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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.420 by root, Tue Apr 15 14:21:04 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, $cb
371		378
372	Like EV::periodic, but randomly selects a starting point so that the actions	379	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
427	}	434	}
428	}	435	}
429	};	436	};
430		437
431	sub get_slot($;$$) {	438	sub get_slot($;$$) {
432	return if tick_inhibit;	439	return if tick_inhibit || $Coro::current == $Coro::main;
433		440
434	my ($time, $pri, $name) = @_;	441	my ($time, $pri, $name) = @_;
435		442
436	$time = $TICK * .6 if $time > $TICK * .6;	443	$time = $TICK * .6 if $time > $TICK * .6;
437	my $sig = new Coro::Signal;	444	my $sig = new Coro::Signal;
…		…
724		731
725	#############################################################################	732	#############################################################################
726		733
727	=head2 ATTACHABLE OBJECTS	734	=head2 ATTACHABLE OBJECTS
728		735
729	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
730	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")
731	to it. All such attachable objects support the following methods.	738	to it. All such attachable objects support the following methods.
732		739
733	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>
734	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
…		…
784	=item cf::CLASS::attachment $name, ...	791	=item cf::CLASS::attachment $name, ...
785		792
786	Register an attachment by C<$name> through which attachable objects of the	793	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	794	given CLASS can refer to this attachment.
788		795
789	Some classes such as crossfire maps and objects can specify attachments	796	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	797	that are attached at load/instantiate time, thus the need for a name.
791		798
792	These calls expect any number of the following handler/hook descriptions:	799	These calls expect any number of the following handler/hook descriptions:
793		800
794	=over 4	801	=over 4
…		…
1085		1092
1086	sub reattach {	1093	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1094	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1095	my ($obj) = @_;
1089		1096
		1097	# no longer needed after getting rid of delete_package?
1090	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
1091		1099
1092	my $registry = $obj->registry;	1100	my $registry = $obj->registry;
1093		1101
1094	@$registry = ();	1102	@$registry = ();
1095		1103
…		…
1141	utf8::decode (my $decname = $filename);	1149	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1150	warn sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1151	$decname, length $$rdata, scalar @$objs;
1144		1152
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1153	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	chmod SAVE_MODE, $fh;	1154	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1155	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1156	aio_fsync $fh if $cf::USE_FSYNC;
1149	close $fh;	1157	aio_close $fh;
1150		1158
1151	if (@$objs) {	1159	if (@$objs) {
1152	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) {
1153	chmod SAVE_MODE, $fh;	1161	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1162	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1163	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1164	aio_fsync $fh if $cf::USE_FSYNC;
1157	close $fh;	1165	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1166	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1167	}
1160	} else {	1168	} else {
1161	aio_unlink "$filename.pst";	1169	aio_unlink "$filename.pst";
1162	}	1170	}
1163		1171
1164	aio_rename "$filename~", $filename;	1172	aio_rename "$filename~", $filename;
		1173
		1174	$filename =~ s%/[^/]+$%%;
		1175	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1176	} else {
1166	warn "FATAL: $filename~: $!\n";	1177	warn "unable to save objects: $filename~: $!\n";
1167	}	1178	}
1168	} else {	1179	} else {
1169	aio_unlink $filename;	1180	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1171	}	1182	}
…		…
1262	my ($name, $cb) = @_;	1273	my ($name, $cb) = @_;
1263		1274
1264	$EXTICMD{$name} = $cb;	1275	$EXTICMD{$name} = $cb;
1265	}	1276	}
1266		1277
		1278	use File::Glob ();
		1279
1267	cf::player->attach (	1280	cf::player->attach (
1268	on_command => sub {	1281	on_command => sub {
1269	my ($pl, $name, $params) = @_;	1282	my ($pl, $name, $params) = @_;
1270		1283
1271	my $cb = $COMMAND{$name}	1284	my $cb = $COMMAND{$name}
…		…
1303		1316
1304	cf::override;	1317	cf::override;
1305	},	1318	},
1306	);	1319	);
1307		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
1308	sub load_extensions {	1334	sub load_extensions {
1309	cf::sync_job {	1335	cf::sync_job {
1310	my %todo;	1336	my %todo;
1311		1337
1312	for my $path (<$LIBDIR/*.ext>) {	1338	for my $path (<$LIBDIR/*.ext>) {
…		…
1331		1357
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1358	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1359	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1360
1335	$ext{source} =	1361	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1362	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337	. "#line 1 \"$path\"\n{\n"	1363	. "#line 1 \"$path\"\n{\n"
1338	. $source	1364	. $source
1339	. "\n};\n1";	1365	. "\n};\n1";
1340		1366
1341	$todo{$base} = \%ext;	1367	$todo{$base} = \%ext;
…		…
1381		1407
1382	=back	1408	=back
1383		1409
1384	=head2 CORE EXTENSIONS	1410	=head2 CORE EXTENSIONS
1385		1411
1386	Functions and methods that extend core crossfire objects.	1412	Functions and methods that extend core deliantra objects.
1387		1413
1388	=cut	1414	=cut
1389		1415
1390	package cf::player;	1416	package cf::player;
1391		1417
…		…
1434		1460
1435	sub exists($) {	1461	sub exists($) {
1436	my ($login) = @_;	1462	my ($login) = @_;
1437		1463
1438	$cf::PLAYER{$login}	1464	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1465	or !aio_stat path $login
1440	}	1466	}
1441		1467
1442	sub find($) {	1468	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1469	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1470	my $login = $_[0];
…		…
1456	my $f = new_from_file cf::object::thawer path $login	1482	my $f = new_from_file cf::object::thawer path $login
1457	or return;	1483	or return;
1458		1484
1459	my $pl = cf::player::load_pl $f	1485	my $pl = cf::player::load_pl $f
1460	or return;	1486	or return;
		1487
1461	local $cf::PLAYER_LOADING{$login} = $pl;	1488	local $cf::PLAYER_LOADING{$login} = $pl;
1462	$f->resolve_delayed_derefs;	1489	$f->resolve_delayed_derefs;
1463	$cf::PLAYER{$login} = $pl	1490	$cf::PLAYER{$login} = $pl
1464	}	1491	}
1465	}	1492	}
…		…
1518	my ($pl) = @_;	1545	my ($pl) = @_;
1519		1546
1520	my $name = $pl->ob->name;	1547	my $name = $pl->ob->name;
1521		1548
1522	$pl->{deny_save} = 1;	1549	$pl->{deny_save} = 1;
1523	$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
1524		1551
1525	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1552	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1526	$pl->deactivate;	1553	$pl->deactivate;
		1554	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1555	$pl->ob->check_score;
1527	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1556	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1528	$pl->ns->destroy if $pl->ns;	1557	$pl->ns->destroy if $pl->ns;
1529		1558
1530	my $path = playerdir $pl;	1559	my $path = playerdir $pl;
1531	my $temp = "$path~$cf::RUNTIME~deleting~";	1560	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1570		1599
1571	for my $login (@$dirs) {	1600	for my $login (@$dirs) {
1572	my $path = path $login;	1601	my $path = path $login;
1573		1602
1574	# a .pst is a dead give-away for a valid player	1603	# a .pst is a dead give-away for a valid player
1575	unless (-e "$path.pst") {	1604	# if no pst file found, open and chekc for blocked users
		1605	if (aio_stat "$path.pst") {
1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1606	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1577	aio_read $fh, 0, 512, my $buf, 0 or next;	1607	aio_read $fh, 0, 512, my $buf, 0 or next;
1578	$buf !~ /^password -------------$/m or next; # official not-valid tag	1608	$buf !~ /^password -------------$/m or next; # official not-valid tag
1579	}	1609	}
1580		1610
…		…
1611	}	1641	}
1612		1642
1613	\@paths	1643	\@paths
1614	}	1644	}
1615		1645
1616	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1646	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1617		1647
1618	Expand crossfire pod fragments into protocol xml.	1648	Expand deliantra pod fragments into protocol xml.
1619
1620	=cut
1621
1622	use re 'eval';
1623
1624	my $group;
1625	my $interior; $interior = qr{
1626	# match a pod interior sequence sans C<< >>
1627	(?:
1628	\ (.*?)\ (?{ $group = $^N })
1629	| < (??{$interior}) >
1630	)
1631	}x;
1632
1633	sub expand_cfpod {
1634	my ($self, $pod) = @_;
1635
1636	my $xml;
1637
1638	while () {
1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1640	$group = $1;
1641
1642	$group =~ s/&/&amp;/g;
1643	$group =~ s/</&lt;/g;
1644
1645	$xml .= $group;
1646	} elsif ($pod =~ m%\G
1647	([BCGHITU])
1648	<
1649	(?:
1650	([^<>]*) (?{ $group = $^N })
1651	| < $interior >
1652	)
1653	>
1654	%gcsx
1655	) {
1656	my ($code, $data) = ($1, $group);
1657
1658	if ($code eq "B") {
1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1660	} elsif ($code eq "I") {
1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1662	} elsif ($code eq "U") {
1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1664	} elsif ($code eq "C") {
1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1666	} elsif ($code eq "T") {
1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1668	} elsif ($code eq "G") {
1669	my ($male, $female) = split /\|/, $data;
1670	$data = $self->gender ? $female : $male;
1671	$xml .= expand_cfpod ($self, $data);
1672	} elsif ($code eq "H") {
1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1675	"")
1676	[$self->{hintmode}];
1677	} else {
1678	$xml .= "error processing '$code($data)' directive";
1679	}
1680	} else {
1681	if ($pod =~ /\G(.+)/) {
1682	warn "parse error while expanding $pod (at $1)";
1683	}
1684	last;
1685	}
1686	}
1687
1688	for ($xml) {
1689	# create single paragraphs (very hackish)
1690	s/(?<=\S)\n(?=\w)/ /g;
1691
1692	# compress some whitespace
1693	s/\s+\n/\n/g; # ws line-ends
1694	s/\n\n+/\n/g; # double lines
1695	s/^\n+//; # beginning lines
1696	s/\n+$//; # ending lines
1697	}
1698
1699	$xml
1700	}
1701
1702	no re 'eval';
1703
1704	sub hintmode {
1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1706	$_[0]{hintmode}
1707	}
1708		1649
1709	=item $player->ext_reply ($msgid, @msg)	1650	=item $player->ext_reply ($msgid, @msg)
1710		1651
1711	Sends an ext reply to the player.	1652	Sends an ext reply to the player.
1712		1653
…		…
1925		1866
1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1927	"$UNIQUEDIR/$path"	1868	"$UNIQUEDIR/$path"
1928	}	1869	}
1929		1870
1930	# and all this just because we cannot iterate over
1931	# all maps in C++...
1932	sub change_all_map_light {
1933	my ($change) = @_;
1934
1935	$_->change_map_light ($change)
1936	for grep $_->outdoor, values %cf::MAP;
1937	}
1938
1939	sub decay_objects {	1871	sub decay_objects {
1940	my ($self) = @_;	1872	my ($self) = @_;
1941		1873
1942	return if $self->{deny_reset};	1874	return if $self->{deny_reset};
1943		1875
…		…
2025	sub find {	1957	sub find {
2026	my ($path, $origin) = @_;	1958	my ($path, $origin) = @_;
2027		1959
2028	$path = normalise $path, $origin && $origin->path;	1960	$path = normalise $path, $origin && $origin->path;
2029		1961
2030	cf::lock_wait "map_data:$path";#d#remove	1962	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2031	cf::lock_wait "map_find:$path";	1963	my $guard2 = cf::lock_acquire "map_find:$path";
2032		1964
2033	$cf::MAP{$path} || do {	1965	$cf::MAP{$path} || do {
2034	my $guard1 = cf::lock_acquire "map_find:$path";
2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2036
2037	my $map = new_from_path cf::map $path	1966	my $map = new_from_path cf::map $path
2038	or return;	1967	or return;
2039		1968
2040	$map->{last_save} = $cf::RUNTIME;	1969	$map->{last_save} = $cf::RUNTIME;
2041		1970
…		…
2043	or return;	1972	or return;
2044		1973
2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1974	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2046	# doing this can freeze the server in a sync job, obviously	1975	# doing this can freeze the server in a sync job, obviously
2047	#$cf::WAIT_FOR_TICK->wait;	1976	#$cf::WAIT_FOR_TICK->wait;
		1977	undef $guard2;
2048	undef $guard1;	1978	undef $guard1;
2049	undef $guard2;
2050	$map->reset;	1979	$map->reset;
2051	return find $path;	1980	return find $path;
2052	}	1981	}
2053		1982
2054	$cf::MAP{$path} = $map	1983	$cf::MAP{$path} = $map
…		…
2081	my $f = new_from_file cf::object::thawer $self->{load_path};	2010	my $f = new_from_file cf::object::thawer $self->{load_path};
2082	$f->skip_block;	2011	$f->skip_block;
2083	$self->_load_objects ($f)	2012	$self->_load_objects ($f)
2084	or return;	2013	or return;
2085		2014
2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2015	$self->post_load_original
2087	if delete $self->{load_original};	2016	if delete $self->{load_original};
2088		2017
2089	if (my $uniq = $self->uniq_path) {	2018	if (my $uniq = $self->uniq_path) {
2090	utf8::encode $uniq;	2019	utf8::encode $uniq;
2091	unless (aio_stat $uniq) {	2020	unless (aio_stat $uniq) {
…		…
2108		2037
2109	unless ($self->{deny_activate}) {	2038	unless ($self->{deny_activate}) {
2110	$self->decay_objects;	2039	$self->decay_objects;
2111	$self->fix_auto_apply;	2040	$self->fix_auto_apply;
2112	$self->update_buttons;	2041	$self->update_buttons;
2113	cf::cede_to_tick;
2114	$self->set_darkness_map;
2115	cf::cede_to_tick;	2042	cf::cede_to_tick;
2116	$self->activate;	2043	$self->activate;
2117	}	2044	}
2118		2045
2119	$self->{last_save} = $cf::RUNTIME;	2046	$self->{last_save} = $cf::RUNTIME;
…		…
2457	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
2458	dialogue with the given NPC character.	2385	dialogue with the given NPC character.
2459		2386
2460	=cut	2387	=cut
2461		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
2462	# rough implementation of a future "reply" method that works	2403	# rough implementation of a future "reply" method that works
2463	# with dialog boxes.	2404	# with dialog boxes.
2464	#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
2465	sub cf::object::player::reply($$$;$) {	2406	sub cf::object::player::reply($$$;$) {
2466	my ($self, $npc, $msg, $flags) = @_;	2407	my ($self, $npc, $msg, $flags) = @_;
…		…
2477	my $dialog = $pl->{npc_dialog};	2418	my $dialog = $pl->{npc_dialog};
2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2479		2420
2480	} else {	2421	} else {
2481	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2482	$self->message ($msg, $flags);	2423	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2483	}	2424	}
2484	}	2425	}
2485	}	2426	}
2486		2427
2487	=item $object->send_msg ($channel, $msg, $color, [extra...])	2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2512		2453
2513	=item $player_object->enter_link	2454	=item $player_object->enter_link
2514		2455
2515	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}>).
2516		2457
2517	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.
2518	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.
2519		2462
2520	Will never block.	2463	Will never block.
2521		2464
2522	=item $player_object->leave_link ($map, $x, $y)	2465	=item $player_object->leave_link ($map, $x, $y)
2523		2466
…		…
2581		2524
2582	$map->load;	2525	$map->load;
2583	$map->load_neighbours;	2526	$map->load_neighbours;
2584		2527
2585	return unless $self->contr->active;	2528	return unless $self->contr->active;
		2529	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2586	$self->activate_recursive;	2530	$self->activate_recursive;
2587		2531
2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2532	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2589	$self->enter_map ($map, $x, $y);	2533	$self->enter_map ($map, $x, $y);
2590	}	2534	}
…		…
2594	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
2595	her, loading and preparing them map, calling the provided $check callback	2539	her, loading and preparing them map, calling the provided $check callback
2596	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
2597	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
2598	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 >>.
2599		2546
2600	=cut	2547	=cut
2601		2548
2602	our $GOTOGEN;	2549	our $GOTOGEN;
2603		2550
…		…
2682	}	2629	}
2683		2630
2684	sub prepare_random_map {	2631	sub prepare_random_map {
2685	my ($exit) = @_;	2632	my ($exit) = @_;
2686		2633
2687	my $guard = cf::lock_acquire "exit_prepare:$exit";
2688
2689	# all this does is basically replace the /! path by	2634	# all this does is basically replace the /! path by
2690	# a new random map path (?random/...) with a seed	2635	# a new random map path (?random/...) with a seed
2691	# that depends on the exit object	2636	# that depends on the exit object
2692		2637
2693	my $rmp = parse_random_map_params $exit->msg;	2638	my $rmp = parse_random_map_params $exit->msg;
…		…
2695	if ($exit->map) {	2640	if ($exit->map) {
2696	$rmp->{region} = $exit->region->name;	2641	$rmp->{region} = $exit->region->name;
2697	$rmp->{origin_map} = $exit->map->path;	2642	$rmp->{origin_map} = $exit->map->path;
2698	$rmp->{origin_x} = $exit->x;	2643	$rmp->{origin_x} = $exit->x;
2699	$rmp->{origin_y} = $exit->y;	2644	$rmp->{origin_y} = $exit->y;
		2645
		2646	$exit->map->touch;
2700	}	2647	}
2701		2648
2702	$rmp->{random_seed} ||= $exit->random_seed;	2649	$rmp->{random_seed} ||= $exit->random_seed;
2703		2650
2704	my $data = cf::encode_json $rmp;	2651	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2705	my $md5 = Digest::MD5::md5_hex $data;	2652	my $md5 = Digest::MD5::md5_hex $data;
2706	my $meta = "$RANDOMDIR/$md5.meta";	2653	my $meta = "$RANDOMDIR/$md5.meta";
2707		2654
2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2655	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2709	aio_write $fh, 0, (length $data), $data, 0;	2656	aio_write $fh, 0, (length $data), $data, 0;
2710	undef $fh;	2657	undef $fh;
2711	aio_rename "$meta~", $meta;	2658	aio_rename "$meta~", $meta;
2712		2659
		2660	my $slaying = "?random/$md5";
		2661
		2662	if ($exit->valid) {
2713	$exit->slaying ("?random/$md5");	2663	$exit->slaying ("?random/$md5");
2714	$exit->msg (undef);	2664	$exit->msg (undef);
		2665	}
2715	}	2666	}
2716	}	2667	}
2717		2668
2718	sub cf::object::player::enter_exit {	2669	sub cf::object::player::enter_exit {
2719	my ($self, $exit) = @_;	2670	my ($self, $exit) = @_;
2720		2671
2721	return unless $self->type == cf::PLAYER;	2672	return unless $self->type == cf::PLAYER;
2722		2673
2723	if ($exit->slaying eq "/!") {
2724	#TODO: this should de-fi-ni-te-ly not be a sync-job
2725	# the problem is that $exit might not survive long enough
2726	# so it needs to be done right now, right here
2727	cf::sync_job { prepare_random_map $exit };
2728	}
2729
2730	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2731	my $hp = $exit->stats->hp;
2732	my $sp = $exit->stats->sp;
2733
2734	$self->enter_link;	2674	$self->enter_link;
2735		2675
2736	# if exit is damned, update players death & WoR home-position
2737	$self->contr->savebed ($slaying, $hp, $sp)
2738	if $exit->flag (FLAG_DAMNED);
2739
2740	(async {	2676	(async {
2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2677	$Coro::current->{desc} = "enter_exit";
2742		2678
2743	$self->deactivate_recursive; # just to be sure
2744	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
2745	$self->goto ($slaying, $hp, $sp);	2694	$self->goto ($map, $x, $y);
2746		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
2747	1;	2700	1
2748	}) {	2701	}) {
2749	$self->message ("Something went wrong deep within the crossfire server. "	2702	$self->message ("Something went wrong deep within the deliantra server. "
2750	. "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. "
2751	. "Please report this to the dungeon master!",	2704	. "Please report this to the dungeon master!",
2752	cf::NDI_UNIQUE | cf::NDI_RED);	2705	cf::NDI_UNIQUE | cf::NDI_RED);
2753		2706
2754	warn "ERROR in enter_exit: $@";	2707	warn "ERROR in enter_exit: $@";
…		…
2820	id => "infobox",	2773	id => "infobox",
2821	title => "Body Parts",	2774	title => "Body Parts",
2822	reply => undef,	2775	reply => undef,
2823	tooltip => "Shows which body parts you posess and are available",	2776	tooltip => "Shows which body parts you posess and are available",
2824	},	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	},
2825	"c/uptime" => {	2814	"c/uptime" => {
2826	id => "infobox",	2815	id => "infobox",
2827	title => "Uptime",	2816	title => "Uptime",
2828	reply => undef,	2817	reply => undef,
2829	tooltip => "How long the server has been running since last restart",	2818	tooltip => "How long the server has been running since last restart",
…		…
2832	id => "infobox",	2821	id => "infobox",
2833	title => "Map Info",	2822	title => "Map Info",
2834	reply => undef,	2823	reply => undef,
2835	tooltip => "Information related to the maps",	2824	tooltip => "Information related to the maps",
2836	},	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" => $CHAT_CHANNEL,
2837	);	2840	);
2838		2841
2839	sub cf::client::send_msg {	2842	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	2843	my ($self, $channel, $msg, $color, @extra) = @_;
2841		2844
2842	$msg = $self->pl->expand_cfpod ($msg);	2845	$msg = $self->pl->expand_cfpod ($msg)
		2846	unless $color & cf::NDI_VERBATIM;
2843		2847
2844	$color &= cf::NDI_CLIENT_MASK; # just in case...	2848	$color &= cf::NDI_CLIENT_MASK; # just in case...
2845		2849
2846	# check predefined channels, for the benefit of C	2850	# check predefined channels, for the benefit of C
2847	if ($CHANNEL{$channel}) {	2851	if ($CHANNEL{$channel}) {
2848	$channel = $CHANNEL{$channel};	2852	$channel = $CHANNEL{$channel};
2849		2853
2850	$self->ext_msg (channel_info => $channel)	2854	$self->ext_msg (channel_info => $channel);
2851	if $self->can_msg;
2852
2853	$channel = $channel->{id};	2855	$channel = $channel->{id};
2854		2856
2855	} elsif (ref $channel) {	2857	} elsif (ref $channel) {
2856	# send meta info to client, if not yet sent	2858	# send meta info to client, if not yet sent
2857	unless (exists $self->{channel}{$channel->{id}}) {	2859	unless (exists $self->{channel}{$channel->{id}}) {
2858	$self->{channel}{$channel->{id}} = $channel;	2860	$self->{channel}{$channel->{id}} = $channel;
2859	$self->ext_msg (channel_info => $channel)	2861	$self->ext_msg (channel_info => $channel);
2860	if $self->can_msg;
2861	}	2862	}
2862		2863
2863	$channel = $channel->{id};	2864	$channel = $channel->{id};
2864	}	2865	}
2865		2866
2866	return unless @extra || length $msg;	2867	return unless @extra || length $msg;
2867		2868
2868	if ($self->can_msg) {
2869	# default colour, mask it out	2869	# default colour, mask it out
2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2871	if $color & cf::NDI_DEF;	2871	if $color & cf::NDI_DEF;
2872		2872
2873	$self->send_packet ("msg " . $self->{json_coder}->encode (	2873	my $pkt = "msg "
		2874	. $self->{json_coder}->encode (
2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2875	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2875	} else {	2876	);
2876	if ($color >= 0) {
2877	# replace some tags by gcfclient-compatible ones
2878	for ($msg) {
2879	1 while
2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2881	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2882	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2883	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2885	}
2886		2877
2887	$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};
2888		2881
2889	utf8::encode $msg;	2882	# split very large packets
2890		2883	if (8192 < length $pkt and $self->{can_lzf}) {
2891	if (0 && $msg =~ /\[/) {	2884	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2892	# COMMAND/INFO	2885	$pkt = "frag";
2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2894	} else {
2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2896	$self->send_packet ("drawinfo $color $msg")
2897	}
2898	}
2899	}	2886	}
		2887
		2888	$self->send_packet ($pkt);
2900	}	2889	}
2901		2890
2902	=item $client->ext_msg ($type, @msg)	2891	=item $client->ext_msg ($type, @msg)
2903		2892
2904	Sends an ext event to the client.	2893	Sends an ext event to the client.
…		…
3078		3067
3079	The following functions and methods are available within a safe environment:	3068	The following functions and methods are available within a safe environment:
3080		3069
3081	cf::object	3070	cf::object
3082	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
3083	insert remove name archname title slaying race decrease_ob_nr	3072	insert remove name archname title slaying race decrease split
		3073	value
3084		3074
3085	cf::object::player	3075	cf::object::player
3086	player	3076	player
3087		3077
3088	cf::player	3078	cf::player
…		…
3093		3083
3094	=cut	3084	=cut
3095		3085
3096	for (	3086	for (
3097	["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
3098	insert remove inv name archname title slaying race	3088	insert remove inv nrof name archname title slaying race
3099	decrease_ob_nr destroy)],	3089	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3090	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful)],	3091	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3092	["cf::map" => qw(trigger)],
3103	) {	3093	) {
3104	no strict 'refs';	3094	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3095	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3096	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3123	my ($code, %vars) = @_;	3113	my ($code, %vars) = @_;
3124		3114
3125	my $qcode = $code;	3115	my $qcode = $code;
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3116	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3117	$qcode =~ s/\n/\\n/g;
		3118
		3119	%vars = (_dummy => 0) unless %vars;
3128		3120
3129	local $_;	3121	local $_;
3130	local @safe::cf::_safe_eval_args = values %vars;	3122	local @safe::cf::_safe_eval_args = values %vars;
3131		3123
3132	my $eval =	3124	my $eval =
…		…
3312	while (my ($k, $v) = each %$want) {	3304	while (my ($k, $v) = each %$want) {
3313	$ns->fx_want ($k, $v);	3305	$ns->fx_want ($k, $v);
3314	}	3306	}
3315	};	3307	};
3316		3308
		3309	sub load_resource_file($) {
		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	$status
		3317	}
		3318
3317	sub reload_regions {	3319	sub reload_regions {
3318	# HACK to clear player env face cache, we need some signal framework	3320	# HACK to clear player env face cache, we need some signal framework
3319	# for this (global event?)	3321	# for this (global event?)
3320	%ext::player_env::MUSIC_FACE_CACHE = ();	3322	%ext::player_env::MUSIC_FACE_CACHE = ();
3321		3323
…		…
3334	}	3336	}
3335		3337
3336	sub reload_archetypes {	3338	sub reload_archetypes {
3337	load_resource_file "$DATADIR/archetypes"	3339	load_resource_file "$DATADIR/archetypes"
3338	or die "unable to load archetypes\n";	3340	or die "unable to load archetypes\n";
3339	#d# NEED to laod twice to resolve forward references
3340	# this really needs to be done in an extra post-pass
3341	# (which needs to be synchronous, so solve it differently)
3342	load_resource_file "$DATADIR/archetypes"
3343	or die "unable to load archetypes\n";
3344	}	3341	}
3345		3342
3346	sub reload_treasures {	3343	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3344	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3345	or die "unable to load treasurelists\n";
3349	}	3346	}
3350		3347
3351	sub reload_resources {	3348	sub reload_resources {
3352	warn "reloading resource files...\n";	3349	warn "reloading resource files...\n";
3353		3350
		3351	reload_facedata;
		3352	reload_archetypes;
3354	reload_regions;	3353	reload_regions;
3355	reload_facedata;
3356	#reload_archetypes;#d#
3357	reload_archetypes;
3358	reload_treasures;	3354	reload_treasures;
3359		3355
3360	warn "finished reloading resource files\n";	3356	warn "finished reloading resource files\n";
3361	}
3362
3363	sub init {
3364	reload_resources;
3365	}	3357	}
3366		3358
3367	sub reload_config {	3359	sub reload_config {
3368	open my $fh, "<:utf8", "$CONFDIR/config"	3360	open my $fh, "<:utf8", "$CONFDIR/config"
3369	or return;	3361	or return;
…		…
3383	};	3375	};
3384	warn $@ if $@;	3376	warn $@ if $@;
3385	}	3377	}
3386	}	3378	}
3387		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
3388	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
3389	# we must not ever block the main coroutine	3414	# we must not ever block the main coroutine
3390	local $Coro::idle = sub {	3415	local $Coro::idle = sub {
3391	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#
3392	(async {	3417	(async {
3393	$Coro::current->{desc} = "IDLE BUG HANDLER";	3418	$Coro::current->{desc} = "IDLE BUG HANDLER";
3394	EV::loop EV::LOOP_ONESHOT;	3419	EV::loop EV::LOOP_ONESHOT;
3395	})->prio (Coro::PRIO_MAX);	3420	})->prio (Coro::PRIO_MAX);
3396	};	3421	};
3397		3422
3398	reload_config;
3399	db_init;
3400	load_extensions;
3401
3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3403	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
3404	EV::loop;	3451	EV::loop;
3405	}	3452	}
3406		3453
3407	#############################################################################	3454	#############################################################################
3408	# initialisation and cleanup	3455	# initialisation and cleanup
…		…
3416	};	3463	};
3417	}	3464	}
3418	}	3465	}
3419		3466
3420	sub write_runtime_sync {	3467	sub write_runtime_sync {
3421	my $runtime = "$LOCALDIR/runtime";
3422
3423	# first touch the runtime file to show we are still running:	3468	# first touch the runtime file to show we are still running:
3424	# the fsync below can take a very very long time.	3469	# the fsync below can take a very very long time.
3425		3470
3426	IO::AIO::aio_utime $runtime, undef, undef;	3471	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3427		3472
3428	my $guard = cf::lock_acquire "write_runtime";	3473	my $guard = cf::lock_acquire "write_runtime";
3429		3474
3430	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3475	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3431	or return;	3476	or return;
3432		3477
3433	my $value = $cf::RUNTIME + 90 + 10;	3478	my $value = $cf::RUNTIME + 90 + 10;
3434	# 10 is the runtime save interval, for a monotonic clock	3479	# 10 is the runtime save interval, for a monotonic clock
3435	# 60 allows for the watchdog to kill the server.	3480	# 60 allows for the watchdog to kill the server.
…		…
3445	aio_utime $fh, undef, undef;	3490	aio_utime $fh, undef, undef;
3446		3491
3447	close $fh	3492	close $fh
3448	or return;	3493	or return;
3449		3494
3450	aio_rename "$runtime~", $runtime	3495	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3451	and return;	3496	and return;
3452		3497
3453	warn "runtime file written.\n";	3498	warn "runtime file written.\n";
3454		3499
3455	1	3500	1
…		…
3467	my $uuid = "$LOCALDIR/uuid";	3512	my $uuid = "$LOCALDIR/uuid";
3468		3513
3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3514	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3470	or return;	3515	or return;
3471		3516
3472	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	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;
3473	$uuid_skip = 0;	3525	$uuid_skip = 0;
3474		3526
3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3527	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3476	and return;	3528	and return;
3477		3529
…		…
3499	}	3551	}
3500		3552
3501	sub emergency_save() {	3553	sub emergency_save() {
3502	my $freeze_guard = cf::freeze_mainloop;	3554	my $freeze_guard = cf::freeze_mainloop;
3503		3555
3504	warn "enter emergency perl save\n";	3556	warn "emergency_perl_save: enter\n";
3505		3557
3506	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
3507	# use a peculiar iteration method to avoid tripping on perl	3564	# use a peculiar iteration method to avoid tripping on perl
3508	# refcount bugs in for. also avoids problems with players	3565	# refcount bugs in for. also avoids problems with players
3509	# and maps saved/destroyed asynchronously.	3566	# and maps saved/destroyed asynchronously.
3510	warn "begin emergency player save\n";	3567	warn "emergency_perl_save: begin player save\n";
3511	for my $login (keys %cf::PLAYER) {	3568	for my $login (keys %cf::PLAYER) {
3512	my $pl = $cf::PLAYER{$login} or next;	3569	my $pl = $cf::PLAYER{$login} or next;
3513	$pl->valid or next;	3570	$pl->valid or next;
3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3571	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3515	$pl->save;	3572	$pl->save;
3516	}	3573	}
3517	warn "end emergency player save\n";	3574	warn "emergency_perl_save: end player save\n";
3518		3575
3519	warn "begin emergency map save\n";	3576	warn "emergency_perl_save: begin map save\n";
3520	for my $path (keys %cf::MAP) {	3577	for my $path (keys %cf::MAP) {
3521	my $map = $cf::MAP{$path} or next;	3578	my $map = $cf::MAP{$path} or next;
3522	$map->valid or next;	3579	$map->valid or next;
3523	$map->save;	3580	$map->save;
3524	}	3581	}
3525	warn "end emergency map save\n";	3582	warn "emergency_perl_save: end map save\n";
3526		3583
3527	warn "begin emergency database checkpoint\n";	3584	warn "emergency_perl_save: begin database checkpoint\n";
3528	BDB::db_env_txn_checkpoint $DB_ENV;	3585	BDB::db_env_txn_checkpoint $DB_ENV;
3529	warn "end emergency database checkpoint\n";	3586	warn "emergency_perl_save: end database checkpoint\n";
3530		3587
3531	warn "begin write uuid\n";	3588	warn "emergency_perl_save: begin write uuid\n";
3532	write_uuid_sync 1;	3589	write_uuid_sync 1;
3533	warn "end write uuid\n";	3590	warn "emergency_perl_save: end write uuid\n";
3534	};	3591	};
3535		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
3536	warn "leave emergency perl save\n";	3598	warn "emergency_perl_save: leave\n";
3537	}	3599	}
3538		3600
3539	sub post_cleanup {	3601	sub post_cleanup {
3540	my ($make_core) = @_;	3602	my ($make_core) = @_;
3541		3603
3542	warn Carp::longmess "post_cleanup backtrace"	3604	warn Carp::longmess "post_cleanup backtrace"
3543	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 $pkg\n";#d#
3544	}	3635	}
3545		3636
3546	sub do_reload_perl() {	3637	sub do_reload_perl() {
3547	# can/must only be called in main	3638	# can/must only be called in main
3548	if ($Coro::current != $Coro::main) {	3639	if ($Coro::current != $Coro::main) {
3549	warn "can only reload from main coroutine";	3640	warn "can only reload from main coroutine";
3550	return;	3641	return;
3551	}	3642	}
3552		3643
		3644	return if $RELOAD++;
		3645
		3646	my $t1 = EV::time;
		3647
		3648	while ($RELOAD) {
3553	warn "reloading...";	3649	warn "reloading...";
3554		3650
3555	warn "entering sync_job";	3651	warn "entering sync_job";
3556		3652
3557	cf::sync_job {	3653	cf::sync_job {
3558	cf::write_runtime_sync; # external watchdog should not bark	3654	cf::write_runtime_sync; # external watchdog should not bark
3559	cf::emergency_save;	3655	cf::emergency_save;
3560	cf::write_runtime_sync; # external watchdog should not bark	3656	cf::write_runtime_sync; # external watchdog should not bark
3561		3657
3562	warn "syncing database to disk";	3658	warn "syncing database to disk";
3563	BDB::db_env_txn_checkpoint $DB_ENV;	3659	BDB::db_env_txn_checkpoint $DB_ENV;
3564		3660
3565	# if anything goes wrong in here, we should simply crash as we already saved	3661	# if anything goes wrong in here, we should simply crash as we already saved
3566		3662
3567	warn "flushing outstanding aio requests";	3663	warn "flushing outstanding aio requests";
3568	for (;;) {
3569	BDB::flush;
3570	IO::AIO::flush;
3571	Coro::cede_notself;
3572	last unless IO::AIO::nreqs || BDB::nreqs;	3664	while (IO::AIO::nreqs || BDB::nreqs) {
3573	warn "iterate...";	3665	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3574	}
3575
3576	++$RELOAD;
3577
3578	warn "cancelling all extension coros";
3579	$_->cancel for values %EXT_CORO;
3580	%EXT_CORO = ();
3581
3582	warn "removing commands";
3583	%COMMAND = ();
3584
3585	warn "removing ext/exti commands";
3586	%EXTCMD = ();
3587	%EXTICMD = ();
3588
3589	warn "unloading/nuking all extensions";
3590	for my $pkg (@EXTS) {
3591	warn "... unloading $pkg";
3592
3593	if (my $cb = $pkg->can ("unload")) {
3594	eval {
3595	$cb->($pkg);
3596	1
3597	} or warn "$pkg unloaded, but with errors: $@";
3598	}	3666	}
3599		3667
3600	warn "... nuking $pkg";	3668	warn "cancelling all extension coros";
3601	Symbol::delete_package $pkg;	3669	$_->cancel for values %EXT_CORO;
3602	}	3670	%EXT_CORO = ();
3603		3671
3604	warn "unloading all perl modules loaded from $LIBDIR";	3672	warn "removing commands";
3605	while (my ($k, $v) = each %INC) {	3673	%COMMAND = ();
3606	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3607		3674
		3675	warn "removing ext/exti commands";
		3676	%EXTCMD = ();
		3677	%EXTICMD = ();
		3678
		3679	warn "unloading/nuking all extensions";
		3680	for my $pkg (@EXTS) {
3608	warn "... unloading $k";	3681	warn "... unloading $pkg";
3609	delete $INC{$k};
3610		3682
3611	$k =~ s/\.pm$//;
3612	$k =~ s/\//::/g;
3613
3614	if (my $cb = $k->can ("unload_module")) {	3683	if (my $cb = $pkg->can ("unload")) {
		3684	eval {
3615	$cb->();	3685	$cb->($pkg);
		3686	1
		3687	} or warn "$pkg unloaded, but with errors: $@";
		3688	}
		3689
		3690	warn "... clearing $pkg";
		3691	clear_package $pkg;
3616	}	3692	}
3617		3693
3618	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 $k;
3619	}	3709	}
3620		3710
3621	warn "getting rid of safe::, as good as possible";	3711	warn "getting rid of safe::, as good as possible";
3622	Symbol::delete_package "safe::$_"	3712	clear_package "safe::$_"
3623	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);
3624		3714
3625	warn "unloading cf.pm \"a bit\"";	3715	warn "unloading cf.pm \"a bit\"";
3626	delete $INC{"cf.pm"};	3716	delete $INC{"cf.pm"};
3627	delete $INC{"cf/pod.pm"};	3717	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3628		3718
3629	# don't, removes xs symbols, too,	3719	# don't, removes xs symbols, too,
3630	# and global variables created in xs	3720	# and global variables created in xs
3631	#Symbol::delete_package __PACKAGE__;	3721	#clear_package __PACKAGE__;
3632		3722
3633	warn "unload completed, starting to reload now";	3723	warn "unload completed, starting to reload now";
3634		3724
3635	warn "reloading cf.pm";	3725	warn "reloading cf.pm";
3636	require cf;	3726	require cf;
3637	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3727	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3638		3728
3639	warn "loading config and database again";	3729	warn "loading config and database again";
3640	cf::reload_config;	3730	cf::reload_config;
3641		3731
3642	warn "loading extensions";	3732	warn "loading extensions";
3643	cf::load_extensions;	3733	cf::load_extensions;
3644		3734
		3735	if ($REATTACH_ON_RELOAD) {
3645	warn "reattaching attachments to objects/players";	3736	warn "reattaching attachments to objects/players";
3646	_global_reattach; # objects, sockets	3737	_global_reattach; # objects, sockets
3647	warn "reattaching attachments to maps";	3738	warn "reattaching attachments to maps";
3648	reattach $_ for values %MAP;	3739	reattach $_ for values %MAP;
3649	warn "reattaching attachments to players";	3740	warn "reattaching attachments to players";
3650	reattach $_ for values %PLAYER;	3741	reattach $_ for values %PLAYER;
		3742	}
3651		3743
		3744	warn "running post_init jobs";
		3745	(pop @POST_INIT)->(1) while @POST_INIT;
		3746
3652	warn "leaving sync_job";	3747	warn "leaving sync_job";
3653		3748
3654	1	3749	1
3655	} or do {	3750	} or do {
3656	warn $@;	3751	warn $@;
3657	cf::cleanup "error while reloading, exiting.";	3752	cf::cleanup "error while reloading, exiting.";
3658	};	3753	};
3659		3754
3660	warn "reloaded";	3755	warn "reloaded";
		3756	--$RELOAD;
		3757	}
		3758
		3759	$t1 = EV::time - $t1;
		3760	warn "reload completed in ${t1}s\n";
3661	};	3761	};
3662		3762
3663	our $RELOAD_WATCHER; # used only during reload	3763	our $RELOAD_WATCHER; # used only during reload
3664		3764
3665	sub reload_perl() {	3765	sub reload_perl() {
3666	# doing reload synchronously and two reloads happen back-to-back,	3766	# doing reload synchronously and two reloads happen back-to-back,
3667	# coro crashes during coro_state_free->destroy here.	3767	# coro crashes during coro_state_free->destroy here.
3668		3768
		3769	$RELOAD_WATCHER ||= cf::async {
		3770	Coro::AIO::aio_wait cache_extensions;
		3771
3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3772	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3670	do_reload_perl;	3773	do_reload_perl;
3671	undef $RELOAD_WATCHER;	3774	undef $RELOAD_WATCHER;
		3775	};
3672	};	3776	};
3673	}	3777	}
3674		3778
3675	register_command "reload" => sub {	3779	register_command "reload" => sub {
3676	my ($who, $arg) = @_;	3780	my ($who, $arg) = @_;
…		…
3690		3794
3691	our @WAIT_FOR_TICK;	3795	our @WAIT_FOR_TICK;
3692	our @WAIT_FOR_TICK_BEGIN;	3796	our @WAIT_FOR_TICK_BEGIN;
3693		3797
3694	sub wait_for_tick {	3798	sub wait_for_tick {
3695	return if tick_inhibit;
3696	return if $Coro::current == $Coro::main;	3799	return if tick_inhibit || $Coro::current == $Coro::main;
3697		3800
3698	my $signal = new Coro::Signal;	3801	my $signal = new Coro::Signal;
3699	push @WAIT_FOR_TICK, $signal;	3802	push @WAIT_FOR_TICK, $signal;
3700	$signal->wait;	3803	$signal->wait;
3701	}	3804	}
3702		3805
3703	sub wait_for_tick_begin {	3806	sub wait_for_tick_begin {
3704	return if tick_inhibit;
3705	return if $Coro::current == $Coro::main;	3807	return if tick_inhibit || $Coro::current == $Coro::main;
3706		3808
3707	my $signal = new Coro::Signal;	3809	my $signal = new Coro::Signal;
3708	push @WAIT_FOR_TICK_BEGIN, $signal;	3810	push @WAIT_FOR_TICK_BEGIN, $signal;
3709	$signal->wait;	3811	$signal->wait;
3710	}	3812	}
…		…
3749	{	3851	{
3750	# configure BDB	3852	# configure BDB
3751		3853
3752	BDB::min_parallel 8;	3854	BDB::min_parallel 8;
3753	BDB::max_poll_reqs $TICK * 0.1;	3855	BDB::max_poll_reqs $TICK * 0.1;
3754	$Coro::BDB::WATCHER->priority (1);	3856	$AnyEvent::BDB::WATCHER->priority (1);
3755		3857
3756	unless ($DB_ENV) {	3858	unless ($DB_ENV) {
3757	$DB_ENV = BDB::db_env_create;	3859	$DB_ENV = BDB::db_env_create;
3758	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3860	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3759	| 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;
3760	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3863	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3761	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3864	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3762		3865
3763	cf::sync_job {	3866	cf::sync_job {
3764	eval {	3867	eval {
…		…
3790	{	3893	{
3791	# configure IO::AIO	3894	# configure IO::AIO
3792		3895
3793	IO::AIO::min_parallel 8;	3896	IO::AIO::min_parallel 8;
3794	IO::AIO::max_poll_time $TICK * 0.1;	3897	IO::AIO::max_poll_time $TICK * 0.1;
3795	$Coro::AIO::WATCHER->priority (1);	3898	undef $AnyEvent::AIO::WATCHER;
3796	}	3899	}
3797		3900
3798	my $_log_backtrace;	3901	my $_log_backtrace;
3799		3902
3800	sub _log_backtrace {	3903	sub _log_backtrace {
…		…
3803	$msg =~ s/\n//;	3906	$msg =~ s/\n//;
3804		3907
3805	# limit the # of concurrent backtraces	3908	# limit the # of concurrent backtraces
3806	if ($_log_backtrace < 2) {	3909	if ($_log_backtrace < 2) {
3807	++$_log_backtrace;	3910	++$_log_backtrace;
		3911	my $perl_bt = Carp::longmess $msg;
3808	async {	3912	async {
3809	$Coro::current->{desc} = "abt $msg";	3913	$Coro::current->{desc} = "abt $msg";
3810		3914
3811	my @bt = fork_call {	3915	my @bt = fork_call {
3812	@addr = map { sprintf "%x", $_ } @addr;	3916	@addr = map { sprintf "%x", $_ } @addr;
…		…
3823	}	3927	}
3824		3928
3825	@funcs	3929	@funcs
3826	};	3930	};
3827		3931
3828	LOG llevInfo, "[ABT] $msg\n";	3932	LOG llevInfo, "[ABT] $perl_bt\n";
		3933	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3829	LOG llevInfo, "[ABT] $_\n" for @bt;	3934	LOG llevInfo, "[ABT] $_\n" for @bt;
3830	--$_log_backtrace;	3935	--$_log_backtrace;
3831	};	3936	};
3832	} else {	3937	} else {
3833	LOG llevInfo, "[ABT] $msg\n";	3938	LOG llevInfo, "[ABT] $msg\n";
3834	LOG llevInfo, "[ABT] [suppressed]\n";	3939	LOG llevInfo, "[ABT] [suppressed]\n";
3835	}	3940	}
3836	}	3941	}
3837		3942
3838	# load additional modules	3943	# load additional modules
3839	use cf::pod;	3944	require "cf/$_.pm" for @EXTRA_MODULES;
3840		3945
3841	END { cf::emergency_save }	3946	END { cf::emergency_save }
3842		3947
3843	1	3948	1
3844		3949

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