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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.166 by root, Sat Jan 13 23:06:13 2007 UTC vs.
Revision 1.239 by root, Mon Apr 16 06:23:42 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;
		61	our $AIO_POLL_WATCHER;
		62	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
49	our $NEXT_TICK;	63	our $NEXT_TICK;
50	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;
51		69
52	our %CFG;	70	our %CFG;
53		71
54	our $UPTIME; $UPTIME ||= time;	72	our $UPTIME; $UPTIME ||= time;
55	our $RUNTIME;	73	our $RUNTIME;
56		74
57	our %PLAYER; # all users	75	our %PLAYER; # all users
58	our %MAP; # all maps	76	our %MAP; # all maps
59	our $LINK_MAP; # the special {link} map, which is always available	77	our $LINK_MAP; # the special {link} map, which is always available
60	our $RANDOM_MAPS = cf::localdir . "/random";	78	our $RANDOM_MAPS = cf::localdir . "/random";
61		79	our $BDB_ENV_DIR = cf::localdir . "/db";
62	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
63	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
64		80
65	# 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 ∕
66	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	82	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
67		83
68	binmode STDOUT;	84	binmode STDOUT;
…		…
78	mkdir cf::localdir;	94	mkdir cf::localdir;
79	mkdir cf::localdir . "/" . cf::playerdir;	95	mkdir cf::localdir . "/" . cf::playerdir;
80	mkdir cf::localdir . "/" . cf::tmpdir;	96	mkdir cf::localdir . "/" . cf::tmpdir;
81	mkdir cf::localdir . "/" . cf::uniquedir;	97	mkdir cf::localdir . "/" . cf::uniquedir;
82	mkdir $RANDOM_MAPS;	98	mkdir $RANDOM_MAPS;
		99	mkdir $BDB_ENV_DIR;
83		100
84	our $EMERGENCY_POSITION;	101	our $EMERGENCY_POSITION;
		102
		103	sub cf::map::normalise;
85		104
86	#############################################################################	105	#############################################################################
87		106
88	=head2 GLOBAL VARIABLES	107	=head2 GLOBAL VARIABLES
89		108
…		…
114	=item %cf::CFG	133	=item %cf::CFG
115		134
116	Configuration for the server, loaded from C</etc/crossfire/config>, or	135	Configuration for the server, loaded from C</etc/crossfire/config>, or
117	from wherever your confdir points to.	136	from wherever your confdir points to.
118		137
119	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE	138	=item cf::wait_for_tick, cf::wait_for_tick_begin
120		139
121	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
122	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
123	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.
124	window of cpu time available, or simply to synchronise to the server tick.
125		143
126	=back	144	=back
127		145
128	=cut	146	=cut
129		147
…		…
188	$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;
189	$d	207	$d
190	} || "[unable to dump $_[0]: '$@']";	208	} || "[unable to dump $_[0]: '$@']";
191	}	209	}
192		210
193	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
194		212
195	=item $ref = cf::from_json $json	213	=item $ref = cf::from_json $json
196		214
197	Converts a JSON string into the corresponding perl data structure.	215	Converts a JSON string into the corresponding perl data structure.
198		216
199	=cut
200
201	sub from_json($) {
202	$JSON::Syck::ImplicitUnicode = 1; # work around JSON::Syck bugs
203	JSON::Syck::Load $_[0]
204	}
205
206	=item $json = cf::to_json $ref	217	=item $json = cf::to_json $ref
207		218
208	Converts a perl data structure into its JSON representation.	219	Converts a perl data structure into its JSON representation.
209
210	=cut
211
212	sub to_json($) {
213	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
214	JSON::Syck::Dump $_[0]
215	}
216		220
217	=item cf::lock_wait $string	221	=item cf::lock_wait $string
218		222
219	Wait until the given lock is available. See cf::lock_acquire.	223	Wait until the given lock is available. See cf::lock_acquire.
220		224
…		…
257	}	261	}
258		262
259	sub freeze_mainloop {	263	sub freeze_mainloop {
260	return unless $TICK_WATCHER->is_active;	264	return unless $TICK_WATCHER->is_active;
261		265
262	my $guard = Coro::guard { $TICK_WATCHER->start };	266	my $guard = Coro::guard {
		267	$TICK_WATCHER->start;
		268	};
263	$TICK_WATCHER->stop;	269	$TICK_WATCHER->stop;
264	$guard	270	$guard
265	}	271	}
266		272
267	=item cf::async { BLOCK }	273	=item cf::async { BLOCK }
…		…
338		344
339	$coro	345	$coro
340	}	346	}
341		347
342	sub write_runtime {	348	sub write_runtime {
343	return unless $TICK_WATCHER->is_active;	349	my $guard = cf::lock_acquire "write_runtime";
344		350
345	my $runtime = cf::localdir . "/runtime";	351	my $runtime = cf::localdir . "/runtime";
346		352
347	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	353	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
348	or return;	354	or return;
349		355
		356	my $value = $cf::RUNTIME + 90 + 10;
350	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
351	(aio_write $fh, 0, (length $value), $value, 0) <= 0	360	(aio_write $fh, 0, (length $value), $value, 0) <= 0
352	and return;	361	and return;
353		362
		363	# always fsync - this file is important
354	aio_fsync $fh	364	aio_fsync $fh
355	and return;	365	and return;
356		366
357	close $fh	367	close $fh
358	or return;	368	or return;
359		369
360	aio_rename "$runtime~", $runtime	370	aio_rename "$runtime~", $runtime
361	and return;	371	and return;
362		372
363	1	373	1
		374	}
		375
		376	=item cf::datalog type => key => value, ...
		377
		378	Log a datalog packet of the given type with the given key-value pairs.
		379
		380	=cut
		381
		382	sub datalog($@) {
		383	my ($type, %kv) = @_;
		384	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
364	}	385	}
365		386
366	=back	387	=back
367		388
368	=cut	389	=cut
…		…
499	our @CB_TYPE = (); # registry for type (cf-object class) based events	520	our @CB_TYPE = (); # registry for type (cf-object class) based events
500	our @CB_MAP = ();	521	our @CB_MAP = ();
501		522
502	my %attachment;	523	my %attachment;
503		524
		525	sub cf::attachable::thawer_merge {
		526	# simply override everything except _meta
		527	local $_[0]{_meta};
		528	%{$_[0]} = %{$_[1]};
		529	}
		530
504	sub _attach_cb($$$$) {	531	sub _attach_cb($$$$) {
505	my ($registry, $event, $prio, $cb) = @_;	532	my ($registry, $event, $prio, $cb) = @_;
506		533
507	use sort 'stable';	534	use sort 'stable';
508		535
…		…
679	# object support	706	# object support
680		707
681	sub reattach {	708	sub reattach {
682	# basically do the same as instantiate, without calling instantiate	709	# basically do the same as instantiate, without calling instantiate
683	my ($obj) = @_;	710	my ($obj) = @_;
		711
		712	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
684		713
685	my $registry = $obj->registry;	714	my $registry = $obj->registry;
686		715
687	@$registry = ();	716	@$registry = ();
688		717
…		…
735	$filename, length $$rdata, scalar @$objs;	764	$filename, length $$rdata, scalar @$objs;
736		765
737	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	766	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
738	chmod SAVE_MODE, $fh;	767	chmod SAVE_MODE, $fh;
739	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	768	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
740	aio_fsync $fh;	769	aio_fsync $fh if $cf::USE_FSYNC;
741	close $fh;	770	close $fh;
742		771
743	if (@$objs) {	772	if (@$objs) {
744	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) {
745	chmod SAVE_MODE, $fh;	774	chmod SAVE_MODE, $fh;
746	my $data = Storable::nfreeze { version => 1, objs => $objs };	775	my $data = Storable::nfreeze { version => 1, objs => $objs };
747	aio_write $fh, 0, (length $data), $data, 0;	776	aio_write $fh, 0, (length $data), $data, 0;
748	aio_fsync $fh;	777	aio_fsync $fh if $cf::USE_FSYNC;
749	close $fh;	778	close $fh;
750	aio_rename "$filename.pst~", "$filename.pst";	779	aio_rename "$filename.pst~", "$filename.pst";
751	}	780	}
752	} else {	781	} else {
753	aio_unlink "$filename.pst";	782	aio_unlink "$filename.pst";
…		…
900	} or warn "$ext not loaded: $@";	929	} or warn "$ext not loaded: $@";
901	}	930	}
902	}	931	}
903		932
904	#############################################################################	933	#############################################################################
905	# load/save/clean perl data associated with a map
906
907	*cf::mapsupport::on_clean = sub {
908	my ($map) = @_;
909
910	my $path = $map->tmpname;
911	defined $path or return;
912
913	unlink "$path.pst";
914	};
915
916	cf::map->attach (prio => -10000, package => cf::mapsupport::);
917
918	#############################################################################
919		934
920	=head2 CORE EXTENSIONS	935	=head2 CORE EXTENSIONS
921		936
922	Functions and methods that extend core crossfire objects.	937	Functions and methods that extend core crossfire objects.
923		938
…		…
946	}	961	}
947		962
948	sub path($) {	963	sub path($) {
949	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];	964	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
950		965
951	(playerdir $login) . "/$login.pl"	966	(playerdir $login) . "/playerdata"
952	}	967	}
953		968
954	sub find_active($) {	969	sub find_active($) {
955	$cf::PLAYER{$_[0]}	970	$cf::PLAYER{$_[0]}
956	and $cf::PLAYER{$_[0]}->active	971	and $cf::PLAYER{$_[0]}->active
…		…
959		974
960	sub exists($) {	975	sub exists($) {
961	my ($login) = @_;	976	my ($login) = @_;
962		977
963	$cf::PLAYER{$login}	978	$cf::PLAYER{$login}
964	or cf::sync_job { !aio_stat $login }	979	or cf::sync_job { !aio_stat path $login }
965	}	980	}
966		981
967	sub find($) {	982	sub find($) {
968	return $cf::PLAYER{$_[0]} || do {	983	return $cf::PLAYER{$_[0]} || do {
969	my $login = $_[0];	984	my $login = $_[0];
970		985
971	my $guard = cf::lock_acquire "user_find:$login";	986	my $guard = cf::lock_acquire "user_find:$login";
972		987
973	$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
974	my $pl = load_pl path $login	996	my $pl = load_pl path $login
975	or return;	997	or return;
976	$cf::PLAYER{$login} = $pl	998	$cf::PLAYER{$login} = $pl
977	}	999	}
978	}	1000	}
…		…
1015		1037
1016	=cut	1038	=cut
1017		1039
1018	sub quit_character {	1040	sub quit_character {
1019	my ($pl) = @_;	1041	my ($pl) = @_;
		1042
		1043	my $name = $pl->ob->name;
1020		1044
1021	$pl->{deny_save} = 1;	1045	$pl->{deny_save} = 1;
1022	$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
1023		1047
1024	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1048	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
…		…
1029	my $path = playerdir $pl;	1053	my $path = playerdir $pl;
1030	my $temp = "$path~$cf::RUNTIME~deleting~";	1054	my $temp = "$path~$cf::RUNTIME~deleting~";
1031	aio_rename $path, $temp;	1055	aio_rename $path, $temp;
1032	delete $cf::PLAYER{$pl->ob->name};	1056	delete $cf::PLAYER{$pl->ob->name};
1033	$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
1034	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;
1035	}	1079	}
1036		1080
1037	=item cf::player::list_logins	1081	=item cf::player::list_logins
1038		1082
1039	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
…		…
1067	=cut	1111	=cut
1068		1112
1069	sub maps($) {	1113	sub maps($) {
1070	my ($pl) = @_;	1114	my ($pl) = @_;
1071		1115
		1116	$pl = ref $pl ? $pl->ob->name : $pl;
		1117
1072	my $files = aio_readdir playerdir $pl	1118	my $files = aio_readdir playerdir $pl
1073	or return;	1119	or return;
1074		1120
1075	my @paths;	1121	my @paths;
1076		1122
1077	for (@$files) {	1123	for (@$files) {
1078	utf8::decode $_;	1124	utf8::decode $_;
1079	next if /\.(?:pl|pst)$/;	1125	next if /\.(?:pl|pst)$/;
1080	next unless /^$PATH_SEP/o;	1126	next unless /^$PATH_SEP/o;
1081		1127
1082	push @paths, "~" . $pl->ob->name . "/" . $_;	1128	push @paths, cf::map::normalise "~$pl/$_";
1083	}	1129	}
1084		1130
1085	\@paths	1131	\@paths
1086	}	1132	}
1087		1133
1088	=item $player->ext_reply ($msgid, $msgtype, %msg)	1134	=item $player->ext_reply ($msgid, %msg)
1089		1135
1090	Sends an ext reply to the player.	1136	Sends an ext reply to the player.
1091		1137
1092	=cut	1138	=cut
1093		1139
1094	sub ext_reply($$$%) {	1140	sub ext_reply($$%) {
1095	my ($self, $id, %msg) = @_;	1141	my ($self, $id, %msg) = @_;
1096		1142
1097	$msg{msgid} = $id;	1143	$msg{msgid} = $id;
1098		1144
1099	$self->send ("ext " . cf::to_json \%msg);	1145	$self->send ("ext " . cf::to_json \%msg);
1100	}	1146	}
1101		1147
1102	package cf;	1148	=item $player->ext_event ($type, %msg)
		1149
		1150	Sends an ext event to the client.
		1151
		1152	=cut
		1153
		1154	sub ext_event($$%) {
		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	}
1103		1188
1104	=back	1189	=back
1105
1106		1190
1107	=head3 cf::map	1191	=head3 cf::map
1108		1192
1109	=over 4	1193	=over 4
1110		1194
…		…
1114		1198
1115	use Fcntl;	1199	use Fcntl;
1116	use Coro::AIO;	1200	use Coro::AIO;
1117		1201
1118	use overload	1202	use overload
1119	'""' => \&as_string;	1203	'""' => \&as_string,
		1204	fallback => 1;
1120		1205
1121	our $MAX_RESET = 3600;	1206	our $MAX_RESET = 3600;
1122	our $DEFAULT_RESET = 3000;	1207	our $DEFAULT_RESET = 3000;
1123		1208
1124	sub generate_random_map {	1209	sub generate_random_map {
1125	my ($self, $rmp) = @_;	1210	my ($self, $rmp) = @_;
1126
1127	# mit "rum" bekleckern, nicht	1211	# mit "rum" bekleckern, nicht
1128	$self->_create_random_map (	1212	$self->_create_random_map (
1129	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1213	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1130	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1214	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1131	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1215	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1138	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1222	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1139	(cf::region::find $rmp->{region}), $rmp->{custom}	1223	(cf::region::find $rmp->{region}), $rmp->{custom}
1140	)	1224	)
1141	}	1225	}
1142		1226
		1227	=item cf::map->register ($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
1143	sub register {	1235	sub register {
1144	my (undef, $regex) = @_;	1236	my (undef, $regex, $prio) = @_;
1145	my $pkg = caller;	1237	my $pkg = caller;
1146		1238
1147	no strict;	1239	no strict;
1148	push @{"$pkg\::ISA"}, __PACKAGE__;	1240	push @{"$pkg\::ISA"}, __PACKAGE__;
1149		1241
1150	$EXT_MAP{$pkg} = qr<$regex>;	1242	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1151	}	1243	}
1152		1244
1153	# also paths starting with '/'	1245	# also paths starting with '/'
1154	$EXT_MAP{"cf::map"} = qr{^(?=/)};	1246	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1247
		1248	sub thawer_merge {
		1249	my ($self, $merge) = @_;
		1250
		1251	# we have to keep some variables in memory intact
		1252	local $self->{path};
		1253	local $self->{load_path};
		1254	local $self->{deny_save};
		1255	local $self->{deny_reset};
		1256
		1257	$self->SUPER::thawer_merge ($merge);
		1258	}
1155		1259
1156	sub normalise {	1260	sub normalise {
1157	my ($path, $base) = @_;	1261	my ($path, $base) = @_;
		1262
		1263	$path = "$path"; # make sure its a string
		1264
		1265	$path =~ s/\.map$//;
1158		1266
1159	# map plan:	1267	# map plan:
1160	#	1268	#
1161	# /! non-realised random map exit (special hack!)	1269	# /! non-realised random map exit (special hack!)
1162	# {... are special paths that are not being touched	1270	# {... are special paths that are not being touched
…		…
1190		1298
1191	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
1192		1300
1193	$path = normalise $path, $base;	1301	$path = normalise $path, $base;
1194		1302
1195	for my $pkg (keys %EXT_MAP) {	1303	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
1196	if ($path =~ $EXT_MAP{$pkg}) {	1304	if ($path =~ $EXT_MAP{$pkg}[1]) {
1197	my $self = bless cf::map::new, $pkg;	1305	my $self = bless cf::map::new, $pkg;
1198	$self->{path} = $path; $self->path ($path);	1306	$self->{path} = $path; $self->path ($path);
1199	$self->init; # pass $1 etc.	1307	$self->init; # pass $1 etc.
1200	return $self;	1308	return $self;
1201	}	1309	}
1202	}	1310	}
1203		1311
1204	Carp::carp "unable to resolve path '$path'.";	1312	Carp::carp "unable to resolve path '$path' (base '$base').";
1205	()	1313	()
1206	}	1314	}
1207		1315
1208	sub init {	1316	sub init {
1209	my ($self) = @_;	1317	my ($self) = @_;
…		…
1220	# the displayed name, this is a one way mapping	1328	# the displayed name, this is a one way mapping
1221	sub visible_name {	1329	sub visible_name {
1222	&as_string	1330	&as_string
1223	}	1331	}
1224		1332
1225	# escape the /'s in the path
1226	sub _escaped_path {
1227	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1228
1229	$path
1230	}
1231
1232	# the original (read-only) location	1333	# the original (read-only) location
1233	sub load_path {	1334	sub load_path {
1234	my ($self) = @_;	1335	my ($self) = @_;
1235		1336
1236	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}	1337	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
1237	}	1338	}
1238		1339
1239	# the temporary/swap location	1340	# the temporary/swap location
1240	sub save_path {	1341	sub save_path {
1241	my ($self) = @_;	1342	my ($self) = @_;
1242		1343
		1344	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1243	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $self->_escaped_path	1345	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
1244	}	1346	}
1245		1347
1246	# the unique path, undef == no special unique path	1348	# the unique path, undef == no special unique path
1247	sub uniq_path {	1349	sub uniq_path {
1248	my ($self) = @_;	1350	my ($self) = @_;
1249		1351
		1352	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1250	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path	1353	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1251	}	1354	}
1252		1355
1253	# and all this just because we cannot iterate over	1356	# and all this just because we cannot iterate over
1254	# all maps in C++...	1357	# all maps in C++...
1255	sub change_all_map_light {	1358	sub change_all_map_light {
…		…
1261		1364
1262	sub unlink_save {	1365	sub unlink_save {
1263	my ($self) = @_;	1366	my ($self) = @_;
1264		1367
1265	utf8::encode (my $save = $self->save_path);	1368	utf8::encode (my $save = $self->save_path);
1266	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;	1369	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
1267	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";	1370	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
1268	}	1371	}
1269		1372
1270	sub load_header_from($) {	1373	sub load_header_from($) {
1271	my ($self, $path) = @_;	1374	my ($self, $path) = @_;
1272		1375
1273	utf8::encode $path;	1376	utf8::encode $path;
1274	aio_open $path, O_RDONLY, 0	1377	#aio_open $path, O_RDONLY, 0
1275	or return;	1378	# or return;
1276		1379
1277	$self->_load_header ($path)	1380	$self->_load_header ($path)
1278	or return;	1381	or return;
1279		1382
1280	$self->{load_path} = $path;	1383	$self->{load_path} = $path;
1281		1384
1282	1	1385	1
1283	}	1386	}
1284		1387
1285	sub load_orig {	1388	sub load_header_orig {
1286	my ($self) = @_;	1389	my ($self) = @_;
1287		1390
1288	$self->load_header_from ($self->load_path)	1391	$self->load_header_from ($self->load_path)
1289	}	1392	}
1290		1393
1291	sub load_temp {	1394	sub load_header_temp {
1292	my ($self) = @_;	1395	my ($self) = @_;
1293		1396
1294	$self->load_header_from ($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	$self->instantiate;
1295	}	1417	}
1296		1418
1297	sub load_header {	1419	sub load_header {
1298	my ($self) = @_;	1420	my ($self) = @_;
1299		1421
1300	if ($self->load_temp) {	1422	if ($self->load_header_temp) {
1301	$self->last_access ((delete $self->{last_access})	1423	$self->prepare_temp;
1302	|| $cf::RUNTIME); #d#
1303	# safety
1304	$self->{instantiate_time} = $cf::RUNTIME
1305	if $self->{instantiate_time} > $cf::RUNTIME;
1306	} else {	1424	} else {
1307	$self->load_orig	1425	$self->load_header_orig
1308	or return;	1426	or return;
1309		1427	$self->prepare_orig;
1310	$self->{load_original} = 1;
1311	$self->{instantiate_time} = $cf::RUNTIME;
1312	$self->last_access ($cf::RUNTIME);
1313	$self->instantiate;
1314	}	1428	}
		1429
		1430	$self->default_region (cf::region::find_by_path $self->{path})
		1431	unless $self->default_region;
1315		1432
1316	1	1433	1
1317	}	1434	}
1318		1435
1319	sub find;	1436	sub find;
…		…
1332	$map->{last_save} = $cf::RUNTIME;	1449	$map->{last_save} = $cf::RUNTIME;
1333		1450
1334	$map->load_header	1451	$map->load_header
1335	or return;	1452	or return;
1336		1453
1337	if ($map->should_reset) {	1454	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1455	# doing this can freeze the server in a sync job, obviously
		1456	#$cf::WAIT_FOR_TICK->wait;
1338	$map->reset;	1457	$map->reset;
1339	undef $guard;	1458	undef $guard;
1340	$map = find $path	1459	return find $path;
1341	or return;
1342	}	1460	}
1343		1461
1344	$cf::MAP{$path} = $map	1462	$cf::MAP{$path} = $map
1345	}	1463	}
1346	}	1464	}
		1465
		1466	sub pre_load { }
		1467	sub post_load { }
1347		1468
1348	sub load {	1469	sub load {
1349	my ($self) = @_;	1470	my ($self) = @_;
1350		1471
		1472	local $self->{deny_reset} = 1; # loading can take a long time
		1473
1351	my $path = $self->{path};	1474	my $path = $self->{path};
1352	my $guard = cf::lock_acquire "map_load:$path";	1475	my $guard = cf::lock_acquire "map_load:$path";
1353		1476
1354	return if $self->in_memory != cf::MAP_SWAPPED;	1477	return if $self->in_memory != cf::MAP_SWAPPED;
1355		1478
1356	$self->in_memory (cf::MAP_LOADING);	1479	$self->in_memory (cf::MAP_LOADING);
1357		1480
1358	$self->alloc;	1481	$self->alloc;
		1482
		1483	$self->pre_load;
		1484	Coro::cede;
		1485
1359	$self->_load_objects ($self->{load_path}, 1)	1486	$self->_load_objects ($self->{load_path}, 1)
1360	or return;	1487	or return;
1361		1488
1362	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1489	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1363	if delete $self->{load_original};	1490	if delete $self->{load_original};
…		…
1369	$self->_load_objects ($uniq, 0);	1496	$self->_load_objects ($uniq, 0);
1370	}	1497	}
1371	}	1498	}
1372		1499
1373	Coro::cede;	1500	Coro::cede;
1374
1375	# now do the right thing for maps	1501	# now do the right thing for maps
1376	$self->link_multipart_objects;	1502	$self->link_multipart_objects;
		1503	Coro::cede;
1377		1504
1378	unless ($self->{deny_activate}) {	1505	unless ($self->{deny_activate}) {
1379	$self->decay_objects;	1506	$self->decay_objects;
1380	$self->fix_auto_apply;	1507	$self->fix_auto_apply;
1381	$self->update_buttons;	1508	$self->update_buttons;
…		…
1383	$self->set_darkness_map;	1510	$self->set_darkness_map;
1384	$self->difficulty ($self->estimate_difficulty)	1511	$self->difficulty ($self->estimate_difficulty)
1385	unless $self->difficulty;	1512	unless $self->difficulty;
1386	Coro::cede;	1513	Coro::cede;
1387	$self->activate;	1514	$self->activate;
		1515	Coro::cede;
1388	}	1516	}
		1517
		1518	$self->post_load;
		1519	Coro::cede;
1389		1520
1390	$self->in_memory (cf::MAP_IN_MEMORY);	1521	$self->in_memory (cf::MAP_IN_MEMORY);
1391	}	1522	}
1392		1523
1393	sub customise_for {	1524	sub customise_for {
…		…
1434		1565
1435	cf::sync_job { $map->load };	1566	cf::sync_job { $map->load };
1436	}	1567	}
1437		1568
1438	our %MAP_PREFETCH;	1569	our %MAP_PREFETCH;
1439	our $MAP_PREFETCHER = Coro::async {	1570	our $MAP_PREFETCHER = undef;
1440	while () {
1441	for my $path (keys %MAP_PREFETCH) {
1442	my $map = find $path
1443	or next;
1444	$map->load;
1445
1446	delete $MAP_PREFETCH{$path};
1447	}
1448	Coro::schedule;
1449	}
1450	};
1451		1571
1452	sub find_async {	1572	sub find_async {
1453	my ($path, $origin) = @_;	1573	my ($path, $origin) = @_;
1454		1574
1455	$path = normalise $path, $origin && $origin->{path};	1575	$path = normalise $path, $origin && $origin->{path};
1456		1576
1457	if (my $map = $cf::MAP{$path}) {	1577	if (my $map = $cf::MAP{$path}) {
1458	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	1578	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1459	}	1579	}
1460		1580
1461	$MAP_PREFETCH{$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	};
1462	$MAP_PREFETCHER->ready;	1594	$MAP_PREFETCHER->prio (6);
1463		1595
1464	()	1596	()
1465	}	1597	}
1466		1598
1467	sub save {	1599	sub save {
…		…
1512		1644
1513	sub reset_at {	1645	sub reset_at {
1514	my ($self) = @_;	1646	my ($self) = @_;
1515		1647
1516	# TODO: safety, remove and allow resettable per-player maps	1648	# TODO: safety, remove and allow resettable per-player maps
1517	return 1e99 if $self->isa ("ext::map_per_player");	1649	return 1e99 if $self->isa ("ext::map_per_player");#d#
1518	return 1e99 if $self->{deny_reset};	1650	return 1e99 if $self->{deny_reset};
1519		1651
1520	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1652	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1521	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1653	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1522		1654
…		…
1527	my ($self) = @_;	1659	my ($self) = @_;
1528		1660
1529	$self->reset_at <= $cf::RUNTIME	1661	$self->reset_at <= $cf::RUNTIME
1530	}	1662	}
1531		1663
1532	sub rename {
1533	my ($self, $new_path) = @_;
1534
1535	normalise $new_path;
1536
1537	$self->unlink_save;
1538
1539	delete $cf::MAP{$self->path};
1540	$self->{path} = $new_path; $self->path ($self->{path});
1541	$cf::MAP{$self->path} = $self;
1542
1543	$self->save;
1544	}
1545
1546	sub reset {	1664	sub reset {
1547	my ($self) = @_;	1665	my ($self) = @_;
1548		1666
1549	my $lock = cf::lock_acquire "map_data:" . $self->path;	1667	my $lock = cf::lock_acquire "map_data:$self->{path}";
1550		1668
1551	return if $self->players;	1669	return if $self->players;
1552	return if $self->isa ("ext::map_per_player");#d#	1670	return if $self->isa ("ext::map_per_player");#d#
1553		1671
1554	warn "resetting map ", $self->path;#d#	1672	warn "resetting map ", $self->path;#d#
1555		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
1556	delete $cf::MAP{$self->path};	1684	delete $cf::MAP{$self->path};
		1685
		1686	$self->clear;
1557		1687
1558	$_->clear_links_to ($self) for values %cf::MAP;	1688	$_->clear_links_to ($self) for values %cf::MAP;
1559		1689
1560	$self->unlink_save;	1690	$self->unlink_save;
1561	$self->destroy;	1691	$self->destroy;
…		…
1564	my $nuke_counter = "aaaa";	1694	my $nuke_counter = "aaaa";
1565		1695
1566	sub nuke {	1696	sub nuke {
1567	my ($self) = @_;	1697	my ($self) = @_;
1568		1698
		1699	delete $cf::MAP{$self->path};
		1700
		1701	$self->unlink_save;
		1702
		1703	bless $self, "cf::map";
		1704	delete $self->{deny_reset};
1569	$self->{deny_save} = 1;	1705	$self->{deny_save} = 1;
1570	$self->reset_timeout (1);	1706	$self->reset_timeout (1);
1571	$self->rename ("{nuke}/" . ($nuke_counter++));	1707	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1708
		1709	$cf::MAP{$self->path} = $self;
		1710
1572	$self->reset; # polite request, might not happen	1711	$self->reset; # polite request, might not happen
1573	}	1712	}
1574		1713
1575	=item cf::map::unique_maps	1714	=item cf::map::unique_maps
1576		1715
…		…
1588	for (@$files) {	1727	for (@$files) {
1589	utf8::decode $_;	1728	utf8::decode $_;
1590	next if /\.pst$/;	1729	next if /\.pst$/;
1591	next unless /^$PATH_SEP/o;	1730	next unless /^$PATH_SEP/o;
1592		1731
1593	push @paths, $_;	1732	push @paths, cf::map::normalise $_;
1594	}	1733	}
1595		1734
1596	\@paths	1735	\@paths
1597	}	1736	}
1598		1737
…		…
1692	=cut	1831	=cut
1693		1832
1694	sub link_map {	1833	sub link_map {
1695	unless ($LINK_MAP) {	1834	unless ($LINK_MAP) {
1696	$LINK_MAP = cf::map::find "{link}"	1835	$LINK_MAP = cf::map::find "{link}"
1697	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };	1836	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
1698	$LINK_MAP->load;	1837	$LINK_MAP->load;
1699	}	1838	}
1700		1839
1701	$LINK_MAP	1840	$LINK_MAP
1702	}	1841	}
…		…
1709	return if UNIVERSAL::isa $self->map, "ext::map_link";	1848	return if UNIVERSAL::isa $self->map, "ext::map_link";
1710		1849
1711	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1850	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1712	if $self->map;	1851	if $self->map;
1713		1852
1714	$self->enter_map ($LINK_MAP || link_map, 20, 20);	1853	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1715	}	1854	}
1716		1855
1717	sub cf::object::player::leave_link {	1856	sub cf::object::player::leave_link {
1718	my ($self, $map, $x, $y) = @_;	1857	my ($self, $map, $x, $y) = @_;
1719		1858
…		…
1741	$map->load;	1880	$map->load;
1742	$map->load_diag;	1881	$map->load_diag;
1743		1882
1744	return unless $self->contr->active;	1883	return unless $self->contr->active;
1745	$self->activate_recursive;	1884	$self->activate_recursive;
		1885
		1886	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1746	$self->enter_map ($map, $x, $y);	1887	$self->enter_map ($map, $x, $y);
1747	}	1888	}
1748		1889
1749	cf::player->attach (	1890	cf::player->attach (
1750	on_logout => sub {	1891	on_logout => sub {
…		…
1763	# try to abort aborted map switching on player login :)	1904	# try to abort aborted map switching on player login :)
1764	# should happen only on crashes	1905	# should happen only on crashes
1765	if ($pl->ob->{_link_pos}) {	1906	if ($pl->ob->{_link_pos}) {
1766	$pl->ob->enter_link;	1907	$pl->ob->enter_link;
1767	(async {	1908	(async {
1768	# we need this sleep as the login has a concurrent enter_exit running
1769	# and this sleep increases chances of the player not ending up in scorn
1770	$pl->ob->reply (undef,	1909	$pl->ob->reply (undef,
1771	"There was an internal problem at your last logout, "	1910	"There was an internal problem at your last logout, "
1772	. "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.",
1773	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
1774	Coro::Timer::sleep 1;	1915	Coro::Timer::sleep 1;
1775	$pl->ob->leave_link;	1916	$pl->ob->leave_link;
1776	})->prio (2);	1917	})->prio (2);
1777	}	1918	}
1778	},	1919	},
…		…
1786	my ($self, $path, $x, $y) = @_;	1927	my ($self, $path, $x, $y) = @_;
1787		1928
1788	$self->enter_link;	1929	$self->enter_link;
1789		1930
1790	(async {	1931	(async {
		1932	my $map = eval {
1791	my $map = cf::map::find $path;	1933	my $map = cf::map::find $path;
1792	$map = $map->customise_for ($self) if $map;	1934	$map = $map->customise_for ($self) if $map;
1793		1935	$map
1794	# warn "entering ", $map->path, " at ($x, $y)\n"	1936	} or
1795	# if $map;
1796
1797	$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);
1798		1938
1799	$self->leave_link ($map, $x, $y);	1939	$self->leave_link ($map, $x, $y);
1800	})->prio (1);	1940	})->prio (1);
1801	}	1941	}
1802		1942
…		…
1806		1946
1807	sub parse_random_map_params {	1947	sub parse_random_map_params {
1808	my ($spec) = @_;	1948	my ($spec) = @_;
1809		1949
1810	my $rmp = { # defaults	1950	my $rmp = { # defaults
1811	xsize => 10,	1951	xsize => (cf::rndm 15, 40),
1812	ysize => 10,	1952	ysize => (cf::rndm 15, 40),
		1953	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1954	#layout => string,
1813	};	1955	};
1814		1956
1815	for (split /\n/, $spec) {	1957	for (split /\n/, $spec) {
1816	my ($k, $v) = split /\s+/, $_, 2;	1958	my ($k, $v) = split /\s+/, $_, 2;
1817		1959
…		…
1821	$rmp	1963	$rmp
1822	}	1964	}
1823		1965
1824	sub prepare_random_map {	1966	sub prepare_random_map {
1825	my ($exit) = @_;	1967	my ($exit) = @_;
		1968
		1969	my $guard = cf::lock_acquire "exit_prepare:$exit";
1826		1970
1827	# all this does is basically replace the /! path by	1971	# all this does is basically replace the /! path by
1828	# a new random map path (?random/...) with a seed	1972	# a new random map path (?random/...) with a seed
1829	# that depends on the exit object	1973	# that depends on the exit object
1830		1974
1831	my $rmp = parse_random_map_params $exit->msg;	1975	my $rmp = parse_random_map_params $exit->msg;
1832		1976
1833	if ($exit->map) {	1977	if ($exit->map) {
1834	$rmp->{region} = $exit->map->region_name;	1978	$rmp->{region} = $exit->region->name;
1835	$rmp->{origin_map} = $exit->map->path;	1979	$rmp->{origin_map} = $exit->map->path;
1836	$rmp->{origin_x} = $exit->x;	1980	$rmp->{origin_x} = $exit->x;
1837	$rmp->{origin_y} = $exit->y;	1981	$rmp->{origin_y} = $exit->y;
1838	}	1982	}
1839		1983
1840	$rmp->{random_seed} ||= $exit->random_seed;	1984	$rmp->{random_seed} ||= $exit->random_seed;
1841		1985
1842	my $data = cf::to_json $rmp;	1986	my $data = cf::to_json $rmp;
1843	my $md5 = Digest::MD5::md5_hex $data;	1987	my $md5 = Digest::MD5::md5_hex $data;
		1988	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1844		1989
1845	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) {
1846	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;
1847		1994
1848	$exit->slaying ("?random/$md5");	1995	$exit->slaying ("?random/$md5");
1849	$exit->msg (undef);	1996	$exit->msg (undef);
1850	}	1997	}
1851	}	1998	}
1852		1999
1853	sub cf::object::player::enter_exit {	2000	sub cf::object::player::enter_exit {
1854	my ($self, $exit) = @_;	2001	my ($self, $exit) = @_;
1855		2002
1856	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;
1857		2015
1858	$self->enter_link;	2016	$self->enter_link;
1859		2017
1860	(async {	2018	(async {
1861	$self->deactivate_recursive; # just to be sure	2019	$self->deactivate_recursive; # just to be sure
1862	unless (eval {	2020	unless (eval {
1863	prepare_random_map $exit	2021	$self->goto ($slaying, $hp, $sp);
1864	if $exit->slaying eq "/!";
1865
1866	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1867	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1868		2022
1869	1;	2023	1;
1870	}) {	2024	}) {
1871	$self->message ("Something went wrong deep within the crossfire server. "	2025	$self->message ("Something went wrong deep within the crossfire server. "
1872	. "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. "
1873	. "Please report this to the dungeon master!",	2027	. "Please report this to the dungeon master!",
1874	cf::NDI_UNIQUE | cf::NDI_RED);	2028	cf::NDI_UNIQUE | cf::NDI_RED);
1875		2029
1876	warn "ERROR in enter_exit: $@";	2030	warn "ERROR in enter_exit: $@";
1877	$self->leave_link;	2031	$self->leave_link;
1878	}	2032	}
1879	})->prio (1);	2033	})->prio (1);
…		…
1892		2046
1893	sub cf::client::send_drawinfo {	2047	sub cf::client::send_drawinfo {
1894	my ($self, $text, $flags) = @_;	2048	my ($self, $text, $flags) = @_;
1895		2049
1896	utf8::encode $text;	2050	utf8::encode $text;
1897	$self->send_packet (sprintf "drawinfo %d %s", $flags, $text);	2051	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
1898	}	2052	}
1899		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	}
1900		2066
1901	=item $success = $client->query ($flags, "text", \&cb)	2067	=item $success = $client->query ($flags, "text", \&cb)
1902		2068
1903	Queues a query to the client, calling the given callback with	2069	Queues a query to the client, calling the given callback with
1904	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>,
…		…
1933	# get handled first	2099	# get handled first
1934	my $queue = delete $ns->{query_queue}	2100	my $queue = delete $ns->{query_queue}
1935	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
1936		2102
1937	(shift @$queue)->[1]->($msg);	2103	(shift @$queue)->[1]->($msg);
		2104	return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1938		2105
1939	push @{ $ns->{query_queue} }, @$queue;	2106	push @{ $ns->{query_queue} }, @$queue;
1940		2107
1941	if (@{ $ns->{query_queue} } == @$queue) {	2108	if (@{ $ns->{query_queue} } == @$queue) {
1942	if (@$queue) {	2109	if (@$queue) {
…		…
2000		2167
2001	# here we export the classes and methods available to script code	2168	# here we export the classes and methods available to script code
2002		2169
2003	=pod	2170	=pod
2004		2171
2005	The following fucntions and emthods are available within a safe environment:	2172	The following functions and methods are available within a safe environment:
2006		2173
2007	cf::object contr pay_amount pay_player map	2174	cf::object contr pay_amount pay_player map
2008	cf::object::player player	2175	cf::object::player player
2009	cf::player peaceful	2176	cf::player peaceful
2010	cf::map trigger	2177	cf::map trigger
…		…
2103	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
2104	using it, it should be unique.	2271	using it, it should be unique.
2105		2272
2106	=over 4	2273	=over 4
2107		2274
2108	=item $hashref = cf::db_get $family
2109
2110	Return a hashref for use by the extension C<$family>, which can be
2111	modified. After modifications, you have to call C<cf::db_dirty> or
2112	C<cf::db_sync>.
2113
2114	=item $value = cf::db_get $family => $key	2275	=item $value = cf::db_get $family => $key
2115		2276
2116	Returns a single value from the database	2277	Returns a single value from the database.
2117
2118	=item cf::db_put $family => $hashref
2119
2120	Stores the given family hashref into the database. Updates are delayed, if
2121	you want the data to be synced to disk immediately, use C<cf::db_sync>.
2122		2278
2123	=item cf::db_put $family => $key => $value	2279	=item cf::db_put $family => $key => $value
2124		2280
2125	Stores the given C<$value> in the family hash. Updates are delayed, if you	2281	Stores the given C<$value> in the family.
2126	want the data to be synced to disk immediately, use C<cf::db_sync>.
2127
2128	=item cf::db_dirty
2129
2130	Marks the database as dirty, to be updated at a later time.
2131
2132	=item cf::db_sync
2133
2134	Immediately write the database to disk I<if it is dirty>.
2135		2282
2136	=cut	2283	=cut
2137		2284
2138	our $DB;	2285	our $DB;
2139		2286
2140	{	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
2141	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;
2142		2306
2143	sub db_load() {	2307	cf::db_put (board => data => $pst->{board});
2144	$DB = stat $path ? Storable::retrieve $path : { };	2308	cf::db_put (guildrules => data => $pst->{guildrules});
2145	}	2309	cf::db_put (rent => balance => $pst->{rent}{balance});
		2310	BDB::db_env_txn_checkpoint $DB_ENV;
2146		2311
2147	my $pid;	2312	unlink $path;
2148
2149	sub db_save() {
2150	waitpid $pid, 0 if $pid;
2151	if (0 == ($pid = fork)) {
2152	$DB->{_meta}{version} = 1;
2153	Storable::nstore $DB, "$path~";
2154	rename "$path~", $path;
2155	cf::_exit 0 if defined $pid;
2156	}	2313	};
2157	}
2158
2159	my $dirty;
2160
2161	sub db_sync() {
2162	db_save if $dirty;
2163	undef $dirty;
2164	}
2165
2166	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
2167	db_sync;
2168	});
2169
2170	sub db_dirty() {
2171	$dirty = 1;
2172	$idle->start;
2173	}
2174
2175	sub db_get($;$) {
2176	@_ >= 2
2177	? $DB->{$_[0]}{$_[1]}
2178	: ($DB->{$_[0]} ||= { })
2179	}
2180
2181	sub db_put($$;$) {
2182	if (@_ >= 3) {
2183	$DB->{$_[0]}{$_[1]} = $_[2];
2184	} else {
2185	$DB->{$_[0]} = $_[1];
2186	}
2187	db_dirty;
2188	}
2189
2190	cf::global->attach (
2191	prio => 10000,
2192	on_cleanup => sub {
2193	db_sync;
2194	},	2314	}
2195	);	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 { };
2196	}	2332	}
2197		2333
2198	#############################################################################	2334	#############################################################################
2199	# 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	sub reload_resources {
		2390	load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir
		2391	or die "unable to load regions file\n";#d#
		2392	load_facedata
		2393	or die "unable to load facedata\n";#d#
		2394	}
		2395
		2396	sub init {
		2397	reload_resources;
		2398	}
2200		2399
2201	sub cfg_load {	2400	sub cfg_load {
2202	open my $fh, "<:utf8", cf::confdir . "/config"	2401	open my $fh, "<:utf8", cf::confdir . "/config"
2203	or return;	2402	or return;
2204		2403
…		…
2221		2420
2222	sub main {	2421	sub main {
2223	# we must not ever block the main coroutine	2422	# we must not ever block the main coroutine
2224	local $Coro::idle = sub {	2423	local $Coro::idle = sub {
2225	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2424	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2425	(async {
2226	async { Event::one_event };	2426	Event::one_event;
		2427	})->prio (Coro::PRIO_MAX);
2227	};	2428	};
2228		2429
2229	cfg_load;	2430	cfg_load;
2230	db_load;	2431	db_init;
2231	load_extensions;	2432	load_extensions;
		2433
		2434	$TICK_WATCHER->start;
2232	Event::loop;	2435	Event::loop;
2233	}	2436	}
2234		2437
2235	#############################################################################	2438	#############################################################################
2236	# initialisation and cleanup	2439	# initialisation and cleanup
2237		2440
2238	# install some emergency cleanup handlers	2441	# install some emergency cleanup handlers
2239	BEGIN {	2442	BEGIN {
2240	for my $signal (qw(INT HUP TERM)) {	2443	for my $signal (qw(INT HUP TERM)) {
2241	Event->signal (	2444	Event->signal (
		2445	reentrant => 0,
2242	data => WF_AUTOCANCEL,	2446	data => WF_AUTOCANCEL,
2243	signal => $signal,	2447	signal => $signal,
		2448	prio => 0,
2244	cb => sub {	2449	cb => sub {
2245	cf::cleanup "SIG$signal";	2450	cf::cleanup "SIG$signal";
2246	},	2451	},
2247	);	2452	);
2248	}	2453	}
2249	}	2454	}
…		…
2254	warn "enter emergency perl save\n";	2459	warn "enter emergency perl save\n";
2255		2460
2256	cf::sync_job {	2461	cf::sync_job {
2257	# use a peculiar iteration method to avoid tripping on perl	2462	# use a peculiar iteration method to avoid tripping on perl
2258	# refcount bugs in for. also avoids problems with players	2463	# refcount bugs in for. also avoids problems with players
2259	# and maps saved/Destroyed asynchronously.	2464	# and maps saved/destroyed asynchronously.
2260	warn "begin emergency player save\n";	2465	warn "begin emergency player save\n";
2261	for my $login (keys %cf::PLAYER) {	2466	for my $login (keys %cf::PLAYER) {
2262	my $pl = $cf::PLAYER{$login} or next;	2467	my $pl = $cf::PLAYER{$login} or next;
2263	$pl->valid or next;	2468	$pl->valid or next;
2264	$pl->save;	2469	$pl->save;
…		…
2270	my $map = $cf::MAP{$path} or next;	2475	my $map = $cf::MAP{$path} or next;
2271	$map->valid or next;	2476	$map->valid or next;
2272	$map->save;	2477	$map->save;
2273	}	2478	}
2274	warn "end emergency map save\n";	2479	warn "end emergency map save\n";
		2480
		2481	warn "begin emergency database checkpoint\n";
		2482	BDB::db_env_txn_checkpoint $DB_ENV;
		2483	warn "end emergency database checkpoint\n";
2275	};	2484	};
2276		2485
2277	warn "leave emergency perl save\n";	2486	warn "leave emergency perl save\n";
		2487	}
		2488
		2489	sub post_cleanup {
		2490	my ($make_core) = @_;
		2491
		2492	warn Carp::longmess "post_cleanup backtrace"
		2493	if $make_core;
2278	}	2494	}
2279		2495
2280	sub reload() {	2496	sub reload() {
2281	# can/must only be called in main	2497	# can/must only be called in main
2282	if ($Coro::current != $Coro::main) {	2498	if ($Coro::current != $Coro::main) {
2283	warn "can only reload from main coroutine\n";	2499	warn "can only reload from main coroutine";
2284	return;	2500	return;
2285	}	2501	}
2286		2502
2287	warn "reloading...";	2503	warn "reloading...";
2288		2504
2289	warn "freezing server";	2505	warn "entering sync_job";
2290	my $guard = freeze_mainloop;	2506
		2507	cf::sync_job {
		2508	cf::write_runtime; # external watchdog should not bark
2291	cf::emergency_save;	2509	cf::emergency_save;
		2510	cf::write_runtime; # external watchdog should not bark
2292		2511
2293	warn "sync database to disk";	2512	warn "syncing database to disk";
2294	cf::db_sync;	2513	BDB::db_env_txn_checkpoint $DB_ENV;
2295	IO::AIO::flush;
2296		2514
2297	eval {
2298	# if anything goes wrong in here, we should simply crash as we already saved	2515	# if anything goes wrong in here, we should simply crash as we already saved
2299		2516
2300	warn "cancel all watchers";	2517	warn "cancelling all WF_AUTOCANCEL watchers";
2301	for (Event::all_watchers) {	2518	for (Event::all_watchers) {
2302	$_->cancel if $_->data & WF_AUTOCANCEL;	2519	$_->cancel if $_->data & WF_AUTOCANCEL;
2303	}	2520	}
2304		2521
		2522	warn "flushing outstanding aio requests";
		2523	for (;;) {
		2524	BDB::flush;
		2525	IO::AIO::flush;
		2526	Coro::cede;
		2527	last unless IO::AIO::nreqs || BDB::nreqs;
		2528	warn "iterate...";
		2529	}
		2530
		2531	++$RELOAD;
		2532
2305	warn "cancel all extension coros";	2533	warn "cancelling all extension coros";
2306	$_->cancel for values %EXT_CORO;	2534	$_->cancel for values %EXT_CORO;
2307	%EXT_CORO = ();	2535	%EXT_CORO = ();
2308		2536
2309	warn "remove commands";	2537	warn "removing commands";
2310	%COMMAND = ();	2538	%COMMAND = ();
2311		2539
2312	warn "remove ext commands";	2540	warn "removing ext commands";
2313	%EXTCMD = ();	2541	%EXTCMD = ();
2314		2542
2315	warn "unload/nuke all extensions";	2543	warn "unloading/nuking all extensions";
2316	for my $pkg (@EXTS) {	2544	for my $pkg (@EXTS) {
2317	warn "... unloading $pkg";	2545	warn "... unloading $pkg";
2318		2546
2319	if (my $cb = $pkg->can ("unload")) {	2547	if (my $cb = $pkg->can ("unload")) {
2320	eval {	2548	eval {
…		…
2325		2553
2326	warn "... nuking $pkg";	2554	warn "... nuking $pkg";
2327	Symbol::delete_package $pkg;	2555	Symbol::delete_package $pkg;
2328	}	2556	}
2329		2557
2330	warn "unload all perl modules loaded from $LIBDIR";	2558	warn "unloading all perl modules loaded from $LIBDIR";
2331	while (my ($k, $v) = each %INC) {	2559	while (my ($k, $v) = each %INC) {
2332	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2560	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2333		2561
2334	warn "removing <$k>";	2562	warn "... unloading $k";
2335	delete $INC{$k};	2563	delete $INC{$k};
2336		2564
2337	$k =~ s/\.pm$//;	2565	$k =~ s/\.pm$//;
2338	$k =~ s/\//::/g;	2566	$k =~ s/\//::/g;
2339		2567
…		…
2342	}	2570	}
2343		2571
2344	Symbol::delete_package $k;	2572	Symbol::delete_package $k;
2345	}	2573	}
2346		2574
2347	warn "get rid of safe::, as good as possible";	2575	warn "getting rid of safe::, as good as possible";
2348	Symbol::delete_package "safe::$_"	2576	Symbol::delete_package "safe::$_"
2349	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2577	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2350		2578
2351	warn "unload cf.pm \"a bit\"";	2579	warn "unloading cf.pm \"a bit\"";
2352	delete $INC{"cf.pm"};	2580	delete $INC{"cf.pm"};
2353		2581
2354	# don't, removes xs symbols, too,	2582	# don't, removes xs symbols, too,
2355	# and global variables created in xs	2583	# and global variables created in xs
2356	#Symbol::delete_package __PACKAGE__;	2584	#Symbol::delete_package __PACKAGE__;
2357		2585
		2586	warn "unload completed, starting to reload now";
		2587
2358	warn "reloading cf.pm";	2588	warn "reloading cf.pm";
2359	require cf;	2589	require cf;
2360	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2590	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2361		2591
2362	warn "load config and database again";	2592	warn "loading config and database again";
2363	cf::cfg_load;	2593	cf::cfg_load;
2364	cf::db_load;
2365		2594
2366	warn "load extensions";	2595	warn "loading extensions";
2367	cf::load_extensions;	2596	cf::load_extensions;
2368		2597
2369	warn "reattach attachments to objects/players";	2598	warn "reattaching attachments to objects/players";
2370	_global_reattach;	2599	_global_reattach; # objects, sockets
2371	warn "reattach attachments to maps";	2600	warn "reattaching attachments to maps";
2372	reattach $_ for values %MAP;	2601	reattach $_ for values %MAP;
2373	};	2602	warn "reattaching attachments to players";
		2603	reattach $_ for values %PLAYER;
2374		2604
2375	if ($@) {	2605	warn "loading reloadable resources";
		2606	reload_resources;
		2607
		2608	warn "leaving sync_job";
		2609
		2610	1
		2611	} or do {
2376	warn $@;	2612	warn $@;
2377	warn "error while reloading, exiting.";	2613	warn "error while reloading, exiting.";
2378	exit 1;	2614	exit 1;
2379	}	2615	};
2380		2616
2381	warn "reloaded";	2617	warn "reloaded";
2382	};	2618	};
2383		2619
		2620	our $RELOAD_WATCHER; # used only during reload
		2621
2384	register_command "reload" => sub {	2622	register_command "reload" => sub {
2385	my ($who, $arg) = @_;	2623	my ($who, $arg) = @_;
2386		2624
2387	if ($who->flag (FLAG_WIZ)) {	2625	if ($who->flag (FLAG_WIZ)) {
2388	$who->message ("start of reload.");	2626	$who->message ("reloading server.");
		2627
		2628	# doing reload synchronously and two reloads happen back-to-back,
		2629	# coro crashes during coro_state_free->destroy here.
		2630
		2631	$RELOAD_WATCHER ||= Event->timer (
		2632	reentrant => 0,
		2633	after => 0,
		2634	data => WF_AUTOCANCEL,
		2635	cb => sub {
2389	reload;	2636	reload;
2390	$who->message ("end of reload.");	2637	undef $RELOAD_WATCHER;
		2638	},
		2639	);
2391	}	2640	}
2392	};	2641	};
2393		2642
2394	unshift @INC, $LIBDIR;	2643	unshift @INC, $LIBDIR;
		2644
		2645	my $bug_warning = 0;
		2646
		2647	our @WAIT_FOR_TICK;
		2648	our @WAIT_FOR_TICK_BEGIN;
		2649
		2650	sub wait_for_tick {
		2651	my $signal = new Coro::Signal;
		2652	push @WAIT_FOR_TICK, $signal;
		2653	$signal->wait;
		2654	}
		2655
		2656	sub wait_for_tick_begin {
		2657	my $signal = new Coro::Signal;
		2658	push @WAIT_FOR_TICK_BEGIN, $signal;
		2659	$signal->wait;
		2660	}
2395		2661
2396	$TICK_WATCHER = Event->timer (	2662	$TICK_WATCHER = Event->timer (
2397	reentrant => 0,	2663	reentrant => 0,
		2664	parked => 1,
2398	prio => 0,	2665	prio => 0,
2399	at => $NEXT_TICK || $TICK,	2666	at => $NEXT_TICK || $TICK,
2400	data => WF_AUTOCANCEL,	2667	data => WF_AUTOCANCEL,
2401	cb => sub {	2668	cb => sub {
		2669	if ($Coro::current != $Coro::main) {
		2670	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2671	unless ++$bug_warning > 10;
		2672	return;
		2673	}
		2674
2402	$NOW = Event::time;	2675	$NOW = Event::time;
2403		2676
2404	cf::server_tick; # one server iteration	2677	cf::server_tick; # one server iteration
2405	$RUNTIME += $TICK;	2678	$RUNTIME += $TICK;
2406	$NEXT_TICK += $TICK;	2679	$NEXT_TICK += $TICK;
2407		2680
2408	$WAIT_FOR_TICK->broadcast;	2681	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2409	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;	2682	$NEXT_RUNTIME_WRITE = $NOW + 10;
		2683	Coro::async_pool {
		2684	write_runtime
		2685	or warn "ERROR: unable to write runtime file: $!";
		2686	};
		2687	}
		2688
		2689	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
		2690	$sig->send;
		2691	}
		2692	while (my $sig = shift @WAIT_FOR_TICK) {
		2693	$sig->send;
		2694	}
		2695
		2696	# my $AFTER = Event::time;
		2697	# warn $AFTER - $NOW;#d#
2410		2698
2411	# if we are delayed by four ticks or more, skip them all	2699	# if we are delayed by four ticks or more, skip them all
2412	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2700	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2413		2701
2414	$TICK_WATCHER->at ($NEXT_TICK);	2702	$TICK_WATCHER->at ($NEXT_TICK);
2415	$TICK_WATCHER->start;	2703	$TICK_WATCHER->start;
2416	},	2704	},
2417	);	2705	);
2418		2706
		2707	{
2419	IO::AIO::max_poll_time $TICK * 0.2;	2708	BDB::max_poll_time $TICK * 0.1;
2420		2709	$BDB_POLL_WATCHER = Event->io (
2421	Event->io (	2710	reentrant => 0,
2422	fd => IO::AIO::poll_fileno,	2711	fd => BDB::poll_fileno,
2423	poll => 'r',	2712	poll => 'r',
2424	prio => 5,	2713	prio => 0,
2425	data => WF_AUTOCANCEL,
2426	cb => \&IO::AIO::poll_cb,
2427	);
2428
2429	Event->timer (
2430	data => WF_AUTOCANCEL,	2714	data => WF_AUTOCANCEL,
2431	after => 0,	2715	cb => \&BDB::poll_cb,
2432	interval => 10,	2716	);
2433	cb => sub {	2717	BDB::min_parallel 8;
2434	(Coro::unblock_sub {	2718
2435	write_runtime	2719	BDB::set_sync_prepare {
2436	or warn "ERROR: unable to write runtime file: $!";	2720	my $status;
		2721	my $current = $Coro::current;
		2722	(
		2723	sub {
		2724	$status = $!;
		2725	$current->ready; undef $current;
		2726	},
		2727	sub {
		2728	Coro::schedule while defined $current;
		2729	$! = $status;
		2730	},
		2731	)
		2732	};
		2733
		2734	unless ($DB_ENV) {
		2735	$DB_ENV = BDB::db_env_create;
		2736
		2737	cf::sync_job {
		2738	eval {
		2739	BDB::db_env_open
		2740	$DB_ENV,
		2741	$BDB_ENV_DIR,
		2742	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
		2743	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
		2744	0666;
		2745
		2746	cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;
		2747
		2748	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
		2749	$DB_ENV->set_lk_detect;
		2750	};
		2751
		2752	cf::cleanup "db_env_open(db): $@" if $@;
2437	})->();	2753	};
2438	},	2754	}
2439	);	2755	}
		2756
		2757	{
		2758	IO::AIO::min_parallel 8;
		2759
		2760	undef $Coro::AIO::WATCHER;
		2761	IO::AIO::max_poll_time $TICK * 0.1;
		2762	$AIO_POLL_WATCHER = Event->io (
		2763	reentrant => 0,
		2764	data => WF_AUTOCANCEL,
		2765	fd => IO::AIO::poll_fileno,
		2766	poll => 'r',
		2767	prio => 6,
		2768	cb => \&IO::AIO::poll_cb,
		2769	);
		2770	}
2440		2771
2441	END { cf::emergency_save }	2772	END { cf::emergency_save }
2442		2773
2443	1	2774	1
2444		2775

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