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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.142 by root, Fri Jan 5 21:51:42 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 }
…		…
286	}	327	}
287	}	328	}
288		329
289	=item $coro = cf::async_ext { BLOCK }	330	=item $coro = cf::async_ext { BLOCK }
290		331
291	Like async, but this coro is automcatially being canceled when the	332	Like async, but this coro is automatically being canceled when the
292	extension calling this is being unloaded.	333	extension calling this is being unloaded.
293		334
294	=cut	335	=cut
295		336
296	sub async_ext(&) {	337	sub async_ext(&) {
…		…
310	my $runtime = cf::localdir . "/runtime";	351	my $runtime = cf::localdir . "/runtime";
311		352
312	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	353	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
313	or return;	354	or return;
314		355
		356	my $value = $cf::RUNTIME + 90 + 10;
315	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
316	(aio_write $fh, 0, (length $value), $value, 0) <= 0	360	(aio_write $fh, 0, (length $value), $value, 0) <= 0
317	and return;	361	and return;
318		362
319	aio_fsync $fh	363	aio_fsync $fh
320	and return;	364	and return;
…		…
329	}	373	}
330		374
331	=back	375	=back
332		376
333	=cut	377	=cut
334
335	#############################################################################
336
337	package cf::path;
338
339	sub new {
340	my ($class, $path, $base) = @_;
341
342	$path = $path->as_string if ref $path;
343
344	my $self = bless { }, $class;
345
346	# {... are special paths that are not touched
347	# ?xxx/... are special absolute paths
348	# ?random/... random maps
349	# /! non-realised random map exit
350	# /... normal maps
351	# ~/... per-player maps without a specific player (DO NOT USE)
352	# ~user/... per-player map of a specific user
353
354	if ($path =~ /^{/) {
355	# fine as it is
356	} elsif ($path =~ s{^\?random/}{}) {
357	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
358	$self->{random} = cf::from_json $data;
359	} else {
360	if ($path =~ s{^~([^/]+)?}{}) {
361	$self->{user_rel} = 1;
362
363	if (defined $1) {
364	$self->{user} = $1;
365	} elsif ($base =~ m{^~([^/]+)/}) {
366	$self->{user} = $1;
367	} else {
368	warn "cannot resolve user-relative path without user <$path,$base>\n";
369	}
370	} elsif ($path =~ /^\//) {
371	# already absolute
372	} else {
373	$base =~ s{[^/]+/?$}{};
374	return $class->new ("$base/$path");
375	}
376
377	for ($path) {
378	redo if s{/\.?/}{/};
379	redo if s{/[^/]+/\.\./}{/};
380	}
381	}
382
383	$self->{path} = $path;
384
385	$self
386	}
387
388	# the name / primary key / in-game path
389	sub as_string {
390	my ($self) = @_;
391
392	$self->{user_rel} ? "~$self->{user}$self->{path}"
393	: $self->{random} ? "?random/$self->{path}"
394	: $self->{path}
395	}
396
397	# the displayed name, this is a one way mapping
398	sub visible_name {
399	my ($self) = @_;
400
401	# if (my $rmp = $self->{random}) {
402	# # todo: be more intelligent about this
403	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
404	# } else {
405	$self->as_string
406	# }
407	}
408
409	# escape the /'s in the path
410	sub _escaped_path {
411	# ∕ is U+2215
412	(my $path = $_[0]{path}) =~ s/\//∕/g;
413	$path
414	}
415
416	# the original (read-only) location
417	sub load_path {
418	my ($self) = @_;
419
420	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
421	}
422
423	# the temporary/swap location
424	sub save_path {
425	my ($self) = @_;
426
427	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
428	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
429	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
430	}
431
432	# the unique path, might be eq to save_path
433	sub uniq_path {
434	my ($self) = @_;
435
436	$self->{user_rel} || $self->{random}
437	? undef
438	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
439	}
440
441	# return random map parameters, or undef
442	sub random_map_params {
443	my ($self) = @_;
444
445	$self->{random}
446	}
447
448	# this is somewhat ugly, but style maps do need special treatment
449	sub is_style_map {
450	$_[0]{path} =~ m{^/styles/}
451	}
452
453	package cf;
454		378
455	#############################################################################	379	#############################################################################
456		380
457	=head2 ATTACHABLE OBJECTS	381	=head2 ATTACHABLE OBJECTS
458		382
…		…
584	our @CB_TYPE = (); # registry for type (cf-object class) based events	508	our @CB_TYPE = (); # registry for type (cf-object class) based events
585	our @CB_MAP = ();	509	our @CB_MAP = ();
586		510
587	my %attachment;	511	my %attachment;
588		512
		513	sub cf::attachable::thawer_merge {
		514	# simply override everything except _meta
		515	local $_[0]{_meta};
		516	%{$_[0]} = %{$_[1]};
		517	}
		518
589	sub _attach_cb($$$$) {	519	sub _attach_cb($$$$) {
590	my ($registry, $event, $prio, $cb) = @_;	520	my ($registry, $event, $prio, $cb) = @_;
591		521
592	use sort 'stable';	522	use sort 'stable';
593		523
…		…
764	# object support	694	# object support
765		695
766	sub reattach {	696	sub reattach {
767	# basically do the same as instantiate, without calling instantiate	697	# basically do the same as instantiate, without calling instantiate
768	my ($obj) = @_;	698	my ($obj) = @_;
		699
		700	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
769		701
770	my $registry = $obj->registry;	702	my $registry = $obj->registry;
771		703
772	@$registry = ();	704	@$registry = ();
773		705
…		…
844	}	776	}
845	} else {	777	} else {
846	aio_unlink $filename;	778	aio_unlink $filename;
847	aio_unlink "$filename.pst";	779	aio_unlink "$filename.pst";
848	}	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	}
849	}	787	}
850	}	788	}
851		789
852	sub object_freezer_as_string {	790	sub object_freezer_as_string {
853	my ($rdata, $objs) = @_;	791	my ($rdata, $objs) = @_;
…		…
859		797
860	sub object_thawer_load {	798	sub object_thawer_load {
861	my ($filename) = @_;	799	my ($filename) = @_;
862		800
863	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$//;
864		805
865	(aio_load $filename, $data) >= 0	806	(aio_load $filename, $data) >= 0
866	or return;	807	or return;
867		808
868	unless (aio_stat "$filename.pst") {	809	unless (aio_stat "$filename.pst") {
…		…
905	=cut	846	=cut
906		847
907	sub register_extcmd {	848	sub register_extcmd {
908	my ($name, $cb) = @_;	849	my ($name, $cb) = @_;
909		850
910	my $caller = caller;
911	#warn "registering extcmd '$name' to '$caller'";
912
913	$EXTCMD{$name} = [$cb, $caller];	851	$EXTCMD{$name} = $cb;
914	}	852	}
915		853
916	cf::player->attach (	854	cf::player->attach (
917	on_command => sub {	855	on_command => sub {
918	my ($pl, $name, $params) = @_;	856	my ($pl, $name, $params) = @_;
…		…
931		869
932	my $msg = eval { from_json $buf };	870	my $msg = eval { from_json $buf };
933		871
934	if (ref $msg) {	872	if (ref $msg) {
935	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	873	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
936	if (my %reply = $cb->[0]->($pl, $msg)) {	874	if (my %reply = $cb->($pl, $msg)) {
937	$pl->ext_reply ($msg->{msgid}, %reply);	875	$pl->ext_reply ($msg->{msgid}, %reply);
938	}	876	}
939	}	877	}
940	} else {	878	} else {
941	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	879	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
943		881
944	cf::override;	882	cf::override;
945	},	883	},
946	);	884	);
947		885
948	sub register {
949	my ($base, $pkg) = @_;
950
951	#TODO
952	}
953
954	sub load_extension {	886	sub load_extension {
955	my ($path) = @_;	887	my ($path) = @_;
956		888
957	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	889	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
958	my $base = $1;	890	my $base = $1;
959	my $pkg = $1;	891	my $pkg = $1;
960	$pkg =~ s/[^[:word:]]/_/g;	892	$pkg =~ s/[^[:word:]]/_/g;
961	$pkg = "ext::$pkg";	893	$pkg = "ext::$pkg";
962		894
963	warn "loading '$path' into '$pkg'\n";	895	warn "... loading '$path' into '$pkg'\n";
964		896
965	open my $fh, "<:utf8", $path	897	open my $fh, "<:utf8", $path
966	or die "$path: $!";	898	or die "$path: $!";
967		899
968	my $source =	900	my $source =
969	"package $pkg; use strict; use utf8;\n"	901	"package $pkg; use strict; use utf8;\n"
970	. "#line 1 \"$path\"\n{\n"	902	. "#line 1 \"$path\"\n{\n"
971	. (do { local $/; <$fh> })	903	. (do { local $/; <$fh> })
972	. "\n};\n1";	904	. "\n};\n1";
973		905
974	eval $source	906	unless (eval $source) {
975	or die $@ ? "$path: $@\n"	907	my $msg = $@ ? "$path: $@\n"
976	: "extension disabled.\n";	908	: "extension disabled.\n";
977		909	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
978	push @exts, $pkg;	910	warn $@;
979	$ext_pkg{$base} = $pkg;	911	warn "mandatory extension failed to load, exiting.\n";
980		912	exit 1;
981	# no strict 'refs';	913	}
982	# @{"$pkg\::ISA"} = ext::;	914	die $@;
983
984	register $base, $pkg;
985	}
986
987	sub unload_extension {
988	my ($pkg) = @_;
989
990	warn "removing extension $pkg\n";
991
992	# remove hooks
993	#TODO
994	# for my $idx (0 .. $#PLUGIN_EVENT) {
995	# delete $hook[$idx]{$pkg};
996	# }	915	}
997		916
998	# remove commands	917	push @EXTS, $pkg;
999	for my $name (keys %COMMAND) {
1000	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1001
1002	if (@cb) {
1003	$COMMAND{$name} = \@cb;
1004	} else {
1005	delete $COMMAND{$name};
1006	}
1007	}
1008
1009	# remove extcmds
1010	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1011	delete $EXTCMD{$name};
1012	}
1013
1014	if (my $cb = $pkg->can ("unload")) {
1015	eval {
1016	$cb->($pkg);
1017	1
1018	} or warn "$pkg unloaded, but with errors: $@";
1019	}
1020
1021	Symbol::delete_package $pkg;
1022	}	918	}
1023		919
1024	sub load_extensions {	920	sub load_extensions {
1025	for my $ext (<$LIBDIR/*.ext>) {	921	for my $ext (<$LIBDIR/*.ext>) {
1026	next unless -r $ext;	922	next unless -r $ext;
…		…
1030	} or warn "$ext not loaded: $@";	926	} or warn "$ext not loaded: $@";
1031	}	927	}
1032	}	928	}
1033		929
1034	#############################################################################	930	#############################################################################
1035	# load/save/clean perl data associated with a map
1036
1037	*cf::mapsupport::on_clean = sub {
1038	my ($map) = @_;
1039
1040	my $path = $map->tmpname;
1041	defined $path or return;
1042
1043	unlink "$path.pst";
1044	};
1045
1046	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1047
1048	#############################################################################
1049	# load/save perl data associated with player->ob objects
1050
1051	sub all_objects(@) {
1052	@_, map all_objects ($_->inv), @_
1053	}
1054
1055	# TODO: compatibility cruft, remove when no longer needed
1056	cf::player->attach (
1057	on_load => sub {
1058	my ($pl, $path) = @_;
1059
1060	for my $o (all_objects $pl->ob) {
1061	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1062	$o->set_ob_key_value ("_perl_data");
1063
1064	%$o = %{ Storable::thaw pack "H*", $value };
1065	}
1066	}
1067	},
1068	);
1069
1070	#############################################################################
1071		931
1072	=head2 CORE EXTENSIONS	932	=head2 CORE EXTENSIONS
1073		933
1074	Functions and methods that extend core crossfire objects.	934	Functions and methods that extend core crossfire objects.
1075		935
		936	=cut
		937
		938	package cf::player;
		939
		940	use Coro::AIO;
		941
1076	=head3 cf::player	942	=head3 cf::player
1077		943
1078	=over 4	944	=over 4
1079		945
1080	=item cf::player::exists $login	946	=item cf::player::find $login
1081		947
1082	Returns true when the given account exists.	948	Returns the given player object, loading it if necessary (might block).
1083		949
1084	=cut	950	=cut
1085		951
1086	sub cf::player::exists($) {	952	sub playerdir($) {
1087	cf::player::find $_[0]	953	cf::localdir
1088	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
1089	}	1098	}
1090		1099
1091	=item $player->ext_reply ($msgid, $msgtype, %msg)	1100	=item $player->ext_reply ($msgid, $msgtype, %msg)
1092		1101
1093	Sends an ext reply to the player.	1102	Sends an ext reply to the player.
1094		1103
1095	=cut	1104	=cut
1096		1105
1097	sub cf::player::ext_reply($$$%) {	1106	sub ext_reply($$$%) {
1098	my ($self, $id, %msg) = @_;	1107	my ($self, $id, %msg) = @_;
1099		1108
1100	$msg{msgid} = $id;	1109	$msg{msgid} = $id;
1101		1110
1102	$self->send ("ext " . to_json \%msg);	1111	$self->send ("ext " . cf::to_json \%msg);
1103	}	1112	}
		1113
		1114	package cf;
1104		1115
1105	=back	1116	=back
1106		1117
1107		1118
1108	=head3 cf::map	1119	=head3 cf::map
…		…
1114	package cf::map;	1125	package cf::map;
1115		1126
1116	use Fcntl;	1127	use Fcntl;
1117	use Coro::AIO;	1128	use Coro::AIO;
1118		1129
		1130	use overload
		1131	'""' => \&as_string,
		1132	fallback => 1;
		1133
1119	our $MAX_RESET = 3600;	1134	our $MAX_RESET = 3600;
1120	our $DEFAULT_RESET = 3000;	1135	our $DEFAULT_RESET = 3000;
1121		1136
1122	sub generate_random_map {	1137	sub generate_random_map {
1123	my ($path, $rmp) = @_;	1138	my ($self, $rmp) = @_;
1124
1125	# mit "rum" bekleckern, nicht	1139	# mit "rum" bekleckern, nicht
1126	cf::map::_create_random_map	1140	$self->_create_random_map (
1127	$path,
1128	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1141	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1129	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1142	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1130	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1143	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1131	$rmp->{exit_on_final_map},	1144	$rmp->{exit_on_final_map},
1132	$rmp->{xsize}, $rmp->{ysize},	1145	$rmp->{xsize}, $rmp->{ysize},
1133	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1146	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1134	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1147	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1135	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1148	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1136	$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},
1137	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1150	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1138	(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
1139	}	1282	}
1140		1283
1141	# and all this just because we cannot iterate over	1284	# and all this just because we cannot iterate over
1142	# all maps in C++...	1285	# all maps in C++...
1143	sub change_all_map_light {	1286	sub change_all_map_light {
…		…
1145		1288
1146	$_->change_map_light ($change)	1289	$_->change_map_light ($change)
1147	for grep $_->outdoor, values %cf::MAP;	1290	for grep $_->outdoor, values %cf::MAP;
1148	}	1291	}
1149		1292
		1293	sub unlink_save {
		1294	my ($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
1150	sub try_load_header($) {	1306	sub load_header_from($) {
1151	my ($path) = @_;	1307	my ($self, $path) = @_;
1152		1308
1153	utf8::encode $path;	1309	utf8::encode $path;
1154	aio_open $path, O_RDONLY, 0	1310	#aio_open $path, O_RDONLY, 0
		1311	# or return;
		1312
		1313	$self->_load_header ($path)
1155	or return;	1314	or return;
1156		1315
1157	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
1158	or return;	1359	or return;
		1360	$self->prepare_orig;
		1361	}
1159		1362
1160	# for better error messages only, will be overwritten	1363	1
1161	$map->path ($path);
1162
1163	$map->load_header ($path)
1164	or return;
1165
1166	$map->{load_path} = $path;
1167
1168	$map
1169	}	1364	}
1170		1365
1171	sub find;	1366	sub find;
1172	sub find {	1367	sub find {
1173	my ($path, $origin) = @_;	1368	my ($path, $origin) = @_;
1174		1369
1175	#warn "find<$path,$origin>\n";#d#
1176
1177	$path = new cf::path $path, $origin && $origin->path;	1370	$path = normalise $path, $origin && $origin->path;
1178	my $key = $path->as_string;
1179		1371
1180	cf::lock_wait "map_find:$key";	1372	cf::lock_wait "map_find:$path";
1181		1373
1182	$cf::MAP{$key} || do {	1374	$cf::MAP{$path} || do {
1183	my $guard = cf::lock_acquire "map_find:$key";	1375	my $guard = cf::lock_acquire "map_find:$path";
1184		1376	my $map = new_from_path cf::map $path
1185	# do it the slow way
1186	my $map = try_load_header $path->save_path;
1187
1188	Coro::cede;
1189
1190	if ($map) {
1191	$map->last_access ((delete $map->{last_access})
1192	|| $cf::RUNTIME); #d#
1193	# safety
1194	$map->{instantiate_time} = $cf::RUNTIME
1195	if $map->{instantiate_time} > $cf::RUNTIME;
1196	} else {
1197	if (my $rmp = $path->random_map_params) {
1198	$map = generate_random_map $key, $rmp;
1199	} else {
1200	$map = try_load_header $path->load_path;
1201	}
1202
1203	$map or return;	1377	or return;
1204		1378
1205	$map->{load_original} = 1;
1206	$map->{instantiate_time} = $cf::RUNTIME;
1207	$map->last_access ($cf::RUNTIME);
1208	$map->instantiate;
1209
1210	# per-player maps become, after loading, normal maps
1211	$map->per_player (0) if $path->{user_rel};
1212	}
1213
1214	$map->path ($key);
1215	$map->{path} = $path;
1216	$map->{last_save} = $cf::RUNTIME;	1379	$map->{last_save} = $cf::RUNTIME;
1217		1380
1218	Coro::cede;	1381	$map->load_header
		1382	or return;
1219		1383
1220	if ($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;
1221	$map->reset;	1387	$map->reset;
1222	undef $guard;	1388	undef $guard;
1223	$map = find $path	1389	return find $path;
1224	or return;
1225	}	1390	}
1226		1391
1227	$cf::MAP{$key} = $map	1392	$cf::MAP{$path} = $map
1228	}	1393	}
1229	}	1394	}
		1395
		1396	sub pre_load { }
		1397	sub post_load { }
1230		1398
1231	sub load {	1399	sub load {
1232	my ($self) = @_;	1400	my ($self) = @_;
1233		1401
		1402	local $self->{deny_reset} = 1; # loading can take a long time
		1403
1234	my $path = $self->{path};	1404	my $path = $self->{path};
1235	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1405	my $guard = cf::lock_acquire "map_load:$path";
1236		1406
1237	return if $self->in_memory != cf::MAP_SWAPPED;	1407	return if $self->in_memory != cf::MAP_SWAPPED;
1238		1408
1239	$self->in_memory (cf::MAP_LOADING);	1409	$self->in_memory (cf::MAP_LOADING);
1240		1410
1241	$self->alloc;	1411	$self->alloc;
		1412
		1413	$self->pre_load;
		1414
1242	$self->load_objects ($self->{load_path}, 1)	1415	$self->_load_objects ($self->{load_path}, 1)
1243	or return;	1416	or return;
1244		1417
1245	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1418	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1246	if delete $self->{load_original};	1419	if delete $self->{load_original};
1247		1420
1248	if (my $uniq = $path->uniq_path) {	1421	if (my $uniq = $self->uniq_path) {
1249	utf8::encode $uniq;	1422	utf8::encode $uniq;
1250	if (aio_open $uniq, O_RDONLY, 0) {	1423	if (aio_open $uniq, O_RDONLY, 0) {
1251	$self->clear_unique_items;	1424	$self->clear_unique_items;
1252	$self->load_objects ($uniq, 0);	1425	$self->_load_objects ($uniq, 0);
1253	}	1426	}
1254	}	1427	}
1255		1428
1256	Coro::cede;	1429	Coro::cede;
1257		1430
1258	# now do the right thing for maps	1431	# now do the right thing for maps
1259	$self->link_multipart_objects;	1432	$self->link_multipart_objects;
1260		1433
1261	if ($self->{path}->is_style_map) {	1434	unless ($self->{deny_activate}) {
1262	$self->{deny_save} = 1;	1435	$self->decay_objects;
1263	$self->{deny_reset} = 1;
1264	} else {
1265	$self->fix_auto_apply;	1436	$self->fix_auto_apply;
1266	$self->decay_objects;
1267	$self->update_buttons;	1437	$self->update_buttons;
		1438	Coro::cede;
1268	$self->set_darkness_map;	1439	$self->set_darkness_map;
1269	$self->difficulty ($self->estimate_difficulty)	1440	$self->difficulty ($self->estimate_difficulty)
1270	unless $self->difficulty;	1441	unless $self->difficulty;
		1442	Coro::cede;
1271	$self->activate;	1443	$self->activate;
1272	}	1444	}
1273		1445
1274	Coro::cede;	1446	$self->post_load;
1275		1447
1276	$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	$neigh->load;
		1481	}
1277	}	1482	}
1278		1483
1279	sub find_sync {	1484	sub find_sync {
1280	my ($path, $origin) = @_;	1485	my ($path, $origin) = @_;
1281		1486
1282	cf::sync_job { cf::map::find $path, $origin }	1487	cf::sync_job { find $path, $origin }
1283	}	1488	}
1284		1489
1285	sub do_load_sync {	1490	sub do_load_sync {
1286	my ($map) = @_;	1491	my ($map) = @_;
1287		1492
1288	cf::sync_job { $map->load };	1493	cf::sync_job { $map->load };
1289	}	1494	}
1290		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	$MAP_PREFETCHER->prio (6);
		1522
		1523	()
		1524	}
		1525
1291	sub save {	1526	sub save {
1292	my ($self) = @_;	1527	my ($self) = @_;
1293		1528
1294	my $lock = cf::lock_acquire "map_data:" . $self->path;	1529	my $lock = cf::lock_acquire "map_data:" . $self->path;
1295		1530
1296	$self->{last_save} = $cf::RUNTIME;	1531	$self->{last_save} = $cf::RUNTIME;
1297		1532
1298	return unless $self->dirty;	1533	return unless $self->dirty;
1299		1534
1300	my $save = $self->{path}->save_path; utf8::encode $save;	1535	my $save = $self->save_path; utf8::encode $save;
1301	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1536	my $uniq = $self->uniq_path; utf8::encode $uniq;
1302		1537
1303	$self->{load_path} = $save;	1538	$self->{load_path} = $save;
1304		1539
1305	return if $self->{deny_save};	1540	return if $self->{deny_save};
1306		1541
1307	local $self->{last_access} = $self->last_access;#d#	1542	local $self->{last_access} = $self->last_access;#d#
1308		1543
		1544	cf::async {
		1545	$_->contr->save for $self->players;
		1546	};
		1547
1309	if ($uniq) {	1548	if ($uniq) {
1310	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1549	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1311	$self->save_objects ($uniq, cf::IO_UNIQUES);	1550	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1312	} else {	1551	} else {
1313	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1552	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1314	}	1553	}
1315	}	1554	}
1316		1555
1317	sub swap_out {	1556	sub swap_out {
1318	my ($self) = @_;	1557	my ($self) = @_;
…		…
1332		1571
1333	sub reset_at {	1572	sub reset_at {
1334	my ($self) = @_;	1573	my ($self) = @_;
1335		1574
1336	# TODO: safety, remove and allow resettable per-player maps	1575	# TODO: safety, remove and allow resettable per-player maps
1337	return 1e99 if $self->{path}{user_rel};	1576	return 1e99 if $self->isa ("ext::map_per_player");#d#
1338	return 1e99 if $self->{deny_reset};	1577	return 1e99 if $self->{deny_reset};
1339		1578
1340	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1579	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1341	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1580	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1342		1581
…		…
1347	my ($self) = @_;	1586	my ($self) = @_;
1348		1587
1349	$self->reset_at <= $cf::RUNTIME	1588	$self->reset_at <= $cf::RUNTIME
1350	}	1589	}
1351		1590
1352	sub unlink_save {
1353	my ($self) = @_;
1354
1355	utf8::encode (my $save = $self->{path}->save_path);
1356	aioreq_pri 3; IO::AIO::aio_unlink $save;
1357	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1358	}
1359
1360	sub rename {
1361	my ($self, $new_path) = @_;
1362
1363	$self->unlink_save;
1364
1365	delete $cf::MAP{$self->path};
1366	$self->{path} = new cf::path $new_path;
1367	$self->path ($self->{path}->as_string);
1368	$cf::MAP{$self->path} = $self;
1369
1370	$self->save;
1371	}
1372
1373	sub reset {	1591	sub reset {
1374	my ($self) = @_;	1592	my ($self) = @_;
1375		1593
1376	my $lock = cf::lock_acquire "map_data:" . $self->path;	1594	my $lock = cf::lock_acquire "map_data:$self->{path}";
1377		1595
1378	return if $self->players;	1596	return if $self->players;
1379	return if $self->{path}{user_rel};#d#	1597	return if $self->isa ("ext::map_per_player");#d#
1380		1598
1381	warn "resetting map ", $self->path;#d#	1599	warn "resetting map ", $self->path;#d#
1382		1600
1383	delete $cf::MAP{$self->path};	1601	delete $cf::MAP{$self->path};
		1602
		1603	$self->in_memory (cf::MAP_SWAPPED);
		1604	$self->clear;
1384		1605
1385	$_->clear_links_to ($self) for values %cf::MAP;	1606	$_->clear_links_to ($self) for values %cf::MAP;
1386		1607
1387	$self->unlink_save;	1608	$self->unlink_save;
1388	$self->destroy;	1609	$self->destroy;
…		…
1391	my $nuke_counter = "aaaa";	1612	my $nuke_counter = "aaaa";
1392		1613
1393	sub nuke {	1614	sub nuke {
1394	my ($self) = @_;	1615	my ($self) = @_;
1395		1616
		1617	delete $cf::MAP{$self->path};
		1618
		1619	$self->unlink_save;
		1620
		1621	bless $self, "cf::map";
		1622	delete $self->{deny_reset};
1396	$self->{deny_save} = 1;	1623	$self->{deny_save} = 1;
1397	$self->reset_timeout (1);	1624	$self->reset_timeout (1);
1398	$self->rename ("{nuke}/" . ($nuke_counter++));	1625	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1626
		1627	$cf::MAP{$self->path} = $self;
		1628
1399	$self->reset; # polite request, might not happen	1629	$self->reset; # polite request, might not happen
1400	}	1630	}
1401		1631
1402	sub customise_for {	1632	=item cf::map::unique_maps
1403	my ($map, $ob) = @_;
1404		1633
1405	if ($map->per_player) {	1634	Returns an arrayref of paths of all shared maps that have
1406	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1635	instantiated unique items. May block.
1407	}
1408		1636
1409	$map	1637	=cut
1410	}
1411		1638
1412	sub emergency_save {	1639	sub unique_maps() {
1413	my $freeze_guard = cf::freeze_mainloop;	1640	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1641	or return;
1414		1642
1415	warn "enter emergency map save\n";	1643	my @paths;
1416		1644
1417	cf::sync_job {	1645	for (@$files) {
1418	warn "begin emergency map save\n";	1646	utf8::decode $_;
1419	$_->save for values %cf::MAP;	1647	next if /\.pst$/;
		1648	next unless /^$PATH_SEP/o;
		1649
		1650	push @paths, cf::map::normalise $_;
1420	};	1651	}
1421		1652
1422	warn "end emergency map save\n";	1653	\@paths
1423	}	1654	}
1424		1655
1425	package cf;	1656	package cf;
1426		1657
1427	=back	1658	=back
1428		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
1429		1686
1430	=head3 cf::object::player	1687	=head3 cf::object::player
1431		1688
1432	=over 4	1689	=over 4
1433		1690
…		…
1473		1730
1474	=item $player_object->enter_link	1731	=item $player_object->enter_link
1475		1732
1476	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}>).
1477		1734
1478	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
1479	I<MUST> call C<leave_link> as soon as possible, though.	1736	I<MUST> call C<leave_link> as soon as possible, though.
1480		1737
		1738	Will never block.
		1739
1481	=item $player_object->leave_link ($map, $x, $y)	1740	=item $player_object->leave_link ($map, $x, $y)
1482		1741
1483	Moves the player out of the specila link map onto the given map. If the	1742	Moves the player out of the special C<{link}> map onto the specified
1484	map is not valid (or omitted), the player will be moved back to the	1743	map. If the map is not valid (or omitted), the player will be moved back
1485	location he/she was before the call to C<enter_link>, or, if that fails,	1744	to the location he/she was before the call to C<enter_link>, or, if that
1486	to the emergency map position.	1745	fails, to the emergency map position.
1487		1746
1488	Might block.	1747	Might block.
1489		1748
1490	=cut	1749	=cut
		1750
		1751	sub link_map {
		1752	unless ($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	$LINK_MAP
		1759	}
1491		1760
1492	sub cf::object::player::enter_link {	1761	sub cf::object::player::enter_link {
1493	my ($self) = @_;	1762	my ($self) = @_;
1494		1763
1495	$self->deactivate_recursive;	1764	$self->deactivate_recursive;
1496		1765
1497	return if $self->map == $LINK_MAP;	1766	return if UNIVERSAL::isa $self->map, "ext::map_link";
1498		1767
1499	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1768	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1500	if $self->map;	1769	if $self->map;
1501		1770
1502	$self->enter_map ($LINK_MAP, 20, 20);	1771	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1503	}	1772	}
1504		1773
1505	sub cf::object::player::leave_link {	1774	sub cf::object::player::leave_link {
1506	my ($self, $map, $x, $y) = @_;	1775	my ($self, $map, $x, $y) = @_;
1507		1776
…		…
1525	# use -1 or undef as default coordinates, not 0, 0	1794	# use -1 or undef as default coordinates, not 0, 0
1526	($x, $y) = ($map->enter_x, $map->enter_y)	1795	($x, $y) = ($map->enter_x, $map->enter_y)
1527	if $x <=0 && $y <= 0;	1796	if $x <=0 && $y <= 0;
1528		1797
1529	$map->load;	1798	$map->load;
		1799	$map->load_diag;
1530		1800
		1801	return unless $self->contr->active;
1531	$self->activate_recursive;	1802	$self->activate_recursive;
1532	$self->enter_map ($map, $x, $y);	1803	$self->enter_map ($map, $x, $y);
1533	}	1804	}
1534		1805
1535	cf::player->attach (	1806	cf::player->attach (
…		…
1547	my ($pl) = @_;	1818	my ($pl) = @_;
1548		1819
1549	# try to abort aborted map switching on player login :)	1820	# try to abort aborted map switching on player login :)
1550	# should happen only on crashes	1821	# should happen only on crashes
1551	if ($pl->ob->{_link_pos}) {	1822	if ($pl->ob->{_link_pos}) {
1552
1553	$pl->ob->enter_link;	1823	$pl->ob->enter_link;
1554	(async {	1824	(async {
1555	# 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
1556	# 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
1557	$pl->ob->reply (undef,	1827	$pl->ob->reply (undef,
…		…
1573	my ($self, $path, $x, $y) = @_;	1843	my ($self, $path, $x, $y) = @_;
1574		1844
1575	$self->enter_link;	1845	$self->enter_link;
1576		1846
1577	(async {	1847	(async {
1578	$path = new cf::path $path;	1848	my $map = eval {
1579
1580	my $map = cf::map::find $path->as_string;	1849	my $map = cf::map::find $path;
1581	$map = $map->customise_for ($self) if $map;	1850	$map = $map->customise_for ($self) if $map;
1582		1851	$map
1583	# warn "entering ", $map->path, " at ($x, $y)\n"	1852	} or
1584	# if $map;
1585
1586	$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);
1587		1854
1588	$self->leave_link ($map, $x, $y);	1855	$self->leave_link ($map, $x, $y);
1589	})->prio (1);	1856	})->prio (1);
1590	}	1857	}
1591		1858
…		…
1595		1862
1596	sub parse_random_map_params {	1863	sub parse_random_map_params {
1597	my ($spec) = @_;	1864	my ($spec) = @_;
1598		1865
1599	my $rmp = { # defaults	1866	my $rmp = { # defaults
1600	xsize => 10,	1867	xsize => (cf::rndm 15, 40),
1601	ysize => 10,	1868	ysize => (cf::rndm 15, 40),
		1869	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1870	#layout => string,
1602	};	1871	};
1603		1872
1604	for (split /\n/, $spec) {	1873	for (split /\n/, $spec) {
1605	my ($k, $v) = split /\s+/, $_, 2;	1874	my ($k, $v) = split /\s+/, $_, 2;
1606		1875
…		…
1610	$rmp	1879	$rmp
1611	}	1880	}
1612		1881
1613	sub prepare_random_map {	1882	sub prepare_random_map {
1614	my ($exit) = @_;	1883	my ($exit) = @_;
		1884
		1885	my $guard = cf::lock_acquire "exit_prepare:$exit";
1615		1886
1616	# all this does is basically replace the /! path by	1887	# all this does is basically replace the /! path by
1617	# a new random map path (?random/...) with a seed	1888	# a new random map path (?random/...) with a seed
1618	# that depends on the exit object	1889	# that depends on the exit object
1619		1890
1620	my $rmp = parse_random_map_params $exit->msg;	1891	my $rmp = parse_random_map_params $exit->msg;
1621		1892
1622	if ($exit->map) {	1893	if ($exit->map) {
1623	$rmp->{region} = $exit->map->region_name;	1894	$rmp->{region} = $exit->region->name;
1624	$rmp->{origin_map} = $exit->map->path;	1895	$rmp->{origin_map} = $exit->map->path;
1625	$rmp->{origin_x} = $exit->x;	1896	$rmp->{origin_x} = $exit->x;
1626	$rmp->{origin_y} = $exit->y;	1897	$rmp->{origin_y} = $exit->y;
1627	}	1898	}
1628		1899
1629	$rmp->{random_seed} ||= $exit->random_seed;	1900	$rmp->{random_seed} ||= $exit->random_seed;
1630		1901
1631	my $data = cf::to_json $rmp;	1902	my $data = cf::to_json $rmp;
1632	my $md5 = Digest::MD5::md5_hex $data;	1903	my $md5 = Digest::MD5::md5_hex $data;
		1904	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1633		1905
1634	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) {
1635	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;
1636		1910
1637	$exit->slaying ("?random/$md5");	1911	$exit->slaying ("?random/$md5");
1638	$exit->msg (undef);	1912	$exit->msg (undef);
1639	}	1913	}
1640	}	1914	}
1641		1915
1642	sub cf::object::player::enter_exit {	1916	sub cf::object::player::enter_exit {
1643	my ($self, $exit) = @_;	1917	my ($self, $exit) = @_;
1644		1918
1645	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;
1646		1929
1647	$self->enter_link;	1930	$self->enter_link;
1648		1931
1649	(async {	1932	(async {
1650	$self->deactivate_recursive; # just to be sure	1933	$self->deactivate_recursive; # just to be sure
1651	unless (eval {	1934	unless (eval {
1652	prepare_random_map $exit	1935	$self->goto ($slaying, $hp, $sp);
1653	if $exit->slaying eq "/!";
1654
1655	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1656	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1657		1936
1658	1;	1937	1;
1659	}) {	1938	}) {
1660	$self->message ("Something went wrong deep within the crossfire server. "	1939	$self->message ("Something went wrong deep within the crossfire server. "
1661	. "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. "
1662	. "Please report this to the dungeon master",	1941	. "Please report this to the dungeon master!",
1663	cf::NDI_UNIQUE | cf::NDI_RED);	1942	cf::NDI_UNIQUE | cf::NDI_RED);
1664		1943
1665	warn "ERROR in enter_exit: $@";	1944	warn "ERROR in enter_exit: $@";
1666	$self->leave_link;	1945	$self->leave_link;
1667	}	1946	}
…		…
1950	sub db_sync() {	2229	sub db_sync() {
1951	db_save if $dirty;	2230	db_save if $dirty;
1952	undef $dirty;	2231	undef $dirty;
1953	}	2232	}
1954		2233
1955	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2234	my $idle = Event->idle (
1956	db_sync;	2235	reentrant => 0,
		2236	min => 10,
		2237	max => 20,
		2238	repeat => 0,
		2239	data => WF_AUTOCANCEL,
		2240	cb => \&db_sync,
1957	});	2241	);
1958		2242
1959	sub db_dirty() {	2243	sub db_dirty() {
1960	$dirty = 1;	2244	$dirty = 1;
1961	$idle->start;	2245	$idle->start;
1962	}	2246	}
…		…
1999	$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};
2000	$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};
2001		2285
2002	if (exists $CFG{mlockall}) {	2286	if (exists $CFG{mlockall}) {
2003	eval {	2287	eval {
2004	$CFG{mlockall} ? &mlockall : &munlockall	2288	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2005	and die "WARNING: m(un)lockall failed: $!\n";	2289	and die "WARNING: m(un)lockall failed: $!\n";
2006	};	2290	};
2007	warn $@ if $@;	2291	warn $@ if $@;
2008	}	2292	}
2009	}	2293	}
2010		2294
2011	sub main {	2295	sub main {
2012	# we must not ever block the main coroutine	2296	# we must not ever block the main coroutine
2013	local $Coro::idle = sub {	2297	local $Coro::idle = sub {
2014	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 {
2015	async { Event::one_event };	2300	Event::one_event;
		2301	})->prio (Coro::PRIO_MAX);
2016	};	2302	};
2017		2303
2018	cfg_load;	2304	cfg_load;
2019	db_load;	2305	db_load;
2020	load_extensions;	2306	load_extensions;
		2307
		2308	$TICK_WATCHER->start;
2021	Event::loop;	2309	Event::loop;
2022	}	2310	}
2023		2311
2024	#############################################################################	2312	#############################################################################
2025	# 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	$map->save;
		2352	}
		2353	warn "end emergency map save\n";
		2354	};
		2355
		2356	warn "leave emergency perl save\n";
		2357	}
2026		2358
2027	sub reload() {	2359	sub reload() {
2028	# can/must only be called in main	2360	# can/must only be called in main
2029	if ($Coro::current != $Coro::main) {	2361	if ($Coro::current != $Coro::main) {
2030	warn "can only reload from main coroutine\n";	2362	warn "can only reload from main coroutine";
2031	return;	2363	return;
2032	}	2364	}
2033		2365
2034	warn "reloading...";	2366	warn "reloading...";
2035		2367
2036	my $guard = freeze_mainloop;	2368	warn "cancelling server ticker";
		2369	$TICK_WATCHER->cancel;
		2370
2037	cf::emergency_save;	2371	cf::emergency_save;
2038		2372
2039	eval {	2373	eval {
2040	# 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
2041		2375
2042	# cancel all watchers	2376	warn "syncing database to disk";
		2377	cf::db_sync;
		2378
		2379	warn "cancelling all WF_AUTOCANCEL watchers";
2043	for (Event::all_watchers) {	2380	for (Event::all_watchers) {
2044	$_->cancel if $_->data & WF_AUTOCANCEL;	2381	$_->cancel if $_->data & WF_AUTOCANCEL;
2045	}	2382	}
2046		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
2047	# cancel all extension coros	2392	warn "cancelling all extension coros";
2048	$_->cancel for values %EXT_CORO;	2393	$_->cancel for values %EXT_CORO;
2049	%EXT_CORO = ();	2394	%EXT_CORO = ();
2050		2395
2051	# unload all extensions	2396	warn "removing commands";
2052	for (@exts) {	2397	%COMMAND = ();
		2398
		2399	warn "removing ext commands";
		2400	%EXTCMD = ();
		2401
		2402	warn "unloading/nuking all extensions";
		2403	for my $pkg (@EXTS) {
2053	warn "unloading <$_>";	2404	warn "... unloading $pkg";
2054	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: $@";
2055	}	2411	}
2056		2412
		2413	warn "... nuking $pkg";
		2414	Symbol::delete_package $pkg;
		2415	}
		2416
2057	# unload all modules loaded from $LIBDIR	2417	warn "unloading all perl modules loaded from $LIBDIR";
2058	while (my ($k, $v) = each %INC) {	2418	while (my ($k, $v) = each %INC) {
2059	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2419	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2060		2420
2061	warn "removing <$k>";	2421	warn "... unloading $k";
2062	delete $INC{$k};	2422	delete $INC{$k};
2063		2423
2064	$k =~ s/\.pm$//;	2424	$k =~ s/\.pm$//;
2065	$k =~ s/\//::/g;	2425	$k =~ s/\//::/g;
2066		2426
…		…
2069	}	2429	}
2070		2430
2071	Symbol::delete_package $k;	2431	Symbol::delete_package $k;
2072	}	2432	}
2073		2433
2074	# sync database to disk
2075	cf::db_sync;
2076	IO::AIO::flush;
2077
2078	# get rid of safe::, as good as possible	2434	warn "getting rid of safe::, as good as possible";
2079	Symbol::delete_package "safe::$_"	2435	Symbol::delete_package "safe::$_"
2080	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);
2081		2437
2082	# remove register_script_function callbacks
2083	# TODO
2084
2085	# unload cf.pm "a bit"	2438	warn "unloading cf.pm \"a bit\"";
2086	delete $INC{"cf.pm"};	2439	delete $INC{"cf.pm"};
2087		2440
2088	# don't, removes xs symbols, too,	2441	# don't, removes xs symbols, too,
2089	# and global variables created in xs	2442	# and global variables created in xs
2090	#Symbol::delete_package __PACKAGE__;	2443	#Symbol::delete_package __PACKAGE__;
2091		2444
2092	# reload cf.pm	2445	warn "unload completed, starting to reload now";
		2446
2093	warn "reloading cf.pm";	2447	warn "reloading cf.pm";
2094	require cf;	2448	require cf;
2095	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2096		2450
2097	# load config and database again	2451	warn "loading config and database again";
2098	cf::cfg_load;	2452	cf::cfg_load;
2099	cf::db_load;	2453	cf::db_load;
2100		2454
2101	# load extensions
2102	warn "load extensions";	2455	warn "loading extensions";
2103	cf::load_extensions;	2456	cf::load_extensions;
2104		2457
2105	# reattach attachments to objects	2458	warn "reattaching attachments to objects/players";
2106	warn "reattach";
2107	_global_reattach;	2459	_global_reattach;
		2460	warn "reattaching attachments to maps";
		2461	reattach $_ for values %MAP;
		2462
		2463	warn "restarting server ticker";
		2464
		2465	$TICK_WATCHER->start;
2108	};	2466	};
2109		2467
2110	if ($@) {	2468	if ($@) {
2111	warn $@;	2469	warn $@;
2112	warn "error while reloading, exiting.";	2470	warn "error while reloading, exiting.";
2113	exit 1;	2471	exit 1;
2114	}	2472	}
2115		2473
2116	warn "reloaded successfully";	2474	warn "reloaded";
2117	};	2475	};
2118		2476
2119	#############################################################################	2477	our $RELOAD_WATCHER; # used only during reload
2120
2121	unless ($LINK_MAP) {
2122	$LINK_MAP = cf::map::new;
2123
2124	$LINK_MAP->width (41);
2125	$LINK_MAP->height (41);
2126	$LINK_MAP->alloc;
2127	$LINK_MAP->path ("{link}");
2128	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2129	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2130
2131	# dirty hack because... archetypes are not yet loaded
2132	Event->timer (
2133	after => 10,
2134	cb => sub {
2135	$_[0]->w->cancel;
2136
2137	# provide some exits "home"
2138	my $exit = cf::object::new "exit";
2139
2140	$exit->slaying ($EMERGENCY_POSITION->[0]);
2141	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2142	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2143
2144	$LINK_MAP->insert ($exit->clone, 19, 19);
2145	$LINK_MAP->insert ($exit->clone, 19, 20);
2146	$LINK_MAP->insert ($exit->clone, 19, 21);
2147	$LINK_MAP->insert ($exit->clone, 20, 19);
2148	$LINK_MAP->insert ($exit->clone, 20, 21);
2149	$LINK_MAP->insert ($exit->clone, 21, 19);
2150	$LINK_MAP->insert ($exit->clone, 21, 20);
2151	$LINK_MAP->insert ($exit->clone, 21, 21);
2152
2153	$exit->destroy;
2154	});
2155
2156	$LINK_MAP->{deny_save} = 1;
2157	$LINK_MAP->{deny_reset} = 1;
2158
2159	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2160	}
2161
2162	register "<global>", __PACKAGE__;
2163		2478
2164	register_command "reload" => sub {	2479	register_command "reload" => sub {
2165	my ($who, $arg) = @_;	2480	my ($who, $arg) = @_;
2166		2481
2167	if ($who->flag (FLAG_WIZ)) {	2482	if ($who->flag (FLAG_WIZ)) {
2168	$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 {
2169	reload;	2493	reload;
2170	$who->message ("end of reload.");	2494	undef $RELOAD_WATCHER;
		2495	},
		2496	);
2171	}	2497	}
2172	};	2498	};
2173		2499
2174	unshift @INC, $LIBDIR;	2500	unshift @INC, $LIBDIR;
		2501
		2502	my $bug_warning = 0;
2175		2503
2176	$TICK_WATCHER = Event->timer (	2504	$TICK_WATCHER = Event->timer (
2177	reentrant => 0,	2505	reentrant => 0,
		2506	parked => 1,
2178	prio => 0,	2507	prio => 0,
2179	at => $NEXT_TICK || $TICK,	2508	at => $NEXT_TICK || $TICK,
2180	data => WF_AUTOCANCEL,	2509	data => WF_AUTOCANCEL,
2181	cb => sub {	2510	cb => sub {
		2511	if ($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
2182	cf::server_tick; # one server iteration	2519	cf::server_tick; # one server iteration
2183	$RUNTIME += $TICK;	2520	$RUNTIME += $TICK;
2184	$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#
2185		2531
2186	# 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
2187	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2533	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2188		2534
2189	$TICK_WATCHER->at ($NEXT_TICK);	2535	$TICK_WATCHER->at ($NEXT_TICK);
2190	$TICK_WATCHER->start;	2536	$TICK_WATCHER->start;
2191	},	2537	},
2192	);	2538	);
2193		2539
2194	IO::AIO::max_poll_time $TICK * 0.2;	2540	IO::AIO::max_poll_time $TICK * 0.1;
2195		2541
2196	Event->io (	2542	undef $Coro::AIO::WATCHER;
		2543	$AIO_POLL_WATCHER = Event->io (
		2544	reentrant => 0,
2197	fd => IO::AIO::poll_fileno,	2545	fd => IO::AIO::poll_fileno,
2198	poll => 'r',	2546	poll => 'r',
2199	prio => 5,	2547	prio => 6,
2200	data => WF_AUTOCANCEL,	2548	data => WF_AUTOCANCEL,
2201	cb => \&IO::AIO::poll_cb,	2549	cb => \&IO::AIO::poll_cb,
2202	);	2550	);
2203		2551
2204	Event->timer (	2552	$WRITE_RUNTIME_WATCHER = Event->timer (
		2553	reentrant => 0,
2205	data => WF_AUTOCANCEL,	2554	data => WF_AUTOCANCEL,
2206	after => 0,	2555	after => 1,
2207	interval => 10,	2556	interval => 10,
2208	cb => sub {	2557	prio => 6, # keep it lowest so it acts like a watchdog
2209	(Coro::unblock_sub {	2558	cb => Coro::unblock_sub {
2210	write_runtime	2559	write_runtime
2211	or warn "ERROR: unable to write runtime file: $!";	2560	or warn "ERROR: unable to write runtime file: $!";
2212	})->();
2213	},	2561	},
2214	);	2562	);
2215		2563
2216	END { cf::emergency_save }	2564	END { cf::emergency_save }
2217		2565

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