[ViewVC] Diff of: cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.138 by root, Fri Jan 5 17:07:17 2007 UTC vs.
Revision 1.188 by root, Sat Jan 20 23:30:16 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}), $rmp->{custom}
		1142	)
		1143	}
		1144
		1145	=item cf::map->register ($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	# map plan:
		1182	#
		1183	# /! non-realised random map exit (special hack!)
		1184	# {... are special paths that are not being touched
		1185	# ?xxx/... are special absolute paths
		1186	# ?random/... random maps
		1187	# /... normal maps
		1188	# ~user/... per-player map of a specific user
		1189
		1190	$path =~ s/$PATH_SEP/\//go;
		1191
		1192	# treat it as relative path if it starts with
		1193	# something that looks reasonable
		1194	if ($path =~ m{^(?:\./\|\.\./\|\w)}) {
		1195	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1196
		1197	$base =~ s{[^/]+/?$}{};
		1198	$path = "$base/$path";
		1199	}
		1200
		1201	for ($path) {
		1202	redo if s{//}{/};
		1203	redo if s{/\.?/}{/};
		1204	redo if s{/[^/]+/\.\./}{/};
		1205	}
		1206
		1207	$path
		1208	}
		1209
		1210	sub new_from_path {
		1211	my (undef, $path, $base) = @_;
		1212
		1213	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1214
		1215	$path = normalise $path, $base;
		1216
		1217	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1218	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1219	my $self = bless cf::map::new, $pkg;
		1220	$self->{path} = $path; $self->path ($path);
		1221	$self->init; # pass $1 etc.
		1222	return $self;
		1223	}
		1224	}
		1225
		1226	Carp::carp "unable to resolve path '$path'.";
		1227	()
		1228	}
		1229
		1230	sub init {
		1231	my ($self) = @_;
		1232
		1233	$self
		1234	}
		1235
		1236	sub as_string {
		1237	my ($self) = @_;
		1238
		1239	"$self->{path}"
		1240	}
		1241
		1242	# the displayed name, this is a one way mapping
		1243	sub visible_name {
		1244	&as_string
		1245	}
		1246
		1247	# the original (read-only) location
		1248	sub load_path {
		1249	my ($self) = @_;
		1250
		1251	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1252	}
		1253
		1254	# the temporary/swap location
		1255	sub save_path {
		1256	my ($self) = @_;
		1257
		1258	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1259	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1260	}
		1261
		1262	# the unique path, undef == no special unique path
		1263	sub uniq_path {
		1264	my ($self) = @_;
		1265
		1266	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1267	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1130	}	1268	}
1131		1269
1132	# and all this just because we cannot iterate over	1270	# and all this just because we cannot iterate over
1133	# all maps in C++...	1271	# all maps in C++...
1134	sub change_all_map_light {	1272	sub change_all_map_light {
…		…
1136		1274
1137	$_->change_map_light ($change)	1275	$_->change_map_light ($change)
1138	for grep $_->outdoor, values %cf::MAP;	1276	for grep $_->outdoor, values %cf::MAP;
1139	}	1277	}
1140		1278
		1279	sub unlink_save {
		1280	my ($self) = @_;
		1281
		1282	utf8::encode (my $save = $self->save_path);
		1283	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1284	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1285	}
		1286
1141	sub try_load_header($) {	1287	sub load_header_from($) {
1142	my ($path) = @_;	1288	my ($self, $path) = @_;
1143		1289
1144	utf8::encode $path;	1290	utf8::encode $path;
1145	aio_open $path, O_RDONLY, 0	1291	aio_open $path, O_RDONLY, 0
1146	or return;	1292	or return;
1147		1293
1148	my $map = cf::map::new	1294	$self->_load_header ($path)
1149	or return;	1295	or return;
1150		1296
1151	# for better error messages only, will be overwritten	1297	$self->{load_path} = $path;
1152	$map->path ($path);
1153		1298
1154	$map->load_header ($path)	1299	1
		1300	}
		1301
		1302	sub load_header_orig {
		1303	my ($self) = @_;
		1304
		1305	$self->load_header_from ($self->load_path)
		1306	}
		1307
		1308	sub load_header_temp {
		1309	my ($self) = @_;
		1310
		1311	$self->load_header_from ($self->save_path)
		1312	}
		1313
		1314	sub prepare_temp {
		1315	my ($self) = @_;
		1316
		1317	$self->last_access ((delete $self->{last_access})
		1318	\|\| $cf::RUNTIME); #d#
		1319	# safety
		1320	$self->{instantiate_time} = $cf::RUNTIME
		1321	if $self->{instantiate_time} > $cf::RUNTIME;
		1322	}
		1323
		1324	sub prepare_orig {
		1325	my ($self) = @_;
		1326
		1327	$self->{load_original} = 1;
		1328	$self->{instantiate_time} = $cf::RUNTIME;
		1329	$self->last_access ($cf::RUNTIME);
		1330	$self->instantiate;
		1331	}
		1332
		1333	sub load_header {
		1334	my ($self) = @_;
		1335
		1336	if ($self->load_header_temp) {
		1337	$self->prepare_temp;
		1338	} else {
		1339	$self->load_header_orig
1155	or return;	1340	or return;
		1341	$self->prepare_orig;
		1342	}
1156		1343
1157	$map->{load_path} = $path;	1344	1
1158
1159	$map
1160	}	1345	}
1161		1346
1162	sub find;	1347	sub find;
1163	sub find {	1348	sub find {
1164	my ($path, $origin) = @_;	1349	my ($path, $origin) = @_;
1165		1350
1166	#warn "find<$path,$origin>\n";#d#
1167
1168	$path = new cf::path $path, $origin && $origin->path;	1351	$path = normalise $path, $origin && $origin->path;
1169	my $key = $path->as_string;
1170		1352
1171	cf::lock_wait "map_find:$key";	1353	cf::lock_wait "map_find:$path";
1172		1354
1173	$cf::MAP{$key} \|\| do {	1355	$cf::MAP{$path} \|\| do {
1174	my $guard = cf::lock_acquire "map_find:$key";	1356	my $guard = cf::lock_acquire "map_find:$path";
1175		1357	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;	1358	or return;
1195		1359
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;	1360	$map->{last_save} = $cf::RUNTIME;
1208		1361
1209	Coro::cede;	1362	$map->load_header
		1363	or return;
1210		1364
1211	if ($map->should_reset) {	1365	if ($map->should_reset) {
		1366	# doing this can freeze the server in a sync job, obviously
		1367	#$cf::WAIT_FOR_TICK->wait;
1212	$map->reset;	1368	$map->reset;
1213	undef $guard;	1369	undef $guard;
1214	$map = find $path	1370	$map = find $path
1215	or return;	1371	or return;
1216	}	1372	}
1217		1373
1218	$cf::MAP{$key} = $map	1374	$cf::MAP{$path} = $map
1219	}	1375	}
1220	}	1376	}
		1377
		1378	sub pre_load { }
		1379	sub post_load { }
1221		1380
1222	sub load {	1381	sub load {
1223	my ($self) = @_;	1382	my ($self) = @_;
1224		1383
1225	my $path = $self->{path};	1384	my $path = $self->{path};
1226	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1385	my $guard = cf::lock_acquire "map_load:$path";
1227		1386
1228	return if $self->in_memory != cf::MAP_SWAPPED;	1387	return if $self->in_memory != cf::MAP_SWAPPED;
1229		1388
1230	$self->in_memory (cf::MAP_LOADING);	1389	$self->in_memory (cf::MAP_LOADING);
1231		1390
1232	$self->alloc;	1391	$self->alloc;
		1392
		1393	$self->pre_load;
		1394
1233	$self->load_objects ($self->{load_path}, 1)	1395	$self->_load_objects ($self->{load_path}, 1)
1234	or return;	1396	or return;
1235		1397
1236	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1398	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1237	if delete $self->{load_original};	1399	if delete $self->{load_original};
1238		1400
1239	if (my $uniq = $path->uniq_path) {	1401	if (my $uniq = $self->uniq_path) {
1240	utf8::encode $uniq;	1402	utf8::encode $uniq;
1241	if (aio_open $uniq, O_RDONLY, 0) {	1403	if (aio_open $uniq, O_RDONLY, 0) {
1242	$self->clear_unique_items;	1404	$self->clear_unique_items;
1243	$self->load_objects ($uniq, 0);	1405	$self->_load_objects ($uniq, 0);
1244	}	1406	}
1245	}	1407	}
1246		1408
1247	Coro::cede;	1409	Coro::cede;
1248		1410
1249	# now do the right thing for maps	1411	# now do the right thing for maps
1250	$self->link_multipart_objects;	1412	$self->link_multipart_objects;
1251		1413
1252	if ($self->{path}->is_style_map) {	1414	unless ($self->{deny_activate}) {
1253	$self->{deny_save} = 1;	1415	$self->decay_objects;
1254	$self->{deny_reset} = 1;
1255	} else {
1256	$self->fix_auto_apply;	1416	$self->fix_auto_apply;
1257	$self->decay_objects;
1258	$self->update_buttons;	1417	$self->update_buttons;
		1418	Coro::cede;
1259	$self->set_darkness_map;	1419	$self->set_darkness_map;
1260	$self->difficulty ($self->estimate_difficulty)	1420	$self->difficulty ($self->estimate_difficulty)
1261	unless $self->difficulty;	1421	unless $self->difficulty;
		1422	Coro::cede;
1262	$self->activate;	1423	$self->activate;
1263	}	1424	}
1264		1425
1265	Coro::cede;	1426	$self->post_load;
1266		1427
1267	$self->in_memory (cf::MAP_IN_MEMORY);	1428	$self->in_memory (cf::MAP_IN_MEMORY);
		1429	}
		1430
		1431	sub customise_for {
		1432	my ($self, $ob) = @_;
		1433
		1434	return find "~" . $ob->name . "/" . $self->{path}
		1435	if $self->per_player;
		1436
		1437	$self
		1438	}
		1439
		1440	# find and load all maps in the 3x3 area around a map
		1441	sub load_diag {
		1442	my ($map) = @_;
		1443
		1444	my @diag; # diagonal neighbours
		1445
		1446	for (0 .. 3) {
		1447	my $neigh = $map->tile_path ($_)
		1448	or next;
		1449	$neigh = find $neigh, $map
		1450	or next;
		1451	$neigh->load;
		1452
		1453	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1454	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1455	}
		1456
		1457	for (@diag) {
		1458	my $neigh = find @$_
		1459	or next;
		1460	$neigh->load;
		1461	}
1268	}	1462	}
1269		1463
1270	sub find_sync {	1464	sub find_sync {
1271	my ($path, $origin) = @_;	1465	my ($path, $origin) = @_;
1272		1466
1273	cf::sync_job { cf::map::find $path, $origin }	1467	cf::sync_job { find $path, $origin }
1274	}	1468	}
1275		1469
1276	sub do_load_sync {	1470	sub do_load_sync {
1277	my ($map) = @_;	1471	my ($map) = @_;
1278		1472
1279	cf::sync_job { $map->load };	1473	cf::sync_job { $map->load };
1280	}	1474	}
1281		1475
		1476	our %MAP_PREFETCH;
		1477	our $MAP_PREFETCHER = undef;
		1478
		1479	sub find_async {
		1480	my ($path, $origin) = @_;
		1481
		1482	$path = normalise $path, $origin && $origin->{path};
		1483
		1484	if (my $map = $cf::MAP{$path}) {
		1485	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1486	}
		1487
		1488	undef $MAP_PREFETCH{$path};
		1489	$MAP_PREFETCHER \|\|= cf::async {
		1490	while (%MAP_PREFETCH) {
		1491	for my $path (keys %MAP_PREFETCH) {
		1492	my $map = find $path
		1493	or next;
		1494	$map->load;
		1495
		1496	delete $MAP_PREFETCH{$path};
		1497	}
		1498	}
		1499	undef $MAP_PREFETCHER;
		1500	};
		1501
		1502	()
		1503	}
		1504
1282	sub save {	1505	sub save {
1283	my ($self) = @_;	1506	my ($self) = @_;
1284		1507
1285	my $lock = cf::lock_acquire "map_data:" . $self->path;	1508	my $lock = cf::lock_acquire "map_data:" . $self->path;
1286		1509
1287	$self->{last_save} = $cf::RUNTIME;	1510	$self->{last_save} = $cf::RUNTIME;
1288		1511
1289	return unless $self->dirty;	1512	return unless $self->dirty;
1290		1513
1291	my $save = $self->{path}->save_path; utf8::encode $save;	1514	my $save = $self->save_path; utf8::encode $save;
1292	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1515	my $uniq = $self->uniq_path; utf8::encode $uniq;
1293		1516
1294	$self->{load_path} = $save;	1517	$self->{load_path} = $save;
1295		1518
1296	return if $self->{deny_save};	1519	return if $self->{deny_save};
1297		1520
1298	local $self->{last_access} = $self->last_access;#d#	1521	local $self->{last_access} = $self->last_access;#d#
1299		1522
		1523	cf::async {
		1524	$_->contr->save for $self->players;
		1525	};
		1526
1300	if ($uniq) {	1527	if ($uniq) {
1301	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1528	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1302	$self->save_objects ($uniq, cf::IO_UNIQUES);	1529	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1303	} else {	1530	} else {
1304	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	1531	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
1305	}	1532	}
1306	}	1533	}
1307		1534
1308	sub swap_out {	1535	sub swap_out {
1309	my ($self) = @_;	1536	my ($self) = @_;
…		…
1323		1550
1324	sub reset_at {	1551	sub reset_at {
1325	my ($self) = @_;	1552	my ($self) = @_;
1326		1553
1327	# TODO: safety, remove and allow resettable per-player maps	1554	# TODO: safety, remove and allow resettable per-player maps
1328	return 1e99 if $self->{path}{user_rel};	1555	return 1e99 if $self->isa ("ext::map_per_player");#d#
1329	return 1e99 if $self->{deny_reset};	1556	return 1e99 if $self->{deny_reset};
1330		1557
1331	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1558	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1332	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	1559	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1333		1560
…		…
1338	my ($self) = @_;	1565	my ($self) = @_;
1339		1566
1340	$self->reset_at <= $cf::RUNTIME	1567	$self->reset_at <= $cf::RUNTIME
1341	}	1568	}
1342		1569
1343	sub unlink_save {
1344	my ($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	$self->save;
1362	}
1363
1364	sub reset {	1570	sub reset {
1365	my ($self) = @_;	1571	my ($self) = @_;
1366		1572
1367	my $lock = cf::lock_acquire "map_data:" . $self->path;	1573	my $lock = cf::lock_acquire "map_data:$self->{path}";
1368		1574
1369	return if $self->players;	1575	return if $self->players;
1370	return if $self->{path}{user_rel};#d#	1576	return if $self->isa ("ext::map_per_player");#d#
1371		1577
1372	warn "resetting map ", $self->path;#d#	1578	warn "resetting map ", $self->path;#d#
1373		1579
1374	delete $cf::MAP{$self->path};	1580	delete $cf::MAP{$self->path};
		1581
		1582	$self->in_memory (cf::MAP_SWAPPED);
		1583	$self->clear;
1375		1584
1376	$_->clear_links_to ($self) for values %cf::MAP;	1585	$_->clear_links_to ($self) for values %cf::MAP;
1377		1586
1378	$self->unlink_save;	1587	$self->unlink_save;
1379	$self->destroy;	1588	$self->destroy;
…		…
1382	my $nuke_counter = "aaaa";	1591	my $nuke_counter = "aaaa";
1383		1592
1384	sub nuke {	1593	sub nuke {
1385	my ($self) = @_;	1594	my ($self) = @_;
1386		1595
		1596	delete $cf::MAP{$self->path};
		1597
		1598	$self->unlink_save;
		1599
		1600	bless $self, "cf::map";
		1601	delete $self->{deny_reset};
1387	$self->{deny_save} = 1;	1602	$self->{deny_save} = 1;
1388	$self->reset_timeout (1);	1603	$self->reset_timeout (1);
1389	$self->rename ("{nuke}/" . ($nuke_counter++));	1604	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1605
		1606	$cf::MAP{$self->path} = $self;
		1607
1390	$self->reset; # polite request, might not happen	1608	$self->reset; # polite request, might not happen
1391	}	1609	}
1392		1610
1393	sub customise_for {	1611	=item cf::map::unique_maps
1394	my ($map, $ob) = @_;
1395		1612
1396	if ($map->per_player) {	1613	Returns an arrayref of paths of all shared maps that have
1397	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1614	instantiated unique items. May block.
1398	}
1399		1615
1400	$map	1616	=cut
1401	}
1402		1617
1403	sub emergency_save {	1618	sub unique_maps() {
1404	my $freeze_guard = cf::freeze_mainloop;	1619	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1620	or return;
1405		1621
1406	warn "enter emergency map save\n";	1622	my @paths;
1407		1623
1408	cf::sync_job {	1624	for (@$files) {
1409	warn "begin emergency map save\n";	1625	utf8::decode $_;
1410	$_->save for values %cf::MAP;	1626	next if /\.pst$/;
		1627	next unless /^$PATH_SEP/o;
		1628
		1629	s/\.map$//;
		1630	push @paths, $_;
1411	};	1631	}
1412		1632
1413	warn "end emergency map save\n";	1633	\@paths
1414	}	1634	}
1415		1635
1416	package cf;	1636	package cf;
1417		1637
1418	=back	1638	=back
1419		1639
		1640	=head3 cf::object
		1641
		1642	=cut
		1643
		1644	package cf::object;
		1645
		1646	=over 4
		1647
		1648	=item $ob->inv_recursive
		1649
		1650	Returns the inventory of the object _and_ their inventories, recursively.
		1651
		1652	=cut
		1653
		1654	sub inv_recursive_;
		1655	sub inv_recursive_ {
		1656	map { $_, inv_recursive_ $_->inv } @_
		1657	}
		1658
		1659	sub inv_recursive {
		1660	inv_recursive_ inv $_[0]
		1661	}
		1662
		1663	package cf;
		1664
		1665	=back
1420		1666
1421	=head3 cf::object::player	1667	=head3 cf::object::player
1422		1668
1423	=over 4	1669	=over 4
1424		1670
…		…
1464		1710
1465	=item $player_object->enter_link	1711	=item $player_object->enter_link
1466		1712
1467	Freezes the player and moves him/her to a special map (C<{link}>).	1713	Freezes the player and moves him/her to a special map (C<{link}>).
1468		1714
1469	The player should be reaosnably safe there for short amounts of time. You	1715	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.	1716	I<MUST> call C<leave_link> as soon as possible, though.
1471		1717
		1718	Will never block.
		1719
1472	=item $player_object->leave_link ($map, $x, $y)	1720	=item $player_object->leave_link ($map, $x, $y)
1473		1721
1474	Moves the player out of the specila link map onto the given map. If the	1722	Moves the player out of the special C<{link}> map onto the specified
1475	map is not valid (or omitted), the player will be moved back to the	1723	map. If the map is not valid (or omitted), the player will be moved back
1476	location he/she was before the call to C<enter_link>, or, if that fails,	1724	to the location he/she was before the call to C<enter_link>, or, if that
1477	to the emergency map position.	1725	fails, to the emergency map position.
1478		1726
1479	Might block.	1727	Might block.
1480		1728
1481	=cut	1729	=cut
		1730
		1731	sub link_map {
		1732	unless ($LINK_MAP) {
		1733	$LINK_MAP = cf::map::find "{link}"
		1734	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1735	$LINK_MAP->load;
		1736	}
		1737
		1738	$LINK_MAP
		1739	}
1482		1740
1483	sub cf::object::player::enter_link {	1741	sub cf::object::player::enter_link {
1484	my ($self) = @_;	1742	my ($self) = @_;
1485		1743
1486	$self->deactivate_recursive;	1744	$self->deactivate_recursive;
1487		1745
1488	return if $self->map == $LINK_MAP;	1746	return if UNIVERSAL::isa $self->map, "ext::map_link";
1489		1747
1490	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	1748	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1491	if $self->map;	1749	if $self->map;
1492		1750
1493	$self->enter_map ($LINK_MAP, 20, 20);	1751	$self->enter_map ($LINK_MAP \|\| link_map, 20, 20);
1494	}	1752	}
1495		1753
1496	sub cf::object::player::leave_link {	1754	sub cf::object::player::leave_link {
1497	my ($self, $map, $x, $y) = @_;	1755	my ($self, $map, $x, $y) = @_;
1498		1756
…		…
1516	# use -1 or undef as default coordinates, not 0, 0	1774	# use -1 or undef as default coordinates, not 0, 0
1517	($x, $y) = ($map->enter_x, $map->enter_y)	1775	($x, $y) = ($map->enter_x, $map->enter_y)
1518	if $x <=0 && $y <= 0;	1776	if $x <=0 && $y <= 0;
1519		1777
1520	$map->load;	1778	$map->load;
		1779	$map->load_diag;
1521		1780
		1781	return unless $self->contr->active;
1522	$self->activate_recursive;	1782	$self->activate_recursive;
1523	$self->enter_map ($map, $x, $y);	1783	$self->enter_map ($map, $x, $y);
1524	}	1784	}
1525		1785
1526	cf::player->attach (	1786	cf::player->attach (
…		…
1539		1799
1540	# try to abort aborted map switching on player login :)	1800	# try to abort aborted map switching on player login :)
1541	# should happen only on crashes	1801	# should happen only on crashes
1542	if ($pl->ob->{_link_pos}) {	1802	if ($pl->ob->{_link_pos}) {
1543	$pl->ob->enter_link;	1803	$pl->ob->enter_link;
1544	Coro::async_pool {	1804	(async {
1545	# we need this sleep as the login has a concurrent enter_exit running	1805	# 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	1806	# and this sleep increases chances of the player not ending up in scorn
		1807	$pl->ob->reply (undef,
		1808	"There was an internal problem at your last logout, "
		1809	. "the server will try to bring you to your intended destination in a second.",
		1810	cf::NDI_RED);
1547	Coro::Timer::sleep 1;	1811	Coro::Timer::sleep 1;
1548	$pl->ob->leave_link;	1812	$pl->ob->leave_link;
1549	};	1813	})->prio (2);
1550	}	1814	}
1551	},	1815	},
1552	);	1816	);
1553		1817
1554	=item $player_object->goto ($path, $x, $y)	1818	=item $player_object->goto ($path, $x, $y)
…		…
1558	sub cf::object::player::goto {	1822	sub cf::object::player::goto {
1559	my ($self, $path, $x, $y) = @_;	1823	my ($self, $path, $x, $y) = @_;
1560		1824
1561	$self->enter_link;	1825	$self->enter_link;
1562		1826
1563	(Coro::async_pool {	1827	(async {
1564	$path = new cf::path $path;
1565
1566	my $map = cf::map::find $path->as_string;	1828	my $map = cf::map::find $path;
1567	$map = $map->customise_for ($self) if $map;	1829	$map = $map->customise_for ($self) if $map;
1568		1830
1569	# warn "entering ", $map->path, " at ($x, $y)\n"	1831	# warn "entering ", $map->path, " at ($x, $y)\n"
1570	# if $map;	1832	# if $map;
1571		1833
1572	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE \| cf::NDI_RED);	1834	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1573		1835
1574	$self->leave_link ($map, $x, $y);	1836	$self->leave_link ($map, $x, $y);
1575	})->prio (1);	1837	})->prio (1);
1576	}	1838	}
1577		1839
…		…
1581		1843
1582	sub parse_random_map_params {	1844	sub parse_random_map_params {
1583	my ($spec) = @_;	1845	my ($spec) = @_;
1584		1846
1585	my $rmp = { # defaults	1847	my $rmp = { # defaults
1586	xsize => 10,	1848	xsize => (cf::rndm 15, 40),
1587	ysize => 10,	1849	ysize => (cf::rndm 15, 40),
		1850	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1851	#layout => string,
1588	};	1852	};
1589		1853
1590	for (split /\n/, $spec) {	1854	for (split /\n/, $spec) {
1591	my ($k, $v) = split /\s+/, $_, 2;	1855	my ($k, $v) = split /\s+/, $_, 2;
1592		1856
…		…
1596	$rmp	1860	$rmp
1597	}	1861	}
1598		1862
1599	sub prepare_random_map {	1863	sub prepare_random_map {
1600	my ($exit) = @_;	1864	my ($exit) = @_;
		1865
		1866	my $guard = cf::lock_acquire "exit_prepare:$exit";
1601		1867
1602	# all this does is basically replace the /! path by	1868	# all this does is basically replace the /! path by
1603	# a new random map path (?random/...) with a seed	1869	# a new random map path (?random/...) with a seed
1604	# that depends on the exit object	1870	# that depends on the exit object
1605		1871
…		…
1614		1880
1615	$rmp->{random_seed} \|\|= $exit->random_seed;	1881	$rmp->{random_seed} \|\|= $exit->random_seed;
1616		1882
1617	my $data = cf::to_json $rmp;	1883	my $data = cf::to_json $rmp;
1618	my $md5 = Digest::MD5::md5_hex $data;	1884	my $md5 = Digest::MD5::md5_hex $data;
		1885	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1619		1886
1620	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY \| O_CREAT, 0666) {	1887	if (my $fh = aio_open "$meta~", O_WRONLY \| O_CREAT, 0666) {
1621	aio_write $fh, 0, (length $data), $data, 0;	1888	aio_write $fh, 0, (length $data), $data, 0;
		1889	undef $fh;
		1890	aio_rename "$meta~", $meta;
1622		1891
1623	$exit->slaying ("?random/$md5");	1892	$exit->slaying ("?random/$md5");
1624	$exit->msg (undef);	1893	$exit->msg (undef);
1625	}	1894	}
1626	}	1895	}
…		…
1630		1899
1631	return unless $self->type == cf::PLAYER;	1900	return unless $self->type == cf::PLAYER;
1632		1901
1633	$self->enter_link;	1902	$self->enter_link;
1634		1903
1635	(Coro::async_pool {	1904	(async {
1636	$self->deactivate_recursive; # just to be sure	1905	$self->deactivate_recursive; # just to be sure
1637	unless (eval {	1906	unless (eval {
1638	prepare_random_map $exit	1907	prepare_random_map $exit
1639	if $exit->slaying eq "/!";	1908	if $exit->slaying eq "/!";
1640		1909
1641	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1910	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1642	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1911	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1643		1912
1644	1;	1913	1;
1645	}) {	1914	}) {
1646	$self->message ("Something went wrong deep within the crossfire server. "	1915	$self->message ("Something went wrong deep within the crossfire server. "
1647	. "I'll try to bring you back to the map you were before. "	1916	. "I'll try to bring you back to the map you were before. "
1648	. "Please report this to the dungeon master",	1917	. "Please report this to the dungeon master!",
1649	cf::NDI_UNIQUE \| cf::NDI_RED);	1918	cf::NDI_UNIQUE \| cf::NDI_RED);
1650		1919
1651	warn "ERROR in enter_exit: $@";	1920	warn "ERROR in enter_exit: $@";
1652	$self->leave_link;	1921	$self->leave_link;
1653	}	1922	}
…		…
1721	}	1990	}
1722	}	1991	}
1723	},	1992	},
1724	);	1993	);
1725		1994
1726	=item $client->coro (\&cb)	1995	=item $client->async (\&cb)
1727		1996
1728	Create a new coroutine, running the specified callback. The coroutine will	1997	Create a new coroutine, running the specified callback. The coroutine will
1729	be automatically cancelled when the client gets destroyed (e.g. on logout,	1998	be automatically cancelled when the client gets destroyed (e.g. on logout,
1730	or loss of connection).	1999	or loss of connection).
1731		2000
1732	=cut	2001	=cut
1733		2002
1734	sub cf::client::coro {	2003	sub cf::client::async {
1735	my ($self, $cb) = @_;	2004	my ($self, $cb) = @_;
1736		2005
1737	my $coro = &Coro::async_pool ($cb);	2006	my $coro = &Coro::async ($cb);
1738		2007
1739	$coro->on_destroy (sub {	2008	$coro->on_destroy (sub {
1740	delete $self->{_coro}{$coro+0};	2009	delete $self->{_coro}{$coro+0};
1741	});	2010	});
1742		2011
…		…
1936	sub db_sync() {	2205	sub db_sync() {
1937	db_save if $dirty;	2206	db_save if $dirty;
1938	undef $dirty;	2207	undef $dirty;
1939	}	2208	}
1940		2209
1941	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2210	my $idle = Event->idle (min => 10, max => 20, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
1942	db_sync;	2211	db_sync;
1943	});	2212	});
1944		2213
1945	sub db_dirty() {	2214	sub db_dirty() {
1946	$dirty = 1;	2215	$dirty = 1;
…		…
1980	local $/;	2249	local $/;
1981	*CFG = YAML::Syck::Load <$fh>;	2250	*CFG = YAML::Syck::Load <$fh>;
1982		2251
1983	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];	2252	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];
1984		2253
		2254	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2255	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2256
1985	if (exists $CFG{mlockall}) {	2257	if (exists $CFG{mlockall}) {
1986	eval {	2258	eval {
1987	$CFG{mlockall} ? &mlockall : &munlockall	2259	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
1988	and die "WARNING: m(un)lockall failed: $!\n";	2260	and die "WARNING: m(un)lockall failed: $!\n";
1989	};	2261	};
1990	warn $@ if $@;	2262	warn $@ if $@;
1991	}	2263	}
1992	}	2264	}
1993		2265
1994	sub main {	2266	sub main {
1995	# we must not ever block the main coroutine	2267	# we must not ever block the main coroutine
1996	local $Coro::idle = sub {	2268	local $Coro::idle = sub {
1997	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2269	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1998	(Coro::unblock_sub {	2270	(async {
1999	Event::one_event;	2271	Event::one_event;
2000	})->();	2272	})->prio (Coro::PRIO_MAX);
2001	};	2273	};
2002		2274
2003	cfg_load;	2275	cfg_load;
2004	db_load;	2276	db_load;
2005	load_extensions;	2277	load_extensions;
		2278
		2279	$TICK_WATCHER->start;
2006	Event::loop;	2280	Event::loop;
2007	}	2281	}
2008		2282
2009	#############################################################################	2283	#############################################################################
2010	# initialisation	2284	# initialisation and cleanup
		2285
		2286	# install some emergency cleanup handlers
		2287	BEGIN {
		2288	for my $signal (qw(INT HUP TERM)) {
		2289	Event->signal (
		2290	data => WF_AUTOCANCEL,
		2291	signal => $signal,
		2292	cb => sub {
		2293	cf::cleanup "SIG$signal";
		2294	},
		2295	);
		2296	}
		2297	}
		2298
		2299	sub emergency_save() {
		2300	my $freeze_guard = cf::freeze_mainloop;
		2301
		2302	warn "enter emergency perl save\n";
		2303
		2304	cf::sync_job {
		2305	# use a peculiar iteration method to avoid tripping on perl
		2306	# refcount bugs in for. also avoids problems with players
		2307	# and maps saved/destroyed asynchronously.
		2308	warn "begin emergency player save\n";
		2309	for my $login (keys %cf::PLAYER) {
		2310	my $pl = $cf::PLAYER{$login} or next;
		2311	$pl->valid or next;
		2312	$pl->save;
		2313	}
		2314	warn "end emergency player save\n";
		2315
		2316	warn "begin emergency map save\n";
		2317	for my $path (keys %cf::MAP) {
		2318	my $map = $cf::MAP{$path} or next;
		2319	$map->valid or next;
		2320	$map->save;
		2321	}
		2322	warn "end emergency map save\n";
		2323	};
		2324
		2325	warn "leave emergency perl save\n";
		2326	}
2011		2327
2012	sub reload() {	2328	sub reload() {
2013	# can/must only be called in main	2329	# can/must only be called in main
2014	if ($Coro::current != $Coro::main) {	2330	if ($Coro::current != $Coro::main) {
2015	warn "can only reload from main coroutine\n";	2331	warn "can only reload from main coroutine";
2016	return;	2332	return;
2017	}	2333	}
2018		2334
2019	warn "reloading...";	2335	warn "reloading...";
2020		2336
2021	my $guard = freeze_mainloop;	2337	warn "cancelling server ticker";
		2338	$TICK_WATCHER->cancel;
		2339
2022	cf::emergency_save;	2340	cf::emergency_save;
2023		2341
2024	eval {	2342	eval {
2025	# if anything goes wrong in here, we should simply crash as we already saved	2343	# if anything goes wrong in here, we should simply crash as we already saved
2026		2344
2027	# cancel all watchers	2345	warn "syncing database to disk";
		2346	cf::db_sync;
		2347
		2348	warn "cancelling all WF_AUTOCANCEL watchers";
2028	for (Event::all_watchers) {	2349	for (Event::all_watchers) {
2029	$_->cancel if $_->data & WF_AUTOCANCEL;	2350	$_->cancel if $_->data & WF_AUTOCANCEL;
2030	}	2351	}
2031		2352
		2353	warn "flushing outstanding aio requests";
		2354	for (;;) {
		2355	IO::AIO::flush;
		2356	Coro::cede;
		2357	last unless IO::AIO::nreqs;
		2358	warn "iterate...";
		2359	}
		2360
2032	# cancel all extension coros	2361	warn "cancelling all extension coros";
2033	$_->cancel for values %EXT_CORO;	2362	$_->cancel for values %EXT_CORO;
2034	%EXT_CORO = ();	2363	%EXT_CORO = ();
2035		2364
2036	# unload all extensions	2365	warn "removing commands";
2037	for (@exts) {	2366	%COMMAND = ();
		2367
		2368	warn "removing ext commands";
		2369	%EXTCMD = ();
		2370
		2371	warn "unloading/nuking all extensions";
		2372	for my $pkg (@EXTS) {
2038	warn "unloading <$_>";	2373	warn "... unloading $pkg";
2039	unload_extension $_;	2374
		2375	if (my $cb = $pkg->can ("unload")) {
		2376	eval {
		2377	$cb->($pkg);
		2378	1
		2379	} or warn "$pkg unloaded, but with errors: $@";
2040	}	2380	}
2041		2381
		2382	warn "... nuking $pkg";
		2383	Symbol::delete_package $pkg;
		2384	}
		2385
2042	# unload all modules loaded from $LIBDIR	2386	warn "unloading all perl modules loaded from $LIBDIR";
2043	while (my ($k, $v) = each %INC) {	2387	while (my ($k, $v) = each %INC) {
2044	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2388	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2045		2389
2046	warn "removing <$k>";	2390	warn "... unloading $k";
2047	delete $INC{$k};	2391	delete $INC{$k};
2048		2392
2049	$k =~ s/\.pm$//;	2393	$k =~ s/\.pm$//;
2050	$k =~ s/\//::/g;	2394	$k =~ s/\//::/g;
2051		2395
…		…
2054	}	2398	}
2055		2399
2056	Symbol::delete_package $k;	2400	Symbol::delete_package $k;
2057	}	2401	}
2058		2402
2059	# sync database to disk
2060	cf::db_sync;
2061	IO::AIO::flush;
2062
2063	# get rid of safe::, as good as possible	2403	warn "getting rid of safe::, as good as possible";
2064	Symbol::delete_package "safe::$_"	2404	Symbol::delete_package "safe::$_"
2065	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2405	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2066		2406
2067	# remove register_script_function callbacks
2068	# TODO
2069
2070	# unload cf.pm "a bit"	2407	warn "unloading cf.pm \"a bit\"";
2071	delete $INC{"cf.pm"};	2408	delete $INC{"cf.pm"};
2072		2409
2073	# don't, removes xs symbols, too,	2410	# don't, removes xs symbols, too,
2074	# and global variables created in xs	2411	# and global variables created in xs
2075	#Symbol::delete_package __PACKAGE__;	2412	#Symbol::delete_package __PACKAGE__;
2076		2413
2077	# reload cf.pm	2414	warn "unload completed, starting to reload now";
		2415
2078	warn "reloading cf.pm";	2416	warn "reloading cf.pm";
2079	require cf;	2417	require cf;
2080	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2418	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2081		2419
2082	# load config and database again	2420	warn "loading config and database again";
2083	cf::cfg_load;	2421	cf::cfg_load;
2084	cf::db_load;	2422	cf::db_load;
2085		2423
2086	# load extensions
2087	warn "load extensions";	2424	warn "loading extensions";
2088	cf::load_extensions;	2425	cf::load_extensions;
2089		2426
2090	# reattach attachments to objects	2427	warn "reattaching attachments to objects/players";
2091	warn "reattach";
2092	_global_reattach;	2428	_global_reattach;
		2429	warn "reattaching attachments to maps";
		2430	reattach $_ for values %MAP;
		2431
		2432	warn "restarting server ticker";
		2433
		2434	$TICK_WATCHER->start;
2093	};	2435	};
2094		2436
2095	if ($@) {	2437	if ($@) {
2096	warn $@;	2438	warn $@;
2097	warn "error while reloading, exiting.";	2439	warn "error while reloading, exiting.";
2098	exit 1;	2440	exit 1;
2099	}	2441	}
2100		2442
2101	warn "reloaded successfully";	2443	warn "reloaded";
2102	};	2444	};
2103		2445
2104	#############################################################################	2446	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} = $LINK_MAP;
2145	}
2146
2147	register "<global>", __PACKAGE__;
2148		2447
2149	register_command "reload" => sub {	2448	register_command "reload" => sub {
2150	my ($who, $arg) = @_;	2449	my ($who, $arg) = @_;
2151		2450
2152	if ($who->flag (FLAG_WIZ)) {	2451	if ($who->flag (FLAG_WIZ)) {
2153	$who->message ("start of reload.");	2452	$who->message ("reloading server.");
		2453
		2454	# doing reload synchronously and two reloads happen back-to-back,
		2455	# coro crashes during coro_state_free->destroy here.
		2456
		2457	$RELOAD_WATCHER \|\|= Event->timer (after => 0, data => WF_AUTOCANCEL, cb => sub {
2154	reload;	2458	reload;
2155	$who->message ("end of reload.");	2459	undef $RELOAD_WATCHER;
		2460	});
2156	}	2461	}
2157	};	2462	};
2158		2463
2159	unshift @INC, $LIBDIR;	2464	unshift @INC, $LIBDIR;
		2465
		2466	my $bug_warning = 0;
2160		2467
2161	$TICK_WATCHER = Event->timer (	2468	$TICK_WATCHER = Event->timer (
2162	reentrant => 0,	2469	reentrant => 0,
		2470	parked => 1,
2163	prio => 0,	2471	prio => 0,
2164	at => $NEXT_TICK \|\| $TICK,	2472	at => $NEXT_TICK \|\| $TICK,
2165	data => WF_AUTOCANCEL,	2473	data => WF_AUTOCANCEL,
2166	cb => sub {	2474	cb => sub {
		2475	if ($Coro::current != $Coro::main) {
		2476	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2477	unless ++$bug_warning > 10;
		2478	return;
		2479	}
		2480
		2481	$NOW = Event::time;
		2482
2167	cf::server_tick; # one server iteration	2483	cf::server_tick; # one server iteration
2168	$RUNTIME += $TICK;	2484	$RUNTIME += $TICK;
2169	$NEXT_TICK += $TICK;	2485	$NEXT_TICK += $TICK;
		2486
		2487	$WAIT_FOR_TICK->broadcast;
		2488	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2170		2489
2171	# if we are delayed by four ticks or more, skip them all	2490	# if we are delayed by four ticks or more, skip them all
2172	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2491	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2173		2492
2174	$TICK_WATCHER->at ($NEXT_TICK);	2493	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2176	},	2495	},
2177	);	2496	);
2178		2497
2179	IO::AIO::max_poll_time $TICK * 0.2;	2498	IO::AIO::max_poll_time $TICK * 0.2;
2180		2499
2181	Event->io (	2500	$AIO_POLL_WATCHER = Event->io (
2182	fd => IO::AIO::poll_fileno,	2501	fd => IO::AIO::poll_fileno,
2183	poll => 'r',	2502	poll => 'r',
2184	prio => 5,	2503	prio => 5,
2185	data => WF_AUTOCANCEL,	2504	data => WF_AUTOCANCEL,
2186	cb => \&IO::AIO::poll_cb,	2505	cb => \&IO::AIO::poll_cb,
2187	);	2506	);
2188		2507
2189	Event->timer (	2508	$WRITE_RUNTIME_WATCHER = Event->timer (
2190	data => WF_AUTOCANCEL,	2509	data => WF_AUTOCANCEL,
2191	after => 0,	2510	after => 1,
2192	interval => 10,	2511	interval => 10,
2193	cb => sub {	2512	prio => 6, # keep it lowest so it acts like a watchdog
2194	(Coro::unblock_sub {	2513	cb => Coro::unblock_sub {
2195	write_runtime	2514	write_runtime
2196	or warn "ERROR: unable to write runtime file: $!";	2515	or warn "ERROR: unable to write runtime file: $!";
2197	})->();
2198	},	2516	},
2199	);	2517	);
2200		2518
2201	END { cf::emergency_save }	2519	END { cf::emergency_save }
2202		2520

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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 1.188 by root, Sat Jan 20 23:30:16 2007 UTC

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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 1.188 by root, Sat Jan 20 23:30:16 2007 UTC