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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 1.198 by root, Sun Jan 28 01:58:37 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 (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}), $rmp->{custom}
		1142	)
		1143	}
		1144
		1145	=item cf::map->register ($regex, $prio)
		1146
		1147	Register a handler for the map path matching the given regex at the
		1148	givne priority (higher is better, built-in handlers have priority 0, the
		1149	default).
		1150
		1151	=cut
		1152
		1153	sub register {
		1154	my (undef, $regex, $prio) = @_;
		1155	my $pkg = caller;
		1156
		1157	no strict;
		1158	push @{"$pkg\::ISA"}, __PACKAGE__;
		1159
		1160	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1161	}
		1162
		1163	# also paths starting with '/'
		1164	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1165
		1166	sub thawer_merge {
		1167	my ($self, $merge) = @_;
		1168
		1169	# we have to keep some variables in memory intact
		1170	local $self->{path};
		1171	local $self->{load_path};
		1172	local $self->{deny_save};
		1173	local $self->{deny_reset};
		1174
		1175	$self->SUPER::thawer_merge ($merge);
		1176	}
		1177
		1178	sub normalise {
		1179	my ($path, $base) = @_;
		1180
		1181	$path = "$path"; # make sure its a string
		1182
		1183	# map plan:
		1184	#
		1185	# /! non-realised random map exit (special hack!)
		1186	# {... are special paths that are not being touched
		1187	# ?xxx/... are special absolute paths
		1188	# ?random/... random maps
		1189	# /... normal maps
		1190	# ~user/... per-player map of a specific user
		1191
		1192	$path =~ s/$PATH_SEP/\//go;
		1193
		1194	# treat it as relative path if it starts with
		1195	# something that looks reasonable
		1196	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1197	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1198
		1199	$base =~ s{[^/]+/?$}{};
		1200	$path = "$base/$path";
		1201	}
		1202
		1203	for ($path) {
		1204	redo if s{//}{/};
		1205	redo if s{/\.?/}{/};
		1206	redo if s{/[^/]+/\.\./}{/};
		1207	}
		1208
		1209	$path
		1210	}
		1211
		1212	sub new_from_path {
		1213	my (undef, $path, $base) = @_;
		1214
		1215	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1216
		1217	$path = normalise $path, $base;
		1218
		1219	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1220	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1221	my $self = bless cf::map::new, $pkg;
		1222	$self->{path} = $path; $self->path ($path);
		1223	$self->init; # pass $1 etc.
		1224	return $self;
		1225	}
		1226	}
		1227
		1228	Carp::carp "unable to resolve path '$path' (base '$base').";
		1229	()
		1230	}
		1231
		1232	sub init {
		1233	my ($self) = @_;
		1234
		1235	$self
		1236	}
		1237
		1238	sub as_string {
		1239	my ($self) = @_;
		1240
		1241	"$self->{path}"
		1242	}
		1243
		1244	# the displayed name, this is a one way mapping
		1245	sub visible_name {
		1246	&as_string
		1247	}
		1248
		1249	# the original (read-only) location
		1250	sub load_path {
		1251	my ($self) = @_;
		1252
		1253	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1254	}
		1255
		1256	# the temporary/swap location
		1257	sub save_path {
		1258	my ($self) = @_;
		1259
		1260	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1261	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1262	}
		1263
		1264	# the unique path, undef == no special unique path
		1265	sub uniq_path {
		1266	my ($self) = @_;
		1267
		1268	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1269	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1130	}	1270	}
1131		1271
1132	# and all this just because we cannot iterate over	1272	# and all this just because we cannot iterate over
1133	# all maps in C++...	1273	# all maps in C++...
1134	sub change_all_map_light {	1274	sub change_all_map_light {
…		…
1136		1276
1137	$_->change_map_light ($change)	1277	$_->change_map_light ($change)
1138	for grep $_->outdoor, values %cf::MAP;	1278	for grep $_->outdoor, values %cf::MAP;
1139	}	1279	}
1140		1280
		1281	sub unlink_save {
		1282	my ($self) = @_;
		1283
		1284	utf8::encode (my $save = $self->save_path);
		1285	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1286	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1287	}
		1288
1141	sub try_load_header($) {	1289	sub load_header_from($) {
1142	my ($path) = @_;	1290	my ($self, $path) = @_;
1143		1291
1144	utf8::encode $path;	1292	utf8::encode $path;
1145	aio_open $path, O_RDONLY, 0	1293	aio_open $path, O_RDONLY, 0
1146	or return;	1294	or return;
1147		1295
1148	my $map = cf::map::new	1296	$self->_load_header ($path)
1149	or return;	1297	or return;
1150		1298
1151	# for better error messages only, will be overwritten	1299	$self->{load_path} = $path;
1152	$map->path ($path);
1153		1300
1154	$map->load_header ($path)	1301	1
		1302	}
		1303
		1304	sub load_header_orig {
		1305	my ($self) = @_;
		1306
		1307	$self->load_header_from ($self->load_path)
		1308	}
		1309
		1310	sub load_header_temp {
		1311	my ($self) = @_;
		1312
		1313	$self->load_header_from ($self->save_path)
		1314	}
		1315
		1316	sub prepare_temp {
		1317	my ($self) = @_;
		1318
		1319	$self->last_access ((delete $self->{last_access})
		1320	|| $cf::RUNTIME); #d#
		1321	# safety
		1322	$self->{instantiate_time} = $cf::RUNTIME
		1323	if $self->{instantiate_time} > $cf::RUNTIME;
		1324	}
		1325
		1326	sub prepare_orig {
		1327	my ($self) = @_;
		1328
		1329	$self->{load_original} = 1;
		1330	$self->{instantiate_time} = $cf::RUNTIME;
		1331	$self->last_access ($cf::RUNTIME);
		1332	$self->instantiate;
		1333	}
		1334
		1335	sub load_header {
		1336	my ($self) = @_;
		1337
		1338	if ($self->load_header_temp) {
		1339	$self->prepare_temp;
		1340	} else {
		1341	$self->load_header_orig
1155	or return;	1342	or return;
		1343	$self->prepare_orig;
		1344	}
1156		1345
1157	$map->{load_path} = $path;	1346	1
1158
1159	$map
1160	}	1347	}
1161		1348
1162	sub find;	1349	sub find;
1163	sub find {	1350	sub find {
1164	my ($path, $origin) = @_;	1351	my ($path, $origin) = @_;
1165		1352
1166	#warn "find<$path,$origin>\n";#d#
1167
1168	$path = new cf::path $path, $origin && $origin->path;	1353	$path = normalise $path, $origin && $origin->path;
1169	my $key = $path->as_string;
1170		1354
1171	cf::lock_wait "map_find:$key";	1355	cf::lock_wait "map_find:$path";
1172		1356
1173	$cf::MAP{$key} || do {	1357	$cf::MAP{$path} || do {
1174	my $guard = cf::lock_acquire "map_find:$key";	1358	my $guard = cf::lock_acquire "map_find:$path";
1175		1359	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;	1360	or return;
1195		1361
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;	1362	$map->{last_save} = $cf::RUNTIME;
1208		1363
1209	Coro::cede;	1364	$map->load_header
		1365	or return;
1210		1366
1211	if ($map->should_reset) {	1367	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1368	# doing this can freeze the server in a sync job, obviously
		1369	#$cf::WAIT_FOR_TICK->wait;
1212	$map->reset;	1370	$map->reset;
1213	undef $guard;	1371	undef $guard;
1214	$map = find $path	1372	return find $path;
1215	or return;
1216	}	1373	}
1217		1374
1218	$cf::MAP{$key} = $map	1375	$cf::MAP{$path} = $map
1219	}	1376	}
1220	}	1377	}
		1378
		1379	sub pre_load { }
		1380	sub post_load { }
1221		1381
1222	sub load {	1382	sub load {
1223	my ($self) = @_;	1383	my ($self) = @_;
1224		1384
		1385	local $self->{deny_reset} = 1; # loading can take a long time
		1386
1225	my $path = $self->{path};	1387	my $path = $self->{path};
1226	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1388	my $guard = cf::lock_acquire "map_load:$path";
1227		1389
1228	return if $self->in_memory != cf::MAP_SWAPPED;	1390	return if $self->in_memory != cf::MAP_SWAPPED;
1229		1391
1230	$self->in_memory (cf::MAP_LOADING);	1392	$self->in_memory (cf::MAP_LOADING);
1231		1393
1232	$self->alloc;	1394	$self->alloc;
		1395
		1396	$self->pre_load;
		1397
1233	$self->load_objects ($self->{load_path}, 1)	1398	$self->_load_objects ($self->{load_path}, 1)
1234	or return;	1399	or return;
1235		1400
1236	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1401	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1237	if delete $self->{load_original};	1402	if delete $self->{load_original};
1238		1403
1239	if (my $uniq = $path->uniq_path) {	1404	if (my $uniq = $self->uniq_path) {
1240	utf8::encode $uniq;	1405	utf8::encode $uniq;
1241	if (aio_open $uniq, O_RDONLY, 0) {	1406	if (aio_open $uniq, O_RDONLY, 0) {
1242	$self->clear_unique_items;	1407	$self->clear_unique_items;
1243	$self->load_objects ($uniq, 0);	1408	$self->_load_objects ($uniq, 0);
1244	}	1409	}
1245	}	1410	}
1246		1411
1247	Coro::cede;	1412	Coro::cede;
1248		1413
1249	# now do the right thing for maps	1414	# now do the right thing for maps
1250	$self->link_multipart_objects;	1415	$self->link_multipart_objects;
1251		1416
1252	if ($self->{path}->is_style_map) {	1417	unless ($self->{deny_activate}) {
1253	$self->{deny_save} = 1;	1418	$self->decay_objects;
1254	$self->{deny_reset} = 1;
1255	} else {
1256	$self->fix_auto_apply;	1419	$self->fix_auto_apply;
1257	$self->decay_objects;
1258	$self->update_buttons;	1420	$self->update_buttons;
		1421	Coro::cede;
1259	$self->set_darkness_map;	1422	$self->set_darkness_map;
1260	$self->difficulty ($self->estimate_difficulty)	1423	$self->difficulty ($self->estimate_difficulty)
1261	unless $self->difficulty;	1424	unless $self->difficulty;
		1425	Coro::cede;
1262	$self->activate;	1426	$self->activate;
1263	}	1427	}
1264		1428
1265	Coro::cede;	1429	$self->post_load;
1266		1430
1267	$self->in_memory (cf::MAP_IN_MEMORY);	1431	$self->in_memory (cf::MAP_IN_MEMORY);
		1432	}
		1433
		1434	sub customise_for {
		1435	my ($self, $ob) = @_;
		1436
		1437	return find "~" . $ob->name . "/" . $self->{path}
		1438	if $self->per_player;
		1439
		1440	$self
		1441	}
		1442
		1443	# find and load all maps in the 3x3 area around a map
		1444	sub load_diag {
		1445	my ($map) = @_;
		1446
		1447	my @diag; # diagonal neighbours
		1448
		1449	for (0 .. 3) {
		1450	my $neigh = $map->tile_path ($_)
		1451	or next;
		1452	$neigh = find $neigh, $map
		1453	or next;
		1454	$neigh->load;
		1455
		1456	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1457	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1458	}
		1459
		1460	for (@diag) {
		1461	my $neigh = find @$_
		1462	or next;
		1463	$neigh->load;
		1464	}
1268	}	1465	}
1269		1466
1270	sub find_sync {	1467	sub find_sync {
1271	my ($path, $origin) = @_;	1468	my ($path, $origin) = @_;
1272		1469
1273	cf::sync_job { cf::map::find $path, $origin }	1470	cf::sync_job { find $path, $origin }
1274	}	1471	}
1275		1472
1276	sub do_load_sync {	1473	sub do_load_sync {
1277	my ($map) = @_;	1474	my ($map) = @_;
1278		1475
1279	cf::sync_job { $map->load };	1476	cf::sync_job { $map->load };
1280	}	1477	}
1281		1478
		1479	our %MAP_PREFETCH;
		1480	our $MAP_PREFETCHER = undef;
		1481
		1482	sub find_async {
		1483	my ($path, $origin) = @_;
		1484
		1485	$path = normalise $path, $origin && $origin->{path};
		1486
		1487	if (my $map = $cf::MAP{$path}) {
		1488	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1489	}
		1490
		1491	undef $MAP_PREFETCH{$path};
		1492	$MAP_PREFETCHER ||= cf::async {
		1493	while (%MAP_PREFETCH) {
		1494	for my $path (keys %MAP_PREFETCH) {
		1495	my $map = find $path
		1496	or next;
		1497	$map->load;
		1498
		1499	delete $MAP_PREFETCH{$path};
		1500	}
		1501	}
		1502	undef $MAP_PREFETCHER;
		1503	};
		1504	$MAP_PREFETCHER->prio (6);
		1505
		1506	()
		1507	}
		1508
1282	sub save {	1509	sub save {
1283	my ($self) = @_;	1510	my ($self) = @_;
1284		1511
1285	my $lock = cf::lock_acquire "map_data:" . $self->path;	1512	my $lock = cf::lock_acquire "map_data:" . $self->path;
1286		1513
1287	$self->{last_save} = $cf::RUNTIME;	1514	$self->{last_save} = $cf::RUNTIME;
1288		1515
1289	return unless $self->dirty;	1516	return unless $self->dirty;
1290		1517
1291	my $save = $self->{path}->save_path; utf8::encode $save;	1518	my $save = $self->save_path; utf8::encode $save;
1292	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1519	my $uniq = $self->uniq_path; utf8::encode $uniq;
1293		1520
1294	$self->{load_path} = $save;	1521	$self->{load_path} = $save;
1295		1522
1296	return if $self->{deny_save};	1523	return if $self->{deny_save};
1297		1524
1298	local $self->{last_access} = $self->last_access;#d#	1525	local $self->{last_access} = $self->last_access;#d#
1299		1526
		1527	cf::async {
		1528	$_->contr->save for $self->players;
		1529	};
		1530
1300	if ($uniq) {	1531	if ($uniq) {
1301	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1532	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1302	$self->save_objects ($uniq, cf::IO_UNIQUES);	1533	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1303	} else {	1534	} else {
1304	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1535	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1305	}	1536	}
1306	}	1537	}
1307		1538
1308	sub swap_out {	1539	sub swap_out {
1309	my ($self) = @_;	1540	my ($self) = @_;
…		…
1323		1554
1324	sub reset_at {	1555	sub reset_at {
1325	my ($self) = @_;	1556	my ($self) = @_;
1326		1557
1327	# TODO: safety, remove and allow resettable per-player maps	1558	# TODO: safety, remove and allow resettable per-player maps
1328	return 1e99 if $self->{path}{user_rel};	1559	return 1e99 if $self->isa ("ext::map_per_player");#d#
1329	return 1e99 if $self->{deny_reset};	1560	return 1e99 if $self->{deny_reset};
1330		1561
1331	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1562	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1332	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1563	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1333		1564
…		…
1338	my ($self) = @_;	1569	my ($self) = @_;
1339		1570
1340	$self->reset_at <= $cf::RUNTIME	1571	$self->reset_at <= $cf::RUNTIME
1341	}	1572	}
1342		1573
1343	sub unlink_save {
1344	my ($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	$self->save;
1362	}
1363
1364	sub reset {	1574	sub reset {
1365	my ($self) = @_;	1575	my ($self) = @_;
1366		1576
1367	my $lock = cf::lock_acquire "map_data:" . $self->path;	1577	my $lock = cf::lock_acquire "map_data:$self->{path}";
1368		1578
1369	return if $self->players;	1579	return if $self->players;
1370	return if $self->{path}{user_rel};#d#	1580	return if $self->isa ("ext::map_per_player");#d#
1371		1581
1372	warn "resetting map ", $self->path;#d#	1582	warn "resetting map ", $self->path;#d#
1373		1583
1374	delete $cf::MAP{$self->path};	1584	delete $cf::MAP{$self->path};
		1585
		1586	$self->in_memory (cf::MAP_SWAPPED);
		1587	$self->clear;
1375		1588
1376	$_->clear_links_to ($self) for values %cf::MAP;	1589	$_->clear_links_to ($self) for values %cf::MAP;
1377		1590
1378	$self->unlink_save;	1591	$self->unlink_save;
1379	$self->destroy;	1592	$self->destroy;
…		…
1382	my $nuke_counter = "aaaa";	1595	my $nuke_counter = "aaaa";
1383		1596
1384	sub nuke {	1597	sub nuke {
1385	my ($self) = @_;	1598	my ($self) = @_;
1386		1599
		1600	delete $cf::MAP{$self->path};
		1601
		1602	$self->unlink_save;
		1603
		1604	bless $self, "cf::map";
		1605	delete $self->{deny_reset};
1387	$self->{deny_save} = 1;	1606	$self->{deny_save} = 1;
1388	$self->reset_timeout (1);	1607	$self->reset_timeout (1);
1389	$self->rename ("{nuke}/" . ($nuke_counter++));	1608	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1609
		1610	$cf::MAP{$self->path} = $self;
		1611
1390	$self->reset; # polite request, might not happen	1612	$self->reset; # polite request, might not happen
1391	}	1613	}
1392		1614
1393	sub customise_for {	1615	=item cf::map::unique_maps
1394	my ($map, $ob) = @_;
1395		1616
1396	if ($map->per_player) {	1617	Returns an arrayref of paths of all shared maps that have
1397	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1618	instantiated unique items. May block.
1398	}
1399		1619
1400	$map	1620	=cut
1401	}
1402		1621
1403	sub emergency_save {	1622	sub unique_maps() {
1404	my $freeze_guard = cf::freeze_mainloop;	1623	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1624	or return;
1405		1625
1406	warn "enter emergency map save\n";	1626	my @paths;
1407		1627
1408	cf::sync_job {	1628	for (@$files) {
1409	warn "begin emergency map save\n";	1629	utf8::decode $_;
1410	$_->save for values %cf::MAP;	1630	next if /\.pst$/;
		1631	next unless /^$PATH_SEP/o;
		1632
		1633	s/\.map$//;
		1634	push @paths, $_;
1411	};	1635	}
1412		1636
1413	warn "end emergency map save\n";	1637	\@paths
1414	}	1638	}
1415		1639
1416	package cf;	1640	package cf;
1417		1641
1418	=back	1642	=back
1419		1643
		1644	=head3 cf::object
		1645
		1646	=cut
		1647
		1648	package cf::object;
		1649
		1650	=over 4
		1651
		1652	=item $ob->inv_recursive
		1653
		1654	Returns the inventory of the object _and_ their inventories, recursively.
		1655
		1656	=cut
		1657
		1658	sub inv_recursive_;
		1659	sub inv_recursive_ {
		1660	map { $_, inv_recursive_ $_->inv } @_
		1661	}
		1662
		1663	sub inv_recursive {
		1664	inv_recursive_ inv $_[0]
		1665	}
		1666
		1667	package cf;
		1668
		1669	=back
1420		1670
1421	=head3 cf::object::player	1671	=head3 cf::object::player
1422		1672
1423	=over 4	1673	=over 4
1424		1674
…		…
1464		1714
1465	=item $player_object->enter_link	1715	=item $player_object->enter_link
1466		1716
1467	Freezes the player and moves him/her to a special map (C<{link}>).	1717	Freezes the player and moves him/her to a special map (C<{link}>).
1468		1718
1469	The player should be reaosnably safe there for short amounts of time. You	1719	The player should be reasonably safe there for short amounts of time. You
1470	I<MUST> call C<leave_link> as soon as possible, though.	1720	I<MUST> call C<leave_link> as soon as possible, though.
1471		1721
		1722	Will never block.
		1723
1472	=item $player_object->leave_link ($map, $x, $y)	1724	=item $player_object->leave_link ($map, $x, $y)
1473		1725
1474	Moves the player out of the specila link map onto the given map. If the	1726	Moves the player out of the special C<{link}> map onto the specified
1475	map is not valid (or omitted), the player will be moved back to the	1727	map. If the map is not valid (or omitted), the player will be moved back
1476	location he/she was before the call to C<enter_link>, or, if that fails,	1728	to the location he/she was before the call to C<enter_link>, or, if that
1477	to the emergency map position.	1729	fails, to the emergency map position.
1478		1730
1479	Might block.	1731	Might block.
1480		1732
1481	=cut	1733	=cut
		1734
		1735	sub link_map {
		1736	unless ($LINK_MAP) {
		1737	$LINK_MAP = cf::map::find "{link}"
		1738	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1739	$LINK_MAP->load;
		1740	}
		1741
		1742	$LINK_MAP
		1743	}
1482		1744
1483	sub cf::object::player::enter_link {	1745	sub cf::object::player::enter_link {
1484	my ($self) = @_;	1746	my ($self) = @_;
1485		1747
1486	$self->deactivate_recursive;	1748	$self->deactivate_recursive;
1487		1749
1488	return if $self->map == $LINK_MAP;	1750	return if UNIVERSAL::isa $self->map, "ext::map_link";
1489		1751
1490	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1752	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1491	if $self->map;	1753	if $self->map;
1492		1754
1493	$self->enter_map ($LINK_MAP, 20, 20);	1755	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1494	}	1756	}
1495		1757
1496	sub cf::object::player::leave_link {	1758	sub cf::object::player::leave_link {
1497	my ($self, $map, $x, $y) = @_;	1759	my ($self, $map, $x, $y) = @_;
1498		1760
…		…
1516	# use -1 or undef as default coordinates, not 0, 0	1778	# use -1 or undef as default coordinates, not 0, 0
1517	($x, $y) = ($map->enter_x, $map->enter_y)	1779	($x, $y) = ($map->enter_x, $map->enter_y)
1518	if $x <=0 && $y <= 0;	1780	if $x <=0 && $y <= 0;
1519		1781
1520	$map->load;	1782	$map->load;
		1783	$map->load_diag;
1521		1784
		1785	return unless $self->contr->active;
1522	$self->activate_recursive;	1786	$self->activate_recursive;
1523	$self->enter_map ($map, $x, $y);	1787	$self->enter_map ($map, $x, $y);
1524	}	1788	}
1525		1789
1526	cf::player->attach (	1790	cf::player->attach (
…		…
1539		1803
1540	# try to abort aborted map switching on player login :)	1804	# try to abort aborted map switching on player login :)
1541	# should happen only on crashes	1805	# should happen only on crashes
1542	if ($pl->ob->{_link_pos}) {	1806	if ($pl->ob->{_link_pos}) {
1543	$pl->ob->enter_link;	1807	$pl->ob->enter_link;
1544	Coro::async_pool {	1808	(async {
1545	# we need this sleep as the login has a concurrent enter_exit running	1809	# we need this sleep as the login has a concurrent enter_exit running
1546	# and this sleep increases chances of the player not ending up in scorn	1810	# and this sleep increases chances of the player not ending up in scorn
		1811	$pl->ob->reply (undef,
		1812	"There was an internal problem at your last logout, "
		1813	. "the server will try to bring you to your intended destination in a second.",
		1814	cf::NDI_RED);
1547	Coro::Timer::sleep 1;	1815	Coro::Timer::sleep 1;
1548	$pl->ob->leave_link;	1816	$pl->ob->leave_link;
1549	};	1817	})->prio (2);
1550	}	1818	}
1551	},	1819	},
1552	);	1820	);
1553		1821
1554	=item $player_object->goto ($path, $x, $y)	1822	=item $player_object->goto ($path, $x, $y)
…		…
1558	sub cf::object::player::goto {	1826	sub cf::object::player::goto {
1559	my ($self, $path, $x, $y) = @_;	1827	my ($self, $path, $x, $y) = @_;
1560		1828
1561	$self->enter_link;	1829	$self->enter_link;
1562		1830
1563	(Coro::async_pool {	1831	(async {
1564	$path = new cf::path $path;	1832	my $map = eval {
1565
1566	my $map = cf::map::find $path->as_string;	1833	my $map = cf::map::find $path;
1567	$map = $map->customise_for ($self) if $map;	1834	$map = $map->customise_for ($self) if $map;
1568		1835	$map
1569	# warn "entering ", $map->path, " at ($x, $y)\n"	1836	} or
1570	# if $map;
1571
1572	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1837	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1573		1838
1574	$self->leave_link ($map, $x, $y);	1839	$self->leave_link ($map, $x, $y);
1575	})->prio (1);	1840	})->prio (1);
1576	}	1841	}
1577		1842
…		…
1581		1846
1582	sub parse_random_map_params {	1847	sub parse_random_map_params {
1583	my ($spec) = @_;	1848	my ($spec) = @_;
1584		1849
1585	my $rmp = { # defaults	1850	my $rmp = { # defaults
1586	xsize => 10,	1851	xsize => (cf::rndm 15, 40),
1587	ysize => 10,	1852	ysize => (cf::rndm 15, 40),
		1853	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1854	#layout => string,
1588	};	1855	};
1589		1856
1590	for (split /\n/, $spec) {	1857	for (split /\n/, $spec) {
1591	my ($k, $v) = split /\s+/, $_, 2;	1858	my ($k, $v) = split /\s+/, $_, 2;
1592		1859
…		…
1596	$rmp	1863	$rmp
1597	}	1864	}
1598		1865
1599	sub prepare_random_map {	1866	sub prepare_random_map {
1600	my ($exit) = @_;	1867	my ($exit) = @_;
		1868
		1869	my $guard = cf::lock_acquire "exit_prepare:$exit";
1601		1870
1602	# all this does is basically replace the /! path by	1871	# all this does is basically replace the /! path by
1603	# a new random map path (?random/...) with a seed	1872	# a new random map path (?random/...) with a seed
1604	# that depends on the exit object	1873	# that depends on the exit object
1605		1874
1606	my $rmp = parse_random_map_params $exit->msg;	1875	my $rmp = parse_random_map_params $exit->msg;
1607		1876
1608	if ($exit->map) {	1877	if ($exit->map) {
1609	$rmp->{region} = $exit->map->region_name;	1878	$rmp->{region} = $exit->region->name;
1610	$rmp->{origin_map} = $exit->map->path;	1879	$rmp->{origin_map} = $exit->map->path;
1611	$rmp->{origin_x} = $exit->x;	1880	$rmp->{origin_x} = $exit->x;
1612	$rmp->{origin_y} = $exit->y;	1881	$rmp->{origin_y} = $exit->y;
1613	}	1882	}
1614		1883
1615	$rmp->{random_seed} ||= $exit->random_seed;	1884	$rmp->{random_seed} ||= $exit->random_seed;
1616		1885
1617	my $data = cf::to_json $rmp;	1886	my $data = cf::to_json $rmp;
1618	my $md5 = Digest::MD5::md5_hex $data;	1887	my $md5 = Digest::MD5::md5_hex $data;
		1888	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1619		1889
1620	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1890	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1621	aio_write $fh, 0, (length $data), $data, 0;	1891	aio_write $fh, 0, (length $data), $data, 0;
		1892	undef $fh;
		1893	aio_rename "$meta~", $meta;
1622		1894
1623	$exit->slaying ("?random/$md5");	1895	$exit->slaying ("?random/$md5");
1624	$exit->msg (undef);	1896	$exit->msg (undef);
1625	}	1897	}
1626	}	1898	}
…		…
1628	sub cf::object::player::enter_exit {	1900	sub cf::object::player::enter_exit {
1629	my ($self, $exit) = @_;	1901	my ($self, $exit) = @_;
1630		1902
1631	return unless $self->type == cf::PLAYER;	1903	return unless $self->type == cf::PLAYER;
1632		1904
		1905	if ($exit->slaying eq "/!") {
		1906	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1907	cf::sync_job { prepare_random_map $exit };
		1908	}
		1909
		1910	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1911	my $hp = $exit->stats->hp;
		1912	my $sp = $exit->stats->sp;
		1913
1633	$self->enter_link;	1914	$self->enter_link;
1634		1915
1635	(Coro::async_pool {	1916	(async {
1636	$self->deactivate_recursive; # just to be sure	1917	$self->deactivate_recursive; # just to be sure
1637	unless (eval {	1918	unless (eval {
1638	prepare_random_map $exit	1919	$self->goto ($slaying, $hp, $sp);
1639	if $exit->slaying eq "/!";
1640
1641	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1642	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1643		1920
1644	1;	1921	1;
1645	}) {	1922	}) {
1646	$self->message ("Something went wrong deep within the crossfire server. "	1923	$self->message ("Something went wrong deep within the crossfire server. "
1647	. "I'll try to bring you back to the map you were before. "	1924	. "I'll try to bring you back to the map you were before. "
1648	. "Please report this to the dungeon master",	1925	. "Please report this to the dungeon master!",
1649	cf::NDI_UNIQUE | cf::NDI_RED);	1926	cf::NDI_UNIQUE | cf::NDI_RED);
1650		1927
1651	warn "ERROR in enter_exit: $@";	1928	warn "ERROR in enter_exit: $@";
1652	$self->leave_link;	1929	$self->leave_link;
1653	}	1930	}
…		…
1721	}	1998	}
1722	}	1999	}
1723	},	2000	},
1724	);	2001	);
1725		2002
1726	=item $client->coro (\&cb)	2003	=item $client->async (\&cb)
1727		2004
1728	Create a new coroutine, running the specified callback. The coroutine will	2005	Create a new coroutine, running the specified callback. The coroutine will
1729	be automatically cancelled when the client gets destroyed (e.g. on logout,	2006	be automatically cancelled when the client gets destroyed (e.g. on logout,
1730	or loss of connection).	2007	or loss of connection).
1731		2008
1732	=cut	2009	=cut
1733		2010
1734	sub cf::client::coro {	2011	sub cf::client::async {
1735	my ($self, $cb) = @_;	2012	my ($self, $cb) = @_;
1736		2013
1737	my $coro = &Coro::async_pool ($cb);	2014	my $coro = &Coro::async ($cb);
1738		2015
1739	$coro->on_destroy (sub {	2016	$coro->on_destroy (sub {
1740	delete $self->{_coro}{$coro+0};	2017	delete $self->{_coro}{$coro+0};
1741	});	2018	});
1742		2019
…		…
1936	sub db_sync() {	2213	sub db_sync() {
1937	db_save if $dirty;	2214	db_save if $dirty;
1938	undef $dirty;	2215	undef $dirty;
1939	}	2216	}
1940		2217
1941	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2218	my $idle = Event->idle (
1942	db_sync;	2219	reentrant => 0,
		2220	min => 10,
		2221	max => 20,
		2222	repeat => 0,
		2223	data => WF_AUTOCANCEL,
		2224	cb => \&db_sync,
1943	});	2225	);
1944		2226
1945	sub db_dirty() {	2227	sub db_dirty() {
1946	$dirty = 1;	2228	$dirty = 1;
1947	$idle->start;	2229	$idle->start;
1948	}	2230	}
…		…
1980	local $/;	2262	local $/;
1981	*CFG = YAML::Syck::Load <$fh>;	2263	*CFG = YAML::Syck::Load <$fh>;
1982		2264
1983	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	2265	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
1984		2266
		2267	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2268	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2269
1985	if (exists $CFG{mlockall}) {	2270	if (exists $CFG{mlockall}) {
1986	eval {	2271	eval {
1987	$CFG{mlockall} ? &mlockall : &munlockall	2272	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
1988	and die "WARNING: m(un)lockall failed: $!\n";	2273	and die "WARNING: m(un)lockall failed: $!\n";
1989	};	2274	};
1990	warn $@ if $@;	2275	warn $@ if $@;
1991	}	2276	}
1992	}	2277	}
1993		2278
1994	sub main {	2279	sub main {
1995	# we must not ever block the main coroutine	2280	# we must not ever block the main coroutine
1996	local $Coro::idle = sub {	2281	local $Coro::idle = sub {
1997	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2282	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1998	(Coro::unblock_sub {	2283	(async {
1999	Event::one_event;	2284	Event::one_event;
2000	})->();	2285	})->prio (Coro::PRIO_MAX);
2001	};	2286	};
2002		2287
2003	cfg_load;	2288	cfg_load;
2004	db_load;	2289	db_load;
2005	load_extensions;	2290	load_extensions;
		2291
		2292	$TICK_WATCHER->start;
2006	Event::loop;	2293	Event::loop;
2007	}	2294	}
2008		2295
2009	#############################################################################	2296	#############################################################################
2010	# initialisation	2297	# initialisation and cleanup
		2298
		2299	# install some emergency cleanup handlers
		2300	BEGIN {
		2301	for my $signal (qw(INT HUP TERM)) {
		2302	Event->signal (
		2303	reentrant => 0,
		2304	data => WF_AUTOCANCEL,
		2305	signal => $signal,
		2306	prio => 0,
		2307	cb => sub {
		2308	cf::cleanup "SIG$signal";
		2309	},
		2310	);
		2311	}
		2312	}
		2313
		2314	sub emergency_save() {
		2315	my $freeze_guard = cf::freeze_mainloop;
		2316
		2317	warn "enter emergency perl save\n";
		2318
		2319	cf::sync_job {
		2320	# use a peculiar iteration method to avoid tripping on perl
		2321	# refcount bugs in for. also avoids problems with players
		2322	# and maps saved/destroyed asynchronously.
		2323	warn "begin emergency player save\n";
		2324	for my $login (keys %cf::PLAYER) {
		2325	my $pl = $cf::PLAYER{$login} or next;
		2326	$pl->valid or next;
		2327	$pl->save;
		2328	}
		2329	warn "end emergency player save\n";
		2330
		2331	warn "begin emergency map save\n";
		2332	for my $path (keys %cf::MAP) {
		2333	my $map = $cf::MAP{$path} or next;
		2334	$map->valid or next;
		2335	$map->save;
		2336	}
		2337	warn "end emergency map save\n";
		2338	};
		2339
		2340	warn "leave emergency perl save\n";
		2341	}
2011		2342
2012	sub reload() {	2343	sub reload() {
2013	# can/must only be called in main	2344	# can/must only be called in main
2014	if ($Coro::current != $Coro::main) {	2345	if ($Coro::current != $Coro::main) {
2015	warn "can only reload from main coroutine\n";	2346	warn "can only reload from main coroutine";
2016	return;	2347	return;
2017	}	2348	}
2018		2349
2019	warn "reloading...";	2350	warn "reloading...";
2020		2351
2021	my $guard = freeze_mainloop;	2352	warn "cancelling server ticker";
		2353	$TICK_WATCHER->cancel;
		2354
2022	cf::emergency_save;	2355	cf::emergency_save;
2023		2356
2024	eval {	2357	eval {
2025	# if anything goes wrong in here, we should simply crash as we already saved	2358	# if anything goes wrong in here, we should simply crash as we already saved
2026		2359
2027	# cancel all watchers	2360	warn "syncing database to disk";
		2361	cf::db_sync;
		2362
		2363	warn "cancelling all WF_AUTOCANCEL watchers";
2028	for (Event::all_watchers) {	2364	for (Event::all_watchers) {
2029	$_->cancel if $_->data & WF_AUTOCANCEL;	2365	$_->cancel if $_->data & WF_AUTOCANCEL;
2030	}	2366	}
2031		2367
		2368	warn "flushing outstanding aio requests";
		2369	for (;;) {
		2370	IO::AIO::flush;
		2371	Coro::cede;
		2372	last unless IO::AIO::nreqs;
		2373	warn "iterate...";
		2374	}
		2375
2032	# cancel all extension coros	2376	warn "cancelling all extension coros";
2033	$_->cancel for values %EXT_CORO;	2377	$_->cancel for values %EXT_CORO;
2034	%EXT_CORO = ();	2378	%EXT_CORO = ();
2035		2379
2036	# unload all extensions	2380	warn "removing commands";
2037	for (@exts) {	2381	%COMMAND = ();
		2382
		2383	warn "removing ext commands";
		2384	%EXTCMD = ();
		2385
		2386	warn "unloading/nuking all extensions";
		2387	for my $pkg (@EXTS) {
2038	warn "unloading <$_>";	2388	warn "... unloading $pkg";
2039	unload_extension $_;	2389
		2390	if (my $cb = $pkg->can ("unload")) {
		2391	eval {
		2392	$cb->($pkg);
		2393	1
		2394	} or warn "$pkg unloaded, but with errors: $@";
2040	}	2395	}
2041		2396
		2397	warn "... nuking $pkg";
		2398	Symbol::delete_package $pkg;
		2399	}
		2400
2042	# unload all modules loaded from $LIBDIR	2401	warn "unloading all perl modules loaded from $LIBDIR";
2043	while (my ($k, $v) = each %INC) {	2402	while (my ($k, $v) = each %INC) {
2044	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2403	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2045		2404
2046	warn "removing <$k>";	2405	warn "... unloading $k";
2047	delete $INC{$k};	2406	delete $INC{$k};
2048		2407
2049	$k =~ s/\.pm$//;	2408	$k =~ s/\.pm$//;
2050	$k =~ s/\//::/g;	2409	$k =~ s/\//::/g;
2051		2410
…		…
2054	}	2413	}
2055		2414
2056	Symbol::delete_package $k;	2415	Symbol::delete_package $k;
2057	}	2416	}
2058		2417
2059	# sync database to disk
2060	cf::db_sync;
2061	IO::AIO::flush;
2062
2063	# get rid of safe::, as good as possible	2418	warn "getting rid of safe::, as good as possible";
2064	Symbol::delete_package "safe::$_"	2419	Symbol::delete_package "safe::$_"
2065	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2420	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2066		2421
2067	# remove register_script_function callbacks
2068	# TODO
2069
2070	# unload cf.pm "a bit"	2422	warn "unloading cf.pm \"a bit\"";
2071	delete $INC{"cf.pm"};	2423	delete $INC{"cf.pm"};
2072		2424
2073	# don't, removes xs symbols, too,	2425	# don't, removes xs symbols, too,
2074	# and global variables created in xs	2426	# and global variables created in xs
2075	#Symbol::delete_package __PACKAGE__;	2427	#Symbol::delete_package __PACKAGE__;
2076		2428
2077	# reload cf.pm	2429	warn "unload completed, starting to reload now";
		2430
2078	warn "reloading cf.pm";	2431	warn "reloading cf.pm";
2079	require cf;	2432	require cf;
2080	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2433	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2081		2434
2082	# load config and database again	2435	warn "loading config and database again";
2083	cf::cfg_load;	2436	cf::cfg_load;
2084	cf::db_load;	2437	cf::db_load;
2085		2438
2086	# load extensions
2087	warn "load extensions";	2439	warn "loading extensions";
2088	cf::load_extensions;	2440	cf::load_extensions;
2089		2441
2090	# reattach attachments to objects	2442	warn "reattaching attachments to objects/players";
2091	warn "reattach";
2092	_global_reattach;	2443	_global_reattach;
		2444	warn "reattaching attachments to maps";
		2445	reattach $_ for values %MAP;
		2446
		2447	warn "restarting server ticker";
		2448
		2449	$TICK_WATCHER->start;
2093	};	2450	};
2094		2451
2095	if ($@) {	2452	if ($@) {
2096	warn $@;	2453	warn $@;
2097	warn "error while reloading, exiting.";	2454	warn "error while reloading, exiting.";
2098	exit 1;	2455	exit 1;
2099	}	2456	}
2100		2457
2101	warn "reloaded successfully";	2458	warn "reloaded";
2102	};	2459	};
2103		2460
2104	#############################################################################	2461	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} = $LINK_MAP;
2145	}
2146
2147	register "<global>", __PACKAGE__;
2148		2462
2149	register_command "reload" => sub {	2463	register_command "reload" => sub {
2150	my ($who, $arg) = @_;	2464	my ($who, $arg) = @_;
2151		2465
2152	if ($who->flag (FLAG_WIZ)) {	2466	if ($who->flag (FLAG_WIZ)) {
2153	$who->message ("start of reload.");	2467	$who->message ("reloading server.");
		2468
		2469	# doing reload synchronously and two reloads happen back-to-back,
		2470	# coro crashes during coro_state_free->destroy here.
		2471
		2472	$RELOAD_WATCHER ||= Event->timer (
		2473	reentrant => 0,
		2474	after => 0,
		2475	data => WF_AUTOCANCEL,
		2476	cb => sub {
2154	reload;	2477	reload;
2155	$who->message ("end of reload.");	2478	undef $RELOAD_WATCHER;
		2479	},
		2480	);
2156	}	2481	}
2157	};	2482	};
2158		2483
2159	unshift @INC, $LIBDIR;	2484	unshift @INC, $LIBDIR;
		2485
		2486	my $bug_warning = 0;
2160		2487
2161	$TICK_WATCHER = Event->timer (	2488	$TICK_WATCHER = Event->timer (
2162	reentrant => 0,	2489	reentrant => 0,
		2490	parked => 1,
2163	prio => 0,	2491	prio => 0,
2164	at => $NEXT_TICK || $TICK,	2492	at => $NEXT_TICK || $TICK,
2165	data => WF_AUTOCANCEL,	2493	data => WF_AUTOCANCEL,
2166	cb => sub {	2494	cb => sub {
		2495	if ($Coro::current != $Coro::main) {
		2496	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2497	unless ++$bug_warning > 10;
		2498	return;
		2499	}
		2500
		2501	$NOW = Event::time;
		2502
2167	cf::server_tick; # one server iteration	2503	cf::server_tick; # one server iteration
2168	$RUNTIME += $TICK;	2504	$RUNTIME += $TICK;
2169	$NEXT_TICK += $TICK;	2505	$NEXT_TICK += $TICK;
		2506
		2507	$WAIT_FOR_TICK->broadcast;
		2508	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2509
		2510	Event::sweep;
		2511	Coro::cede_notself;
		2512
		2513	# my $AFTER = Event::time;
		2514	# warn $AFTER - $NOW;#d#
2170		2515
2171	# if we are delayed by four ticks or more, skip them all	2516	# if we are delayed by four ticks or more, skip them all
2172	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2517	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2173		2518
2174	$TICK_WATCHER->at ($NEXT_TICK);	2519	$TICK_WATCHER->at ($NEXT_TICK);
2175	$TICK_WATCHER->start;	2520	$TICK_WATCHER->start;
2176	},	2521	},
2177	);	2522	);
2178		2523
2179	IO::AIO::max_poll_time $TICK * 0.2;	2524	IO::AIO::max_poll_time $TICK * 0.1;
2180		2525
2181	Event->io (	2526	undef $Coro::AIO::WATCHER;
		2527	$AIO_POLL_WATCHER = Event->io (
		2528	reentrant => 0,
2182	fd => IO::AIO::poll_fileno,	2529	fd => IO::AIO::poll_fileno,
2183	poll => 'r',	2530	poll => 'r',
2184	prio => 5,	2531	prio => 6,
2185	data => WF_AUTOCANCEL,	2532	data => WF_AUTOCANCEL,
2186	cb => \&IO::AIO::poll_cb,	2533	cb => \&IO::AIO::poll_cb,
2187	);	2534	);
2188		2535
2189	Event->timer (	2536	$WRITE_RUNTIME_WATCHER = Event->timer (
		2537	reentrant => 0,
2190	data => WF_AUTOCANCEL,	2538	data => WF_AUTOCANCEL,
2191	after => 0,	2539	after => 1,
2192	interval => 10,	2540	interval => 10,
2193	cb => sub {	2541	prio => 6, # keep it lowest so it acts like a watchdog
2194	(Coro::unblock_sub {	2542	cb => Coro::unblock_sub {
2195	write_runtime	2543	write_runtime
2196	or warn "ERROR: unable to write runtime file: $!";	2544	or warn "ERROR: unable to write runtime file: $!";
2197	})->();
2198	},	2545	},
2199	);	2546	);
2200		2547
2201	END { cf::emergency_save }	2548	END { cf::emergency_save }
2202		2549

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