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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.418 by root, Fri Apr 11 21:09:53 2008 UTC vs.
Revision 1.474 by root, Thu Jul 16 21:42:56 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
…		…
722		735
723	#############################################################################	736	#############################################################################
724		737
725	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
726		739
727	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
728	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")
729	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
730		743
731	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>
732	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
…		…
782	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
783		796
784	Register an attachment by C<$name> through which attachable objects of the	797	Register an attachment by C<$name> through which attachable objects of the
785	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
786		799
787	Some classes such as crossfire maps and objects can specify attachments	800	Some classes such as deliantra maps and objects can specify attachments
788	that are attached at load/instantiate time, thus the need for a name.	801	that are attached at load/instantiate time, thus the need for a name.
789		802
790	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
791		804
792	=over 4	805	=over 4
…		…
1083		1096
1084	sub reattach {	1097	sub reattach {
1085	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
1086	my ($obj) = @_;	1099	my ($obj) = @_;
1087		1100
		1101	# no longer needed after getting rid of delete_package?
1088	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
1089		1103
1090	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
1091		1105
1092	@$registry = ();	1106	@$registry = ();
1093		1107
…		…
1139	utf8::decode (my $decname = $filename);	1153	utf8::decode (my $decname = $filename);
1140	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
1141	$decname, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
1142		1156
1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1144	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1146	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	}
1147	close $fh;	1164	aio_close $fh;
1148		1165
1149	if (@$objs) {	1166	if (@$objs) {
1150	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) {
1151	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1153	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
1154	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	}
1155	close $fh;	1175	aio_close $fh;
1156	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
1157	}	1177	}
1158	} else {	1178	} else {
1159	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1160	}	1180	}
1161		1181
1162	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
1163	} else {	1186	} else {
1164	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
1165	}	1188	}
1166	} else {	1189	} else {
1167	aio_unlink $filename;	1190	aio_unlink $filename;
1168	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1169	}	1192	}
…		…
1260	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1261		1284
1262	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1263	}	1286	}
1264		1287
		1288	use File::Glob ();
		1289
1265	cf::player->attach (	1290	cf::player->attach (
1266	on_command => sub {	1291	on_command => sub {
1267	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1268		1293
1269	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1301		1326
1302	cf::override;	1327	cf::override;
1303	},	1328	},
1304	);	1329	);
1305		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
1306	sub load_extensions {	1344	sub load_extensions {
1307	cf::sync_job {	1345	cf::sync_job {
1308	my %todo;	1346	my %todo;
1309		1347
1310	for my $path (<$LIBDIR/*.ext>) {	1348	for my $path (<$LIBDIR/*.ext>) {
…		…
1329		1367
1330	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1331	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1332		1370
1333	$ext{source} =	1371	$ext{source} =
1334	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1335	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1336	. $source	1374	. $source
1337	. "\n};\n1";	1375	. "\n};\n1";
1338		1376
1339	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1379		1417
1380	=back	1418	=back
1381		1419
1382	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1383		1421
1384	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1385		1423
1386	=cut	1424	=cut
1387		1425
1388	package cf::player;	1426	package cf::player;
1389		1427
…		…
1432		1470
1433	sub exists($) {	1471	sub exists($) {
1434	my ($login) = @_;	1472	my ($login) = @_;
1435		1473
1436	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1437	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1438	}	1476	}
1439		1477
1440	sub find($) {	1478	sub find($) {
1441	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1442	my $login = $_[0];	1480	my $login = $_[0];
…		…
1454	my $f = new_from_file cf::object::thawer path $login	1492	my $f = new_from_file cf::object::thawer path $login
1455	or return;	1493	or return;
1456		1494
1457	my $pl = cf::player::load_pl $f	1495	my $pl = cf::player::load_pl $f
1458	or return;	1496	or return;
		1497
1459	local $cf::PLAYER_LOADING{$login} = $pl;	1498	local $cf::PLAYER_LOADING{$login} = $pl;
1460	$f->resolve_delayed_derefs;	1499	$f->resolve_delayed_derefs;
1461	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1462	}	1501	}
1463	}	1502	}
…		…
1473		1512
1474	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1475		1514
1476	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1477	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
		1517
		1518	cf::get_slot 0.01;
1478		1519
1479	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1480	cf::cede_to_tick;	1521	cf::cede_to_tick;
1481	}	1522	}
1482		1523
…		…
1514	my ($pl) = @_;	1555	my ($pl) = @_;
1515		1556
1516	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1517		1558
1518	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1519	$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
1520		1561
1521	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1522	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1523	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1524	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1525		1568
1526	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1527	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1566		1609
1567	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
1568	my $path = path $login;	1611	my $path = path $login;
1569		1612
1570	# a .pst is a dead give-away for a valid player	1613	# a .pst is a dead give-away for a valid player
1571	unless (-e "$path.pst") {	1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1574	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
1575	}	1619	}
1576		1620
…		…
1607	}	1651	}
1608		1652
1609	\@paths	1653	\@paths
1610	}	1654	}
1611		1655
1612	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613		1657
1614	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1615
1616	=cut
1617
1618	use re 'eval';
1619
1620	my $group;
1621	my $interior; $interior = qr{
1622	# match a pod interior sequence sans C<< >>
1623	(?:
1624	\ (.*?)\ (?{ $group = $^N })
1625	| < (??{$interior}) >
1626	)
1627	}x;
1628
1629	sub expand_cfpod {
1630	my ($self, $pod) = @_;
1631
1632	my $xml;
1633
1634	while () {
1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1636	$group = $1;
1637
1638	$group =~ s/&/&amp;/g;
1639	$group =~ s/</&lt;/g;
1640
1641	$xml .= $group;
1642	} elsif ($pod =~ m%\G
1643	([BCGHITU])
1644	<
1645	(?:
1646	([^<>]*) (?{ $group = $^N })
1647	| < $interior >
1648	)
1649	>
1650	%gcsx
1651	) {
1652	my ($code, $data) = ($1, $group);
1653
1654	if ($code eq "B") {
1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1656	} elsif ($code eq "I") {
1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1658	} elsif ($code eq "U") {
1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1660	} elsif ($code eq "C") {
1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1662	} elsif ($code eq "T") {
1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1664	} elsif ($code eq "G") {
1665	my ($male, $female) = split /\|/, $data;
1666	$data = $self->gender ? $female : $male;
1667	$xml .= expand_cfpod ($self, $data);
1668	} elsif ($code eq "H") {
1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1671	"")
1672	[$self->{hintmode}];
1673	} else {
1674	$xml .= "error processing '$code($data)' directive";
1675	}
1676	} else {
1677	if ($pod =~ /\G(.+)/) {
1678	warn "parse error while expanding $pod (at $1)";
1679	}
1680	last;
1681	}
1682	}
1683
1684	for ($xml) {
1685	# create single paragraphs (very hackish)
1686	s/(?<=\S)\n(?=\w)/ /g;
1687
1688	# compress some whitespace
1689	s/\s+\n/\n/g; # ws line-ends
1690	s/\n\n+/\n/g; # double lines
1691	s/^\n+//; # beginning lines
1692	s/\n+$//; # ending lines
1693	}
1694
1695	$xml
1696	}
1697
1698	no re 'eval';
1699
1700	sub hintmode {
1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1702	$_[0]{hintmode}
1703	}
1704		1659
1705	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1706		1661
1707	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1708		1663
…		…
1909		1864
1910	# the temporary/swap location	1865	# the temporary/swap location
1911	sub save_path {	1866	sub save_path {
1912	my ($self) = @_;	1867	my ($self) = @_;
1913		1868
1914	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1915	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1916	}	1871	}
1917		1872
1918	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1919	sub uniq_path {	1874	sub uniq_path {
1920	my ($self) = @_;	1875	my ($self) = @_;
1921		1876
1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1923	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1924	}
1925
1926	# and all this just because we cannot iterate over
1927	# all maps in C++...
1928	sub change_all_map_light {
1929	my ($change) = @_;
1930
1931	$_->change_map_light ($change)
1932	for grep $_->outdoor, values %cf::MAP;
1933	}	1879	}
1934		1880
1935	sub decay_objects {	1881	sub decay_objects {
1936	my ($self) = @_;	1882	my ($self) = @_;
1937		1883
…		…
2021	sub find {	1967	sub find {
2022	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
2023		1969
2024	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
2025		1971
2026	cf::lock_wait "map_data:$path";#d#remove	1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2027	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
2028		1974
2029	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
2030	my $guard1 = cf::lock_acquire "map_find:$path";
2031	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2032
2033	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
2034	or return;	1977	or return;
2035		1978
2036	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
2037		1980
…		…
2039	or return;	1982	or return;
2040		1983
2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2042	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
2043	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
2044	undef $guard1;	1988	undef $guard1;
2045	undef $guard2;
2046	$map->reset;	1989	$map->reset;
2047	return find $path;	1990	return find $path;
2048	}	1991	}
2049		1992
2050	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
…		…
2077	my $f = new_from_file cf::object::thawer $self->{load_path};	2020	my $f = new_from_file cf::object::thawer $self->{load_path};
2078	$f->skip_block;	2021	$f->skip_block;
2079	$self->_load_objects ($f)	2022	$self->_load_objects ($f)
2080	or return;	2023	or return;
2081		2024
2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
2083	if delete $self->{load_original};	2026	if delete $self->{load_original};
2084		2027
2085	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
2086	utf8::encode $uniq;	2029	utf8::encode $uniq;
2087	unless (aio_stat $uniq) {	2030	unless (aio_stat $uniq) {
…		…
2105	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
2106	$self->decay_objects;	2049	$self->decay_objects;
2107	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
2108	$self->update_buttons;	2051	$self->update_buttons;
2109	cf::cede_to_tick;	2052	cf::cede_to_tick;
2110	$self->set_darkness_map;
2111	cf::cede_to_tick;
2112	$self->activate;	2053	$self->activate;
2113	}	2054	}
2114		2055
2115	$self->{last_save} = $cf::RUNTIME;	2056	$self->{last_save} = $cf::RUNTIME;
2116	$self->last_access ($cf::RUNTIME);	2057	$self->last_access ($cf::RUNTIME);
2117		2058
2118	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
2119	}	2060	}
2120		2061
2121	$self->post_load;	2062	$self->post_load;
2122	}	2063	}
2123		2064
…		…
2181	my ($path, $origin, $load) = @_;	2122	my ($path, $origin, $load) = @_;
2182		2123
2183	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
2184		2125
2185	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2187	}	2128	}
2188		2129
2189	$MAP_PREFETCH{$path} |= $load;	2130	$MAP_PREFETCH{$path} |= $load;
2190		2131
2191	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
…		…
2228	cf::async {	2169	cf::async {
2229	$Coro::current->{desc} = "map player save";	2170	$Coro::current->{desc} = "map player save";
2230	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2231	};	2172	};
2232		2173
		2174	cf::get_slot 0.02;
		2175
2233	if ($uniq) {	2176	if ($uniq) {
2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2235	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2236	} else {	2179	} else {
2237	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2180	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2245	$self->save;	2188	$self->save;
2246		2189
2247	my $lock = cf::lock_acquire "map_data:$self->{path}";	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2248		2191
2249	return if $self->players;	2192	return if $self->players;
2250	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2251	return if $self->{deny_save};	2194	return if $self->{deny_save};
2252		2195
2253	$self->in_memory (cf::MAP_SWAPPED);	2196	$self->in_memory (cf::MAP_SWAPPED);
2254		2197
2255	$self->deactivate;	2198	$self->deactivate;
…		…
2373		2316
2374	sub unique_maps() {	2317	sub unique_maps() {
2375	[	2318	[
2376	map {	2319	map {
2377	utf8::decode $_;	2320	utf8::decode $_;
2378	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2379	? normalise $_	2324	: normalise $_
2380	: ()
2381	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2382	]	2326	]
2383	}	2327	}
2384		2328
2385	=back	2329	=back
…		…
2392		2336
2393	=over 4	2337	=over 4
2394		2338
2395	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2396		2340
2397	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.
2398		2343
2399	=cut	2344	=cut
2400		2345
2401	sub inv_recursive_;	2346	sub inv_recursive_;
2402	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2407	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2408	}	2353	}
2409		2354
2410	=item $ref = $ob->ref	2355	=item $ref = $ob->ref
2411		2356
2412	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.
2413		2358
2414	=item $ob = cf::object::deref ($refstring)	2359	=item $ob = cf::object::deref ($refstring)
2415		2360
2416	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,
2417	even if the object actually exists. May block.	2362	even if the object actually exists. May block.
…		…
2449	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
2450	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2451		2396
2452	=cut	2397	=cut
2453		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
2454	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2455	# with dialog boxes.	2414	# with dialog boxes.
2456	#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
2457	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
2458	my ($self, $npc, $msg, $flags) = @_;	2417	my ($self, $npc, $msg, $flags) = @_;
…		…
2469	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2470	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2471		2430
2472	} else {	2431	} else {
2473	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2474	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2475	}	2434	}
2476	}	2435	}
2477	}	2436	}
2478		2437
2479	=item $object->send_msg ($channel, $msg, $color, [extra...])	2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2504		2463
2505	=item $player_object->enter_link	2464	=item $player_object->enter_link
2506		2465
2507	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}>).
2508		2467
2509	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.
2510	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.
2511		2472
2512	Will never block.	2473	Will never block.
2513		2474
2514	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2515		2476
…		…
2573		2534
2574	$map->load;	2535	$map->load;
2575	$map->load_neighbours;	2536	$map->load_neighbours;
2576		2537
2577	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2578	$self->activate_recursive;	2540	$self->activate_recursive;
2579		2541
2580	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2581	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2582	}	2544	}
…		…
2586	Moves the player to the given map-path and coordinates by first freezing	2548	Moves the player to the given map-path and coordinates by first freezing
2587	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2588	that has to return the map if sucecssful, and then unfreezes the player on	2550	that has to return the map if sucecssful, and then unfreezes the player on
2589	the new (success) or old (failed) map position. In either case, $done will	2551	the new (success) or old (failed) map position. In either case, $done will
2590	be called at the end of this process.	2552	be called at the end of this process.
		2553
		2554	Note that $check will be called with a potentially non-loaded map, so if
		2555	it needs a loaded map it has to call C<< ->load >>.
2591		2556
2592	=cut	2557	=cut
2593		2558
2594	our $GOTOGEN;	2559	our $GOTOGEN;
2595		2560
…		…
2674	}	2639	}
2675		2640
2676	sub prepare_random_map {	2641	sub prepare_random_map {
2677	my ($exit) = @_;	2642	my ($exit) = @_;
2678		2643
2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
2680
2681	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2682	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2683	# that depends on the exit object	2646	# that depends on the exit object
2684		2647
2685	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2687	if ($exit->map) {	2650	if ($exit->map) {
2688	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2689	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2690	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2691	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2692	}	2657	}
2693		2658
2694	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2695		2660
2696	my $data = cf::encode_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2697	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2698	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2699		2664
2700	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2701	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2702	undef $fh;	2667	undef $fh;
2703	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2704		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2705	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2706	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2707	}	2676	}
2708	}	2677	}
2709		2678
2710	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2711	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2712		2681
2713	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2714		2683
2715	if ($exit->slaying eq "/!") {
2716	#TODO: this should de-fi-ni-te-ly not be a sync-job
2717	# the problem is that $exit might not survive long enough
2718	# so it needs to be done right now, right here
2719	cf::sync_job { prepare_random_map $exit };
2720	}
2721
2722	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2723	my $hp = $exit->stats->hp;
2724	my $sp = $exit->stats->sp;
2725
2726	$self->enter_link;	2684	$self->enter_link;
2727		2685
2728	# if exit is damned, update players death & WoR home-position
2729	$self->contr->savebed ($slaying, $hp, $sp)
2730	if $exit->flag (FLAG_DAMNED);
2731
2732	(async {	2686	(async {
2733	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2687	$Coro::current->{desc} = "enter_exit";
2734		2688
2735	$self->deactivate_recursive; # just to be sure
2736	unless (eval {	2689	unless (eval {
		2690	$self->deactivate_recursive; # just to be sure
		2691
		2692	# random map handling
		2693	{
		2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2695
		2696	prepare_random_map $exit
		2697	if $exit->slaying eq "/!";
		2698	}
		2699
		2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2701	my $x = $exit->stats->hp;
		2702	my $y = $exit->stats->sp;
		2703
2737	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2738		2705
		2706	# if exit is damned, update players death & WoR home-position
		2707	$self->contr->savebed ($map, $x, $y)
		2708	if $exit->flag (cf::FLAG_DAMNED);
		2709
2739	1;	2710	1
2740	}) {	2711	}) {
2741	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2742	. "I'll try to bring you back to the map you were before. "	2713	. "I'll try to bring you back to the map you were before. "
2743	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2744	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2745		2716
2746	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2812	id => "infobox",	2783	id => "infobox",
2813	title => "Body Parts",	2784	title => "Body Parts",
2814	reply => undef,	2785	reply => undef,
2815	tooltip => "Shows which body parts you posess and are available",	2786	tooltip => "Shows which body parts you posess and are available",
2816	},	2787	},
		2788	"c/statistics" => {
		2789	id => "infobox",
		2790	title => "Statistics",
		2791	reply => undef,
		2792	tooltip => "Shows your primary statistics",
		2793	},
		2794	"c/skills" => {
		2795	id => "infobox",
		2796	title => "Skills",
		2797	reply => undef,
		2798	tooltip => "Shows your experience per skill and item power",
		2799	},
		2800	"c/shopitems" => {
		2801	id => "infobox",
		2802	title => "Shop Items",
		2803	reply => undef,
		2804	tooltip => "Shows the items currently for sale in this shop",
		2805	},
		2806	"c/resistances" => {
		2807	id => "infobox",
		2808	title => "Resistances",
		2809	reply => undef,
		2810	tooltip => "Shows your resistances",
		2811	},
		2812	"c/pets" => {
		2813	id => "infobox",
		2814	title => "Pets",
		2815	reply => undef,
		2816	tooltip => "Shows information abotu your pets/a specific pet",
		2817	},
		2818	"c/perceiveself" => {
		2819	id => "infobox",
		2820	title => "Perceive Self",
		2821	reply => undef,
		2822	tooltip => "You gained detailed knowledge about yourself",
		2823	},
2817	"c/uptime" => {	2824	"c/uptime" => {
2818	id => "infobox",	2825	id => "infobox",
2819	title => "Uptime",	2826	title => "Uptime",
2820	reply => undef,	2827	reply => undef,
2821	tooltip => "How long the server has been running since last restart",	2828	tooltip => "How long the server has been running since last restart",
…		…
2824	id => "infobox",	2831	id => "infobox",
2825	title => "Map Info",	2832	title => "Map Info",
2826	reply => undef,	2833	reply => undef,
2827	tooltip => "Information related to the maps",	2834	tooltip => "Information related to the maps",
2828	},	2835	},
		2836	"c/party" => {
		2837	id => "party",
		2838	title => "Party",
		2839	reply => "gsay ",
		2840	tooltip => "Messages and chat related to your party",
		2841	},
		2842	"c/death" => {
		2843	id => "death",
		2844	title => "Death",
		2845	reply => undef,
		2846	tooltip => "Reason for and more info about your most recent death",
		2847	},
		2848	"c/say" => $SAY_CHANNEL,
		2849	"c/chat" => $CHAT_CHANNEL,
2829	);	2850	);
2830		2851
2831	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2832	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2833		2854
2834	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2835		2857
2836	$color &= cf::NDI_CLIENT_MASK; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2837		2859
2838	# check predefined channels, for the benefit of C	2860	# check predefined channels, for the benefit of C
2839	if ($CHANNEL{$channel}) {	2861	if ($CHANNEL{$channel}) {
2840	$channel = $CHANNEL{$channel};	2862	$channel = $CHANNEL{$channel};
2841		2863
2842	$self->ext_msg (channel_info => $channel)	2864	$self->ext_msg (channel_info => $channel);
2843	if $self->can_msg;
2844
2845	$channel = $channel->{id};	2865	$channel = $channel->{id};
2846		2866
2847	} elsif (ref $channel) {	2867	} elsif (ref $channel) {
2848	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2849	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2850	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2851	$self->ext_msg (channel_info => $channel)	2871	$self->ext_msg (channel_info => $channel);
2852	if $self->can_msg;
2853	}	2872	}
2854		2873
2855	$channel = $channel->{id};	2874	$channel = $channel->{id};
2856	}	2875	}
2857		2876
2858	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2859		2878
2860	if ($self->can_msg) {
2861	# default colour, mask it out	2879	# default colour, mask it out
2862	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2863	if $color & cf::NDI_DEF;	2881	if $color & cf::NDI_DEF;
2864		2882
2865	$self->send_packet ("msg " . $self->{json_coder}->encode (	2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
2866	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2867	} else {	2886	);
2868	if ($color >= 0) {
2869	# replace some tags by gcfclient-compatible ones
2870	for ($msg) {
2871	1 while
2872	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2873	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2874	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2875	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2876	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2877	}
2878		2887
2879	$color &= cf::NDI_COLOR_MASK;	2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
2880		2891
2881	utf8::encode $msg;	2892	# split very large packets
2882		2893	if (8192 < length $pkt and $self->{can_lzf}) {
2883	if (0 && $msg =~ /\[/) {	2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2884	# COMMAND/INFO	2895	$pkt = "frag";
2885	$self->send_packet ("drawextinfo $color 10 8 $msg")
2886	} else {
2887	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2888	$self->send_packet ("drawinfo $color $msg")
2889	}
2890	}
2891	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2892	}	2899	}
2893		2900
2894	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2895		2902
2896	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
3070		3077
3071	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
3072		3079
3073	cf::object	3080	cf::object
3074	contr pay_amount pay_player map x y force_find force_add destroy	3081	contr pay_amount pay_player map x y force_find force_add destroy
3075	insert remove name archname title slaying race decrease_ob_nr	3082	insert remove name archname title slaying race decrease split
		3083	value
3076		3084
3077	cf::object::player	3085	cf::object::player
3078	player	3086	player
3079		3087
3080	cf::player	3088	cf::player
…		…
3085		3093
3086	=cut	3094	=cut
3087		3095
3088	for (	3096	for (
3089	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3090	insert remove inv name archname title slaying race	3098	insert remove inv nrof name archname title slaying race
3091	decrease_ob_nr destroy)],	3099	decrease split destroy change_exp value msg lore send_msg)],
3092	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
3093	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
3094	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
3095	) {	3103	) {
3096	no strict 'refs';	3104	no strict 'refs';
3097	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
3098	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3115	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
3116		3124
3117	my $qcode = $code;	3125	my $qcode = $code;
3118	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3119	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
3120		3130
3121	local $_;	3131	local $_;
3122	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
3123		3133
3124	my $eval =	3134	my $eval =
…		…
3304	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
3305	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
3306	}	3316	}
3307	};	3317	};
3308		3318
		3319	sub load_resource_file($) {
		3320	my $guard = lock_acquire "load_resource_file";
		3321
		3322	my $status = load_resource_file_ $_[0];
		3323	get_slot 0.1, 100;
		3324	cf::arch::commit_load;
		3325
		3326	$status
		3327	}
		3328
3309	sub reload_regions {	3329	sub reload_regions {
3310	# HACK to clear player env face cache, we need some signal framework	3330	# HACK to clear player env face cache, we need some signal framework
3311	# for this (global event?)	3331	# for this (global event?)
3312	%ext::player_env::MUSIC_FACE_CACHE = ();	3332	%ext::player_env::MUSIC_FACE_CACHE = ();
3313		3333
…		…
3326	}	3346	}
3327		3347
3328	sub reload_archetypes {	3348	sub reload_archetypes {
3329	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
3330	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
3331	#d# NEED to laod twice to resolve forward references
3332	# this really needs to be done in an extra post-pass
3333	# (which needs to be synchronous, so solve it differently)
3334	load_resource_file "$DATADIR/archetypes"
3335	or die "unable to load archetypes\n";
3336	}	3351	}
3337		3352
3338	sub reload_treasures {	3353	sub reload_treasures {
3339	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
3340	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
3341	}	3356	}
3342		3357
3343	sub reload_resources {	3358	sub reload_resources {
3344	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
3345		3360
		3361	reload_facedata;
		3362	reload_archetypes;
3346	reload_regions;	3363	reload_regions;
3347	reload_facedata;
3348	#reload_archetypes;#d#
3349	reload_archetypes;
3350	reload_treasures;	3364	reload_treasures;
3351		3365
3352	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
3353	}
3354
3355	sub init {
3356	reload_resources;
3357	}	3367	}
3358		3368
3359	sub reload_config {	3369	sub reload_config {
3360	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
3361	or return;	3371	or return;
…		…
3375	};	3385	};
3376	warn $@ if $@;	3386	warn $@ if $@;
3377	}	3387	}
3378	}	3388	}
3379		3389
		3390	sub pidfile() {
		3391	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3392	or die "$PIDFILE: $!";
		3393	flock $fh, &Fcntl::LOCK_EX
		3394	or die "$PIDFILE: flock: $!";
		3395	$fh
		3396	}
		3397
		3398	# make sure only one server instance is running at any one time
		3399	sub atomic {
		3400	my $fh = pidfile;
		3401
		3402	my $pid = <$fh>;
		3403	kill 9, $pid if $pid > 0;
		3404
		3405	seek $fh, 0, 0;
		3406	print $fh $$;
		3407	}
		3408
		3409	sub main_loop {
		3410	warn "EV::loop starting\n";
		3411	if (1) {
		3412	EV::loop;
		3413	}
		3414	warn "EV::loop returned\n";
		3415	goto &main_loop unless $REALLY_UNLOOP;
		3416	}
		3417
3380	sub main {	3418	sub main {
		3419	cf::init_globals; # initialise logging
		3420
		3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3425
		3426	cf::init_experience;
		3427	cf::init_anim;
		3428	cf::init_attackmess;
		3429	cf::init_dynamic;
		3430
		3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3432
3381	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
3382	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
3383	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3384	(async {	3436	(async {
3385	$Coro::current->{desc} = "IDLE BUG HANDLER";	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
3386	EV::loop EV::LOOP_ONESHOT;	3438	EV::loop EV::LOOP_ONESHOT;
3387	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
3388	};	3440	};
3389		3441
3390	reload_config;
3391	db_init;
3392	load_extensions;
3393
3394	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3395	evthread_start IO::AIO::poll_fileno;	3442	evthread_start IO::AIO::poll_fileno;
3396	EV::loop;	3443
		3444	cf::sync_job {
		3445	reload_resources;
		3446	reload_config;
		3447	db_init;
		3448
		3449	cf::load_settings;
		3450	cf::load_materials;
		3451	cf::init_uuid;
		3452	cf::init_signals;
		3453	cf::init_commands;
		3454	cf::init_skills;
		3455
		3456	cf::init_beforeplay;
		3457
		3458	atomic;
		3459
		3460	load_extensions;
		3461
		3462	utime time, time, $RUNTIMEFILE;
		3463
		3464	# no (long-running) fork's whatsoever before this point(!)
		3465	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3466
		3467	(pop @POST_INIT)->(0) while @POST_INIT;
		3468	};
		3469
		3470	main_loop;
3397	}	3471	}
3398		3472
3399	#############################################################################	3473	#############################################################################
3400	# initialisation and cleanup	3474	# initialisation and cleanup
3401		3475
…		…
3408	};	3482	};
3409	}	3483	}
3410	}	3484	}
3411		3485
3412	sub write_runtime_sync {	3486	sub write_runtime_sync {
3413	my $runtime = "$LOCALDIR/runtime";
3414
3415	# first touch the runtime file to show we are still running:	3487	# first touch the runtime file to show we are still running:
3416	# the fsync below can take a very very long time.	3488	# the fsync below can take a very very long time.
3417		3489
3418	IO::AIO::aio_utime $runtime, undef, undef;	3490	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3419		3491
3420	my $guard = cf::lock_acquire "write_runtime";	3492	my $guard = cf::lock_acquire "write_runtime";
3421		3493
3422	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3494	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3423	or return;	3495	or return;
3424		3496
3425	my $value = $cf::RUNTIME + 90 + 10;	3497	my $value = $cf::RUNTIME + 90 + 10;
3426	# 10 is the runtime save interval, for a monotonic clock	3498	# 10 is the runtime save interval, for a monotonic clock
3427	# 60 allows for the watchdog to kill the server.	3499	# 60 allows for the watchdog to kill the server.
…		…
3437	aio_utime $fh, undef, undef;	3509	aio_utime $fh, undef, undef;
3438		3510
3439	close $fh	3511	close $fh
3440	or return;	3512	or return;
3441		3513
3442	aio_rename "$runtime~", $runtime	3514	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3443	and return;	3515	and return;
3444		3516
3445	warn "runtime file written.\n";	3517	warn "runtime file written.\n";
3446		3518
3447	1	3519	1
…		…
3459	my $uuid = "$LOCALDIR/uuid";	3531	my $uuid = "$LOCALDIR/uuid";
3460		3532
3461	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3462	or return;	3534	or return;
3463		3535
3464	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3536	my $value = uuid_seq uuid_cur;
		3537
		3538	unless ($value) {
		3539	warn "cowardly refusing to write zero uuid value!\n";
		3540	return;
		3541	}
		3542
		3543	my $value = uuid_str $value + $uuid_skip;
3465	$uuid_skip = 0;	3544	$uuid_skip = 0;
3466		3545
3467	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3546	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3468	and return;	3547	and return;
3469		3548
…		…
3491	}	3570	}
3492		3571
3493	sub emergency_save() {	3572	sub emergency_save() {
3494	my $freeze_guard = cf::freeze_mainloop;	3573	my $freeze_guard = cf::freeze_mainloop;
3495		3574
3496	warn "enter emergency perl save\n";	3575	warn "emergency_perl_save: enter\n";
3497		3576
3498	cf::sync_job {	3577	cf::sync_job {
		3578	# this is a trade-off: we want to be very quick here, so
		3579	# save all maps without fsync, and later call a global sync
		3580	# (which in turn might be very very slow)
		3581	local $USE_FSYNC = 0;
		3582
3499	# use a peculiar iteration method to avoid tripping on perl	3583	# use a peculiar iteration method to avoid tripping on perl
3500	# refcount bugs in for. also avoids problems with players	3584	# refcount bugs in for. also avoids problems with players
3501	# and maps saved/destroyed asynchronously.	3585	# and maps saved/destroyed asynchronously.
3502	warn "begin emergency player save\n";	3586	warn "emergency_perl_save: begin player save\n";
3503	for my $login (keys %cf::PLAYER) {	3587	for my $login (keys %cf::PLAYER) {
3504	my $pl = $cf::PLAYER{$login} or next;	3588	my $pl = $cf::PLAYER{$login} or next;
3505	$pl->valid or next;	3589	$pl->valid or next;
3506	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3590	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3507	$pl->save;	3591	$pl->save;
3508	}	3592	}
3509	warn "end emergency player save\n";	3593	warn "emergency_perl_save: end player save\n";
3510		3594
3511	warn "begin emergency map save\n";	3595	warn "emergency_perl_save: begin map save\n";
3512	for my $path (keys %cf::MAP) {	3596	for my $path (keys %cf::MAP) {
3513	my $map = $cf::MAP{$path} or next;	3597	my $map = $cf::MAP{$path} or next;
3514	$map->valid or next;	3598	$map->valid or next;
3515	$map->save;	3599	$map->save;
3516	}	3600	}
3517	warn "end emergency map save\n";	3601	warn "emergency_perl_save: end map save\n";
3518		3602
3519	warn "begin emergency database checkpoint\n";	3603	warn "emergency_perl_save: begin database checkpoint\n";
3520	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
3521	warn "end emergency database checkpoint\n";	3605	warn "emergency_perl_save: end database checkpoint\n";
3522		3606
3523	warn "begin write uuid\n";	3607	warn "emergency_perl_save: begin write uuid\n";
3524	write_uuid_sync 1;	3608	write_uuid_sync 1;
3525	warn "end write uuid\n";	3609	warn "emergency_perl_save: end write uuid\n";
3526	};	3610	};
3527		3611
		3612	warn "emergency_perl_save: starting sync()\n";
		3613	IO::AIO::aio_sync sub {
		3614	warn "emergency_perl_save: finished sync()\n";
		3615	};
		3616
3528	warn "leave emergency perl save\n";	3617	warn "emergency_perl_save: leave\n";
3529	}	3618	}
3530		3619
3531	sub post_cleanup {	3620	sub post_cleanup {
3532	my ($make_core) = @_;	3621	my ($make_core) = @_;
3533		3622
3534	warn Carp::longmess "post_cleanup backtrace"	3623	warn Carp::longmess "post_cleanup backtrace"
3535	if $make_core;	3624	if $make_core;
		3625
		3626	my $fh = pidfile;
		3627	unlink $PIDFILE if <$fh> == $$;
		3628	}
		3629
		3630	# a safer delete_package, copied from Symbol
		3631	sub clear_package($) {
		3632	my $pkg = shift;
		3633
		3634	# expand to full symbol table name if needed
		3635	unless ($pkg =~ /^main::.*::$/) {
		3636	$pkg = "main$pkg" if $pkg =~ /^::/;
		3637	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3638	$pkg .= '::' unless $pkg =~ /::$/;
		3639	}
		3640
		3641	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3642	my $stem_symtab = *{$stem}{HASH};
		3643
		3644	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3645	or return;
		3646
		3647	# clear all symbols
		3648	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3649	for my $name (keys %$leaf_symtab) {
		3650	_gv_clear *{"$pkg$name"};
		3651	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3652	}
		3653	warn "cleared package $pkg\n";#d#
3536	}	3654	}
3537		3655
3538	sub do_reload_perl() {	3656	sub do_reload_perl() {
3539	# can/must only be called in main	3657	# can/must only be called in main
3540	if ($Coro::current != $Coro::main) {	3658	if ($Coro::current != $Coro::main) {
3541	warn "can only reload from main coroutine";	3659	warn "can only reload from main coroutine";
3542	return;	3660	return;
3543	}	3661	}
3544		3662
		3663	return if $RELOAD++;
		3664
		3665	my $t1 = EV::time;
		3666
		3667	while ($RELOAD) {
3545	warn "reloading...";	3668	warn "reloading...";
3546		3669
3547	warn "entering sync_job";	3670	warn "entering sync_job";
3548		3671
3549	cf::sync_job {	3672	cf::sync_job {
3550	cf::write_runtime_sync; # external watchdog should not bark	3673	cf::write_runtime_sync; # external watchdog should not bark
3551	cf::emergency_save;	3674	cf::emergency_save;
3552	cf::write_runtime_sync; # external watchdog should not bark	3675	cf::write_runtime_sync; # external watchdog should not bark
3553		3676
3554	warn "syncing database to disk";	3677	warn "syncing database to disk";
3555	BDB::db_env_txn_checkpoint $DB_ENV;	3678	BDB::db_env_txn_checkpoint $DB_ENV;
3556		3679
3557	# if anything goes wrong in here, we should simply crash as we already saved	3680	# if anything goes wrong in here, we should simply crash as we already saved
3558		3681
3559	warn "flushing outstanding aio requests";	3682	warn "flushing outstanding aio requests";
3560	for (;;) {
3561	BDB::flush;
3562	IO::AIO::flush;
3563	Coro::cede_notself;
3564	last unless IO::AIO::nreqs || BDB::nreqs;	3683	while (IO::AIO::nreqs || BDB::nreqs) {
3565	warn "iterate...";	3684	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3566	}
3567
3568	++$RELOAD;
3569
3570	warn "cancelling all extension coros";
3571	$_->cancel for values %EXT_CORO;
3572	%EXT_CORO = ();
3573
3574	warn "removing commands";
3575	%COMMAND = ();
3576
3577	warn "removing ext/exti commands";
3578	%EXTCMD = ();
3579	%EXTICMD = ();
3580
3581	warn "unloading/nuking all extensions";
3582	for my $pkg (@EXTS) {
3583	warn "... unloading $pkg";
3584
3585	if (my $cb = $pkg->can ("unload")) {
3586	eval {
3587	$cb->($pkg);
3588	1
3589	} or warn "$pkg unloaded, but with errors: $@";
3590	}	3685	}
3591		3686
3592	warn "... nuking $pkg";	3687	warn "cancelling all extension coros";
3593	Symbol::delete_package $pkg;	3688	$_->cancel for values %EXT_CORO;
3594	}	3689	%EXT_CORO = ();
3595		3690
3596	warn "unloading all perl modules loaded from $LIBDIR";	3691	warn "removing commands";
3597	while (my ($k, $v) = each %INC) {	3692	%COMMAND = ();
3598	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3599		3693
		3694	warn "removing ext/exti commands";
		3695	%EXTCMD = ();
		3696	%EXTICMD = ();
		3697
		3698	warn "unloading/nuking all extensions";
		3699	for my $pkg (@EXTS) {
3600	warn "... unloading $k";	3700	warn "... unloading $pkg";
3601	delete $INC{$k};
3602		3701
3603	$k =~ s/\.pm$//;
3604	$k =~ s/\//::/g;
3605
3606	if (my $cb = $k->can ("unload_module")) {	3702	if (my $cb = $pkg->can ("unload")) {
		3703	eval {
3607	$cb->();	3704	$cb->($pkg);
		3705	1
		3706	} or warn "$pkg unloaded, but with errors: $@";
		3707	}
		3708
		3709	warn "... clearing $pkg";
		3710	clear_package $pkg;
3608	}	3711	}
3609		3712
3610	Symbol::delete_package $k;	3713	warn "unloading all perl modules loaded from $LIBDIR";
		3714	while (my ($k, $v) = each %INC) {
		3715	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3716
		3717	warn "... unloading $k";
		3718	delete $INC{$k};
		3719
		3720	$k =~ s/\.pm$//;
		3721	$k =~ s/\//::/g;
		3722
		3723	if (my $cb = $k->can ("unload_module")) {
		3724	$cb->();
		3725	}
		3726
		3727	clear_package $k;
3611	}	3728	}
3612		3729
3613	warn "getting rid of safe::, as good as possible";	3730	warn "getting rid of safe::, as good as possible";
3614	Symbol::delete_package "safe::$_"	3731	clear_package "safe::$_"
3615	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3732	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3616		3733
3617	warn "unloading cf.pm \"a bit\"";	3734	warn "unloading cf.pm \"a bit\"";
3618	delete $INC{"cf.pm"};	3735	delete $INC{"cf.pm"};
3619	delete $INC{"cf/pod.pm"};	3736	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3620		3737
3621	# don't, removes xs symbols, too,	3738	# don't, removes xs symbols, too,
3622	# and global variables created in xs	3739	# and global variables created in xs
3623	#Symbol::delete_package __PACKAGE__;	3740	#clear_package __PACKAGE__;
3624		3741
3625	warn "unload completed, starting to reload now";	3742	warn "unload completed, starting to reload now";
3626		3743
3627	warn "reloading cf.pm";	3744	warn "reloading cf.pm";
3628	require cf;	3745	require cf;
3629	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3746	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3630		3747
3631	warn "loading config and database again";	3748	warn "loading config and database again";
3632	cf::reload_config;	3749	cf::reload_config;
3633		3750
3634	warn "loading extensions";	3751	warn "loading extensions";
3635	cf::load_extensions;	3752	cf::load_extensions;
3636		3753
		3754	if ($REATTACH_ON_RELOAD) {
3637	warn "reattaching attachments to objects/players";	3755	warn "reattaching attachments to objects/players";
3638	_global_reattach; # objects, sockets	3756	_global_reattach; # objects, sockets
3639	warn "reattaching attachments to maps";	3757	warn "reattaching attachments to maps";
3640	reattach $_ for values %MAP;	3758	reattach $_ for values %MAP;
3641	warn "reattaching attachments to players";	3759	warn "reattaching attachments to players";
3642	reattach $_ for values %PLAYER;	3760	reattach $_ for values %PLAYER;
		3761	}
3643		3762
		3763	warn "running post_init jobs";
		3764	(pop @POST_INIT)->(1) while @POST_INIT;
		3765
3644	warn "leaving sync_job";	3766	warn "leaving sync_job";
3645		3767
3646	1	3768	1
3647	} or do {	3769	} or do {
3648	warn $@;	3770	warn $@;
3649	cf::cleanup "error while reloading, exiting.";	3771	cf::cleanup "error while reloading, exiting.";
3650	};	3772	};
3651		3773
3652	warn "reloaded";	3774	warn "reloaded";
		3775	--$RELOAD;
		3776	}
		3777
		3778	$t1 = EV::time - $t1;
		3779	warn "reload completed in ${t1}s\n";
3653	};	3780	};
3654		3781
3655	our $RELOAD_WATCHER; # used only during reload	3782	our $RELOAD_WATCHER; # used only during reload
3656		3783
3657	sub reload_perl() {	3784	sub reload_perl() {
3658	# doing reload synchronously and two reloads happen back-to-back,	3785	# doing reload synchronously and two reloads happen back-to-back,
3659	# coro crashes during coro_state_free->destroy here.	3786	# coro crashes during coro_state_free->destroy here.
3660		3787
		3788	$RELOAD_WATCHER ||= cf::async {
		3789	Coro::AIO::aio_wait cache_extensions;
		3790
3661	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3791	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3662	do_reload_perl;	3792	do_reload_perl;
3663	undef $RELOAD_WATCHER;	3793	undef $RELOAD_WATCHER;
		3794	};
3664	};	3795	};
3665	}	3796	}
3666		3797
3667	register_command "reload" => sub {	3798	register_command "reload" => sub {
3668	my ($who, $arg) = @_;	3799	my ($who, $arg) = @_;
…		…
3682		3813
3683	our @WAIT_FOR_TICK;	3814	our @WAIT_FOR_TICK;
3684	our @WAIT_FOR_TICK_BEGIN;	3815	our @WAIT_FOR_TICK_BEGIN;
3685		3816
3686	sub wait_for_tick {	3817	sub wait_for_tick {
3687	return if tick_inhibit;
3688	return if $Coro::current == $Coro::main;	3818	return if tick_inhibit || $Coro::current == $Coro::main;
3689		3819
3690	my $signal = new Coro::Signal;	3820	my $signal = new Coro::Signal;
3691	push @WAIT_FOR_TICK, $signal;	3821	push @WAIT_FOR_TICK, $signal;
3692	$signal->wait;	3822	$signal->wait;
3693	}	3823	}
3694		3824
3695	sub wait_for_tick_begin {	3825	sub wait_for_tick_begin {
3696	return if tick_inhibit;
3697	return if $Coro::current == $Coro::main;	3826	return if tick_inhibit || $Coro::current == $Coro::main;
3698		3827
3699	my $signal = new Coro::Signal;	3828	my $signal = new Coro::Signal;
3700	push @WAIT_FOR_TICK_BEGIN, $signal;	3829	push @WAIT_FOR_TICK_BEGIN, $signal;
3701	$signal->wait;	3830	$signal->wait;
3702	}	3831	}
…		…
3741	{	3870	{
3742	# configure BDB	3871	# configure BDB
3743		3872
3744	BDB::min_parallel 8;	3873	BDB::min_parallel 8;
3745	BDB::max_poll_reqs $TICK * 0.1;	3874	BDB::max_poll_reqs $TICK * 0.1;
3746	$Coro::BDB::WATCHER->priority (1);	3875	$AnyEvent::BDB::WATCHER->priority (1);
3747		3876
3748	unless ($DB_ENV) {	3877	unless ($DB_ENV) {
3749	$DB_ENV = BDB::db_env_create;	3878	$DB_ENV = BDB::db_env_create;
3750	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3879	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3751	| BDB::LOG_AUTOREMOVE, 1);	3880	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3881	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3752	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3882	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3753	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3883	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3754		3884
3755	cf::sync_job {	3885	cf::sync_job {
3756	eval {	3886	eval {
…		…
3782	{	3912	{
3783	# configure IO::AIO	3913	# configure IO::AIO
3784		3914
3785	IO::AIO::min_parallel 8;	3915	IO::AIO::min_parallel 8;
3786	IO::AIO::max_poll_time $TICK * 0.1;	3916	IO::AIO::max_poll_time $TICK * 0.1;
3787	$Coro::AIO::WATCHER->priority (1);	3917	undef $AnyEvent::AIO::WATCHER;
3788	}	3918	}
3789		3919
3790	my $_log_backtrace;	3920	my $_log_backtrace;
3791		3921
3792	sub _log_backtrace {	3922	sub _log_backtrace {
…		…
3795	$msg =~ s/\n//;	3925	$msg =~ s/\n//;
3796		3926
3797	# limit the # of concurrent backtraces	3927	# limit the # of concurrent backtraces
3798	if ($_log_backtrace < 2) {	3928	if ($_log_backtrace < 2) {
3799	++$_log_backtrace;	3929	++$_log_backtrace;
		3930	my $perl_bt = Carp::longmess $msg;
3800	async {	3931	async {
3801	$Coro::current->{desc} = "abt $msg";	3932	$Coro::current->{desc} = "abt $msg";
3802		3933
3803	my @bt = fork_call {	3934	my @bt = fork_call {
3804	@addr = map { sprintf "%x", $_ } @addr;	3935	@addr = map { sprintf "%x", $_ } @addr;
…		…
3815	}	3946	}
3816		3947
3817	@funcs	3948	@funcs
3818	};	3949	};
3819		3950
3820	LOG llevInfo, "[ABT] $msg\n";	3951	LOG llevInfo, "[ABT] $perl_bt\n";
		3952	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3821	LOG llevInfo, "[ABT] $_\n" for @bt;	3953	LOG llevInfo, "[ABT] $_\n" for @bt;
3822	--$_log_backtrace;	3954	--$_log_backtrace;
3823	};	3955	};
3824	} else {	3956	} else {
3825	LOG llevInfo, "[ABT] $msg\n";	3957	LOG llevInfo, "[ABT] $msg\n";
3826	LOG llevInfo, "[ABT] [suppressed]\n";	3958	LOG llevInfo, "[ABT] [suppressed]\n";
3827	}	3959	}
3828	}	3960	}
3829		3961
3830	# load additional modules	3962	# load additional modules
3831	use cf::pod;	3963	require "cf/$_.pm" for @EXTRA_MODULES;
3832		3964
3833	END { cf::emergency_save }	3965	END { cf::emergency_save }
3834		3966
3835	1	3967	1
3836		3968

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