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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.138 by root, Fri Jan 5 17:07:17 2007 UTC vs.
Revision 1.186 by root, Sat Jan 20 01:12:39 2007 UTC

…		…
8	use Storable;	8	use Storable;
9	use Opcode;	9	use Opcode;
10	use Safe;	10	use Safe;
11	use Safe::Hole;	11	use Safe::Hole;
12		12
13	use Coro 3.3 ();	13	use Coro 3.4 ();
14	use Coro::Event;	14	use Coro::Event;
15	use Coro::Timer;	15	use Coro::Timer;
16	use Coro::Signal;	16	use Coro::Signal;
17	use Coro::Semaphore;	17	use Coro::Semaphore;
18	use Coro::AIO;	18	use Coro::AIO;
19		19
		20	use Data::Dumper;
20	use Digest::MD5;	21	use Digest::MD5;
21	use Fcntl;	22	use Fcntl;
22	use IO::AIO 2.31 ();	23	use IO::AIO 2.32 ();
23	use YAML::Syck ();	24	use YAML::Syck ();
24	use Time::HiRes;	25	use Time::HiRes;
25		26
26	use Event; $Event::Eval = 1; # no idea why this is required, but it is	27	use Event; $Event::Eval = 1; # no idea why this is required, but it is
27		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
28	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
30		33
31	$Coro::main->prio (2); # 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
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34		35
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	$guard
232	}	271	}
		272
		273	=item cf::async { BLOCK }
		274
		275	Currently the same as Coro::async_pool, meaning you cannot use
		276	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		277	thing you are allowed to do is call C<prio> on it.
		278
		279	=cut
		280
		281	BEGIN { *async = \&Coro::async_pool }
233		282
234	=item cf::sync_job { BLOCK }	283	=item cf::sync_job { BLOCK }
235		284
236	The design of crossfire+ requires that the main coro ($Coro::main) is	285	The design of crossfire+ requires that the main coro ($Coro::main) is
237	always able to handle events or runnable, as crossfire+ is only partly	286	always able to handle events or runnable, as crossfire+ is only partly
…		…
256	my $freeze_guard = freeze_mainloop;	305	my $freeze_guard = freeze_mainloop;
257		306
258	my $busy = 1;	307	my $busy = 1;
259	my @res;	308	my @res;
260		309
261	(Coro::async_pool {	310	(async {
262	@res = eval { $job->() };	311	@res = eval { $job->() };
263	warn $@ if $@;	312	warn $@ if $@;
264	undef $busy;	313	undef $busy;
265	})->prio (Coro::PRIO_MAX);	314	})->prio (Coro::PRIO_MAX);
266		315
267	while ($busy) {	316	while ($busy) {
268	Coro::cede_notself;	317	Coro::cede or Event::one_event;
269	Event::one_event unless Coro::nready;
270	}	318	}
271		319
272	wantarray ? @res : $res[0]	320	wantarray ? @res : $res[0]
273	} else {	321	} else {
274	# we are in another coroutine, how wonderful, everything just works	322	# we are in another coroutine, how wonderful, everything just works
275		323
276	$job->()	324	$job->()
277	}	325	}
278	}	326	}
279		327
280	=item $coro = cf::coro { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
281		329
282	Creates (and readies) and returns a new coro. This coro is automcatially	330	Like async, but this coro is automatically being canceled when the
283	being canceled when the extension calling this is being unloaded.	331	extension calling this is being unloaded.
284		332
285	=cut	333	=cut
286		334
287	sub coro(&) {	335	sub async_ext(&) {
288	my $cb = shift;	336	my $cb = shift;
289		337
290	my $coro = &Coro::async_pool ($cb);	338	my $coro = &Coro::async ($cb);
291		339
292	$coro->on_destroy (sub {	340	$coro->on_destroy (sub {
293	delete $EXT_CORO{$coro+0};	341	delete $EXT_CORO{$coro+0};
294	});	342	});
295	$EXT_CORO{$coro+0} = $coro;	343	$EXT_CORO{$coro+0} = $coro;
…		…
301	my $runtime = cf::localdir . "/runtime";	349	my $runtime = cf::localdir . "/runtime";
302		350
303	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	351	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
304	or return;	352	or return;
305		353
		354	my $value = $cf::RUNTIME + 90 + 10;
306	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
307	(aio_write $fh, 0, (length $value), $value, 0) <= 0	358	(aio_write $fh, 0, (length $value), $value, 0) <= 0
308	and return;	359	and return;
309		360
310	aio_fsync $fh	361	aio_fsync $fh
311	and return;	362	and return;
…		…
320	}	371	}
321		372
322	=back	373	=back
323		374
324	=cut	375	=cut
325
326	#############################################################################
327
328	package cf::path;
329
330	sub new {
331	my ($class, $path, $base) = @_;
332
333	$path = $path->as_string if ref $path;
334
335	my $self = bless { }, $class;
336
337	# {... are special paths that are not touched
338	# ?xxx/... are special absolute paths
339	# ?random/... random maps
340	# /! non-realised random map exit
341	# /... normal maps
342	# ~/... per-player maps without a specific player (DO NOT USE)
343	# ~user/... per-player map of a specific user
344
345	if ($path =~ /^{/) {
346	# fine as it is
347	} elsif ($path =~ s{^\?random/}{}) {
348	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
349	$self->{random} = cf::from_json $data;
350	} else {
351	if ($path =~ s{^~([^/]+)?}{}) {
352	$self->{user_rel} = 1;
353
354	if (defined $1) {
355	$self->{user} = $1;
356	} elsif ($base =~ m{^~([^/]+)/}) {
357	$self->{user} = $1;
358	} else {
359	warn "cannot resolve user-relative path without user <$path,$base>\n";
360	}
361	} elsif ($path =~ /^\//) {
362	# already absolute
363	} else {
364	$base =~ s{[^/]+/?$}{};
365	return $class->new ("$base/$path");
366	}
367
368	for ($path) {
369	redo if s{/\.?/}{/};
370	redo if s{/[^/]+/\.\./}{/};
371	}
372	}
373
374	$self->{path} = $path;
375
376	$self
377	}
378
379	# the name / primary key / in-game path
380	sub as_string {
381	my ($self) = @_;
382
383	$self->{user_rel} ? "~$self->{user}$self->{path}"
384	: $self->{random} ? "?random/$self->{path}"
385	: $self->{path}
386	}
387
388	# the displayed name, this is a one way mapping
389	sub visible_name {
390	my ($self) = @_;
391
392	# if (my $rmp = $self->{random}) {
393	# # todo: be more intelligent about this
394	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
395	# } else {
396	$self->as_string
397	# }
398	}
399
400	# escape the /'s in the path
401	sub _escaped_path {
402	# ∕ is U+2215
403	(my $path = $_[0]{path}) =~ s/\//∕/g;
404	$path
405	}
406
407	# the original (read-only) location
408	sub load_path {
409	my ($self) = @_;
410
411	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
412	}
413
414	# the temporary/swap location
415	sub save_path {
416	my ($self) = @_;
417
418	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
419	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
420	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
421	}
422
423	# the unique path, might be eq to save_path
424	sub uniq_path {
425	my ($self) = @_;
426
427	$self->{user_rel} || $self->{random}
428	? undef
429	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
430	}
431
432	# return random map parameters, or undef
433	sub random_map_params {
434	my ($self) = @_;
435
436	$self->{random}
437	}
438
439	# this is somewhat ugly, but style maps do need special treatment
440	sub is_style_map {
441	$_[0]{path} =~ m{^/styles/}
442	}
443
444	package cf;
445		376
446	#############################################################################	377	#############################################################################
447		378
448	=head2 ATTACHABLE OBJECTS	379	=head2 ATTACHABLE OBJECTS
449		380
…		…
575	our @CB_TYPE = (); # registry for type (cf-object class) based events	506	our @CB_TYPE = (); # registry for type (cf-object class) based events
576	our @CB_MAP = ();	507	our @CB_MAP = ();
577		508
578	my %attachment;	509	my %attachment;
579		510
		511	sub cf::attachable::thawer_merge {
		512	# simply override everything except _meta
		513	local $_[0]{_meta};
		514	%{$_[0]} = %{$_[1]};
		515	}
		516
580	sub _attach_cb($$$$) {	517	sub _attach_cb($$$$) {
581	my ($registry, $event, $prio, $cb) = @_;	518	my ($registry, $event, $prio, $cb) = @_;
582		519
583	use sort 'stable';	520	use sort 'stable';
584		521
…		…
755	# object support	692	# object support
756		693
757	sub reattach {	694	sub reattach {
758	# basically do the same as instantiate, without calling instantiate	695	# basically do the same as instantiate, without calling instantiate
759	my ($obj) = @_;	696	my ($obj) = @_;
		697
		698	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
760		699
761	my $registry = $obj->registry;	700	my $registry = $obj->registry;
762		701
763	@$registry = ();	702	@$registry = ();
764		703
…		…
896	=cut	835	=cut
897		836
898	sub register_extcmd {	837	sub register_extcmd {
899	my ($name, $cb) = @_;	838	my ($name, $cb) = @_;
900		839
901	my $caller = caller;
902	#warn "registering extcmd '$name' to '$caller'";
903
904	$EXTCMD{$name} = [$cb, $caller];	840	$EXTCMD{$name} = $cb;
905	}	841	}
906		842
907	cf::player->attach (	843	cf::player->attach (
908	on_command => sub {	844	on_command => sub {
909	my ($pl, $name, $params) = @_;	845	my ($pl, $name, $params) = @_;
…		…
922		858
923	my $msg = eval { from_json $buf };	859	my $msg = eval { from_json $buf };
924		860
925	if (ref $msg) {	861	if (ref $msg) {
926	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	862	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
927	if (my %reply = $cb->[0]->($pl, $msg)) {	863	if (my %reply = $cb->($pl, $msg)) {
928	$pl->ext_reply ($msg->{msgid}, %reply);	864	$pl->ext_reply ($msg->{msgid}, %reply);
929	}	865	}
930	}	866	}
931	} else {	867	} else {
932	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	868	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
934		870
935	cf::override;	871	cf::override;
936	},	872	},
937	);	873	);
938		874
939	sub register {
940	my ($base, $pkg) = @_;
941
942	#TODO
943	}
944
945	sub load_extension {	875	sub load_extension {
946	my ($path) = @_;	876	my ($path) = @_;
947		877
948	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	878	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
949	my $base = $1;	879	my $base = $1;
950	my $pkg = $1;	880	my $pkg = $1;
951	$pkg =~ s/[^[:word:]]/_/g;	881	$pkg =~ s/[^[:word:]]/_/g;
952	$pkg = "ext::$pkg";	882	$pkg = "ext::$pkg";
953		883
954	warn "loading '$path' into '$pkg'\n";	884	warn "... loading '$path' into '$pkg'\n";
955		885
956	open my $fh, "<:utf8", $path	886	open my $fh, "<:utf8", $path
957	or die "$path: $!";	887	or die "$path: $!";
958		888
959	my $source =	889	my $source =
960	"package $pkg; use strict; use utf8;\n"	890	"package $pkg; use strict; use utf8;\n"
961	. "#line 1 \"$path\"\n{\n"	891	. "#line 1 \"$path\"\n{\n"
962	. (do { local $/; <$fh> })	892	. (do { local $/; <$fh> })
963	. "\n};\n1";	893	. "\n};\n1";
964		894
965	eval $source	895	unless (eval $source) {
966	or die $@ ? "$path: $@\n"	896	my $msg = $@ ? "$path: $@\n"
967	: "extension disabled.\n";	897	: "extension disabled.\n";
968		898	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
969	push @exts, $pkg;	899	warn $@;
970	$ext_pkg{$base} = $pkg;	900	warn "mandatory extension failed to load, exiting.\n";
971		901	exit 1;
972	# no strict 'refs';	902	}
973	# @{"$pkg\::ISA"} = ext::;	903	die $@;
974
975	register $base, $pkg;
976	}
977
978	sub unload_extension {
979	my ($pkg) = @_;
980
981	warn "removing extension $pkg\n";
982
983	# remove hooks
984	#TODO
985	# for my $idx (0 .. $#PLUGIN_EVENT) {
986	# delete $hook[$idx]{$pkg};
987	# }	904	}
988		905
989	# remove commands	906	push @EXTS, $pkg;
990	for my $name (keys %COMMAND) {
991	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
992
993	if (@cb) {
994	$COMMAND{$name} = \@cb;
995	} else {
996	delete $COMMAND{$name};
997	}
998	}
999
1000	# remove extcmds
1001	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1002	delete $EXTCMD{$name};
1003	}
1004
1005	if (my $cb = $pkg->can ("unload")) {
1006	eval {
1007	$cb->($pkg);
1008	1
1009	} or warn "$pkg unloaded, but with errors: $@";
1010	}
1011
1012	Symbol::delete_package $pkg;
1013	}	907	}
1014		908
1015	sub load_extensions {	909	sub load_extensions {
1016	for my $ext (<$LIBDIR/*.ext>) {	910	for my $ext (<$LIBDIR/*.ext>) {
1017	next unless -r $ext;	911	next unless -r $ext;
…		…
1021	} or warn "$ext not loaded: $@";	915	} or warn "$ext not loaded: $@";
1022	}	916	}
1023	}	917	}
1024		918
1025	#############################################################################	919	#############################################################################
1026	# load/save/clean perl data associated with a map
1027
1028	*cf::mapsupport::on_clean = sub {
1029	my ($map) = @_;
1030
1031	my $path = $map->tmpname;
1032	defined $path or return;
1033
1034	unlink "$path.pst";
1035	};
1036
1037	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1038
1039	#############################################################################
1040	# load/save perl data associated with player->ob objects
1041
1042	sub all_objects(@) {
1043	@_, map all_objects ($_->inv), @_
1044	}
1045
1046	# TODO: compatibility cruft, remove when no longer needed
1047	cf::player->attach (
1048	on_load => sub {
1049	my ($pl, $path) = @_;
1050
1051	for my $o (all_objects $pl->ob) {
1052	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1053	$o->set_ob_key_value ("_perl_data");
1054
1055	%$o = %{ Storable::thaw pack "H*", $value };
1056	}
1057	}
1058	},
1059	);
1060
1061	#############################################################################
1062		920
1063	=head2 CORE EXTENSIONS	921	=head2 CORE EXTENSIONS
1064		922
1065	Functions and methods that extend core crossfire objects.	923	Functions and methods that extend core crossfire objects.
1066		924
		925	=cut
		926
		927	package cf::player;
		928
		929	use Coro::AIO;
		930
1067	=head3 cf::player	931	=head3 cf::player
1068		932
1069	=over 4	933	=over 4
1070		934
1071	=item cf::player::exists $login	935	=item cf::player::find $login
1072		936
1073	Returns true when the given account exists.	937	Returns the given player object, loading it if necessary (might block).
1074		938
1075	=cut	939	=cut
1076		940
1077	sub cf::player::exists($) {	941	sub playerdir($) {
1078	cf::player::find $_[0]	942	cf::localdir
1079	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
1080	}	1088	}
1081		1089
1082	=item $player->ext_reply ($msgid, $msgtype, %msg)	1090	=item $player->ext_reply ($msgid, $msgtype, %msg)
1083		1091
1084	Sends an ext reply to the player.	1092	Sends an ext reply to the player.
1085		1093
1086	=cut	1094	=cut
1087		1095
1088	sub cf::player::ext_reply($$$%) {	1096	sub ext_reply($$$%) {
1089	my ($self, $id, %msg) = @_;	1097	my ($self, $id, %msg) = @_;
1090		1098
1091	$msg{msgid} = $id;	1099	$msg{msgid} = $id;
1092		1100
1093	$self->send ("ext " . to_json \%msg);	1101	$self->send ("ext " . cf::to_json \%msg);
1094	}	1102	}
		1103
		1104	package cf;
1095		1105
1096	=back	1106	=back
1097		1107
1098		1108
1099	=head3 cf::map	1109	=head3 cf::map
…		…
1105	package cf::map;	1115	package cf::map;
1106		1116
1107	use Fcntl;	1117	use Fcntl;
1108	use Coro::AIO;	1118	use Coro::AIO;
1109		1119
		1120	use overload
		1121	'""' => \&as_string,
		1122	fallback => 1;
		1123
1110	our $MAX_RESET = 3600;	1124	our $MAX_RESET = 3600;
1111	our $DEFAULT_RESET = 3000;	1125	our $DEFAULT_RESET = 3000;
1112		1126
1113	sub generate_random_map {	1127	sub generate_random_map {
1114	my ($path, $rmp) = @_;	1128	my ($self, $rmp) = @_;
1115
1116	# mit "rum" bekleckern, nicht	1129	# mit "rum" bekleckern, nicht
1117	cf::map::_create_random_map	1130	$self->_create_random_map (
1118	$path,
1119	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1131	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1120	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1132	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1121	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1133	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1122	$rmp->{exit_on_final_map},	1134	$rmp->{exit_on_final_map},
1123	$rmp->{xsize}, $rmp->{ysize},	1135	$rmp->{xsize}, $rmp->{ysize},
1124	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1136	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1125	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1137	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1126	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1138	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1127	$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},
1128	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1140	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1129	(cf::region::find $rmp->{region})	1141	(cf::region::find $rmp->{region}), $rmp->{custom}
		1142	)
		1143	}
		1144
		1145	sub register {
		1146	my (undef, $regex) = @_;
		1147	my $pkg = caller;
		1148
		1149	no strict;
		1150	push @{"$pkg\::ISA"}, __PACKAGE__;
		1151
		1152	$EXT_MAP{$pkg} = qr<$regex>;
		1153	}
		1154
		1155	# also paths starting with '/'
		1156	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1157
		1158	sub thawer_merge {
		1159	my ($self, $merge) = @_;
		1160
		1161	# we have to keep some variables in memory intact
		1162	local $self->{path};
		1163	local $self->{load_path};
		1164	local $self->{deny_save};
		1165	local $self->{deny_reset};
		1166
		1167	$self->SUPER::thawer_merge ($merge);
		1168	}
		1169
		1170	sub normalise {
		1171	my ($path, $base) = @_;
		1172
		1173	# map plan:
		1174	#
		1175	# /! non-realised random map exit (special hack!)
		1176	# {... are special paths that are not being touched
		1177	# ?xxx/... are special absolute paths
		1178	# ?random/... random maps
		1179	# /... normal maps
		1180	# ~user/... per-player map of a specific user
		1181
		1182	$path =~ s/$PATH_SEP/\//go;
		1183
		1184	# treat it as relative path if it starts with
		1185	# something that looks reasonable
		1186	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1187	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1188
		1189	$base =~ s{[^/]+/?$}{};
		1190	$path = "$base/$path";
		1191	}
		1192
		1193	for ($path) {
		1194	redo if s{//}{/};
		1195	redo if s{/\.?/}{/};
		1196	redo if s{/[^/]+/\.\./}{/};
		1197	}
		1198
		1199	$path
		1200	}
		1201
		1202	sub new_from_path {
		1203	my (undef, $path, $base) = @_;
		1204
		1205	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1206
		1207	$path = normalise $path, $base;
		1208
		1209	for my $pkg (keys %EXT_MAP) {
		1210	if ($path =~ $EXT_MAP{$pkg}) {
		1211	my $self = bless cf::map::new, $pkg;
		1212	$self->{path} = $path; $self->path ($path);
		1213	$self->init; # pass $1 etc.
		1214	return $self;
		1215	}
		1216	}
		1217
		1218	Carp::carp "unable to resolve path '$path'.";
		1219	()
		1220	}
		1221
		1222	sub init {
		1223	my ($self) = @_;
		1224
		1225	$self
		1226	}
		1227
		1228	sub as_string {
		1229	my ($self) = @_;
		1230
		1231	"$self->{path}"
		1232	}
		1233
		1234	# the displayed name, this is a one way mapping
		1235	sub visible_name {
		1236	&as_string
		1237	}
		1238
		1239	# the original (read-only) location
		1240	sub load_path {
		1241	my ($self) = @_;
		1242
		1243	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1244	}
		1245
		1246	# the temporary/swap location
		1247	sub save_path {
		1248	my ($self) = @_;
		1249
		1250	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1251	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1252	}
		1253
		1254	# the unique path, undef == no special unique path
		1255	sub uniq_path {
		1256	my ($self) = @_;
		1257
		1258	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1259	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1130	}	1260	}
1131		1261
1132	# and all this just because we cannot iterate over	1262	# and all this just because we cannot iterate over
1133	# all maps in C++...	1263	# all maps in C++...
1134	sub change_all_map_light {	1264	sub change_all_map_light {
…		…
1136		1266
1137	$_->change_map_light ($change)	1267	$_->change_map_light ($change)
1138	for grep $_->outdoor, values %cf::MAP;	1268	for grep $_->outdoor, values %cf::MAP;
1139	}	1269	}
1140		1270
		1271	sub unlink_save {
		1272	my ($self) = @_;
		1273
		1274	utf8::encode (my $save = $self->save_path);
		1275	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1276	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1277	}
		1278
1141	sub try_load_header($) {	1279	sub load_header_from($) {
1142	my ($path) = @_;	1280	my ($self, $path) = @_;
1143		1281
1144	utf8::encode $path;	1282	utf8::encode $path;
1145	aio_open $path, O_RDONLY, 0	1283	aio_open $path, O_RDONLY, 0
1146	or return;	1284	or return;
1147		1285
1148	my $map = cf::map::new	1286	$self->_load_header ($path)
1149	or return;	1287	or return;
1150		1288
1151	# for better error messages only, will be overwritten	1289	$self->{load_path} = $path;
1152	$map->path ($path);
1153		1290
1154	$map->load_header ($path)	1291	1
		1292	}
		1293
		1294	sub load_orig {
		1295	my ($self) = @_;
		1296
		1297	$self->load_header_from ($self->load_path)
		1298	}
		1299
		1300	sub load_temp {
		1301	my ($self) = @_;
		1302
		1303	$self->load_header_from ($self->save_path)
		1304	}
		1305
		1306	sub load_header {
		1307	my ($self) = @_;
		1308
		1309	if ($self->load_temp) {
		1310	$self->last_access ((delete $self->{last_access})
		1311	|| $cf::RUNTIME); #d#
		1312	# safety
		1313	$self->{instantiate_time} = $cf::RUNTIME
		1314	if $self->{instantiate_time} > $cf::RUNTIME;
		1315	} else {
		1316	$self->load_orig
1155	or return;	1317	or return;
1156		1318
1157	$map->{load_path} = $path;	1319	$self->{load_original} = 1;
		1320	$self->{instantiate_time} = $cf::RUNTIME;
		1321	$self->last_access ($cf::RUNTIME);
		1322	$self->instantiate;
		1323	}
1158		1324
1159	$map	1325	1
1160	}	1326	}
1161		1327
1162	sub find;	1328	sub find;
1163	sub find {	1329	sub find {
1164	my ($path, $origin) = @_;	1330	my ($path, $origin) = @_;
1165		1331
1166	#warn "find<$path,$origin>\n";#d#
1167
1168	$path = new cf::path $path, $origin && $origin->path;	1332	$path = normalise $path, $origin && $origin->path;
1169	my $key = $path->as_string;
1170		1333
1171	cf::lock_wait "map_find:$key";	1334	cf::lock_wait "map_find:$path";
1172		1335
1173	$cf::MAP{$key} || do {	1336	$cf::MAP{$path} || do {
1174	my $guard = cf::lock_acquire "map_find:$key";	1337	my $guard = cf::lock_acquire "map_find:$path";
1175		1338	my $map = new_from_path cf::map $path
1176	# do it the slow way
1177	my $map = try_load_header $path->save_path;
1178
1179	Coro::cede;
1180
1181	if ($map) {
1182	$map->last_access ((delete $map->{last_access})
1183	|| $cf::RUNTIME); #d#
1184	# safety
1185	$map->{instantiate_time} = $cf::RUNTIME
1186	if $map->{instantiate_time} > $cf::RUNTIME;
1187	} else {
1188	if (my $rmp = $path->random_map_params) {
1189	$map = generate_random_map $key, $rmp;
1190	} else {
1191	$map = try_load_header $path->load_path;
1192	}
1193
1194	$map or return;	1339	or return;
1195		1340
1196	$map->{load_original} = 1;
1197	$map->{instantiate_time} = $cf::RUNTIME;
1198	$map->last_access ($cf::RUNTIME);
1199	$map->instantiate;
1200
1201	# per-player maps become, after loading, normal maps
1202	$map->per_player (0) if $path->{user_rel};
1203	}
1204
1205	$map->path ($key);
1206	$map->{path} = $path;
1207	$map->{last_save} = $cf::RUNTIME;	1341	$map->{last_save} = $cf::RUNTIME;
1208		1342
1209	Coro::cede;	1343	$map->load_header
		1344	or return;
1210		1345
1211	if ($map->should_reset) {	1346	if ($map->should_reset) {
		1347	# doing this can freeze the server in a sync job, obviously
		1348	#$cf::WAIT_FOR_TICK->wait;
1212	$map->reset;	1349	$map->reset;
1213	undef $guard;	1350	undef $guard;
1214	$map = find $path	1351	$map = find $path
1215	or return;	1352	or return;
1216	}	1353	}
1217		1354
1218	$cf::MAP{$key} = $map	1355	$cf::MAP{$path} = $map
1219	}	1356	}
1220	}	1357	}
1221		1358
1222	sub load {	1359	sub load {
1223	my ($self) = @_;	1360	my ($self) = @_;
1224		1361
1225	my $path = $self->{path};	1362	my $path = $self->{path};
1226	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1363	my $guard = cf::lock_acquire "map_load:$path";
1227		1364
1228	return if $self->in_memory != cf::MAP_SWAPPED;	1365	return if $self->in_memory != cf::MAP_SWAPPED;
1229		1366
1230	$self->in_memory (cf::MAP_LOADING);	1367	$self->in_memory (cf::MAP_LOADING);
1231		1368
1232	$self->alloc;	1369	$self->alloc;
1233	$self->load_objects ($self->{load_path}, 1)	1370	$self->_load_objects ($self->{load_path}, 1)
1234	or return;	1371	or return;
1235		1372
1236	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1373	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1237	if delete $self->{load_original};	1374	if delete $self->{load_original};
1238		1375
1239	if (my $uniq = $path->uniq_path) {	1376	if (my $uniq = $self->uniq_path) {
1240	utf8::encode $uniq;	1377	utf8::encode $uniq;
1241	if (aio_open $uniq, O_RDONLY, 0) {	1378	if (aio_open $uniq, O_RDONLY, 0) {
1242	$self->clear_unique_items;	1379	$self->clear_unique_items;
1243	$self->load_objects ($uniq, 0);	1380	$self->_load_objects ($uniq, 0);
1244	}	1381	}
1245	}	1382	}
1246		1383
1247	Coro::cede;	1384	Coro::cede;
1248		1385
1249	# now do the right thing for maps	1386	# now do the right thing for maps
1250	$self->link_multipart_objects;	1387	$self->link_multipart_objects;
1251		1388
1252	if ($self->{path}->is_style_map) {	1389	unless ($self->{deny_activate}) {
1253	$self->{deny_save} = 1;	1390	$self->decay_objects;
1254	$self->{deny_reset} = 1;
1255	} else {
1256	$self->fix_auto_apply;	1391	$self->fix_auto_apply;
1257	$self->decay_objects;
1258	$self->update_buttons;	1392	$self->update_buttons;
		1393	Coro::cede;
1259	$self->set_darkness_map;	1394	$self->set_darkness_map;
1260	$self->difficulty ($self->estimate_difficulty)	1395	$self->difficulty ($self->estimate_difficulty)
1261	unless $self->difficulty;	1396	unless $self->difficulty;
		1397	Coro::cede;
1262	$self->activate;	1398	$self->activate;
1263	}	1399	}
1264		1400
1265	Coro::cede;
1266
1267	$self->in_memory (cf::MAP_IN_MEMORY);	1401	$self->in_memory (cf::MAP_IN_MEMORY);
		1402	}
		1403
		1404	sub customise_for {
		1405	my ($self, $ob) = @_;
		1406
		1407	return find "~" . $ob->name . "/" . $self->{path}
		1408	if $self->per_player;
		1409
		1410	$self
		1411	}
		1412
		1413	# find and load all maps in the 3x3 area around a map
		1414	sub load_diag {
		1415	my ($map) = @_;
		1416
		1417	my @diag; # diagonal neighbours
		1418
		1419	for (0 .. 3) {
		1420	my $neigh = $map->tile_path ($_)
		1421	or next;
		1422	$neigh = find $neigh, $map
		1423	or next;
		1424	$neigh->load;
		1425
		1426	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1427	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1428	}
		1429
		1430	for (@diag) {
		1431	my $neigh = find @$_
		1432	or next;
		1433	$neigh->load;
		1434	}
1268	}	1435	}
1269		1436
1270	sub find_sync {	1437	sub find_sync {
1271	my ($path, $origin) = @_;	1438	my ($path, $origin) = @_;
1272		1439
1273	cf::sync_job { cf::map::find $path, $origin }	1440	cf::sync_job { find $path, $origin }
1274	}	1441	}
1275		1442
1276	sub do_load_sync {	1443	sub do_load_sync {
1277	my ($map) = @_;	1444	my ($map) = @_;
1278		1445
1279	cf::sync_job { $map->load };	1446	cf::sync_job { $map->load };
1280	}	1447	}
1281		1448
		1449	our %MAP_PREFETCH;
		1450	our $MAP_PREFETCHER = undef;
		1451
		1452	sub find_async {
		1453	my ($path, $origin) = @_;
		1454
		1455	$path = normalise $path, $origin && $origin->{path};
		1456
		1457	if (my $map = $cf::MAP{$path}) {
		1458	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1459	}
		1460
		1461	undef $MAP_PREFETCH{$path};
		1462	$MAP_PREFETCHER ||= cf::async {
		1463	while (%MAP_PREFETCH) {
		1464	for my $path (keys %MAP_PREFETCH) {
		1465	my $map = find $path
		1466	or next;
		1467	$map->load;
		1468
		1469	delete $MAP_PREFETCH{$path};
		1470	}
		1471	}
		1472	undef $MAP_PREFETCHER;
		1473	};
		1474
		1475	()
		1476	}
		1477
1282	sub save {	1478	sub save {
1283	my ($self) = @_;	1479	my ($self) = @_;
1284		1480
1285	my $lock = cf::lock_acquire "map_data:" . $self->path;	1481	my $lock = cf::lock_acquire "map_data:" . $self->path;
1286		1482
1287	$self->{last_save} = $cf::RUNTIME;	1483	$self->{last_save} = $cf::RUNTIME;
1288		1484
1289	return unless $self->dirty;	1485	return unless $self->dirty;
1290		1486
1291	my $save = $self->{path}->save_path; utf8::encode $save;	1487	my $save = $self->save_path; utf8::encode $save;
1292	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1488	my $uniq = $self->uniq_path; utf8::encode $uniq;
1293		1489
1294	$self->{load_path} = $save;	1490	$self->{load_path} = $save;
1295		1491
1296	return if $self->{deny_save};	1492	return if $self->{deny_save};
1297		1493
1298	local $self->{last_access} = $self->last_access;#d#	1494	local $self->{last_access} = $self->last_access;#d#
1299		1495
		1496	cf::async {
		1497	$_->contr->save for $self->players;
		1498	};
		1499
1300	if ($uniq) {	1500	if ($uniq) {
1301	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1501	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1302	$self->save_objects ($uniq, cf::IO_UNIQUES);	1502	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1303	} else {	1503	} else {
1304	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1504	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1305	}	1505	}
1306	}	1506	}
1307		1507
1308	sub swap_out {	1508	sub swap_out {
1309	my ($self) = @_;	1509	my ($self) = @_;
…		…
1323		1523
1324	sub reset_at {	1524	sub reset_at {
1325	my ($self) = @_;	1525	my ($self) = @_;
1326		1526
1327	# TODO: safety, remove and allow resettable per-player maps	1527	# TODO: safety, remove and allow resettable per-player maps
1328	return 1e99 if $self->{path}{user_rel};	1528	return 1e99 if $self->isa ("ext::map_per_player");#d#
1329	return 1e99 if $self->{deny_reset};	1529	return 1e99 if $self->{deny_reset};
1330		1530
1331	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1531	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1332	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1532	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1333		1533
…		…
1338	my ($self) = @_;	1538	my ($self) = @_;
1339		1539
1340	$self->reset_at <= $cf::RUNTIME	1540	$self->reset_at <= $cf::RUNTIME
1341	}	1541	}
1342		1542
1343	sub unlink_save {
1344	my ($self) = @_;
1345
1346	utf8::encode (my $save = $self->{path}->save_path);
1347	aioreq_pri 3; IO::AIO::aio_unlink $save;
1348	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1349	}
1350
1351	sub rename {
1352	my ($self, $new_path) = @_;
1353
1354	$self->unlink_save;
1355
1356	delete $cf::MAP{$self->path};
1357	$self->{path} = new cf::path $new_path;
1358	$self->path ($self->{path}->as_string);
1359	$cf::MAP{$self->path} = $self;
1360
1361	$self->save;
1362	}
1363
1364	sub reset {	1543	sub reset {
1365	my ($self) = @_;	1544	my ($self) = @_;
1366		1545
1367	my $lock = cf::lock_acquire "map_data:" . $self->path;	1546	my $lock = cf::lock_acquire "map_data:$self->{path}";
1368		1547
1369	return if $self->players;	1548	return if $self->players;
1370	return if $self->{path}{user_rel};#d#	1549	return if $self->isa ("ext::map_per_player");#d#
1371		1550
1372	warn "resetting map ", $self->path;#d#	1551	warn "resetting map ", $self->path;#d#
1373		1552
1374	delete $cf::MAP{$self->path};	1553	delete $cf::MAP{$self->path};
		1554
		1555	$self->in_memory (cf::MAP_SWAPPED);
		1556	$self->clear;
1375		1557
1376	$_->clear_links_to ($self) for values %cf::MAP;	1558	$_->clear_links_to ($self) for values %cf::MAP;
1377		1559
1378	$self->unlink_save;	1560	$self->unlink_save;
1379	$self->destroy;	1561	$self->destroy;
…		…
1382	my $nuke_counter = "aaaa";	1564	my $nuke_counter = "aaaa";
1383		1565
1384	sub nuke {	1566	sub nuke {
1385	my ($self) = @_;	1567	my ($self) = @_;
1386		1568
		1569	delete $cf::MAP{$self->path};
		1570
		1571	$self->unlink_save;
		1572
		1573	bless $self, "cf::map";
		1574	delete $self->{deny_reset};
1387	$self->{deny_save} = 1;	1575	$self->{deny_save} = 1;
1388	$self->reset_timeout (1);	1576	$self->reset_timeout (1);
1389	$self->rename ("{nuke}/" . ($nuke_counter++));	1577	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1578
		1579	$cf::MAP{$self->path} = $self;
		1580
1390	$self->reset; # polite request, might not happen	1581	$self->reset; # polite request, might not happen
1391	}	1582	}
1392		1583
1393	sub customise_for {	1584	=item cf::map::unique_maps
1394	my ($map, $ob) = @_;
1395		1585
1396	if ($map->per_player) {	1586	Returns an arrayref of paths of all shared maps that have
1397	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1587	instantiated unique items. May block.
1398	}
1399		1588
1400	$map	1589	=cut
1401	}
1402		1590
1403	sub emergency_save {	1591	sub unique_maps() {
1404	my $freeze_guard = cf::freeze_mainloop;	1592	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1593	or return;
1405		1594
1406	warn "enter emergency map save\n";	1595	my @paths;
1407		1596
1408	cf::sync_job {	1597	for (@$files) {
1409	warn "begin emergency map save\n";	1598	utf8::decode $_;
1410	$_->save for values %cf::MAP;	1599	next if /\.pst$/;
		1600	next unless /^$PATH_SEP/o;
		1601
		1602	s/\.map$//;
		1603	push @paths, $_;
1411	};	1604	}
1412		1605
1413	warn "end emergency map save\n";	1606	\@paths
1414	}	1607	}
1415		1608
1416	package cf;	1609	package cf;
1417		1610
1418	=back	1611	=back
1419		1612
		1613	=head3 cf::object
		1614
		1615	=cut
		1616
		1617	package cf::object;
		1618
		1619	=over 4
		1620
		1621	=item $ob->inv_recursive
		1622
		1623	Returns the inventory of the object _and_ their inventories, recursively.
		1624
		1625	=cut
		1626
		1627	sub inv_recursive_;
		1628	sub inv_recursive_ {
		1629	map { $_, inv_recursive_ $_->inv } @_
		1630	}
		1631
		1632	sub inv_recursive {
		1633	inv_recursive_ inv $_[0]
		1634	}
		1635
		1636	package cf;
		1637
		1638	=back
1420		1639
1421	=head3 cf::object::player	1640	=head3 cf::object::player
1422		1641
1423	=over 4	1642	=over 4
1424		1643
…		…
1464		1683
1465	=item $player_object->enter_link	1684	=item $player_object->enter_link
1466		1685
1467	Freezes the player and moves him/her to a special map (C<{link}>).	1686	Freezes the player and moves him/her to a special map (C<{link}>).
1468		1687
1469	The player should be reaosnably safe there for short amounts of time. You	1688	The player should be reasonably safe there for short amounts of time. You
1470	I<MUST> call C<leave_link> as soon as possible, though.	1689	I<MUST> call C<leave_link> as soon as possible, though.
1471		1690
		1691	Will never block.
		1692
1472	=item $player_object->leave_link ($map, $x, $y)	1693	=item $player_object->leave_link ($map, $x, $y)
1473		1694
1474	Moves the player out of the specila link map onto the given map. If the	1695	Moves the player out of the special C<{link}> map onto the specified
1475	map is not valid (or omitted), the player will be moved back to the	1696	map. If the map is not valid (or omitted), the player will be moved back
1476	location he/she was before the call to C<enter_link>, or, if that fails,	1697	to the location he/she was before the call to C<enter_link>, or, if that
1477	to the emergency map position.	1698	fails, to the emergency map position.
1478		1699
1479	Might block.	1700	Might block.
1480		1701
1481	=cut	1702	=cut
		1703
		1704	sub link_map {
		1705	unless ($LINK_MAP) {
		1706	$LINK_MAP = cf::map::find "{link}"
		1707	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1708	$LINK_MAP->load;
		1709	}
		1710
		1711	$LINK_MAP
		1712	}
1482		1713
1483	sub cf::object::player::enter_link {	1714	sub cf::object::player::enter_link {
1484	my ($self) = @_;	1715	my ($self) = @_;
1485		1716
1486	$self->deactivate_recursive;	1717	$self->deactivate_recursive;
1487		1718
1488	return if $self->map == $LINK_MAP;	1719	return if UNIVERSAL::isa $self->map, "ext::map_link";
1489		1720
1490	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1721	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1491	if $self->map;	1722	if $self->map;
1492		1723
1493	$self->enter_map ($LINK_MAP, 20, 20);	1724	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1494	}	1725	}
1495		1726
1496	sub cf::object::player::leave_link {	1727	sub cf::object::player::leave_link {
1497	my ($self, $map, $x, $y) = @_;	1728	my ($self, $map, $x, $y) = @_;
1498		1729
…		…
1516	# use -1 or undef as default coordinates, not 0, 0	1747	# use -1 or undef as default coordinates, not 0, 0
1517	($x, $y) = ($map->enter_x, $map->enter_y)	1748	($x, $y) = ($map->enter_x, $map->enter_y)
1518	if $x <=0 && $y <= 0;	1749	if $x <=0 && $y <= 0;
1519		1750
1520	$map->load;	1751	$map->load;
		1752	$map->load_diag;
1521		1753
		1754	return unless $self->contr->active;
1522	$self->activate_recursive;	1755	$self->activate_recursive;
1523	$self->enter_map ($map, $x, $y);	1756	$self->enter_map ($map, $x, $y);
1524	}	1757	}
1525		1758
1526	cf::player->attach (	1759	cf::player->attach (
…		…
1539		1772
1540	# try to abort aborted map switching on player login :)	1773	# try to abort aborted map switching on player login :)
1541	# should happen only on crashes	1774	# should happen only on crashes
1542	if ($pl->ob->{_link_pos}) {	1775	if ($pl->ob->{_link_pos}) {
1543	$pl->ob->enter_link;	1776	$pl->ob->enter_link;
1544	Coro::async_pool {	1777	(async {
1545	# we need this sleep as the login has a concurrent enter_exit running	1778	# we need this sleep as the login has a concurrent enter_exit running
1546	# and this sleep increases chances of the player not ending up in scorn	1779	# and this sleep increases chances of the player not ending up in scorn
		1780	$pl->ob->reply (undef,
		1781	"There was an internal problem at your last logout, "
		1782	. "the server will try to bring you to your intended destination in a second.",
		1783	cf::NDI_RED);
1547	Coro::Timer::sleep 1;	1784	Coro::Timer::sleep 1;
1548	$pl->ob->leave_link;	1785	$pl->ob->leave_link;
1549	};	1786	})->prio (2);
1550	}	1787	}
1551	},	1788	},
1552	);	1789	);
1553		1790
1554	=item $player_object->goto ($path, $x, $y)	1791	=item $player_object->goto ($path, $x, $y)
…		…
1558	sub cf::object::player::goto {	1795	sub cf::object::player::goto {
1559	my ($self, $path, $x, $y) = @_;	1796	my ($self, $path, $x, $y) = @_;
1560		1797
1561	$self->enter_link;	1798	$self->enter_link;
1562		1799
1563	(Coro::async_pool {	1800	(async {
1564	$path = new cf::path $path;
1565
1566	my $map = cf::map::find $path->as_string;	1801	my $map = cf::map::find $path;
1567	$map = $map->customise_for ($self) if $map;	1802	$map = $map->customise_for ($self) if $map;
1568		1803
1569	# warn "entering ", $map->path, " at ($x, $y)\n"	1804	# warn "entering ", $map->path, " at ($x, $y)\n"
1570	# if $map;	1805	# if $map;
1571		1806
1572	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1807	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1573		1808
1574	$self->leave_link ($map, $x, $y);	1809	$self->leave_link ($map, $x, $y);
1575	})->prio (1);	1810	})->prio (1);
1576	}	1811	}
1577		1812
…		…
1581		1816
1582	sub parse_random_map_params {	1817	sub parse_random_map_params {
1583	my ($spec) = @_;	1818	my ($spec) = @_;
1584		1819
1585	my $rmp = { # defaults	1820	my $rmp = { # defaults
1586	xsize => 10,	1821	xsize => (cf::rndm 15, 40),
1587	ysize => 10,	1822	ysize => (cf::rndm 15, 40),
		1823	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1824	#layout => string,
1588	};	1825	};
1589		1826
1590	for (split /\n/, $spec) {	1827	for (split /\n/, $spec) {
1591	my ($k, $v) = split /\s+/, $_, 2;	1828	my ($k, $v) = split /\s+/, $_, 2;
1592		1829
…		…
1596	$rmp	1833	$rmp
1597	}	1834	}
1598		1835
1599	sub prepare_random_map {	1836	sub prepare_random_map {
1600	my ($exit) = @_;	1837	my ($exit) = @_;
		1838
		1839	my $guard = cf::lock_acquire "exit_prepare:$exit";
1601		1840
1602	# all this does is basically replace the /! path by	1841	# all this does is basically replace the /! path by
1603	# a new random map path (?random/...) with a seed	1842	# a new random map path (?random/...) with a seed
1604	# that depends on the exit object	1843	# that depends on the exit object
1605		1844
…		…
1614		1853
1615	$rmp->{random_seed} ||= $exit->random_seed;	1854	$rmp->{random_seed} ||= $exit->random_seed;
1616		1855
1617	my $data = cf::to_json $rmp;	1856	my $data = cf::to_json $rmp;
1618	my $md5 = Digest::MD5::md5_hex $data;	1857	my $md5 = Digest::MD5::md5_hex $data;
		1858	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1619		1859
1620	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1860	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1621	aio_write $fh, 0, (length $data), $data, 0;	1861	aio_write $fh, 0, (length $data), $data, 0;
		1862	undef $fh;
		1863	aio_rename "$meta~", $meta;
1622		1864
1623	$exit->slaying ("?random/$md5");	1865	$exit->slaying ("?random/$md5");
1624	$exit->msg (undef);	1866	$exit->msg (undef);
1625	}	1867	}
1626	}	1868	}
…		…
1630		1872
1631	return unless $self->type == cf::PLAYER;	1873	return unless $self->type == cf::PLAYER;
1632		1874
1633	$self->enter_link;	1875	$self->enter_link;
1634		1876
1635	(Coro::async_pool {	1877	(async {
1636	$self->deactivate_recursive; # just to be sure	1878	$self->deactivate_recursive; # just to be sure
1637	unless (eval {	1879	unless (eval {
1638	prepare_random_map $exit	1880	prepare_random_map $exit
1639	if $exit->slaying eq "/!";	1881	if $exit->slaying eq "/!";
1640		1882
1641	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1883	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1642	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1884	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1643		1885
1644	1;	1886	1;
1645	}) {	1887	}) {
1646	$self->message ("Something went wrong deep within the crossfire server. "	1888	$self->message ("Something went wrong deep within the crossfire server. "
1647	. "I'll try to bring you back to the map you were before. "	1889	. "I'll try to bring you back to the map you were before. "
1648	. "Please report this to the dungeon master",	1890	. "Please report this to the dungeon master!",
1649	cf::NDI_UNIQUE | cf::NDI_RED);	1891	cf::NDI_UNIQUE | cf::NDI_RED);
1650		1892
1651	warn "ERROR in enter_exit: $@";	1893	warn "ERROR in enter_exit: $@";
1652	$self->leave_link;	1894	$self->leave_link;
1653	}	1895	}
…		…
1721	}	1963	}
1722	}	1964	}
1723	},	1965	},
1724	);	1966	);
1725		1967
1726	=item $client->coro (\&cb)	1968	=item $client->async (\&cb)
1727		1969
1728	Create a new coroutine, running the specified callback. The coroutine will	1970	Create a new coroutine, running the specified callback. The coroutine will
1729	be automatically cancelled when the client gets destroyed (e.g. on logout,	1971	be automatically cancelled when the client gets destroyed (e.g. on logout,
1730	or loss of connection).	1972	or loss of connection).
1731		1973
1732	=cut	1974	=cut
1733		1975
1734	sub cf::client::coro {	1976	sub cf::client::async {
1735	my ($self, $cb) = @_;	1977	my ($self, $cb) = @_;
1736		1978
1737	my $coro = &Coro::async_pool ($cb);	1979	my $coro = &Coro::async ($cb);
1738		1980
1739	$coro->on_destroy (sub {	1981	$coro->on_destroy (sub {
1740	delete $self->{_coro}{$coro+0};	1982	delete $self->{_coro}{$coro+0};
1741	});	1983	});
1742		1984
…		…
1936	sub db_sync() {	2178	sub db_sync() {
1937	db_save if $dirty;	2179	db_save if $dirty;
1938	undef $dirty;	2180	undef $dirty;
1939	}	2181	}
1940		2182
1941	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2183	my $idle = Event->idle (min => 10, max => 20, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
1942	db_sync;	2184	db_sync;
1943	});	2185	});
1944		2186
1945	sub db_dirty() {	2187	sub db_dirty() {
1946	$dirty = 1;	2188	$dirty = 1;
…		…
1980	local $/;	2222	local $/;
1981	*CFG = YAML::Syck::Load <$fh>;	2223	*CFG = YAML::Syck::Load <$fh>;
1982		2224
1983	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	2225	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
1984		2226
		2227	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2228	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2229
1985	if (exists $CFG{mlockall}) {	2230	if (exists $CFG{mlockall}) {
1986	eval {	2231	eval {
1987	$CFG{mlockall} ? &mlockall : &munlockall	2232	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
1988	and die "WARNING: m(un)lockall failed: $!\n";	2233	and die "WARNING: m(un)lockall failed: $!\n";
1989	};	2234	};
1990	warn $@ if $@;	2235	warn $@ if $@;
1991	}	2236	}
1992	}	2237	}
1993		2238
1994	sub main {	2239	sub main {
1995	# we must not ever block the main coroutine	2240	# we must not ever block the main coroutine
1996	local $Coro::idle = sub {	2241	local $Coro::idle = sub {
1997	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2242	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1998	(Coro::unblock_sub {	2243	(async {
1999	Event::one_event;	2244	Event::one_event;
2000	})->();	2245	})->prio (Coro::PRIO_MAX);
2001	};	2246	};
2002		2247
2003	cfg_load;	2248	cfg_load;
2004	db_load;	2249	db_load;
2005	load_extensions;	2250	load_extensions;
		2251
		2252	$TICK_WATCHER->start;
2006	Event::loop;	2253	Event::loop;
2007	}	2254	}
2008		2255
2009	#############################################################################	2256	#############################################################################
2010	# initialisation	2257	# initialisation and cleanup
		2258
		2259	# install some emergency cleanup handlers
		2260	BEGIN {
		2261	for my $signal (qw(INT HUP TERM)) {
		2262	Event->signal (
		2263	data => WF_AUTOCANCEL,
		2264	signal => $signal,
		2265	cb => sub {
		2266	cf::cleanup "SIG$signal";
		2267	},
		2268	);
		2269	}
		2270	}
		2271
		2272	sub emergency_save() {
		2273	my $freeze_guard = cf::freeze_mainloop;
		2274
		2275	warn "enter emergency perl save\n";
		2276
		2277	cf::sync_job {
		2278	# use a peculiar iteration method to avoid tripping on perl
		2279	# refcount bugs in for. also avoids problems with players
		2280	# and maps saved/destroyed asynchronously.
		2281	warn "begin emergency player save\n";
		2282	for my $login (keys %cf::PLAYER) {
		2283	my $pl = $cf::PLAYER{$login} or next;
		2284	$pl->valid or next;
		2285	$pl->save;
		2286	}
		2287	warn "end emergency player save\n";
		2288
		2289	warn "begin emergency map save\n";
		2290	for my $path (keys %cf::MAP) {
		2291	my $map = $cf::MAP{$path} or next;
		2292	$map->valid or next;
		2293	$map->save;
		2294	}
		2295	warn "end emergency map save\n";
		2296	};
		2297
		2298	warn "leave emergency perl save\n";
		2299	}
2011		2300
2012	sub reload() {	2301	sub reload() {
2013	# can/must only be called in main	2302	# can/must only be called in main
2014	if ($Coro::current != $Coro::main) {	2303	if ($Coro::current != $Coro::main) {
2015	warn "can only reload from main coroutine\n";	2304	warn "can only reload from main coroutine";
2016	return;	2305	return;
2017	}	2306	}
2018		2307
2019	warn "reloading...";	2308	warn "reloading...";
2020		2309
2021	my $guard = freeze_mainloop;	2310	warn "cancelling server ticker";
		2311	$TICK_WATCHER->cancel;
		2312
2022	cf::emergency_save;	2313	cf::emergency_save;
2023		2314
2024	eval {	2315	eval {
2025	# if anything goes wrong in here, we should simply crash as we already saved	2316	# if anything goes wrong in here, we should simply crash as we already saved
2026		2317
2027	# cancel all watchers	2318	warn "syncing database to disk";
		2319	cf::db_sync;
		2320
		2321	warn "cancelling all WF_AUTOCANCEL watchers";
2028	for (Event::all_watchers) {	2322	for (Event::all_watchers) {
2029	$_->cancel if $_->data & WF_AUTOCANCEL;	2323	$_->cancel if $_->data & WF_AUTOCANCEL;
2030	}	2324	}
2031		2325
		2326	warn "flushing outstanding aio requests";
		2327	for (;;) {
		2328	IO::AIO::flush;
		2329	Coro::cede;
		2330	last unless IO::AIO::nreqs;
		2331	warn "iterate...";
		2332	}
		2333
2032	# cancel all extension coros	2334	warn "cancelling all extension coros";
2033	$_->cancel for values %EXT_CORO;	2335	$_->cancel for values %EXT_CORO;
2034	%EXT_CORO = ();	2336	%EXT_CORO = ();
2035		2337
2036	# unload all extensions	2338	warn "removing commands";
2037	for (@exts) {	2339	%COMMAND = ();
		2340
		2341	warn "removing ext commands";
		2342	%EXTCMD = ();
		2343
		2344	warn "unloading/nuking all extensions";
		2345	for my $pkg (@EXTS) {
2038	warn "unloading <$_>";	2346	warn "... unloading $pkg";
2039	unload_extension $_;	2347
		2348	if (my $cb = $pkg->can ("unload")) {
		2349	eval {
		2350	$cb->($pkg);
		2351	1
		2352	} or warn "$pkg unloaded, but with errors: $@";
2040	}	2353	}
2041		2354
		2355	warn "... nuking $pkg";
		2356	Symbol::delete_package $pkg;
		2357	}
		2358
2042	# unload all modules loaded from $LIBDIR	2359	warn "unloading all perl modules loaded from $LIBDIR";
2043	while (my ($k, $v) = each %INC) {	2360	while (my ($k, $v) = each %INC) {
2044	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2361	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2045		2362
2046	warn "removing <$k>";	2363	warn "... unloading $k";
2047	delete $INC{$k};	2364	delete $INC{$k};
2048		2365
2049	$k =~ s/\.pm$//;	2366	$k =~ s/\.pm$//;
2050	$k =~ s/\//::/g;	2367	$k =~ s/\//::/g;
2051		2368
…		…
2054	}	2371	}
2055		2372
2056	Symbol::delete_package $k;	2373	Symbol::delete_package $k;
2057	}	2374	}
2058		2375
2059	# sync database to disk
2060	cf::db_sync;
2061	IO::AIO::flush;
2062
2063	# get rid of safe::, as good as possible	2376	warn "getting rid of safe::, as good as possible";
2064	Symbol::delete_package "safe::$_"	2377	Symbol::delete_package "safe::$_"
2065	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2378	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2066		2379
2067	# remove register_script_function callbacks
2068	# TODO
2069
2070	# unload cf.pm "a bit"	2380	warn "unloading cf.pm \"a bit\"";
2071	delete $INC{"cf.pm"};	2381	delete $INC{"cf.pm"};
2072		2382
2073	# don't, removes xs symbols, too,	2383	# don't, removes xs symbols, too,
2074	# and global variables created in xs	2384	# and global variables created in xs
2075	#Symbol::delete_package __PACKAGE__;	2385	#Symbol::delete_package __PACKAGE__;
2076		2386
2077	# reload cf.pm	2387	warn "unload completed, starting to reload now";
		2388
2078	warn "reloading cf.pm";	2389	warn "reloading cf.pm";
2079	require cf;	2390	require cf;
2080	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2081		2392
2082	# load config and database again	2393	warn "loading config and database again";
2083	cf::cfg_load;	2394	cf::cfg_load;
2084	cf::db_load;	2395	cf::db_load;
2085		2396
2086	# load extensions
2087	warn "load extensions";	2397	warn "loading extensions";
2088	cf::load_extensions;	2398	cf::load_extensions;
2089		2399
2090	# reattach attachments to objects	2400	warn "reattaching attachments to objects/players";
2091	warn "reattach";
2092	_global_reattach;	2401	_global_reattach;
		2402	warn "reattaching attachments to maps";
		2403	reattach $_ for values %MAP;
		2404
		2405	warn "restarting server ticker";
		2406
		2407	$TICK_WATCHER->start;
2093	};	2408	};
2094		2409
2095	if ($@) {	2410	if ($@) {
2096	warn $@;	2411	warn $@;
2097	warn "error while reloading, exiting.";	2412	warn "error while reloading, exiting.";
2098	exit 1;	2413	exit 1;
2099	}	2414	}
2100		2415
2101	warn "reloaded successfully";	2416	warn "reloaded";
2102	};	2417	};
2103		2418
2104	#############################################################################	2419	our $RELOAD_WATCHER; # used only during reload
2105
2106	unless ($LINK_MAP) {
2107	$LINK_MAP = cf::map::new;
2108
2109	$LINK_MAP->width (41);
2110	$LINK_MAP->height (41);
2111	$LINK_MAP->alloc;
2112	$LINK_MAP->path ("{link}");
2113	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2114	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2115
2116	# dirty hack because... archetypes are not yet loaded
2117	Event->timer (
2118	after => 2,
2119	cb => sub {
2120	$_[0]->w->cancel;
2121
2122	# provide some exits "home"
2123	my $exit = cf::object::new "exit";
2124
2125	$exit->slaying ($EMERGENCY_POSITION->[0]);
2126	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2127	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2128
2129	$LINK_MAP->insert ($exit->clone, 19, 19);
2130	$LINK_MAP->insert ($exit->clone, 19, 20);
2131	$LINK_MAP->insert ($exit->clone, 19, 21);
2132	$LINK_MAP->insert ($exit->clone, 20, 19);
2133	$LINK_MAP->insert ($exit->clone, 20, 21);
2134	$LINK_MAP->insert ($exit->clone, 21, 19);
2135	$LINK_MAP->insert ($exit->clone, 21, 20);
2136	$LINK_MAP->insert ($exit->clone, 21, 21);
2137
2138	$exit->destroy;
2139	});
2140
2141	$LINK_MAP->{deny_save} = 1;
2142	$LINK_MAP->{deny_reset} = 1;
2143
2144	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2145	}
2146
2147	register "<global>", __PACKAGE__;
2148		2420
2149	register_command "reload" => sub {	2421	register_command "reload" => sub {
2150	my ($who, $arg) = @_;	2422	my ($who, $arg) = @_;
2151		2423
2152	if ($who->flag (FLAG_WIZ)) {	2424	if ($who->flag (FLAG_WIZ)) {
2153	$who->message ("start of reload.");	2425	$who->message ("reloading server.");
		2426
		2427	# doing reload synchronously and two reloads happen back-to-back,
		2428	# coro crashes during coro_state_free->destroy here.
		2429
		2430	$RELOAD_WATCHER ||= Event->timer (after => 0, data => WF_AUTOCANCEL, cb => sub {
2154	reload;	2431	reload;
2155	$who->message ("end of reload.");	2432	undef $RELOAD_WATCHER;
		2433	});
2156	}	2434	}
2157	};	2435	};
2158		2436
2159	unshift @INC, $LIBDIR;	2437	unshift @INC, $LIBDIR;
		2438
		2439	my $bug_warning = 0;
2160		2440
2161	$TICK_WATCHER = Event->timer (	2441	$TICK_WATCHER = Event->timer (
2162	reentrant => 0,	2442	reentrant => 0,
		2443	parked => 1,
2163	prio => 0,	2444	prio => 0,
2164	at => $NEXT_TICK || $TICK,	2445	at => $NEXT_TICK || $TICK,
2165	data => WF_AUTOCANCEL,	2446	data => WF_AUTOCANCEL,
2166	cb => sub {	2447	cb => sub {
		2448	if ($Coro::current != $Coro::main) {
		2449	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2450	unless ++$bug_warning > 10;
		2451	return;
		2452	}
		2453
		2454	$NOW = Event::time;
		2455
2167	cf::server_tick; # one server iteration	2456	cf::server_tick; # one server iteration
2168	$RUNTIME += $TICK;	2457	$RUNTIME += $TICK;
2169	$NEXT_TICK += $TICK;	2458	$NEXT_TICK += $TICK;
		2459
		2460	$WAIT_FOR_TICK->broadcast;
		2461	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2170		2462
2171	# if we are delayed by four ticks or more, skip them all	2463	# if we are delayed by four ticks or more, skip them all
2172	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2464	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2173		2465
2174	$TICK_WATCHER->at ($NEXT_TICK);	2466	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2176	},	2468	},
2177	);	2469	);
2178		2470
2179	IO::AIO::max_poll_time $TICK * 0.2;	2471	IO::AIO::max_poll_time $TICK * 0.2;
2180		2472
2181	Event->io (	2473	$AIO_POLL_WATCHER = Event->io (
2182	fd => IO::AIO::poll_fileno,	2474	fd => IO::AIO::poll_fileno,
2183	poll => 'r',	2475	poll => 'r',
2184	prio => 5,	2476	prio => 5,
2185	data => WF_AUTOCANCEL,	2477	data => WF_AUTOCANCEL,
2186	cb => \&IO::AIO::poll_cb,	2478	cb => \&IO::AIO::poll_cb,
2187	);	2479	);
2188		2480
2189	Event->timer (	2481	$WRITE_RUNTIME_WATCHER = Event->timer (
2190	data => WF_AUTOCANCEL,	2482	data => WF_AUTOCANCEL,
2191	after => 0,	2483	after => 1,
2192	interval => 10,	2484	interval => 10,
2193	cb => sub {	2485	prio => 6, # keep it lowest so it acts like a watchdog
2194	(Coro::unblock_sub {	2486	cb => Coro::unblock_sub {
2195	write_runtime	2487	write_runtime
2196	or warn "ERROR: unable to write runtime file: $!";	2488	or warn "ERROR: unable to write runtime file: $!";
2197	})->();
2198	},	2489	},
2199	);	2490	);
2200		2491
2201	END { cf::emergency_save }	2492	END { cf::emergency_save }
2202		2493

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