[ViewVC] Diff of: cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.414 by root, Thu Apr 10 09:10:45 2008 UTC vs.
Revision 1.479 by root, Thu Oct 8 05:04:27 2009 UTC

…		…
19	# The authors can be reached via e-mail to <support@deliantra.net>	19	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	20	#
21		21
22	package cf;	22	package cf;
23		23
		24	use 5.10.0;
24	use utf8;	25	use utf8;
25	use strict;	26	use strict qw(vars subs);
26		27
27	use Symbol;	28	use Symbol;
28	use List::Util;	29	use List::Util;
29	use Socket;	30	use Socket;
30	use EV 3.2;	31	use EV;
31	use Opcode;	32	use Opcode;
32	use Safe;	33	use Safe;
33	use Safe::Hole;	34	use Safe::Hole;
34	use Storable ();	35	use Storable ();
35		36
		37	use Guard ();
36	use Coro 4.50 ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
39	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
43	use Coro::AIO;	48	use Coro::AIO;
44	use Coro::BDB;	49	use Coro::BDB 1.6;
45	use Coro::Storable;	50	use Coro::Storable;
46	use Coro::Util ();	51	use Coro::Util ();
47		52
48	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
49	use BDB ();	54	use BDB ();
50	use Data::Dumper;	55	use Data::Dumper;
51	use Digest::MD5;	56	use Digest::MD5;
52	use Fcntl;	57	use Fcntl;
53	use YAML ();	58	use YAML ();
54	use IO::AIO 2.51 ();	59	use IO::AIO ();
55	use Time::HiRes;	60	use Time::HiRes;
56	use Compress::LZF;	61	use Compress::LZF;
57	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
58		65
59	# configure various modules to our taste	66	# configure various modules to our taste
60	#	67	#
61	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		76
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	77	# strictly for debugging
		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		79
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		81
69	our %COMMAND = ();	82	our %COMMAND = ();
70	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	86	our %EXTCMD = ();
74	our %EXTICMD = ();	87	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
77		90
78	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	92	our @EVENT;
		93	our @REFLECT; # set by XS
		94	our %REFLECT; # set by us
80		95
81	our $CONFDIR = confdir;	96	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	97	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	98	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	99	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	100	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	101	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	102	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	103	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	104	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	105	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	106	our $BDBDIR = "$LOCALDIR/db";
		107	our $PIDFILE = "$LOCALDIR/pid";
		108	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		109
92	our %RESOURCE;	110	our %RESOURCE;
93		111
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	112	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	113	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	114	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	115	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		116
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	117	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	118	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	119	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	120	our $DB_ENV;
105		121
		122	our @EXTRA_MODULES = qw(pod mapscript);
		123
106	our %CFG;	124	our %CFG;
107		125
108	our $UPTIME; $UPTIME \|\|= time;	126	our $UPTIME; $UPTIME \|\|= time;
109	our $RUNTIME;	127	our $RUNTIME;
110	our $NOW;	128	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	137	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	138	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	139	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	140	our $TICK_START; # for load detecting purposes
123		141
		142	our @POST_INIT;
		143
		144	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		145	our $REALLY_UNLOOP; # never set to true, please :)
		146
124	binmode STDOUT;	147	binmode STDOUT;
125	binmode STDERR;	148	binmode STDERR;
126		149
127	# read virtual server time, if available	150	# read virtual server time, if available
128	unless ($RUNTIME \|\| !-e "$LOCALDIR/runtime") {	151	unless ($RUNTIME \|\| !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	152	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	153	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	154	$RUNTIME = <$fh> + 0.;
132	}	155	}
		156
		157	eval "sub TICK() { $TICK } 1" or die;
133		158
134	mkdir $_	159	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	160	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		161
137	our $EMERGENCY_POSITION;	162	our $EMERGENCY_POSITION;
138		163
139	sub cf::map::normalise;	164	sub cf::map::normalise;
		165
		166	#############################################################################
		167
		168	%REFLECT = ();
		169	for (@REFLECT) {
		170	my $reflect = JSON::XS::decode_json $_;
		171	$REFLECT{$reflect->{class}} = $reflect;
		172	}
140		173
141	#############################################################################	174	#############################################################################
142		175
143	=head2 GLOBAL VARIABLES	176	=head2 GLOBAL VARIABLES
144		177
…		…
195		228
196	This array contains the results of the last C<invoke ()> call. When	229	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	230	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	231	that call.
199		232
		233	=item %cf::REFLECT
		234
		235	Contains, for each (C++) class name, a hash reference with information
		236	about object members (methods, scalars and arrays) and other metadata,
		237	which is useful for introspection.
		238
200	=back	239	=back
201		240
202	=cut	241	=cut
203		242
204	BEGIN {	243	$Coro::State::WARNHOOK = sub {
205	*CORE::GLOBAL::warn = sub {
206	my $msg = join "", @_;	244	my $msg = join "", @_;
207		245
208	$msg .= "\n"	246	$msg .= "\n"
209	unless $msg =~ /\n$/;	247	unless $msg =~ /\n$/;
210		248
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	249	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		250
213	LOG llevError, $msg;	251	LOG llevError, $msg;
214	};	252	};
215	}
216		253
217	$Coro::State::DIEHOOK = sub {	254	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	255	return unless $^S eq 0; # "eq", not "=="
		256
		257	warn Carp::longmess $_[0];
219		258
220	if ($Coro::current == $Coro::main) {#d#	259	if ($Coro::current == $Coro::main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	260	warn "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	261	return;#d#
223	}#d#	262	}#d#
224		263
225	# kill coroutine otherwise	264	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	265	Coro::terminate
228	};	266	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		267
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	268	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	269	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	270	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	271	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	278	for my $pkg (qw(
243	cf::global cf::attachable	279	cf::global cf::attachable
244	cf::object cf::object::player	280	cf::object cf::object::player
245	cf::client cf::player	281	cf::client cf::player
246	cf::arch cf::living	282	cf::arch cf::living
		283	cf::map cf::mapspace
247	cf::map cf::party cf::region	284	cf::party cf::region
248	)) {	285	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	286	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	287	}
252		288
253	$EV::DIED = sub {	289	$EV::DIED = sub {
254	warn "error in event callback: @_";	290	warn "error in event callback: @_";
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	332	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		333
298	sub encode_json($) { $json_coder->encode ($_[0]) }	334	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	335	sub decode_json($) { $json_coder->decode ($_[0]) }
300		336
		337	=item cf::post_init { BLOCK }
		338
		339	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		340	but I<before> the server starts ticking again.
		341
		342	The cdoeblock will have a single boolean argument to indicate whether this
		343	is a reload or not.
		344
		345	=cut
		346
		347	sub post_init(&) {
		348	push @POST_INIT, shift;
		349	}
		350
301	=item cf::lock_wait $string	351	=item cf::lock_wait $string
302		352
303	Wait until the given lock is available. See cf::lock_acquire.	353	Wait until the given lock is available. See cf::lock_acquire.
304		354
305	=item my $lock = cf::lock_acquire $string	355	=item my $lock = cf::lock_acquire $string
306		356
307	Wait until the given lock is available and then acquires it and returns	357	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	358	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	359	for example when the coroutine gets canceled), the lock is automatically
310	returned.	360	returned.
311		361
312	Locks are not recursive, locking from the same coro twice results in a	362	Locks are not recursive, locking from the same coro twice results in a
313	deadlocked coro.	363	deadlocked coro.
…		…
319		369
320	Return true if the lock is currently active, i.e. somebody has locked it.	370	Return true if the lock is currently active, i.e. somebody has locked it.
321		371
322	=cut	372	=cut
323		373
324	our %LOCK;	374	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		375
327	sub lock_wait($) {	376	sub lock_wait($) {
328	my ($key) = @_;	377	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	378	}
341		379
342	sub lock_acquire($) {	380	sub lock_acquire($) {
343	my ($key) = @_;	381	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	382	}
357		383
358	sub lock_active($) {	384	sub lock_active($) {
359	my ($key) = @_;	385	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	386	}
363		387
364	sub freeze_mainloop {	388	sub freeze_mainloop {
365	tick_inhibit_inc;	389	tick_inhibit_inc;
366		390
367	Coro::guard \&tick_inhibit_dec;	391	&Guard::guard (\&tick_inhibit_dec);
368	}	392	}
369		393
370	=item cf::periodic $interval, $cb	394	=item cf::periodic $interval, $cb
371		395
372	Like EV::periodic, but randomly selects a starting point so that the actions	396	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
427	}	451	}
428	}	452	}
429	};	453	};
430		454
431	sub get_slot($;$$) {	455	sub get_slot($;$$) {
		456	return if tick_inhibit \|\| $Coro::current == $Coro::main;
		457
432	my ($time, $pri, $name) = @_;	458	my ($time, $pri, $name) = @_;
433		459
434	$time = $TICK * .6 if $time > $TICK * .6;	460	$time = $TICK * .6 if $time > $TICK * .6;
435	my $sig = new Coro::Signal;	461	my $sig = new Coro::Signal;
436		462
…		…
547	reset_signals;	573	reset_signals;
548	&$cb	574	&$cb
549	}, @args;	575	}, @args;
550		576
551	wantarray ? @res : $res[-1]	577	wantarray ? @res : $res[-1]
		578	}
		579
		580	=item $coin = coin_from_name $name
		581
		582	=cut
		583
		584	our %coin_alias = (
		585	"silver" => "silvercoin",
		586	"silvercoin" => "silvercoin",
		587	"silvercoins" => "silvercoin",
		588	"gold" => "goldcoin",
		589	"goldcoin" => "goldcoin",
		590	"goldcoins" => "goldcoin",
		591	"platinum" => "platinacoin",
		592	"platinumcoin" => "platinacoin",
		593	"platinumcoins" => "platinacoin",
		594	"platina" => "platinacoin",
		595	"platinacoin" => "platinacoin",
		596	"platinacoins" => "platinacoin",
		597	"royalty" => "royalty",
		598	"royalties" => "royalty",
		599	);
		600
		601	sub coin_from_name($) {
		602	$coin_alias{$_[0]}
		603	? cf::arch::find $coin_alias{$_[0]}
		604	: undef
552	}	605	}
553		606
554	=item $value = cf::db_get $family => $key	607	=item $value = cf::db_get $family => $key
555		608
556	Returns a single value from the environment database.	609	Returns a single value from the environment database.
…		…
695		748
696	#############################################################################	749	#############################################################################
697		750
698	=head2 ATTACHABLE OBJECTS	751	=head2 ATTACHABLE OBJECTS
699		752
700	Many objects in crossfire are so-called attachable objects. That means you can	753	Many objects in deliantra are so-called attachable objects. That means you can
701	attach callbacks/event handlers (a collection of which is called an "attachment")	754	attach callbacks/event handlers (a collection of which is called an "attachment")
702	to it. All such attachable objects support the following methods.	755	to it. All such attachable objects support the following methods.
703		756
704	In the following description, CLASS can be any of C<global>, C<object>	757	In the following description, CLASS can be any of C<global>, C<object>
705	C<player>, C<client> or C<map> (i.e. the attachable objects in	758	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
755	=item cf::CLASS::attachment $name, ...	808	=item cf::CLASS::attachment $name, ...
756		809
757	Register an attachment by C<$name> through which attachable objects of the	810	Register an attachment by C<$name> through which attachable objects of the
758	given CLASS can refer to this attachment.	811	given CLASS can refer to this attachment.
759		812
760	Some classes such as crossfire maps and objects can specify attachments	813	Some classes such as deliantra maps and objects can specify attachments
761	that are attached at load/instantiate time, thus the need for a name.	814	that are attached at load/instantiate time, thus the need for a name.
762		815
763	These calls expect any number of the following handler/hook descriptions:	816	These calls expect any number of the following handler/hook descriptions:
764		817
765	=over 4	818	=over 4
…		…
1056		1109
1057	sub reattach {	1110	sub reattach {
1058	# basically do the same as instantiate, without calling instantiate	1111	# basically do the same as instantiate, without calling instantiate
1059	my ($obj) = @_;	1112	my ($obj) = @_;
1060		1113
		1114	# no longer needed after getting rid of delete_package?
1061	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1115	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1062		1116
1063	my $registry = $obj->registry;	1117	my $registry = $obj->registry;
1064		1118
1065	@$registry = ();	1119	@$registry = ();
1066		1120
…		…
1112	utf8::decode (my $decname = $filename);	1166	utf8::decode (my $decname = $filename);
1113	warn sprintf "saving %s (%d,%d)\n",	1167	warn sprintf "saving %s (%d,%d)\n",
1114	$decname, length $$rdata, scalar @$objs;	1168	$decname, length $$rdata, scalar @$objs;
1115		1169
1116	if (my $fh = aio_open "$filename~", O_WRONLY \| O_CREAT, 0600) {	1170	if (my $fh = aio_open "$filename~", O_WRONLY \| O_CREAT, 0600) {
1117	chmod SAVE_MODE, $fh;	1171	aio_chmod $fh, SAVE_MODE;
1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1172	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1119	aio_fsync $fh if $cf::USE_FSYNC;	1173	if ($cf::USE_FSYNC) {
		1174	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;
		1175	aio_fsync $fh;
		1176	}
1120	close $fh;	1177	aio_close $fh;
1121		1178
1122	if (@$objs) {	1179	if (@$objs) {
1123	if (my $fh = aio_open "$filename.pst~", O_WRONLY \| O_CREAT, 0600) {	1180	if (my $fh = aio_open "$filename.pst~", O_WRONLY \| O_CREAT, 0600) {
1124	chmod SAVE_MODE, $fh;	1181	aio_chmod $fh, SAVE_MODE;
1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1182	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1126	aio_write $fh, 0, (length $data), $data, 0;	1183	aio_write $fh, 0, (length $data), $data, 0;
1127	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
1128	close $fh;	1188	aio_close $fh;
1129	aio_rename "$filename.pst~", "$filename.pst";	1189	aio_rename "$filename.pst~", "$filename.pst";
1130	}	1190	}
1131	} else {	1191	} else {
1132	aio_unlink "$filename.pst";	1192	aio_unlink "$filename.pst";
1133	}	1193	}
1134		1194
1135	aio_rename "$filename~", $filename;	1195	aio_rename "$filename~", $filename;
		1196
		1197	$filename =~ s%/[^/]+$%%;
		1198	aio_pathsync $filename if $cf::USE_FSYNC;
1136	} else {	1199	} else {
1137	warn "FATAL: $filename~: $!\n";	1200	warn "unable to save objects: $filename~: $!\n";
1138	}	1201	}
1139	} else {	1202	} else {
1140	aio_unlink $filename;	1203	aio_unlink $filename;
1141	aio_unlink "$filename.pst";	1204	aio_unlink "$filename.pst";
1142	}	1205	}
…		…
1233	my ($name, $cb) = @_;	1296	my ($name, $cb) = @_;
1234		1297
1235	$EXTICMD{$name} = $cb;	1298	$EXTICMD{$name} = $cb;
1236	}	1299	}
1237		1300
		1301	use File::Glob ();
		1302
1238	cf::player->attach (	1303	cf::player->attach (
1239	on_command => sub {	1304	on_command => sub {
1240	my ($pl, $name, $params) = @_;	1305	my ($pl, $name, $params) = @_;
1241		1306
1242	my $cb = $COMMAND{$name}	1307	my $cb = $COMMAND{$name}
…		…
1274		1339
1275	cf::override;	1340	cf::override;
1276	},	1341	},
1277	);	1342	);
1278		1343
		1344	# "readahead" all extensions
		1345	sub cache_extensions {
		1346	my $grp = IO::AIO::aio_group;
		1347
		1348	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1349	for (grep /\.ext$/, @{$_[0]}) {
		1350	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1351	}
		1352	};
		1353
		1354	$grp
		1355	}
		1356
1279	sub load_extensions {	1357	sub load_extensions {
1280	cf::sync_job {	1358	cf::sync_job {
1281	my %todo;	1359	my %todo;
1282		1360
1283	for my $path (<$LIBDIR/*.ext>) {	1361	for my $path (<$LIBDIR/*.ext>) {
…		…
1302		1380
1303	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1381	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1304	if $source =~ /\A#!.?perl.?#\s(.)$/m;	1382	if $source =~ /\A#!.?perl.?#\s(.)$/m;
1305		1383
1306	$ext{source} =	1384	$ext{source} =
1307	"package $pkg; use strict; use utf8;\n"	1385	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1308	. "#line 1 \"$path\"\n{\n"	1386	. "#line 1 \"$path\"\n{\n"
1309	. $source	1387	. $source
1310	. "\n};\n1";	1388	. "\n};\n1";
1311		1389
1312	$todo{$base} = \%ext;	1390	$todo{$base} = \%ext;
…		…
1352		1430
1353	=back	1431	=back
1354		1432
1355	=head2 CORE EXTENSIONS	1433	=head2 CORE EXTENSIONS
1356		1434
1357	Functions and methods that extend core crossfire objects.	1435	Functions and methods that extend core deliantra objects.
1358		1436
1359	=cut	1437	=cut
1360		1438
1361	package cf::player;	1439	package cf::player;
1362		1440
…		…
1405		1483
1406	sub exists($) {	1484	sub exists($) {
1407	my ($login) = @_;	1485	my ($login) = @_;
1408		1486
1409	$cf::PLAYER{$login}	1487	$cf::PLAYER{$login}
1410	or cf::sync_job { !aio_stat path $login }	1488	or !aio_stat path $login
1411	}	1489	}
1412		1490
1413	sub find($) {	1491	sub find($) {
1414	return $cf::PLAYER{$_[0]} \|\| do {	1492	return $cf::PLAYER{$_[0]} \|\| do {
1415	my $login = $_[0];	1493	my $login = $_[0];
…		…
1427	my $f = new_from_file cf::object::thawer path $login	1505	my $f = new_from_file cf::object::thawer path $login
1428	or return;	1506	or return;
1429		1507
1430	my $pl = cf::player::load_pl $f	1508	my $pl = cf::player::load_pl $f
1431	or return;	1509	or return;
		1510
1432	local $cf::PLAYER_LOADING{$login} = $pl;	1511	local $cf::PLAYER_LOADING{$login} = $pl;
1433	$f->resolve_delayed_derefs;	1512	$f->resolve_delayed_derefs;
1434	$cf::PLAYER{$login} = $pl	1513	$cf::PLAYER{$login} = $pl
1435	}	1514	}
1436	}	1515	}
…		…
1446		1525
1447	return if $pl->{deny_save};	1526	return if $pl->{deny_save};
1448		1527
1449	aio_mkdir playerdir $pl, 0770;	1528	aio_mkdir playerdir $pl, 0770;
1450	$pl->{last_save} = $cf::RUNTIME;	1529	$pl->{last_save} = $cf::RUNTIME;
		1530
		1531	cf::get_slot 0.01;
1451		1532
1452	$pl->save_pl ($path);	1533	$pl->save_pl ($path);
1453	cf::cede_to_tick;	1534	cf::cede_to_tick;
1454	}	1535	}
1455		1536
…		…
1487	my ($pl) = @_;	1568	my ($pl) = @_;
1488		1569
1489	my $name = $pl->ob->name;	1570	my $name = $pl->ob->name;
1490		1571
1491	$pl->{deny_save} = 1;	1572	$pl->{deny_save} = 1;
1492	$pl->password ("*"); # this should lock out the player until we nuked the dir	1573	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1493		1574
1494	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1575	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1495	$pl->deactivate;	1576	$pl->deactivate;
		1577	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1578	$pl->ob->check_score;
1496	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1579	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1497	$pl->ns->destroy if $pl->ns;	1580	$pl->ns->destroy if $pl->ns;
1498		1581
1499	my $path = playerdir $pl;	1582	my $path = playerdir $pl;
1500	my $temp = "$path~$cf::RUNTIME~deleting~";	1583	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1539		1622
1540	for my $login (@$dirs) {	1623	for my $login (@$dirs) {
1541	my $path = path $login;	1624	my $path = path $login;
1542		1625
1543	# a .pst is a dead give-away for a valid player	1626	# a .pst is a dead give-away for a valid player
1544	unless (-e "$path.pst") {	1627	# if no pst file found, open and chekc for blocked users
		1628	if (aio_stat "$path.pst") {
1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1629	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1546	aio_read $fh, 0, 512, my $buf, 0 or next;	1630	aio_read $fh, 0, 512, my $buf, 0 or next;
1547	$buf !~ /^password -------------$/m or next; # official not-valid tag	1631	$buf !~ /^password -------------$/m or next; # official not-valid tag
1548	}	1632	}
1549		1633
…		…
1580	}	1664	}
1581		1665
1582	\@paths	1666	\@paths
1583	}	1667	}
1584		1668
1585	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1669	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1586		1670
1587	Expand crossfire pod fragments into protocol xml.	1671	Expand deliantra pod fragments into protocol xml.
1588
1589	=cut
1590
1591	use re 'eval';
1592
1593	my $group;
1594	my $interior; $interior = qr{
1595	# match a pod interior sequence sans C<< >>
1596	(?:
1597	\ (.*?)\ (?{ $group = $^N })
1598	\| < (??{$interior}) >
1599	)
1600	}x;
1601
1602	sub expand_cfpod {
1603	my ($self, $pod) = @_;
1604
1605	my $xml;
1606
1607	while () {
1608	if ($pod =~ /\G( (?: [^BCGHITU]+ \| .(?!<) )+ )/xgcs) {
1609	$group = $1;
1610
1611	$group =~ s/&/&/g;
1612	$group =~ s/</</g;
1613
1614	$xml .= $group;
1615	} elsif ($pod =~ m%\G
1616	([BCGHITU])
1617	<
1618	(?:
1619	([^<>]*) (?{ $group = $^N })
1620	\| < $interior >
1621	)
1622	>
1623	%gcsx
1624	) {
1625	my ($code, $data) = ($1, $group);
1626
1627	if ($code eq "B") {
1628	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1629	} elsif ($code eq "I") {
1630	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1631	} elsif ($code eq "U") {
1632	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1633	} elsif ($code eq "C") {
1634	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1635	} elsif ($code eq "T") {
1636	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1637	} elsif ($code eq "G") {
1638	my ($male, $female) = split /\\|/, $data;
1639	$data = $self->gender ? $female : $male;
1640	$xml .= expand_cfpod ($self, $data);
1641	} elsif ($code eq "H") {
1642	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1644	"")
1645	[$self->{hintmode}];
1646	} else {
1647	$xml .= "error processing '$code($data)' directive";
1648	}
1649	} else {
1650	if ($pod =~ /\G(.+)/) {
1651	warn "parse error while expanding $pod (at $1)";
1652	}
1653	last;
1654	}
1655	}
1656
1657	for ($xml) {
1658	# create single paragraphs (very hackish)
1659	s/(?<=\S)\n(?=\w)/ /g;
1660
1661	# compress some whitespace
1662	s/\s+\n/\n/g; # ws line-ends
1663	s/\n\n+/\n/g; # double lines
1664	s/^\n+//; # beginning lines
1665	s/\n+$//; # ending lines
1666	}
1667
1668	$xml
1669	}
1670
1671	no re 'eval';
1672
1673	sub hintmode {
1674	$_[0]{hintmode} = $_[1] if @_ > 1;
1675	$_[0]{hintmode}
1676	}
1677		1672
1678	=item $player->ext_reply ($msgid, @msg)	1673	=item $player->ext_reply ($msgid, @msg)
1679		1674
1680	Sends an ext reply to the player.	1675	Sends an ext reply to the player.
1681		1676
…		…
1748	our $MAX_RESET = 3600;	1743	our $MAX_RESET = 3600;
1749	our $DEFAULT_RESET = 3000;	1744	our $DEFAULT_RESET = 3000;
1750		1745
1751	sub generate_random_map {	1746	sub generate_random_map {
1752	my ($self, $rmp) = @_;	1747	my ($self, $rmp) = @_;
		1748
		1749	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1750
1753	# mit "rum" bekleckern, nicht	1751	# mit "rum" bekleckern, nicht
1754	$self->_create_random_map (	1752	$self->_create_random_map (
1755	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1753	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1756	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1754	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1757	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1755	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1879		1877
1880	# the temporary/swap location	1878	# the temporary/swap location
1881	sub save_path {	1879	sub save_path {
1882	my ($self) = @_;	1880	my ($self) = @_;
1883		1881
1884	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1882	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1885	"$TMPDIR/$path.map"	1883	"$TMPDIR/$path.map"
1886	}	1884	}
1887		1885
1888	# the unique path, undef == no special unique path	1886	# the unique path, undef == no special unique path
1889	sub uniq_path {	1887	sub uniq_path {
1890	my ($self) = @_;	1888	my ($self) = @_;
1891		1889
1892	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1890	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1893	"$UNIQUEDIR/$path"	1891	"$UNIQUEDIR/$path"
1894	}
1895
1896	# and all this just because we cannot iterate over
1897	# all maps in C++...
1898	sub change_all_map_light {
1899	my ($change) = @_;
1900
1901	$_->change_map_light ($change)
1902	for grep $_->outdoor, values %cf::MAP;
1903	}	1892	}
1904		1893
1905	sub decay_objects {	1894	sub decay_objects {
1906	my ($self) = @_;	1895	my ($self) = @_;
1907		1896
…		…
1991	sub find {	1980	sub find {
1992	my ($path, $origin) = @_;	1981	my ($path, $origin) = @_;
1993		1982
1994	$path = normalise $path, $origin && $origin->path;	1983	$path = normalise $path, $origin && $origin->path;
1995		1984
1996	cf::lock_wait "map_data:$path";#d#remove	1985	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1997	cf::lock_wait "map_find:$path";	1986	my $guard2 = cf::lock_acquire "map_find:$path";
1998		1987
1999	$cf::MAP{$path} \|\| do {	1988	$cf::MAP{$path} \|\| do {
2000	my $guard1 = cf::lock_acquire "map_find:$path";
2001	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2002
2003	my $map = new_from_path cf::map $path	1989	my $map = new_from_path cf::map $path
2004	or return;	1990	or return;
2005		1991
2006	$map->{last_save} = $cf::RUNTIME;	1992	$map->{last_save} = $cf::RUNTIME;
2007		1993
…		…
2009	or return;	1995	or return;
2010		1996
2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1997	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2012	# doing this can freeze the server in a sync job, obviously	1998	# doing this can freeze the server in a sync job, obviously
2013	#$cf::WAIT_FOR_TICK->wait;	1999	#$cf::WAIT_FOR_TICK->wait;
		2000	undef $guard2;
2014	undef $guard1;	2001	undef $guard1;
2015	undef $guard2;
2016	$map->reset;	2002	$map->reset;
2017	return find $path;	2003	return find $path;
2018	}	2004	}
2019		2005
2020	$cf::MAP{$path} = $map	2006	$cf::MAP{$path} = $map
…		…
2047	my $f = new_from_file cf::object::thawer $self->{load_path};	2033	my $f = new_from_file cf::object::thawer $self->{load_path};
2048	$f->skip_block;	2034	$f->skip_block;
2049	$self->_load_objects ($f)	2035	$self->_load_objects ($f)
2050	or return;	2036	or return;
2051		2037
2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2038	$self->post_load_original
2053	if delete $self->{load_original};	2039	if delete $self->{load_original};
2054		2040
2055	if (my $uniq = $self->uniq_path) {	2041	if (my $uniq = $self->uniq_path) {
2056	utf8::encode $uniq;	2042	utf8::encode $uniq;
2057	unless (aio_stat $uniq) {	2043	unless (aio_stat $uniq) {
…		…
2075	unless ($self->{deny_activate}) {	2061	unless ($self->{deny_activate}) {
2076	$self->decay_objects;	2062	$self->decay_objects;
2077	$self->fix_auto_apply;	2063	$self->fix_auto_apply;
2078	$self->update_buttons;	2064	$self->update_buttons;
2079	cf::cede_to_tick;	2065	cf::cede_to_tick;
2080	$self->set_darkness_map;
2081	cf::cede_to_tick;
2082	$self->activate;	2066	$self->activate;
2083	}	2067	}
2084		2068
2085	$self->{last_save} = $cf::RUNTIME;	2069	$self->{last_save} = $cf::RUNTIME;
2086	$self->last_access ($cf::RUNTIME);	2070	$self->last_access ($cf::RUNTIME);
2087		2071
2088	$self->in_memory (cf::MAP_IN_MEMORY);	2072	$self->in_memory (cf::MAP_ACTIVE);
2089	}	2073	}
2090		2074
2091	$self->post_load;	2075	$self->post_load;
2092	}	2076	}
2093		2077
…		…
2151	my ($path, $origin, $load) = @_;	2135	my ($path, $origin, $load) = @_;
2152		2136
2153	$path = normalise $path, $origin && $origin->{path};	2137	$path = normalise $path, $origin && $origin->{path};
2154		2138
2155	if (my $map = $cf::MAP{$path}) {	2139	if (my $map = $cf::MAP{$path}) {
2156	return $map if !$load \|\| $map->in_memory == cf::MAP_IN_MEMORY;	2140	return $map if !$load \|\| $map->in_memory == cf::MAP_ACTIVE;
2157	}	2141	}
2158		2142
2159	$MAP_PREFETCH{$path} \|= $load;	2143	$MAP_PREFETCH{$path} \|= $load;
2160		2144
2161	$MAP_PREFETCHER \|\|= cf::async {	2145	$MAP_PREFETCHER \|\|= cf::async {
…		…
2198	cf::async {	2182	cf::async {
2199	$Coro::current->{desc} = "map player save";	2183	$Coro::current->{desc} = "map player save";
2200	$_->contr->save for $self->players;	2184	$_->contr->save for $self->players;
2201	};	2185	};
2202		2186
		2187	cf::get_slot 0.02;
		2188
2203	if ($uniq) {	2189	if ($uniq) {
2204	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	2190	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
2205	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2191	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2206	} else {	2192	} else {
2207	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	2193	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
…		…
2215	$self->save;	2201	$self->save;
2216		2202
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";	2203	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2204
2219	return if $self->players;	2205	return if $self->players;
2220	return if $self->in_memory != cf::MAP_IN_MEMORY;	2206	return if $self->in_memory != cf::MAP_ACTIVE;
2221	return if $self->{deny_save};	2207	return if $self->{deny_save};
2222		2208
2223	$self->in_memory (cf::MAP_SWAPPED);	2209	$self->in_memory (cf::MAP_SWAPPED);
2224		2210
2225	$self->deactivate;	2211	$self->deactivate;
…		…
2250		2236
2251	my $lock = cf::lock_acquire "map_data:$self->{path}";	2237	my $lock = cf::lock_acquire "map_data:$self->{path}";
2252		2238
2253	return if $self->players;	2239	return if $self->players;
2254		2240
2255	warn "resetting map ", $self->path;	2241	warn "resetting map ", $self->path, "\n";
2256		2242
2257	$self->in_memory (cf::MAP_SWAPPED);	2243	$self->in_memory (cf::MAP_SWAPPED);
2258		2244
2259	# need to save uniques path	2245	# need to save uniques path
2260	unless ($self->{deny_save}) {	2246	unless ($self->{deny_save}) {
…		…
2343		2329
2344	sub unique_maps() {	2330	sub unique_maps() {
2345	[	2331	[
2346	map {	2332	map {
2347	utf8::decode $_;	2333	utf8::decode $_;
2348	/\.map$/	2334	s/\.map$//; # TODO future compatibility hack
		2335	/\.pst$/ \|\| !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2336	? ()
2349	? normalise $_	2337	: normalise $_
2350	: ()
2351	} @{ aio_readdir $UNIQUEDIR or [] }	2338	} @{ aio_readdir $UNIQUEDIR or [] }
2352	]	2339	]
2353	}	2340	}
2354		2341
2355	package cf;
2356
2357	=back	2342	=back
2358		2343
2359	=head3 cf::object	2344	=head3 cf::object
2360		2345
2361	=cut	2346	=cut
…		…
2364		2349
2365	=over 4	2350	=over 4
2366		2351
2367	=item $ob->inv_recursive	2352	=item $ob->inv_recursive
2368		2353
2369	Returns the inventory of the object _and_ their inventories, recursively.	2354	Returns the inventory of the object I<and> their inventories, recursively,
		2355	but I<not> the object itself.
2370		2356
2371	=cut	2357	=cut
2372		2358
2373	sub inv_recursive_;	2359	sub inv_recursive_;
2374	sub inv_recursive_ {	2360	sub inv_recursive_ {
…		…
2379	inv_recursive_ inv $_[0]	2365	inv_recursive_ inv $_[0]
2380	}	2366	}
2381		2367
2382	=item $ref = $ob->ref	2368	=item $ref = $ob->ref
2383		2369
2384	creates and returns a persistent reference to an objetc that can be stored as a string.	2370	Creates and returns a persistent reference to an object that can be stored as a string.
2385		2371
2386	=item $ob = cf::object::deref ($refstring)	2372	=item $ob = cf::object::deref ($refstring)
2387		2373
2388	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2374	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2389	even if the object actually exists. May block.	2375	even if the object actually exists. May block.
…		…
2421	can be C<undef>. Does the right thing when the player is currently in a	2407	can be C<undef>. Does the right thing when the player is currently in a
2422	dialogue with the given NPC character.	2408	dialogue with the given NPC character.
2423		2409
2424	=cut	2410	=cut
2425		2411
		2412	our $SAY_CHANNEL = {
		2413	id => "say",
		2414	title => "Map",
		2415	reply => "say ",
		2416	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2417	};
		2418
		2419	our $CHAT_CHANNEL = {
		2420	id => "chat",
		2421	title => "Chat",
		2422	reply => "chat ",
		2423	tooltip => "Player chat and shouts, global to the server.",
		2424	};
		2425
2426	# rough implementation of a future "reply" method that works	2426	# rough implementation of a future "reply" method that works
2427	# with dialog boxes.	2427	# with dialog boxes.
2428	#TODO: the first argument must go, split into a $npc->reply_to ( method	2428	#TODO: the first argument must go, split into a $npc->reply_to ( method
2429	sub cf::object::player::reply($$$;$) {	2429	sub cf::object::player::reply($$$;$) {
2430	my ($self, $npc, $msg, $flags) = @_;	2430	my ($self, $npc, $msg, $flags) = @_;
…		…
2441	my $dialog = $pl->{npc_dialog};	2441	my $dialog = $pl->{npc_dialog};
2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2443		2443
2444	} else {	2444	} else {
2445	$msg = $npc->name . " says: $msg" if $npc;	2445	$msg = $npc->name . " says: $msg" if $npc;
2446	$self->message ($msg, $flags);	2446	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2447	}	2447	}
2448	}	2448	}
2449	}	2449	}
2450		2450
2451	=item $object->send_msg ($channel, $msg, $color, [extra...])	2451	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2476		2476
2477	=item $player_object->enter_link	2477	=item $player_object->enter_link
2478		2478
2479	Freezes the player and moves him/her to a special map (C<{link}>).	2479	Freezes the player and moves him/her to a special map (C<{link}>).
2480		2480
2481	The player should be reasonably safe there for short amounts of time. You	2481	The player should be reasonably safe there for short amounts of time (e.g.
2482	I<MUST> call C<leave_link> as soon as possible, though.	2482	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2483	though, as the palyer cannot control the character while it is on the link
		2484	map.
2483		2485
2484	Will never block.	2486	Will never block.
2485		2487
2486	=item $player_object->leave_link ($map, $x, $y)	2488	=item $player_object->leave_link ($map, $x, $y)
2487		2489
…		…
2545		2547
2546	$map->load;	2548	$map->load;
2547	$map->load_neighbours;	2549	$map->load_neighbours;
2548		2550
2549	return unless $self->contr->active;	2551	return unless $self->contr->active;
2550	$self->activate_recursive;
2551		2552
2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2553	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2553	$self->enter_map ($map, $x, $y);	2554	$self->enter_map ($map, $x, $y);
		2555
		2556	# only activate afterwards, to support waiting in hooks
		2557	$self->activate_recursive;
2554	}	2558	}
2555		2559
2556	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2560	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2557		2561
2558	Moves the player to the given map-path and coordinates by first freezing	2562	Moves the player to the given map-path and coordinates by first freezing
2559	her, loading and preparing them map, calling the provided $check callback	2563	her, loading and preparing them map, calling the provided $check callback
2560	that has to return the map if sucecssful, and then unfreezes the player on	2564	that has to return the map if sucecssful, and then unfreezes the player on
2561	the new (success) or old (failed) map position. In either case, $done will	2565	the new (success) or old (failed) map position. In either case, $done will
2562	be called at the end of this process.	2566	be called at the end of this process.
		2567
		2568	Note that $check will be called with a potentially non-loaded map, so if
		2569	it needs a loaded map it has to call C<< ->load >>.
2563		2570
2564	=cut	2571	=cut
2565		2572
2566	our $GOTOGEN;	2573	our $GOTOGEN;
2567		2574
…		…
2646	}	2653	}
2647		2654
2648	sub prepare_random_map {	2655	sub prepare_random_map {
2649	my ($exit) = @_;	2656	my ($exit) = @_;
2650		2657
2651	my $guard = cf::lock_acquire "exit_prepare:$exit";
2652
2653	# all this does is basically replace the /! path by	2658	# all this does is basically replace the /! path by
2654	# a new random map path (?random/...) with a seed	2659	# a new random map path (?random/...) with a seed
2655	# that depends on the exit object	2660	# that depends on the exit object
2656		2661
2657	my $rmp = parse_random_map_params $exit->msg;	2662	my $rmp = parse_random_map_params $exit->msg;
…		…
2659	if ($exit->map) {	2664	if ($exit->map) {
2660	$rmp->{region} = $exit->region->name;	2665	$rmp->{region} = $exit->region->name;
2661	$rmp->{origin_map} = $exit->map->path;	2666	$rmp->{origin_map} = $exit->map->path;
2662	$rmp->{origin_x} = $exit->x;	2667	$rmp->{origin_x} = $exit->x;
2663	$rmp->{origin_y} = $exit->y;	2668	$rmp->{origin_y} = $exit->y;
		2669
		2670	$exit->map->touch;
2664	}	2671	}
2665		2672
2666	$rmp->{random_seed} \|\|= $exit->random_seed;	2673	$rmp->{random_seed} \|\|= $exit->random_seed;
2667		2674
2668	my $data = cf::encode_json $rmp;	2675	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2669	my $md5 = Digest::MD5::md5_hex $data;	2676	my $md5 = Digest::MD5::md5_hex $data;
2670	my $meta = "$RANDOMDIR/$md5.meta";	2677	my $meta = "$RANDOMDIR/$md5.meta";
2671		2678
2672	if (my $fh = aio_open "$meta~", O_WRONLY \| O_CREAT, 0666) {	2679	if (my $fh = aio_open "$meta~", O_WRONLY \| O_CREAT, 0666) {
2673	aio_write $fh, 0, (length $data), $data, 0;	2680	aio_write $fh, 0, (length $data), $data, 0;
2674	undef $fh;	2681	undef $fh;
2675	aio_rename "$meta~", $meta;	2682	aio_rename "$meta~", $meta;
2676		2683
		2684	my $slaying = "?random/$md5";
		2685
		2686	if ($exit->valid) {
2677	$exit->slaying ("?random/$md5");	2687	$exit->slaying ("?random/$md5");
2678	$exit->msg (undef);	2688	$exit->msg (undef);
		2689	}
2679	}	2690	}
2680	}	2691	}
2681		2692
2682	sub cf::object::player::enter_exit {	2693	sub cf::object::player::enter_exit {
2683	my ($self, $exit) = @_;	2694	my ($self, $exit) = @_;
2684		2695
2685	return unless $self->type == cf::PLAYER;	2696	return unless $self->type == cf::PLAYER;
2686		2697
2687	if ($exit->slaying eq "/!") {
2688	#TODO: this should de-fi-ni-te-ly not be a sync-job
2689	# the problem is that $exit might not survive long enough
2690	# so it needs to be done right now, right here
2691	cf::sync_job { prepare_random_map $exit };
2692	}
2693
2694	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2695	my $hp = $exit->stats->hp;
2696	my $sp = $exit->stats->sp;
2697
2698	$self->enter_link;	2698	$self->enter_link;
2699		2699
2700	# if exit is damned, update players death & WoR home-position
2701	$self->contr->savebed ($slaying, $hp, $sp)
2702	if $exit->flag (FLAG_DAMNED);
2703
2704	(async {	2700	(async {
2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2701	$Coro::current->{desc} = "enter_exit";
2706		2702
2707	$self->deactivate_recursive; # just to be sure
2708	unless (eval {	2703	unless (eval {
		2704	$self->deactivate_recursive; # just to be sure
		2705
		2706	# random map handling
		2707	{
		2708	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2709
		2710	prepare_random_map $exit
		2711	if $exit->slaying eq "/!";
		2712	}
		2713
		2714	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2715	my $x = $exit->stats->hp;
		2716	my $y = $exit->stats->sp;
		2717
2709	$self->goto ($slaying, $hp, $sp);	2718	$self->goto ($map, $x, $y);
2710		2719
		2720	# if exit is damned, update players death & WoR home-position
		2721	$self->contr->savebed ($map, $x, $y)
		2722	if $exit->flag (cf::FLAG_DAMNED);
		2723
2711	1;	2724	1
2712	}) {	2725	}) {
2713	$self->message ("Something went wrong deep within the crossfire server. "	2726	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	2727	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	2728	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE \| cf::NDI_RED);	2729	cf::NDI_UNIQUE \| cf::NDI_RED);
2717		2730
2718	warn "ERROR in enter_exit: $@";	2731	warn "ERROR in enter_exit: $@";
…		…
2784	id => "infobox",	2797	id => "infobox",
2785	title => "Body Parts",	2798	title => "Body Parts",
2786	reply => undef,	2799	reply => undef,
2787	tooltip => "Shows which body parts you posess and are available",	2800	tooltip => "Shows which body parts you posess and are available",
2788	},	2801	},
		2802	"c/statistics" => {
		2803	id => "infobox",
		2804	title => "Statistics",
		2805	reply => undef,
		2806	tooltip => "Shows your primary statistics",
		2807	},
		2808	"c/skills" => {
		2809	id => "infobox",
		2810	title => "Skills",
		2811	reply => undef,
		2812	tooltip => "Shows your experience per skill and item power",
		2813	},
		2814	"c/shopitems" => {
		2815	id => "infobox",
		2816	title => "Shop Items",
		2817	reply => undef,
		2818	tooltip => "Shows the items currently for sale in this shop",
		2819	},
		2820	"c/resistances" => {
		2821	id => "infobox",
		2822	title => "Resistances",
		2823	reply => undef,
		2824	tooltip => "Shows your resistances",
		2825	},
		2826	"c/pets" => {
		2827	id => "infobox",
		2828	title => "Pets",
		2829	reply => undef,
		2830	tooltip => "Shows information abotu your pets/a specific pet",
		2831	},
		2832	"c/perceiveself" => {
		2833	id => "infobox",
		2834	title => "Perceive Self",
		2835	reply => undef,
		2836	tooltip => "You gained detailed knowledge about yourself",
		2837	},
2789	"c/uptime" => {	2838	"c/uptime" => {
2790	id => "infobox",	2839	id => "infobox",
2791	title => "Uptime",	2840	title => "Uptime",
2792	reply => undef,	2841	reply => undef,
2793	tooltip => "How long the server has been running since last restart",	2842	tooltip => "How long the server has been running since last restart",
…		…
2796	id => "infobox",	2845	id => "infobox",
2797	title => "Map Info",	2846	title => "Map Info",
2798	reply => undef,	2847	reply => undef,
2799	tooltip => "Information related to the maps",	2848	tooltip => "Information related to the maps",
2800	},	2849	},
		2850	"c/party" => {
		2851	id => "party",
		2852	title => "Party",
		2853	reply => "gsay ",
		2854	tooltip => "Messages and chat related to your party",
		2855	},
		2856	"c/death" => {
		2857	id => "death",
		2858	title => "Death",
		2859	reply => undef,
		2860	tooltip => "Reason for and more info about your most recent death",
		2861	},
		2862	"c/say" => $SAY_CHANNEL,
		2863	"c/chat" => $CHAT_CHANNEL,
2801	);	2864	);
2802		2865
2803	sub cf::client::send_msg {	2866	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	2867	my ($self, $channel, $msg, $color, @extra) = @_;
2805		2868
2806	$msg = $self->pl->expand_cfpod ($msg);	2869	$msg = $self->pl->expand_cfpod ($msg)
		2870	unless $color & cf::NDI_VERBATIM;
2807		2871
2808	$color &= cf::NDI_CLIENT_MASK; # just in case...	2872	$color &= cf::NDI_CLIENT_MASK; # just in case...
2809		2873
2810	# check predefined channels, for the benefit of C	2874	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	2875	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	2876	$channel = $CHANNEL{$channel};
2813		2877
2814	$self->ext_msg (channel_info => $channel)	2878	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	2879	$channel = $channel->{id};
2818		2880
2819	} elsif (ref $channel) {	2881	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	2882	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	2883	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	2884	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	2885	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	2886	}
2826		2887
2827	$channel = $channel->{id};	2888	$channel = $channel->{id};
2828	}	2889	}
2829		2890
2830	return unless @extra \|\| length $msg;	2891	return unless @extra \|\| length $msg;
2831		2892
2832	if ($self->can_msg) {
2833	# default colour, mask it out	2893	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK \| cf::NDI_DEF)	2894	$color &= ~(cf::NDI_COLOR_MASK \| cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	2895	if $color & cf::NDI_DEF;
2836		2896
2837	$self->send_packet ("msg " . $self->{json_coder}->encode (	2897	my $pkt = "msg "
		2898	. $self->{json_coder}->encode (
2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2899	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2839	} else {	2900	);
2840	if ($color >= 0) {
2841	# replace some tags by gcfclient-compatible ones
2842	for ($msg) {
2843	1 while
2844	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2845	\|\| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2846	\|\| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2847	\|\| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2848	\|\| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2849	}
2850		2901
2851	$color &= cf::NDI_COLOR_MASK;	2902	# try lzf for large packets
		2903	$pkt = "lzf " . Compress::LZF::compress $pkt
		2904	if 1024 <= length $pkt and $self->{can_lzf};
2852		2905
2853	utf8::encode $msg;	2906	# split very large packets
2854		2907	if (8192 < length $pkt and $self->{can_lzf}) {
2855	if (0 && $msg =~ /\[/) {	2908	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2856	# COMMAND/INFO	2909	$pkt = "frag";
2857	$self->send_packet ("drawextinfo $color 10 8 $msg")
2858	} else {
2859	$msg =~ s/\[\/?(?:b\|i\|u\|fixed\|color)[^\]]*\]//g;
2860	$self->send_packet ("drawinfo $color $msg")
2861	}
2862	}
2863	}	2910	}
		2911
		2912	$self->send_packet ($pkt);
2864	}	2913	}
2865		2914
2866	=item $client->ext_msg ($type, @msg)	2915	=item $client->ext_msg ($type, @msg)
2867		2916
2868	Sends an ext event to the client.	2917	Sends an ext event to the client.
…		…
3042		3091
3043	The following functions and methods are available within a safe environment:	3092	The following functions and methods are available within a safe environment:
3044		3093
3045	cf::object	3094	cf::object
3046	contr pay_amount pay_player map x y force_find force_add destroy	3095	contr pay_amount pay_player map x y force_find force_add destroy
3047	insert remove name archname title slaying race decrease_ob_nr	3096	insert remove name archname title slaying race decrease split
		3097	value
3048		3098
3049	cf::object::player	3099	cf::object::player
3050	player	3100	player
3051		3101
3052	cf::player	3102	cf::player
…		…
3057		3107
3058	=cut	3108	=cut
3059		3109
3060	for (	3110	for (
3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3111	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3062	insert remove inv name archname title slaying race	3112	insert remove inv nrof name archname title slaying race
3063	decrease_ob_nr destroy)],	3113	decrease split destroy change_exp value msg lore send_msg)],
3064	["cf::object::player" => qw(player)],	3114	["cf::object::player" => qw(player)],
3065	["cf::player" => qw(peaceful)],	3115	["cf::player" => qw(peaceful send_msg)],
3066	["cf::map" => qw(trigger)],	3116	["cf::map" => qw(trigger)],
3067	) {	3117	) {
3068	no strict 'refs';	3118	no strict 'refs';
3069	my ($pkg, @funs) = @$_;	3119	my ($pkg, @funs) = @$_;
3070	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3120	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3087	my ($code, %vars) = @_;	3137	my ($code, %vars) = @_;
3088		3138
3089	my $qcode = $code;	3139	my $qcode = $code;
3090	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3140	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3091	$qcode =~ s/\n/\\n/g;	3141	$qcode =~ s/\n/\\n/g;
		3142
		3143	%vars = (_dummy => 0) unless %vars;
3092		3144
3093	local $_;	3145	local $_;
3094	local @safe::cf::_safe_eval_args = values %vars;	3146	local @safe::cf::_safe_eval_args = values %vars;
3095		3147
3096	my $eval =	3148	my $eval =
…		…
3276	while (my ($k, $v) = each %$want) {	3328	while (my ($k, $v) = each %$want) {
3277	$ns->fx_want ($k, $v);	3329	$ns->fx_want ($k, $v);
3278	}	3330	}
3279	};	3331	};
3280		3332
		3333	sub load_resource_file($) {
		3334	my $guard = lock_acquire "load_resource_file";
		3335
		3336	my $status = load_resource_file_ $_[0];
		3337	get_slot 0.1, 100;
		3338	cf::arch::commit_load;
		3339
		3340	$status
		3341	}
		3342
3281	sub reload_regions {	3343	sub reload_regions {
3282	# HACK to clear player env face cache, we need some signal framework	3344	# HACK to clear player env face cache, we need some signal framework
3283	# for this (global event?)	3345	# for this (global event?)
3284	%ext::player_env::MUSIC_FACE_CACHE = ();	3346	%ext::player_env::MUSIC_FACE_CACHE = ();
3285		3347
…		…
3298	}	3360	}
3299		3361
3300	sub reload_archetypes {	3362	sub reload_archetypes {
3301	load_resource_file "$DATADIR/archetypes"	3363	load_resource_file "$DATADIR/archetypes"
3302	or die "unable to load archetypes\n";	3364	or die "unable to load archetypes\n";
3303	#d# NEED to laod twice to resolve forward references
3304	# this really needs to be done in an extra post-pass
3305	# (which needs to be synchronous, so solve it differently)
3306	load_resource_file "$DATADIR/archetypes"
3307	or die "unable to load archetypes\n";
3308	}	3365	}
3309		3366
3310	sub reload_treasures {	3367	sub reload_treasures {
3311	load_resource_file "$DATADIR/treasures"	3368	load_resource_file "$DATADIR/treasures"
3312	or die "unable to load treasurelists\n";	3369	or die "unable to load treasurelists\n";
3313	}	3370	}
3314		3371
3315	sub reload_resources {	3372	sub reload_resources {
3316	warn "reloading resource files...\n";	3373	warn "reloading resource files...\n";
3317		3374
		3375	reload_facedata;
		3376	reload_archetypes;
3318	reload_regions;	3377	reload_regions;
3319	reload_facedata;
3320	#reload_archetypes;#d#
3321	reload_archetypes;
3322	reload_treasures;	3378	reload_treasures;
3323		3379
3324	warn "finished reloading resource files\n";	3380	warn "finished reloading resource files\n";
3325	}
3326
3327	sub init {
3328	reload_resources;
3329	}	3381	}
3330		3382
3331	sub reload_config {	3383	sub reload_config {
3332	open my $fh, "<:utf8", "$CONFDIR/config"	3384	open my $fh, "<:utf8", "$CONFDIR/config"
3333	or return;	3385	or return;
…		…
3347	};	3399	};
3348	warn $@ if $@;	3400	warn $@ if $@;
3349	}	3401	}
3350	}	3402	}
3351		3403
		3404	sub pidfile() {
		3405	sysopen my $fh, $PIDFILE, O_RDWR \| O_CREAT
		3406	or die "$PIDFILE: $!";
		3407	flock $fh, &Fcntl::LOCK_EX
		3408	or die "$PIDFILE: flock: $!";
		3409	$fh
		3410	}
		3411
		3412	# make sure only one server instance is running at any one time
		3413	sub atomic {
		3414	my $fh = pidfile;
		3415
		3416	my $pid = <$fh>;
		3417	kill 9, $pid if $pid > 0;
		3418
		3419	seek $fh, 0, 0;
		3420	print $fh $$;
		3421	}
		3422
		3423	sub main_loop {
		3424	warn "EV::loop starting\n";
		3425	if (1) {
		3426	EV::loop;
		3427	}
		3428	warn "EV::loop returned\n";
		3429	goto &main_loop unless $REALLY_UNLOOP;
		3430	}
		3431
3352	sub main {	3432	sub main {
		3433	cf::init_globals; # initialise logging
		3434
		3435	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3436	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3437	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3438	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3439
		3440	cf::init_experience;
		3441	cf::init_anim;
		3442	cf::init_attackmess;
		3443	cf::init_dynamic;
		3444
		3445	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3446
3353	# we must not ever block the main coroutine	3447	# we must not ever block the main coroutine
3354	local $Coro::idle = sub {	3448	local $Coro::idle = sub {
3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3449	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3356	(async {	3450	(async {
3357	$Coro::current->{desc} = "IDLE BUG HANDLER";	3451	$Coro::current->{desc} = "IDLE BUG HANDLER";
3358	EV::loop EV::LOOP_ONESHOT;	3452	EV::loop EV::LOOP_ONESHOT;
3359	})->prio (Coro::PRIO_MAX);	3453	})->prio (Coro::PRIO_MAX);
3360	};	3454	};
3361		3455
3362	reload_config;
3363	db_init;
3364	load_extensions;
3365
3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3367	evthread_start IO::AIO::poll_fileno;	3456	evthread_start IO::AIO::poll_fileno;
3368	EV::loop;	3457
		3458	cf::sync_job {
		3459	reload_resources;
		3460	reload_config;
		3461	db_init;
		3462
		3463	cf::load_settings;
		3464	cf::load_materials;
		3465	cf::init_uuid;
		3466	cf::init_signals;
		3467	cf::init_commands;
		3468	cf::init_skills;
		3469
		3470	cf::init_beforeplay;
		3471
		3472	atomic;
		3473
		3474	load_extensions;
		3475
		3476	utime time, time, $RUNTIMEFILE;
		3477
		3478	# no (long-running) fork's whatsoever before this point(!)
		3479	use POSIX ();
		3480	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3481
		3482	(pop @POST_INIT)->(0) while @POST_INIT;
		3483	};
		3484
		3485	main_loop;
3369	}	3486	}
3370		3487
3371	#############################################################################	3488	#############################################################################
3372	# initialisation and cleanup	3489	# initialisation and cleanup
3373		3490
…		…
3379	cf::cleanup "SIG$signal";	3496	cf::cleanup "SIG$signal";
3380	};	3497	};
3381	}	3498	}
3382	}	3499	}
3383		3500
3384	sub write_runtime {	3501	sub write_runtime_sync {
3385	my $runtime = "$LOCALDIR/runtime";
3386
3387	# first touch the runtime file to show we are still running:	3502	# first touch the runtime file to show we are still running:
3388	# the fsync below can take a very very long time.	3503	# the fsync below can take a very very long time.
3389		3504
3390	IO::AIO::aio_utime $runtime, undef, undef;	3505	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3391		3506
3392	my $guard = cf::lock_acquire "write_runtime";	3507	my $guard = cf::lock_acquire "write_runtime";
3393		3508
3394	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644	3509	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY \| O_CREAT, 0644
3395	or return;	3510	or return;
3396		3511
3397	my $value = $cf::RUNTIME + 90 + 10;	3512	my $value = $cf::RUNTIME + 90 + 10;
3398	# 10 is the runtime save interval, for a monotonic clock	3513	# 10 is the runtime save interval, for a monotonic clock
3399	# 60 allows for the watchdog to kill the server.	3514	# 60 allows for the watchdog to kill the server.
…		…
3409	aio_utime $fh, undef, undef;	3524	aio_utime $fh, undef, undef;
3410		3525
3411	close $fh	3526	close $fh
3412	or return;	3527	or return;
3413		3528
3414	aio_rename "$runtime~", $runtime	3529	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3415	and return;	3530	and return;
3416		3531
3417	warn "runtime file written.\n";	3532	warn "runtime file written.\n";
3418		3533
3419	1	3534	1
		3535	}
		3536
		3537	our $uuid_lock;
		3538	our $uuid_skip;
		3539
		3540	sub write_uuid_sync($) {
		3541	$uuid_skip \|\|= $_[0];
		3542
		3543	return if $uuid_lock;
		3544	local $uuid_lock = 1;
		3545
		3546	my $uuid = "$LOCALDIR/uuid";
		3547
		3548	my $fh = aio_open "$uuid~", O_WRONLY \| O_CREAT, 0644
		3549	or return;
		3550
		3551	my $value = uuid_seq uuid_cur;
		3552
		3553	unless ($value) {
		3554	warn "cowardly refusing to write zero uuid value!\n";
		3555	return;
		3556	}
		3557
		3558	my $value = uuid_str $value + $uuid_skip;
		3559	$uuid_skip = 0;
		3560
		3561	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3562	and return;
		3563
		3564	# always fsync - this file is important
		3565	aio_fsync $fh
		3566	and return;
		3567
		3568	close $fh
		3569	or return;
		3570
		3571	aio_rename "$uuid~", $uuid
		3572	and return;
		3573
		3574	warn "uuid file written ($value).\n";
		3575
		3576	1
		3577
		3578	}
		3579
		3580	sub write_uuid($$) {
		3581	my ($skip, $sync) = @_;
		3582
		3583	$sync ? write_uuid_sync $skip
		3584	: async { write_uuid_sync $skip };
3420	}	3585	}
3421		3586
3422	sub emergency_save() {	3587	sub emergency_save() {
3423	my $freeze_guard = cf::freeze_mainloop;	3588	my $freeze_guard = cf::freeze_mainloop;
3424		3589
3425	warn "enter emergency perl save\n";	3590	warn "emergency_perl_save: enter\n";
3426		3591
3427	cf::sync_job {	3592	cf::sync_job {
		3593	# this is a trade-off: we want to be very quick here, so
		3594	# save all maps without fsync, and later call a global sync
		3595	# (which in turn might be very very slow)
		3596	local $USE_FSYNC = 0;
		3597
3428	# use a peculiar iteration method to avoid tripping on perl	3598	# use a peculiar iteration method to avoid tripping on perl
3429	# refcount bugs in for. also avoids problems with players	3599	# refcount bugs in for. also avoids problems with players
3430	# and maps saved/destroyed asynchronously.	3600	# and maps saved/destroyed asynchronously.
3431	warn "begin emergency player save\n";	3601	warn "emergency_perl_save: begin player save\n";
3432	for my $login (keys %cf::PLAYER) {	3602	for my $login (keys %cf::PLAYER) {
3433	my $pl = $cf::PLAYER{$login} or next;	3603	my $pl = $cf::PLAYER{$login} or next;
3434	$pl->valid or next;	3604	$pl->valid or next;
3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3605	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3436	$pl->save;	3606	$pl->save;
3437	}	3607	}
3438	warn "end emergency player save\n";	3608	warn "emergency_perl_save: end player save\n";
3439		3609
3440	warn "begin emergency map save\n";	3610	warn "emergency_perl_save: begin map save\n";
3441	for my $path (keys %cf::MAP) {	3611	for my $path (keys %cf::MAP) {
3442	my $map = $cf::MAP{$path} or next;	3612	my $map = $cf::MAP{$path} or next;
3443	$map->valid or next;	3613	$map->valid or next;
3444	$map->save;	3614	$map->save;
3445	}	3615	}
3446	warn "end emergency map save\n";	3616	warn "emergency_perl_save: end map save\n";
3447		3617
3448	warn "begin emergency database checkpoint\n";	3618	warn "emergency_perl_save: begin database checkpoint\n";
3449	BDB::db_env_txn_checkpoint $DB_ENV;	3619	BDB::db_env_txn_checkpoint $DB_ENV;
3450	warn "end emergency database checkpoint\n";	3620	warn "emergency_perl_save: end database checkpoint\n";
		3621
		3622	warn "emergency_perl_save: begin write uuid\n";
		3623	write_uuid_sync 1;
		3624	warn "emergency_perl_save: end write uuid\n";
3451	};	3625	};
3452		3626
		3627	warn "emergency_perl_save: starting sync()\n";
		3628	IO::AIO::aio_sync sub {
		3629	warn "emergency_perl_save: finished sync()\n";
		3630	};
		3631
3453	warn "leave emergency perl save\n";	3632	warn "emergency_perl_save: leave\n";
3454	}	3633	}
3455		3634
3456	sub post_cleanup {	3635	sub post_cleanup {
3457	my ($make_core) = @_;	3636	my ($make_core) = @_;
3458		3637
3459	warn Carp::longmess "post_cleanup backtrace"	3638	warn Carp::longmess "post_cleanup backtrace"
3460	if $make_core;	3639	if $make_core;
		3640
		3641	my $fh = pidfile;
		3642	unlink $PIDFILE if <$fh> == $$;
		3643	}
		3644
		3645	# a safer delete_package, copied from Symbol
		3646	sub clear_package($) {
		3647	my $pkg = shift;
		3648
		3649	# expand to full symbol table name if needed
		3650	unless ($pkg =~ /^main::.*::$/) {
		3651	$pkg = "main$pkg" if $pkg =~ /^::/;
		3652	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3653	$pkg .= '::' unless $pkg =~ /::$/;
		3654	}
		3655
		3656	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3657	my $stem_symtab = *{$stem}{HASH};
		3658
		3659	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3660	or return;
		3661
		3662	# clear all symbols
		3663	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3664	for my $name (keys %$leaf_symtab) {
		3665	_gv_clear *{"$pkg$name"};
		3666	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3667	}
		3668	warn "cleared package $pkg\n";#d#
3461	}	3669	}
3462		3670
3463	sub do_reload_perl() {	3671	sub do_reload_perl() {
3464	# can/must only be called in main	3672	# can/must only be called in main
3465	if ($Coro::current != $Coro::main) {	3673	if ($Coro::current != $Coro::main) {
3466	warn "can only reload from main coroutine";	3674	warn "can only reload from main coroutine";
3467	return;	3675	return;
3468	}	3676	}
3469		3677
		3678	return if $RELOAD++;
		3679
		3680	my $t1 = EV::time;
		3681
		3682	while ($RELOAD) {
3470	warn "reloading...";	3683	warn "reloading...";
3471		3684
3472	warn "entering sync_job";	3685	warn "entering sync_job";
3473		3686
3474	cf::sync_job {	3687	cf::sync_job {
3475	cf::write_runtime; # external watchdog should not bark	3688	cf::write_runtime_sync; # external watchdog should not bark
3476	cf::emergency_save;	3689	cf::emergency_save;
3477	cf::write_runtime; # external watchdog should not bark	3690	cf::write_runtime_sync; # external watchdog should not bark
3478		3691
3479	warn "syncing database to disk";	3692	warn "syncing database to disk";
3480	BDB::db_env_txn_checkpoint $DB_ENV;	3693	BDB::db_env_txn_checkpoint $DB_ENV;
3481		3694
3482	# if anything goes wrong in here, we should simply crash as we already saved	3695	# if anything goes wrong in here, we should simply crash as we already saved
3483		3696
3484	warn "flushing outstanding aio requests";	3697	warn "flushing outstanding aio requests";
3485	for (;;) {
3486	BDB::flush;
3487	IO::AIO::flush;
3488	Coro::cede_notself;
3489	last unless IO::AIO::nreqs \|\| BDB::nreqs;	3698	while (IO::AIO::nreqs \|\| BDB::nreqs) {
3490	warn "iterate...";	3699	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3491	}
3492
3493	++$RELOAD;
3494
3495	warn "cancelling all extension coros";
3496	$_->cancel for values %EXT_CORO;
3497	%EXT_CORO = ();
3498
3499	warn "removing commands";
3500	%COMMAND = ();
3501
3502	warn "removing ext/exti commands";
3503	%EXTCMD = ();
3504	%EXTICMD = ();
3505
3506	warn "unloading/nuking all extensions";
3507	for my $pkg (@EXTS) {
3508	warn "... unloading $pkg";
3509
3510	if (my $cb = $pkg->can ("unload")) {
3511	eval {
3512	$cb->($pkg);
3513	1
3514	} or warn "$pkg unloaded, but with errors: $@";
3515	}	3700	}
3516		3701
3517	warn "... nuking $pkg";	3702	warn "cancelling all extension coros";
3518	Symbol::delete_package $pkg;	3703	$_->cancel for values %EXT_CORO;
3519	}	3704	%EXT_CORO = ();
3520		3705
3521	warn "unloading all perl modules loaded from $LIBDIR";	3706	warn "removing commands";
3522	while (my ($k, $v) = each %INC) {	3707	%COMMAND = ();
3523	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3524		3708
		3709	warn "removing ext/exti commands";
		3710	%EXTCMD = ();
		3711	%EXTICMD = ();
		3712
		3713	warn "unloading/nuking all extensions";
		3714	for my $pkg (@EXTS) {
3525	warn "... unloading $k";	3715	warn "... unloading $pkg";
3526	delete $INC{$k};
3527		3716
3528	$k =~ s/\.pm$//;
3529	$k =~ s/\//::/g;
3530
3531	if (my $cb = $k->can ("unload_module")) {	3717	if (my $cb = $pkg->can ("unload")) {
		3718	eval {
3532	$cb->();	3719	$cb->($pkg);
		3720	1
		3721	} or warn "$pkg unloaded, but with errors: $@";
		3722	}
		3723
		3724	warn "... clearing $pkg";
		3725	clear_package $pkg;
3533	}	3726	}
3534		3727
3535	Symbol::delete_package $k;	3728	warn "unloading all perl modules loaded from $LIBDIR";
		3729	while (my ($k, $v) = each %INC) {
		3730	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3731
		3732	warn "... unloading $k";
		3733	delete $INC{$k};
		3734
		3735	$k =~ s/\.pm$//;
		3736	$k =~ s/\//::/g;
		3737
		3738	if (my $cb = $k->can ("unload_module")) {
		3739	$cb->();
		3740	}
		3741
		3742	clear_package $k;
3536	}	3743	}
3537		3744
3538	warn "getting rid of safe::, as good as possible";	3745	warn "getting rid of safe::, as good as possible";
3539	Symbol::delete_package "safe::$_"	3746	clear_package "safe::$_"
3540	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3747	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3541		3748
3542	warn "unloading cf.pm \"a bit\"";	3749	warn "unloading cf.pm \"a bit\"";
3543	delete $INC{"cf.pm"};	3750	delete $INC{"cf.pm"};
3544	delete $INC{"cf/pod.pm"};	3751	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3545		3752
3546	# don't, removes xs symbols, too,	3753	# don't, removes xs symbols, too,
3547	# and global variables created in xs	3754	# and global variables created in xs
3548	#Symbol::delete_package __PACKAGE__;	3755	#clear_package __PACKAGE__;
3549		3756
3550	warn "unload completed, starting to reload now";	3757	warn "unload completed, starting to reload now";
3551		3758
3552	warn "reloading cf.pm";	3759	warn "reloading cf.pm";
3553	require cf;	3760	require cf;
3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3761	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3555		3762
3556	warn "loading config and database again";	3763	warn "loading config and database again";
3557	cf::reload_config;	3764	cf::reload_config;
3558		3765
3559	warn "loading extensions";	3766	warn "loading extensions";
3560	cf::load_extensions;	3767	cf::load_extensions;
3561		3768
		3769	if ($REATTACH_ON_RELOAD) {
3562	warn "reattaching attachments to objects/players";	3770	warn "reattaching attachments to objects/players";
3563	_global_reattach; # objects, sockets	3771	_global_reattach; # objects, sockets
3564	warn "reattaching attachments to maps";	3772	warn "reattaching attachments to maps";
3565	reattach $_ for values %MAP;	3773	reattach $_ for values %MAP;
3566	warn "reattaching attachments to players";	3774	warn "reattaching attachments to players";
3567	reattach $_ for values %PLAYER;	3775	reattach $_ for values %PLAYER;
		3776	}
3568		3777
		3778	warn "running post_init jobs";
		3779	(pop @POST_INIT)->(1) while @POST_INIT;
		3780
3569	warn "leaving sync_job";	3781	warn "leaving sync_job";
3570		3782
3571	1	3783	1
3572	} or do {	3784	} or do {
3573	warn $@;	3785	warn $@;
3574	cf::cleanup "error while reloading, exiting.";	3786	cf::cleanup "error while reloading, exiting.";
3575	};	3787	};
3576		3788
3577	warn "reloaded";	3789	warn "reloaded";
		3790	--$RELOAD;
		3791	}
		3792
		3793	$t1 = EV::time - $t1;
		3794	warn "reload completed in ${t1}s\n";
3578	};	3795	};
3579		3796
3580	our $RELOAD_WATCHER; # used only during reload	3797	our $RELOAD_WATCHER; # used only during reload
3581		3798
3582	sub reload_perl() {	3799	sub reload_perl() {
3583	# doing reload synchronously and two reloads happen back-to-back,	3800	# doing reload synchronously and two reloads happen back-to-back,
3584	# coro crashes during coro_state_free->destroy here.	3801	# coro crashes during coro_state_free->destroy here.
3585		3802
		3803	$RELOAD_WATCHER \|\|= cf::async {
		3804	Coro::AIO::aio_wait cache_extensions;
		3805
3586	$RELOAD_WATCHER \|\|= EV::timer 0, 0, sub {	3806	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3587	do_reload_perl;	3807	do_reload_perl;
3588	undef $RELOAD_WATCHER;	3808	undef $RELOAD_WATCHER;
		3809	};
3589	};	3810	};
3590	}	3811	}
3591		3812
3592	register_command "reload" => sub {	3813	register_command "reload" => sub {
3593	my ($who, $arg) = @_;	3814	my ($who, $arg) = @_;
…		…
3607		3828
3608	our @WAIT_FOR_TICK;	3829	our @WAIT_FOR_TICK;
3609	our @WAIT_FOR_TICK_BEGIN;	3830	our @WAIT_FOR_TICK_BEGIN;
3610		3831
3611	sub wait_for_tick {	3832	sub wait_for_tick {
3612	return if tick_inhibit;
3613	return if $Coro::current == $Coro::main;	3833	return if tick_inhibit \|\| $Coro::current == $Coro::main;
3614		3834
3615	my $signal = new Coro::Signal;	3835	my $signal = new Coro::Signal;
3616	push @WAIT_FOR_TICK, $signal;	3836	push @WAIT_FOR_TICK, $signal;
3617	$signal->wait;	3837	$signal->wait;
3618	}	3838	}
3619		3839
3620	sub wait_for_tick_begin {	3840	sub wait_for_tick_begin {
3621	return if tick_inhibit;
3622	return if $Coro::current == $Coro::main;	3841	return if tick_inhibit \|\| $Coro::current == $Coro::main;
3623		3842
3624	my $signal = new Coro::Signal;	3843	my $signal = new Coro::Signal;
3625	push @WAIT_FOR_TICK_BEGIN, $signal;	3844	push @WAIT_FOR_TICK_BEGIN, $signal;
3626	$signal->wait;	3845	$signal->wait;
3627	}	3846	}
…		…
3637		3856
3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3857	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3858	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3640	Coro::async_pool {	3859	Coro::async_pool {
3641	$Coro::current->{desc} = "runtime saver";	3860	$Coro::current->{desc} = "runtime saver";
3642	write_runtime	3861	write_runtime_sync
3643	or warn "ERROR: unable to write runtime file: $!";	3862	or warn "ERROR: unable to write runtime file: $!";
3644	};	3863	};
3645	}	3864	}
3646		3865
3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3866	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3666	{	3885	{
3667	# configure BDB	3886	# configure BDB
3668		3887
3669	BDB::min_parallel 8;	3888	BDB::min_parallel 8;
3670	BDB::max_poll_reqs $TICK * 0.1;	3889	BDB::max_poll_reqs $TICK * 0.1;
3671	$Coro::BDB::WATCHER->priority (1);	3890	$AnyEvent::BDB::WATCHER->priority (1);
3672		3891
3673	unless ($DB_ENV) {	3892	unless ($DB_ENV) {
3674	$DB_ENV = BDB::db_env_create;	3893	$DB_ENV = BDB::db_env_create;
3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT \| BDB::REGION_INIT \| BDB::TXN_NOSYNC	3894	$DB_ENV->set_flags (BDB::AUTO_COMMIT \| BDB::REGION_INIT);
3676	\| BDB::LOG_AUTOREMOVE, 1);	3895	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3896	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3897	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3898	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3679		3899
3680	cf::sync_job {	3900	cf::sync_job {
3681	eval {	3901	eval {
…		…
3707	{	3927	{
3708	# configure IO::AIO	3928	# configure IO::AIO
3709		3929
3710	IO::AIO::min_parallel 8;	3930	IO::AIO::min_parallel 8;
3711	IO::AIO::max_poll_time $TICK * 0.1;	3931	IO::AIO::max_poll_time $TICK * 0.1;
3712	$Coro::AIO::WATCHER->priority (1);	3932	undef $AnyEvent::AIO::WATCHER;
3713	}	3933	}
3714		3934
3715	my $_log_backtrace;	3935	my $_log_backtrace;
3716		3936
3717	sub _log_backtrace {	3937	sub _log_backtrace {
…		…
3720	$msg =~ s/\n//;	3940	$msg =~ s/\n//;
3721		3941
3722	# limit the # of concurrent backtraces	3942	# limit the # of concurrent backtraces
3723	if ($_log_backtrace < 2) {	3943	if ($_log_backtrace < 2) {
3724	++$_log_backtrace;	3944	++$_log_backtrace;
		3945	my $perl_bt = Carp::longmess $msg;
3725	async {	3946	async {
3726	$Coro::current->{desc} = "abt $msg";	3947	$Coro::current->{desc} = "abt $msg";
3727		3948
3728	my @bt = fork_call {	3949	my @bt = fork_call {
3729	@addr = map { sprintf "%x", $_ } @addr;	3950	@addr = map { sprintf "%x", $_ } @addr;
…		…
3740	}	3961	}
3741		3962
3742	@funcs	3963	@funcs
3743	};	3964	};
3744		3965
3745	LOG llevInfo, "[ABT] $msg\n";	3966	LOG llevInfo, "[ABT] $perl_bt\n";
		3967	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3746	LOG llevInfo, "[ABT] $_\n" for @bt;	3968	LOG llevInfo, "[ABT] $_\n" for @bt;
3747	--$_log_backtrace;	3969	--$_log_backtrace;
3748	};	3970	};
3749	} else {	3971	} else {
3750	LOG llevInfo, "[ABT] $msg\n";	3972	LOG llevInfo, "[ABT] $msg\n";
3751	LOG llevInfo, "[ABT] [suppressed]\n";	3973	LOG llevInfo, "[ABT] [suppressed]\n";
3752	}	3974	}
3753	}	3975	}
3754		3976
3755	# load additional modules	3977	# load additional modules
3756	use cf::pod;	3978	require "cf/$_.pm" for @EXTRA_MODULES;
3757		3979
3758	END { cf::emergency_save }	3980	END { cf::emergency_save }
3759		3981
3760	1	3982	1
3761		3983

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.414 by root, Thu Apr 10 09:10:45 2008 UTC vs. Revision 1.479 by root, Thu Oct 8 05:04:27 2009 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.414 by root, Thu Apr 10 09:10:45 2008 UTC vs.
Revision 1.479 by root, Thu Oct 8 05:04:27 2009 UTC