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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 1.476 by root, Wed Sep 2 16:54:20 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;
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;
2550	$self->activate_recursive;
2551		2539
2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2540	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2553	$self->enter_map ($map, $x, $y);	2541	$self->enter_map ($map, $x, $y);
		2542
		2543	# only activate afterwards, to support waiting in hooks
		2544	$self->activate_recursive;
2554	}	2545	}
2555		2546
2556	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2547	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2557		2548
2558	Moves the player to the given map-path and coordinates by first freezing	2549	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	2550	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	2551	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	2552	the new (success) or old (failed) map position. In either case, $done will
2562	be called at the end of this process.	2553	be called at the end of this process.
		2554
		2555	Note that $check will be called with a potentially non-loaded map, so if
		2556	it needs a loaded map it has to call C<< ->load >>.
2563		2557
2564	=cut	2558	=cut
2565		2559
2566	our $GOTOGEN;	2560	our $GOTOGEN;
2567		2561
…		…
2646	}	2640	}
2647		2641
2648	sub prepare_random_map {	2642	sub prepare_random_map {
2649	my ($exit) = @_;	2643	my ($exit) = @_;
2650		2644
2651	my $guard = cf::lock_acquire "exit_prepare:$exit";
2652
2653	# all this does is basically replace the /! path by	2645	# all this does is basically replace the /! path by
2654	# a new random map path (?random/...) with a seed	2646	# a new random map path (?random/...) with a seed
2655	# that depends on the exit object	2647	# that depends on the exit object
2656		2648
2657	my $rmp = parse_random_map_params $exit->msg;	2649	my $rmp = parse_random_map_params $exit->msg;
…		…
2659	if ($exit->map) {	2651	if ($exit->map) {
2660	$rmp->{region} = $exit->region->name;	2652	$rmp->{region} = $exit->region->name;
2661	$rmp->{origin_map} = $exit->map->path;	2653	$rmp->{origin_map} = $exit->map->path;
2662	$rmp->{origin_x} = $exit->x;	2654	$rmp->{origin_x} = $exit->x;
2663	$rmp->{origin_y} = $exit->y;	2655	$rmp->{origin_y} = $exit->y;
		2656
		2657	$exit->map->touch;
2664	}	2658	}
2665		2659
2666	$rmp->{random_seed} ||= $exit->random_seed;	2660	$rmp->{random_seed} ||= $exit->random_seed;
2667		2661
2668	my $data = cf::encode_json $rmp;	2662	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2669	my $md5 = Digest::MD5::md5_hex $data;	2663	my $md5 = Digest::MD5::md5_hex $data;
2670	my $meta = "$RANDOMDIR/$md5.meta";	2664	my $meta = "$RANDOMDIR/$md5.meta";
2671		2665
2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2666	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2673	aio_write $fh, 0, (length $data), $data, 0;	2667	aio_write $fh, 0, (length $data), $data, 0;
2674	undef $fh;	2668	undef $fh;
2675	aio_rename "$meta~", $meta;	2669	aio_rename "$meta~", $meta;
2676		2670
		2671	my $slaying = "?random/$md5";
		2672
		2673	if ($exit->valid) {
2677	$exit->slaying ("?random/$md5");	2674	$exit->slaying ("?random/$md5");
2678	$exit->msg (undef);	2675	$exit->msg (undef);
		2676	}
2679	}	2677	}
2680	}	2678	}
2681		2679
2682	sub cf::object::player::enter_exit {	2680	sub cf::object::player::enter_exit {
2683	my ($self, $exit) = @_;	2681	my ($self, $exit) = @_;
2684		2682
2685	return unless $self->type == cf::PLAYER;	2683	return unless $self->type == cf::PLAYER;
2686		2684
2687	if ($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;	2685	$self->enter_link;
2699		2686
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 {	2687	(async {
2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2688	$Coro::current->{desc} = "enter_exit";
2706		2689
2707	$self->deactivate_recursive; # just to be sure
2708	unless (eval {	2690	unless (eval {
		2691	$self->deactivate_recursive; # just to be sure
		2692
		2693	# random map handling
		2694	{
		2695	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2696
		2697	prepare_random_map $exit
		2698	if $exit->slaying eq "/!";
		2699	}
		2700
		2701	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2702	my $x = $exit->stats->hp;
		2703	my $y = $exit->stats->sp;
		2704
2709	$self->goto ($slaying, $hp, $sp);	2705	$self->goto ($map, $x, $y);
2710		2706
		2707	# if exit is damned, update players death & WoR home-position
		2708	$self->contr->savebed ($map, $x, $y)
		2709	if $exit->flag (cf::FLAG_DAMNED);
		2710
2711	1;	2711	1
2712	}) {	2712	}) {
2713	$self->message ("Something went wrong deep within the crossfire server. "	2713	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	2714	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	2715	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	2716	cf::NDI_UNIQUE | cf::NDI_RED);
2717		2717
2718	warn "ERROR in enter_exit: $@";	2718	warn "ERROR in enter_exit: $@";
…		…
2784	id => "infobox",	2784	id => "infobox",
2785	title => "Body Parts",	2785	title => "Body Parts",
2786	reply => undef,	2786	reply => undef,
2787	tooltip => "Shows which body parts you posess and are available",	2787	tooltip => "Shows which body parts you posess and are available",
2788	},	2788	},
		2789	"c/statistics" => {
		2790	id => "infobox",
		2791	title => "Statistics",
		2792	reply => undef,
		2793	tooltip => "Shows your primary statistics",
		2794	},
		2795	"c/skills" => {
		2796	id => "infobox",
		2797	title => "Skills",
		2798	reply => undef,
		2799	tooltip => "Shows your experience per skill and item power",
		2800	},
		2801	"c/shopitems" => {
		2802	id => "infobox",
		2803	title => "Shop Items",
		2804	reply => undef,
		2805	tooltip => "Shows the items currently for sale in this shop",
		2806	},
		2807	"c/resistances" => {
		2808	id => "infobox",
		2809	title => "Resistances",
		2810	reply => undef,
		2811	tooltip => "Shows your resistances",
		2812	},
		2813	"c/pets" => {
		2814	id => "infobox",
		2815	title => "Pets",
		2816	reply => undef,
		2817	tooltip => "Shows information abotu your pets/a specific pet",
		2818	},
		2819	"c/perceiveself" => {
		2820	id => "infobox",
		2821	title => "Perceive Self",
		2822	reply => undef,
		2823	tooltip => "You gained detailed knowledge about yourself",
		2824	},
2789	"c/uptime" => {	2825	"c/uptime" => {
2790	id => "infobox",	2826	id => "infobox",
2791	title => "Uptime",	2827	title => "Uptime",
2792	reply => undef,	2828	reply => undef,
2793	tooltip => "How long the server has been running since last restart",	2829	tooltip => "How long the server has been running since last restart",
…		…
2796	id => "infobox",	2832	id => "infobox",
2797	title => "Map Info",	2833	title => "Map Info",
2798	reply => undef,	2834	reply => undef,
2799	tooltip => "Information related to the maps",	2835	tooltip => "Information related to the maps",
2800	},	2836	},
		2837	"c/party" => {
		2838	id => "party",
		2839	title => "Party",
		2840	reply => "gsay ",
		2841	tooltip => "Messages and chat related to your party",
		2842	},
		2843	"c/death" => {
		2844	id => "death",
		2845	title => "Death",
		2846	reply => undef,
		2847	tooltip => "Reason for and more info about your most recent death",
		2848	},
		2849	"c/say" => $SAY_CHANNEL,
		2850	"c/chat" => $CHAT_CHANNEL,
2801	);	2851	);
2802		2852
2803	sub cf::client::send_msg {	2853	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	2854	my ($self, $channel, $msg, $color, @extra) = @_;
2805		2855
2806	$msg = $self->pl->expand_cfpod ($msg);	2856	$msg = $self->pl->expand_cfpod ($msg)
		2857	unless $color & cf::NDI_VERBATIM;
2807		2858
2808	$color &= cf::NDI_CLIENT_MASK; # just in case...	2859	$color &= cf::NDI_CLIENT_MASK; # just in case...
2809		2860
2810	# check predefined channels, for the benefit of C	2861	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	2862	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	2863	$channel = $CHANNEL{$channel};
2813		2864
2814	$self->ext_msg (channel_info => $channel)	2865	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	2866	$channel = $channel->{id};
2818		2867
2819	} elsif (ref $channel) {	2868	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	2869	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	2870	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	2871	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	2872	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	2873	}
2826		2874
2827	$channel = $channel->{id};	2875	$channel = $channel->{id};
2828	}	2876	}
2829		2877
2830	return unless @extra || length $msg;	2878	return unless @extra || length $msg;
2831		2879
2832	if ($self->can_msg) {
2833	# default colour, mask it out	2880	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2881	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	2882	if $color & cf::NDI_DEF;
2836		2883
2837	$self->send_packet ("msg " . $self->{json_coder}->encode (	2884	my $pkt = "msg "
		2885	. $self->{json_coder}->encode (
2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2886	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2839	} else {	2887	);
2840	if ($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		2888
2851	$color &= cf::NDI_COLOR_MASK;	2889	# try lzf for large packets
		2890	$pkt = "lzf " . Compress::LZF::compress $pkt
		2891	if 1024 <= length $pkt and $self->{can_lzf};
2852		2892
2853	utf8::encode $msg;	2893	# split very large packets
2854		2894	if (8192 < length $pkt and $self->{can_lzf}) {
2855	if (0 && $msg =~ /\[/) {	2895	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2856	# COMMAND/INFO	2896	$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	}	2897	}
		2898
		2899	$self->send_packet ($pkt);
2864	}	2900	}
2865		2901
2866	=item $client->ext_msg ($type, @msg)	2902	=item $client->ext_msg ($type, @msg)
2867		2903
2868	Sends an ext event to the client.	2904	Sends an ext event to the client.
…		…
3042		3078
3043	The following functions and methods are available within a safe environment:	3079	The following functions and methods are available within a safe environment:
3044		3080
3045	cf::object	3081	cf::object
3046	contr pay_amount pay_player map x y force_find force_add destroy	3082	contr pay_amount pay_player map x y force_find force_add destroy
3047	insert remove name archname title slaying race decrease_ob_nr	3083	insert remove name archname title slaying race decrease split
		3084	value
3048		3085
3049	cf::object::player	3086	cf::object::player
3050	player	3087	player
3051		3088
3052	cf::player	3089	cf::player
…		…
3057		3094
3058	=cut	3095	=cut
3059		3096
3060	for (	3097	for (
3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3098	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3062	insert remove inv name archname title slaying race	3099	insert remove inv nrof name archname title slaying race
3063	decrease_ob_nr destroy)],	3100	decrease split destroy change_exp value msg lore send_msg)],
3064	["cf::object::player" => qw(player)],	3101	["cf::object::player" => qw(player)],
3065	["cf::player" => qw(peaceful)],	3102	["cf::player" => qw(peaceful send_msg)],
3066	["cf::map" => qw(trigger)],	3103	["cf::map" => qw(trigger)],
3067	) {	3104	) {
3068	no strict 'refs';	3105	no strict 'refs';
3069	my ($pkg, @funs) = @$_;	3106	my ($pkg, @funs) = @$_;
3070	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3107	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3087	my ($code, %vars) = @_;	3124	my ($code, %vars) = @_;
3088		3125
3089	my $qcode = $code;	3126	my $qcode = $code;
3090	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3127	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3091	$qcode =~ s/\n/\\n/g;	3128	$qcode =~ s/\n/\\n/g;
		3129
		3130	%vars = (_dummy => 0) unless %vars;
3092		3131
3093	local $_;	3132	local $_;
3094	local @safe::cf::_safe_eval_args = values %vars;	3133	local @safe::cf::_safe_eval_args = values %vars;
3095		3134
3096	my $eval =	3135	my $eval =
…		…
3276	while (my ($k, $v) = each %$want) {	3315	while (my ($k, $v) = each %$want) {
3277	$ns->fx_want ($k, $v);	3316	$ns->fx_want ($k, $v);
3278	}	3317	}
3279	};	3318	};
3280		3319
		3320	sub load_resource_file($) {
		3321	my $guard = lock_acquire "load_resource_file";
		3322
		3323	my $status = load_resource_file_ $_[0];
		3324	get_slot 0.1, 100;
		3325	cf::arch::commit_load;
		3326
		3327	$status
		3328	}
		3329
3281	sub reload_regions {	3330	sub reload_regions {
3282	# HACK to clear player env face cache, we need some signal framework	3331	# HACK to clear player env face cache, we need some signal framework
3283	# for this (global event?)	3332	# for this (global event?)
3284	%ext::player_env::MUSIC_FACE_CACHE = ();	3333	%ext::player_env::MUSIC_FACE_CACHE = ();
3285		3334
…		…
3298	}	3347	}
3299		3348
3300	sub reload_archetypes {	3349	sub reload_archetypes {
3301	load_resource_file "$DATADIR/archetypes"	3350	load_resource_file "$DATADIR/archetypes"
3302	or die "unable to load archetypes\n";	3351	or die "unable to load archetypes\n";
3303	#d# NEED to laod twice to resolve forward references
3304	# this really needs to be done in an extra post-pass
3305	# (which needs to be synchronous, so solve it differently)
3306	load_resource_file "$DATADIR/archetypes"
3307	or die "unable to load archetypes\n";
3308	}	3352	}
3309		3353
3310	sub reload_treasures {	3354	sub reload_treasures {
3311	load_resource_file "$DATADIR/treasures"	3355	load_resource_file "$DATADIR/treasures"
3312	or die "unable to load treasurelists\n";	3356	or die "unable to load treasurelists\n";
3313	}	3357	}
3314		3358
3315	sub reload_resources {	3359	sub reload_resources {
3316	warn "reloading resource files...\n";	3360	warn "reloading resource files...\n";
3317		3361
		3362	reload_facedata;
		3363	reload_archetypes;
3318	reload_regions;	3364	reload_regions;
3319	reload_facedata;
3320	#reload_archetypes;#d#
3321	reload_archetypes;
3322	reload_treasures;	3365	reload_treasures;
3323		3366
3324	warn "finished reloading resource files\n";	3367	warn "finished reloading resource files\n";
3325	}
3326
3327	sub init {
3328	reload_resources;
3329	}	3368	}
3330		3369
3331	sub reload_config {	3370	sub reload_config {
3332	open my $fh, "<:utf8", "$CONFDIR/config"	3371	open my $fh, "<:utf8", "$CONFDIR/config"
3333	or return;	3372	or return;
…		…
3347	};	3386	};
3348	warn $@ if $@;	3387	warn $@ if $@;
3349	}	3388	}
3350	}	3389	}
3351		3390
		3391	sub pidfile() {
		3392	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3393	or die "$PIDFILE: $!";
		3394	flock $fh, &Fcntl::LOCK_EX
		3395	or die "$PIDFILE: flock: $!";
		3396	$fh
		3397	}
		3398
		3399	# make sure only one server instance is running at any one time
		3400	sub atomic {
		3401	my $fh = pidfile;
		3402
		3403	my $pid = <$fh>;
		3404	kill 9, $pid if $pid > 0;
		3405
		3406	seek $fh, 0, 0;
		3407	print $fh $$;
		3408	}
		3409
		3410	sub main_loop {
		3411	warn "EV::loop starting\n";
		3412	if (1) {
		3413	EV::loop;
		3414	}
		3415	warn "EV::loop returned\n";
		3416	goto &main_loop unless $REALLY_UNLOOP;
		3417	}
		3418
3352	sub main {	3419	sub main {
		3420	cf::init_globals; # initialise logging
		3421
		3422	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3423	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3424	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3425	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3426
		3427	cf::init_experience;
		3428	cf::init_anim;
		3429	cf::init_attackmess;
		3430	cf::init_dynamic;
		3431
		3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3433
3353	# we must not ever block the main coroutine	3434	# we must not ever block the main coroutine
3354	local $Coro::idle = sub {	3435	local $Coro::idle = sub {
3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3436	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3356	(async {	3437	(async {
3357	$Coro::current->{desc} = "IDLE BUG HANDLER";	3438	$Coro::current->{desc} = "IDLE BUG HANDLER";
3358	EV::loop EV::LOOP_ONESHOT;	3439	EV::loop EV::LOOP_ONESHOT;
3359	})->prio (Coro::PRIO_MAX);	3440	})->prio (Coro::PRIO_MAX);
3360	};	3441	};
3361		3442
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;	3443	evthread_start IO::AIO::poll_fileno;
3368	EV::loop;	3444
		3445	cf::sync_job {
		3446	reload_resources;
		3447	reload_config;
		3448	db_init;
		3449
		3450	cf::load_settings;
		3451	cf::load_materials;
		3452	cf::init_uuid;
		3453	cf::init_signals;
		3454	cf::init_commands;
		3455	cf::init_skills;
		3456
		3457	cf::init_beforeplay;
		3458
		3459	atomic;
		3460
		3461	load_extensions;
		3462
		3463	utime time, time, $RUNTIMEFILE;
		3464
		3465	# no (long-running) fork's whatsoever before this point(!)
		3466	use POSIX ();
		3467	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3468
		3469	(pop @POST_INIT)->(0) while @POST_INIT;
		3470	};
		3471
		3472	main_loop;
3369	}	3473	}
3370		3474
3371	#############################################################################	3475	#############################################################################
3372	# initialisation and cleanup	3476	# initialisation and cleanup
3373		3477
…		…
3379	cf::cleanup "SIG$signal";	3483	cf::cleanup "SIG$signal";
3380	};	3484	};
3381	}	3485	}
3382	}	3486	}
3383		3487
3384	sub write_runtime {	3488	sub write_runtime_sync {
3385	my $runtime = "$LOCALDIR/runtime";
3386
3387	# first touch the runtime file to show we are still running:	3489	# first touch the runtime file to show we are still running:
3388	# the fsync below can take a very very long time.	3490	# the fsync below can take a very very long time.
3389		3491
3390	IO::AIO::aio_utime $runtime, undef, undef;	3492	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3391		3493
3392	my $guard = cf::lock_acquire "write_runtime";	3494	my $guard = cf::lock_acquire "write_runtime";
3393		3495
3394	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3496	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3395	or return;	3497	or return;
3396		3498
3397	my $value = $cf::RUNTIME + 90 + 10;	3499	my $value = $cf::RUNTIME + 90 + 10;
3398	# 10 is the runtime save interval, for a monotonic clock	3500	# 10 is the runtime save interval, for a monotonic clock
3399	# 60 allows for the watchdog to kill the server.	3501	# 60 allows for the watchdog to kill the server.
…		…
3409	aio_utime $fh, undef, undef;	3511	aio_utime $fh, undef, undef;
3410		3512
3411	close $fh	3513	close $fh
3412	or return;	3514	or return;
3413		3515
3414	aio_rename "$runtime~", $runtime	3516	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3415	and return;	3517	and return;
3416		3518
3417	warn "runtime file written.\n";	3519	warn "runtime file written.\n";
3418		3520
3419	1	3521	1
		3522	}
		3523
		3524	our $uuid_lock;
		3525	our $uuid_skip;
		3526
		3527	sub write_uuid_sync($) {
		3528	$uuid_skip ||= $_[0];
		3529
		3530	return if $uuid_lock;
		3531	local $uuid_lock = 1;
		3532
		3533	my $uuid = "$LOCALDIR/uuid";
		3534
		3535	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3536	or return;
		3537
		3538	my $value = uuid_seq uuid_cur;
		3539
		3540	unless ($value) {
		3541	warn "cowardly refusing to write zero uuid value!\n";
		3542	return;
		3543	}
		3544
		3545	my $value = uuid_str $value + $uuid_skip;
		3546	$uuid_skip = 0;
		3547
		3548	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3549	and return;
		3550
		3551	# always fsync - this file is important
		3552	aio_fsync $fh
		3553	and return;
		3554
		3555	close $fh
		3556	or return;
		3557
		3558	aio_rename "$uuid~", $uuid
		3559	and return;
		3560
		3561	warn "uuid file written ($value).\n";
		3562
		3563	1
		3564
		3565	}
		3566
		3567	sub write_uuid($$) {
		3568	my ($skip, $sync) = @_;
		3569
		3570	$sync ? write_uuid_sync $skip
		3571	: async { write_uuid_sync $skip };
3420	}	3572	}
3421		3573
3422	sub emergency_save() {	3574	sub emergency_save() {
3423	my $freeze_guard = cf::freeze_mainloop;	3575	my $freeze_guard = cf::freeze_mainloop;
3424		3576
3425	warn "enter emergency perl save\n";	3577	warn "emergency_perl_save: enter\n";
3426		3578
3427	cf::sync_job {	3579	cf::sync_job {
		3580	# this is a trade-off: we want to be very quick here, so
		3581	# save all maps without fsync, and later call a global sync
		3582	# (which in turn might be very very slow)
		3583	local $USE_FSYNC = 0;
		3584
3428	# use a peculiar iteration method to avoid tripping on perl	3585	# use a peculiar iteration method to avoid tripping on perl
3429	# refcount bugs in for. also avoids problems with players	3586	# refcount bugs in for. also avoids problems with players
3430	# and maps saved/destroyed asynchronously.	3587	# and maps saved/destroyed asynchronously.
3431	warn "begin emergency player save\n";	3588	warn "emergency_perl_save: begin player save\n";
3432	for my $login (keys %cf::PLAYER) {	3589	for my $login (keys %cf::PLAYER) {
3433	my $pl = $cf::PLAYER{$login} or next;	3590	my $pl = $cf::PLAYER{$login} or next;
3434	$pl->valid or next;	3591	$pl->valid or next;
3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3592	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3436	$pl->save;	3593	$pl->save;
3437	}	3594	}
3438	warn "end emergency player save\n";	3595	warn "emergency_perl_save: end player save\n";
3439		3596
3440	warn "begin emergency map save\n";	3597	warn "emergency_perl_save: begin map save\n";
3441	for my $path (keys %cf::MAP) {	3598	for my $path (keys %cf::MAP) {
3442	my $map = $cf::MAP{$path} or next;	3599	my $map = $cf::MAP{$path} or next;
3443	$map->valid or next;	3600	$map->valid or next;
3444	$map->save;	3601	$map->save;
3445	}	3602	}
3446	warn "end emergency map save\n";	3603	warn "emergency_perl_save: end map save\n";
3447		3604
3448	warn "begin emergency database checkpoint\n";	3605	warn "emergency_perl_save: begin database checkpoint\n";
3449	BDB::db_env_txn_checkpoint $DB_ENV;	3606	BDB::db_env_txn_checkpoint $DB_ENV;
3450	warn "end emergency database checkpoint\n";	3607	warn "emergency_perl_save: end database checkpoint\n";
		3608
		3609	warn "emergency_perl_save: begin write uuid\n";
		3610	write_uuid_sync 1;
		3611	warn "emergency_perl_save: end write uuid\n";
3451	};	3612	};
3452		3613
		3614	warn "emergency_perl_save: starting sync()\n";
		3615	IO::AIO::aio_sync sub {
		3616	warn "emergency_perl_save: finished sync()\n";
		3617	};
		3618
3453	warn "leave emergency perl save\n";	3619	warn "emergency_perl_save: leave\n";
3454	}	3620	}
3455		3621
3456	sub post_cleanup {	3622	sub post_cleanup {
3457	my ($make_core) = @_;	3623	my ($make_core) = @_;
3458		3624
3459	warn Carp::longmess "post_cleanup backtrace"	3625	warn Carp::longmess "post_cleanup backtrace"
3460	if $make_core;	3626	if $make_core;
		3627
		3628	my $fh = pidfile;
		3629	unlink $PIDFILE if <$fh> == $$;
		3630	}
		3631
		3632	# a safer delete_package, copied from Symbol
		3633	sub clear_package($) {
		3634	my $pkg = shift;
		3635
		3636	# expand to full symbol table name if needed
		3637	unless ($pkg =~ /^main::.*::$/) {
		3638	$pkg = "main$pkg" if $pkg =~ /^::/;
		3639	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3640	$pkg .= '::' unless $pkg =~ /::$/;
		3641	}
		3642
		3643	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3644	my $stem_symtab = *{$stem}{HASH};
		3645
		3646	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3647	or return;
		3648
		3649	# clear all symbols
		3650	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3651	for my $name (keys %$leaf_symtab) {
		3652	_gv_clear *{"$pkg$name"};
		3653	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3654	}
		3655	warn "cleared package $pkg\n";#d#
3461	}	3656	}
3462		3657
3463	sub do_reload_perl() {	3658	sub do_reload_perl() {
3464	# can/must only be called in main	3659	# can/must only be called in main
3465	if ($Coro::current != $Coro::main) {	3660	if ($Coro::current != $Coro::main) {
3466	warn "can only reload from main coroutine";	3661	warn "can only reload from main coroutine";
3467	return;	3662	return;
3468	}	3663	}
3469		3664
		3665	return if $RELOAD++;
		3666
		3667	my $t1 = EV::time;
		3668
		3669	while ($RELOAD) {
3470	warn "reloading...";	3670	warn "reloading...";
3471		3671
3472	warn "entering sync_job";	3672	warn "entering sync_job";
3473		3673
3474	cf::sync_job {	3674	cf::sync_job {
3475	cf::write_runtime; # external watchdog should not bark	3675	cf::write_runtime_sync; # external watchdog should not bark
3476	cf::emergency_save;	3676	cf::emergency_save;
3477	cf::write_runtime; # external watchdog should not bark	3677	cf::write_runtime_sync; # external watchdog should not bark
3478		3678
3479	warn "syncing database to disk";	3679	warn "syncing database to disk";
3480	BDB::db_env_txn_checkpoint $DB_ENV;	3680	BDB::db_env_txn_checkpoint $DB_ENV;
3481		3681
3482	# if anything goes wrong in here, we should simply crash as we already saved	3682	# if anything goes wrong in here, we should simply crash as we already saved
3483		3683
3484	warn "flushing outstanding aio requests";	3684	warn "flushing outstanding aio requests";
3485	for (;;) {
3486	BDB::flush;
3487	IO::AIO::flush;
3488	Coro::cede_notself;
3489	last unless IO::AIO::nreqs || BDB::nreqs;	3685	while (IO::AIO::nreqs || BDB::nreqs) {
3490	warn "iterate...";	3686	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3491	}
3492
3493	++$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	}	3687	}
3516		3688
3517	warn "... nuking $pkg";	3689	warn "cancelling all extension coros";
3518	Symbol::delete_package $pkg;	3690	$_->cancel for values %EXT_CORO;
3519	}	3691	%EXT_CORO = ();
3520		3692
3521	warn "unloading all perl modules loaded from $LIBDIR";	3693	warn "removing commands";
3522	while (my ($k, $v) = each %INC) {	3694	%COMMAND = ();
3523	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3524		3695
		3696	warn "removing ext/exti commands";
		3697	%EXTCMD = ();
		3698	%EXTICMD = ();
		3699
		3700	warn "unloading/nuking all extensions";
		3701	for my $pkg (@EXTS) {
3525	warn "... unloading $k";	3702	warn "... unloading $pkg";
3526	delete $INC{$k};
3527		3703
3528	$k =~ s/\.pm$//;
3529	$k =~ s/\//::/g;
3530
3531	if (my $cb = $k->can ("unload_module")) {	3704	if (my $cb = $pkg->can ("unload")) {
		3705	eval {
3532	$cb->();	3706	$cb->($pkg);
		3707	1
		3708	} or warn "$pkg unloaded, but with errors: $@";
		3709	}
		3710
		3711	warn "... clearing $pkg";
		3712	clear_package $pkg;
3533	}	3713	}
3534		3714
3535	Symbol::delete_package $k;	3715	warn "unloading all perl modules loaded from $LIBDIR";
		3716	while (my ($k, $v) = each %INC) {
		3717	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3718
		3719	warn "... unloading $k";
		3720	delete $INC{$k};
		3721
		3722	$k =~ s/\.pm$//;
		3723	$k =~ s/\//::/g;
		3724
		3725	if (my $cb = $k->can ("unload_module")) {
		3726	$cb->();
		3727	}
		3728
		3729	clear_package $k;
3536	}	3730	}
3537		3731
3538	warn "getting rid of safe::, as good as possible";	3732	warn "getting rid of safe::, as good as possible";
3539	Symbol::delete_package "safe::$_"	3733	clear_package "safe::$_"
3540	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3734	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3541		3735
3542	warn "unloading cf.pm \"a bit\"";	3736	warn "unloading cf.pm \"a bit\"";
3543	delete $INC{"cf.pm"};	3737	delete $INC{"cf.pm"};
3544	delete $INC{"cf/pod.pm"};	3738	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3545		3739
3546	# don't, removes xs symbols, too,	3740	# don't, removes xs symbols, too,
3547	# and global variables created in xs	3741	# and global variables created in xs
3548	#Symbol::delete_package __PACKAGE__;	3742	#clear_package __PACKAGE__;
3549		3743
3550	warn "unload completed, starting to reload now";	3744	warn "unload completed, starting to reload now";
3551		3745
3552	warn "reloading cf.pm";	3746	warn "reloading cf.pm";
3553	require cf;	3747	require cf;
3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3748	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3555		3749
3556	warn "loading config and database again";	3750	warn "loading config and database again";
3557	cf::reload_config;	3751	cf::reload_config;
3558		3752
3559	warn "loading extensions";	3753	warn "loading extensions";
3560	cf::load_extensions;	3754	cf::load_extensions;
3561		3755
		3756	if ($REATTACH_ON_RELOAD) {
3562	warn "reattaching attachments to objects/players";	3757	warn "reattaching attachments to objects/players";
3563	_global_reattach; # objects, sockets	3758	_global_reattach; # objects, sockets
3564	warn "reattaching attachments to maps";	3759	warn "reattaching attachments to maps";
3565	reattach $_ for values %MAP;	3760	reattach $_ for values %MAP;
3566	warn "reattaching attachments to players";	3761	warn "reattaching attachments to players";
3567	reattach $_ for values %PLAYER;	3762	reattach $_ for values %PLAYER;
		3763	}
3568		3764
		3765	warn "running post_init jobs";
		3766	(pop @POST_INIT)->(1) while @POST_INIT;
		3767
3569	warn "leaving sync_job";	3768	warn "leaving sync_job";
3570		3769
3571	1	3770	1
3572	} or do {	3771	} or do {
3573	warn $@;	3772	warn $@;
3574	cf::cleanup "error while reloading, exiting.";	3773	cf::cleanup "error while reloading, exiting.";
3575	};	3774	};
3576		3775
3577	warn "reloaded";	3776	warn "reloaded";
		3777	--$RELOAD;
		3778	}
		3779
		3780	$t1 = EV::time - $t1;
		3781	warn "reload completed in ${t1}s\n";
3578	};	3782	};
3579		3783
3580	our $RELOAD_WATCHER; # used only during reload	3784	our $RELOAD_WATCHER; # used only during reload
3581		3785
3582	sub reload_perl() {	3786	sub reload_perl() {
3583	# doing reload synchronously and two reloads happen back-to-back,	3787	# doing reload synchronously and two reloads happen back-to-back,
3584	# coro crashes during coro_state_free->destroy here.	3788	# coro crashes during coro_state_free->destroy here.
3585		3789
		3790	$RELOAD_WATCHER ||= cf::async {
		3791	Coro::AIO::aio_wait cache_extensions;
		3792
3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3793	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3587	do_reload_perl;	3794	do_reload_perl;
3588	undef $RELOAD_WATCHER;	3795	undef $RELOAD_WATCHER;
		3796	};
3589	};	3797	};
3590	}	3798	}
3591		3799
3592	register_command "reload" => sub {	3800	register_command "reload" => sub {
3593	my ($who, $arg) = @_;	3801	my ($who, $arg) = @_;
…		…
3607		3815
3608	our @WAIT_FOR_TICK;	3816	our @WAIT_FOR_TICK;
3609	our @WAIT_FOR_TICK_BEGIN;	3817	our @WAIT_FOR_TICK_BEGIN;
3610		3818
3611	sub wait_for_tick {	3819	sub wait_for_tick {
3612	return if tick_inhibit;
3613	return if $Coro::current == $Coro::main;	3820	return if tick_inhibit || $Coro::current == $Coro::main;
3614		3821
3615	my $signal = new Coro::Signal;	3822	my $signal = new Coro::Signal;
3616	push @WAIT_FOR_TICK, $signal;	3823	push @WAIT_FOR_TICK, $signal;
3617	$signal->wait;	3824	$signal->wait;
3618	}	3825	}
3619		3826
3620	sub wait_for_tick_begin {	3827	sub wait_for_tick_begin {
3621	return if tick_inhibit;
3622	return if $Coro::current == $Coro::main;	3828	return if tick_inhibit || $Coro::current == $Coro::main;
3623		3829
3624	my $signal = new Coro::Signal;	3830	my $signal = new Coro::Signal;
3625	push @WAIT_FOR_TICK_BEGIN, $signal;	3831	push @WAIT_FOR_TICK_BEGIN, $signal;
3626	$signal->wait;	3832	$signal->wait;
3627	}	3833	}
…		…
3637		3843
3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3844	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3845	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3640	Coro::async_pool {	3846	Coro::async_pool {
3641	$Coro::current->{desc} = "runtime saver";	3847	$Coro::current->{desc} = "runtime saver";
3642	write_runtime	3848	write_runtime_sync
3643	or warn "ERROR: unable to write runtime file: $!";	3849	or warn "ERROR: unable to write runtime file: $!";
3644	};	3850	};
3645	}	3851	}
3646		3852
3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3853	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3666	{	3872	{
3667	# configure BDB	3873	# configure BDB
3668		3874
3669	BDB::min_parallel 8;	3875	BDB::min_parallel 8;
3670	BDB::max_poll_reqs $TICK * 0.1;	3876	BDB::max_poll_reqs $TICK * 0.1;
3671	$Coro::BDB::WATCHER->priority (1);	3877	$AnyEvent::BDB::WATCHER->priority (1);
3672		3878
3673	unless ($DB_ENV) {	3879	unless ($DB_ENV) {
3674	$DB_ENV = BDB::db_env_create;	3880	$DB_ENV = BDB::db_env_create;
3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3881	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3676	| BDB::LOG_AUTOREMOVE, 1);	3882	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3883	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3884	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3885	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3679		3886
3680	cf::sync_job {	3887	cf::sync_job {
3681	eval {	3888	eval {
…		…
3707	{	3914	{
3708	# configure IO::AIO	3915	# configure IO::AIO
3709		3916
3710	IO::AIO::min_parallel 8;	3917	IO::AIO::min_parallel 8;
3711	IO::AIO::max_poll_time $TICK * 0.1;	3918	IO::AIO::max_poll_time $TICK * 0.1;
3712	$Coro::AIO::WATCHER->priority (1);	3919	undef $AnyEvent::AIO::WATCHER;
3713	}	3920	}
3714		3921
3715	my $_log_backtrace;	3922	my $_log_backtrace;
3716		3923
3717	sub _log_backtrace {	3924	sub _log_backtrace {
…		…
3720	$msg =~ s/\n//;	3927	$msg =~ s/\n//;
3721		3928
3722	# limit the # of concurrent backtraces	3929	# limit the # of concurrent backtraces
3723	if ($_log_backtrace < 2) {	3930	if ($_log_backtrace < 2) {
3724	++$_log_backtrace;	3931	++$_log_backtrace;
		3932	my $perl_bt = Carp::longmess $msg;
3725	async {	3933	async {
3726	$Coro::current->{desc} = "abt $msg";	3934	$Coro::current->{desc} = "abt $msg";
3727		3935
3728	my @bt = fork_call {	3936	my @bt = fork_call {
3729	@addr = map { sprintf "%x", $_ } @addr;	3937	@addr = map { sprintf "%x", $_ } @addr;
…		…
3740	}	3948	}
3741		3949
3742	@funcs	3950	@funcs
3743	};	3951	};
3744		3952
3745	LOG llevInfo, "[ABT] $msg\n";	3953	LOG llevInfo, "[ABT] $perl_bt\n";
		3954	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3746	LOG llevInfo, "[ABT] $_\n" for @bt;	3955	LOG llevInfo, "[ABT] $_\n" for @bt;
3747	--$_log_backtrace;	3956	--$_log_backtrace;
3748	};	3957	};
3749	} else {	3958	} else {
3750	LOG llevInfo, "[ABT] $msg\n";	3959	LOG llevInfo, "[ABT] $msg\n";
3751	LOG llevInfo, "[ABT] [suppressed]\n";	3960	LOG llevInfo, "[ABT] [suppressed]\n";
3752	}	3961	}
3753	}	3962	}
3754		3963
3755	# load additional modules	3964	# load additional modules
3756	use cf::pod;	3965	require "cf/$_.pm" for @EXTRA_MODULES;
3757		3966
3758	END { cf::emergency_save }	3967	END { cf::emergency_save }
3759		3968
3760	1	3969	1
3761		3970

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