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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.147 by root, Mon Jan 8 12:23:33 2007 UTC vs.
Revision 1.195 by root, Fri Jan 26 20:59:57 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];
1121		971
1122	my $guard = cf::lock_acquire "user_find:$login";	972	my $guard = cf::lock_acquire "user_find:$login";
1123		973
1124	$cf::PLAYER{$login} ||= (load_pl path $login or return);	974	$cf::PLAYER{$_[0]} || do {
		975	my $pl = load_pl path $login
		976	or return;
		977	$cf::PLAYER{$login} = $pl
		978	}
1125	};	979	}
1126	}	980	}
1127		981
1128	sub save($) {	982	sub save($) {
1129	my ($pl) = @_;	983	my ($pl) = @_;
1130		984
…		…
1133	my $path = path $pl;	987	my $path = path $pl;
1134	my $guard = cf::lock_acquire "user_save:$path";	988	my $guard = cf::lock_acquire "user_save:$path";
1135		989
1136	return if $pl->{deny_save};	990	return if $pl->{deny_save};
1137		991
1138	IO::AIO::aio_mkdir playerdir $pl, 0770;	992	aio_mkdir playerdir $pl, 0770;
1139	$pl->{last_save} = $cf::RUNTIME;	993	$pl->{last_save} = $cf::RUNTIME;
1140		994
1141	Coro::cede;
1142	$pl->save_pl ($path);	995	$pl->save_pl ($path);
1143	Coro::cede;	996	Coro::cede;
1144	}	997	}
1145		998
1146	sub new($) {	999	sub new($) {
…		…
1153		1006
1154	$cf::PLAYER{$login} = $self;	1007	$cf::PLAYER{$login} = $self;
1155		1008
1156	$self	1009	$self
1157	}	1010	}
		1011
		1012	=item $pl->quit_character
		1013
		1014	Nukes the player without looking back. If logged in, the connection will
		1015	be destroyed. May block for a long time.
		1016
		1017	=cut
1158		1018
1159	sub quit_character {	1019	sub quit_character {
1160	my ($pl) = @_;	1020	my ($pl) = @_;
1161		1021
1162	$pl->{deny_save} = 1;	1022	$pl->{deny_save} = 1;
…		…
1167	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1027	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1168	$pl->ns->destroy if $pl->ns;	1028	$pl->ns->destroy if $pl->ns;
1169		1029
1170	my $path = playerdir $pl;	1030	my $path = playerdir $pl;
1171	my $temp = "$path~$cf::RUNTIME~deleting~";	1031	my $temp = "$path~$cf::RUNTIME~deleting~";
1172	IO::AIO::aio_rename $path, $temp, sub {	1032	aio_rename $path, $temp;
1173	delete $cf::PLAYER{$pl->ob->name};	1033	delete $cf::PLAYER{$pl->ob->name};
1174	$pl->destroy;	1034	$pl->destroy;
1175
1176	IO::AIO::aio_rmtree $temp;	1035	IO::AIO::aio_rmtree $temp;
		1036	}
		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;
1177	};	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
1178	}	1088	}
1179		1089
1180	=item $player->ext_reply ($msgid, $msgtype, %msg)	1090	=item $player->ext_reply ($msgid, $msgtype, %msg)
1181		1091
1182	Sends an ext reply to the player.	1092	Sends an ext reply to the player.
…		…
1205	package cf::map;	1115	package cf::map;
1206		1116
1207	use Fcntl;	1117	use Fcntl;
1208	use Coro::AIO;	1118	use Coro::AIO;
1209		1119
		1120	use overload
		1121	'""' => \&as_string,
		1122	fallback => 1;
		1123
1210	our $MAX_RESET = 3600;	1124	our $MAX_RESET = 3600;
1211	our $DEFAULT_RESET = 3000;	1125	our $DEFAULT_RESET = 3000;
1212		1126
1213	sub generate_random_map {	1127	sub generate_random_map {
1214	my ($path, $rmp) = @_;	1128	my ($self, $rmp) = @_;
1215
1216	# mit "rum" bekleckern, nicht	1129	# mit "rum" bekleckern, nicht
1217	cf::map::_create_random_map	1130	$self->_create_random_map (
1218	$path,
1219	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1131	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1220	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1132	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1221	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1133	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1222	$rmp->{exit_on_final_map},	1134	$rmp->{exit_on_final_map},
1223	$rmp->{xsize}, $rmp->{ysize},	1135	$rmp->{xsize}, $rmp->{ysize},
1224	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1136	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1225	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1137	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1226	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1138	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1227	$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},
1228	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1140	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1229	(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
1230	}	1270	}
1231		1271
1232	# and all this just because we cannot iterate over	1272	# and all this just because we cannot iterate over
1233	# all maps in C++...	1273	# all maps in C++...
1234	sub change_all_map_light {	1274	sub change_all_map_light {
…		…
1236		1276
1237	$_->change_map_light ($change)	1277	$_->change_map_light ($change)
1238	for grep $_->outdoor, values %cf::MAP;	1278	for grep $_->outdoor, values %cf::MAP;
1239	}	1279	}
1240		1280
		1281	sub unlink_save {
		1282	my ($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
1241	sub try_load_header($) {	1289	sub load_header_from($) {
1242	my ($path) = @_;	1290	my ($self, $path) = @_;
1243		1291
1244	utf8::encode $path;	1292	utf8::encode $path;
1245	aio_open $path, O_RDONLY, 0	1293	aio_open $path, O_RDONLY, 0
1246	or return;	1294	or return;
1247		1295
1248	my $map = cf::map::new	1296	$self->_load_header ($path)
1249	or return;	1297	or return;
1250		1298
1251	# for better error messages only, will be overwritten	1299	$self->{load_path} = $path;
1252	$map->path ($path);
1253		1300
1254	$map->load_header ($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
1255	or return;	1342	or return;
		1343	$self->prepare_orig;
		1344	}
1256		1345
1257	$map->{load_path} = $path;	1346	1
1258
1259	$map
1260	}	1347	}
1261		1348
1262	sub find;	1349	sub find;
1263	sub find {	1350	sub find {
1264	my ($path, $origin) = @_;	1351	my ($path, $origin) = @_;
1265		1352
1266	#warn "find<$path,$origin>\n";#d#
1267
1268	$path = new cf::path $path, $origin && $origin->path;	1353	$path = normalise $path, $origin && $origin->path;
1269	my $key = $path->as_string;
1270		1354
1271	cf::lock_wait "map_find:$key";	1355	cf::lock_wait "map_find:$path";
1272		1356
1273	$cf::MAP{$key} || do {	1357	$cf::MAP{$path} || do {
1274	my $guard = cf::lock_acquire "map_find:$key";	1358	my $guard = cf::lock_acquire "map_find:$path";
1275		1359	my $map = new_from_path cf::map $path
1276	# do it the slow way
1277	my $map = try_load_header $path->save_path;
1278
1279	Coro::cede;
1280
1281	if ($map) {
1282	$map->last_access ((delete $map->{last_access})
1283	|| $cf::RUNTIME); #d#
1284	# safety
1285	$map->{instantiate_time} = $cf::RUNTIME
1286	if $map->{instantiate_time} > $cf::RUNTIME;
1287	} else {
1288	if (my $rmp = $path->random_map_params) {
1289	$map = generate_random_map $key, $rmp;
1290	} else {
1291	$map = try_load_header $path->load_path;
1292	}
1293
1294	$map or return;	1360	or return;
1295		1361
1296	$map->{load_original} = 1;
1297	$map->{instantiate_time} = $cf::RUNTIME;
1298	$map->last_access ($cf::RUNTIME);
1299	$map->instantiate;
1300
1301	# per-player maps become, after loading, normal maps
1302	$map->per_player (0) if $path->{user_rel};
1303	}
1304
1305	$map->path ($key);
1306	$map->{path} = $path;
1307	$map->{last_save} = $cf::RUNTIME;	1362	$map->{last_save} = $cf::RUNTIME;
1308		1363
1309	Coro::cede;	1364	$map->load_header
		1365	or return;
1310		1366
1311	if ($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;
1312	$map->reset;	1370	$map->reset;
1313	undef $guard;	1371	undef $guard;
1314	$map = find $path	1372	return find $path;
1315	or return;
1316	}	1373	}
1317		1374
1318	$cf::MAP{$key} = $map	1375	$cf::MAP{$path} = $map
1319	}	1376	}
1320	}	1377	}
		1378
		1379	sub pre_load { }
		1380	sub post_load { }
1321		1381
1322	sub load {	1382	sub load {
1323	my ($self) = @_;	1383	my ($self) = @_;
1324		1384
1325	my $path = $self->{path};	1385	my $path = $self->{path};
1326	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1386	my $guard = cf::lock_acquire "map_load:$path";
1327		1387
1328	return if $self->in_memory != cf::MAP_SWAPPED;	1388	return if $self->in_memory != cf::MAP_SWAPPED;
1329		1389
1330	$self->in_memory (cf::MAP_LOADING);	1390	$self->in_memory (cf::MAP_LOADING);
1331		1391
1332	$self->alloc;	1392	$self->alloc;
		1393
		1394	$self->pre_load;
		1395
1333	$self->load_objects ($self->{load_path}, 1)	1396	$self->_load_objects ($self->{load_path}, 1)
1334	or return;	1397	or return;
1335		1398
1336	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1399	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1337	if delete $self->{load_original};	1400	if delete $self->{load_original};
1338		1401
1339	if (my $uniq = $path->uniq_path) {	1402	if (my $uniq = $self->uniq_path) {
1340	utf8::encode $uniq;	1403	utf8::encode $uniq;
1341	if (aio_open $uniq, O_RDONLY, 0) {	1404	if (aio_open $uniq, O_RDONLY, 0) {
1342	$self->clear_unique_items;	1405	$self->clear_unique_items;
1343	$self->load_objects ($uniq, 0);	1406	$self->_load_objects ($uniq, 0);
1344	}	1407	}
1345	}	1408	}
1346		1409
1347	Coro::cede;	1410	Coro::cede;
1348		1411
1349	# now do the right thing for maps	1412	# now do the right thing for maps
1350	$self->link_multipart_objects;	1413	$self->link_multipart_objects;
1351		1414
1352	if ($self->{path}->is_style_map) {	1415	unless ($self->{deny_activate}) {
1353	$self->{deny_save} = 1;	1416	$self->decay_objects;
1354	$self->{deny_reset} = 1;
1355	} else {
1356	$self->fix_auto_apply;	1417	$self->fix_auto_apply;
1357	$self->decay_objects;
1358	$self->update_buttons;	1418	$self->update_buttons;
		1419	Coro::cede;
1359	$self->set_darkness_map;	1420	$self->set_darkness_map;
1360	$self->difficulty ($self->estimate_difficulty)	1421	$self->difficulty ($self->estimate_difficulty)
1361	unless $self->difficulty;	1422	unless $self->difficulty;
		1423	Coro::cede;
1362	$self->activate;	1424	$self->activate;
1363	}	1425	}
1364		1426
1365	Coro::cede;	1427	$self->post_load;
1366		1428
1367	$self->in_memory (cf::MAP_IN_MEMORY);	1429	$self->in_memory (cf::MAP_IN_MEMORY);
		1430	}
		1431
		1432	sub customise_for {
		1433	my ($self, $ob) = @_;
		1434
		1435	return find "~" . $ob->name . "/" . $self->{path}
		1436	if $self->per_player;
		1437
		1438	$self
		1439	}
		1440
		1441	# find and load all maps in the 3x3 area around a map
		1442	sub load_diag {
		1443	my ($map) = @_;
		1444
		1445	my @diag; # diagonal neighbours
		1446
		1447	for (0 .. 3) {
		1448	my $neigh = $map->tile_path ($_)
		1449	or next;
		1450	$neigh = find $neigh, $map
		1451	or next;
		1452	$neigh->load;
		1453
		1454	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1455	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1456	}
		1457
		1458	for (@diag) {
		1459	my $neigh = find @$_
		1460	or next;
		1461	$neigh->load;
		1462	}
1368	}	1463	}
1369		1464
1370	sub find_sync {	1465	sub find_sync {
1371	my ($path, $origin) = @_;	1466	my ($path, $origin) = @_;
1372		1467
1373	cf::sync_job { cf::map::find $path, $origin }	1468	cf::sync_job { find $path, $origin }
1374	}	1469	}
1375		1470
1376	sub do_load_sync {	1471	sub do_load_sync {
1377	my ($map) = @_;	1472	my ($map) = @_;
1378		1473
1379	cf::sync_job { $map->load };	1474	cf::sync_job { $map->load };
1380	}	1475	}
1381		1476
		1477	our %MAP_PREFETCH;
		1478	our $MAP_PREFETCHER = undef;
		1479
		1480	sub find_async {
		1481	my ($path, $origin) = @_;
		1482
		1483	$path = normalise $path, $origin && $origin->{path};
		1484
		1485	if (my $map = $cf::MAP{$path}) {
		1486	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1487	}
		1488
		1489	undef $MAP_PREFETCH{$path};
		1490	$MAP_PREFETCHER ||= cf::async {
		1491	while (%MAP_PREFETCH) {
		1492	for my $path (keys %MAP_PREFETCH) {
		1493	my $map = find $path
		1494	or next;
		1495	$map->load;
		1496
		1497	delete $MAP_PREFETCH{$path};
		1498	}
		1499	}
		1500	undef $MAP_PREFETCHER;
		1501	};
		1502	$MAP_PREFETCHER->prio (6);
		1503
		1504	()
		1505	}
		1506
1382	sub save {	1507	sub save {
1383	my ($self) = @_;	1508	my ($self) = @_;
1384		1509
1385	my $lock = cf::lock_acquire "map_data:" . $self->path;	1510	my $lock = cf::lock_acquire "map_data:" . $self->path;
1386		1511
1387	$self->{last_save} = $cf::RUNTIME;	1512	$self->{last_save} = $cf::RUNTIME;
1388		1513
1389	return unless $self->dirty;	1514	return unless $self->dirty;
1390		1515
1391	my $save = $self->{path}->save_path; utf8::encode $save;	1516	my $save = $self->save_path; utf8::encode $save;
1392	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1517	my $uniq = $self->uniq_path; utf8::encode $uniq;
1393		1518
1394	$self->{load_path} = $save;	1519	$self->{load_path} = $save;
1395		1520
1396	return if $self->{deny_save};	1521	return if $self->{deny_save};
1397		1522
…		…
1400	cf::async {	1525	cf::async {
1401	$_->contr->save for $self->players;	1526	$_->contr->save for $self->players;
1402	};	1527	};
1403		1528
1404	if ($uniq) {	1529	if ($uniq) {
1405	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1530	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1406	$self->save_objects ($uniq, cf::IO_UNIQUES);	1531	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1407	} else {	1532	} else {
1408	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1533	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1409	}	1534	}
1410	}	1535	}
1411		1536
1412	sub swap_out {	1537	sub swap_out {
1413	my ($self) = @_;	1538	my ($self) = @_;
…		…
1427		1552
1428	sub reset_at {	1553	sub reset_at {
1429	my ($self) = @_;	1554	my ($self) = @_;
1430		1555
1431	# TODO: safety, remove and allow resettable per-player maps	1556	# TODO: safety, remove and allow resettable per-player maps
1432	return 1e99 if $self->{path}{user_rel};	1557	return 1e99 if $self->isa ("ext::map_per_player");#d#
1433	return 1e99 if $self->{deny_reset};	1558	return 1e99 if $self->{deny_reset};
1434		1559
1435	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1560	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1436	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1561	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1437		1562
…		…
1442	my ($self) = @_;	1567	my ($self) = @_;
1443		1568
1444	$self->reset_at <= $cf::RUNTIME	1569	$self->reset_at <= $cf::RUNTIME
1445	}	1570	}
1446		1571
1447	sub unlink_save {
1448	my ($self) = @_;
1449
1450	utf8::encode (my $save = $self->{path}->save_path);
1451	aioreq_pri 3; IO::AIO::aio_unlink $save;
1452	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1453	}
1454
1455	sub rename {
1456	my ($self, $new_path) = @_;
1457
1458	$self->unlink_save;
1459
1460	delete $cf::MAP{$self->path};
1461	$self->{path} = new cf::path $new_path;
1462	$self->path ($self->{path}->as_string);
1463	$cf::MAP{$self->path} = $self;
1464
1465	$self->save;
1466	}
1467
1468	sub reset {	1572	sub reset {
1469	my ($self) = @_;	1573	my ($self) = @_;
1470		1574
1471	my $lock = cf::lock_acquire "map_data:" . $self->path;	1575	my $lock = cf::lock_acquire "map_data:$self->{path}";
1472		1576
1473	return if $self->players;	1577	return if $self->players;
1474	return if $self->{path}{user_rel};#d#	1578	return if $self->isa ("ext::map_per_player");#d#
1475		1579
1476	warn "resetting map ", $self->path;#d#	1580	warn "resetting map ", $self->path;#d#
1477		1581
1478	delete $cf::MAP{$self->path};	1582	delete $cf::MAP{$self->path};
		1583
		1584	$self->in_memory (cf::MAP_SWAPPED);
		1585	$self->clear;
1479		1586
1480	$_->clear_links_to ($self) for values %cf::MAP;	1587	$_->clear_links_to ($self) for values %cf::MAP;
1481		1588
1482	$self->unlink_save;	1589	$self->unlink_save;
1483	$self->destroy;	1590	$self->destroy;
…		…
1486	my $nuke_counter = "aaaa";	1593	my $nuke_counter = "aaaa";
1487		1594
1488	sub nuke {	1595	sub nuke {
1489	my ($self) = @_;	1596	my ($self) = @_;
1490		1597
		1598	delete $cf::MAP{$self->path};
		1599
		1600	$self->unlink_save;
		1601
		1602	bless $self, "cf::map";
		1603	delete $self->{deny_reset};
1491	$self->{deny_save} = 1;	1604	$self->{deny_save} = 1;
1492	$self->reset_timeout (1);	1605	$self->reset_timeout (1);
1493	$self->rename ("{nuke}/" . ($nuke_counter++));	1606	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1607
		1608	$cf::MAP{$self->path} = $self;
		1609
1494	$self->reset; # polite request, might not happen	1610	$self->reset; # polite request, might not happen
1495	}	1611	}
1496		1612
1497	sub customise_for {	1613	=item cf::map::unique_maps
1498	my ($map, $ob) = @_;
1499		1614
1500	if ($map->per_player) {	1615	Returns an arrayref of paths of all shared maps that have
1501	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1616	instantiated unique items. May block.
1502	}
1503		1617
1504	$map	1618	=cut
1505	}
1506		1619
1507	sub emergency_save {	1620	sub unique_maps() {
1508	my $freeze_guard = cf::freeze_mainloop;	1621	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1622	or return;
1509		1623
1510	warn "enter emergency perl save\n";	1624	my @paths;
1511		1625
1512	cf::sync_job {	1626	for (@$files) {
1513	warn "begin emergency player save\n";	1627	utf8::decode $_;
1514	$_->save for values %cf::PLAYER;	1628	next if /\.pst$/;
1515	warn "end emergency player save\n";	1629	next unless /^$PATH_SEP/o;
1516		1630
1517	warn "begin emergency map save\n";	1631	s/\.map$//;
1518	$_->save for values %cf::MAP;	1632	push @paths, $_;
1519	warn "end emergency map save\n";
1520	};	1633	}
1521		1634
1522	warn "leave emergency perl save\n";	1635	\@paths
1523	}	1636	}
1524		1637
1525	package cf;	1638	package cf;
1526		1639
1527	=back	1640	=back
1528		1641
		1642	=head3 cf::object
		1643
		1644	=cut
		1645
		1646	package cf::object;
		1647
		1648	=over 4
		1649
		1650	=item $ob->inv_recursive
		1651
		1652	Returns the inventory of the object _and_ their inventories, recursively.
		1653
		1654	=cut
		1655
		1656	sub inv_recursive_;
		1657	sub inv_recursive_ {
		1658	map { $_, inv_recursive_ $_->inv } @_
		1659	}
		1660
		1661	sub inv_recursive {
		1662	inv_recursive_ inv $_[0]
		1663	}
		1664
		1665	package cf;
		1666
		1667	=back
1529		1668
1530	=head3 cf::object::player	1669	=head3 cf::object::player
1531		1670
1532	=over 4	1671	=over 4
1533		1672
…		…
1573		1712
1574	=item $player_object->enter_link	1713	=item $player_object->enter_link
1575		1714
1576	Freezes the player and moves him/her to a special map (C<{link}>).	1715	Freezes the player and moves him/her to a special map (C<{link}>).
1577		1716
1578	The player should be reaosnably safe there for short amounts of time. You	1717	The player should be reasonably safe there for short amounts of time. You
1579	I<MUST> call C<leave_link> as soon as possible, though.	1718	I<MUST> call C<leave_link> as soon as possible, though.
1580		1719
		1720	Will never block.
		1721
1581	=item $player_object->leave_link ($map, $x, $y)	1722	=item $player_object->leave_link ($map, $x, $y)
1582		1723
1583	Moves the player out of the specila link map onto the given map. If the	1724	Moves the player out of the special C<{link}> map onto the specified
1584	map is not valid (or omitted), the player will be moved back to the	1725	map. If the map is not valid (or omitted), the player will be moved back
1585	location he/she was before the call to C<enter_link>, or, if that fails,	1726	to the location he/she was before the call to C<enter_link>, or, if that
1586	to the emergency map position.	1727	fails, to the emergency map position.
1587		1728
1588	Might block.	1729	Might block.
1589		1730
1590	=cut	1731	=cut
		1732
		1733	sub link_map {
		1734	unless ($LINK_MAP) {
		1735	$LINK_MAP = cf::map::find "{link}"
		1736	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1737	$LINK_MAP->load;
		1738	}
		1739
		1740	$LINK_MAP
		1741	}
1591		1742
1592	sub cf::object::player::enter_link {	1743	sub cf::object::player::enter_link {
1593	my ($self) = @_;	1744	my ($self) = @_;
1594		1745
1595	$self->deactivate_recursive;	1746	$self->deactivate_recursive;
1596		1747
1597	return if $self->map == $LINK_MAP;	1748	return if UNIVERSAL::isa $self->map, "ext::map_link";
1598		1749
1599	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1750	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1600	if $self->map;	1751	if $self->map;
1601		1752
1602	$self->enter_map ($LINK_MAP, 20, 20);	1753	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1603	}	1754	}
1604		1755
1605	sub cf::object::player::leave_link {	1756	sub cf::object::player::leave_link {
1606	my ($self, $map, $x, $y) = @_;	1757	my ($self, $map, $x, $y) = @_;
1607		1758
…		…
1625	# use -1 or undef as default coordinates, not 0, 0	1776	# use -1 or undef as default coordinates, not 0, 0
1626	($x, $y) = ($map->enter_x, $map->enter_y)	1777	($x, $y) = ($map->enter_x, $map->enter_y)
1627	if $x <=0 && $y <= 0;	1778	if $x <=0 && $y <= 0;
1628		1779
1629	$map->load;	1780	$map->load;
		1781	$map->load_diag;
1630		1782
1631	return unless $self->contr->active;	1783	return unless $self->contr->active;
1632	$self->activate_recursive;	1784	$self->activate_recursive;
1633	$self->enter_map ($map, $x, $y);	1785	$self->enter_map ($map, $x, $y);
1634	}	1786	}
…		…
1673	my ($self, $path, $x, $y) = @_;	1825	my ($self, $path, $x, $y) = @_;
1674		1826
1675	$self->enter_link;	1827	$self->enter_link;
1676		1828
1677	(async {	1829	(async {
1678	$path = new cf::path $path;
1679
1680	my $map = cf::map::find $path->as_string;	1830	my $map = cf::map::find $path;
1681	$map = $map->customise_for ($self) if $map;	1831	$map = $map->customise_for ($self) if $map;
1682		1832
1683	# warn "entering ", $map->path, " at ($x, $y)\n"	1833	# warn "entering ", $map->path, " at ($x, $y)\n"
1684	# if $map;	1834	# if $map;
1685		1835
1686	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1836	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1687		1837
1688	$self->leave_link ($map, $x, $y);	1838	$self->leave_link ($map, $x, $y);
1689	})->prio (1);	1839	})->prio (1);
1690	}	1840	}
1691		1841
…		…
1695		1845
1696	sub parse_random_map_params {	1846	sub parse_random_map_params {
1697	my ($spec) = @_;	1847	my ($spec) = @_;
1698		1848
1699	my $rmp = { # defaults	1849	my $rmp = { # defaults
1700	xsize => 10,	1850	xsize => (cf::rndm 15, 40),
1701	ysize => 10,	1851	ysize => (cf::rndm 15, 40),
		1852	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1853	#layout => string,
1702	};	1854	};
1703		1855
1704	for (split /\n/, $spec) {	1856	for (split /\n/, $spec) {
1705	my ($k, $v) = split /\s+/, $_, 2;	1857	my ($k, $v) = split /\s+/, $_, 2;
1706		1858
…		…
1710	$rmp	1862	$rmp
1711	}	1863	}
1712		1864
1713	sub prepare_random_map {	1865	sub prepare_random_map {
1714	my ($exit) = @_;	1866	my ($exit) = @_;
		1867
		1868	my $guard = cf::lock_acquire "exit_prepare:$exit";
1715		1869
1716	# all this does is basically replace the /! path by	1870	# all this does is basically replace the /! path by
1717	# a new random map path (?random/...) with a seed	1871	# a new random map path (?random/...) with a seed
1718	# that depends on the exit object	1872	# that depends on the exit object
1719		1873
…		…
1728		1882
1729	$rmp->{random_seed} ||= $exit->random_seed;	1883	$rmp->{random_seed} ||= $exit->random_seed;
1730		1884
1731	my $data = cf::to_json $rmp;	1885	my $data = cf::to_json $rmp;
1732	my $md5 = Digest::MD5::md5_hex $data;	1886	my $md5 = Digest::MD5::md5_hex $data;
		1887	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1733		1888
1734	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1889	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1735	aio_write $fh, 0, (length $data), $data, 0;	1890	aio_write $fh, 0, (length $data), $data, 0;
		1891	undef $fh;
		1892	aio_rename "$meta~", $meta;
1736		1893
1737	$exit->slaying ("?random/$md5");	1894	$exit->slaying ("?random/$md5");
1738	$exit->msg (undef);	1895	$exit->msg (undef);
1739	}	1896	}
1740	}	1897	}
1741		1898
1742	sub cf::object::player::enter_exit {	1899	sub cf::object::player::enter_exit {
1743	my ($self, $exit) = @_;	1900	my ($self, $exit) = @_;
1744		1901
1745	return unless $self->type == cf::PLAYER;	1902	return unless $self->type == cf::PLAYER;
		1903
		1904	if ($exit->slaying eq "/!") {
		1905	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1906	cf::sync_job { prepare_random_map $exit };
		1907	}
		1908
		1909	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1910	my $hp = $exit->stats->hp;
		1911	my $sp = $exit->stats->sp;
1746		1912
1747	$self->enter_link;	1913	$self->enter_link;
1748		1914
1749	(async {	1915	(async {
1750	$self->deactivate_recursive; # just to be sure	1916	$self->deactivate_recursive; # just to be sure
1751	unless (eval {	1917	unless (eval {
1752	prepare_random_map $exit	1918	$self->goto ($slaying, $hp, $sp);
1753	if $exit->slaying eq "/!";
1754
1755	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1756	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1757		1919
1758	1;	1920	1;
1759	}) {	1921	}) {
1760	$self->message ("Something went wrong deep within the crossfire server. "	1922	$self->message ("Something went wrong deep within the crossfire server. "
1761	. "I'll try to bring you back to the map you were before. "	1923	. "I'll try to bring you back to the map you were before. "
1762	. "Please report this to the dungeon master",	1924	. "Please report this to the dungeon master!",
1763	cf::NDI_UNIQUE | cf::NDI_RED);	1925	cf::NDI_UNIQUE | cf::NDI_RED);
1764		1926
1765	warn "ERROR in enter_exit: $@";	1927	warn "ERROR in enter_exit: $@";
1766	$self->leave_link;	1928	$self->leave_link;
1767	}	1929	}
…		…
2050	sub db_sync() {	2212	sub db_sync() {
2051	db_save if $dirty;	2213	db_save if $dirty;
2052	undef $dirty;	2214	undef $dirty;
2053	}	2215	}
2054		2216
2055	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2217	my $idle = Event->idle (
2056	db_sync;	2218	reentrant => 0,
		2219	min => 10,
		2220	max => 20,
		2221	repeat => 0,
		2222	data => WF_AUTOCANCEL,
		2223	cb => \&db_sync,
2057	});	2224	);
2058		2225
2059	sub db_dirty() {	2226	sub db_dirty() {
2060	$dirty = 1;	2227	$dirty = 1;
2061	$idle->start;	2228	$idle->start;
2062	}	2229	}
…		…
2110		2277
2111	sub main {	2278	sub main {
2112	# we must not ever block the main coroutine	2279	# we must not ever block the main coroutine
2113	local $Coro::idle = sub {	2280	local $Coro::idle = sub {
2114	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2281	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2282	(async {
2115	async { Event::one_event };	2283	Event::one_event;
		2284	})->prio (Coro::PRIO_MAX);
2116	};	2285	};
2117		2286
2118	cfg_load;	2287	cfg_load;
2119	db_load;	2288	db_load;
2120	load_extensions;	2289	load_extensions;
		2290
		2291	$TICK_WATCHER->start;
2121	Event::loop;	2292	Event::loop;
2122	}	2293	}
2123		2294
2124	#############################################################################	2295	#############################################################################
2125	# initialisation	2296	# initialisation and cleanup
		2297
		2298	# install some emergency cleanup handlers
		2299	BEGIN {
		2300	for my $signal (qw(INT HUP TERM)) {
		2301	Event->signal (
		2302	reentrant => 0,
		2303	data => WF_AUTOCANCEL,
		2304	signal => $signal,
		2305	prio => 0,
		2306	cb => sub {
		2307	cf::cleanup "SIG$signal";
		2308	},
		2309	);
		2310	}
		2311	}
		2312
		2313	sub emergency_save() {
		2314	my $freeze_guard = cf::freeze_mainloop;
		2315
		2316	warn "enter emergency perl save\n";
		2317
		2318	cf::sync_job {
		2319	# use a peculiar iteration method to avoid tripping on perl
		2320	# refcount bugs in for. also avoids problems with players
		2321	# and maps saved/destroyed asynchronously.
		2322	warn "begin emergency player save\n";
		2323	for my $login (keys %cf::PLAYER) {
		2324	my $pl = $cf::PLAYER{$login} or next;
		2325	$pl->valid or next;
		2326	$pl->save;
		2327	}
		2328	warn "end emergency player save\n";
		2329
		2330	warn "begin emergency map save\n";
		2331	for my $path (keys %cf::MAP) {
		2332	my $map = $cf::MAP{$path} or next;
		2333	$map->valid or next;
		2334	$map->save;
		2335	}
		2336	warn "end emergency map save\n";
		2337	};
		2338
		2339	warn "leave emergency perl save\n";
		2340	}
2126		2341
2127	sub reload() {	2342	sub reload() {
2128	# can/must only be called in main	2343	# can/must only be called in main
2129	if ($Coro::current != $Coro::main) {	2344	if ($Coro::current != $Coro::main) {
2130	warn "can only reload from main coroutine\n";	2345	warn "can only reload from main coroutine";
2131	return;	2346	return;
2132	}	2347	}
2133		2348
2134	warn "reloading...";	2349	warn "reloading...";
2135		2350
2136	my $guard = freeze_mainloop;	2351	warn "cancelling server ticker";
		2352	$TICK_WATCHER->cancel;
		2353
2137	cf::emergency_save;	2354	cf::emergency_save;
2138		2355
2139	eval {	2356	eval {
2140	# if anything goes wrong in here, we should simply crash as we already saved	2357	# if anything goes wrong in here, we should simply crash as we already saved
2141		2358
2142	# cancel all watchers	2359	warn "syncing database to disk";
		2360	cf::db_sync;
		2361
		2362	warn "cancelling all WF_AUTOCANCEL watchers";
2143	for (Event::all_watchers) {	2363	for (Event::all_watchers) {
2144	$_->cancel if $_->data & WF_AUTOCANCEL;	2364	$_->cancel if $_->data & WF_AUTOCANCEL;
2145	}	2365	}
2146		2366
		2367	warn "flushing outstanding aio requests";
		2368	for (;;) {
		2369	IO::AIO::flush;
		2370	Coro::cede;
		2371	last unless IO::AIO::nreqs;
		2372	warn "iterate...";
		2373	}
		2374
2147	# cancel all extension coros	2375	warn "cancelling all extension coros";
2148	$_->cancel for values %EXT_CORO;	2376	$_->cancel for values %EXT_CORO;
2149	%EXT_CORO = ();	2377	%EXT_CORO = ();
2150		2378
2151	# unload all extensions	2379	warn "removing commands";
2152	for (@exts) {	2380	%COMMAND = ();
		2381
		2382	warn "removing ext commands";
		2383	%EXTCMD = ();
		2384
		2385	warn "unloading/nuking all extensions";
		2386	for my $pkg (@EXTS) {
2153	warn "unloading <$_>";	2387	warn "... unloading $pkg";
2154	unload_extension $_;	2388
		2389	if (my $cb = $pkg->can ("unload")) {
		2390	eval {
		2391	$cb->($pkg);
		2392	1
		2393	} or warn "$pkg unloaded, but with errors: $@";
2155	}	2394	}
2156		2395
		2396	warn "... nuking $pkg";
		2397	Symbol::delete_package $pkg;
		2398	}
		2399
2157	# unload all modules loaded from $LIBDIR	2400	warn "unloading all perl modules loaded from $LIBDIR";
2158	while (my ($k, $v) = each %INC) {	2401	while (my ($k, $v) = each %INC) {
2159	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2402	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2160		2403
2161	warn "removing <$k>";	2404	warn "... unloading $k";
2162	delete $INC{$k};	2405	delete $INC{$k};
2163		2406
2164	$k =~ s/\.pm$//;	2407	$k =~ s/\.pm$//;
2165	$k =~ s/\//::/g;	2408	$k =~ s/\//::/g;
2166		2409
…		…
2169	}	2412	}
2170		2413
2171	Symbol::delete_package $k;	2414	Symbol::delete_package $k;
2172	}	2415	}
2173		2416
2174	# sync database to disk
2175	cf::db_sync;
2176	IO::AIO::flush;
2177
2178	# get rid of safe::, as good as possible	2417	warn "getting rid of safe::, as good as possible";
2179	Symbol::delete_package "safe::$_"	2418	Symbol::delete_package "safe::$_"
2180	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2419	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2181		2420
2182	# remove register_script_function callbacks
2183	# TODO
2184
2185	# unload cf.pm "a bit"	2421	warn "unloading cf.pm \"a bit\"";
2186	delete $INC{"cf.pm"};	2422	delete $INC{"cf.pm"};
2187		2423
2188	# don't, removes xs symbols, too,	2424	# don't, removes xs symbols, too,
2189	# and global variables created in xs	2425	# and global variables created in xs
2190	#Symbol::delete_package __PACKAGE__;	2426	#Symbol::delete_package __PACKAGE__;
2191		2427
2192	# reload cf.pm	2428	warn "unload completed, starting to reload now";
		2429
2193	warn "reloading cf.pm";	2430	warn "reloading cf.pm";
2194	require cf;	2431	require cf;
2195	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2432	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2196		2433
2197	# load config and database again	2434	warn "loading config and database again";
2198	cf::cfg_load;	2435	cf::cfg_load;
2199	cf::db_load;	2436	cf::db_load;
2200		2437
2201	# load extensions
2202	warn "load extensions";	2438	warn "loading extensions";
2203	cf::load_extensions;	2439	cf::load_extensions;
2204		2440
2205	# reattach attachments to objects	2441	warn "reattaching attachments to objects/players";
2206	warn "reattach";
2207	_global_reattach;	2442	_global_reattach;
		2443	warn "reattaching attachments to maps";
2208	reattach $_ for values %MAP;	2444	reattach $_ for values %MAP;
		2445
		2446	warn "restarting server ticker";
		2447
		2448	$TICK_WATCHER->start;
2209	};	2449	};
2210		2450
2211	if ($@) {	2451	if ($@) {
2212	warn $@;	2452	warn $@;
2213	warn "error while reloading, exiting.";	2453	warn "error while reloading, exiting.";
2214	exit 1;	2454	exit 1;
2215	}	2455	}
2216		2456
2217	warn "reloaded successfully";	2457	warn "reloaded";
2218	};	2458	};
2219		2459
2220	#############################################################################	2460	our $RELOAD_WATCHER; # used only during reload
2221
2222	unless ($LINK_MAP) {
2223	$LINK_MAP = cf::map::new;
2224
2225	$LINK_MAP->width (41);
2226	$LINK_MAP->height (41);
2227	$LINK_MAP->alloc;
2228	$LINK_MAP->path ("{link}");
2229	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2230	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2231
2232	# dirty hack because... archetypes are not yet loaded
2233	Event->timer (
2234	after => 10,
2235	cb => sub {
2236	$_[0]->w->cancel;
2237
2238	# provide some exits "home"
2239	my $exit = cf::object::new "exit";
2240
2241	$exit->slaying ($EMERGENCY_POSITION->[0]);
2242	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2243	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2244
2245	$LINK_MAP->insert ($exit->clone, 19, 19);
2246	$LINK_MAP->insert ($exit->clone, 19, 20);
2247	$LINK_MAP->insert ($exit->clone, 19, 21);
2248	$LINK_MAP->insert ($exit->clone, 20, 19);
2249	$LINK_MAP->insert ($exit->clone, 20, 21);
2250	$LINK_MAP->insert ($exit->clone, 21, 19);
2251	$LINK_MAP->insert ($exit->clone, 21, 20);
2252	$LINK_MAP->insert ($exit->clone, 21, 21);
2253
2254	$exit->destroy;
2255	});
2256
2257	$LINK_MAP->{deny_save} = 1;
2258	$LINK_MAP->{deny_reset} = 1;
2259
2260	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2261	}
2262
2263	register "<global>", __PACKAGE__;
2264		2461
2265	register_command "reload" => sub {	2462	register_command "reload" => sub {
2266	my ($who, $arg) = @_;	2463	my ($who, $arg) = @_;
2267		2464
2268	if ($who->flag (FLAG_WIZ)) {	2465	if ($who->flag (FLAG_WIZ)) {
2269	$who->message ("start of reload.");	2466	$who->message ("reloading server.");
		2467
		2468	# doing reload synchronously and two reloads happen back-to-back,
		2469	# coro crashes during coro_state_free->destroy here.
		2470
		2471	$RELOAD_WATCHER ||= Event->timer (
		2472	reentrant => 0,
		2473	after => 0,
		2474	data => WF_AUTOCANCEL,
		2475	cb => sub {
2270	reload;	2476	reload;
2271	$who->message ("end of reload.");	2477	undef $RELOAD_WATCHER;
		2478	},
		2479	);
2272	}	2480	}
2273	};	2481	};
2274		2482
2275	unshift @INC, $LIBDIR;	2483	unshift @INC, $LIBDIR;
		2484
		2485	my $bug_warning = 0;
2276		2486
2277	$TICK_WATCHER = Event->timer (	2487	$TICK_WATCHER = Event->timer (
2278	reentrant => 0,	2488	reentrant => 0,
		2489	parked => 1,
2279	prio => 0,	2490	prio => 0,
2280	at => $NEXT_TICK || $TICK,	2491	at => $NEXT_TICK || $TICK,
2281	data => WF_AUTOCANCEL,	2492	data => WF_AUTOCANCEL,
2282	cb => sub {	2493	cb => sub {
		2494	if ($Coro::current != $Coro::main) {
		2495	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2496	unless ++$bug_warning > 10;
		2497	return;
		2498	}
		2499
		2500	$NOW = Event::time;
		2501
2283	cf::server_tick; # one server iteration	2502	cf::server_tick; # one server iteration
2284	$RUNTIME += $TICK;	2503	$RUNTIME += $TICK;
2285	$NEXT_TICK += $TICK;	2504	$NEXT_TICK += $TICK;
		2505
		2506	$WAIT_FOR_TICK->broadcast;
		2507	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2508
		2509	Event::sweep;
		2510	Coro::cede_notself;
		2511
		2512	# my $AFTER = Event::time;
		2513	# warn $AFTER - $NOW;#d#
2286		2514
2287	# if we are delayed by four ticks or more, skip them all	2515	# if we are delayed by four ticks or more, skip them all
2288	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2516	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2289		2517
2290	$TICK_WATCHER->at ($NEXT_TICK);	2518	$TICK_WATCHER->at ($NEXT_TICK);
2291	$TICK_WATCHER->start;	2519	$TICK_WATCHER->start;
2292	},	2520	},
2293	);	2521	);
2294		2522
2295	IO::AIO::max_poll_time $TICK * 0.2;	2523	IO::AIO::max_poll_time $TICK * 0.1;
2296		2524
2297	Event->io (	2525	undef $Coro::AIO::WATCHER;
		2526	$AIO_POLL_WATCHER = Event->io (
		2527	reentrant => 0,
2298	fd => IO::AIO::poll_fileno,	2528	fd => IO::AIO::poll_fileno,
2299	poll => 'r',	2529	poll => 'r',
2300	prio => 5,	2530	prio => 6,
2301	data => WF_AUTOCANCEL,	2531	data => WF_AUTOCANCEL,
2302	cb => \&IO::AIO::poll_cb,	2532	cb => \&IO::AIO::poll_cb,
2303	);	2533	);
2304		2534
2305	Event->timer (	2535	$WRITE_RUNTIME_WATCHER = Event->timer (
		2536	reentrant => 0,
2306	data => WF_AUTOCANCEL,	2537	data => WF_AUTOCANCEL,
2307	after => 0,	2538	after => 1,
2308	interval => 10,	2539	interval => 10,
2309	cb => sub {	2540	prio => 6, # keep it lowest so it acts like a watchdog
2310	(Coro::unblock_sub {	2541	cb => Coro::unblock_sub {
2311	write_runtime	2542	write_runtime
2312	or warn "ERROR: unable to write runtime file: $!";	2543	or warn "ERROR: unable to write runtime file: $!";
2313	})->();
2314	},	2544	},
2315	);	2545	);
2316		2546
2317	END { cf::emergency_save }	2547	END { cf::emergency_save }
2318		2548

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