[ViewVC] Diff of: cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.237 by root, Fri Apr 13 05:08:51 2007 UTC vs.
Revision 1.274 by root, Tue Jun 5 13:05:02 2007 UTC

…		…
3	use utf8;	3	use utf8;
4	use strict;	4	use strict;
5		5
6	use Symbol;	6	use Symbol;
7	use List::Util;	7	use List::Util;
		8	use Socket;
8	use Storable;	9	use Storable;
9	use Event;	10	use Event;
10	use Opcode;	11	use Opcode;
11	use Safe;	12	use Safe;
12	use Safe::Hole;	13	use Safe::Hole;
13		14
14	use Coro 3.52 ();	15	use Coro 3.61 ();
15	use Coro::State;	16	use Coro::State;
		17	use Coro::Handle;
16	use Coro::Event;	18	use Coro::Event;
17	use Coro::Timer;	19	use Coro::Timer;
18	use Coro::Signal;	20	use Coro::Signal;
19	use Coro::Semaphore;	21	use Coro::Semaphore;
20	use Coro::AIO;	22	use Coro::AIO;
…		…
52	our %EXT_CORO = (); # coroutines bound to extensions	54	our %EXT_CORO = (); # coroutines bound to extensions
53	our %EXT_MAP = (); # pluggable maps	55	our %EXT_MAP = (); # pluggable maps
54		56
55	our $RELOAD; # number of reloads so far	57	our $RELOAD; # number of reloads so far
56	our @EVENT;	58	our @EVENT;
57	our $LIBDIR = datadir . "/ext";
58		59
59	our $TICK = MAX_TIME * 1e-6;	60	our $CONFDIR = confdir;
		61	our $DATADIR = datadir;
		62	our $LIBDIR = "$DATADIR/ext";
		63	our $PODDIR = "$DATADIR/pod";
		64	our $MAPDIR = "$DATADIR/" . mapdir;
		65	our $LOCALDIR = localdir;
		66	our $TMPDIR = "$LOCALDIR/" . tmpdir;
		67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
		68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
		69	our $RANDOMDIR = "$LOCALDIR/random";
		70	our $BDBDIR = "$LOCALDIR/db";
		71
		72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
60	our $TICK_WATCHER;	73	our $TICK_WATCHER;
61	our $AIO_POLL_WATCHER;	74	our $AIO_POLL_WATCHER;
62	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
63	our $NEXT_TICK;	76	our $NEXT_TICK;
64	our $NOW;	77	our $NOW;
…		…
73	our $RUNTIME;	86	our $RUNTIME;
74		87
75	our %PLAYER; # all users	88	our %PLAYER; # all users
76	our %MAP; # all maps	89	our %MAP; # all maps
77	our $LINK_MAP; # the special {link} map, which is always available	90	our $LINK_MAP; # the special {link} map, which is always available
78	our $RANDOM_MAPS = cf::localdir . "/random";
79	our $BDB_ENV_DIR = cf::localdir . "/db";
80
81	our $WAIT_FOR_TICK; $WAIT_FOR_TICK \|\|= new Coro::Signal;
82	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE \|\|= new Coro::Signal;
83		91
84	# used to convert map paths into valid unix filenames by replacing / by ∕	92	# used to convert map paths into valid unix filenames by replacing / by ∕
85	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
86		94
		95	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
		96	our $LOADAVG; # same thing, but with alpha-smoothing
		97	our $tick_start; # for load detecting purposes
		98
87	binmode STDOUT;	99	binmode STDOUT;
88	binmode STDERR;	100	binmode STDERR;
89		101
90	# read virtual server time, if available	102	# read virtual server time, if available
91	unless ($RUNTIME \|\| !-e cf::localdir . "/runtime") {	103	unless ($RUNTIME \|\| !-e "$LOCALDIR/runtime") {
92	open my $fh, "<", cf::localdir . "/runtime"	104	open my $fh, "<", "$LOCALDIR/runtime"
93	or die "unable to read runtime file: $!";	105	or die "unable to read runtime file: $!";
94	$RUNTIME = <$fh> + 0.;	106	$RUNTIME = <$fh> + 0.;
95	}	107	}
96		108
97	mkdir cf::localdir;	109	mkdir $_
98	mkdir cf::localdir . "/" . cf::playerdir;	110	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
99	mkdir cf::localdir . "/" . cf::tmpdir;
100	mkdir cf::localdir . "/" . cf::uniquedir;
101	mkdir $RANDOM_MAPS;
102	mkdir $BDB_ENV_DIR;
103		111
104	our $EMERGENCY_POSITION;	112	our $EMERGENCY_POSITION;
105		113
106	sub cf::map::normalise;	114	sub cf::map::normalise;
107		115
…		…
118	=item $cf::RUNTIME	126	=item $cf::RUNTIME
119		127
120	The time this server has run, starts at 0 and is increased by $cf::TICK on	128	The time this server has run, starts at 0 and is increased by $cf::TICK on
121	every server tick.	129	every server tick.
122		130
123	=item $cf::LIBDIR	131	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
		132	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
		133	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
124		134
125	The perl library directory, where extensions and cf-specific modules can	135	Various directories - "/etc", read-only install directory, perl-library
126	be found. It will be added to C<@INC> automatically.	136	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
		137	unique-items directory, player file directory, random maps directory and
		138	database environment.
127		139
128	=item $cf::NOW	140	=item $cf::NOW
129		141
130	The time of the last (current) server tick.	142	The time of the last (current) server tick.
131		143
132	=item $cf::TICK	144	=item $cf::TICK
133		145
134	The interval between server ticks, in seconds.	146	The interval between server ticks, in seconds.
		147
		148	=item $cf::LOADAVG
		149
		150	The current CPU load on the server (alpha-smoothed), as a value between 0
		151	(none) and 1 (overloaded), indicating how much time is spent on processing
		152	objects per tick. Healthy values are < 0.5.
		153
		154	=item $cf::LOAD
		155
		156	The raw value load value from the last tick.
135		157
136	=item %cf::CFG	158	=item %cf::CFG
137		159
138	Configuration for the server, loaded from C</etc/crossfire/config>, or	160	Configuration for the server, loaded from C</etc/crossfire/config>, or
139	from wherever your confdir points to.	161	from wherever your confdir points to.
140		162
141	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE	163	=item cf::wait_for_tick, cf::wait_for_tick_begin
142		164
143	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)	165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
144	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick	166	returns directly I<after> the tick processing (and consequently, can only wake one process
145	processing has been done. Call C<< ->wait >> on them to maximise the	167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
146	window of cpu time available, or simply to synchronise to the server tick.
147		168
148	=back	169	=back
149		170
150	=cut	171	=cut
151		172
152	BEGIN {	173	BEGIN {
153	*CORE::GLOBAL::warn = sub {	174	*CORE::GLOBAL::warn = sub {
154	my $msg = join "", @_;	175	my $msg = join "", @_;
155	utf8::encode $msg;
156		176
157	$msg .= "\n"	177	$msg .= "\n"
158	unless $msg =~ /\n$/;	178	unless $msg =~ /\n$/;
159		179
		180	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
		181
		182	utf8::encode $msg;
160	LOG llevError, $msg;	183	LOG llevError, $msg;
161	};	184	};
162	}	185	}
163		186
164	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
165	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
166	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
167	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
168	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';	191	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';
		192	@safe::cf::arch::ISA = @cf::arch::ISA = 'cf::object';
169	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object';	193	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; # not really true (yet)
170		194
171	# we bless all objects into (empty) derived classes to force a method lookup	195	# we bless all objects into (empty) derived classes to force a method lookup
172	# within the Safe compartment.	196	# within the Safe compartment.
173	for my $pkg (qw(	197	for my $pkg (qw(
174	cf::global cf::attachable	198	cf::global cf::attachable
…		…
234	returned.	258	returned.
235		259
236	Lock names should begin with a unique identifier (for example, cf::map::find	260	Lock names should begin with a unique identifier (for example, cf::map::find
237	uses map_find and cf::map::load uses map_load).	261	uses map_find and cf::map::load uses map_load).
238		262
		263	=item $locked = cf::lock_active $string
		264
		265	Return true if the lock is currently active, i.e. somebody has locked it.
		266
239	=cut	267	=cut
240		268
241	our %LOCK;	269	our %LOCK;
242		270
243	sub lock_wait($) {	271	sub lock_wait($) {
…		…
260		288
261	Coro::guard {	289	Coro::guard {
262	# wake up all waiters, to be on the safe side	290	# wake up all waiters, to be on the safe side
263	$_->ready for @{ delete $LOCK{$key} };	291	$_->ready for @{ delete $LOCK{$key} };
264	}	292	}
		293	}
		294
		295	sub lock_active($) {
		296	my ($key) = @_;
		297
		298	! ! $LOCK{$key}
265	}	299	}
266		300
267	sub freeze_mainloop {	301	sub freeze_mainloop {
268	return unless $TICK_WATCHER->is_active;	302	return unless $TICK_WATCHER->is_active;
269		303
…		…
299		333
300	sub sync_job(&) {	334	sub sync_job(&) {
301	my ($job) = @_;	335	my ($job) = @_;
302		336
303	if ($Coro::current == $Coro::main) {	337	if ($Coro::current == $Coro::main) {
		338	my $time = Event::time;
		339
304	# this is the main coro, too bad, we have to block	340	# this is the main coro, too bad, we have to block
305	# till the operation succeeds, freezing the server :/	341	# till the operation succeeds, freezing the server :/
306		342
307	# TODO: use suspend/resume instead	343	# TODO: use suspend/resume instead
308	# (but this is cancel-safe)	344	# (but this is cancel-safe)
…		…
319		355
320	while ($busy) {	356	while ($busy) {
321	Coro::cede or Event::one_event;	357	Coro::cede or Event::one_event;
322	}	358	}
323		359
		360	$time = Event::time - $time;
		361
		362	LOG llevError \| logBacktrace, Carp::longmess "long sync job"
		363	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
		364
		365	$tick_start += $time; # do not account sync jobs to server load
		366
324	wantarray ? @res : $res[0]	367	wantarray ? @res : $res[0]
325	} else {	368	} else {
326	# we are in another coroutine, how wonderful, everything just works	369	# we are in another coroutine, how wonderful, everything just works
327		370
328	$job->()	371	$job->()
…		…
348		391
349	$coro	392	$coro
350	}	393	}
351		394
352	sub write_runtime {	395	sub write_runtime {
		396	my $runtime = "$LOCALDIR/runtime";
		397
		398	# first touch the runtime file to show we are still running:
		399	# the fsync below can take a very very long time.
		400
		401	IO::AIO::aio_utime $runtime, undef, undef;
		402
353	my $guard = cf::lock_acquire "write_runtime";	403	my $guard = cf::lock_acquire "write_runtime";
354
355	my $runtime = cf::localdir . "/runtime";
356		404
357	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644	405	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644
358	or return;	406	or return;
359		407
360	my $value = $cf::RUNTIME + 90 + 10;	408	my $value = $cf::RUNTIME + 90 + 10;
…		…
366		414
367	# always fsync - this file is important	415	# always fsync - this file is important
368	aio_fsync $fh	416	aio_fsync $fh
369	and return;	417	and return;
370		418
		419	# touch it again to show we are up-to-date
		420	aio_utime $fh, undef, undef;
		421
371	close $fh	422	close $fh
372	or return;	423	or return;
373		424
374	aio_rename "$runtime~", $runtime	425	aio_rename "$runtime~", $runtime
375	and return;	426	and return;
		427
		428	warn "runtime file written.\n";
376		429
377	1	430	1
378	}	431	}
379		432
380	=item cf::datalog type => key => value, ...	433	=item cf::datalog type => key => value, ...
…		…
573	$registry = $CB_TYPE[$object_type] \|\|= [];	626	$registry = $CB_TYPE[$object_type] \|\|= [];
574		627
575	} elsif ($type eq "subtype") {	628	} elsif ($type eq "subtype") {
576	defined $object_type or Carp::croak "subtype specified without type";	629	defined $object_type or Carp::croak "subtype specified without type";
577	my $object_subtype = shift @arg;	630	my $object_subtype = shift @arg;
578	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_SUBTYPES] \|\|= [];	631	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_TYPES] \|\|= [];
579		632
580	} elsif ($type eq "package") {	633	} elsif ($type eq "package") {
581	my $pkg = shift @arg;	634	my $pkg = shift @arg;
582		635
583	while (my ($name, $id) = each %cb_id) {	636	while (my ($name, $id) = each %cb_id) {
…		…
624	if (ref $_[0]) {	677	if (ref $_[0]) {
625	_object_attach @_;	678	_object_attach @_;
626	} else {	679	} else {
627	_attach shift->_attach_registry, @_;	680	_attach shift->_attach_registry, @_;
628	}	681	}
		682	_recalc_want;
629	};	683	};
630		684
631	# all those should be optimised	685	# all those should be optimised
632	sub cf::attachable::detach {	686	sub cf::attachable::detach {
633	my ($obj, $name) = @_;	687	my ($obj, $name) = @_;
…		…
636	delete $obj->{_attachment}{$name};	690	delete $obj->{_attachment}{$name};
637	reattach ($obj);	691	reattach ($obj);
638	} else {	692	} else {
639	Carp::croak "cannot, currently, detach class attachments";	693	Carp::croak "cannot, currently, detach class attachments";
640	}	694	}
		695	_recalc_want;
641	};	696	};
642		697
643	sub cf::attachable::attached {	698	sub cf::attachable::attached {
644	my ($obj, $name) = @_;	699	my ($obj, $name) = @_;
645		700
…		…
818	or return;	873	or return;
819	$av = eval { (Storable::thaw $av)->{objs} };	874	$av = eval { (Storable::thaw $av)->{objs} };
820	}	875	}
821		876
822	warn sprintf "loading %s (%d)\n",	877	warn sprintf "loading %s (%d)\n",
823	$filename, length $data, scalar @{$av \|\| []};#d#	878	$filename, length $data, scalar @{$av \|\| []};
824	return ($data, $av);	879	return ($data, $av);
825	}	880	}
826		881
827	#############################################################################	882	#############################################################################
828	# command handling &c	883	# command handling &c
…		…
955	Returns the given player object, loading it if necessary (might block).	1010	Returns the given player object, loading it if necessary (might block).
956		1011
957	=cut	1012	=cut
958		1013
959	sub playerdir($) {	1014	sub playerdir($) {
960	cf::localdir	1015	"$PLAYERDIR/"
961	. "/"
962	. cf::playerdir
963	. "/"
964	. (ref $_[0] ? $_[0]->ob->name : $_[0])	1016	. (ref $_[0] ? $_[0]->ob->name : $_[0])
965	}	1017	}
966		1018
967	sub path($) {	1019	sub path($) {
968	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];	1020	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
…		…
1088	while and may block, so not sync_job-capable, ever.	1140	while and may block, so not sync_job-capable, ever.
1089		1141
1090	=cut	1142	=cut
1091		1143
1092	sub list_logins {	1144	sub list_logins {
1093	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir	1145	my $dirs = aio_readdir $PLAYERDIR
1094	or return [];	1146	or return [];
1095		1147
1096	my @logins;	1148	my @logins;
1097		1149
1098	for my $login (@$dirs) {	1150	for my $login (@$dirs) {
…		…
1159	my ($self, $type, %msg) = @_;	1211	my ($self, $type, %msg) = @_;
1160		1212
1161	$self->ns->ext_event ($type, %msg);	1213	$self->ns->ext_event ($type, %msg);
1162	}	1214	}
1163		1215
1164	package cf;	1216	=head3 cf::region
		1217
		1218	=over 4
		1219
		1220	=cut
		1221
		1222	package cf::region;
		1223
		1224	=item cf::region::find_by_path $path
		1225
		1226	Tries to decuce the probable region for a map knowing only its path.
		1227
		1228	=cut
		1229
		1230	sub find_by_path($) {
		1231	my ($path) = @_;
		1232
		1233	my ($match, $specificity);
		1234
		1235	for my $region (list) {
		1236	if ($region->match && $path =~ $region->match) {
		1237	($match, $specificity) = ($region, $region->specificity)
		1238	if $region->specificity > $specificity;
		1239	}
		1240	}
		1241
		1242	$match
		1243	}
1165		1244
1166	=back	1245	=back
1167
1168		1246
1169	=head3 cf::map	1247	=head3 cf::map
1170		1248
1171	=over 4	1249	=over 4
1172		1250
…		…
1310		1388
1311	# the original (read-only) location	1389	# the original (read-only) location
1312	sub load_path {	1390	sub load_path {
1313	my ($self) = @_;	1391	my ($self) = @_;
1314		1392
1315	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}	1393	"$MAPDIR/$self->{path}.map"
1316	}	1394	}
1317		1395
1318	# the temporary/swap location	1396	# the temporary/swap location
1319	sub save_path {	1397	sub save_path {
1320	my ($self) = @_;	1398	my ($self) = @_;
1321		1399
1322	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1400	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1323	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path	1401	"$TMPDIR/$path.map"
1324	}	1402	}
1325		1403
1326	# the unique path, undef == no special unique path	1404	# the unique path, undef == no special unique path
1327	sub uniq_path {	1405	sub uniq_path {
1328	my ($self) = @_;	1406	my ($self) = @_;
1329		1407
1330	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1408	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1331	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path	1409	"$UNIQUEDIR/$path"
1332	}	1410	}
1333		1411
1334	# and all this just because we cannot iterate over	1412	# and all this just because we cannot iterate over
1335	# all maps in C++...	1413	# all maps in C++...
1336	sub change_all_map_light {	1414	sub change_all_map_light {
…		…
1403	$self->load_header_orig	1481	$self->load_header_orig
1404	or return;	1482	or return;
1405	$self->prepare_orig;	1483	$self->prepare_orig;
1406	}	1484	}
1407		1485
		1486	$self->default_region (cf::region::find_by_path $self->{path})
		1487	unless $self->default_region;
		1488
1408	1	1489	1
1409	}	1490	}
1410		1491
1411	sub find;	1492	sub find;
1412	sub find {	1493	sub find {
…		…
1445	my ($self) = @_;	1526	my ($self) = @_;
1446		1527
1447	local $self->{deny_reset} = 1; # loading can take a long time	1528	local $self->{deny_reset} = 1; # loading can take a long time
1448		1529
1449	my $path = $self->{path};	1530	my $path = $self->{path};
		1531
		1532	{
1450	my $guard = cf::lock_acquire "map_load:$path";	1533	my $guard = cf::lock_acquire "map_load:$path";
1451		1534
1452	return if $self->in_memory != cf::MAP_SWAPPED;	1535	return if $self->in_memory != cf::MAP_SWAPPED;
1453		1536
1454	$self->in_memory (cf::MAP_LOADING);	1537	$self->in_memory (cf::MAP_LOADING);
1455		1538
1456	$self->alloc;	1539	$self->alloc;
1457		1540
1458	$self->pre_load;	1541	$self->pre_load;
1459
1460	$self->_load_objects ($self->{load_path}, 1)
1461	or return;
1462
1463	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1464	if delete $self->{load_original};
1465
1466	if (my $uniq = $self->uniq_path) {
1467	utf8::encode $uniq;
1468	if (aio_open $uniq, O_RDONLY, 0) {
1469	$self->clear_unique_items;
1470	$self->_load_objects ($uniq, 0);
1471	}
1472	}
1473
1474	Coro::cede;
1475
1476	# now do the right thing for maps
1477	$self->link_multipart_objects;
1478
1479	unless ($self->{deny_activate}) {
1480	$self->decay_objects;
1481	$self->fix_auto_apply;
1482	$self->update_buttons;
1483	Coro::cede;	1542	Coro::cede;
1484	$self->set_darkness_map;	1543
		1544	$self->_load_objects ($self->{load_path}, 1)
		1545	or return;
		1546
		1547	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
		1548	if delete $self->{load_original};
		1549
		1550	if (my $uniq = $self->uniq_path) {
		1551	utf8::encode $uniq;
		1552	if (aio_open $uniq, O_RDONLY, 0) {
		1553	$self->clear_unique_items;
		1554	$self->_load_objects ($uniq, 0);
		1555	}
		1556	}
		1557
		1558	Coro::cede;
		1559	# now do the right thing for maps
		1560	$self->link_multipart_objects;
1485	$self->difficulty ($self->estimate_difficulty)	1561	$self->difficulty ($self->estimate_difficulty)
1486	unless $self->difficulty;	1562	unless $self->difficulty;
1487	Coro::cede;	1563	Coro::cede;
		1564
		1565	unless ($self->{deny_activate}) {
		1566	$self->decay_objects;
		1567	$self->fix_auto_apply;
		1568	$self->update_buttons;
		1569	Coro::cede;
		1570	$self->set_darkness_map;
		1571	Coro::cede;
1488	$self->activate;	1572	$self->activate;
		1573	}
		1574
		1575	$self->in_memory (cf::MAP_IN_MEMORY);
1489	}	1576	}
1490		1577
1491	$self->post_load;	1578	$self->post_load;
1492
1493	$self->in_memory (cf::MAP_IN_MEMORY);
1494	}	1579	}
1495		1580
1496	sub customise_for {	1581	sub customise_for {
1497	my ($self, $ob) = @_;	1582	my ($self, $ob) = @_;
1498		1583
…		…
1639	my $lock = cf::lock_acquire "map_data:$self->{path}";	1724	my $lock = cf::lock_acquire "map_data:$self->{path}";
1640		1725
1641	return if $self->players;	1726	return if $self->players;
1642	return if $self->isa ("ext::map_per_player");#d#	1727	return if $self->isa ("ext::map_per_player");#d#
1643		1728
1644	warn "resetting map ", $self->path;#d#	1729	warn "resetting map ", $self->path;
1645		1730
1646	$self->in_memory (cf::MAP_SWAPPED);	1731	$self->in_memory (cf::MAP_SWAPPED);
1647		1732
1648	# need to save uniques path	1733	# need to save uniques path
1649	unless ($self->{deny_save}) {	1734	unless ($self->{deny_save}) {
…		…
1689	instantiated unique items. May block.	1774	instantiated unique items. May block.
1690		1775
1691	=cut	1776	=cut
1692		1777
1693	sub unique_maps() {	1778	sub unique_maps() {
1694	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir	1779	my $files = aio_readdir $UNIQUEDIR
1695	or return;	1780	or return;
1696		1781
1697	my @paths;	1782	my @paths;
1698		1783
1699	for (@$files) {	1784	for (@$files) {
…		…
1818	$self->deactivate_recursive;	1903	$self->deactivate_recursive;
1819		1904
1820	return if UNIVERSAL::isa $self->map, "ext::map_link";	1905	return if UNIVERSAL::isa $self->map, "ext::map_link";
1821		1906
1822	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	1907	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1823	if $self->map;	1908	if $self->map && $self->map->{path} ne "{link}";
1824		1909
1825	$self->enter_map ($LINK_MAP \|\| link_map, 10, 10);	1910	$self->enter_map ($LINK_MAP \|\| link_map, 10, 10);
1826	}	1911	}
1827		1912
1828	sub cf::object::player::leave_link {	1913	sub cf::object::player::leave_link {
1829	my ($self, $map, $x, $y) = @_;	1914	my ($self, $map, $x, $y) = @_;
		1915
		1916	return unless $self->contr->active;
1830		1917
1831	my $link_pos = delete $self->{_link_pos};	1918	my $link_pos = delete $self->{_link_pos};
1832		1919
1833	unless ($map) {	1920	unless ($map) {
1834	# restore original map position	1921	# restore original map position
…		…
1857		1944
1858	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	1945	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1859	$self->enter_map ($map, $x, $y);	1946	$self->enter_map ($map, $x, $y);
1860	}	1947	}
1861		1948
1862	cf::player->attach (
1863	on_logout => sub {
1864	my ($pl) = @_;
1865
1866	# abort map switching before logout
1867	if ($pl->ob->{_link_pos}) {
1868	cf::sync_job {
1869	$pl->ob->leave_link
1870	};
1871	}
1872	},
1873	on_login => sub {
1874	my ($pl) = @_;
1875
1876	# try to abort aborted map switching on player login :)
1877	# should happen only on crashes
1878	if ($pl->ob->{_link_pos}) {
1879	$pl->ob->enter_link;
1880	(async {
1881	$pl->ob->reply (undef,
1882	"There was an internal problem at your last logout, "
1883	. "the server will try to bring you to your intended destination in a second.",
1884	cf::NDI_RED);
1885	# we need this sleep as the login has a concurrent enter_exit running
1886	# and this sleep increases chances of the player not ending up in scorn
1887	Coro::Timer::sleep 1;
1888	$pl->ob->leave_link;
1889	})->prio (2);
1890	}
1891	},
1892	);
1893
1894	=item $player_object->goto ($path, $x, $y)	1949	=item $player_object->goto ($path, $x, $y[, $check->($map)])
1895		1950
		1951	Moves the player to the given map-path and coordinates by first freezing
		1952	her, loading and preparing them map, calling the provided $check callback
		1953	that has to return the map if sucecssful, and then unfreezes the player on
		1954	the new (success) or old (failed) map position.
		1955
1896	=cut	1956	=cut
		1957
		1958	our $GOTOGEN;
1897		1959
1898	sub cf::object::player::goto {	1960	sub cf::object::player::goto {
1899	my ($self, $path, $x, $y) = @_;	1961	my ($self, $path, $x, $y, $check) = @_;
		1962
		1963	# do generation counting so two concurrent goto's will be executed in-order
		1964	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1900		1965
1901	$self->enter_link;	1966	$self->enter_link;
1902		1967
1903	(async {	1968	(async {
1904	my $map = eval {	1969	my $map = eval {
1905	my $map = cf::map::find $path;	1970	my $map = cf::map::find $path;
		1971
		1972	if ($map) {
1906	$map = $map->customise_for ($self) if $map;	1973	$map = $map->customise_for ($self);
		1974	$map = $check->($map) if $check && $map;
		1975	} else {
		1976	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
		1977	}
		1978
1907	$map	1979	$map
		1980	};
		1981
		1982	if ($@) {
		1983	$self->message ("Something went wrong within the server, please report this incident!", cf::NDI_UNIQUE \| cf::NDI_RED);
		1984	LOG llevError \| logBacktrace, Carp::longmess $@;
1908	} or	1985	}
1909	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1910		1986
		1987	if ($gen == $self->{_goto_generation}) {
		1988	delete $self->{_goto_generation};
1911	$self->leave_link ($map, $x, $y);	1989	$self->leave_link ($map, $x, $y);
		1990	}
1912	})->prio (1);	1991	})->prio (1);
1913	}	1992	}
1914		1993
1915	=item $player_object->enter_exit ($exit_object)	1994	=item $player_object->enter_exit ($exit_object)
1916		1995
…		…
1955		2034
1956	$rmp->{random_seed} \|\|= $exit->random_seed;	2035	$rmp->{random_seed} \|\|= $exit->random_seed;
1957		2036
1958	my $data = cf::to_json $rmp;	2037	my $data = cf::to_json $rmp;
1959	my $md5 = Digest::MD5::md5_hex $data;	2038	my $md5 = Digest::MD5::md5_hex $data;
1960	my $meta = "$cf::RANDOM_MAPS/$md5.meta";	2039	my $meta = "$RANDOMDIR/$md5.meta";
1961		2040
1962	if (my $fh = aio_open "$meta~", O_WRONLY \| O_CREAT, 0666) {	2041	if (my $fh = aio_open "$meta~", O_WRONLY \| O_CREAT, 0666) {
1963	aio_write $fh, 0, (length $data), $data, 0;	2042	aio_write $fh, 0, (length $data), $data, 0;
1964	undef $fh;	2043	undef $fh;
1965	aio_rename "$meta~", $meta;	2044	aio_rename "$meta~", $meta;
…		…
2234	#############################################################################	2313	#############################################################################
2235		2314
2236	=head2 EXTENSION DATABASE SUPPORT	2315	=head2 EXTENSION DATABASE SUPPORT
2237		2316
2238	Crossfire maintains a very simple database for extension use. It can	2317	Crossfire maintains a very simple database for extension use. It can
2239	currently store anything that can be serialised using Storable, which	2318	currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2240	excludes objects.	2319	convert to/from binary).
2241		2320
2242	The parameter C<$family> should best start with the name of the extension	2321	The parameter C<$family> should best start with the name of the extension
2243	using it, it should be unique.	2322	using it, it should be unique.
2244		2323
2245	=over 4	2324	=over 4
…		…
2268	BDB::CREATE \| BDB::AUTO_COMMIT, 0666;	2347	BDB::CREATE \| BDB::AUTO_COMMIT, 0666;
2269	cf::cleanup "db_open(db): $!" if $!;	2348	cf::cleanup "db_open(db): $!" if $!;
2270	};	2349	};
2271	cf::cleanup "db_open(db): $@" if $@;	2350	cf::cleanup "db_open(db): $@" if $@;
2272	};	2351	};
2273
2274	my $path = cf::localdir . "/database.pst";
2275	if (stat $path) {
2276	cf::sync_job {
2277	my $pst = Storable::retrieve $path;
2278
2279	cf::db_put (board => data => $pst->{board});
2280	cf::db_put (guildrules => data => $pst->{guildrules});
2281	cf::db_put (rent => balance => $pst->{rent}{balance});
2282	BDB::db_env_txn_checkpoint $DB_ENV;
2283
2284	unlink $path;
2285	};
2286	}
2287	}	2352	}
2288	}	2353	}
2289		2354
2290	sub db_get($$) {	2355	sub db_get($$) {
2291	my $key = "$_[0]/$_[1]";	2356	my $key = "$_[0]/$_[1]";
2292		2357
2293	cf::sync_job {	2358	cf::sync_job {
2294	BDB::db_get $DB, undef, $key, my $data;	2359	BDB::db_get $DB, undef, $key, my $data;
2295		2360
2296	$! ? ()	2361	$! ? ()
2297	: Compress::LZF::sthaw $data	2362	: $data
2298	}	2363	}
2299	}	2364	}
2300		2365
2301	sub db_put($$$) {	2366	sub db_put($$$) {
2302	BDB::dbreq_pri 4;	2367	BDB::dbreq_pri 4;
2303	BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };	2368	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		2369	}
		2370
		2371	=item cf::cache $id => [$paths...], $processversion => $process
		2372
		2373	Generic caching function that returns the value of the resource $id,
		2374	caching and regenerating as required.
		2375
		2376	This function can block.
		2377
		2378	=cut
		2379
		2380	sub cache {
		2381	my ($id, $src, $processversion, $process) = @_;
		2382
		2383	my $meta =
		2384	join "\x00",
		2385	$processversion,
		2386	map {
		2387	aio_stat $_
		2388	and Carp::croak "$_: $!";
		2389
		2390	($_, (stat _)[7,9])
		2391	} @$src;
		2392
		2393	my $dbmeta = db_get cache => "$id/meta";
		2394	if ($dbmeta ne $meta) {
		2395	# changed, we may need to process
		2396
		2397	my @data;
		2398	my $md5;
		2399
		2400	for (0 .. $#$src) {
		2401	0 <= aio_load $src->[$_], $data[$_]
		2402	or Carp::croak "$src->[$_]: $!";
		2403	}
		2404
		2405	# if processing is expensive, check
		2406	# checksum first
		2407	if (1) {
		2408	$md5 =
		2409	join "\x00",
		2410	$processversion,
		2411	map {
		2412	Coro::cede;
		2413	($src->[$_], Digest::MD5::md5_hex $data[$_])
		2414	} 0.. $#$src;
		2415
		2416
		2417	my $dbmd5 = db_get cache => "$id/md5";
		2418	if ($dbmd5 eq $md5) {
		2419	db_put cache => "$id/meta", $meta;
		2420
		2421	return db_get cache => "$id/data";
		2422	}
		2423	}
		2424
		2425	my $t1 = Time::HiRes::time;
		2426	my $data = $process->(\@data);
		2427	my $t2 = Time::HiRes::time;
		2428
		2429	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		2430
		2431	db_put cache => "$id/data", $data;
		2432	db_put cache => "$id/md5" , $md5;
		2433	db_put cache => "$id/meta", $meta;
		2434
		2435	return $data;
		2436	}
		2437
		2438	db_get cache => "$id/data"
		2439	}
		2440
		2441	=item fork_call { }, $args
		2442
		2443	Executes the given code block with the given arguments in a seperate
		2444	process, returning the results. Everything must be serialisable with
		2445	Coro::Storable. May, of course, block. Note that the executed sub may
		2446	never block itself or use any form of Event handling.
		2447
		2448	=cut
		2449
		2450	sub fork_call(&@) {
		2451	my ($cb, @args) = @_;
		2452
		2453	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
		2454	# or die "socketpair: $!";
		2455	pipe my $fh1, my $fh2
		2456	or die "pipe: $!";
		2457
		2458	if (my $pid = fork) {
		2459	close $fh2;
		2460
		2461	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
		2462	$res = Coro::Storable::thaw $res;
		2463
		2464	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
		2465
		2466	die $$res unless "ARRAY" eq ref $res;
		2467
		2468	return wantarray ? @$res : $res->[-1];
		2469	} else {
		2470	reset_signals;
		2471	local $SIG{__WARN__};
		2472	local $SIG{__DIE__};
		2473	eval {
		2474	close $fh1;
		2475
		2476	my @res = eval { $cb->(@args) };
		2477	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
		2478	};
		2479
		2480	warn $@ if $@;
		2481	_exit 0;
		2482	}
2304	}	2483	}
2305		2484
2306	#############################################################################	2485	#############################################################################
2307	# the server's init and main functions	2486	# the server's init and main functions
2308		2487
2309	sub load_facedata {	2488	sub load_facedata($) {
2310	my $path = sprintf "%s/facedata", cf::datadir;	2489	my ($path) = @_;
2311		2490
2312	warn "loading facedata from $path\n";	2491	warn "loading facedata from $path\n";
2313		2492
2314	my $facedata;	2493	my $facedata;
2315	0 < aio_load $path, $facedata	2494	0 < aio_load $path, $facedata
…		…
2356	}	2535	}
2357		2536
2358	1	2537	1
2359	}	2538	}
2360		2539
		2540	sub reload_regions {
		2541	load_resource_file "$MAPDIR/regions"
		2542	or die "unable to load regions file\n";
		2543	}
		2544
		2545	sub reload_facedata {
		2546	load_facedata "$DATADIR/facedata"
		2547	or die "unable to load facedata\n";
		2548	}
		2549
		2550	sub reload_archetypes {
		2551	load_resource_file "$DATADIR/archetypes"
		2552	or die "unable to load archetypes\n";
		2553	}
		2554
		2555	sub reload_treasures {
		2556	load_resource_file "$DATADIR/treasures"
		2557	or die "unable to load treasurelists\n";
		2558	}
		2559
2361	sub reload_resources {	2560	sub reload_resources {
2362	load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir	2561	warn "reloading resource files...\n";
2363	or die "unable to load regions file\n";#d#	2562
		2563	reload_regions;
2364	load_facedata	2564	reload_facedata;
2365	or die "unable to load facedata\n";#d#	2565	#reload_archetypes;#d#
		2566	reload_archetypes;
		2567	reload_treasures;
		2568
		2569	warn "finished reloading resource files\n";
2366	}	2570	}
2367		2571
2368	sub init {	2572	sub init {
2369	reload_resources;	2573	reload_resources;
2370	}	2574	}
2371		2575
2372	sub cfg_load {	2576	sub cfg_load {
2373	open my $fh, "<:utf8", cf::confdir . "/config"	2577	open my $fh, "<:utf8", "$CONFDIR/config"
2374	or return;	2578	or return;
2375		2579
2376	local $/;	2580	local $/;
2377	*CFG = YAML::Syck::Load <$fh>;	2581	*CFG = YAML::Syck::Load <$fh>;
2378		2582
…		…
2463		2667
2464	warn Carp::longmess "post_cleanup backtrace"	2668	warn Carp::longmess "post_cleanup backtrace"
2465	if $make_core;	2669	if $make_core;
2466	}	2670	}
2467		2671
2468	sub reload() {	2672	sub do_reload_perl() {
2469	# can/must only be called in main	2673	# can/must only be called in main
2470	if ($Coro::current != $Coro::main) {	2674	if ($Coro::current != $Coro::main) {
2471	warn "can only reload from main coroutine";	2675	warn "can only reload from main coroutine";
2472	return;	2676	return;
2473	}	2677	}
…		…
2548	Symbol::delete_package "safe::$_"	2752	Symbol::delete_package "safe::$_"
2549	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2753	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2550		2754
2551	warn "unloading cf.pm \"a bit\"";	2755	warn "unloading cf.pm \"a bit\"";
2552	delete $INC{"cf.pm"};	2756	delete $INC{"cf.pm"};
		2757	delete $INC{"cf/pod.pm"};
2553		2758
2554	# don't, removes xs symbols, too,	2759	# don't, removes xs symbols, too,
2555	# and global variables created in xs	2760	# and global variables created in xs
2556	#Symbol::delete_package __PACKAGE__;	2761	#Symbol::delete_package __PACKAGE__;
2557		2762
…		…
2572	warn "reattaching attachments to maps";	2777	warn "reattaching attachments to maps";
2573	reattach $_ for values %MAP;	2778	reattach $_ for values %MAP;
2574	warn "reattaching attachments to players";	2779	warn "reattaching attachments to players";
2575	reattach $_ for values %PLAYER;	2780	reattach $_ for values %PLAYER;
2576		2781
2577	warn "loading reloadable resources";
2578	reload_resources;
2579
2580	warn "leaving sync_job";	2782	warn "leaving sync_job";
2581		2783
2582	1	2784	1
2583	} or do {	2785	} or do {
2584	warn $@;	2786	warn $@;
…		…
2589	warn "reloaded";	2791	warn "reloaded";
2590	};	2792	};
2591		2793
2592	our $RELOAD_WATCHER; # used only during reload	2794	our $RELOAD_WATCHER; # used only during reload
2593		2795
		2796	sub reload_perl() {
		2797	# doing reload synchronously and two reloads happen back-to-back,
		2798	# coro crashes during coro_state_free->destroy here.
		2799
		2800	$RELOAD_WATCHER \|\|= Event->timer (
		2801	reentrant => 0,
		2802	after => 0,
		2803	data => WF_AUTOCANCEL,
		2804	cb => sub {
		2805	do_reload_perl;
		2806	undef $RELOAD_WATCHER;
		2807	},
		2808	);
		2809	}
		2810
2594	register_command "reload" => sub {	2811	register_command "reload" => sub {
2595	my ($who, $arg) = @_;	2812	my ($who, $arg) = @_;
2596		2813
2597	if ($who->flag (FLAG_WIZ)) {	2814	if ($who->flag (FLAG_WIZ)) {
2598	$who->message ("reloading server.");	2815	$who->message ("reloading server.");
2599		2816	async { reload_perl };
2600	# doing reload synchronously and two reloads happen back-to-back,
2601	# coro crashes during coro_state_free->destroy here.
2602
2603	$RELOAD_WATCHER \|\|= Event->timer (
2604	reentrant => 0,
2605	after => 0,
2606	data => WF_AUTOCANCEL,
2607	cb => sub {
2608	reload;
2609	undef $RELOAD_WATCHER;
2610	},
2611	);
2612	}	2817	}
2613	};	2818	};
2614		2819
2615	unshift @INC, $LIBDIR;	2820	unshift @INC, $LIBDIR;
2616		2821
2617	my $bug_warning = 0;	2822	my $bug_warning = 0;
2618		2823
		2824	our @WAIT_FOR_TICK;
		2825	our @WAIT_FOR_TICK_BEGIN;
		2826
		2827	sub wait_for_tick {
		2828	return unless $TICK_WATCHER->is_active;
		2829	return if $Coro::current == $Coro::main;
		2830
		2831	my $signal = new Coro::Signal;
		2832	push @WAIT_FOR_TICK, $signal;
		2833	$signal->wait;
		2834	}
		2835
		2836	sub wait_for_tick_begin {
		2837	return unless $TICK_WATCHER->is_active;
		2838	return if $Coro::current == $Coro::main;
		2839
		2840	my $signal = new Coro::Signal;
		2841	push @WAIT_FOR_TICK_BEGIN, $signal;
		2842	$signal->wait;
		2843	}
		2844
		2845	my $min = 1e6;#d#
		2846	my $avg = 10;
2619	$TICK_WATCHER = Event->timer (	2847	$TICK_WATCHER = Event->timer (
2620	reentrant => 0,	2848	reentrant => 0,
2621	parked => 1,	2849	parked => 1,
2622	prio => 0,	2850	prio => 0,
2623	at => $NEXT_TICK \|\| $TICK,	2851	at => $NEXT_TICK \|\| $TICK,
…		…
2627	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	2855	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2628	unless ++$bug_warning > 10;	2856	unless ++$bug_warning > 10;
2629	return;	2857	return;
2630	}	2858	}
2631		2859
2632	$NOW = Event::time;	2860	$NOW = $tick_start = Event::time;
2633		2861
2634	cf::server_tick; # one server iteration	2862	cf::server_tick; # one server iteration
		2863
		2864	0 && sync_job {#d#
		2865	for(1..10) {
		2866	my $t = Event::time;
		2867	my $map = my $map = new_from_path cf::map "/tmp/x.map"
		2868	or die;
		2869
		2870	$map->width (50);
		2871	$map->height (50);
		2872	$map->alloc;
		2873	$map->_load_objects ("/tmp/x.map", 1);
		2874	my $t = Event::time - $t;
		2875
		2876	#next unless $t < 0.0013;#d#
		2877	if ($t < $min) {
		2878	$min = $t;
		2879	}
		2880	$avg = $avg * 0.99 + $t * 0.01;
		2881	}
		2882	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
		2883	exit 0;
		2884	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
		2885	};
		2886
2635	$RUNTIME += $TICK;	2887	$RUNTIME += $TICK;
2636	$NEXT_TICK += $TICK;	2888	$NEXT_TICK += $TICK;
2637		2889
2638	if ($NOW >= $NEXT_RUNTIME_WRITE) {	2890	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2639	$NEXT_RUNTIME_WRITE = $NOW + 10;	2891	$NEXT_RUNTIME_WRITE = $NOW + 10;
…		…
2641	write_runtime	2893	write_runtime
2642	or warn "ERROR: unable to write runtime file: $!";	2894	or warn "ERROR: unable to write runtime file: $!";
2643	};	2895	};
2644	}	2896	}
2645		2897
2646	$WAIT_FOR_TICK->broadcast;
2647	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2648
2649	# my $AFTER = Event::time;	2898	# my $AFTER = Event::time;
2650	# warn $AFTER - $NOW;#d#	2899	# warn $AFTER - $NOW;#d#
2651		2900
		2901	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
		2902	$sig->send;
		2903	}
		2904	while (my $sig = shift @WAIT_FOR_TICK) {
		2905	$sig->send;
		2906	}
		2907
		2908	$NOW = Event::time;
		2909
2652	# if we are delayed by four ticks or more, skip them all	2910	# if we are delayed by four ticks or more, skip them all
2653	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2911	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2654		2912
2655	$TICK_WATCHER->at ($NEXT_TICK);	2913	$TICK_WATCHER->at ($NEXT_TICK);
2656	$TICK_WATCHER->start;	2914	$TICK_WATCHER->start;
		2915
		2916	$LOAD = ($NOW - $tick_start) / $TICK;
		2917	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
		2918
		2919	_post_tick;
		2920
		2921
2657	},	2922	},
2658	);	2923	);
2659		2924
2660	{	2925	{
2661	BDB::max_poll_time $TICK * 0.1;	2926	BDB::max_poll_time $TICK * 0.1;
…		…
2689		2954
2690	cf::sync_job {	2955	cf::sync_job {
2691	eval {	2956	eval {
2692	BDB::db_env_open	2957	BDB::db_env_open
2693	$DB_ENV,	2958	$DB_ENV,
2694	$BDB_ENV_DIR,	2959	$BDBDIR,
2695	BDB::INIT_LOCK \| BDB::INIT_LOG \| BDB::INIT_MPOOL \| BDB::INIT_TXN	2960	BDB::INIT_LOCK \| BDB::INIT_LOG \| BDB::INIT_MPOOL \| BDB::INIT_TXN
2696	\| BDB::RECOVER \| BDB::REGISTER \| BDB::USE_ENVIRON \| BDB::CREATE,	2961	\| BDB::RECOVER \| BDB::REGISTER \| BDB::USE_ENVIRON \| BDB::CREATE,
2697	0666;	2962	0666;
2698		2963
2699	cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;	2964	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2700		2965
2701	$DB_ENV->set_flags (BDB::AUTO_COMMIT \| BDB::REGION_INIT \| BDB::TXN_NOSYNC, 1);	2966	$DB_ENV->set_flags (BDB::AUTO_COMMIT \| BDB::REGION_INIT \| BDB::TXN_NOSYNC, 1);
2702	$DB_ENV->set_lk_detect;	2967	$DB_ENV->set_lk_detect;
2703	};	2968	};
2704		2969
…		…
2720	prio => 6,	2985	prio => 6,
2721	cb => \&IO::AIO::poll_cb,	2986	cb => \&IO::AIO::poll_cb,
2722	);	2987	);
2723	}	2988	}
2724		2989
		2990	my $_log_backtrace;
		2991
		2992	sub _log_backtrace {
		2993	my ($msg, @addr) = @_;
		2994
		2995	$msg =~ s/\n//;
		2996
		2997	# limit the # of concurrent backtraces
		2998	if ($_log_backtrace < 2) {
		2999	++$_log_backtrace;
		3000	async {
		3001	my @bt = fork_call {
		3002	@addr = map { sprintf "%x", $_ } @addr;
		3003	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
		3004	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 \|"
		3005	or die "addr2line: $!";
		3006
		3007	my @funcs;
		3008	my @res = <$fh>;
		3009	chomp for @res;
		3010	while (@res) {
		3011	my ($func, $line) = splice @res, 0, 2, ();
		3012	push @funcs, "[$func] $line";
		3013	}
		3014
		3015	@funcs
		3016	};
		3017
		3018	LOG llevInfo, "[ABT] $msg\n";
		3019	LOG llevInfo, "[ABT] $_\n" for @bt;
		3020	--$_log_backtrace;
		3021	};
		3022	} else {
		3023	LOG llevInfo, "[ABT] $msg\n";
		3024	LOG llevInfo, "[ABT] [suppressed]\n";
		3025	}
		3026	}
		3027
		3028	# load additional modules
		3029	use cf::pod;
		3030
2725	END { cf::emergency_save }	3031	END { cf::emergency_save }
2726		3032
2727	1	3033	1
2728		3034

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.237 by root, Fri Apr 13 05:08:51 2007 UTC vs. Revision 1.274 by root, Tue Jun 5 13:05:02 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.237 by root, Fri Apr 13 05:08:51 2007 UTC vs.
Revision 1.274 by root, Tue Jun 5 13:05:02 2007 UTC