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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 1.199 by root, Mon Jan 29 14:46:01 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;
		87
		88	sub cf::map::normalise;
76		89
77	#############################################################################	90	#############################################################################
78		91
79	=head2 GLOBAL VARIABLES	92	=head2 GLOBAL VARIABLES
80		93
…		…
104		117
105	=item %cf::CFG	118	=item %cf::CFG
106		119
107	Configuration for the server, loaded from C</etc/crossfire/config>, or	120	Configuration for the server, loaded from C</etc/crossfire/config>, or
108	from wherever your confdir points to.	121	from wherever your confdir points to.
		122
		123	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		124
		125	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		126	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		127	processing has been done. Call C<< ->wait >> on them to maximise the
		128	window of cpu time available, or simply to synchronise to the server tick.
109		129
110	=back	130	=back
111		131
112	=cut	132	=cut
113		133
…		…
117	utf8::encode $msg;	137	utf8::encode $msg;
118		138
119	$msg .= "\n"	139	$msg .= "\n"
120	unless $msg =~ /\n$/;	140	unless $msg =~ /\n$/;
121		141
122	LOG llevError, "cfperl: $msg";	142	LOG llevError, $msg;
123	};	143	};
124	}	144	}
125		145
126	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	146	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
127	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	147	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
145		165
146	$Event::DIED = sub {	166	$Event::DIED = sub {
147	warn "error in event callback: @_";	167	warn "error in event callback: @_";
148	};	168	};
149		169
150	my %ext_pkg;
151	my @exts;
152	my @hook;
153
154	=head2 UTILITY FUNCTIONS	170	=head2 UTILITY FUNCTIONS
155		171
156	=over 4	172	=over 4
157		173
		174	=item dumpval $ref
		175
158	=cut	176	=cut
		177
		178	sub dumpval {
		179	eval {
		180	local $SIG{__DIE__};
		181	my $d;
		182	if (1) {
		183	$d = new Data::Dumper([$_[0]], ["*var"]);
		184	$d->Terse(1);
		185	$d->Indent(2);
		186	$d->Quotekeys(0);
		187	$d->Useqq(1);
		188	#$d->Bless(...);
		189	$d->Seen($_[1]) if @_ > 1;
		190	$d = $d->Dump();
		191	}
		192	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		193	$d
		194	} || "[unable to dump $_[0]: '$@']";
		195	}
159		196
160	use JSON::Syck (); # TODO# replace by JSON::PC once working	197	use JSON::Syck (); # TODO# replace by JSON::PC once working
161		198
162	=item $ref = cf::from_json $json	199	=item $ref = cf::from_json $json
163		200
…		…
224	}	261	}
225		262
226	sub freeze_mainloop {	263	sub freeze_mainloop {
227	return unless $TICK_WATCHER->is_active;	264	return unless $TICK_WATCHER->is_active;
228		265
229	my $guard = Coro::guard { $TICK_WATCHER->start };	266	my $guard = Coro::guard {
		267	$TICK_WATCHER->start;
		268	$WRITE_RUNTIME_WATCHER->start;
		269	};
		270	$WRITE_RUNTIME_WATCHER->stop;
230	$TICK_WATCHER->stop;	271	$TICK_WATCHER->stop;
231	$guard	272	$guard
232	}	273	}
233		274
234	=item cf::async { BLOCK }	275	=item cf::async { BLOCK }
…		…
273	warn $@ if $@;	314	warn $@ if $@;
274	undef $busy;	315	undef $busy;
275	})->prio (Coro::PRIO_MAX);	316	})->prio (Coro::PRIO_MAX);
276		317
277	while ($busy) {	318	while ($busy) {
278	unless (Coro::cede) {	319	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	}	320	}
283		321
284	wantarray ? @res : $res[0]	322	wantarray ? @res : $res[0]
285	} else {	323	} else {
286	# we are in another coroutine, how wonderful, everything just works	324	# we are in another coroutine, how wonderful, everything just works
…		…
289	}	327	}
290	}	328	}
291		329
292	=item $coro = cf::async_ext { BLOCK }	330	=item $coro = cf::async_ext { BLOCK }
293		331
294	Like async, but this coro is automcatially being canceled when the	332	Like async, but this coro is automatically being canceled when the
295	extension calling this is being unloaded.	333	extension calling this is being unloaded.
296		334
297	=cut	335	=cut
298		336
299	sub async_ext(&) {	337	sub async_ext(&) {
…		…
313	my $runtime = cf::localdir . "/runtime";	351	my $runtime = cf::localdir . "/runtime";
314		352
315	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	353	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
316	or return;	354	or return;
317		355
		356	my $value = $cf::RUNTIME + 90 + 10;
318	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock	357	# 10 is the runtime save interval, for a monotonic clock
		358	# 60 allows for the watchdog to kill the server.
		359
319	(aio_write $fh, 0, (length $value), $value, 0) <= 0	360	(aio_write $fh, 0, (length $value), $value, 0) <= 0
320	and return;	361	and return;
321		362
322	aio_fsync $fh	363	aio_fsync $fh
323	and return;	364	and return;
…		…
332	}	373	}
333		374
334	=back	375	=back
335		376
336	=cut	377	=cut
337
338	#############################################################################
339
340	package cf::path;
341
342	sub new {
343	my ($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		378
458	#############################################################################	379	#############################################################################
459		380
460	=head2 ATTACHABLE OBJECTS	381	=head2 ATTACHABLE OBJECTS
461		382
…		…
587	our @CB_TYPE = (); # registry for type (cf-object class) based events	508	our @CB_TYPE = (); # registry for type (cf-object class) based events
588	our @CB_MAP = ();	509	our @CB_MAP = ();
589		510
590	my %attachment;	511	my %attachment;
591		512
		513	sub cf::attachable::thawer_merge {
		514	# simply override everything except _meta
		515	local $_[0]{_meta};
		516	%{$_[0]} = %{$_[1]};
		517	}
		518
592	sub _attach_cb($$$$) {	519	sub _attach_cb($$$$) {
593	my ($registry, $event, $prio, $cb) = @_;	520	my ($registry, $event, $prio, $cb) = @_;
594		521
595	use sort 'stable';	522	use sort 'stable';
596		523
…		…
767	# object support	694	# object support
768		695
769	sub reattach {	696	sub reattach {
770	# basically do the same as instantiate, without calling instantiate	697	# basically do the same as instantiate, without calling instantiate
771	my ($obj) = @_;	698	my ($obj) = @_;
		699
		700	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
772		701
773	my $registry = $obj->registry;	702	my $registry = $obj->registry;
774		703
775	@$registry = ();	704	@$registry = ();
776		705
…		…
908	=cut	837	=cut
909		838
910	sub register_extcmd {	839	sub register_extcmd {
911	my ($name, $cb) = @_;	840	my ($name, $cb) = @_;
912		841
913	my $caller = caller;
914	#warn "registering extcmd '$name' to '$caller'";
915
916	$EXTCMD{$name} = [$cb, $caller];	842	$EXTCMD{$name} = $cb;
917	}	843	}
918		844
919	cf::player->attach (	845	cf::player->attach (
920	on_command => sub {	846	on_command => sub {
921	my ($pl, $name, $params) = @_;	847	my ($pl, $name, $params) = @_;
…		…
934		860
935	my $msg = eval { from_json $buf };	861	my $msg = eval { from_json $buf };
936		862
937	if (ref $msg) {	863	if (ref $msg) {
938	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	864	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
939	if (my %reply = $cb->[0]->($pl, $msg)) {	865	if (my %reply = $cb->($pl, $msg)) {
940	$pl->ext_reply ($msg->{msgid}, %reply);	866	$pl->ext_reply ($msg->{msgid}, %reply);
941	}	867	}
942	}	868	}
943	} else {	869	} else {
944	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	870	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
946		872
947	cf::override;	873	cf::override;
948	},	874	},
949	);	875	);
950		876
951	sub register {
952	my ($base, $pkg) = @_;
953
954	#TODO
955	}
956
957	sub load_extension {	877	sub load_extension {
958	my ($path) = @_;	878	my ($path) = @_;
959		879
960	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	880	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
961	my $base = $1;	881	my $base = $1;
962	my $pkg = $1;	882	my $pkg = $1;
963	$pkg =~ s/[^[:word:]]/_/g;	883	$pkg =~ s/[^[:word:]]/_/g;
964	$pkg = "ext::$pkg";	884	$pkg = "ext::$pkg";
965		885
966	warn "loading '$path' into '$pkg'\n";	886	warn "... loading '$path' into '$pkg'\n";
967		887
968	open my $fh, "<:utf8", $path	888	open my $fh, "<:utf8", $path
969	or die "$path: $!";	889	or die "$path: $!";
970		890
971	my $source =	891	my $source =
972	"package $pkg; use strict; use utf8;\n"	892	"package $pkg; use strict; use utf8;\n"
973	. "#line 1 \"$path\"\n{\n"	893	. "#line 1 \"$path\"\n{\n"
974	. (do { local $/; <$fh> })	894	. (do { local $/; <$fh> })
975	. "\n};\n1";	895	. "\n};\n1";
976		896
977	eval $source	897	unless (eval $source) {
978	or die $@ ? "$path: $@\n"	898	my $msg = $@ ? "$path: $@\n"
979	: "extension disabled.\n";	899	: "extension disabled.\n";
980		900	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
981	push @exts, $pkg;	901	warn $@;
982	$ext_pkg{$base} = $pkg;	902	warn "mandatory extension failed to load, exiting.\n";
983		903	exit 1;
984	# no strict 'refs';	904	}
985	# @{"$pkg\::ISA"} = ext::;	905	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	# }	906	}
1000		907
1001	# remove commands	908	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	}	909	}
1026		910
1027	sub load_extensions {	911	sub load_extensions {
1028	for my $ext (<$LIBDIR/*.ext>) {	912	for my $ext (<$LIBDIR/*.ext>) {
1029	next unless -r $ext;	913	next unless -r $ext;
…		…
1033	} or warn "$ext not loaded: $@";	917	} or warn "$ext not loaded: $@";
1034	}	918	}
1035	}	919	}
1036		920
1037	#############################################################################	921	#############################################################################
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		922
1075	=head2 CORE EXTENSIONS	923	=head2 CORE EXTENSIONS
1076		924
1077	Functions and methods that extend core crossfire objects.	925	Functions and methods that extend core crossfire objects.
1078		926
		927	=cut
		928
		929	package cf::player;
		930
		931	use Coro::AIO;
		932
1079	=head3 cf::player	933	=head3 cf::player
1080		934
1081	=over 4	935	=over 4
1082		936
1083	=item cf::player::exists $login	937	=item cf::player::find $login
1084		938
1085	Returns true when the given account exists.	939	Returns the given player object, loading it if necessary (might block).
1086		940
1087	=cut	941	=cut
1088		942
1089	sub cf::player::exists($) {	943	sub playerdir($) {
1090	cf::player::find $_[0]	944	cf::localdir
1091	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	945	. "/"
		946	. cf::playerdir
		947	. "/"
		948	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		949	}
		950
		951	sub path($) {
		952	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		953
		954	(playerdir $login) . "/$login.pl"
		955	}
		956
		957	sub find_active($) {
		958	$cf::PLAYER{$_[0]}
		959	and $cf::PLAYER{$_[0]}->active
		960	and $cf::PLAYER{$_[0]}
		961	}
		962
		963	sub exists($) {
		964	my ($login) = @_;
		965
		966	$cf::PLAYER{$login}
		967	or cf::sync_job { !aio_stat path $login }
		968	}
		969
		970	sub find($) {
		971	return $cf::PLAYER{$_[0]} || do {
		972	my $login = $_[0];
		973
		974	my $guard = cf::lock_acquire "user_find:$login";
		975
		976	$cf::PLAYER{$_[0]} || do {
		977	my $pl = load_pl path $login
		978	or return;
		979	$cf::PLAYER{$login} = $pl
		980	}
		981	}
		982	}
		983
		984	sub save($) {
		985	my ($pl) = @_;
		986
		987	return if $pl->{deny_save};
		988
		989	my $path = path $pl;
		990	my $guard = cf::lock_acquire "user_save:$path";
		991
		992	return if $pl->{deny_save};
		993
		994	aio_mkdir playerdir $pl, 0770;
		995	$pl->{last_save} = $cf::RUNTIME;
		996
		997	$pl->save_pl ($path);
		998	Coro::cede;
		999	}
		1000
		1001	sub new($) {
		1002	my ($login) = @_;
		1003
		1004	my $self = create;
		1005
		1006	$self->ob->name ($login);
		1007	$self->{deny_save} = 1;
		1008
		1009	$cf::PLAYER{$login} = $self;
		1010
		1011	$self
		1012	}
		1013
		1014	=item $pl->quit_character
		1015
		1016	Nukes the player without looking back. If logged in, the connection will
		1017	be destroyed. May block for a long time.
		1018
		1019	=cut
		1020
		1021	sub quit_character {
		1022	my ($pl) = @_;
		1023
		1024	$pl->{deny_save} = 1;
		1025	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1026
		1027	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1028	$pl->deactivate;
		1029	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1030	$pl->ns->destroy if $pl->ns;
		1031
		1032	my $path = playerdir $pl;
		1033	my $temp = "$path~$cf::RUNTIME~deleting~";
		1034	aio_rename $path, $temp;
		1035	delete $cf::PLAYER{$pl->ob->name};
		1036	$pl->destroy;
		1037	IO::AIO::aio_rmtree $temp;
		1038	}
		1039
		1040	=item cf::player::list_logins
		1041
		1042	Returns am arrayref of all valid playernames in the system, can take a
		1043	while and may block, so not sync_job-capable, ever.
		1044
		1045	=cut
		1046
		1047	sub list_logins {
		1048	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1049	or return [];
		1050
		1051	my @logins;
		1052
		1053	for my $login (@$dirs) {
		1054	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1055	aio_read $fh, 0, 512, my $buf, 0 or next;
		1056	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1057
		1058	utf8::decode $login;
		1059	push @logins, $login;
		1060	}
		1061
		1062	\@logins
		1063	}
		1064
		1065	=item $player->maps
		1066
		1067	Returns an arrayref of map paths that are private for this
		1068	player. May block.
		1069
		1070	=cut
		1071
		1072	sub maps($) {
		1073	my ($pl) = @_;
		1074
		1075	my $files = aio_readdir playerdir $pl
		1076	or return;
		1077
		1078	my @paths;
		1079
		1080	for (@$files) {
		1081	utf8::decode $_;
		1082	next if /\.(?:pl|pst)$/;
		1083	next unless /^$PATH_SEP/o;
		1084
		1085	push @paths, cf::map::normalise "~" . $pl->ob->name . "/" . $_;
		1086	}
		1087
		1088	\@paths
1092	}	1089	}
1093		1090
1094	=item $player->ext_reply ($msgid, $msgtype, %msg)	1091	=item $player->ext_reply ($msgid, $msgtype, %msg)
1095		1092
1096	Sends an ext reply to the player.	1093	Sends an ext reply to the player.
1097		1094
1098	=cut	1095	=cut
1099		1096
1100	sub cf::player::ext_reply($$$%) {	1097	sub ext_reply($$$%) {
1101	my ($self, $id, %msg) = @_;	1098	my ($self, $id, %msg) = @_;
1102		1099
1103	$msg{msgid} = $id;	1100	$msg{msgid} = $id;
1104		1101
1105	$self->send ("ext " . to_json \%msg);	1102	$self->send ("ext " . cf::to_json \%msg);
1106	}	1103	}
		1104
		1105	package cf;
1107		1106
1108	=back	1107	=back
1109		1108
1110		1109
1111	=head3 cf::map	1110	=head3 cf::map
…		…
1117	package cf::map;	1116	package cf::map;
1118		1117
1119	use Fcntl;	1118	use Fcntl;
1120	use Coro::AIO;	1119	use Coro::AIO;
1121		1120
		1121	use overload
		1122	'""' => \&as_string,
		1123	fallback => 1;
		1124
1122	our $MAX_RESET = 3600;	1125	our $MAX_RESET = 3600;
1123	our $DEFAULT_RESET = 3000;	1126	our $DEFAULT_RESET = 3000;
1124		1127
1125	sub generate_random_map {	1128	sub generate_random_map {
1126	my ($path, $rmp) = @_;	1129	my ($self, $rmp) = @_;
1127
1128	# mit "rum" bekleckern, nicht	1130	# mit "rum" bekleckern, nicht
1129	cf::map::_create_random_map	1131	$self->_create_random_map (
1130	$path,
1131	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1132	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1132	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1133	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1133	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1134	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1134	$rmp->{exit_on_final_map},	1135	$rmp->{exit_on_final_map},
1135	$rmp->{xsize}, $rmp->{ysize},	1136	$rmp->{xsize}, $rmp->{ysize},
1136	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1137	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1137	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1138	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1138	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1139	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1139	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1140	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1140	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1141	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1141	(cf::region::find $rmp->{region})	1142	(cf::region::find $rmp->{region}), $rmp->{custom}
		1143	)
		1144	}
		1145
		1146	=item cf::map->register ($regex, $prio)
		1147
		1148	Register a handler for the map path matching the given regex at the
		1149	givne priority (higher is better, built-in handlers have priority 0, the
		1150	default).
		1151
		1152	=cut
		1153
		1154	sub register {
		1155	my (undef, $regex, $prio) = @_;
		1156	my $pkg = caller;
		1157
		1158	no strict;
		1159	push @{"$pkg\::ISA"}, __PACKAGE__;
		1160
		1161	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1162	}
		1163
		1164	# also paths starting with '/'
		1165	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1166
		1167	sub thawer_merge {
		1168	my ($self, $merge) = @_;
		1169
		1170	# we have to keep some variables in memory intact
		1171	local $self->{path};
		1172	local $self->{load_path};
		1173	local $self->{deny_save};
		1174	local $self->{deny_reset};
		1175
		1176	$self->SUPER::thawer_merge ($merge);
		1177	}
		1178
		1179	sub normalise {
		1180	my ($path, $base) = @_;
		1181
		1182	$path = "$path"; # make sure its a string
		1183
		1184	$path =~ s/\.map$//;
		1185
		1186	# map plan:
		1187	#
		1188	# /! non-realised random map exit (special hack!)
		1189	# {... are special paths that are not being touched
		1190	# ?xxx/... are special absolute paths
		1191	# ?random/... random maps
		1192	# /... normal maps
		1193	# ~user/... per-player map of a specific user
		1194
		1195	$path =~ s/$PATH_SEP/\//go;
		1196
		1197	# treat it as relative path if it starts with
		1198	# something that looks reasonable
		1199	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1200	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1201
		1202	$base =~ s{[^/]+/?$}{};
		1203	$path = "$base/$path";
		1204	}
		1205
		1206	for ($path) {
		1207	redo if s{//}{/};
		1208	redo if s{/\.?/}{/};
		1209	redo if s{/[^/]+/\.\./}{/};
		1210	}
		1211
		1212	$path
		1213	}
		1214
		1215	sub new_from_path {
		1216	my (undef, $path, $base) = @_;
		1217
		1218	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1219
		1220	$path = normalise $path, $base;
		1221
		1222	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1223	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1224	my $self = bless cf::map::new, $pkg;
		1225	$self->{path} = $path; $self->path ($path);
		1226	$self->init; # pass $1 etc.
		1227	return $self;
		1228	}
		1229	}
		1230
		1231	Carp::carp "unable to resolve path '$path' (base '$base').";
		1232	()
		1233	}
		1234
		1235	sub init {
		1236	my ($self) = @_;
		1237
		1238	$self
		1239	}
		1240
		1241	sub as_string {
		1242	my ($self) = @_;
		1243
		1244	"$self->{path}"
		1245	}
		1246
		1247	# the displayed name, this is a one way mapping
		1248	sub visible_name {
		1249	&as_string
		1250	}
		1251
		1252	# the original (read-only) location
		1253	sub load_path {
		1254	my ($self) = @_;
		1255
		1256	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1257	}
		1258
		1259	# the temporary/swap location
		1260	sub save_path {
		1261	my ($self) = @_;
		1262
		1263	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1264	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1265	}
		1266
		1267	# the unique path, undef == no special unique path
		1268	sub uniq_path {
		1269	my ($self) = @_;
		1270
		1271	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1272	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1142	}	1273	}
1143		1274
1144	# and all this just because we cannot iterate over	1275	# and all this just because we cannot iterate over
1145	# all maps in C++...	1276	# all maps in C++...
1146	sub change_all_map_light {	1277	sub change_all_map_light {
…		…
1148		1279
1149	$_->change_map_light ($change)	1280	$_->change_map_light ($change)
1150	for grep $_->outdoor, values %cf::MAP;	1281	for grep $_->outdoor, values %cf::MAP;
1151	}	1282	}
1152		1283
		1284	sub unlink_save {
		1285	my ($self) = @_;
		1286
		1287	utf8::encode (my $save = $self->save_path);
		1288	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1289	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1290	}
		1291
1153	sub try_load_header($) {	1292	sub load_header_from($) {
1154	my ($path) = @_;	1293	my ($self, $path) = @_;
1155		1294
1156	utf8::encode $path;	1295	utf8::encode $path;
1157	aio_open $path, O_RDONLY, 0	1296	aio_open $path, O_RDONLY, 0
1158	or return;	1297	or return;
1159		1298
1160	my $map = cf::map::new	1299	$self->_load_header ($path)
1161	or return;	1300	or return;
1162		1301
1163	# for better error messages only, will be overwritten	1302	$self->{load_path} = $path;
1164	$map->path ($path);
1165		1303
1166	$map->load_header ($path)	1304	1
		1305	}
		1306
		1307	sub load_header_orig {
		1308	my ($self) = @_;
		1309
		1310	$self->load_header_from ($self->load_path)
		1311	}
		1312
		1313	sub load_header_temp {
		1314	my ($self) = @_;
		1315
		1316	$self->load_header_from ($self->save_path)
		1317	}
		1318
		1319	sub prepare_temp {
		1320	my ($self) = @_;
		1321
		1322	$self->last_access ((delete $self->{last_access})
		1323	|| $cf::RUNTIME); #d#
		1324	# safety
		1325	$self->{instantiate_time} = $cf::RUNTIME
		1326	if $self->{instantiate_time} > $cf::RUNTIME;
		1327	}
		1328
		1329	sub prepare_orig {
		1330	my ($self) = @_;
		1331
		1332	$self->{load_original} = 1;
		1333	$self->{instantiate_time} = $cf::RUNTIME;
		1334	$self->last_access ($cf::RUNTIME);
		1335	$self->instantiate;
		1336	}
		1337
		1338	sub load_header {
		1339	my ($self) = @_;
		1340
		1341	if ($self->load_header_temp) {
		1342	$self->prepare_temp;
		1343	} else {
		1344	$self->load_header_orig
1167	or return;	1345	or return;
		1346	$self->prepare_orig;
		1347	}
1168		1348
1169	$map->{load_path} = $path;	1349	1
1170
1171	$map
1172	}	1350	}
1173		1351
1174	sub find;	1352	sub find;
1175	sub find {	1353	sub find {
1176	my ($path, $origin) = @_;	1354	my ($path, $origin) = @_;
1177		1355
1178	#warn "find<$path,$origin>\n";#d#
1179
1180	$path = new cf::path $path, $origin && $origin->path;	1356	$path = normalise $path, $origin && $origin->path;
1181	my $key = $path->as_string;
1182		1357
1183	cf::lock_wait "map_find:$key";	1358	cf::lock_wait "map_find:$path";
1184		1359
1185	$cf::MAP{$key} || do {	1360	$cf::MAP{$path} || do {
1186	my $guard = cf::lock_acquire "map_find:$key";	1361	my $guard = cf::lock_acquire "map_find:$path";
1187		1362	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;	1363	or return;
1207		1364
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;	1365	$map->{last_save} = $cf::RUNTIME;
1220		1366
1221	Coro::cede;	1367	$map->load_header
		1368	or return;
1222		1369
1223	if ($map->should_reset) {	1370	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1371	# doing this can freeze the server in a sync job, obviously
		1372	#$cf::WAIT_FOR_TICK->wait;
1224	$map->reset;	1373	$map->reset;
1225	undef $guard;	1374	undef $guard;
1226	$map = find $path	1375	return find $path;
1227	or return;
1228	}	1376	}
1229		1377
1230	$cf::MAP{$key} = $map	1378	$cf::MAP{$path} = $map
1231	}	1379	}
1232	}	1380	}
		1381
		1382	sub pre_load { }
		1383	sub post_load { }
1233		1384
1234	sub load {	1385	sub load {
1235	my ($self) = @_;	1386	my ($self) = @_;
1236		1387
		1388	local $self->{deny_reset} = 1; # loading can take a long time
		1389
1237	my $path = $self->{path};	1390	my $path = $self->{path};
1238	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1391	my $guard = cf::lock_acquire "map_load:$path";
1239		1392
1240	return if $self->in_memory != cf::MAP_SWAPPED;	1393	return if $self->in_memory != cf::MAP_SWAPPED;
1241		1394
1242	$self->in_memory (cf::MAP_LOADING);	1395	$self->in_memory (cf::MAP_LOADING);
1243		1396
1244	$self->alloc;	1397	$self->alloc;
		1398
		1399	$self->pre_load;
		1400
1245	$self->load_objects ($self->{load_path}, 1)	1401	$self->_load_objects ($self->{load_path}, 1)
1246	or return;	1402	or return;
1247		1403
1248	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1404	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1249	if delete $self->{load_original};	1405	if delete $self->{load_original};
1250		1406
1251	if (my $uniq = $path->uniq_path) {	1407	if (my $uniq = $self->uniq_path) {
1252	utf8::encode $uniq;	1408	utf8::encode $uniq;
1253	if (aio_open $uniq, O_RDONLY, 0) {	1409	if (aio_open $uniq, O_RDONLY, 0) {
1254	$self->clear_unique_items;	1410	$self->clear_unique_items;
1255	$self->load_objects ($uniq, 0);	1411	$self->_load_objects ($uniq, 0);
1256	}	1412	}
1257	}	1413	}
1258		1414
1259	Coro::cede;	1415	Coro::cede;
1260		1416
1261	# now do the right thing for maps	1417	# now do the right thing for maps
1262	$self->link_multipart_objects;	1418	$self->link_multipart_objects;
1263		1419
1264	if ($self->{path}->is_style_map) {	1420	unless ($self->{deny_activate}) {
1265	$self->{deny_save} = 1;	1421	$self->decay_objects;
1266	$self->{deny_reset} = 1;
1267	} else {
1268	$self->fix_auto_apply;	1422	$self->fix_auto_apply;
1269	$self->decay_objects;
1270	$self->update_buttons;	1423	$self->update_buttons;
		1424	Coro::cede;
1271	$self->set_darkness_map;	1425	$self->set_darkness_map;
1272	$self->difficulty ($self->estimate_difficulty)	1426	$self->difficulty ($self->estimate_difficulty)
1273	unless $self->difficulty;	1427	unless $self->difficulty;
		1428	Coro::cede;
1274	$self->activate;	1429	$self->activate;
1275	}	1430	}
1276		1431
1277	Coro::cede;	1432	$self->post_load;
1278		1433
1279	$self->in_memory (cf::MAP_IN_MEMORY);	1434	$self->in_memory (cf::MAP_IN_MEMORY);
		1435	}
		1436
		1437	sub customise_for {
		1438	my ($self, $ob) = @_;
		1439
		1440	return find "~" . $ob->name . "/" . $self->{path}
		1441	if $self->per_player;
		1442
		1443	$self
		1444	}
		1445
		1446	# find and load all maps in the 3x3 area around a map
		1447	sub load_diag {
		1448	my ($map) = @_;
		1449
		1450	my @diag; # diagonal neighbours
		1451
		1452	for (0 .. 3) {
		1453	my $neigh = $map->tile_path ($_)
		1454	or next;
		1455	$neigh = find $neigh, $map
		1456	or next;
		1457	$neigh->load;
		1458
		1459	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1460	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1461	}
		1462
		1463	for (@diag) {
		1464	my $neigh = find @$_
		1465	or next;
		1466	$neigh->load;
		1467	}
1280	}	1468	}
1281		1469
1282	sub find_sync {	1470	sub find_sync {
1283	my ($path, $origin) = @_;	1471	my ($path, $origin) = @_;
1284		1472
1285	cf::sync_job { cf::map::find $path, $origin }	1473	cf::sync_job { find $path, $origin }
1286	}	1474	}
1287		1475
1288	sub do_load_sync {	1476	sub do_load_sync {
1289	my ($map) = @_;	1477	my ($map) = @_;
1290		1478
1291	cf::sync_job { $map->load };	1479	cf::sync_job { $map->load };
1292	}	1480	}
1293		1481
		1482	our %MAP_PREFETCH;
		1483	our $MAP_PREFETCHER = undef;
		1484
		1485	sub find_async {
		1486	my ($path, $origin) = @_;
		1487
		1488	$path = normalise $path, $origin && $origin->{path};
		1489
		1490	if (my $map = $cf::MAP{$path}) {
		1491	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1492	}
		1493
		1494	undef $MAP_PREFETCH{$path};
		1495	$MAP_PREFETCHER ||= cf::async {
		1496	while (%MAP_PREFETCH) {
		1497	for my $path (keys %MAP_PREFETCH) {
		1498	my $map = find $path
		1499	or next;
		1500	$map->load;
		1501
		1502	delete $MAP_PREFETCH{$path};
		1503	}
		1504	}
		1505	undef $MAP_PREFETCHER;
		1506	};
		1507	$MAP_PREFETCHER->prio (6);
		1508
		1509	()
		1510	}
		1511
1294	sub save {	1512	sub save {
1295	my ($self) = @_;	1513	my ($self) = @_;
1296		1514
1297	my $lock = cf::lock_acquire "map_data:" . $self->path;	1515	my $lock = cf::lock_acquire "map_data:" . $self->path;
1298		1516
1299	$self->{last_save} = $cf::RUNTIME;	1517	$self->{last_save} = $cf::RUNTIME;
1300		1518
1301	return unless $self->dirty;	1519	return unless $self->dirty;
1302		1520
1303	my $save = $self->{path}->save_path; utf8::encode $save;	1521	my $save = $self->save_path; utf8::encode $save;
1304	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1522	my $uniq = $self->uniq_path; utf8::encode $uniq;
1305		1523
1306	$self->{load_path} = $save;	1524	$self->{load_path} = $save;
1307		1525
1308	return if $self->{deny_save};	1526	return if $self->{deny_save};
1309		1527
1310	local $self->{last_access} = $self->last_access;#d#	1528	local $self->{last_access} = $self->last_access;#d#
1311		1529
		1530	cf::async {
		1531	$_->contr->save for $self->players;
		1532	};
		1533
1312	if ($uniq) {	1534	if ($uniq) {
1313	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1535	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1314	$self->save_objects ($uniq, cf::IO_UNIQUES);	1536	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1315	} else {	1537	} else {
1316	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1538	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1317	}	1539	}
1318	}	1540	}
1319		1541
1320	sub swap_out {	1542	sub swap_out {
1321	my ($self) = @_;	1543	my ($self) = @_;
…		…
1335		1557
1336	sub reset_at {	1558	sub reset_at {
1337	my ($self) = @_;	1559	my ($self) = @_;
1338		1560
1339	# TODO: safety, remove and allow resettable per-player maps	1561	# TODO: safety, remove and allow resettable per-player maps
1340	return 1e99 if $self->{path}{user_rel};	1562	return 1e99 if $self->isa ("ext::map_per_player");#d#
1341	return 1e99 if $self->{deny_reset};	1563	return 1e99 if $self->{deny_reset};
1342		1564
1343	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1565	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1344	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1566	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1345		1567
…		…
1350	my ($self) = @_;	1572	my ($self) = @_;
1351		1573
1352	$self->reset_at <= $cf::RUNTIME	1574	$self->reset_at <= $cf::RUNTIME
1353	}	1575	}
1354		1576
1355	sub unlink_save {
1356	my ($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	$self->save;
1374	}
1375
1376	sub reset {	1577	sub reset {
1377	my ($self) = @_;	1578	my ($self) = @_;
1378		1579
1379	my $lock = cf::lock_acquire "map_data:" . $self->path;	1580	my $lock = cf::lock_acquire "map_data:$self->{path}";
1380		1581
1381	return if $self->players;	1582	return if $self->players;
1382	return if $self->{path}{user_rel};#d#	1583	return if $self->isa ("ext::map_per_player");#d#
1383		1584
1384	warn "resetting map ", $self->path;#d#	1585	warn "resetting map ", $self->path;#d#
1385		1586
1386	delete $cf::MAP{$self->path};	1587	delete $cf::MAP{$self->path};
		1588
		1589	$self->in_memory (cf::MAP_SWAPPED);
		1590	$self->clear;
1387		1591
1388	$_->clear_links_to ($self) for values %cf::MAP;	1592	$_->clear_links_to ($self) for values %cf::MAP;
1389		1593
1390	$self->unlink_save;	1594	$self->unlink_save;
1391	$self->destroy;	1595	$self->destroy;
…		…
1394	my $nuke_counter = "aaaa";	1598	my $nuke_counter = "aaaa";
1395		1599
1396	sub nuke {	1600	sub nuke {
1397	my ($self) = @_;	1601	my ($self) = @_;
1398		1602
		1603	delete $cf::MAP{$self->path};
		1604
		1605	$self->unlink_save;
		1606
		1607	bless $self, "cf::map";
		1608	delete $self->{deny_reset};
1399	$self->{deny_save} = 1;	1609	$self->{deny_save} = 1;
1400	$self->reset_timeout (1);	1610	$self->reset_timeout (1);
1401	$self->rename ("{nuke}/" . ($nuke_counter++));	1611	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1612
		1613	$cf::MAP{$self->path} = $self;
		1614
1402	$self->reset; # polite request, might not happen	1615	$self->reset; # polite request, might not happen
1403	}	1616	}
1404		1617
1405	sub customise_for {	1618	=item cf::map::unique_maps
1406	my ($map, $ob) = @_;
1407		1619
1408	if ($map->per_player) {	1620	Returns an arrayref of paths of all shared maps that have
1409	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1621	instantiated unique items. May block.
1410	}
1411		1622
1412	$map	1623	=cut
1413	}
1414		1624
1415	sub emergency_save {	1625	sub unique_maps() {
1416	my $freeze_guard = cf::freeze_mainloop;	1626	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1627	or return;
1417		1628
1418	warn "enter emergency map save\n";	1629	my @paths;
1419		1630
1420	cf::sync_job {	1631	for (@$files) {
1421	warn "begin emergency map save\n";	1632	utf8::decode $_;
1422	$_->save for values %cf::MAP;	1633	next if /\.pst$/;
		1634	next unless /^$PATH_SEP/o;
		1635
		1636	push @paths, cf::map::normalise $_;
1423	};	1637	}
1424		1638
1425	warn "end emergency map save\n";	1639	\@paths
1426	}	1640	}
1427		1641
1428	package cf;	1642	package cf;
1429		1643
1430	=back	1644	=back
1431		1645
		1646	=head3 cf::object
		1647
		1648	=cut
		1649
		1650	package cf::object;
		1651
		1652	=over 4
		1653
		1654	=item $ob->inv_recursive
		1655
		1656	Returns the inventory of the object _and_ their inventories, recursively.
		1657
		1658	=cut
		1659
		1660	sub inv_recursive_;
		1661	sub inv_recursive_ {
		1662	map { $_, inv_recursive_ $_->inv } @_
		1663	}
		1664
		1665	sub inv_recursive {
		1666	inv_recursive_ inv $_[0]
		1667	}
		1668
		1669	package cf;
		1670
		1671	=back
1432		1672
1433	=head3 cf::object::player	1673	=head3 cf::object::player
1434		1674
1435	=over 4	1675	=over 4
1436		1676
…		…
1476		1716
1477	=item $player_object->enter_link	1717	=item $player_object->enter_link
1478		1718
1479	Freezes the player and moves him/her to a special map (C<{link}>).	1719	Freezes the player and moves him/her to a special map (C<{link}>).
1480		1720
1481	The player should be reaosnably safe there for short amounts of time. You	1721	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.	1722	I<MUST> call C<leave_link> as soon as possible, though.
1483		1723
		1724	Will never block.
		1725
1484	=item $player_object->leave_link ($map, $x, $y)	1726	=item $player_object->leave_link ($map, $x, $y)
1485		1727
1486	Moves the player out of the specila link map onto the given map. If the	1728	Moves the player out of the special C<{link}> map onto the specified
1487	map is not valid (or omitted), the player will be moved back to the	1729	map. If the map is not valid (or omitted), the player will be moved back
1488	location he/she was before the call to C<enter_link>, or, if that fails,	1730	to the location he/she was before the call to C<enter_link>, or, if that
1489	to the emergency map position.	1731	fails, to the emergency map position.
1490		1732
1491	Might block.	1733	Might block.
1492		1734
1493	=cut	1735	=cut
		1736
		1737	sub link_map {
		1738	unless ($LINK_MAP) {
		1739	$LINK_MAP = cf::map::find "{link}"
		1740	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1741	$LINK_MAP->load;
		1742	}
		1743
		1744	$LINK_MAP
		1745	}
1494		1746
1495	sub cf::object::player::enter_link {	1747	sub cf::object::player::enter_link {
1496	my ($self) = @_;	1748	my ($self) = @_;
1497		1749
1498	$self->deactivate_recursive;	1750	$self->deactivate_recursive;
1499		1751
1500	return if $self->map == $LINK_MAP;	1752	return if UNIVERSAL::isa $self->map, "ext::map_link";
1501		1753
1502	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1754	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1503	if $self->map;	1755	if $self->map;
1504		1756
1505	$self->enter_map ($LINK_MAP, 20, 20);	1757	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1506	}	1758	}
1507		1759
1508	sub cf::object::player::leave_link {	1760	sub cf::object::player::leave_link {
1509	my ($self, $map, $x, $y) = @_;	1761	my ($self, $map, $x, $y) = @_;
1510		1762
…		…
1528	# use -1 or undef as default coordinates, not 0, 0	1780	# use -1 or undef as default coordinates, not 0, 0
1529	($x, $y) = ($map->enter_x, $map->enter_y)	1781	($x, $y) = ($map->enter_x, $map->enter_y)
1530	if $x <=0 && $y <= 0;	1782	if $x <=0 && $y <= 0;
1531		1783
1532	$map->load;	1784	$map->load;
		1785	$map->load_diag;
1533		1786
		1787	return unless $self->contr->active;
1534	$self->activate_recursive;	1788	$self->activate_recursive;
1535	$self->enter_map ($map, $x, $y);	1789	$self->enter_map ($map, $x, $y);
1536	}	1790	}
1537		1791
1538	cf::player->attach (	1792	cf::player->attach (
…		…
1550	my ($pl) = @_;	1804	my ($pl) = @_;
1551		1805
1552	# try to abort aborted map switching on player login :)	1806	# try to abort aborted map switching on player login :)
1553	# should happen only on crashes	1807	# should happen only on crashes
1554	if ($pl->ob->{_link_pos}) {	1808	if ($pl->ob->{_link_pos}) {
1555
1556	$pl->ob->enter_link;	1809	$pl->ob->enter_link;
1557	(async {	1810	(async {
1558	# we need this sleep as the login has a concurrent enter_exit running	1811	# 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	1812	# and this sleep increases chances of the player not ending up in scorn
1560	$pl->ob->reply (undef,	1813	$pl->ob->reply (undef,
…		…
1576	my ($self, $path, $x, $y) = @_;	1829	my ($self, $path, $x, $y) = @_;
1577		1830
1578	$self->enter_link;	1831	$self->enter_link;
1579		1832
1580	(async {	1833	(async {
1581	$path = new cf::path $path;	1834	my $map = eval {
1582
1583	my $map = cf::map::find $path->as_string;	1835	my $map = cf::map::find $path;
1584	$map = $map->customise_for ($self) if $map;	1836	$map = $map->customise_for ($self) if $map;
1585		1837	$map
1586	# warn "entering ", $map->path, " at ($x, $y)\n"	1838	} or
1587	# if $map;
1588
1589	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1839	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1590		1840
1591	$self->leave_link ($map, $x, $y);	1841	$self->leave_link ($map, $x, $y);
1592	})->prio (1);	1842	})->prio (1);
1593	}	1843	}
1594		1844
…		…
1598		1848
1599	sub parse_random_map_params {	1849	sub parse_random_map_params {
1600	my ($spec) = @_;	1850	my ($spec) = @_;
1601		1851
1602	my $rmp = { # defaults	1852	my $rmp = { # defaults
1603	xsize => 10,	1853	xsize => (cf::rndm 15, 40),
1604	ysize => 10,	1854	ysize => (cf::rndm 15, 40),
		1855	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1856	#layout => string,
1605	};	1857	};
1606		1858
1607	for (split /\n/, $spec) {	1859	for (split /\n/, $spec) {
1608	my ($k, $v) = split /\s+/, $_, 2;	1860	my ($k, $v) = split /\s+/, $_, 2;
1609		1861
…		…
1613	$rmp	1865	$rmp
1614	}	1866	}
1615		1867
1616	sub prepare_random_map {	1868	sub prepare_random_map {
1617	my ($exit) = @_;	1869	my ($exit) = @_;
		1870
		1871	my $guard = cf::lock_acquire "exit_prepare:$exit";
1618		1872
1619	# all this does is basically replace the /! path by	1873	# all this does is basically replace the /! path by
1620	# a new random map path (?random/...) with a seed	1874	# a new random map path (?random/...) with a seed
1621	# that depends on the exit object	1875	# that depends on the exit object
1622		1876
1623	my $rmp = parse_random_map_params $exit->msg;	1877	my $rmp = parse_random_map_params $exit->msg;
1624		1878
1625	if ($exit->map) {	1879	if ($exit->map) {
1626	$rmp->{region} = $exit->map->region_name;	1880	$rmp->{region} = $exit->region->name;
1627	$rmp->{origin_map} = $exit->map->path;	1881	$rmp->{origin_map} = $exit->map->path;
1628	$rmp->{origin_x} = $exit->x;	1882	$rmp->{origin_x} = $exit->x;
1629	$rmp->{origin_y} = $exit->y;	1883	$rmp->{origin_y} = $exit->y;
1630	}	1884	}
1631		1885
1632	$rmp->{random_seed} ||= $exit->random_seed;	1886	$rmp->{random_seed} ||= $exit->random_seed;
1633		1887
1634	my $data = cf::to_json $rmp;	1888	my $data = cf::to_json $rmp;
1635	my $md5 = Digest::MD5::md5_hex $data;	1889	my $md5 = Digest::MD5::md5_hex $data;
		1890	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1636		1891
1637	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1892	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1638	aio_write $fh, 0, (length $data), $data, 0;	1893	aio_write $fh, 0, (length $data), $data, 0;
		1894	undef $fh;
		1895	aio_rename "$meta~", $meta;
1639		1896
1640	$exit->slaying ("?random/$md5");	1897	$exit->slaying ("?random/$md5");
1641	$exit->msg (undef);	1898	$exit->msg (undef);
1642	}	1899	}
1643	}	1900	}
1644		1901
1645	sub cf::object::player::enter_exit {	1902	sub cf::object::player::enter_exit {
1646	my ($self, $exit) = @_;	1903	my ($self, $exit) = @_;
1647		1904
1648	return unless $self->type == cf::PLAYER;	1905	return unless $self->type == cf::PLAYER;
		1906
		1907	if ($exit->slaying eq "/!") {
		1908	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1909	cf::sync_job { prepare_random_map $exit };
		1910	}
		1911
		1912	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1913	my $hp = $exit->stats->hp;
		1914	my $sp = $exit->stats->sp;
1649		1915
1650	$self->enter_link;	1916	$self->enter_link;
1651		1917
1652	(async {	1918	(async {
1653	$self->deactivate_recursive; # just to be sure	1919	$self->deactivate_recursive; # just to be sure
1654	unless (eval {	1920	unless (eval {
1655	prepare_random_map $exit	1921	$self->goto ($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		1922
1661	1;	1923	1;
1662	}) {	1924	}) {
1663	$self->message ("Something went wrong deep within the crossfire server. "	1925	$self->message ("Something went wrong deep within the crossfire server. "
1664	. "I'll try to bring you back to the map you were before. "	1926	. "I'll try to bring you back to the map you were before. "
1665	. "Please report this to the dungeon master",	1927	. "Please report this to the dungeon master!",
1666	cf::NDI_UNIQUE | cf::NDI_RED);	1928	cf::NDI_UNIQUE | cf::NDI_RED);
1667		1929
1668	warn "ERROR in enter_exit: $@";	1930	warn "ERROR in enter_exit: $@";
1669	$self->leave_link;	1931	$self->leave_link;
1670	}	1932	}
…		…
1953	sub db_sync() {	2215	sub db_sync() {
1954	db_save if $dirty;	2216	db_save if $dirty;
1955	undef $dirty;	2217	undef $dirty;
1956	}	2218	}
1957		2219
1958	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2220	my $idle = Event->idle (
1959	db_sync;	2221	reentrant => 0,
		2222	min => 10,
		2223	max => 20,
		2224	repeat => 0,
		2225	data => WF_AUTOCANCEL,
		2226	cb => \&db_sync,
1960	});	2227	);
1961		2228
1962	sub db_dirty() {	2229	sub db_dirty() {
1963	$dirty = 1;	2230	$dirty = 1;
1964	$idle->start;	2231	$idle->start;
1965	}	2232	}
…		…
2002	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2269	$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};	2270	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2004		2271
2005	if (exists $CFG{mlockall}) {	2272	if (exists $CFG{mlockall}) {
2006	eval {	2273	eval {
2007	$CFG{mlockall} ? &mlockall : &munlockall	2274	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2008	and die "WARNING: m(un)lockall failed: $!\n";	2275	and die "WARNING: m(un)lockall failed: $!\n";
2009	};	2276	};
2010	warn $@ if $@;	2277	warn $@ if $@;
2011	}	2278	}
2012	}	2279	}
2013		2280
2014	sub main {	2281	sub main {
2015	# we must not ever block the main coroutine	2282	# we must not ever block the main coroutine
2016	local $Coro::idle = sub {	2283	local $Coro::idle = sub {
2017	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2284	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2285	(async {
2018	async { Event::one_event };	2286	Event::one_event;
		2287	})->prio (Coro::PRIO_MAX);
2019	};	2288	};
2020		2289
2021	cfg_load;	2290	cfg_load;
2022	db_load;	2291	db_load;
2023	load_extensions;	2292	load_extensions;
		2293
		2294	$TICK_WATCHER->start;
2024	Event::loop;	2295	Event::loop;
2025	}	2296	}
2026		2297
2027	#############################################################################	2298	#############################################################################
2028	# initialisation	2299	# initialisation and cleanup
		2300
		2301	# install some emergency cleanup handlers
		2302	BEGIN {
		2303	for my $signal (qw(INT HUP TERM)) {
		2304	Event->signal (
		2305	reentrant => 0,
		2306	data => WF_AUTOCANCEL,
		2307	signal => $signal,
		2308	prio => 0,
		2309	cb => sub {
		2310	cf::cleanup "SIG$signal";
		2311	},
		2312	);
		2313	}
		2314	}
		2315
		2316	sub emergency_save() {
		2317	my $freeze_guard = cf::freeze_mainloop;
		2318
		2319	warn "enter emergency perl save\n";
		2320
		2321	cf::sync_job {
		2322	# use a peculiar iteration method to avoid tripping on perl
		2323	# refcount bugs in for. also avoids problems with players
		2324	# and maps saved/destroyed asynchronously.
		2325	warn "begin emergency player save\n";
		2326	for my $login (keys %cf::PLAYER) {
		2327	my $pl = $cf::PLAYER{$login} or next;
		2328	$pl->valid or next;
		2329	$pl->save;
		2330	}
		2331	warn "end emergency player save\n";
		2332
		2333	warn "begin emergency map save\n";
		2334	for my $path (keys %cf::MAP) {
		2335	my $map = $cf::MAP{$path} or next;
		2336	$map->valid or next;
		2337	$map->save;
		2338	}
		2339	warn "end emergency map save\n";
		2340	};
		2341
		2342	warn "leave emergency perl save\n";
		2343	}
2029		2344
2030	sub reload() {	2345	sub reload() {
2031	# can/must only be called in main	2346	# can/must only be called in main
2032	if ($Coro::current != $Coro::main) {	2347	if ($Coro::current != $Coro::main) {
2033	warn "can only reload from main coroutine\n";	2348	warn "can only reload from main coroutine";
2034	return;	2349	return;
2035	}	2350	}
2036		2351
2037	warn "reloading...";	2352	warn "reloading...";
2038		2353
2039	my $guard = freeze_mainloop;	2354	warn "cancelling server ticker";
		2355	$TICK_WATCHER->cancel;
		2356
2040	cf::emergency_save;	2357	cf::emergency_save;
2041		2358
2042	eval {	2359	eval {
2043	# if anything goes wrong in here, we should simply crash as we already saved	2360	# if anything goes wrong in here, we should simply crash as we already saved
2044		2361
2045	# cancel all watchers	2362	warn "syncing database to disk";
		2363	cf::db_sync;
		2364
		2365	warn "cancelling all WF_AUTOCANCEL watchers";
2046	for (Event::all_watchers) {	2366	for (Event::all_watchers) {
2047	$_->cancel if $_->data & WF_AUTOCANCEL;	2367	$_->cancel if $_->data & WF_AUTOCANCEL;
2048	}	2368	}
2049		2369
		2370	warn "flushing outstanding aio requests";
		2371	for (;;) {
		2372	IO::AIO::flush;
		2373	Coro::cede;
		2374	last unless IO::AIO::nreqs;
		2375	warn "iterate...";
		2376	}
		2377
2050	# cancel all extension coros	2378	warn "cancelling all extension coros";
2051	$_->cancel for values %EXT_CORO;	2379	$_->cancel for values %EXT_CORO;
2052	%EXT_CORO = ();	2380	%EXT_CORO = ();
2053		2381
2054	# unload all extensions	2382	warn "removing commands";
2055	for (@exts) {	2383	%COMMAND = ();
		2384
		2385	warn "removing ext commands";
		2386	%EXTCMD = ();
		2387
		2388	warn "unloading/nuking all extensions";
		2389	for my $pkg (@EXTS) {
2056	warn "unloading <$_>";	2390	warn "... unloading $pkg";
2057	unload_extension $_;	2391
		2392	if (my $cb = $pkg->can ("unload")) {
		2393	eval {
		2394	$cb->($pkg);
		2395	1
		2396	} or warn "$pkg unloaded, but with errors: $@";
2058	}	2397	}
2059		2398
		2399	warn "... nuking $pkg";
		2400	Symbol::delete_package $pkg;
		2401	}
		2402
2060	# unload all modules loaded from $LIBDIR	2403	warn "unloading all perl modules loaded from $LIBDIR";
2061	while (my ($k, $v) = each %INC) {	2404	while (my ($k, $v) = each %INC) {
2062	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2405	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2063		2406
2064	warn "removing <$k>";	2407	warn "... unloading $k";
2065	delete $INC{$k};	2408	delete $INC{$k};
2066		2409
2067	$k =~ s/\.pm$//;	2410	$k =~ s/\.pm$//;
2068	$k =~ s/\//::/g;	2411	$k =~ s/\//::/g;
2069		2412
…		…
2072	}	2415	}
2073		2416
2074	Symbol::delete_package $k;	2417	Symbol::delete_package $k;
2075	}	2418	}
2076		2419
2077	# sync database to disk
2078	cf::db_sync;
2079	IO::AIO::flush;
2080
2081	# get rid of safe::, as good as possible	2420	warn "getting rid of safe::, as good as possible";
2082	Symbol::delete_package "safe::$_"	2421	Symbol::delete_package "safe::$_"
2083	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2422	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2084		2423
2085	# remove register_script_function callbacks
2086	# TODO
2087
2088	# unload cf.pm "a bit"	2424	warn "unloading cf.pm \"a bit\"";
2089	delete $INC{"cf.pm"};	2425	delete $INC{"cf.pm"};
2090		2426
2091	# don't, removes xs symbols, too,	2427	# don't, removes xs symbols, too,
2092	# and global variables created in xs	2428	# and global variables created in xs
2093	#Symbol::delete_package __PACKAGE__;	2429	#Symbol::delete_package __PACKAGE__;
2094		2430
2095	# reload cf.pm	2431	warn "unload completed, starting to reload now";
		2432
2096	warn "reloading cf.pm";	2433	warn "reloading cf.pm";
2097	require cf;	2434	require cf;
2098	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2435	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2099		2436
2100	# load config and database again	2437	warn "loading config and database again";
2101	cf::cfg_load;	2438	cf::cfg_load;
2102	cf::db_load;	2439	cf::db_load;
2103		2440
2104	# load extensions
2105	warn "load extensions";	2441	warn "loading extensions";
2106	cf::load_extensions;	2442	cf::load_extensions;
2107		2443
2108	# reattach attachments to objects	2444	warn "reattaching attachments to objects/players";
2109	warn "reattach";
2110	_global_reattach;	2445	_global_reattach;
		2446	warn "reattaching attachments to maps";
		2447	reattach $_ for values %MAP;
		2448
		2449	warn "restarting server ticker";
		2450
		2451	$TICK_WATCHER->start;
2111	};	2452	};
2112		2453
2113	if ($@) {	2454	if ($@) {
2114	warn $@;	2455	warn $@;
2115	warn "error while reloading, exiting.";	2456	warn "error while reloading, exiting.";
2116	exit 1;	2457	exit 1;
2117	}	2458	}
2118		2459
2119	warn "reloaded successfully";	2460	warn "reloaded";
2120	};	2461	};
2121		2462
2122	#############################################################################	2463	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} = $LINK_MAP;
2163	}
2164
2165	register "<global>", __PACKAGE__;
2166		2464
2167	register_command "reload" => sub {	2465	register_command "reload" => sub {
2168	my ($who, $arg) = @_;	2466	my ($who, $arg) = @_;
2169		2467
2170	if ($who->flag (FLAG_WIZ)) {	2468	if ($who->flag (FLAG_WIZ)) {
2171	$who->message ("start of reload.");	2469	$who->message ("reloading server.");
		2470
		2471	# doing reload synchronously and two reloads happen back-to-back,
		2472	# coro crashes during coro_state_free->destroy here.
		2473
		2474	$RELOAD_WATCHER ||= Event->timer (
		2475	reentrant => 0,
		2476	after => 0,
		2477	data => WF_AUTOCANCEL,
		2478	cb => sub {
2172	reload;	2479	reload;
2173	$who->message ("end of reload.");	2480	undef $RELOAD_WATCHER;
		2481	},
		2482	);
2174	}	2483	}
2175	};	2484	};
2176		2485
2177	unshift @INC, $LIBDIR;	2486	unshift @INC, $LIBDIR;
		2487
		2488	my $bug_warning = 0;
2178		2489
2179	$TICK_WATCHER = Event->timer (	2490	$TICK_WATCHER = Event->timer (
2180	reentrant => 0,	2491	reentrant => 0,
		2492	parked => 1,
2181	prio => 0,	2493	prio => 0,
2182	at => $NEXT_TICK || $TICK,	2494	at => $NEXT_TICK || $TICK,
2183	data => WF_AUTOCANCEL,	2495	data => WF_AUTOCANCEL,
2184	cb => sub {	2496	cb => sub {
		2497	if ($Coro::current != $Coro::main) {
		2498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2499	unless ++$bug_warning > 10;
		2500	return;
		2501	}
		2502
		2503	$NOW = Event::time;
		2504
2185	cf::server_tick; # one server iteration	2505	cf::server_tick; # one server iteration
2186	$RUNTIME += $TICK;	2506	$RUNTIME += $TICK;
2187	$NEXT_TICK += $TICK;	2507	$NEXT_TICK += $TICK;
		2508
		2509	$WAIT_FOR_TICK->broadcast;
		2510	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2511
		2512	Event::sweep;
		2513	Coro::cede_notself;
		2514
		2515	# my $AFTER = Event::time;
		2516	# warn $AFTER - $NOW;#d#
2188		2517
2189	# if we are delayed by four ticks or more, skip them all	2518	# if we are delayed by four ticks or more, skip them all
2190	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2519	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2191		2520
2192	$TICK_WATCHER->at ($NEXT_TICK);	2521	$TICK_WATCHER->at ($NEXT_TICK);
2193	$TICK_WATCHER->start;	2522	$TICK_WATCHER->start;
2194	},	2523	},
2195	);	2524	);
2196		2525
2197	IO::AIO::max_poll_time $TICK * 0.2;	2526	IO::AIO::max_poll_time $TICK * 0.1;
2198		2527
2199	Event->io (	2528	undef $Coro::AIO::WATCHER;
		2529	$AIO_POLL_WATCHER = Event->io (
		2530	reentrant => 0,
2200	fd => IO::AIO::poll_fileno,	2531	fd => IO::AIO::poll_fileno,
2201	poll => 'r',	2532	poll => 'r',
2202	prio => 5,	2533	prio => 6,
2203	data => WF_AUTOCANCEL,	2534	data => WF_AUTOCANCEL,
2204	cb => \&IO::AIO::poll_cb,	2535	cb => \&IO::AIO::poll_cb,
2205	);	2536	);
2206		2537
2207	Event->timer (	2538	$WRITE_RUNTIME_WATCHER = Event->timer (
		2539	reentrant => 0,
2208	data => WF_AUTOCANCEL,	2540	data => WF_AUTOCANCEL,
2209	after => 0,	2541	after => 1,
2210	interval => 10,	2542	interval => 10,
2211	cb => sub {	2543	prio => 6, # keep it lowest so it acts like a watchdog
2212	(Coro::unblock_sub {	2544	cb => Coro::unblock_sub {
2213	write_runtime	2545	write_runtime
2214	or warn "ERROR: unable to write runtime file: $!";	2546	or warn "ERROR: unable to write runtime file: $!";
2215	})->();
2216	},	2547	},
2217	);	2548	);
2218		2549
2219	END { cf::emergency_save }	2550	END { cf::emergency_save }
2220		2551

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