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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.140 by root, Fri Jan 5 20:04:02 2007 UTC vs.
Revision 1.200 by root, Mon Jan 29 17:57:22 2007 UTC

…		…
8	use Storable;	8	use Storable;
9	use Opcode;	9	use Opcode;
10	use Safe;	10	use Safe;
11	use Safe::Hole;	11	use Safe::Hole;
12		12
13	use Coro 3.3 ();	13	use Coro 3.5 ();
14	use Coro::Event;	14	use Coro::Event;
15	use Coro::Timer;	15	use Coro::Timer;
16	use Coro::Signal;	16	use Coro::Signal;
17	use Coro::Semaphore;	17	use Coro::Semaphore;
18	use Coro::AIO;	18	use Coro::AIO;
19		19
		20	use Data::Dumper;
20	use Digest::MD5;	21	use Digest::MD5;
21	use Fcntl;	22	use Fcntl;
22	use IO::AIO 2.31 ();	23	use IO::AIO 2.32 ();
23	use YAML::Syck ();	24	use YAML::Syck ();
24	use Time::HiRes;	25	use Time::HiRes;
25		26
26	use Event; $Event::Eval = 1; # no idea why this is required, but it is	27	use Event; $Event::Eval = 1; # no idea why this is required, but it is
27		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
28	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
30		33
31	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	34	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32		35
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34
35	our %COMMAND = ();	36	our %COMMAND = ();
36	our %COMMAND_TIME = ();	37	our %COMMAND_TIME = ();
		38
		39	our @EXTS = (); # list of extension package names
37	our %EXTCMD = ();	40	our %EXTCMD = ();
		41	our %EXT_CORO = (); # coroutines bound to extensions
		42	our %EXT_MAP = (); # pluggable maps
38		43
39	our @EVENT;	44	our @EVENT;
40	our $LIBDIR = datadir . "/ext";	45	our $LIBDIR = datadir . "/ext";
41		46
42	our $TICK = MAX_TIME * 1e-6;	47	our $TICK = MAX_TIME * 1e-6;
43	our $TICK_WATCHER;	48	our $TICK_WATCHER;
		49	our $AIO_POLL_WATCHER;
		50	our $WRITE_RUNTIME_WATCHER;
44	our $NEXT_TICK;	51	our $NEXT_TICK;
45	our $NOW;	52	our $NOW;
46		53
47	our %CFG;	54	our %CFG;
48		55
49	our $UPTIME; $UPTIME ||= time;	56	our $UPTIME; $UPTIME ||= time;
50	our $RUNTIME;	57	our $RUNTIME;
51		58
		59	our %PLAYER; # all users
52	our %MAP; # all maps	60	our %MAP; # all maps
53	our $LINK_MAP; # the special {link} map	61	our $LINK_MAP; # the special {link} map, which is always available
54	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
55	our %EXT_CORO;	63
		64	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
		65	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		66
		67	# used to convert map paths into valid unix filenames by replacing / by ∕
		68	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
56		69
57	binmode STDOUT;	70	binmode STDOUT;
58	binmode STDERR;	71	binmode STDERR;
59		72
60	# read virtual server time, if available	73	# read virtual server time, if available
…		…
68	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
69	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
70	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
71	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
72		85
73	# a special map that is always available
74	our $LINK_MAP;
75	our $EMERGENCY_POSITION;	86	our $EMERGENCY_POSITION;
		87
		88	sub cf::map::normalise;
76		89
77	#############################################################################	90	#############################################################################
78		91
79	=head2 GLOBAL VARIABLES	92	=head2 GLOBAL VARIABLES
80		93
…		…
104		117
105	=item %cf::CFG	118	=item %cf::CFG
106		119
107	Configuration for the server, loaded from C</etc/crossfire/config>, or	120	Configuration for the server, loaded from C</etc/crossfire/config>, or
108	from wherever your confdir points to.	121	from wherever your confdir points to.
		122
		123	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		124
		125	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		126	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		127	processing has been done. Call C<< ->wait >> on them to maximise the
		128	window of cpu time available, or simply to synchronise to the server tick.
109		129
110	=back	130	=back
111		131
112	=cut	132	=cut
113		133
…		…
117	utf8::encode $msg;	137	utf8::encode $msg;
118		138
119	$msg .= "\n"	139	$msg .= "\n"
120	unless $msg =~ /\n$/;	140	unless $msg =~ /\n$/;
121		141
122	LOG llevError, "cfperl: $msg";	142	LOG llevError, $msg;
123	};	143	};
124	}	144	}
125		145
126	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	146	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
127	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	147	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
145		165
146	$Event::DIED = sub {	166	$Event::DIED = sub {
147	warn "error in event callback: @_";	167	warn "error in event callback: @_";
148	};	168	};
149		169
150	my %ext_pkg;
151	my @exts;
152	my @hook;
153
154	=head2 UTILITY FUNCTIONS	170	=head2 UTILITY FUNCTIONS
155		171
156	=over 4	172	=over 4
157		173
		174	=item dumpval $ref
		175
158	=cut	176	=cut
		177
		178	sub dumpval {
		179	eval {
		180	local $SIG{__DIE__};
		181	my $d;
		182	if (1) {
		183	$d = new Data::Dumper([$_[0]], ["*var"]);
		184	$d->Terse(1);
		185	$d->Indent(2);
		186	$d->Quotekeys(0);
		187	$d->Useqq(1);
		188	#$d->Bless(...);
		189	$d->Seen($_[1]) if @_ > 1;
		190	$d = $d->Dump();
		191	}
		192	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		193	$d
		194	} || "[unable to dump $_[0]: '$@']";
		195	}
159		196
160	use JSON::Syck (); # TODO# replace by JSON::PC once working	197	use JSON::Syck (); # TODO# replace by JSON::PC once working
161		198
162	=item $ref = cf::from_json $json	199	=item $ref = cf::from_json $json
163		200
…		…
224	}	261	}
225		262
226	sub freeze_mainloop {	263	sub freeze_mainloop {
227	return unless $TICK_WATCHER->is_active;	264	return unless $TICK_WATCHER->is_active;
228		265
229	my $guard = Coro::guard { $TICK_WATCHER->start };	266	my $guard = Coro::guard {
		267	$TICK_WATCHER->start;
		268	$WRITE_RUNTIME_WATCHER->start;
		269	};
		270	$WRITE_RUNTIME_WATCHER->stop;
230	$TICK_WATCHER->stop;	271	$TICK_WATCHER->stop;
231	$guard	272	$guard
232	}	273	}
233		274
234	=item cf::async { BLOCK }	275	=item cf::async { BLOCK }
…		…
273	warn $@ if $@;	314	warn $@ if $@;
274	undef $busy;	315	undef $busy;
275	})->prio (Coro::PRIO_MAX);	316	})->prio (Coro::PRIO_MAX);
276		317
277	while ($busy) {	318	while ($busy) {
278	unless (Coro::cede) {	319	Coro::cede or Event::one_event;
279	Coro::nready ? Event::one_event 0 : Event::one_event;
280	Coro::cede_notself unless Coro::cede;
281	}
282	}	320	}
283		321
284	wantarray ? @res : $res[0]	322	wantarray ? @res : $res[0]
285	} else {	323	} else {
286	# we are in another coroutine, how wonderful, everything just works	324	# we are in another coroutine, how wonderful, everything just works
…		…
289	}	327	}
290	}	328	}
291		329
292	=item $coro = cf::async_ext { BLOCK }	330	=item $coro = cf::async_ext { BLOCK }
293		331
294	Like async, but this coro is automcatially being canceled when the	332	Like async, but this coro is automatically being canceled when the
295	extension calling this is being unloaded.	333	extension calling this is being unloaded.
296		334
297	=cut	335	=cut
298		336
299	sub async_ext(&) {	337	sub async_ext(&) {
…		…
313	my $runtime = cf::localdir . "/runtime";	351	my $runtime = cf::localdir . "/runtime";
314		352
315	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	353	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
316	or return;	354	or return;
317		355
		356	my $value = $cf::RUNTIME + 90 + 10;
318	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock	357	# 10 is the runtime save interval, for a monotonic clock
		358	# 60 allows for the watchdog to kill the server.
		359
319	(aio_write $fh, 0, (length $value), $value, 0) <= 0	360	(aio_write $fh, 0, (length $value), $value, 0) <= 0
320	and return;	361	and return;
321		362
322	aio_fsync $fh	363	aio_fsync $fh
323	and return;	364	and return;
…		…
332	}	373	}
333		374
334	=back	375	=back
335		376
336	=cut	377	=cut
337
338	#############################################################################
339
340	package cf::path;
341
342	sub new {
343	my ($class, $path, $base) = @_;
344
345	$path = $path->as_string if ref $path;
346
347	my $self = bless { }, $class;
348
349	# {... are special paths that are not touched
350	# ?xxx/... are special absolute paths
351	# ?random/... random maps
352	# /! non-realised random map exit
353	# /... normal maps
354	# ~/... per-player maps without a specific player (DO NOT USE)
355	# ~user/... per-player map of a specific user
356
357	if ($path =~ /^{/) {
358	# fine as it is
359	} elsif ($path =~ s{^\?random/}{}) {
360	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
361	$self->{random} = cf::from_json $data;
362	} else {
363	if ($path =~ s{^~([^/]+)?}{}) {
364	$self->{user_rel} = 1;
365
366	if (defined $1) {
367	$self->{user} = $1;
368	} elsif ($base =~ m{^~([^/]+)/}) {
369	$self->{user} = $1;
370	} else {
371	warn "cannot resolve user-relative path without user <$path,$base>\n";
372	}
373	} elsif ($path =~ /^\//) {
374	# already absolute
375	} else {
376	$base =~ s{[^/]+/?$}{};
377	return $class->new ("$base/$path");
378	}
379
380	for ($path) {
381	redo if s{/\.?/}{/};
382	redo if s{/[^/]+/\.\./}{/};
383	}
384	}
385
386	$self->{path} = $path;
387
388	$self
389	}
390
391	# the name / primary key / in-game path
392	sub as_string {
393	my ($self) = @_;
394
395	$self->{user_rel} ? "~$self->{user}$self->{path}"
396	: $self->{random} ? "?random/$self->{path}"
397	: $self->{path}
398	}
399
400	# the displayed name, this is a one way mapping
401	sub visible_name {
402	my ($self) = @_;
403
404	# if (my $rmp = $self->{random}) {
405	# # todo: be more intelligent about this
406	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
407	# } else {
408	$self->as_string
409	# }
410	}
411
412	# escape the /'s in the path
413	sub _escaped_path {
414	# ∕ is U+2215
415	(my $path = $_[0]{path}) =~ s/\//∕/g;
416	$path
417	}
418
419	# the original (read-only) location
420	sub load_path {
421	my ($self) = @_;
422
423	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
424	}
425
426	# the temporary/swap location
427	sub save_path {
428	my ($self) = @_;
429
430	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
431	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
432	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
433	}
434
435	# the unique path, might be eq to save_path
436	sub uniq_path {
437	my ($self) = @_;
438
439	$self->{user_rel} || $self->{random}
440	? undef
441	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
442	}
443
444	# return random map parameters, or undef
445	sub random_map_params {
446	my ($self) = @_;
447
448	$self->{random}
449	}
450
451	# this is somewhat ugly, but style maps do need special treatment
452	sub is_style_map {
453	$_[0]{path} =~ m{^/styles/}
454	}
455
456	package cf;
457		378
458	#############################################################################	379	#############################################################################
459		380
460	=head2 ATTACHABLE OBJECTS	381	=head2 ATTACHABLE OBJECTS
461		382
…		…
587	our @CB_TYPE = (); # registry for type (cf-object class) based events	508	our @CB_TYPE = (); # registry for type (cf-object class) based events
588	our @CB_MAP = ();	509	our @CB_MAP = ();
589		510
590	my %attachment;	511	my %attachment;
591		512
		513	sub cf::attachable::thawer_merge {
		514	# simply override everything except _meta
		515	local $_[0]{_meta};
		516	%{$_[0]} = %{$_[1]};
		517	}
		518
592	sub _attach_cb($$$$) {	519	sub _attach_cb($$$$) {
593	my ($registry, $event, $prio, $cb) = @_;	520	my ($registry, $event, $prio, $cb) = @_;
594		521
595	use sort 'stable';	522	use sort 'stable';
596		523
…		…
767	# object support	694	# object support
768		695
769	sub reattach {	696	sub reattach {
770	# basically do the same as instantiate, without calling instantiate	697	# basically do the same as instantiate, without calling instantiate
771	my ($obj) = @_;	698	my ($obj) = @_;
		699
		700	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
772		701
773	my $registry = $obj->registry;	702	my $registry = $obj->registry;
774		703
775	@$registry = ();	704	@$registry = ();
776		705
…		…
847	}	776	}
848	} else {	777	} else {
849	aio_unlink $filename;	778	aio_unlink $filename;
850	aio_unlink "$filename.pst";	779	aio_unlink "$filename.pst";
851	}	780	}
		781
		782	#d##TODO# nuke non .map-files if exist
		783	if ($filename =~ s/\.map$//) {
		784	aio_unlink $filename;
		785	aio_unlink "$filename.pst";
		786	}
852	}	787	}
853	}	788	}
854		789
855	sub object_freezer_as_string {	790	sub object_freezer_as_string {
856	my ($rdata, $objs) = @_;	791	my ($rdata, $objs) = @_;
…		…
862		797
863	sub object_thawer_load {	798	sub object_thawer_load {
864	my ($filename) = @_;	799	my ($filename) = @_;
865		800
866	my ($data, $av);	801	my ($data, $av);
		802
		803	#d#TODO remove .map if file does not exist
		804	aio_stat $filename and $filename =~ s/\.map$//;
867		805
868	(aio_load $filename, $data) >= 0	806	(aio_load $filename, $data) >= 0
869	or return;	807	or return;
870		808
871	unless (aio_stat "$filename.pst") {	809	unless (aio_stat "$filename.pst") {
…		…
908	=cut	846	=cut
909		847
910	sub register_extcmd {	848	sub register_extcmd {
911	my ($name, $cb) = @_;	849	my ($name, $cb) = @_;
912		850
913	my $caller = caller;
914	#warn "registering extcmd '$name' to '$caller'";
915
916	$EXTCMD{$name} = [$cb, $caller];	851	$EXTCMD{$name} = $cb;
917	}	852	}
918		853
919	cf::player->attach (	854	cf::player->attach (
920	on_command => sub {	855	on_command => sub {
921	my ($pl, $name, $params) = @_;	856	my ($pl, $name, $params) = @_;
…		…
934		869
935	my $msg = eval { from_json $buf };	870	my $msg = eval { from_json $buf };
936		871
937	if (ref $msg) {	872	if (ref $msg) {
938	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	873	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
939	if (my %reply = $cb->[0]->($pl, $msg)) {	874	if (my %reply = $cb->($pl, $msg)) {
940	$pl->ext_reply ($msg->{msgid}, %reply);	875	$pl->ext_reply ($msg->{msgid}, %reply);
941	}	876	}
942	}	877	}
943	} else {	878	} else {
944	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	879	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
946		881
947	cf::override;	882	cf::override;
948	},	883	},
949	);	884	);
950		885
951	sub register {
952	my ($base, $pkg) = @_;
953
954	#TODO
955	}
956
957	sub load_extension {	886	sub load_extension {
958	my ($path) = @_;	887	my ($path) = @_;
959		888
960	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	889	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
961	my $base = $1;	890	my $base = $1;
962	my $pkg = $1;	891	my $pkg = $1;
963	$pkg =~ s/[^[:word:]]/_/g;	892	$pkg =~ s/[^[:word:]]/_/g;
964	$pkg = "ext::$pkg";	893	$pkg = "ext::$pkg";
965		894
966	warn "loading '$path' into '$pkg'\n";	895	warn "... loading '$path' into '$pkg'\n";
967		896
968	open my $fh, "<:utf8", $path	897	open my $fh, "<:utf8", $path
969	or die "$path: $!";	898	or die "$path: $!";
970		899
971	my $source =	900	my $source =
972	"package $pkg; use strict; use utf8;\n"	901	"package $pkg; use strict; use utf8;\n"
973	. "#line 1 \"$path\"\n{\n"	902	. "#line 1 \"$path\"\n{\n"
974	. (do { local $/; <$fh> })	903	. (do { local $/; <$fh> })
975	. "\n};\n1";	904	. "\n};\n1";
976		905
977	eval $source	906	unless (eval $source) {
978	or die $@ ? "$path: $@\n"	907	my $msg = $@ ? "$path: $@\n"
979	: "extension disabled.\n";	908	: "extension disabled.\n";
980		909	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
981	push @exts, $pkg;	910	warn $@;
982	$ext_pkg{$base} = $pkg;	911	warn "mandatory extension failed to load, exiting.\n";
983		912	exit 1;
984	# no strict 'refs';	913	}
985	# @{"$pkg\::ISA"} = ext::;	914	die $@;
986
987	register $base, $pkg;
988	}
989
990	sub unload_extension {
991	my ($pkg) = @_;
992
993	warn "removing extension $pkg\n";
994
995	# remove hooks
996	#TODO
997	# for my $idx (0 .. $#PLUGIN_EVENT) {
998	# delete $hook[$idx]{$pkg};
999	# }	915	}
1000		916
1001	# remove commands	917	push @EXTS, $pkg;
1002	for my $name (keys %COMMAND) {
1003	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1004
1005	if (@cb) {
1006	$COMMAND{$name} = \@cb;
1007	} else {
1008	delete $COMMAND{$name};
1009	}
1010	}
1011
1012	# remove extcmds
1013	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1014	delete $EXTCMD{$name};
1015	}
1016
1017	if (my $cb = $pkg->can ("unload")) {
1018	eval {
1019	$cb->($pkg);
1020	1
1021	} or warn "$pkg unloaded, but with errors: $@";
1022	}
1023
1024	Symbol::delete_package $pkg;
1025	}	918	}
1026		919
1027	sub load_extensions {	920	sub load_extensions {
1028	for my $ext (<$LIBDIR/*.ext>) {	921	for my $ext (<$LIBDIR/*.ext>) {
1029	next unless -r $ext;	922	next unless -r $ext;
…		…
1033	} or warn "$ext not loaded: $@";	926	} or warn "$ext not loaded: $@";
1034	}	927	}
1035	}	928	}
1036		929
1037	#############################################################################	930	#############################################################################
1038	# load/save/clean perl data associated with a map
1039
1040	*cf::mapsupport::on_clean = sub {
1041	my ($map) = @_;
1042
1043	my $path = $map->tmpname;
1044	defined $path or return;
1045
1046	unlink "$path.pst";
1047	};
1048
1049	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1050
1051	#############################################################################
1052	# load/save perl data associated with player->ob objects
1053
1054	sub all_objects(@) {
1055	@_, map all_objects ($_->inv), @_
1056	}
1057
1058	# TODO: compatibility cruft, remove when no longer needed
1059	cf::player->attach (
1060	on_load => sub {
1061	my ($pl, $path) = @_;
1062
1063	for my $o (all_objects $pl->ob) {
1064	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1065	$o->set_ob_key_value ("_perl_data");
1066
1067	%$o = %{ Storable::thaw pack "H*", $value };
1068	}
1069	}
1070	},
1071	);
1072
1073	#############################################################################
1074		931
1075	=head2 CORE EXTENSIONS	932	=head2 CORE EXTENSIONS
1076		933
1077	Functions and methods that extend core crossfire objects.	934	Functions and methods that extend core crossfire objects.
1078		935
		936	=cut
		937
		938	package cf::player;
		939
		940	use Coro::AIO;
		941
1079	=head3 cf::player	942	=head3 cf::player
1080		943
1081	=over 4	944	=over 4
1082		945
1083	=item cf::player::exists $login	946	=item cf::player::find $login
1084		947
1085	Returns true when the given account exists.	948	Returns the given player object, loading it if necessary (might block).
1086		949
1087	=cut	950	=cut
1088		951
1089	sub cf::player::exists($) {	952	sub playerdir($) {
1090	cf::player::find $_[0]	953	cf::localdir
1091	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	954	. "/"
		955	. cf::playerdir
		956	. "/"
		957	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		958	}
		959
		960	sub path($) {
		961	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		962
		963	(playerdir $login) . "/$login.pl"
		964	}
		965
		966	sub find_active($) {
		967	$cf::PLAYER{$_[0]}
		968	and $cf::PLAYER{$_[0]}->active
		969	and $cf::PLAYER{$_[0]}
		970	}
		971
		972	sub exists($) {
		973	my ($login) = @_;
		974
		975	$cf::PLAYER{$login}
		976	or cf::sync_job { !aio_stat path $login }
		977	}
		978
		979	sub find($) {
		980	return $cf::PLAYER{$_[0]} || do {
		981	my $login = $_[0];
		982
		983	my $guard = cf::lock_acquire "user_find:$login";
		984
		985	$cf::PLAYER{$_[0]} || do {
		986	my $pl = load_pl path $login
		987	or return;
		988	$cf::PLAYER{$login} = $pl
		989	}
		990	}
		991	}
		992
		993	sub save($) {
		994	my ($pl) = @_;
		995
		996	return if $pl->{deny_save};
		997
		998	my $path = path $pl;
		999	my $guard = cf::lock_acquire "user_save:$path";
		1000
		1001	return if $pl->{deny_save};
		1002
		1003	aio_mkdir playerdir $pl, 0770;
		1004	$pl->{last_save} = $cf::RUNTIME;
		1005
		1006	$pl->save_pl ($path);
		1007	Coro::cede;
		1008	}
		1009
		1010	sub new($) {
		1011	my ($login) = @_;
		1012
		1013	my $self = create;
		1014
		1015	$self->ob->name ($login);
		1016	$self->{deny_save} = 1;
		1017
		1018	$cf::PLAYER{$login} = $self;
		1019
		1020	$self
		1021	}
		1022
		1023	=item $pl->quit_character
		1024
		1025	Nukes the player without looking back. If logged in, the connection will
		1026	be destroyed. May block for a long time.
		1027
		1028	=cut
		1029
		1030	sub quit_character {
		1031	my ($pl) = @_;
		1032
		1033	$pl->{deny_save} = 1;
		1034	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1035
		1036	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1037	$pl->deactivate;
		1038	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1039	$pl->ns->destroy if $pl->ns;
		1040
		1041	my $path = playerdir $pl;
		1042	my $temp = "$path~$cf::RUNTIME~deleting~";
		1043	aio_rename $path, $temp;
		1044	delete $cf::PLAYER{$pl->ob->name};
		1045	$pl->destroy;
		1046	IO::AIO::aio_rmtree $temp;
		1047	}
		1048
		1049	=item cf::player::list_logins
		1050
		1051	Returns am arrayref of all valid playernames in the system, can take a
		1052	while and may block, so not sync_job-capable, ever.
		1053
		1054	=cut
		1055
		1056	sub list_logins {
		1057	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1058	or return [];
		1059
		1060	my @logins;
		1061
		1062	for my $login (@$dirs) {
		1063	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1064	aio_read $fh, 0, 512, my $buf, 0 or next;
		1065	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1066
		1067	utf8::decode $login;
		1068	push @logins, $login;
		1069	}
		1070
		1071	\@logins
		1072	}
		1073
		1074	=item $player->maps
		1075
		1076	Returns an arrayref of map paths that are private for this
		1077	player. May block.
		1078
		1079	=cut
		1080
		1081	sub maps($) {
		1082	my ($pl) = @_;
		1083
		1084	my $files = aio_readdir playerdir $pl
		1085	or return;
		1086
		1087	my @paths;
		1088
		1089	for (@$files) {
		1090	utf8::decode $_;
		1091	next if /\.(?:pl|pst)$/;
		1092	next unless /^$PATH_SEP/o;
		1093
		1094	push @paths, cf::map::normalise "~" . $pl->ob->name . "/" . $_;
		1095	}
		1096
		1097	\@paths
1092	}	1098	}
1093		1099
1094	=item $player->ext_reply ($msgid, $msgtype, %msg)	1100	=item $player->ext_reply ($msgid, $msgtype, %msg)
1095		1101
1096	Sends an ext reply to the player.	1102	Sends an ext reply to the player.
1097		1103
1098	=cut	1104	=cut
1099		1105
1100	sub cf::player::ext_reply($$$%) {	1106	sub ext_reply($$$%) {
1101	my ($self, $id, %msg) = @_;	1107	my ($self, $id, %msg) = @_;
1102		1108
1103	$msg{msgid} = $id;	1109	$msg{msgid} = $id;
1104		1110
1105	$self->send ("ext " . to_json \%msg);	1111	$self->send ("ext " . cf::to_json \%msg);
1106	}	1112	}
		1113
		1114	package cf;
1107		1115
1108	=back	1116	=back
1109		1117
1110		1118
1111	=head3 cf::map	1119	=head3 cf::map
…		…
1117	package cf::map;	1125	package cf::map;
1118		1126
1119	use Fcntl;	1127	use Fcntl;
1120	use Coro::AIO;	1128	use Coro::AIO;
1121		1129
		1130	use overload
		1131	'""' => \&as_string,
		1132	fallback => 1;
		1133
1122	our $MAX_RESET = 3600;	1134	our $MAX_RESET = 3600;
1123	our $DEFAULT_RESET = 3000;	1135	our $DEFAULT_RESET = 3000;
1124		1136
1125	sub generate_random_map {	1137	sub generate_random_map {
1126	my ($path, $rmp) = @_;	1138	my ($self, $rmp) = @_;
1127
1128	# mit "rum" bekleckern, nicht	1139	# mit "rum" bekleckern, nicht
1129	cf::map::_create_random_map	1140	$self->_create_random_map (
1130	$path,
1131	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1141	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1132	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1142	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1133	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1143	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1134	$rmp->{exit_on_final_map},	1144	$rmp->{exit_on_final_map},
1135	$rmp->{xsize}, $rmp->{ysize},	1145	$rmp->{xsize}, $rmp->{ysize},
1136	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1146	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1137	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1147	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1138	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1148	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1139	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1149	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1140	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1150	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1141	(cf::region::find $rmp->{region})	1151	(cf::region::find $rmp->{region}), $rmp->{custom}
		1152	)
		1153	}
		1154
		1155	=item cf::map->register ($regex, $prio)
		1156
		1157	Register a handler for the map path matching the given regex at the
		1158	givne priority (higher is better, built-in handlers have priority 0, the
		1159	default).
		1160
		1161	=cut
		1162
		1163	sub register {
		1164	my (undef, $regex, $prio) = @_;
		1165	my $pkg = caller;
		1166
		1167	no strict;
		1168	push @{"$pkg\::ISA"}, __PACKAGE__;
		1169
		1170	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1171	}
		1172
		1173	# also paths starting with '/'
		1174	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1175
		1176	sub thawer_merge {
		1177	my ($self, $merge) = @_;
		1178
		1179	# we have to keep some variables in memory intact
		1180	local $self->{path};
		1181	local $self->{load_path};
		1182	local $self->{deny_save};
		1183	local $self->{deny_reset};
		1184
		1185	$self->SUPER::thawer_merge ($merge);
		1186	}
		1187
		1188	sub normalise {
		1189	my ($path, $base) = @_;
		1190
		1191	$path = "$path"; # make sure its a string
		1192
		1193	$path =~ s/\.map$//;
		1194
		1195	# map plan:
		1196	#
		1197	# /! non-realised random map exit (special hack!)
		1198	# {... are special paths that are not being touched
		1199	# ?xxx/... are special absolute paths
		1200	# ?random/... random maps
		1201	# /... normal maps
		1202	# ~user/... per-player map of a specific user
		1203
		1204	$path =~ s/$PATH_SEP/\//go;
		1205
		1206	# treat it as relative path if it starts with
		1207	# something that looks reasonable
		1208	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1209	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1210
		1211	$base =~ s{[^/]+/?$}{};
		1212	$path = "$base/$path";
		1213	}
		1214
		1215	for ($path) {
		1216	redo if s{//}{/};
		1217	redo if s{/\.?/}{/};
		1218	redo if s{/[^/]+/\.\./}{/};
		1219	}
		1220
		1221	$path
		1222	}
		1223
		1224	sub new_from_path {
		1225	my (undef, $path, $base) = @_;
		1226
		1227	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1228
		1229	$path = normalise $path, $base;
		1230
		1231	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1232	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1233	my $self = bless cf::map::new, $pkg;
		1234	$self->{path} = $path; $self->path ($path);
		1235	$self->init; # pass $1 etc.
		1236	return $self;
		1237	}
		1238	}
		1239
		1240	Carp::carp "unable to resolve path '$path' (base '$base').";
		1241	()
		1242	}
		1243
		1244	sub init {
		1245	my ($self) = @_;
		1246
		1247	$self
		1248	}
		1249
		1250	sub as_string {
		1251	my ($self) = @_;
		1252
		1253	"$self->{path}"
		1254	}
		1255
		1256	# the displayed name, this is a one way mapping
		1257	sub visible_name {
		1258	&as_string
		1259	}
		1260
		1261	# the original (read-only) location
		1262	sub load_path {
		1263	my ($self) = @_;
		1264
		1265	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
		1266	}
		1267
		1268	# the temporary/swap location
		1269	sub save_path {
		1270	my ($self) = @_;
		1271
		1272	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1273	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
		1274	}
		1275
		1276	# the unique path, undef == no special unique path
		1277	sub uniq_path {
		1278	my ($self) = @_;
		1279
		1280	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1281	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1142	}	1282	}
1143		1283
1144	# and all this just because we cannot iterate over	1284	# and all this just because we cannot iterate over
1145	# all maps in C++...	1285	# all maps in C++...
1146	sub change_all_map_light {	1286	sub change_all_map_light {
…		…
1148		1288
1149	$_->change_map_light ($change)	1289	$_->change_map_light ($change)
1150	for grep $_->outdoor, values %cf::MAP;	1290	for grep $_->outdoor, values %cf::MAP;
1151	}	1291	}
1152		1292
		1293	sub unlink_save {
		1294	my ($self) = @_;
		1295
		1296	utf8::encode (my $save = $self->save_path);
		1297	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1298	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1299
		1300	#d#TODO remove .map and also nuke
		1301	$save =~ s/\.map// or return;#d#
		1302	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;#d#
		1303	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";#d#
		1304	}
		1305
1153	sub try_load_header($) {	1306	sub load_header_from($) {
1154	my ($path) = @_;	1307	my ($self, $path) = @_;
1155		1308
1156	utf8::encode $path;	1309	utf8::encode $path;
1157	aio_open $path, O_RDONLY, 0	1310	#aio_open $path, O_RDONLY, 0
		1311	# or return;
		1312
		1313	$self->_load_header ($path)
1158	or return;	1314	or return;
1159		1315
1160	my $map = cf::map::new	1316	$self->{load_path} = $path;
		1317
		1318	1
		1319	}
		1320
		1321	sub load_header_orig {
		1322	my ($self) = @_;
		1323
		1324	$self->load_header_from ($self->load_path)
		1325	}
		1326
		1327	sub load_header_temp {
		1328	my ($self) = @_;
		1329
		1330	$self->load_header_from ($self->save_path)
		1331	}
		1332
		1333	sub prepare_temp {
		1334	my ($self) = @_;
		1335
		1336	$self->last_access ((delete $self->{last_access})
		1337	|| $cf::RUNTIME); #d#
		1338	# safety
		1339	$self->{instantiate_time} = $cf::RUNTIME
		1340	if $self->{instantiate_time} > $cf::RUNTIME;
		1341	}
		1342
		1343	sub prepare_orig {
		1344	my ($self) = @_;
		1345
		1346	$self->{load_original} = 1;
		1347	$self->{instantiate_time} = $cf::RUNTIME;
		1348	$self->last_access ($cf::RUNTIME);
		1349	$self->instantiate;
		1350	}
		1351
		1352	sub load_header {
		1353	my ($self) = @_;
		1354
		1355	if ($self->load_header_temp) {
		1356	$self->prepare_temp;
		1357	} else {
		1358	$self->load_header_orig
1161	or return;	1359	or return;
		1360	$self->prepare_orig;
		1361	}
1162		1362
1163	# for better error messages only, will be overwritten	1363	1
1164	$map->path ($path);
1165
1166	$map->load_header ($path)
1167	or return;
1168
1169	$map->{load_path} = $path;
1170
1171	$map
1172	}	1364	}
1173		1365
1174	sub find;	1366	sub find;
1175	sub find {	1367	sub find {
1176	my ($path, $origin) = @_;	1368	my ($path, $origin) = @_;
1177		1369
1178	#warn "find<$path,$origin>\n";#d#
1179
1180	$path = new cf::path $path, $origin && $origin->path;	1370	$path = normalise $path, $origin && $origin->path;
1181	my $key = $path->as_string;
1182		1371
1183	cf::lock_wait "map_find:$key";	1372	cf::lock_wait "map_find:$path";
1184		1373
1185	$cf::MAP{$key} || do {	1374	$cf::MAP{$path} || do {
1186	my $guard = cf::lock_acquire "map_find:$key";	1375	my $guard = cf::lock_acquire "map_find:$path";
1187		1376	my $map = new_from_path cf::map $path
1188	# do it the slow way
1189	my $map = try_load_header $path->save_path;
1190
1191	Coro::cede;
1192
1193	if ($map) {
1194	$map->last_access ((delete $map->{last_access})
1195	|| $cf::RUNTIME); #d#
1196	# safety
1197	$map->{instantiate_time} = $cf::RUNTIME
1198	if $map->{instantiate_time} > $cf::RUNTIME;
1199	} else {
1200	if (my $rmp = $path->random_map_params) {
1201	$map = generate_random_map $key, $rmp;
1202	} else {
1203	$map = try_load_header $path->load_path;
1204	}
1205
1206	$map or return;	1377	or return;
1207		1378
1208	$map->{load_original} = 1;
1209	$map->{instantiate_time} = $cf::RUNTIME;
1210	$map->last_access ($cf::RUNTIME);
1211	$map->instantiate;
1212
1213	# per-player maps become, after loading, normal maps
1214	$map->per_player (0) if $path->{user_rel};
1215	}
1216
1217	$map->path ($key);
1218	$map->{path} = $path;
1219	$map->{last_save} = $cf::RUNTIME;	1379	$map->{last_save} = $cf::RUNTIME;
1220		1380
1221	Coro::cede;	1381	$map->load_header
		1382	or return;
1222		1383
1223	if ($map->should_reset) {	1384	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1385	# doing this can freeze the server in a sync job, obviously
		1386	#$cf::WAIT_FOR_TICK->wait;
1224	$map->reset;	1387	$map->reset;
1225	undef $guard;	1388	undef $guard;
1226	$map = find $path	1389	return find $path;
1227	or return;
1228	}	1390	}
1229		1391
1230	$cf::MAP{$key} = $map	1392	$cf::MAP{$path} = $map
1231	}	1393	}
1232	}	1394	}
		1395
		1396	sub pre_load { }
		1397	sub post_load { }
1233		1398
1234	sub load {	1399	sub load {
1235	my ($self) = @_;	1400	my ($self) = @_;
1236		1401
		1402	local $self->{deny_reset} = 1; # loading can take a long time
		1403
1237	my $path = $self->{path};	1404	my $path = $self->{path};
1238	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1405	my $guard = cf::lock_acquire "map_load:$path";
1239		1406
1240	return if $self->in_memory != cf::MAP_SWAPPED;	1407	return if $self->in_memory != cf::MAP_SWAPPED;
1241		1408
1242	$self->in_memory (cf::MAP_LOADING);	1409	$self->in_memory (cf::MAP_LOADING);
1243		1410
1244	$self->alloc;	1411	$self->alloc;
		1412
		1413	$self->pre_load;
		1414
1245	$self->load_objects ($self->{load_path}, 1)	1415	$self->_load_objects ($self->{load_path}, 1)
1246	or return;	1416	or return;
1247		1417
1248	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1418	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1249	if delete $self->{load_original};	1419	if delete $self->{load_original};
1250		1420
1251	if (my $uniq = $path->uniq_path) {	1421	if (my $uniq = $self->uniq_path) {
1252	utf8::encode $uniq;	1422	utf8::encode $uniq;
1253	if (aio_open $uniq, O_RDONLY, 0) {	1423	if (aio_open $uniq, O_RDONLY, 0) {
1254	$self->clear_unique_items;	1424	$self->clear_unique_items;
1255	$self->load_objects ($uniq, 0);	1425	$self->_load_objects ($uniq, 0);
1256	}	1426	}
1257	}	1427	}
1258		1428
1259	Coro::cede;	1429	Coro::cede;
1260		1430
1261	# now do the right thing for maps	1431	# now do the right thing for maps
1262	$self->link_multipart_objects;	1432	$self->link_multipart_objects;
1263		1433
1264	if ($self->{path}->is_style_map) {	1434	unless ($self->{deny_activate}) {
1265	$self->{deny_save} = 1;	1435	$self->decay_objects;
1266	$self->{deny_reset} = 1;
1267	} else {
1268	$self->fix_auto_apply;	1436	$self->fix_auto_apply;
1269	$self->decay_objects;
1270	$self->update_buttons;	1437	$self->update_buttons;
		1438	Coro::cede;
1271	$self->set_darkness_map;	1439	$self->set_darkness_map;
1272	$self->difficulty ($self->estimate_difficulty)	1440	$self->difficulty ($self->estimate_difficulty)
1273	unless $self->difficulty;	1441	unless $self->difficulty;
		1442	Coro::cede;
1274	$self->activate;	1443	$self->activate;
1275	}	1444	}
1276		1445
1277	Coro::cede;	1446	$self->post_load;
1278		1447
1279	$self->in_memory (cf::MAP_IN_MEMORY);	1448	$self->in_memory (cf::MAP_IN_MEMORY);
		1449	}
		1450
		1451	sub customise_for {
		1452	my ($self, $ob) = @_;
		1453
		1454	return find "~" . $ob->name . "/" . $self->{path}
		1455	if $self->per_player;
		1456
		1457	$self
		1458	}
		1459
		1460	# find and load all maps in the 3x3 area around a map
		1461	sub load_diag {
		1462	my ($map) = @_;
		1463
		1464	my @diag; # diagonal neighbours
		1465
		1466	for (0 .. 3) {
		1467	my $neigh = $map->tile_path ($_)
		1468	or next;
		1469	$neigh = find $neigh, $map
		1470	or next;
		1471	$neigh->load;
		1472
		1473	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1474	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1475	}
		1476
		1477	for (@diag) {
		1478	my $neigh = find @$_
		1479	or next;
		1480	$neigh->load;
		1481	}
1280	}	1482	}
1281		1483
1282	sub find_sync {	1484	sub find_sync {
1283	my ($path, $origin) = @_;	1485	my ($path, $origin) = @_;
1284		1486
1285	cf::sync_job { cf::map::find $path, $origin }	1487	cf::sync_job { find $path, $origin }
1286	}	1488	}
1287		1489
1288	sub do_load_sync {	1490	sub do_load_sync {
1289	my ($map) = @_;	1491	my ($map) = @_;
1290		1492
1291	cf::sync_job { $map->load };	1493	cf::sync_job { $map->load };
1292	}	1494	}
1293		1495
		1496	our %MAP_PREFETCH;
		1497	our $MAP_PREFETCHER = undef;
		1498
		1499	sub find_async {
		1500	my ($path, $origin) = @_;
		1501
		1502	$path = normalise $path, $origin && $origin->{path};
		1503
		1504	if (my $map = $cf::MAP{$path}) {
		1505	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1506	}
		1507
		1508	undef $MAP_PREFETCH{$path};
		1509	$MAP_PREFETCHER ||= cf::async {
		1510	while (%MAP_PREFETCH) {
		1511	for my $path (keys %MAP_PREFETCH) {
		1512	my $map = find $path
		1513	or next;
		1514	$map->load;
		1515
		1516	delete $MAP_PREFETCH{$path};
		1517	}
		1518	}
		1519	undef $MAP_PREFETCHER;
		1520	};
		1521	$MAP_PREFETCHER->prio (6);
		1522
		1523	()
		1524	}
		1525
1294	sub save {	1526	sub save {
1295	my ($self) = @_;	1527	my ($self) = @_;
1296		1528
1297	my $lock = cf::lock_acquire "map_data:" . $self->path;	1529	my $lock = cf::lock_acquire "map_data:" . $self->path;
1298		1530
1299	$self->{last_save} = $cf::RUNTIME;	1531	$self->{last_save} = $cf::RUNTIME;
1300		1532
1301	return unless $self->dirty;	1533	return unless $self->dirty;
1302		1534
1303	my $save = $self->{path}->save_path; utf8::encode $save;	1535	my $save = $self->save_path; utf8::encode $save;
1304	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1536	my $uniq = $self->uniq_path; utf8::encode $uniq;
1305		1537
1306	$self->{load_path} = $save;	1538	$self->{load_path} = $save;
1307		1539
1308	return if $self->{deny_save};	1540	return if $self->{deny_save};
1309		1541
1310	local $self->{last_access} = $self->last_access;#d#	1542	local $self->{last_access} = $self->last_access;#d#
1311		1543
		1544	cf::async {
		1545	$_->contr->save for $self->players;
		1546	};
		1547
1312	if ($uniq) {	1548	if ($uniq) {
1313	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1549	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1314	$self->save_objects ($uniq, cf::IO_UNIQUES);	1550	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1315	} else {	1551	} else {
1316	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1552	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1317	}	1553	}
1318	}	1554	}
1319		1555
1320	sub swap_out {	1556	sub swap_out {
1321	my ($self) = @_;	1557	my ($self) = @_;
…		…
1335		1571
1336	sub reset_at {	1572	sub reset_at {
1337	my ($self) = @_;	1573	my ($self) = @_;
1338		1574
1339	# TODO: safety, remove and allow resettable per-player maps	1575	# TODO: safety, remove and allow resettable per-player maps
1340	return 1e99 if $self->{path}{user_rel};	1576	return 1e99 if $self->isa ("ext::map_per_player");#d#
1341	return 1e99 if $self->{deny_reset};	1577	return 1e99 if $self->{deny_reset};
1342		1578
1343	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1579	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1344	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1580	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1345		1581
…		…
1350	my ($self) = @_;	1586	my ($self) = @_;
1351		1587
1352	$self->reset_at <= $cf::RUNTIME	1588	$self->reset_at <= $cf::RUNTIME
1353	}	1589	}
1354		1590
1355	sub unlink_save {
1356	my ($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	$self->save;
1374	}
1375
1376	sub reset {	1591	sub reset {
1377	my ($self) = @_;	1592	my ($self) = @_;
1378		1593
1379	my $lock = cf::lock_acquire "map_data:" . $self->path;	1594	my $lock = cf::lock_acquire "map_data:$self->{path}";
1380		1595
1381	return if $self->players;	1596	return if $self->players;
1382	return if $self->{path}{user_rel};#d#	1597	return if $self->isa ("ext::map_per_player");#d#
1383		1598
1384	warn "resetting map ", $self->path;#d#	1599	warn "resetting map ", $self->path;#d#
1385		1600
1386	delete $cf::MAP{$self->path};	1601	delete $cf::MAP{$self->path};
		1602
		1603	$self->in_memory (cf::MAP_SWAPPED);
		1604	$self->clear;
1387		1605
1388	$_->clear_links_to ($self) for values %cf::MAP;	1606	$_->clear_links_to ($self) for values %cf::MAP;
1389		1607
1390	$self->unlink_save;	1608	$self->unlink_save;
1391	$self->destroy;	1609	$self->destroy;
…		…
1394	my $nuke_counter = "aaaa";	1612	my $nuke_counter = "aaaa";
1395		1613
1396	sub nuke {	1614	sub nuke {
1397	my ($self) = @_;	1615	my ($self) = @_;
1398		1616
		1617	delete $cf::MAP{$self->path};
		1618
		1619	$self->unlink_save;
		1620
		1621	bless $self, "cf::map";
		1622	delete $self->{deny_reset};
1399	$self->{deny_save} = 1;	1623	$self->{deny_save} = 1;
1400	$self->reset_timeout (1);	1624	$self->reset_timeout (1);
1401	$self->rename ("{nuke}/" . ($nuke_counter++));	1625	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1626
		1627	$cf::MAP{$self->path} = $self;
		1628
1402	$self->reset; # polite request, might not happen	1629	$self->reset; # polite request, might not happen
1403	}	1630	}
1404		1631
1405	sub customise_for {	1632	=item cf::map::unique_maps
1406	my ($map, $ob) = @_;
1407		1633
1408	if ($map->per_player) {	1634	Returns an arrayref of paths of all shared maps that have
1409	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1635	instantiated unique items. May block.
1410	}
1411		1636
1412	$map	1637	=cut
1413	}
1414		1638
1415	sub emergency_save {	1639	sub unique_maps() {
1416	my $freeze_guard = cf::freeze_mainloop;	1640	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1641	or return;
1417		1642
1418	warn "enter emergency map save\n";	1643	my @paths;
1419		1644
1420	cf::sync_job {	1645	for (@$files) {
1421	warn "begin emergency map save\n";	1646	utf8::decode $_;
1422	$_->save for values %cf::MAP;	1647	next if /\.pst$/;
		1648	next unless /^$PATH_SEP/o;
		1649
		1650	push @paths, cf::map::normalise $_;
1423	};	1651	}
1424		1652
1425	warn "end emergency map save\n";	1653	\@paths
1426	}	1654	}
1427		1655
1428	package cf;	1656	package cf;
1429		1657
1430	=back	1658	=back
1431		1659
		1660	=head3 cf::object
		1661
		1662	=cut
		1663
		1664	package cf::object;
		1665
		1666	=over 4
		1667
		1668	=item $ob->inv_recursive
		1669
		1670	Returns the inventory of the object _and_ their inventories, recursively.
		1671
		1672	=cut
		1673
		1674	sub inv_recursive_;
		1675	sub inv_recursive_ {
		1676	map { $_, inv_recursive_ $_->inv } @_
		1677	}
		1678
		1679	sub inv_recursive {
		1680	inv_recursive_ inv $_[0]
		1681	}
		1682
		1683	package cf;
		1684
		1685	=back
1432		1686
1433	=head3 cf::object::player	1687	=head3 cf::object::player
1434		1688
1435	=over 4	1689	=over 4
1436		1690
…		…
1476		1730
1477	=item $player_object->enter_link	1731	=item $player_object->enter_link
1478		1732
1479	Freezes the player and moves him/her to a special map (C<{link}>).	1733	Freezes the player and moves him/her to a special map (C<{link}>).
1480		1734
1481	The player should be reaosnably safe there for short amounts of time. You	1735	The player should be reasonably safe there for short amounts of time. You
1482	I<MUST> call C<leave_link> as soon as possible, though.	1736	I<MUST> call C<leave_link> as soon as possible, though.
1483		1737
		1738	Will never block.
		1739
1484	=item $player_object->leave_link ($map, $x, $y)	1740	=item $player_object->leave_link ($map, $x, $y)
1485		1741
1486	Moves the player out of the specila link map onto the given map. If the	1742	Moves the player out of the special C<{link}> map onto the specified
1487	map is not valid (or omitted), the player will be moved back to the	1743	map. If the map is not valid (or omitted), the player will be moved back
1488	location he/she was before the call to C<enter_link>, or, if that fails,	1744	to the location he/she was before the call to C<enter_link>, or, if that
1489	to the emergency map position.	1745	fails, to the emergency map position.
1490		1746
1491	Might block.	1747	Might block.
1492		1748
1493	=cut	1749	=cut
		1750
		1751	sub link_map {
		1752	unless ($LINK_MAP) {
		1753	$LINK_MAP = cf::map::find "{link}"
		1754	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1755	$LINK_MAP->load;
		1756	}
		1757
		1758	$LINK_MAP
		1759	}
1494		1760
1495	sub cf::object::player::enter_link {	1761	sub cf::object::player::enter_link {
1496	my ($self) = @_;	1762	my ($self) = @_;
1497		1763
1498	$self->deactivate_recursive;	1764	$self->deactivate_recursive;
1499		1765
1500	return if $self->map == $LINK_MAP;	1766	return if UNIVERSAL::isa $self->map, "ext::map_link";
1501		1767
1502	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1768	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1503	if $self->map;	1769	if $self->map;
1504		1770
1505	$self->enter_map ($LINK_MAP, 20, 20);	1771	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1506	}	1772	}
1507		1773
1508	sub cf::object::player::leave_link {	1774	sub cf::object::player::leave_link {
1509	my ($self, $map, $x, $y) = @_;	1775	my ($self, $map, $x, $y) = @_;
1510		1776
…		…
1528	# use -1 or undef as default coordinates, not 0, 0	1794	# use -1 or undef as default coordinates, not 0, 0
1529	($x, $y) = ($map->enter_x, $map->enter_y)	1795	($x, $y) = ($map->enter_x, $map->enter_y)
1530	if $x <=0 && $y <= 0;	1796	if $x <=0 && $y <= 0;
1531		1797
1532	$map->load;	1798	$map->load;
		1799	$map->load_diag;
1533		1800
		1801	return unless $self->contr->active;
1534	$self->activate_recursive;	1802	$self->activate_recursive;
1535	$self->enter_map ($map, $x, $y);	1803	$self->enter_map ($map, $x, $y);
1536	}	1804	}
1537		1805
1538	cf::player->attach (	1806	cf::player->attach (
…		…
1550	my ($pl) = @_;	1818	my ($pl) = @_;
1551		1819
1552	# try to abort aborted map switching on player login :)	1820	# try to abort aborted map switching on player login :)
1553	# should happen only on crashes	1821	# should happen only on crashes
1554	if ($pl->ob->{_link_pos}) {	1822	if ($pl->ob->{_link_pos}) {
1555
1556	$pl->ob->enter_link;	1823	$pl->ob->enter_link;
1557	(async {	1824	(async {
1558	# we need this sleep as the login has a concurrent enter_exit running	1825	# we need this sleep as the login has a concurrent enter_exit running
1559	# and this sleep increases chances of the player not ending up in scorn	1826	# and this sleep increases chances of the player not ending up in scorn
1560	$pl->ob->reply (undef,	1827	$pl->ob->reply (undef,
…		…
1576	my ($self, $path, $x, $y) = @_;	1843	my ($self, $path, $x, $y) = @_;
1577		1844
1578	$self->enter_link;	1845	$self->enter_link;
1579		1846
1580	(async {	1847	(async {
1581	$path = new cf::path $path;	1848	my $map = eval {
1582
1583	my $map = cf::map::find $path->as_string;	1849	my $map = cf::map::find $path;
1584	$map = $map->customise_for ($self) if $map;	1850	$map = $map->customise_for ($self) if $map;
1585		1851	$map
1586	# warn "entering ", $map->path, " at ($x, $y)\n"	1852	} or
1587	# if $map;
1588
1589	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1853	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1590		1854
1591	$self->leave_link ($map, $x, $y);	1855	$self->leave_link ($map, $x, $y);
1592	})->prio (1);	1856	})->prio (1);
1593	}	1857	}
1594		1858
…		…
1598		1862
1599	sub parse_random_map_params {	1863	sub parse_random_map_params {
1600	my ($spec) = @_;	1864	my ($spec) = @_;
1601		1865
1602	my $rmp = { # defaults	1866	my $rmp = { # defaults
1603	xsize => 10,	1867	xsize => (cf::rndm 15, 40),
1604	ysize => 10,	1868	ysize => (cf::rndm 15, 40),
		1869	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1870	#layout => string,
1605	};	1871	};
1606		1872
1607	for (split /\n/, $spec) {	1873	for (split /\n/, $spec) {
1608	my ($k, $v) = split /\s+/, $_, 2;	1874	my ($k, $v) = split /\s+/, $_, 2;
1609		1875
…		…
1613	$rmp	1879	$rmp
1614	}	1880	}
1615		1881
1616	sub prepare_random_map {	1882	sub prepare_random_map {
1617	my ($exit) = @_;	1883	my ($exit) = @_;
		1884
		1885	my $guard = cf::lock_acquire "exit_prepare:$exit";
1618		1886
1619	# all this does is basically replace the /! path by	1887	# all this does is basically replace the /! path by
1620	# a new random map path (?random/...) with a seed	1888	# a new random map path (?random/...) with a seed
1621	# that depends on the exit object	1889	# that depends on the exit object
1622		1890
1623	my $rmp = parse_random_map_params $exit->msg;	1891	my $rmp = parse_random_map_params $exit->msg;
1624		1892
1625	if ($exit->map) {	1893	if ($exit->map) {
1626	$rmp->{region} = $exit->map->region_name;	1894	$rmp->{region} = $exit->region->name;
1627	$rmp->{origin_map} = $exit->map->path;	1895	$rmp->{origin_map} = $exit->map->path;
1628	$rmp->{origin_x} = $exit->x;	1896	$rmp->{origin_x} = $exit->x;
1629	$rmp->{origin_y} = $exit->y;	1897	$rmp->{origin_y} = $exit->y;
1630	}	1898	}
1631		1899
1632	$rmp->{random_seed} ||= $exit->random_seed;	1900	$rmp->{random_seed} ||= $exit->random_seed;
1633		1901
1634	my $data = cf::to_json $rmp;	1902	my $data = cf::to_json $rmp;
1635	my $md5 = Digest::MD5::md5_hex $data;	1903	my $md5 = Digest::MD5::md5_hex $data;
		1904	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1636		1905
1637	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1906	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1638	aio_write $fh, 0, (length $data), $data, 0;	1907	aio_write $fh, 0, (length $data), $data, 0;
		1908	undef $fh;
		1909	aio_rename "$meta~", $meta;
1639		1910
1640	$exit->slaying ("?random/$md5");	1911	$exit->slaying ("?random/$md5");
1641	$exit->msg (undef);	1912	$exit->msg (undef);
1642	}	1913	}
1643	}	1914	}
1644		1915
1645	sub cf::object::player::enter_exit {	1916	sub cf::object::player::enter_exit {
1646	my ($self, $exit) = @_;	1917	my ($self, $exit) = @_;
1647		1918
1648	return unless $self->type == cf::PLAYER;	1919	return unless $self->type == cf::PLAYER;
		1920
		1921	if ($exit->slaying eq "/!") {
		1922	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1923	cf::sync_job { prepare_random_map $exit };
		1924	}
		1925
		1926	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1927	my $hp = $exit->stats->hp;
		1928	my $sp = $exit->stats->sp;
1649		1929
1650	$self->enter_link;	1930	$self->enter_link;
1651		1931
1652	(async {	1932	(async {
1653	$self->deactivate_recursive; # just to be sure	1933	$self->deactivate_recursive; # just to be sure
1654	unless (eval {	1934	unless (eval {
1655	prepare_random_map $exit	1935	$self->goto ($slaying, $hp, $sp);
1656	if $exit->slaying eq "/!";
1657
1658	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1659	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1660		1936
1661	1;	1937	1;
1662	}) {	1938	}) {
1663	$self->message ("Something went wrong deep within the crossfire server. "	1939	$self->message ("Something went wrong deep within the crossfire server. "
1664	. "I'll try to bring you back to the map you were before. "	1940	. "I'll try to bring you back to the map you were before. "
1665	. "Please report this to the dungeon master",	1941	. "Please report this to the dungeon master!",
1666	cf::NDI_UNIQUE | cf::NDI_RED);	1942	cf::NDI_UNIQUE | cf::NDI_RED);
1667		1943
1668	warn "ERROR in enter_exit: $@";	1944	warn "ERROR in enter_exit: $@";
1669	$self->leave_link;	1945	$self->leave_link;
1670	}	1946	}
…		…
1953	sub db_sync() {	2229	sub db_sync() {
1954	db_save if $dirty;	2230	db_save if $dirty;
1955	undef $dirty;	2231	undef $dirty;
1956	}	2232	}
1957		2233
1958	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2234	my $idle = Event->idle (
1959	db_sync;	2235	reentrant => 0,
		2236	min => 10,
		2237	max => 20,
		2238	repeat => 0,
		2239	data => WF_AUTOCANCEL,
		2240	cb => \&db_sync,
1960	});	2241	);
1961		2242
1962	sub db_dirty() {	2243	sub db_dirty() {
1963	$dirty = 1;	2244	$dirty = 1;
1964	$idle->start;	2245	$idle->start;
1965	}	2246	}
…		…
2002	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2283	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2003	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	2284	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2004		2285
2005	if (exists $CFG{mlockall}) {	2286	if (exists $CFG{mlockall}) {
2006	eval {	2287	eval {
2007	$CFG{mlockall} ? &mlockall : &munlockall	2288	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2008	and die "WARNING: m(un)lockall failed: $!\n";	2289	and die "WARNING: m(un)lockall failed: $!\n";
2009	};	2290	};
2010	warn $@ if $@;	2291	warn $@ if $@;
2011	}	2292	}
2012	}	2293	}
2013		2294
2014	sub main {	2295	sub main {
2015	# we must not ever block the main coroutine	2296	# we must not ever block the main coroutine
2016	local $Coro::idle = sub {	2297	local $Coro::idle = sub {
2017	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2298	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2299	(async {
2018	async { Event::one_event };	2300	Event::one_event;
		2301	})->prio (Coro::PRIO_MAX);
2019	};	2302	};
2020		2303
2021	cfg_load;	2304	cfg_load;
2022	db_load;	2305	db_load;
2023	load_extensions;	2306	load_extensions;
		2307
		2308	$TICK_WATCHER->start;
2024	Event::loop;	2309	Event::loop;
2025	}	2310	}
2026		2311
2027	#############################################################################	2312	#############################################################################
2028	# initialisation	2313	# initialisation and cleanup
		2314
		2315	# install some emergency cleanup handlers
		2316	BEGIN {
		2317	for my $signal (qw(INT HUP TERM)) {
		2318	Event->signal (
		2319	reentrant => 0,
		2320	data => WF_AUTOCANCEL,
		2321	signal => $signal,
		2322	prio => 0,
		2323	cb => sub {
		2324	cf::cleanup "SIG$signal";
		2325	},
		2326	);
		2327	}
		2328	}
		2329
		2330	sub emergency_save() {
		2331	my $freeze_guard = cf::freeze_mainloop;
		2332
		2333	warn "enter emergency perl save\n";
		2334
		2335	cf::sync_job {
		2336	# use a peculiar iteration method to avoid tripping on perl
		2337	# refcount bugs in for. also avoids problems with players
		2338	# and maps saved/destroyed asynchronously.
		2339	warn "begin emergency player save\n";
		2340	for my $login (keys %cf::PLAYER) {
		2341	my $pl = $cf::PLAYER{$login} or next;
		2342	$pl->valid or next;
		2343	$pl->save;
		2344	}
		2345	warn "end emergency player save\n";
		2346
		2347	warn "begin emergency map save\n";
		2348	for my $path (keys %cf::MAP) {
		2349	my $map = $cf::MAP{$path} or next;
		2350	$map->valid or next;
		2351	$map->save;
		2352	}
		2353	warn "end emergency map save\n";
		2354	};
		2355
		2356	warn "leave emergency perl save\n";
		2357	}
2029		2358
2030	sub reload() {	2359	sub reload() {
2031	# can/must only be called in main	2360	# can/must only be called in main
2032	if ($Coro::current != $Coro::main) {	2361	if ($Coro::current != $Coro::main) {
2033	warn "can only reload from main coroutine\n";	2362	warn "can only reload from main coroutine";
2034	return;	2363	return;
2035	}	2364	}
2036		2365
2037	warn "reloading...";	2366	warn "reloading...";
2038		2367
2039	my $guard = freeze_mainloop;	2368	warn "cancelling server ticker";
		2369	$TICK_WATCHER->cancel;
		2370
2040	cf::emergency_save;	2371	cf::emergency_save;
2041		2372
2042	eval {	2373	eval {
2043	# if anything goes wrong in here, we should simply crash as we already saved	2374	# if anything goes wrong in here, we should simply crash as we already saved
2044		2375
2045	# cancel all watchers	2376	warn "syncing database to disk";
		2377	cf::db_sync;
		2378
		2379	warn "cancelling all WF_AUTOCANCEL watchers";
2046	for (Event::all_watchers) {	2380	for (Event::all_watchers) {
2047	$_->cancel if $_->data & WF_AUTOCANCEL;	2381	$_->cancel if $_->data & WF_AUTOCANCEL;
2048	}	2382	}
2049		2383
		2384	warn "flushing outstanding aio requests";
		2385	for (;;) {
		2386	IO::AIO::flush;
		2387	Coro::cede;
		2388	last unless IO::AIO::nreqs;
		2389	warn "iterate...";
		2390	}
		2391
2050	# cancel all extension coros	2392	warn "cancelling all extension coros";
2051	$_->cancel for values %EXT_CORO;	2393	$_->cancel for values %EXT_CORO;
2052	%EXT_CORO = ();	2394	%EXT_CORO = ();
2053		2395
2054	# unload all extensions	2396	warn "removing commands";
2055	for (@exts) {	2397	%COMMAND = ();
		2398
		2399	warn "removing ext commands";
		2400	%EXTCMD = ();
		2401
		2402	warn "unloading/nuking all extensions";
		2403	for my $pkg (@EXTS) {
2056	warn "unloading <$_>";	2404	warn "... unloading $pkg";
2057	unload_extension $_;	2405
		2406	if (my $cb = $pkg->can ("unload")) {
		2407	eval {
		2408	$cb->($pkg);
		2409	1
		2410	} or warn "$pkg unloaded, but with errors: $@";
2058	}	2411	}
2059		2412
		2413	warn "... nuking $pkg";
		2414	Symbol::delete_package $pkg;
		2415	}
		2416
2060	# unload all modules loaded from $LIBDIR	2417	warn "unloading all perl modules loaded from $LIBDIR";
2061	while (my ($k, $v) = each %INC) {	2418	while (my ($k, $v) = each %INC) {
2062	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2419	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2063		2420
2064	warn "removing <$k>";	2421	warn "... unloading $k";
2065	delete $INC{$k};	2422	delete $INC{$k};
2066		2423
2067	$k =~ s/\.pm$//;	2424	$k =~ s/\.pm$//;
2068	$k =~ s/\//::/g;	2425	$k =~ s/\//::/g;
2069		2426
…		…
2072	}	2429	}
2073		2430
2074	Symbol::delete_package $k;	2431	Symbol::delete_package $k;
2075	}	2432	}
2076		2433
2077	# sync database to disk
2078	cf::db_sync;
2079	IO::AIO::flush;
2080
2081	# get rid of safe::, as good as possible	2434	warn "getting rid of safe::, as good as possible";
2082	Symbol::delete_package "safe::$_"	2435	Symbol::delete_package "safe::$_"
2083	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2436	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2084		2437
2085	# remove register_script_function callbacks
2086	# TODO
2087
2088	# unload cf.pm "a bit"	2438	warn "unloading cf.pm \"a bit\"";
2089	delete $INC{"cf.pm"};	2439	delete $INC{"cf.pm"};
2090		2440
2091	# don't, removes xs symbols, too,	2441	# don't, removes xs symbols, too,
2092	# and global variables created in xs	2442	# and global variables created in xs
2093	#Symbol::delete_package __PACKAGE__;	2443	#Symbol::delete_package __PACKAGE__;
2094		2444
2095	# reload cf.pm	2445	warn "unload completed, starting to reload now";
		2446
2096	warn "reloading cf.pm";	2447	warn "reloading cf.pm";
2097	require cf;	2448	require cf;
2098	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2099		2450
2100	# load config and database again	2451	warn "loading config and database again";
2101	cf::cfg_load;	2452	cf::cfg_load;
2102	cf::db_load;	2453	cf::db_load;
2103		2454
2104	# load extensions
2105	warn "load extensions";	2455	warn "loading extensions";
2106	cf::load_extensions;	2456	cf::load_extensions;
2107		2457
2108	# reattach attachments to objects	2458	warn "reattaching attachments to objects/players";
2109	warn "reattach";
2110	_global_reattach;	2459	_global_reattach;
		2460	warn "reattaching attachments to maps";
		2461	reattach $_ for values %MAP;
		2462
		2463	warn "restarting server ticker";
		2464
		2465	$TICK_WATCHER->start;
2111	};	2466	};
2112		2467
2113	if ($@) {	2468	if ($@) {
2114	warn $@;	2469	warn $@;
2115	warn "error while reloading, exiting.";	2470	warn "error while reloading, exiting.";
2116	exit 1;	2471	exit 1;
2117	}	2472	}
2118		2473
2119	warn "reloaded successfully";	2474	warn "reloaded";
2120	};	2475	};
2121		2476
2122	#############################################################################	2477	our $RELOAD_WATCHER; # used only during reload
2123
2124	unless ($LINK_MAP) {
2125	$LINK_MAP = cf::map::new;
2126
2127	$LINK_MAP->width (41);
2128	$LINK_MAP->height (41);
2129	$LINK_MAP->alloc;
2130	$LINK_MAP->path ("{link}");
2131	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2132	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2133
2134	# dirty hack because... archetypes are not yet loaded
2135	Event->timer (
2136	after => 2,
2137	cb => sub {
2138	$_[0]->w->cancel;
2139
2140	# provide some exits "home"
2141	my $exit = cf::object::new "exit";
2142
2143	$exit->slaying ($EMERGENCY_POSITION->[0]);
2144	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2145	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2146
2147	$LINK_MAP->insert ($exit->clone, 19, 19);
2148	$LINK_MAP->insert ($exit->clone, 19, 20);
2149	$LINK_MAP->insert ($exit->clone, 19, 21);
2150	$LINK_MAP->insert ($exit->clone, 20, 19);
2151	$LINK_MAP->insert ($exit->clone, 20, 21);
2152	$LINK_MAP->insert ($exit->clone, 21, 19);
2153	$LINK_MAP->insert ($exit->clone, 21, 20);
2154	$LINK_MAP->insert ($exit->clone, 21, 21);
2155
2156	$exit->destroy;
2157	});
2158
2159	$LINK_MAP->{deny_save} = 1;
2160	$LINK_MAP->{deny_reset} = 1;
2161
2162	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2163	}
2164
2165	register "<global>", __PACKAGE__;
2166		2478
2167	register_command "reload" => sub {	2479	register_command "reload" => sub {
2168	my ($who, $arg) = @_;	2480	my ($who, $arg) = @_;
2169		2481
2170	if ($who->flag (FLAG_WIZ)) {	2482	if ($who->flag (FLAG_WIZ)) {
2171	$who->message ("start of reload.");	2483	$who->message ("reloading server.");
		2484
		2485	# doing reload synchronously and two reloads happen back-to-back,
		2486	# coro crashes during coro_state_free->destroy here.
		2487
		2488	$RELOAD_WATCHER ||= Event->timer (
		2489	reentrant => 0,
		2490	after => 0,
		2491	data => WF_AUTOCANCEL,
		2492	cb => sub {
2172	reload;	2493	reload;
2173	$who->message ("end of reload.");	2494	undef $RELOAD_WATCHER;
		2495	},
		2496	);
2174	}	2497	}
2175	};	2498	};
2176		2499
2177	unshift @INC, $LIBDIR;	2500	unshift @INC, $LIBDIR;
		2501
		2502	my $bug_warning = 0;
2178		2503
2179	$TICK_WATCHER = Event->timer (	2504	$TICK_WATCHER = Event->timer (
2180	reentrant => 0,	2505	reentrant => 0,
		2506	parked => 1,
2181	prio => 0,	2507	prio => 0,
2182	at => $NEXT_TICK || $TICK,	2508	at => $NEXT_TICK || $TICK,
2183	data => WF_AUTOCANCEL,	2509	data => WF_AUTOCANCEL,
2184	cb => sub {	2510	cb => sub {
		2511	if ($Coro::current != $Coro::main) {
		2512	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2513	unless ++$bug_warning > 10;
		2514	return;
		2515	}
		2516
		2517	$NOW = Event::time;
		2518
2185	cf::server_tick; # one server iteration	2519	cf::server_tick; # one server iteration
2186	$RUNTIME += $TICK;	2520	$RUNTIME += $TICK;
2187	$NEXT_TICK += $TICK;	2521	$NEXT_TICK += $TICK;
		2522
		2523	$WAIT_FOR_TICK->broadcast;
		2524	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2525
		2526	Event::sweep;
		2527	Coro::cede_notself;
		2528
		2529	# my $AFTER = Event::time;
		2530	# warn $AFTER - $NOW;#d#
2188		2531
2189	# if we are delayed by four ticks or more, skip them all	2532	# if we are delayed by four ticks or more, skip them all
2190	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2533	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2191		2534
2192	$TICK_WATCHER->at ($NEXT_TICK);	2535	$TICK_WATCHER->at ($NEXT_TICK);
2193	$TICK_WATCHER->start;	2536	$TICK_WATCHER->start;
2194	},	2537	},
2195	);	2538	);
2196		2539
2197	IO::AIO::max_poll_time $TICK * 0.2;	2540	IO::AIO::max_poll_time $TICK * 0.1;
2198		2541
2199	Event->io (	2542	undef $Coro::AIO::WATCHER;
		2543	$AIO_POLL_WATCHER = Event->io (
		2544	reentrant => 0,
2200	fd => IO::AIO::poll_fileno,	2545	fd => IO::AIO::poll_fileno,
2201	poll => 'r',	2546	poll => 'r',
2202	prio => 5,	2547	prio => 6,
2203	data => WF_AUTOCANCEL,	2548	data => WF_AUTOCANCEL,
2204	cb => \&IO::AIO::poll_cb,	2549	cb => \&IO::AIO::poll_cb,
2205	);	2550	);
2206		2551
2207	Event->timer (	2552	$WRITE_RUNTIME_WATCHER = Event->timer (
		2553	reentrant => 0,
2208	data => WF_AUTOCANCEL,	2554	data => WF_AUTOCANCEL,
2209	after => 0,	2555	after => 1,
2210	interval => 10,	2556	interval => 10,
2211	cb => sub {	2557	prio => 6, # keep it lowest so it acts like a watchdog
2212	(Coro::unblock_sub {	2558	cb => Coro::unblock_sub {
2213	write_runtime	2559	write_runtime
2214	or warn "ERROR: unable to write runtime file: $!";	2560	or warn "ERROR: unable to write runtime file: $!";
2215	})->();
2216	},	2561	},
2217	);	2562	);
2218		2563
2219	END { cf::emergency_save }	2564	END { cf::emergency_save }
2220		2565

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