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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.135 by root, Thu Jan 4 20:29:46 2007 UTC vs.
Revision 1.199 by root, Mon Jan 29 14:46:01 2007 UTC

…		…
8	use Storable;	8	use Storable;
9	use Opcode;	9	use Opcode;
10	use Safe;	10	use Safe;
11	use Safe::Hole;	11	use Safe::Hole;
12		12
13	use Coro 3.3 ();	13	use Coro 3.5 ();
14	use Coro::Event;	14	use Coro::Event;
15	use Coro::Timer;	15	use Coro::Timer;
16	use Coro::Signal;	16	use Coro::Signal;
17	use Coro::Semaphore;	17	use Coro::Semaphore;
18	use Coro::AIO;	18	use Coro::AIO;
19		19
		20	use Data::Dumper;
20	use Digest::MD5;	21	use Digest::MD5;
21	use Fcntl;	22	use Fcntl;
22	use IO::AIO 2.31 ();	23	use IO::AIO 2.32 ();
23	use YAML::Syck ();	24	use YAML::Syck ();
24	use Time::HiRes;	25	use Time::HiRes;
25		26
26	use Event; $Event::Eval = 1; # no idea why this is required, but it is	27	use Event; $Event::Eval = 1; # no idea why this is required, but it is
27		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
28	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
30		33
31	$Coro::main->prio (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;
		87
		88	sub cf::map::normalise;
76		89
77	#############################################################################	90	#############################################################################
78		91
79	=head2 GLOBAL VARIABLES	92	=head2 GLOBAL VARIABLES
80		93
…		…
104		117
105	=item %cf::CFG	118	=item %cf::CFG
106		119
107	Configuration for the server, loaded from C</etc/crossfire/config>, or	120	Configuration for the server, loaded from C</etc/crossfire/config>, or
108	from wherever your confdir points to.	121	from wherever your confdir points to.
		122
		123	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		124
		125	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		126	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		127	processing has been done. Call C<< ->wait >> on them to maximise the
		128	window of cpu time available, or simply to synchronise to the server tick.
109		129
110	=back	130	=back
111		131
112	=cut	132	=cut
113		133
…		…
117	utf8::encode $msg;	137	utf8::encode $msg;
118		138
119	$msg .= "\n"	139	$msg .= "\n"
120	unless $msg =~ /\n$/;	140	unless $msg =~ /\n$/;
121		141
122	LOG llevError, "cfperl: $msg";	142	LOG llevError, $msg;
123	};	143	};
124	}	144	}
125		145
126	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	146	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
127	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	147	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
145		165
146	$Event::DIED = sub {	166	$Event::DIED = sub {
147	warn "error in event callback: @_";	167	warn "error in event callback: @_";
148	};	168	};
149		169
150	my %ext_pkg;
151	my @exts;
152	my @hook;
153
154	=head2 UTILITY FUNCTIONS	170	=head2 UTILITY FUNCTIONS
155		171
156	=over 4	172	=over 4
157		173
		174	=item dumpval $ref
		175
158	=cut	176	=cut
		177
		178	sub dumpval {
		179	eval {
		180	local $SIG{__DIE__};
		181	my $d;
		182	if (1) {
		183	$d = new Data::Dumper([$_[0]], ["*var"]);
		184	$d->Terse(1);
		185	$d->Indent(2);
		186	$d->Quotekeys(0);
		187	$d->Useqq(1);
		188	#$d->Bless(...);
		189	$d->Seen($_[1]) if @_ > 1;
		190	$d = $d->Dump();
		191	}
		192	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		193	$d
		194	} || "[unable to dump $_[0]: '$@']";
		195	}
159		196
160	use JSON::Syck (); # TODO# replace by JSON::PC once working	197	use JSON::Syck (); # TODO# replace by JSON::PC once working
161		198
162	=item $ref = cf::from_json $json	199	=item $ref = cf::from_json $json
163		200
…		…
221	# wake up all waiters, to be on the safe side	258	# wake up all waiters, to be on the safe side
222	$_->ready for @{ delete $LOCK{$key} };	259	$_->ready for @{ delete $LOCK{$key} };
223	}	260	}
224	}	261	}
225		262
226	=item cf::async { BLOCK }
227
228	Like C<Coro::async>, but runs the given BLOCK in an eval and only logs the
229	error instead of exiting the server in case of a problem.
230
231	=cut
232
233	sub async(&) {
234	my ($cb) = @_;
235
236	Coro::async {
237	eval { $cb->() };
238	warn $@ if $@;
239	}
240	}
241
242	sub freeze_mainloop {	263	sub freeze_mainloop {
243	return unless $TICK_WATCHER->is_active;	264	return unless $TICK_WATCHER->is_active;
244		265
245	my $guard = Coro::guard { $TICK_WATCHER->start };	266	my $guard = Coro::guard {
		267	$TICK_WATCHER->start;
		268	$WRITE_RUNTIME_WATCHER->start;
		269	};
		270	$WRITE_RUNTIME_WATCHER->stop;
246	$TICK_WATCHER->stop;	271	$TICK_WATCHER->stop;
247	$guard	272	$guard
248	}	273	}
		274
		275	=item cf::async { BLOCK }
		276
		277	Currently the same as Coro::async_pool, meaning you cannot use
		278	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		279	thing you are allowed to do is call C<prio> on it.
		280
		281	=cut
		282
		283	BEGIN { *async = \&Coro::async_pool }
249		284
250	=item cf::sync_job { BLOCK }	285	=item cf::sync_job { BLOCK }
251		286
252	The design of crossfire+ requires that the main coro ($Coro::main) is	287	The design of crossfire+ requires that the main coro ($Coro::main) is
253	always able to handle events or runnable, as crossfire+ is only partly	288	always able to handle events or runnable, as crossfire+ is only partly
…		…
272	my $freeze_guard = freeze_mainloop;	307	my $freeze_guard = freeze_mainloop;
273		308
274	my $busy = 1;	309	my $busy = 1;
275	my @res;	310	my @res;
276		311
277	(Coro::async {	312	(async {
278	@res = eval { $job->() };	313	@res = eval { $job->() };
279	warn $@ if $@;	314	warn $@ if $@;
280	undef $busy;	315	undef $busy;
281	})->prio (Coro::PRIO_MAX);	316	})->prio (Coro::PRIO_MAX);
282		317
283	while ($busy) {	318	while ($busy) {
284	Coro::cede_notself;	319	Coro::cede or Event::one_event;
285	Event::one_event unless Coro::nready;
286	}	320	}
287		321
288	wantarray ? @res : $res[0]	322	wantarray ? @res : $res[0]
289	} else {	323	} else {
290	# we are in another coroutine, how wonderful, everything just works	324	# we are in another coroutine, how wonderful, everything just works
291		325
292	$job->()	326	$job->()
293	}	327	}
294	}	328	}
295		329
296	=item $coro = cf::coro { BLOCK }	330	=item $coro = cf::async_ext { BLOCK }
297		331
298	Creates and returns a new coro. This coro is automcatially being canceled	332	Like async, but this coro is automatically being canceled when the
299	when the extension calling this is being unloaded.	333	extension calling this is being unloaded.
300		334
301	=cut	335	=cut
302		336
303	sub coro(&) {	337	sub async_ext(&) {
304	my $cb = shift;	338	my $cb = shift;
305		339
306	my $coro = &cf::async ($cb);	340	my $coro = &Coro::async ($cb);
307		341
308	$coro->on_destroy (sub {	342	$coro->on_destroy (sub {
309	delete $EXT_CORO{$coro+0};	343	delete $EXT_CORO{$coro+0};
310	});	344	});
311	$EXT_CORO{$coro+0} = $coro;	345	$EXT_CORO{$coro+0} = $coro;
…		…
317	my $runtime = cf::localdir . "/runtime";	351	my $runtime = cf::localdir . "/runtime";
318		352
319	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	353	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
320	or return;	354	or return;
321		355
		356	my $value = $cf::RUNTIME + 90 + 10;
322	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock	357	# 10 is the runtime save interval, for a monotonic clock
		358	# 60 allows for the watchdog to kill the server.
		359
323	(aio_write $fh, 0, (length $value), $value, 0) <= 0	360	(aio_write $fh, 0, (length $value), $value, 0) <= 0
324	and return;	361	and return;
325		362
326	aio_fsync $fh	363	aio_fsync $fh
327	and return;	364	and return;
…		…
336	}	373	}
337		374
338	=back	375	=back
339		376
340	=cut	377	=cut
341
342	#############################################################################
343
344	package cf::path;
345
346	sub new {
347	my ($class, $path, $base) = @_;
348
349	$path = $path->as_string if ref $path;
350
351	my $self = bless { }, $class;
352
353	# {... are special paths that are not touched
354	# ?xxx/... are special absolute paths
355	# ?random/... random maps
356	# /! non-realised random map exit
357	# /... normal maps
358	# ~/... per-player maps without a specific player (DO NOT USE)
359	# ~user/... per-player map of a specific user
360
361	if ($path =~ /^{/) {
362	# fine as it is
363	} elsif ($path =~ s{^\?random/}{}) {
364	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
365	$self->{random} = cf::from_json $data;
366	} else {
367	if ($path =~ s{^~([^/]+)?}{}) {
368	$self->{user_rel} = 1;
369
370	if (defined $1) {
371	$self->{user} = $1;
372	} elsif ($base =~ m{^~([^/]+)/}) {
373	$self->{user} = $1;
374	} else {
375	warn "cannot resolve user-relative path without user <$path,$base>\n";
376	}
377	} elsif ($path =~ /^\//) {
378	# already absolute
379	} else {
380	$base =~ s{[^/]+/?$}{};
381	return $class->new ("$base/$path");
382	}
383
384	for ($path) {
385	redo if s{/\.?/}{/};
386	redo if s{/[^/]+/\.\./}{/};
387	}
388	}
389
390	$self->{path} = $path;
391
392	$self
393	}
394
395	# the name / primary key / in-game path
396	sub as_string {
397	my ($self) = @_;
398
399	$self->{user_rel} ? "~$self->{user}$self->{path}"
400	: $self->{random} ? "?random/$self->{path}"
401	: $self->{path}
402	}
403
404	# the displayed name, this is a one way mapping
405	sub visible_name {
406	my ($self) = @_;
407
408	# if (my $rmp = $self->{random}) {
409	# # todo: be more intelligent about this
410	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
411	# } else {
412	$self->as_string
413	# }
414	}
415
416	# escape the /'s in the path
417	sub _escaped_path {
418	# ∕ is U+2215
419	(my $path = $_[0]{path}) =~ s/\//∕/g;
420	$path
421	}
422
423	# the original (read-only) location
424	sub load_path {
425	my ($self) = @_;
426
427	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
428	}
429
430	# the temporary/swap location
431	sub save_path {
432	my ($self) = @_;
433
434	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
435	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
436	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
437	}
438
439	# the unique path, might be eq to save_path
440	sub uniq_path {
441	my ($self) = @_;
442
443	$self->{user_rel} || $self->{random}
444	? undef
445	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
446	}
447
448	# return random map parameters, or undef
449	sub random_map_params {
450	my ($self) = @_;
451
452	$self->{random}
453	}
454
455	# this is somewhat ugly, but style maps do need special treatment
456	sub is_style_map {
457	$_[0]{path} =~ m{^/styles/}
458	}
459
460	package cf;
461		378
462	#############################################################################	379	#############################################################################
463		380
464	=head2 ATTACHABLE OBJECTS	381	=head2 ATTACHABLE OBJECTS
465		382
…		…
591	our @CB_TYPE = (); # registry for type (cf-object class) based events	508	our @CB_TYPE = (); # registry for type (cf-object class) based events
592	our @CB_MAP = ();	509	our @CB_MAP = ();
593		510
594	my %attachment;	511	my %attachment;
595		512
		513	sub cf::attachable::thawer_merge {
		514	# simply override everything except _meta
		515	local $_[0]{_meta};
		516	%{$_[0]} = %{$_[1]};
		517	}
		518
596	sub _attach_cb($$$$) {	519	sub _attach_cb($$$$) {
597	my ($registry, $event, $prio, $cb) = @_;	520	my ($registry, $event, $prio, $cb) = @_;
598		521
599	use sort 'stable';	522	use sort 'stable';
600		523
…		…
771	# object support	694	# object support
772		695
773	sub reattach {	696	sub reattach {
774	# basically do the same as instantiate, without calling instantiate	697	# basically do the same as instantiate, without calling instantiate
775	my ($obj) = @_;	698	my ($obj) = @_;
		699
		700	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
776		701
777	my $registry = $obj->registry;	702	my $registry = $obj->registry;
778		703
779	@$registry = ();	704	@$registry = ();
780		705
…		…
912	=cut	837	=cut
913		838
914	sub register_extcmd {	839	sub register_extcmd {
915	my ($name, $cb) = @_;	840	my ($name, $cb) = @_;
916		841
917	my $caller = caller;
918	#warn "registering extcmd '$name' to '$caller'";
919
920	$EXTCMD{$name} = [$cb, $caller];	842	$EXTCMD{$name} = $cb;
921	}	843	}
922		844
923	cf::player->attach (	845	cf::player->attach (
924	on_command => sub {	846	on_command => sub {
925	my ($pl, $name, $params) = @_;	847	my ($pl, $name, $params) = @_;
…		…
938		860
939	my $msg = eval { from_json $buf };	861	my $msg = eval { from_json $buf };
940		862
941	if (ref $msg) {	863	if (ref $msg) {
942	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	864	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
943	if (my %reply = $cb->[0]->($pl, $msg)) {	865	if (my %reply = $cb->($pl, $msg)) {
944	$pl->ext_reply ($msg->{msgid}, %reply);	866	$pl->ext_reply ($msg->{msgid}, %reply);
945	}	867	}
946	}	868	}
947	} else {	869	} else {
948	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	870	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
950		872
951	cf::override;	873	cf::override;
952	},	874	},
953	);	875	);
954		876
955	sub register {
956	my ($base, $pkg) = @_;
957
958	#TODO
959	}
960
961	sub load_extension {	877	sub load_extension {
962	my ($path) = @_;	878	my ($path) = @_;
963		879
964	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	880	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
965	my $base = $1;	881	my $base = $1;
966	my $pkg = $1;	882	my $pkg = $1;
967	$pkg =~ s/[^[:word:]]/_/g;	883	$pkg =~ s/[^[:word:]]/_/g;
968	$pkg = "ext::$pkg";	884	$pkg = "ext::$pkg";
969		885
970	warn "loading '$path' into '$pkg'\n";	886	warn "... loading '$path' into '$pkg'\n";
971		887
972	open my $fh, "<:utf8", $path	888	open my $fh, "<:utf8", $path
973	or die "$path: $!";	889	or die "$path: $!";
974		890
975	my $source =	891	my $source =
976	"package $pkg; use strict; use utf8;\n"	892	"package $pkg; use strict; use utf8;\n"
977	. "#line 1 \"$path\"\n{\n"	893	. "#line 1 \"$path\"\n{\n"
978	. (do { local $/; <$fh> })	894	. (do { local $/; <$fh> })
979	. "\n};\n1";	895	. "\n};\n1";
980		896
981	eval $source	897	unless (eval $source) {
982	or die $@ ? "$path: $@\n"	898	my $msg = $@ ? "$path: $@\n"
983	: "extension disabled.\n";	899	: "extension disabled.\n";
984		900	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
985	push @exts, $pkg;	901	warn $@;
986	$ext_pkg{$base} = $pkg;	902	warn "mandatory extension failed to load, exiting.\n";
987		903	exit 1;
988	# no strict 'refs';	904	}
989	# @{"$pkg\::ISA"} = ext::;	905	die $@;
990
991	register $base, $pkg;
992	}
993
994	sub unload_extension {
995	my ($pkg) = @_;
996
997	warn "removing extension $pkg\n";
998
999	# remove hooks
1000	#TODO
1001	# for my $idx (0 .. $#PLUGIN_EVENT) {
1002	# delete $hook[$idx]{$pkg};
1003	# }	906	}
1004		907
1005	# remove commands	908	push @EXTS, $pkg;
1006	for my $name (keys %COMMAND) {
1007	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1008
1009	if (@cb) {
1010	$COMMAND{$name} = \@cb;
1011	} else {
1012	delete $COMMAND{$name};
1013	}
1014	}
1015
1016	# remove extcmds
1017	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1018	delete $EXTCMD{$name};
1019	}
1020
1021	if (my $cb = $pkg->can ("unload")) {
1022	eval {
1023	$cb->($pkg);
1024	1
1025	} or warn "$pkg unloaded, but with errors: $@";
1026	}
1027
1028	Symbol::delete_package $pkg;
1029	}	909	}
1030		910
1031	sub load_extensions {	911	sub load_extensions {
1032	for my $ext (<$LIBDIR/*.ext>) {	912	for my $ext (<$LIBDIR/*.ext>) {
1033	next unless -r $ext;	913	next unless -r $ext;
…		…
1037	} or warn "$ext not loaded: $@";	917	} or warn "$ext not loaded: $@";
1038	}	918	}
1039	}	919	}
1040		920
1041	#############################################################################	921	#############################################################################
1042	# load/save/clean perl data associated with a map
1043
1044	*cf::mapsupport::on_clean = sub {
1045	my ($map) = @_;
1046
1047	my $path = $map->tmpname;
1048	defined $path or return;
1049
1050	unlink "$path.pst";
1051	};
1052
1053	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1054
1055	#############################################################################
1056	# load/save perl data associated with player->ob objects
1057
1058	sub all_objects(@) {
1059	@_, map all_objects ($_->inv), @_
1060	}
1061
1062	# TODO: compatibility cruft, remove when no longer needed
1063	cf::player->attach (
1064	on_load => sub {
1065	my ($pl, $path) = @_;
1066
1067	for my $o (all_objects $pl->ob) {
1068	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1069	$o->set_ob_key_value ("_perl_data");
1070
1071	%$o = %{ Storable::thaw pack "H*", $value };
1072	}
1073	}
1074	},
1075	);
1076
1077	#############################################################################
1078		922
1079	=head2 CORE EXTENSIONS	923	=head2 CORE EXTENSIONS
1080		924
1081	Functions and methods that extend core crossfire objects.	925	Functions and methods that extend core crossfire objects.
1082		926
		927	=cut
		928
		929	package cf::player;
		930
		931	use Coro::AIO;
		932
1083	=head3 cf::player	933	=head3 cf::player
1084		934
1085	=over 4	935	=over 4
1086		936
1087	=item cf::player::exists $login	937	=item cf::player::find $login
1088		938
1089	Returns true when the given account exists.	939	Returns the given player object, loading it if necessary (might block).
1090		940
1091	=cut	941	=cut
1092		942
1093	sub cf::player::exists($) {	943	sub playerdir($) {
1094	cf::player::find $_[0]	944	cf::localdir
1095	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	945	. "/"
		946	. cf::playerdir
		947	. "/"
		948	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		949	}
		950
		951	sub path($) {
		952	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		953
		954	(playerdir $login) . "/$login.pl"
		955	}
		956
		957	sub find_active($) {
		958	$cf::PLAYER{$_[0]}
		959	and $cf::PLAYER{$_[0]}->active
		960	and $cf::PLAYER{$_[0]}
		961	}
		962
		963	sub exists($) {
		964	my ($login) = @_;
		965
		966	$cf::PLAYER{$login}
		967	or cf::sync_job { !aio_stat path $login }
		968	}
		969
		970	sub find($) {
		971	return $cf::PLAYER{$_[0]} || do {
		972	my $login = $_[0];
		973
		974	my $guard = cf::lock_acquire "user_find:$login";
		975
		976	$cf::PLAYER{$_[0]} || do {
		977	my $pl = load_pl path $login
		978	or return;
		979	$cf::PLAYER{$login} = $pl
		980	}
		981	}
		982	}
		983
		984	sub save($) {
		985	my ($pl) = @_;
		986
		987	return if $pl->{deny_save};
		988
		989	my $path = path $pl;
		990	my $guard = cf::lock_acquire "user_save:$path";
		991
		992	return if $pl->{deny_save};
		993
		994	aio_mkdir playerdir $pl, 0770;
		995	$pl->{last_save} = $cf::RUNTIME;
		996
		997	$pl->save_pl ($path);
		998	Coro::cede;
		999	}
		1000
		1001	sub new($) {
		1002	my ($login) = @_;
		1003
		1004	my $self = create;
		1005
		1006	$self->ob->name ($login);
		1007	$self->{deny_save} = 1;
		1008
		1009	$cf::PLAYER{$login} = $self;
		1010
		1011	$self
		1012	}
		1013
		1014	=item $pl->quit_character
		1015
		1016	Nukes the player without looking back. If logged in, the connection will
		1017	be destroyed. May block for a long time.
		1018
		1019	=cut
		1020
		1021	sub quit_character {
		1022	my ($pl) = @_;
		1023
		1024	$pl->{deny_save} = 1;
		1025	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1026
		1027	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1028	$pl->deactivate;
		1029	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1030	$pl->ns->destroy if $pl->ns;
		1031
		1032	my $path = playerdir $pl;
		1033	my $temp = "$path~$cf::RUNTIME~deleting~";
		1034	aio_rename $path, $temp;
		1035	delete $cf::PLAYER{$pl->ob->name};
		1036	$pl->destroy;
		1037	IO::AIO::aio_rmtree $temp;
		1038	}
		1039
		1040	=item cf::player::list_logins
		1041
		1042	Returns am arrayref of all valid playernames in the system, can take a
		1043	while and may block, so not sync_job-capable, ever.
		1044
		1045	=cut
		1046
		1047	sub list_logins {
		1048	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1049	or return [];
		1050
		1051	my @logins;
		1052
		1053	for my $login (@$dirs) {
		1054	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1055	aio_read $fh, 0, 512, my $buf, 0 or next;
		1056	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1057
		1058	utf8::decode $login;
		1059	push @logins, $login;
		1060	}
		1061
		1062	\@logins
		1063	}
		1064
		1065	=item $player->maps
		1066
		1067	Returns an arrayref of map paths that are private for this
		1068	player. May block.
		1069
		1070	=cut
		1071
		1072	sub maps($) {
		1073	my ($pl) = @_;
		1074
		1075	my $files = aio_readdir playerdir $pl
		1076	or return;
		1077
		1078	my @paths;
		1079
		1080	for (@$files) {
		1081	utf8::decode $_;
		1082	next if /\.(?:pl|pst)$/;
		1083	next unless /^$PATH_SEP/o;
		1084
		1085	push @paths, cf::map::normalise "~" . $pl->ob->name . "/" . $_;
		1086	}
		1087
		1088	\@paths
1096	}	1089	}
1097		1090
1098	=item $player->ext_reply ($msgid, $msgtype, %msg)	1091	=item $player->ext_reply ($msgid, $msgtype, %msg)
1099		1092
1100	Sends an ext reply to the player.	1093	Sends an ext reply to the player.
1101		1094
1102	=cut	1095	=cut
1103		1096
1104	sub cf::player::ext_reply($$$%) {	1097	sub ext_reply($$$%) {
1105	my ($self, $id, %msg) = @_;	1098	my ($self, $id, %msg) = @_;
1106		1099
1107	$msg{msgid} = $id;	1100	$msg{msgid} = $id;
1108		1101
1109	$self->send ("ext " . to_json \%msg);	1102	$self->send ("ext " . cf::to_json \%msg);
1110	}	1103	}
		1104
		1105	package cf;
1111		1106
1112	=back	1107	=back
1113		1108
1114		1109
1115	=head3 cf::map	1110	=head3 cf::map
…		…
1121	package cf::map;	1116	package cf::map;
1122		1117
1123	use Fcntl;	1118	use Fcntl;
1124	use Coro::AIO;	1119	use Coro::AIO;
1125		1120
		1121	use overload
		1122	'""' => \&as_string,
		1123	fallback => 1;
		1124
1126	our $MAX_RESET = 3600;	1125	our $MAX_RESET = 3600;
1127	our $DEFAULT_RESET = 3000;	1126	our $DEFAULT_RESET = 3000;
1128		1127
1129	sub generate_random_map {	1128	sub generate_random_map {
1130	my ($path, $rmp) = @_;	1129	my ($self, $rmp) = @_;
1131
1132	# mit "rum" bekleckern, nicht	1130	# mit "rum" bekleckern, nicht
1133	cf::map::_create_random_map	1131	$self->_create_random_map (
1134	$path,
1135	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1132	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1136	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1133	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1137	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1134	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1138	$rmp->{exit_on_final_map},	1135	$rmp->{exit_on_final_map},
1139	$rmp->{xsize}, $rmp->{ysize},	1136	$rmp->{xsize}, $rmp->{ysize},
1140	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1137	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1141	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1138	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1142	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1139	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1143	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1140	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1144	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1141	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1145	(cf::region::find $rmp->{region})	1142	(cf::region::find $rmp->{region}), $rmp->{custom}
		1143	)
		1144	}
		1145
		1146	=item cf::map->register ($regex, $prio)
		1147
		1148	Register a handler for the map path matching the given regex at the
		1149	givne priority (higher is better, built-in handlers have priority 0, the
		1150	default).
		1151
		1152	=cut
		1153
		1154	sub register {
		1155	my (undef, $regex, $prio) = @_;
		1156	my $pkg = caller;
		1157
		1158	no strict;
		1159	push @{"$pkg\::ISA"}, __PACKAGE__;
		1160
		1161	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1162	}
		1163
		1164	# also paths starting with '/'
		1165	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1166
		1167	sub thawer_merge {
		1168	my ($self, $merge) = @_;
		1169
		1170	# we have to keep some variables in memory intact
		1171	local $self->{path};
		1172	local $self->{load_path};
		1173	local $self->{deny_save};
		1174	local $self->{deny_reset};
		1175
		1176	$self->SUPER::thawer_merge ($merge);
		1177	}
		1178
		1179	sub normalise {
		1180	my ($path, $base) = @_;
		1181
		1182	$path = "$path"; # make sure its a string
		1183
		1184	$path =~ s/\.map$//;
		1185
		1186	# map plan:
		1187	#
		1188	# /! non-realised random map exit (special hack!)
		1189	# {... are special paths that are not being touched
		1190	# ?xxx/... are special absolute paths
		1191	# ?random/... random maps
		1192	# /... normal maps
		1193	# ~user/... per-player map of a specific user
		1194
		1195	$path =~ s/$PATH_SEP/\//go;
		1196
		1197	# treat it as relative path if it starts with
		1198	# something that looks reasonable
		1199	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1200	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1201
		1202	$base =~ s{[^/]+/?$}{};
		1203	$path = "$base/$path";
		1204	}
		1205
		1206	for ($path) {
		1207	redo if s{//}{/};
		1208	redo if s{/\.?/}{/};
		1209	redo if s{/[^/]+/\.\./}{/};
		1210	}
		1211
		1212	$path
		1213	}
		1214
		1215	sub new_from_path {
		1216	my (undef, $path, $base) = @_;
		1217
		1218	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1219
		1220	$path = normalise $path, $base;
		1221
		1222	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1223	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1224	my $self = bless cf::map::new, $pkg;
		1225	$self->{path} = $path; $self->path ($path);
		1226	$self->init; # pass $1 etc.
		1227	return $self;
		1228	}
		1229	}
		1230
		1231	Carp::carp "unable to resolve path '$path' (base '$base').";
		1232	()
		1233	}
		1234
		1235	sub init {
		1236	my ($self) = @_;
		1237
		1238	$self
		1239	}
		1240
		1241	sub as_string {
		1242	my ($self) = @_;
		1243
		1244	"$self->{path}"
		1245	}
		1246
		1247	# the displayed name, this is a one way mapping
		1248	sub visible_name {
		1249	&as_string
		1250	}
		1251
		1252	# the original (read-only) location
		1253	sub load_path {
		1254	my ($self) = @_;
		1255
		1256	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1257	}
		1258
		1259	# the temporary/swap location
		1260	sub save_path {
		1261	my ($self) = @_;
		1262
		1263	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1264	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1265	}
		1266
		1267	# the unique path, undef == no special unique path
		1268	sub uniq_path {
		1269	my ($self) = @_;
		1270
		1271	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1272	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1146	}	1273	}
1147		1274
1148	# and all this just because we cannot iterate over	1275	# and all this just because we cannot iterate over
1149	# all maps in C++...	1276	# all maps in C++...
1150	sub change_all_map_light {	1277	sub change_all_map_light {
…		…
1152		1279
1153	$_->change_map_light ($change)	1280	$_->change_map_light ($change)
1154	for grep $_->outdoor, values %cf::MAP;	1281	for grep $_->outdoor, values %cf::MAP;
1155	}	1282	}
1156		1283
		1284	sub unlink_save {
		1285	my ($self) = @_;
		1286
		1287	utf8::encode (my $save = $self->save_path);
		1288	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1289	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1290	}
		1291
1157	sub try_load_header($) {	1292	sub load_header_from($) {
1158	my ($path) = @_;	1293	my ($self, $path) = @_;
1159		1294
1160	utf8::encode $path;	1295	utf8::encode $path;
1161	aio_open $path, O_RDONLY, 0	1296	aio_open $path, O_RDONLY, 0
1162	or return;	1297	or return;
1163		1298
1164	my $map = cf::map::new	1299	$self->_load_header ($path)
1165	or return;	1300	or return;
1166		1301
1167	# for better error messages only, will be overwritten	1302	$self->{load_path} = $path;
1168	$map->path ($path);
1169		1303
1170	$map->load_header ($path)	1304	1
		1305	}
		1306
		1307	sub load_header_orig {
		1308	my ($self) = @_;
		1309
		1310	$self->load_header_from ($self->load_path)
		1311	}
		1312
		1313	sub load_header_temp {
		1314	my ($self) = @_;
		1315
		1316	$self->load_header_from ($self->save_path)
		1317	}
		1318
		1319	sub prepare_temp {
		1320	my ($self) = @_;
		1321
		1322	$self->last_access ((delete $self->{last_access})
		1323	|| $cf::RUNTIME); #d#
		1324	# safety
		1325	$self->{instantiate_time} = $cf::RUNTIME
		1326	if $self->{instantiate_time} > $cf::RUNTIME;
		1327	}
		1328
		1329	sub prepare_orig {
		1330	my ($self) = @_;
		1331
		1332	$self->{load_original} = 1;
		1333	$self->{instantiate_time} = $cf::RUNTIME;
		1334	$self->last_access ($cf::RUNTIME);
		1335	$self->instantiate;
		1336	}
		1337
		1338	sub load_header {
		1339	my ($self) = @_;
		1340
		1341	if ($self->load_header_temp) {
		1342	$self->prepare_temp;
		1343	} else {
		1344	$self->load_header_orig
1171	or return;	1345	or return;
		1346	$self->prepare_orig;
		1347	}
1172		1348
1173	$map->{load_path} = $path;	1349	1
1174
1175	$map
1176	}	1350	}
1177		1351
1178	sub find;	1352	sub find;
1179	sub find {	1353	sub find {
1180	my ($path, $origin) = @_;	1354	my ($path, $origin) = @_;
1181		1355
1182	#warn "find<$path,$origin>\n";#d#
1183
1184	$path = new cf::path $path, $origin && $origin->path;	1356	$path = normalise $path, $origin && $origin->path;
1185	my $key = $path->as_string;
1186		1357
1187	cf::lock_wait "map_find:$key";	1358	cf::lock_wait "map_find:$path";
1188		1359
1189	$cf::MAP{$key} || do {	1360	$cf::MAP{$path} || do {
1190	my $guard = cf::lock_acquire "map_find:$key";	1361	my $guard = cf::lock_acquire "map_find:$path";
1191		1362	my $map = new_from_path cf::map $path
1192	# do it the slow way
1193	my $map = try_load_header $path->save_path;
1194
1195	Coro::cede;
1196
1197	if ($map) {
1198	$map->last_access ((delete $map->{last_access})
1199	|| $cf::RUNTIME); #d#
1200	# safety
1201	$map->{instantiate_time} = $cf::RUNTIME
1202	if $map->{instantiate_time} > $cf::RUNTIME;
1203	} else {
1204	if (my $rmp = $path->random_map_params) {
1205	$map = generate_random_map $key, $rmp;
1206	} else {
1207	$map = try_load_header $path->load_path;
1208	}
1209
1210	$map or return;	1363	or return;
1211		1364
1212	$map->{load_original} = 1;
1213	$map->{instantiate_time} = $cf::RUNTIME;
1214	$map->last_access ($cf::RUNTIME);
1215	$map->instantiate;
1216
1217	# per-player maps become, after loading, normal maps
1218	$map->per_player (0) if $path->{user_rel};
1219	}
1220
1221	$map->path ($key);
1222	$map->{path} = $path;
1223	$map->{last_save} = $cf::RUNTIME;	1365	$map->{last_save} = $cf::RUNTIME;
1224		1366
1225	Coro::cede;	1367	$map->load_header
		1368	or return;
1226		1369
1227	if ($map->should_reset) {	1370	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1371	# doing this can freeze the server in a sync job, obviously
		1372	#$cf::WAIT_FOR_TICK->wait;
1228	$map->reset;	1373	$map->reset;
1229	undef $guard;	1374	undef $guard;
1230	$map = find $path	1375	return find $path;
1231	or return;
1232	}	1376	}
1233		1377
1234	$cf::MAP{$key} = $map	1378	$cf::MAP{$path} = $map
1235	}	1379	}
1236	}	1380	}
		1381
		1382	sub pre_load { }
		1383	sub post_load { }
1237		1384
1238	sub load {	1385	sub load {
1239	my ($self) = @_;	1386	my ($self) = @_;
1240		1387
		1388	local $self->{deny_reset} = 1; # loading can take a long time
		1389
1241	my $path = $self->{path};	1390	my $path = $self->{path};
1242	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1391	my $guard = cf::lock_acquire "map_load:$path";
1243		1392
1244	return if $self->in_memory != cf::MAP_SWAPPED;	1393	return if $self->in_memory != cf::MAP_SWAPPED;
1245		1394
1246	$self->in_memory (cf::MAP_LOADING);	1395	$self->in_memory (cf::MAP_LOADING);
1247		1396
1248	$self->alloc;	1397	$self->alloc;
		1398
		1399	$self->pre_load;
		1400
1249	$self->load_objects ($self->{load_path}, 1)	1401	$self->_load_objects ($self->{load_path}, 1)
1250	or return;	1402	or return;
1251		1403
1252	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1404	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1253	if delete $self->{load_original};	1405	if delete $self->{load_original};
1254		1406
1255	if (my $uniq = $path->uniq_path) {	1407	if (my $uniq = $self->uniq_path) {
1256	utf8::encode $uniq;	1408	utf8::encode $uniq;
1257	if (aio_open $uniq, O_RDONLY, 0) {	1409	if (aio_open $uniq, O_RDONLY, 0) {
1258	$self->clear_unique_items;	1410	$self->clear_unique_items;
1259	$self->load_objects ($uniq, 0);	1411	$self->_load_objects ($uniq, 0);
1260	}	1412	}
1261	}	1413	}
1262		1414
1263	Coro::cede;	1415	Coro::cede;
1264		1416
1265	# now do the right thing for maps	1417	# now do the right thing for maps
1266	$self->link_multipart_objects;	1418	$self->link_multipart_objects;
1267		1419
1268	if ($self->{path}->is_style_map) {	1420	unless ($self->{deny_activate}) {
1269	$self->{deny_save} = 1;	1421	$self->decay_objects;
1270	$self->{deny_reset} = 1;
1271	} else {
1272	$self->fix_auto_apply;	1422	$self->fix_auto_apply;
1273	$self->decay_objects;
1274	$self->update_buttons;	1423	$self->update_buttons;
		1424	Coro::cede;
1275	$self->set_darkness_map;	1425	$self->set_darkness_map;
1276	$self->difficulty ($self->estimate_difficulty)	1426	$self->difficulty ($self->estimate_difficulty)
1277	unless $self->difficulty;	1427	unless $self->difficulty;
		1428	Coro::cede;
1278	$self->activate;	1429	$self->activate;
1279	}	1430	}
1280		1431
1281	Coro::cede;	1432	$self->post_load;
1282		1433
1283	$self->in_memory (cf::MAP_IN_MEMORY);	1434	$self->in_memory (cf::MAP_IN_MEMORY);
		1435	}
		1436
		1437	sub customise_for {
		1438	my ($self, $ob) = @_;
		1439
		1440	return find "~" . $ob->name . "/" . $self->{path}
		1441	if $self->per_player;
		1442
		1443	$self
		1444	}
		1445
		1446	# find and load all maps in the 3x3 area around a map
		1447	sub load_diag {
		1448	my ($map) = @_;
		1449
		1450	my @diag; # diagonal neighbours
		1451
		1452	for (0 .. 3) {
		1453	my $neigh = $map->tile_path ($_)
		1454	or next;
		1455	$neigh = find $neigh, $map
		1456	or next;
		1457	$neigh->load;
		1458
		1459	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1460	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1461	}
		1462
		1463	for (@diag) {
		1464	my $neigh = find @$_
		1465	or next;
		1466	$neigh->load;
		1467	}
1284	}	1468	}
1285		1469
1286	sub find_sync {	1470	sub find_sync {
1287	my ($path, $origin) = @_;	1471	my ($path, $origin) = @_;
1288		1472
1289	cf::sync_job { cf::map::find $path, $origin }	1473	cf::sync_job { find $path, $origin }
1290	}	1474	}
1291		1475
1292	sub do_load_sync {	1476	sub do_load_sync {
1293	my ($map) = @_;	1477	my ($map) = @_;
1294		1478
1295	cf::sync_job { $map->load };	1479	cf::sync_job { $map->load };
1296	}	1480	}
1297		1481
		1482	our %MAP_PREFETCH;
		1483	our $MAP_PREFETCHER = undef;
		1484
		1485	sub find_async {
		1486	my ($path, $origin) = @_;
		1487
		1488	$path = normalise $path, $origin && $origin->{path};
		1489
		1490	if (my $map = $cf::MAP{$path}) {
		1491	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1492	}
		1493
		1494	undef $MAP_PREFETCH{$path};
		1495	$MAP_PREFETCHER ||= cf::async {
		1496	while (%MAP_PREFETCH) {
		1497	for my $path (keys %MAP_PREFETCH) {
		1498	my $map = find $path
		1499	or next;
		1500	$map->load;
		1501
		1502	delete $MAP_PREFETCH{$path};
		1503	}
		1504	}
		1505	undef $MAP_PREFETCHER;
		1506	};
		1507	$MAP_PREFETCHER->prio (6);
		1508
		1509	()
		1510	}
		1511
1298	sub save {	1512	sub save {
1299	my ($self) = @_;	1513	my ($self) = @_;
1300		1514
		1515	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1516
1301	$self->{last_save} = $cf::RUNTIME;	1517	$self->{last_save} = $cf::RUNTIME;
1302		1518
1303	return unless $self->dirty;	1519	return unless $self->dirty;
1304		1520
1305	my $save = $self->{path}->save_path; utf8::encode $save;	1521	my $save = $self->save_path; utf8::encode $save;
1306	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1522	my $uniq = $self->uniq_path; utf8::encode $uniq;
1307		1523
1308	$self->{load_path} = $save;	1524	$self->{load_path} = $save;
1309		1525
1310	return if $self->{deny_save};	1526	return if $self->{deny_save};
1311		1527
1312	local $self->{last_access} = $self->last_access;#d#	1528	local $self->{last_access} = $self->last_access;#d#
1313		1529
		1530	cf::async {
		1531	$_->contr->save for $self->players;
		1532	};
		1533
1314	if ($uniq) {	1534	if ($uniq) {
1315	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1535	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1316	$self->save_objects ($uniq, cf::IO_UNIQUES);	1536	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1317	} else {	1537	} else {
1318	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1538	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1319	}	1539	}
1320	}	1540	}
1321		1541
1322	sub swap_out {	1542	sub swap_out {
1323	my ($self) = @_;	1543	my ($self) = @_;
1324		1544
1325	# save first because save cedes	1545	# save first because save cedes
1326	$self->save;	1546	$self->save;
		1547
		1548	my $lock = cf::lock_acquire "map_data:" . $self->path;
1327		1549
1328	return if $self->players;	1550	return if $self->players;
1329	return if $self->in_memory != cf::MAP_IN_MEMORY;	1551	return if $self->in_memory != cf::MAP_IN_MEMORY;
1330	return if $self->{deny_save};	1552	return if $self->{deny_save};
1331		1553
…		…
1335		1557
1336	sub reset_at {	1558	sub reset_at {
1337	my ($self) = @_;	1559	my ($self) = @_;
1338		1560
1339	# TODO: safety, remove and allow resettable per-player maps	1561	# TODO: safety, remove and allow resettable per-player maps
1340	return 1e99 if $self->{path}{user_rel};	1562	return 1e99 if $self->isa ("ext::map_per_player");#d#
1341	return 1e99 if $self->{deny_reset};	1563	return 1e99 if $self->{deny_reset};
1342		1564
1343	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1565	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1344	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1566	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1345		1567
…		…
1350	my ($self) = @_;	1572	my ($self) = @_;
1351		1573
1352	$self->reset_at <= $cf::RUNTIME	1574	$self->reset_at <= $cf::RUNTIME
1353	}	1575	}
1354		1576
1355	sub unlink_save {
1356	my ($self) = @_;
1357
1358	utf8::encode (my $save = $self->{path}->save_path);
1359	aioreq_pri 3; IO::AIO::aio_unlink $save;
1360	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1361	}
1362
1363	sub rename {
1364	my ($self, $new_path) = @_;
1365
1366	$self->unlink_save;
1367
1368	delete $cf::MAP{$self->path};
1369	$self->{path} = new cf::path $new_path;
1370	$self->path ($self->{path}->as_string);
1371	$cf::MAP{$self->path} = $self;
1372
1373	$self->save;
1374	}
1375
1376	sub reset {	1577	sub reset {
1377	my ($self) = @_;	1578	my ($self) = @_;
1378		1579
		1580	my $lock = cf::lock_acquire "map_data:$self->{path}";
		1581
1379	return if $self->players;	1582	return if $self->players;
1380	return if $self->{path}{user_rel};#d#	1583	return if $self->isa ("ext::map_per_player");#d#
1381		1584
1382	warn "resetting map ", $self->path;#d#	1585	warn "resetting map ", $self->path;#d#
1383		1586
1384	delete $cf::MAP{$self->path};	1587	delete $cf::MAP{$self->path};
		1588
		1589	$self->in_memory (cf::MAP_SWAPPED);
		1590	$self->clear;
1385		1591
1386	$_->clear_links_to ($self) for values %cf::MAP;	1592	$_->clear_links_to ($self) for values %cf::MAP;
1387		1593
1388	$self->unlink_save;	1594	$self->unlink_save;
1389	$self->destroy;	1595	$self->destroy;
…		…
1392	my $nuke_counter = "aaaa";	1598	my $nuke_counter = "aaaa";
1393		1599
1394	sub nuke {	1600	sub nuke {
1395	my ($self) = @_;	1601	my ($self) = @_;
1396		1602
		1603	delete $cf::MAP{$self->path};
		1604
		1605	$self->unlink_save;
		1606
		1607	bless $self, "cf::map";
		1608	delete $self->{deny_reset};
1397	$self->{deny_save} = 1;	1609	$self->{deny_save} = 1;
1398	$self->reset_timeout (1);	1610	$self->reset_timeout (1);
1399	$self->rename ("{nuke}/" . ($nuke_counter++));	1611	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1612
		1613	$cf::MAP{$self->path} = $self;
		1614
1400	$self->reset; # polite request, might not happen	1615	$self->reset; # polite request, might not happen
1401	}	1616	}
1402		1617
1403	sub customise_for {	1618	=item cf::map::unique_maps
1404	my ($map, $ob) = @_;
1405		1619
1406	if ($map->per_player) {	1620	Returns an arrayref of paths of all shared maps that have
1407	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1621	instantiated unique items. May block.
1408	}
1409		1622
1410	$map	1623	=cut
1411	}
1412		1624
1413	sub emergency_save {	1625	sub unique_maps() {
1414	my $freeze_guard = cf::freeze_mainloop;	1626	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1627	or return;
1415		1628
1416	warn "enter emergency map save\n";	1629	my @paths;
1417		1630
1418	cf::sync_job {	1631	for (@$files) {
1419	warn "begin emergency map save\n";	1632	utf8::decode $_;
1420	$_->save for values %cf::MAP;	1633	next if /\.pst$/;
		1634	next unless /^$PATH_SEP/o;
		1635
		1636	push @paths, cf::map::normalise $_;
1421	};	1637	}
1422		1638
1423	warn "end emergency map save\n";	1639	\@paths
1424	}	1640	}
1425		1641
1426	package cf;	1642	package cf;
1427		1643
1428	=back	1644	=back
1429		1645
		1646	=head3 cf::object
		1647
		1648	=cut
		1649
		1650	package cf::object;
		1651
		1652	=over 4
		1653
		1654	=item $ob->inv_recursive
		1655
		1656	Returns the inventory of the object _and_ their inventories, recursively.
		1657
		1658	=cut
		1659
		1660	sub inv_recursive_;
		1661	sub inv_recursive_ {
		1662	map { $_, inv_recursive_ $_->inv } @_
		1663	}
		1664
		1665	sub inv_recursive {
		1666	inv_recursive_ inv $_[0]
		1667	}
		1668
		1669	package cf;
		1670
		1671	=back
1430		1672
1431	=head3 cf::object::player	1673	=head3 cf::object::player
1432		1674
1433	=over 4	1675	=over 4
1434		1676
…		…
1474		1716
1475	=item $player_object->enter_link	1717	=item $player_object->enter_link
1476		1718
1477	Freezes the player and moves him/her to a special map (C<{link}>).	1719	Freezes the player and moves him/her to a special map (C<{link}>).
1478		1720
1479	The player should be reaosnably safe there for short amounts of time. You	1721	The player should be reasonably safe there for short amounts of time. You
1480	I<MUST> call C<leave_link> as soon as possible, though.	1722	I<MUST> call C<leave_link> as soon as possible, though.
1481		1723
		1724	Will never block.
		1725
1482	=item $player_object->leave_link ($map, $x, $y)	1726	=item $player_object->leave_link ($map, $x, $y)
1483		1727
1484	Moves the player out of the specila link map onto the given map. If the	1728	Moves the player out of the special C<{link}> map onto the specified
1485	map is not valid (or omitted), the player will be moved back to the	1729	map. If the map is not valid (or omitted), the player will be moved back
1486	location he/she was before the call to C<enter_link>, or, if that fails,	1730	to the location he/she was before the call to C<enter_link>, or, if that
1487	to the emergency map position.	1731	fails, to the emergency map position.
1488		1732
1489	Might block.	1733	Might block.
1490		1734
1491	=cut	1735	=cut
		1736
		1737	sub link_map {
		1738	unless ($LINK_MAP) {
		1739	$LINK_MAP = cf::map::find "{link}"
		1740	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1741	$LINK_MAP->load;
		1742	}
		1743
		1744	$LINK_MAP
		1745	}
1492		1746
1493	sub cf::object::player::enter_link {	1747	sub cf::object::player::enter_link {
1494	my ($self) = @_;	1748	my ($self) = @_;
1495		1749
1496	$self->deactivate_recursive;	1750	$self->deactivate_recursive;
1497		1751
1498	return if $self->map == $LINK_MAP;	1752	return if UNIVERSAL::isa $self->map, "ext::map_link";
1499		1753
1500	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1754	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1501	if $self->map;	1755	if $self->map;
1502		1756
1503	$self->enter_map ($LINK_MAP, 20, 20);	1757	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1504	}	1758	}
1505		1759
1506	sub cf::object::player::leave_link {	1760	sub cf::object::player::leave_link {
1507	my ($self, $map, $x, $y) = @_;	1761	my ($self, $map, $x, $y) = @_;
1508		1762
…		…
1526	# use -1 or undef as default coordinates, not 0, 0	1780	# use -1 or undef as default coordinates, not 0, 0
1527	($x, $y) = ($map->enter_x, $map->enter_y)	1781	($x, $y) = ($map->enter_x, $map->enter_y)
1528	if $x <=0 && $y <= 0;	1782	if $x <=0 && $y <= 0;
1529		1783
1530	$map->load;	1784	$map->load;
		1785	$map->load_diag;
1531		1786
		1787	return unless $self->contr->active;
1532	$self->activate_recursive;	1788	$self->activate_recursive;
1533	$self->enter_map ($map, $x, $y);	1789	$self->enter_map ($map, $x, $y);
1534	}	1790	}
1535		1791
1536	cf::player->attach (	1792	cf::player->attach (
…		…
1549		1805
1550	# try to abort aborted map switching on player login :)	1806	# try to abort aborted map switching on player login :)
1551	# should happen only on crashes	1807	# should happen only on crashes
1552	if ($pl->ob->{_link_pos}) {	1808	if ($pl->ob->{_link_pos}) {
1553	$pl->ob->enter_link;	1809	$pl->ob->enter_link;
1554	cf::async {	1810	(async {
1555	# we need this sleep as the login has a concurrent enter_exit running	1811	# we need this sleep as the login has a concurrent enter_exit running
1556	# and this sleep increases chances of the player not ending up in scorn	1812	# and this sleep increases chances of the player not ending up in scorn
		1813	$pl->ob->reply (undef,
		1814	"There was an internal problem at your last logout, "
		1815	. "the server will try to bring you to your intended destination in a second.",
		1816	cf::NDI_RED);
1557	Coro::Timer::sleep 1;	1817	Coro::Timer::sleep 1;
1558	$pl->ob->leave_link;	1818	$pl->ob->leave_link;
1559	};	1819	})->prio (2);
1560	}	1820	}
1561	},	1821	},
1562	);	1822	);
1563		1823
1564	=item $player_object->goto_map ($path, $x, $y)	1824	=item $player_object->goto ($path, $x, $y)
1565		1825
1566	=cut	1826	=cut
1567		1827
1568	sub cf::object::player::goto_map {	1828	sub cf::object::player::goto {
1569	my ($self, $path, $x, $y) = @_;	1829	my ($self, $path, $x, $y) = @_;
1570		1830
1571	$self->enter_link;	1831	$self->enter_link;
1572		1832
1573	(cf::async {	1833	(async {
1574	$path = new cf::path $path;	1834	my $map = eval {
1575
1576	my $map = cf::map::find $path->as_string;	1835	my $map = cf::map::find $path;
1577	$map = $map->customise_for ($self) if $map;	1836	$map = $map->customise_for ($self) if $map;
1578		1837	$map
1579	# warn "entering ", $map->path, " at ($x, $y)\n"	1838	} or
1580	# if $map;
1581
1582	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1839	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1583		1840
1584	$self->leave_link ($map, $x, $y);	1841	$self->leave_link ($map, $x, $y);
1585	})->prio (1);	1842	})->prio (1);
1586	}	1843	}
1587		1844
…		…
1591		1848
1592	sub parse_random_map_params {	1849	sub parse_random_map_params {
1593	my ($spec) = @_;	1850	my ($spec) = @_;
1594		1851
1595	my $rmp = { # defaults	1852	my $rmp = { # defaults
1596	xsize => 10,	1853	xsize => (cf::rndm 15, 40),
1597	ysize => 10,	1854	ysize => (cf::rndm 15, 40),
		1855	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1856	#layout => string,
1598	};	1857	};
1599		1858
1600	for (split /\n/, $spec) {	1859	for (split /\n/, $spec) {
1601	my ($k, $v) = split /\s+/, $_, 2;	1860	my ($k, $v) = split /\s+/, $_, 2;
1602		1861
…		…
1606	$rmp	1865	$rmp
1607	}	1866	}
1608		1867
1609	sub prepare_random_map {	1868	sub prepare_random_map {
1610	my ($exit) = @_;	1869	my ($exit) = @_;
		1870
		1871	my $guard = cf::lock_acquire "exit_prepare:$exit";
1611		1872
1612	# all this does is basically replace the /! path by	1873	# all this does is basically replace the /! path by
1613	# a new random map path (?random/...) with a seed	1874	# a new random map path (?random/...) with a seed
1614	# that depends on the exit object	1875	# that depends on the exit object
1615		1876
1616	my $rmp = parse_random_map_params $exit->msg;	1877	my $rmp = parse_random_map_params $exit->msg;
1617		1878
1618	if ($exit->map) {	1879	if ($exit->map) {
1619	$rmp->{region} = $exit->map->region_name;	1880	$rmp->{region} = $exit->region->name;
1620	$rmp->{origin_map} = $exit->map->path;	1881	$rmp->{origin_map} = $exit->map->path;
1621	$rmp->{origin_x} = $exit->x;	1882	$rmp->{origin_x} = $exit->x;
1622	$rmp->{origin_y} = $exit->y;	1883	$rmp->{origin_y} = $exit->y;
1623	}	1884	}
1624		1885
1625	$rmp->{random_seed} ||= $exit->random_seed;	1886	$rmp->{random_seed} ||= $exit->random_seed;
1626		1887
1627	my $data = cf::to_json $rmp;	1888	my $data = cf::to_json $rmp;
1628	my $md5 = Digest::MD5::md5_hex $data;	1889	my $md5 = Digest::MD5::md5_hex $data;
		1890	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1629		1891
1630	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1892	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1631	aio_write $fh, 0, (length $data), $data, 0;	1893	aio_write $fh, 0, (length $data), $data, 0;
		1894	undef $fh;
		1895	aio_rename "$meta~", $meta;
1632		1896
1633	$exit->slaying ("?random/$md5");	1897	$exit->slaying ("?random/$md5");
1634	$exit->msg (undef);	1898	$exit->msg (undef);
1635	}	1899	}
1636	}	1900	}
…		…
1638	sub cf::object::player::enter_exit {	1902	sub cf::object::player::enter_exit {
1639	my ($self, $exit) = @_;	1903	my ($self, $exit) = @_;
1640		1904
1641	return unless $self->type == cf::PLAYER;	1905	return unless $self->type == cf::PLAYER;
1642		1906
		1907	if ($exit->slaying eq "/!") {
		1908	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1909	cf::sync_job { prepare_random_map $exit };
		1910	}
		1911
		1912	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1913	my $hp = $exit->stats->hp;
		1914	my $sp = $exit->stats->sp;
		1915
1643	$self->enter_link;	1916	$self->enter_link;
1644		1917
1645	(cf::async {	1918	(async {
1646	$self->deactivate_recursive; # just to be sure	1919	$self->deactivate_recursive; # just to be sure
1647	unless (eval {	1920	unless (eval {
1648	prepare_random_map $exit	1921	$self->goto ($slaying, $hp, $sp);
1649	if $exit->slaying eq "/!";
1650
1651	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1652	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);
1653		1922
1654	1;	1923	1;
1655	}) {	1924	}) {
1656	$self->message ("Something went wrong deep within the crossfire server. "	1925	$self->message ("Something went wrong deep within the crossfire server. "
1657	. "I'll try to bring you back to the map you were before. "	1926	. "I'll try to bring you back to the map you were before. "
1658	. "Please report this to the dungeon master",	1927	. "Please report this to the dungeon master!",
1659	cf::NDI_UNIQUE | cf::NDI_RED);	1928	cf::NDI_UNIQUE | cf::NDI_RED);
1660		1929
1661	warn "ERROR in enter_exit: $@";	1930	warn "ERROR in enter_exit: $@";
1662	$self->leave_link;	1931	$self->leave_link;
1663	}	1932	}
…		…
1731	}	2000	}
1732	}	2001	}
1733	},	2002	},
1734	);	2003	);
1735		2004
1736	=item $client->coro (\&cb)	2005	=item $client->async (\&cb)
1737		2006
1738	Create a new coroutine, running the specified callback. The coroutine will	2007	Create a new coroutine, running the specified callback. The coroutine will
1739	be automatically cancelled when the client gets destroyed (e.g. on logout,	2008	be automatically cancelled when the client gets destroyed (e.g. on logout,
1740	or loss of connection).	2009	or loss of connection).
1741		2010
1742	=cut	2011	=cut
1743		2012
1744	sub cf::client::coro {	2013	sub cf::client::async {
1745	my ($self, $cb) = @_;	2014	my ($self, $cb) = @_;
1746		2015
1747	my $coro = &cf::async ($cb);	2016	my $coro = &Coro::async ($cb);
1748		2017
1749	$coro->on_destroy (sub {	2018	$coro->on_destroy (sub {
1750	delete $self->{_coro}{$coro+0};	2019	delete $self->{_coro}{$coro+0};
1751	});	2020	});
1752		2021
…		…
1946	sub db_sync() {	2215	sub db_sync() {
1947	db_save if $dirty;	2216	db_save if $dirty;
1948	undef $dirty;	2217	undef $dirty;
1949	}	2218	}
1950		2219
1951	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2220	my $idle = Event->idle (
1952	db_sync;	2221	reentrant => 0,
		2222	min => 10,
		2223	max => 20,
		2224	repeat => 0,
		2225	data => WF_AUTOCANCEL,
		2226	cb => \&db_sync,
1953	});	2227	);
1954		2228
1955	sub db_dirty() {	2229	sub db_dirty() {
1956	$dirty = 1;	2230	$dirty = 1;
1957	$idle->start;	2231	$idle->start;
1958	}	2232	}
…		…
1990	local $/;	2264	local $/;
1991	*CFG = YAML::Syck::Load <$fh>;	2265	*CFG = YAML::Syck::Load <$fh>;
1992		2266
1993	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	2267	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
1994		2268
		2269	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2270	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2271
1995	if (exists $CFG{mlockall}) {	2272	if (exists $CFG{mlockall}) {
1996	eval {	2273	eval {
1997	$CFG{mlockall} ? &mlockall : &munlockall	2274	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
1998	and die "WARNING: m(un)lockall failed: $!\n";	2275	and die "WARNING: m(un)lockall failed: $!\n";
1999	};	2276	};
2000	warn $@ if $@;	2277	warn $@ if $@;
2001	}	2278	}
2002	}	2279	}
2003		2280
2004	sub main {	2281	sub main {
2005	# we must not ever block the main coroutine	2282	# we must not ever block the main coroutine
2006	local $Coro::idle = sub {	2283	local $Coro::idle = sub {
2007	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2284	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2008	(Coro::unblock_sub {	2285	(async {
2009	Event::one_event;	2286	Event::one_event;
2010	})->();	2287	})->prio (Coro::PRIO_MAX);
2011	};	2288	};
2012		2289
2013	cfg_load;	2290	cfg_load;
2014	db_load;	2291	db_load;
2015	load_extensions;	2292	load_extensions;
		2293
		2294	$TICK_WATCHER->start;
2016	Event::loop;	2295	Event::loop;
2017	}	2296	}
2018		2297
2019	#############################################################################	2298	#############################################################################
2020	# initialisation	2299	# initialisation and cleanup
		2300
		2301	# install some emergency cleanup handlers
		2302	BEGIN {
		2303	for my $signal (qw(INT HUP TERM)) {
		2304	Event->signal (
		2305	reentrant => 0,
		2306	data => WF_AUTOCANCEL,
		2307	signal => $signal,
		2308	prio => 0,
		2309	cb => sub {
		2310	cf::cleanup "SIG$signal";
		2311	},
		2312	);
		2313	}
		2314	}
		2315
		2316	sub emergency_save() {
		2317	my $freeze_guard = cf::freeze_mainloop;
		2318
		2319	warn "enter emergency perl save\n";
		2320
		2321	cf::sync_job {
		2322	# use a peculiar iteration method to avoid tripping on perl
		2323	# refcount bugs in for. also avoids problems with players
		2324	# and maps saved/destroyed asynchronously.
		2325	warn "begin emergency player save\n";
		2326	for my $login (keys %cf::PLAYER) {
		2327	my $pl = $cf::PLAYER{$login} or next;
		2328	$pl->valid or next;
		2329	$pl->save;
		2330	}
		2331	warn "end emergency player save\n";
		2332
		2333	warn "begin emergency map save\n";
		2334	for my $path (keys %cf::MAP) {
		2335	my $map = $cf::MAP{$path} or next;
		2336	$map->valid or next;
		2337	$map->save;
		2338	}
		2339	warn "end emergency map save\n";
		2340	};
		2341
		2342	warn "leave emergency perl save\n";
		2343	}
2021		2344
2022	sub reload() {	2345	sub reload() {
2023	# can/must only be called in main	2346	# can/must only be called in main
2024	if ($Coro::current != $Coro::main) {	2347	if ($Coro::current != $Coro::main) {
2025	warn "can only reload from main coroutine\n";	2348	warn "can only reload from main coroutine";
2026	return;	2349	return;
2027	}	2350	}
2028		2351
2029	warn "reloading...";	2352	warn "reloading...";
2030		2353
2031	my $guard = freeze_mainloop;	2354	warn "cancelling server ticker";
		2355	$TICK_WATCHER->cancel;
		2356
2032	cf::emergency_save;	2357	cf::emergency_save;
2033		2358
2034	eval {	2359	eval {
2035	# if anything goes wrong in here, we should simply crash as we already saved	2360	# if anything goes wrong in here, we should simply crash as we already saved
2036		2361
2037	# cancel all watchers	2362	warn "syncing database to disk";
		2363	cf::db_sync;
		2364
		2365	warn "cancelling all WF_AUTOCANCEL watchers";
2038	for (Event::all_watchers) {	2366	for (Event::all_watchers) {
2039	$_->cancel if $_->data & WF_AUTOCANCEL;	2367	$_->cancel if $_->data & WF_AUTOCANCEL;
2040	}	2368	}
2041		2369
		2370	warn "flushing outstanding aio requests";
		2371	for (;;) {
		2372	IO::AIO::flush;
		2373	Coro::cede;
		2374	last unless IO::AIO::nreqs;
		2375	warn "iterate...";
		2376	}
		2377
2042	# cancel all extension coros	2378	warn "cancelling all extension coros";
2043	$_->cancel for values %EXT_CORO;	2379	$_->cancel for values %EXT_CORO;
2044	%EXT_CORO = ();	2380	%EXT_CORO = ();
2045		2381
2046	# unload all extensions	2382	warn "removing commands";
2047	for (@exts) {	2383	%COMMAND = ();
		2384
		2385	warn "removing ext commands";
		2386	%EXTCMD = ();
		2387
		2388	warn "unloading/nuking all extensions";
		2389	for my $pkg (@EXTS) {
2048	warn "unloading <$_>";	2390	warn "... unloading $pkg";
2049	unload_extension $_;	2391
		2392	if (my $cb = $pkg->can ("unload")) {
		2393	eval {
		2394	$cb->($pkg);
		2395	1
		2396	} or warn "$pkg unloaded, but with errors: $@";
2050	}	2397	}
2051		2398
		2399	warn "... nuking $pkg";
		2400	Symbol::delete_package $pkg;
		2401	}
		2402
2052	# unload all modules loaded from $LIBDIR	2403	warn "unloading all perl modules loaded from $LIBDIR";
2053	while (my ($k, $v) = each %INC) {	2404	while (my ($k, $v) = each %INC) {
2054	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2405	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2055		2406
2056	warn "removing <$k>";	2407	warn "... unloading $k";
2057	delete $INC{$k};	2408	delete $INC{$k};
2058		2409
2059	$k =~ s/\.pm$//;	2410	$k =~ s/\.pm$//;
2060	$k =~ s/\//::/g;	2411	$k =~ s/\//::/g;
2061		2412
…		…
2064	}	2415	}
2065		2416
2066	Symbol::delete_package $k;	2417	Symbol::delete_package $k;
2067	}	2418	}
2068		2419
2069	# sync database to disk
2070	cf::db_sync;
2071	IO::AIO::flush;
2072
2073	# get rid of safe::, as good as possible	2420	warn "getting rid of safe::, as good as possible";
2074	Symbol::delete_package "safe::$_"	2421	Symbol::delete_package "safe::$_"
2075	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2422	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2076		2423
2077	# remove register_script_function callbacks
2078	# TODO
2079
2080	# unload cf.pm "a bit"	2424	warn "unloading cf.pm \"a bit\"";
2081	delete $INC{"cf.pm"};	2425	delete $INC{"cf.pm"};
2082		2426
2083	# don't, removes xs symbols, too,	2427	# don't, removes xs symbols, too,
2084	# and global variables created in xs	2428	# and global variables created in xs
2085	#Symbol::delete_package __PACKAGE__;	2429	#Symbol::delete_package __PACKAGE__;
2086		2430
2087	# reload cf.pm	2431	warn "unload completed, starting to reload now";
		2432
2088	warn "reloading cf.pm";	2433	warn "reloading cf.pm";
2089	require cf;	2434	require cf;
2090	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2435	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2091		2436
2092	# load config and database again	2437	warn "loading config and database again";
2093	cf::cfg_load;	2438	cf::cfg_load;
2094	cf::db_load;	2439	cf::db_load;
2095		2440
2096	# load extensions
2097	warn "load extensions";	2441	warn "loading extensions";
2098	cf::load_extensions;	2442	cf::load_extensions;
2099		2443
2100	# reattach attachments to objects	2444	warn "reattaching attachments to objects/players";
2101	warn "reattach";
2102	_global_reattach;	2445	_global_reattach;
		2446	warn "reattaching attachments to maps";
		2447	reattach $_ for values %MAP;
		2448
		2449	warn "restarting server ticker";
		2450
		2451	$TICK_WATCHER->start;
2103	};	2452	};
2104		2453
2105	if ($@) {	2454	if ($@) {
2106	warn $@;	2455	warn $@;
2107	warn "error while reloading, exiting.";	2456	warn "error while reloading, exiting.";
2108	exit 1;	2457	exit 1;
2109	}	2458	}
2110		2459
2111	warn "reloaded successfully";	2460	warn "reloaded";
2112	};	2461	};
2113		2462
2114	#############################################################################	2463	our $RELOAD_WATCHER; # used only during reload
2115
2116	unless ($LINK_MAP) {
2117	$LINK_MAP = cf::map::new;
2118
2119	$LINK_MAP->width (41);
2120	$LINK_MAP->height (41);
2121	$LINK_MAP->alloc;
2122	$LINK_MAP->path ("{link}");
2123	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2124	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2125
2126	# dirty hack because... archetypes are not yet loaded
2127	Event->timer (
2128	after => 2,
2129	cb => sub {
2130	$_[0]->w->cancel;
2131
2132	# provide some exits "home"
2133	my $exit = cf::object::new "exit";
2134
2135	$exit->slaying ($EMERGENCY_POSITION->[0]);
2136	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2137	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2138
2139	$LINK_MAP->insert ($exit->clone, 19, 19);
2140	$LINK_MAP->insert ($exit->clone, 19, 20);
2141	$LINK_MAP->insert ($exit->clone, 19, 21);
2142	$LINK_MAP->insert ($exit->clone, 20, 19);
2143	$LINK_MAP->insert ($exit->clone, 20, 21);
2144	$LINK_MAP->insert ($exit->clone, 21, 19);
2145	$LINK_MAP->insert ($exit->clone, 21, 20);
2146	$LINK_MAP->insert ($exit->clone, 21, 21);
2147
2148	$exit->destroy;
2149	});
2150
2151	$LINK_MAP->{deny_save} = 1;
2152	$LINK_MAP->{deny_reset} = 1;
2153
2154	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2155	}
2156
2157	register "<global>", __PACKAGE__;
2158		2464
2159	register_command "reload" => sub {	2465	register_command "reload" => sub {
2160	my ($who, $arg) = @_;	2466	my ($who, $arg) = @_;
2161		2467
2162	if ($who->flag (FLAG_WIZ)) {	2468	if ($who->flag (FLAG_WIZ)) {
2163	$who->message ("start of reload.");	2469	$who->message ("reloading server.");
		2470
		2471	# doing reload synchronously and two reloads happen back-to-back,
		2472	# coro crashes during coro_state_free->destroy here.
		2473
		2474	$RELOAD_WATCHER ||= Event->timer (
		2475	reentrant => 0,
		2476	after => 0,
		2477	data => WF_AUTOCANCEL,
		2478	cb => sub {
2164	reload;	2479	reload;
2165	$who->message ("end of reload.");	2480	undef $RELOAD_WATCHER;
		2481	},
		2482	);
2166	}	2483	}
2167	};	2484	};
2168		2485
2169	unshift @INC, $LIBDIR;	2486	unshift @INC, $LIBDIR;
		2487
		2488	my $bug_warning = 0;
2170		2489
2171	$TICK_WATCHER = Event->timer (	2490	$TICK_WATCHER = Event->timer (
2172	reentrant => 0,	2491	reentrant => 0,
		2492	parked => 1,
2173	prio => 0,	2493	prio => 0,
2174	at => $NEXT_TICK || $TICK,	2494	at => $NEXT_TICK || $TICK,
2175	data => WF_AUTOCANCEL,	2495	data => WF_AUTOCANCEL,
2176	cb => sub {	2496	cb => sub {
		2497	if ($Coro::current != $Coro::main) {
		2498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2499	unless ++$bug_warning > 10;
		2500	return;
		2501	}
		2502
		2503	$NOW = Event::time;
		2504
2177	cf::server_tick; # one server iteration	2505	cf::server_tick; # one server iteration
2178	$RUNTIME += $TICK;	2506	$RUNTIME += $TICK;
2179	$NEXT_TICK += $TICK;	2507	$NEXT_TICK += $TICK;
		2508
		2509	$WAIT_FOR_TICK->broadcast;
		2510	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2511
		2512	Event::sweep;
		2513	Coro::cede_notself;
		2514
		2515	# my $AFTER = Event::time;
		2516	# warn $AFTER - $NOW;#d#
2180		2517
2181	# if we are delayed by four ticks or more, skip them all	2518	# if we are delayed by four ticks or more, skip them all
2182	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2519	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2183		2520
2184	$TICK_WATCHER->at ($NEXT_TICK);	2521	$TICK_WATCHER->at ($NEXT_TICK);
2185	$TICK_WATCHER->start;	2522	$TICK_WATCHER->start;
2186	},	2523	},
2187	);	2524	);
2188		2525
2189	IO::AIO::max_poll_time $TICK * 0.2;	2526	IO::AIO::max_poll_time $TICK * 0.1;
2190		2527
2191	Event->io (	2528	undef $Coro::AIO::WATCHER;
		2529	$AIO_POLL_WATCHER = Event->io (
		2530	reentrant => 0,
2192	fd => IO::AIO::poll_fileno,	2531	fd => IO::AIO::poll_fileno,
2193	poll => 'r',	2532	poll => 'r',
2194	prio => 5,	2533	prio => 6,
2195	data => WF_AUTOCANCEL,	2534	data => WF_AUTOCANCEL,
2196	cb => \&IO::AIO::poll_cb,	2535	cb => \&IO::AIO::poll_cb,
2197	);	2536	);
2198		2537
2199	Event->timer (	2538	$WRITE_RUNTIME_WATCHER = Event->timer (
		2539	reentrant => 0,
2200	data => WF_AUTOCANCEL,	2540	data => WF_AUTOCANCEL,
2201	after => 0,	2541	after => 1,
2202	interval => 10,	2542	interval => 10,
2203	cb => sub {	2543	prio => 6, # keep it lowest so it acts like a watchdog
2204	(Coro::unblock_sub {	2544	cb => Coro::unblock_sub {
2205	write_runtime	2545	write_runtime
2206	or warn "ERROR: unable to write runtime file: $!";	2546	or warn "ERROR: unable to write runtime file: $!";
2207	})->();
2208	},	2547	},
2209	);	2548	);
2210		2549
2211	END { cf::emergency_save }	2550	END { cf::emergency_save }
2212		2551

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