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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.152 by root, Mon Jan 8 22:32:10 2007 UTC vs.
Revision 1.198 by root, Sun Jan 28 01:58:37 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 Data::Dumper;
20	use Digest::MD5;	21	use Digest::MD5;
21	use Fcntl;	22	use Fcntl;
22	use IO::AIO 2.32 ();	23	use IO::AIO 2.32 ();
23	use YAML::Syck ();	24	use YAML::Syck ();
24	use Time::HiRes;	25	use Time::HiRes;
25		26
26	use Event; $Event::Eval = 1; # no idea why this is required, but it is	27	use Event; $Event::Eval = 1; # no idea why this is required, but it is
27		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
28	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
30		33
31	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	34	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32		35
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34
35	our %COMMAND = ();	36	our %COMMAND = ();
36	our %COMMAND_TIME = ();	37	our %COMMAND_TIME = ();
		38
		39	our @EXTS = (); # list of extension package names
37	our %EXTCMD = ();	40	our %EXTCMD = ();
		41	our %EXT_CORO = (); # coroutines bound to extensions
		42	our %EXT_MAP = (); # pluggable maps
38		43
39	our @EVENT;	44	our @EVENT;
40	our $LIBDIR = datadir . "/ext";	45	our $LIBDIR = datadir . "/ext";
41		46
42	our $TICK = MAX_TIME * 1e-6;	47	our $TICK = MAX_TIME * 1e-6;
43	our $TICK_WATCHER;	48	our $TICK_WATCHER;
		49	our $AIO_POLL_WATCHER;
		50	our $WRITE_RUNTIME_WATCHER;
44	our $NEXT_TICK;	51	our $NEXT_TICK;
45	our $NOW;	52	our $NOW;
46		53
47	our %CFG;	54	our %CFG;
48		55
49	our $UPTIME; $UPTIME ||= time;	56	our $UPTIME; $UPTIME ||= time;
50	our $RUNTIME;	57	our $RUNTIME;
51		58
52	our %PLAYER; # all users	59	our %PLAYER; # all users
53	our %MAP; # all maps	60	our %MAP; # all maps
54	our $LINK_MAP; # the special {link} map	61	our $LINK_MAP; # the special {link} map, which is always available
55	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
56	our %EXT_CORO; # coroutines bound to extensions	63
		64	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
		65	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		66
		67	# used to convert map paths into valid unix filenames by replacing / by ∕
		68	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
57		69
58	binmode STDOUT;	70	binmode STDOUT;
59	binmode STDERR;	71	binmode STDERR;
60		72
61	# read virtual server time, if available	73	# read virtual server time, if available
…		…
69	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
70	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
71	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
73		85
74	# a special map that is always available
75	our $LINK_MAP;
76	our $EMERGENCY_POSITION;	86	our $EMERGENCY_POSITION;
77		87
78	#############################################################################	88	#############################################################################
79		89
80	=head2 GLOBAL VARIABLES	90	=head2 GLOBAL VARIABLES
…		…
105		115
106	=item %cf::CFG	116	=item %cf::CFG
107		117
108	Configuration for the server, loaded from C</etc/crossfire/config>, or	118	Configuration for the server, loaded from C</etc/crossfire/config>, or
109	from wherever your confdir points to.	119	from wherever your confdir points to.
		120
		121	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		122
		123	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		124	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		125	processing has been done. Call C<< ->wait >> on them to maximise the
		126	window of cpu time available, or simply to synchronise to the server tick.
110		127
111	=back	128	=back
112		129
113	=cut	130	=cut
114		131
…		…
146		163
147	$Event::DIED = sub {	164	$Event::DIED = sub {
148	warn "error in event callback: @_";	165	warn "error in event callback: @_";
149	};	166	};
150		167
151	my %ext_pkg;
152	my @exts;
153	my @hook;
154
155	=head2 UTILITY FUNCTIONS	168	=head2 UTILITY FUNCTIONS
156		169
157	=over 4	170	=over 4
158		171
		172	=item dumpval $ref
		173
159	=cut	174	=cut
		175
		176	sub dumpval {
		177	eval {
		178	local $SIG{__DIE__};
		179	my $d;
		180	if (1) {
		181	$d = new Data::Dumper([$_[0]], ["*var"]);
		182	$d->Terse(1);
		183	$d->Indent(2);
		184	$d->Quotekeys(0);
		185	$d->Useqq(1);
		186	#$d->Bless(...);
		187	$d->Seen($_[1]) if @_ > 1;
		188	$d = $d->Dump();
		189	}
		190	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		191	$d
		192	} || "[unable to dump $_[0]: '$@']";
		193	}
160		194
161	use JSON::Syck (); # TODO# replace by JSON::PC once working	195	use JSON::Syck (); # TODO# replace by JSON::PC once working
162		196
163	=item $ref = cf::from_json $json	197	=item $ref = cf::from_json $json
164		198
…		…
225	}	259	}
226		260
227	sub freeze_mainloop {	261	sub freeze_mainloop {
228	return unless $TICK_WATCHER->is_active;	262	return unless $TICK_WATCHER->is_active;
229		263
230	my $guard = Coro::guard { $TICK_WATCHER->start };	264	my $guard = Coro::guard {
		265	$TICK_WATCHER->start;
		266	$WRITE_RUNTIME_WATCHER->start;
		267	};
		268	$WRITE_RUNTIME_WATCHER->stop;
231	$TICK_WATCHER->stop;	269	$TICK_WATCHER->stop;
232	$guard	270	$guard
233	}	271	}
234		272
235	=item cf::async { BLOCK }	273	=item cf::async { BLOCK }
…		…
287	}	325	}
288	}	326	}
289		327
290	=item $coro = cf::async_ext { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
291		329
292	Like async, but this coro is automcatially being canceled when the	330	Like async, but this coro is automatically being canceled when the
293	extension calling this is being unloaded.	331	extension calling this is being unloaded.
294		332
295	=cut	333	=cut
296		334
297	sub async_ext(&) {	335	sub async_ext(&) {
…		…
311	my $runtime = cf::localdir . "/runtime";	349	my $runtime = cf::localdir . "/runtime";
312		350
313	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	351	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
314	or return;	352	or return;
315		353
		354	my $value = $cf::RUNTIME + 90 + 10;
316	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock	355	# 10 is the runtime save interval, for a monotonic clock
		356	# 60 allows for the watchdog to kill the server.
		357
317	(aio_write $fh, 0, (length $value), $value, 0) <= 0	358	(aio_write $fh, 0, (length $value), $value, 0) <= 0
318	and return;	359	and return;
319		360
320	aio_fsync $fh	361	aio_fsync $fh
321	and return;	362	and return;
…		…
330	}	371	}
331		372
332	=back	373	=back
333		374
334	=cut	375	=cut
335
336	#############################################################################
337
338	package cf::path;
339
340	sub new {
341	my ($class, $path, $base) = @_;
342
343	$path = $path->as_string if ref $path;
344
345	my $self = bless { }, $class;
346
347	# {... are special paths that are not touched
348	# ?xxx/... are special absolute paths
349	# ?random/... random maps
350	# /! non-realised random map exit
351	# /... normal maps
352	# ~/... per-player maps without a specific player (DO NOT USE)
353	# ~user/... per-player map of a specific user
354
355	if ($path =~ /^{/) {
356	# fine as it is
357	} elsif ($path =~ s{^\?random/}{}) {
358	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
359	$self->{random} = cf::from_json $data;
360	} else {
361	if ($path =~ s{^~([^/]+)?}{}) {
362	$self->{user_rel} = 1;
363
364	if (defined $1) {
365	$self->{user} = $1;
366	} elsif ($base =~ m{^~([^/]+)/}) {
367	$self->{user} = $1;
368	} else {
369	warn "cannot resolve user-relative path without user <$path,$base>\n";
370	}
371	} elsif ($path =~ /^\//) {
372	# already absolute
373	} else {
374	$base =~ s{[^/]+/?$}{};
375	return $class->new ("$base/$path");
376	}
377
378	for ($path) {
379	redo if s{/\.?/}{/};
380	redo if s{/[^/]+/\.\./}{/};
381	}
382	}
383
384	$self->{path} = $path;
385
386	$self
387	}
388
389	# the name / primary key / in-game path
390	sub as_string {
391	my ($self) = @_;
392
393	$self->{user_rel} ? "~$self->{user}$self->{path}"
394	: $self->{random} ? "?random/$self->{path}"
395	: $self->{path}
396	}
397
398	# the displayed name, this is a one way mapping
399	sub visible_name {
400	my ($self) = @_;
401
402	# if (my $rmp = $self->{random}) {
403	# # todo: be more intelligent about this
404	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
405	# } else {
406	$self->as_string
407	# }
408	}
409
410	# escape the /'s in the path
411	sub _escaped_path {
412	# ∕ is U+2215
413	(my $path = $_[0]{path}) =~ s/\//∕/g;
414	$path
415	}
416
417	# the original (read-only) location
418	sub load_path {
419	my ($self) = @_;
420
421	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
422	}
423
424	# the temporary/swap location
425	sub save_path {
426	my ($self) = @_;
427
428	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
429	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
430	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
431	}
432
433	# the unique path, might be eq to save_path
434	sub uniq_path {
435	my ($self) = @_;
436
437	$self->{user_rel} || $self->{random}
438	? undef
439	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
440	}
441
442	# return random map parameters, or undef
443	sub random_map_params {
444	my ($self) = @_;
445
446	$self->{random}
447	}
448
449	# this is somewhat ugly, but style maps do need special treatment
450	sub is_style_map {
451	$_[0]{path} =~ m{^/styles/}
452	}
453
454	package cf;
455		376
456	#############################################################################	377	#############################################################################
457		378
458	=head2 ATTACHABLE OBJECTS	379	=head2 ATTACHABLE OBJECTS
459		380
…		…
585	our @CB_TYPE = (); # registry for type (cf-object class) based events	506	our @CB_TYPE = (); # registry for type (cf-object class) based events
586	our @CB_MAP = ();	507	our @CB_MAP = ();
587		508
588	my %attachment;	509	my %attachment;
589		510
		511	sub cf::attachable::thawer_merge {
		512	# simply override everything except _meta
		513	local $_[0]{_meta};
		514	%{$_[0]} = %{$_[1]};
		515	}
		516
590	sub _attach_cb($$$$) {	517	sub _attach_cb($$$$) {
591	my ($registry, $event, $prio, $cb) = @_;	518	my ($registry, $event, $prio, $cb) = @_;
592		519
593	use sort 'stable';	520	use sort 'stable';
594		521
…		…
765	# object support	692	# object support
766		693
767	sub reattach {	694	sub reattach {
768	# basically do the same as instantiate, without calling instantiate	695	# basically do the same as instantiate, without calling instantiate
769	my ($obj) = @_;	696	my ($obj) = @_;
		697
		698	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
770		699
771	my $registry = $obj->registry;	700	my $registry = $obj->registry;
772		701
773	@$registry = ();	702	@$registry = ();
774		703
…		…
906	=cut	835	=cut
907		836
908	sub register_extcmd {	837	sub register_extcmd {
909	my ($name, $cb) = @_;	838	my ($name, $cb) = @_;
910		839
911	my $caller = caller;
912	#warn "registering extcmd '$name' to '$caller'";
913
914	$EXTCMD{$name} = [$cb, $caller];	840	$EXTCMD{$name} = $cb;
915	}	841	}
916		842
917	cf::player->attach (	843	cf::player->attach (
918	on_command => sub {	844	on_command => sub {
919	my ($pl, $name, $params) = @_;	845	my ($pl, $name, $params) = @_;
…		…
932		858
933	my $msg = eval { from_json $buf };	859	my $msg = eval { from_json $buf };
934		860
935	if (ref $msg) {	861	if (ref $msg) {
936	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	862	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
937	if (my %reply = $cb->[0]->($pl, $msg)) {	863	if (my %reply = $cb->($pl, $msg)) {
938	$pl->ext_reply ($msg->{msgid}, %reply);	864	$pl->ext_reply ($msg->{msgid}, %reply);
939	}	865	}
940	}	866	}
941	} else {	867	} else {
942	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	868	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
944		870
945	cf::override;	871	cf::override;
946	},	872	},
947	);	873	);
948		874
949	sub register {
950	my ($base, $pkg) = @_;
951
952	#TODO
953	}
954
955	sub load_extension {	875	sub load_extension {
956	my ($path) = @_;	876	my ($path) = @_;
957		877
958	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	878	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
959	my $base = $1;	879	my $base = $1;
960	my $pkg = $1;	880	my $pkg = $1;
961	$pkg =~ s/[^[:word:]]/_/g;	881	$pkg =~ s/[^[:word:]]/_/g;
962	$pkg = "ext::$pkg";	882	$pkg = "ext::$pkg";
963		883
964	warn "loading '$path' into '$pkg'\n";	884	warn "... loading '$path' into '$pkg'\n";
965		885
966	open my $fh, "<:utf8", $path	886	open my $fh, "<:utf8", $path
967	or die "$path: $!";	887	or die "$path: $!";
968		888
969	my $source =	889	my $source =
970	"package $pkg; use strict; use utf8;\n"	890	"package $pkg; use strict; use utf8;\n"
971	. "#line 1 \"$path\"\n{\n"	891	. "#line 1 \"$path\"\n{\n"
972	. (do { local $/; <$fh> })	892	. (do { local $/; <$fh> })
973	. "\n};\n1";	893	. "\n};\n1";
974		894
975	eval $source	895	unless (eval $source) {
976	or die $@ ? "$path: $@\n"	896	my $msg = $@ ? "$path: $@\n"
977	: "extension disabled.\n";	897	: "extension disabled.\n";
978		898	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
979	push @exts, $pkg;	899	warn $@;
980	$ext_pkg{$base} = $pkg;	900	warn "mandatory extension failed to load, exiting.\n";
981		901	exit 1;
982	# no strict 'refs';	902	}
983	# @{"$pkg\::ISA"} = ext::;	903	die $@;
984
985	register $base, $pkg;
986	}
987
988	sub unload_extension {
989	my ($pkg) = @_;
990
991	warn "removing extension $pkg\n";
992
993	# remove hooks
994	#TODO
995	# for my $idx (0 .. $#PLUGIN_EVENT) {
996	# delete $hook[$idx]{$pkg};
997	# }	904	}
998		905
999	# remove commands	906	push @EXTS, $pkg;
1000	for my $name (keys %COMMAND) {
1001	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1002
1003	if (@cb) {
1004	$COMMAND{$name} = \@cb;
1005	} else {
1006	delete $COMMAND{$name};
1007	}
1008	}
1009
1010	# remove extcmds
1011	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1012	delete $EXTCMD{$name};
1013	}
1014
1015	if (my $cb = $pkg->can ("unload")) {
1016	eval {
1017	$cb->($pkg);
1018	1
1019	} or warn "$pkg unloaded, but with errors: $@";
1020	}
1021
1022	Symbol::delete_package $pkg;
1023	}	907	}
1024		908
1025	sub load_extensions {	909	sub load_extensions {
1026	for my $ext (<$LIBDIR/*.ext>) {	910	for my $ext (<$LIBDIR/*.ext>) {
1027	next unless -r $ext;	911	next unless -r $ext;
…		…
1031	} or warn "$ext not loaded: $@";	915	} or warn "$ext not loaded: $@";
1032	}	916	}
1033	}	917	}
1034		918
1035	#############################################################################	919	#############################################################################
1036	# load/save/clean perl data associated with a map
1037
1038	*cf::mapsupport::on_clean = sub {
1039	my ($map) = @_;
1040
1041	my $path = $map->tmpname;
1042	defined $path or return;
1043
1044	unlink "$path.pst";
1045	};
1046
1047	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1048
1049	#############################################################################
1050	# load/save perl data associated with player->ob objects
1051
1052	sub all_objects(@) {
1053	@_, map all_objects ($_->inv), @_
1054	}
1055
1056	# TODO: compatibility cruft, remove when no longer needed
1057	cf::player->attach (
1058	on_load => sub {
1059	my ($pl, $path) = @_;
1060
1061	for my $o (all_objects $pl->ob) {
1062	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1063	$o->set_ob_key_value ("_perl_data");
1064
1065	%$o = %{ Storable::thaw pack "H*", $value };
1066	}
1067	}
1068	},
1069	);
1070
1071	#############################################################################
1072		920
1073	=head2 CORE EXTENSIONS	921	=head2 CORE EXTENSIONS
1074		922
1075	Functions and methods that extend core crossfire objects.	923	Functions and methods that extend core crossfire objects.
1076		924
1077	=cut	925	=cut
1078		926
1079	package cf::player;	927	package cf::player;
		928
		929	use Coro::AIO;
1080		930
1081	=head3 cf::player	931	=head3 cf::player
1082		932
1083	=over 4	933	=over 4
1084		934
…		…
1110		960
1111	sub exists($) {	961	sub exists($) {
1112	my ($login) = @_;	962	my ($login) = @_;
1113		963
1114	$cf::PLAYER{$login}	964	$cf::PLAYER{$login}
1115	or cf::sync_job { !aio_stat $login }	965	or cf::sync_job { !aio_stat path $login }
1116	}	966	}
1117		967
1118	sub find($) {	968	sub find($) {
1119	return $cf::PLAYER{$_[0]} || do {	969	return $cf::PLAYER{$_[0]} || do {
1120	my $login = $_[0];	970	my $login = $_[0];
…		…
1137	my $path = path $pl;	987	my $path = path $pl;
1138	my $guard = cf::lock_acquire "user_save:$path";	988	my $guard = cf::lock_acquire "user_save:$path";
1139		989
1140	return if $pl->{deny_save};	990	return if $pl->{deny_save};
1141		991
1142	Coro::AIO::aio_mkdir playerdir $pl, 0770;	992	aio_mkdir playerdir $pl, 0770;
1143	$pl->{last_save} = $cf::RUNTIME;	993	$pl->{last_save} = $cf::RUNTIME;
1144		994
1145	$pl->save_pl ($path);	995	$pl->save_pl ($path);
1146	Coro::cede;	996	Coro::cede;
1147	}	997	}
…		…
1156		1006
1157	$cf::PLAYER{$login} = $self;	1007	$cf::PLAYER{$login} = $self;
1158		1008
1159	$self	1009	$self
1160	}	1010	}
		1011
		1012	=item $pl->quit_character
		1013
		1014	Nukes the player without looking back. If logged in, the connection will
		1015	be destroyed. May block for a long time.
		1016
		1017	=cut
1161		1018
1162	sub quit_character {	1019	sub quit_character {
1163	my ($pl) = @_;	1020	my ($pl) = @_;
1164		1021
1165	$pl->{deny_save} = 1;	1022	$pl->{deny_save} = 1;
…		…
1170	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1027	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1171	$pl->ns->destroy if $pl->ns;	1028	$pl->ns->destroy if $pl->ns;
1172		1029
1173	my $path = playerdir $pl;	1030	my $path = playerdir $pl;
1174	my $temp = "$path~$cf::RUNTIME~deleting~";	1031	my $temp = "$path~$cf::RUNTIME~deleting~";
1175	Coro::AIO::aio_rename $path, $temp;	1032	aio_rename $path, $temp;
1176	delete $cf::PLAYER{$pl->ob->name};	1033	delete $cf::PLAYER{$pl->ob->name};
1177	$pl->destroy;	1034	$pl->destroy;
1178	IO::AIO::aio_rmtree $temp;	1035	IO::AIO::aio_rmtree $temp;
1179	}	1036	}
1180		1037
		1038	=item cf::player::list_logins
		1039
		1040	Returns am arrayref of all valid playernames in the system, can take a
		1041	while and may block, so not sync_job-capable, ever.
		1042
		1043	=cut
		1044
		1045	sub list_logins {
		1046	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1047	or return [];
		1048
		1049	my @logins;
		1050
		1051	for my $login (@$dirs) {
		1052	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1053	aio_read $fh, 0, 512, my $buf, 0 or next;
		1054	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1055
		1056	utf8::decode $login;
		1057	push @logins, $login;
		1058	}
		1059
		1060	\@logins
		1061	}
		1062
		1063	=item $player->maps
		1064
		1065	Returns an arrayref of map paths that are private for this
		1066	player. May block.
		1067
		1068	=cut
		1069
		1070	sub maps($) {
		1071	my ($pl) = @_;
		1072
		1073	my $files = aio_readdir playerdir $pl
		1074	or return;
		1075
		1076	my @paths;
		1077
		1078	for (@$files) {
		1079	utf8::decode $_;
		1080	next if /\.(?:pl|pst)$/;
		1081	next unless /^$PATH_SEP/o;
		1082
		1083	s/\.map$//;
		1084	push @paths, "~" . $pl->ob->name . "/" . $_;
		1085	}
		1086
		1087	\@paths
		1088	}
		1089
1181	=item $player->ext_reply ($msgid, $msgtype, %msg)	1090	=item $player->ext_reply ($msgid, $msgtype, %msg)
1182		1091
1183	Sends an ext reply to the player.	1092	Sends an ext reply to the player.
1184		1093
1185	=cut	1094	=cut
…		…
1206	package cf::map;	1115	package cf::map;
1207		1116
1208	use Fcntl;	1117	use Fcntl;
1209	use Coro::AIO;	1118	use Coro::AIO;
1210		1119
		1120	use overload
		1121	'""' => \&as_string,
		1122	fallback => 1;
		1123
1211	our $MAX_RESET = 3600;	1124	our $MAX_RESET = 3600;
1212	our $DEFAULT_RESET = 3000;	1125	our $DEFAULT_RESET = 3000;
1213		1126
1214	sub generate_random_map {	1127	sub generate_random_map {
1215	my ($path, $rmp) = @_;	1128	my ($self, $rmp) = @_;
1216
1217	# mit "rum" bekleckern, nicht	1129	# mit "rum" bekleckern, nicht
1218	cf::map::_create_random_map	1130	$self->_create_random_map (
1219	$path,
1220	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1131	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1221	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1132	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1222	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1133	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1223	$rmp->{exit_on_final_map},	1134	$rmp->{exit_on_final_map},
1224	$rmp->{xsize}, $rmp->{ysize},	1135	$rmp->{xsize}, $rmp->{ysize},
1225	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1136	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1226	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1137	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1227	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1138	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1228	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1139	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1229	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1140	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1230	(cf::region::find $rmp->{region})	1141	(cf::region::find $rmp->{region}), $rmp->{custom}
		1142	)
		1143	}
		1144
		1145	=item cf::map->register ($regex, $prio)
		1146
		1147	Register a handler for the map path matching the given regex at the
		1148	givne priority (higher is better, built-in handlers have priority 0, the
		1149	default).
		1150
		1151	=cut
		1152
		1153	sub register {
		1154	my (undef, $regex, $prio) = @_;
		1155	my $pkg = caller;
		1156
		1157	no strict;
		1158	push @{"$pkg\::ISA"}, __PACKAGE__;
		1159
		1160	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1161	}
		1162
		1163	# also paths starting with '/'
		1164	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1165
		1166	sub thawer_merge {
		1167	my ($self, $merge) = @_;
		1168
		1169	# we have to keep some variables in memory intact
		1170	local $self->{path};
		1171	local $self->{load_path};
		1172	local $self->{deny_save};
		1173	local $self->{deny_reset};
		1174
		1175	$self->SUPER::thawer_merge ($merge);
		1176	}
		1177
		1178	sub normalise {
		1179	my ($path, $base) = @_;
		1180
		1181	$path = "$path"; # make sure its a string
		1182
		1183	# map plan:
		1184	#
		1185	# /! non-realised random map exit (special hack!)
		1186	# {... are special paths that are not being touched
		1187	# ?xxx/... are special absolute paths
		1188	# ?random/... random maps
		1189	# /... normal maps
		1190	# ~user/... per-player map of a specific user
		1191
		1192	$path =~ s/$PATH_SEP/\//go;
		1193
		1194	# treat it as relative path if it starts with
		1195	# something that looks reasonable
		1196	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1197	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1198
		1199	$base =~ s{[^/]+/?$}{};
		1200	$path = "$base/$path";
		1201	}
		1202
		1203	for ($path) {
		1204	redo if s{//}{/};
		1205	redo if s{/\.?/}{/};
		1206	redo if s{/[^/]+/\.\./}{/};
		1207	}
		1208
		1209	$path
		1210	}
		1211
		1212	sub new_from_path {
		1213	my (undef, $path, $base) = @_;
		1214
		1215	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1216
		1217	$path = normalise $path, $base;
		1218
		1219	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1220	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1221	my $self = bless cf::map::new, $pkg;
		1222	$self->{path} = $path; $self->path ($path);
		1223	$self->init; # pass $1 etc.
		1224	return $self;
		1225	}
		1226	}
		1227
		1228	Carp::carp "unable to resolve path '$path' (base '$base').";
		1229	()
		1230	}
		1231
		1232	sub init {
		1233	my ($self) = @_;
		1234
		1235	$self
		1236	}
		1237
		1238	sub as_string {
		1239	my ($self) = @_;
		1240
		1241	"$self->{path}"
		1242	}
		1243
		1244	# the displayed name, this is a one way mapping
		1245	sub visible_name {
		1246	&as_string
		1247	}
		1248
		1249	# the original (read-only) location
		1250	sub load_path {
		1251	my ($self) = @_;
		1252
		1253	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1254	}
		1255
		1256	# the temporary/swap location
		1257	sub save_path {
		1258	my ($self) = @_;
		1259
		1260	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1261	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1262	}
		1263
		1264	# the unique path, undef == no special unique path
		1265	sub uniq_path {
		1266	my ($self) = @_;
		1267
		1268	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1269	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1231	}	1270	}
1232		1271
1233	# and all this just because we cannot iterate over	1272	# and all this just because we cannot iterate over
1234	# all maps in C++...	1273	# all maps in C++...
1235	sub change_all_map_light {	1274	sub change_all_map_light {
…		…
1237		1276
1238	$_->change_map_light ($change)	1277	$_->change_map_light ($change)
1239	for grep $_->outdoor, values %cf::MAP;	1278	for grep $_->outdoor, values %cf::MAP;
1240	}	1279	}
1241		1280
		1281	sub unlink_save {
		1282	my ($self) = @_;
		1283
		1284	utf8::encode (my $save = $self->save_path);
		1285	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1286	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1287	}
		1288
1242	sub try_load_header($) {	1289	sub load_header_from($) {
1243	my ($path) = @_;	1290	my ($self, $path) = @_;
1244		1291
1245	utf8::encode $path;	1292	utf8::encode $path;
1246	aio_open $path, O_RDONLY, 0	1293	aio_open $path, O_RDONLY, 0
1247	or return;	1294	or return;
1248		1295
1249	my $map = cf::map::new	1296	$self->_load_header ($path)
1250	or return;	1297	or return;
1251		1298
1252	# for better error messages only, will be overwritten	1299	$self->{load_path} = $path;
1253	$map->path ($path);
1254		1300
1255	$map->load_header ($path)	1301	1
		1302	}
		1303
		1304	sub load_header_orig {
		1305	my ($self) = @_;
		1306
		1307	$self->load_header_from ($self->load_path)
		1308	}
		1309
		1310	sub load_header_temp {
		1311	my ($self) = @_;
		1312
		1313	$self->load_header_from ($self->save_path)
		1314	}
		1315
		1316	sub prepare_temp {
		1317	my ($self) = @_;
		1318
		1319	$self->last_access ((delete $self->{last_access})
		1320	|| $cf::RUNTIME); #d#
		1321	# safety
		1322	$self->{instantiate_time} = $cf::RUNTIME
		1323	if $self->{instantiate_time} > $cf::RUNTIME;
		1324	}
		1325
		1326	sub prepare_orig {
		1327	my ($self) = @_;
		1328
		1329	$self->{load_original} = 1;
		1330	$self->{instantiate_time} = $cf::RUNTIME;
		1331	$self->last_access ($cf::RUNTIME);
		1332	$self->instantiate;
		1333	}
		1334
		1335	sub load_header {
		1336	my ($self) = @_;
		1337
		1338	if ($self->load_header_temp) {
		1339	$self->prepare_temp;
		1340	} else {
		1341	$self->load_header_orig
1256	or return;	1342	or return;
		1343	$self->prepare_orig;
		1344	}
1257		1345
1258	$map->{load_path} = $path;	1346	1
1259
1260	$map
1261	}	1347	}
1262		1348
1263	sub find;	1349	sub find;
1264	sub find {	1350	sub find {
1265	my ($path, $origin) = @_;	1351	my ($path, $origin) = @_;
1266		1352
1267	#warn "find<$path,$origin>\n";#d#
1268
1269	$path = new cf::path $path, $origin && $origin->path;	1353	$path = normalise $path, $origin && $origin->path;
1270	my $key = $path->as_string;
1271		1354
1272	cf::lock_wait "map_find:$key";	1355	cf::lock_wait "map_find:$path";
1273		1356
1274	$cf::MAP{$key} || do {	1357	$cf::MAP{$path} || do {
1275	my $guard = cf::lock_acquire "map_find:$key";	1358	my $guard = cf::lock_acquire "map_find:$path";
1276		1359	my $map = new_from_path cf::map $path
1277	# do it the slow way
1278	my $map = try_load_header $path->save_path;
1279
1280	Coro::cede;
1281
1282	if ($map) {
1283	$map->last_access ((delete $map->{last_access})
1284	|| $cf::RUNTIME); #d#
1285	# safety
1286	$map->{instantiate_time} = $cf::RUNTIME
1287	if $map->{instantiate_time} > $cf::RUNTIME;
1288	} else {
1289	if (my $rmp = $path->random_map_params) {
1290	$map = generate_random_map $key, $rmp;
1291	} else {
1292	$map = try_load_header $path->load_path;
1293	}
1294
1295	$map or return;	1360	or return;
1296		1361
1297	$map->{load_original} = 1;
1298	$map->{instantiate_time} = $cf::RUNTIME;
1299	$map->last_access ($cf::RUNTIME);
1300	$map->instantiate;
1301
1302	# per-player maps become, after loading, normal maps
1303	$map->per_player (0) if $path->{user_rel};
1304	}
1305
1306	$map->path ($key);
1307	$map->{path} = $path;
1308	$map->{last_save} = $cf::RUNTIME;	1362	$map->{last_save} = $cf::RUNTIME;
1309		1363
1310	Coro::cede;	1364	$map->load_header
		1365	or return;
1311		1366
1312	if ($map->should_reset) {	1367	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1368	# doing this can freeze the server in a sync job, obviously
		1369	#$cf::WAIT_FOR_TICK->wait;
1313	$map->reset;	1370	$map->reset;
1314	undef $guard;	1371	undef $guard;
1315	$map = find $path	1372	return find $path;
1316	or return;
1317	}	1373	}
1318		1374
1319	$cf::MAP{$key} = $map	1375	$cf::MAP{$path} = $map
1320	}	1376	}
1321	}	1377	}
		1378
		1379	sub pre_load { }
		1380	sub post_load { }
1322		1381
1323	sub load {	1382	sub load {
1324	my ($self) = @_;	1383	my ($self) = @_;
1325		1384
		1385	local $self->{deny_reset} = 1; # loading can take a long time
		1386
1326	my $path = $self->{path};	1387	my $path = $self->{path};
1327	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1388	my $guard = cf::lock_acquire "map_load:$path";
1328		1389
1329	return if $self->in_memory != cf::MAP_SWAPPED;	1390	return if $self->in_memory != cf::MAP_SWAPPED;
1330		1391
1331	$self->in_memory (cf::MAP_LOADING);	1392	$self->in_memory (cf::MAP_LOADING);
1332		1393
1333	$self->alloc;	1394	$self->alloc;
		1395
		1396	$self->pre_load;
		1397
1334	$self->load_objects ($self->{load_path}, 1)	1398	$self->_load_objects ($self->{load_path}, 1)
1335	or return;	1399	or return;
1336		1400
1337	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1401	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1338	if delete $self->{load_original};	1402	if delete $self->{load_original};
1339		1403
1340	if (my $uniq = $path->uniq_path) {	1404	if (my $uniq = $self->uniq_path) {
1341	utf8::encode $uniq;	1405	utf8::encode $uniq;
1342	if (aio_open $uniq, O_RDONLY, 0) {	1406	if (aio_open $uniq, O_RDONLY, 0) {
1343	$self->clear_unique_items;	1407	$self->clear_unique_items;
1344	$self->load_objects ($uniq, 0);	1408	$self->_load_objects ($uniq, 0);
1345	}	1409	}
1346	}	1410	}
1347		1411
1348	Coro::cede;	1412	Coro::cede;
1349		1413
1350	# now do the right thing for maps	1414	# now do the right thing for maps
1351	$self->link_multipart_objects;	1415	$self->link_multipart_objects;
1352		1416
1353	if ($self->{path}->is_style_map) {	1417	unless ($self->{deny_activate}) {
1354	$self->{deny_save} = 1;	1418	$self->decay_objects;
1355	$self->{deny_reset} = 1;
1356	} else {
1357	$self->fix_auto_apply;	1419	$self->fix_auto_apply;
1358	$self->decay_objects;
1359	$self->update_buttons;	1420	$self->update_buttons;
		1421	Coro::cede;
1360	$self->set_darkness_map;	1422	$self->set_darkness_map;
1361	$self->difficulty ($self->estimate_difficulty)	1423	$self->difficulty ($self->estimate_difficulty)
1362	unless $self->difficulty;	1424	unless $self->difficulty;
		1425	Coro::cede;
1363	$self->activate;	1426	$self->activate;
1364	}	1427	}
1365		1428
1366	Coro::cede;	1429	$self->post_load;
1367		1430
1368	$self->in_memory (cf::MAP_IN_MEMORY);	1431	$self->in_memory (cf::MAP_IN_MEMORY);
		1432	}
		1433
		1434	sub customise_for {
		1435	my ($self, $ob) = @_;
		1436
		1437	return find "~" . $ob->name . "/" . $self->{path}
		1438	if $self->per_player;
		1439
		1440	$self
		1441	}
		1442
		1443	# find and load all maps in the 3x3 area around a map
		1444	sub load_diag {
		1445	my ($map) = @_;
		1446
		1447	my @diag; # diagonal neighbours
		1448
		1449	for (0 .. 3) {
		1450	my $neigh = $map->tile_path ($_)
		1451	or next;
		1452	$neigh = find $neigh, $map
		1453	or next;
		1454	$neigh->load;
		1455
		1456	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1457	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1458	}
		1459
		1460	for (@diag) {
		1461	my $neigh = find @$_
		1462	or next;
		1463	$neigh->load;
		1464	}
1369	}	1465	}
1370		1466
1371	sub find_sync {	1467	sub find_sync {
1372	my ($path, $origin) = @_;	1468	my ($path, $origin) = @_;
1373		1469
1374	cf::sync_job { cf::map::find $path, $origin }	1470	cf::sync_job { find $path, $origin }
1375	}	1471	}
1376		1472
1377	sub do_load_sync {	1473	sub do_load_sync {
1378	my ($map) = @_;	1474	my ($map) = @_;
1379		1475
1380	cf::sync_job { $map->load };	1476	cf::sync_job { $map->load };
1381	}	1477	}
1382		1478
		1479	our %MAP_PREFETCH;
		1480	our $MAP_PREFETCHER = undef;
		1481
		1482	sub find_async {
		1483	my ($path, $origin) = @_;
		1484
		1485	$path = normalise $path, $origin && $origin->{path};
		1486
		1487	if (my $map = $cf::MAP{$path}) {
		1488	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1489	}
		1490
		1491	undef $MAP_PREFETCH{$path};
		1492	$MAP_PREFETCHER ||= cf::async {
		1493	while (%MAP_PREFETCH) {
		1494	for my $path (keys %MAP_PREFETCH) {
		1495	my $map = find $path
		1496	or next;
		1497	$map->load;
		1498
		1499	delete $MAP_PREFETCH{$path};
		1500	}
		1501	}
		1502	undef $MAP_PREFETCHER;
		1503	};
		1504	$MAP_PREFETCHER->prio (6);
		1505
		1506	()
		1507	}
		1508
1383	sub save {	1509	sub save {
1384	my ($self) = @_;	1510	my ($self) = @_;
1385		1511
1386	my $lock = cf::lock_acquire "map_data:" . $self->path;	1512	my $lock = cf::lock_acquire "map_data:" . $self->path;
1387		1513
1388	$self->{last_save} = $cf::RUNTIME;	1514	$self->{last_save} = $cf::RUNTIME;
1389		1515
1390	return unless $self->dirty;	1516	return unless $self->dirty;
1391		1517
1392	my $save = $self->{path}->save_path; utf8::encode $save;	1518	my $save = $self->save_path; utf8::encode $save;
1393	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1519	my $uniq = $self->uniq_path; utf8::encode $uniq;
1394		1520
1395	$self->{load_path} = $save;	1521	$self->{load_path} = $save;
1396		1522
1397	return if $self->{deny_save};	1523	return if $self->{deny_save};
1398		1524
…		…
1401	cf::async {	1527	cf::async {
1402	$_->contr->save for $self->players;	1528	$_->contr->save for $self->players;
1403	};	1529	};
1404		1530
1405	if ($uniq) {	1531	if ($uniq) {
1406	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1532	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1407	$self->save_objects ($uniq, cf::IO_UNIQUES);	1533	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1408	} else {	1534	} else {
1409	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1535	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1410	}	1536	}
1411	}	1537	}
1412		1538
1413	sub swap_out {	1539	sub swap_out {
1414	my ($self) = @_;	1540	my ($self) = @_;
…		…
1428		1554
1429	sub reset_at {	1555	sub reset_at {
1430	my ($self) = @_;	1556	my ($self) = @_;
1431		1557
1432	# TODO: safety, remove and allow resettable per-player maps	1558	# TODO: safety, remove and allow resettable per-player maps
1433	return 1e99 if $self->{path}{user_rel};	1559	return 1e99 if $self->isa ("ext::map_per_player");#d#
1434	return 1e99 if $self->{deny_reset};	1560	return 1e99 if $self->{deny_reset};
1435		1561
1436	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1562	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1437	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1563	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1438		1564
…		…
1443	my ($self) = @_;	1569	my ($self) = @_;
1444		1570
1445	$self->reset_at <= $cf::RUNTIME	1571	$self->reset_at <= $cf::RUNTIME
1446	}	1572	}
1447		1573
1448	sub unlink_save {
1449	my ($self) = @_;
1450
1451	utf8::encode (my $save = $self->{path}->save_path);
1452	aioreq_pri 3; IO::AIO::aio_unlink $save;
1453	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1454	}
1455
1456	sub rename {
1457	my ($self, $new_path) = @_;
1458
1459	$self->unlink_save;
1460
1461	delete $cf::MAP{$self->path};
1462	$self->{path} = new cf::path $new_path;
1463	$self->path ($self->{path}->as_string);
1464	$cf::MAP{$self->path} = $self;
1465
1466	$self->save;
1467	}
1468
1469	sub reset {	1574	sub reset {
1470	my ($self) = @_;	1575	my ($self) = @_;
1471		1576
1472	my $lock = cf::lock_acquire "map_data:" . $self->path;	1577	my $lock = cf::lock_acquire "map_data:$self->{path}";
1473		1578
1474	return if $self->players;	1579	return if $self->players;
1475	return if $self->{path}{user_rel};#d#	1580	return if $self->isa ("ext::map_per_player");#d#
1476		1581
1477	warn "resetting map ", $self->path;#d#	1582	warn "resetting map ", $self->path;#d#
1478		1583
1479	delete $cf::MAP{$self->path};	1584	delete $cf::MAP{$self->path};
		1585
		1586	$self->in_memory (cf::MAP_SWAPPED);
		1587	$self->clear;
1480		1588
1481	$_->clear_links_to ($self) for values %cf::MAP;	1589	$_->clear_links_to ($self) for values %cf::MAP;
1482		1590
1483	$self->unlink_save;	1591	$self->unlink_save;
1484	$self->destroy;	1592	$self->destroy;
…		…
1487	my $nuke_counter = "aaaa";	1595	my $nuke_counter = "aaaa";
1488		1596
1489	sub nuke {	1597	sub nuke {
1490	my ($self) = @_;	1598	my ($self) = @_;
1491		1599
		1600	delete $cf::MAP{$self->path};
		1601
		1602	$self->unlink_save;
		1603
		1604	bless $self, "cf::map";
		1605	delete $self->{deny_reset};
1492	$self->{deny_save} = 1;	1606	$self->{deny_save} = 1;
1493	$self->reset_timeout (1);	1607	$self->reset_timeout (1);
1494	$self->rename ("{nuke}/" . ($nuke_counter++));	1608	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1609
		1610	$cf::MAP{$self->path} = $self;
		1611
1495	$self->reset; # polite request, might not happen	1612	$self->reset; # polite request, might not happen
1496	}	1613	}
1497		1614
1498	sub customise_for {	1615	=item cf::map::unique_maps
1499	my ($map, $ob) = @_;
1500		1616
1501	if ($map->per_player) {	1617	Returns an arrayref of paths of all shared maps that have
1502	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1618	instantiated unique items. May block.
1503	}
1504		1619
1505	$map	1620	=cut
1506	}
1507		1621
1508	sub emergency_save {	1622	sub unique_maps() {
1509	my $freeze_guard = cf::freeze_mainloop;	1623	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1624	or return;
1510		1625
1511	warn "enter emergency perl save\n";	1626	my @paths;
1512		1627
1513	cf::sync_job {	1628	for (@$files) {
1514	warn "begin emergency player save\n";	1629	utf8::decode $_;
1515	$_->save for values %cf::PLAYER;	1630	next if /\.pst$/;
1516	warn "end emergency player save\n";	1631	next unless /^$PATH_SEP/o;
1517		1632
1518	warn "begin emergency map save\n";	1633	s/\.map$//;
1519	$_->save for values %cf::MAP;	1634	push @paths, $_;
1520	warn "end emergency map save\n";
1521	};	1635	}
1522		1636
1523	warn "leave emergency perl save\n";	1637	\@paths
1524	}	1638	}
1525		1639
1526	package cf;	1640	package cf;
1527		1641
1528	=back	1642	=back
1529		1643
		1644	=head3 cf::object
		1645
		1646	=cut
		1647
		1648	package cf::object;
		1649
		1650	=over 4
		1651
		1652	=item $ob->inv_recursive
		1653
		1654	Returns the inventory of the object _and_ their inventories, recursively.
		1655
		1656	=cut
		1657
		1658	sub inv_recursive_;
		1659	sub inv_recursive_ {
		1660	map { $_, inv_recursive_ $_->inv } @_
		1661	}
		1662
		1663	sub inv_recursive {
		1664	inv_recursive_ inv $_[0]
		1665	}
		1666
		1667	package cf;
		1668
		1669	=back
1530		1670
1531	=head3 cf::object::player	1671	=head3 cf::object::player
1532		1672
1533	=over 4	1673	=over 4
1534		1674
…		…
1574		1714
1575	=item $player_object->enter_link	1715	=item $player_object->enter_link
1576		1716
1577	Freezes the player and moves him/her to a special map (C<{link}>).	1717	Freezes the player and moves him/her to a special map (C<{link}>).
1578		1718
1579	The player should be reaosnably safe there for short amounts of time. You	1719	The player should be reasonably safe there for short amounts of time. You
1580	I<MUST> call C<leave_link> as soon as possible, though.	1720	I<MUST> call C<leave_link> as soon as possible, though.
1581		1721
		1722	Will never block.
		1723
1582	=item $player_object->leave_link ($map, $x, $y)	1724	=item $player_object->leave_link ($map, $x, $y)
1583		1725
1584	Moves the player out of the specila link map onto the given map. If the	1726	Moves the player out of the special C<{link}> map onto the specified
1585	map is not valid (or omitted), the player will be moved back to the	1727	map. If the map is not valid (or omitted), the player will be moved back
1586	location he/she was before the call to C<enter_link>, or, if that fails,	1728	to the location he/she was before the call to C<enter_link>, or, if that
1587	to the emergency map position.	1729	fails, to the emergency map position.
1588		1730
1589	Might block.	1731	Might block.
1590		1732
1591	=cut	1733	=cut
		1734
		1735	sub link_map {
		1736	unless ($LINK_MAP) {
		1737	$LINK_MAP = cf::map::find "{link}"
		1738	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1739	$LINK_MAP->load;
		1740	}
		1741
		1742	$LINK_MAP
		1743	}
1592		1744
1593	sub cf::object::player::enter_link {	1745	sub cf::object::player::enter_link {
1594	my ($self) = @_;	1746	my ($self) = @_;
1595		1747
1596	$self->deactivate_recursive;	1748	$self->deactivate_recursive;
1597		1749
1598	return if $self->map == $LINK_MAP;	1750	return if UNIVERSAL::isa $self->map, "ext::map_link";
1599		1751
1600	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1752	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1601	if $self->map;	1753	if $self->map;
1602		1754
1603	$self->enter_map ($LINK_MAP, 20, 20);	1755	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1604	}	1756	}
1605		1757
1606	sub cf::object::player::leave_link {	1758	sub cf::object::player::leave_link {
1607	my ($self, $map, $x, $y) = @_;	1759	my ($self, $map, $x, $y) = @_;
1608		1760
…		…
1626	# use -1 or undef as default coordinates, not 0, 0	1778	# use -1 or undef as default coordinates, not 0, 0
1627	($x, $y) = ($map->enter_x, $map->enter_y)	1779	($x, $y) = ($map->enter_x, $map->enter_y)
1628	if $x <=0 && $y <= 0;	1780	if $x <=0 && $y <= 0;
1629		1781
1630	$map->load;	1782	$map->load;
		1783	$map->load_diag;
1631		1784
1632	return unless $self->contr->active;	1785	return unless $self->contr->active;
1633	$self->activate_recursive;	1786	$self->activate_recursive;
1634	$self->enter_map ($map, $x, $y);	1787	$self->enter_map ($map, $x, $y);
1635	}	1788	}
…		…
1674	my ($self, $path, $x, $y) = @_;	1827	my ($self, $path, $x, $y) = @_;
1675		1828
1676	$self->enter_link;	1829	$self->enter_link;
1677		1830
1678	(async {	1831	(async {
1679	$path = new cf::path $path;	1832	my $map = eval {
1680
1681	my $map = cf::map::find $path->as_string;	1833	my $map = cf::map::find $path;
1682	$map = $map->customise_for ($self) if $map;	1834	$map = $map->customise_for ($self) if $map;
1683		1835	$map
1684	# warn "entering ", $map->path, " at ($x, $y)\n"	1836	} or
1685	# if $map;
1686
1687	$map or Carp::cluck ("oy");#d#
1688	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1837	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1689		1838
1690	$self->leave_link ($map, $x, $y);	1839	$self->leave_link ($map, $x, $y);
1691	})->prio (1);	1840	})->prio (1);
1692	}	1841	}
1693		1842
…		…
1697		1846
1698	sub parse_random_map_params {	1847	sub parse_random_map_params {
1699	my ($spec) = @_;	1848	my ($spec) = @_;
1700		1849
1701	my $rmp = { # defaults	1850	my $rmp = { # defaults
1702	xsize => 10,	1851	xsize => (cf::rndm 15, 40),
1703	ysize => 10,	1852	ysize => (cf::rndm 15, 40),
		1853	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1854	#layout => string,
1704	};	1855	};
1705		1856
1706	for (split /\n/, $spec) {	1857	for (split /\n/, $spec) {
1707	my ($k, $v) = split /\s+/, $_, 2;	1858	my ($k, $v) = split /\s+/, $_, 2;
1708		1859
…		…
1712	$rmp	1863	$rmp
1713	}	1864	}
1714		1865
1715	sub prepare_random_map {	1866	sub prepare_random_map {
1716	my ($exit) = @_;	1867	my ($exit) = @_;
		1868
		1869	my $guard = cf::lock_acquire "exit_prepare:$exit";
1717		1870
1718	# all this does is basically replace the /! path by	1871	# all this does is basically replace the /! path by
1719	# a new random map path (?random/...) with a seed	1872	# a new random map path (?random/...) with a seed
1720	# that depends on the exit object	1873	# that depends on the exit object
1721		1874
1722	my $rmp = parse_random_map_params $exit->msg;	1875	my $rmp = parse_random_map_params $exit->msg;
1723		1876
1724	if ($exit->map) {	1877	if ($exit->map) {
1725	$rmp->{region} = $exit->map->region_name;	1878	$rmp->{region} = $exit->region->name;
1726	$rmp->{origin_map} = $exit->map->path;	1879	$rmp->{origin_map} = $exit->map->path;
1727	$rmp->{origin_x} = $exit->x;	1880	$rmp->{origin_x} = $exit->x;
1728	$rmp->{origin_y} = $exit->y;	1881	$rmp->{origin_y} = $exit->y;
1729	}	1882	}
1730		1883
1731	$rmp->{random_seed} ||= $exit->random_seed;	1884	$rmp->{random_seed} ||= $exit->random_seed;
1732		1885
1733	my $data = cf::to_json $rmp;	1886	my $data = cf::to_json $rmp;
1734	my $md5 = Digest::MD5::md5_hex $data;	1887	my $md5 = Digest::MD5::md5_hex $data;
		1888	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1735		1889
1736	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1890	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1737	aio_write $fh, 0, (length $data), $data, 0;	1891	aio_write $fh, 0, (length $data), $data, 0;
		1892	undef $fh;
		1893	aio_rename "$meta~", $meta;
1738		1894
1739	$exit->slaying ("?random/$md5");	1895	$exit->slaying ("?random/$md5");
1740	$exit->msg (undef);	1896	$exit->msg (undef);
1741	}	1897	}
1742	}	1898	}
1743		1899
1744	sub cf::object::player::enter_exit {	1900	sub cf::object::player::enter_exit {
1745	my ($self, $exit) = @_;	1901	my ($self, $exit) = @_;
1746		1902
1747	return unless $self->type == cf::PLAYER;	1903	return unless $self->type == cf::PLAYER;
		1904
		1905	if ($exit->slaying eq "/!") {
		1906	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1907	cf::sync_job { prepare_random_map $exit };
		1908	}
		1909
		1910	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1911	my $hp = $exit->stats->hp;
		1912	my $sp = $exit->stats->sp;
1748		1913
1749	$self->enter_link;	1914	$self->enter_link;
1750		1915
1751	(async {	1916	(async {
1752	$self->deactivate_recursive; # just to be sure	1917	$self->deactivate_recursive; # just to be sure
1753	unless (eval {	1918	unless (eval {
1754	prepare_random_map $exit	1919	$self->goto ($slaying, $hp, $sp);
1755	if $exit->slaying eq "/!";
1756
1757	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1758	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1759		1920
1760	1;	1921	1;
1761	}) {	1922	}) {
1762	$self->message ("Something went wrong deep within the crossfire server. "	1923	$self->message ("Something went wrong deep within the crossfire server. "
1763	. "I'll try to bring you back to the map you were before. "	1924	. "I'll try to bring you back to the map you were before. "
1764	. "Please report this to the dungeon master",	1925	. "Please report this to the dungeon master!",
1765	cf::NDI_UNIQUE | cf::NDI_RED);	1926	cf::NDI_UNIQUE | cf::NDI_RED);
1766		1927
1767	warn "ERROR in enter_exit: $@";	1928	warn "ERROR in enter_exit: $@";
1768	$self->leave_link;	1929	$self->leave_link;
1769	}	1930	}
…		…
2052	sub db_sync() {	2213	sub db_sync() {
2053	db_save if $dirty;	2214	db_save if $dirty;
2054	undef $dirty;	2215	undef $dirty;
2055	}	2216	}
2056		2217
2057	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2218	my $idle = Event->idle (
2058	db_sync;	2219	reentrant => 0,
		2220	min => 10,
		2221	max => 20,
		2222	repeat => 0,
		2223	data => WF_AUTOCANCEL,
		2224	cb => \&db_sync,
2059	});	2225	);
2060		2226
2061	sub db_dirty() {	2227	sub db_dirty() {
2062	$dirty = 1;	2228	$dirty = 1;
2063	$idle->start;	2229	$idle->start;
2064	}	2230	}
…		…
2112		2278
2113	sub main {	2279	sub main {
2114	# we must not ever block the main coroutine	2280	# we must not ever block the main coroutine
2115	local $Coro::idle = sub {	2281	local $Coro::idle = sub {
2116	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2282	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2283	(async {
2117	async { Event::one_event };	2284	Event::one_event;
		2285	})->prio (Coro::PRIO_MAX);
2118	};	2286	};
2119		2287
2120	cfg_load;	2288	cfg_load;
2121	db_load;	2289	db_load;
2122	load_extensions;	2290	load_extensions;
		2291
		2292	$TICK_WATCHER->start;
2123	Event::loop;	2293	Event::loop;
2124	}	2294	}
2125		2295
2126	#############################################################################	2296	#############################################################################
2127	# initialisation	2297	# initialisation and cleanup
		2298
		2299	# install some emergency cleanup handlers
		2300	BEGIN {
		2301	for my $signal (qw(INT HUP TERM)) {
		2302	Event->signal (
		2303	reentrant => 0,
		2304	data => WF_AUTOCANCEL,
		2305	signal => $signal,
		2306	prio => 0,
		2307	cb => sub {
		2308	cf::cleanup "SIG$signal";
		2309	},
		2310	);
		2311	}
		2312	}
		2313
		2314	sub emergency_save() {
		2315	my $freeze_guard = cf::freeze_mainloop;
		2316
		2317	warn "enter emergency perl save\n";
		2318
		2319	cf::sync_job {
		2320	# use a peculiar iteration method to avoid tripping on perl
		2321	# refcount bugs in for. also avoids problems with players
		2322	# and maps saved/destroyed asynchronously.
		2323	warn "begin emergency player save\n";
		2324	for my $login (keys %cf::PLAYER) {
		2325	my $pl = $cf::PLAYER{$login} or next;
		2326	$pl->valid or next;
		2327	$pl->save;
		2328	}
		2329	warn "end emergency player save\n";
		2330
		2331	warn "begin emergency map save\n";
		2332	for my $path (keys %cf::MAP) {
		2333	my $map = $cf::MAP{$path} or next;
		2334	$map->valid or next;
		2335	$map->save;
		2336	}
		2337	warn "end emergency map save\n";
		2338	};
		2339
		2340	warn "leave emergency perl save\n";
		2341	}
2128		2342
2129	sub reload() {	2343	sub reload() {
2130	# can/must only be called in main	2344	# can/must only be called in main
2131	if ($Coro::current != $Coro::main) {	2345	if ($Coro::current != $Coro::main) {
2132	warn "can only reload from main coroutine\n";	2346	warn "can only reload from main coroutine";
2133	return;	2347	return;
2134	}	2348	}
2135		2349
2136	warn "reloading...";	2350	warn "reloading...";
2137		2351
2138	my $guard = freeze_mainloop;	2352	warn "cancelling server ticker";
		2353	$TICK_WATCHER->cancel;
		2354
2139	cf::emergency_save;	2355	cf::emergency_save;
2140		2356
2141	eval {	2357	eval {
2142	# if anything goes wrong in here, we should simply crash as we already saved	2358	# if anything goes wrong in here, we should simply crash as we already saved
2143		2359
2144	# cancel all watchers	2360	warn "syncing database to disk";
		2361	cf::db_sync;
		2362
		2363	warn "cancelling all WF_AUTOCANCEL watchers";
2145	for (Event::all_watchers) {	2364	for (Event::all_watchers) {
2146	$_->cancel if $_->data & WF_AUTOCANCEL;	2365	$_->cancel if $_->data & WF_AUTOCANCEL;
2147	}	2366	}
2148		2367
		2368	warn "flushing outstanding aio requests";
		2369	for (;;) {
		2370	IO::AIO::flush;
		2371	Coro::cede;
		2372	last unless IO::AIO::nreqs;
		2373	warn "iterate...";
		2374	}
		2375
2149	# cancel all extension coros	2376	warn "cancelling all extension coros";
2150	$_->cancel for values %EXT_CORO;	2377	$_->cancel for values %EXT_CORO;
2151	%EXT_CORO = ();	2378	%EXT_CORO = ();
2152		2379
2153	# unload all extensions	2380	warn "removing commands";
2154	for (@exts) {	2381	%COMMAND = ();
		2382
		2383	warn "removing ext commands";
		2384	%EXTCMD = ();
		2385
		2386	warn "unloading/nuking all extensions";
		2387	for my $pkg (@EXTS) {
2155	warn "unloading <$_>";	2388	warn "... unloading $pkg";
2156	unload_extension $_;	2389
		2390	if (my $cb = $pkg->can ("unload")) {
		2391	eval {
		2392	$cb->($pkg);
		2393	1
		2394	} or warn "$pkg unloaded, but with errors: $@";
2157	}	2395	}
2158		2396
		2397	warn "... nuking $pkg";
		2398	Symbol::delete_package $pkg;
		2399	}
		2400
2159	# unload all modules loaded from $LIBDIR	2401	warn "unloading all perl modules loaded from $LIBDIR";
2160	while (my ($k, $v) = each %INC) {	2402	while (my ($k, $v) = each %INC) {
2161	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2403	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2162		2404
2163	warn "removing <$k>";	2405	warn "... unloading $k";
2164	delete $INC{$k};	2406	delete $INC{$k};
2165		2407
2166	$k =~ s/\.pm$//;	2408	$k =~ s/\.pm$//;
2167	$k =~ s/\//::/g;	2409	$k =~ s/\//::/g;
2168		2410
…		…
2171	}	2413	}
2172		2414
2173	Symbol::delete_package $k;	2415	Symbol::delete_package $k;
2174	}	2416	}
2175		2417
2176	# sync database to disk
2177	cf::db_sync;
2178	IO::AIO::flush;
2179
2180	# get rid of safe::, as good as possible	2418	warn "getting rid of safe::, as good as possible";
2181	Symbol::delete_package "safe::$_"	2419	Symbol::delete_package "safe::$_"
2182	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2420	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2183		2421
2184	# remove register_script_function callbacks
2185	# TODO
2186
2187	# unload cf.pm "a bit"	2422	warn "unloading cf.pm \"a bit\"";
2188	delete $INC{"cf.pm"};	2423	delete $INC{"cf.pm"};
2189		2424
2190	# don't, removes xs symbols, too,	2425	# don't, removes xs symbols, too,
2191	# and global variables created in xs	2426	# and global variables created in xs
2192	#Symbol::delete_package __PACKAGE__;	2427	#Symbol::delete_package __PACKAGE__;
2193		2428
2194	# reload cf.pm	2429	warn "unload completed, starting to reload now";
		2430
2195	warn "reloading cf.pm";	2431	warn "reloading cf.pm";
2196	require cf;	2432	require cf;
2197	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2433	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2198		2434
2199	# load config and database again	2435	warn "loading config and database again";
2200	cf::cfg_load;	2436	cf::cfg_load;
2201	cf::db_load;	2437	cf::db_load;
2202		2438
2203	# load extensions
2204	warn "load extensions";	2439	warn "loading extensions";
2205	cf::load_extensions;	2440	cf::load_extensions;
2206		2441
2207	# reattach attachments to objects	2442	warn "reattaching attachments to objects/players";
2208	warn "reattach";
2209	_global_reattach;	2443	_global_reattach;
		2444	warn "reattaching attachments to maps";
2210	reattach $_ for values %MAP;	2445	reattach $_ for values %MAP;
		2446
		2447	warn "restarting server ticker";
		2448
		2449	$TICK_WATCHER->start;
2211	};	2450	};
2212		2451
2213	if ($@) {	2452	if ($@) {
2214	warn $@;	2453	warn $@;
2215	warn "error while reloading, exiting.";	2454	warn "error while reloading, exiting.";
2216	exit 1;	2455	exit 1;
2217	}	2456	}
2218		2457
2219	warn "reloaded successfully";	2458	warn "reloaded";
2220	};	2459	};
2221		2460
2222	#############################################################################	2461	our $RELOAD_WATCHER; # used only during reload
2223
2224	unless ($LINK_MAP) {
2225	$LINK_MAP = cf::map::new;
2226
2227	$LINK_MAP->width (41);
2228	$LINK_MAP->height (41);
2229	$LINK_MAP->alloc;
2230	$LINK_MAP->path ("{link}");
2231	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2232	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2233
2234	# dirty hack because... archetypes are not yet loaded
2235	Event->timer (
2236	after => 10,
2237	cb => sub {
2238	$_[0]->w->cancel;
2239
2240	# provide some exits "home"
2241	my $exit = cf::object::new "exit";
2242
2243	$exit->slaying ($EMERGENCY_POSITION->[0]);
2244	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2245	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2246
2247	$LINK_MAP->insert ($exit->clone, 19, 19);
2248	$LINK_MAP->insert ($exit->clone, 19, 20);
2249	$LINK_MAP->insert ($exit->clone, 19, 21);
2250	$LINK_MAP->insert ($exit->clone, 20, 19);
2251	$LINK_MAP->insert ($exit->clone, 20, 21);
2252	$LINK_MAP->insert ($exit->clone, 21, 19);
2253	$LINK_MAP->insert ($exit->clone, 21, 20);
2254	$LINK_MAP->insert ($exit->clone, 21, 21);
2255
2256	$exit->destroy;
2257	});
2258
2259	$LINK_MAP->{deny_save} = 1;
2260	$LINK_MAP->{deny_reset} = 1;
2261
2262	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2263	}
2264
2265	register "<global>", __PACKAGE__;
2266		2462
2267	register_command "reload" => sub {	2463	register_command "reload" => sub {
2268	my ($who, $arg) = @_;	2464	my ($who, $arg) = @_;
2269		2465
2270	if ($who->flag (FLAG_WIZ)) {	2466	if ($who->flag (FLAG_WIZ)) {
2271	$who->message ("start of reload.");	2467	$who->message ("reloading server.");
		2468
		2469	# doing reload synchronously and two reloads happen back-to-back,
		2470	# coro crashes during coro_state_free->destroy here.
		2471
		2472	$RELOAD_WATCHER ||= Event->timer (
		2473	reentrant => 0,
		2474	after => 0,
		2475	data => WF_AUTOCANCEL,
		2476	cb => sub {
2272	reload;	2477	reload;
2273	$who->message ("end of reload.");	2478	undef $RELOAD_WATCHER;
		2479	},
		2480	);
2274	}	2481	}
2275	};	2482	};
2276		2483
2277	unshift @INC, $LIBDIR;	2484	unshift @INC, $LIBDIR;
		2485
		2486	my $bug_warning = 0;
2278		2487
2279	$TICK_WATCHER = Event->timer (	2488	$TICK_WATCHER = Event->timer (
2280	reentrant => 0,	2489	reentrant => 0,
		2490	parked => 1,
2281	prio => 0,	2491	prio => 0,
2282	at => $NEXT_TICK || $TICK,	2492	at => $NEXT_TICK || $TICK,
2283	data => WF_AUTOCANCEL,	2493	data => WF_AUTOCANCEL,
2284	cb => sub {	2494	cb => sub {
		2495	if ($Coro::current != $Coro::main) {
		2496	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2497	unless ++$bug_warning > 10;
		2498	return;
		2499	}
		2500
		2501	$NOW = Event::time;
		2502
2285	cf::server_tick; # one server iteration	2503	cf::server_tick; # one server iteration
2286	$RUNTIME += $TICK;	2504	$RUNTIME += $TICK;
2287	$NEXT_TICK += $TICK;	2505	$NEXT_TICK += $TICK;
		2506
		2507	$WAIT_FOR_TICK->broadcast;
		2508	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2509
		2510	Event::sweep;
		2511	Coro::cede_notself;
		2512
		2513	# my $AFTER = Event::time;
		2514	# warn $AFTER - $NOW;#d#
2288		2515
2289	# if we are delayed by four ticks or more, skip them all	2516	# if we are delayed by four ticks or more, skip them all
2290	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2517	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2291		2518
2292	$TICK_WATCHER->at ($NEXT_TICK);	2519	$TICK_WATCHER->at ($NEXT_TICK);
2293	$TICK_WATCHER->start;	2520	$TICK_WATCHER->start;
2294	},	2521	},
2295	);	2522	);
2296		2523
2297	IO::AIO::max_poll_time $TICK * 0.2;	2524	IO::AIO::max_poll_time $TICK * 0.1;
2298		2525
2299	Event->io (	2526	undef $Coro::AIO::WATCHER;
		2527	$AIO_POLL_WATCHER = Event->io (
		2528	reentrant => 0,
2300	fd => IO::AIO::poll_fileno,	2529	fd => IO::AIO::poll_fileno,
2301	poll => 'r',	2530	poll => 'r',
2302	prio => 5,	2531	prio => 6,
2303	data => WF_AUTOCANCEL,	2532	data => WF_AUTOCANCEL,
2304	cb => \&IO::AIO::poll_cb,	2533	cb => \&IO::AIO::poll_cb,
2305	);	2534	);
2306		2535
2307	Event->timer (	2536	$WRITE_RUNTIME_WATCHER = Event->timer (
		2537	reentrant => 0,
2308	data => WF_AUTOCANCEL,	2538	data => WF_AUTOCANCEL,
2309	after => 0,	2539	after => 1,
2310	interval => 10,	2540	interval => 10,
2311	cb => sub {	2541	prio => 6, # keep it lowest so it acts like a watchdog
2312	(Coro::unblock_sub {	2542	cb => Coro::unblock_sub {
2313	write_runtime	2543	write_runtime
2314	or warn "ERROR: unable to write runtime file: $!";	2544	or warn "ERROR: unable to write runtime file: $!";
2315	})->();
2316	},	2545	},
2317	);	2546	);
2318		2547
2319	END { cf::emergency_save }	2548	END { cf::emergency_save }
2320		2549

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