ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.371 by root, Thu Sep 13 16:16:01 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;
85	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	129	our $DB_ENV;
89		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
90	our %CFG;	133	our %CFG;
91		134
92	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
		138	our $NOW;
94		139
95	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
98		143
99	# used to convert map paths into valid unix filenames by replacing / by ∕	144	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		146
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
105		159
106	binmode STDOUT;	160	binmode STDOUT;
107	binmode STDERR;	161	binmode STDERR;
108		162
109	# read virtual server time, if available	163	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
114	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
115		171
116	mkdir $_	172	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		174
119	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
120		176
121	sub cf::map::normalise;	177	sub cf::map::normalise;
122		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
123	#############################################################################	183	#############################################################################
124		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
125	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
126		197
127	=over 4	198	=over 4
128		199
129	=item $cf::UPTIME	200	=item $cf::UPTIME
130		201
131	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
132		218
133	=item $cf::RUNTIME	219	=item $cf::RUNTIME
134		220
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	222	every server tick.
…		…
142	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
145	database environment.	231	database environment.
146		232
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	233	=item $cf::LOADAVG
156		234
157	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
162		240
163	The raw value load value from the last tick.	241	The raw value load value from the last tick.
164		242
165	=item %cf::CFG	243	=item %cf::CFG
166		244
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	246	from wherever your confdir points to.
169		247
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		249
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
176	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
177		272
178	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	275	that call.
181		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
182	=back	283	=back
183		284
184	=cut	285	=cut
185		286
186	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	294	my $msg = join "", @_;
189		295
190	$msg .= "\n"	296	$msg .= "\n"
191	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
192		298
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		300
195	LOG llevError, $msg;	301	LOG llevWarn, $msg;
196	};	302	};
197	}	303
		304	$Coro::State::DIEHOOK = sub {
		305	return unless $^S eq 0; # "eq", not "=="
		306
		307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
		310	error "DIEHOOK called in main context, Coro bug?\n";#d#
		311	return;#d#
		312	}#d#
		313
		314	# kill coroutine otherwise
		315	Coro::terminate
		316	};
198		317
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	328	for my $pkg (qw(
210	cf::global cf::attachable	329	cf::global cf::attachable
211	cf::object cf::object::player	330	cf::object cf::object::player
212	cf::client cf::player	331	cf::client cf::player
213	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
214	cf::map cf::party cf::region	334	cf::party cf::region
215	)) {	335	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	337	}
219		338
220	$Event::DIED = sub {	339	$EV::DIED = sub {
221	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
222	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
223		347
224	#############################################################################	348	#############################################################################
225		349
226	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
227		351
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	373	$d
250	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
251	}	375	}
252		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
253	=item $ref = cf::from_json $json	391	=item $ref = cf::decode_json $json
254		392
255	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
256		394
257	=item $json = cf::to_json $ref	395	=item $json = cf::encode_json $ref
258		396
259	Converts a perl data structure into its JSON representation.	397	Converts a perl data structure into its JSON representation.
260		398
261	=cut	399	=cut
262		400
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		402
265	sub to_json ($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
267		467
268	=item cf::lock_wait $string	468	=item cf::lock_wait $string
269		469
270	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
271		471
272	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
273		473
274	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
277	returned.	477	returned.
278		478
279	Locks are *not* recursive, locking from the same coro twice results in a	479	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	480	deadlocked coro.
…		…
286		486
287	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
288		488
289	=cut	489	=cut
290		490
291	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		492
294	sub lock_wait($) {	493	sub lock_wait($) {
295	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	495	}
308		496
309	sub lock_acquire($) {	497	sub lock_acquire($) {
310	my ($key) = @_;	498	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	499	}
324		500
325	sub lock_active($) {	501	sub lock_active($) {
326	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	503	}
330		504
331	sub freeze_mainloop {	505	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
333		507
334	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	509	}
336	};	510
337	$TICK_WATCHER->stop;	511	=item cf::periodic $interval, $cb
338	$guard	512
		513	Like EV::periodic, but randomly selects a starting point so that the actions
		514	get spread over time.
		515
		516	=cut
		517
		518	sub periodic($$) {
		519	my ($interval, $cb) = @_;
		520
		521	my $start = rand List::Util::min 180, $interval;
		522
		523	EV::periodic $start, $interval, 0, $cb
339	}	524	}
340		525
341	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
342		527
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
346		535
347	The optional C<$name> can be used to identify the job to run. It might be	536	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
349		538
350	Useful for short background jobs.	539	Useful for short background jobs.
351		540
352	=cut	541	=cut
353		542
354	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
356		546
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
		549	$Coro::current->desc ("timeslot manager");
		550
359	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
360		553
361	while () {	554	while () {
362	next_job:	555	next_job:
		556
363	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	558
365	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	563	$job->[2]->send;
369	Coro::cede;	564	Coro::cede;
370	goto next_job;	565	goto next_job;
371	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	568	}
373	}	569	}
374		570
375	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
378	$signal->wait;
379	} else {	574	} else {
		575	$busy = 0;
380	Coro::schedule;	576	Coro::schedule;
381	}	577	}
382	}	578	}
383	};	579	};
384		580
385	sub get_slot($;$$) {	581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
386	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
387		585
388	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
389	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
390		589
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
404		603
405	BEGIN { *async = \&Coro::async_pool }	604	BEGIN { *async = \&Coro::async_pool }
406		605
407	=item cf::sync_job { BLOCK }	606	=item cf::sync_job { BLOCK }
408		607
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	608	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	609	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	610	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	611	acceptable.
413		612
414	If it must be done, put the blocking parts into C<sync_job>. This will run	613	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	614	the given BLOCK in another coroutine while waiting for the result. The
…		…
419	=cut	618	=cut
420		619
421	sub sync_job(&) {	620	sub sync_job(&) {
422	my ($job) = @_;	621	my ($job) = @_;
423		622
424	if ($Coro::current == $Coro::main) {	623	if (in_main) {
425	my $time = Event::time;	624	my $time = AE::time;
426		625
427	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
429		628
430	# TODO: use suspend/resume instead	629	#LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	630
432	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
433		632
434	my $busy = 1;	633	my $busy = 1;
435	my @res;	634	my @res;
436		635
437	(async {	636	(async {
		637	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	638	@res = eval { $job->() };
439	warn $@ if $@;	639	error $@ if $@;
440	undef $busy;	640	undef $busy;
441	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
442		642
443	while ($busy) {	643	while ($busy) {
444	Coro::cede or Event::one_event;	644	if (Coro::nready) {
		645	Coro::cede_notself;
		646	} else {
		647	EV::loop EV::LOOP_ONESHOT;
445	}	648	}
		649	}
446		650
447	$time = Event::time - $time;	651	my $time = AE::time - $time;
448		652
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
453		654
454	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
455	} else {	656	} else {
456	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
457		658
…		…
477	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
478		679
479	$coro	680	$coro
480	}	681	}
481		682
482	=item fork_call { }, $args	683	=item fork_call { }, @args
483		684
484	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	688	never block itself or use any form of event handling.
488		689
489	=cut	690	=cut
		691
		692	sub post_fork {
		693	reset_signals;
		694	}
490		695
491	sub fork_call(&@) {	696	sub fork_call(&@) {
492	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
493		698
494	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
495	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
496	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
497		702
498	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
499	reset_signals;	704	cf::post_fork;
500	&$cb	705	&$cb
501	}, @args;	706	} @args;
502		707
503	wantarray ? @res : $res[-1]	708	wantarray ? @res : $res[-1]
		709	}
		710
		711	sub objinfo {
		712	(
		713	"counter value" => cf::object::object_count,
		714	"objects created" => cf::object::create_count,
		715	"objects destroyed" => cf::object::destroy_count,
		716	"freelist size" => cf::object::free_count,
		717	"allocated objects" => cf::object::objects_size,
		718	"active objects" => cf::object::actives_size,
		719	)
		720	}
		721
		722	=item $coin = coin_from_name $name
		723
		724	=cut
		725
		726	our %coin_alias = (
		727	"silver" => "silvercoin",
		728	"silvercoin" => "silvercoin",
		729	"silvercoins" => "silvercoin",
		730	"gold" => "goldcoin",
		731	"goldcoin" => "goldcoin",
		732	"goldcoins" => "goldcoin",
		733	"platinum" => "platinacoin",
		734	"platinumcoin" => "platinacoin",
		735	"platinumcoins" => "platinacoin",
		736	"platina" => "platinacoin",
		737	"platinacoin" => "platinacoin",
		738	"platinacoins" => "platinacoin",
		739	"royalty" => "royalty",
		740	"royalties" => "royalty",
		741	);
		742
		743	sub coin_from_name($) {
		744	$coin_alias{$_[0]}
		745	? cf::arch::find $coin_alias{$_[0]}
		746	: undef
504	}	747	}
505		748
506	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
507		750
508	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
518	within each server.	761	within each server.
519		762
520	=cut	763	=cut
521		764
522	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
523	my ($name) = @_;	769	my ($name) = @_;
524	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
525		771
526	eval {	772	eval {
527	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
537	}	783	}
538		784
539	our $DB;	785	our $DB;
540		786
541	sub db_init {	787	sub db_init {
542	cf::sync_job {
543	$DB ||= db_table "db";	788	$DB ||= db_table "db";
544	};
545	}	789	}
546		790
547	sub db_get($$) {	791	sub db_get($$) {
548	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
549		793
550	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
551	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
552		798
553	$! ? ()	799	$! ? ()
554	: $data	800	: $data
555	}
556	}	801	}
557		802
558	sub db_put($$$) {	803	sub db_put($$$) {
559	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
560	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
588		833
589	my @data;	834	my @data;
590	my $md5;	835	my $md5;
591		836
592	for (0 .. $#$src) {	837	for (0 .. $#$src) {
593	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
594	or Carp::croak "$src->[$_]: $!";
595	}	839	}
596		840
597	# if processing is expensive, check	841	# if processing is expensive, check
598	# checksum first	842	# checksum first
599	if (1) {	843	if (1) {
…		…
616		860
617	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
618	my $data = $process->(\@data);	862	my $data = $process->(\@data);
619	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
620		864
621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
622		866
623	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
624	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
625	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
626		870
…		…
636		880
637	=cut	881	=cut
638		882
639	sub datalog($@) {	883	sub datalog($@) {
640	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
641	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
642	}	886	}
643		887
644	=back	888	=back
645		889
646	=cut	890	=cut
647		891
648	#############################################################################	892	#############################################################################
649		893
650	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
651		895
652	Many objects in crossfire are so-called attachable objects. That means you can	896	Many objects in deliantra are so-called attachable objects. That means you can
653	attach callbacks/event handlers (a collection of which is called an "attachment")	897	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
655		899
656	In the following description, CLASS can be any of C<global>, C<object>	900	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	901	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	902	Deliantra).
659		903
660	=over 4	904	=over 4
661		905
662	=item $attachable->attach ($attachment, key => $value...)	906	=item $attachable->attach ($attachment, key => $value...)
663		907
…		…
707	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
708		952
709	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
711		955
712	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	957	that are attached at load/instantiate time, thus the need for a name.
714		958
715	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
716		960
717	=over 4	961	=over 4
…		…
841		1085
842	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
843	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
844		1088
845	} elsif (ref $type) {	1089	} elsif (ref $type) {
846	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
847		1091
848	} else {	1092	} else {
849	shift @arg;	1093	shift @arg;
850	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
851	}	1095	}
852	}	1096	}
853	}	1097	}
854		1098
855	sub _object_attach {	1099	sub _object_attach {
…		…
865	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
866	}	1110	}
867		1111
868	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
869	} else {	1113	} else {
870	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
871	}	1115	}
872		1116
873	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
874	}	1118	}
875		1119
…		…
934		1178
935	for (@$callbacks) {	1179	for (@$callbacks) {
936	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
937		1181
938	if ($@) {	1182	if ($@) {
939	warn "$@";
940	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
941	override;	1184	override;
942	}	1185	}
943		1186
944	return 1 if $override;	1187	return 1 if $override;
945	}	1188	}
946		1189
947	0	1190	0
948	}	1191	}
949		1192
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1193	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1194
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1195	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1196
954	Generate an object-specific event with the given arguments.	1197	Generate an object-specific event with the given arguments.
955		1198
…		…
961		1204
962	=cut	1205	=cut
963		1206
964	#############################################################################	1207	#############################################################################
965	# object support	1208	# object support
966	#
967		1209
		1210	sub _object_equal($$);
		1211	sub _object_equal($$) {
		1212	my ($a, $b) = @_;
		1213
		1214	return 0 unless (ref $a) eq (ref $b);
		1215
		1216	if ("HASH" eq ref $a) {
		1217	my @ka = keys %$a;
		1218	my @kb = keys %$b;
		1219
		1220	return 0 if @ka != @kb;
		1221
		1222	for (0 .. $#ka) {
		1223	return 0 unless $ka[$_] eq $kb[$_];
		1224	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1225	}
		1226
		1227	} elsif ("ARRAY" eq ref $a) {
		1228
		1229	return 0 if @$a != @$b;
		1230
		1231	for (0 .. $#$a) {
		1232	return 0 unless _object_equal $a->[$_], $b->[$_];
		1233	}
		1234
		1235	} elsif ($a ne $b) {
		1236	return 0;
		1237	}
		1238
		1239	1
		1240	}
		1241
		1242	our $SLOW_MERGES;#d#
968	sub _can_merge {	1243	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1244	my ($ob1, $ob2) = @_;
970		1245
971	local $Storable::canonical = 1;	1246	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1247
975	$fob1 eq $fob2	1248	# we do the slow way here
		1249	return _object_equal $ob1, $ob2
976	}	1250	}
977		1251
978	sub reattach {	1252	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1254	my ($obj) = @_;
981		1255
		1256	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1257	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1258
984	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
985		1260
986	@$registry = ();	1261	@$registry = ();
987		1262
…		…
992	for (@$attach) {	1267	for (@$attach) {
993	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
994	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
995	}	1270	}
996	} else {	1271	} else {
997	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
998	}	1273	}
999	}	1274	}
1000	}	1275	}
1001		1276
1002	cf::attachable->attach (	1277	cf::attachable->attach (
1003	prio => -1000000,	1278	prio => -1000000,
1004	on_instantiate => sub {	1279	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1280	my ($obj, $data) = @_;
1006		1281
1007	$data = from_json $data;	1282	$data = decode_json $data;
1008		1283
1009	for (@$data) {	1284	for (@$data) {
1010	my ($name, $args) = @$_;	1285	my ($name, $args) = @$_;
1011		1286
1012	$obj->attach ($name, %{$args || {} });	1287	$obj->attach ($name, %{$args || {} });
…		…
1026	);	1301	);
1027		1302
1028	sub object_freezer_save {	1303	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1030		1305
1031	my $guard = cf::lock_acquire "io";
1032
1033	sync_job {	1306	sync_job {
1034	if (length $$rdata) {	1307	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1038		1312
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	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	}
1043	close $fh;	1320	aio_close $fh;
1044		1321
1045	if (@$objs) {	1322	if (@$objs) {
1046	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) {
1047	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1050	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	}
1051	close $fh;	1331	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1333	}
1054	} else {	1334	} else {
1055	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1056	}	1336	}
1057		1337
1058	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1059	} else {	1342	} else {
1060	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1061	}	1344	}
1062	} else {	1345	} else {
1063	aio_unlink $filename;	1346	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1065	}	1348	}
1066	};	1349	};
1067
1068	undef $guard;
1069	}	1350	}
1070		1351
1071	sub object_freezer_as_string {	1352	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1353	my ($rdata, $objs) = @_;
1073		1354
…		…
1078		1359
1079	sub object_thawer_load {	1360	sub object_thawer_load {
1080	my ($filename) = @_;	1361	my ($filename) = @_;
1081		1362
1082	my ($data, $av);	1363	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1364
1086	(aio_load $filename, $data) >= 0	1365	(aio_load $filename, $data) >= 0
1087	or return;	1366	or return;
1088		1367
1089	unless (aio_stat "$filename.pst") {	1368	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1369	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1370	or return;
1092		1371
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1372	my $st = eval { Coro::Storable::thaw $av };
		1373	$av = $st->{objs};
1095	}	1374	}
1096		1375
1097	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1100		1380
1101	($data, $av)	1381	($data, $av)
1102	}	1382	}
1103		1383
1104	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1160	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1161		1441
1162	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1163	}	1443	}
1164		1444
		1445	use File::Glob ();
		1446
1165	cf::player->attach (	1447	cf::player->attach (
1166	on_command => sub {	1448	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1168		1450
1169	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1170	or return;	1452	or return;
1171		1453
…		…
1194		1476
1195	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1196	if $reply;	1478	if $reply;
1197		1479
1198	} else {	1480	} else {
1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1200	}	1482	}
1201		1483
1202	cf::override;	1484	cf::override;
1203	},	1485	},
1204	);	1486	);
1205		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
1206	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1207	cf::sync_job {	1504	cf::sync_job {
1208	my %todo;	1505	my %todo;
1209		1506
1210	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1211	next unless -r $path;	1508	next unless -r $path;
…		…
1229		1526
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1529
1233	$ext{source} =	1530	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1235	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1236	. $source	1533	. $source
1237	. "\n};\n1";	1534	. "\n};\n1";
1238		1535
1239	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1240	}	1537	}
1241		1538
		1539	my $pass = 0;
1242	my %done;	1540	my %done;
1243	while (%todo) {	1541	while (%todo) {
1244	my $progress;	1542	my $progress;
1245		1543
		1544	++$pass;
		1545
		1546	ext:
1246	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1549	next ext
1249	unless exists $done{$_};	1550	unless exists $done{$_};
1250	}	1551	}
1251		1552
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1554
1254	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1559
		1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1561	if exists $v->{meta}{mandatory};
1259	warn $msg;	1562
1260	warn "mandatory extension failed to load, exiting.\n";	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1564	delete $todo{$k};
1262	}	1565	} else {
1263		1566	$done{$k} = delete $todo{$k};
1264	warn $msg;	1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1265	}	1572	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1573	}
1271		1574
1272	skip:	1575	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1275	}	1585	}
1276	};	1586	};
1277	}	1587	}
1278		1588
1279	#############################################################################	1589	#############################################################################
1280		1590
1281	=back	1591	=back
1282		1592
1283	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1284		1594
1285	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1286		1596
1287	=cut	1597	=cut
1288		1598
1289	package cf::player;	1599	package cf::player;
1290		1600
…		…
1333		1643
1334	sub exists($) {	1644	sub exists($) {
1335	my ($login) = @_;	1645	my ($login) = @_;
1336		1646
1337	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1339	}	1649	}
1340		1650
1341	sub find($) {	1651	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1653	my $login = $_[0];
…		…
1353	aio_unlink +(playerdir $login) . "/$login.pl";	1663	aio_unlink +(playerdir $login) . "/$login.pl";
1354		1664
1355	my $f = new_from_file cf::object::thawer path $login	1665	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1666	or return;
1357		1667
1358	$f->next;
1359	my $pl = cf::player::load_pl $f	1668	my $pl = cf::player::load_pl $f
1360	or return;	1669	or return;
		1670
1361	local $cf::PLAYER_LOADING{$login} = $pl;	1671	local $cf::PLAYER_LOADING{$login} = $pl;
1362	$f->resolve_delayed_derefs;	1672	$f->resolve_delayed_derefs;
1363	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1364	}	1674	}
1365	}	1675	}
1366	}	1676	}
1367		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($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
1368	sub save($) {	1691	sub save($) {
1369	my ($pl) = @_;	1692	my ($pl) = @_;
1370		1693
1371	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1372		1695
…		…
1375		1698
1376	return if $pl->{deny_save};	1699	return if $pl->{deny_save};
1377		1700
1378	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1379	$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];
1380		1708
1381	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1382	cf::cede_to_tick;	1710	cf::cede_to_tick;
1383	}	1711	}
1384		1712
…		…
1416	my ($pl) = @_;	1744	my ($pl) = @_;
1417		1745
1418	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1419		1747
1420	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1421	$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
1422		1750
1423	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1424	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1425	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1426	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1427		1759
1428	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1429	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1430	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1468		1800
1469	for my $login (@$dirs) {	1801	for my $login (@$dirs) {
1470	my $path = path $login;	1802	my $path = path $login;
1471		1803
1472	# a .pst is a dead give-away for a valid player	1804	# a .pst is a dead give-away for a valid player
1473	unless (-e "$path.pst") {	1805	# if no pst file found, open and chekc for blocked users
		1806	if (aio_stat "$path.pst") {
1474	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1475	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1476	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
1477	}	1810	}
1478		1811
…		…
1482		1815
1483	\@logins	1816	\@logins
1484	}	1817	}
1485		1818
1486	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1487		1822
1488	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1489	player. May block.	1824	player. May block.
1490		1825
1491	=cut	1826	=cut
…		…
1509	}	1844	}
1510		1845
1511	\@paths	1846	\@paths
1512	}	1847	}
1513		1848
1514	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1515		1850
1516	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1517
1518	=cut
1519
1520	sub expand_cfpod {
1521	((my $self), (local $_)) = @_;
1522
1523	# escape & and <
1524	s/&/&amp;/g;
1525	s/(?<![BIUGHT])</&lt;/g;
1526
1527	# this is buggy, it needs to properly take care of nested <'s
1528
1529	1 while
1530	# replace B<>, I<>, U<> etc.
1531	s/B<([^\>]*)>/<b>$1<\/b>/
1532	|| s/I<([^\>]*)>/<i>$1<\/i>/
1533	|| s/U<([^\>]*)>/<u>$1<\/u>/
1534	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1535	# replace G<male|female> tags
1536	|| s{G<([^>|]*)\|([^>]*)>}{
1537	$self->gender ? $2 : $1
1538	}ge
1539	# replace H<hint text>
1540	|| s{H<([^\>]*)>}
1541	{
1542	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1543	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1544	"")
1545	[$self->{hintmode}]
1546	}ge;
1547
1548	# create single paragraphs (very hackish)
1549	s/(?<=\S)\n(?=\w)/ /g;
1550
1551	# compress some whitespace
1552	s/\s+\n/\n/g; # ws line-ends
1553	s/\n\n+/\n/g; # double lines
1554	s/^\n+//; # beginning lines
1555	s/\n+$//; # ending lines
1556
1557	$_
1558	}
1559
1560	sub hintmode {
1561	$_[0]{hintmode} = $_[1] if @_ > 1;
1562	$_[0]{hintmode}
1563	}
1564		1852
1565	=item $player->ext_reply ($msgid, @msg)	1853	=item $player->ext_reply ($msgid, @msg)
1566		1854
1567	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1568		1856
…		…
1600		1888
1601	=cut	1889	=cut
1602		1890
1603	sub find_by_path($) {	1891	sub find_by_path($) {
1604	my ($path) = @_;	1892	my ($path) = @_;
		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
1605		1895
1606	my ($match, $specificity);	1896	my ($match, $specificity);
1607		1897
1608	for my $region (list) {	1898	for my $region (list) {
1609	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
…		…
1635	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1636	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1637		1927
1638	sub generate_random_map {	1928	sub generate_random_map {
1639	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1640	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1641	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1642	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1643	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1644	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1645	$rmp->{exit_on_final_map},
1646	$rmp->{xsize}, $rmp->{ysize},
1647	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1648	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1649	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1650	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1651	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1652	(cf::region::find $rmp->{region}), $rmp->{custom}
1653	)
1654	}	1934	}
1655		1935
1656	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1657		1937
1658	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
…		…
1663		1943
1664	sub register {	1944	sub register {
1665	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1666	my $pkg = caller;	1946	my $pkg = caller;
1667		1947
1668	no strict;
1669	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1670		1949
1671	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1672	}	1951	}
1673		1952
1674	# also paths starting with '/'	1953	# also paths starting with '/'
1675	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1676		1955
1677	sub thawer_merge {	1956	sub thawer_merge {
1678	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1679		1958
1680	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1685	}	1964	}
1686		1965
1687	sub normalise {	1966	sub normalise {
1688	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1689		1968
1690	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1691		1970
1692	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1693		1972
1694	# map plan:	1973	# map plan:
1695	#	1974	#
…		…
1710	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1711	$path = "$base/$path";	1990	$path = "$base/$path";
1712	}	1991	}
1713		1992
1714	for ($path) {	1993	for ($path) {
1715	redo if s{//}{/};
1716	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1717	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1718	}	1996	}
1719		1997
1720	$path	1998	$path
…		…
1734	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1735	return $self;	2013	return $self;
1736	}	2014	}
1737	}	2015	}
1738		2016
1739	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1740	()	2018	()
1741	}	2019	}
1742		2020
		2021	# may re-bless or do other evil things
1743	sub init {	2022	sub init {
1744	my ($self) = @_;	2023	my ($self) = @_;
1745		2024
1746	$self	2025	$self
1747	}	2026	}
…		…
1766		2045
1767	# the temporary/swap location	2046	# the temporary/swap location
1768	sub save_path {	2047	sub save_path {
1769	my ($self) = @_;	2048	my ($self) = @_;
1770		2049
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1773	}	2052	}
1774		2053
1775	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1776	sub uniq_path {	2055	sub uniq_path {
1777	my ($self) = @_;	2056	my ($self) = @_;
1778		2057
1779	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1780	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1781	}
1782
1783	# and all this just because we cannot iterate over
1784	# all maps in C++...
1785	sub change_all_map_light {
1786	my ($change) = @_;
1787
1788	$_->change_map_light ($change)
1789	for grep $_->outdoor, values %cf::MAP;
1790	}	2060	}
1791		2061
1792	sub decay_objects {	2062	sub decay_objects {
1793	my ($self) = @_;	2063	my ($self) = @_;
1794		2064
…		…
1821	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1822		2092
1823	1	2093	1
1824	}	2094	}
1825		2095
		2096	# used to laod the header of an original map
1826	sub load_header_orig {	2097	sub load_header_orig {
1827	my ($self) = @_;	2098	my ($self) = @_;
1828		2099
1829	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1830	}	2101	}
1831		2102
		2103	# used to laod the header of an instantiated map
1832	sub load_header_temp {	2104	sub load_header_temp {
1833	my ($self) = @_;	2105	my ($self) = @_;
1834		2106
1835	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1836	}	2108	}
1837		2109
		2110	# called after loading the header from an instantiated map
1838	sub prepare_temp {	2111	sub prepare_temp {
1839	my ($self) = @_;	2112	my ($self) = @_;
1840		2113
1841	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1842	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1843	# safety	2116	# safety
1844	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1845	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1846	}	2119	}
1847		2120
		2121	# called after loading the header from an original map
1848	sub prepare_orig {	2122	sub prepare_orig {
1849	my ($self) = @_;	2123	my ($self) = @_;
1850		2124
1851	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1852	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1876		2150
1877	sub find;	2151	sub find;
1878	sub find {	2152	sub find {
1879	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1880		2154
		2155	cf::cede_to_tick;
		2156
1881	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1882		2158
1883	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1884	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1885		2161
1886	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1887	my $guard1 = cf::lock_acquire "map_find:$path";
1888	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1889
1890	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1891	or return;	2164	or return;
1892		2165
1893	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1894		2167
…		…
1896	or return;	2169	or return;
1897		2170
1898	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1899	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
1900	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
1901	undef $guard1;	2175	undef $guard1;
1902	undef $guard2;
1903	$map->reset;	2176	$map->reset;
1904	return find $path;	2177	return find $path;
1905	}	2178	}
1906		2179
1907	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
1908	}	2181	}
1909	}	2182	}
1910		2183
1911	sub pre_load { }	2184	sub pre_load { }
1912	sub post_load { }	2185	#sub post_load { } # XS
1913		2186
1914	sub load {	2187	sub load {
1915	my ($self) = @_;	2188	my ($self) = @_;
1916		2189
1917	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1920		2193
1921	{	2194	{
1922	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
1923		2196
1924	return unless $self->valid;	2197	return unless $self->valid;
1925	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
1926
1927	$self->in_memory (cf::MAP_LOADING);
1928		2199
1929	$self->alloc;	2200	$self->alloc;
1930		2201
1931	$self->pre_load;	2202	$self->pre_load;
1932	cf::cede_to_tick;	2203	cf::cede_to_tick;
1933		2204
		2205	if (exists $self->{load_path}) {
1934	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
1935	$f->skip_block;	2207	$f->skip_block;
1936	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
1937	or return;	2209	or return;
1938		2210
1939	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
1940	if delete $self->{load_original};	2212	if delete $self->{load_original};
1941		2213
1942	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
1943	utf8::encode $uniq;	2215	utf8::encode $uniq;
1944	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
1945	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
1946	$self->clear_unique_items;	2218	$self->clear_unique_items;
1947	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
1948	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
1949	}	2222	}
1950	}	2223	}
1951	}
1952		2224
1953	$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);
1954		2232
1955	cf::cede_to_tick;	2233	cf::cede_to_tick;
1956	# now do the right thing for maps	2234	# now do the right thing for maps
1957	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
1958	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
1961		2239
1962	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
1963	$self->decay_objects;	2241	$self->decay_objects;
1964	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
1965	$self->update_buttons;	2243	$self->update_buttons;
		2244	$self->post_load_physics;
1966	cf::cede_to_tick;	2245	cf::cede_to_tick;
1967	$self->set_darkness_map;	2246	#$self->activate; # no longer activate maps automatically
1968	cf::cede_to_tick;
1969	$self->activate;
1970	}	2247	}
1971		2248
1972	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
1973	$self->last_access ($cf::RUNTIME);	2250	$self->last_access ($cf::RUNTIME);
1974
1975	$self->in_memory (cf::MAP_IN_MEMORY);
1976	}	2251	}
1977		2252
1978	$self->post_load;	2253	$self->post_load;
1979	}
1980		2254
		2255	1
		2256	}
		2257
		2258	# customize the map for a given player, i.e.
		2259	# return the _real_ map. used by e.g. per-player
		2260	# maps to change the path to ~playername/mappath
1981	sub customise_for {	2261	sub customise_for {
1982	my ($self, $ob) = @_;	2262	my ($self, $ob) = @_;
1983		2263
1984	return find "~" . $ob->name . "/" . $self->{path}	2264	return find "~" . $ob->name . "/" . $self->{path}
1985	if $self->per_player;	2265	if $self->per_player;
…		…
2001	or next;	2281	or next;
2002	$neigh = find $neigh, $map	2282	$neigh = find $neigh, $map
2003	or next;	2283	or next;
2004	$neigh->load;	2284	$neigh->load;
2005		2285
		2286	# now find the diagonal neighbours
2006	push @neigh,	2287	push @neigh,
2007	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2288	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2008	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2289	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2009	}	2290	}
2010		2291
…		…
2017	}	2298	}
2018		2299
2019	sub find_sync {	2300	sub find_sync {
2020	my ($path, $origin) = @_;	2301	my ($path, $origin) = @_;
2021		2302
2022	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, $origin
2023	}	2308	}
2024		2309
2025	sub do_load_sync {	2310	sub do_load_sync {
2026	my ($map) = @_;	2311	my ($map) = @_;
2027		2312
		2313	# it's a bug to call this from the main context
2028	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2314	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2029	if $Coro::current == $Coro::main;	2315	if $Coro::current == $Coro::main;
2030		2316
2031	cf::sync_job { $map->load };	2317	$map->load;
2032	}	2318	}
2033		2319
2034	our %MAP_PREFETCH;	2320	our %MAP_PREFETCH;
2035	our $MAP_PREFETCHER = undef;	2321	our $MAP_PREFETCHER = undef;
2036		2322
2037	sub find_async {	2323	sub find_async {
2038	my ($path, $origin, $load) = @_;	2324	my ($path, $origin, $load) = @_;
2039		2325
2040	$path = normalise $path, $origin && $origin->{path};	2326	$path = normalise $path, $origin;
2041		2327
		2328	print "find async $path (from $origin)\n";#d#
		2329
2042	if (my $map = $cf::MAP{$path}) {	2330	if (my $map = $cf::MAP{$path}) {
2043	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2331	return $map if !$load || $map->linkable;
2044	}	2332	}
2045		2333
2046	$MAP_PREFETCH{$path} |= $load;	2334	$MAP_PREFETCH{$path} |= $load;
2047		2335
2048	$MAP_PREFETCHER ||= cf::async {	2336	$MAP_PREFETCHER ||= cf::async {
		2337	$Coro::current->{desc} = "map prefetcher";
		2338
2049	while (%MAP_PREFETCH) {	2339	while (%MAP_PREFETCH) {
2050	while (my ($k, $v) = each %MAP_PREFETCH) {	2340	while (my ($k, $v) = each %MAP_PREFETCH) {
2051	if (my $map = find $k) {	2341	if (my $map = find $k) {
2052	$map->load if $v;	2342	$map->load if $v;
2053	}	2343	}
…		…
2060	$MAP_PREFETCHER->prio (6);	2350	$MAP_PREFETCHER->prio (6);
2061		2351
2062	()	2352	()
2063	}	2353	}
2064		2354
		2355	# common code, used by both ->save and ->swapout
2065	sub save {	2356	sub _save {
2066	my ($self) = @_;	2357	my ($self) = @_;
2067
2068	my $lock = cf::lock_acquire "map_data:$self->{path}";
2069		2358
2070	$self->{last_save} = $cf::RUNTIME;	2359	$self->{last_save} = $cf::RUNTIME;
2071		2360
2072	return unless $self->dirty;	2361	return unless $self->dirty;
2073		2362
…		…
2079	return if $self->{deny_save};	2368	return if $self->{deny_save};
2080		2369
2081	local $self->{last_access} = $self->last_access;#d#	2370	local $self->{last_access} = $self->last_access;#d#
2082		2371
2083	cf::async {	2372	cf::async {
		2373	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2374	$_->contr->save for $self->players;
2085	};	2375	};
		2376
		2377	cf::get_slot 0.02;
2086		2378
2087	if ($uniq) {	2379	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2380	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2381	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2382	} else {
2091	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2383	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2092	}	2384	}
2093	}	2385	}
2094		2386
		2387	sub save {
		2388	my ($self) = @_;
		2389
		2390	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2391
		2392	$self->_save;
		2393	}
		2394
2095	sub swap_out {	2395	sub swap_out {
2096	my ($self) = @_;	2396	my ($self) = @_;
2097		2397
2098	# save first because save cedes
2099	$self->save;
2100
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2398	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2399
		2400	return if !$self->linkable;
		2401	return if $self->{deny_save};
2103	return if $self->players;	2402	return if $self->players;
2104	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
2105	return if $self->{deny_save};	2420	return 1e99 if $self->{deny_reset};
2106		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
2107	$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};
2108		2454
2109	$self->deactivate;	2455	$self->deactivate;
2110	$_->clear_links_to ($self) for values %cf::MAP;	2456	$_->clear_links_to ($self) for values %cf::MAP;
2111	$self->clear;	2457	$self->clear;
2112	}
2113
2114	sub reset_at {
2115	my ($self) = @_;
2116
2117	# TODO: safety, remove and allow resettable per-player maps
2118	return 1e99 if $self->{deny_reset};
2119
2120	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2121	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2122
2123	$time + $to
2124	}
2125
2126	sub should_reset {
2127	my ($self) = @_;
2128
2129	$self->reset_at <= $cf::RUNTIME
2130	}
2131
2132	sub reset {
2133	my ($self) = @_;
2134
2135	my $lock = cf::lock_acquire "map_data:$self->{path}";
2136
2137	return if $self->players;
2138
2139	warn "resetting map ", $self->path;
2140
2141	$self->in_memory (cf::MAP_SWAPPED);
2142
2143	# need to save uniques path
2144	unless ($self->{deny_save}) {
2145	my $uniq = $self->uniq_path; utf8::encode $uniq;
2146
2147	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2148	if $uniq;
2149	}
2150
2151	delete $cf::MAP{$self->path};
2152
2153	$self->deactivate;
2154	$_->clear_links_to ($self) for values %cf::MAP;
2155	$self->clear;
2156		2458
2157	$self->unlink_save;	2459	$self->unlink_save;
2158	$self->destroy;	2460	$self->destroy;
2159	}	2461	}
2160		2462
…		…
2168		2470
2169	delete $cf::MAP{$self->path};	2471	delete $cf::MAP{$self->path};
2170		2472
2171	$self->unlink_save;	2473	$self->unlink_save;
2172		2474
2173	bless $self, "cf::map";	2475	bless $self, "cf::map::wrap";
2174	delete $self->{deny_reset};	2476	delete $self->{deny_reset};
2175	$self->{deny_save} = 1;	2477	$self->{deny_save} = 1;
2176	$self->reset_timeout (1);	2478	$self->reset_timeout (1);
2177	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2479	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2178		2480
…		…
2227		2529
2228	sub unique_maps() {	2530	sub unique_maps() {
2229	[	2531	[
2230	map {	2532	map {
2231	utf8::decode $_;	2533	utf8::decode $_;
2232	/\.map$/	2534	s/\.map$//; # TODO future compatibility hack
		2535	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2536	? ()
2233	? normalise $_	2537	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2538	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2539	]
2237	}	2540	}
2238		2541
2239	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	}
2240		2573
2241	=back	2574	=back
2242		2575
2243	=head3 cf::object	2576	=head3 cf::object
2244		2577
…		…
2248		2581
2249	=over 4	2582	=over 4
2250		2583
2251	=item $ob->inv_recursive	2584	=item $ob->inv_recursive
2252		2585
2253	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.
2254		2588
2255	=cut	2589	=cut
2256		2590
2257	sub inv_recursive_;	2591	sub inv_recursive_;
2258	sub inv_recursive_ {	2592	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2597	inv_recursive_ inv $_[0]
2264	}	2598	}
2265		2599
2266	=item $ref = $ob->ref	2600	=item $ref = $ob->ref
2267		2601
2268	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.
2269		2603
2270	=item $ob = cf::object::deref ($refstring)	2604	=item $ob = cf::object::deref ($refstring)
2271		2605
2272	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,
2273	even if the object actually exists. May block.	2607	even if the object actually exists. May block.
…		…
2275	=cut	2609	=cut
2276		2610
2277	sub deref {	2611	sub deref {
2278	my ($ref) = @_;	2612	my ($ref) = @_;
2279		2613
2280	# temporary compatibility#TODO#remove
2281	$ref =~ s{^<}{player/<};
2282
2283	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2614	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2284	my ($uuid, $name) = ($1, $2);	2615	my ($uuid, $name) = ($1, $2);
2285	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2616	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2286	or return;	2617	or return;
2287	$pl->ob->uuid eq $uuid	2618	$pl->ob->uuid eq $uuid
2288	or return;	2619	or return;
…		…
2308	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
2309	dialogue with the given NPC character.	2640	dialogue with the given NPC character.
2310		2641
2311	=cut	2642	=cut
2312		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
2313	# rough implementation of a future "reply" method that works	2658	# rough implementation of a future "reply" method that works
2314	# with dialog boxes.	2659	# with dialog boxes.
2315	#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
2316	sub cf::object::player::reply($$$;$) {	2661	sub cf::object::player::reply($$$;$) {
2317	my ($self, $npc, $msg, $flags) = @_;	2662	my ($self, $npc, $msg, $flags) = @_;
…		…
2328	my $dialog = $pl->{npc_dialog};	2673	my $dialog = $pl->{npc_dialog};
2329	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2674	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2330		2675
2331	} else {	2676	} else {
2332	$msg = $npc->name . " says: $msg" if $npc;	2677	$msg = $npc->name . " says: $msg" if $npc;
2333	$self->message ($msg, $flags);	2678	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2334	}	2679	}
2335	}	2680	}
2336	}	2681	}
2337		2682
2338	=item $object->send_msg ($channel, $msg, $color, [extra...])	2683	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2363		2708
2364	=item $player_object->enter_link	2709	=item $player_object->enter_link
2365		2710
2366	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}>).
2367		2712
2368	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.
2369	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.
2370		2717
2371	Will never block.	2718	Will never block.
2372		2719
2373	=item $player_object->leave_link ($map, $x, $y)	2720	=item $player_object->leave_link ($map, $x, $y)
2374		2721
…		…
2394	sub cf::object::player::enter_link {	2741	sub cf::object::player::enter_link {
2395	my ($self) = @_;	2742	my ($self) = @_;
2396		2743
2397	$self->deactivate_recursive;	2744	$self->deactivate_recursive;
2398		2745
		2746	++$self->{_link_recursion};
		2747
2399	return if UNIVERSAL::isa $self->map, "ext::map_link";	2748	return if UNIVERSAL::isa $self->map, "ext::map_link";
2400		2749
2401	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2750	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2402	if $self->map && $self->map->{path} ne "{link}";	2751	if $self->map && $self->map->{path} ne "{link}";
2403		2752
2404	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2753	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2405	}	2754	}
2406		2755
2407	sub cf::object::player::leave_link {	2756	sub cf::object::player::leave_link {
2408	my ($self, $map, $x, $y) = @_;	2757	my ($self, $map, $x, $y) = @_;
2409		2758
…		…
2426	($x, $y) = (-1, -1)	2775	($x, $y) = (-1, -1)
2427	unless (defined $x) && (defined $y);	2776	unless (defined $x) && (defined $y);
2428		2777
2429	# use -1 or undef as default coordinates, not 0, 0	2778	# use -1 or undef as default coordinates, not 0, 0
2430	($x, $y) = ($map->enter_x, $map->enter_y)	2779	($x, $y) = ($map->enter_x, $map->enter_y)
2431	if $x <=0 && $y <= 0;	2780	if $x <= 0 && $y <= 0;
2432		2781
2433	$map->load;	2782	$map->load;
2434	$map->load_neighbours;	2783	$map->load_neighbours;
2435		2784
2436	return unless $self->contr->active;	2785	return unless $self->contr->active;
2437	$self->activate_recursive;
2438		2786
2439	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2787	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2440	$self->enter_map ($map, $x, $y);	2788	if ($self->enter_map ($map, $x, $y)) {
2441	}	2789	# entering was successful
		2790	delete $self->{_link_recursion};
		2791	# only activate afterwards, to support waiting in hooks
		2792	$self->activate_recursive;
		2793	}
2442		2794
		2795	}
		2796
2443	=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)]])
2444		2798
2445	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
2446	her, loading and preparing them map, calling the provided $check callback	2800	her, loading and preparing them map, calling the provided $check callback
2447	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
2448	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
2449	be called at the end of this process.	2803	be called at the end of this process.
2450		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
2451	=cut	2808	=cut
2452		2809
2453	our $GOTOGEN;	2810	our $GOTOGEN;
2454		2811
2455	sub cf::object::player::goto {	2812	sub cf::object::player::goto {
2456	my ($self, $path, $x, $y, $check, $done) = @_;	2813	my ($self, $path, $x, $y, $check, $done) = @_;
2457		2814
		2815	if ($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
2458	# 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
2459	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2822	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2460		2823
2461	$self->enter_link;	2824	$self->enter_link;
2462		2825
2463	(async {	2826	(async {
		2827	$Coro::current->{desc} = "player::goto $path $x $y";
		2828
2464	# *tag paths override both path and x|y	2829	# *tag paths override both path and x|y
2465	if ($path =~ /^\*(.*)$/) {	2830	if ($path =~ /^\*(.*)$/) {
2466	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2831	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2467	my $ob = $obs[rand @obs];	2832	my $ob = $obs[rand @obs];
2468		2833
…		…
2479	($path, $x, $y) = (undef, undef, undef);	2844	($path, $x, $y) = (undef, undef, undef);
2480	}	2845	}
2481	}	2846	}
2482		2847
2483	my $map = eval {	2848	my $map = eval {
2484	my $map = defined $path ? cf::map::find $path : undef;	2849	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2485		2850
2486	if ($map) {	2851	if ($map) {
2487	$map = $map->customise_for ($self);	2852	$map = $map->customise_for ($self);
2488	$map = $check->($map) if $check && $map;	2853	$map = $check->($map, $x, $y, $self) if $check && $map;
2489	} else {	2854	} else {
2490	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2855	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2491	}	2856	}
2492		2857
2493	$map	2858	$map
…		…
2501	if ($gen == $self->{_goto_generation}) {	2866	if ($gen == $self->{_goto_generation}) {
2502	delete $self->{_goto_generation};	2867	delete $self->{_goto_generation};
2503	$self->leave_link ($map, $x, $y);	2868	$self->leave_link ($map, $x, $y);
2504	}	2869	}
2505		2870
2506	$done->() if $done;	2871	$done->($self) if $done;
2507	})->prio (1);	2872	})->prio (1);
2508	}	2873	}
2509		2874
2510	=item $player_object->enter_exit ($exit_object)	2875	=item $player_object->enter_exit ($exit_object)
2511		2876
…		…
2531	}	2896	}
2532		2897
2533	sub prepare_random_map {	2898	sub prepare_random_map {
2534	my ($exit) = @_;	2899	my ($exit) = @_;
2535		2900
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2901	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2902	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2903	# that depends on the exit object
2541		2904
2542	my $rmp = parse_random_map_params $exit->msg;	2905	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2907	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2908	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2909	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2910	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2911	$rmp->{origin_y} = $exit->y;
		2912
		2913	$exit->map->touch;
2549	}	2914	}
2550		2915
2551	$rmp->{random_seed} ||= $exit->random_seed;	2916	$rmp->{random_seed} ||= $exit->random_seed;
2552		2917
2553	my $data = cf::to_json $rmp;	2918	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2919	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2920	my $meta = "$RANDOMDIR/$md5.meta";
2556		2921
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2922	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2923	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2924	undef $fh;
2560	aio_rename "$meta~", $meta;	2925	aio_rename "$meta~", $meta;
2561		2926
		2927	my $slaying = "?random/$md5";
		2928
		2929	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2930	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2931	$exit->msg (undef);
		2932	}
2564	}	2933	}
2565	}	2934	}
2566		2935
2567	sub cf::object::player::enter_exit {	2936	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2937	my ($self, $exit) = @_;
2569		2938
2570	return unless $self->type == cf::PLAYER;	2939	return unless $self->type == cf::PLAYER;
2571		2940
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2941	$self->enter_link;
2584		2942
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2943	(async {
2590	$self->deactivate_recursive; # just to be sure	2944	$Coro::current->{desc} = "enter_exit";
		2945
2591	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
2592	$self->goto ($slaying, $hp, $sp);	2976	$self->goto ($map, $x, $y);
2593		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
2594	1;	2982	1
2595	}) {	2983	}) {
2596	$self->message ("Something went wrong deep within the crossfire server. "	2984	$self->message ("Something went wrong deep within the deliantra server. "
2597	. "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. "
2598	. "Please report this to the dungeon master!",	2986	. "Please report this to the dungeon master!",
2599	cf::NDI_UNIQUE | cf::NDI_RED);	2987	cf::NDI_UNIQUE | cf::NDI_RED);
2600		2988
2601	warn "ERROR in enter_exit: $@";	2989	error "ERROR in enter_exit: $@";
2602	$self->leave_link;	2990	$self->leave_link;
2603	}	2991	}
2604	})->prio (1);	2992	})->prio (1);
2605	}	2993	}
2606		2994
…		…
2618	sub cf::client::send_drawinfo {	3006	sub cf::client::send_drawinfo {
2619	my ($self, $text, $flags) = @_;	3007	my ($self, $text, $flags) = @_;
2620		3008
2621	utf8::encode $text;	3009	utf8::encode $text;
2622	$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);
2623	}	3036	}
2624		3037
2625	=item $client->send_msg ($channel, $msg, $color, [extra...])	3038	=item $client->send_msg ($channel, $msg, $color, [extra...])
2626		3039
2627	Send a drawinfo or msg packet to the client, formatting the msg for the	3040	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2629	the message, with C<log> being the default. If C<$color> is negative, suppress	3042	the message, with C<log> being the default. If C<$color> is negative, suppress
2630	the message unless the client supports the msg packet.	3043	the message unless the client supports the msg packet.
2631		3044
2632	=cut	3045	=cut
2633		3046
		3047	# non-persistent channels (usually the info channel)
2634	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	},
2635	"c/identify" => {	3055	"c/identify" => {
2636	id => "identify",	3056	id => "infobox",
2637	title => "Identify",	3057	title => "Identify",
2638	reply => undef,	3058	reply => undef,
2639	tooltip => "Items recently identified",	3059	tooltip => "Items recently identified",
2640	},	3060	},
2641	"c/examine" => {	3061	"c/examine" => {
2642	id => "examine",	3062	id => "infobox",
2643	title => "Examine",	3063	title => "Examine",
2644	reply => undef,	3064	reply => undef,
2645	tooltip => "Signs and other items you examined",	3065	tooltip => "Signs and other items you examined",
2646	},	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" => $CHAT_CHANNEL,
2647	);	3159	);
2648		3160
2649	sub cf::client::send_msg {	3161	sub cf::client::send_msg {
2650	my ($self, $channel, $msg, $color, @extra) = @_;	3162	my ($self, $channel, $msg, $color, @extra) = @_;
2651		3163
2652	$msg = $self->pl->expand_cfpod ($msg);	3164	$msg = $self->pl->expand_cfpod ($msg)
		3165	unless $color & cf::NDI_VERBATIM;
2653		3166
2654	$color &= cf::NDI_CLIENT_MASK; # just in case...	3167	$color &= cf::NDI_CLIENT_MASK; # just in case...
2655		3168
2656	# check predefined channels, for the benefit of C	3169	# check predefined channels, for the benefit of C
2657	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3170	if ($CHANNEL{$channel}) {
		3171	$channel = $CHANNEL{$channel};
2658		3172
		3173	$self->ext_msg (channel_info => $channel);
		3174	$channel = $channel->{id};
		3175
2659	if (ref $channel) {	3176	} elsif (ref $channel) {
2660	# send meta info to client, if not yet sent	3177	# send meta info to client, if not yet sent
2661	unless (exists $self->{channel}{$channel->{id}}) {	3178	unless (exists $self->{channel}{$channel->{id}}) {
2662	$self->{channel}{$channel->{id}} = $channel;	3179	$self->{channel}{$channel->{id}} = $channel;
2663	$self->ext_msg (channel_info => $channel)	3180	$self->ext_msg (channel_info => $channel);
2664	if $self->can_msg;
2665	}	3181	}
2666		3182
2667	$channel = $channel->{id};	3183	$channel = $channel->{id};
2668	}	3184	}
2669		3185
2670	return unless @extra || length $msg;	3186	return unless @extra || length $msg;
2671		3187
2672	if ($self->can_msg) {
2673	# default colour, mask it out	3188	# default colour, mask it out
2674	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3189	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2675	if $color & cf::NDI_DEF;	3190	if $color & cf::NDI_DEF;
2676		3191
2677	$self->send_packet ("msg " . $self->{json_coder}->encode (	3192	my $pkt = "msg "
		3193	. $self->{json_coder}->encode (
2678	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3194	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2679	} else {	3195	);
2680	if ($color >= 0) {
2681	# replace some tags by gcfclient-compatible ones
2682	for ($msg) {
2683	1 while
2684	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2685	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2686	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2687	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2688	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2689	}
2690		3196
2691	$color &= cf::NDI_COLOR_MASK;	3197	$self->send_big_packet ($pkt);
2692
2693	utf8::encode $msg;
2694
2695	if (0 && $msg =~ /\[/) {
2696	# COMMAND/INFO
2697	$self->send_packet ("drawextinfo $color 10 8 $msg")
2698	} else {
2699	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2700	$self->send_packet ("drawinfo $color $msg")
2701	}
2702	}
2703	}
2704	}	3198	}
2705		3199
2706	=item $client->ext_msg ($type, @msg)	3200	=item $client->ext_msg ($type, @msg)
2707		3201
2708	Sends an ext event to the client.	3202	Sends an ext event to the client.
…		…
2711		3205
2712	sub cf::client::ext_msg($$@) {	3206	sub cf::client::ext_msg($$@) {
2713	my ($self, $type, @msg) = @_;	3207	my ($self, $type, @msg) = @_;
2714		3208
2715	if ($self->extcmd == 2) {	3209	if ($self->extcmd == 2) {
2716	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3210	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2717	} elsif ($self->extcmd == 1) { # TODO: remove	3211	} elsif ($self->extcmd == 1) { # TODO: remove
2718	push @msg, msgtype => "event_$type";	3212	push @msg, msgtype => "event_$type";
2719	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3213	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2720	}	3214	}
2721	}	3215	}
2722		3216
2723	=item $client->ext_reply ($msgid, @msg)	3217	=item $client->ext_reply ($msgid, @msg)
2724		3218
…		…
2728		3222
2729	sub cf::client::ext_reply($$@) {	3223	sub cf::client::ext_reply($$@) {
2730	my ($self, $id, @msg) = @_;	3224	my ($self, $id, @msg) = @_;
2731		3225
2732	if ($self->extcmd == 2) {	3226	if ($self->extcmd == 2) {
2733	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3227	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2734	} elsif ($self->extcmd == 1) {	3228	} elsif ($self->extcmd == 1) {
2735	#TODO: version 1, remove	3229	#TODO: version 1, remove
2736	unshift @msg, msgtype => "reply", msgid => $id;	3230	unshift @msg, msgtype => "reply", msgid => $id;
2737	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3231	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2738	}	3232	}
2739	}	3233	}
2740		3234
2741	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2742		3236
…		…
2813		3307
2814	$ns->ext_reply ($reply, @reply)	3308	$ns->ext_reply ($reply, @reply)
2815	if $reply;	3309	if $reply;
2816		3310
2817	} else {	3311	} else {
2818	warn "client " . ($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";
2819	}	3313	}
2820		3314
2821	cf::override;	3315	cf::override;
2822	},	3316	},
2823	);	3317	);
…		…
2843		3337
2844	$coro	3338	$coro
2845	}	3339	}
2846		3340
2847	cf::client->attach (	3341	cf::client->attach (
2848	on_destroy => sub {	3342	on_client_destroy => sub {
2849	my ($ns) = @_;	3343	my ($ns) = @_;
2850		3344
2851	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3345	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2852	},	3346	},
2853	);	3347	);
…		…
2869	our $safe_hole = new Safe::Hole;	3363	our $safe_hole = new Safe::Hole;
2870		3364
2871	$SIG{FPE} = 'IGNORE';	3365	$SIG{FPE} = 'IGNORE';
2872		3366
2873	$safe->permit_only (Opcode::opset qw(	3367	$safe->permit_only (Opcode::opset qw(
2874	:base_core :base_mem :base_orig :base_math	3368	:base_core :base_mem :base_orig :base_math :base_loop
2875	grepstart grepwhile mapstart mapwhile	3369	grepstart grepwhile mapstart mapwhile
2876	sort time	3370	sort time
2877	));	3371	));
2878		3372
2879	# here we export the classes and methods available to script code	3373	# here we export the classes and methods available to script code
…		…
2881	=pod	3375	=pod
2882		3376
2883	The following functions and methods are available within a safe environment:	3377	The following functions and methods are available within a safe environment:
2884		3378
2885	cf::object	3379	cf::object
2886	contr pay_amount pay_player map x y force_find force_add	3380	contr pay_amount pay_player map x y force_find force_add destroy
2887	insert remove name archname title slaying race decrease_ob_nr	3381	insert remove name archname title slaying race decrease split
		3382	value
2888		3383
2889	cf::object::player	3384	cf::object::player
2890	player	3385	player
2891		3386
2892	cf::player	3387	cf::player
…		…
2897		3392
2898	=cut	3393	=cut
2899		3394
2900	for (	3395	for (
2901	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3396	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2902	insert remove inv name archname title slaying race	3397	insert remove inv nrof name archname title slaying race
2903	decrease_ob_nr)],	3398	decrease split destroy change_exp value msg lore send_msg)],
2904	["cf::object::player" => qw(player)],	3399	["cf::object::player" => qw(player)],
2905	["cf::player" => qw(peaceful)],	3400	["cf::player" => qw(peaceful send_msg)],
2906	["cf::map" => qw(trigger)],	3401	["cf::map" => qw(trigger)],
2907	) {	3402	) {
2908	no strict 'refs';
2909	my ($pkg, @funs) = @$_;	3403	my ($pkg, @funs) = @$_;
2910	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3404	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2911	for @funs;	3405	for @funs;
2912	}	3406	}
2913		3407
…		…
2928		3422
2929	my $qcode = $code;	3423	my $qcode = $code;
2930	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3424	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2931	$qcode =~ s/\n/\\n/g;	3425	$qcode =~ s/\n/\\n/g;
2932		3426
		3427	%vars = (_dummy => 0) unless %vars;
		3428
		3429	my @res;
2933	local $_;	3430	local $_;
2934	local @safe::cf::_safe_eval_args = values %vars;
2935		3431
2936	my $eval =	3432	my $eval =
2937	"do {\n"	3433	"do {\n"
2938	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3434	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2939	. "#line 0 \"{$qcode}\"\n"	3435	. "#line 0 \"{$qcode}\"\n"
2940	. $code	3436	. $code
2941	. "\n}"	3437	. "\n}"
2942	;	3438	;
2943		3439
		3440	if ($CFG{safe_eval}) {
2944	sub_generation_inc;	3441	sub_generation_inc;
		3442	local @safe::cf::_safe_eval_args = values %vars;
2945	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3443	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2946	sub_generation_inc;	3444	sub_generation_inc;
		3445	} else {
		3446	local @cf::_safe_eval_args = values %vars;
		3447	@res = wantarray ? eval eval : scalar eval $eval;
		3448	}
2947		3449
2948	if ($@) {	3450	if ($@) {
2949	warn "$@";	3451	warn "$@",
2950	warn "while executing safe code '$code'\n";	3452	"while executing safe code '$code'\n",
2951	warn "with arguments " . (join " ", %vars) . "\n";	3453	"with arguments " . (join " ", %vars) . "\n";
2952	}	3454	}
2953		3455
2954	wantarray ? @res : $res[0]	3456	wantarray ? @res : $res[0]
2955	}	3457	}
2956		3458
…		…
2970	=cut	3472	=cut
2971		3473
2972	sub register_script_function {	3474	sub register_script_function {
2973	my ($fun, $cb) = @_;	3475	my ($fun, $cb) = @_;
2974		3476
2975	no strict 'refs';	3477	$fun = "safe::$fun" if $CFG{safe_eval};
2976	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3478	*$fun = $safe_hole->wrap ($cb);
2977	}	3479	}
2978		3480
2979	=back	3481	=back
2980		3482
2981	=cut	3483	=cut
…		…
2990	# for this (global event?)	3492	# for this (global event?)
2991	%ext::player_env::MUSIC_FACE_CACHE = ();	3493	%ext::player_env::MUSIC_FACE_CACHE = ();
2992		3494
2993	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3495	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2994		3496
2995	warn "loading facedata from $path\n";	3497	trace "loading facedata from $path\n";
2996		3498
2997	my $facedata;	3499	my $facedata = decode_storable load_file $path;
2998	0 < aio_load $path, $facedata
2999	or die "$path: $!";
3000
3001	$facedata = Coro::Storable::thaw $facedata;
3002		3500
3003	$facedata->{version} == 2	3501	$facedata->{version} == 2
3004	or cf::cleanup "$path: version mismatch, cannot proceed.";	3502	or cf::cleanup "$path: version mismatch, cannot proceed.";
3005		3503
3006	# 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]);
3007	$facedata->{resource}{"res/exp_table"} = {	3506	$facedata->{resource}{"res/exp_table"} = {
3008	type => FT_RSRC,	3507	type => FT_RSRC,
3009	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),
3010	};	3510	};
3011	cf::cede_to_tick;	3511	cf::cede_to_tick;
3012		3512
3013	{	3513	{
3014	my $faces = $facedata->{faceinfo};	3514	my $faces = $facedata->{faceinfo};
3015		3515
3016	while (my ($face, $info) = each %$faces) {	3516	while (my ($face, $info) = each %$faces) {
3017	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3517	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3518
3018	cf::face::set_visibility $idx, $info->{visibility};	3519	cf::face::set_visibility $idx, $info->{visibility};
3019	cf::face::set_magicmap $idx, $info->{magicmap};	3520	cf::face::set_magicmap $idx, $info->{magicmap};
3020	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3521	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3021	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} , $info->{glyph} ;
3022		3524
3023	cf::cede_to_tick;	3525	cf::cede_to_tick;
3024	}	3526	}
3025		3527
3026	while (my ($face, $info) = each %$faces) {	3528	while (my ($face, $info) = each %$faces) {
3027	next unless $info->{smooth};	3529	next unless $info->{smooth};
		3530
3028	my $idx = cf::face::find $face	3531	my $idx = cf::face::find $face
3029	or next;	3532	or next;
		3533
3030	if (my $smooth = cf::face::find $info->{smooth}) {	3534	if (my $smooth = cf::face::find $info->{smooth}) {
3031	cf::face::set_smooth $idx, $smooth;	3535	cf::face::set_smooth $idx, $smooth;
3032	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3536	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3033	} else {	3537	} else {
3034	warn "smooth face '$info->{smooth}' not found for face '$face'";	3538	error "smooth face '$info->{smooth}' not found for face '$face'";
3035	}	3539	}
3036		3540
3037	cf::cede_to_tick;	3541	cf::cede_to_tick;
3038	}	3542	}
3039	}	3543	}
…		…
3048		3552
3049	cf::anim::invalidate_all; # d'oh	3553	cf::anim::invalidate_all; # d'oh
3050	}	3554	}
3051		3555
3052	{	3556	{
3053	# TODO: for gcfclient pleasure, we should give resources
3054	# that gcfclient doesn't grok a >10000 face index.
3055	my $res = $facedata->{resource};	3557	my $res = $facedata->{resource};
3056		3558
3057	my $soundconf = delete $res->{"res/sound.conf"};
3058
3059	while (my ($name, $info) = each %$res) {	3559	while (my ($name, $info) = each %$res) {
		3560	if (defined $info->{type}) {
3060	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3561	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3061	my $data;
3062		3562
3063	if ($info->{type} & 1) {	3563	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3064	# prepend meta info	3564	cf::face::set_type $idx, $info->{type};
3065
3066	my $meta = $enc->encode ({
3067	name => $name,
3068	%{ $info->{meta} || {} },
3069	});
3070
3071	$data = pack "(w/a*)*", $meta, $info->{data};
3072	} else {	3565	} else {
3073	$data = $info->{data};	3566	$RESOURCE{$name} = $info; # unused
3074	}	3567	}
3075		3568
3076	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3077	cf::face::set_type $idx, $info->{type};
3078
3079	cf::cede_to_tick;	3569	cf::cede_to_tick;
3080	}	3570	}
3081
3082	if ($soundconf) {
3083	$soundconf = $enc->decode (delete $soundconf->{data});
3084
3085	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3086	my $sound = $soundconf->{compat}[$_]
3087	or next;
3088
3089	my $face = cf::face::find "sound/$sound->[1]";
3090	cf::sound::set $sound->[0] => $face;
3091	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3092	}
3093
3094	while (my ($k, $v) = each %{$soundconf->{event}}) {
3095	my $face = cf::face::find "sound/$v";
3096	cf::sound::set $k => $face;
3097	}
3098	}
3099	}	3571	}
		3572
		3573	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3100		3574
3101	1	3575	1
3102	}	3576	}
3103		3577
3104	register_exticmd fx_want => sub {	3578	register_exticmd fx_want => sub {
…		…
3106		3580
3107	while (my ($k, $v) = each %$want) {	3581	while (my ($k, $v) = each %$want) {
3108	$ns->fx_want ($k, $v);	3582	$ns->fx_want ($k, $v);
3109	}	3583	}
3110	};	3584	};
		3585
		3586	sub load_resource_file($) {
		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	$status
		3594	}
3111		3595
3112	sub reload_regions {	3596	sub reload_regions {
3113	# HACK to clear player env face cache, we need some signal framework	3597	# HACK to clear player env face cache, we need some signal framework
3114	# for this (global event?)	3598	# for this (global event?)
3115	%ext::player_env::MUSIC_FACE_CACHE = ();	3599	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3129	}	3613	}
3130		3614
3131	sub reload_archetypes {	3615	sub reload_archetypes {
3132	load_resource_file "$DATADIR/archetypes"	3616	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";	3617	or die "unable to load archetypes\n";
3134	#d# NEED to laod twice to resolve forward references
3135	# this really needs to be done in an extra post-pass
3136	# (which needs to be synchronous, so solve it differently)
3137	load_resource_file "$DATADIR/archetypes"
3138	or die "unable to load archetypes\n";
3139	}	3618	}
3140		3619
3141	sub reload_treasures {	3620	sub reload_treasures {
3142	load_resource_file "$DATADIR/treasures"	3621	load_resource_file "$DATADIR/treasures"
3143	or die "unable to load treasurelists\n";	3622	or die "unable to load treasurelists\n";
3144	}	3623	}
3145		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
3146	sub reload_resources {	3645	sub reload_resources {
3147	warn "reloading resource files...\n";	3646	trace "reloading resource files...\n";
3148		3647
		3648	reload_exp_table;
		3649	reload_materials;
		3650	reload_facedata;
		3651	reload_sound;
		3652	reload_archetypes;
3149	reload_regions;	3653	reload_regions;
3150	reload_facedata;
3151	#reload_archetypes;#d#
3152	reload_archetypes;
3153	reload_treasures;	3654	reload_treasures;
3154		3655
3155	warn "finished reloading resource files\n";	3656	trace "finished reloading resource files\n";
3156	}
3157
3158	sub init {
3159	reload_resources;
3160	}	3657	}
3161		3658
3162	sub reload_config {	3659	sub reload_config {
3163	open my $fh, "<:utf8", "$CONFDIR/config"	3660	trace "reloading config file...\n";
3164	or return;
3165		3661
3166	local $/;	3662	my $config = load_file "$CONFDIR/config";
3167	*CFG = YAML::Syck::Load <$fh>;	3663	utf8::decode $config;
		3664	*CFG = decode_yaml $config;
3168		3665
3169	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3666	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3170		3667
3171	$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};
3172	$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};
3173		3670
3174	if (exists $CFG{mlockall}) {	3671	if (exists $CFG{mlockall}) {
…		…
3178	};	3675	};
3179	warn $@ if $@;	3676	warn $@ if $@;
3180	}	3677	}
3181	}	3678	}
3182		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
3183	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
3184	# we must not ever block the main coroutine	3718	# we must not ever block the main coroutine
3185	local $Coro::idle = sub {	3719	local $Coro::idle = sub {
3186	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#
3187	(async {	3721	(async {
3188	Event::one_event;	3722	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3723	EV::loop EV::LOOP_ONESHOT;
3189	})->prio (Coro::PRIO_MAX);	3724	})->prio (Coro::PRIO_MAX);
3190	};	3725	};
3191		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;
3192	reload_config;	3739	reload_config;
3193	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
3194	load_extensions;	3750	load_extensions;
3195		3751
3196	$TICK_WATCHER->start;	3752	utime time, time, $RUNTIMEFILE;
3197	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;
3198	}	3770	}
3199		3771
3200	#############################################################################	3772	#############################################################################
3201	# initialisation and cleanup	3773	# initialisation and cleanup
3202		3774
3203	# install some emergency cleanup handlers	3775	# install some emergency cleanup handlers
3204	BEGIN {	3776	BEGIN {
		3777	our %SIGWATCHER = ();
3205	for my $signal (qw(INT HUP TERM)) {	3778	for my $signal (qw(INT HUP TERM)) {
3206	Event->signal (	3779	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	signal => $signal,
3210	prio => 0,
3211	cb => sub {
3212	cf::cleanup "SIG$signal";	3780	cf::cleanup "SIG$signal";
3213	},
3214	);	3781	};
3215	}	3782	}
3216	}	3783	}
3217		3784
3218	sub write_runtime {	3785	sub write_runtime_sync {
3219	my $runtime = "$LOCALDIR/runtime";	3786	my $t0 = AE::time;
3220		3787
3221	# first touch the runtime file to show we are still running:	3788	# first touch the runtime file to show we are still running:
3222	# the fsync below can take a very very long time.	3789	# the fsync below can take a very very long time.
3223		3790
3224	IO::AIO::aio_utime $runtime, undef, undef;	3791	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3225		3792
3226	my $guard = cf::lock_acquire "write_runtime";	3793	my $guard = cf::lock_acquire "write_runtime";
3227		3794
3228	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3795	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3229	or return;	3796	or return;
3230		3797
3231	my $value = $cf::RUNTIME + 90 + 10;	3798	my $value = $cf::RUNTIME + 90 + 10;
3232	# 10 is the runtime save interval, for a monotonic clock	3799	# 10 is the runtime save interval, for a monotonic clock
3233	# 60 allows for the watchdog to kill the server.	3800	# 60 allows for the watchdog to kill the server.
…		…
3243	aio_utime $fh, undef, undef;	3810	aio_utime $fh, undef, undef;
3244		3811
3245	close $fh	3812	close $fh
3246	or return;	3813	or return;
3247		3814
3248	aio_rename "$runtime~", $runtime	3815	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3249	and return;	3816	and return;
3250		3817
3251	warn "runtime file written.\n";	3818	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3252		3819
3253	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 };
3254	}	3871	}
3255		3872
3256	sub emergency_save() {	3873	sub emergency_save() {
3257	my $freeze_guard = cf::freeze_mainloop;	3874	my $freeze_guard = cf::freeze_mainloop;
3258		3875
3259	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;
3260		3882
3261	cf::sync_job {	3883	cf::sync_job {
		3884	cf::write_runtime_sync; # external watchdog should not bark
		3885
3262	# use a peculiar iteration method to avoid tripping on perl	3886	# use a peculiar iteration method to avoid tripping on perl
3263	# refcount bugs in for. also avoids problems with players	3887	# refcount bugs in for. also avoids problems with players
3264	# and maps saved/destroyed asynchronously.	3888	# and maps saved/destroyed asynchronously.
3265	warn "begin emergency player save\n";	3889	info "emergency_perl_save: begin player save\n";
3266	for my $login (keys %cf::PLAYER) {	3890	for my $login (keys %cf::PLAYER) {
3267	my $pl = $cf::PLAYER{$login} or next;	3891	my $pl = $cf::PLAYER{$login} or next;
3268	$pl->valid or next;	3892	$pl->valid or next;
		3893	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3269	$pl->save;	3894	$pl->save;
3270	}	3895	}
3271	warn "end emergency player save\n";	3896	info "emergency_perl_save: end player save\n";
3272		3897
3273	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";
3274	for my $path (keys %cf::MAP) {	3901	for my $path (keys %cf::MAP) {
3275	my $map = $cf::MAP{$path} or next;	3902	my $map = $cf::MAP{$path} or next;
3276	$map->valid or next;	3903	$map->valid or next;
3277	$map->save;	3904	$map->save;
3278	}	3905	}
3279	warn "end emergency map save\n";	3906	info "emergency_perl_save: end map save\n";
3280		3907
3281	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";
3282	BDB::db_env_txn_checkpoint $DB_ENV;	3911	BDB::db_env_txn_checkpoint $DB_ENV;
3283	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 $DB_ENV;
		3922
		3923	info "emergency_perl_save: starting sync\n";
		3924	IO::AIO::aio_sync sub {
		3925	info "emergency_perl_save: finished sync\n";
		3926	};
		3927
		3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	trace "emergency_perl_save: flushing outstanding aio requests";
		3931	while (IO::AIO::nreqs || BDB::nreqs) {
		3932	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3933	}
		3934
		3935	cf::write_runtime_sync; # external watchdog should not bark
3284	};	3936	};
3285		3937
3286	warn "leave emergency perl save\n";	3938	info "emergency_perl_save: leave\n";
3287	}	3939	}
3288		3940
3289	sub post_cleanup {	3941	sub post_cleanup {
3290	my ($make_core) = @_;	3942	my ($make_core) = @_;
3291		3943
		3944	IO::AIO::flush;
		3945
3292	warn Carp::longmess "post_cleanup backtrace"	3946	error Carp::longmess "post_cleanup backtrace"
3293	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	}
3294	}	3976	}
3295		3977
3296	sub do_reload_perl() {	3978	sub do_reload_perl() {
3297	# can/must only be called in main	3979	# can/must only be called in main
3298	if ($Coro::current != $Coro::main) {	3980	unless (in_main) {
3299	warn "can only reload from main coroutine";	3981	error "can only reload from main coroutine";
3300	return;	3982	return;
3301	}	3983	}
3302		3984
3303	warn "reloading...";	3985	return if $RELOAD++;
3304		3986
3305	warn "entering sync_job";	3987	my $t1 = AE::time;
3306		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
3307	cf::sync_job {	3995	cf::sync_job {
3308	cf::write_runtime; # external watchdog should not bark
3309	cf::emergency_save;	3996	#cf::emergency_save;
3310	cf::write_runtime; # external watchdog should not bark
3311		3997
3312	warn "syncing database to disk";
3313	BDB::db_env_txn_checkpoint $DB_ENV;
3314
3315	# if anything goes wrong in here, we should simply crash as we already saved
3316
3317	warn "cancelling all WF_AUTOCANCEL watchers";
3318	for (Event::all_watchers) {
3319	$_->cancel if $_->data & WF_AUTOCANCEL;
3320	}
3321
3322	warn "flushing outstanding aio requests";
3323	for (;;) {
3324	BDB::flush;
3325	IO::AIO::flush;
3326	Coro::cede;
3327	last unless IO::AIO::nreqs || BDB::nreqs;
3328	warn "iterate...";
3329	}
3330
3331	++$RELOAD;
3332
3333	warn "cancelling all extension coros";	3998	trace "perl_reload: cancelling all extension coros";
3334	$_->cancel for values %EXT_CORO;	3999	$_->cancel for values %EXT_CORO;
3335	%EXT_CORO = ();	4000	%EXT_CORO = ();
3336		4001
3337	warn "removing commands";	4002	trace "perl_reload: removing commands";
3338	%COMMAND = ();	4003	%COMMAND = ();
3339		4004
3340	warn "removing ext/exti commands";	4005	trace "perl_reload: removing ext/exti commands";
3341	%EXTCMD = ();	4006	%EXTCMD = ();
3342	%EXTICMD = ();	4007	%EXTICMD = ();
3343		4008
3344	warn "unloading/nuking all extensions";	4009	trace "perl_reload: unloading/nuking all extensions";
3345	for my $pkg (@EXTS) {	4010	for my $pkg (@EXTS) {
3346	warn "... unloading $pkg";	4011	trace "... unloading $pkg";
3347		4012
3348	if (my $cb = $pkg->can ("unload")) {	4013	if (my $cb = $pkg->can ("unload")) {
3349	eval {	4014	eval {
3350	$cb->($pkg);	4015	$cb->($pkg);
3351	1	4016	1
3352	} 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;
3353	}	4022	}
3354		4023
3355	warn "... nuking $pkg";
3356	Symbol::delete_package $pkg;
3357	}
3358
3359	warn "unloading all perl modules loaded from $LIBDIR";	4024	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3360	while (my ($k, $v) = each %INC) {	4025	while (my ($k, $v) = each %INC) {
3361	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4026	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3362		4027
3363	warn "... unloading $k";	4028	trace "... unloading $k";
3364	delete $INC{$k};	4029	delete $INC{$k};
3365		4030
3366	$k =~ s/\.pm$//;	4031	$k =~ s/\.pm$//;
3367	$k =~ s/\//::/g;	4032	$k =~ s/\//::/g;
3368		4033
3369	if (my $cb = $k->can ("unload_module")) {	4034	if (my $cb = $k->can ("unload_module")) {
3370	$cb->();	4035	$cb->();
		4036	}
		4037
		4038	clear_package $k;
3371	}	4039	}
3372		4040
3373	Symbol::delete_package $k;
3374	}
3375
3376	warn "getting rid of safe::, as good as possible";	4041	trace "perl_reload: getting rid of safe::, as good as possible";
3377	Symbol::delete_package "safe::$_"	4042	clear_package "safe::$_"
3378	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);
3379		4044
3380	warn "unloading cf.pm \"a bit\"";	4045	trace "perl_reload: unloading cf.pm \"a bit\"";
3381	delete $INC{"cf.pm"};	4046	delete $INC{"cf.pm"};
3382	delete $INC{"cf/pod.pm"};	4047	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3383		4048
3384	# don't, removes xs symbols, too,	4049	# don't, removes xs symbols, too,
3385	# and global variables created in xs	4050	# and global variables created in xs
3386	#Symbol::delete_package __PACKAGE__;	4051	#clear_package __PACKAGE__;
3387		4052
3388	warn "unload completed, starting to reload now";	4053	info "perl_reload: unload completed, starting to reload now";
3389		4054
3390	warn "reloading cf.pm";	4055	trace "perl_reload: reloading cf.pm";
3391	require cf;	4056	require cf;
3392	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4057	cf::_connect_to_perl_1;
3393		4058
3394	warn "loading config and database again";	4059	trace "perl_reload: loading config and database again";
3395	cf::reload_config;	4060	cf::reload_config;
3396		4061
3397	warn "loading extensions";	4062	trace "perl_reload: loading extensions";
3398	cf::load_extensions;	4063	cf::load_extensions;
3399		4064
		4065	if ($REATTACH_ON_RELOAD) {
3400	warn "reattaching attachments to objects/players";	4066	trace "perl_reload: reattaching attachments to objects/players";
3401	_global_reattach; # objects, sockets	4067	_global_reattach; # objects, sockets
3402	warn "reattaching attachments to maps";	4068	trace "perl_reload: reattaching attachments to maps";
3403	reattach $_ for values %MAP;	4069	reattach $_ for values %MAP;
3404	warn "reattaching attachments to players";	4070	trace "perl_reload: reattaching attachments to players";
3405	reattach $_ for values %PLAYER;	4071	reattach $_ for values %PLAYER;
		4072	}
3406		4073
3407	warn "leaving sync_job";	4074	cf::_post_init 1;
3408		4075
		4076	trace "perl_reload: leaving sync_job";
		4077
3409	1	4078	1
3410	} or do {	4079	} or do {
3411	warn $@;	4080	error $@;
3412	warn "error while reloading, exiting.";	4081	cf::cleanup "perl_reload: error, exiting.";
3413	exit 1;	4082	};
		4083
		4084	--$RELOAD;
3414	};	4085	}
3415		4086
3416	warn "reloaded";	4087	$t1 = AE::time - $t1;
		4088	info "perl_reload: completed in ${t1}s\n";
3417	};	4089	};
3418		4090
3419	our $RELOAD_WATCHER; # used only during reload	4091	our $RELOAD_WATCHER; # used only during reload
3420		4092
3421	sub reload_perl() {	4093	sub reload_perl() {
3422	# doing reload synchronously and two reloads happen back-to-back,	4094	# doing reload synchronously and two reloads happen back-to-back,
3423	# coro crashes during coro_state_free->destroy here.	4095	# coro crashes during coro_state_free->destroy here.
3424		4096
3425	$RELOAD_WATCHER ||= Event->timer (	4097	$RELOAD_WATCHER ||= cf::async {
3426	reentrant => 0,	4098	Coro::AIO::aio_wait cache_extensions;
3427	after => 0,	4099
3428	data => WF_AUTOCANCEL,	4100	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3429	cb => sub {
3430	do_reload_perl;	4101	do_reload_perl;
3431	undef $RELOAD_WATCHER;	4102	undef $RELOAD_WATCHER;
3432	},	4103	};
3433	);	4104	};
3434	}	4105	}
3435		4106
3436	register_command "reload" => sub {	4107	register_command "reload" => sub {
3437	my ($who, $arg) = @_;	4108	my ($who, $arg) = @_;
3438		4109
3439	if ($who->flag (FLAG_WIZ)) {	4110	if ($who->flag (FLAG_WIZ)) {
3440	$who->message ("reloading server.");	4111	$who->message ("reloading server.");
		4112	async {
		4113	$Coro::current->{desc} = "perl_reload";
3441	async { reload_perl };	4114	reload_perl;
		4115	};
3442	}	4116	}
3443	};	4117	};
3444		4118
3445	unshift @INC, $LIBDIR;	4119	#############################################################################
3446		4120
3447	my $bug_warning = 0;	4121	my $bug_warning = 0;
3448		4122
3449	our @WAIT_FOR_TICK;
3450	our @WAIT_FOR_TICK_BEGIN;
3451
3452	sub wait_for_tick {	4123	sub wait_for_tick() {
3453	return unless $TICK_WATCHER->is_active;	4124	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3454	return if $Coro::current == $Coro::main;
3455		4125
3456	my $signal = new Coro::Signal;	4126	$WAIT_FOR_TICK->wait;
3457	push @WAIT_FOR_TICK, $signal;
3458	$signal->wait;
3459	}	4127	}
3460		4128
3461	sub wait_for_tick_begin {	4129	sub wait_for_tick_begin() {
3462	return unless $TICK_WATCHER->is_active;	4130	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3463	return if $Coro::current == $Coro::main;
3464		4131
3465	my $signal = new Coro::Signal;	4132	my $signal = new Coro::Signal;
3466	push @WAIT_FOR_TICK_BEGIN, $signal;	4133	push @WAIT_FOR_TICK_BEGIN, $signal;
3467	$signal->wait;	4134	$signal->wait;
3468	}	4135	}
3469		4136
3470	$TICK_WATCHER = Event->timer (	4137	sub tick {
3471	reentrant => 0,
3472	parked => 1,
3473	prio => 0,
3474	at => $NEXT_TICK || $TICK,
3475	data => WF_AUTOCANCEL,
3476	cb => sub {
3477	if ($Coro::current != $Coro::main) {	4138	if ($Coro::current != $Coro::main) {
3478	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"
3479	unless ++$bug_warning > 10;	4140	unless ++$bug_warning > 10;
3480	return;	4141	return;
3481	}	4142	}
3482		4143
3483	$NOW = $tick_start = Event::time;	4144	cf::one_tick; # one server iteration
3484		4145
3485	cf::server_tick; # one server iteration	4146	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3486		4147
3487	$RUNTIME += $TICK;
3488	$NEXT_TICK += $TICK;
3489
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4148	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	4149	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	4150	Coro::async_pool {
		4151	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	4152	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	4153	or error "ERROR: unable to write runtime file: $!";
3495	};
3496	}	4154	};
		4155	}
3497		4156
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) {
		4166	if ($NEXT_TICK) {
		4167	my $jitter = $TICK_START - $NEXT_TICK;
		4168	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4169	debug "jitter $JITTER\n";#d#
		4170	}
3517	},	4171	}
3518	);	4172	}
3519		4173
3520	{	4174	{
		4175	# configure BDB
		4176
3521	BDB::min_parallel 8;	4177	BDB::min_parallel 16;
3522	BDB::max_poll_time $TICK * 0.1;	4178	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	4179	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		4180
3547	unless ($DB_ENV) {	4181	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	4182	$DB_ENV = BDB::db_env_create;
3549	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4183	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3550	| BDB::LOG_AUTOREMOVE, 1);	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;
3551	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4186	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3552	$DB_ENV->set_timeout (30, BDB::SET_LOCK_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 {
…		…
3565		4200
3566	cf::cleanup "db_env_open(db): $@" if $@;	4201	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	4202	};
3568	}	4203	}
3569		4204
3570	$BDB_DEADLOCK_WATCHER = Event->timer (	4205	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 3,
3572	interval => 1,
3573	hard => 1,
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4206	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3578	},
3579	);	4207	};
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	4208	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	after => 11,
3582	interval => 60,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4209	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	4210	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	4211	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4212	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	4213	};
3600	}	4214	}
3601		4215
3602	{	4216	{
		4217	# configure IO::AIO
		4218
3603	IO::AIO::min_parallel 8;	4219	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	4220	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	4221	undef $AnyEvent::AIO::WATCHER;
3608	reentrant => 0,
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	4222	}
3616		4223
3617	my $_log_backtrace;	4224	our $_log_backtrace;
		4225	our $_log_backtrace_last;
3618		4226
3619	sub _log_backtrace {	4227	sub _log_backtrace {
3620	my ($msg, @addr) = @_;	4228	my ($msg, @addr) = @_;
3621		4229
3622	$msg =~ s/\n//;	4230	$msg =~ s/\n$//;
3623		4231
		4232	if ($_log_backtrace_last eq $msg) {
		4233	LOG llevInfo, "[ABT] $msg\n";
		4234	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3624	# limit the # of concurrent backtraces	4235	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	4236	} elsif ($_log_backtrace < 2) {
		4237	$_log_backtrace_last = $msg;
3626	++$_log_backtrace;	4238	++$_log_backtrace;
		4239	my $perl_bt = Carp::longmess $msg;
3627	async {	4240	async {
		4241	$Coro::current->{desc} = "abt $msg";
		4242
3628	my @bt = fork_call {	4243	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	4244	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4245	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	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 |"
3632	or die "addr2line: $!";	4247	or die "addr2line: $!";
…		…
3640	}	4255	}
3641		4256
3642	@funcs	4257	@funcs
3643	};	4258	};
3644		4259
3645	LOG llevInfo, "[ABT] $msg\n";	4260	LOG llevInfo, "[ABT] $perl_bt\n";
		4261	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3646	LOG llevInfo, "[ABT] $_\n" for @bt;	4262	LOG llevInfo, "[ABT] $_\n" for @bt;
3647	--$_log_backtrace;	4263	--$_log_backtrace;
3648	};	4264	};
3649	} else {	4265	} else {
3650	LOG llevInfo, "[ABT] $msg\n";	4266	LOG llevInfo, "[ABT] $msg\n";
3651	LOG llevInfo, "[ABT] [suppressed]\n";	4267	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3652	}	4268	}
3653	}	4269	}
3654		4270
3655	# load additional modules	4271	# load additional modules
3656	use cf::pod;	4272	require "cf/$_.pm" for @EXTRA_MODULES;
		4273	cf::_connect_to_perl_2;
3657		4274
3658	END { cf::emergency_save }	4275	END { cf::emergency_save }
3659		4276
3660	1	4277	1
3661		4278

Diff Legend

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