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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.412 by root, Wed Apr 2 11:13:55 2008 UTC vs.
Revision 1.475 by root, Tue Jul 21 06:17:00 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 1.86;	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 4.32 ();	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;
80		93
81	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	95	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
92	our %RESOURCE;	108	our %RESOURCE;
93		109
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	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	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	112	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		114
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	115	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	116	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	118	our $DB_ENV;
105		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
		121
106	our %CFG;	122	our %CFG;
107		123
108	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	125	our $RUNTIME;
110	our $NOW;	126	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	137	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
123		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
		144
124	binmode STDOUT;	145	binmode STDOUT;
125	binmode STDERR;	146	binmode STDERR;
126		147
127	# read virtual server time, if available	148	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
132	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
133		156
134	mkdir $_	157	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		159
137	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
242	for my $pkg (qw(	265	for my $pkg (qw(
243	cf::global cf::attachable	266	cf::global cf::attachable
244	cf::object cf::object::player	267	cf::object cf::object::player
245	cf::client cf::player	268	cf::client cf::player
246	cf::arch cf::living	269	cf::arch cf::living
		270	cf::map cf::mapspace
247	cf::map cf::party cf::region	271	cf::party cf::region
248	)) {	272	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	274	}
252		275
253	$EV::DIED = sub {	276	$EV::DIED = sub {
254	warn "error in event callback: @_";	277	warn "error in event callback: @_";
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		320
298	sub encode_json($) { $json_coder->encode ($_[0]) }	321	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	322	sub decode_json($) { $json_coder->decode ($_[0]) }
300		323
		324	=item cf::post_init { BLOCK }
		325
		326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		327	but I<before> the server starts ticking again.
		328
		329	The cdoeblock will have a single boolean argument to indicate whether this
		330	is a reload or not.
		331
		332	=cut
		333
		334	sub post_init(&) {
		335	push @POST_INIT, shift;
		336	}
		337
301	=item cf::lock_wait $string	338	=item cf::lock_wait $string
302		339
303	Wait until the given lock is available. See cf::lock_acquire.	340	Wait until the given lock is available. See cf::lock_acquire.
304		341
305	=item my $lock = cf::lock_acquire $string	342	=item my $lock = cf::lock_acquire $string
306		343
307	Wait until the given lock is available and then acquires it and returns	344	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,	345	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	346	for example when the coroutine gets canceled), the lock is automatically
310	returned.	347	returned.
311		348
312	Locks are *not* recursive, locking from the same coro twice results in a	349	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	350	deadlocked coro.
…		…
319		356
320	Return true if the lock is currently active, i.e. somebody has locked it.	357	Return true if the lock is currently active, i.e. somebody has locked it.
321		358
322	=cut	359	=cut
323		360
324	our %LOCK;	361	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		362
327	sub lock_wait($) {	363	sub lock_wait($) {
328	my ($key) = @_;	364	$LOCKS->wait ($_[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} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	365	}
341		366
342	sub lock_acquire($) {	367	sub lock_acquire($) {
343	my ($key) = @_;	368	$LOCKS->guard ($_[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	}	369	}
357		370
358	sub lock_active($) {	371	sub lock_active($) {
359	my ($key) = @_;	372	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	373	}
363		374
364	sub freeze_mainloop {	375	sub freeze_mainloop {
365	tick_inhibit_inc;	376	tick_inhibit_inc;
366		377
367	Coro::guard \&tick_inhibit_dec;	378	&Guard::guard (\&tick_inhibit_dec);
368	}	379	}
369		380
370	=item cf::periodic $interval, $cb	381	=item cf::periodic $interval, $cb
371		382
372	Like EV::periodic, but randomly selects a starting point so that the actions	383	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
427	}	438	}
428	}	439	}
429	};	440	};
430		441
431	sub get_slot($;$$) {	442	sub get_slot($;$$) {
		443	return if tick_inhibit || $Coro::current == $Coro::main;
		444
432	my ($time, $pri, $name) = @_;	445	my ($time, $pri, $name) = @_;
433		446
434	$time = $TICK * .6 if $time > $TICK * .6;	447	$time = $TICK * .6 if $time > $TICK * .6;
435	my $sig = new Coro::Signal;	448	my $sig = new Coro::Signal;
436		449
…		…
547	reset_signals;	560	reset_signals;
548	&$cb	561	&$cb
549	}, @args;	562	}, @args;
550		563
551	wantarray ? @res : $res[-1]	564	wantarray ? @res : $res[-1]
		565	}
		566
		567	=item $coin = coin_from_name $name
		568
		569	=cut
		570
		571	our %coin_alias = (
		572	"silver" => "silvercoin",
		573	"silvercoin" => "silvercoin",
		574	"silvercoins" => "silvercoin",
		575	"gold" => "goldcoin",
		576	"goldcoin" => "goldcoin",
		577	"goldcoins" => "goldcoin",
		578	"platinum" => "platinacoin",
		579	"platinumcoin" => "platinacoin",
		580	"platinumcoins" => "platinacoin",
		581	"platina" => "platinacoin",
		582	"platinacoin" => "platinacoin",
		583	"platinacoins" => "platinacoin",
		584	"royalty" => "royalty",
		585	"royalties" => "royalty",
		586	);
		587
		588	sub coin_from_name($) {
		589	$coin_alias{$_[0]}
		590	? cf::arch::find $coin_alias{$_[0]}
		591	: undef
552	}	592	}
553		593
554	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
555		595
556	Returns a single value from the environment database.	596	Returns a single value from the environment database.
…		…
695		735
696	#############################################################################	736	#############################################################################
697		737
698	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
699		739
700	Many objects in crossfire are so-called attachable objects. That means you can	740	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")	741	attach callbacks/event handlers (a collection of which is called an "attachment")
702	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
703		743
704	In the following description, CLASS can be any of C<global>, C<object>	744	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	745	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
755	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
756		796
757	Register an attachment by C<$name> through which attachable objects of the	797	Register an attachment by C<$name> through which attachable objects of the
758	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
759		799
760	Some classes such as crossfire maps and objects can specify attachments	800	Some classes such as deliantra maps and objects can specify attachments
761	that are attached at load/instantiate time, thus the need for a name.	801	that are attached at load/instantiate time, thus the need for a name.
762		802
763	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
764		804
765	=over 4	805	=over 4
…		…
1056		1096
1057	sub reattach {	1097	sub reattach {
1058	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
1059	my ($obj) = @_;	1099	my ($obj) = @_;
1060		1100
		1101	# no longer needed after getting rid of delete_package?
1061	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1102	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1062		1103
1063	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
1064		1105
1065	@$registry = ();	1106	@$registry = ();
1066		1107
…		…
1112	utf8::decode (my $decname = $filename);	1153	utf8::decode (my $decname = $filename);
1113	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
1114	$decname, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
1115		1156
1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1117	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1119	aio_fsync $fh if $cf::USE_FSYNC;	1160	if ($cf::USE_FSYNC) {
		1161	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;
		1162	aio_fsync $fh;
		1163	}
1120	close $fh;	1164	aio_close $fh;
1121		1165
1122	if (@$objs) {	1166	if (@$objs) {
1123	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1167	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1124	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1126	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
1127	aio_fsync $fh if $cf::USE_FSYNC;	1171	if ($cf::USE_FSYNC) {
		1172	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;
		1173	aio_fsync $fh;
		1174	}
1128	close $fh;	1175	aio_close $fh;
1129	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
1130	}	1177	}
1131	} else {	1178	} else {
1132	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1133	}	1180	}
1134		1181
1135	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
1136	} else {	1186	} else {
1137	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
1138	}	1188	}
1139	} else {	1189	} else {
1140	aio_unlink $filename;	1190	aio_unlink $filename;
1141	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1142	}	1192	}
…		…
1233	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1234		1284
1235	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1236	}	1286	}
1237		1287
		1288	use File::Glob ();
		1289
1238	cf::player->attach (	1290	cf::player->attach (
1239	on_command => sub {	1291	on_command => sub {
1240	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1241		1293
1242	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1274		1326
1275	cf::override;	1327	cf::override;
1276	},	1328	},
1277	);	1329	);
1278		1330
		1331	# "readahead" all extensions
		1332	sub cache_extensions {
		1333	my $grp = IO::AIO::aio_group;
		1334
		1335	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1336	for (grep /\.ext$/, @{$_[0]}) {
		1337	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1338	}
		1339	};
		1340
		1341	$grp
		1342	}
		1343
1279	sub load_extensions {	1344	sub load_extensions {
1280	cf::sync_job {	1345	cf::sync_job {
1281	my %todo;	1346	my %todo;
1282		1347
1283	for my $path (<$LIBDIR/*.ext>) {	1348	for my $path (<$LIBDIR/*.ext>) {
…		…
1302		1367
1303	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1304	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1305		1370
1306	$ext{source} =	1371	$ext{source} =
1307	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1308	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1309	. $source	1374	. $source
1310	. "\n};\n1";	1375	. "\n};\n1";
1311		1376
1312	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1352		1417
1353	=back	1418	=back
1354		1419
1355	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1356		1421
1357	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1358		1423
1359	=cut	1424	=cut
1360		1425
1361	package cf::player;	1426	package cf::player;
1362		1427
…		…
1405		1470
1406	sub exists($) {	1471	sub exists($) {
1407	my ($login) = @_;	1472	my ($login) = @_;
1408		1473
1409	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1410	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1411	}	1476	}
1412		1477
1413	sub find($) {	1478	sub find($) {
1414	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1415	my $login = $_[0];	1480	my $login = $_[0];
…		…
1427	my $f = new_from_file cf::object::thawer path $login	1492	my $f = new_from_file cf::object::thawer path $login
1428	or return;	1493	or return;
1429		1494
1430	my $pl = cf::player::load_pl $f	1495	my $pl = cf::player::load_pl $f
1431	or return;	1496	or return;
		1497
1432	local $cf::PLAYER_LOADING{$login} = $pl;	1498	local $cf::PLAYER_LOADING{$login} = $pl;
1433	$f->resolve_delayed_derefs;	1499	$f->resolve_delayed_derefs;
1434	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1435	}	1501	}
1436	}	1502	}
…		…
1446		1512
1447	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1448		1514
1449	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1450	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
		1517
		1518	cf::get_slot 0.01;
1451		1519
1452	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1453	cf::cede_to_tick;	1521	cf::cede_to_tick;
1454	}	1522	}
1455		1523
…		…
1487	my ($pl) = @_;	1555	my ($pl) = @_;
1488		1556
1489	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1490		1558
1491	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1492	$pl->password ("*"); # this should lock out the player until we nuked the dir	1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1493		1561
1494	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1495	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1496	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1497	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1498		1568
1499	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1500	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1539		1609
1540	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
1541	my $path = path $login;	1611	my $path = path $login;
1542		1612
1543	# a .pst is a dead give-away for a valid player	1613	# a .pst is a dead give-away for a valid player
1544	unless (-e "$path.pst") {	1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1546	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1547	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
1548	}	1619	}
1549		1620
…		…
1580	}	1651	}
1581		1652
1582	\@paths	1653	\@paths
1583	}	1654	}
1584		1655
1585	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1586		1657
1587	Expand crossfire pod fragments into protocol xml.	1658	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/&/&amp;/g;
1612	$group =~ s/</&lt;/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		1659
1678	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1679		1661
1680	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1681		1663
…		…
1748	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1749	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1750		1732
1751	sub generate_random_map {	1733	sub generate_random_map {
1752	my ($self, $rmp) = @_;	1734	my ($self, $rmp) = @_;
		1735
		1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1737
1753	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1754	$self->_create_random_map (	1739	$self->_create_random_map (
1755	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1756	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1757	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1879		1864
1880	# the temporary/swap location	1865	# the temporary/swap location
1881	sub save_path {	1866	sub save_path {
1882	my ($self) = @_;	1867	my ($self) = @_;
1883		1868
1884	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1885	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1886	}	1871	}
1887		1872
1888	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1889	sub uniq_path {	1874	sub uniq_path {
1890	my ($self) = @_;	1875	my ($self) = @_;
1891		1876
1892	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1893	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$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 $_->outdoor, values %cf::MAP;
1903	}	1879	}
1904		1880
1905	sub decay_objects {	1881	sub decay_objects {
1906	my ($self) = @_;	1882	my ($self) = @_;
1907		1883
…		…
1991	sub find {	1967	sub find {
1992	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1993		1969
1994	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1995		1971
1996	cf::lock_wait "map_data:$path";#d#remove	1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1997	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1998		1974
1999	$cf::MAP{$path} || do {	1975	$cf::MAP{$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	1976	my $map = new_from_path cf::map $path
2004	or return;	1977	or return;
2005		1978
2006	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
2007		1980
…		…
2009	or return;	1982	or return;
2010		1983
2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2012	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
2013	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
2014	undef $guard1;	1988	undef $guard1;
2015	undef $guard2;
2016	$map->reset;	1989	$map->reset;
2017	return find $path;	1990	return find $path;
2018	}	1991	}
2019		1992
2020	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
…		…
2047	my $f = new_from_file cf::object::thawer $self->{load_path};	2020	my $f = new_from_file cf::object::thawer $self->{load_path};
2048	$f->skip_block;	2021	$f->skip_block;
2049	$self->_load_objects ($f)	2022	$self->_load_objects ($f)
2050	or return;	2023	or return;
2051		2024
2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
2053	if delete $self->{load_original};	2026	if delete $self->{load_original};
2054		2027
2055	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
2056	utf8::encode $uniq;	2029	utf8::encode $uniq;
2057	unless (aio_stat $uniq) {	2030	unless (aio_stat $uniq) {
…		…
2075	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
2076	$self->decay_objects;	2049	$self->decay_objects;
2077	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
2078	$self->update_buttons;	2051	$self->update_buttons;
2079	cf::cede_to_tick;	2052	cf::cede_to_tick;
2080	$self->set_darkness_map;
2081	cf::cede_to_tick;
2082	$self->activate;	2053	$self->activate;
2083	}	2054	}
2084		2055
2085	$self->{last_save} = $cf::RUNTIME;	2056	$self->{last_save} = $cf::RUNTIME;
2086	$self->last_access ($cf::RUNTIME);	2057	$self->last_access ($cf::RUNTIME);
2087		2058
2088	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
2089	}	2060	}
2090		2061
2091	$self->post_load;	2062	$self->post_load;
2092	}	2063	}
2093		2064
…		…
2151	my ($path, $origin, $load) = @_;	2122	my ($path, $origin, $load) = @_;
2152		2123
2153	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
2154		2125
2155	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2157	}	2128	}
2158		2129
2159	$MAP_PREFETCH{$path} |= $load;	2130	$MAP_PREFETCH{$path} |= $load;
2160		2131
2161	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
…		…
2198	cf::async {	2169	cf::async {
2199	$Coro::current->{desc} = "map player save";	2170	$Coro::current->{desc} = "map player save";
2200	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2201	};	2172	};
2202		2173
		2174	cf::get_slot 0.02;
		2175
2203	if ($uniq) {	2176	if ($uniq) {
2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2205	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2206	} else {	2179	} else {
2207	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2215	$self->save;	2188	$self->save;
2216		2189
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2191
2219	return if $self->players;	2192	return if $self->players;
2220	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2221	return if $self->{deny_save};	2194	return if $self->{deny_save};
2222		2195
2223	$self->in_memory (cf::MAP_SWAPPED);	2196	$self->in_memory (cf::MAP_SWAPPED);
2224		2197
2225	$self->deactivate;	2198	$self->deactivate;
…		…
2343		2316
2344	sub unique_maps() {	2317	sub unique_maps() {
2345	[	2318	[
2346	map {	2319	map {
2347	utf8::decode $_;	2320	utf8::decode $_;
2348	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2349	? normalise $_	2324	: normalise $_
2350	: ()
2351	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2352	]	2326	]
2353	}	2327	}
2354		2328
2355	package cf;
2356
2357	=back	2329	=back
2358		2330
2359	=head3 cf::object	2331	=head3 cf::object
2360		2332
2361	=cut	2333	=cut
…		…
2364		2336
2365	=over 4	2337	=over 4
2366		2338
2367	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2368		2340
2369	Returns the inventory of the object _and_ their inventories, recursively.	2341	Returns the inventory of the object I<and> their inventories, recursively,
		2342	but I<not> the object itself.
2370		2343
2371	=cut	2344	=cut
2372		2345
2373	sub inv_recursive_;	2346	sub inv_recursive_;
2374	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2379	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2380	}	2353	}
2381		2354
2382	=item $ref = $ob->ref	2355	=item $ref = $ob->ref
2383		2356
2384	creates and returns a persistent reference to an objetc that can be stored as a string.	2357	Creates and returns a persistent reference to an object that can be stored as a string.
2385		2358
2386	=item $ob = cf::object::deref ($refstring)	2359	=item $ob = cf::object::deref ($refstring)
2387		2360
2388	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2361	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2389	even if the object actually exists. May block.	2362	even if the object actually exists. May block.
…		…
2421	can be C<undef>. Does the right thing when the player is currently in a	2394	can be C<undef>. Does the right thing when the player is currently in a
2422	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2423		2396
2424	=cut	2397	=cut
2425		2398
		2399	our $SAY_CHANNEL = {
		2400	id => "say",
		2401	title => "Map",
		2402	reply => "say ",
		2403	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2404	};
		2405
		2406	our $CHAT_CHANNEL = {
		2407	id => "chat",
		2408	title => "Chat",
		2409	reply => "chat ",
		2410	tooltip => "Player chat and shouts, global to the server.",
		2411	};
		2412
2426	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2427	# with dialog boxes.	2414	# with dialog boxes.
2428	#TODO: the first argument must go, split into a $npc->reply_to ( method	2415	#TODO: the first argument must go, split into a $npc->reply_to ( method
2429	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
2430	my ($self, $npc, $msg, $flags) = @_;	2417	my ($self, $npc, $msg, $flags) = @_;
…		…
2441	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2443		2430
2444	} else {	2431	} else {
2445	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2446	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2447	}	2434	}
2448	}	2435	}
2449	}	2436	}
2450		2437
2451	=item $object->send_msg ($channel, $msg, $color, [extra...])	2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2476		2463
2477	=item $player_object->enter_link	2464	=item $player_object->enter_link
2478		2465
2479	Freezes the player and moves him/her to a special map (C<{link}>).	2466	Freezes the player and moves him/her to a special map (C<{link}>).
2480		2467
2481	The player should be reasonably safe there for short amounts of time. You	2468	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.	2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2470	though, as the palyer cannot control the character while it is on the link
		2471	map.
2483		2472
2484	Will never block.	2473	Will never block.
2485		2474
2486	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2487		2476
…		…
2545		2534
2546	$map->load;	2535	$map->load;
2547	$map->load_neighbours;	2536	$map->load_neighbours;
2548		2537
2549	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2550	$self->activate_recursive;	2540	$self->activate_recursive;
2551		2541
2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2553	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2554	}	2544	}
…		…
2558	Moves the player to the given map-path and coordinates by first freezing	2548	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	2549	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	2550	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	2551	the new (success) or old (failed) map position. In either case, $done will
2562	be called at the end of this process.	2552	be called at the end of this process.
		2553
		2554	Note that $check will be called with a potentially non-loaded map, so if
		2555	it needs a loaded map it has to call C<< ->load >>.
2563		2556
2564	=cut	2557	=cut
2565		2558
2566	our $GOTOGEN;	2559	our $GOTOGEN;
2567		2560
…		…
2646	}	2639	}
2647		2640
2648	sub prepare_random_map {	2641	sub prepare_random_map {
2649	my ($exit) = @_;	2642	my ($exit) = @_;
2650		2643
2651	my $guard = cf::lock_acquire "exit_prepare:$exit";
2652
2653	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2654	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2655	# that depends on the exit object	2646	# that depends on the exit object
2656		2647
2657	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2659	if ($exit->map) {	2650	if ($exit->map) {
2660	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2661	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2662	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2663	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2664	}	2657	}
2665		2658
2666	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2667		2660
2668	my $data = cf::encode_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2669	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2670	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2671		2664
2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2673	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2674	undef $fh;	2667	undef $fh;
2675	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2676		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2677	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2678	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2679	}	2676	}
2680	}	2677	}
2681		2678
2682	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2683	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2684		2681
2685	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2686		2683
2687	if ($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;	2684	$self->enter_link;
2699		2685
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 {	2686	(async {
2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2687	$Coro::current->{desc} = "enter_exit";
2706		2688
2707	$self->deactivate_recursive; # just to be sure
2708	unless (eval {	2689	unless (eval {
		2690	$self->deactivate_recursive; # just to be sure
		2691
		2692	# random map handling
		2693	{
		2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2695
		2696	prepare_random_map $exit
		2697	if $exit->slaying eq "/!";
		2698	}
		2699
		2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2701	my $x = $exit->stats->hp;
		2702	my $y = $exit->stats->sp;
		2703
2709	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2710		2705
		2706	# if exit is damned, update players death & WoR home-position
		2707	$self->contr->savebed ($map, $x, $y)
		2708	if $exit->flag (cf::FLAG_DAMNED);
		2709
2711	1;	2710	1
2712	}) {	2711	}) {
2713	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	2713	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2717		2716
2718	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2784	id => "infobox",	2783	id => "infobox",
2785	title => "Body Parts",	2784	title => "Body Parts",
2786	reply => undef,	2785	reply => undef,
2787	tooltip => "Shows which body parts you posess and are available",	2786	tooltip => "Shows which body parts you posess and are available",
2788	},	2787	},
		2788	"c/statistics" => {
		2789	id => "infobox",
		2790	title => "Statistics",
		2791	reply => undef,
		2792	tooltip => "Shows your primary statistics",
		2793	},
		2794	"c/skills" => {
		2795	id => "infobox",
		2796	title => "Skills",
		2797	reply => undef,
		2798	tooltip => "Shows your experience per skill and item power",
		2799	},
		2800	"c/shopitems" => {
		2801	id => "infobox",
		2802	title => "Shop Items",
		2803	reply => undef,
		2804	tooltip => "Shows the items currently for sale in this shop",
		2805	},
		2806	"c/resistances" => {
		2807	id => "infobox",
		2808	title => "Resistances",
		2809	reply => undef,
		2810	tooltip => "Shows your resistances",
		2811	},
		2812	"c/pets" => {
		2813	id => "infobox",
		2814	title => "Pets",
		2815	reply => undef,
		2816	tooltip => "Shows information abotu your pets/a specific pet",
		2817	},
		2818	"c/perceiveself" => {
		2819	id => "infobox",
		2820	title => "Perceive Self",
		2821	reply => undef,
		2822	tooltip => "You gained detailed knowledge about yourself",
		2823	},
2789	"c/uptime" => {	2824	"c/uptime" => {
2790	id => "infobox",	2825	id => "infobox",
2791	title => "Uptime",	2826	title => "Uptime",
2792	reply => undef,	2827	reply => undef,
2793	tooltip => "How long the server has been running since last restart",	2828	tooltip => "How long the server has been running since last restart",
…		…
2796	id => "infobox",	2831	id => "infobox",
2797	title => "Map Info",	2832	title => "Map Info",
2798	reply => undef,	2833	reply => undef,
2799	tooltip => "Information related to the maps",	2834	tooltip => "Information related to the maps",
2800	},	2835	},
		2836	"c/party" => {
		2837	id => "party",
		2838	title => "Party",
		2839	reply => "gsay ",
		2840	tooltip => "Messages and chat related to your party",
		2841	},
		2842	"c/death" => {
		2843	id => "death",
		2844	title => "Death",
		2845	reply => undef,
		2846	tooltip => "Reason for and more info about your most recent death",
		2847	},
		2848	"c/say" => $SAY_CHANNEL,
		2849	"c/chat" => $CHAT_CHANNEL,
2801	);	2850	);
2802		2851
2803	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2805		2854
2806	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2807		2857
2808	$color &= cf::NDI_CLIENT_MASK; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2809		2859
2810	# check predefined channels, for the benefit of C	2860	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	2861	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	2862	$channel = $CHANNEL{$channel};
2813		2863
2814	$self->ext_msg (channel_info => $channel)	2864	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	2865	$channel = $channel->{id};
2818		2866
2819	} elsif (ref $channel) {	2867	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	2871	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	2872	}
2826		2873
2827	$channel = $channel->{id};	2874	$channel = $channel->{id};
2828	}	2875	}
2829		2876
2830	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2831		2878
2832	if ($self->can_msg) {
2833	# default colour, mask it out	2879	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	2881	if $color & cf::NDI_DEF;
2836		2882
2837	$self->send_packet ("msg " . $self->{json_coder}->encode (	2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2839	} else {	2886	);
2840	if ($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		2887
2851	$color &= cf::NDI_COLOR_MASK;	2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
2852		2891
2853	utf8::encode $msg;	2892	# split very large packets
2854		2893	if (8192 < length $pkt and $self->{can_lzf}) {
2855	if (0 && $msg =~ /\[/) {	2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2856	# COMMAND/INFO	2895	$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	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2864	}	2899	}
2865		2900
2866	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2867		2902
2868	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
3042		3077
3043	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
3044		3079
3045	cf::object	3080	cf::object
3046	contr pay_amount pay_player map x y force_find force_add destroy	3081	contr pay_amount pay_player map x y force_find force_add destroy
3047	insert remove name archname title slaying race decrease_ob_nr	3082	insert remove name archname title slaying race decrease split
		3083	value
3048		3084
3049	cf::object::player	3085	cf::object::player
3050	player	3086	player
3051		3087
3052	cf::player	3088	cf::player
…		…
3057		3093
3058	=cut	3094	=cut
3059		3095
3060	for (	3096	for (
3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3062	insert remove inv name archname title slaying race	3098	insert remove inv nrof name archname title slaying race
3063	decrease_ob_nr destroy)],	3099	decrease split destroy change_exp value msg lore send_msg)],
3064	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
3065	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
3066	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
3067	) {	3103	) {
3068	no strict 'refs';	3104	no strict 'refs';
3069	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
3070	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3087	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
3088		3124
3089	my $qcode = $code;	3125	my $qcode = $code;
3090	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3091	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
3092		3130
3093	local $_;	3131	local $_;
3094	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
3095		3133
3096	my $eval =	3134	my $eval =
…		…
3276	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
3277	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
3278	}	3316	}
3279	};	3317	};
3280		3318
		3319	sub load_resource_file($) {
		3320	my $guard = lock_acquire "load_resource_file";
		3321
		3322	my $status = load_resource_file_ $_[0];
		3323	get_slot 0.1, 100;
		3324	cf::arch::commit_load;
		3325
		3326	$status
		3327	}
		3328
3281	sub reload_regions {	3329	sub reload_regions {
3282	# HACK to clear player env face cache, we need some signal framework	3330	# HACK to clear player env face cache, we need some signal framework
3283	# for this (global event?)	3331	# for this (global event?)
3284	%ext::player_env::MUSIC_FACE_CACHE = ();	3332	%ext::player_env::MUSIC_FACE_CACHE = ();
3285		3333
…		…
3298	}	3346	}
3299		3347
3300	sub reload_archetypes {	3348	sub reload_archetypes {
3301	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
3302	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
3303	#d# NEED to laod twice to resolve forward references
3304	# this really needs to be done in an extra post-pass
3305	# (which needs to be synchronous, so solve it differently)
3306	load_resource_file "$DATADIR/archetypes"
3307	or die "unable to load archetypes\n";
3308	}	3351	}
3309		3352
3310	sub reload_treasures {	3353	sub reload_treasures {
3311	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
3312	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
3313	}	3356	}
3314		3357
3315	sub reload_resources {	3358	sub reload_resources {
3316	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
3317		3360
		3361	reload_facedata;
		3362	reload_archetypes;
3318	reload_regions;	3363	reload_regions;
3319	reload_facedata;
3320	#reload_archetypes;#d#
3321	reload_archetypes;
3322	reload_treasures;	3364	reload_treasures;
3323		3365
3324	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
3325	}
3326
3327	sub init {
3328	reload_resources;
3329	}	3367	}
3330		3368
3331	sub reload_config {	3369	sub reload_config {
3332	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
3333	or return;	3371	or return;
…		…
3347	};	3385	};
3348	warn $@ if $@;	3386	warn $@ if $@;
3349	}	3387	}
3350	}	3388	}
3351		3389
		3390	sub pidfile() {
		3391	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3392	or die "$PIDFILE: $!";
		3393	flock $fh, &Fcntl::LOCK_EX
		3394	or die "$PIDFILE: flock: $!";
		3395	$fh
		3396	}
		3397
		3398	# make sure only one server instance is running at any one time
		3399	sub atomic {
		3400	my $fh = pidfile;
		3401
		3402	my $pid = <$fh>;
		3403	kill 9, $pid if $pid > 0;
		3404
		3405	seek $fh, 0, 0;
		3406	print $fh $$;
		3407	}
		3408
		3409	sub main_loop {
		3410	warn "EV::loop starting\n";
		3411	if (1) {
		3412	EV::loop;
		3413	}
		3414	warn "EV::loop returned\n";
		3415	goto &main_loop unless $REALLY_UNLOOP;
		3416	}
		3417
3352	sub main {	3418	sub main {
		3419	cf::init_globals; # initialise logging
		3420
		3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3425
		3426	cf::init_experience;
		3427	cf::init_anim;
		3428	cf::init_attackmess;
		3429	cf::init_dynamic;
		3430
		3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3432
3353	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
3354	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3356	(async {	3436	(async {
3357	$Coro::current->{desc} = "IDLE BUG HANDLER";	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
3358	EV::loop EV::LOOP_ONESHOT;	3438	EV::loop EV::LOOP_ONESHOT;
3359	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
3360	};	3440	};
3361		3441
		3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
3362	reload_config;	3446	reload_config;
3363	db_init;	3447	db_init;
		3448
		3449	cf::load_settings;
		3450	cf::load_materials;
		3451	cf::init_uuid;
		3452	cf::init_signals;
		3453	cf::init_commands;
		3454	cf::init_skills;
		3455
		3456	cf::init_beforeplay;
		3457
		3458	atomic;
		3459
3364	load_extensions;	3460	load_extensions;
3365		3461
3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3462	utime time, time, $RUNTIMEFILE;
3367	evthread_start;	3463
3368	EV::loop;	3464	# no (long-running) fork's whatsoever before this point(!)
		3465	use POSIX ();
		3466	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3467
		3468	(pop @POST_INIT)->(0) while @POST_INIT;
		3469	};
		3470
		3471	main_loop;
3369	}	3472	}
3370		3473
3371	#############################################################################	3474	#############################################################################
3372	# initialisation and cleanup	3475	# initialisation and cleanup
3373		3476
…		…
3379	cf::cleanup "SIG$signal";	3482	cf::cleanup "SIG$signal";
3380	};	3483	};
3381	}	3484	}
3382	}	3485	}
3383		3486
3384	sub write_runtime {	3487	sub write_runtime_sync {
3385	my $runtime = "$LOCALDIR/runtime";
3386
3387	# first touch the runtime file to show we are still running:	3488	# first touch the runtime file to show we are still running:
3388	# the fsync below can take a very very long time.	3489	# the fsync below can take a very very long time.
3389		3490
3390	IO::AIO::aio_utime $runtime, undef, undef;	3491	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3391		3492
3392	my $guard = cf::lock_acquire "write_runtime";	3493	my $guard = cf::lock_acquire "write_runtime";
3393		3494
3394	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3495	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3395	or return;	3496	or return;
3396		3497
3397	my $value = $cf::RUNTIME + 90 + 10;	3498	my $value = $cf::RUNTIME + 90 + 10;
3398	# 10 is the runtime save interval, for a monotonic clock	3499	# 10 is the runtime save interval, for a monotonic clock
3399	# 60 allows for the watchdog to kill the server.	3500	# 60 allows for the watchdog to kill the server.
…		…
3409	aio_utime $fh, undef, undef;	3510	aio_utime $fh, undef, undef;
3410		3511
3411	close $fh	3512	close $fh
3412	or return;	3513	or return;
3413		3514
3414	aio_rename "$runtime~", $runtime	3515	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3415	and return;	3516	and return;
3416		3517
3417	warn "runtime file written.\n";	3518	warn "runtime file written.\n";
3418		3519
3419	1	3520	1
		3521	}
		3522
		3523	our $uuid_lock;
		3524	our $uuid_skip;
		3525
		3526	sub write_uuid_sync($) {
		3527	$uuid_skip ||= $_[0];
		3528
		3529	return if $uuid_lock;
		3530	local $uuid_lock = 1;
		3531
		3532	my $uuid = "$LOCALDIR/uuid";
		3533
		3534	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3535	or return;
		3536
		3537	my $value = uuid_seq uuid_cur;
		3538
		3539	unless ($value) {
		3540	warn "cowardly refusing to write zero uuid value!\n";
		3541	return;
		3542	}
		3543
		3544	my $value = uuid_str $value + $uuid_skip;
		3545	$uuid_skip = 0;
		3546
		3547	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3548	and return;
		3549
		3550	# always fsync - this file is important
		3551	aio_fsync $fh
		3552	and return;
		3553
		3554	close $fh
		3555	or return;
		3556
		3557	aio_rename "$uuid~", $uuid
		3558	and return;
		3559
		3560	warn "uuid file written ($value).\n";
		3561
		3562	1
		3563
		3564	}
		3565
		3566	sub write_uuid($$) {
		3567	my ($skip, $sync) = @_;
		3568
		3569	$sync ? write_uuid_sync $skip
		3570	: async { write_uuid_sync $skip };
3420	}	3571	}
3421		3572
3422	sub emergency_save() {	3573	sub emergency_save() {
3423	my $freeze_guard = cf::freeze_mainloop;	3574	my $freeze_guard = cf::freeze_mainloop;
3424		3575
3425	warn "enter emergency perl save\n";	3576	warn "emergency_perl_save: enter\n";
3426		3577
3427	cf::sync_job {	3578	cf::sync_job {
		3579	# this is a trade-off: we want to be very quick here, so
		3580	# save all maps without fsync, and later call a global sync
		3581	# (which in turn might be very very slow)
		3582	local $USE_FSYNC = 0;
		3583
3428	# use a peculiar iteration method to avoid tripping on perl	3584	# use a peculiar iteration method to avoid tripping on perl
3429	# refcount bugs in for. also avoids problems with players	3585	# refcount bugs in for. also avoids problems with players
3430	# and maps saved/destroyed asynchronously.	3586	# and maps saved/destroyed asynchronously.
3431	warn "begin emergency player save\n";	3587	warn "emergency_perl_save: begin player save\n";
3432	for my $login (keys %cf::PLAYER) {	3588	for my $login (keys %cf::PLAYER) {
3433	my $pl = $cf::PLAYER{$login} or next;	3589	my $pl = $cf::PLAYER{$login} or next;
3434	$pl->valid or next;	3590	$pl->valid or next;
3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3591	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3436	$pl->save;	3592	$pl->save;
3437	}	3593	}
3438	warn "end emergency player save\n";	3594	warn "emergency_perl_save: end player save\n";
3439		3595
3440	warn "begin emergency map save\n";	3596	warn "emergency_perl_save: begin map save\n";
3441	for my $path (keys %cf::MAP) {	3597	for my $path (keys %cf::MAP) {
3442	my $map = $cf::MAP{$path} or next;	3598	my $map = $cf::MAP{$path} or next;
3443	$map->valid or next;	3599	$map->valid or next;
3444	$map->save;	3600	$map->save;
3445	}	3601	}
3446	warn "end emergency map save\n";	3602	warn "emergency_perl_save: end map save\n";
3447		3603
3448	warn "begin emergency database checkpoint\n";	3604	warn "emergency_perl_save: begin database checkpoint\n";
3449	BDB::db_env_txn_checkpoint $DB_ENV;	3605	BDB::db_env_txn_checkpoint $DB_ENV;
3450	warn "end emergency database checkpoint\n";	3606	warn "emergency_perl_save: end database checkpoint\n";
		3607
		3608	warn "emergency_perl_save: begin write uuid\n";
		3609	write_uuid_sync 1;
		3610	warn "emergency_perl_save: end write uuid\n";
3451	};	3611	};
3452		3612
		3613	warn "emergency_perl_save: starting sync()\n";
		3614	IO::AIO::aio_sync sub {
		3615	warn "emergency_perl_save: finished sync()\n";
		3616	};
		3617
3453	warn "leave emergency perl save\n";	3618	warn "emergency_perl_save: leave\n";
3454	}	3619	}
3455		3620
3456	sub post_cleanup {	3621	sub post_cleanup {
3457	my ($make_core) = @_;	3622	my ($make_core) = @_;
3458		3623
3459	warn Carp::longmess "post_cleanup backtrace"	3624	warn Carp::longmess "post_cleanup backtrace"
3460	if $make_core;	3625	if $make_core;
		3626
		3627	my $fh = pidfile;
		3628	unlink $PIDFILE if <$fh> == $$;
		3629	}
		3630
		3631	# a safer delete_package, copied from Symbol
		3632	sub clear_package($) {
		3633	my $pkg = shift;
		3634
		3635	# expand to full symbol table name if needed
		3636	unless ($pkg =~ /^main::.*::$/) {
		3637	$pkg = "main$pkg" if $pkg =~ /^::/;
		3638	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3639	$pkg .= '::' unless $pkg =~ /::$/;
		3640	}
		3641
		3642	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3643	my $stem_symtab = *{$stem}{HASH};
		3644
		3645	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3646	or return;
		3647
		3648	# clear all symbols
		3649	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3650	for my $name (keys %$leaf_symtab) {
		3651	_gv_clear *{"$pkg$name"};
		3652	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3653	}
		3654	warn "cleared package $pkg\n";#d#
3461	}	3655	}
3462		3656
3463	sub do_reload_perl() {	3657	sub do_reload_perl() {
3464	# can/must only be called in main	3658	# can/must only be called in main
3465	if ($Coro::current != $Coro::main) {	3659	if ($Coro::current != $Coro::main) {
3466	warn "can only reload from main coroutine";	3660	warn "can only reload from main coroutine";
3467	return;	3661	return;
3468	}	3662	}
3469		3663
		3664	return if $RELOAD++;
		3665
		3666	my $t1 = EV::time;
		3667
		3668	while ($RELOAD) {
3470	warn "reloading...";	3669	warn "reloading...";
3471		3670
3472	warn "entering sync_job";	3671	warn "entering sync_job";
3473		3672
3474	cf::sync_job {	3673	cf::sync_job {
3475	cf::write_runtime; # external watchdog should not bark	3674	cf::write_runtime_sync; # external watchdog should not bark
3476	cf::emergency_save;	3675	cf::emergency_save;
3477	cf::write_runtime; # external watchdog should not bark	3676	cf::write_runtime_sync; # external watchdog should not bark
3478		3677
3479	warn "syncing database to disk";	3678	warn "syncing database to disk";
3480	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
3481		3680
3482	# if anything goes wrong in here, we should simply crash as we already saved	3681	# if anything goes wrong in here, we should simply crash as we already saved
3483		3682
3484	warn "flushing outstanding aio requests";	3683	warn "flushing outstanding aio requests";
3485	for (;;) {
3486	BDB::flush;
3487	IO::AIO::flush;
3488	Coro::cede_notself;
3489	last unless IO::AIO::nreqs || BDB::nreqs;	3684	while (IO::AIO::nreqs || BDB::nreqs) {
3490	warn "iterate...";	3685	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3491	}
3492
3493	++$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	}	3686	}
3516		3687
3517	warn "... nuking $pkg";	3688	warn "cancelling all extension coros";
3518	Symbol::delete_package $pkg;	3689	$_->cancel for values %EXT_CORO;
3519	}	3690	%EXT_CORO = ();
3520		3691
3521	warn "unloading all perl modules loaded from $LIBDIR";	3692	warn "removing commands";
3522	while (my ($k, $v) = each %INC) {	3693	%COMMAND = ();
3523	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3524		3694
		3695	warn "removing ext/exti commands";
		3696	%EXTCMD = ();
		3697	%EXTICMD = ();
		3698
		3699	warn "unloading/nuking all extensions";
		3700	for my $pkg (@EXTS) {
3525	warn "... unloading $k";	3701	warn "... unloading $pkg";
3526	delete $INC{$k};
3527		3702
3528	$k =~ s/\.pm$//;
3529	$k =~ s/\//::/g;
3530
3531	if (my $cb = $k->can ("unload_module")) {	3703	if (my $cb = $pkg->can ("unload")) {
		3704	eval {
3532	$cb->();	3705	$cb->($pkg);
		3706	1
		3707	} or warn "$pkg unloaded, but with errors: $@";
		3708	}
		3709
		3710	warn "... clearing $pkg";
		3711	clear_package $pkg;
3533	}	3712	}
3534		3713
3535	Symbol::delete_package $k;	3714	warn "unloading all perl modules loaded from $LIBDIR";
		3715	while (my ($k, $v) = each %INC) {
		3716	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3717
		3718	warn "... unloading $k";
		3719	delete $INC{$k};
		3720
		3721	$k =~ s/\.pm$//;
		3722	$k =~ s/\//::/g;
		3723
		3724	if (my $cb = $k->can ("unload_module")) {
		3725	$cb->();
		3726	}
		3727
		3728	clear_package $k;
3536	}	3729	}
3537		3730
3538	warn "getting rid of safe::, as good as possible";	3731	warn "getting rid of safe::, as good as possible";
3539	Symbol::delete_package "safe::$_"	3732	clear_package "safe::$_"
3540	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3733	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3541		3734
3542	warn "unloading cf.pm \"a bit\"";	3735	warn "unloading cf.pm \"a bit\"";
3543	delete $INC{"cf.pm"};	3736	delete $INC{"cf.pm"};
3544	delete $INC{"cf/pod.pm"};	3737	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3545		3738
3546	# don't, removes xs symbols, too,	3739	# don't, removes xs symbols, too,
3547	# and global variables created in xs	3740	# and global variables created in xs
3548	#Symbol::delete_package __PACKAGE__;	3741	#clear_package __PACKAGE__;
3549		3742
3550	warn "unload completed, starting to reload now";	3743	warn "unload completed, starting to reload now";
3551		3744
3552	warn "reloading cf.pm";	3745	warn "reloading cf.pm";
3553	require cf;	3746	require cf;
3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3747	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3555		3748
3556	warn "loading config and database again";	3749	warn "loading config and database again";
3557	cf::reload_config;	3750	cf::reload_config;
3558		3751
3559	warn "loading extensions";	3752	warn "loading extensions";
3560	cf::load_extensions;	3753	cf::load_extensions;
3561		3754
		3755	if ($REATTACH_ON_RELOAD) {
3562	warn "reattaching attachments to objects/players";	3756	warn "reattaching attachments to objects/players";
3563	_global_reattach; # objects, sockets	3757	_global_reattach; # objects, sockets
3564	warn "reattaching attachments to maps";	3758	warn "reattaching attachments to maps";
3565	reattach $_ for values %MAP;	3759	reattach $_ for values %MAP;
3566	warn "reattaching attachments to players";	3760	warn "reattaching attachments to players";
3567	reattach $_ for values %PLAYER;	3761	reattach $_ for values %PLAYER;
		3762	}
3568		3763
		3764	warn "running post_init jobs";
		3765	(pop @POST_INIT)->(1) while @POST_INIT;
		3766
3569	warn "leaving sync_job";	3767	warn "leaving sync_job";
3570		3768
3571	1	3769	1
3572	} or do {	3770	} or do {
3573	warn $@;	3771	warn $@;
3574	cf::cleanup "error while reloading, exiting.";	3772	cf::cleanup "error while reloading, exiting.";
3575	};	3773	};
3576		3774
3577	warn "reloaded";	3775	warn "reloaded";
		3776	--$RELOAD;
		3777	}
		3778
		3779	$t1 = EV::time - $t1;
		3780	warn "reload completed in ${t1}s\n";
3578	};	3781	};
3579		3782
3580	our $RELOAD_WATCHER; # used only during reload	3783	our $RELOAD_WATCHER; # used only during reload
3581		3784
3582	sub reload_perl() {	3785	sub reload_perl() {
3583	# doing reload synchronously and two reloads happen back-to-back,	3786	# doing reload synchronously and two reloads happen back-to-back,
3584	# coro crashes during coro_state_free->destroy here.	3787	# coro crashes during coro_state_free->destroy here.
3585		3788
		3789	$RELOAD_WATCHER ||= cf::async {
		3790	Coro::AIO::aio_wait cache_extensions;
		3791
3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3792	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3587	do_reload_perl;	3793	do_reload_perl;
3588	undef $RELOAD_WATCHER;	3794	undef $RELOAD_WATCHER;
		3795	};
3589	};	3796	};
3590	}	3797	}
3591		3798
3592	register_command "reload" => sub {	3799	register_command "reload" => sub {
3593	my ($who, $arg) = @_;	3800	my ($who, $arg) = @_;
…		…
3607		3814
3608	our @WAIT_FOR_TICK;	3815	our @WAIT_FOR_TICK;
3609	our @WAIT_FOR_TICK_BEGIN;	3816	our @WAIT_FOR_TICK_BEGIN;
3610		3817
3611	sub wait_for_tick {	3818	sub wait_for_tick {
3612	return if tick_inhibit;
3613	return if $Coro::current == $Coro::main;	3819	return if tick_inhibit || $Coro::current == $Coro::main;
3614		3820
3615	my $signal = new Coro::Signal;	3821	my $signal = new Coro::Signal;
3616	push @WAIT_FOR_TICK, $signal;	3822	push @WAIT_FOR_TICK, $signal;
3617	$signal->wait;	3823	$signal->wait;
3618	}	3824	}
3619		3825
3620	sub wait_for_tick_begin {	3826	sub wait_for_tick_begin {
3621	return if tick_inhibit;
3622	return if $Coro::current == $Coro::main;	3827	return if tick_inhibit || $Coro::current == $Coro::main;
3623		3828
3624	my $signal = new Coro::Signal;	3829	my $signal = new Coro::Signal;
3625	push @WAIT_FOR_TICK_BEGIN, $signal;	3830	push @WAIT_FOR_TICK_BEGIN, $signal;
3626	$signal->wait;	3831	$signal->wait;
3627	}	3832	}
…		…
3637		3842
3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3843	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3844	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3640	Coro::async_pool {	3845	Coro::async_pool {
3641	$Coro::current->{desc} = "runtime saver";	3846	$Coro::current->{desc} = "runtime saver";
3642	write_runtime	3847	write_runtime_sync
3643	or warn "ERROR: unable to write runtime file: $!";	3848	or warn "ERROR: unable to write runtime file: $!";
3644	};	3849	};
3645	}	3850	}
3646		3851
3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3852	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3666	{	3871	{
3667	# configure BDB	3872	# configure BDB
3668		3873
3669	BDB::min_parallel 8;	3874	BDB::min_parallel 8;
3670	BDB::max_poll_reqs $TICK * 0.1;	3875	BDB::max_poll_reqs $TICK * 0.1;
3671	$Coro::BDB::WATCHER->priority (1);	3876	$AnyEvent::BDB::WATCHER->priority (1);
3672		3877
3673	unless ($DB_ENV) {	3878	unless ($DB_ENV) {
3674	$DB_ENV = BDB::db_env_create;	3879	$DB_ENV = BDB::db_env_create;
3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3880	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3676	| BDB::LOG_AUTOREMOVE, 1);	3881	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3882	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3883	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3884	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3679		3885
3680	cf::sync_job {	3886	cf::sync_job {
3681	eval {	3887	eval {
…		…
3707	{	3913	{
3708	# configure IO::AIO	3914	# configure IO::AIO
3709		3915
3710	IO::AIO::min_parallel 8;	3916	IO::AIO::min_parallel 8;
3711	IO::AIO::max_poll_time $TICK * 0.1;	3917	IO::AIO::max_poll_time $TICK * 0.1;
3712	$Coro::AIO::WATCHER->priority (1);	3918	undef $AnyEvent::AIO::WATCHER;
3713	}	3919	}
3714		3920
3715	my $_log_backtrace;	3921	my $_log_backtrace;
3716		3922
3717	sub _log_backtrace {	3923	sub _log_backtrace {
…		…
3720	$msg =~ s/\n//;	3926	$msg =~ s/\n//;
3721		3927
3722	# limit the # of concurrent backtraces	3928	# limit the # of concurrent backtraces
3723	if ($_log_backtrace < 2) {	3929	if ($_log_backtrace < 2) {
3724	++$_log_backtrace;	3930	++$_log_backtrace;
		3931	my $perl_bt = Carp::longmess $msg;
3725	async {	3932	async {
3726	$Coro::current->{desc} = "abt $msg";	3933	$Coro::current->{desc} = "abt $msg";
3727		3934
3728	my @bt = fork_call {	3935	my @bt = fork_call {
3729	@addr = map { sprintf "%x", $_ } @addr;	3936	@addr = map { sprintf "%x", $_ } @addr;
…		…
3740	}	3947	}
3741		3948
3742	@funcs	3949	@funcs
3743	};	3950	};
3744		3951
3745	LOG llevInfo, "[ABT] $msg\n";	3952	LOG llevInfo, "[ABT] $perl_bt\n";
		3953	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3746	LOG llevInfo, "[ABT] $_\n" for @bt;	3954	LOG llevInfo, "[ABT] $_\n" for @bt;
3747	--$_log_backtrace;	3955	--$_log_backtrace;
3748	};	3956	};
3749	} else {	3957	} else {
3750	LOG llevInfo, "[ABT] $msg\n";	3958	LOG llevInfo, "[ABT] $msg\n";
3751	LOG llevInfo, "[ABT] [suppressed]\n";	3959	LOG llevInfo, "[ABT] [suppressed]\n";
3752	}	3960	}
3753	}	3961	}
3754		3962
3755	# load additional modules	3963	# load additional modules
3756	use cf::pod;	3964	require "cf/$_.pm" for @EXTRA_MODULES;
3757		3965
3758	END { cf::emergency_save }	3966	END { cf::emergency_save }
3759		3967
3760	1	3968	1
3761		3969

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