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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 1.471 by root, Mon Apr 27 01:38:48 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
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
66		76
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		78
69	our %COMMAND = ();	79	our %COMMAND = ();
70	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	83	our %EXTCMD = ();
74	our %EXTICMD = ();	84	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
77		87
78	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	89	our @EVENT;
80		90
81	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	92	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
92	our %RESOURCE;	105	our %RESOURCE;
93		106
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	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	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	109	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		111
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	112	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	113	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	115	our $DB_ENV;
105		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
		118
106	our %CFG;	119	our %CFG;
107		120
108	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	122	our $RUNTIME;
110	our $NOW;	123	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	134	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
123		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
		140
124	binmode STDOUT;	141	binmode STDOUT;
125	binmode STDERR;	142	binmode STDERR;
126		143
127	# read virtual server time, if available	144	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
132	}	149	}
		150
		151	eval "sub TICK() { $TICK } 1" or die;
133		152
134	mkdir $_	153	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	154	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		155
137	our $EMERGENCY_POSITION;	156	our $EMERGENCY_POSITION;
…		…
242	for my $pkg (qw(	261	for my $pkg (qw(
243	cf::global cf::attachable	262	cf::global cf::attachable
244	cf::object cf::object::player	263	cf::object cf::object::player
245	cf::client cf::player	264	cf::client cf::player
246	cf::arch cf::living	265	cf::arch cf::living
		266	cf::map cf::mapspace
247	cf::map cf::party cf::region	267	cf::party cf::region
248	)) {	268	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	269	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	270	}
252		271
253	$EV::DIED = sub {	272	$EV::DIED = sub {
254	warn "error in event callback: @_";	273	warn "error in event callback: @_";
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	315	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		316
298	sub encode_json($) { $json_coder->encode ($_[0]) }	317	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	318	sub decode_json($) { $json_coder->decode ($_[0]) }
300		319
		320	=item cf::post_init { BLOCK }
		321
		322	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		323	but I<before> the server starts ticking again.
		324
		325	The cdoeblock will have a single boolean argument to indicate whether this
		326	is a reload or not.
		327
		328	=cut
		329
		330	sub post_init(&) {
		331	push @POST_INIT, shift;
		332	}
		333
301	=item cf::lock_wait $string	334	=item cf::lock_wait $string
302		335
303	Wait until the given lock is available. See cf::lock_acquire.	336	Wait until the given lock is available. See cf::lock_acquire.
304		337
305	=item my $lock = cf::lock_acquire $string	338	=item my $lock = cf::lock_acquire $string
306		339
307	Wait until the given lock is available and then acquires it and returns	340	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,	341	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	342	for example when the coroutine gets canceled), the lock is automatically
310	returned.	343	returned.
311		344
312	Locks are *not* recursive, locking from the same coro twice results in a	345	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	346	deadlocked coro.
…		…
319		352
320	Return true if the lock is currently active, i.e. somebody has locked it.	353	Return true if the lock is currently active, i.e. somebody has locked it.
321		354
322	=cut	355	=cut
323		356
324	our %LOCK;	357	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		358
327	sub lock_wait($) {	359	sub lock_wait($) {
328	my ($key) = @_;	360	$LOCKS->wait ($_[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} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	361	}
341		362
342	sub lock_acquire($) {	363	sub lock_acquire($) {
343	my ($key) = @_;	364	$LOCKS->guard ($_[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	}	365	}
357		366
358	sub lock_active($) {	367	sub lock_active($) {
359	my ($key) = @_;	368	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	369	}
363		370
364	sub freeze_mainloop {	371	sub freeze_mainloop {
365	tick_inhibit_inc;	372	tick_inhibit_inc;
366		373
367	Coro::guard \&tick_inhibit_dec;	374	&Guard::guard (\&tick_inhibit_dec);
368	}	375	}
369		376
370	=item cf::periodic $interval, $cb	377	=item cf::periodic $interval, $cb
371		378
372	Like EV::periodic, but randomly selects a starting point so that the actions	379	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
427	}	434	}
428	}	435	}
429	};	436	};
430		437
431	sub get_slot($;$$) {	438	sub get_slot($;$$) {
		439	return if tick_inhibit || $Coro::current == $Coro::main;
		440
432	my ($time, $pri, $name) = @_;	441	my ($time, $pri, $name) = @_;
433		442
434	$time = $TICK * .6 if $time > $TICK * .6;	443	$time = $TICK * .6 if $time > $TICK * .6;
435	my $sig = new Coro::Signal;	444	my $sig = new Coro::Signal;
436		445
…		…
547	reset_signals;	556	reset_signals;
548	&$cb	557	&$cb
549	}, @args;	558	}, @args;
550		559
551	wantarray ? @res : $res[-1]	560	wantarray ? @res : $res[-1]
		561	}
		562
		563	=item $coin = coin_from_name $name
		564
		565	=cut
		566
		567	our %coin_alias = (
		568	"silver" => "silvercoin",
		569	"silvercoin" => "silvercoin",
		570	"silvercoins" => "silvercoin",
		571	"gold" => "goldcoin",
		572	"goldcoin" => "goldcoin",
		573	"goldcoins" => "goldcoin",
		574	"platinum" => "platinacoin",
		575	"platinumcoin" => "platinacoin",
		576	"platinumcoins" => "platinacoin",
		577	"platina" => "platinacoin",
		578	"platinacoin" => "platinacoin",
		579	"platinacoins" => "platinacoin",
		580	"royalty" => "royalty",
		581	"royalties" => "royalty",
		582	);
		583
		584	sub coin_from_name($) {
		585	$coin_alias{$_[0]}
		586	? cf::arch::find $coin_alias{$_[0]}
		587	: undef
552	}	588	}
553		589
554	=item $value = cf::db_get $family => $key	590	=item $value = cf::db_get $family => $key
555		591
556	Returns a single value from the environment database.	592	Returns a single value from the environment database.
…		…
695		731
696	#############################################################################	732	#############################################################################
697		733
698	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
699		735
700	Many objects in crossfire are so-called attachable objects. That means you can	736	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")	737	attach callbacks/event handlers (a collection of which is called an "attachment")
702	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
703		739
704	In the following description, CLASS can be any of C<global>, C<object>	740	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	741	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
755	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
756		792
757	Register an attachment by C<$name> through which attachable objects of the	793	Register an attachment by C<$name> through which attachable objects of the
758	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
759		795
760	Some classes such as crossfire maps and objects can specify attachments	796	Some classes such as deliantra maps and objects can specify attachments
761	that are attached at load/instantiate time, thus the need for a name.	797	that are attached at load/instantiate time, thus the need for a name.
762		798
763	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
764		800
765	=over 4	801	=over 4
…		…
1056		1092
1057	sub reattach {	1093	sub reattach {
1058	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
1059	my ($obj) = @_;	1095	my ($obj) = @_;
1060		1096
		1097	# no longer needed after getting rid of delete_package?
1061	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1098	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1062		1099
1063	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
1064		1101
1065	@$registry = ();	1102	@$registry = ();
1066		1103
…		…
1112	utf8::decode (my $decname = $filename);	1149	utf8::decode (my $decname = $filename);
1113	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
1114	$decname, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
1115		1152
1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1117	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1119	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1120	close $fh;	1157	aio_close $fh;
1121		1158
1122	if (@$objs) {	1159	if (@$objs) {
1123	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1160	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1124	chmod SAVE_MODE, $fh;	1161	aio_chmod $fh, SAVE_MODE;
1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1126	aio_write $fh, 0, (length $data), $data, 0;	1163	aio_write $fh, 0, (length $data), $data, 0;
1127	aio_fsync $fh if $cf::USE_FSYNC;	1164	aio_fsync $fh if $cf::USE_FSYNC;
1128	close $fh;	1165	aio_close $fh;
1129	aio_rename "$filename.pst~", "$filename.pst";	1166	aio_rename "$filename.pst~", "$filename.pst";
1130	}	1167	}
1131	} else {	1168	} else {
1132	aio_unlink "$filename.pst";	1169	aio_unlink "$filename.pst";
1133	}	1170	}
1134		1171
1135	aio_rename "$filename~", $filename;	1172	aio_rename "$filename~", $filename;
		1173
		1174	$filename =~ s%/[^/]+$%%;
		1175	aio_pathsync $filename if $cf::USE_FSYNC;
1136	} else {	1176	} else {
1137	warn "FATAL: $filename~: $!\n";	1177	warn "unable to save objects: $filename~: $!\n";
1138	}	1178	}
1139	} else {	1179	} else {
1140	aio_unlink $filename;	1180	aio_unlink $filename;
1141	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1142	}	1182	}
…		…
1233	my ($name, $cb) = @_;	1273	my ($name, $cb) = @_;
1234		1274
1235	$EXTICMD{$name} = $cb;	1275	$EXTICMD{$name} = $cb;
1236	}	1276	}
1237		1277
		1278	use File::Glob ();
		1279
1238	cf::player->attach (	1280	cf::player->attach (
1239	on_command => sub {	1281	on_command => sub {
1240	my ($pl, $name, $params) = @_;	1282	my ($pl, $name, $params) = @_;
1241		1283
1242	my $cb = $COMMAND{$name}	1284	my $cb = $COMMAND{$name}
…		…
1274		1316
1275	cf::override;	1317	cf::override;
1276	},	1318	},
1277	);	1319	);
1278		1320
		1321	# "readahead" all extensions
		1322	sub cache_extensions {
		1323	my $grp = IO::AIO::aio_group;
		1324
		1325	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1326	for (grep /\.ext$/, @{$_[0]}) {
		1327	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1328	}
		1329	};
		1330
		1331	$grp
		1332	}
		1333
1279	sub load_extensions {	1334	sub load_extensions {
1280	cf::sync_job {	1335	cf::sync_job {
1281	my %todo;	1336	my %todo;
1282		1337
1283	for my $path (<$LIBDIR/*.ext>) {	1338	for my $path (<$LIBDIR/*.ext>) {
…		…
1302		1357
1303	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1304	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1305		1360
1306	$ext{source} =	1361	$ext{source} =
1307	"package $pkg; use strict; use utf8;\n"	1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1308	. "#line 1 \"$path\"\n{\n"	1363	. "#line 1 \"$path\"\n{\n"
1309	. $source	1364	. $source
1310	. "\n};\n1";	1365	. "\n};\n1";
1311		1366
1312	$todo{$base} = \%ext;	1367	$todo{$base} = \%ext;
…		…
1352		1407
1353	=back	1408	=back
1354		1409
1355	=head2 CORE EXTENSIONS	1410	=head2 CORE EXTENSIONS
1356		1411
1357	Functions and methods that extend core crossfire objects.	1412	Functions and methods that extend core deliantra objects.
1358		1413
1359	=cut	1414	=cut
1360		1415
1361	package cf::player;	1416	package cf::player;
1362		1417
…		…
1405		1460
1406	sub exists($) {	1461	sub exists($) {
1407	my ($login) = @_;	1462	my ($login) = @_;
1408		1463
1409	$cf::PLAYER{$login}	1464	$cf::PLAYER{$login}
1410	or cf::sync_job { !aio_stat path $login }	1465	or !aio_stat path $login
1411	}	1466	}
1412		1467
1413	sub find($) {	1468	sub find($) {
1414	return $cf::PLAYER{$_[0]} || do {	1469	return $cf::PLAYER{$_[0]} || do {
1415	my $login = $_[0];	1470	my $login = $_[0];
…		…
1427	my $f = new_from_file cf::object::thawer path $login	1482	my $f = new_from_file cf::object::thawer path $login
1428	or return;	1483	or return;
1429		1484
1430	my $pl = cf::player::load_pl $f	1485	my $pl = cf::player::load_pl $f
1431	or return;	1486	or return;
		1487
1432	local $cf::PLAYER_LOADING{$login} = $pl;	1488	local $cf::PLAYER_LOADING{$login} = $pl;
1433	$f->resolve_delayed_derefs;	1489	$f->resolve_delayed_derefs;
1434	$cf::PLAYER{$login} = $pl	1490	$cf::PLAYER{$login} = $pl
1435	}	1491	}
1436	}	1492	}
…		…
1446		1502
1447	return if $pl->{deny_save};	1503	return if $pl->{deny_save};
1448		1504
1449	aio_mkdir playerdir $pl, 0770;	1505	aio_mkdir playerdir $pl, 0770;
1450	$pl->{last_save} = $cf::RUNTIME;	1506	$pl->{last_save} = $cf::RUNTIME;
		1507
		1508	cf::get_slot 0.01;
1451		1509
1452	$pl->save_pl ($path);	1510	$pl->save_pl ($path);
1453	cf::cede_to_tick;	1511	cf::cede_to_tick;
1454	}	1512	}
1455		1513
…		…
1487	my ($pl) = @_;	1545	my ($pl) = @_;
1488		1546
1489	my $name = $pl->ob->name;	1547	my $name = $pl->ob->name;
1490		1548
1491	$pl->{deny_save} = 1;	1549	$pl->{deny_save} = 1;
1492	$pl->password ("*"); # this should lock out the player until we nuked the dir	1550	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1493		1551
1494	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1495	$pl->deactivate;	1553	$pl->deactivate;
		1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1555	$pl->ob->check_score;
1496	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1497	$pl->ns->destroy if $pl->ns;	1557	$pl->ns->destroy if $pl->ns;
1498		1558
1499	my $path = playerdir $pl;	1559	my $path = playerdir $pl;
1500	my $temp = "$path~$cf::RUNTIME~deleting~";	1560	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1539		1599
1540	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
1541	my $path = path $login;	1601	my $path = path $login;
1542		1602
1543	# a .pst is a dead give-away for a valid player	1603	# a .pst is a dead give-away for a valid player
1544	unless (-e "$path.pst") {	1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1546	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1547	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
1548	}	1609	}
1549		1610
…		…
1580	}	1641	}
1581		1642
1582	\@paths	1643	\@paths
1583	}	1644	}
1584		1645
1585	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1586		1647
1587	Expand crossfire pod fragments into protocol xml.	1648	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		1649
1678	=item $player->ext_reply ($msgid, @msg)	1650	=item $player->ext_reply ($msgid, @msg)
1679		1651
1680	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1681		1653
…		…
1748	our $MAX_RESET = 3600;	1720	our $MAX_RESET = 3600;
1749	our $DEFAULT_RESET = 3000;	1721	our $DEFAULT_RESET = 3000;
1750		1722
1751	sub generate_random_map {	1723	sub generate_random_map {
1752	my ($self, $rmp) = @_;	1724	my ($self, $rmp) = @_;
		1725
		1726	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1727
1753	# mit "rum" bekleckern, nicht	1728	# mit "rum" bekleckern, nicht
1754	$self->_create_random_map (	1729	$self->_create_random_map (
1755	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1756	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1757	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1879		1854
1880	# the temporary/swap location	1855	# the temporary/swap location
1881	sub save_path {	1856	sub save_path {
1882	my ($self) = @_;	1857	my ($self) = @_;
1883		1858
1884	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1885	"$TMPDIR/$path.map"	1860	"$TMPDIR/$path.map"
1886	}	1861	}
1887		1862
1888	# the unique path, undef == no special unique path	1863	# the unique path, undef == no special unique path
1889	sub uniq_path {	1864	sub uniq_path {
1890	my ($self) = @_;	1865	my ($self) = @_;
1891		1866
1892	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1893	"$UNIQUEDIR/$path"	1868	"$UNIQUEDIR/$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 $_->outdoor, values %cf::MAP;
1903	}	1869	}
1904		1870
1905	sub decay_objects {	1871	sub decay_objects {
1906	my ($self) = @_;	1872	my ($self) = @_;
1907		1873
…		…
1991	sub find {	1957	sub find {
1992	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
1993		1959
1994	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
1995		1961
1996	cf::lock_wait "map_data:$path";#d#remove	1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1997	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
1998		1964
1999	$cf::MAP{$path} || do {	1965	$cf::MAP{$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	1966	my $map = new_from_path cf::map $path
2004	or return;	1967	or return;
2005		1968
2006	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
2007		1970
…		…
2009	or return;	1972	or return;
2010		1973
2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2012	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
2013	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
2014	undef $guard1;	1978	undef $guard1;
2015	undef $guard2;
2016	$map->reset;	1979	$map->reset;
2017	return find $path;	1980	return find $path;
2018	}	1981	}
2019		1982
2020	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
…		…
2047	my $f = new_from_file cf::object::thawer $self->{load_path};	2010	my $f = new_from_file cf::object::thawer $self->{load_path};
2048	$f->skip_block;	2011	$f->skip_block;
2049	$self->_load_objects ($f)	2012	$self->_load_objects ($f)
2050	or return;	2013	or return;
2051		2014
2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
2053	if delete $self->{load_original};	2016	if delete $self->{load_original};
2054		2017
2055	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
2056	utf8::encode $uniq;	2019	utf8::encode $uniq;
2057	unless (aio_stat $uniq) {	2020	unless (aio_stat $uniq) {
…		…
2075	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
2076	$self->decay_objects;	2039	$self->decay_objects;
2077	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
2078	$self->update_buttons;	2041	$self->update_buttons;
2079	cf::cede_to_tick;	2042	cf::cede_to_tick;
2080	$self->set_darkness_map;
2081	cf::cede_to_tick;
2082	$self->activate;	2043	$self->activate;
2083	}	2044	}
2084		2045
2085	$self->{last_save} = $cf::RUNTIME;	2046	$self->{last_save} = $cf::RUNTIME;
2086	$self->last_access ($cf::RUNTIME);	2047	$self->last_access ($cf::RUNTIME);
2087		2048
2088	$self->in_memory (cf::MAP_IN_MEMORY);	2049	$self->in_memory (cf::MAP_ACTIVE);
2089	}	2050	}
2090		2051
2091	$self->post_load;	2052	$self->post_load;
2092	}	2053	}
2093		2054
…		…
2151	my ($path, $origin, $load) = @_;	2112	my ($path, $origin, $load) = @_;
2152		2113
2153	$path = normalise $path, $origin && $origin->{path};	2114	$path = normalise $path, $origin && $origin->{path};
2154		2115
2155	if (my $map = $cf::MAP{$path}) {	2116	if (my $map = $cf::MAP{$path}) {
2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2117	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2157	}	2118	}
2158		2119
2159	$MAP_PREFETCH{$path} |= $load;	2120	$MAP_PREFETCH{$path} |= $load;
2160		2121
2161	$MAP_PREFETCHER ||= cf::async {	2122	$MAP_PREFETCHER ||= cf::async {
…		…
2198	cf::async {	2159	cf::async {
2199	$Coro::current->{desc} = "map player save";	2160	$Coro::current->{desc} = "map player save";
2200	$_->contr->save for $self->players;	2161	$_->contr->save for $self->players;
2201	};	2162	};
2202		2163
		2164	cf::get_slot 0.02;
		2165
2203	if ($uniq) {	2166	if ($uniq) {
2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2167	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2205	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2168	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2206	} else {	2169	} else {
2207	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2170	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2215	$self->save;	2178	$self->save;
2216		2179
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";	2180	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2181
2219	return if $self->players;	2182	return if $self->players;
2220	return if $self->in_memory != cf::MAP_IN_MEMORY;	2183	return if $self->in_memory != cf::MAP_ACTIVE;
2221	return if $self->{deny_save};	2184	return if $self->{deny_save};
2222		2185
2223	$self->in_memory (cf::MAP_SWAPPED);	2186	$self->in_memory (cf::MAP_SWAPPED);
2224		2187
2225	$self->deactivate;	2188	$self->deactivate;
…		…
2343		2306
2344	sub unique_maps() {	2307	sub unique_maps() {
2345	[	2308	[
2346	map {	2309	map {
2347	utf8::decode $_;	2310	utf8::decode $_;
2348	/\.map$/	2311	s/\.map$//; # TODO future compatibility hack
		2312	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2313	? ()
2349	? normalise $_	2314	: normalise $_
2350	: ()
2351	} @{ aio_readdir $UNIQUEDIR or [] }	2315	} @{ aio_readdir $UNIQUEDIR or [] }
2352	]	2316	]
2353	}	2317	}
2354		2318
2355	package cf;
2356
2357	=back	2319	=back
2358		2320
2359	=head3 cf::object	2321	=head3 cf::object
2360		2322
2361	=cut	2323	=cut
…		…
2364		2326
2365	=over 4	2327	=over 4
2366		2328
2367	=item $ob->inv_recursive	2329	=item $ob->inv_recursive
2368		2330
2369	Returns the inventory of the object _and_ their inventories, recursively.	2331	Returns the inventory of the object I<and> their inventories, recursively,
		2332	but I<not> the object itself.
2370		2333
2371	=cut	2334	=cut
2372		2335
2373	sub inv_recursive_;	2336	sub inv_recursive_;
2374	sub inv_recursive_ {	2337	sub inv_recursive_ {
…		…
2379	inv_recursive_ inv $_[0]	2342	inv_recursive_ inv $_[0]
2380	}	2343	}
2381		2344
2382	=item $ref = $ob->ref	2345	=item $ref = $ob->ref
2383		2346
2384	creates and returns a persistent reference to an objetc that can be stored as a string.	2347	Creates and returns a persistent reference to an object that can be stored as a string.
2385		2348
2386	=item $ob = cf::object::deref ($refstring)	2349	=item $ob = cf::object::deref ($refstring)
2387		2350
2388	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2351	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2389	even if the object actually exists. May block.	2352	even if the object actually exists. May block.
…		…
2421	can be C<undef>. Does the right thing when the player is currently in a	2384	can be C<undef>. Does the right thing when the player is currently in a
2422	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2423		2386
2424	=cut	2387	=cut
2425		2388
		2389	our $SAY_CHANNEL = {
		2390	id => "say",
		2391	title => "Map",
		2392	reply => "say ",
		2393	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2394	};
		2395
		2396	our $CHAT_CHANNEL = {
		2397	id => "chat",
		2398	title => "Chat",
		2399	reply => "chat ",
		2400	tooltip => "Player chat and shouts, global to the server.",
		2401	};
		2402
2426	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2427	# with dialog boxes.	2404	# with dialog boxes.
2428	#TODO: the first argument must go, split into a $npc->reply_to ( method	2405	#TODO: the first argument must go, split into a $npc->reply_to ( method
2429	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
2430	my ($self, $npc, $msg, $flags) = @_;	2407	my ($self, $npc, $msg, $flags) = @_;
…		…
2441	my $dialog = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2443		2420
2444	} else {	2421	} else {
2445	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2446	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2447	}	2424	}
2448	}	2425	}
2449	}	2426	}
2450		2427
2451	=item $object->send_msg ($channel, $msg, $color, [extra...])	2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2476		2453
2477	=item $player_object->enter_link	2454	=item $player_object->enter_link
2478		2455
2479	Freezes the player and moves him/her to a special map (C<{link}>).	2456	Freezes the player and moves him/her to a special map (C<{link}>).
2480		2457
2481	The player should be reasonably safe there for short amounts of time. You	2458	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.	2459	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2460	though, as the palyer cannot control the character while it is on the link
		2461	map.
2483		2462
2484	Will never block.	2463	Will never block.
2485		2464
2486	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2487		2466
…		…
2545		2524
2546	$map->load;	2525	$map->load;
2547	$map->load_neighbours;	2526	$map->load_neighbours;
2548		2527
2549	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2550	$self->activate_recursive;	2530	$self->activate_recursive;
2551		2531
2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2553	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2554	}	2534	}
…		…
2558	Moves the player to the given map-path and coordinates by first freezing	2538	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	2539	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	2540	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	2541	the new (success) or old (failed) map position. In either case, $done will
2562	be called at the end of this process.	2542	be called at the end of this process.
		2543
		2544	Note that $check will be called with a potentially non-loaded map, so if
		2545	it needs a loaded map it has to call C<< ->load >>.
2563		2546
2564	=cut	2547	=cut
2565		2548
2566	our $GOTOGEN;	2549	our $GOTOGEN;
2567		2550
…		…
2646	}	2629	}
2647		2630
2648	sub prepare_random_map {	2631	sub prepare_random_map {
2649	my ($exit) = @_;	2632	my ($exit) = @_;
2650		2633
2651	my $guard = cf::lock_acquire "exit_prepare:$exit";
2652
2653	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2654	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2655	# that depends on the exit object	2636	# that depends on the exit object
2656		2637
2657	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2659	if ($exit->map) {	2640	if ($exit->map) {
2660	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2661	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2662	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2663	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2664	}	2647	}
2665		2648
2666	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2667		2650
2668	my $data = cf::encode_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2669	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2670	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2671		2654
2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2673	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2674	undef $fh;	2657	undef $fh;
2675	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2676		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2677	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2678	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2679	}	2666	}
2680	}	2667	}
2681		2668
2682	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2683	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2684		2671
2685	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2686		2673
2687	if ($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;	2674	$self->enter_link;
2699		2675
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 {	2676	(async {
2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2677	$Coro::current->{desc} = "enter_exit";
2706		2678
2707	$self->deactivate_recursive; # just to be sure
2708	unless (eval {	2679	unless (eval {
		2680	$self->deactivate_recursive; # just to be sure
		2681
		2682	# random map handling
		2683	{
		2684	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2685
		2686	prepare_random_map $exit
		2687	if $exit->slaying eq "/!";
		2688	}
		2689
		2690	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2691	my $x = $exit->stats->hp;
		2692	my $y = $exit->stats->sp;
		2693
2709	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2710		2695
		2696	# if exit is damned, update players death & WoR home-position
		2697	$self->contr->savebed ($map, $x, $y)
		2698	if $exit->flag (cf::FLAG_DAMNED);
		2699
2711	1;	2700	1
2712	}) {	2701	}) {
2713	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	2703	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2717		2706
2718	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2784	id => "infobox",	2773	id => "infobox",
2785	title => "Body Parts",	2774	title => "Body Parts",
2786	reply => undef,	2775	reply => undef,
2787	tooltip => "Shows which body parts you posess and are available",	2776	tooltip => "Shows which body parts you posess and are available",
2788	},	2777	},
		2778	"c/statistics" => {
		2779	id => "infobox",
		2780	title => "Statistics",
		2781	reply => undef,
		2782	tooltip => "Shows your primary statistics",
		2783	},
		2784	"c/skills" => {
		2785	id => "infobox",
		2786	title => "Skills",
		2787	reply => undef,
		2788	tooltip => "Shows your experience per skill and item power",
		2789	},
		2790	"c/shopitems" => {
		2791	id => "infobox",
		2792	title => "Shop Items",
		2793	reply => undef,
		2794	tooltip => "Shows the items currently for sale in this shop",
		2795	},
		2796	"c/resistances" => {
		2797	id => "infobox",
		2798	title => "Resistances",
		2799	reply => undef,
		2800	tooltip => "Shows your resistances",
		2801	},
		2802	"c/pets" => {
		2803	id => "infobox",
		2804	title => "Pets",
		2805	reply => undef,
		2806	tooltip => "Shows information abotu your pets/a specific pet",
		2807	},
		2808	"c/perceiveself" => {
		2809	id => "infobox",
		2810	title => "Perceive Self",
		2811	reply => undef,
		2812	tooltip => "You gained detailed knowledge about yourself",
		2813	},
2789	"c/uptime" => {	2814	"c/uptime" => {
2790	id => "infobox",	2815	id => "infobox",
2791	title => "Uptime",	2816	title => "Uptime",
2792	reply => undef,	2817	reply => undef,
2793	tooltip => "How long the server has been running since last restart",	2818	tooltip => "How long the server has been running since last restart",
…		…
2796	id => "infobox",	2821	id => "infobox",
2797	title => "Map Info",	2822	title => "Map Info",
2798	reply => undef,	2823	reply => undef,
2799	tooltip => "Information related to the maps",	2824	tooltip => "Information related to the maps",
2800	},	2825	},
		2826	"c/party" => {
		2827	id => "party",
		2828	title => "Party",
		2829	reply => "gsay ",
		2830	tooltip => "Messages and chat related to your party",
		2831	},
		2832	"c/death" => {
		2833	id => "death",
		2834	title => "Death",
		2835	reply => undef,
		2836	tooltip => "Reason for and more info about your most recent death",
		2837	},
		2838	"c/say" => $SAY_CHANNEL,
		2839	"c/chat" => $CHAT_CHANNEL,
2801	);	2840	);
2802		2841
2803	sub cf::client::send_msg {	2842	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	2843	my ($self, $channel, $msg, $color, @extra) = @_;
2805		2844
2806	$msg = $self->pl->expand_cfpod ($msg);	2845	$msg = $self->pl->expand_cfpod ($msg)
		2846	unless $color & cf::NDI_VERBATIM;
2807		2847
2808	$color &= cf::NDI_CLIENT_MASK; # just in case...	2848	$color &= cf::NDI_CLIENT_MASK; # just in case...
2809		2849
2810	# check predefined channels, for the benefit of C	2850	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	2851	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	2852	$channel = $CHANNEL{$channel};
2813		2853
2814	$self->ext_msg (channel_info => $channel)	2854	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	2855	$channel = $channel->{id};
2818		2856
2819	} elsif (ref $channel) {	2857	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	2858	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	2859	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	2860	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	2861	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	2862	}
2826		2863
2827	$channel = $channel->{id};	2864	$channel = $channel->{id};
2828	}	2865	}
2829		2866
2830	return unless @extra || length $msg;	2867	return unless @extra || length $msg;
2831		2868
2832	if ($self->can_msg) {
2833	# default colour, mask it out	2869	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	2871	if $color & cf::NDI_DEF;
2836		2872
2837	$self->send_packet ("msg " . $self->{json_coder}->encode (	2873	my $pkt = "msg "
		2874	. $self->{json_coder}->encode (
2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2875	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2839	} else {	2876	);
2840	if ($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		2877
2851	$color &= cf::NDI_COLOR_MASK;	2878	# try lzf for large packets
		2879	$pkt = "lzf " . Compress::LZF::compress $pkt
		2880	if 1024 <= length $pkt and $self->{can_lzf};
2852		2881
2853	utf8::encode $msg;	2882	# split very large packets
2854		2883	if (8192 < length $pkt and $self->{can_lzf}) {
2855	if (0 && $msg =~ /\[/) {	2884	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2856	# COMMAND/INFO	2885	$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	}	2886	}
		2887
		2888	$self->send_packet ($pkt);
2864	}	2889	}
2865		2890
2866	=item $client->ext_msg ($type, @msg)	2891	=item $client->ext_msg ($type, @msg)
2867		2892
2868	Sends an ext event to the client.	2893	Sends an ext event to the client.
…		…
3042		3067
3043	The following functions and methods are available within a safe environment:	3068	The following functions and methods are available within a safe environment:
3044		3069
3045	cf::object	3070	cf::object
3046	contr pay_amount pay_player map x y force_find force_add destroy	3071	contr pay_amount pay_player map x y force_find force_add destroy
3047	insert remove name archname title slaying race decrease_ob_nr	3072	insert remove name archname title slaying race decrease split
		3073	value
3048		3074
3049	cf::object::player	3075	cf::object::player
3050	player	3076	player
3051		3077
3052	cf::player	3078	cf::player
…		…
3057		3083
3058	=cut	3084	=cut
3059		3085
3060	for (	3086	for (
3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3087	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3062	insert remove inv name archname title slaying race	3088	insert remove inv nrof name archname title slaying race
3063	decrease_ob_nr destroy)],	3089	decrease split destroy change_exp value msg lore send_msg)],
3064	["cf::object::player" => qw(player)],	3090	["cf::object::player" => qw(player)],
3065	["cf::player" => qw(peaceful)],	3091	["cf::player" => qw(peaceful send_msg)],
3066	["cf::map" => qw(trigger)],	3092	["cf::map" => qw(trigger)],
3067	) {	3093	) {
3068	no strict 'refs';	3094	no strict 'refs';
3069	my ($pkg, @funs) = @$_;	3095	my ($pkg, @funs) = @$_;
3070	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3096	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3087	my ($code, %vars) = @_;	3113	my ($code, %vars) = @_;
3088		3114
3089	my $qcode = $code;	3115	my $qcode = $code;
3090	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3116	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3091	$qcode =~ s/\n/\\n/g;	3117	$qcode =~ s/\n/\\n/g;
		3118
		3119	%vars = (_dummy => 0) unless %vars;
3092		3120
3093	local $_;	3121	local $_;
3094	local @safe::cf::_safe_eval_args = values %vars;	3122	local @safe::cf::_safe_eval_args = values %vars;
3095		3123
3096	my $eval =	3124	my $eval =
…		…
3276	while (my ($k, $v) = each %$want) {	3304	while (my ($k, $v) = each %$want) {
3277	$ns->fx_want ($k, $v);	3305	$ns->fx_want ($k, $v);
3278	}	3306	}
3279	};	3307	};
3280		3308
		3309	sub load_resource_file($) {
		3310	my $guard = lock_acquire "load_resource_file";
		3311
		3312	my $status = load_resource_file_ $_[0];
		3313	get_slot 0.1, 100;
		3314	cf::arch::commit_load;
		3315
		3316	$status
		3317	}
		3318
3281	sub reload_regions {	3319	sub reload_regions {
3282	# HACK to clear player env face cache, we need some signal framework	3320	# HACK to clear player env face cache, we need some signal framework
3283	# for this (global event?)	3321	# for this (global event?)
3284	%ext::player_env::MUSIC_FACE_CACHE = ();	3322	%ext::player_env::MUSIC_FACE_CACHE = ();
3285		3323
…		…
3298	}	3336	}
3299		3337
3300	sub reload_archetypes {	3338	sub reload_archetypes {
3301	load_resource_file "$DATADIR/archetypes"	3339	load_resource_file "$DATADIR/archetypes"
3302	or die "unable to load archetypes\n";	3340	or die "unable to load archetypes\n";
3303	#d# NEED to laod twice to resolve forward references
3304	# this really needs to be done in an extra post-pass
3305	# (which needs to be synchronous, so solve it differently)
3306	load_resource_file "$DATADIR/archetypes"
3307	or die "unable to load archetypes\n";
3308	}	3341	}
3309		3342
3310	sub reload_treasures {	3343	sub reload_treasures {
3311	load_resource_file "$DATADIR/treasures"	3344	load_resource_file "$DATADIR/treasures"
3312	or die "unable to load treasurelists\n";	3345	or die "unable to load treasurelists\n";
3313	}	3346	}
3314		3347
3315	sub reload_resources {	3348	sub reload_resources {
3316	warn "reloading resource files...\n";	3349	warn "reloading resource files...\n";
3317		3350
		3351	reload_facedata;
		3352	reload_archetypes;
3318	reload_regions;	3353	reload_regions;
3319	reload_facedata;
3320	#reload_archetypes;#d#
3321	reload_archetypes;
3322	reload_treasures;	3354	reload_treasures;
3323		3355
3324	warn "finished reloading resource files\n";	3356	warn "finished reloading resource files\n";
3325	}
3326
3327	sub init {
3328	reload_resources;
3329	}	3357	}
3330		3358
3331	sub reload_config {	3359	sub reload_config {
3332	open my $fh, "<:utf8", "$CONFDIR/config"	3360	open my $fh, "<:utf8", "$CONFDIR/config"
3333	or return;	3361	or return;
…		…
3347	};	3375	};
3348	warn $@ if $@;	3376	warn $@ if $@;
3349	}	3377	}
3350	}	3378	}
3351		3379
		3380	sub pidfile() {
		3381	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3382	or die "$PIDFILE: $!";
		3383	flock $fh, &Fcntl::LOCK_EX
		3384	or die "$PIDFILE: flock: $!";
		3385	$fh
		3386	}
		3387
		3388	# make sure only one server instance is running at any one time
		3389	sub atomic {
		3390	my $fh = pidfile;
		3391
		3392	my $pid = <$fh>;
		3393	kill 9, $pid if $pid > 0;
		3394
		3395	seek $fh, 0, 0;
		3396	print $fh $$;
		3397	}
		3398
3352	sub main {	3399	sub main {
		3400	cf::init_globals; # initialise logging
		3401
		3402	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3403	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3404	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3405	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3406
		3407	cf::init_experience;
		3408	cf::init_anim;
		3409	cf::init_attackmess;
		3410	cf::init_dynamic;
		3411
		3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3413
3353	# we must not ever block the main coroutine	3414	# we must not ever block the main coroutine
3354	local $Coro::idle = sub {	3415	local $Coro::idle = sub {
3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3416	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3356	(async {	3417	(async {
3357	$Coro::current->{desc} = "IDLE BUG HANDLER";	3418	$Coro::current->{desc} = "IDLE BUG HANDLER";
3358	EV::loop EV::LOOP_ONESHOT;	3419	EV::loop EV::LOOP_ONESHOT;
3359	})->prio (Coro::PRIO_MAX);	3420	})->prio (Coro::PRIO_MAX);
3360	};	3421	};
3361		3422
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;	3423	evthread_start IO::AIO::poll_fileno;
		3424
		3425	cf::sync_job {
		3426	reload_resources;
		3427	reload_config;
		3428	db_init;
		3429
		3430	cf::load_settings;
		3431	cf::load_materials;
		3432	cf::init_uuid;
		3433	cf::init_signals;
		3434	cf::init_commands;
		3435	cf::init_skills;
		3436
		3437	cf::init_beforeplay;
		3438
		3439	atomic;
		3440
		3441	load_extensions;
		3442
		3443	utime time, time, $RUNTIMEFILE;
		3444
		3445	# no (long-running) fork's whatsoever before this point(!)
		3446	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3447
		3448	(pop @POST_INIT)->(0) while @POST_INIT;
		3449	};
		3450
3368	EV::loop;	3451	EV::loop;
3369	}	3452	}
3370		3453
3371	#############################################################################	3454	#############################################################################
3372	# initialisation and cleanup	3455	# initialisation and cleanup
…		…
3379	cf::cleanup "SIG$signal";	3462	cf::cleanup "SIG$signal";
3380	};	3463	};
3381	}	3464	}
3382	}	3465	}
3383		3466
3384	sub write_runtime {	3467	sub write_runtime_sync {
3385	my $runtime = "$LOCALDIR/runtime";
3386
3387	# first touch the runtime file to show we are still running:	3468	# first touch the runtime file to show we are still running:
3388	# the fsync below can take a very very long time.	3469	# the fsync below can take a very very long time.
3389		3470
3390	IO::AIO::aio_utime $runtime, undef, undef;	3471	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3391		3472
3392	my $guard = cf::lock_acquire "write_runtime";	3473	my $guard = cf::lock_acquire "write_runtime";
3393		3474
3394	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3475	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3395	or return;	3476	or return;
3396		3477
3397	my $value = $cf::RUNTIME + 90 + 10;	3478	my $value = $cf::RUNTIME + 90 + 10;
3398	# 10 is the runtime save interval, for a monotonic clock	3479	# 10 is the runtime save interval, for a monotonic clock
3399	# 60 allows for the watchdog to kill the server.	3480	# 60 allows for the watchdog to kill the server.
…		…
3409	aio_utime $fh, undef, undef;	3490	aio_utime $fh, undef, undef;
3410		3491
3411	close $fh	3492	close $fh
3412	or return;	3493	or return;
3413		3494
3414	aio_rename "$runtime~", $runtime	3495	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3415	and return;	3496	and return;
3416		3497
3417	warn "runtime file written.\n";	3498	warn "runtime file written.\n";
3418		3499
3419	1	3500	1
		3501	}
		3502
		3503	our $uuid_lock;
		3504	our $uuid_skip;
		3505
		3506	sub write_uuid_sync($) {
		3507	$uuid_skip ||= $_[0];
		3508
		3509	return if $uuid_lock;
		3510	local $uuid_lock = 1;
		3511
		3512	my $uuid = "$LOCALDIR/uuid";
		3513
		3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3515	or return;
		3516
		3517	my $value = uuid_seq uuid_cur;
		3518
		3519	unless ($value) {
		3520	warn "cowardly refusing to write zero uuid value!\n";
		3521	return;
		3522	}
		3523
		3524	my $value = uuid_str $value + $uuid_skip;
		3525	$uuid_skip = 0;
		3526
		3527	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3528	and return;
		3529
		3530	# always fsync - this file is important
		3531	aio_fsync $fh
		3532	and return;
		3533
		3534	close $fh
		3535	or return;
		3536
		3537	aio_rename "$uuid~", $uuid
		3538	and return;
		3539
		3540	warn "uuid file written ($value).\n";
		3541
		3542	1
		3543
		3544	}
		3545
		3546	sub write_uuid($$) {
		3547	my ($skip, $sync) = @_;
		3548
		3549	$sync ? write_uuid_sync $skip
		3550	: async { write_uuid_sync $skip };
3420	}	3551	}
3421		3552
3422	sub emergency_save() {	3553	sub emergency_save() {
3423	my $freeze_guard = cf::freeze_mainloop;	3554	my $freeze_guard = cf::freeze_mainloop;
3424		3555
3425	warn "enter emergency perl save\n";	3556	warn "emergency_perl_save: enter\n";
3426		3557
3427	cf::sync_job {	3558	cf::sync_job {
		3559	# this is a trade-off: we want to be very quick here, so
		3560	# save all maps without fsync, and later call a global sync
		3561	# (which in turn might be very very slow)
		3562	local $USE_FSYNC = 0;
		3563
3428	# use a peculiar iteration method to avoid tripping on perl	3564	# use a peculiar iteration method to avoid tripping on perl
3429	# refcount bugs in for. also avoids problems with players	3565	# refcount bugs in for. also avoids problems with players
3430	# and maps saved/destroyed asynchronously.	3566	# and maps saved/destroyed asynchronously.
3431	warn "begin emergency player save\n";	3567	warn "emergency_perl_save: begin player save\n";
3432	for my $login (keys %cf::PLAYER) {	3568	for my $login (keys %cf::PLAYER) {
3433	my $pl = $cf::PLAYER{$login} or next;	3569	my $pl = $cf::PLAYER{$login} or next;
3434	$pl->valid or next;	3570	$pl->valid or next;
3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3571	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3436	$pl->save;	3572	$pl->save;
3437	}	3573	}
3438	warn "end emergency player save\n";	3574	warn "emergency_perl_save: end player save\n";
3439		3575
3440	warn "begin emergency map save\n";	3576	warn "emergency_perl_save: begin map save\n";
3441	for my $path (keys %cf::MAP) {	3577	for my $path (keys %cf::MAP) {
3442	my $map = $cf::MAP{$path} or next;	3578	my $map = $cf::MAP{$path} or next;
3443	$map->valid or next;	3579	$map->valid or next;
3444	$map->save;	3580	$map->save;
3445	}	3581	}
3446	warn "end emergency map save\n";	3582	warn "emergency_perl_save: end map save\n";
3447		3583
3448	warn "begin emergency database checkpoint\n";	3584	warn "emergency_perl_save: begin database checkpoint\n";
3449	BDB::db_env_txn_checkpoint $DB_ENV;	3585	BDB::db_env_txn_checkpoint $DB_ENV;
3450	warn "end emergency database checkpoint\n";	3586	warn "emergency_perl_save: end database checkpoint\n";
		3587
		3588	warn "emergency_perl_save: begin write uuid\n";
		3589	write_uuid_sync 1;
		3590	warn "emergency_perl_save: end write uuid\n";
3451	};	3591	};
3452		3592
		3593	warn "emergency_perl_save: starting sync()\n";
		3594	IO::AIO::aio_sync sub {
		3595	warn "emergency_perl_save: finished sync()\n";
		3596	};
		3597
3453	warn "leave emergency perl save\n";	3598	warn "emergency_perl_save: leave\n";
3454	}	3599	}
3455		3600
3456	sub post_cleanup {	3601	sub post_cleanup {
3457	my ($make_core) = @_;	3602	my ($make_core) = @_;
3458		3603
3459	warn Carp::longmess "post_cleanup backtrace"	3604	warn Carp::longmess "post_cleanup backtrace"
3460	if $make_core;	3605	if $make_core;
		3606
		3607	my $fh = pidfile;
		3608	unlink $PIDFILE if <$fh> == $$;
		3609	}
		3610
		3611	# a safer delete_package, copied from Symbol
		3612	sub clear_package($) {
		3613	my $pkg = shift;
		3614
		3615	# expand to full symbol table name if needed
		3616	unless ($pkg =~ /^main::.*::$/) {
		3617	$pkg = "main$pkg" if $pkg =~ /^::/;
		3618	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3619	$pkg .= '::' unless $pkg =~ /::$/;
		3620	}
		3621
		3622	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3623	my $stem_symtab = *{$stem}{HASH};
		3624
		3625	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3626	or return;
		3627
		3628	# clear all symbols
		3629	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3630	for my $name (keys %$leaf_symtab) {
		3631	_gv_clear *{"$pkg$name"};
		3632	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3633	}
		3634	warn "cleared package $pkg\n";#d#
3461	}	3635	}
3462		3636
3463	sub do_reload_perl() {	3637	sub do_reload_perl() {
3464	# can/must only be called in main	3638	# can/must only be called in main
3465	if ($Coro::current != $Coro::main) {	3639	if ($Coro::current != $Coro::main) {
3466	warn "can only reload from main coroutine";	3640	warn "can only reload from main coroutine";
3467	return;	3641	return;
3468	}	3642	}
3469		3643
		3644	return if $RELOAD++;
		3645
		3646	my $t1 = EV::time;
		3647
		3648	while ($RELOAD) {
3470	warn "reloading...";	3649	warn "reloading...";
3471		3650
3472	warn "entering sync_job";	3651	warn "entering sync_job";
3473		3652
3474	cf::sync_job {	3653	cf::sync_job {
3475	cf::write_runtime; # external watchdog should not bark	3654	cf::write_runtime_sync; # external watchdog should not bark
3476	cf::emergency_save;	3655	cf::emergency_save;
3477	cf::write_runtime; # external watchdog should not bark	3656	cf::write_runtime_sync; # external watchdog should not bark
3478		3657
3479	warn "syncing database to disk";	3658	warn "syncing database to disk";
3480	BDB::db_env_txn_checkpoint $DB_ENV;	3659	BDB::db_env_txn_checkpoint $DB_ENV;
3481		3660
3482	# if anything goes wrong in here, we should simply crash as we already saved	3661	# if anything goes wrong in here, we should simply crash as we already saved
3483		3662
3484	warn "flushing outstanding aio requests";	3663	warn "flushing outstanding aio requests";
3485	for (;;) {
3486	BDB::flush;
3487	IO::AIO::flush;
3488	Coro::cede_notself;
3489	last unless IO::AIO::nreqs || BDB::nreqs;	3664	while (IO::AIO::nreqs || BDB::nreqs) {
3490	warn "iterate...";	3665	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3491	}
3492
3493	++$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	}	3666	}
3516		3667
3517	warn "... nuking $pkg";	3668	warn "cancelling all extension coros";
3518	Symbol::delete_package $pkg;	3669	$_->cancel for values %EXT_CORO;
3519	}	3670	%EXT_CORO = ();
3520		3671
3521	warn "unloading all perl modules loaded from $LIBDIR";	3672	warn "removing commands";
3522	while (my ($k, $v) = each %INC) {	3673	%COMMAND = ();
3523	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3524		3674
		3675	warn "removing ext/exti commands";
		3676	%EXTCMD = ();
		3677	%EXTICMD = ();
		3678
		3679	warn "unloading/nuking all extensions";
		3680	for my $pkg (@EXTS) {
3525	warn "... unloading $k";	3681	warn "... unloading $pkg";
3526	delete $INC{$k};
3527		3682
3528	$k =~ s/\.pm$//;
3529	$k =~ s/\//::/g;
3530
3531	if (my $cb = $k->can ("unload_module")) {	3683	if (my $cb = $pkg->can ("unload")) {
		3684	eval {
3532	$cb->();	3685	$cb->($pkg);
		3686	1
		3687	} or warn "$pkg unloaded, but with errors: $@";
		3688	}
		3689
		3690	warn "... clearing $pkg";
		3691	clear_package $pkg;
3533	}	3692	}
3534		3693
3535	Symbol::delete_package $k;	3694	warn "unloading all perl modules loaded from $LIBDIR";
		3695	while (my ($k, $v) = each %INC) {
		3696	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3697
		3698	warn "... unloading $k";
		3699	delete $INC{$k};
		3700
		3701	$k =~ s/\.pm$//;
		3702	$k =~ s/\//::/g;
		3703
		3704	if (my $cb = $k->can ("unload_module")) {
		3705	$cb->();
		3706	}
		3707
		3708	clear_package $k;
3536	}	3709	}
3537		3710
3538	warn "getting rid of safe::, as good as possible";	3711	warn "getting rid of safe::, as good as possible";
3539	Symbol::delete_package "safe::$_"	3712	clear_package "safe::$_"
3540	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3713	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3541		3714
3542	warn "unloading cf.pm \"a bit\"";	3715	warn "unloading cf.pm \"a bit\"";
3543	delete $INC{"cf.pm"};	3716	delete $INC{"cf.pm"};
3544	delete $INC{"cf/pod.pm"};	3717	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3545		3718
3546	# don't, removes xs symbols, too,	3719	# don't, removes xs symbols, too,
3547	# and global variables created in xs	3720	# and global variables created in xs
3548	#Symbol::delete_package __PACKAGE__;	3721	#clear_package __PACKAGE__;
3549		3722
3550	warn "unload completed, starting to reload now";	3723	warn "unload completed, starting to reload now";
3551		3724
3552	warn "reloading cf.pm";	3725	warn "reloading cf.pm";
3553	require cf;	3726	require cf;
3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3727	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3555		3728
3556	warn "loading config and database again";	3729	warn "loading config and database again";
3557	cf::reload_config;	3730	cf::reload_config;
3558		3731
3559	warn "loading extensions";	3732	warn "loading extensions";
3560	cf::load_extensions;	3733	cf::load_extensions;
3561		3734
		3735	if ($REATTACH_ON_RELOAD) {
3562	warn "reattaching attachments to objects/players";	3736	warn "reattaching attachments to objects/players";
3563	_global_reattach; # objects, sockets	3737	_global_reattach; # objects, sockets
3564	warn "reattaching attachments to maps";	3738	warn "reattaching attachments to maps";
3565	reattach $_ for values %MAP;	3739	reattach $_ for values %MAP;
3566	warn "reattaching attachments to players";	3740	warn "reattaching attachments to players";
3567	reattach $_ for values %PLAYER;	3741	reattach $_ for values %PLAYER;
		3742	}
3568		3743
		3744	warn "running post_init jobs";
		3745	(pop @POST_INIT)->(1) while @POST_INIT;
		3746
3569	warn "leaving sync_job";	3747	warn "leaving sync_job";
3570		3748
3571	1	3749	1
3572	} or do {	3750	} or do {
3573	warn $@;	3751	warn $@;
3574	cf::cleanup "error while reloading, exiting.";	3752	cf::cleanup "error while reloading, exiting.";
3575	};	3753	};
3576		3754
3577	warn "reloaded";	3755	warn "reloaded";
		3756	--$RELOAD;
		3757	}
		3758
		3759	$t1 = EV::time - $t1;
		3760	warn "reload completed in ${t1}s\n";
3578	};	3761	};
3579		3762
3580	our $RELOAD_WATCHER; # used only during reload	3763	our $RELOAD_WATCHER; # used only during reload
3581		3764
3582	sub reload_perl() {	3765	sub reload_perl() {
3583	# doing reload synchronously and two reloads happen back-to-back,	3766	# doing reload synchronously and two reloads happen back-to-back,
3584	# coro crashes during coro_state_free->destroy here.	3767	# coro crashes during coro_state_free->destroy here.
3585		3768
		3769	$RELOAD_WATCHER ||= cf::async {
		3770	Coro::AIO::aio_wait cache_extensions;
		3771
3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3772	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3587	do_reload_perl;	3773	do_reload_perl;
3588	undef $RELOAD_WATCHER;	3774	undef $RELOAD_WATCHER;
		3775	};
3589	};	3776	};
3590	}	3777	}
3591		3778
3592	register_command "reload" => sub {	3779	register_command "reload" => sub {
3593	my ($who, $arg) = @_;	3780	my ($who, $arg) = @_;
…		…
3607		3794
3608	our @WAIT_FOR_TICK;	3795	our @WAIT_FOR_TICK;
3609	our @WAIT_FOR_TICK_BEGIN;	3796	our @WAIT_FOR_TICK_BEGIN;
3610		3797
3611	sub wait_for_tick {	3798	sub wait_for_tick {
3612	return if tick_inhibit;
3613	return if $Coro::current == $Coro::main;	3799	return if tick_inhibit || $Coro::current == $Coro::main;
3614		3800
3615	my $signal = new Coro::Signal;	3801	my $signal = new Coro::Signal;
3616	push @WAIT_FOR_TICK, $signal;	3802	push @WAIT_FOR_TICK, $signal;
3617	$signal->wait;	3803	$signal->wait;
3618	}	3804	}
3619		3805
3620	sub wait_for_tick_begin {	3806	sub wait_for_tick_begin {
3621	return if tick_inhibit;
3622	return if $Coro::current == $Coro::main;	3807	return if tick_inhibit || $Coro::current == $Coro::main;
3623		3808
3624	my $signal = new Coro::Signal;	3809	my $signal = new Coro::Signal;
3625	push @WAIT_FOR_TICK_BEGIN, $signal;	3810	push @WAIT_FOR_TICK_BEGIN, $signal;
3626	$signal->wait;	3811	$signal->wait;
3627	}	3812	}
…		…
3637		3822
3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3823	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3824	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3640	Coro::async_pool {	3825	Coro::async_pool {
3641	$Coro::current->{desc} = "runtime saver";	3826	$Coro::current->{desc} = "runtime saver";
3642	write_runtime	3827	write_runtime_sync
3643	or warn "ERROR: unable to write runtime file: $!";	3828	or warn "ERROR: unable to write runtime file: $!";
3644	};	3829	};
3645	}	3830	}
3646		3831
3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3832	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3666	{	3851	{
3667	# configure BDB	3852	# configure BDB
3668		3853
3669	BDB::min_parallel 8;	3854	BDB::min_parallel 8;
3670	BDB::max_poll_reqs $TICK * 0.1;	3855	BDB::max_poll_reqs $TICK * 0.1;
3671	$Coro::BDB::WATCHER->priority (1);	3856	$AnyEvent::BDB::WATCHER->priority (1);
3672		3857
3673	unless ($DB_ENV) {	3858	unless ($DB_ENV) {
3674	$DB_ENV = BDB::db_env_create;	3859	$DB_ENV = BDB::db_env_create;
3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3860	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3676	| BDB::LOG_AUTOREMOVE, 1);	3861	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3862	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3863	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3864	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3679		3865
3680	cf::sync_job {	3866	cf::sync_job {
3681	eval {	3867	eval {
…		…
3707	{	3893	{
3708	# configure IO::AIO	3894	# configure IO::AIO
3709		3895
3710	IO::AIO::min_parallel 8;	3896	IO::AIO::min_parallel 8;
3711	IO::AIO::max_poll_time $TICK * 0.1;	3897	IO::AIO::max_poll_time $TICK * 0.1;
3712	$Coro::AIO::WATCHER->priority (1);	3898	undef $AnyEvent::AIO::WATCHER;
3713	}	3899	}
3714		3900
3715	my $_log_backtrace;	3901	my $_log_backtrace;
3716		3902
3717	sub _log_backtrace {	3903	sub _log_backtrace {
…		…
3720	$msg =~ s/\n//;	3906	$msg =~ s/\n//;
3721		3907
3722	# limit the # of concurrent backtraces	3908	# limit the # of concurrent backtraces
3723	if ($_log_backtrace < 2) {	3909	if ($_log_backtrace < 2) {
3724	++$_log_backtrace;	3910	++$_log_backtrace;
		3911	my $perl_bt = Carp::longmess $msg;
3725	async {	3912	async {
3726	$Coro::current->{desc} = "abt $msg";	3913	$Coro::current->{desc} = "abt $msg";
3727		3914
3728	my @bt = fork_call {	3915	my @bt = fork_call {
3729	@addr = map { sprintf "%x", $_ } @addr;	3916	@addr = map { sprintf "%x", $_ } @addr;
…		…
3740	}	3927	}
3741		3928
3742	@funcs	3929	@funcs
3743	};	3930	};
3744		3931
3745	LOG llevInfo, "[ABT] $msg\n";	3932	LOG llevInfo, "[ABT] $perl_bt\n";
		3933	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3746	LOG llevInfo, "[ABT] $_\n" for @bt;	3934	LOG llevInfo, "[ABT] $_\n" for @bt;
3747	--$_log_backtrace;	3935	--$_log_backtrace;
3748	};	3936	};
3749	} else {	3937	} else {
3750	LOG llevInfo, "[ABT] $msg\n";	3938	LOG llevInfo, "[ABT] $msg\n";
3751	LOG llevInfo, "[ABT] [suppressed]\n";	3939	LOG llevInfo, "[ABT] [suppressed]\n";
3752	}	3940	}
3753	}	3941	}
3754		3942
3755	# load additional modules	3943	# load additional modules
3756	use cf::pod;	3944	require "cf/$_.pm" for @EXTRA_MODULES;
3757		3945
3758	END { cf::emergency_save }	3946	END { cf::emergency_save }
3759		3947
3760	1	3948	1
3761		3949

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