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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.143 by root, Sun Jan 7 02:39:14 2007 UTC vs.
Revision 1.191 by root, Tue Jan 23 01:05:18 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 3.4 ();
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 2.31 ();	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
…		…
118	utf8::encode $msg;	135	utf8::encode $msg;
119		136
120	$msg .= "\n"	137	$msg .= "\n"
121	unless $msg =~ /\n$/;	138	unless $msg =~ /\n$/;
122		139
123	LOG llevError, "cfperl: $msg";	140	LOG llevError, $msg;
124	};	141	};
125	}	142	}
126		143
127	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	144	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
128	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	145	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
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;
1080		928
		929	use Coro::AIO;
		930
1081	=head3 cf::player	931	=head3 cf::player
1082		932
1083	=over 4	933	=over 4
1084		934
1085	=item cf::player::find $login	935	=item cf::player::find $login
1086		936
1087	Returns the given player object, loading it if necessary (might block).	937	Returns the given player object, loading it if necessary (might block).
1088		938
1089	=cut	939	=cut
1090		940
		941	sub playerdir($) {
		942	cf::localdir
		943	. "/"
		944	. cf::playerdir
		945	. "/"
		946	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		947	}
		948
1091	sub path($) {	949	sub path($) {
1092	sprintf "%s/%s/%s/%s.pl",	950	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
1093	cf::localdir, cf::playerdir,	951
1094	(ref $_[0] ? $_[0]->ob->name : $_[0]) x 2	952	(playerdir $login) . "/$login.pl"
1095	}	953	}
1096		954
1097	sub find_active($) {	955	sub find_active($) {
1098	$cf::PLAYER{$_[0]}	956	$cf::PLAYER{$_[0]}
1099	and $cf::PLAYER{$_[0]}->active	957	and $cf::PLAYER{$_[0]}->active
…		…
1102		960
1103	sub exists($) {	961	sub exists($) {
1104	my ($login) = @_;	962	my ($login) = @_;
1105		963
1106	$cf::PLAYER{$login}	964	$cf::PLAYER{$login}
1107	or cf::sync_job { !aio_stat $login }	965	or cf::sync_job { !aio_stat path $login }
1108	}	966	}
1109		967
1110	sub find($) {	968	sub find($) {
1111	return $cf::PLAYER{$_[0]} || do {	969	return $cf::PLAYER{$_[0]} || do {
1112	my $login = $_[0];	970	my $login = $_[0];
1113		971
1114	my $guard = cf::lock_acquire "user_find:$login";	972	my $guard = cf::lock_acquire "user_find:$login";
1115		973
1116	$cf::PLAYER{$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} = $pl
		978	}
1117	};	979	}
1118	}	980	}
1119		981
1120	sub save($) {	982	sub save($) {
1121	my ($pl) = @_;	983	my ($pl) = @_;
1122		984
…		…
1124		986
1125	my $path = path $pl;	987	my $path = path $pl;
1126	my $guard = cf::lock_acquire "user_save:$path";	988	my $guard = cf::lock_acquire "user_save:$path";
1127		989
1128	return if $pl->{deny_save};	990	return if $pl->{deny_save};
		991
		992	aio_mkdir playerdir $pl, 0770;
1129	$pl->{last_save} = $cf::RUNTIME;	993	$pl->{last_save} = $cf::RUNTIME;
1130		994
1131	Coro::cede;
1132	$pl->save_pl ($path);	995	$pl->save_pl ($path);
1133	Coro::cede;	996	Coro::cede;
1134	}	997	}
1135		998
1136	sub new($) {	999	sub new($) {
…		…
1144	$cf::PLAYER{$login} = $self;	1007	$cf::PLAYER{$login} = $self;
1145		1008
1146	$self	1009	$self
1147	}	1010	}
1148		1011
		1012	=item $pl->quit_character
		1013
		1014	Nukes the player without looking back. If logged in, the connection will
		1015	be destroyed. May block for a long time.
		1016
		1017	=cut
		1018
		1019	sub quit_character {
		1020	my ($pl) = @_;
		1021
		1022	$pl->{deny_save} = 1;
		1023	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1024
		1025	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1026	$pl->deactivate;
		1027	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1028	$pl->ns->destroy if $pl->ns;
		1029
		1030	my $path = playerdir $pl;
		1031	my $temp = "$path~$cf::RUNTIME~deleting~";
		1032	aio_rename $path, $temp;
		1033	delete $cf::PLAYER{$pl->ob->name};
		1034	$pl->destroy;
		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;
		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
1149	=item $player->ext_reply ($msgid, $msgtype, %msg)	1090	=item $player->ext_reply ($msgid, $msgtype, %msg)
1150		1091
1151	Sends an ext reply to the player.	1092	Sends an ext reply to the player.
1152		1093
1153	=cut	1094	=cut
…		…
1174	package cf::map;	1115	package cf::map;
1175		1116
1176	use Fcntl;	1117	use Fcntl;
1177	use Coro::AIO;	1118	use Coro::AIO;
1178		1119
		1120	use overload
		1121	'""' => \&as_string,
		1122	fallback => 1;
		1123
1179	our $MAX_RESET = 3600;	1124	our $MAX_RESET = 3600;
1180	our $DEFAULT_RESET = 3000;	1125	our $DEFAULT_RESET = 3000;
1181		1126
1182	sub generate_random_map {	1127	sub generate_random_map {
1183	my ($path, $rmp) = @_;	1128	my ($self, $rmp) = @_;
1184
1185	# mit "rum" bekleckern, nicht	1129	# mit "rum" bekleckern, nicht
1186	cf::map::_create_random_map	1130	$self->_create_random_map (
1187	$path,
1188	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1131	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1189	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1132	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1190	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1133	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1191	$rmp->{exit_on_final_map},	1134	$rmp->{exit_on_final_map},
1192	$rmp->{xsize}, $rmp->{ysize},	1135	$rmp->{xsize}, $rmp->{ysize},
1193	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1136	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1194	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1137	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1195	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1138	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1196	$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},
1197	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1140	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1198	(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	# map plan:
		1182	#
		1183	# /! non-realised random map exit (special hack!)
		1184	# {... are special paths that are not being touched
		1185	# ?xxx/... are special absolute paths
		1186	# ?random/... random maps
		1187	# /... normal maps
		1188	# ~user/... per-player map of a specific user
		1189
		1190	$path =~ s/$PATH_SEP/\//go;
		1191
		1192	# treat it as relative path if it starts with
		1193	# something that looks reasonable
		1194	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1195	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1196
		1197	$base =~ s{[^/]+/?$}{};
		1198	$path = "$base/$path";
		1199	}
		1200
		1201	for ($path) {
		1202	redo if s{//}{/};
		1203	redo if s{/\.?/}{/};
		1204	redo if s{/[^/]+/\.\./}{/};
		1205	}
		1206
		1207	$path
		1208	}
		1209
		1210	sub new_from_path {
		1211	my (undef, $path, $base) = @_;
		1212
		1213	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1214
		1215	$path = normalise $path, $base;
		1216
		1217	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1218	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1219	my $self = bless cf::map::new, $pkg;
		1220	$self->{path} = $path; $self->path ($path);
		1221	$self->init; # pass $1 etc.
		1222	return $self;
		1223	}
		1224	}
		1225
		1226	Carp::carp "unable to resolve path '$path'.";
		1227	()
		1228	}
		1229
		1230	sub init {
		1231	my ($self) = @_;
		1232
		1233	$self
		1234	}
		1235
		1236	sub as_string {
		1237	my ($self) = @_;
		1238
		1239	"$self->{path}"
		1240	}
		1241
		1242	# the displayed name, this is a one way mapping
		1243	sub visible_name {
		1244	&as_string
		1245	}
		1246
		1247	# the original (read-only) location
		1248	sub load_path {
		1249	my ($self) = @_;
		1250
		1251	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1252	}
		1253
		1254	# the temporary/swap location
		1255	sub save_path {
		1256	my ($self) = @_;
		1257
		1258	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1259	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1260	}
		1261
		1262	# the unique path, undef == no special unique path
		1263	sub uniq_path {
		1264	my ($self) = @_;
		1265
		1266	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1267	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1199	}	1268	}
1200		1269
1201	# and all this just because we cannot iterate over	1270	# and all this just because we cannot iterate over
1202	# all maps in C++...	1271	# all maps in C++...
1203	sub change_all_map_light {	1272	sub change_all_map_light {
…		…
1205		1274
1206	$_->change_map_light ($change)	1275	$_->change_map_light ($change)
1207	for grep $_->outdoor, values %cf::MAP;	1276	for grep $_->outdoor, values %cf::MAP;
1208	}	1277	}
1209		1278
		1279	sub unlink_save {
		1280	my ($self) = @_;
		1281
		1282	utf8::encode (my $save = $self->save_path);
		1283	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1284	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1285	}
		1286
1210	sub try_load_header($) {	1287	sub load_header_from($) {
1211	my ($path) = @_;	1288	my ($self, $path) = @_;
1212		1289
1213	utf8::encode $path;	1290	utf8::encode $path;
1214	aio_open $path, O_RDONLY, 0	1291	aio_open $path, O_RDONLY, 0
1215	or return;	1292	or return;
1216		1293
1217	my $map = cf::map::new	1294	$self->_load_header ($path)
1218	or return;	1295	or return;
1219		1296
1220	# for better error messages only, will be overwritten	1297	$self->{load_path} = $path;
1221	$map->path ($path);
1222		1298
1223	$map->load_header ($path)	1299	1
		1300	}
		1301
		1302	sub load_header_orig {
		1303	my ($self) = @_;
		1304
		1305	$self->load_header_from ($self->load_path)
		1306	}
		1307
		1308	sub load_header_temp {
		1309	my ($self) = @_;
		1310
		1311	$self->load_header_from ($self->save_path)
		1312	}
		1313
		1314	sub prepare_temp {
		1315	my ($self) = @_;
		1316
		1317	$self->last_access ((delete $self->{last_access})
		1318	|| $cf::RUNTIME); #d#
		1319	# safety
		1320	$self->{instantiate_time} = $cf::RUNTIME
		1321	if $self->{instantiate_time} > $cf::RUNTIME;
		1322	}
		1323
		1324	sub prepare_orig {
		1325	my ($self) = @_;
		1326
		1327	$self->{load_original} = 1;
		1328	$self->{instantiate_time} = $cf::RUNTIME;
		1329	$self->last_access ($cf::RUNTIME);
		1330	$self->instantiate;
		1331	}
		1332
		1333	sub load_header {
		1334	my ($self) = @_;
		1335
		1336	if ($self->load_header_temp) {
		1337	$self->prepare_temp;
		1338	} else {
		1339	$self->load_header_orig
1224	or return;	1340	or return;
		1341	$self->prepare_orig;
		1342	}
1225		1343
1226	$map->{load_path} = $path;	1344	1
1227
1228	$map
1229	}	1345	}
1230		1346
1231	sub find;	1347	sub find;
1232	sub find {	1348	sub find {
1233	my ($path, $origin) = @_;	1349	my ($path, $origin) = @_;
1234		1350
1235	#warn "find<$path,$origin>\n";#d#
1236
1237	$path = new cf::path $path, $origin && $origin->path;	1351	$path = normalise $path, $origin && $origin->path;
1238	my $key = $path->as_string;
1239		1352
1240	cf::lock_wait "map_find:$key";	1353	cf::lock_wait "map_find:$path";
1241		1354
1242	$cf::MAP{$key} || do {	1355	$cf::MAP{$path} || do {
1243	my $guard = cf::lock_acquire "map_find:$key";	1356	my $guard = cf::lock_acquire "map_find:$path";
1244		1357	my $map = new_from_path cf::map $path
1245	# do it the slow way
1246	my $map = try_load_header $path->save_path;
1247
1248	Coro::cede;
1249
1250	if ($map) {
1251	$map->last_access ((delete $map->{last_access})
1252	|| $cf::RUNTIME); #d#
1253	# safety
1254	$map->{instantiate_time} = $cf::RUNTIME
1255	if $map->{instantiate_time} > $cf::RUNTIME;
1256	} else {
1257	if (my $rmp = $path->random_map_params) {
1258	$map = generate_random_map $key, $rmp;
1259	} else {
1260	$map = try_load_header $path->load_path;
1261	}
1262
1263	$map or return;	1358	or return;
1264		1359
1265	$map->{load_original} = 1;
1266	$map->{instantiate_time} = $cf::RUNTIME;
1267	$map->last_access ($cf::RUNTIME);
1268	$map->instantiate;
1269
1270	# per-player maps become, after loading, normal maps
1271	$map->per_player (0) if $path->{user_rel};
1272	}
1273
1274	$map->path ($key);
1275	$map->{path} = $path;
1276	$map->{last_save} = $cf::RUNTIME;	1360	$map->{last_save} = $cf::RUNTIME;
1277		1361
1278	Coro::cede;	1362	$map->load_header
		1363	or return;
1279		1364
1280	if ($map->should_reset) {	1365	if ($map->should_reset) {
		1366	# doing this can freeze the server in a sync job, obviously
		1367	#$cf::WAIT_FOR_TICK->wait;
1281	$map->reset;	1368	$map->reset;
1282	undef $guard;	1369	undef $guard;
1283	$map = find $path	1370	$map = find $path
1284	or return;	1371	or return;
1285	}	1372	}
1286		1373
1287	$cf::MAP{$key} = $map	1374	$cf::MAP{$path} = $map
1288	}	1375	}
1289	}	1376	}
		1377
		1378	sub pre_load { }
		1379	sub post_load { }
1290		1380
1291	sub load {	1381	sub load {
1292	my ($self) = @_;	1382	my ($self) = @_;
1293		1383
1294	my $path = $self->{path};	1384	my $path = $self->{path};
1295	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1385	my $guard = cf::lock_acquire "map_load:$path";
1296		1386
1297	return if $self->in_memory != cf::MAP_SWAPPED;	1387	return if $self->in_memory != cf::MAP_SWAPPED;
1298		1388
1299	$self->in_memory (cf::MAP_LOADING);	1389	$self->in_memory (cf::MAP_LOADING);
1300		1390
1301	$self->alloc;	1391	$self->alloc;
		1392
		1393	$self->pre_load;
		1394
1302	$self->load_objects ($self->{load_path}, 1)	1395	$self->_load_objects ($self->{load_path}, 1)
1303	or return;	1396	or return;
1304		1397
1305	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1398	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1306	if delete $self->{load_original};	1399	if delete $self->{load_original};
1307		1400
1308	if (my $uniq = $path->uniq_path) {	1401	if (my $uniq = $self->uniq_path) {
1309	utf8::encode $uniq;	1402	utf8::encode $uniq;
1310	if (aio_open $uniq, O_RDONLY, 0) {	1403	if (aio_open $uniq, O_RDONLY, 0) {
1311	$self->clear_unique_items;	1404	$self->clear_unique_items;
1312	$self->load_objects ($uniq, 0);	1405	$self->_load_objects ($uniq, 0);
1313	}	1406	}
1314	}	1407	}
1315		1408
1316	Coro::cede;	1409	Coro::cede;
1317		1410
1318	# now do the right thing for maps	1411	# now do the right thing for maps
1319	$self->link_multipart_objects;	1412	$self->link_multipart_objects;
1320		1413
1321	if ($self->{path}->is_style_map) {	1414	unless ($self->{deny_activate}) {
1322	$self->{deny_save} = 1;	1415	$self->decay_objects;
1323	$self->{deny_reset} = 1;
1324	} else {
1325	$self->fix_auto_apply;	1416	$self->fix_auto_apply;
1326	$self->decay_objects;
1327	$self->update_buttons;	1417	$self->update_buttons;
		1418	Coro::cede;
1328	$self->set_darkness_map;	1419	$self->set_darkness_map;
1329	$self->difficulty ($self->estimate_difficulty)	1420	$self->difficulty ($self->estimate_difficulty)
1330	unless $self->difficulty;	1421	unless $self->difficulty;
		1422	Coro::cede;
1331	$self->activate;	1423	$self->activate;
1332	}	1424	}
1333		1425
1334	Coro::cede;	1426	$self->post_load;
1335		1427
1336	$self->in_memory (cf::MAP_IN_MEMORY);	1428	$self->in_memory (cf::MAP_IN_MEMORY);
		1429	}
		1430
		1431	sub customise_for {
		1432	my ($self, $ob) = @_;
		1433
		1434	return find "~" . $ob->name . "/" . $self->{path}
		1435	if $self->per_player;
		1436
		1437	$self
		1438	}
		1439
		1440	# find and load all maps in the 3x3 area around a map
		1441	sub load_diag {
		1442	my ($map) = @_;
		1443
		1444	my @diag; # diagonal neighbours
		1445
		1446	for (0 .. 3) {
		1447	my $neigh = $map->tile_path ($_)
		1448	or next;
		1449	$neigh = find $neigh, $map
		1450	or next;
		1451	$neigh->load;
		1452
		1453	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1454	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1455	}
		1456
		1457	for (@diag) {
		1458	my $neigh = find @$_
		1459	or next;
		1460	$neigh->load;
		1461	}
1337	}	1462	}
1338		1463
1339	sub find_sync {	1464	sub find_sync {
1340	my ($path, $origin) = @_;	1465	my ($path, $origin) = @_;
1341		1466
1342	cf::sync_job { cf::map::find $path, $origin }	1467	cf::sync_job { find $path, $origin }
1343	}	1468	}
1344		1469
1345	sub do_load_sync {	1470	sub do_load_sync {
1346	my ($map) = @_;	1471	my ($map) = @_;
1347		1472
1348	cf::sync_job { $map->load };	1473	cf::sync_job { $map->load };
1349	}	1474	}
1350		1475
		1476	our %MAP_PREFETCH;
		1477	our $MAP_PREFETCHER = undef;
		1478
		1479	sub find_async {
		1480	my ($path, $origin) = @_;
		1481
		1482	$path = normalise $path, $origin && $origin->{path};
		1483
		1484	if (my $map = $cf::MAP{$path}) {
		1485	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1486	}
		1487
		1488	undef $MAP_PREFETCH{$path};
		1489	$MAP_PREFETCHER ||= cf::async {
		1490	while (%MAP_PREFETCH) {
		1491	for my $path (keys %MAP_PREFETCH) {
		1492	my $map = find $path
		1493	or next;
		1494	$map->load;
		1495
		1496	delete $MAP_PREFETCH{$path};
		1497	}
		1498	}
		1499	undef $MAP_PREFETCHER;
		1500	};
		1501	$MAP_PREFETCHER->prio (6);
		1502
		1503	()
		1504	}
		1505
1351	sub save {	1506	sub save {
1352	my ($self) = @_;	1507	my ($self) = @_;
1353		1508
1354	my $lock = cf::lock_acquire "map_data:" . $self->path;	1509	my $lock = cf::lock_acquire "map_data:" . $self->path;
1355		1510
1356	$self->{last_save} = $cf::RUNTIME;	1511	$self->{last_save} = $cf::RUNTIME;
1357		1512
1358	return unless $self->dirty;	1513	return unless $self->dirty;
1359		1514
1360	my $save = $self->{path}->save_path; utf8::encode $save;	1515	my $save = $self->save_path; utf8::encode $save;
1361	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1516	my $uniq = $self->uniq_path; utf8::encode $uniq;
1362		1517
1363	$self->{load_path} = $save;	1518	$self->{load_path} = $save;
1364		1519
1365	return if $self->{deny_save};	1520	return if $self->{deny_save};
1366		1521
…		…
1369	cf::async {	1524	cf::async {
1370	$_->contr->save for $self->players;	1525	$_->contr->save for $self->players;
1371	};	1526	};
1372		1527
1373	if ($uniq) {	1528	if ($uniq) {
1374	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1529	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1375	$self->save_objects ($uniq, cf::IO_UNIQUES);	1530	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1376	} else {	1531	} else {
1377	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1532	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1378	}	1533	}
1379	}	1534	}
1380		1535
1381	sub swap_out {	1536	sub swap_out {
1382	my ($self) = @_;	1537	my ($self) = @_;
…		…
1396		1551
1397	sub reset_at {	1552	sub reset_at {
1398	my ($self) = @_;	1553	my ($self) = @_;
1399		1554
1400	# TODO: safety, remove and allow resettable per-player maps	1555	# TODO: safety, remove and allow resettable per-player maps
1401	return 1e99 if $self->{path}{user_rel};	1556	return 1e99 if $self->isa ("ext::map_per_player");#d#
1402	return 1e99 if $self->{deny_reset};	1557	return 1e99 if $self->{deny_reset};
1403		1558
1404	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1559	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1405	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1560	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1406		1561
…		…
1411	my ($self) = @_;	1566	my ($self) = @_;
1412		1567
1413	$self->reset_at <= $cf::RUNTIME	1568	$self->reset_at <= $cf::RUNTIME
1414	}	1569	}
1415		1570
1416	sub unlink_save {
1417	my ($self) = @_;
1418
1419	utf8::encode (my $save = $self->{path}->save_path);
1420	aioreq_pri 3; IO::AIO::aio_unlink $save;
1421	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1422	}
1423
1424	sub rename {
1425	my ($self, $new_path) = @_;
1426
1427	$self->unlink_save;
1428
1429	delete $cf::MAP{$self->path};
1430	$self->{path} = new cf::path $new_path;
1431	$self->path ($self->{path}->as_string);
1432	$cf::MAP{$self->path} = $self;
1433
1434	$self->save;
1435	}
1436
1437	sub reset {	1571	sub reset {
1438	my ($self) = @_;	1572	my ($self) = @_;
1439		1573
1440	my $lock = cf::lock_acquire "map_data:" . $self->path;	1574	my $lock = cf::lock_acquire "map_data:$self->{path}";
1441		1575
1442	return if $self->players;	1576	return if $self->players;
1443	return if $self->{path}{user_rel};#d#	1577	return if $self->isa ("ext::map_per_player");#d#
1444		1578
1445	warn "resetting map ", $self->path;#d#	1579	warn "resetting map ", $self->path;#d#
1446		1580
1447	delete $cf::MAP{$self->path};	1581	delete $cf::MAP{$self->path};
		1582
		1583	$self->in_memory (cf::MAP_SWAPPED);
		1584	$self->clear;
1448		1585
1449	$_->clear_links_to ($self) for values %cf::MAP;	1586	$_->clear_links_to ($self) for values %cf::MAP;
1450		1587
1451	$self->unlink_save;	1588	$self->unlink_save;
1452	$self->destroy;	1589	$self->destroy;
…		…
1455	my $nuke_counter = "aaaa";	1592	my $nuke_counter = "aaaa";
1456		1593
1457	sub nuke {	1594	sub nuke {
1458	my ($self) = @_;	1595	my ($self) = @_;
1459		1596
		1597	delete $cf::MAP{$self->path};
		1598
		1599	$self->unlink_save;
		1600
		1601	bless $self, "cf::map";
		1602	delete $self->{deny_reset};
1460	$self->{deny_save} = 1;	1603	$self->{deny_save} = 1;
1461	$self->reset_timeout (1);	1604	$self->reset_timeout (1);
1462	$self->rename ("{nuke}/" . ($nuke_counter++));	1605	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1606
		1607	$cf::MAP{$self->path} = $self;
		1608
1463	$self->reset; # polite request, might not happen	1609	$self->reset; # polite request, might not happen
1464	}	1610	}
1465		1611
1466	sub customise_for {	1612	=item cf::map::unique_maps
1467	my ($map, $ob) = @_;
1468		1613
1469	if ($map->per_player) {	1614	Returns an arrayref of paths of all shared maps that have
1470	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1615	instantiated unique items. May block.
1471	}
1472		1616
1473	$map	1617	=cut
1474	}
1475		1618
1476	sub emergency_save {	1619	sub unique_maps() {
1477	my $freeze_guard = cf::freeze_mainloop;	1620	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1621	or return;
1478		1622
1479	warn "enter emergency map save\n";	1623	my @paths;
1480		1624
1481	cf::sync_job {	1625	for (@$files) {
1482	warn "begin emergency map save\n";	1626	utf8::decode $_;
1483	$_->save for values %cf::MAP;	1627	next if /\.pst$/;
		1628	next unless /^$PATH_SEP/o;
		1629
		1630	s/\.map$//;
		1631	push @paths, $_;
1484	};	1632	}
1485		1633
1486	warn "end emergency map save\n";	1634	\@paths
1487	}	1635	}
1488		1636
1489	package cf;	1637	package cf;
1490		1638
1491	=back	1639	=back
1492		1640
		1641	=head3 cf::object
		1642
		1643	=cut
		1644
		1645	package cf::object;
		1646
		1647	=over 4
		1648
		1649	=item $ob->inv_recursive
		1650
		1651	Returns the inventory of the object _and_ their inventories, recursively.
		1652
		1653	=cut
		1654
		1655	sub inv_recursive_;
		1656	sub inv_recursive_ {
		1657	map { $_, inv_recursive_ $_->inv } @_
		1658	}
		1659
		1660	sub inv_recursive {
		1661	inv_recursive_ inv $_[0]
		1662	}
		1663
		1664	package cf;
		1665
		1666	=back
1493		1667
1494	=head3 cf::object::player	1668	=head3 cf::object::player
1495		1669
1496	=over 4	1670	=over 4
1497		1671
…		…
1537		1711
1538	=item $player_object->enter_link	1712	=item $player_object->enter_link
1539		1713
1540	Freezes the player and moves him/her to a special map (C<{link}>).	1714	Freezes the player and moves him/her to a special map (C<{link}>).
1541		1715
1542	The player should be reaosnably safe there for short amounts of time. You	1716	The player should be reasonably safe there for short amounts of time. You
1543	I<MUST> call C<leave_link> as soon as possible, though.	1717	I<MUST> call C<leave_link> as soon as possible, though.
1544		1718
		1719	Will never block.
		1720
1545	=item $player_object->leave_link ($map, $x, $y)	1721	=item $player_object->leave_link ($map, $x, $y)
1546		1722
1547	Moves the player out of the specila link map onto the given map. If the	1723	Moves the player out of the special C<{link}> map onto the specified
1548	map is not valid (or omitted), the player will be moved back to the	1724	map. If the map is not valid (or omitted), the player will be moved back
1549	location he/she was before the call to C<enter_link>, or, if that fails,	1725	to the location he/she was before the call to C<enter_link>, or, if that
1550	to the emergency map position.	1726	fails, to the emergency map position.
1551		1727
1552	Might block.	1728	Might block.
1553		1729
1554	=cut	1730	=cut
		1731
		1732	sub link_map {
		1733	unless ($LINK_MAP) {
		1734	$LINK_MAP = cf::map::find "{link}"
		1735	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1736	$LINK_MAP->load;
		1737	}
		1738
		1739	$LINK_MAP
		1740	}
1555		1741
1556	sub cf::object::player::enter_link {	1742	sub cf::object::player::enter_link {
1557	my ($self) = @_;	1743	my ($self) = @_;
1558		1744
1559	$self->deactivate_recursive;	1745	$self->deactivate_recursive;
1560		1746
1561	return if $self->map == $LINK_MAP;	1747	return if UNIVERSAL::isa $self->map, "ext::map_link";
1562		1748
1563	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1749	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1564	if $self->map;	1750	if $self->map;
1565		1751
1566	$self->enter_map ($LINK_MAP, 20, 20);	1752	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1567	}	1753	}
1568		1754
1569	sub cf::object::player::leave_link {	1755	sub cf::object::player::leave_link {
1570	my ($self, $map, $x, $y) = @_;	1756	my ($self, $map, $x, $y) = @_;
1571		1757
…		…
1589	# use -1 or undef as default coordinates, not 0, 0	1775	# use -1 or undef as default coordinates, not 0, 0
1590	($x, $y) = ($map->enter_x, $map->enter_y)	1776	($x, $y) = ($map->enter_x, $map->enter_y)
1591	if $x <=0 && $y <= 0;	1777	if $x <=0 && $y <= 0;
1592		1778
1593	$map->load;	1779	$map->load;
		1780	$map->load_diag;
1594		1781
1595	return unless $self->contr->active;	1782	return unless $self->contr->active;
1596	$self->activate_recursive;	1783	$self->activate_recursive;
1597	$self->enter_map ($map, $x, $y);	1784	$self->enter_map ($map, $x, $y);
1598	}	1785	}
…		…
1637	my ($self, $path, $x, $y) = @_;	1824	my ($self, $path, $x, $y) = @_;
1638		1825
1639	$self->enter_link;	1826	$self->enter_link;
1640		1827
1641	(async {	1828	(async {
1642	$path = new cf::path $path;
1643
1644	my $map = cf::map::find $path->as_string;	1829	my $map = cf::map::find $path;
1645	$map = $map->customise_for ($self) if $map;	1830	$map = $map->customise_for ($self) if $map;
1646		1831
1647	# warn "entering ", $map->path, " at ($x, $y)\n"	1832	# warn "entering ", $map->path, " at ($x, $y)\n"
1648	# if $map;	1833	# if $map;
1649		1834
1650	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1835	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1651		1836
1652	$self->leave_link ($map, $x, $y);	1837	$self->leave_link ($map, $x, $y);
1653	})->prio (1);	1838	})->prio (1);
1654	}	1839	}
1655		1840
…		…
1659		1844
1660	sub parse_random_map_params {	1845	sub parse_random_map_params {
1661	my ($spec) = @_;	1846	my ($spec) = @_;
1662		1847
1663	my $rmp = { # defaults	1848	my $rmp = { # defaults
1664	xsize => 10,	1849	xsize => (cf::rndm 15, 40),
1665	ysize => 10,	1850	ysize => (cf::rndm 15, 40),
		1851	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1852	#layout => string,
1666	};	1853	};
1667		1854
1668	for (split /\n/, $spec) {	1855	for (split /\n/, $spec) {
1669	my ($k, $v) = split /\s+/, $_, 2;	1856	my ($k, $v) = split /\s+/, $_, 2;
1670		1857
…		…
1674	$rmp	1861	$rmp
1675	}	1862	}
1676		1863
1677	sub prepare_random_map {	1864	sub prepare_random_map {
1678	my ($exit) = @_;	1865	my ($exit) = @_;
		1866
		1867	my $guard = cf::lock_acquire "exit_prepare:$exit";
1679		1868
1680	# all this does is basically replace the /! path by	1869	# all this does is basically replace the /! path by
1681	# a new random map path (?random/...) with a seed	1870	# a new random map path (?random/...) with a seed
1682	# that depends on the exit object	1871	# that depends on the exit object
1683		1872
…		…
1692		1881
1693	$rmp->{random_seed} ||= $exit->random_seed;	1882	$rmp->{random_seed} ||= $exit->random_seed;
1694		1883
1695	my $data = cf::to_json $rmp;	1884	my $data = cf::to_json $rmp;
1696	my $md5 = Digest::MD5::md5_hex $data;	1885	my $md5 = Digest::MD5::md5_hex $data;
		1886	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1697		1887
1698	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1888	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1699	aio_write $fh, 0, (length $data), $data, 0;	1889	aio_write $fh, 0, (length $data), $data, 0;
		1890	undef $fh;
		1891	aio_rename "$meta~", $meta;
1700		1892
1701	$exit->slaying ("?random/$md5");	1893	$exit->slaying ("?random/$md5");
1702	$exit->msg (undef);	1894	$exit->msg (undef);
1703	}	1895	}
1704	}	1896	}
…		…
1714	$self->deactivate_recursive; # just to be sure	1906	$self->deactivate_recursive; # just to be sure
1715	unless (eval {	1907	unless (eval {
1716	prepare_random_map $exit	1908	prepare_random_map $exit
1717	if $exit->slaying eq "/!";	1909	if $exit->slaying eq "/!";
1718		1910
1719	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1911	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1720	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1912	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1721		1913
1722	1;	1914	1;
1723	}) {	1915	}) {
1724	$self->message ("Something went wrong deep within the crossfire server. "	1916	$self->message ("Something went wrong deep within the crossfire server. "
1725	. "I'll try to bring you back to the map you were before. "	1917	. "I'll try to bring you back to the map you were before. "
1726	. "Please report this to the dungeon master",	1918	. "Please report this to the dungeon master!",
1727	cf::NDI_UNIQUE | cf::NDI_RED);	1919	cf::NDI_UNIQUE | cf::NDI_RED);
1728		1920
1729	warn "ERROR in enter_exit: $@";	1921	warn "ERROR in enter_exit: $@";
1730	$self->leave_link;	1922	$self->leave_link;
1731	}	1923	}
…		…
2014	sub db_sync() {	2206	sub db_sync() {
2015	db_save if $dirty;	2207	db_save if $dirty;
2016	undef $dirty;	2208	undef $dirty;
2017	}	2209	}
2018		2210
2019	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2211	my $idle = Event->idle (
2020	db_sync;	2212	reentrant => 0,
		2213	min => 10,
		2214	max => 20,
		2215	repeat => 0,
		2216	data => WF_AUTOCANCEL,
		2217	cb => \&db_sync,
2021	});	2218	);
2022		2219
2023	sub db_dirty() {	2220	sub db_dirty() {
2024	$dirty = 1;	2221	$dirty = 1;
2025	$idle->start;	2222	$idle->start;
2026	}	2223	}
…		…
2063	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2260	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2064	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	2261	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2065		2262
2066	if (exists $CFG{mlockall}) {	2263	if (exists $CFG{mlockall}) {
2067	eval {	2264	eval {
2068	$CFG{mlockall} ? &mlockall : &munlockall	2265	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2069	and die "WARNING: m(un)lockall failed: $!\n";	2266	and die "WARNING: m(un)lockall failed: $!\n";
2070	};	2267	};
2071	warn $@ if $@;	2268	warn $@ if $@;
2072	}	2269	}
2073	}	2270	}
2074		2271
2075	sub main {	2272	sub main {
2076	# we must not ever block the main coroutine	2273	# we must not ever block the main coroutine
2077	local $Coro::idle = sub {	2274	local $Coro::idle = sub {
2078	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2275	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2276	(async {
2079	async { Event::one_event };	2277	Event::one_event;
		2278	})->prio (Coro::PRIO_MAX);
2080	};	2279	};
2081		2280
2082	cfg_load;	2281	cfg_load;
2083	db_load;	2282	db_load;
2084	load_extensions;	2283	load_extensions;
		2284
		2285	$TICK_WATCHER->start;
2085	Event::loop;	2286	Event::loop;
2086	}	2287	}
2087		2288
2088	#############################################################################	2289	#############################################################################
2089	# initialisation	2290	# initialisation and cleanup
		2291
		2292	# install some emergency cleanup handlers
		2293	BEGIN {
		2294	for my $signal (qw(INT HUP TERM)) {
		2295	Event->signal (
		2296	reentrant => 0,
		2297	data => WF_AUTOCANCEL,
		2298	signal => $signal,
		2299	prio => 0,
		2300	cb => sub {
		2301	cf::cleanup "SIG$signal";
		2302	},
		2303	);
		2304	}
		2305	}
		2306
		2307	sub emergency_save() {
		2308	my $freeze_guard = cf::freeze_mainloop;
		2309
		2310	warn "enter emergency perl save\n";
		2311
		2312	cf::sync_job {
		2313	# use a peculiar iteration method to avoid tripping on perl
		2314	# refcount bugs in for. also avoids problems with players
		2315	# and maps saved/destroyed asynchronously.
		2316	warn "begin emergency player save\n";
		2317	for my $login (keys %cf::PLAYER) {
		2318	my $pl = $cf::PLAYER{$login} or next;
		2319	$pl->valid or next;
		2320	$pl->save;
		2321	}
		2322	warn "end emergency player save\n";
		2323
		2324	warn "begin emergency map save\n";
		2325	for my $path (keys %cf::MAP) {
		2326	my $map = $cf::MAP{$path} or next;
		2327	$map->valid or next;
		2328	$map->save;
		2329	}
		2330	warn "end emergency map save\n";
		2331	};
		2332
		2333	warn "leave emergency perl save\n";
		2334	}
2090		2335
2091	sub reload() {	2336	sub reload() {
2092	# can/must only be called in main	2337	# can/must only be called in main
2093	if ($Coro::current != $Coro::main) {	2338	if ($Coro::current != $Coro::main) {
2094	warn "can only reload from main coroutine\n";	2339	warn "can only reload from main coroutine";
2095	return;	2340	return;
2096	}	2341	}
2097		2342
2098	warn "reloading...";	2343	warn "reloading...";
2099		2344
2100	my $guard = freeze_mainloop;	2345	warn "cancelling server ticker";
		2346	$TICK_WATCHER->cancel;
		2347
2101	cf::emergency_save;	2348	cf::emergency_save;
2102		2349
2103	eval {	2350	eval {
2104	# if anything goes wrong in here, we should simply crash as we already saved	2351	# if anything goes wrong in here, we should simply crash as we already saved
2105		2352
2106	# cancel all watchers	2353	warn "syncing database to disk";
		2354	cf::db_sync;
		2355
		2356	warn "cancelling all WF_AUTOCANCEL watchers";
2107	for (Event::all_watchers) {	2357	for (Event::all_watchers) {
2108	$_->cancel if $_->data & WF_AUTOCANCEL;	2358	$_->cancel if $_->data & WF_AUTOCANCEL;
2109	}	2359	}
2110		2360
		2361	warn "flushing outstanding aio requests";
		2362	for (;;) {
		2363	IO::AIO::flush;
		2364	Coro::cede;
		2365	last unless IO::AIO::nreqs;
		2366	warn "iterate...";
		2367	}
		2368
2111	# cancel all extension coros	2369	warn "cancelling all extension coros";
2112	$_->cancel for values %EXT_CORO;	2370	$_->cancel for values %EXT_CORO;
2113	%EXT_CORO = ();	2371	%EXT_CORO = ();
2114		2372
2115	# unload all extensions	2373	warn "removing commands";
2116	for (@exts) {	2374	%COMMAND = ();
		2375
		2376	warn "removing ext commands";
		2377	%EXTCMD = ();
		2378
		2379	warn "unloading/nuking all extensions";
		2380	for my $pkg (@EXTS) {
2117	warn "unloading <$_>";	2381	warn "... unloading $pkg";
2118	unload_extension $_;	2382
		2383	if (my $cb = $pkg->can ("unload")) {
		2384	eval {
		2385	$cb->($pkg);
		2386	1
		2387	} or warn "$pkg unloaded, but with errors: $@";
2119	}	2388	}
2120		2389
		2390	warn "... nuking $pkg";
		2391	Symbol::delete_package $pkg;
		2392	}
		2393
2121	# unload all modules loaded from $LIBDIR	2394	warn "unloading all perl modules loaded from $LIBDIR";
2122	while (my ($k, $v) = each %INC) {	2395	while (my ($k, $v) = each %INC) {
2123	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2396	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2124		2397
2125	warn "removing <$k>";	2398	warn "... unloading $k";
2126	delete $INC{$k};	2399	delete $INC{$k};
2127		2400
2128	$k =~ s/\.pm$//;	2401	$k =~ s/\.pm$//;
2129	$k =~ s/\//::/g;	2402	$k =~ s/\//::/g;
2130		2403
…		…
2133	}	2406	}
2134		2407
2135	Symbol::delete_package $k;	2408	Symbol::delete_package $k;
2136	}	2409	}
2137		2410
2138	# sync database to disk
2139	cf::db_sync;
2140	IO::AIO::flush;
2141
2142	# get rid of safe::, as good as possible	2411	warn "getting rid of safe::, as good as possible";
2143	Symbol::delete_package "safe::$_"	2412	Symbol::delete_package "safe::$_"
2144	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2413	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2145		2414
2146	# remove register_script_function callbacks
2147	# TODO
2148
2149	# unload cf.pm "a bit"	2415	warn "unloading cf.pm \"a bit\"";
2150	delete $INC{"cf.pm"};	2416	delete $INC{"cf.pm"};
2151		2417
2152	# don't, removes xs symbols, too,	2418	# don't, removes xs symbols, too,
2153	# and global variables created in xs	2419	# and global variables created in xs
2154	#Symbol::delete_package __PACKAGE__;	2420	#Symbol::delete_package __PACKAGE__;
2155		2421
2156	# reload cf.pm	2422	warn "unload completed, starting to reload now";
		2423
2157	warn "reloading cf.pm";	2424	warn "reloading cf.pm";
2158	require cf;	2425	require cf;
2159	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2426	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2160		2427
2161	# load config and database again	2428	warn "loading config and database again";
2162	cf::cfg_load;	2429	cf::cfg_load;
2163	cf::db_load;	2430	cf::db_load;
2164		2431
2165	# load extensions
2166	warn "load extensions";	2432	warn "loading extensions";
2167	cf::load_extensions;	2433	cf::load_extensions;
2168		2434
2169	# reattach attachments to objects	2435	warn "reattaching attachments to objects/players";
2170	warn "reattach";
2171	_global_reattach;	2436	_global_reattach;
		2437	warn "reattaching attachments to maps";
		2438	reattach $_ for values %MAP;
		2439
		2440	warn "restarting server ticker";
		2441
		2442	$TICK_WATCHER->start;
2172	};	2443	};
2173		2444
2174	if ($@) {	2445	if ($@) {
2175	warn $@;	2446	warn $@;
2176	warn "error while reloading, exiting.";	2447	warn "error while reloading, exiting.";
2177	exit 1;	2448	exit 1;
2178	}	2449	}
2179		2450
2180	warn "reloaded successfully";	2451	warn "reloaded";
2181	};	2452	};
2182		2453
2183	#############################################################################	2454	our $RELOAD_WATCHER; # used only during reload
2184
2185	unless ($LINK_MAP) {
2186	$LINK_MAP = cf::map::new;
2187
2188	$LINK_MAP->width (41);
2189	$LINK_MAP->height (41);
2190	$LINK_MAP->alloc;
2191	$LINK_MAP->path ("{link}");
2192	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2193	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2194
2195	# dirty hack because... archetypes are not yet loaded
2196	Event->timer (
2197	after => 10,
2198	cb => sub {
2199	$_[0]->w->cancel;
2200
2201	# provide some exits "home"
2202	my $exit = cf::object::new "exit";
2203
2204	$exit->slaying ($EMERGENCY_POSITION->[0]);
2205	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2206	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2207
2208	$LINK_MAP->insert ($exit->clone, 19, 19);
2209	$LINK_MAP->insert ($exit->clone, 19, 20);
2210	$LINK_MAP->insert ($exit->clone, 19, 21);
2211	$LINK_MAP->insert ($exit->clone, 20, 19);
2212	$LINK_MAP->insert ($exit->clone, 20, 21);
2213	$LINK_MAP->insert ($exit->clone, 21, 19);
2214	$LINK_MAP->insert ($exit->clone, 21, 20);
2215	$LINK_MAP->insert ($exit->clone, 21, 21);
2216
2217	$exit->destroy;
2218	});
2219
2220	$LINK_MAP->{deny_save} = 1;
2221	$LINK_MAP->{deny_reset} = 1;
2222
2223	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2224	}
2225
2226	register "<global>", __PACKAGE__;
2227		2455
2228	register_command "reload" => sub {	2456	register_command "reload" => sub {
2229	my ($who, $arg) = @_;	2457	my ($who, $arg) = @_;
2230		2458
2231	if ($who->flag (FLAG_WIZ)) {	2459	if ($who->flag (FLAG_WIZ)) {
2232	$who->message ("start of reload.");	2460	$who->message ("reloading server.");
		2461
		2462	# doing reload synchronously and two reloads happen back-to-back,
		2463	# coro crashes during coro_state_free->destroy here.
		2464
		2465	$RELOAD_WATCHER ||= Event->timer (
		2466	reentrant => 0,
		2467	after => 0,
		2468	data => WF_AUTOCANCEL,
		2469	cb => sub {
2233	reload;	2470	reload;
2234	$who->message ("end of reload.");	2471	undef $RELOAD_WATCHER;
		2472	},
		2473	);
2235	}	2474	}
2236	};	2475	};
2237		2476
2238	unshift @INC, $LIBDIR;	2477	unshift @INC, $LIBDIR;
		2478
		2479	my $bug_warning = 0;
2239		2480
2240	$TICK_WATCHER = Event->timer (	2481	$TICK_WATCHER = Event->timer (
2241	reentrant => 0,	2482	reentrant => 0,
		2483	parked => 1,
2242	prio => 0,	2484	prio => 0,
2243	at => $NEXT_TICK || $TICK,	2485	at => $NEXT_TICK || $TICK,
2244	data => WF_AUTOCANCEL,	2486	data => WF_AUTOCANCEL,
2245	cb => sub {	2487	cb => sub {
		2488	if ($Coro::current != $Coro::main) {
		2489	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2490	unless ++$bug_warning > 10;
		2491	return;
		2492	}
		2493
		2494	$NOW = Event::time;
		2495
2246	cf::server_tick; # one server iteration	2496	cf::server_tick; # one server iteration
2247	$RUNTIME += $TICK;	2497	$RUNTIME += $TICK;
2248	$NEXT_TICK += $TICK;	2498	$NEXT_TICK += $TICK;
		2499
		2500	$WAIT_FOR_TICK->broadcast;
		2501	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2502
		2503	Event::sweep;
		2504	Coro::cede_notself;
		2505
		2506	# my $AFTER = Event::time;
		2507	# warn $AFTER - $NOW;#d#
2249		2508
2250	# if we are delayed by four ticks or more, skip them all	2509	# if we are delayed by four ticks or more, skip them all
2251	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2510	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2252		2511
2253	$TICK_WATCHER->at ($NEXT_TICK);	2512	$TICK_WATCHER->at ($NEXT_TICK);
2254	$TICK_WATCHER->start;	2513	$TICK_WATCHER->start;
2255	},	2514	},
2256	);	2515	);
2257		2516
2258	IO::AIO::max_poll_time $TICK * 0.2;	2517	IO::AIO::max_poll_time $TICK * 0.1;
2259		2518
2260	Event->io (	2519	undef $Coro::AIO::WATCHER;
		2520	$AIO_POLL_WATCHER = Event->io (
		2521	reentrant => 0,
2261	fd => IO::AIO::poll_fileno,	2522	fd => IO::AIO::poll_fileno,
2262	poll => 'r',	2523	poll => 'r',
2263	prio => 5,	2524	prio => 6,
2264	data => WF_AUTOCANCEL,	2525	data => WF_AUTOCANCEL,
2265	cb => \&IO::AIO::poll_cb,	2526	cb => \&IO::AIO::poll_cb,
2266	);	2527	);
2267		2528
2268	Event->timer (	2529	$WRITE_RUNTIME_WATCHER = Event->timer (
		2530	reentrant => 0,
2269	data => WF_AUTOCANCEL,	2531	data => WF_AUTOCANCEL,
2270	after => 0,	2532	after => 1,
2271	interval => 10,	2533	interval => 10,
2272	cb => sub {	2534	prio => 6, # keep it lowest so it acts like a watchdog
2273	(Coro::unblock_sub {	2535	cb => Coro::unblock_sub {
2274	write_runtime	2536	write_runtime
2275	or warn "ERROR: unable to write runtime file: $!";	2537	or warn "ERROR: unable to write runtime file: $!";
2276	})->();
2277	},	2538	},
2278	);	2539	);
2279		2540
2280	END { cf::emergency_save }	2541	END { cf::emergency_save }
2281		2542

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