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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.171 by root, Sun Jan 14 12:24:48 2007 UTC vs.
Revision 1.243 by root, Mon Apr 16 13:02:29 2007 UTC

…		…
4	use strict;	4	use strict;
5		5
6	use Symbol;	6	use Symbol;
7	use List::Util;	7	use List::Util;
8	use Storable;	8	use Storable;
		9	use Event;
9	use Opcode;	10	use Opcode;
10	use Safe;	11	use Safe;
11	use Safe::Hole;	12	use Safe::Hole;
12		13
13	use Coro 3.3 ();	14	use Coro 3.52 ();
		15	use Coro::State;
14	use Coro::Event;	16	use Coro::Event;
15	use Coro::Timer;	17	use Coro::Timer;
16	use Coro::Signal;	18	use Coro::Signal;
17	use Coro::Semaphore;	19	use Coro::Semaphore;
18	use Coro::AIO;	20	use Coro::AIO;
		21	use Coro::Storable;
19		22
		23	use BDB ();
20	use Data::Dumper;	24	use Data::Dumper;
21	use Digest::MD5;	25	use Digest::MD5;
22	use Fcntl;	26	use Fcntl;
		27	use YAML::Syck ();
23	use IO::AIO 2.32 ();	28	use IO::AIO 2.32 ();
24	use YAML::Syck ();
25	use Time::HiRes;	29	use Time::HiRes;
		30	use Compress::LZF;
26		31
		32	# configure various modules to our taste
		33	#
		34	$Storable::canonical = 1; # reduce rsync transfers
		35	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		36	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
		37
27	use Event; $Event::Eval = 1; # no idea why this is required, but it is	38	$Event::Eval = 1; # no idea why this is required, but it is
28
29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
30		39
31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	40	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
32	$YAML::Syck::ImplicitUnicode = 1;	41	$YAML::Syck::ImplicitUnicode = 1;
33		42
34	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	43	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		44
		45	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
35		46
36	our %COMMAND = ();	47	our %COMMAND = ();
37	our %COMMAND_TIME = ();	48	our %COMMAND_TIME = ();
38		49
39	our @EXTS = (); # list of extension package names	50	our @EXTS = (); # list of extension package names
40	our %EXTCMD = ();	51	our %EXTCMD = ();
41	our %EXT_CORO = (); # coroutines bound to extensions	52	our %EXT_CORO = (); # coroutines bound to extensions
42	our %EXT_MAP = (); # pluggable maps	53	our %EXT_MAP = (); # pluggable maps
43		54
		55	our $RELOAD; # number of reloads so far
44	our @EVENT;	56	our @EVENT;
45	our $LIBDIR = datadir . "/ext";	57	our $LIBDIR = datadir . "/ext";
46		58
47	our $TICK = MAX_TIME * 1e-6;	59	our $TICK = MAX_TIME * 1e-6;
48	our $TICK_WATCHER;	60	our $TICK_WATCHER;
49	our $AIO_POLL_WATCHER;	61	our $AIO_POLL_WATCHER;
50	our $WRITE_RUNTIME_WATCHER;	62	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
51	our $NEXT_TICK;	63	our $NEXT_TICK;
52	our $NOW;	64	our $NOW;
		65	our $USE_FSYNC = 1; # use fsync to write maps - default off
		66
		67	our $BDB_POLL_WATCHER;
		68	our $DB_ENV;
53		69
54	our %CFG;	70	our %CFG;
55		71
56	our $UPTIME; $UPTIME ||= time;	72	our $UPTIME; $UPTIME ||= time;
57	our $RUNTIME;	73	our $RUNTIME;
58		74
59	our %PLAYER; # all users	75	our %PLAYER; # all users
60	our %MAP; # all maps	76	our %MAP; # all maps
61	our $LINK_MAP; # the special {link} map, which is always available	77	our $LINK_MAP; # the special {link} map, which is always available
62	our $RANDOM_MAPS = cf::localdir . "/random";	78	our $RANDOM_MAPS = cf::localdir . "/random";
63		79	our $BDB_ENV_DIR = cf::localdir . "/db";
64	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
65	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
66		80
67	# used to convert map paths into valid unix filenames by replacing / by ∕	81	# used to convert map paths into valid unix filenames by replacing / by ∕
68	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	82	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
69		83
70	binmode STDOUT;	84	binmode STDOUT;
…		…
80	mkdir cf::localdir;	94	mkdir cf::localdir;
81	mkdir cf::localdir . "/" . cf::playerdir;	95	mkdir cf::localdir . "/" . cf::playerdir;
82	mkdir cf::localdir . "/" . cf::tmpdir;	96	mkdir cf::localdir . "/" . cf::tmpdir;
83	mkdir cf::localdir . "/" . cf::uniquedir;	97	mkdir cf::localdir . "/" . cf::uniquedir;
84	mkdir $RANDOM_MAPS;	98	mkdir $RANDOM_MAPS;
		99	mkdir $BDB_ENV_DIR;
85		100
86	our $EMERGENCY_POSITION;	101	our $EMERGENCY_POSITION;
		102
		103	sub cf::map::normalise;
87		104
88	#############################################################################	105	#############################################################################
89		106
90	=head2 GLOBAL VARIABLES	107	=head2 GLOBAL VARIABLES
91		108
…		…
116	=item %cf::CFG	133	=item %cf::CFG
117		134
118	Configuration for the server, loaded from C</etc/crossfire/config>, or	135	Configuration for the server, loaded from C</etc/crossfire/config>, or
119	from wherever your confdir points to.	136	from wherever your confdir points to.
120		137
121	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE	138	=item cf::wait_for_tick, cf::wait_for_tick_begin
122		139
123	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)	140	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
124	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick	141	returns directly I<after> the tick processing (and consequently, can only wake one process
125	processing has been done. Call C<< ->wait >> on them to maximise the	142	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
126	window of cpu time available, or simply to synchronise to the server tick.
127		143
128	=back	144	=back
129		145
130	=cut	146	=cut
131		147
…		…
190	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	206	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
191	$d	207	$d
192	} || "[unable to dump $_[0]: '$@']";	208	} || "[unable to dump $_[0]: '$@']";
193	}	209	}
194		210
195	use JSON::Syck (); # TODO# replace by JSON::PC once working	211	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
196		212
197	=item $ref = cf::from_json $json	213	=item $ref = cf::from_json $json
198		214
199	Converts a JSON string into the corresponding perl data structure.	215	Converts a JSON string into the corresponding perl data structure.
200		216
201	=cut
202
203	sub from_json($) {
204	$JSON::Syck::ImplicitUnicode = 1; # work around JSON::Syck bugs
205	JSON::Syck::Load $_[0]
206	}
207
208	=item $json = cf::to_json $ref	217	=item $json = cf::to_json $ref
209		218
210	Converts a perl data structure into its JSON representation.	219	Converts a perl data structure into its JSON representation.
211
212	=cut
213
214	sub to_json($) {
215	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
216	JSON::Syck::Dump $_[0]
217	}
218		220
219	=item cf::lock_wait $string	221	=item cf::lock_wait $string
220		222
221	Wait until the given lock is available. See cf::lock_acquire.	223	Wait until the given lock is available. See cf::lock_acquire.
222		224
…		…
261	sub freeze_mainloop {	263	sub freeze_mainloop {
262	return unless $TICK_WATCHER->is_active;	264	return unless $TICK_WATCHER->is_active;
263		265
264	my $guard = Coro::guard {	266	my $guard = Coro::guard {
265	$TICK_WATCHER->start;	267	$TICK_WATCHER->start;
266	$WRITE_RUNTIME_WATCHER->start;
267	};	268	};
268	$WRITE_RUNTIME_WATCHER->stop;
269	$TICK_WATCHER->stop;	269	$TICK_WATCHER->stop;
270	$guard	270	$guard
271	}	271	}
272		272
273	=item cf::async { BLOCK }	273	=item cf::async { BLOCK }
…		…
344		344
345	$coro	345	$coro
346	}	346	}
347		347
348	sub write_runtime {	348	sub write_runtime {
		349	my $guard = cf::lock_acquire "write_runtime";
		350
349	my $runtime = cf::localdir . "/runtime";	351	my $runtime = cf::localdir . "/runtime";
350		352
351	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	353	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
352	or return;	354	or return;
353		355
		356	my $value = $cf::RUNTIME + 90 + 10;
354	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock	357	# 10 is the runtime save interval, for a monotonic clock
		358	# 60 allows for the watchdog to kill the server.
		359
355	(aio_write $fh, 0, (length $value), $value, 0) <= 0	360	(aio_write $fh, 0, (length $value), $value, 0) <= 0
356	and return;	361	and return;
357		362
		363	# always fsync - this file is important
358	aio_fsync $fh	364	aio_fsync $fh
359	and return;	365	and return;
360		366
361	close $fh	367	close $fh
362	or return;	368	or return;
363		369
364	aio_rename "$runtime~", $runtime	370	aio_rename "$runtime~", $runtime
365	and return;	371	and return;
366		372
367	1	373	1
		374	}
		375
		376	=item cf::datalog type => key => value, ...
		377
		378	Log a datalog packet of the given type with the given key-value pairs.
		379
		380	=cut
		381
		382	sub datalog($@) {
		383	my ($type, %kv) = @_;
		384	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
368	}	385	}
369		386
370	=back	387	=back
371		388
372	=cut	389	=cut
…		…
747	$filename, length $$rdata, scalar @$objs;	764	$filename, length $$rdata, scalar @$objs;
748		765
749	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	766	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
750	chmod SAVE_MODE, $fh;	767	chmod SAVE_MODE, $fh;
751	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	768	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
752	aio_fsync $fh;	769	aio_fsync $fh if $cf::USE_FSYNC;
753	close $fh;	770	close $fh;
754		771
755	if (@$objs) {	772	if (@$objs) {
756	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	773	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
757	chmod SAVE_MODE, $fh;	774	chmod SAVE_MODE, $fh;
758	my $data = Storable::nfreeze { version => 1, objs => $objs };	775	my $data = Storable::nfreeze { version => 1, objs => $objs };
759	aio_write $fh, 0, (length $data), $data, 0;	776	aio_write $fh, 0, (length $data), $data, 0;
760	aio_fsync $fh;	777	aio_fsync $fh if $cf::USE_FSYNC;
761	close $fh;	778	close $fh;
762	aio_rename "$filename.pst~", "$filename.pst";	779	aio_rename "$filename.pst~", "$filename.pst";
763	}	780	}
764	} else {	781	} else {
765	aio_unlink "$filename.pst";	782	aio_unlink "$filename.pst";
…		…
944	}	961	}
945		962
946	sub path($) {	963	sub path($) {
947	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];	964	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
948		965
949	(playerdir $login) . "/$login.pl"	966	(playerdir $login) . "/playerdata"
950	}	967	}
951		968
952	sub find_active($) {	969	sub find_active($) {
953	$cf::PLAYER{$_[0]}	970	$cf::PLAYER{$_[0]}
954	and $cf::PLAYER{$_[0]}->active	971	and $cf::PLAYER{$_[0]}->active
…		…
957		974
958	sub exists($) {	975	sub exists($) {
959	my ($login) = @_;	976	my ($login) = @_;
960		977
961	$cf::PLAYER{$login}	978	$cf::PLAYER{$login}
962	or cf::sync_job { !aio_stat $login }	979	or cf::sync_job { !aio_stat path $login }
963	}	980	}
964		981
965	sub find($) {	982	sub find($) {
966	return $cf::PLAYER{$_[0]} || do {	983	return $cf::PLAYER{$_[0]} || do {
967	my $login = $_[0];	984	my $login = $_[0];
968		985
969	my $guard = cf::lock_acquire "user_find:$login";	986	my $guard = cf::lock_acquire "user_find:$login";
970		987
971	$cf::PLAYER{$_[0]} || do {	988	$cf::PLAYER{$_[0]} || do {
		989	# rename old playerfiles to new ones
		990	#TODO: remove when no longer required
		991	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
		992	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
		993	aio_unlink +(playerdir $login) . "/$login.pl.pst";
		994	aio_unlink +(playerdir $login) . "/$login.pl";
		995
972	my $pl = load_pl path $login	996	my $pl = load_pl path $login
973	or return;	997	or return;
974	$cf::PLAYER{$login} = $pl	998	$cf::PLAYER{$login} = $pl
975	}	999	}
976	}	1000	}
…		…
1013		1037
1014	=cut	1038	=cut
1015		1039
1016	sub quit_character {	1040	sub quit_character {
1017	my ($pl) = @_;	1041	my ($pl) = @_;
		1042
		1043	my $name = $pl->ob->name;
1018		1044
1019	$pl->{deny_save} = 1;	1045	$pl->{deny_save} = 1;
1020	$pl->password ("*"); # this should lock out the player until we nuked the dir	1046	$pl->password ("*"); # this should lock out the player until we nuked the dir
1021		1047
1022	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1048	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
…		…
1027	my $path = playerdir $pl;	1053	my $path = playerdir $pl;
1028	my $temp = "$path~$cf::RUNTIME~deleting~";	1054	my $temp = "$path~$cf::RUNTIME~deleting~";
1029	aio_rename $path, $temp;	1055	aio_rename $path, $temp;
1030	delete $cf::PLAYER{$pl->ob->name};	1056	delete $cf::PLAYER{$pl->ob->name};
1031	$pl->destroy;	1057	$pl->destroy;
		1058
		1059	my $prefix = qr<^~\Q$name\E/>;
		1060
		1061	# nuke player maps
		1062	$cf::MAP{$_}->nuke for grep /$prefix/, keys %cf::MAP;
		1063
1032	IO::AIO::aio_rmtree $temp;	1064	IO::AIO::aio_rmtree $temp;
		1065	}
		1066
		1067	=item $pl->kick
		1068
		1069	Kicks a player out of the game. This destroys the connection.
		1070
		1071	=cut
		1072
		1073	sub kick {
		1074	my ($pl, $kicker) = @_;
		1075
		1076	$pl->invoke (cf::EVENT_PLAYER_KICK, $kicker);
		1077	$pl->killer ("kicked");
		1078	$pl->ns->destroy;
1033	}	1079	}
1034		1080
1035	=item cf::player::list_logins	1081	=item cf::player::list_logins
1036		1082
1037	Returns am arrayref of all valid playernames in the system, can take a	1083	Returns am arrayref of all valid playernames in the system, can take a
…		…
1065	=cut	1111	=cut
1066		1112
1067	sub maps($) {	1113	sub maps($) {
1068	my ($pl) = @_;	1114	my ($pl) = @_;
1069		1115
		1116	$pl = ref $pl ? $pl->ob->name : $pl;
		1117
1070	my $files = aio_readdir playerdir $pl	1118	my $files = aio_readdir playerdir $pl
1071	or return;	1119	or return;
1072		1120
1073	my @paths;	1121	my @paths;
1074		1122
1075	for (@$files) {	1123	for (@$files) {
1076	utf8::decode $_;	1124	utf8::decode $_;
1077	next if /\.(?:pl|pst)$/;	1125	next if /\.(?:pl|pst)$/;
1078	next unless /^$PATH_SEP/o;	1126	next unless /^$PATH_SEP/o;
1079		1127
1080	s/\.map$//;	1128	push @paths, cf::map::normalise "~$pl/$_";
1081	push @paths, "~" . $pl->ob->name . "/" . $_;
1082	}	1129	}
1083		1130
1084	\@paths	1131	\@paths
1085	}	1132	}
1086		1133
1087	=item $player->ext_reply ($msgid, $msgtype, %msg)	1134	=item $player->ext_reply ($msgid, %msg)
1088		1135
1089	Sends an ext reply to the player.	1136	Sends an ext reply to the player.
1090		1137
1091	=cut	1138	=cut
1092		1139
1093	sub ext_reply($$$%) {	1140	sub ext_reply($$%) {
1094	my ($self, $id, %msg) = @_;	1141	my ($self, $id, %msg) = @_;
1095		1142
1096	$msg{msgid} = $id;	1143	$msg{msgid} = $id;
1097		1144
1098	$self->send ("ext " . cf::to_json \%msg);	1145	$self->send ("ext " . cf::to_json \%msg);
1099	}	1146	}
1100		1147
1101	package cf;	1148	=item $player->ext_event ($type, %msg)
		1149
		1150	Sends an ext event to the client.
		1151
		1152	=cut
		1153
		1154	sub ext_event($$%) {
		1155	my ($self, $type, %msg) = @_;
		1156
		1157	$self->ns->ext_event ($type, %msg);
		1158	}
		1159
		1160	=head3 cf::region
		1161
		1162	=over 4
		1163
		1164	=cut
		1165
		1166	package cf::region;
		1167
		1168	=item cf::region::find_by_path $path
		1169
		1170	Tries to decuce the probable region for a map knowing only its path.
		1171
		1172	=cut
		1173
		1174	sub find_by_path($) {
		1175	my ($path) = @_;
		1176
		1177	my ($match, $specificity);
		1178
		1179	for my $region (list) {
		1180	if ($region->match && $path =~ $region->match) {
		1181	($match, $specificity) = ($region, $region->specificity)
		1182	if $region->specificity > $specificity;
		1183	}
		1184	}
		1185
		1186	$match
		1187	}
1102		1188
1103	=back	1189	=back
1104
1105		1190
1106	=head3 cf::map	1191	=head3 cf::map
1107		1192
1108	=over 4	1193	=over 4
1109		1194
…		…
1113		1198
1114	use Fcntl;	1199	use Fcntl;
1115	use Coro::AIO;	1200	use Coro::AIO;
1116		1201
1117	use overload	1202	use overload
1118	'""' => \&as_string;	1203	'""' => \&as_string,
		1204	fallback => 1;
1119		1205
1120	our $MAX_RESET = 3600;	1206	our $MAX_RESET = 3600;
1121	our $DEFAULT_RESET = 3000;	1207	our $DEFAULT_RESET = 3000;
1122		1208
1123	sub generate_random_map {	1209	sub generate_random_map {
1124	my ($self, $rmp) = @_;	1210	my ($self, $rmp) = @_;
1125
1126	# mit "rum" bekleckern, nicht	1211	# mit "rum" bekleckern, nicht
1127	$self->_create_random_map (	1212	$self->_create_random_map (
1128	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1213	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1129	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1214	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1130	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1215	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1137	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1222	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1138	(cf::region::find $rmp->{region}), $rmp->{custom}	1223	(cf::region::find $rmp->{region}), $rmp->{custom}
1139	)	1224	)
1140	}	1225	}
1141		1226
		1227	=item cf::map->register ($regex, $prio)
		1228
		1229	Register a handler for the map path matching the given regex at the
		1230	givne priority (higher is better, built-in handlers have priority 0, the
		1231	default).
		1232
		1233	=cut
		1234
1142	sub register {	1235	sub register {
1143	my (undef, $regex) = @_;	1236	my (undef, $regex, $prio) = @_;
1144	my $pkg = caller;	1237	my $pkg = caller;
1145		1238
1146	no strict;	1239	no strict;
1147	push @{"$pkg\::ISA"}, __PACKAGE__;	1240	push @{"$pkg\::ISA"}, __PACKAGE__;
1148		1241
1149	$EXT_MAP{$pkg} = qr<$regex>;	1242	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1150	}	1243	}
1151		1244
1152	# also paths starting with '/'	1245	# also paths starting with '/'
1153	$EXT_MAP{"cf::map"} = qr{^(?=/)};	1246	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
1154		1247
1155	sub thawer_merge {	1248	sub thawer_merge {
		1249	my ($self, $merge) = @_;
		1250
1156	# we have to keep some variables in memory intact	1251	# we have to keep some variables in memory intact
1157	local $_[0]{path};	1252	local $self->{path};
		1253	local $self->{load_path};
1158	local $_[0]{deny_save};	1254	local $self->{deny_save};
1159	local $_[0]{deny_reset};	1255	local $self->{deny_reset};
1160		1256
1161	$_[0]->SUPER::thawer_merge ($_[1]);	1257	$self->SUPER::thawer_merge ($merge);
1162	}	1258	}
1163		1259
1164	sub normalise {	1260	sub normalise {
1165	my ($path, $base) = @_;	1261	my ($path, $base) = @_;
		1262
		1263	$path = "$path"; # make sure its a string
		1264
		1265	$path =~ s/\.map$//;
1166		1266
1167	# map plan:	1267	# map plan:
1168	#	1268	#
1169	# /! non-realised random map exit (special hack!)	1269	# /! non-realised random map exit (special hack!)
1170	# {... are special paths that are not being touched	1270	# {... are special paths that are not being touched
…		…
1198		1298
1199	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object	1299	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
1200		1300
1201	$path = normalise $path, $base;	1301	$path = normalise $path, $base;
1202		1302
1203	for my $pkg (keys %EXT_MAP) {	1303	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
1204	if ($path =~ $EXT_MAP{$pkg}) {	1304	if ($path =~ $EXT_MAP{$pkg}[1]) {
1205	my $self = bless cf::map::new, $pkg;	1305	my $self = bless cf::map::new, $pkg;
1206	$self->{path} = $path; $self->path ($path);	1306	$self->{path} = $path; $self->path ($path);
1207	$self->init; # pass $1 etc.	1307	$self->init; # pass $1 etc.
1208	return $self;	1308	return $self;
1209	}	1309	}
1210	}	1310	}
1211		1311
1212	Carp::carp "unable to resolve path '$path'.";	1312	Carp::carp "unable to resolve path '$path' (base '$base').";
1213	()	1313	()
1214	}	1314	}
1215		1315
1216	sub init {	1316	sub init {
1217	my ($self) = @_;	1317	my ($self) = @_;
…		…
1232		1332
1233	# the original (read-only) location	1333	# the original (read-only) location
1234	sub load_path {	1334	sub load_path {
1235	my ($self) = @_;	1335	my ($self) = @_;
1236		1336
1237	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}	1337	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
1238	}	1338	}
1239		1339
1240	# the temporary/swap location	1340	# the temporary/swap location
1241	sub save_path {	1341	sub save_path {
1242	my ($self) = @_;	1342	my ($self) = @_;
1243		1343
1244	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1344	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1245	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path	1345	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
1246	}	1346	}
1247		1347
1248	# the unique path, undef == no special unique path	1348	# the unique path, undef == no special unique path
1249	sub uniq_path {	1349	sub uniq_path {
1250	my ($self) = @_;	1350	my ($self) = @_;
…		…
1272		1372
1273	sub load_header_from($) {	1373	sub load_header_from($) {
1274	my ($self, $path) = @_;	1374	my ($self, $path) = @_;
1275		1375
1276	utf8::encode $path;	1376	utf8::encode $path;
1277	aio_open $path, O_RDONLY, 0	1377	#aio_open $path, O_RDONLY, 0
1278	or return;	1378	# or return;
1279		1379
1280	$self->_load_header ($path)	1380	$self->_load_header ($path)
1281	or return;	1381	or return;
1282		1382
1283	$self->{load_path} = $path;	1383	$self->{load_path} = $path;
1284		1384
1285	1	1385	1
1286	}	1386	}
1287		1387
1288	sub load_orig {	1388	sub load_header_orig {
1289	my ($self) = @_;	1389	my ($self) = @_;
1290		1390
1291	$self->load_header_from ($self->load_path)	1391	$self->load_header_from ($self->load_path)
1292	}	1392	}
1293		1393
1294	sub load_temp {	1394	sub load_header_temp {
1295	my ($self) = @_;	1395	my ($self) = @_;
1296		1396
1297	$self->load_header_from ($self->save_path)	1397	$self->load_header_from ($self->save_path)
		1398	}
		1399
		1400	sub prepare_temp {
		1401	my ($self) = @_;
		1402
		1403	$self->last_access ((delete $self->{last_access})
		1404	|| $cf::RUNTIME); #d#
		1405	# safety
		1406	$self->{instantiate_time} = $cf::RUNTIME
		1407	if $self->{instantiate_time} > $cf::RUNTIME;
		1408	}
		1409
		1410	sub prepare_orig {
		1411	my ($self) = @_;
		1412
		1413	$self->{load_original} = 1;
		1414	$self->{instantiate_time} = $cf::RUNTIME;
		1415	$self->last_access ($cf::RUNTIME);
		1416	$self->instantiate;
1298	}	1417	}
1299		1418
1300	sub load_header {	1419	sub load_header {
1301	my ($self) = @_;	1420	my ($self) = @_;
1302		1421
1303	if ($self->load_temp) {	1422	if ($self->load_header_temp) {
1304	$self->last_access ((delete $self->{last_access})	1423	$self->prepare_temp;
1305	|| $cf::RUNTIME); #d#
1306	# safety
1307	$self->{instantiate_time} = $cf::RUNTIME
1308	if $self->{instantiate_time} > $cf::RUNTIME;
1309	} else {	1424	} else {
1310	$self->load_orig	1425	$self->load_header_orig
1311	or return;	1426	or return;
1312		1427	$self->prepare_orig;
1313	$self->{load_original} = 1;
1314	$self->{instantiate_time} = $cf::RUNTIME;
1315	$self->last_access ($cf::RUNTIME);
1316	$self->instantiate;
1317	}	1428	}
		1429
		1430	$self->default_region (cf::region::find_by_path $self->{path})
		1431	unless $self->default_region;
1318		1432
1319	1	1433	1
1320	}	1434	}
1321		1435
1322	sub find;	1436	sub find;
…		…
1335	$map->{last_save} = $cf::RUNTIME;	1449	$map->{last_save} = $cf::RUNTIME;
1336		1450
1337	$map->load_header	1451	$map->load_header
1338	or return;	1452	or return;
1339		1453
1340	if ($map->should_reset) {	1454	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1455	# doing this can freeze the server in a sync job, obviously
1341	$cf::WAIT_FOR_TICK->wait;	1456	#$cf::WAIT_FOR_TICK->wait;
1342	$map->reset;	1457	$map->reset;
1343	undef $guard;	1458	undef $guard;
1344	$map = find $path	1459	return find $path;
1345	or return;
1346	}	1460	}
1347		1461
1348	$cf::MAP{$path} = $map	1462	$cf::MAP{$path} = $map
1349	}	1463	}
1350	}	1464	}
		1465
		1466	sub pre_load { }
		1467	sub post_load { }
1351		1468
1352	sub load {	1469	sub load {
1353	my ($self) = @_;	1470	my ($self) = @_;
1354		1471
		1472	local $self->{deny_reset} = 1; # loading can take a long time
		1473
1355	my $path = $self->{path};	1474	my $path = $self->{path};
1356	my $guard = cf::lock_acquire "map_load:$path";	1475	my $guard = cf::lock_acquire "map_load:$path";
1357		1476
1358	return if $self->in_memory != cf::MAP_SWAPPED;	1477	return if $self->in_memory != cf::MAP_SWAPPED;
1359		1478
1360	$self->in_memory (cf::MAP_LOADING);	1479	$self->in_memory (cf::MAP_LOADING);
1361		1480
1362	$self->alloc;	1481	$self->alloc;
		1482
		1483	$self->pre_load;
		1484	Coro::cede;
		1485
1363	$self->_load_objects ($self->{load_path}, 1)	1486	$self->_load_objects ($self->{load_path}, 1)
1364	or return;	1487	or return;
1365		1488
1366	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1489	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1367	if delete $self->{load_original};	1490	if delete $self->{load_original};
…		…
1373	$self->_load_objects ($uniq, 0);	1496	$self->_load_objects ($uniq, 0);
1374	}	1497	}
1375	}	1498	}
1376		1499
1377	Coro::cede;	1500	Coro::cede;
1378
1379	# now do the right thing for maps	1501	# now do the right thing for maps
1380	$self->link_multipart_objects;	1502	$self->link_multipart_objects;
		1503	Coro::cede;
1381		1504
1382	unless ($self->{deny_activate}) {	1505	unless ($self->{deny_activate}) {
1383	$self->decay_objects;	1506	$self->decay_objects;
1384	$self->fix_auto_apply;	1507	$self->fix_auto_apply;
1385	$self->update_buttons;	1508	$self->update_buttons;
…		…
1387	$self->set_darkness_map;	1510	$self->set_darkness_map;
1388	$self->difficulty ($self->estimate_difficulty)	1511	$self->difficulty ($self->estimate_difficulty)
1389	unless $self->difficulty;	1512	unless $self->difficulty;
1390	Coro::cede;	1513	Coro::cede;
1391	$self->activate;	1514	$self->activate;
		1515	Coro::cede;
1392	}	1516	}
		1517
		1518	$self->post_load;
		1519	Coro::cede;
1393		1520
1394	$self->in_memory (cf::MAP_IN_MEMORY);	1521	$self->in_memory (cf::MAP_IN_MEMORY);
1395	}	1522	}
1396		1523
1397	sub customise_for {	1524	sub customise_for {
…		…
1438		1565
1439	cf::sync_job { $map->load };	1566	cf::sync_job { $map->load };
1440	}	1567	}
1441		1568
1442	our %MAP_PREFETCH;	1569	our %MAP_PREFETCH;
1443	our $MAP_PREFETCHER = Coro::async {	1570	our $MAP_PREFETCHER = undef;
1444	while () {
1445	for my $path (keys %MAP_PREFETCH) {
1446	my $map = find $path
1447	or next;
1448	$map->load;
1449
1450	delete $MAP_PREFETCH{$path};
1451	}
1452	Coro::schedule;
1453	}
1454	};
1455		1571
1456	sub find_async {	1572	sub find_async {
1457	my ($path, $origin) = @_;	1573	my ($path, $origin) = @_;
1458		1574
1459	$path = normalise $path, $origin && $origin->{path};	1575	$path = normalise $path, $origin && $origin->{path};
1460		1576
1461	if (my $map = $cf::MAP{$path}) {	1577	if (my $map = $cf::MAP{$path}) {
1462	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	1578	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1463	}	1579	}
1464		1580
1465	$MAP_PREFETCH{$path} = 0;	1581	undef $MAP_PREFETCH{$path};
		1582	$MAP_PREFETCHER ||= cf::async {
		1583	while (%MAP_PREFETCH) {
		1584	for my $path (keys %MAP_PREFETCH) {
		1585	my $map = find $path
		1586	or next;
		1587	$map->load;
		1588
		1589	delete $MAP_PREFETCH{$path};
		1590	}
		1591	}
		1592	undef $MAP_PREFETCHER;
		1593	};
1466	$MAP_PREFETCHER->ready;	1594	$MAP_PREFETCHER->prio (6);
1467		1595
1468	()	1596	()
1469	}	1597	}
1470		1598
1471	sub save {	1599	sub save {
…		…
1531	my ($self) = @_;	1659	my ($self) = @_;
1532		1660
1533	$self->reset_at <= $cf::RUNTIME	1661	$self->reset_at <= $cf::RUNTIME
1534	}	1662	}
1535		1663
1536	sub rename {
1537	my ($self, $new_path) = @_;
1538
1539	normalise $new_path;
1540
1541	$self->unlink_save;
1542
1543	delete $cf::MAP{$self->path};
1544	$self->{path} = $new_path; $self->path ($self->{path});
1545	$cf::MAP{$self->path} = $self;
1546
1547	$self->save;
1548	}
1549
1550	sub reset {	1664	sub reset {
1551	my ($self) = @_;	1665	my ($self) = @_;
1552		1666
1553	my $lock = cf::lock_acquire "map_data:$self->{path}";	1667	my $lock = cf::lock_acquire "map_data:$self->{path}";
1554		1668
1555	return if $self->players;	1669	return if $self->players;
1556	return if $self->isa ("ext::map_per_player");#d#	1670	return if $self->isa ("ext::map_per_player");#d#
1557		1671
1558	warn "resetting map ", $self->path;#d#	1672	warn "resetting map ", $self->path;#d#
1559		1673
		1674	$self->in_memory (cf::MAP_SWAPPED);
		1675
		1676	# need to save uniques path
		1677	unless ($self->{deny_save}) {
		1678	my $uniq = $self->uniq_path; utf8::encode $uniq;
		1679
		1680	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		1681	if $uniq;
		1682	}
		1683
1560	delete $cf::MAP{$self->path};	1684	delete $cf::MAP{$self->path};
1561		1685
1562	$self->in_memory (cf::MAP_SWAPPED);
1563	$self->clear;	1686	$self->clear;
1564		1687
1565	$_->clear_links_to ($self) for values %cf::MAP;	1688	$_->clear_links_to ($self) for values %cf::MAP;
1566		1689
1567	$self->unlink_save;	1690	$self->unlink_save;
…		…
1571	my $nuke_counter = "aaaa";	1694	my $nuke_counter = "aaaa";
1572		1695
1573	sub nuke {	1696	sub nuke {
1574	my ($self) = @_;	1697	my ($self) = @_;
1575		1698
		1699	delete $cf::MAP{$self->path};
		1700
		1701	$self->unlink_save;
		1702
		1703	bless $self, "cf::map";
		1704	delete $self->{deny_reset};
1576	$self->{deny_save} = 1;	1705	$self->{deny_save} = 1;
1577	$self->reset_timeout (1);	1706	$self->reset_timeout (1);
1578	$self->rename ("{nuke}/" . ($nuke_counter++));	1707	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1708
		1709	$cf::MAP{$self->path} = $self;
		1710
1579	$self->reset; # polite request, might not happen	1711	$self->reset; # polite request, might not happen
1580	}	1712	}
1581		1713
1582	=item cf::map::unique_maps	1714	=item cf::map::unique_maps
1583		1715
…		…
1595	for (@$files) {	1727	for (@$files) {
1596	utf8::decode $_;	1728	utf8::decode $_;
1597	next if /\.pst$/;	1729	next if /\.pst$/;
1598	next unless /^$PATH_SEP/o;	1730	next unless /^$PATH_SEP/o;
1599		1731
1600	s/\.map$//;	1732	push @paths, cf::map::normalise $_;
1601	push @paths, $_;
1602	}	1733	}
1603		1734
1604	\@paths	1735	\@paths
1605	}	1736	}
1606		1737
…		…
1700	=cut	1831	=cut
1701		1832
1702	sub link_map {	1833	sub link_map {
1703	unless ($LINK_MAP) {	1834	unless ($LINK_MAP) {
1704	$LINK_MAP = cf::map::find "{link}"	1835	$LINK_MAP = cf::map::find "{link}"
1705	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };	1836	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
1706	$LINK_MAP->load;	1837	$LINK_MAP->load;
1707	}	1838	}
1708		1839
1709	$LINK_MAP	1840	$LINK_MAP
1710	}	1841	}
…		…
1717	return if UNIVERSAL::isa $self->map, "ext::map_link";	1848	return if UNIVERSAL::isa $self->map, "ext::map_link";
1718		1849
1719	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1850	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1720	if $self->map;	1851	if $self->map;
1721		1852
1722	$self->enter_map ($LINK_MAP || link_map, 20, 20);	1853	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1723	}	1854	}
1724		1855
1725	sub cf::object::player::leave_link {	1856	sub cf::object::player::leave_link {
1726	my ($self, $map, $x, $y) = @_;	1857	my ($self, $map, $x, $y) = @_;
1727		1858
…		…
1749	$map->load;	1880	$map->load;
1750	$map->load_diag;	1881	$map->load_diag;
1751		1882
1752	return unless $self->contr->active;	1883	return unless $self->contr->active;
1753	$self->activate_recursive;	1884	$self->activate_recursive;
		1885
		1886	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1754	$self->enter_map ($map, $x, $y);	1887	$self->enter_map ($map, $x, $y);
1755	}	1888	}
1756		1889
1757	cf::player->attach (	1890	cf::player->attach (
1758	on_logout => sub {	1891	on_logout => sub {
…		…
1771	# try to abort aborted map switching on player login :)	1904	# try to abort aborted map switching on player login :)
1772	# should happen only on crashes	1905	# should happen only on crashes
1773	if ($pl->ob->{_link_pos}) {	1906	if ($pl->ob->{_link_pos}) {
1774	$pl->ob->enter_link;	1907	$pl->ob->enter_link;
1775	(async {	1908	(async {
1776	# we need this sleep as the login has a concurrent enter_exit running
1777	# and this sleep increases chances of the player not ending up in scorn
1778	$pl->ob->reply (undef,	1909	$pl->ob->reply (undef,
1779	"There was an internal problem at your last logout, "	1910	"There was an internal problem at your last logout, "
1780	. "the server will try to bring you to your intended destination in a second.",	1911	. "the server will try to bring you to your intended destination in a second.",
1781	cf::NDI_RED);	1912	cf::NDI_RED);
		1913	# we need this sleep as the login has a concurrent enter_exit running
		1914	# and this sleep increases chances of the player not ending up in scorn
1782	Coro::Timer::sleep 1;	1915	Coro::Timer::sleep 1;
1783	$pl->ob->leave_link;	1916	$pl->ob->leave_link;
1784	})->prio (2);	1917	})->prio (2);
1785	}	1918	}
1786	},	1919	},
…		…
1794	my ($self, $path, $x, $y) = @_;	1927	my ($self, $path, $x, $y) = @_;
1795		1928
1796	$self->enter_link;	1929	$self->enter_link;
1797		1930
1798	(async {	1931	(async {
		1932	my $map = eval {
1799	my $map = cf::map::find $path;	1933	my $map = cf::map::find $path;
1800	$map = $map->customise_for ($self) if $map;	1934	$map = $map->customise_for ($self) if $map;
1801		1935	$map
1802	# warn "entering ", $map->path, " at ($x, $y)\n"	1936	} or
1803	# if $map;
1804
1805	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1937	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1806		1938
1807	$self->leave_link ($map, $x, $y);	1939	$self->leave_link ($map, $x, $y);
1808	})->prio (1);	1940	})->prio (1);
1809	}	1941	}
1810		1942
…		…
1814		1946
1815	sub parse_random_map_params {	1947	sub parse_random_map_params {
1816	my ($spec) = @_;	1948	my ($spec) = @_;
1817		1949
1818	my $rmp = { # defaults	1950	my $rmp = { # defaults
1819	xsize => 10,	1951	xsize => (cf::rndm 15, 40),
1820	ysize => 10,	1952	ysize => (cf::rndm 15, 40),
		1953	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1954	#layout => string,
1821	};	1955	};
1822		1956
1823	for (split /\n/, $spec) {	1957	for (split /\n/, $spec) {
1824	my ($k, $v) = split /\s+/, $_, 2;	1958	my ($k, $v) = split /\s+/, $_, 2;
1825		1959
…		…
1829	$rmp	1963	$rmp
1830	}	1964	}
1831		1965
1832	sub prepare_random_map {	1966	sub prepare_random_map {
1833	my ($exit) = @_;	1967	my ($exit) = @_;
		1968
		1969	my $guard = cf::lock_acquire "exit_prepare:$exit";
1834		1970
1835	# all this does is basically replace the /! path by	1971	# all this does is basically replace the /! path by
1836	# a new random map path (?random/...) with a seed	1972	# a new random map path (?random/...) with a seed
1837	# that depends on the exit object	1973	# that depends on the exit object
1838		1974
1839	my $rmp = parse_random_map_params $exit->msg;	1975	my $rmp = parse_random_map_params $exit->msg;
1840		1976
1841	if ($exit->map) {	1977	if ($exit->map) {
1842	$rmp->{region} = $exit->map->region_name;	1978	$rmp->{region} = $exit->region->name;
1843	$rmp->{origin_map} = $exit->map->path;	1979	$rmp->{origin_map} = $exit->map->path;
1844	$rmp->{origin_x} = $exit->x;	1980	$rmp->{origin_x} = $exit->x;
1845	$rmp->{origin_y} = $exit->y;	1981	$rmp->{origin_y} = $exit->y;
1846	}	1982	}
1847		1983
1848	$rmp->{random_seed} ||= $exit->random_seed;	1984	$rmp->{random_seed} ||= $exit->random_seed;
1849		1985
1850	my $data = cf::to_json $rmp;	1986	my $data = cf::to_json $rmp;
1851	my $md5 = Digest::MD5::md5_hex $data;	1987	my $md5 = Digest::MD5::md5_hex $data;
		1988	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1852		1989
1853	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1990	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1854	aio_write $fh, 0, (length $data), $data, 0;	1991	aio_write $fh, 0, (length $data), $data, 0;
		1992	undef $fh;
		1993	aio_rename "$meta~", $meta;
1855		1994
1856	$exit->slaying ("?random/$md5");	1995	$exit->slaying ("?random/$md5");
1857	$exit->msg (undef);	1996	$exit->msg (undef);
1858	}	1997	}
1859	}	1998	}
1860		1999
1861	sub cf::object::player::enter_exit {	2000	sub cf::object::player::enter_exit {
1862	my ($self, $exit) = @_;	2001	my ($self, $exit) = @_;
1863		2002
1864	return unless $self->type == cf::PLAYER;	2003	return unless $self->type == cf::PLAYER;
		2004
		2005	if ($exit->slaying eq "/!") {
		2006	#TODO: this should de-fi-ni-te-ly not be a sync-job
		2007	# the problem is that $exit might not survive long enough
		2008	# so it needs to be done right now, right here
		2009	cf::sync_job { prepare_random_map $exit };
		2010	}
		2011
		2012	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2013	my $hp = $exit->stats->hp;
		2014	my $sp = $exit->stats->sp;
1865		2015
1866	$self->enter_link;	2016	$self->enter_link;
1867		2017
1868	(async {	2018	(async {
1869	$self->deactivate_recursive; # just to be sure	2019	$self->deactivate_recursive; # just to be sure
1870	unless (eval {	2020	unless (eval {
1871	prepare_random_map $exit	2021	$self->goto ($slaying, $hp, $sp);
1872	if $exit->slaying eq "/!";
1873
1874	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1875	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1876		2022
1877	1;	2023	1;
1878	}) {	2024	}) {
1879	$self->message ("Something went wrong deep within the crossfire server. "	2025	$self->message ("Something went wrong deep within the crossfire server. "
1880	. "I'll try to bring you back to the map you were before. "	2026	. "I'll try to bring you back to the map you were before. "
1881	. "Please report this to the dungeon master!",	2027	. "Please report this to the dungeon master!",
1882	cf::NDI_UNIQUE | cf::NDI_RED);	2028	cf::NDI_UNIQUE | cf::NDI_RED);
1883		2029
1884	warn "ERROR in enter_exit: $@";	2030	warn "ERROR in enter_exit: $@";
1885	$self->leave_link;	2031	$self->leave_link;
1886	}	2032	}
1887	})->prio (1);	2033	})->prio (1);
…		…
1900		2046
1901	sub cf::client::send_drawinfo {	2047	sub cf::client::send_drawinfo {
1902	my ($self, $text, $flags) = @_;	2048	my ($self, $text, $flags) = @_;
1903		2049
1904	utf8::encode $text;	2050	utf8::encode $text;
1905	$self->send_packet (sprintf "drawinfo %d %s", $flags, $text);	2051	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
1906	}	2052	}
1907		2053
		2054	=item $client->ext_event ($type, %msg)
		2055
		2056	Sends an exti event to the client.
		2057
		2058	=cut
		2059
		2060	sub cf::client::ext_event($$%) {
		2061	my ($self, $type, %msg) = @_;
		2062
		2063	$msg{msgtype} = "event_$type";
		2064	$self->send_packet ("ext " . cf::to_json \%msg);
		2065	}
1908		2066
1909	=item $success = $client->query ($flags, "text", \&cb)	2067	=item $success = $client->query ($flags, "text", \&cb)
1910		2068
1911	Queues a query to the client, calling the given callback with	2069	Queues a query to the client, calling the given callback with
1912	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2070	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
…		…
1941	# get handled first	2099	# get handled first
1942	my $queue = delete $ns->{query_queue}	2100	my $queue = delete $ns->{query_queue}
1943	or return; # be conservative, not sure how that can happen, but we saw a crash here	2101	or return; # be conservative, not sure how that can happen, but we saw a crash here
1944		2102
1945	(shift @$queue)->[1]->($msg);	2103	(shift @$queue)->[1]->($msg);
		2104	return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1946		2105
1947	push @{ $ns->{query_queue} }, @$queue;	2106	push @{ $ns->{query_queue} }, @$queue;
1948		2107
1949	if (@{ $ns->{query_queue} } == @$queue) {	2108	if (@{ $ns->{query_queue} } == @$queue) {
1950	if (@$queue) {	2109	if (@$queue) {
…		…
2008		2167
2009	# here we export the classes and methods available to script code	2168	# here we export the classes and methods available to script code
2010		2169
2011	=pod	2170	=pod
2012		2171
2013	The following fucntions and emthods are available within a safe environment:	2172	The following functions and methods are available within a safe environment:
2014		2173
2015	cf::object contr pay_amount pay_player map	2174	cf::object contr pay_amount pay_player map
2016	cf::object::player player	2175	cf::object::player player
2017	cf::player peaceful	2176	cf::player peaceful
2018	cf::map trigger	2177	cf::map trigger
…		…
2111	The parameter C<$family> should best start with the name of the extension	2270	The parameter C<$family> should best start with the name of the extension
2112	using it, it should be unique.	2271	using it, it should be unique.
2113		2272
2114	=over 4	2273	=over 4
2115		2274
2116	=item $hashref = cf::db_get $family
2117
2118	Return a hashref for use by the extension C<$family>, which can be
2119	modified. After modifications, you have to call C<cf::db_dirty> or
2120	C<cf::db_sync>.
2121
2122	=item $value = cf::db_get $family => $key	2275	=item $value = cf::db_get $family => $key
2123		2276
2124	Returns a single value from the database	2277	Returns a single value from the database.
2125
2126	=item cf::db_put $family => $hashref
2127
2128	Stores the given family hashref into the database. Updates are delayed, if
2129	you want the data to be synced to disk immediately, use C<cf::db_sync>.
2130		2278
2131	=item cf::db_put $family => $key => $value	2279	=item cf::db_put $family => $key => $value
2132		2280
2133	Stores the given C<$value> in the family hash. Updates are delayed, if you	2281	Stores the given C<$value> in the family.
2134	want the data to be synced to disk immediately, use C<cf::db_sync>.
2135
2136	=item cf::db_dirty
2137
2138	Marks the database as dirty, to be updated at a later time.
2139
2140	=item cf::db_sync
2141
2142	Immediately write the database to disk I<if it is dirty>.
2143		2282
2144	=cut	2283	=cut
2145		2284
2146	our $DB;	2285	our $DB;
2147		2286
2148	{	2287	sub db_init {
		2288	unless ($DB) {
		2289	$DB = BDB::db_create $DB_ENV;
		2290
		2291	cf::sync_job {
		2292	eval {
		2293	$DB->set_flags (BDB::CHKSUM);
		2294
		2295	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
		2296	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		2297	cf::cleanup "db_open(db): $!" if $!;
		2298	};
		2299	cf::cleanup "db_open(db): $@" if $@;
		2300	};
		2301
2149	my $path = cf::localdir . "/database.pst";	2302	my $path = cf::localdir . "/database.pst";
		2303	if (stat $path) {
		2304	cf::sync_job {
		2305	my $pst = Storable::retrieve $path;
2150		2306
2151	sub db_load() {	2307	cf::db_put (board => data => $pst->{board});
2152	$DB = stat $path ? Storable::retrieve $path : { };	2308	cf::db_put (guildrules => data => $pst->{guildrules});
2153	}	2309	cf::db_put (rent => balance => $pst->{rent}{balance});
		2310	BDB::db_env_txn_checkpoint $DB_ENV;
2154		2311
2155	my $pid;	2312	unlink $path;
2156
2157	sub db_save() {
2158	waitpid $pid, 0 if $pid;
2159	if (0 == ($pid = fork)) {
2160	$DB->{_meta}{version} = 1;
2161	Storable::nstore $DB, "$path~";
2162	rename "$path~", $path;
2163	cf::_exit 0 if defined $pid;
2164	}	2313	};
2165	}
2166
2167	my $dirty;
2168
2169	sub db_sync() {
2170	db_save if $dirty;
2171	undef $dirty;
2172	}
2173
2174	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
2175	db_sync;
2176	});
2177
2178	sub db_dirty() {
2179	$dirty = 1;
2180	$idle->start;
2181	}
2182
2183	sub db_get($;$) {
2184	@_ >= 2
2185	? $DB->{$_[0]}{$_[1]}
2186	: ($DB->{$_[0]} ||= { })
2187	}
2188
2189	sub db_put($$;$) {
2190	if (@_ >= 3) {
2191	$DB->{$_[0]}{$_[1]} = $_[2];
2192	} else {
2193	$DB->{$_[0]} = $_[1];
2194	}
2195	db_dirty;
2196	}
2197
2198	cf::global->attach (
2199	prio => 10000,
2200	on_cleanup => sub {
2201	db_sync;
2202	},	2314	}
2203	);	2315	}
		2316	}
		2317
		2318	sub db_get($$) {
		2319	my $key = "$_[0]/$_[1]";
		2320
		2321	cf::sync_job {
		2322	BDB::db_get $DB, undef, $key, my $data;
		2323
		2324	$! ? ()
		2325	: Compress::LZF::sthaw $data
		2326	}
		2327	}
		2328
		2329	sub db_put($$$) {
		2330	BDB::dbreq_pri 4;
		2331	BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
2204	}	2332	}
2205		2333
2206	#############################################################################	2334	#############################################################################
2207	# the server's main()	2335	# the server's init and main functions
		2336
		2337	sub load_facedata {
		2338	my $path = sprintf "%s/facedata", cf::datadir;
		2339
		2340	warn "loading facedata from $path\n";
		2341
		2342	my $facedata;
		2343	0 < aio_load $path, $facedata
		2344	or die "$path: $!";
		2345
		2346	$facedata = Coro::Storable::thaw $facedata;
		2347
		2348	$facedata->{version} == 2
		2349	or cf::cleanup "$path: version mismatch, cannot proceed.";
		2350
		2351	{
		2352	my $faces = $facedata->{faceinfo};
		2353
		2354	while (my ($face, $info) = each %$faces) {
		2355	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		2356	cf::face::set $idx, $info->{visibility}, $info->{magicmap};
		2357	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};
		2358	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};
		2359	Coro::cede;
		2360	}
		2361
		2362	while (my ($face, $info) = each %$faces) {
		2363	next unless $info->{smooth};
		2364	my $idx = cf::face::find $face
		2365	or next;
		2366	if (my $smooth = cf::face::find $info->{smooth}) {
		2367	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};
		2368	} else {
		2369	warn "smooth face '$info->{smooth}' not found for face '$face'";
		2370	}
		2371	Coro::cede;
		2372	}
		2373	}
		2374
		2375	{
		2376	my $anims = $facedata->{animinfo};
		2377
		2378	while (my ($anim, $info) = each %$anims) {
		2379	cf::anim::set $anim, $info->{frames}, $info->{facings};
		2380	Coro::cede;
		2381	}
		2382
		2383	cf::anim::invalidate_all; # d'oh
		2384	}
		2385
		2386	1
		2387	}
		2388
		2389	our $archetypes_loaded;
		2390
		2391	sub load_archetypes {
		2392	return 1 if $archetypes_loaded++; # current can only load them once
		2393	load_archetype_file sprintf "%s/archetypes", cf::datadir; # remove when stable
		2394	load_archetype_file sprintf "%s/archetypes", cf::datadir
		2395	}
		2396
		2397	sub load_treasures {
		2398	load_treasure_file sprintf "%s/treasures", cf::datadir
		2399	}
		2400
		2401	sub reload_resources {
		2402	load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir
		2403	or die "unable to load regions file\n";
		2404	load_facedata
		2405	or die "unable to load facedata\n";
		2406	load_archetypes
		2407	or die "unable to load archetypes\n";
		2408	load_treasures
		2409	or die "unable to load treasurelists\n";
		2410	}
		2411
		2412	sub init {
		2413	reload_resources;
		2414	}
2208		2415
2209	sub cfg_load {	2416	sub cfg_load {
2210	open my $fh, "<:utf8", cf::confdir . "/config"	2417	open my $fh, "<:utf8", cf::confdir . "/config"
2211	or return;	2418	or return;
2212		2419
…		…
2229		2436
2230	sub main {	2437	sub main {
2231	# we must not ever block the main coroutine	2438	# we must not ever block the main coroutine
2232	local $Coro::idle = sub {	2439	local $Coro::idle = sub {
2233	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2440	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2441	(async {
2234	async { Event::one_event };	2442	Event::one_event;
		2443	})->prio (Coro::PRIO_MAX);
2235	};	2444	};
2236		2445
2237	cfg_load;	2446	cfg_load;
2238	db_load;	2447	db_init;
2239	load_extensions;	2448	load_extensions;
		2449
		2450	$TICK_WATCHER->start;
2240	Event::loop;	2451	Event::loop;
2241	}	2452	}
2242		2453
2243	#############################################################################	2454	#############################################################################
2244	# initialisation and cleanup	2455	# initialisation and cleanup
2245		2456
2246	# install some emergency cleanup handlers	2457	# install some emergency cleanup handlers
2247	BEGIN {	2458	BEGIN {
2248	for my $signal (qw(INT HUP TERM)) {	2459	for my $signal (qw(INT HUP TERM)) {
2249	Event->signal (	2460	Event->signal (
		2461	reentrant => 0,
2250	data => WF_AUTOCANCEL,	2462	data => WF_AUTOCANCEL,
2251	signal => $signal,	2463	signal => $signal,
		2464	prio => 0,
2252	cb => sub {	2465	cb => sub {
2253	cf::cleanup "SIG$signal";	2466	cf::cleanup "SIG$signal";
2254	},	2467	},
2255	);	2468	);
2256	}	2469	}
2257	}	2470	}
…		…
2278	my $map = $cf::MAP{$path} or next;	2491	my $map = $cf::MAP{$path} or next;
2279	$map->valid or next;	2492	$map->valid or next;
2280	$map->save;	2493	$map->save;
2281	}	2494	}
2282	warn "end emergency map save\n";	2495	warn "end emergency map save\n";
		2496
		2497	warn "begin emergency database checkpoint\n";
		2498	BDB::db_env_txn_checkpoint $DB_ENV;
		2499	warn "end emergency database checkpoint\n";
2283	};	2500	};
2284		2501
2285	warn "leave emergency perl save\n";	2502	warn "leave emergency perl save\n";
		2503	}
		2504
		2505	sub post_cleanup {
		2506	my ($make_core) = @_;
		2507
		2508	warn Carp::longmess "post_cleanup backtrace"
		2509	if $make_core;
2286	}	2510	}
2287		2511
2288	sub reload() {	2512	sub reload() {
2289	# can/must only be called in main	2513	# can/must only be called in main
2290	if ($Coro::current != $Coro::main) {	2514	if ($Coro::current != $Coro::main) {
2291	warn "can only reload from main coroutine\n";	2515	warn "can only reload from main coroutine";
2292	return;	2516	return;
2293	}	2517	}
2294		2518
2295	warn "reloading...";	2519	warn "reloading...";
2296		2520
2297	warn "freezing server";	2521	warn "entering sync_job";
2298	my $guard = freeze_mainloop;	2522
		2523	cf::sync_job {
		2524	cf::write_runtime; # external watchdog should not bark
2299	cf::emergency_save;	2525	cf::emergency_save;
		2526	cf::write_runtime; # external watchdog should not bark
2300		2527
2301	warn "sync database to disk";	2528	warn "syncing database to disk";
2302	cf::db_sync;	2529	BDB::db_env_txn_checkpoint $DB_ENV;
2303	IO::AIO::flush;
2304		2530
2305	eval {
2306	# if anything goes wrong in here, we should simply crash as we already saved	2531	# if anything goes wrong in here, we should simply crash as we already saved
2307		2532
2308	warn "cancel all watchers";	2533	warn "cancelling all WF_AUTOCANCEL watchers";
2309	for (Event::all_watchers) {	2534	for (Event::all_watchers) {
2310	$_->cancel if $_->data & WF_AUTOCANCEL;	2535	$_->cancel if $_->data & WF_AUTOCANCEL;
2311	}	2536	}
2312		2537
		2538	warn "flushing outstanding aio requests";
		2539	for (;;) {
		2540	BDB::flush;
		2541	IO::AIO::flush;
		2542	Coro::cede;
		2543	last unless IO::AIO::nreqs || BDB::nreqs;
		2544	warn "iterate...";
		2545	}
		2546
		2547	++$RELOAD;
		2548
2313	warn "cancel all extension coros";	2549	warn "cancelling all extension coros";
2314	$_->cancel for values %EXT_CORO;	2550	$_->cancel for values %EXT_CORO;
2315	%EXT_CORO = ();	2551	%EXT_CORO = ();
2316		2552
2317	warn "remove commands";	2553	warn "removing commands";
2318	%COMMAND = ();	2554	%COMMAND = ();
2319		2555
2320	warn "remove ext commands";	2556	warn "removing ext commands";
2321	%EXTCMD = ();	2557	%EXTCMD = ();
2322		2558
2323	warn "unload/nuke all extensions";	2559	warn "unloading/nuking all extensions";
2324	for my $pkg (@EXTS) {	2560	for my $pkg (@EXTS) {
2325	warn "... unloading $pkg";	2561	warn "... unloading $pkg";
2326		2562
2327	if (my $cb = $pkg->can ("unload")) {	2563	if (my $cb = $pkg->can ("unload")) {
2328	eval {	2564	eval {
…		…
2333		2569
2334	warn "... nuking $pkg";	2570	warn "... nuking $pkg";
2335	Symbol::delete_package $pkg;	2571	Symbol::delete_package $pkg;
2336	}	2572	}
2337		2573
2338	warn "unload all perl modules loaded from $LIBDIR";	2574	warn "unloading all perl modules loaded from $LIBDIR";
2339	while (my ($k, $v) = each %INC) {	2575	while (my ($k, $v) = each %INC) {
2340	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2576	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2341		2577
2342	warn "removing <$k>";	2578	warn "... unloading $k";
2343	delete $INC{$k};	2579	delete $INC{$k};
2344		2580
2345	$k =~ s/\.pm$//;	2581	$k =~ s/\.pm$//;
2346	$k =~ s/\//::/g;	2582	$k =~ s/\//::/g;
2347		2583
…		…
2350	}	2586	}
2351		2587
2352	Symbol::delete_package $k;	2588	Symbol::delete_package $k;
2353	}	2589	}
2354		2590
2355	warn "get rid of safe::, as good as possible";	2591	warn "getting rid of safe::, as good as possible";
2356	Symbol::delete_package "safe::$_"	2592	Symbol::delete_package "safe::$_"
2357	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2593	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2358		2594
2359	warn "unload cf.pm \"a bit\"";	2595	warn "unloading cf.pm \"a bit\"";
2360	delete $INC{"cf.pm"};	2596	delete $INC{"cf.pm"};
2361		2597
2362	# don't, removes xs symbols, too,	2598	# don't, removes xs symbols, too,
2363	# and global variables created in xs	2599	# and global variables created in xs
2364	#Symbol::delete_package __PACKAGE__;	2600	#Symbol::delete_package __PACKAGE__;
2365		2601
		2602	warn "unload completed, starting to reload now";
		2603
2366	warn "reloading cf.pm";	2604	warn "reloading cf.pm";
2367	require cf;	2605	require cf;
2368	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2606	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2369		2607
2370	warn "load config and database again";	2608	warn "loading config and database again";
2371	cf::cfg_load;	2609	cf::cfg_load;
2372	cf::db_load;
2373		2610
2374	warn "load extensions";	2611	warn "loading extensions";
2375	cf::load_extensions;	2612	cf::load_extensions;
2376		2613
2377	warn "reattach attachments to objects/players";	2614	warn "reattaching attachments to objects/players";
2378	_global_reattach;	2615	_global_reattach; # objects, sockets
2379	warn "reattach attachments to maps";	2616	warn "reattaching attachments to maps";
2380	reattach $_ for values %MAP;	2617	reattach $_ for values %MAP;
2381	};	2618	warn "reattaching attachments to players";
		2619	reattach $_ for values %PLAYER;
2382		2620
2383	if ($@) {	2621	warn "loading reloadable resources";
		2622	reload_resources;
		2623
		2624	warn "leaving sync_job";
		2625
		2626	1
		2627	} or do {
2384	warn $@;	2628	warn $@;
2385	warn "error while reloading, exiting.";	2629	warn "error while reloading, exiting.";
2386	exit 1;	2630	exit 1;
2387	}	2631	};
2388		2632
2389	warn "reloaded";	2633	warn "reloaded";
2390	};	2634	};
2391		2635
		2636	our $RELOAD_WATCHER; # used only during reload
		2637
2392	register_command "reload" => sub {	2638	register_command "reload" => sub {
2393	my ($who, $arg) = @_;	2639	my ($who, $arg) = @_;
2394		2640
2395	if ($who->flag (FLAG_WIZ)) {	2641	if ($who->flag (FLAG_WIZ)) {
2396	$who->message ("start of reload.");	2642	$who->message ("reloading server.");
		2643
		2644	# doing reload synchronously and two reloads happen back-to-back,
		2645	# coro crashes during coro_state_free->destroy here.
		2646
		2647	$RELOAD_WATCHER ||= Event->timer (
		2648	reentrant => 0,
		2649	after => 0,
		2650	data => WF_AUTOCANCEL,
		2651	cb => sub {
2397	reload;	2652	reload;
2398	$who->message ("end of reload.");	2653	undef $RELOAD_WATCHER;
		2654	},
		2655	);
2399	}	2656	}
2400	};	2657	};
2401		2658
2402	unshift @INC, $LIBDIR;	2659	unshift @INC, $LIBDIR;
		2660
		2661	my $bug_warning = 0;
		2662
		2663	our @WAIT_FOR_TICK;
		2664	our @WAIT_FOR_TICK_BEGIN;
		2665
		2666	sub wait_for_tick {
		2667	return unless $TICK_WATCHER->is_active;
		2668	return if $Coro::current == $Coro::main;
		2669
		2670	my $signal = new Coro::Signal;
		2671	push @WAIT_FOR_TICK, $signal;
		2672	$signal->wait;
		2673	}
		2674
		2675	sub wait_for_tick_begin {
		2676	return unless $TICK_WATCHER->is_active;
		2677	return if $Coro::current == $Coro::main;
		2678
		2679	my $signal = new Coro::Signal;
		2680	push @WAIT_FOR_TICK_BEGIN, $signal;
		2681	$signal->wait;
		2682	}
2403		2683
2404	$TICK_WATCHER = Event->timer (	2684	$TICK_WATCHER = Event->timer (
2405	reentrant => 0,	2685	reentrant => 0,
		2686	parked => 1,
2406	prio => 0,	2687	prio => 0,
2407	at => $NEXT_TICK || $TICK,	2688	at => $NEXT_TICK || $TICK,
2408	data => WF_AUTOCANCEL,	2689	data => WF_AUTOCANCEL,
2409	cb => sub {	2690	cb => sub {
		2691	if ($Coro::current != $Coro::main) {
		2692	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2693	unless ++$bug_warning > 10;
		2694	return;
		2695	}
		2696
2410	$NOW = Event::time;	2697	$NOW = Event::time;
2411		2698
2412	cf::server_tick; # one server iteration	2699	cf::server_tick; # one server iteration
2413	$RUNTIME += $TICK;	2700	$RUNTIME += $TICK;
2414	$NEXT_TICK += $TICK;	2701	$NEXT_TICK += $TICK;
2415		2702
2416	$WAIT_FOR_TICK->broadcast;	2703	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2417	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;	2704	$NEXT_RUNTIME_WRITE = $NOW + 10;
		2705	Coro::async_pool {
		2706	write_runtime
		2707	or warn "ERROR: unable to write runtime file: $!";
		2708	};
		2709	}
		2710
		2711	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
		2712	$sig->send;
		2713	}
		2714	while (my $sig = shift @WAIT_FOR_TICK) {
		2715	$sig->send;
		2716	}
		2717
		2718	# my $AFTER = Event::time;
		2719	# warn $AFTER - $NOW;#d#
2418		2720
2419	# if we are delayed by four ticks or more, skip them all	2721	# if we are delayed by four ticks or more, skip them all
2420	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2722	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2421		2723
2422	$TICK_WATCHER->at ($NEXT_TICK);	2724	$TICK_WATCHER->at ($NEXT_TICK);
2423	$TICK_WATCHER->start;	2725	$TICK_WATCHER->start;
2424	},	2726	},
2425	);	2727	);
2426		2728
		2729	{
		2730	BDB::max_poll_time $TICK * 0.1;
		2731	$BDB_POLL_WATCHER = Event->io (
		2732	reentrant => 0,
		2733	fd => BDB::poll_fileno,
		2734	poll => 'r',
		2735	prio => 0,
		2736	data => WF_AUTOCANCEL,
		2737	cb => \&BDB::poll_cb,
		2738	);
		2739	BDB::min_parallel 8;
		2740
		2741	BDB::set_sync_prepare {
		2742	my $status;
		2743	my $current = $Coro::current;
		2744	(
		2745	sub {
		2746	$status = $!;
		2747	$current->ready; undef $current;
		2748	},
		2749	sub {
		2750	Coro::schedule while defined $current;
		2751	$! = $status;
		2752	},
		2753	)
		2754	};
		2755
		2756	unless ($DB_ENV) {
		2757	$DB_ENV = BDB::db_env_create;
		2758
		2759	cf::sync_job {
		2760	eval {
		2761	BDB::db_env_open
		2762	$DB_ENV,
		2763	$BDB_ENV_DIR,
		2764	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
		2765	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
		2766	0666;
		2767
		2768	cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;
		2769
		2770	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
		2771	$DB_ENV->set_lk_detect;
		2772	};
		2773
		2774	cf::cleanup "db_env_open(db): $@" if $@;
		2775	};
		2776	}
		2777	}
		2778
		2779	{
		2780	IO::AIO::min_parallel 8;
		2781
		2782	undef $Coro::AIO::WATCHER;
2427	IO::AIO::max_poll_time $TICK * 0.2;	2783	IO::AIO::max_poll_time $TICK * 0.1;
2428
2429	$AIO_POLL_WATCHER = Event->io (	2784	$AIO_POLL_WATCHER = Event->io (
2430	fd => IO::AIO::poll_fileno,	2785	reentrant => 0,
2431	poll => 'r',
2432	prio => 5,
2433	data => WF_AUTOCANCEL,
2434	cb => \&IO::AIO::poll_cb,
2435	);
2436
2437	$WRITE_RUNTIME_WATCHER = Event->timer (
2438	data => WF_AUTOCANCEL,	2786	data => WF_AUTOCANCEL,
2439	after => 0,	2787	fd => IO::AIO::poll_fileno,
2440	interval => 10,	2788	poll => 'r',
2441	cb => sub {	2789	prio => 6,
2442	(Coro::unblock_sub {	2790	cb => \&IO::AIO::poll_cb,
2443	write_runtime	2791	);
2444	or warn "ERROR: unable to write runtime file: $!";	2792	}
2445	})->();
2446	},
2447	);
2448		2793
2449	END { cf::emergency_save }	2794	END { cf::emergency_save }
2450		2795
2451	1	2796	1
2452		2797

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