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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 1.202 by root, Mon Jan 29 20:16:28 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	$pl = ref $pl ? $pl->ob->name : $pl;
		1085
		1086	my $files = aio_readdir playerdir $pl
		1087	or return;
		1088
		1089	my @paths;
		1090
		1091	for (@$files) {
		1092	utf8::decode $_;
		1093	next if /\.(?:pl|pst)$/;
		1094	next unless /^$PATH_SEP/o;
		1095
		1096	push @paths, cf::map::normalise "~$pl/$_";
		1097	}
		1098
		1099	\@paths
1089	}	1100	}
1090		1101
1091	=item $player->ext_reply ($msgid, $msgtype, %msg)	1102	=item $player->ext_reply ($msgid, $msgtype, %msg)
1092		1103
1093	Sends an ext reply to the player.	1104	Sends an ext reply to the player.
1094		1105
1095	=cut	1106	=cut
1096		1107
1097	sub cf::player::ext_reply($$$%) {	1108	sub ext_reply($$$%) {
1098	my ($self, $id, %msg) = @_;	1109	my ($self, $id, %msg) = @_;
1099		1110
1100	$msg{msgid} = $id;	1111	$msg{msgid} = $id;
1101		1112
1102	$self->send ("ext " . to_json \%msg);	1113	$self->send ("ext " . cf::to_json \%msg);
1103	}	1114	}
		1115
		1116	package cf;
1104		1117
1105	=back	1118	=back
1106		1119
1107		1120
1108	=head3 cf::map	1121	=head3 cf::map
…		…
1114	package cf::map;	1127	package cf::map;
1115		1128
1116	use Fcntl;	1129	use Fcntl;
1117	use Coro::AIO;	1130	use Coro::AIO;
1118		1131
		1132	use overload
		1133	'""' => \&as_string,
		1134	fallback => 1;
		1135
1119	our $MAX_RESET = 3600;	1136	our $MAX_RESET = 3600;
1120	our $DEFAULT_RESET = 3000;	1137	our $DEFAULT_RESET = 3000;
1121		1138
1122	sub generate_random_map {	1139	sub generate_random_map {
1123	my ($path, $rmp) = @_;	1140	my ($self, $rmp) = @_;
1124
1125	# mit "rum" bekleckern, nicht	1141	# mit "rum" bekleckern, nicht
1126	cf::map::_create_random_map	1142	$self->_create_random_map (
1127	$path,
1128	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1143	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1129	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1144	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1130	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1145	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1131	$rmp->{exit_on_final_map},	1146	$rmp->{exit_on_final_map},
1132	$rmp->{xsize}, $rmp->{ysize},	1147	$rmp->{xsize}, $rmp->{ysize},
1133	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1148	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1134	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1149	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1135	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1150	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1136	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1151	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1137	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1152	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1138	(cf::region::find $rmp->{region})	1153	(cf::region::find $rmp->{region}), $rmp->{custom}
		1154	)
		1155	}
		1156
		1157	=item cf::map->register ($regex, $prio)
		1158
		1159	Register a handler for the map path matching the given regex at the
		1160	givne priority (higher is better, built-in handlers have priority 0, the
		1161	default).
		1162
		1163	=cut
		1164
		1165	sub register {
		1166	my (undef, $regex, $prio) = @_;
		1167	my $pkg = caller;
		1168
		1169	no strict;
		1170	push @{"$pkg\::ISA"}, __PACKAGE__;
		1171
		1172	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1173	}
		1174
		1175	# also paths starting with '/'
		1176	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1177
		1178	sub thawer_merge {
		1179	my ($self, $merge) = @_;
		1180
		1181	# we have to keep some variables in memory intact
		1182	local $self->{path};
		1183	local $self->{load_path};
		1184	local $self->{deny_save};
		1185	local $self->{deny_reset};
		1186
		1187	$self->SUPER::thawer_merge ($merge);
		1188	}
		1189
		1190	sub normalise {
		1191	my ($path, $base) = @_;
		1192
		1193	$path = "$path"; # make sure its a string
		1194
		1195	$path =~ s/\.map$//;
		1196
		1197	# map plan:
		1198	#
		1199	# /! non-realised random map exit (special hack!)
		1200	# {... are special paths that are not being touched
		1201	# ?xxx/... are special absolute paths
		1202	# ?random/... random maps
		1203	# /... normal maps
		1204	# ~user/... per-player map of a specific user
		1205
		1206	$path =~ s/$PATH_SEP/\//go;
		1207
		1208	# treat it as relative path if it starts with
		1209	# something that looks reasonable
		1210	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1211	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1212
		1213	$base =~ s{[^/]+/?$}{};
		1214	$path = "$base/$path";
		1215	}
		1216
		1217	for ($path) {
		1218	redo if s{//}{/};
		1219	redo if s{/\.?/}{/};
		1220	redo if s{/[^/]+/\.\./}{/};
		1221	}
		1222
		1223	$path
		1224	}
		1225
		1226	sub new_from_path {
		1227	my (undef, $path, $base) = @_;
		1228
		1229	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1230
		1231	$path = normalise $path, $base;
		1232
		1233	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1234	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1235	my $self = bless cf::map::new, $pkg;
		1236	$self->{path} = $path; $self->path ($path);
		1237	$self->init; # pass $1 etc.
		1238	return $self;
		1239	}
		1240	}
		1241
		1242	Carp::carp "unable to resolve path '$path' (base '$base').";
		1243	()
		1244	}
		1245
		1246	sub init {
		1247	my ($self) = @_;
		1248
		1249	$self
		1250	}
		1251
		1252	sub as_string {
		1253	my ($self) = @_;
		1254
		1255	"$self->{path}"
		1256	}
		1257
		1258	# the displayed name, this is a one way mapping
		1259	sub visible_name {
		1260	&as_string
		1261	}
		1262
		1263	# the original (read-only) location
		1264	sub load_path {
		1265	my ($self) = @_;
		1266
		1267	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
		1268	}
		1269
		1270	# the temporary/swap location
		1271	sub save_path {
		1272	my ($self) = @_;
		1273
		1274	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1275	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
		1276	}
		1277
		1278	# the unique path, undef == no special unique path
		1279	sub uniq_path {
		1280	my ($self) = @_;
		1281
		1282	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1283	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1139	}	1284	}
1140		1285
1141	# and all this just because we cannot iterate over	1286	# and all this just because we cannot iterate over
1142	# all maps in C++...	1287	# all maps in C++...
1143	sub change_all_map_light {	1288	sub change_all_map_light {
…		…
1145		1290
1146	$_->change_map_light ($change)	1291	$_->change_map_light ($change)
1147	for grep $_->outdoor, values %cf::MAP;	1292	for grep $_->outdoor, values %cf::MAP;
1148	}	1293	}
1149		1294
		1295	sub unlink_save {
		1296	my ($self) = @_;
		1297
		1298	utf8::encode (my $save = $self->save_path);
		1299	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1300	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1301
		1302	#d#TODO remove .map and also nuke
		1303	$save =~ s/\.map// or return;#d#
		1304	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;#d#
		1305	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";#d#
		1306	}
		1307
1150	sub try_load_header($) {	1308	sub load_header_from($) {
1151	my ($path) = @_;	1309	my ($self, $path) = @_;
1152		1310
1153	utf8::encode $path;	1311	utf8::encode $path;
1154	aio_open $path, O_RDONLY, 0	1312	#aio_open $path, O_RDONLY, 0
		1313	# or return;
		1314
		1315	$self->_load_header ($path)
1155	or return;	1316	or return;
1156		1317
1157	my $map = cf::map::new	1318	$self->{load_path} = $path;
		1319
		1320	1
		1321	}
		1322
		1323	sub load_header_orig {
		1324	my ($self) = @_;
		1325
		1326	$self->load_header_from ($self->load_path)
		1327	}
		1328
		1329	sub load_header_temp {
		1330	my ($self) = @_;
		1331
		1332	$self->load_header_from ($self->save_path)
		1333	}
		1334
		1335	sub prepare_temp {
		1336	my ($self) = @_;
		1337
		1338	$self->last_access ((delete $self->{last_access})
		1339	|| $cf::RUNTIME); #d#
		1340	# safety
		1341	$self->{instantiate_time} = $cf::RUNTIME
		1342	if $self->{instantiate_time} > $cf::RUNTIME;
		1343	}
		1344
		1345	sub prepare_orig {
		1346	my ($self) = @_;
		1347
		1348	$self->{load_original} = 1;
		1349	$self->{instantiate_time} = $cf::RUNTIME;
		1350	$self->last_access ($cf::RUNTIME);
		1351	$self->instantiate;
		1352	}
		1353
		1354	sub load_header {
		1355	my ($self) = @_;
		1356
		1357	if ($self->load_header_temp) {
		1358	$self->prepare_temp;
		1359	} else {
		1360	$self->load_header_orig
1158	or return;	1361	or return;
		1362	$self->prepare_orig;
		1363	}
1159		1364
1160	# for better error messages only, will be overwritten	1365	1
1161	$map->path ($path);
1162
1163	$map->load_header ($path)
1164	or return;
1165
1166	$map->{load_path} = $path;
1167
1168	$map
1169	}	1366	}
1170		1367
1171	sub find;	1368	sub find;
1172	sub find {	1369	sub find {
1173	my ($path, $origin) = @_;	1370	my ($path, $origin) = @_;
1174		1371
1175	#warn "find<$path,$origin>\n";#d#
1176
1177	$path = new cf::path $path, $origin && $origin->path;	1372	$path = normalise $path, $origin && $origin->path;
1178	my $key = $path->as_string;
1179		1373
1180	cf::lock_wait "map_find:$key";	1374	cf::lock_wait "map_find:$path";
1181		1375
1182	$cf::MAP{$key} || do {	1376	$cf::MAP{$path} || do {
1183	my $guard = cf::lock_acquire "map_find:$key";	1377	my $guard = cf::lock_acquire "map_find:$path";
1184		1378	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;	1379	or return;
1204		1380
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;	1381	$map->{last_save} = $cf::RUNTIME;
1217		1382
1218	Coro::cede;	1383	$map->load_header
		1384	or return;
1219		1385
1220	if ($map->should_reset) {	1386	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1387	# doing this can freeze the server in a sync job, obviously
		1388	#$cf::WAIT_FOR_TICK->wait;
1221	$map->reset;	1389	$map->reset;
1222	undef $guard;	1390	undef $guard;
1223	$map = find $path	1391	return find $path;
1224	or return;
1225	}	1392	}
1226		1393
1227	$cf::MAP{$key} = $map	1394	$cf::MAP{$path} = $map
1228	}	1395	}
1229	}	1396	}
		1397
		1398	sub pre_load { }
		1399	sub post_load { }
1230		1400
1231	sub load {	1401	sub load {
1232	my ($self) = @_;	1402	my ($self) = @_;
1233		1403
		1404	local $self->{deny_reset} = 1; # loading can take a long time
		1405
1234	my $path = $self->{path};	1406	my $path = $self->{path};
1235	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1407	my $guard = cf::lock_acquire "map_load:$path";
1236		1408
1237	return if $self->in_memory != cf::MAP_SWAPPED;	1409	return if $self->in_memory != cf::MAP_SWAPPED;
1238		1410
1239	$self->in_memory (cf::MAP_LOADING);	1411	$self->in_memory (cf::MAP_LOADING);
1240		1412
1241	$self->alloc;	1413	$self->alloc;
		1414
		1415	$self->pre_load;
		1416
1242	$self->load_objects ($self->{load_path}, 1)	1417	$self->_load_objects ($self->{load_path}, 1)
1243	or return;	1418	or return;
1244		1419
1245	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1420	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1246	if delete $self->{load_original};	1421	if delete $self->{load_original};
1247		1422
1248	if (my $uniq = $path->uniq_path) {	1423	if (my $uniq = $self->uniq_path) {
1249	utf8::encode $uniq;	1424	utf8::encode $uniq;
1250	if (aio_open $uniq, O_RDONLY, 0) {	1425	if (aio_open $uniq, O_RDONLY, 0) {
1251	$self->clear_unique_items;	1426	$self->clear_unique_items;
1252	$self->load_objects ($uniq, 0);	1427	$self->_load_objects ($uniq, 0);
1253	}	1428	}
1254	}	1429	}
1255		1430
1256	Coro::cede;	1431	Coro::cede;
1257		1432
1258	# now do the right thing for maps	1433	# now do the right thing for maps
1259	$self->link_multipart_objects;	1434	$self->link_multipart_objects;
1260		1435
1261	if ($self->{path}->is_style_map) {	1436	unless ($self->{deny_activate}) {
1262	$self->{deny_save} = 1;	1437	$self->decay_objects;
1263	$self->{deny_reset} = 1;
1264	} else {
1265	$self->fix_auto_apply;	1438	$self->fix_auto_apply;
1266	$self->decay_objects;
1267	$self->update_buttons;	1439	$self->update_buttons;
		1440	Coro::cede;
1268	$self->set_darkness_map;	1441	$self->set_darkness_map;
1269	$self->difficulty ($self->estimate_difficulty)	1442	$self->difficulty ($self->estimate_difficulty)
1270	unless $self->difficulty;	1443	unless $self->difficulty;
		1444	Coro::cede;
1271	$self->activate;	1445	$self->activate;
1272	}	1446	}
1273		1447
1274	Coro::cede;	1448	$self->post_load;
1275		1449
1276	$self->in_memory (cf::MAP_IN_MEMORY);	1450	$self->in_memory (cf::MAP_IN_MEMORY);
		1451	}
		1452
		1453	sub customise_for {
		1454	my ($self, $ob) = @_;
		1455
		1456	return find "~" . $ob->name . "/" . $self->{path}
		1457	if $self->per_player;
		1458
		1459	$self
		1460	}
		1461
		1462	# find and load all maps in the 3x3 area around a map
		1463	sub load_diag {
		1464	my ($map) = @_;
		1465
		1466	my @diag; # diagonal neighbours
		1467
		1468	for (0 .. 3) {
		1469	my $neigh = $map->tile_path ($_)
		1470	or next;
		1471	$neigh = find $neigh, $map
		1472	or next;
		1473	$neigh->load;
		1474
		1475	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1476	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1477	}
		1478
		1479	for (@diag) {
		1480	my $neigh = find @$_
		1481	or next;
		1482	$neigh->load;
		1483	}
1277	}	1484	}
1278		1485
1279	sub find_sync {	1486	sub find_sync {
1280	my ($path, $origin) = @_;	1487	my ($path, $origin) = @_;
1281		1488
1282	cf::sync_job { cf::map::find $path, $origin }	1489	cf::sync_job { find $path, $origin }
1283	}	1490	}
1284		1491
1285	sub do_load_sync {	1492	sub do_load_sync {
1286	my ($map) = @_;	1493	my ($map) = @_;
1287		1494
1288	cf::sync_job { $map->load };	1495	cf::sync_job { $map->load };
1289	}	1496	}
1290		1497
		1498	our %MAP_PREFETCH;
		1499	our $MAP_PREFETCHER = undef;
		1500
		1501	sub find_async {
		1502	my ($path, $origin) = @_;
		1503
		1504	$path = normalise $path, $origin && $origin->{path};
		1505
		1506	if (my $map = $cf::MAP{$path}) {
		1507	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1508	}
		1509
		1510	undef $MAP_PREFETCH{$path};
		1511	$MAP_PREFETCHER ||= cf::async {
		1512	while (%MAP_PREFETCH) {
		1513	for my $path (keys %MAP_PREFETCH) {
		1514	my $map = find $path
		1515	or next;
		1516	$map->load;
		1517
		1518	delete $MAP_PREFETCH{$path};
		1519	}
		1520	}
		1521	undef $MAP_PREFETCHER;
		1522	};
		1523	$MAP_PREFETCHER->prio (6);
		1524
		1525	()
		1526	}
		1527
1291	sub save {	1528	sub save {
1292	my ($self) = @_;	1529	my ($self) = @_;
1293		1530
1294	my $lock = cf::lock_acquire "map_data:" . $self->path;	1531	my $lock = cf::lock_acquire "map_data:" . $self->path;
1295		1532
1296	$self->{last_save} = $cf::RUNTIME;	1533	$self->{last_save} = $cf::RUNTIME;
1297		1534
1298	return unless $self->dirty;	1535	return unless $self->dirty;
1299		1536
1300	my $save = $self->{path}->save_path; utf8::encode $save;	1537	my $save = $self->save_path; utf8::encode $save;
1301	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1538	my $uniq = $self->uniq_path; utf8::encode $uniq;
1302		1539
1303	$self->{load_path} = $save;	1540	$self->{load_path} = $save;
1304		1541
1305	return if $self->{deny_save};	1542	return if $self->{deny_save};
1306		1543
1307	local $self->{last_access} = $self->last_access;#d#	1544	local $self->{last_access} = $self->last_access;#d#
1308		1545
		1546	cf::async {
		1547	$_->contr->save for $self->players;
		1548	};
		1549
1309	if ($uniq) {	1550	if ($uniq) {
1310	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1551	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1311	$self->save_objects ($uniq, cf::IO_UNIQUES);	1552	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1312	} else {	1553	} else {
1313	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1554	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1314	}	1555	}
1315	}	1556	}
1316		1557
1317	sub swap_out {	1558	sub swap_out {
1318	my ($self) = @_;	1559	my ($self) = @_;
…		…
1332		1573
1333	sub reset_at {	1574	sub reset_at {
1334	my ($self) = @_;	1575	my ($self) = @_;
1335		1576
1336	# TODO: safety, remove and allow resettable per-player maps	1577	# TODO: safety, remove and allow resettable per-player maps
1337	return 1e99 if $self->{path}{user_rel};	1578	return 1e99 if $self->isa ("ext::map_per_player");#d#
1338	return 1e99 if $self->{deny_reset};	1579	return 1e99 if $self->{deny_reset};
1339		1580
1340	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1581	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1341	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1582	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1342		1583
…		…
1347	my ($self) = @_;	1588	my ($self) = @_;
1348		1589
1349	$self->reset_at <= $cf::RUNTIME	1590	$self->reset_at <= $cf::RUNTIME
1350	}	1591	}
1351		1592
1352	sub unlink_save {
1353	my ($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	$self->save;
1371	}
1372
1373	sub reset {	1593	sub reset {
1374	my ($self) = @_;	1594	my ($self) = @_;
1375		1595
1376	my $lock = cf::lock_acquire "map_data:" . $self->path;	1596	my $lock = cf::lock_acquire "map_data:$self->{path}";
1377		1597
1378	return if $self->players;	1598	return if $self->players;
1379	return if $self->{path}{user_rel};#d#	1599	return if $self->isa ("ext::map_per_player");#d#
1380		1600
1381	warn "resetting map ", $self->path;#d#	1601	warn "resetting map ", $self->path;#d#
1382		1602
1383	delete $cf::MAP{$self->path};	1603	delete $cf::MAP{$self->path};
		1604
		1605	$self->in_memory (cf::MAP_SWAPPED);
		1606	$self->clear;
1384		1607
1385	$_->clear_links_to ($self) for values %cf::MAP;	1608	$_->clear_links_to ($self) for values %cf::MAP;
1386		1609
1387	$self->unlink_save;	1610	$self->unlink_save;
1388	$self->destroy;	1611	$self->destroy;
…		…
1391	my $nuke_counter = "aaaa";	1614	my $nuke_counter = "aaaa";
1392		1615
1393	sub nuke {	1616	sub nuke {
1394	my ($self) = @_;	1617	my ($self) = @_;
1395		1618
		1619	delete $cf::MAP{$self->path};
		1620
		1621	$self->unlink_save;
		1622
		1623	bless $self, "cf::map";
		1624	delete $self->{deny_reset};
1396	$self->{deny_save} = 1;	1625	$self->{deny_save} = 1;
1397	$self->reset_timeout (1);	1626	$self->reset_timeout (1);
1398	$self->rename ("{nuke}/" . ($nuke_counter++));	1627	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1628
		1629	$cf::MAP{$self->path} = $self;
		1630
1399	$self->reset; # polite request, might not happen	1631	$self->reset; # polite request, might not happen
1400	}	1632	}
1401		1633
1402	sub customise_for {	1634	=item cf::map::unique_maps
1403	my ($map, $ob) = @_;
1404		1635
1405	if ($map->per_player) {	1636	Returns an arrayref of paths of all shared maps that have
1406	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1637	instantiated unique items. May block.
1407	}
1408		1638
1409	$map	1639	=cut
1410	}
1411		1640
1412	sub emergency_save {	1641	sub unique_maps() {
1413	my $freeze_guard = cf::freeze_mainloop;	1642	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1643	or return;
1414		1644
1415	warn "enter emergency map save\n";	1645	my @paths;
1416		1646
1417	cf::sync_job {	1647	for (@$files) {
1418	warn "begin emergency map save\n";	1648	utf8::decode $_;
1419	$_->save for values %cf::MAP;	1649	next if /\.pst$/;
		1650	next unless /^$PATH_SEP/o;
		1651
		1652	push @paths, cf::map::normalise $_;
1420	};	1653	}
1421		1654
1422	warn "end emergency map save\n";	1655	\@paths
1423	}	1656	}
1424		1657
1425	package cf;	1658	package cf;
1426		1659
1427	=back	1660	=back
1428		1661
		1662	=head3 cf::object
		1663
		1664	=cut
		1665
		1666	package cf::object;
		1667
		1668	=over 4
		1669
		1670	=item $ob->inv_recursive
		1671
		1672	Returns the inventory of the object _and_ their inventories, recursively.
		1673
		1674	=cut
		1675
		1676	sub inv_recursive_;
		1677	sub inv_recursive_ {
		1678	map { $_, inv_recursive_ $_->inv } @_
		1679	}
		1680
		1681	sub inv_recursive {
		1682	inv_recursive_ inv $_[0]
		1683	}
		1684
		1685	package cf;
		1686
		1687	=back
1429		1688
1430	=head3 cf::object::player	1689	=head3 cf::object::player
1431		1690
1432	=over 4	1691	=over 4
1433		1692
…		…
1473		1732
1474	=item $player_object->enter_link	1733	=item $player_object->enter_link
1475		1734
1476	Freezes the player and moves him/her to a special map (C<{link}>).	1735	Freezes the player and moves him/her to a special map (C<{link}>).
1477		1736
1478	The player should be reaosnably safe there for short amounts of time. You	1737	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.	1738	I<MUST> call C<leave_link> as soon as possible, though.
1480		1739
		1740	Will never block.
		1741
1481	=item $player_object->leave_link ($map, $x, $y)	1742	=item $player_object->leave_link ($map, $x, $y)
1482		1743
1483	Moves the player out of the specila link map onto the given map. If the	1744	Moves the player out of the special C<{link}> map onto the specified
1484	map is not valid (or omitted), the player will be moved back to the	1745	map. If the map is not valid (or omitted), the player will be moved back
1485	location he/she was before the call to C<enter_link>, or, if that fails,	1746	to the location he/she was before the call to C<enter_link>, or, if that
1486	to the emergency map position.	1747	fails, to the emergency map position.
1487		1748
1488	Might block.	1749	Might block.
1489		1750
1490	=cut	1751	=cut
		1752
		1753	sub link_map {
		1754	unless ($LINK_MAP) {
		1755	$LINK_MAP = cf::map::find "{link}"
		1756	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1757	$LINK_MAP->load;
		1758	}
		1759
		1760	$LINK_MAP
		1761	}
1491		1762
1492	sub cf::object::player::enter_link {	1763	sub cf::object::player::enter_link {
1493	my ($self) = @_;	1764	my ($self) = @_;
1494		1765
1495	$self->deactivate_recursive;	1766	$self->deactivate_recursive;
1496		1767
1497	return if $self->map == $LINK_MAP;	1768	return if UNIVERSAL::isa $self->map, "ext::map_link";
1498		1769
1499	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1770	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1500	if $self->map;	1771	if $self->map;
1501		1772
1502	$self->enter_map ($LINK_MAP, 20, 20);	1773	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1503	}	1774	}
1504		1775
1505	sub cf::object::player::leave_link {	1776	sub cf::object::player::leave_link {
1506	my ($self, $map, $x, $y) = @_;	1777	my ($self, $map, $x, $y) = @_;
1507		1778
…		…
1525	# use -1 or undef as default coordinates, not 0, 0	1796	# use -1 or undef as default coordinates, not 0, 0
1526	($x, $y) = ($map->enter_x, $map->enter_y)	1797	($x, $y) = ($map->enter_x, $map->enter_y)
1527	if $x <=0 && $y <= 0;	1798	if $x <=0 && $y <= 0;
1528		1799
1529	$map->load;	1800	$map->load;
		1801	$map->load_diag;
1530		1802
		1803	return unless $self->contr->active;
1531	$self->activate_recursive;	1804	$self->activate_recursive;
1532	$self->enter_map ($map, $x, $y);	1805	$self->enter_map ($map, $x, $y);
1533	}	1806	}
1534		1807
1535	cf::player->attach (	1808	cf::player->attach (
…		…
1547	my ($pl) = @_;	1820	my ($pl) = @_;
1548		1821
1549	# try to abort aborted map switching on player login :)	1822	# try to abort aborted map switching on player login :)
1550	# should happen only on crashes	1823	# should happen only on crashes
1551	if ($pl->ob->{_link_pos}) {	1824	if ($pl->ob->{_link_pos}) {
1552
1553	$pl->ob->enter_link;	1825	$pl->ob->enter_link;
1554	(async {	1826	(async {
1555	# we need this sleep as the login has a concurrent enter_exit running	1827	# 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	1828	# and this sleep increases chances of the player not ending up in scorn
1557	$pl->ob->reply (undef,	1829	$pl->ob->reply (undef,
…		…
1573	my ($self, $path, $x, $y) = @_;	1845	my ($self, $path, $x, $y) = @_;
1574		1846
1575	$self->enter_link;	1847	$self->enter_link;
1576		1848
1577	(async {	1849	(async {
1578	$path = new cf::path $path;	1850	my $map = eval {
1579
1580	my $map = cf::map::find $path->as_string;	1851	my $map = cf::map::find $path;
1581	$map = $map->customise_for ($self) if $map;	1852	$map = $map->customise_for ($self) if $map;
1582		1853	$map
1583	# warn "entering ", $map->path, " at ($x, $y)\n"	1854	} or
1584	# if $map;
1585
1586	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1855	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1587		1856
1588	$self->leave_link ($map, $x, $y);	1857	$self->leave_link ($map, $x, $y);
1589	})->prio (1);	1858	})->prio (1);
1590	}	1859	}
1591		1860
…		…
1595		1864
1596	sub parse_random_map_params {	1865	sub parse_random_map_params {
1597	my ($spec) = @_;	1866	my ($spec) = @_;
1598		1867
1599	my $rmp = { # defaults	1868	my $rmp = { # defaults
1600	xsize => 10,	1869	xsize => (cf::rndm 15, 40),
1601	ysize => 10,	1870	ysize => (cf::rndm 15, 40),
		1871	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1872	#layout => string,
1602	};	1873	};
1603		1874
1604	for (split /\n/, $spec) {	1875	for (split /\n/, $spec) {
1605	my ($k, $v) = split /\s+/, $_, 2;	1876	my ($k, $v) = split /\s+/, $_, 2;
1606		1877
…		…
1610	$rmp	1881	$rmp
1611	}	1882	}
1612		1883
1613	sub prepare_random_map {	1884	sub prepare_random_map {
1614	my ($exit) = @_;	1885	my ($exit) = @_;
		1886
		1887	my $guard = cf::lock_acquire "exit_prepare:$exit";
1615		1888
1616	# all this does is basically replace the /! path by	1889	# all this does is basically replace the /! path by
1617	# a new random map path (?random/...) with a seed	1890	# a new random map path (?random/...) with a seed
1618	# that depends on the exit object	1891	# that depends on the exit object
1619		1892
1620	my $rmp = parse_random_map_params $exit->msg;	1893	my $rmp = parse_random_map_params $exit->msg;
1621		1894
1622	if ($exit->map) {	1895	if ($exit->map) {
1623	$rmp->{region} = $exit->map->region_name;	1896	$rmp->{region} = $exit->region->name;
1624	$rmp->{origin_map} = $exit->map->path;	1897	$rmp->{origin_map} = $exit->map->path;
1625	$rmp->{origin_x} = $exit->x;	1898	$rmp->{origin_x} = $exit->x;
1626	$rmp->{origin_y} = $exit->y;	1899	$rmp->{origin_y} = $exit->y;
1627	}	1900	}
1628		1901
1629	$rmp->{random_seed} ||= $exit->random_seed;	1902	$rmp->{random_seed} ||= $exit->random_seed;
1630		1903
1631	my $data = cf::to_json $rmp;	1904	my $data = cf::to_json $rmp;
1632	my $md5 = Digest::MD5::md5_hex $data;	1905	my $md5 = Digest::MD5::md5_hex $data;
		1906	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1633		1907
1634	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1908	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1635	aio_write $fh, 0, (length $data), $data, 0;	1909	aio_write $fh, 0, (length $data), $data, 0;
		1910	undef $fh;
		1911	aio_rename "$meta~", $meta;
1636		1912
1637	$exit->slaying ("?random/$md5");	1913	$exit->slaying ("?random/$md5");
1638	$exit->msg (undef);	1914	$exit->msg (undef);
1639	}	1915	}
1640	}	1916	}
1641		1917
1642	sub cf::object::player::enter_exit {	1918	sub cf::object::player::enter_exit {
1643	my ($self, $exit) = @_;	1919	my ($self, $exit) = @_;
1644		1920
1645	return unless $self->type == cf::PLAYER;	1921	return unless $self->type == cf::PLAYER;
		1922
		1923	if ($exit->slaying eq "/!") {
		1924	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1925	cf::sync_job { prepare_random_map $exit };
		1926	}
		1927
		1928	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1929	my $hp = $exit->stats->hp;
		1930	my $sp = $exit->stats->sp;
1646		1931
1647	$self->enter_link;	1932	$self->enter_link;
1648		1933
1649	(async {	1934	(async {
1650	$self->deactivate_recursive; # just to be sure	1935	$self->deactivate_recursive; # just to be sure
1651	unless (eval {	1936	unless (eval {
1652	prepare_random_map $exit	1937	$self->goto ($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		1938
1658	1;	1939	1;
1659	}) {	1940	}) {
1660	$self->message ("Something went wrong deep within the crossfire server. "	1941	$self->message ("Something went wrong deep within the crossfire server. "
1661	. "I'll try to bring you back to the map you were before. "	1942	. "I'll try to bring you back to the map you were before. "
1662	. "Please report this to the dungeon master",	1943	. "Please report this to the dungeon master!",
1663	cf::NDI_UNIQUE | cf::NDI_RED);	1944	cf::NDI_UNIQUE | cf::NDI_RED);
1664		1945
1665	warn "ERROR in enter_exit: $@";	1946	warn "ERROR in enter_exit: $@";
1666	$self->leave_link;	1947	$self->leave_link;
1667	}	1948	}
…		…
1722	# get handled first	2003	# get handled first
1723	my $queue = delete $ns->{query_queue}	2004	my $queue = delete $ns->{query_queue}
1724	or return; # be conservative, not sure how that can happen, but we saw a crash here	2005	or return; # be conservative, not sure how that can happen, but we saw a crash here
1725		2006
1726	(shift @$queue)->[1]->($msg);	2007	(shift @$queue)->[1]->($msg);
		2008	return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1727		2009
1728	push @{ $ns->{query_queue} }, @$queue;	2010	push @{ $ns->{query_queue} }, @$queue;
1729		2011
1730	if (@{ $ns->{query_queue} } == @$queue) {	2012	if (@{ $ns->{query_queue} } == @$queue) {
1731	if (@$queue) {	2013	if (@$queue) {
…		…
1950	sub db_sync() {	2232	sub db_sync() {
1951	db_save if $dirty;	2233	db_save if $dirty;
1952	undef $dirty;	2234	undef $dirty;
1953	}	2235	}
1954		2236
1955	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2237	my $idle = Event->idle (
1956	db_sync;	2238	reentrant => 0,
		2239	min => 10,
		2240	max => 20,
		2241	repeat => 0,
		2242	data => WF_AUTOCANCEL,
		2243	cb => \&db_sync,
1957	});	2244	);
1958		2245
1959	sub db_dirty() {	2246	sub db_dirty() {
1960	$dirty = 1;	2247	$dirty = 1;
1961	$idle->start;	2248	$idle->start;
1962	}	2249	}
…		…
1999	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2286	$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};	2287	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2001		2288
2002	if (exists $CFG{mlockall}) {	2289	if (exists $CFG{mlockall}) {
2003	eval {	2290	eval {
2004	$CFG{mlockall} ? &mlockall : &munlockall	2291	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2005	and die "WARNING: m(un)lockall failed: $!\n";	2292	and die "WARNING: m(un)lockall failed: $!\n";
2006	};	2293	};
2007	warn $@ if $@;	2294	warn $@ if $@;
2008	}	2295	}
2009	}	2296	}
2010		2297
2011	sub main {	2298	sub main {
2012	# we must not ever block the main coroutine	2299	# we must not ever block the main coroutine
2013	local $Coro::idle = sub {	2300	local $Coro::idle = sub {
2014	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2301	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2302	(async {
2015	async { Event::one_event };	2303	Event::one_event;
		2304	})->prio (Coro::PRIO_MAX);
2016	};	2305	};
2017		2306
2018	cfg_load;	2307	cfg_load;
2019	db_load;	2308	db_load;
2020	load_extensions;	2309	load_extensions;
		2310
		2311	$TICK_WATCHER->start;
2021	Event::loop;	2312	Event::loop;
2022	}	2313	}
2023		2314
2024	#############################################################################	2315	#############################################################################
2025	# initialisation	2316	# initialisation and cleanup
		2317
		2318	# install some emergency cleanup handlers
		2319	BEGIN {
		2320	for my $signal (qw(INT HUP TERM)) {
		2321	Event->signal (
		2322	reentrant => 0,
		2323	data => WF_AUTOCANCEL,
		2324	signal => $signal,
		2325	prio => 0,
		2326	cb => sub {
		2327	cf::cleanup "SIG$signal";
		2328	},
		2329	);
		2330	}
		2331	}
		2332
		2333	sub emergency_save() {
		2334	my $freeze_guard = cf::freeze_mainloop;
		2335
		2336	warn "enter emergency perl save\n";
		2337
		2338	cf::sync_job {
		2339	# use a peculiar iteration method to avoid tripping on perl
		2340	# refcount bugs in for. also avoids problems with players
		2341	# and maps saved/destroyed asynchronously.
		2342	warn "begin emergency player save\n";
		2343	for my $login (keys %cf::PLAYER) {
		2344	my $pl = $cf::PLAYER{$login} or next;
		2345	$pl->valid or next;
		2346	$pl->save;
		2347	}
		2348	warn "end emergency player save\n";
		2349
		2350	warn "begin emergency map save\n";
		2351	for my $path (keys %cf::MAP) {
		2352	my $map = $cf::MAP{$path} or next;
		2353	$map->valid or next;
		2354	$map->save;
		2355	}
		2356	warn "end emergency map save\n";
		2357	};
		2358
		2359	warn "leave emergency perl save\n";
		2360	}
2026		2361
2027	sub reload() {	2362	sub reload() {
2028	# can/must only be called in main	2363	# can/must only be called in main
2029	if ($Coro::current != $Coro::main) {	2364	if ($Coro::current != $Coro::main) {
2030	warn "can only reload from main coroutine\n";	2365	warn "can only reload from main coroutine";
2031	return;	2366	return;
2032	}	2367	}
2033		2368
2034	warn "reloading...";	2369	warn "reloading...";
2035		2370
2036	my $guard = freeze_mainloop;	2371	warn "cancelling server ticker";
		2372	$TICK_WATCHER->cancel;
		2373
2037	cf::emergency_save;	2374	cf::emergency_save;
2038		2375
2039	eval {	2376	eval {
2040	# if anything goes wrong in here, we should simply crash as we already saved	2377	# if anything goes wrong in here, we should simply crash as we already saved
2041		2378
2042	# cancel all watchers	2379	warn "syncing database to disk";
		2380	cf::db_sync;
		2381
		2382	warn "cancelling all WF_AUTOCANCEL watchers";
2043	for (Event::all_watchers) {	2383	for (Event::all_watchers) {
2044	$_->cancel if $_->data & WF_AUTOCANCEL;	2384	$_->cancel if $_->data & WF_AUTOCANCEL;
2045	}	2385	}
2046		2386
		2387	warn "flushing outstanding aio requests";
		2388	for (;;) {
		2389	IO::AIO::flush;
		2390	Coro::cede;
		2391	last unless IO::AIO::nreqs;
		2392	warn "iterate...";
		2393	}
		2394
2047	# cancel all extension coros	2395	warn "cancelling all extension coros";
2048	$_->cancel for values %EXT_CORO;	2396	$_->cancel for values %EXT_CORO;
2049	%EXT_CORO = ();	2397	%EXT_CORO = ();
2050		2398
2051	# unload all extensions	2399	warn "removing commands";
2052	for (@exts) {	2400	%COMMAND = ();
		2401
		2402	warn "removing ext commands";
		2403	%EXTCMD = ();
		2404
		2405	warn "unloading/nuking all extensions";
		2406	for my $pkg (@EXTS) {
2053	warn "unloading <$_>";	2407	warn "... unloading $pkg";
2054	unload_extension $_;	2408
		2409	if (my $cb = $pkg->can ("unload")) {
		2410	eval {
		2411	$cb->($pkg);
		2412	1
		2413	} or warn "$pkg unloaded, but with errors: $@";
2055	}	2414	}
2056		2415
		2416	warn "... nuking $pkg";
		2417	Symbol::delete_package $pkg;
		2418	}
		2419
2057	# unload all modules loaded from $LIBDIR	2420	warn "unloading all perl modules loaded from $LIBDIR";
2058	while (my ($k, $v) = each %INC) {	2421	while (my ($k, $v) = each %INC) {
2059	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2422	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2060		2423
2061	warn "removing <$k>";	2424	warn "... unloading $k";
2062	delete $INC{$k};	2425	delete $INC{$k};
2063		2426
2064	$k =~ s/\.pm$//;	2427	$k =~ s/\.pm$//;
2065	$k =~ s/\//::/g;	2428	$k =~ s/\//::/g;
2066		2429
…		…
2069	}	2432	}
2070		2433
2071	Symbol::delete_package $k;	2434	Symbol::delete_package $k;
2072	}	2435	}
2073		2436
2074	# sync database to disk
2075	cf::db_sync;
2076	IO::AIO::flush;
2077
2078	# get rid of safe::, as good as possible	2437	warn "getting rid of safe::, as good as possible";
2079	Symbol::delete_package "safe::$_"	2438	Symbol::delete_package "safe::$_"
2080	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2439	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2081		2440
2082	# remove register_script_function callbacks
2083	# TODO
2084
2085	# unload cf.pm "a bit"	2441	warn "unloading cf.pm \"a bit\"";
2086	delete $INC{"cf.pm"};	2442	delete $INC{"cf.pm"};
2087		2443
2088	# don't, removes xs symbols, too,	2444	# don't, removes xs symbols, too,
2089	# and global variables created in xs	2445	# and global variables created in xs
2090	#Symbol::delete_package __PACKAGE__;	2446	#Symbol::delete_package __PACKAGE__;
2091		2447
2092	# reload cf.pm	2448	warn "unload completed, starting to reload now";
		2449
2093	warn "reloading cf.pm";	2450	warn "reloading cf.pm";
2094	require cf;	2451	require cf;
2095	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2452	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2096		2453
2097	# load config and database again	2454	warn "loading config and database again";
2098	cf::cfg_load;	2455	cf::cfg_load;
2099	cf::db_load;	2456	cf::db_load;
2100		2457
2101	# load extensions
2102	warn "load extensions";	2458	warn "loading extensions";
2103	cf::load_extensions;	2459	cf::load_extensions;
2104		2460
2105	# reattach attachments to objects	2461	warn "reattaching attachments to objects/players";
2106	warn "reattach";
2107	_global_reattach;	2462	_global_reattach;
		2463	warn "reattaching attachments to maps";
		2464	reattach $_ for values %MAP;
		2465
		2466	warn "restarting server ticker";
		2467
		2468	$TICK_WATCHER->start;
2108	};	2469	};
2109		2470
2110	if ($@) {	2471	if ($@) {
2111	warn $@;	2472	warn $@;
2112	warn "error while reloading, exiting.";	2473	warn "error while reloading, exiting.";
2113	exit 1;	2474	exit 1;
2114	}	2475	}
2115		2476
2116	warn "reloaded successfully";	2477	warn "reloaded";
2117	};	2478	};
2118		2479
2119	#############################################################################	2480	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} = $LINK_MAP;
2160	}
2161
2162	register "<global>", __PACKAGE__;
2163		2481
2164	register_command "reload" => sub {	2482	register_command "reload" => sub {
2165	my ($who, $arg) = @_;	2483	my ($who, $arg) = @_;
2166		2484
2167	if ($who->flag (FLAG_WIZ)) {	2485	if ($who->flag (FLAG_WIZ)) {
2168	$who->message ("start of reload.");	2486	$who->message ("reloading server.");
		2487
		2488	# doing reload synchronously and two reloads happen back-to-back,
		2489	# coro crashes during coro_state_free->destroy here.
		2490
		2491	$RELOAD_WATCHER ||= Event->timer (
		2492	reentrant => 0,
		2493	after => 0,
		2494	data => WF_AUTOCANCEL,
		2495	cb => sub {
2169	reload;	2496	reload;
2170	$who->message ("end of reload.");	2497	undef $RELOAD_WATCHER;
		2498	},
		2499	);
2171	}	2500	}
2172	};	2501	};
2173		2502
2174	unshift @INC, $LIBDIR;	2503	unshift @INC, $LIBDIR;
		2504
		2505	my $bug_warning = 0;
2175		2506
2176	$TICK_WATCHER = Event->timer (	2507	$TICK_WATCHER = Event->timer (
2177	reentrant => 0,	2508	reentrant => 0,
		2509	parked => 1,
2178	prio => 0,	2510	prio => 0,
2179	at => $NEXT_TICK || $TICK,	2511	at => $NEXT_TICK || $TICK,
2180	data => WF_AUTOCANCEL,	2512	data => WF_AUTOCANCEL,
2181	cb => sub {	2513	cb => sub {
		2514	if ($Coro::current != $Coro::main) {
		2515	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2516	unless ++$bug_warning > 10;
		2517	return;
		2518	}
		2519
		2520	$NOW = Event::time;
		2521
2182	cf::server_tick; # one server iteration	2522	cf::server_tick; # one server iteration
2183	$RUNTIME += $TICK;	2523	$RUNTIME += $TICK;
2184	$NEXT_TICK += $TICK;	2524	$NEXT_TICK += $TICK;
		2525
		2526	$WAIT_FOR_TICK->broadcast;
		2527	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2528
		2529	Event::sweep;
		2530	Coro::cede_notself;
		2531
		2532	# my $AFTER = Event::time;
		2533	# warn $AFTER - $NOW;#d#
2185		2534
2186	# if we are delayed by four ticks or more, skip them all	2535	# if we are delayed by four ticks or more, skip them all
2187	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2536	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2188		2537
2189	$TICK_WATCHER->at ($NEXT_TICK);	2538	$TICK_WATCHER->at ($NEXT_TICK);
2190	$TICK_WATCHER->start;	2539	$TICK_WATCHER->start;
2191	},	2540	},
2192	);	2541	);
2193		2542
2194	IO::AIO::max_poll_time $TICK * 0.2;	2543	IO::AIO::max_poll_time $TICK * 0.1;
2195		2544
2196	Event->io (	2545	undef $Coro::AIO::WATCHER;
		2546	$AIO_POLL_WATCHER = Event->io (
		2547	reentrant => 0,
2197	fd => IO::AIO::poll_fileno,	2548	fd => IO::AIO::poll_fileno,
2198	poll => 'r',	2549	poll => 'r',
2199	prio => 5,	2550	prio => 6,
2200	data => WF_AUTOCANCEL,	2551	data => WF_AUTOCANCEL,
2201	cb => \&IO::AIO::poll_cb,	2552	cb => \&IO::AIO::poll_cb,
2202	);	2553	);
2203		2554
2204	Event->timer (	2555	$WRITE_RUNTIME_WATCHER = Event->timer (
		2556	reentrant => 0,
2205	data => WF_AUTOCANCEL,	2557	data => WF_AUTOCANCEL,
2206	after => 0,	2558	after => 1,
2207	interval => 10,	2559	interval => 10,
2208	cb => sub {	2560	prio => 6, # keep it lowest so it acts like a watchdog
2209	(Coro::unblock_sub {	2561	cb => Coro::unblock_sub {
2210	write_runtime	2562	write_runtime
2211	or warn "ERROR: unable to write runtime file: $!";	2563	or warn "ERROR: unable to write runtime file: $!";
2212	})->();
2213	},	2564	},
2214	);	2565	);
2215		2566
2216	END { cf::emergency_save }	2567	END { cf::emergency_save }
2217		2568

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