ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.160 by root, Wed Jan 10 22:54:06 2007 UTC vs.
Revision 1.225 by root, Wed Mar 14 00:04:58 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;
19		21
		22	use BDB ();
20	use Data::Dumper;	23	use Data::Dumper;
21	use Digest::MD5;	24	use Digest::MD5;
22	use Fcntl;	25	use Fcntl;
23	use IO::AIO 2.32 ();	26	use IO::AIO 2.32 ();
24	use YAML::Syck ();	27	use YAML::Syck ();
25	use Time::HiRes;	28	use Time::HiRes;
		29	use Compress::LZF;
26		30
		31	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		32	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
27	use Event; $Event::Eval = 1; # no idea why this is required, but it is	33	$Event::Eval = 1; # no idea why this is required, but it is
28		34
29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	35	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
30		36
31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	37	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
32	$YAML::Syck::ImplicitUnicode = 1;	38	$YAML::Syck::ImplicitUnicode = 1;
…		…
37	our %COMMAND_TIME = ();	43	our %COMMAND_TIME = ();
38		44
39	our @EXTS = (); # list of extension package names	45	our @EXTS = (); # list of extension package names
40	our %EXTCMD = ();	46	our %EXTCMD = ();
41	our %EXT_CORO = (); # coroutines bound to extensions	47	our %EXT_CORO = (); # coroutines bound to extensions
		48	our %EXT_MAP = (); # pluggable maps
42		49
		50	our $RELOAD; # number of reloads so far
43	our @EVENT;	51	our @EVENT;
44	our $LIBDIR = datadir . "/ext";	52	our $LIBDIR = datadir . "/ext";
45		53
46	our $TICK = MAX_TIME * 1e-6;	54	our $TICK = MAX_TIME * 1e-6;
47	our $TICK_WATCHER;	55	our $TICK_WATCHER;
		56	our $AIO_POLL_WATCHER;
		57	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
48	our $NEXT_TICK;	58	our $NEXT_TICK;
49	our $NOW;	59	our $NOW;
		60	our $USE_FSYNC = 1; # use fsync to write maps - default off
		61
		62	our $BDB_POLL_WATCHER;
		63	our $DB_ENV;
50		64
51	our %CFG;	65	our %CFG;
52		66
53	our $UPTIME; $UPTIME ||= time;	67	our $UPTIME; $UPTIME ||= time;
54	our $RUNTIME;	68	our $RUNTIME;
55		69
56	our %PLAYER; # all users	70	our %PLAYER; # all users
57	our %MAP; # all maps	71	our %MAP; # all maps
58	our $LINK_MAP; # the special {link} map	72	our $LINK_MAP; # the special {link} map, which is always available
59	our $RANDOM_MAPS = cf::localdir . "/random";	73	our $RANDOM_MAPS = cf::localdir . "/random";
		74	our $BDB_ENV_DIR = cf::localdir . "/db";
60		75
61	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;	76	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
62	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;	77	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		78
		79	# used to convert map paths into valid unix filenames by replacing / by ∕
		80	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
63		81
64	binmode STDOUT;	82	binmode STDOUT;
65	binmode STDERR;	83	binmode STDERR;
66		84
67	# read virtual server time, if available	85	# read virtual server time, if available
…		…
74	mkdir cf::localdir;	92	mkdir cf::localdir;
75	mkdir cf::localdir . "/" . cf::playerdir;	93	mkdir cf::localdir . "/" . cf::playerdir;
76	mkdir cf::localdir . "/" . cf::tmpdir;	94	mkdir cf::localdir . "/" . cf::tmpdir;
77	mkdir cf::localdir . "/" . cf::uniquedir;	95	mkdir cf::localdir . "/" . cf::uniquedir;
78	mkdir $RANDOM_MAPS;	96	mkdir $RANDOM_MAPS;
		97	mkdir $BDB_ENV_DIR;
79		98
80	# a special map that is always available
81	our $LINK_MAP;
82	our $EMERGENCY_POSITION;	99	our $EMERGENCY_POSITION;
		100
		101	sub cf::map::normalise;
83		102
84	#############################################################################	103	#############################################################################
85		104
86	=head2 GLOBAL VARIABLES	105	=head2 GLOBAL VARIABLES
87		106
…		…
255	}	274	}
256		275
257	sub freeze_mainloop {	276	sub freeze_mainloop {
258	return unless $TICK_WATCHER->is_active;	277	return unless $TICK_WATCHER->is_active;
259		278
260	my $guard = Coro::guard { $TICK_WATCHER->start };	279	my $guard = Coro::guard {
		280	$TICK_WATCHER->start;
		281	};
261	$TICK_WATCHER->stop;	282	$TICK_WATCHER->stop;
262	$guard	283	$guard
263	}	284	}
264		285
265	=item cf::async { BLOCK }	286	=item cf::async { BLOCK }
…		…
336		357
337	$coro	358	$coro
338	}	359	}
339		360
340	sub write_runtime {	361	sub write_runtime {
		362	my $guard = cf::lock_acquire "write_runtime";
		363
341	my $runtime = cf::localdir . "/runtime";	364	my $runtime = cf::localdir . "/runtime";
342		365
343	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	366	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
344	or return;	367	or return;
345		368
		369	my $value = $cf::RUNTIME + 90 + 10;
346	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock	370	# 10 is the runtime save interval, for a monotonic clock
		371	# 60 allows for the watchdog to kill the server.
		372
347	(aio_write $fh, 0, (length $value), $value, 0) <= 0	373	(aio_write $fh, 0, (length $value), $value, 0) <= 0
348	and return;	374	and return;
349		375
		376	# always fsync - this file is important
350	aio_fsync $fh	377	aio_fsync $fh
351	and return;	378	and return;
352		379
353	close $fh	380	close $fh
354	or return;	381	or return;
…		…
360	}	387	}
361		388
362	=back	389	=back
363		390
364	=cut	391	=cut
365
366	#############################################################################
367
368	package cf::path;
369
370	use overload
371	'""' => \&as_string;
372
373	# used to convert map paths into valid unix filenames by repalcing / by ∕
374	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
375
376	sub new {
377	my ($class, $path, $base) = @_;
378
379	$path = $path->as_string if ref $path;
380
381	my $self = bless { }, $class;
382
383	# {... are special paths that are not touched
384	# ?xxx/... are special absolute paths
385	# ?random/... random maps
386	# /! non-realised random map exit
387	# /... normal maps
388	# ~/... per-player maps without a specific player (DO NOT USE)
389	# ~user/... per-player map of a specific user
390
391	$path =~ s/$PATH_SEP/\//go;
392
393	if ($path =~ /^{/) {
394	# fine as it is
395	} elsif ($path =~ s{^\?random/}{}) {
396	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
397	$self->{random} = cf::from_json $data;
398	} else {
399	if ($path =~ s{^~([^/]+)?}{}) {
400	$self->{user_rel} = 1;
401
402	if (defined $1) {
403	$self->{user} = $1;
404	} elsif ($base =~ m{^~([^/]+)/}) {
405	$self->{user} = $1;
406	} else {
407	warn "cannot resolve user-relative path without user <$path,$base>\n";
408	}
409	} elsif ($path =~ /^\//) {
410	# already absolute
411	} else {
412	$base =~ s{[^/]+/?$}{};
413	return $class->new ("$base/$path");
414	}
415
416	for ($path) {
417	redo if s{/\.?/}{/};
418	redo if s{/[^/]+/\.\./}{/};
419	}
420	}
421
422	$self->{path} = $path;
423
424	$self
425	}
426
427	# the name / primary key / in-game path
428	sub as_string {
429	my ($self) = @_;
430
431	$self->{user_rel} ? "~$self->{user}$self->{path}"
432	: $self->{random} ? "?random/$self->{path}"
433	: $self->{path}
434	}
435
436	# the displayed name, this is a one way mapping
437	sub visible_name {
438	my ($self) = @_;
439
440	# if (my $rmp = $self->{random}) {
441	# # todo: be more intelligent about this
442	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
443	# } else {
444	$self->as_string
445	# }
446	}
447
448	# escape the /'s in the path
449	sub _escaped_path {
450	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
451	$path
452	}
453
454	# the original (read-only) location
455	sub load_path {
456	my ($self) = @_;
457
458	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
459	}
460
461	# the temporary/swap location
462	sub save_path {
463	my ($self) = @_;
464
465	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
466	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
467	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
468	}
469
470	# the unique path, might be eq to save_path
471	sub uniq_path {
472	my ($self) = @_;
473
474	$self->{user_rel} || $self->{random}
475	? undef
476	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
477	}
478
479	# return random map parameters, or undef
480	sub random_map_params {
481	my ($self) = @_;
482
483	$self->{random}
484	}
485
486	# this is somewhat ugly, but style maps do need special treatment
487	sub is_style_map {
488	$_[0]{path} =~ m{^/styles/}
489	}
490
491	package cf;
492		392
493	#############################################################################	393	#############################################################################
494		394
495	=head2 ATTACHABLE OBJECTS	395	=head2 ATTACHABLE OBJECTS
496		396
…		…
622	our @CB_TYPE = (); # registry for type (cf-object class) based events	522	our @CB_TYPE = (); # registry for type (cf-object class) based events
623	our @CB_MAP = ();	523	our @CB_MAP = ();
624		524
625	my %attachment;	525	my %attachment;
626		526
		527	sub cf::attachable::thawer_merge {
		528	# simply override everything except _meta
		529	local $_[0]{_meta};
		530	%{$_[0]} = %{$_[1]};
		531	}
		532
627	sub _attach_cb($$$$) {	533	sub _attach_cb($$$$) {
628	my ($registry, $event, $prio, $cb) = @_;	534	my ($registry, $event, $prio, $cb) = @_;
629		535
630	use sort 'stable';	536	use sort 'stable';
631		537
…		…
802	# object support	708	# object support
803		709
804	sub reattach {	710	sub reattach {
805	# basically do the same as instantiate, without calling instantiate	711	# basically do the same as instantiate, without calling instantiate
806	my ($obj) = @_;	712	my ($obj) = @_;
		713
		714	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
807		715
808	my $registry = $obj->registry;	716	my $registry = $obj->registry;
809		717
810	@$registry = ();	718	@$registry = ();
811		719
…		…
858	$filename, length $$rdata, scalar @$objs;	766	$filename, length $$rdata, scalar @$objs;
859		767
860	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	768	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
861	chmod SAVE_MODE, $fh;	769	chmod SAVE_MODE, $fh;
862	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	770	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
863	aio_fsync $fh;	771	aio_fsync $fh if $cf::USE_FSYNC;
864	close $fh;	772	close $fh;
865		773
866	if (@$objs) {	774	if (@$objs) {
867	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	775	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
868	chmod SAVE_MODE, $fh;	776	chmod SAVE_MODE, $fh;
869	my $data = Storable::nfreeze { version => 1, objs => $objs };	777	my $data = Storable::nfreeze { version => 1, objs => $objs };
870	aio_write $fh, 0, (length $data), $data, 0;	778	aio_write $fh, 0, (length $data), $data, 0;
871	aio_fsync $fh;	779	aio_fsync $fh if $cf::USE_FSYNC;
872	close $fh;	780	close $fh;
873	aio_rename "$filename.pst~", "$filename.pst";	781	aio_rename "$filename.pst~", "$filename.pst";
874	}	782	}
875	} else {	783	} else {
876	aio_unlink "$filename.pst";	784	aio_unlink "$filename.pst";
…		…
998	"package $pkg; use strict; use utf8;\n"	906	"package $pkg; use strict; use utf8;\n"
999	. "#line 1 \"$path\"\n{\n"	907	. "#line 1 \"$path\"\n{\n"
1000	. (do { local $/; <$fh> })	908	. (do { local $/; <$fh> })
1001	. "\n};\n1";	909	. "\n};\n1";
1002		910
1003	eval $source	911	unless (eval $source) {
1004	or die $@ ? "$path: $@\n"	912	my $msg = $@ ? "$path: $@\n"
1005	: "extension disabled.\n";	913	: "extension disabled.\n";
		914	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
		915	warn $@;
		916	warn "mandatory extension failed to load, exiting.\n";
		917	exit 1;
		918	}
		919	die $@;
		920	}
1006		921
1007	push @EXTS, $pkg;	922	push @EXTS, $pkg;
1008	}	923	}
1009		924
1010	sub load_extensions {	925	sub load_extensions {
…		…
1016	} or warn "$ext not loaded: $@";	931	} or warn "$ext not loaded: $@";
1017	}	932	}
1018	}	933	}
1019		934
1020	#############################################################################	935	#############################################################################
1021	# load/save/clean perl data associated with a map
1022
1023	*cf::mapsupport::on_clean = sub {
1024	my ($map) = @_;
1025
1026	my $path = $map->tmpname;
1027	defined $path or return;
1028
1029	unlink "$path.pst";
1030	};
1031
1032	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1033
1034	#############################################################################
1035		936
1036	=head2 CORE EXTENSIONS	937	=head2 CORE EXTENSIONS
1037		938
1038	Functions and methods that extend core crossfire objects.	939	Functions and methods that extend core crossfire objects.
1039		940
…		…
1075		976
1076	sub exists($) {	977	sub exists($) {
1077	my ($login) = @_;	978	my ($login) = @_;
1078		979
1079	$cf::PLAYER{$login}	980	$cf::PLAYER{$login}
1080	or cf::sync_job { !aio_stat $login }	981	or cf::sync_job { !aio_stat path $login }
1081	}	982	}
1082		983
1083	sub find($) {	984	sub find($) {
1084	return $cf::PLAYER{$_[0]} || do {	985	return $cf::PLAYER{$_[0]} || do {
1085	my $login = $_[0];	986	my $login = $_[0];
…		…
1131		1032
1132	=cut	1033	=cut
1133		1034
1134	sub quit_character {	1035	sub quit_character {
1135	my ($pl) = @_;	1036	my ($pl) = @_;
		1037
		1038	my $name = $pl->ob->name;
1136		1039
1137	$pl->{deny_save} = 1;	1040	$pl->{deny_save} = 1;
1138	$pl->password ("*"); # this should lock out the player until we nuked the dir	1041	$pl->password ("*"); # this should lock out the player until we nuked the dir
1139		1042
1140	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1043	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
…		…
1145	my $path = playerdir $pl;	1048	my $path = playerdir $pl;
1146	my $temp = "$path~$cf::RUNTIME~deleting~";	1049	my $temp = "$path~$cf::RUNTIME~deleting~";
1147	aio_rename $path, $temp;	1050	aio_rename $path, $temp;
1148	delete $cf::PLAYER{$pl->ob->name};	1051	delete $cf::PLAYER{$pl->ob->name};
1149	$pl->destroy;	1052	$pl->destroy;
		1053
		1054	my $prefix = qr<^~\Q$name\E/>;
		1055
		1056	# nuke player maps
		1057	$cf::MAP{$_}->nuke for grep /$prefix/, keys %cf::MAP;
		1058
1150	IO::AIO::aio_rmtree $temp;	1059	IO::AIO::aio_rmtree $temp;
		1060	}
		1061
		1062	=item $pl->kick
		1063
		1064	Kicks a player out of the game. This destroys the connection.
		1065
		1066	=cut
		1067
		1068	sub kick {
		1069	my ($pl, $kicker) = @_;
		1070
		1071	$pl->invoke (cf::EVENT_PLAYER_KICK, $kicker);
		1072	$pl->killer ("kicked");
		1073	$pl->ns->destroy;
1151	}	1074	}
1152		1075
1153	=item cf::player::list_logins	1076	=item cf::player::list_logins
1154		1077
1155	Returns am arrayref of all valid playernames in the system, can take a	1078	Returns am arrayref of all valid playernames in the system, can take a
…		…
1175	\@logins	1098	\@logins
1176	}	1099	}
1177		1100
1178	=item $player->maps	1101	=item $player->maps
1179		1102
1180	Returns an arrayref of cf::path's of all maps that are private for this	1103	Returns an arrayref of map paths that are private for this
1181	player. May block.	1104	player. May block.
1182		1105
1183	=cut	1106	=cut
1184		1107
1185	sub maps($) {	1108	sub maps($) {
1186	my ($pl) = @_;	1109	my ($pl) = @_;
		1110
		1111	$pl = ref $pl ? $pl->ob->name : $pl;
1187		1112
1188	my $files = aio_readdir playerdir $pl	1113	my $files = aio_readdir playerdir $pl
1189	or return;	1114	or return;
1190		1115
1191	my @paths;	1116	my @paths;
…		…
1193	for (@$files) {	1118	for (@$files) {
1194	utf8::decode $_;	1119	utf8::decode $_;
1195	next if /\.(?:pl|pst)$/;	1120	next if /\.(?:pl|pst)$/;
1196	next unless /^$PATH_SEP/o;	1121	next unless /^$PATH_SEP/o;
1197		1122
1198	push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;	1123	push @paths, cf::map::normalise "~$pl/$_";
1199	}	1124	}
1200		1125
1201	\@paths	1126	\@paths
1202	}	1127	}
1203		1128
…		…
1229	package cf::map;	1154	package cf::map;
1230		1155
1231	use Fcntl;	1156	use Fcntl;
1232	use Coro::AIO;	1157	use Coro::AIO;
1233		1158
		1159	use overload
		1160	'""' => \&as_string,
		1161	fallback => 1;
		1162
1234	our $MAX_RESET = 3600;	1163	our $MAX_RESET = 3600;
1235	our $DEFAULT_RESET = 3000;	1164	our $DEFAULT_RESET = 3000;
1236		1165
1237	sub generate_random_map {	1166	sub generate_random_map {
1238	my ($path, $rmp) = @_;	1167	my ($self, $rmp) = @_;
1239
1240	# mit "rum" bekleckern, nicht	1168	# mit "rum" bekleckern, nicht
1241	cf::map::_create_random_map	1169	$self->_create_random_map (
1242	$path,
1243	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1170	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1244	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1171	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1245	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1172	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1246	$rmp->{exit_on_final_map},	1173	$rmp->{exit_on_final_map},
1247	$rmp->{xsize}, $rmp->{ysize},	1174	$rmp->{xsize}, $rmp->{ysize},
1248	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1175	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1249	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1176	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1250	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1177	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1251	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1178	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1252	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1179	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1253	(cf::region::find $rmp->{region})	1180	(cf::region::find $rmp->{region}), $rmp->{custom}
		1181	)
		1182	}
		1183
		1184	=item cf::map->register ($regex, $prio)
		1185
		1186	Register a handler for the map path matching the given regex at the
		1187	givne priority (higher is better, built-in handlers have priority 0, the
		1188	default).
		1189
		1190	=cut
		1191
		1192	sub register {
		1193	my (undef, $regex, $prio) = @_;
		1194	my $pkg = caller;
		1195
		1196	no strict;
		1197	push @{"$pkg\::ISA"}, __PACKAGE__;
		1198
		1199	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1200	}
		1201
		1202	# also paths starting with '/'
		1203	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1204
		1205	sub thawer_merge {
		1206	my ($self, $merge) = @_;
		1207
		1208	# we have to keep some variables in memory intact
		1209	local $self->{path};
		1210	local $self->{load_path};
		1211	local $self->{deny_save};
		1212	local $self->{deny_reset};
		1213
		1214	$self->SUPER::thawer_merge ($merge);
		1215	}
		1216
		1217	sub normalise {
		1218	my ($path, $base) = @_;
		1219
		1220	$path = "$path"; # make sure its a string
		1221
		1222	$path =~ s/\.map$//;
		1223
		1224	# map plan:
		1225	#
		1226	# /! non-realised random map exit (special hack!)
		1227	# {... are special paths that are not being touched
		1228	# ?xxx/... are special absolute paths
		1229	# ?random/... random maps
		1230	# /... normal maps
		1231	# ~user/... per-player map of a specific user
		1232
		1233	$path =~ s/$PATH_SEP/\//go;
		1234
		1235	# treat it as relative path if it starts with
		1236	# something that looks reasonable
		1237	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1238	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1239
		1240	$base =~ s{[^/]+/?$}{};
		1241	$path = "$base/$path";
		1242	}
		1243
		1244	for ($path) {
		1245	redo if s{//}{/};
		1246	redo if s{/\.?/}{/};
		1247	redo if s{/[^/]+/\.\./}{/};
		1248	}
		1249
		1250	$path
		1251	}
		1252
		1253	sub new_from_path {
		1254	my (undef, $path, $base) = @_;
		1255
		1256	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1257
		1258	$path = normalise $path, $base;
		1259
		1260	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1261	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1262	my $self = bless cf::map::new, $pkg;
		1263	$self->{path} = $path; $self->path ($path);
		1264	$self->init; # pass $1 etc.
		1265	return $self;
		1266	}
		1267	}
		1268
		1269	Carp::carp "unable to resolve path '$path' (base '$base').";
		1270	()
		1271	}
		1272
		1273	sub init {
		1274	my ($self) = @_;
		1275
		1276	$self
		1277	}
		1278
		1279	sub as_string {
		1280	my ($self) = @_;
		1281
		1282	"$self->{path}"
		1283	}
		1284
		1285	# the displayed name, this is a one way mapping
		1286	sub visible_name {
		1287	&as_string
		1288	}
		1289
		1290	# the original (read-only) location
		1291	sub load_path {
		1292	my ($self) = @_;
		1293
		1294	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
		1295	}
		1296
		1297	# the temporary/swap location
		1298	sub save_path {
		1299	my ($self) = @_;
		1300
		1301	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1302	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
		1303	}
		1304
		1305	# the unique path, undef == no special unique path
		1306	sub uniq_path {
		1307	my ($self) = @_;
		1308
		1309	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1310	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1254	}	1311	}
1255		1312
1256	# and all this just because we cannot iterate over	1313	# and all this just because we cannot iterate over
1257	# all maps in C++...	1314	# all maps in C++...
1258	sub change_all_map_light {	1315	sub change_all_map_light {
…		…
1260		1317
1261	$_->change_map_light ($change)	1318	$_->change_map_light ($change)
1262	for grep $_->outdoor, values %cf::MAP;	1319	for grep $_->outdoor, values %cf::MAP;
1263	}	1320	}
1264		1321
		1322	sub unlink_save {
		1323	my ($self) = @_;
		1324
		1325	utf8::encode (my $save = $self->save_path);
		1326	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1327	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1328	}
		1329
1265	sub try_load_header($) {	1330	sub load_header_from($) {
1266	my ($path) = @_;	1331	my ($self, $path) = @_;
1267		1332
1268	utf8::encode $path;	1333	utf8::encode $path;
1269	aio_open $path, O_RDONLY, 0	1334	#aio_open $path, O_RDONLY, 0
		1335	# or return;
		1336
		1337	$self->_load_header ($path)
1270	or return;	1338	or return;
1271		1339
1272	my $map = cf::map::new	1340	$self->{load_path} = $path;
		1341
		1342	1
		1343	}
		1344
		1345	sub load_header_orig {
		1346	my ($self) = @_;
		1347
		1348	$self->load_header_from ($self->load_path)
		1349	}
		1350
		1351	sub load_header_temp {
		1352	my ($self) = @_;
		1353
		1354	$self->load_header_from ($self->save_path)
		1355	}
		1356
		1357	sub prepare_temp {
		1358	my ($self) = @_;
		1359
		1360	$self->last_access ((delete $self->{last_access})
		1361	|| $cf::RUNTIME); #d#
		1362	# safety
		1363	$self->{instantiate_time} = $cf::RUNTIME
		1364	if $self->{instantiate_time} > $cf::RUNTIME;
		1365	}
		1366
		1367	sub prepare_orig {
		1368	my ($self) = @_;
		1369
		1370	$self->{load_original} = 1;
		1371	$self->{instantiate_time} = $cf::RUNTIME;
		1372	$self->last_access ($cf::RUNTIME);
		1373	$self->instantiate;
		1374	}
		1375
		1376	sub load_header {
		1377	my ($self) = @_;
		1378
		1379	if ($self->load_header_temp) {
		1380	$self->prepare_temp;
		1381	} else {
		1382	$self->load_header_orig
1273	or return;	1383	or return;
		1384	$self->prepare_orig;
		1385	}
1274		1386
1275	# for better error messages only, will be overwritten	1387	1
1276	$map->path ($path);
1277
1278	$map->load_header ($path)
1279	or return;
1280
1281	$map->{load_path} = $path;
1282
1283	$map
1284	}	1388	}
1285		1389
1286	sub find;	1390	sub find;
1287	sub find {	1391	sub find {
1288	my ($path, $origin) = @_;	1392	my ($path, $origin) = @_;
1289		1393
1290	#warn "find<$path,$origin>\n";#d#
1291
1292	$path = new cf::path $path, $origin && $origin->path;	1394	$path = normalise $path, $origin && $origin->path;
1293	my $key = $path->as_string;
1294		1395
1295	cf::lock_wait "map_find:$key";	1396	cf::lock_wait "map_find:$path";
1296		1397
1297	$cf::MAP{$key} || do {	1398	$cf::MAP{$path} || do {
1298	my $guard = cf::lock_acquire "map_find:$key";	1399	my $guard = cf::lock_acquire "map_find:$path";
1299		1400	my $map = new_from_path cf::map $path
1300	# do it the slow way
1301	my $map = try_load_header $path->save_path;
1302
1303	Coro::cede;
1304
1305	if ($map) {
1306	$map->last_access ((delete $map->{last_access})
1307	|| $cf::RUNTIME); #d#
1308	# safety
1309	$map->{instantiate_time} = $cf::RUNTIME
1310	if $map->{instantiate_time} > $cf::RUNTIME;
1311	} else {
1312	if (my $rmp = $path->random_map_params) {
1313	$map = generate_random_map $key, $rmp;
1314	} else {
1315	$map = try_load_header $path->load_path;
1316	}
1317
1318	$map or return;	1401	or return;
1319		1402
1320	$map->{load_original} = 1;
1321	$map->{instantiate_time} = $cf::RUNTIME;
1322	$map->last_access ($cf::RUNTIME);
1323	$map->instantiate;
1324
1325	# per-player maps become, after loading, normal maps
1326	$map->per_player (0) if $path->{user_rel};
1327	}
1328
1329	$map->path ($key);
1330	$map->{path} = $path;
1331	$map->{last_save} = $cf::RUNTIME;	1403	$map->{last_save} = $cf::RUNTIME;
1332		1404
1333	Coro::cede;	1405	$map->load_header
		1406	or return;
1334		1407
1335	if ($map->should_reset) {	1408	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1409	# doing this can freeze the server in a sync job, obviously
		1410	#$cf::WAIT_FOR_TICK->wait;
1336	$map->reset;	1411	$map->reset;
1337	undef $guard;	1412	undef $guard;
1338	$map = find $path	1413	return find $path;
1339	or return;
1340	}	1414	}
1341		1415
1342	$cf::MAP{$key} = $map	1416	$cf::MAP{$path} = $map
1343	}	1417	}
1344	}	1418	}
		1419
		1420	sub pre_load { }
		1421	sub post_load { }
1345		1422
1346	sub load {	1423	sub load {
1347	my ($self) = @_;	1424	my ($self) = @_;
1348		1425
		1426	local $self->{deny_reset} = 1; # loading can take a long time
		1427
1349	my $path = $self->{path};	1428	my $path = $self->{path};
1350	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1429	my $guard = cf::lock_acquire "map_load:$path";
1351		1430
1352	return if $self->in_memory != cf::MAP_SWAPPED;	1431	return if $self->in_memory != cf::MAP_SWAPPED;
1353		1432
1354	$self->in_memory (cf::MAP_LOADING);	1433	$self->in_memory (cf::MAP_LOADING);
1355		1434
1356	$self->alloc;	1435	$self->alloc;
		1436
		1437	$self->pre_load;
		1438
1357	$self->load_objects ($self->{load_path}, 1)	1439	$self->_load_objects ($self->{load_path}, 1)
1358	or return;	1440	or return;
1359		1441
1360	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1442	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1361	if delete $self->{load_original};	1443	if delete $self->{load_original};
1362		1444
1363	if (my $uniq = $path->uniq_path) {	1445	if (my $uniq = $self->uniq_path) {
1364	utf8::encode $uniq;	1446	utf8::encode $uniq;
1365	if (aio_open $uniq, O_RDONLY, 0) {	1447	if (aio_open $uniq, O_RDONLY, 0) {
1366	$self->clear_unique_items;	1448	$self->clear_unique_items;
1367	$self->load_objects ($uniq, 0);	1449	$self->_load_objects ($uniq, 0);
1368	}	1450	}
1369	}	1451	}
1370		1452
1371	Coro::cede;	1453	Coro::cede;
1372		1454
1373	# now do the right thing for maps	1455	# now do the right thing for maps
1374	$self->link_multipart_objects;	1456	$self->link_multipart_objects;
1375		1457
1376	if ($self->{path}->is_style_map) {	1458	unless ($self->{deny_activate}) {
1377	$self->{deny_save} = 1;	1459	$self->decay_objects;
1378	$self->{deny_reset} = 1;
1379	} else {
1380	$self->fix_auto_apply;	1460	$self->fix_auto_apply;
1381	$self->decay_objects;
1382	$self->update_buttons;	1461	$self->update_buttons;
		1462	Coro::cede;
1383	$self->set_darkness_map;	1463	$self->set_darkness_map;
1384	$self->difficulty ($self->estimate_difficulty)	1464	$self->difficulty ($self->estimate_difficulty)
1385	unless $self->difficulty;	1465	unless $self->difficulty;
		1466	Coro::cede;
1386	$self->activate;	1467	$self->activate;
1387	}	1468	}
1388		1469
1389	Coro::cede;	1470	$self->post_load;
1390		1471
1391	$self->in_memory (cf::MAP_IN_MEMORY);	1472	$self->in_memory (cf::MAP_IN_MEMORY);
		1473	}
		1474
		1475	sub customise_for {
		1476	my ($self, $ob) = @_;
		1477
		1478	return find "~" . $ob->name . "/" . $self->{path}
		1479	if $self->per_player;
		1480
		1481	$self
1392	}	1482	}
1393		1483
1394	# find and load all maps in the 3x3 area around a map	1484	# find and load all maps in the 3x3 area around a map
1395	sub load_diag {	1485	sub load_diag {
1396	my ($map) = @_;	1486	my ($map) = @_;
…		…
1426		1516
1427	cf::sync_job { $map->load };	1517	cf::sync_job { $map->load };
1428	}	1518	}
1429		1519
1430	our %MAP_PREFETCH;	1520	our %MAP_PREFETCH;
1431	our $MAP_PREFETCHER = Coro::async {	1521	our $MAP_PREFETCHER = undef;
1432	while () {
1433	while (%MAP_PREFETCH) {
1434	my $key = each %MAP_PREFETCH
1435	or next;
1436	my $path = delete $MAP_PREFETCH{$key};
1437
1438	my $map = find $path
1439	or next;
1440	$map->load;
1441	}
1442	Coro::schedule;
1443	}
1444	};
1445		1522
1446	sub find_async {	1523	sub find_async {
1447	my ($path, $origin) = @_;	1524	my ($path, $origin) = @_;
1448		1525
1449	$path = new cf::path $path, $origin && $origin->path;	1526	$path = normalise $path, $origin && $origin->{path};
1450	my $key = $path->as_string;
1451		1527
1452	if (my $map = $cf::MAP{$key}) {	1528	if (my $map = $cf::MAP{$path}) {
1453	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	1529	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1454	}	1530	}
1455		1531
1456	$MAP_PREFETCH{$key} = $path;	1532	undef $MAP_PREFETCH{$path};
		1533	$MAP_PREFETCHER ||= cf::async {
		1534	while (%MAP_PREFETCH) {
		1535	for my $path (keys %MAP_PREFETCH) {
		1536	my $map = find $path
		1537	or next;
		1538	$map->load;
		1539
		1540	delete $MAP_PREFETCH{$path};
		1541	}
		1542	}
		1543	undef $MAP_PREFETCHER;
		1544	};
1457	$MAP_PREFETCHER->ready;	1545	$MAP_PREFETCHER->prio (6);
1458		1546
1459	()	1547	()
1460	}	1548	}
1461		1549
1462	sub save {	1550	sub save {
…		…
1466		1554
1467	$self->{last_save} = $cf::RUNTIME;	1555	$self->{last_save} = $cf::RUNTIME;
1468		1556
1469	return unless $self->dirty;	1557	return unless $self->dirty;
1470		1558
1471	my $save = $self->{path}->save_path; utf8::encode $save;	1559	my $save = $self->save_path; utf8::encode $save;
1472	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1560	my $uniq = $self->uniq_path; utf8::encode $uniq;
1473		1561
1474	$self->{load_path} = $save;	1562	$self->{load_path} = $save;
1475		1563
1476	return if $self->{deny_save};	1564	return if $self->{deny_save};
1477		1565
…		…
1480	cf::async {	1568	cf::async {
1481	$_->contr->save for $self->players;	1569	$_->contr->save for $self->players;
1482	};	1570	};
1483		1571
1484	if ($uniq) {	1572	if ($uniq) {
1485	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1573	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1486	$self->save_objects ($uniq, cf::IO_UNIQUES);	1574	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1487	} else {	1575	} else {
1488	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1576	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1489	}	1577	}
1490	}	1578	}
1491		1579
1492	sub swap_out {	1580	sub swap_out {
1493	my ($self) = @_;	1581	my ($self) = @_;
…		…
1507		1595
1508	sub reset_at {	1596	sub reset_at {
1509	my ($self) = @_;	1597	my ($self) = @_;
1510		1598
1511	# TODO: safety, remove and allow resettable per-player maps	1599	# TODO: safety, remove and allow resettable per-player maps
1512	return 1e99 if $self->{path}{user_rel};	1600	return 1e99 if $self->isa ("ext::map_per_player");#d#
1513	return 1e99 if $self->{deny_reset};	1601	return 1e99 if $self->{deny_reset};
1514		1602
1515	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1603	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1516	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1604	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1517		1605
…		…
1522	my ($self) = @_;	1610	my ($self) = @_;
1523		1611
1524	$self->reset_at <= $cf::RUNTIME	1612	$self->reset_at <= $cf::RUNTIME
1525	}	1613	}
1526		1614
1527	sub unlink_save {
1528	my ($self) = @_;
1529
1530	utf8::encode (my $save = $self->{path}->save_path);
1531	aioreq_pri 3; IO::AIO::aio_unlink $save;
1532	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1533	}
1534
1535	sub rename {
1536	my ($self, $new_path) = @_;
1537
1538	$self->unlink_save;
1539
1540	delete $cf::MAP{$self->path};
1541	$self->{path} = new cf::path $new_path;
1542	$self->path ($self->{path}->as_string);
1543	$cf::MAP{$self->path} = $self;
1544
1545	$self->save;
1546	}
1547
1548	sub reset {	1615	sub reset {
1549	my ($self) = @_;	1616	my ($self) = @_;
1550		1617
1551	my $lock = cf::lock_acquire "map_data:" . $self->path;	1618	my $lock = cf::lock_acquire "map_data:$self->{path}";
1552		1619
1553	return if $self->players;	1620	return if $self->players;
1554	return if $self->{path}{user_rel};#d#	1621	return if $self->isa ("ext::map_per_player");#d#
1555		1622
1556	warn "resetting map ", $self->path;#d#	1623	warn "resetting map ", $self->path;#d#
1557		1624
		1625	$self->in_memory (cf::MAP_SWAPPED);
		1626
		1627	# need to save uniques path
		1628	unless ($self->{deny_save}) {
		1629	my $uniq = $self->uniq_path; utf8::encode $uniq;
		1630
		1631	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		1632	if $uniq;
		1633	}
		1634
1558	delete $cf::MAP{$self->path};	1635	delete $cf::MAP{$self->path};
		1636
		1637	$self->clear;
1559		1638
1560	$_->clear_links_to ($self) for values %cf::MAP;	1639	$_->clear_links_to ($self) for values %cf::MAP;
1561		1640
1562	$self->unlink_save;	1641	$self->unlink_save;
1563	$self->destroy;	1642	$self->destroy;
…		…
1566	my $nuke_counter = "aaaa";	1645	my $nuke_counter = "aaaa";
1567		1646
1568	sub nuke {	1647	sub nuke {
1569	my ($self) = @_;	1648	my ($self) = @_;
1570		1649
		1650	delete $cf::MAP{$self->path};
		1651
		1652	$self->unlink_save;
		1653
		1654	bless $self, "cf::map";
		1655	delete $self->{deny_reset};
1571	$self->{deny_save} = 1;	1656	$self->{deny_save} = 1;
1572	$self->reset_timeout (1);	1657	$self->reset_timeout (1);
1573	$self->rename ("{nuke}/" . ($nuke_counter++));	1658	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1659
		1660	$cf::MAP{$self->path} = $self;
		1661
1574	$self->reset; # polite request, might not happen	1662	$self->reset; # polite request, might not happen
1575	}	1663	}
1576		1664
1577	sub customise_for {
1578	my ($map, $ob) = @_;
1579
1580	if ($map->per_player) {
1581	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};
1582	}
1583
1584	$map
1585	}
1586
1587	=item cf::map::unique_maps	1665	=item cf::map::unique_maps
1588		1666
1589	Returns an arrayref of cf::path's of all shared maps that have	1667	Returns an arrayref of paths of all shared maps that have
1590	instantiated unique items. May block.	1668	instantiated unique items. May block.
1591		1669
1592	=cut	1670	=cut
1593		1671
1594	sub unique_maps() {	1672	sub unique_maps() {
…		…
1600	for (@$files) {	1678	for (@$files) {
1601	utf8::decode $_;	1679	utf8::decode $_;
1602	next if /\.pst$/;	1680	next if /\.pst$/;
1603	next unless /^$PATH_SEP/o;	1681	next unless /^$PATH_SEP/o;
1604		1682
1605	push @paths, new cf::path $_;	1683	push @paths, cf::map::normalise $_;
1606	}	1684	}
1607		1685
1608	\@paths	1686	\@paths
1609	}	1687	}
1610		1688
…		…
1685		1763
1686	=item $player_object->enter_link	1764	=item $player_object->enter_link
1687		1765
1688	Freezes the player and moves him/her to a special map (C<{link}>).	1766	Freezes the player and moves him/her to a special map (C<{link}>).
1689		1767
1690	The player should be reaosnably safe there for short amounts of time. You	1768	The player should be reasonably safe there for short amounts of time. You
1691	I<MUST> call C<leave_link> as soon as possible, though.	1769	I<MUST> call C<leave_link> as soon as possible, though.
1692		1770
		1771	Will never block.
		1772
1693	=item $player_object->leave_link ($map, $x, $y)	1773	=item $player_object->leave_link ($map, $x, $y)
1694		1774
1695	Moves the player out of the specila link map onto the given map. If the	1775	Moves the player out of the special C<{link}> map onto the specified
1696	map is not valid (or omitted), the player will be moved back to the	1776	map. If the map is not valid (or omitted), the player will be moved back
1697	location he/she was before the call to C<enter_link>, or, if that fails,	1777	to the location he/she was before the call to C<enter_link>, or, if that
1698	to the emergency map position.	1778	fails, to the emergency map position.
1699		1779
1700	Might block.	1780	Might block.
1701		1781
1702	=cut	1782	=cut
		1783
		1784	sub link_map {
		1785	unless ($LINK_MAP) {
		1786	$LINK_MAP = cf::map::find "{link}"
		1787	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1788	$LINK_MAP->load;
		1789	}
		1790
		1791	$LINK_MAP
		1792	}
1703		1793
1704	sub cf::object::player::enter_link {	1794	sub cf::object::player::enter_link {
1705	my ($self) = @_;	1795	my ($self) = @_;
1706		1796
1707	$self->deactivate_recursive;	1797	$self->deactivate_recursive;
1708		1798
1709	return if $self->map == $LINK_MAP;	1799	return if UNIVERSAL::isa $self->map, "ext::map_link";
1710		1800
1711	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1801	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1712	if $self->map;	1802	if $self->map;
1713		1803
1714	$self->enter_map ($LINK_MAP, 20, 20);	1804	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1715	}	1805	}
1716		1806
1717	sub cf::object::player::leave_link {	1807	sub cf::object::player::leave_link {
1718	my ($self, $map, $x, $y) = @_;	1808	my ($self, $map, $x, $y) = @_;
1719		1809
…		…
1741	$map->load;	1831	$map->load;
1742	$map->load_diag;	1832	$map->load_diag;
1743		1833
1744	return unless $self->contr->active;	1834	return unless $self->contr->active;
1745	$self->activate_recursive;	1835	$self->activate_recursive;
		1836
		1837	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1746	$self->enter_map ($map, $x, $y);	1838	$self->enter_map ($map, $x, $y);
1747	}	1839	}
1748		1840
1749	cf::player->attach (	1841	cf::player->attach (
1750	on_logout => sub {	1842	on_logout => sub {
…		…
1763	# try to abort aborted map switching on player login :)	1855	# try to abort aborted map switching on player login :)
1764	# should happen only on crashes	1856	# should happen only on crashes
1765	if ($pl->ob->{_link_pos}) {	1857	if ($pl->ob->{_link_pos}) {
1766	$pl->ob->enter_link;	1858	$pl->ob->enter_link;
1767	(async {	1859	(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,	1860	$pl->ob->reply (undef,
1771	"There was an internal problem at your last logout, "	1861	"There was an internal problem at your last logout, "
1772	. "the server will try to bring you to your intended destination in a second.",	1862	. "the server will try to bring you to your intended destination in a second.",
1773	cf::NDI_RED);	1863	cf::NDI_RED);
		1864	# we need this sleep as the login has a concurrent enter_exit running
		1865	# and this sleep increases chances of the player not ending up in scorn
1774	Coro::Timer::sleep 1;	1866	Coro::Timer::sleep 1;
1775	$pl->ob->leave_link;	1867	$pl->ob->leave_link;
1776	})->prio (2);	1868	})->prio (2);
1777	}	1869	}
1778	},	1870	},
…		…
1783	=cut	1875	=cut
1784		1876
1785	sub cf::object::player::goto {	1877	sub cf::object::player::goto {
1786	my ($self, $path, $x, $y) = @_;	1878	my ($self, $path, $x, $y) = @_;
1787		1879
1788	$path = new cf::path $path;
1789
1790	$self->enter_link;	1880	$self->enter_link;
1791		1881
1792	(async {	1882	(async {
		1883	my $map = eval {
1793	my $map = cf::map::find $path->as_string;	1884	my $map = cf::map::find $path;
1794	$map = $map->customise_for ($self) if $map;	1885	$map = $map->customise_for ($self) if $map;
1795		1886	$map
1796	# warn "entering ", $map->path, " at ($x, $y)\n"	1887	} or
1797	# if $map;
1798
1799	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1888	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1800		1889
1801	$self->leave_link ($map, $x, $y);	1890	$self->leave_link ($map, $x, $y);
1802	})->prio (1);	1891	})->prio (1);
1803	}	1892	}
1804		1893
…		…
1808		1897
1809	sub parse_random_map_params {	1898	sub parse_random_map_params {
1810	my ($spec) = @_;	1899	my ($spec) = @_;
1811		1900
1812	my $rmp = { # defaults	1901	my $rmp = { # defaults
1813	xsize => 10,	1902	xsize => (cf::rndm 15, 40),
1814	ysize => 10,	1903	ysize => (cf::rndm 15, 40),
		1904	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1905	#layout => string,
1815	};	1906	};
1816		1907
1817	for (split /\n/, $spec) {	1908	for (split /\n/, $spec) {
1818	my ($k, $v) = split /\s+/, $_, 2;	1909	my ($k, $v) = split /\s+/, $_, 2;
1819		1910
…		…
1823	$rmp	1914	$rmp
1824	}	1915	}
1825		1916
1826	sub prepare_random_map {	1917	sub prepare_random_map {
1827	my ($exit) = @_;	1918	my ($exit) = @_;
		1919
		1920	my $guard = cf::lock_acquire "exit_prepare:$exit";
1828		1921
1829	# all this does is basically replace the /! path by	1922	# all this does is basically replace the /! path by
1830	# a new random map path (?random/...) with a seed	1923	# a new random map path (?random/...) with a seed
1831	# that depends on the exit object	1924	# that depends on the exit object
1832		1925
1833	my $rmp = parse_random_map_params $exit->msg;	1926	my $rmp = parse_random_map_params $exit->msg;
1834		1927
1835	if ($exit->map) {	1928	if ($exit->map) {
1836	$rmp->{region} = $exit->map->region_name;	1929	$rmp->{region} = $exit->region->name;
1837	$rmp->{origin_map} = $exit->map->path;	1930	$rmp->{origin_map} = $exit->map->path;
1838	$rmp->{origin_x} = $exit->x;	1931	$rmp->{origin_x} = $exit->x;
1839	$rmp->{origin_y} = $exit->y;	1932	$rmp->{origin_y} = $exit->y;
1840	}	1933	}
1841		1934
1842	$rmp->{random_seed} ||= $exit->random_seed;	1935	$rmp->{random_seed} ||= $exit->random_seed;
1843		1936
1844	my $data = cf::to_json $rmp;	1937	my $data = cf::to_json $rmp;
1845	my $md5 = Digest::MD5::md5_hex $data;	1938	my $md5 = Digest::MD5::md5_hex $data;
		1939	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1846		1940
1847	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1941	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1848	aio_write $fh, 0, (length $data), $data, 0;	1942	aio_write $fh, 0, (length $data), $data, 0;
		1943	undef $fh;
		1944	aio_rename "$meta~", $meta;
1849		1945
1850	$exit->slaying ("?random/$md5");	1946	$exit->slaying ("?random/$md5");
1851	$exit->msg (undef);	1947	$exit->msg (undef);
1852	}	1948	}
1853	}	1949	}
1854		1950
1855	sub cf::object::player::enter_exit {	1951	sub cf::object::player::enter_exit {
1856	my ($self, $exit) = @_;	1952	my ($self, $exit) = @_;
1857		1953
1858	return unless $self->type == cf::PLAYER;	1954	return unless $self->type == cf::PLAYER;
		1955
		1956	if ($exit->slaying eq "/!") {
		1957	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1958	cf::sync_job { prepare_random_map $exit };
		1959	}
		1960
		1961	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1962	my $hp = $exit->stats->hp;
		1963	my $sp = $exit->stats->sp;
1859		1964
1860	$self->enter_link;	1965	$self->enter_link;
1861		1966
1862	(async {	1967	(async {
1863	$self->deactivate_recursive; # just to be sure	1968	$self->deactivate_recursive; # just to be sure
1864	unless (eval {	1969	unless (eval {
1865	prepare_random_map $exit	1970	$self->goto ($slaying, $hp, $sp);
1866	if $exit->slaying eq "/!";
1867
1868	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1869	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1870		1971
1871	1;	1972	1;
1872	}) {	1973	}) {
1873	$self->message ("Something went wrong deep within the crossfire server. "	1974	$self->message ("Something went wrong deep within the crossfire server. "
1874	. "I'll try to bring you back to the map you were before. "	1975	. "I'll try to bring you back to the map you were before. "
…		…
1894		1995
1895	sub cf::client::send_drawinfo {	1996	sub cf::client::send_drawinfo {
1896	my ($self, $text, $flags) = @_;	1997	my ($self, $text, $flags) = @_;
1897		1998
1898	utf8::encode $text;	1999	utf8::encode $text;
1899	$self->send_packet (sprintf "drawinfo %d %s", $flags, $text);	2000	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
1900	}	2001	}
1901		2002
1902		2003
1903	=item $success = $client->query ($flags, "text", \&cb)	2004	=item $success = $client->query ($flags, "text", \&cb)
1904		2005
…		…
1935	# get handled first	2036	# get handled first
1936	my $queue = delete $ns->{query_queue}	2037	my $queue = delete $ns->{query_queue}
1937	or return; # be conservative, not sure how that can happen, but we saw a crash here	2038	or return; # be conservative, not sure how that can happen, but we saw a crash here
1938		2039
1939	(shift @$queue)->[1]->($msg);	2040	(shift @$queue)->[1]->($msg);
		2041	return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1940		2042
1941	push @{ $ns->{query_queue} }, @$queue;	2043	push @{ $ns->{query_queue} }, @$queue;
1942		2044
1943	if (@{ $ns->{query_queue} } == @$queue) {	2045	if (@{ $ns->{query_queue} } == @$queue) {
1944	if (@$queue) {	2046	if (@$queue) {
…		…
2105	The parameter C<$family> should best start with the name of the extension	2207	The parameter C<$family> should best start with the name of the extension
2106	using it, it should be unique.	2208	using it, it should be unique.
2107		2209
2108	=over 4	2210	=over 4
2109		2211
2110	=item $hashref = cf::db_get $family
2111
2112	Return a hashref for use by the extension C<$family>, which can be
2113	modified. After modifications, you have to call C<cf::db_dirty> or
2114	C<cf::db_sync>.
2115
2116	=item $value = cf::db_get $family => $key	2212	=item $value = cf::db_get $family => $key
2117		2213
2118	Returns a single value from the database	2214	Returns a single value from the database.
2119
2120	=item cf::db_put $family => $hashref
2121
2122	Stores the given family hashref into the database. Updates are delayed, if
2123	you want the data to be synced to disk immediately, use C<cf::db_sync>.
2124		2215
2125	=item cf::db_put $family => $key => $value	2216	=item cf::db_put $family => $key => $value
2126		2217
2127	Stores the given C<$value> in the family hash. Updates are delayed, if you	2218	Stores the given C<$value> in the family.
2128	want the data to be synced to disk immediately, use C<cf::db_sync>.
2129
2130	=item cf::db_dirty
2131
2132	Marks the database as dirty, to be updated at a later time.
2133
2134	=item cf::db_sync
2135
2136	Immediately write the database to disk I<if it is dirty>.
2137		2219
2138	=cut	2220	=cut
2139		2221
2140	our $DB;	2222	our $DB;
2141		2223
2142	{	2224	sub db_init {
		2225	unless ($DB) {
		2226	$DB = BDB::db_create $DB_ENV;
		2227
		2228	cf::sync_job {
		2229	eval {
		2230	$DB->set_flags (BDB::CHKSUM);
		2231
		2232	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
		2233	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		2234	cf::cleanup "db_open(db): $!" if $!;
		2235	};
		2236	cf::cleanup "db_open(db): $@" if $@;
		2237	};
		2238
2143	my $path = cf::localdir . "/database.pst";	2239	my $path = cf::localdir . "/database.pst";
		2240	if (stat $path) {
		2241	cf::sync_job {
		2242	my $pst = Storable::retrieve $path;
2144		2243
2145	sub db_load() {	2244	cf::db_put (board => data => $pst->{board});
2146	$DB = stat $path ? Storable::retrieve $path : { };	2245	cf::db_put (guildrules => data => $pst->{guildrules});
2147	}	2246	cf::db_put (rent => balance => $pst->{rent}{balance});
		2247	BDB::db_env_txn_checkpoint $DB_ENV;
2148		2248
2149	my $pid;	2249	unlink $path;
2150
2151	sub db_save() {
2152	waitpid $pid, 0 if $pid;
2153	if (0 == ($pid = fork)) {
2154	$DB->{_meta}{version} = 1;
2155	Storable::nstore $DB, "$path~";
2156	rename "$path~", $path;
2157	cf::_exit 0 if defined $pid;
2158	}	2250	};
2159	}	2251	}
2160
2161	my $dirty;
2162
2163	sub db_sync() {
2164	db_save if $dirty;
2165	undef $dirty;
2166	}
2167
2168	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
2169	db_sync;
2170	});	2252	}
		2253	}
2171		2254
2172	sub db_dirty() {
2173	$dirty = 1;
2174	$idle->start;
2175	}
2176
2177	sub db_get($;$) {	2255	sub db_get($$) {
2178	@_ >= 2	2256	my $key = "$_[0]/$_[1]";
2179	? $DB->{$_[0]}{$_[1]}
2180	: ($DB->{$_[0]} ||= { })
2181	}
2182		2257
		2258	cf::sync_job {
		2259	BDB::db_get $DB, undef, $key, my $data;
		2260
		2261	$! ? ()
		2262	: Compress::LZF::sthaw $data
		2263	}
		2264	}
		2265
2183	sub db_put($$;$) {	2266	sub db_put($$$) {
2184	if (@_ >= 3) {	2267	BDB::dbreq_pri 4;
2185	$DB->{$_[0]}{$_[1]} = $_[2];	2268	BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
		2269	}
		2270
		2271	#############################################################################
		2272	# the server's init and main functions
		2273
		2274	sub load_faces {
		2275	my $path = sprintf "%s/faces", cf::datadir;
		2276
		2277	warn "loading faces from $path\n";
		2278
		2279	my $faces;
		2280	0 < aio_load $path, $faces
		2281	or die "$path: $!";
		2282
		2283	Coro::cede;
		2284	$faces = Storable::thaw $faces;
		2285	Coro::cede;
		2286
		2287	while (my ($face, $info) = each %$faces) {
		2288	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		2289	cf::face::set $idx, $info->{visibility}, $info->{magicmap};
		2290	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};
		2291	Coro::cede;
		2292	}
		2293
		2294	while (my ($face, $info) = each %$faces) {
		2295	next unless $info->{smooth};
		2296	my $idx = cf::face::find $face
		2297	or next;
		2298	if (my $smooth = cf::face::find $info->{smooth}) {
		2299	cf::face::set_smooth $idx, $smooth;
		2300	warn "smooth $idx,$smooth ($face,$info->{smooth})\n";#d#
2186	} else {	2301	} else {
2187	$DB->{$_[0]} = $_[1];	2302	warn "smooth face '$info->{smooth}' not found for face '$face'";
2188	}
2189	db_dirty;
2190	}
2191
2192	cf::global->attach (
2193	prio => 10000,
2194	on_cleanup => sub {
2195	db_sync;
2196	},	2303	}
2197	);	2304	Coro::cede;
2198	}	2305	}
2199		2306
2200	#############################################################################	2307	1
2201	# the server's main()	2308	}
		2309
		2310	sub reload_resources {
		2311	load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir
		2312	or die "unable to load regions file\n";#d#
		2313	load_faces
		2314	or die "unable to load faces\n";#d#
		2315	}
		2316
		2317	sub init {
		2318	reload_resources;
		2319	}
2202		2320
2203	sub cfg_load {	2321	sub cfg_load {
2204	open my $fh, "<:utf8", cf::confdir . "/config"	2322	open my $fh, "<:utf8", cf::confdir . "/config"
2205	or return;	2323	or return;
2206		2324
…		…
2223		2341
2224	sub main {	2342	sub main {
2225	# we must not ever block the main coroutine	2343	# we must not ever block the main coroutine
2226	local $Coro::idle = sub {	2344	local $Coro::idle = sub {
2227	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2345	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2346	(async {
2228	async { Event::one_event };	2347	Event::one_event;
		2348	})->prio (Coro::PRIO_MAX);
2229	};	2349	};
2230		2350
2231	cfg_load;	2351	cfg_load;
2232	db_load;	2352	db_init;
2233	load_extensions;	2353	load_extensions;
		2354
		2355	$TICK_WATCHER->start;
2234	Event::loop;	2356	Event::loop;
2235	}	2357	}
2236		2358
2237	#############################################################################	2359	#############################################################################
2238	# initialisation and cleanup	2360	# initialisation and cleanup
2239		2361
2240	# install some emergency cleanup handlers	2362	# install some emergency cleanup handlers
2241	BEGIN {	2363	BEGIN {
2242	for my $signal (qw(INT HUP TERM)) {	2364	for my $signal (qw(INT HUP TERM)) {
2243	Event->signal (	2365	Event->signal (
		2366	reentrant => 0,
2244	data => WF_AUTOCANCEL,	2367	data => WF_AUTOCANCEL,
2245	signal => $signal,	2368	signal => $signal,
		2369	prio => 0,
2246	cb => sub {	2370	cb => sub {
2247	cf::cleanup "SIG$signal";	2371	cf::cleanup "SIG$signal";
2248	},	2372	},
2249	);	2373	);
2250	}	2374	}
2251	}	2375	}
…		…
2256	warn "enter emergency perl save\n";	2380	warn "enter emergency perl save\n";
2257		2381
2258	cf::sync_job {	2382	cf::sync_job {
2259	# use a peculiar iteration method to avoid tripping on perl	2383	# use a peculiar iteration method to avoid tripping on perl
2260	# refcount bugs in for. also avoids problems with players	2384	# refcount bugs in for. also avoids problems with players
2261	# and maps saved/Destroyed asynchronously.	2385	# and maps saved/destroyed asynchronously.
2262	warn "begin emergency player save\n";	2386	warn "begin emergency player save\n";
2263	for my $login (keys %cf::PLAYER) {	2387	for my $login (keys %cf::PLAYER) {
2264	my $pl = $cf::PLAYER{$login} or next;	2388	my $pl = $cf::PLAYER{$login} or next;
2265	$pl->valid or next;	2389	$pl->valid or next;
2266	$pl->save;	2390	$pl->save;
…		…
2272	my $map = $cf::MAP{$path} or next;	2396	my $map = $cf::MAP{$path} or next;
2273	$map->valid or next;	2397	$map->valid or next;
2274	$map->save;	2398	$map->save;
2275	}	2399	}
2276	warn "end emergency map save\n";	2400	warn "end emergency map save\n";
		2401
		2402	warn "begin emergency database checkpoint\n";
		2403	BDB::db_env_txn_checkpoint $DB_ENV;
		2404	warn "end emergency database checkpoint\n";
2277	};	2405	};
2278		2406
2279	warn "leave emergency perl save\n";	2407	warn "leave emergency perl save\n";
		2408	}
		2409
		2410	sub post_cleanup {
		2411	my ($make_core) = @_;
		2412
		2413	warn Carp::longmess "post_cleanup backtrace"
		2414	if $make_core;
2280	}	2415	}
2281		2416
2282	sub reload() {	2417	sub reload() {
2283	# can/must only be called in main	2418	# can/must only be called in main
2284	if ($Coro::current != $Coro::main) {	2419	if ($Coro::current != $Coro::main) {
2285	warn "can only reload from main coroutine\n";	2420	warn "can only reload from main coroutine";
2286	return;	2421	return;
2287	}	2422	}
2288		2423
2289	warn "reloading...";	2424	warn "reloading...";
2290		2425
2291	warn "freezing server";	2426	warn "entering sync_job";
2292	my $guard = freeze_mainloop;	2427
		2428	cf::sync_job {
		2429	cf::write_runtime; # external watchdog should not bark
2293	cf::emergency_save;	2430	cf::emergency_save;
		2431	cf::write_runtime; # external watchdog should not bark
2294		2432
2295	warn "sync database to disk";	2433	warn "syncing database to disk";
2296	cf::db_sync;	2434	BDB::db_env_txn_checkpoint $DB_ENV;
2297	IO::AIO::flush;
2298		2435
2299	eval {
2300	# if anything goes wrong in here, we should simply crash as we already saved	2436	# if anything goes wrong in here, we should simply crash as we already saved
2301		2437
2302	warn "cancel all watchers";	2438	warn "cancelling all WF_AUTOCANCEL watchers";
2303	for (Event::all_watchers) {	2439	for (Event::all_watchers) {
2304	$_->cancel if $_->data & WF_AUTOCANCEL;	2440	$_->cancel if $_->data & WF_AUTOCANCEL;
2305	}	2441	}
2306		2442
		2443	warn "flushing outstanding aio requests";
		2444	for (;;) {
		2445	BDB::flush;
		2446	IO::AIO::flush;
		2447	Coro::cede;
		2448	last unless IO::AIO::nreqs || BDB::nreqs;
		2449	warn "iterate...";
		2450	}
		2451
		2452	++$RELOAD;
		2453
2307	warn "cancel all extension coros";	2454	warn "cancelling all extension coros";
2308	$_->cancel for values %EXT_CORO;	2455	$_->cancel for values %EXT_CORO;
2309	%EXT_CORO = ();	2456	%EXT_CORO = ();
2310		2457
2311	warn "remove commands";	2458	warn "removing commands";
2312	%COMMAND = ();	2459	%COMMAND = ();
2313		2460
2314	warn "remove ext commands";	2461	warn "removing ext commands";
2315	%EXTCMD = ();	2462	%EXTCMD = ();
2316		2463
2317	warn "unload/nuke all extensions";	2464	warn "unloading/nuking all extensions";
2318	for my $pkg (@EXTS) {	2465	for my $pkg (@EXTS) {
2319	warn "... unloading $pkg";	2466	warn "... unloading $pkg";
2320		2467
2321	if (my $cb = $pkg->can ("unload")) {	2468	if (my $cb = $pkg->can ("unload")) {
2322	eval {	2469	eval {
…		…
2327		2474
2328	warn "... nuking $pkg";	2475	warn "... nuking $pkg";
2329	Symbol::delete_package $pkg;	2476	Symbol::delete_package $pkg;
2330	}	2477	}
2331		2478
2332	warn "unload all perl modules loaded from $LIBDIR";	2479	warn "unloading all perl modules loaded from $LIBDIR";
2333	while (my ($k, $v) = each %INC) {	2480	while (my ($k, $v) = each %INC) {
2334	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2481	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2335		2482
2336	warn "removing <$k>";	2483	warn "... unloading $k";
2337	delete $INC{$k};	2484	delete $INC{$k};
2338		2485
2339	$k =~ s/\.pm$//;	2486	$k =~ s/\.pm$//;
2340	$k =~ s/\//::/g;	2487	$k =~ s/\//::/g;
2341		2488
…		…
2344	}	2491	}
2345		2492
2346	Symbol::delete_package $k;	2493	Symbol::delete_package $k;
2347	}	2494	}
2348		2495
2349	warn "get rid of safe::, as good as possible";	2496	warn "getting rid of safe::, as good as possible";
2350	Symbol::delete_package "safe::$_"	2497	Symbol::delete_package "safe::$_"
2351	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2498	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2352		2499
2353	warn "unload cf.pm \"a bit\"";	2500	warn "unloading cf.pm \"a bit\"";
2354	delete $INC{"cf.pm"};	2501	delete $INC{"cf.pm"};
2355		2502
2356	# don't, removes xs symbols, too,	2503	# don't, removes xs symbols, too,
2357	# and global variables created in xs	2504	# and global variables created in xs
2358	#Symbol::delete_package __PACKAGE__;	2505	#Symbol::delete_package __PACKAGE__;
2359		2506
		2507	warn "unload completed, starting to reload now";
		2508
2360	warn "reloading cf.pm";	2509	warn "reloading cf.pm";
2361	require cf;	2510	require cf;
2362	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2511	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2363		2512
2364	warn "load config and database again";	2513	warn "loading config and database again";
2365	cf::cfg_load;	2514	cf::cfg_load;
2366	cf::db_load;
2367		2515
2368	warn "load extensions";	2516	warn "loading extensions";
2369	cf::load_extensions;	2517	cf::load_extensions;
2370		2518
2371	warn "reattach attachments to objects/players";	2519	warn "reattaching attachments to objects/players";
2372	_global_reattach;	2520	_global_reattach; # objects, sockets
2373	warn "reattach attachments to maps";	2521	warn "reattaching attachments to maps";
2374	reattach $_ for values %MAP;	2522	reattach $_ for values %MAP;
2375	};	2523	warn "reattaching attachments to players";
		2524	reattach $_ for values %PLAYER;
2376		2525
2377	if ($@) {	2526	warn "loading reloadable resources";
		2527	reload_resources;
		2528
		2529	warn "leaving sync_job";
		2530
		2531	1
		2532	} or do {
2378	warn $@;	2533	warn $@;
2379	warn "error while reloading, exiting.";	2534	warn "error while reloading, exiting.";
2380	exit 1;	2535	exit 1;
2381	}	2536	};
2382		2537
2383	warn "reloaded";	2538	warn "reloaded";
2384	};	2539	};
2385		2540
2386	#############################################################################	2541	our $RELOAD_WATCHER; # used only during reload
2387
2388	unless ($LINK_MAP) {
2389	$LINK_MAP = cf::map::new;
2390
2391	$LINK_MAP->width (41);
2392	$LINK_MAP->height (41);
2393	$LINK_MAP->alloc;
2394	$LINK_MAP->path ("{link}");
2395	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2396	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2397
2398	# dirty hack because... archetypes are not yet loaded
2399	Event->timer (
2400	after => 10,
2401	cb => sub {
2402	$_[0]->w->cancel;
2403
2404	# provide some exits "home"
2405	my $exit = cf::object::new "exit";
2406
2407	$exit->slaying ($EMERGENCY_POSITION->[0]);
2408	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2409	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2410
2411	$LINK_MAP->insert ($exit->clone, 19, 19);
2412	$LINK_MAP->insert ($exit->clone, 19, 20);
2413	$LINK_MAP->insert ($exit->clone, 19, 21);
2414	$LINK_MAP->insert ($exit->clone, 20, 19);
2415	$LINK_MAP->insert ($exit->clone, 20, 21);
2416	$LINK_MAP->insert ($exit->clone, 21, 19);
2417	$LINK_MAP->insert ($exit->clone, 21, 20);
2418	$LINK_MAP->insert ($exit->clone, 21, 21);
2419
2420	$exit->destroy;
2421	});
2422
2423	$LINK_MAP->{deny_save} = 1;
2424	$LINK_MAP->{deny_reset} = 1;
2425
2426	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2427	}
2428		2542
2429	register_command "reload" => sub {	2543	register_command "reload" => sub {
2430	my ($who, $arg) = @_;	2544	my ($who, $arg) = @_;
2431		2545
2432	if ($who->flag (FLAG_WIZ)) {	2546	if ($who->flag (FLAG_WIZ)) {
2433	$who->message ("start of reload.");	2547	$who->message ("reloading server.");
		2548
		2549	# doing reload synchronously and two reloads happen back-to-back,
		2550	# coro crashes during coro_state_free->destroy here.
		2551
		2552	$RELOAD_WATCHER ||= Event->timer (
		2553	reentrant => 0,
		2554	after => 0,
		2555	data => WF_AUTOCANCEL,
		2556	cb => sub {
2434	reload;	2557	reload;
2435	$who->message ("end of reload.");	2558	undef $RELOAD_WATCHER;
		2559	},
		2560	);
2436	}	2561	}
2437	};	2562	};
2438		2563
2439	unshift @INC, $LIBDIR;	2564	unshift @INC, $LIBDIR;
		2565
		2566	my $bug_warning = 0;
2440		2567
2441	$TICK_WATCHER = Event->timer (	2568	$TICK_WATCHER = Event->timer (
2442	reentrant => 0,	2569	reentrant => 0,
		2570	parked => 1,
2443	prio => 0,	2571	prio => 0,
2444	at => $NEXT_TICK || $TICK,	2572	at => $NEXT_TICK || $TICK,
2445	data => WF_AUTOCANCEL,	2573	data => WF_AUTOCANCEL,
2446	cb => sub {	2574	cb => sub {
		2575	if ($Coro::current != $Coro::main) {
		2576	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2577	unless ++$bug_warning > 10;
		2578	return;
		2579	}
		2580
		2581	$NOW = Event::time;
		2582
2447	cf::server_tick; # one server iteration	2583	cf::server_tick; # one server iteration
2448	$RUNTIME += $TICK;	2584	$RUNTIME += $TICK;
2449	$NEXT_TICK += $TICK;	2585	$NEXT_TICK += $TICK;
2450		2586
		2587	if ($NOW >= $NEXT_RUNTIME_WRITE) {
		2588	$NEXT_RUNTIME_WRITE = $NOW + 10;
		2589	Coro::async_pool {
		2590	write_runtime
		2591	or warn "ERROR: unable to write runtime file: $!";
		2592	};
		2593	}
		2594
2451	$WAIT_FOR_TICK->broadcast;	2595	$WAIT_FOR_TICK->broadcast;
2452	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;	2596	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2597
		2598	# my $AFTER = Event::time;
		2599	# warn $AFTER - $NOW;#d#
2453		2600
2454	# if we are delayed by four ticks or more, skip them all	2601	# if we are delayed by four ticks or more, skip them all
2455	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2602	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2456		2603
2457	$TICK_WATCHER->at ($NEXT_TICK);	2604	$TICK_WATCHER->at ($NEXT_TICK);
2458	$TICK_WATCHER->start;	2605	$TICK_WATCHER->start;
2459	},	2606	},
2460	);	2607	);
2461		2608
		2609	{
2462	IO::AIO::max_poll_time $TICK * 0.2;	2610	BDB::max_poll_time $TICK * 0.1;
2463		2611	$BDB_POLL_WATCHER = Event->io (
2464	Event->io (	2612	reentrant => 0,
2465	fd => IO::AIO::poll_fileno,	2613	fd => BDB::poll_fileno,
2466	poll => 'r',	2614	poll => 'r',
2467	prio => 5,	2615	prio => 0,
2468	data => WF_AUTOCANCEL,
2469	cb => \&IO::AIO::poll_cb,
2470	);
2471
2472	Event->timer (
2473	data => WF_AUTOCANCEL,	2616	data => WF_AUTOCANCEL,
2474	after => 0,	2617	cb => \&BDB::poll_cb,
2475	interval => 10,	2618	);
2476	cb => sub {	2619	BDB::min_parallel 8;
2477	(Coro::unblock_sub {	2620
2478	write_runtime	2621	BDB::set_sync_prepare {
2479	or warn "ERROR: unable to write runtime file: $!";	2622	my $status;
		2623	my $current = $Coro::current;
		2624	(
		2625	sub {
		2626	$status = $!;
		2627	$current->ready; undef $current;
		2628	},
		2629	sub {
		2630	Coro::schedule while defined $current;
		2631	$! = $status;
		2632	},
		2633	)
		2634	};
		2635
		2636	unless ($DB_ENV) {
		2637	$DB_ENV = BDB::db_env_create;
		2638
		2639	cf::sync_job {
		2640	eval {
		2641	BDB::db_env_open
		2642	$DB_ENV,
		2643	$BDB_ENV_DIR,
		2644	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
		2645	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
		2646	0666;
		2647
		2648	cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;
		2649
		2650	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
		2651	$DB_ENV->set_lk_detect;
		2652	};
		2653
		2654	cf::cleanup "db_env_open(db): $@" if $@;
2480	})->();	2655	};
2481	},	2656	}
2482	);	2657	}
		2658
		2659	{
		2660	IO::AIO::min_parallel 8;
		2661
		2662	undef $Coro::AIO::WATCHER;
		2663	IO::AIO::max_poll_time $TICK * 0.1;
		2664	$AIO_POLL_WATCHER = Event->io (
		2665	reentrant => 0,
		2666	data => WF_AUTOCANCEL,
		2667	fd => IO::AIO::poll_fileno,
		2668	poll => 'r',
		2669	prio => 6,
		2670	cb => \&IO::AIO::poll_cb,
		2671	);
		2672	}
2483		2673
2484	END { cf::emergency_save }	2674	END { cf::emergency_save }
2485		2675
2486	1	2676	1
2487		2677

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines