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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 1.195 by root, Fri Jan 26 20:59:57 2007 UTC

…		…
8	use Storable;	8	use Storable;
9	use Opcode;	9	use Opcode;
10	use Safe;	10	use Safe;
11	use Safe::Hole;	11	use Safe::Hole;
12		12
13	use Coro 3.3 ();	13	use Coro 3.5 ();
14	use Coro::Event;	14	use Coro::Event;
15	use Coro::Timer;	15	use Coro::Timer;
16	use Coro::Signal;	16	use Coro::Signal;
17	use Coro::Semaphore;	17	use Coro::Semaphore;
18	use Coro::AIO;	18	use Coro::AIO;
19		19
		20	use Data::Dumper;
20	use Digest::MD5;	21	use Digest::MD5;
21	use Fcntl;	22	use Fcntl;
22	use IO::AIO 2.31 ();	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
1237	my $path = $self->{path};	1385	my $path = $self->{path};
1238	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1386	my $guard = cf::lock_acquire "map_load:$path";
1239		1387
1240	return if $self->in_memory != cf::MAP_SWAPPED;	1388	return if $self->in_memory != cf::MAP_SWAPPED;
1241		1389
1242	$self->in_memory (cf::MAP_LOADING);	1390	$self->in_memory (cf::MAP_LOADING);
1243		1391
1244	$self->alloc;	1392	$self->alloc;
		1393
		1394	$self->pre_load;
		1395
1245	$self->load_objects ($self->{load_path}, 1)	1396	$self->_load_objects ($self->{load_path}, 1)
1246	or return;	1397	or return;
1247		1398
1248	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1399	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1249	if delete $self->{load_original};	1400	if delete $self->{load_original};
1250		1401
1251	if (my $uniq = $path->uniq_path) {	1402	if (my $uniq = $self->uniq_path) {
1252	utf8::encode $uniq;	1403	utf8::encode $uniq;
1253	if (aio_open $uniq, O_RDONLY, 0) {	1404	if (aio_open $uniq, O_RDONLY, 0) {
1254	$self->clear_unique_items;	1405	$self->clear_unique_items;
1255	$self->load_objects ($uniq, 0);	1406	$self->_load_objects ($uniq, 0);
1256	}	1407	}
1257	}	1408	}
1258		1409
1259	Coro::cede;	1410	Coro::cede;
1260		1411
1261	# now do the right thing for maps	1412	# now do the right thing for maps
1262	$self->link_multipart_objects;	1413	$self->link_multipart_objects;
1263		1414
1264	if ($self->{path}->is_style_map) {	1415	unless ($self->{deny_activate}) {
1265	$self->{deny_save} = 1;	1416	$self->decay_objects;
1266	$self->{deny_reset} = 1;
1267	} else {
1268	$self->fix_auto_apply;	1417	$self->fix_auto_apply;
1269	$self->decay_objects;
1270	$self->update_buttons;	1418	$self->update_buttons;
		1419	Coro::cede;
1271	$self->set_darkness_map;	1420	$self->set_darkness_map;
1272	$self->difficulty ($self->estimate_difficulty)	1421	$self->difficulty ($self->estimate_difficulty)
1273	unless $self->difficulty;	1422	unless $self->difficulty;
		1423	Coro::cede;
1274	$self->activate;	1424	$self->activate;
1275	}	1425	}
1276		1426
1277	Coro::cede;	1427	$self->post_load;
1278		1428
1279	$self->in_memory (cf::MAP_IN_MEMORY);	1429	$self->in_memory (cf::MAP_IN_MEMORY);
		1430	}
		1431
		1432	sub customise_for {
		1433	my ($self, $ob) = @_;
		1434
		1435	return find "~" . $ob->name . "/" . $self->{path}
		1436	if $self->per_player;
		1437
		1438	$self
		1439	}
		1440
		1441	# find and load all maps in the 3x3 area around a map
		1442	sub load_diag {
		1443	my ($map) = @_;
		1444
		1445	my @diag; # diagonal neighbours
		1446
		1447	for (0 .. 3) {
		1448	my $neigh = $map->tile_path ($_)
		1449	or next;
		1450	$neigh = find $neigh, $map
		1451	or next;
		1452	$neigh->load;
		1453
		1454	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1455	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1456	}
		1457
		1458	for (@diag) {
		1459	my $neigh = find @$_
		1460	or next;
		1461	$neigh->load;
		1462	}
1280	}	1463	}
1281		1464
1282	sub find_sync {	1465	sub find_sync {
1283	my ($path, $origin) = @_;	1466	my ($path, $origin) = @_;
1284		1467
1285	cf::sync_job { cf::map::find $path, $origin }	1468	cf::sync_job { find $path, $origin }
1286	}	1469	}
1287		1470
1288	sub do_load_sync {	1471	sub do_load_sync {
1289	my ($map) = @_;	1472	my ($map) = @_;
1290		1473
1291	cf::sync_job { $map->load };	1474	cf::sync_job { $map->load };
1292	}	1475	}
1293		1476
		1477	our %MAP_PREFETCH;
		1478	our $MAP_PREFETCHER = undef;
		1479
		1480	sub find_async {
		1481	my ($path, $origin) = @_;
		1482
		1483	$path = normalise $path, $origin && $origin->{path};
		1484
		1485	if (my $map = $cf::MAP{$path}) {
		1486	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1487	}
		1488
		1489	undef $MAP_PREFETCH{$path};
		1490	$MAP_PREFETCHER ||= cf::async {
		1491	while (%MAP_PREFETCH) {
		1492	for my $path (keys %MAP_PREFETCH) {
		1493	my $map = find $path
		1494	or next;
		1495	$map->load;
		1496
		1497	delete $MAP_PREFETCH{$path};
		1498	}
		1499	}
		1500	undef $MAP_PREFETCHER;
		1501	};
		1502	$MAP_PREFETCHER->prio (6);
		1503
		1504	()
		1505	}
		1506
1294	sub save {	1507	sub save {
1295	my ($self) = @_;	1508	my ($self) = @_;
1296		1509
1297	my $lock = cf::lock_acquire "map_data:" . $self->path;	1510	my $lock = cf::lock_acquire "map_data:" . $self->path;
1298		1511
1299	$self->{last_save} = $cf::RUNTIME;	1512	$self->{last_save} = $cf::RUNTIME;
1300		1513
1301	return unless $self->dirty;	1514	return unless $self->dirty;
1302		1515
1303	my $save = $self->{path}->save_path; utf8::encode $save;	1516	my $save = $self->save_path; utf8::encode $save;
1304	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1517	my $uniq = $self->uniq_path; utf8::encode $uniq;
1305		1518
1306	$self->{load_path} = $save;	1519	$self->{load_path} = $save;
1307		1520
1308	return if $self->{deny_save};	1521	return if $self->{deny_save};
1309		1522
1310	local $self->{last_access} = $self->last_access;#d#	1523	local $self->{last_access} = $self->last_access;#d#
1311		1524
		1525	cf::async {
		1526	$_->contr->save for $self->players;
		1527	};
		1528
1312	if ($uniq) {	1529	if ($uniq) {
1313	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1530	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1314	$self->save_objects ($uniq, cf::IO_UNIQUES);	1531	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1315	} else {	1532	} else {
1316	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1533	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1317	}	1534	}
1318	}	1535	}
1319		1536
1320	sub swap_out {	1537	sub swap_out {
1321	my ($self) = @_;	1538	my ($self) = @_;
…		…
1335		1552
1336	sub reset_at {	1553	sub reset_at {
1337	my ($self) = @_;	1554	my ($self) = @_;
1338		1555
1339	# TODO: safety, remove and allow resettable per-player maps	1556	# TODO: safety, remove and allow resettable per-player maps
1340	return 1e99 if $self->{path}{user_rel};	1557	return 1e99 if $self->isa ("ext::map_per_player");#d#
1341	return 1e99 if $self->{deny_reset};	1558	return 1e99 if $self->{deny_reset};
1342		1559
1343	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1560	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1344	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1561	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1345		1562
…		…
1350	my ($self) = @_;	1567	my ($self) = @_;
1351		1568
1352	$self->reset_at <= $cf::RUNTIME	1569	$self->reset_at <= $cf::RUNTIME
1353	}	1570	}
1354		1571
1355	sub unlink_save {
1356	my ($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	$self->save;
1374	}
1375
1376	sub reset {	1572	sub reset {
1377	my ($self) = @_;	1573	my ($self) = @_;
1378		1574
1379	my $lock = cf::lock_acquire "map_data:" . $self->path;	1575	my $lock = cf::lock_acquire "map_data:$self->{path}";
1380		1576
1381	return if $self->players;	1577	return if $self->players;
1382	return if $self->{path}{user_rel};#d#	1578	return if $self->isa ("ext::map_per_player");#d#
1383		1579
1384	warn "resetting map ", $self->path;#d#	1580	warn "resetting map ", $self->path;#d#
1385		1581
1386	delete $cf::MAP{$self->path};	1582	delete $cf::MAP{$self->path};
		1583
		1584	$self->in_memory (cf::MAP_SWAPPED);
		1585	$self->clear;
1387		1586
1388	$_->clear_links_to ($self) for values %cf::MAP;	1587	$_->clear_links_to ($self) for values %cf::MAP;
1389		1588
1390	$self->unlink_save;	1589	$self->unlink_save;
1391	$self->destroy;	1590	$self->destroy;
…		…
1394	my $nuke_counter = "aaaa";	1593	my $nuke_counter = "aaaa";
1395		1594
1396	sub nuke {	1595	sub nuke {
1397	my ($self) = @_;	1596	my ($self) = @_;
1398		1597
		1598	delete $cf::MAP{$self->path};
		1599
		1600	$self->unlink_save;
		1601
		1602	bless $self, "cf::map";
		1603	delete $self->{deny_reset};
1399	$self->{deny_save} = 1;	1604	$self->{deny_save} = 1;
1400	$self->reset_timeout (1);	1605	$self->reset_timeout (1);
1401	$self->rename ("{nuke}/" . ($nuke_counter++));	1606	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1607
		1608	$cf::MAP{$self->path} = $self;
		1609
1402	$self->reset; # polite request, might not happen	1610	$self->reset; # polite request, might not happen
1403	}	1611	}
1404		1612
1405	sub customise_for {	1613	=item cf::map::unique_maps
1406	my ($map, $ob) = @_;
1407		1614
1408	if ($map->per_player) {	1615	Returns an arrayref of paths of all shared maps that have
1409	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1616	instantiated unique items. May block.
1410	}
1411		1617
1412	$map	1618	=cut
1413	}
1414		1619
1415	sub emergency_save {	1620	sub unique_maps() {
1416	my $freeze_guard = cf::freeze_mainloop;	1621	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1622	or return;
1417		1623
1418	warn "enter emergency map save\n";	1624	my @paths;
1419		1625
1420	cf::sync_job {	1626	for (@$files) {
1421	warn "begin emergency map save\n";	1627	utf8::decode $_;
1422	$_->save for values %cf::MAP;	1628	next if /\.pst$/;
		1629	next unless /^$PATH_SEP/o;
		1630
		1631	s/\.map$//;
		1632	push @paths, $_;
1423	};	1633	}
1424		1634
1425	warn "end emergency map save\n";	1635	\@paths
1426	}	1636	}
1427		1637
1428	package cf;	1638	package cf;
1429		1639
1430	=back	1640	=back
1431		1641
		1642	=head3 cf::object
		1643
		1644	=cut
		1645
		1646	package cf::object;
		1647
		1648	=over 4
		1649
		1650	=item $ob->inv_recursive
		1651
		1652	Returns the inventory of the object _and_ their inventories, recursively.
		1653
		1654	=cut
		1655
		1656	sub inv_recursive_;
		1657	sub inv_recursive_ {
		1658	map { $_, inv_recursive_ $_->inv } @_
		1659	}
		1660
		1661	sub inv_recursive {
		1662	inv_recursive_ inv $_[0]
		1663	}
		1664
		1665	package cf;
		1666
		1667	=back
1432		1668
1433	=head3 cf::object::player	1669	=head3 cf::object::player
1434		1670
1435	=over 4	1671	=over 4
1436		1672
…		…
1476		1712
1477	=item $player_object->enter_link	1713	=item $player_object->enter_link
1478		1714
1479	Freezes the player and moves him/her to a special map (C<{link}>).	1715	Freezes the player and moves him/her to a special map (C<{link}>).
1480		1716
1481	The player should be reaosnably safe there for short amounts of time. You	1717	The player should be reasonably safe there for short amounts of time. You
1482	I<MUST> call C<leave_link> as soon as possible, though.	1718	I<MUST> call C<leave_link> as soon as possible, though.
1483		1719
		1720	Will never block.
		1721
1484	=item $player_object->leave_link ($map, $x, $y)	1722	=item $player_object->leave_link ($map, $x, $y)
1485		1723
1486	Moves the player out of the specila link map onto the given map. If the	1724	Moves the player out of the special C<{link}> map onto the specified
1487	map is not valid (or omitted), the player will be moved back to the	1725	map. If the map is not valid (or omitted), the player will be moved back
1488	location he/she was before the call to C<enter_link>, or, if that fails,	1726	to the location he/she was before the call to C<enter_link>, or, if that
1489	to the emergency map position.	1727	fails, to the emergency map position.
1490		1728
1491	Might block.	1729	Might block.
1492		1730
1493	=cut	1731	=cut
		1732
		1733	sub link_map {
		1734	unless ($LINK_MAP) {
		1735	$LINK_MAP = cf::map::find "{link}"
		1736	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1737	$LINK_MAP->load;
		1738	}
		1739
		1740	$LINK_MAP
		1741	}
1494		1742
1495	sub cf::object::player::enter_link {	1743	sub cf::object::player::enter_link {
1496	my ($self) = @_;	1744	my ($self) = @_;
1497		1745
1498	$self->deactivate_recursive;	1746	$self->deactivate_recursive;
1499		1747
1500	return if $self->map == $LINK_MAP;	1748	return if UNIVERSAL::isa $self->map, "ext::map_link";
1501		1749
1502	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1750	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1503	if $self->map;	1751	if $self->map;
1504		1752
1505	$self->enter_map ($LINK_MAP, 20, 20);	1753	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1506	}	1754	}
1507		1755
1508	sub cf::object::player::leave_link {	1756	sub cf::object::player::leave_link {
1509	my ($self, $map, $x, $y) = @_;	1757	my ($self, $map, $x, $y) = @_;
1510		1758
…		…
1528	# use -1 or undef as default coordinates, not 0, 0	1776	# use -1 or undef as default coordinates, not 0, 0
1529	($x, $y) = ($map->enter_x, $map->enter_y)	1777	($x, $y) = ($map->enter_x, $map->enter_y)
1530	if $x <=0 && $y <= 0;	1778	if $x <=0 && $y <= 0;
1531		1779
1532	$map->load;	1780	$map->load;
		1781	$map->load_diag;
1533		1782
		1783	return unless $self->contr->active;
1534	$self->activate_recursive;	1784	$self->activate_recursive;
1535	$self->enter_map ($map, $x, $y);	1785	$self->enter_map ($map, $x, $y);
1536	}	1786	}
1537		1787
1538	cf::player->attach (	1788	cf::player->attach (
…		…
1550	my ($pl) = @_;	1800	my ($pl) = @_;
1551		1801
1552	# try to abort aborted map switching on player login :)	1802	# try to abort aborted map switching on player login :)
1553	# should happen only on crashes	1803	# should happen only on crashes
1554	if ($pl->ob->{_link_pos}) {	1804	if ($pl->ob->{_link_pos}) {
1555
1556	$pl->ob->enter_link;	1805	$pl->ob->enter_link;
1557	(async {	1806	(async {
1558	# we need this sleep as the login has a concurrent enter_exit running	1807	# 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	1808	# and this sleep increases chances of the player not ending up in scorn
1560	$pl->ob->reply (undef,	1809	$pl->ob->reply (undef,
…		…
1576	my ($self, $path, $x, $y) = @_;	1825	my ($self, $path, $x, $y) = @_;
1577		1826
1578	$self->enter_link;	1827	$self->enter_link;
1579		1828
1580	(async {	1829	(async {
1581	$path = new cf::path $path;
1582
1583	my $map = cf::map::find $path->as_string;	1830	my $map = cf::map::find $path;
1584	$map = $map->customise_for ($self) if $map;	1831	$map = $map->customise_for ($self) if $map;
1585		1832
1586	# warn "entering ", $map->path, " at ($x, $y)\n"	1833	# warn "entering ", $map->path, " at ($x, $y)\n"
1587	# if $map;	1834	# if $map;
1588		1835
1589	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1836	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1590		1837
1591	$self->leave_link ($map, $x, $y);	1838	$self->leave_link ($map, $x, $y);
1592	})->prio (1);	1839	})->prio (1);
1593	}	1840	}
1594		1841
…		…
1598		1845
1599	sub parse_random_map_params {	1846	sub parse_random_map_params {
1600	my ($spec) = @_;	1847	my ($spec) = @_;
1601		1848
1602	my $rmp = { # defaults	1849	my $rmp = { # defaults
1603	xsize => 10,	1850	xsize => (cf::rndm 15, 40),
1604	ysize => 10,	1851	ysize => (cf::rndm 15, 40),
		1852	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1853	#layout => string,
1605	};	1854	};
1606		1855
1607	for (split /\n/, $spec) {	1856	for (split /\n/, $spec) {
1608	my ($k, $v) = split /\s+/, $_, 2;	1857	my ($k, $v) = split /\s+/, $_, 2;
1609		1858
…		…
1613	$rmp	1862	$rmp
1614	}	1863	}
1615		1864
1616	sub prepare_random_map {	1865	sub prepare_random_map {
1617	my ($exit) = @_;	1866	my ($exit) = @_;
		1867
		1868	my $guard = cf::lock_acquire "exit_prepare:$exit";
1618		1869
1619	# all this does is basically replace the /! path by	1870	# all this does is basically replace the /! path by
1620	# a new random map path (?random/...) with a seed	1871	# a new random map path (?random/...) with a seed
1621	# that depends on the exit object	1872	# that depends on the exit object
1622		1873
…		…
1631		1882
1632	$rmp->{random_seed} ||= $exit->random_seed;	1883	$rmp->{random_seed} ||= $exit->random_seed;
1633		1884
1634	my $data = cf::to_json $rmp;	1885	my $data = cf::to_json $rmp;
1635	my $md5 = Digest::MD5::md5_hex $data;	1886	my $md5 = Digest::MD5::md5_hex $data;
		1887	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1636		1888
1637	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1889	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1638	aio_write $fh, 0, (length $data), $data, 0;	1890	aio_write $fh, 0, (length $data), $data, 0;
		1891	undef $fh;
		1892	aio_rename "$meta~", $meta;
1639		1893
1640	$exit->slaying ("?random/$md5");	1894	$exit->slaying ("?random/$md5");
1641	$exit->msg (undef);	1895	$exit->msg (undef);
1642	}	1896	}
1643	}	1897	}
1644		1898
1645	sub cf::object::player::enter_exit {	1899	sub cf::object::player::enter_exit {
1646	my ($self, $exit) = @_;	1900	my ($self, $exit) = @_;
1647		1901
1648	return unless $self->type == cf::PLAYER;	1902	return unless $self->type == cf::PLAYER;
		1903
		1904	if ($exit->slaying eq "/!") {
		1905	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1906	cf::sync_job { prepare_random_map $exit };
		1907	}
		1908
		1909	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1910	my $hp = $exit->stats->hp;
		1911	my $sp = $exit->stats->sp;
1649		1912
1650	$self->enter_link;	1913	$self->enter_link;
1651		1914
1652	(async {	1915	(async {
1653	$self->deactivate_recursive; # just to be sure	1916	$self->deactivate_recursive; # just to be sure
1654	unless (eval {	1917	unless (eval {
1655	prepare_random_map $exit	1918	$self->goto ($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		1919
1661	1;	1920	1;
1662	}) {	1921	}) {
1663	$self->message ("Something went wrong deep within the crossfire server. "	1922	$self->message ("Something went wrong deep within the crossfire server. "
1664	. "I'll try to bring you back to the map you were before. "	1923	. "I'll try to bring you back to the map you were before. "
1665	. "Please report this to the dungeon master",	1924	. "Please report this to the dungeon master!",
1666	cf::NDI_UNIQUE | cf::NDI_RED);	1925	cf::NDI_UNIQUE | cf::NDI_RED);
1667		1926
1668	warn "ERROR in enter_exit: $@";	1927	warn "ERROR in enter_exit: $@";
1669	$self->leave_link;	1928	$self->leave_link;
1670	}	1929	}
…		…
1953	sub db_sync() {	2212	sub db_sync() {
1954	db_save if $dirty;	2213	db_save if $dirty;
1955	undef $dirty;	2214	undef $dirty;
1956	}	2215	}
1957		2216
1958	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2217	my $idle = Event->idle (
1959	db_sync;	2218	reentrant => 0,
		2219	min => 10,
		2220	max => 20,
		2221	repeat => 0,
		2222	data => WF_AUTOCANCEL,
		2223	cb => \&db_sync,
1960	});	2224	);
1961		2225
1962	sub db_dirty() {	2226	sub db_dirty() {
1963	$dirty = 1;	2227	$dirty = 1;
1964	$idle->start;	2228	$idle->start;
1965	}	2229	}
…		…
2002	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2266	$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};	2267	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2004		2268
2005	if (exists $CFG{mlockall}) {	2269	if (exists $CFG{mlockall}) {
2006	eval {	2270	eval {
2007	$CFG{mlockall} ? &mlockall : &munlockall	2271	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2008	and die "WARNING: m(un)lockall failed: $!\n";	2272	and die "WARNING: m(un)lockall failed: $!\n";
2009	};	2273	};
2010	warn $@ if $@;	2274	warn $@ if $@;
2011	}	2275	}
2012	}	2276	}
2013		2277
2014	sub main {	2278	sub main {
2015	# we must not ever block the main coroutine	2279	# we must not ever block the main coroutine
2016	local $Coro::idle = sub {	2280	local $Coro::idle = sub {
2017	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2281	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2282	(async {
2018	async { Event::one_event };	2283	Event::one_event;
		2284	})->prio (Coro::PRIO_MAX);
2019	};	2285	};
2020		2286
2021	cfg_load;	2287	cfg_load;
2022	db_load;	2288	db_load;
2023	load_extensions;	2289	load_extensions;
		2290
		2291	$TICK_WATCHER->start;
2024	Event::loop;	2292	Event::loop;
2025	}	2293	}
2026		2294
2027	#############################################################################	2295	#############################################################################
2028	# initialisation	2296	# initialisation and cleanup
		2297
		2298	# install some emergency cleanup handlers
		2299	BEGIN {
		2300	for my $signal (qw(INT HUP TERM)) {
		2301	Event->signal (
		2302	reentrant => 0,
		2303	data => WF_AUTOCANCEL,
		2304	signal => $signal,
		2305	prio => 0,
		2306	cb => sub {
		2307	cf::cleanup "SIG$signal";
		2308	},
		2309	);
		2310	}
		2311	}
		2312
		2313	sub emergency_save() {
		2314	my $freeze_guard = cf::freeze_mainloop;
		2315
		2316	warn "enter emergency perl save\n";
		2317
		2318	cf::sync_job {
		2319	# use a peculiar iteration method to avoid tripping on perl
		2320	# refcount bugs in for. also avoids problems with players
		2321	# and maps saved/destroyed asynchronously.
		2322	warn "begin emergency player save\n";
		2323	for my $login (keys %cf::PLAYER) {
		2324	my $pl = $cf::PLAYER{$login} or next;
		2325	$pl->valid or next;
		2326	$pl->save;
		2327	}
		2328	warn "end emergency player save\n";
		2329
		2330	warn "begin emergency map save\n";
		2331	for my $path (keys %cf::MAP) {
		2332	my $map = $cf::MAP{$path} or next;
		2333	$map->valid or next;
		2334	$map->save;
		2335	}
		2336	warn "end emergency map save\n";
		2337	};
		2338
		2339	warn "leave emergency perl save\n";
		2340	}
2029		2341
2030	sub reload() {	2342	sub reload() {
2031	# can/must only be called in main	2343	# can/must only be called in main
2032	if ($Coro::current != $Coro::main) {	2344	if ($Coro::current != $Coro::main) {
2033	warn "can only reload from main coroutine\n";	2345	warn "can only reload from main coroutine";
2034	return;	2346	return;
2035	}	2347	}
2036		2348
2037	warn "reloading...";	2349	warn "reloading...";
2038		2350
2039	my $guard = freeze_mainloop;	2351	warn "cancelling server ticker";
		2352	$TICK_WATCHER->cancel;
		2353
2040	cf::emergency_save;	2354	cf::emergency_save;
2041		2355
2042	eval {	2356	eval {
2043	# if anything goes wrong in here, we should simply crash as we already saved	2357	# if anything goes wrong in here, we should simply crash as we already saved
2044		2358
2045	# cancel all watchers	2359	warn "syncing database to disk";
		2360	cf::db_sync;
		2361
		2362	warn "cancelling all WF_AUTOCANCEL watchers";
2046	for (Event::all_watchers) {	2363	for (Event::all_watchers) {
2047	$_->cancel if $_->data & WF_AUTOCANCEL;	2364	$_->cancel if $_->data & WF_AUTOCANCEL;
2048	}	2365	}
2049		2366
		2367	warn "flushing outstanding aio requests";
		2368	for (;;) {
		2369	IO::AIO::flush;
		2370	Coro::cede;
		2371	last unless IO::AIO::nreqs;
		2372	warn "iterate...";
		2373	}
		2374
2050	# cancel all extension coros	2375	warn "cancelling all extension coros";
2051	$_->cancel for values %EXT_CORO;	2376	$_->cancel for values %EXT_CORO;
2052	%EXT_CORO = ();	2377	%EXT_CORO = ();
2053		2378
2054	# unload all extensions	2379	warn "removing commands";
2055	for (@exts) {	2380	%COMMAND = ();
		2381
		2382	warn "removing ext commands";
		2383	%EXTCMD = ();
		2384
		2385	warn "unloading/nuking all extensions";
		2386	for my $pkg (@EXTS) {
2056	warn "unloading <$_>";	2387	warn "... unloading $pkg";
2057	unload_extension $_;	2388
		2389	if (my $cb = $pkg->can ("unload")) {
		2390	eval {
		2391	$cb->($pkg);
		2392	1
		2393	} or warn "$pkg unloaded, but with errors: $@";
2058	}	2394	}
2059		2395
		2396	warn "... nuking $pkg";
		2397	Symbol::delete_package $pkg;
		2398	}
		2399
2060	# unload all modules loaded from $LIBDIR	2400	warn "unloading all perl modules loaded from $LIBDIR";
2061	while (my ($k, $v) = each %INC) {	2401	while (my ($k, $v) = each %INC) {
2062	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2402	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2063		2403
2064	warn "removing <$k>";	2404	warn "... unloading $k";
2065	delete $INC{$k};	2405	delete $INC{$k};
2066		2406
2067	$k =~ s/\.pm$//;	2407	$k =~ s/\.pm$//;
2068	$k =~ s/\//::/g;	2408	$k =~ s/\//::/g;
2069		2409
…		…
2072	}	2412	}
2073		2413
2074	Symbol::delete_package $k;	2414	Symbol::delete_package $k;
2075	}	2415	}
2076		2416
2077	# sync database to disk
2078	cf::db_sync;
2079	IO::AIO::flush;
2080
2081	# get rid of safe::, as good as possible	2417	warn "getting rid of safe::, as good as possible";
2082	Symbol::delete_package "safe::$_"	2418	Symbol::delete_package "safe::$_"
2083	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2419	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2084		2420
2085	# remove register_script_function callbacks
2086	# TODO
2087
2088	# unload cf.pm "a bit"	2421	warn "unloading cf.pm \"a bit\"";
2089	delete $INC{"cf.pm"};	2422	delete $INC{"cf.pm"};
2090		2423
2091	# don't, removes xs symbols, too,	2424	# don't, removes xs symbols, too,
2092	# and global variables created in xs	2425	# and global variables created in xs
2093	#Symbol::delete_package __PACKAGE__;	2426	#Symbol::delete_package __PACKAGE__;
2094		2427
2095	# reload cf.pm	2428	warn "unload completed, starting to reload now";
		2429
2096	warn "reloading cf.pm";	2430	warn "reloading cf.pm";
2097	require cf;	2431	require cf;
2098	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2432	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2099		2433
2100	# load config and database again	2434	warn "loading config and database again";
2101	cf::cfg_load;	2435	cf::cfg_load;
2102	cf::db_load;	2436	cf::db_load;
2103		2437
2104	# load extensions
2105	warn "load extensions";	2438	warn "loading extensions";
2106	cf::load_extensions;	2439	cf::load_extensions;
2107		2440
2108	# reattach attachments to objects	2441	warn "reattaching attachments to objects/players";
2109	warn "reattach";
2110	_global_reattach;	2442	_global_reattach;
		2443	warn "reattaching attachments to maps";
		2444	reattach $_ for values %MAP;
		2445
		2446	warn "restarting server ticker";
		2447
		2448	$TICK_WATCHER->start;
2111	};	2449	};
2112		2450
2113	if ($@) {	2451	if ($@) {
2114	warn $@;	2452	warn $@;
2115	warn "error while reloading, exiting.";	2453	warn "error while reloading, exiting.";
2116	exit 1;	2454	exit 1;
2117	}	2455	}
2118		2456
2119	warn "reloaded successfully";	2457	warn "reloaded";
2120	};	2458	};
2121		2459
2122	#############################################################################	2460	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} = $LINK_MAP;
2163	}
2164
2165	register "<global>", __PACKAGE__;
2166		2461
2167	register_command "reload" => sub {	2462	register_command "reload" => sub {
2168	my ($who, $arg) = @_;	2463	my ($who, $arg) = @_;
2169		2464
2170	if ($who->flag (FLAG_WIZ)) {	2465	if ($who->flag (FLAG_WIZ)) {
2171	$who->message ("start of reload.");	2466	$who->message ("reloading server.");
		2467
		2468	# doing reload synchronously and two reloads happen back-to-back,
		2469	# coro crashes during coro_state_free->destroy here.
		2470
		2471	$RELOAD_WATCHER ||= Event->timer (
		2472	reentrant => 0,
		2473	after => 0,
		2474	data => WF_AUTOCANCEL,
		2475	cb => sub {
2172	reload;	2476	reload;
2173	$who->message ("end of reload.");	2477	undef $RELOAD_WATCHER;
		2478	},
		2479	);
2174	}	2480	}
2175	};	2481	};
2176		2482
2177	unshift @INC, $LIBDIR;	2483	unshift @INC, $LIBDIR;
		2484
		2485	my $bug_warning = 0;
2178		2486
2179	$TICK_WATCHER = Event->timer (	2487	$TICK_WATCHER = Event->timer (
2180	reentrant => 0,	2488	reentrant => 0,
		2489	parked => 1,
2181	prio => 0,	2490	prio => 0,
2182	at => $NEXT_TICK || $TICK,	2491	at => $NEXT_TICK || $TICK,
2183	data => WF_AUTOCANCEL,	2492	data => WF_AUTOCANCEL,
2184	cb => sub {	2493	cb => sub {
		2494	if ($Coro::current != $Coro::main) {
		2495	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2496	unless ++$bug_warning > 10;
		2497	return;
		2498	}
		2499
		2500	$NOW = Event::time;
		2501
2185	cf::server_tick; # one server iteration	2502	cf::server_tick; # one server iteration
2186	$RUNTIME += $TICK;	2503	$RUNTIME += $TICK;
2187	$NEXT_TICK += $TICK;	2504	$NEXT_TICK += $TICK;
		2505
		2506	$WAIT_FOR_TICK->broadcast;
		2507	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2508
		2509	Event::sweep;
		2510	Coro::cede_notself;
		2511
		2512	# my $AFTER = Event::time;
		2513	# warn $AFTER - $NOW;#d#
2188		2514
2189	# if we are delayed by four ticks or more, skip them all	2515	# if we are delayed by four ticks or more, skip them all
2190	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2516	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2191		2517
2192	$TICK_WATCHER->at ($NEXT_TICK);	2518	$TICK_WATCHER->at ($NEXT_TICK);
2193	$TICK_WATCHER->start;	2519	$TICK_WATCHER->start;
2194	},	2520	},
2195	);	2521	);
2196		2522
2197	IO::AIO::max_poll_time $TICK * 0.2;	2523	IO::AIO::max_poll_time $TICK * 0.1;
2198		2524
2199	Event->io (	2525	undef $Coro::AIO::WATCHER;
		2526	$AIO_POLL_WATCHER = Event->io (
		2527	reentrant => 0,
2200	fd => IO::AIO::poll_fileno,	2528	fd => IO::AIO::poll_fileno,
2201	poll => 'r',	2529	poll => 'r',
2202	prio => 5,	2530	prio => 6,
2203	data => WF_AUTOCANCEL,	2531	data => WF_AUTOCANCEL,
2204	cb => \&IO::AIO::poll_cb,	2532	cb => \&IO::AIO::poll_cb,
2205	);	2533	);
2206		2534
2207	Event->timer (	2535	$WRITE_RUNTIME_WATCHER = Event->timer (
		2536	reentrant => 0,
2208	data => WF_AUTOCANCEL,	2537	data => WF_AUTOCANCEL,
2209	after => 0,	2538	after => 1,
2210	interval => 10,	2539	interval => 10,
2211	cb => sub {	2540	prio => 6, # keep it lowest so it acts like a watchdog
2212	(Coro::unblock_sub {	2541	cb => Coro::unblock_sub {
2213	write_runtime	2542	write_runtime
2214	or warn "ERROR: unable to write runtime file: $!";	2543	or warn "ERROR: unable to write runtime file: $!";
2215	})->();
2216	},	2544	},
2217	);	2545	);
2218		2546
2219	END { cf::emergency_save }	2547	END { cf::emergency_save }
2220		2548

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