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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.154 by root, Tue Jan 9 15:36:19 2007 UTC vs.
Revision 1.207 by root, Sun Feb 11 22:42:09 2007 UTC

…		…
8	use Storable;	8	use Storable;
9	use Opcode;	9	use Opcode;
10	use Safe;	10	use Safe;
11	use Safe::Hole;	11	use Safe::Hole;
12		12
13	use Coro 3.3 ();	13	use Coro 3.5 ();
14	use Coro::Event;	14	use Coro::Event;
15	use Coro::Timer;	15	use Coro::Timer;
16	use Coro::Signal;	16	use Coro::Signal;
17	use Coro::Semaphore;	17	use Coro::Semaphore;
18	use Coro::AIO;	18	use Coro::AIO;
19		19
		20	use BDB ();
20	use Data::Dumper;	21	use Data::Dumper;
21	use Digest::MD5;	22	use Digest::MD5;
22	use Fcntl;	23	use Fcntl;
23	use IO::AIO 2.32 ();	24	use IO::AIO 2.32 ();
24	use YAML::Syck ();	25	use YAML::Syck ();
25	use Time::HiRes;	26	use Time::HiRes;
26		27
27	use Event; $Event::Eval = 1; # no idea why this is required, but it is	28	use Event; $Event::Eval = 1; # no idea why this is required, but it is
28		29
		30	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		31
29	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	32	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
30	$YAML::Syck::ImplicitUnicode = 1;	33	$YAML::Syck::ImplicitUnicode = 1;
31		34
32	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	35	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
33		36
34	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
35
36	our %COMMAND = ();	37	our %COMMAND = ();
37	our %COMMAND_TIME = ();	38	our %COMMAND_TIME = ();
		39
		40	our @EXTS = (); # list of extension package names
38	our %EXTCMD = ();	41	our %EXTCMD = ();
		42	our %EXT_CORO = (); # coroutines bound to extensions
		43	our %EXT_MAP = (); # pluggable maps
39		44
40	our @EVENT;	45	our @EVENT;
41	our $LIBDIR = datadir . "/ext";	46	our $LIBDIR = datadir . "/ext";
42		47
43	our $TICK = MAX_TIME * 1e-6;	48	our $TICK = MAX_TIME * 1e-6;
44	our $TICK_WATCHER;	49	our $TICK_WATCHER;
		50	our $AIO_POLL_WATCHER;
		51	our $WRITE_RUNTIME_WATCHER;
45	our $NEXT_TICK;	52	our $NEXT_TICK;
46	our $NOW;	53	our $NOW;
		54	our $USE_FSYNC = 1; # use fsync to write maps - default off
		55
		56	our $BDB_POLL_WATCHER;
		57	our $DB_ENV;
47		58
48	our %CFG;	59	our %CFG;
49		60
50	our $UPTIME; $UPTIME ||= time;	61	our $UPTIME; $UPTIME ||= time;
51	our $RUNTIME;	62	our $RUNTIME;
52		63
53	our %PLAYER; # all users	64	our %PLAYER; # all users
54	our %MAP; # all maps	65	our %MAP; # all maps
55	our $LINK_MAP; # the special {link} map	66	our $LINK_MAP; # the special {link} map, which is always available
56	our $RANDOM_MAPS = cf::localdir . "/random";	67	our $RANDOM_MAPS = cf::localdir . "/random";
57	our %EXT_CORO; # coroutines bound to extensions	68	our $BDB_ENV_DIR = cf::localdir . "/db";
		69
		70	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
		71	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		72
		73	# used to convert map paths into valid unix filenames by replacing / by ∕
		74	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
58		75
59	binmode STDOUT;	76	binmode STDOUT;
60	binmode STDERR;	77	binmode STDERR;
61		78
62	# read virtual server time, if available	79	# read virtual server time, if available
…		…
69	mkdir cf::localdir;	86	mkdir cf::localdir;
70	mkdir cf::localdir . "/" . cf::playerdir;	87	mkdir cf::localdir . "/" . cf::playerdir;
71	mkdir cf::localdir . "/" . cf::tmpdir;	88	mkdir cf::localdir . "/" . cf::tmpdir;
72	mkdir cf::localdir . "/" . cf::uniquedir;	89	mkdir cf::localdir . "/" . cf::uniquedir;
73	mkdir $RANDOM_MAPS;	90	mkdir $RANDOM_MAPS;
		91	mkdir $BDB_ENV_DIR;
74		92
75	# a special map that is always available
76	our $LINK_MAP;
77	our $EMERGENCY_POSITION;	93	our $EMERGENCY_POSITION;
		94
		95	sub cf::map::normalise;
78		96
79	#############################################################################	97	#############################################################################
80		98
81	=head2 GLOBAL VARIABLES	99	=head2 GLOBAL VARIABLES
82		100
…		…
106		124
107	=item %cf::CFG	125	=item %cf::CFG
108		126
109	Configuration for the server, loaded from C</etc/crossfire/config>, or	127	Configuration for the server, loaded from C</etc/crossfire/config>, or
110	from wherever your confdir points to.	128	from wherever your confdir points to.
		129
		130	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		131
		132	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		133	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		134	processing has been done. Call C<< ->wait >> on them to maximise the
		135	window of cpu time available, or simply to synchronise to the server tick.
111		136
112	=back	137	=back
113		138
114	=cut	139	=cut
115		140
…		…
146	}	171	}
147		172
148	$Event::DIED = sub {	173	$Event::DIED = sub {
149	warn "error in event callback: @_";	174	warn "error in event callback: @_";
150	};	175	};
151
152	my %ext_pkg;
153	my @exts;
154	my @hook;
155		176
156	=head2 UTILITY FUNCTIONS	177	=head2 UTILITY FUNCTIONS
157		178
158	=over 4	179	=over 4
159		180
…		…
247	}	268	}
248		269
249	sub freeze_mainloop {	270	sub freeze_mainloop {
250	return unless $TICK_WATCHER->is_active;	271	return unless $TICK_WATCHER->is_active;
251		272
252	my $guard = Coro::guard { $TICK_WATCHER->start };	273	my $guard = Coro::guard {
		274	$TICK_WATCHER->start;
		275	$WRITE_RUNTIME_WATCHER->start;
		276	};
		277	$WRITE_RUNTIME_WATCHER->stop;
253	$TICK_WATCHER->stop;	278	$TICK_WATCHER->stop;
254	$guard	279	$guard
255	}	280	}
256		281
257	=item cf::async { BLOCK }	282	=item cf::async { BLOCK }
…		…
309	}	334	}
310	}	335	}
311		336
312	=item $coro = cf::async_ext { BLOCK }	337	=item $coro = cf::async_ext { BLOCK }
313		338
314	Like async, but this coro is automcatially being canceled when the	339	Like async, but this coro is automatically being canceled when the
315	extension calling this is being unloaded.	340	extension calling this is being unloaded.
316		341
317	=cut	342	=cut
318		343
319	sub async_ext(&) {	344	sub async_ext(&) {
…		…
333	my $runtime = cf::localdir . "/runtime";	358	my $runtime = cf::localdir . "/runtime";
334		359
335	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	360	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
336	or return;	361	or return;
337		362
		363	my $value = $cf::RUNTIME + 90 + 10;
338	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock	364	# 10 is the runtime save interval, for a monotonic clock
		365	# 60 allows for the watchdog to kill the server.
		366
339	(aio_write $fh, 0, (length $value), $value, 0) <= 0	367	(aio_write $fh, 0, (length $value), $value, 0) <= 0
340	and return;	368	and return;
341		369
		370	# always fsync - this file is important
342	aio_fsync $fh	371	aio_fsync $fh
343	and return;	372	and return;
344		373
345	close $fh	374	close $fh
346	or return;	375	or return;
…		…
352	}	381	}
353		382
354	=back	383	=back
355		384
356	=cut	385	=cut
357
358	#############################################################################
359
360	package cf::path;
361
362	# used to convert map paths into valid unix filenames by repalcing / by ∕
363	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
364
365	sub new {
366	my ($class, $path, $base) = @_;
367
368	$path = $path->as_string if ref $path;
369
370	my $self = bless { }, $class;
371
372	# {... are special paths that are not touched
373	# ?xxx/... are special absolute paths
374	# ?random/... random maps
375	# /! non-realised random map exit
376	# /... normal maps
377	# ~/... per-player maps without a specific player (DO NOT USE)
378	# ~user/... per-player map of a specific user
379
380	if ($path =~ /^{/) {
381	# fine as it is
382	} elsif ($path =~ s{^\?random/}{}) {
383	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
384	$self->{random} = cf::from_json $data;
385	} else {
386	if ($path =~ s{^~([^/]+)?}{}) {
387	$self->{user_rel} = 1;
388
389	if (defined $1) {
390	$self->{user} = $1;
391	} elsif ($base =~ m{^~([^/]+)/}) {
392	$self->{user} = $1;
393	} else {
394	warn "cannot resolve user-relative path without user <$path,$base>\n";
395	}
396	} elsif ($path =~ /^\//) {
397	# already absolute
398	} else {
399	$base =~ s{[^/]+/?$}{};
400	return $class->new ("$base/$path");
401	}
402
403	for ($path) {
404	redo if s{/\.?/}{/};
405	redo if s{/[^/]+/\.\./}{/};
406	}
407	}
408
409	$self->{path} = $path;
410
411	$self
412	}
413
414	# the name / primary key / in-game path
415	sub as_string {
416	my ($self) = @_;
417
418	$self->{user_rel} ? "~$self->{user}$self->{path}"
419	: $self->{random} ? "?random/$self->{path}"
420	: $self->{path}
421	}
422
423	# the displayed name, this is a one way mapping
424	sub visible_name {
425	my ($self) = @_;
426
427	# if (my $rmp = $self->{random}) {
428	# # todo: be more intelligent about this
429	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
430	# } else {
431	$self->as_string
432	# }
433	}
434
435	# escape the /'s in the path
436	sub _escaped_path {
437	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
438	$path
439	}
440
441	# the original (read-only) location
442	sub load_path {
443	my ($self) = @_;
444
445	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
446	}
447
448	# the temporary/swap location
449	sub save_path {
450	my ($self) = @_;
451
452	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
453	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
454	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
455	}
456
457	# the unique path, might be eq to save_path
458	sub uniq_path {
459	my ($self) = @_;
460
461	$self->{user_rel} || $self->{random}
462	? undef
463	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
464	}
465
466	# return random map parameters, or undef
467	sub random_map_params {
468	my ($self) = @_;
469
470	$self->{random}
471	}
472
473	# this is somewhat ugly, but style maps do need special treatment
474	sub is_style_map {
475	$_[0]{path} =~ m{^/styles/}
476	}
477
478	package cf;
479		386
480	#############################################################################	387	#############################################################################
481		388
482	=head2 ATTACHABLE OBJECTS	389	=head2 ATTACHABLE OBJECTS
483		390
…		…
609	our @CB_TYPE = (); # registry for type (cf-object class) based events	516	our @CB_TYPE = (); # registry for type (cf-object class) based events
610	our @CB_MAP = ();	517	our @CB_MAP = ();
611		518
612	my %attachment;	519	my %attachment;
613		520
		521	sub cf::attachable::thawer_merge {
		522	# simply override everything except _meta
		523	local $_[0]{_meta};
		524	%{$_[0]} = %{$_[1]};
		525	}
		526
614	sub _attach_cb($$$$) {	527	sub _attach_cb($$$$) {
615	my ($registry, $event, $prio, $cb) = @_;	528	my ($registry, $event, $prio, $cb) = @_;
616		529
617	use sort 'stable';	530	use sort 'stable';
618		531
…		…
789	# object support	702	# object support
790		703
791	sub reattach {	704	sub reattach {
792	# basically do the same as instantiate, without calling instantiate	705	# basically do the same as instantiate, without calling instantiate
793	my ($obj) = @_;	706	my ($obj) = @_;
		707
		708	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
794		709
795	my $registry = $obj->registry;	710	my $registry = $obj->registry;
796		711
797	@$registry = ();	712	@$registry = ();
798		713
…		…
845	$filename, length $$rdata, scalar @$objs;	760	$filename, length $$rdata, scalar @$objs;
846		761
847	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	762	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
848	chmod SAVE_MODE, $fh;	763	chmod SAVE_MODE, $fh;
849	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	764	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
850	aio_fsync $fh;	765	aio_fsync $fh if $cf::USE_FSYNC;
851	close $fh;	766	close $fh;
852		767
853	if (@$objs) {	768	if (@$objs) {
854	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	769	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
855	chmod SAVE_MODE, $fh;	770	chmod SAVE_MODE, $fh;
856	my $data = Storable::nfreeze { version => 1, objs => $objs };	771	my $data = Storable::nfreeze { version => 1, objs => $objs };
857	aio_write $fh, 0, (length $data), $data, 0;	772	aio_write $fh, 0, (length $data), $data, 0;
858	aio_fsync $fh;	773	aio_fsync $fh if $cf::USE_FSYNC;
859	close $fh;	774	close $fh;
860	aio_rename "$filename.pst~", "$filename.pst";	775	aio_rename "$filename.pst~", "$filename.pst";
861	}	776	}
862	} else {	777	} else {
863	aio_unlink "$filename.pst";	778	aio_unlink "$filename.pst";
…		…
869	}	784	}
870	} else {	785	} else {
871	aio_unlink $filename;	786	aio_unlink $filename;
872	aio_unlink "$filename.pst";	787	aio_unlink "$filename.pst";
873	}	788	}
		789
		790	#d##TODO# nuke non .map-files if exist
		791	if ($filename =~ s/\.map$//) {
		792	aio_unlink $filename;
		793	aio_unlink "$filename.pst";
		794	}
874	}	795	}
875	}	796	}
876		797
877	sub object_freezer_as_string {	798	sub object_freezer_as_string {
878	my ($rdata, $objs) = @_;	799	my ($rdata, $objs) = @_;
…		…
884		805
885	sub object_thawer_load {	806	sub object_thawer_load {
886	my ($filename) = @_;	807	my ($filename) = @_;
887		808
888	my ($data, $av);	809	my ($data, $av);
		810
		811	#d#TODO remove .map if file does not exist
		812	aio_stat $filename and $filename =~ s/\.map$//;
889		813
890	(aio_load $filename, $data) >= 0	814	(aio_load $filename, $data) >= 0
891	or return;	815	or return;
892		816
893	unless (aio_stat "$filename.pst") {	817	unless (aio_stat "$filename.pst") {
…		…
930	=cut	854	=cut
931		855
932	sub register_extcmd {	856	sub register_extcmd {
933	my ($name, $cb) = @_;	857	my ($name, $cb) = @_;
934		858
935	my $caller = caller;
936	#warn "registering extcmd '$name' to '$caller'";
937
938	$EXTCMD{$name} = [$cb, $caller];	859	$EXTCMD{$name} = $cb;
939	}	860	}
940		861
941	cf::player->attach (	862	cf::player->attach (
942	on_command => sub {	863	on_command => sub {
943	my ($pl, $name, $params) = @_;	864	my ($pl, $name, $params) = @_;
…		…
956		877
957	my $msg = eval { from_json $buf };	878	my $msg = eval { from_json $buf };
958		879
959	if (ref $msg) {	880	if (ref $msg) {
960	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	881	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
961	if (my %reply = $cb->[0]->($pl, $msg)) {	882	if (my %reply = $cb->($pl, $msg)) {
962	$pl->ext_reply ($msg->{msgid}, %reply);	883	$pl->ext_reply ($msg->{msgid}, %reply);
963	}	884	}
964	}	885	}
965	} else {	886	} else {
966	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	887	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
968		889
969	cf::override;	890	cf::override;
970	},	891	},
971	);	892	);
972		893
973	sub register {
974	my ($base, $pkg) = @_;
975
976	#TODO
977	}
978
979	sub load_extension {	894	sub load_extension {
980	my ($path) = @_;	895	my ($path) = @_;
981		896
982	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	897	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
983	my $base = $1;	898	my $base = $1;
984	my $pkg = $1;	899	my $pkg = $1;
985	$pkg =~ s/[^[:word:]]/_/g;	900	$pkg =~ s/[^[:word:]]/_/g;
986	$pkg = "ext::$pkg";	901	$pkg = "ext::$pkg";
987		902
988	warn "loading '$path' into '$pkg'\n";	903	warn "... loading '$path' into '$pkg'\n";
989		904
990	open my $fh, "<:utf8", $path	905	open my $fh, "<:utf8", $path
991	or die "$path: $!";	906	or die "$path: $!";
992		907
993	my $source =	908	my $source =
994	"package $pkg; use strict; use utf8;\n"	909	"package $pkg; use strict; use utf8;\n"
995	. "#line 1 \"$path\"\n{\n"	910	. "#line 1 \"$path\"\n{\n"
996	. (do { local $/; <$fh> })	911	. (do { local $/; <$fh> })
997	. "\n};\n1";	912	. "\n};\n1";
998		913
999	eval $source	914	unless (eval $source) {
1000	or die $@ ? "$path: $@\n"	915	my $msg = $@ ? "$path: $@\n"
1001	: "extension disabled.\n";	916	: "extension disabled.\n";
1002		917	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
1003	push @exts, $pkg;	918	warn $@;
1004	$ext_pkg{$base} = $pkg;	919	warn "mandatory extension failed to load, exiting.\n";
1005		920	exit 1;
1006	# no strict 'refs';	921	}
1007	# @{"$pkg\::ISA"} = ext::;	922	die $@;
1008
1009	register $base, $pkg;
1010	}
1011
1012	sub unload_extension {
1013	my ($pkg) = @_;
1014
1015	warn "removing extension $pkg\n";
1016
1017	# remove hooks
1018	#TODO
1019	# for my $idx (0 .. $#PLUGIN_EVENT) {
1020	# delete $hook[$idx]{$pkg};
1021	# }	923	}
1022		924
1023	# remove commands	925	push @EXTS, $pkg;
1024	for my $name (keys %COMMAND) {
1025	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1026
1027	if (@cb) {
1028	$COMMAND{$name} = \@cb;
1029	} else {
1030	delete $COMMAND{$name};
1031	}
1032	}
1033
1034	# remove extcmds
1035	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1036	delete $EXTCMD{$name};
1037	}
1038
1039	if (my $cb = $pkg->can ("unload")) {
1040	eval {
1041	$cb->($pkg);
1042	1
1043	} or warn "$pkg unloaded, but with errors: $@";
1044	}
1045
1046	Symbol::delete_package $pkg;
1047	}	926	}
1048		927
1049	sub load_extensions {	928	sub load_extensions {
1050	for my $ext (<$LIBDIR/*.ext>) {	929	for my $ext (<$LIBDIR/*.ext>) {
1051	next unless -r $ext;	930	next unless -r $ext;
…		…
1055	} or warn "$ext not loaded: $@";	934	} or warn "$ext not loaded: $@";
1056	}	935	}
1057	}	936	}
1058		937
1059	#############################################################################	938	#############################################################################
1060	# load/save/clean perl data associated with a map
1061
1062	*cf::mapsupport::on_clean = sub {
1063	my ($map) = @_;
1064
1065	my $path = $map->tmpname;
1066	defined $path or return;
1067
1068	unlink "$path.pst";
1069	};
1070
1071	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1072
1073	#############################################################################
1074	# load/save perl data associated with player->ob objects
1075
1076	sub all_objects(@) {
1077	@_, map all_objects ($_->inv), @_
1078	}
1079
1080	# TODO: compatibility cruft, remove when no longer needed
1081	cf::player->attach (
1082	on_load => sub {
1083	my ($pl, $path) = @_;
1084
1085	for my $o (all_objects $pl->ob) {
1086	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1087	$o->set_ob_key_value ("_perl_data");
1088
1089	%$o = %{ Storable::thaw pack "H*", $value };
1090	}
1091	}
1092	},
1093	);
1094
1095	#############################################################################
1096		939
1097	=head2 CORE EXTENSIONS	940	=head2 CORE EXTENSIONS
1098		941
1099	Functions and methods that extend core crossfire objects.	942	Functions and methods that extend core crossfire objects.
1100		943
…		…
1136		979
1137	sub exists($) {	980	sub exists($) {
1138	my ($login) = @_;	981	my ($login) = @_;
1139		982
1140	$cf::PLAYER{$login}	983	$cf::PLAYER{$login}
1141	or cf::sync_job { !aio_stat $login }	984	or cf::sync_job { !aio_stat path $login }
1142	}	985	}
1143		986
1144	sub find($) {	987	sub find($) {
1145	return $cf::PLAYER{$_[0]} || do {	988	return $cf::PLAYER{$_[0]} || do {
1146	my $login = $_[0];	989	my $login = $_[0];
…		…
1225	my @logins;	1068	my @logins;
1226		1069
1227	for my $login (@$dirs) {	1070	for my $login (@$dirs) {
1228	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1071	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
1229	aio_read $fh, 0, 512, my $buf, 0 or next;	1072	aio_read $fh, 0, 512, my $buf, 0 or next;
1230	$buf !~ /^password -------------$/ or next; # official not-valid tag	1073	$buf !~ /^password -------------$/m or next; # official not-valid tag
1231		1074
1232	utf8::decode $login;	1075	utf8::decode $login;
1233	push @logins, $login;	1076	push @logins, $login;
1234	}	1077	}
1235		1078
1236	\@logins	1079	\@logins
1237	}	1080	}
1238		1081
1239	=item $player->maps	1082	=item $player->maps
1240		1083
1241	Returns an arrayref of cf::path's of all maps that are private for this	1084	Returns an arrayref of map paths that are private for this
1242	player. May block.	1085	player. May block.
1243		1086
1244	=cut	1087	=cut
1245		1088
1246	sub maps($) {	1089	sub maps($) {
1247	my ($pl) = @_;	1090	my ($pl) = @_;
		1091
		1092	$pl = ref $pl ? $pl->ob->name : $pl;
1248		1093
1249	my $files = aio_readdir playerdir $pl	1094	my $files = aio_readdir playerdir $pl
1250	or return;	1095	or return;
1251		1096
1252	my @paths;	1097	my @paths;
1253		1098
1254	for (@$files) {	1099	for (@$files) {
1255	utf8::decode $_;	1100	utf8::decode $_;
1256	next if /\.(?:pl|pst)$/;	1101	next if /\.(?:pl|pst)$/;
1257	next unless /^$PATH_SEP/;	1102	next unless /^$PATH_SEP/o;
1258		1103
1259	s/$PATH_SEP/\//g;	1104	push @paths, cf::map::normalise "~$pl/$_";
1260	push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;
1261	}	1105	}
1262		1106
1263	\@paths	1107	\@paths
1264	}	1108	}
1265		1109
…		…
1291	package cf::map;	1135	package cf::map;
1292		1136
1293	use Fcntl;	1137	use Fcntl;
1294	use Coro::AIO;	1138	use Coro::AIO;
1295		1139
		1140	use overload
		1141	'""' => \&as_string,
		1142	fallback => 1;
		1143
1296	our $MAX_RESET = 3600;	1144	our $MAX_RESET = 3600;
1297	our $DEFAULT_RESET = 3000;	1145	our $DEFAULT_RESET = 3000;
1298		1146
1299	sub generate_random_map {	1147	sub generate_random_map {
1300	my ($path, $rmp) = @_;	1148	my ($self, $rmp) = @_;
1301
1302	# mit "rum" bekleckern, nicht	1149	# mit "rum" bekleckern, nicht
1303	cf::map::_create_random_map	1150	$self->_create_random_map (
1304	$path,
1305	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1151	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1306	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1152	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1307	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1153	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1308	$rmp->{exit_on_final_map},	1154	$rmp->{exit_on_final_map},
1309	$rmp->{xsize}, $rmp->{ysize},	1155	$rmp->{xsize}, $rmp->{ysize},
1310	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1156	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1311	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1157	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1312	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1158	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1313	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1159	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1314	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1160	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1315	(cf::region::find $rmp->{region})	1161	(cf::region::find $rmp->{region}), $rmp->{custom}
		1162	)
		1163	}
		1164
		1165	=item cf::map->register ($regex, $prio)
		1166
		1167	Register a handler for the map path matching the given regex at the
		1168	givne priority (higher is better, built-in handlers have priority 0, the
		1169	default).
		1170
		1171	=cut
		1172
		1173	sub register {
		1174	my (undef, $regex, $prio) = @_;
		1175	my $pkg = caller;
		1176
		1177	no strict;
		1178	push @{"$pkg\::ISA"}, __PACKAGE__;
		1179
		1180	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1181	}
		1182
		1183	# also paths starting with '/'
		1184	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1185
		1186	sub thawer_merge {
		1187	my ($self, $merge) = @_;
		1188
		1189	# we have to keep some variables in memory intact
		1190	local $self->{path};
		1191	local $self->{load_path};
		1192	local $self->{deny_save};
		1193	local $self->{deny_reset};
		1194
		1195	$self->SUPER::thawer_merge ($merge);
		1196	}
		1197
		1198	sub normalise {
		1199	my ($path, $base) = @_;
		1200
		1201	$path = "$path"; # make sure its a string
		1202
		1203	$path =~ s/\.map$//;
		1204
		1205	# map plan:
		1206	#
		1207	# /! non-realised random map exit (special hack!)
		1208	# {... are special paths that are not being touched
		1209	# ?xxx/... are special absolute paths
		1210	# ?random/... random maps
		1211	# /... normal maps
		1212	# ~user/... per-player map of a specific user
		1213
		1214	$path =~ s/$PATH_SEP/\//go;
		1215
		1216	# treat it as relative path if it starts with
		1217	# something that looks reasonable
		1218	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1219	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1220
		1221	$base =~ s{[^/]+/?$}{};
		1222	$path = "$base/$path";
		1223	}
		1224
		1225	for ($path) {
		1226	redo if s{//}{/};
		1227	redo if s{/\.?/}{/};
		1228	redo if s{/[^/]+/\.\./}{/};
		1229	}
		1230
		1231	$path
		1232	}
		1233
		1234	sub new_from_path {
		1235	my (undef, $path, $base) = @_;
		1236
		1237	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1238
		1239	$path = normalise $path, $base;
		1240
		1241	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1242	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1243	my $self = bless cf::map::new, $pkg;
		1244	$self->{path} = $path; $self->path ($path);
		1245	$self->init; # pass $1 etc.
		1246	return $self;
		1247	}
		1248	}
		1249
		1250	Carp::carp "unable to resolve path '$path' (base '$base').";
		1251	()
		1252	}
		1253
		1254	sub init {
		1255	my ($self) = @_;
		1256
		1257	$self
		1258	}
		1259
		1260	sub as_string {
		1261	my ($self) = @_;
		1262
		1263	"$self->{path}"
		1264	}
		1265
		1266	# the displayed name, this is a one way mapping
		1267	sub visible_name {
		1268	&as_string
		1269	}
		1270
		1271	# the original (read-only) location
		1272	sub load_path {
		1273	my ($self) = @_;
		1274
		1275	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
		1276	}
		1277
		1278	# the temporary/swap location
		1279	sub save_path {
		1280	my ($self) = @_;
		1281
		1282	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1283	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
		1284	}
		1285
		1286	# the unique path, undef == no special unique path
		1287	sub uniq_path {
		1288	my ($self) = @_;
		1289
		1290	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1291	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1316	}	1292	}
1317		1293
1318	# and all this just because we cannot iterate over	1294	# and all this just because we cannot iterate over
1319	# all maps in C++...	1295	# all maps in C++...
1320	sub change_all_map_light {	1296	sub change_all_map_light {
…		…
1322		1298
1323	$_->change_map_light ($change)	1299	$_->change_map_light ($change)
1324	for grep $_->outdoor, values %cf::MAP;	1300	for grep $_->outdoor, values %cf::MAP;
1325	}	1301	}
1326		1302
		1303	sub unlink_save {
		1304	my ($self) = @_;
		1305
		1306	utf8::encode (my $save = $self->save_path);
		1307	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1308	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1309
		1310	#d#TODO remove .map and also nuke
		1311	$save =~ s/\.map// or return;#d#
		1312	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;#d#
		1313	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";#d#
		1314	}
		1315
1327	sub try_load_header($) {	1316	sub load_header_from($) {
1328	my ($path) = @_;	1317	my ($self, $path) = @_;
1329		1318
1330	utf8::encode $path;	1319	utf8::encode $path;
1331	aio_open $path, O_RDONLY, 0	1320	#aio_open $path, O_RDONLY, 0
		1321	# or return;
		1322
		1323	$self->_load_header ($path)
1332	or return;	1324	or return;
1333		1325
1334	my $map = cf::map::new	1326	$self->{load_path} = $path;
		1327
		1328	1
		1329	}
		1330
		1331	sub load_header_orig {
		1332	my ($self) = @_;
		1333
		1334	$self->load_header_from ($self->load_path)
		1335	}
		1336
		1337	sub load_header_temp {
		1338	my ($self) = @_;
		1339
		1340	$self->load_header_from ($self->save_path)
		1341	}
		1342
		1343	sub prepare_temp {
		1344	my ($self) = @_;
		1345
		1346	$self->last_access ((delete $self->{last_access})
		1347	|| $cf::RUNTIME); #d#
		1348	# safety
		1349	$self->{instantiate_time} = $cf::RUNTIME
		1350	if $self->{instantiate_time} > $cf::RUNTIME;
		1351	}
		1352
		1353	sub prepare_orig {
		1354	my ($self) = @_;
		1355
		1356	$self->{load_original} = 1;
		1357	$self->{instantiate_time} = $cf::RUNTIME;
		1358	$self->last_access ($cf::RUNTIME);
		1359	$self->instantiate;
		1360	}
		1361
		1362	sub load_header {
		1363	my ($self) = @_;
		1364
		1365	if ($self->load_header_temp) {
		1366	$self->prepare_temp;
		1367	} else {
		1368	$self->load_header_orig
1335	or return;	1369	or return;
		1370	$self->prepare_orig;
		1371	}
1336		1372
1337	# for better error messages only, will be overwritten	1373	1
1338	$map->path ($path);
1339
1340	$map->load_header ($path)
1341	or return;
1342
1343	$map->{load_path} = $path;
1344
1345	$map
1346	}	1374	}
1347		1375
1348	sub find;	1376	sub find;
1349	sub find {	1377	sub find {
1350	my ($path, $origin) = @_;	1378	my ($path, $origin) = @_;
1351		1379
1352	#warn "find<$path,$origin>\n";#d#
1353
1354	$path = new cf::path $path, $origin && $origin->path;	1380	$path = normalise $path, $origin && $origin->path;
1355	my $key = $path->as_string;
1356		1381
1357	cf::lock_wait "map_find:$key";	1382	cf::lock_wait "map_find:$path";
1358		1383
1359	$cf::MAP{$key} || do {	1384	$cf::MAP{$path} || do {
1360	my $guard = cf::lock_acquire "map_find:$key";	1385	my $guard = cf::lock_acquire "map_find:$path";
1361		1386	my $map = new_from_path cf::map $path
1362	# do it the slow way
1363	my $map = try_load_header $path->save_path;
1364
1365	Coro::cede;
1366
1367	if ($map) {
1368	$map->last_access ((delete $map->{last_access})
1369	|| $cf::RUNTIME); #d#
1370	# safety
1371	$map->{instantiate_time} = $cf::RUNTIME
1372	if $map->{instantiate_time} > $cf::RUNTIME;
1373	} else {
1374	if (my $rmp = $path->random_map_params) {
1375	$map = generate_random_map $key, $rmp;
1376	} else {
1377	$map = try_load_header $path->load_path;
1378	}
1379
1380	$map or return;	1387	or return;
1381		1388
1382	$map->{load_original} = 1;
1383	$map->{instantiate_time} = $cf::RUNTIME;
1384	$map->last_access ($cf::RUNTIME);
1385	$map->instantiate;
1386
1387	# per-player maps become, after loading, normal maps
1388	$map->per_player (0) if $path->{user_rel};
1389	}
1390
1391	$map->path ($key);
1392	$map->{path} = $path;
1393	$map->{last_save} = $cf::RUNTIME;	1389	$map->{last_save} = $cf::RUNTIME;
1394		1390
1395	Coro::cede;	1391	$map->load_header
		1392	or return;
1396		1393
1397	if ($map->should_reset) {	1394	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1395	# doing this can freeze the server in a sync job, obviously
		1396	#$cf::WAIT_FOR_TICK->wait;
1398	$map->reset;	1397	$map->reset;
1399	undef $guard;	1398	undef $guard;
1400	$map = find $path	1399	return find $path;
1401	or return;
1402	}	1400	}
1403		1401
1404	$cf::MAP{$key} = $map	1402	$cf::MAP{$path} = $map
1405	}	1403	}
1406	}	1404	}
		1405
		1406	sub pre_load { }
		1407	sub post_load { }
1407		1408
1408	sub load {	1409	sub load {
1409	my ($self) = @_;	1410	my ($self) = @_;
1410		1411
		1412	local $self->{deny_reset} = 1; # loading can take a long time
		1413
1411	my $path = $self->{path};	1414	my $path = $self->{path};
1412	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1415	my $guard = cf::lock_acquire "map_load:$path";
1413		1416
1414	return if $self->in_memory != cf::MAP_SWAPPED;	1417	return if $self->in_memory != cf::MAP_SWAPPED;
1415		1418
1416	$self->in_memory (cf::MAP_LOADING);	1419	$self->in_memory (cf::MAP_LOADING);
1417		1420
1418	$self->alloc;	1421	$self->alloc;
		1422
		1423	$self->pre_load;
		1424
1419	$self->load_objects ($self->{load_path}, 1)	1425	$self->_load_objects ($self->{load_path}, 1)
1420	or return;	1426	or return;
1421		1427
1422	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1428	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1423	if delete $self->{load_original};	1429	if delete $self->{load_original};
1424		1430
1425	if (my $uniq = $path->uniq_path) {	1431	if (my $uniq = $self->uniq_path) {
1426	utf8::encode $uniq;	1432	utf8::encode $uniq;
1427	if (aio_open $uniq, O_RDONLY, 0) {	1433	if (aio_open $uniq, O_RDONLY, 0) {
1428	$self->clear_unique_items;	1434	$self->clear_unique_items;
1429	$self->load_objects ($uniq, 0);	1435	$self->_load_objects ($uniq, 0);
1430	}	1436	}
1431	}	1437	}
1432		1438
1433	Coro::cede;	1439	Coro::cede;
1434		1440
1435	# now do the right thing for maps	1441	# now do the right thing for maps
1436	$self->link_multipart_objects;	1442	$self->link_multipart_objects;
1437		1443
1438	if ($self->{path}->is_style_map) {	1444	unless ($self->{deny_activate}) {
1439	$self->{deny_save} = 1;	1445	$self->decay_objects;
1440	$self->{deny_reset} = 1;
1441	} else {
1442	$self->fix_auto_apply;	1446	$self->fix_auto_apply;
1443	$self->decay_objects;
1444	$self->update_buttons;	1447	$self->update_buttons;
		1448	Coro::cede;
1445	$self->set_darkness_map;	1449	$self->set_darkness_map;
1446	$self->difficulty ($self->estimate_difficulty)	1450	$self->difficulty ($self->estimate_difficulty)
1447	unless $self->difficulty;	1451	unless $self->difficulty;
		1452	Coro::cede;
1448	$self->activate;	1453	$self->activate;
1449	}	1454	}
1450		1455
1451	Coro::cede;	1456	$self->post_load;
1452		1457
1453	$self->in_memory (cf::MAP_IN_MEMORY);	1458	$self->in_memory (cf::MAP_IN_MEMORY);
		1459	}
		1460
		1461	sub customise_for {
		1462	my ($self, $ob) = @_;
		1463
		1464	return find "~" . $ob->name . "/" . $self->{path}
		1465	if $self->per_player;
		1466
		1467	$self
		1468	}
		1469
		1470	# find and load all maps in the 3x3 area around a map
		1471	sub load_diag {
		1472	my ($map) = @_;
		1473
		1474	my @diag; # diagonal neighbours
		1475
		1476	for (0 .. 3) {
		1477	my $neigh = $map->tile_path ($_)
		1478	or next;
		1479	$neigh = find $neigh, $map
		1480	or next;
		1481	$neigh->load;
		1482
		1483	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1484	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1485	}
		1486
		1487	for (@diag) {
		1488	my $neigh = find @$_
		1489	or next;
		1490	$neigh->load;
		1491	}
1454	}	1492	}
1455		1493
1456	sub find_sync {	1494	sub find_sync {
1457	my ($path, $origin) = @_;	1495	my ($path, $origin) = @_;
1458		1496
1459	cf::sync_job { cf::map::find $path, $origin }	1497	cf::sync_job { find $path, $origin }
1460	}	1498	}
1461		1499
1462	sub do_load_sync {	1500	sub do_load_sync {
1463	my ($map) = @_;	1501	my ($map) = @_;
1464		1502
1465	cf::sync_job { $map->load };	1503	cf::sync_job { $map->load };
1466	}	1504	}
1467		1505
		1506	our %MAP_PREFETCH;
		1507	our $MAP_PREFETCHER = undef;
		1508
		1509	sub find_async {
		1510	my ($path, $origin) = @_;
		1511
		1512	$path = normalise $path, $origin && $origin->{path};
		1513
		1514	if (my $map = $cf::MAP{$path}) {
		1515	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1516	}
		1517
		1518	undef $MAP_PREFETCH{$path};
		1519	$MAP_PREFETCHER ||= cf::async {
		1520	while (%MAP_PREFETCH) {
		1521	for my $path (keys %MAP_PREFETCH) {
		1522	my $map = find $path
		1523	or next;
		1524	$map->load;
		1525
		1526	delete $MAP_PREFETCH{$path};
		1527	}
		1528	}
		1529	undef $MAP_PREFETCHER;
		1530	};
		1531	$MAP_PREFETCHER->prio (6);
		1532
		1533	()
		1534	}
		1535
1468	sub save {	1536	sub save {
1469	my ($self) = @_;	1537	my ($self) = @_;
1470		1538
1471	my $lock = cf::lock_acquire "map_data:" . $self->path;	1539	my $lock = cf::lock_acquire "map_data:" . $self->path;
1472		1540
1473	$self->{last_save} = $cf::RUNTIME;	1541	$self->{last_save} = $cf::RUNTIME;
1474		1542
1475	return unless $self->dirty;	1543	return unless $self->dirty;
1476		1544
1477	my $save = $self->{path}->save_path; utf8::encode $save;	1545	my $save = $self->save_path; utf8::encode $save;
1478	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1546	my $uniq = $self->uniq_path; utf8::encode $uniq;
1479		1547
1480	$self->{load_path} = $save;	1548	$self->{load_path} = $save;
1481		1549
1482	return if $self->{deny_save};	1550	return if $self->{deny_save};
1483		1551
…		…
1486	cf::async {	1554	cf::async {
1487	$_->contr->save for $self->players;	1555	$_->contr->save for $self->players;
1488	};	1556	};
1489		1557
1490	if ($uniq) {	1558	if ($uniq) {
1491	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1559	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1492	$self->save_objects ($uniq, cf::IO_UNIQUES);	1560	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1493	} else {	1561	} else {
1494	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1562	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1495	}	1563	}
1496	}	1564	}
1497		1565
1498	sub swap_out {	1566	sub swap_out {
1499	my ($self) = @_;	1567	my ($self) = @_;
…		…
1513		1581
1514	sub reset_at {	1582	sub reset_at {
1515	my ($self) = @_;	1583	my ($self) = @_;
1516		1584
1517	# TODO: safety, remove and allow resettable per-player maps	1585	# TODO: safety, remove and allow resettable per-player maps
1518	return 1e99 if $self->{path}{user_rel};	1586	return 1e99 if $self->isa ("ext::map_per_player");#d#
1519	return 1e99 if $self->{deny_reset};	1587	return 1e99 if $self->{deny_reset};
1520		1588
1521	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1589	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1522	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1590	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1523		1591
…		…
1528	my ($self) = @_;	1596	my ($self) = @_;
1529		1597
1530	$self->reset_at <= $cf::RUNTIME	1598	$self->reset_at <= $cf::RUNTIME
1531	}	1599	}
1532		1600
1533	sub unlink_save {
1534	my ($self) = @_;
1535
1536	utf8::encode (my $save = $self->{path}->save_path);
1537	aioreq_pri 3; IO::AIO::aio_unlink $save;
1538	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1539	}
1540
1541	sub rename {
1542	my ($self, $new_path) = @_;
1543
1544	$self->unlink_save;
1545
1546	delete $cf::MAP{$self->path};
1547	$self->{path} = new cf::path $new_path;
1548	$self->path ($self->{path}->as_string);
1549	$cf::MAP{$self->path} = $self;
1550
1551	$self->save;
1552	}
1553
1554	sub reset {	1601	sub reset {
1555	my ($self) = @_;	1602	my ($self) = @_;
1556		1603
1557	my $lock = cf::lock_acquire "map_data:" . $self->path;	1604	my $lock = cf::lock_acquire "map_data:$self->{path}";
1558		1605
1559	return if $self->players;	1606	return if $self->players;
1560	return if $self->{path}{user_rel};#d#	1607	return if $self->isa ("ext::map_per_player");#d#
1561		1608
1562	warn "resetting map ", $self->path;#d#	1609	warn "resetting map ", $self->path;#d#
1563		1610
1564	delete $cf::MAP{$self->path};	1611	delete $cf::MAP{$self->path};
		1612
		1613	$self->in_memory (cf::MAP_SWAPPED);
		1614	$self->clear;
1565		1615
1566	$_->clear_links_to ($self) for values %cf::MAP;	1616	$_->clear_links_to ($self) for values %cf::MAP;
1567		1617
1568	$self->unlink_save;	1618	$self->unlink_save;
1569	$self->destroy;	1619	$self->destroy;
…		…
1572	my $nuke_counter = "aaaa";	1622	my $nuke_counter = "aaaa";
1573		1623
1574	sub nuke {	1624	sub nuke {
1575	my ($self) = @_;	1625	my ($self) = @_;
1576		1626
		1627	delete $cf::MAP{$self->path};
		1628
		1629	$self->unlink_save;
		1630
		1631	bless $self, "cf::map";
		1632	delete $self->{deny_reset};
1577	$self->{deny_save} = 1;	1633	$self->{deny_save} = 1;
1578	$self->reset_timeout (1);	1634	$self->reset_timeout (1);
1579	$self->rename ("{nuke}/" . ($nuke_counter++));	1635	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1636
		1637	$cf::MAP{$self->path} = $self;
		1638
1580	$self->reset; # polite request, might not happen	1639	$self->reset; # polite request, might not happen
1581	}	1640	}
1582		1641
1583	sub customise_for {	1642	=item cf::map::unique_maps
1584	my ($map, $ob) = @_;
1585		1643
1586	if ($map->per_player) {	1644	Returns an arrayref of paths of all shared maps that have
1587	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1645	instantiated unique items. May block.
1588	}
1589		1646
1590	$map	1647	=cut
1591	}
1592		1648
1593	sub emergency_save {	1649	sub unique_maps() {
1594	my $freeze_guard = cf::freeze_mainloop;	1650	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1651	or return;
1595		1652
1596	warn "enter emergency perl save\n";	1653	my @paths;
1597		1654
1598	cf::sync_job {	1655	for (@$files) {
1599	warn "begin emergency player save\n";	1656	utf8::decode $_;
1600	$_->save for values %cf::PLAYER;	1657	next if /\.pst$/;
1601	warn "end emergency player save\n";	1658	next unless /^$PATH_SEP/o;
1602		1659
1603	warn "begin emergency map save\n";	1660	push @paths, cf::map::normalise $_;
1604	$_->save for values %cf::MAP;
1605	warn "end emergency map save\n";
1606	};	1661	}
1607		1662
1608	warn "leave emergency perl save\n";	1663	\@paths
1609	}	1664	}
1610		1665
1611	package cf;	1666	package cf;
1612		1667
1613	=back	1668	=back
1614		1669
		1670	=head3 cf::object
		1671
		1672	=cut
		1673
		1674	package cf::object;
		1675
		1676	=over 4
		1677
		1678	=item $ob->inv_recursive
		1679
		1680	Returns the inventory of the object _and_ their inventories, recursively.
		1681
		1682	=cut
		1683
		1684	sub inv_recursive_;
		1685	sub inv_recursive_ {
		1686	map { $_, inv_recursive_ $_->inv } @_
		1687	}
		1688
		1689	sub inv_recursive {
		1690	inv_recursive_ inv $_[0]
		1691	}
		1692
		1693	package cf;
		1694
		1695	=back
1615		1696
1616	=head3 cf::object::player	1697	=head3 cf::object::player
1617		1698
1618	=over 4	1699	=over 4
1619		1700
…		…
1659		1740
1660	=item $player_object->enter_link	1741	=item $player_object->enter_link
1661		1742
1662	Freezes the player and moves him/her to a special map (C<{link}>).	1743	Freezes the player and moves him/her to a special map (C<{link}>).
1663		1744
1664	The player should be reaosnably safe there for short amounts of time. You	1745	The player should be reasonably safe there for short amounts of time. You
1665	I<MUST> call C<leave_link> as soon as possible, though.	1746	I<MUST> call C<leave_link> as soon as possible, though.
1666		1747
		1748	Will never block.
		1749
1667	=item $player_object->leave_link ($map, $x, $y)	1750	=item $player_object->leave_link ($map, $x, $y)
1668		1751
1669	Moves the player out of the specila link map onto the given map. If the	1752	Moves the player out of the special C<{link}> map onto the specified
1670	map is not valid (or omitted), the player will be moved back to the	1753	map. If the map is not valid (or omitted), the player will be moved back
1671	location he/she was before the call to C<enter_link>, or, if that fails,	1754	to the location he/she was before the call to C<enter_link>, or, if that
1672	to the emergency map position.	1755	fails, to the emergency map position.
1673		1756
1674	Might block.	1757	Might block.
1675		1758
1676	=cut	1759	=cut
		1760
		1761	sub link_map {
		1762	unless ($LINK_MAP) {
		1763	$LINK_MAP = cf::map::find "{link}"
		1764	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1765	$LINK_MAP->load;
		1766	}
		1767
		1768	$LINK_MAP
		1769	}
1677		1770
1678	sub cf::object::player::enter_link {	1771	sub cf::object::player::enter_link {
1679	my ($self) = @_;	1772	my ($self) = @_;
1680		1773
1681	$self->deactivate_recursive;	1774	$self->deactivate_recursive;
1682		1775
1683	return if $self->map == $LINK_MAP;	1776	return if UNIVERSAL::isa $self->map, "ext::map_link";
1684		1777
1685	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1686	if $self->map;	1779	if $self->map;
1687		1780
1688	$self->enter_map ($LINK_MAP, 20, 20);	1781	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1689	}	1782	}
1690		1783
1691	sub cf::object::player::leave_link {	1784	sub cf::object::player::leave_link {
1692	my ($self, $map, $x, $y) = @_;	1785	my ($self, $map, $x, $y) = @_;
1693		1786
…		…
1711	# use -1 or undef as default coordinates, not 0, 0	1804	# use -1 or undef as default coordinates, not 0, 0
1712	($x, $y) = ($map->enter_x, $map->enter_y)	1805	($x, $y) = ($map->enter_x, $map->enter_y)
1713	if $x <=0 && $y <= 0;	1806	if $x <=0 && $y <= 0;
1714		1807
1715	$map->load;	1808	$map->load;
		1809	$map->load_diag;
1716		1810
1717	return unless $self->contr->active;	1811	return unless $self->contr->active;
1718	$self->activate_recursive;	1812	$self->activate_recursive;
1719	$self->enter_map ($map, $x, $y);	1813	$self->enter_map ($map, $x, $y);
1720	}	1814	}
…		…
1756	=cut	1850	=cut
1757		1851
1758	sub cf::object::player::goto {	1852	sub cf::object::player::goto {
1759	my ($self, $path, $x, $y) = @_;	1853	my ($self, $path, $x, $y) = @_;
1760		1854
1761	$path = new cf::path $path;
1762	$path ne "/" or Carp::cluck ("oy");#d#
1763
1764	$self->enter_link;	1855	$self->enter_link;
1765		1856
1766	(async {	1857	(async {
		1858	my $map = eval {
1767	my $map = cf::map::find $path->as_string;	1859	my $map = cf::map::find $path;
1768	$map = $map->customise_for ($self) if $map;	1860	$map = $map->customise_for ($self) if $map;
1769		1861	$map
1770	# warn "entering ", $map->path, " at ($x, $y)\n"	1862	} or
1771	# if $map;
1772
1773	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1863	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1774		1864
1775	$self->leave_link ($map, $x, $y);	1865	$self->leave_link ($map, $x, $y);
1776	})->prio (1);	1866	})->prio (1);
1777	}	1867	}
1778		1868
…		…
1782		1872
1783	sub parse_random_map_params {	1873	sub parse_random_map_params {
1784	my ($spec) = @_;	1874	my ($spec) = @_;
1785		1875
1786	my $rmp = { # defaults	1876	my $rmp = { # defaults
1787	xsize => 10,	1877	xsize => (cf::rndm 15, 40),
1788	ysize => 10,	1878	ysize => (cf::rndm 15, 40),
		1879	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1880	#layout => string,
1789	};	1881	};
1790		1882
1791	for (split /\n/, $spec) {	1883	for (split /\n/, $spec) {
1792	my ($k, $v) = split /\s+/, $_, 2;	1884	my ($k, $v) = split /\s+/, $_, 2;
1793		1885
…		…
1797	$rmp	1889	$rmp
1798	}	1890	}
1799		1891
1800	sub prepare_random_map {	1892	sub prepare_random_map {
1801	my ($exit) = @_;	1893	my ($exit) = @_;
		1894
		1895	my $guard = cf::lock_acquire "exit_prepare:$exit";
1802		1896
1803	# all this does is basically replace the /! path by	1897	# all this does is basically replace the /! path by
1804	# a new random map path (?random/...) with a seed	1898	# a new random map path (?random/...) with a seed
1805	# that depends on the exit object	1899	# that depends on the exit object
1806		1900
1807	my $rmp = parse_random_map_params $exit->msg;	1901	my $rmp = parse_random_map_params $exit->msg;
1808		1902
1809	if ($exit->map) {	1903	if ($exit->map) {
1810	$rmp->{region} = $exit->map->region_name;	1904	$rmp->{region} = $exit->region->name;
1811	$rmp->{origin_map} = $exit->map->path;	1905	$rmp->{origin_map} = $exit->map->path;
1812	$rmp->{origin_x} = $exit->x;	1906	$rmp->{origin_x} = $exit->x;
1813	$rmp->{origin_y} = $exit->y;	1907	$rmp->{origin_y} = $exit->y;
1814	}	1908	}
1815		1909
1816	$rmp->{random_seed} ||= $exit->random_seed;	1910	$rmp->{random_seed} ||= $exit->random_seed;
1817		1911
1818	my $data = cf::to_json $rmp;	1912	my $data = cf::to_json $rmp;
1819	my $md5 = Digest::MD5::md5_hex $data;	1913	my $md5 = Digest::MD5::md5_hex $data;
		1914	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1820		1915
1821	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1916	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1822	aio_write $fh, 0, (length $data), $data, 0;	1917	aio_write $fh, 0, (length $data), $data, 0;
		1918	undef $fh;
		1919	aio_rename "$meta~", $meta;
1823		1920
1824	$exit->slaying ("?random/$md5");	1921	$exit->slaying ("?random/$md5");
1825	$exit->msg (undef);	1922	$exit->msg (undef);
1826	}	1923	}
1827	}	1924	}
1828		1925
1829	sub cf::object::player::enter_exit {	1926	sub cf::object::player::enter_exit {
1830	my ($self, $exit) = @_;	1927	my ($self, $exit) = @_;
1831		1928
1832	return unless $self->type == cf::PLAYER;	1929	return unless $self->type == cf::PLAYER;
		1930
		1931	if ($exit->slaying eq "/!") {
		1932	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1933	cf::sync_job { prepare_random_map $exit };
		1934	}
		1935
		1936	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1937	my $hp = $exit->stats->hp;
		1938	my $sp = $exit->stats->sp;
1833		1939
1834	$self->enter_link;	1940	$self->enter_link;
1835		1941
1836	(async {	1942	(async {
1837	$self->deactivate_recursive; # just to be sure	1943	$self->deactivate_recursive; # just to be sure
1838	unless (eval {	1944	unless (eval {
1839	prepare_random_map $exit	1945	$self->goto ($slaying, $hp, $sp);
1840	if $exit->slaying eq "/!";
1841
1842	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1843	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1844		1946
1845	1;	1947	1;
1846	}) {	1948	}) {
1847	$self->message ("Something went wrong deep within the crossfire server. "	1949	$self->message ("Something went wrong deep within the crossfire server. "
1848	. "I'll try to bring you back to the map you were before. "	1950	. "I'll try to bring you back to the map you were before. "
1849	. "Please report this to the dungeon master",	1951	. "Please report this to the dungeon master!",
1850	cf::NDI_UNIQUE | cf::NDI_RED);	1952	cf::NDI_UNIQUE | cf::NDI_RED);
1851		1953
1852	warn "ERROR in enter_exit: $@";	1954	warn "ERROR in enter_exit: $@";
1853	$self->leave_link;	1955	$self->leave_link;
1854	}	1956	}
…		…
1909	# get handled first	2011	# get handled first
1910	my $queue = delete $ns->{query_queue}	2012	my $queue = delete $ns->{query_queue}
1911	or return; # be conservative, not sure how that can happen, but we saw a crash here	2013	or return; # be conservative, not sure how that can happen, but we saw a crash here
1912		2014
1913	(shift @$queue)->[1]->($msg);	2015	(shift @$queue)->[1]->($msg);
		2016	return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1914		2017
1915	push @{ $ns->{query_queue} }, @$queue;	2018	push @{ $ns->{query_queue} }, @$queue;
1916		2019
1917	if (@{ $ns->{query_queue} } == @$queue) {	2020	if (@{ $ns->{query_queue} } == @$queue) {
1918	if (@$queue) {	2021	if (@$queue) {
…		…
2137	sub db_sync() {	2240	sub db_sync() {
2138	db_save if $dirty;	2241	db_save if $dirty;
2139	undef $dirty;	2242	undef $dirty;
2140	}	2243	}
2141		2244
2142	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2245	my $idle = Event->idle (
2143	db_sync;	2246	reentrant => 0,
		2247	min => 10,
		2248	max => 20,
		2249	repeat => 0,
		2250	data => WF_AUTOCANCEL,
		2251	cb => \&db_sync,
2144	});	2252	);
2145		2253
2146	sub db_dirty() {	2254	sub db_dirty() {
2147	$dirty = 1;	2255	$dirty = 1;
2148	$idle->start;	2256	$idle->start;
2149	}	2257	}
…		…
2170	},	2278	},
2171	);	2279	);
2172	}	2280	}
2173		2281
2174	#############################################################################	2282	#############################################################################
2175	# the server's main()	2283	# the server's init and main functions
		2284
		2285	sub load_resources {
		2286	load_regions sprintf "%s/%s/regions", cf::datadir, cf::mapdir
		2287	or die "unable to load regions file\n";#d#
		2288	}
2176		2289
2177	sub cfg_load {	2290	sub cfg_load {
2178	open my $fh, "<:utf8", cf::confdir . "/config"	2291	open my $fh, "<:utf8", cf::confdir . "/config"
2179	or return;	2292	or return;
2180		2293
…		…
2193	};	2306	};
2194	warn $@ if $@;	2307	warn $@ if $@;
2195	}	2308	}
2196	}	2309	}
2197		2310
		2311	sub init {
		2312	load_resources;
		2313	}
		2314
2198	sub main {	2315	sub main {
2199	# we must not ever block the main coroutine	2316	# we must not ever block the main coroutine
2200	local $Coro::idle = sub {	2317	local $Coro::idle = sub {
2201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2318	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2319	(async {
2202	async { Event::one_event };	2320	Event::one_event;
		2321	})->prio (Coro::PRIO_MAX);
2203	};	2322	};
2204		2323
2205	cfg_load;	2324	cfg_load;
2206	db_load;	2325	db_load;
2207	load_extensions;	2326	load_extensions;
		2327
		2328	$TICK_WATCHER->start;
2208	Event::loop;	2329	Event::loop;
2209	}	2330	}
2210		2331
2211	#############################################################################	2332	#############################################################################
2212	# initialisation	2333	# initialisation and cleanup
		2334
		2335	# install some emergency cleanup handlers
		2336	BEGIN {
		2337	for my $signal (qw(INT HUP TERM)) {
		2338	Event->signal (
		2339	reentrant => 0,
		2340	data => WF_AUTOCANCEL,
		2341	signal => $signal,
		2342	prio => 0,
		2343	cb => sub {
		2344	cf::cleanup "SIG$signal";
		2345	},
		2346	);
		2347	}
		2348	}
		2349
		2350	sub emergency_save() {
		2351	my $freeze_guard = cf::freeze_mainloop;
		2352
		2353	warn "enter emergency perl save\n";
		2354
		2355	cf::sync_job {
		2356	# use a peculiar iteration method to avoid tripping on perl
		2357	# refcount bugs in for. also avoids problems with players
		2358	# and maps saved/destroyed asynchronously.
		2359	warn "begin emergency player save\n";
		2360	for my $login (keys %cf::PLAYER) {
		2361	my $pl = $cf::PLAYER{$login} or next;
		2362	$pl->valid or next;
		2363	$pl->save;
		2364	}
		2365	warn "end emergency player save\n";
		2366
		2367	warn "begin emergency map save\n";
		2368	for my $path (keys %cf::MAP) {
		2369	my $map = $cf::MAP{$path} or next;
		2370	$map->valid or next;
		2371	$map->save;
		2372	}
		2373	warn "end emergency map save\n";
		2374	};
		2375
		2376	warn "leave emergency perl save\n";
		2377	}
2213		2378
2214	sub reload() {	2379	sub reload() {
2215	# can/must only be called in main	2380	# can/must only be called in main
2216	if ($Coro::current != $Coro::main) {	2381	if ($Coro::current != $Coro::main) {
2217	warn "can only reload from main coroutine\n";	2382	warn "can only reload from main coroutine";
2218	return;	2383	return;
2219	}	2384	}
2220		2385
2221	warn "reloading...";	2386	warn "reloading...";
2222		2387
2223	my $guard = freeze_mainloop;	2388	warn "cancelling server ticker";
		2389	$TICK_WATCHER->cancel;
		2390
2224	cf::emergency_save;	2391	cf::emergency_save;
2225		2392
2226	eval {	2393	eval {
2227	# if anything goes wrong in here, we should simply crash as we already saved	2394	# if anything goes wrong in here, we should simply crash as we already saved
2228		2395
2229	# cancel all watchers	2396	warn "syncing database to disk";
		2397	cf::db_sync;
		2398
		2399	warn "cancelling all WF_AUTOCANCEL watchers";
2230	for (Event::all_watchers) {	2400	for (Event::all_watchers) {
2231	$_->cancel if $_->data & WF_AUTOCANCEL;	2401	$_->cancel if $_->data & WF_AUTOCANCEL;
2232	}	2402	}
2233		2403
		2404	warn "flushing outstanding aio requests";
		2405	for (;;) {
		2406	IO::AIO::flush;
		2407	Coro::cede;
		2408	last unless IO::AIO::nreqs;
		2409	warn "iterate...";
		2410	}
		2411
2234	# cancel all extension coros	2412	warn "cancelling all extension coros";
2235	$_->cancel for values %EXT_CORO;	2413	$_->cancel for values %EXT_CORO;
2236	%EXT_CORO = ();	2414	%EXT_CORO = ();
2237		2415
2238	# unload all extensions	2416	warn "removing commands";
2239	for (@exts) {	2417	%COMMAND = ();
		2418
		2419	warn "removing ext commands";
		2420	%EXTCMD = ();
		2421
		2422	warn "unloading/nuking all extensions";
		2423	for my $pkg (@EXTS) {
2240	warn "unloading <$_>";	2424	warn "... unloading $pkg";
2241	unload_extension $_;	2425
		2426	if (my $cb = $pkg->can ("unload")) {
		2427	eval {
		2428	$cb->($pkg);
		2429	1
		2430	} or warn "$pkg unloaded, but with errors: $@";
2242	}	2431	}
2243		2432
		2433	warn "... nuking $pkg";
		2434	Symbol::delete_package $pkg;
		2435	}
		2436
2244	# unload all modules loaded from $LIBDIR	2437	warn "unloading all perl modules loaded from $LIBDIR";
2245	while (my ($k, $v) = each %INC) {	2438	while (my ($k, $v) = each %INC) {
2246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2439	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2247		2440
2248	warn "removing <$k>";	2441	warn "... unloading $k";
2249	delete $INC{$k};	2442	delete $INC{$k};
2250		2443
2251	$k =~ s/\.pm$//;	2444	$k =~ s/\.pm$//;
2252	$k =~ s/\//::/g;	2445	$k =~ s/\//::/g;
2253		2446
…		…
2256	}	2449	}
2257		2450
2258	Symbol::delete_package $k;	2451	Symbol::delete_package $k;
2259	}	2452	}
2260		2453
2261	# sync database to disk
2262	cf::db_sync;
2263	IO::AIO::flush;
2264
2265	# get rid of safe::, as good as possible	2454	warn "getting rid of safe::, as good as possible";
2266	Symbol::delete_package "safe::$_"	2455	Symbol::delete_package "safe::$_"
2267	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2456	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2268		2457
2269	# remove register_script_function callbacks
2270	# TODO
2271
2272	# unload cf.pm "a bit"	2458	warn "unloading cf.pm \"a bit\"";
2273	delete $INC{"cf.pm"};	2459	delete $INC{"cf.pm"};
2274		2460
2275	# don't, removes xs symbols, too,	2461	# don't, removes xs symbols, too,
2276	# and global variables created in xs	2462	# and global variables created in xs
2277	#Symbol::delete_package __PACKAGE__;	2463	#Symbol::delete_package __PACKAGE__;
2278		2464
2279	# reload cf.pm	2465	warn "unload completed, starting to reload now";
		2466
2280	warn "reloading cf.pm";	2467	warn "reloading cf.pm";
2281	require cf;	2468	require cf;
2282	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2469	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2283		2470
2284	# load config and database again	2471	warn "loading config and database again";
2285	cf::cfg_load;	2472	cf::cfg_load;
2286	cf::db_load;	2473	cf::db_load;
2287		2474
2288	# load extensions
2289	warn "load extensions";	2475	warn "loading extensions";
2290	cf::load_extensions;	2476	cf::load_extensions;
2291		2477
2292	# reattach attachments to objects	2478	warn "reattaching attachments to objects/players";
2293	warn "reattach";
2294	_global_reattach;	2479	_global_reattach;
		2480	warn "reattaching attachments to maps";
2295	reattach $_ for values %MAP;	2481	reattach $_ for values %MAP;
		2482
		2483	warn "loading reloadable resources";
		2484	load_resources;
		2485
		2486	warn "restarting server ticker";
		2487
		2488	$TICK_WATCHER->start;
2296	};	2489	};
2297		2490
2298	if ($@) {	2491	if ($@) {
2299	warn $@;	2492	warn $@;
2300	warn "error while reloading, exiting.";	2493	warn "error while reloading, exiting.";
2301	exit 1;	2494	exit 1;
2302	}	2495	}
2303		2496
2304	warn "reloaded successfully";	2497	warn "reloaded";
2305	};	2498	};
2306		2499
2307	#############################################################################	2500	our $RELOAD_WATCHER; # used only during reload
2308
2309	unless ($LINK_MAP) {
2310	$LINK_MAP = cf::map::new;
2311
2312	$LINK_MAP->width (41);
2313	$LINK_MAP->height (41);
2314	$LINK_MAP->alloc;
2315	$LINK_MAP->path ("{link}");
2316	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2317	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2318
2319	# dirty hack because... archetypes are not yet loaded
2320	Event->timer (
2321	after => 10,
2322	cb => sub {
2323	$_[0]->w->cancel;
2324
2325	# provide some exits "home"
2326	my $exit = cf::object::new "exit";
2327
2328	$exit->slaying ($EMERGENCY_POSITION->[0]);
2329	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2330	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2331
2332	$LINK_MAP->insert ($exit->clone, 19, 19);
2333	$LINK_MAP->insert ($exit->clone, 19, 20);
2334	$LINK_MAP->insert ($exit->clone, 19, 21);
2335	$LINK_MAP->insert ($exit->clone, 20, 19);
2336	$LINK_MAP->insert ($exit->clone, 20, 21);
2337	$LINK_MAP->insert ($exit->clone, 21, 19);
2338	$LINK_MAP->insert ($exit->clone, 21, 20);
2339	$LINK_MAP->insert ($exit->clone, 21, 21);
2340
2341	$exit->destroy;
2342	});
2343
2344	$LINK_MAP->{deny_save} = 1;
2345	$LINK_MAP->{deny_reset} = 1;
2346
2347	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2348	}
2349
2350	register "<global>", __PACKAGE__;
2351		2501
2352	register_command "reload" => sub {	2502	register_command "reload" => sub {
2353	my ($who, $arg) = @_;	2503	my ($who, $arg) = @_;
2354		2504
2355	if ($who->flag (FLAG_WIZ)) {	2505	if ($who->flag (FLAG_WIZ)) {
2356	$who->message ("start of reload.");	2506	$who->message ("reloading server.");
		2507
		2508	# doing reload synchronously and two reloads happen back-to-back,
		2509	# coro crashes during coro_state_free->destroy here.
		2510
		2511	$RELOAD_WATCHER ||= Event->timer (
		2512	reentrant => 0,
		2513	after => 0,
		2514	data => WF_AUTOCANCEL,
		2515	cb => sub {
2357	reload;	2516	reload;
2358	$who->message ("end of reload.");	2517	undef $RELOAD_WATCHER;
		2518	},
		2519	);
2359	}	2520	}
2360	};	2521	};
2361		2522
2362	unshift @INC, $LIBDIR;	2523	unshift @INC, $LIBDIR;
		2524
		2525	my $bug_warning = 0;
2363		2526
2364	$TICK_WATCHER = Event->timer (	2527	$TICK_WATCHER = Event->timer (
2365	reentrant => 0,	2528	reentrant => 0,
		2529	parked => 1,
2366	prio => 0,	2530	prio => 0,
2367	at => $NEXT_TICK || $TICK,	2531	at => $NEXT_TICK || $TICK,
2368	data => WF_AUTOCANCEL,	2532	data => WF_AUTOCANCEL,
2369	cb => sub {	2533	cb => sub {
		2534	if ($Coro::current != $Coro::main) {
		2535	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2536	unless ++$bug_warning > 10;
		2537	return;
		2538	}
		2539
		2540	$NOW = Event::time;
		2541
2370	cf::server_tick; # one server iteration	2542	cf::server_tick; # one server iteration
2371	$RUNTIME += $TICK;	2543	$RUNTIME += $TICK;
2372	$NEXT_TICK += $TICK;	2544	$NEXT_TICK += $TICK;
		2545
		2546	$WAIT_FOR_TICK->broadcast;
		2547	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2548
		2549	Event::sweep;
		2550	Coro::cede_notself;
		2551
		2552	# my $AFTER = Event::time;
		2553	# warn $AFTER - $NOW;#d#
2373		2554
2374	# if we are delayed by four ticks or more, skip them all	2555	# if we are delayed by four ticks or more, skip them all
2375	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2556	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2376		2557
2377	$TICK_WATCHER->at ($NEXT_TICK);	2558	$TICK_WATCHER->at ($NEXT_TICK);
2378	$TICK_WATCHER->start;	2559	$TICK_WATCHER->start;
2379	},	2560	},
2380	);	2561	);
2381		2562
		2563	{
		2564	BDB::max_poll_time $TICK * 0.1;
		2565	$BDB_POLL_WATCHER = Event->io (
		2566	reentrant => 0,
		2567	fd => BDB::poll_fileno,
		2568	poll => 'r',
		2569	prio => 0,
		2570	data => WF_AUTOCANCEL,
		2571	cb => \&BDB::poll_cb,
		2572	);
		2573	BDB::min_parallel 8;
		2574
		2575	BDB::set_sync_prepare {
		2576	my $status;
		2577	my $current = $Coro::current;
		2578	(
		2579	sub {
		2580	$status = $!;
		2581	$current->ready; undef $current;
		2582	},
		2583	sub {
		2584	Coro::schedule while defined $current;
		2585	$! = $status;
		2586	},
		2587	)
		2588	};
		2589
		2590	unless ($DB_ENV) {
		2591	$DB_ENV = BDB::db_env_create;
		2592
		2593	cf::sync_job {
		2594	BDB::db_env_open
		2595	$DB_ENV,
		2596	$BDB_ENV_DIR,
		2597	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
		2598	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
		2599	0666;
		2600
		2601	cf::cleanup "$!" if $!;
		2602
		2603	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
		2604	$DB_ENV->set_lk_detect;
		2605	};
		2606	}
		2607	}
		2608
		2609	{
		2610	IO::AIO::min_parallel 8;
		2611
		2612	undef $Coro::AIO::WATCHER;
2382	IO::AIO::max_poll_time $TICK * 0.2;	2613	IO::AIO::max_poll_time $TICK * 0.1;
2383		2614	$AIO_POLL_WATCHER = Event->io (
2384	Event->io (	2615	reentrant => 0,
2385	fd => IO::AIO::poll_fileno,	2616	fd => IO::AIO::poll_fileno,
2386	poll => 'r',	2617	poll => 'r',
2387	prio => 5,	2618	prio => 6,
2388	data => WF_AUTOCANCEL,	2619	data => WF_AUTOCANCEL,
2389	cb => \&IO::AIO::poll_cb,	2620	cb => \&IO::AIO::poll_cb,
2390	);	2621	);
		2622	}
2391		2623
2392	Event->timer (	2624	$WRITE_RUNTIME_WATCHER = Event->timer (
		2625	reentrant => 0,
2393	data => WF_AUTOCANCEL,	2626	data => WF_AUTOCANCEL,
2394	after => 0,	2627	after => 1,
2395	interval => 10,	2628	interval => 10,
2396	cb => sub {	2629	prio => 6, # keep it lowest so it acts like a watchdog
2397	(Coro::unblock_sub {	2630	cb => Coro::unblock_sub {
2398	write_runtime	2631	write_runtime
2399	or warn "ERROR: unable to write runtime file: $!";	2632	or warn "ERROR: unable to write runtime file: $!";
2400	})->();
2401	},	2633	},
2402	);	2634	);
2403		2635
2404	END { cf::emergency_save }	2636	END { cf::emergency_save }
2405		2637

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