written ($value).\n";
		3861
		3862	1
		3863
		3864	}
		3865
		3866	sub write_uuid($$) {
		3867	my ($skip, $sync) = @_;
		3868
		3869	$sync ? write_uuid_sync $skip
		3870	: async { write_uuid_sync $skip };
3246	}	3871	}
3247		3872
3248	sub emergency_save() {	3873	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3874	my $freeze_guard = cf::freeze_mainloop;
3250		3875
3251	warn "enter emergency perl save\n";	3876	info "emergency_perl_save: enter\n";
		3877
		3878	# this is a trade-off: we want to be very quick here, so
		3879	# save all maps without fsync, and later call a global sync
		3880	# (which in turn might be very very slow)
		3881	local $USE_FSYNC = 0;
3252		3882
3253	cf::sync_job {	3883	cf::sync_job {
		3884	cf::write_runtime_sync; # external watchdog should not bark
		3885
3254	# use a peculiar iteration method to avoid tripping on perl	3886	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3887	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3888	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3889	info "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3890	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3891	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3892	$pl->valid or next;
		3893	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3894	$pl->save;
3262	}	3895	}
3263	warn "end emergency player save\n";	3896	info "emergency_perl_save: end player save\n";
3264		3897
3265	warn "begin emergency map save\n";	3898	cf::write_runtime_sync; # external watchdog should not bark
		3899
		3900	info "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3901	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3902	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3903	$map->valid or next;
3269	$map->save;	3904	$map->save;
3270	}	3905	}
3271	warn "end emergency map save\n";	3906	info "emergency_perl_save: end map save\n";
3272		3907
3273	warn "begin emergency database checkpoint\n";	3908	cf::write_runtime_sync; # external watchdog should not bark
		3909
		3910	info "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3911	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3912	info "emergency_perl_save: end database checkpoint\n";
		3913
		3914	info "emergency_perl_save: begin write uuid\n";
		3915	write_uuid_sync 1;
		3916	info "emergency_perl_save: end write uuid\n";
		3917
		3918	cf::write_runtime_sync; # external watchdog should not bark
		3919
		3920	trace "emergency_perl_save: syncing database to disk";
		3921	BDB::db_env_txn_checkpoint $DB_ENV;
		3922
		3923	info "emergency_perl_save: starting sync\n";
		3924	IO::AIO::aio_sync sub {
		3925	info "emergency_perl_save: finished sync\n";
		3926	};
		3927
		3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	trace "emergency_perl_save: flushing outstanding aio requests";
		3931	while (IO::AIO::nreqs || BDB::nreqs) {
		3932	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3933	}
		3934
		3935	cf::write_runtime_sync; # external watchdog should not bark
3276	};	3936	};
3277		3937
3278	warn "leave emergency perl save\n";	3938	info "emergency_perl_save: leave\n";
3279	}	3939	}
3280		3940
3281	sub post_cleanup {	3941	sub post_cleanup {
3282	my ($make_core) = @_;	3942	my ($make_core) = @_;
3283		3943
		3944	IO::AIO::flush;
		3945
3284	warn Carp::longmess "post_cleanup backtrace"	3946	error Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3947	if $make_core;
		3948
		3949	my $fh = pidfile;
		3950	unlink $PIDFILE if <$fh> == $$;
		3951	}
		3952
		3953	# a safer delete_package, copied from Symbol
		3954	sub clear_package($) {
		3955	my $pkg = shift;
		3956
		3957	# expand to full symbol table name if needed
		3958	unless ($pkg =~ /^main::.*::$/) {
		3959	$pkg = "main$pkg" if $pkg =~ /^::/;
		3960	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3961	$pkg .= '::' unless $pkg =~ /::$/;
		3962	}
		3963
		3964	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3965	my $stem_symtab = *{$stem}{HASH};
		3966
		3967	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3968	or return;
		3969
		3970	# clear all symbols
		3971	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3972	for my $name (keys %$leaf_symtab) {
		3973	_gv_clear *{"$pkg$name"};
		3974	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3975	}
3286	}	3976	}
3287		3977
3288	sub do_reload_perl() {	3978	sub do_reload_perl() {
3289	# can/must only be called in main	3979	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3980	unless (in_main) {
3291	warn "can only reload from main coroutine";	3981	error "can only reload from main coroutine";
3292	return;	3982	return;
3293	}	3983	}
3294		3984
3295	warn "reloading...";	3985	return if $RELOAD++;
3296		3986
3297	warn "entering sync_job";	3987	my $t1 = AE::time;
3298		3988
		3989	while ($RELOAD) {
		3990	cf::get_slot 0.1, -1, "reload_perl";
		3991	info "perl_reload: reloading...";
		3992
		3993	trace "perl_reload: entering sync_job";
		3994
3299	cf::sync_job {	3995	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark
3301	cf::emergency_save;	3996	#cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark
3303		3997
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";	3998	trace "perl_reload: cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;	3999	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();	4000	%EXT_CORO = ();
3328		4001
3329	warn "removing commands";	4002	trace "perl_reload: removing commands";
3330	%COMMAND = ();	4003	%COMMAND = ();
3331		4004
3332	warn "removing ext/exti commands";	4005	trace "perl_reload: removing ext/exti commands";
3333	%EXTCMD = ();	4006	%EXTCMD = ();
3334	%EXTICMD = ();	4007	%EXTICMD = ();
3335		4008
3336	warn "unloading/nuking all extensions";	4009	trace "perl_reload: unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {	4010	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";	4011	trace "... unloading $pkg";
3339		4012
3340	if (my $cb = $pkg->can ("unload")) {	4013	if (my $cb = $pkg->can ("unload")) {
3341	eval {	4014	eval {
3342	$cb->($pkg);	4015	$cb->($pkg);
3343	1	4016	1
3344	} or warn "$pkg unloaded, but with errors: $@";	4017	} or error "$pkg unloaded, but with errors: $@";
		4018	}
		4019
		4020	trace "... clearing $pkg";
		4021	clear_package $pkg;
3345	}	4022	}
3346		4023
3347	warn "... nuking $pkg";
3348	Symbol::delete_package $pkg;
3349	}
3350
3351	warn "unloading all perl modules loaded from $LIBDIR";	4024	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3352	while (my ($k, $v) = each %INC) {	4025	while (my ($k, $v) = each %INC) {
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4026	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		4027
3355	warn "... unloading $k";	4028	trace "... unloading $k";
3356	delete $INC{$k};	4029	delete $INC{$k};
3357		4030
3358	$k =~ s/\.pm$//;	4031	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;	4032	$k =~ s/\//::/g;
3360		4033
3361	if (my $cb = $k->can ("unload_module")) {	4034	if (my $cb = $k->can ("unload_module")) {
3362	$cb->();	4035	$cb->();
		4036	}
		4037
		4038	clear_package $k;
3363	}	4039	}
3364		4040
3365	Symbol::delete_package $k;
3366	}
3367
3368	warn "getting rid of safe::, as good as possible";	4041	trace "perl_reload: getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	4042	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4043	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		4044
3372	warn "unloading cf.pm \"a bit\"";	4045	trace "perl_reload: unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	4046	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	4047	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		4048
3376	# don't, removes xs symbols, too,	4049	# don't, removes xs symbols, too,
3377	# and global variables created in xs	4050	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	4051	#clear_package __PACKAGE__;
3379		4052
3380	warn "unload completed, starting to reload now";	4053	info "perl_reload: unload completed, starting to reload now";
3381		4054
3382	warn "reloading cf.pm";	4055	trace "perl_reload: reloading cf.pm";
3383	require cf;	4056	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4057	cf::_connect_to_perl_1;
3385		4058
3386	warn "loading config and database again";	4059	trace "perl_reload: loading config and database again";
3387	cf::reload_config;	4060	cf::reload_config;
3388		4061
3389	warn "loading extensions";	4062	trace "perl_reload: loading extensions";
3390	cf::load_extensions;	4063	cf::load_extensions;
3391		4064
		4065	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	4066	trace "perl_reload: reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	4067	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	4068	trace "perl_reload: reattaching attachments to maps";
3395	reattach $_ for values %MAP;	4069	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	4070	trace "perl_reload: reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	4071	reattach $_ for values %PLAYER;
		4072	}
3398		4073
3399	warn "leaving sync_job";	4074	cf::_post_init 1;
3400		4075
		4076	trace "perl_reload: leaving sync_job";
		4077
3401	1	4078	1
3402	} or do {	4079	} or do {
3403	warn $@;	4080	error $@;
3404	warn "error while reloading, exiting.";	4081	cf::cleanup "perl_reload: error, exiting.";
3405	exit 1;	4082	};
		4083
		4084	--$RELOAD;
3406	};	4085	}
3407		4086
3408	warn "reloaded";	4087	$t1 = AE::time - $t1;
		4088	info "perl_reload: completed in ${t1}s\n";
3409	};	4089	};
3410		4090
3411	our $RELOAD_WATCHER; # used only during reload	4091	our $RELOAD_WATCHER; # used only during reload
3412		4092
3413	sub reload_perl() {	4093	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	4094	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	4095	# coro crashes during coro_state_free->destroy here.
3416		4096
3417	$RELOAD_WATCHER ||= Event->timer (	4097	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	4098	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	4099
3420	data => WF_AUTOCANCEL,	4100	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	4101	do_reload_perl;
3423	undef $RELOAD_WATCHER;	4102	undef $RELOAD_WATCHER;
3424	},	4103	};
3425	);	4104	};
3426	}	4105	}
3427		4106
3428	register_command "reload" => sub {	4107	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	4108	my ($who, $arg) = @_;
3430		4109
3431	if ($who->flag (FLAG_WIZ)) {	4110	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	4111	$who->message ("reloading server.");
		4112	async {
		4113	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	4114	reload_perl;
		4115	};
3434	}	4116	}
3435	};	4117	};
3436		4118
3437	unshift @INC, $LIBDIR;	4119	#############################################################################
3438		4120
3439	my $bug_warning = 0;	4121	my $bug_warning = 0;
3440		4122
3441	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;
3443
3444	sub wait_for_tick {	4123	sub wait_for_tick() {
3445	return unless $TICK_WATCHER->is_active;	4124	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3446	return if $Coro::current == $Coro::main;
3447		4125
3448	my $signal = new Coro::Signal;	4126	$WAIT_FOR_TICK->wait;
3449	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;
3451	}	4127	}
3452		4128
3453	sub wait_for_tick_begin {	4129	sub wait_for_tick_begin() {
3454	return unless $TICK_WATCHER->is_active;	4130	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3455	return if $Coro::current == $Coro::main;
3456		4131
3457	my $signal = new Coro::Signal;	4132	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	4133	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	4134	$signal->wait;
3460	}	4135	}
3461		4136
3462	our $stat_fh;	4137	sub tick {
3463	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3464
3465	$TICK_WATCHER = Event->timer (
3466	reentrant => 0,
3467	parked => 1,
3468	prio => 0,
3469	at => $NEXT_TICK || $TICK,
3470	data => WF_AUTOCANCEL,
3471	cb => sub {
3472	if ($Coro::current != $Coro::main) {	4138	if ($Coro::current != $Coro::main) {
3473	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4139	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3474	unless ++$bug_warning > 10;	4140	unless ++$bug_warning > 10;
3475	return;	4141	return;
3476	}	4142	}
3477		4143
3478	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#	4144	cf::one_tick; # one server iteration
3479		4145
3480	$NOW = $tick_start = Event::time;	4146	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3481		4147
3482	cf::server_tick; # one server iteration
3483
3484	$RUNTIME += $TICK;
3485	$NEXT_TICK += $TICK;
3486
3487	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4148	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3488	$NEXT_RUNTIME_WRITE = $NOW + 10;	4149	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3489	Coro::async_pool {	4150	Coro::async_pool {
		4151	$Coro::current->{desc} = "runtime saver";
3490	write_runtime	4152	write_runtime_sync
3491	or warn "ERROR: unable to write runtime file: $!";	4153	or error "ERROR: unable to write runtime file: $!";
3492	};
3493	}	4154	};
		4155	}
3494		4156
3495	# my $AFTER = Event::time;
3496	# warn $AFTER - $NOW;#d#
3497
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	4158	$sig->send;
3500	}	4159	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	4160	$WAIT_FOR_TICK->broadcast;
3502	$sig->send;
3503	}
3504		4161
3505	$NOW = Event::time;	4162	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4163	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		4164
3516	_post_tick;	4165	if (0) {
3517		4166	if ($NEXT_TICK) {
3518	# gather some statistics#d#	4167	my $jitter = $TICK_START - $NEXT_TICK;
3519	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4168	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3520	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4169	debug "jitter $JITTER\n";#d#
		4170	}
3521	},	4171	}
3522	);	4172	}
3523		4173
3524	{	4174	{
		4175	# configure BDB
		4176
3525	BDB::min_parallel 8;	4177	BDB::min_parallel 16;
3526	BDB::max_poll_time $TICK * 0.1;	4178	BDB::max_poll_reqs $TICK * 0.1;
3527	$BDB_POLL_WATCHER = Event->io (	4179	$AnyEvent::BDB::WATCHER->priority (1);
3528	reentrant => 0,
3529	fd => BDB::poll_fileno,
3530	poll => 'r',
3531	prio => 0,
3532	data => WF_AUTOCANCEL,
3533	cb => \&BDB::poll_cb,
3534	);
3535
3536	BDB::set_sync_prepare {
3537	my $status;
3538	my $current = $Coro::current;
3539	(
3540	sub {
3541	$status = $!;
3542	$current->ready; undef $current;
3543	},
3544	sub {
3545	Coro::schedule while defined $current;
3546	$! = $status;
3547	},
3548	)
3549	};
3550		4180
3551	unless ($DB_ENV) {	4181	unless ($DB_ENV) {
3552	$DB_ENV = BDB::db_env_create;	4182	$DB_ENV = BDB::db_env_create;
		4183	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4184	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4185	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4186	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4187	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		4188
3554	cf::sync_job {	4189	cf::sync_job {
3555	eval {	4190	eval {
3556	BDB::db_env_open	4191	BDB::db_env_open
3557	$DB_ENV,	4192	$DB_ENV,
…		…
3559	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4194	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3560	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4195	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3561	0666;	4196	0666;
3562		4197
3563	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4198	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3564
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3566	| BDB::LOG_AUTOREMOVE, 1);
3567	$DB_ENV->set_lk_detect;
3568	};	4199	};
3569		4200
3570	cf::cleanup "db_env_open(db): $@" if $@;	4201	cf::cleanup "db_env_open(db): $@" if $@;
3571	};	4202	};
3572	}	4203	}
3573		4204
3574	$BDB_CHECKPOINT_WATCHER = Event->timer (	4205	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3575	after => 11,	4206	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3576	interval => 60,	4207	};
3577	hard => 1,	4208	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3578	prio => 0,
3579	data => WF_AUTOCANCEL,
3580	cb => sub {
3581	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4209	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3582	},
3583	);	4210	};
3584	$BDB_TRICKLE_WATCHER = Event->timer (	4211	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3585	after => 5,
3586	interval => 10,
3587	hard => 1,
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => sub {
3591	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4212	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3592	},
3593	);	4213	};
3594	}	4214	}
3595		4215
3596	{	4216	{
		4217	# configure IO::AIO
		4218
3597	IO::AIO::min_parallel 8;	4219	IO::AIO::min_parallel 8;
3598
3599	undef $Coro::AIO::WATCHER;
3600	IO::AIO::max_poll_time $TICK * 0.1;	4220	IO::AIO::max_poll_time $TICK * 0.1;
3601	$AIO_POLL_WATCHER = Event->io (	4221	undef $AnyEvent::AIO::WATCHER;
3602	reentrant => 0,
3603	data => WF_AUTOCANCEL,
3604	fd => IO::AIO::poll_fileno,
3605	poll => 'r',
3606	prio => 6,
3607	cb => \&IO::AIO::poll_cb,
3608	);
3609	}	4222	}
3610		4223
3611	my $_log_backtrace;	4224	our $_log_backtrace;
		4225	our $_log_backtrace_last;
3612		4226
3613	sub _log_backtrace {	4227	sub _log_backtrace {
3614	my ($msg, @addr) = @_;	4228	my ($msg, @addr) = @_;
3615		4229
3616	$msg =~ s/\n//;	4230	$msg =~ s/\n$//;
3617		4231
		4232	if ($_log_backtrace_last eq $msg) {
		4233	LOG llevInfo, "[ABT] $msg\n";
		4234	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3618	# limit the # of concurrent backtraces	4235	# limit the # of concurrent backtraces
3619	if ($_log_backtrace < 2) {	4236	} elsif ($_log_backtrace < 2) {
		4237	$_log_backtrace_last = $msg;
3620	++$_log_backtrace;	4238	++$_log_backtrace;
		4239	my $perl_bt = Carp::longmess $msg;
3621	async {	4240	async {
		4241	$Coro::current->{desc} = "abt $msg";
		4242
3622	my @bt = fork_call {	4243	my @bt = fork_call {
3623	@addr = map { sprintf "%x", $_ } @addr;	4244	@addr = map { sprintf "%x", $_ } @addr;
3624	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4245	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3625	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4246	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3626	or die "addr2line: $!";	4247	or die "addr2line: $!";
…		…
3634	}	4255	}
3635		4256
3636	@funcs	4257	@funcs
3637	};	4258	};
3638		4259
3639	LOG llevInfo, "[ABT] $msg\n";	4260	LOG llevInfo, "[ABT] $perl_bt\n";
		4261	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3640	LOG llevInfo, "[ABT] $_\n" for @bt;	4262	LOG llevInfo, "[ABT] $_\n" for @bt;
3641	--$_log_backtrace;	4263	--$_log_backtrace;
3642	};	4264	};
3643	} else {	4265	} else {
3644	LOG llevInfo, "[ABT] $msg\n";	4266	LOG llevInfo, "[ABT] $msg\n";
3645	LOG llevInfo, "[ABT] [suppressed]\n";	4267	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3646	}	4268	}
3647	}	4269	}
3648		4270
3649	# load additional modules	4271	# load additional modules
3650	use cf::pod;	4272	require "cf/$_.pm" for @EXTRA_MODULES;
		4273	cf::_connect_to_perl_2;
3651		4274
3652	END { cf::emergency_save }	4275	END { cf::emergency_save }
3653		4276
3654	1	4277	1
3655		4278

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