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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.140 by root, Fri Jan 5 20:04:02 2007 UTC vs.
Revision 1.196 by root, Sat Jan 27 23:59:29 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 2.31 ();	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
		59	our %PLAYER; # all users
52	our %MAP; # all maps	60	our %MAP; # all maps
53	our $LINK_MAP; # the special {link} map	61	our $LINK_MAP; # the special {link} map, which is always available
54	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
55	our %EXT_CORO;	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
56		69
57	binmode STDOUT;	70	binmode STDOUT;
58	binmode STDERR;	71	binmode STDERR;
59		72
60	# read virtual server time, if available	73	# read virtual server time, if available
…		…
68	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
69	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
70	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
71	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
72		85
73	# a special map that is always available
74	our $LINK_MAP;
75	our $EMERGENCY_POSITION;	86	our $EMERGENCY_POSITION;
76		87
77	#############################################################################	88	#############################################################################
78		89
79	=head2 GLOBAL VARIABLES	90	=head2 GLOBAL VARIABLES
…		…
104		115
105	=item %cf::CFG	116	=item %cf::CFG
106		117
107	Configuration for the server, loaded from C</etc/crossfire/config>, or	118	Configuration for the server, loaded from C</etc/crossfire/config>, or
108	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.
109		127
110	=back	128	=back
111		129
112	=cut	130	=cut
113		131
…		…
117	utf8::encode $msg;	135	utf8::encode $msg;
118		136
119	$msg .= "\n"	137	$msg .= "\n"
120	unless $msg =~ /\n$/;	138	unless $msg =~ /\n$/;
121		139
122	LOG llevError, "cfperl: $msg";	140	LOG llevError, $msg;
123	};	141	};
124	}	142	}
125		143
126	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	144	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
127	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	145	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
145		163
146	$Event::DIED = sub {	164	$Event::DIED = sub {
147	warn "error in event callback: @_";	165	warn "error in event callback: @_";
148	};	166	};
149		167
150	my %ext_pkg;
151	my @exts;
152	my @hook;
153
154	=head2 UTILITY FUNCTIONS	168	=head2 UTILITY FUNCTIONS
155		169
156	=over 4	170	=over 4
157		171
		172	=item dumpval $ref
		173
158	=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	}
159		194
160	use JSON::Syck (); # TODO# replace by JSON::PC once working	195	use JSON::Syck (); # TODO# replace by JSON::PC once working
161		196
162	=item $ref = cf::from_json $json	197	=item $ref = cf::from_json $json
163		198
…		…
224	}	259	}
225		260
226	sub freeze_mainloop {	261	sub freeze_mainloop {
227	return unless $TICK_WATCHER->is_active;	262	return unless $TICK_WATCHER->is_active;
228		263
229	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;
230	$TICK_WATCHER->stop;	269	$TICK_WATCHER->stop;
231	$guard	270	$guard
232	}	271	}
233		272
234	=item cf::async { BLOCK }	273	=item cf::async { BLOCK }
…		…
273	warn $@ if $@;	312	warn $@ if $@;
274	undef $busy;	313	undef $busy;
275	})->prio (Coro::PRIO_MAX);	314	})->prio (Coro::PRIO_MAX);
276		315
277	while ($busy) {	316	while ($busy) {
278	unless (Coro::cede) {	317	Coro::cede or Event::one_event;
279	Coro::nready ? Event::one_event 0 : Event::one_event;
280	Coro::cede_notself unless Coro::cede;
281	}
282	}	318	}
283		319
284	wantarray ? @res : $res[0]	320	wantarray ? @res : $res[0]
285	} else {	321	} else {
286	# we are in another coroutine, how wonderful, everything just works	322	# we are in another coroutine, how wonderful, everything just works
…		…
289	}	325	}
290	}	326	}
291		327
292	=item $coro = cf::async_ext { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
293		329
294	Like async, but this coro is automcatially being canceled when the	330	Like async, but this coro is automatically being canceled when the
295	extension calling this is being unloaded.	331	extension calling this is being unloaded.
296		332
297	=cut	333	=cut
298		334
299	sub async_ext(&) {	335	sub async_ext(&) {
…		…
313	my $runtime = cf::localdir . "/runtime";	349	my $runtime = cf::localdir . "/runtime";
314		350
315	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	351	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
316	or return;	352	or return;
317		353
		354	my $value = $cf::RUNTIME + 90 + 10;
318	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
319	(aio_write $fh, 0, (length $value), $value, 0) <= 0	358	(aio_write $fh, 0, (length $value), $value, 0) <= 0
320	and return;	359	and return;
321		360
322	aio_fsync $fh	361	aio_fsync $fh
323	and return;	362	and return;
…		…
332	}	371	}
333		372
334	=back	373	=back
335		374
336	=cut	375	=cut
337
338	#############################################################################
339
340	package cf::path;
341
342	sub new {
343	my ($class, $path, $base) = @_;
344
345	$path = $path->as_string if ref $path;
346
347	my $self = bless { }, $class;
348
349	# {... are special paths that are not touched
350	# ?xxx/... are special absolute paths
351	# ?random/... random maps
352	# /! non-realised random map exit
353	# /... normal maps
354	# ~/... per-player maps without a specific player (DO NOT USE)
355	# ~user/... per-player map of a specific user
356
357	if ($path =~ /^{/) {
358	# fine as it is
359	} elsif ($path =~ s{^\?random/}{}) {
360	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
361	$self->{random} = cf::from_json $data;
362	} else {
363	if ($path =~ s{^~([^/]+)?}{}) {
364	$self->{user_rel} = 1;
365
366	if (defined $1) {
367	$self->{user} = $1;
368	} elsif ($base =~ m{^~([^/]+)/}) {
369	$self->{user} = $1;
370	} else {
371	warn "cannot resolve user-relative path without user <$path,$base>\n";
372	}
373	} elsif ($path =~ /^\//) {
374	# already absolute
375	} else {
376	$base =~ s{[^/]+/?$}{};
377	return $class->new ("$base/$path");
378	}
379
380	for ($path) {
381	redo if s{/\.?/}{/};
382	redo if s{/[^/]+/\.\./}{/};
383	}
384	}
385
386	$self->{path} = $path;
387
388	$self
389	}
390
391	# the name / primary key / in-game path
392	sub as_string {
393	my ($self) = @_;
394
395	$self->{user_rel} ? "~$self->{user}$self->{path}"
396	: $self->{random} ? "?random/$self->{path}"
397	: $self->{path}
398	}
399
400	# the displayed name, this is a one way mapping
401	sub visible_name {
402	my ($self) = @_;
403
404	# if (my $rmp = $self->{random}) {
405	# # todo: be more intelligent about this
406	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
407	# } else {
408	$self->as_string
409	# }
410	}
411
412	# escape the /'s in the path
413	sub _escaped_path {
414	# ∕ is U+2215
415	(my $path = $_[0]{path}) =~ s/\//∕/g;
416	$path
417	}
418
419	# the original (read-only) location
420	sub load_path {
421	my ($self) = @_;
422
423	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
424	}
425
426	# the temporary/swap location
427	sub save_path {
428	my ($self) = @_;
429
430	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
431	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
432	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
433	}
434
435	# the unique path, might be eq to save_path
436	sub uniq_path {
437	my ($self) = @_;
438
439	$self->{user_rel} || $self->{random}
440	? undef
441	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
442	}
443
444	# return random map parameters, or undef
445	sub random_map_params {
446	my ($self) = @_;
447
448	$self->{random}
449	}
450
451	# this is somewhat ugly, but style maps do need special treatment
452	sub is_style_map {
453	$_[0]{path} =~ m{^/styles/}
454	}
455
456	package cf;
457		376
458	#############################################################################	377	#############################################################################
459		378
460	=head2 ATTACHABLE OBJECTS	379	=head2 ATTACHABLE OBJECTS
461		380
…		…
587	our @CB_TYPE = (); # registry for type (cf-object class) based events	506	our @CB_TYPE = (); # registry for type (cf-object class) based events
588	our @CB_MAP = ();	507	our @CB_MAP = ();
589		508
590	my %attachment;	509	my %attachment;
591		510
		511	sub cf::attachable::thawer_merge {
		512	# simply override everything except _meta
		513	local $_[0]{_meta};
		514	%{$_[0]} = %{$_[1]};
		515	}
		516
592	sub _attach_cb($$$$) {	517	sub _attach_cb($$$$) {
593	my ($registry, $event, $prio, $cb) = @_;	518	my ($registry, $event, $prio, $cb) = @_;
594		519
595	use sort 'stable';	520	use sort 'stable';
596		521
…		…
767	# object support	692	# object support
768		693
769	sub reattach {	694	sub reattach {
770	# basically do the same as instantiate, without calling instantiate	695	# basically do the same as instantiate, without calling instantiate
771	my ($obj) = @_;	696	my ($obj) = @_;
		697
		698	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
772		699
773	my $registry = $obj->registry;	700	my $registry = $obj->registry;
774		701
775	@$registry = ();	702	@$registry = ();
776		703
…		…
908	=cut	835	=cut
909		836
910	sub register_extcmd {	837	sub register_extcmd {
911	my ($name, $cb) = @_;	838	my ($name, $cb) = @_;
912		839
913	my $caller = caller;
914	#warn "registering extcmd '$name' to '$caller'";
915
916	$EXTCMD{$name} = [$cb, $caller];	840	$EXTCMD{$name} = $cb;
917	}	841	}
918		842
919	cf::player->attach (	843	cf::player->attach (
920	on_command => sub {	844	on_command => sub {
921	my ($pl, $name, $params) = @_;	845	my ($pl, $name, $params) = @_;
…		…
934		858
935	my $msg = eval { from_json $buf };	859	my $msg = eval { from_json $buf };
936		860
937	if (ref $msg) {	861	if (ref $msg) {
938	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	862	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
939	if (my %reply = $cb->[0]->($pl, $msg)) {	863	if (my %reply = $cb->($pl, $msg)) {
940	$pl->ext_reply ($msg->{msgid}, %reply);	864	$pl->ext_reply ($msg->{msgid}, %reply);
941	}	865	}
942	}	866	}
943	} else {	867	} else {
944	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	868	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
946		870
947	cf::override;	871	cf::override;
948	},	872	},
949	);	873	);
950		874
951	sub register {
952	my ($base, $pkg) = @_;
953
954	#TODO
955	}
956
957	sub load_extension {	875	sub load_extension {
958	my ($path) = @_;	876	my ($path) = @_;
959		877
960	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	878	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
961	my $base = $1;	879	my $base = $1;
962	my $pkg = $1;	880	my $pkg = $1;
963	$pkg =~ s/[^[:word:]]/_/g;	881	$pkg =~ s/[^[:word:]]/_/g;
964	$pkg = "ext::$pkg";	882	$pkg = "ext::$pkg";
965		883
966	warn "loading '$path' into '$pkg'\n";	884	warn "... loading '$path' into '$pkg'\n";
967		885
968	open my $fh, "<:utf8", $path	886	open my $fh, "<:utf8", $path
969	or die "$path: $!";	887	or die "$path: $!";
970		888
971	my $source =	889	my $source =
972	"package $pkg; use strict; use utf8;\n"	890	"package $pkg; use strict; use utf8;\n"
973	. "#line 1 \"$path\"\n{\n"	891	. "#line 1 \"$path\"\n{\n"
974	. (do { local $/; <$fh> })	892	. (do { local $/; <$fh> })
975	. "\n};\n1";	893	. "\n};\n1";
976		894
977	eval $source	895	unless (eval $source) {
978	or die $@ ? "$path: $@\n"	896	my $msg = $@ ? "$path: $@\n"
979	: "extension disabled.\n";	897	: "extension disabled.\n";
980		898	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
981	push @exts, $pkg;	899	warn $@;
982	$ext_pkg{$base} = $pkg;	900	warn "mandatory extension failed to load, exiting.\n";
983		901	exit 1;
984	# no strict 'refs';	902	}
985	# @{"$pkg\::ISA"} = ext::;	903	die $@;
986
987	register $base, $pkg;
988	}
989
990	sub unload_extension {
991	my ($pkg) = @_;
992
993	warn "removing extension $pkg\n";
994
995	# remove hooks
996	#TODO
997	# for my $idx (0 .. $#PLUGIN_EVENT) {
998	# delete $hook[$idx]{$pkg};
999	# }	904	}
1000		905
1001	# remove commands	906	push @EXTS, $pkg;
1002	for my $name (keys %COMMAND) {
1003	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1004
1005	if (@cb) {
1006	$COMMAND{$name} = \@cb;
1007	} else {
1008	delete $COMMAND{$name};
1009	}
1010	}
1011
1012	# remove extcmds
1013	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1014	delete $EXTCMD{$name};
1015	}
1016
1017	if (my $cb = $pkg->can ("unload")) {
1018	eval {
1019	$cb->($pkg);
1020	1
1021	} or warn "$pkg unloaded, but with errors: $@";
1022	}
1023
1024	Symbol::delete_package $pkg;
1025	}	907	}
1026		908
1027	sub load_extensions {	909	sub load_extensions {
1028	for my $ext (<$LIBDIR/*.ext>) {	910	for my $ext (<$LIBDIR/*.ext>) {
1029	next unless -r $ext;	911	next unless -r $ext;
…		…
1033	} or warn "$ext not loaded: $@";	915	} or warn "$ext not loaded: $@";
1034	}	916	}
1035	}	917	}
1036		918
1037	#############################################################################	919	#############################################################################
1038	# load/save/clean perl data associated with a map
1039
1040	*cf::mapsupport::on_clean = sub {
1041	my ($map) = @_;
1042
1043	my $path = $map->tmpname;
1044	defined $path or return;
1045
1046	unlink "$path.pst";
1047	};
1048
1049	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1050
1051	#############################################################################
1052	# load/save perl data associated with player->ob objects
1053
1054	sub all_objects(@) {
1055	@_, map all_objects ($_->inv), @_
1056	}
1057
1058	# TODO: compatibility cruft, remove when no longer needed
1059	cf::player->attach (
1060	on_load => sub {
1061	my ($pl, $path) = @_;
1062
1063	for my $o (all_objects $pl->ob) {
1064	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1065	$o->set_ob_key_value ("_perl_data");
1066
1067	%$o = %{ Storable::thaw pack "H*", $value };
1068	}
1069	}
1070	},
1071	);
1072
1073	#############################################################################
1074		920
1075	=head2 CORE EXTENSIONS	921	=head2 CORE EXTENSIONS
1076		922
1077	Functions and methods that extend core crossfire objects.	923	Functions and methods that extend core crossfire objects.
1078		924
		925	=cut
		926
		927	package cf::player;
		928
		929	use Coro::AIO;
		930
1079	=head3 cf::player	931	=head3 cf::player
1080		932
1081	=over 4	933	=over 4
1082		934
1083	=item cf::player::exists $login	935	=item cf::player::find $login
1084		936
1085	Returns true when the given account exists.	937	Returns the given player object, loading it if necessary (might block).
1086		938
1087	=cut	939	=cut
1088		940
1089	sub cf::player::exists($) {	941	sub playerdir($) {
1090	cf::player::find $_[0]	942	cf::localdir
1091	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	943	. "/"
		944	. cf::playerdir
		945	. "/"
		946	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		947	}
		948
		949	sub path($) {
		950	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		951
		952	(playerdir $login) . "/$login.pl"
		953	}
		954
		955	sub find_active($) {
		956	$cf::PLAYER{$_[0]}
		957	and $cf::PLAYER{$_[0]}->active
		958	and $cf::PLAYER{$_[0]}
		959	}
		960
		961	sub exists($) {
		962	my ($login) = @_;
		963
		964	$cf::PLAYER{$login}
		965	or cf::sync_job { !aio_stat path $login }
		966	}
		967
		968	sub find($) {
		969	return $cf::PLAYER{$_[0]} || do {
		970	my $login = $_[0];
		971
		972	my $guard = cf::lock_acquire "user_find:$login";
		973
		974	$cf::PLAYER{$_[0]} || do {
		975	my $pl = load_pl path $login
		976	or return;
		977	$cf::PLAYER{$login} = $pl
		978	}
		979	}
		980	}
		981
		982	sub save($) {
		983	my ($pl) = @_;
		984
		985	return if $pl->{deny_save};
		986
		987	my $path = path $pl;
		988	my $guard = cf::lock_acquire "user_save:$path";
		989
		990	return if $pl->{deny_save};
		991
		992	aio_mkdir playerdir $pl, 0770;
		993	$pl->{last_save} = $cf::RUNTIME;
		994
		995	$pl->save_pl ($path);
		996	Coro::cede;
		997	}
		998
		999	sub new($) {
		1000	my ($login) = @_;
		1001
		1002	my $self = create;
		1003
		1004	$self->ob->name ($login);
		1005	$self->{deny_save} = 1;
		1006
		1007	$cf::PLAYER{$login} = $self;
		1008
		1009	$self
		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
		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
1092	}	1088	}
1093		1089
1094	=item $player->ext_reply ($msgid, $msgtype, %msg)	1090	=item $player->ext_reply ($msgid, $msgtype, %msg)
1095		1091
1096	Sends an ext reply to the player.	1092	Sends an ext reply to the player.
1097		1093
1098	=cut	1094	=cut
1099		1095
1100	sub cf::player::ext_reply($$$%) {	1096	sub ext_reply($$$%) {
1101	my ($self, $id, %msg) = @_;	1097	my ($self, $id, %msg) = @_;
1102		1098
1103	$msg{msgid} = $id;	1099	$msg{msgid} = $id;
1104		1100
1105	$self->send ("ext " . to_json \%msg);	1101	$self->send ("ext " . cf::to_json \%msg);
1106	}	1102	}
		1103
		1104	package cf;
1107		1105
1108	=back	1106	=back
1109		1107
1110		1108
1111	=head3 cf::map	1109	=head3 cf::map
…		…
1117	package cf::map;	1115	package cf::map;
1118		1116
1119	use Fcntl;	1117	use Fcntl;
1120	use Coro::AIO;	1118	use Coro::AIO;
1121		1119
		1120	use overload
		1121	'""' => \&as_string,
		1122	fallback => 1;
		1123
1122	our $MAX_RESET = 3600;	1124	our $MAX_RESET = 3600;
1123	our $DEFAULT_RESET = 3000;	1125	our $DEFAULT_RESET = 3000;
1124		1126
1125	sub generate_random_map {	1127	sub generate_random_map {
1126	my ($path, $rmp) = @_;	1128	my ($self, $rmp) = @_;
1127
1128	# mit "rum" bekleckern, nicht	1129	# mit "rum" bekleckern, nicht
1129	cf::map::_create_random_map	1130	$self->_create_random_map (
1130	$path,
1131	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1131	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1132	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1132	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1133	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1133	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1134	$rmp->{exit_on_final_map},	1134	$rmp->{exit_on_final_map},
1135	$rmp->{xsize}, $rmp->{ysize},	1135	$rmp->{xsize}, $rmp->{ysize},
1136	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1136	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1137	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1137	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1138	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1138	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1139	$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},
1140	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1140	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1141	(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
1142	}	1270	}
1143		1271
1144	# and all this just because we cannot iterate over	1272	# and all this just because we cannot iterate over
1145	# all maps in C++...	1273	# all maps in C++...
1146	sub change_all_map_light {	1274	sub change_all_map_light {
…		…
1148		1276
1149	$_->change_map_light ($change)	1277	$_->change_map_light ($change)
1150	for grep $_->outdoor, values %cf::MAP;	1278	for grep $_->outdoor, values %cf::MAP;
1151	}	1279	}
1152		1280
		1281	sub unlink_save {
		1282	my ($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
1153	sub try_load_header($) {	1289	sub load_header_from($) {
1154	my ($path) = @_;	1290	my ($self, $path) = @_;
1155		1291
1156	utf8::encode $path;	1292	utf8::encode $path;
1157	aio_open $path, O_RDONLY, 0	1293	aio_open $path, O_RDONLY, 0
1158	or return;	1294	or return;
1159		1295
1160	my $map = cf::map::new	1296	$self->_load_header ($path)
1161	or return;	1297	or return;
1162		1298
1163	# for better error messages only, will be overwritten	1299	$self->{load_path} = $path;
1164	$map->path ($path);
1165		1300
1166	$map->load_header ($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
1167	or return;	1342	or return;
		1343	$self->prepare_orig;
		1344	}
1168		1345
1169	$map->{load_path} = $path;	1346	1
1170
1171	$map
1172	}	1347	}
1173		1348
1174	sub find;	1349	sub find;
1175	sub find {	1350	sub find {
1176	my ($path, $origin) = @_;	1351	my ($path, $origin) = @_;
1177		1352
1178	#warn "find<$path,$origin>\n";#d#
1179
1180	$path = new cf::path $path, $origin && $origin->path;	1353	$path = normalise $path, $origin && $origin->path;
1181	my $key = $path->as_string;
1182		1354
1183	cf::lock_wait "map_find:$key";	1355	cf::lock_wait "map_find:$path";
1184		1356
1185	$cf::MAP{$key} || do {	1357	$cf::MAP{$path} || do {
1186	my $guard = cf::lock_acquire "map_find:$key";	1358	my $guard = cf::lock_acquire "map_find:$path";
1187		1359	my $map = new_from_path cf::map $path
1188	# do it the slow way
1189	my $map = try_load_header $path->save_path;
1190
1191	Coro::cede;
1192
1193	if ($map) {
1194	$map->last_access ((delete $map->{last_access})
1195	|| $cf::RUNTIME); #d#
1196	# safety
1197	$map->{instantiate_time} = $cf::RUNTIME
1198	if $map->{instantiate_time} > $cf::RUNTIME;
1199	} else {
1200	if (my $rmp = $path->random_map_params) {
1201	$map = generate_random_map $key, $rmp;
1202	} else {
1203	$map = try_load_header $path->load_path;
1204	}
1205
1206	$map or return;	1360	or return;
1207		1361
1208	$map->{load_original} = 1;
1209	$map->{instantiate_time} = $cf::RUNTIME;
1210	$map->last_access ($cf::RUNTIME);
1211	$map->instantiate;
1212
1213	# per-player maps become, after loading, normal maps
1214	$map->per_player (0) if $path->{user_rel};
1215	}
1216
1217	$map->path ($key);
1218	$map->{path} = $path;
1219	$map->{last_save} = $cf::RUNTIME;	1362	$map->{last_save} = $cf::RUNTIME;
1220		1363
1221	Coro::cede;	1364	$map->load_header
		1365	or return;
1222		1366
1223	if ($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;
1224	$map->reset;	1370	$map->reset;
1225	undef $guard;	1371	undef $guard;
1226	$map = find $path	1372	return find $path;
1227	or return;
1228	}	1373	}
1229		1374
1230	$cf::MAP{$key} = $map	1375	$cf::MAP{$path} = $map
1231	}	1376	}
1232	}	1377	}
		1378
		1379	sub pre_load { }
		1380	sub post_load { }
1233		1381
1234	sub load {	1382	sub load {
1235	my ($self) = @_;	1383	my ($self) = @_;
1236		1384
		1385	local $self->{deny_reset} = 1; # loading can take a long time
		1386
1237	my $path = $self->{path};	1387	my $path = $self->{path};
1238	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1388	my $guard = cf::lock_acquire "map_load:$path";
1239		1389
1240	return if $self->in_memory != cf::MAP_SWAPPED;	1390	return if $self->in_memory != cf::MAP_SWAPPED;
1241		1391
1242	$self->in_memory (cf::MAP_LOADING);	1392	$self->in_memory (cf::MAP_LOADING);
1243		1393
1244	$self->alloc;	1394	$self->alloc;
		1395
		1396	$self->pre_load;
		1397
1245	$self->load_objects ($self->{load_path}, 1)	1398	$self->_load_objects ($self->{load_path}, 1)
1246	or return;	1399	or return;
1247		1400
1248	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1401	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1249	if delete $self->{load_original};	1402	if delete $self->{load_original};
1250		1403
1251	if (my $uniq = $path->uniq_path) {	1404	if (my $uniq = $self->uniq_path) {
1252	utf8::encode $uniq;	1405	utf8::encode $uniq;
1253	if (aio_open $uniq, O_RDONLY, 0) {	1406	if (aio_open $uniq, O_RDONLY, 0) {
1254	$self->clear_unique_items;	1407	$self->clear_unique_items;
1255	$self->load_objects ($uniq, 0);	1408	$self->_load_objects ($uniq, 0);
1256	}	1409	}
1257	}	1410	}
1258		1411
1259	Coro::cede;	1412	Coro::cede;
1260		1413
1261	# now do the right thing for maps	1414	# now do the right thing for maps
1262	$self->link_multipart_objects;	1415	$self->link_multipart_objects;
1263		1416
1264	if ($self->{path}->is_style_map) {	1417	unless ($self->{deny_activate}) {
1265	$self->{deny_save} = 1;	1418	$self->decay_objects;
1266	$self->{deny_reset} = 1;
1267	} else {
1268	$self->fix_auto_apply;	1419	$self->fix_auto_apply;
1269	$self->decay_objects;
1270	$self->update_buttons;	1420	$self->update_buttons;
		1421	Coro::cede;
1271	$self->set_darkness_map;	1422	$self->set_darkness_map;
1272	$self->difficulty ($self->estimate_difficulty)	1423	$self->difficulty ($self->estimate_difficulty)
1273	unless $self->difficulty;	1424	unless $self->difficulty;
		1425	Coro::cede;
1274	$self->activate;	1426	$self->activate;
1275	}	1427	}
1276		1428
1277	Coro::cede;	1429	$self->post_load;
1278		1430
1279	$self->in_memory (cf::MAP_IN_MEMORY);	1431	$self->in_memory (cf::MAP_IN_MEMORY);
		1432	}
		1433
		1434	sub customise_for {
		1435	my ($self, $ob) = @_;
		1436
		1437	return find "~" . $ob->name . "/" . $self->{path}
		1438	if $self->per_player;
		1439
		1440	$self
		1441	}
		1442
		1443	# find and load all maps in the 3x3 area around a map
		1444	sub load_diag {
		1445	my ($map) = @_;
		1446
		1447	my @diag; # diagonal neighbours
		1448
		1449	for (0 .. 3) {
		1450	my $neigh = $map->tile_path ($_)
		1451	or next;
		1452	$neigh = find $neigh, $map
		1453	or next;
		1454	$neigh->load;
		1455
		1456	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1457	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1458	}
		1459
		1460	for (@diag) {
		1461	my $neigh = find @$_
		1462	or next;
		1463	$neigh->load;
		1464	}
1280	}	1465	}
1281		1466
1282	sub find_sync {	1467	sub find_sync {
1283	my ($path, $origin) = @_;	1468	my ($path, $origin) = @_;
1284		1469
1285	cf::sync_job { cf::map::find $path, $origin }	1470	cf::sync_job { find $path, $origin }
1286	}	1471	}
1287		1472
1288	sub do_load_sync {	1473	sub do_load_sync {
1289	my ($map) = @_;	1474	my ($map) = @_;
1290		1475
1291	cf::sync_job { $map->load };	1476	cf::sync_job { $map->load };
1292	}	1477	}
1293		1478
		1479	our %MAP_PREFETCH;
		1480	our $MAP_PREFETCHER = undef;
		1481
		1482	sub find_async {
		1483	my ($path, $origin) = @_;
		1484
		1485	$path = normalise $path, $origin && $origin->{path};
		1486
		1487	if (my $map = $cf::MAP{$path}) {
		1488	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1489	}
		1490
		1491	undef $MAP_PREFETCH{$path};
		1492	$MAP_PREFETCHER ||= cf::async {
		1493	while (%MAP_PREFETCH) {
		1494	for my $path (keys %MAP_PREFETCH) {
		1495	my $map = find $path
		1496	or next;
		1497	$map->load;
		1498
		1499	delete $MAP_PREFETCH{$path};
		1500	}
		1501	}
		1502	undef $MAP_PREFETCHER;
		1503	};
		1504	$MAP_PREFETCHER->prio (6);
		1505
		1506	()
		1507	}
		1508
1294	sub save {	1509	sub save {
1295	my ($self) = @_;	1510	my ($self) = @_;
1296		1511
1297	my $lock = cf::lock_acquire "map_data:" . $self->path;	1512	my $lock = cf::lock_acquire "map_data:" . $self->path;
1298		1513
1299	$self->{last_save} = $cf::RUNTIME;	1514	$self->{last_save} = $cf::RUNTIME;
1300		1515
1301	return unless $self->dirty;	1516	return unless $self->dirty;
1302		1517
1303	my $save = $self->{path}->save_path; utf8::encode $save;	1518	my $save = $self->save_path; utf8::encode $save;
1304	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1519	my $uniq = $self->uniq_path; utf8::encode $uniq;
1305		1520
1306	$self->{load_path} = $save;	1521	$self->{load_path} = $save;
1307		1522
1308	return if $self->{deny_save};	1523	return if $self->{deny_save};
1309		1524
1310	local $self->{last_access} = $self->last_access;#d#	1525	local $self->{last_access} = $self->last_access;#d#
1311		1526
		1527	cf::async {
		1528	$_->contr->save for $self->players;
		1529	};
		1530
1312	if ($uniq) {	1531	if ($uniq) {
1313	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1532	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1314	$self->save_objects ($uniq, cf::IO_UNIQUES);	1533	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1315	} else {	1534	} else {
1316	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1535	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1317	}	1536	}
1318	}	1537	}
1319		1538
1320	sub swap_out {	1539	sub swap_out {
1321	my ($self) = @_;	1540	my ($self) = @_;
…		…
1335		1554
1336	sub reset_at {	1555	sub reset_at {
1337	my ($self) = @_;	1556	my ($self) = @_;
1338		1557
1339	# TODO: safety, remove and allow resettable per-player maps	1558	# TODO: safety, remove and allow resettable per-player maps
1340	return 1e99 if $self->{path}{user_rel};	1559	return 1e99 if $self->isa ("ext::map_per_player");#d#
1341	return 1e99 if $self->{deny_reset};	1560	return 1e99 if $self->{deny_reset};
1342		1561
1343	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1562	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1344	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1563	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1345		1564
…		…
1350	my ($self) = @_;	1569	my ($self) = @_;
1351		1570
1352	$self->reset_at <= $cf::RUNTIME	1571	$self->reset_at <= $cf::RUNTIME
1353	}	1572	}
1354		1573
1355	sub unlink_save {
1356	my ($self) = @_;
1357
1358	utf8::encode (my $save = $self->{path}->save_path);
1359	aioreq_pri 3; IO::AIO::aio_unlink $save;
1360	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1361	}
1362
1363	sub rename {
1364	my ($self, $new_path) = @_;
1365
1366	$self->unlink_save;
1367
1368	delete $cf::MAP{$self->path};
1369	$self->{path} = new cf::path $new_path;
1370	$self->path ($self->{path}->as_string);
1371	$cf::MAP{$self->path} = $self;
1372
1373	$self->save;
1374	}
1375
1376	sub reset {	1574	sub reset {
1377	my ($self) = @_;	1575	my ($self) = @_;
1378		1576
1379	my $lock = cf::lock_acquire "map_data:" . $self->path;	1577	my $lock = cf::lock_acquire "map_data:$self->{path}";
1380		1578
1381	return if $self->players;	1579	return if $self->players;
1382	return if $self->{path}{user_rel};#d#	1580	return if $self->isa ("ext::map_per_player");#d#
1383		1581
1384	warn "resetting map ", $self->path;#d#	1582	warn "resetting map ", $self->path;#d#
1385		1583
1386	delete $cf::MAP{$self->path};	1584	delete $cf::MAP{$self->path};
		1585
		1586	$self->in_memory (cf::MAP_SWAPPED);
		1587	$self->clear;
1387		1588
1388	$_->clear_links_to ($self) for values %cf::MAP;	1589	$_->clear_links_to ($self) for values %cf::MAP;
1389		1590
1390	$self->unlink_save;	1591	$self->unlink_save;
1391	$self->destroy;	1592	$self->destroy;
…		…
1394	my $nuke_counter = "aaaa";	1595	my $nuke_counter = "aaaa";
1395		1596
1396	sub nuke {	1597	sub nuke {
1397	my ($self) = @_;	1598	my ($self) = @_;
1398		1599
		1600	delete $cf::MAP{$self->path};
		1601
		1602	$self->unlink_save;
		1603
		1604	bless $self, "cf::map";
		1605	delete $self->{deny_reset};
1399	$self->{deny_save} = 1;	1606	$self->{deny_save} = 1;
1400	$self->reset_timeout (1);	1607	$self->reset_timeout (1);
1401	$self->rename ("{nuke}/" . ($nuke_counter++));	1608	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1609
		1610	$cf::MAP{$self->path} = $self;
		1611
1402	$self->reset; # polite request, might not happen	1612	$self->reset; # polite request, might not happen
1403	}	1613	}
1404		1614
1405	sub customise_for {	1615	=item cf::map::unique_maps
1406	my ($map, $ob) = @_;
1407		1616
1408	if ($map->per_player) {	1617	Returns an arrayref of paths of all shared maps that have
1409	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1618	instantiated unique items. May block.
1410	}
1411		1619
1412	$map	1620	=cut
1413	}
1414		1621
1415	sub emergency_save {	1622	sub unique_maps() {
1416	my $freeze_guard = cf::freeze_mainloop;	1623	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1624	or return;
1417		1625
1418	warn "enter emergency map save\n";	1626	my @paths;
1419		1627
1420	cf::sync_job {	1628	for (@$files) {
1421	warn "begin emergency map save\n";	1629	utf8::decode $_;
1422	$_->save for values %cf::MAP;	1630	next if /\.pst$/;
		1631	next unless /^$PATH_SEP/o;
		1632
		1633	s/\.map$//;
		1634	push @paths, $_;
1423	};	1635	}
1424		1636
1425	warn "end emergency map save\n";	1637	\@paths
1426	}	1638	}
1427		1639
1428	package cf;	1640	package cf;
1429		1641
1430	=back	1642	=back
1431		1643
		1644	=head3 cf::object
		1645
		1646	=cut
		1647
		1648	package cf::object;
		1649
		1650	=over 4
		1651
		1652	=item $ob->inv_recursive
		1653
		1654	Returns the inventory of the object _and_ their inventories, recursively.
		1655
		1656	=cut
		1657
		1658	sub inv_recursive_;
		1659	sub inv_recursive_ {
		1660	map { $_, inv_recursive_ $_->inv } @_
		1661	}
		1662
		1663	sub inv_recursive {
		1664	inv_recursive_ inv $_[0]
		1665	}
		1666
		1667	package cf;
		1668
		1669	=back
1432		1670
1433	=head3 cf::object::player	1671	=head3 cf::object::player
1434		1672
1435	=over 4	1673	=over 4
1436		1674
…		…
1476		1714
1477	=item $player_object->enter_link	1715	=item $player_object->enter_link
1478		1716
1479	Freezes the player and moves him/her to a special map (C<{link}>).	1717	Freezes the player and moves him/her to a special map (C<{link}>).
1480		1718
1481	The player should be reaosnably safe there for short amounts of time. You	1719	The player should be reasonably safe there for short amounts of time. You
1482	I<MUST> call C<leave_link> as soon as possible, though.	1720	I<MUST> call C<leave_link> as soon as possible, though.
1483		1721
		1722	Will never block.
		1723
1484	=item $player_object->leave_link ($map, $x, $y)	1724	=item $player_object->leave_link ($map, $x, $y)
1485		1725
1486	Moves the player out of the specila link map onto the given map. If the	1726	Moves the player out of the special C<{link}> map onto the specified
1487	map is not valid (or omitted), the player will be moved back to the	1727	map. If the map is not valid (or omitted), the player will be moved back
1488	location he/she was before the call to C<enter_link>, or, if that fails,	1728	to the location he/she was before the call to C<enter_link>, or, if that
1489	to the emergency map position.	1729	fails, to the emergency map position.
1490		1730
1491	Might block.	1731	Might block.
1492		1732
1493	=cut	1733	=cut
		1734
		1735	sub link_map {
		1736	unless ($LINK_MAP) {
		1737	$LINK_MAP = cf::map::find "{link}"
		1738	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1739	$LINK_MAP->load;
		1740	}
		1741
		1742	$LINK_MAP
		1743	}
1494		1744
1495	sub cf::object::player::enter_link {	1745	sub cf::object::player::enter_link {
1496	my ($self) = @_;	1746	my ($self) = @_;
1497		1747
1498	$self->deactivate_recursive;	1748	$self->deactivate_recursive;
1499		1749
1500	return if $self->map == $LINK_MAP;	1750	return if UNIVERSAL::isa $self->map, "ext::map_link";
1501		1751
1502	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1752	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1503	if $self->map;	1753	if $self->map;
1504		1754
1505	$self->enter_map ($LINK_MAP, 20, 20);	1755	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1506	}	1756	}
1507		1757
1508	sub cf::object::player::leave_link {	1758	sub cf::object::player::leave_link {
1509	my ($self, $map, $x, $y) = @_;	1759	my ($self, $map, $x, $y) = @_;
1510		1760
…		…
1528	# use -1 or undef as default coordinates, not 0, 0	1778	# use -1 or undef as default coordinates, not 0, 0
1529	($x, $y) = ($map->enter_x, $map->enter_y)	1779	($x, $y) = ($map->enter_x, $map->enter_y)
1530	if $x <=0 && $y <= 0;	1780	if $x <=0 && $y <= 0;
1531		1781
1532	$map->load;	1782	$map->load;
		1783	$map->load_diag;
1533		1784
		1785	return unless $self->contr->active;
1534	$self->activate_recursive;	1786	$self->activate_recursive;
1535	$self->enter_map ($map, $x, $y);	1787	$self->enter_map ($map, $x, $y);
1536	}	1788	}
1537		1789
1538	cf::player->attach (	1790	cf::player->attach (
…		…
1550	my ($pl) = @_;	1802	my ($pl) = @_;
1551		1803
1552	# try to abort aborted map switching on player login :)	1804	# try to abort aborted map switching on player login :)
1553	# should happen only on crashes	1805	# should happen only on crashes
1554	if ($pl->ob->{_link_pos}) {	1806	if ($pl->ob->{_link_pos}) {
1555
1556	$pl->ob->enter_link;	1807	$pl->ob->enter_link;
1557	(async {	1808	(async {
1558	# we need this sleep as the login has a concurrent enter_exit running	1809	# we need this sleep as the login has a concurrent enter_exit running
1559	# and this sleep increases chances of the player not ending up in scorn	1810	# and this sleep increases chances of the player not ending up in scorn
1560	$pl->ob->reply (undef,	1811	$pl->ob->reply (undef,
…		…
1576	my ($self, $path, $x, $y) = @_;	1827	my ($self, $path, $x, $y) = @_;
1577		1828
1578	$self->enter_link;	1829	$self->enter_link;
1579		1830
1580	(async {	1831	(async {
1581	$path = new cf::path $path;
1582
1583	my $map = cf::map::find $path->as_string;	1832	my $map = cf::map::find $path;
1584	$map = $map->customise_for ($self) if $map;	1833	$map = $map->customise_for ($self) if $map;
1585		1834
1586	# warn "entering ", $map->path, " at ($x, $y)\n"	1835	# warn "entering ", $map->path, " at ($x, $y)\n"
1587	# if $map;	1836	# if $map;
1588		1837
1589	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1838	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1590		1839
1591	$self->leave_link ($map, $x, $y);	1840	$self->leave_link ($map, $x, $y);
1592	})->prio (1);	1841	})->prio (1);
1593	}	1842	}
1594		1843
…		…
1598		1847
1599	sub parse_random_map_params {	1848	sub parse_random_map_params {
1600	my ($spec) = @_;	1849	my ($spec) = @_;
1601		1850
1602	my $rmp = { # defaults	1851	my $rmp = { # defaults
1603	xsize => 10,	1852	xsize => (cf::rndm 15, 40),
1604	ysize => 10,	1853	ysize => (cf::rndm 15, 40),
		1854	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1855	#layout => string,
1605	};	1856	};
1606		1857
1607	for (split /\n/, $spec) {	1858	for (split /\n/, $spec) {
1608	my ($k, $v) = split /\s+/, $_, 2;	1859	my ($k, $v) = split /\s+/, $_, 2;
1609		1860
…		…
1613	$rmp	1864	$rmp
1614	}	1865	}
1615		1866
1616	sub prepare_random_map {	1867	sub prepare_random_map {
1617	my ($exit) = @_;	1868	my ($exit) = @_;
		1869
		1870	my $guard = cf::lock_acquire "exit_prepare:$exit";
1618		1871
1619	# all this does is basically replace the /! path by	1872	# all this does is basically replace the /! path by
1620	# a new random map path (?random/...) with a seed	1873	# a new random map path (?random/...) with a seed
1621	# that depends on the exit object	1874	# that depends on the exit object
1622		1875
…		…
1631		1884
1632	$rmp->{random_seed} ||= $exit->random_seed;	1885	$rmp->{random_seed} ||= $exit->random_seed;
1633		1886
1634	my $data = cf::to_json $rmp;	1887	my $data = cf::to_json $rmp;
1635	my $md5 = Digest::MD5::md5_hex $data;	1888	my $md5 = Digest::MD5::md5_hex $data;
		1889	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1636		1890
1637	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1891	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1638	aio_write $fh, 0, (length $data), $data, 0;	1892	aio_write $fh, 0, (length $data), $data, 0;
		1893	undef $fh;
		1894	aio_rename "$meta~", $meta;
1639		1895
1640	$exit->slaying ("?random/$md5");	1896	$exit->slaying ("?random/$md5");
1641	$exit->msg (undef);	1897	$exit->msg (undef);
1642	}	1898	}
1643	}	1899	}
1644		1900
1645	sub cf::object::player::enter_exit {	1901	sub cf::object::player::enter_exit {
1646	my ($self, $exit) = @_;	1902	my ($self, $exit) = @_;
1647		1903
1648	return unless $self->type == cf::PLAYER;	1904	return unless $self->type == cf::PLAYER;
		1905
		1906	if ($exit->slaying eq "/!") {
		1907	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1908	cf::sync_job { prepare_random_map $exit };
		1909	}
		1910
		1911	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1912	my $hp = $exit->stats->hp;
		1913	my $sp = $exit->stats->sp;
1649		1914
1650	$self->enter_link;	1915	$self->enter_link;
1651		1916
1652	(async {	1917	(async {
1653	$self->deactivate_recursive; # just to be sure	1918	$self->deactivate_recursive; # just to be sure
1654	unless (eval {	1919	unless (eval {
1655	prepare_random_map $exit	1920	$self->goto ($slaying, $hp, $sp);
1656	if $exit->slaying eq "/!";
1657
1658	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1659	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1660		1921
1661	1;	1922	1;
1662	}) {	1923	}) {
1663	$self->message ("Something went wrong deep within the crossfire server. "	1924	$self->message ("Something went wrong deep within the crossfire server. "
1664	. "I'll try to bring you back to the map you were before. "	1925	. "I'll try to bring you back to the map you were before. "
1665	. "Please report this to the dungeon master",	1926	. "Please report this to the dungeon master!",
1666	cf::NDI_UNIQUE | cf::NDI_RED);	1927	cf::NDI_UNIQUE | cf::NDI_RED);
1667		1928
1668	warn "ERROR in enter_exit: $@";	1929	warn "ERROR in enter_exit: $@";
1669	$self->leave_link;	1930	$self->leave_link;
1670	}	1931	}
…		…
1953	sub db_sync() {	2214	sub db_sync() {
1954	db_save if $dirty;	2215	db_save if $dirty;
1955	undef $dirty;	2216	undef $dirty;
1956	}	2217	}
1957		2218
1958	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2219	my $idle = Event->idle (
1959	db_sync;	2220	reentrant => 0,
		2221	min => 10,
		2222	max => 20,
		2223	repeat => 0,
		2224	data => WF_AUTOCANCEL,
		2225	cb => \&db_sync,
1960	});	2226	);
1961		2227
1962	sub db_dirty() {	2228	sub db_dirty() {
1963	$dirty = 1;	2229	$dirty = 1;
1964	$idle->start;	2230	$idle->start;
1965	}	2231	}
…		…
2002	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2268	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2003	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	2269	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2004		2270
2005	if (exists $CFG{mlockall}) {	2271	if (exists $CFG{mlockall}) {
2006	eval {	2272	eval {
2007	$CFG{mlockall} ? &mlockall : &munlockall	2273	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2008	and die "WARNING: m(un)lockall failed: $!\n";	2274	and die "WARNING: m(un)lockall failed: $!\n";
2009	};	2275	};
2010	warn $@ if $@;	2276	warn $@ if $@;
2011	}	2277	}
2012	}	2278	}
2013		2279
2014	sub main {	2280	sub main {
2015	# we must not ever block the main coroutine	2281	# we must not ever block the main coroutine
2016	local $Coro::idle = sub {	2282	local $Coro::idle = sub {
2017	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2283	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2284	(async {
2018	async { Event::one_event };	2285	Event::one_event;
		2286	})->prio (Coro::PRIO_MAX);
2019	};	2287	};
2020		2288
2021	cfg_load;	2289	cfg_load;
2022	db_load;	2290	db_load;
2023	load_extensions;	2291	load_extensions;
		2292
		2293	$TICK_WATCHER->start;
2024	Event::loop;	2294	Event::loop;
2025	}	2295	}
2026		2296
2027	#############################################################################	2297	#############################################################################
2028	# initialisation	2298	# initialisation and cleanup
		2299
		2300	# install some emergency cleanup handlers
		2301	BEGIN {
		2302	for my $signal (qw(INT HUP TERM)) {
		2303	Event->signal (
		2304	reentrant => 0,
		2305	data => WF_AUTOCANCEL,
		2306	signal => $signal,
		2307	prio => 0,
		2308	cb => sub {
		2309	cf::cleanup "SIG$signal";
		2310	},
		2311	);
		2312	}
		2313	}
		2314
		2315	sub emergency_save() {
		2316	my $freeze_guard = cf::freeze_mainloop;
		2317
		2318	warn "enter emergency perl save\n";
		2319
		2320	cf::sync_job {
		2321	# use a peculiar iteration method to avoid tripping on perl
		2322	# refcount bugs in for. also avoids problems with players
		2323	# and maps saved/destroyed asynchronously.
		2324	warn "begin emergency player save\n";
		2325	for my $login (keys %cf::PLAYER) {
		2326	my $pl = $cf::PLAYER{$login} or next;
		2327	$pl->valid or next;
		2328	$pl->save;
		2329	}
		2330	warn "end emergency player save\n";
		2331
		2332	warn "begin emergency map save\n";
		2333	for my $path (keys %cf::MAP) {
		2334	my $map = $cf::MAP{$path} or next;
		2335	$map->valid or next;
		2336	$map->save;
		2337	}
		2338	warn "end emergency map save\n";
		2339	};
		2340
		2341	warn "leave emergency perl save\n";
		2342	}
2029		2343
2030	sub reload() {	2344	sub reload() {
2031	# can/must only be called in main	2345	# can/must only be called in main
2032	if ($Coro::current != $Coro::main) {	2346	if ($Coro::current != $Coro::main) {
2033	warn "can only reload from main coroutine\n";	2347	warn "can only reload from main coroutine";
2034	return;	2348	return;
2035	}	2349	}
2036		2350
2037	warn "reloading...";	2351	warn "reloading...";
2038		2352
2039	my $guard = freeze_mainloop;	2353	warn "cancelling server ticker";
		2354	$TICK_WATCHER->cancel;
		2355
2040	cf::emergency_save;	2356	cf::emergency_save;
2041		2357
2042	eval {	2358	eval {
2043	# if anything goes wrong in here, we should simply crash as we already saved	2359	# if anything goes wrong in here, we should simply crash as we already saved
2044		2360
2045	# cancel all watchers	2361	warn "syncing database to disk";
		2362	cf::db_sync;
		2363
		2364	warn "cancelling all WF_AUTOCANCEL watchers";
2046	for (Event::all_watchers) {	2365	for (Event::all_watchers) {
2047	$_->cancel if $_->data & WF_AUTOCANCEL;	2366	$_->cancel if $_->data & WF_AUTOCANCEL;
2048	}	2367	}
2049		2368
		2369	warn "flushing outstanding aio requests";
		2370	for (;;) {
		2371	IO::AIO::flush;
		2372	Coro::cede;
		2373	last unless IO::AIO::nreqs;
		2374	warn "iterate...";
		2375	}
		2376
2050	# cancel all extension coros	2377	warn "cancelling all extension coros";
2051	$_->cancel for values %EXT_CORO;	2378	$_->cancel for values %EXT_CORO;
2052	%EXT_CORO = ();	2379	%EXT_CORO = ();
2053		2380
2054	# unload all extensions	2381	warn "removing commands";
2055	for (@exts) {	2382	%COMMAND = ();
		2383
		2384	warn "removing ext commands";
		2385	%EXTCMD = ();
		2386
		2387	warn "unloading/nuking all extensions";
		2388	for my $pkg (@EXTS) {
2056	warn "unloading <$_>";	2389	warn "... unloading $pkg";
2057	unload_extension $_;	2390
		2391	if (my $cb = $pkg->can ("unload")) {
		2392	eval {
		2393	$cb->($pkg);
		2394	1
		2395	} or warn "$pkg unloaded, but with errors: $@";
2058	}	2396	}
2059		2397
		2398	warn "... nuking $pkg";
		2399	Symbol::delete_package $pkg;
		2400	}
		2401
2060	# unload all modules loaded from $LIBDIR	2402	warn "unloading all perl modules loaded from $LIBDIR";
2061	while (my ($k, $v) = each %INC) {	2403	while (my ($k, $v) = each %INC) {
2062	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2404	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2063		2405
2064	warn "removing <$k>";	2406	warn "... unloading $k";
2065	delete $INC{$k};	2407	delete $INC{$k};
2066		2408
2067	$k =~ s/\.pm$//;	2409	$k =~ s/\.pm$//;
2068	$k =~ s/\//::/g;	2410	$k =~ s/\//::/g;
2069		2411
…		…
2072	}	2414	}
2073		2415
2074	Symbol::delete_package $k;	2416	Symbol::delete_package $k;
2075	}	2417	}
2076		2418
2077	# sync database to disk
2078	cf::db_sync;
2079	IO::AIO::flush;
2080
2081	# get rid of safe::, as good as possible	2419	warn "getting rid of safe::, as good as possible";
2082	Symbol::delete_package "safe::$_"	2420	Symbol::delete_package "safe::$_"
2083	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2421	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2084		2422
2085	# remove register_script_function callbacks
2086	# TODO
2087
2088	# unload cf.pm "a bit"	2423	warn "unloading cf.pm \"a bit\"";
2089	delete $INC{"cf.pm"};	2424	delete $INC{"cf.pm"};
2090		2425
2091	# don't, removes xs symbols, too,	2426	# don't, removes xs symbols, too,
2092	# and global variables created in xs	2427	# and global variables created in xs
2093	#Symbol::delete_package __PACKAGE__;	2428	#Symbol::delete_package __PACKAGE__;
2094		2429
2095	# reload cf.pm	2430	warn "unload completed, starting to reload now";
		2431
2096	warn "reloading cf.pm";	2432	warn "reloading cf.pm";
2097	require cf;	2433	require cf;
2098	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2434	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2099		2435
2100	# load config and database again	2436	warn "loading config and database again";
2101	cf::cfg_load;	2437	cf::cfg_load;
2102	cf::db_load;	2438	cf::db_load;
2103		2439
2104	# load extensions
2105	warn "load extensions";	2440	warn "loading extensions";
2106	cf::load_extensions;	2441	cf::load_extensions;
2107		2442
2108	# reattach attachments to objects	2443	warn "reattaching attachments to objects/players";
2109	warn "reattach";
2110	_global_reattach;	2444	_global_reattach;
		2445	warn "reattaching attachments to maps";
		2446	reattach $_ for values %MAP;
		2447
		2448	warn "restarting server ticker";
		2449
		2450	$TICK_WATCHER->start;
2111	};	2451	};
2112		2452
2113	if ($@) {	2453	if ($@) {
2114	warn $@;	2454	warn $@;
2115	warn "error while reloading, exiting.";	2455	warn "error while reloading, exiting.";
2116	exit 1;	2456	exit 1;
2117	}	2457	}
2118		2458
2119	warn "reloaded successfully";	2459	warn "reloaded";
2120	};	2460	};
2121		2461
2122	#############################################################################	2462	our $RELOAD_WATCHER; # used only during reload
2123
2124	unless ($LINK_MAP) {
2125	$LINK_MAP = cf::map::new;
2126
2127	$LINK_MAP->width (41);
2128	$LINK_MAP->height (41);
2129	$LINK_MAP->alloc;
2130	$LINK_MAP->path ("{link}");
2131	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2132	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2133
2134	# dirty hack because... archetypes are not yet loaded
2135	Event->timer (
2136	after => 2,
2137	cb => sub {
2138	$_[0]->w->cancel;
2139
2140	# provide some exits "home"
2141	my $exit = cf::object::new "exit";
2142
2143	$exit->slaying ($EMERGENCY_POSITION->[0]);
2144	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2145	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2146
2147	$LINK_MAP->insert ($exit->clone, 19, 19);
2148	$LINK_MAP->insert ($exit->clone, 19, 20);
2149	$LINK_MAP->insert ($exit->clone, 19, 21);
2150	$LINK_MAP->insert ($exit->clone, 20, 19);
2151	$LINK_MAP->insert ($exit->clone, 20, 21);
2152	$LINK_MAP->insert ($exit->clone, 21, 19);
2153	$LINK_MAP->insert ($exit->clone, 21, 20);
2154	$LINK_MAP->insert ($exit->clone, 21, 21);
2155
2156	$exit->destroy;
2157	});
2158
2159	$LINK_MAP->{deny_save} = 1;
2160	$LINK_MAP->{deny_reset} = 1;
2161
2162	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2163	}
2164
2165	register "<global>", __PACKAGE__;
2166		2463
2167	register_command "reload" => sub {	2464	register_command "reload" => sub {
2168	my ($who, $arg) = @_;	2465	my ($who, $arg) = @_;
2169		2466
2170	if ($who->flag (FLAG_WIZ)) {	2467	if ($who->flag (FLAG_WIZ)) {
2171	$who->message ("start of reload.");	2468	$who->message ("reloading server.");
		2469
		2470	# doing reload synchronously and two reloads happen back-to-back,
		2471	# coro crashes during coro_state_free->destroy here.
		2472
		2473	$RELOAD_WATCHER ||= Event->timer (
		2474	reentrant => 0,
		2475	after => 0,
		2476	data => WF_AUTOCANCEL,
		2477	cb => sub {
2172	reload;	2478	reload;
2173	$who->message ("end of reload.");	2479	undef $RELOAD_WATCHER;
		2480	},
		2481	);
2174	}	2482	}
2175	};	2483	};
2176		2484
2177	unshift @INC, $LIBDIR;	2485	unshift @INC, $LIBDIR;
		2486
		2487	my $bug_warning = 0;
2178		2488
2179	$TICK_WATCHER = Event->timer (	2489	$TICK_WATCHER = Event->timer (
2180	reentrant => 0,	2490	reentrant => 0,
		2491	parked => 1,
2181	prio => 0,	2492	prio => 0,
2182	at => $NEXT_TICK || $TICK,	2493	at => $NEXT_TICK || $TICK,
2183	data => WF_AUTOCANCEL,	2494	data => WF_AUTOCANCEL,
2184	cb => sub {	2495	cb => sub {
		2496	if ($Coro::current != $Coro::main) {
		2497	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2498	unless ++$bug_warning > 10;
		2499	return;
		2500	}
		2501
		2502	$NOW = Event::time;
		2503
2185	cf::server_tick; # one server iteration	2504	cf::server_tick; # one server iteration
2186	$RUNTIME += $TICK;	2505	$RUNTIME += $TICK;
2187	$NEXT_TICK += $TICK;	2506	$NEXT_TICK += $TICK;
		2507
		2508	$WAIT_FOR_TICK->broadcast;
		2509	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2510
		2511	Event::sweep;
		2512	Coro::cede_notself;
		2513
		2514	# my $AFTER = Event::time;
		2515	# warn $AFTER - $NOW;#d#
2188		2516
2189	# if we are delayed by four ticks or more, skip them all	2517	# if we are delayed by four ticks or more, skip them all
2190	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2518	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2191		2519
2192	$TICK_WATCHER->at ($NEXT_TICK);	2520	$TICK_WATCHER->at ($NEXT_TICK);
2193	$TICK_WATCHER->start;	2521	$TICK_WATCHER->start;
2194	},	2522	},
2195	);	2523	);
2196		2524
2197	IO::AIO::max_poll_time $TICK * 0.2;	2525	IO::AIO::max_poll_time $TICK * 0.1;
2198		2526
2199	Event->io (	2527	undef $Coro::AIO::WATCHER;
		2528	$AIO_POLL_WATCHER = Event->io (
		2529	reentrant => 0,
2200	fd => IO::AIO::poll_fileno,	2530	fd => IO::AIO::poll_fileno,
2201	poll => 'r',	2531	poll => 'r',
2202	prio => 5,	2532	prio => 6,
2203	data => WF_AUTOCANCEL,	2533	data => WF_AUTOCANCEL,
2204	cb => \&IO::AIO::poll_cb,	2534	cb => \&IO::AIO::poll_cb,
2205	);	2535	);
2206		2536
2207	Event->timer (	2537	$WRITE_RUNTIME_WATCHER = Event->timer (
		2538	reentrant => 0,
2208	data => WF_AUTOCANCEL,	2539	data => WF_AUTOCANCEL,
2209	after => 0,	2540	after => 1,
2210	interval => 10,	2541	interval => 10,
2211	cb => sub {	2542	prio => 6, # keep it lowest so it acts like a watchdog
2212	(Coro::unblock_sub {	2543	cb => Coro::unblock_sub {
2213	write_runtime	2544	write_runtime
2214	or warn "ERROR: unable to write runtime file: $!";	2545	or warn "ERROR: unable to write runtime file: $!";
2215	})->();
2216	},	2546	},
2217	);	2547	);
2218		2548
2219	END { cf::emergency_save }	2549	END { cf::emergency_save }
2220		2550

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