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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.143 by root, Sun Jan 7 02:39:14 2007 UTC vs.
Revision 1.203 by root, Thu Feb 1 19:40:42 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
52	our %PLAYER; # all users	59	our %PLAYER; # all users
53	our %MAP; # all maps	60	our %MAP; # all maps
54	our $LINK_MAP; # the special {link} map	61	our $LINK_MAP; # the special {link} map, which is always available
55	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
56	our %EXT_CORO; # coroutines bound to extensions	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
57		69
58	binmode STDOUT;	70	binmode STDOUT;
59	binmode STDERR;	71	binmode STDERR;
60		72
61	# read virtual server time, if available	73	# read virtual server time, if available
…		…
69	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
70	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
71	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
73		85
74	# a special map that is always available
75	our $LINK_MAP;
76	our $EMERGENCY_POSITION;	86	our $EMERGENCY_POSITION;
		87
		88	sub cf::map::normalise;
77		89
78	#############################################################################	90	#############################################################################
79		91
80	=head2 GLOBAL VARIABLES	92	=head2 GLOBAL VARIABLES
81		93
…		…
105		117
106	=item %cf::CFG	118	=item %cf::CFG
107		119
108	Configuration for the server, loaded from C</etc/crossfire/config>, or	120	Configuration for the server, loaded from C</etc/crossfire/config>, or
109	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.
110		129
111	=back	130	=back
112		131
113	=cut	132	=cut
114		133
…		…
118	utf8::encode $msg;	137	utf8::encode $msg;
119		138
120	$msg .= "\n"	139	$msg .= "\n"
121	unless $msg =~ /\n$/;	140	unless $msg =~ /\n$/;
122		141
123	LOG llevError, "cfperl: $msg";	142	LOG llevError, $msg;
124	};	143	};
125	}	144	}
126		145
127	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	146	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
128	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	147	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
146		165
147	$Event::DIED = sub {	166	$Event::DIED = sub {
148	warn "error in event callback: @_";	167	warn "error in event callback: @_";
149	};	168	};
150		169
151	my %ext_pkg;
152	my @exts;
153	my @hook;
154
155	=head2 UTILITY FUNCTIONS	170	=head2 UTILITY FUNCTIONS
156		171
157	=over 4	172	=over 4
158		173
		174	=item dumpval $ref
		175
159	=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	}
160		196
161	use JSON::Syck (); # TODO# replace by JSON::PC once working	197	use JSON::Syck (); # TODO# replace by JSON::PC once working
162		198
163	=item $ref = cf::from_json $json	199	=item $ref = cf::from_json $json
164		200
…		…
225	}	261	}
226		262
227	sub freeze_mainloop {	263	sub freeze_mainloop {
228	return unless $TICK_WATCHER->is_active;	264	return unless $TICK_WATCHER->is_active;
229		265
230	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;
231	$TICK_WATCHER->stop;	271	$TICK_WATCHER->stop;
232	$guard	272	$guard
233	}	273	}
234		274
235	=item cf::async { BLOCK }	275	=item cf::async { BLOCK }
…		…
287	}	327	}
288	}	328	}
289		329
290	=item $coro = cf::async_ext { BLOCK }	330	=item $coro = cf::async_ext { BLOCK }
291		331
292	Like async, but this coro is automcatially being canceled when the	332	Like async, but this coro is automatically being canceled when the
293	extension calling this is being unloaded.	333	extension calling this is being unloaded.
294		334
295	=cut	335	=cut
296		336
297	sub async_ext(&) {	337	sub async_ext(&) {
…		…
311	my $runtime = cf::localdir . "/runtime";	351	my $runtime = cf::localdir . "/runtime";
312		352
313	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	353	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
314	or return;	354	or return;
315		355
		356	my $value = $cf::RUNTIME + 90 + 10;
316	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
317	(aio_write $fh, 0, (length $value), $value, 0) <= 0	360	(aio_write $fh, 0, (length $value), $value, 0) <= 0
318	and return;	361	and return;
319		362
320	aio_fsync $fh	363	aio_fsync $fh
321	and return;	364	and return;
…		…
330	}	373	}
331		374
332	=back	375	=back
333		376
334	=cut	377	=cut
335
336	#############################################################################
337
338	package cf::path;
339
340	sub new {
341	my ($class, $path, $base) = @_;
342
343	$path = $path->as_string if ref $path;
344
345	my $self = bless { }, $class;
346
347	# {... are special paths that are not touched
348	# ?xxx/... are special absolute paths
349	# ?random/... random maps
350	# /! non-realised random map exit
351	# /... normal maps
352	# ~/... per-player maps without a specific player (DO NOT USE)
353	# ~user/... per-player map of a specific user
354
355	if ($path =~ /^{/) {
356	# fine as it is
357	} elsif ($path =~ s{^\?random/}{}) {
358	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
359	$self->{random} = cf::from_json $data;
360	} else {
361	if ($path =~ s{^~([^/]+)?}{}) {
362	$self->{user_rel} = 1;
363
364	if (defined $1) {
365	$self->{user} = $1;
366	} elsif ($base =~ m{^~([^/]+)/}) {
367	$self->{user} = $1;
368	} else {
369	warn "cannot resolve user-relative path without user <$path,$base>\n";
370	}
371	} elsif ($path =~ /^\//) {
372	# already absolute
373	} else {
374	$base =~ s{[^/]+/?$}{};
375	return $class->new ("$base/$path");
376	}
377
378	for ($path) {
379	redo if s{/\.?/}{/};
380	redo if s{/[^/]+/\.\./}{/};
381	}
382	}
383
384	$self->{path} = $path;
385
386	$self
387	}
388
389	# the name / primary key / in-game path
390	sub as_string {
391	my ($self) = @_;
392
393	$self->{user_rel} ? "~$self->{user}$self->{path}"
394	: $self->{random} ? "?random/$self->{path}"
395	: $self->{path}
396	}
397
398	# the displayed name, this is a one way mapping
399	sub visible_name {
400	my ($self) = @_;
401
402	# if (my $rmp = $self->{random}) {
403	# # todo: be more intelligent about this
404	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
405	# } else {
406	$self->as_string
407	# }
408	}
409
410	# escape the /'s in the path
411	sub _escaped_path {
412	# ∕ is U+2215
413	(my $path = $_[0]{path}) =~ s/\//∕/g;
414	$path
415	}
416
417	# the original (read-only) location
418	sub load_path {
419	my ($self) = @_;
420
421	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
422	}
423
424	# the temporary/swap location
425	sub save_path {
426	my ($self) = @_;
427
428	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
429	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
430	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
431	}
432
433	# the unique path, might be eq to save_path
434	sub uniq_path {
435	my ($self) = @_;
436
437	$self->{user_rel} || $self->{random}
438	? undef
439	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
440	}
441
442	# return random map parameters, or undef
443	sub random_map_params {
444	my ($self) = @_;
445
446	$self->{random}
447	}
448
449	# this is somewhat ugly, but style maps do need special treatment
450	sub is_style_map {
451	$_[0]{path} =~ m{^/styles/}
452	}
453
454	package cf;
455		378
456	#############################################################################	379	#############################################################################
457		380
458	=head2 ATTACHABLE OBJECTS	381	=head2 ATTACHABLE OBJECTS
459		382
…		…
585	our @CB_TYPE = (); # registry for type (cf-object class) based events	508	our @CB_TYPE = (); # registry for type (cf-object class) based events
586	our @CB_MAP = ();	509	our @CB_MAP = ();
587		510
588	my %attachment;	511	my %attachment;
589		512
		513	sub cf::attachable::thawer_merge {
		514	# simply override everything except _meta
		515	local $_[0]{_meta};
		516	%{$_[0]} = %{$_[1]};
		517	}
		518
590	sub _attach_cb($$$$) {	519	sub _attach_cb($$$$) {
591	my ($registry, $event, $prio, $cb) = @_;	520	my ($registry, $event, $prio, $cb) = @_;
592		521
593	use sort 'stable';	522	use sort 'stable';
594		523
…		…
765	# object support	694	# object support
766		695
767	sub reattach {	696	sub reattach {
768	# basically do the same as instantiate, without calling instantiate	697	# basically do the same as instantiate, without calling instantiate
769	my ($obj) = @_;	698	my ($obj) = @_;
		699
		700	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
770		701
771	my $registry = $obj->registry;	702	my $registry = $obj->registry;
772		703
773	@$registry = ();	704	@$registry = ();
774		705
…		…
845	}	776	}
846	} else {	777	} else {
847	aio_unlink $filename;	778	aio_unlink $filename;
848	aio_unlink "$filename.pst";	779	aio_unlink "$filename.pst";
849	}	780	}
		781
		782	#d##TODO# nuke non .map-files if exist
		783	if ($filename =~ s/\.map$//) {
		784	aio_unlink $filename;
		785	aio_unlink "$filename.pst";
		786	}
850	}	787	}
851	}	788	}
852		789
853	sub object_freezer_as_string {	790	sub object_freezer_as_string {
854	my ($rdata, $objs) = @_;	791	my ($rdata, $objs) = @_;
…		…
860		797
861	sub object_thawer_load {	798	sub object_thawer_load {
862	my ($filename) = @_;	799	my ($filename) = @_;
863		800
864	my ($data, $av);	801	my ($data, $av);
		802
		803	#d#TODO remove .map if file does not exist
		804	aio_stat $filename and $filename =~ s/\.map$//;
865		805
866	(aio_load $filename, $data) >= 0	806	(aio_load $filename, $data) >= 0
867	or return;	807	or return;
868		808
869	unless (aio_stat "$filename.pst") {	809	unless (aio_stat "$filename.pst") {
…		…
906	=cut	846	=cut
907		847
908	sub register_extcmd {	848	sub register_extcmd {
909	my ($name, $cb) = @_;	849	my ($name, $cb) = @_;
910		850
911	my $caller = caller;
912	#warn "registering extcmd '$name' to '$caller'";
913
914	$EXTCMD{$name} = [$cb, $caller];	851	$EXTCMD{$name} = $cb;
915	}	852	}
916		853
917	cf::player->attach (	854	cf::player->attach (
918	on_command => sub {	855	on_command => sub {
919	my ($pl, $name, $params) = @_;	856	my ($pl, $name, $params) = @_;
…		…
932		869
933	my $msg = eval { from_json $buf };	870	my $msg = eval { from_json $buf };
934		871
935	if (ref $msg) {	872	if (ref $msg) {
936	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	873	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
937	if (my %reply = $cb->[0]->($pl, $msg)) {	874	if (my %reply = $cb->($pl, $msg)) {
938	$pl->ext_reply ($msg->{msgid}, %reply);	875	$pl->ext_reply ($msg->{msgid}, %reply);
939	}	876	}
940	}	877	}
941	} else {	878	} else {
942	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	879	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
944		881
945	cf::override;	882	cf::override;
946	},	883	},
947	);	884	);
948		885
949	sub register {
950	my ($base, $pkg) = @_;
951
952	#TODO
953	}
954
955	sub load_extension {	886	sub load_extension {
956	my ($path) = @_;	887	my ($path) = @_;
957		888
958	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	889	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
959	my $base = $1;	890	my $base = $1;
960	my $pkg = $1;	891	my $pkg = $1;
961	$pkg =~ s/[^[:word:]]/_/g;	892	$pkg =~ s/[^[:word:]]/_/g;
962	$pkg = "ext::$pkg";	893	$pkg = "ext::$pkg";
963		894
964	warn "loading '$path' into '$pkg'\n";	895	warn "... loading '$path' into '$pkg'\n";
965		896
966	open my $fh, "<:utf8", $path	897	open my $fh, "<:utf8", $path
967	or die "$path: $!";	898	or die "$path: $!";
968		899
969	my $source =	900	my $source =
970	"package $pkg; use strict; use utf8;\n"	901	"package $pkg; use strict; use utf8;\n"
971	. "#line 1 \"$path\"\n{\n"	902	. "#line 1 \"$path\"\n{\n"
972	. (do { local $/; <$fh> })	903	. (do { local $/; <$fh> })
973	. "\n};\n1";	904	. "\n};\n1";
974		905
975	eval $source	906	unless (eval $source) {
976	or die $@ ? "$path: $@\n"	907	my $msg = $@ ? "$path: $@\n"
977	: "extension disabled.\n";	908	: "extension disabled.\n";
978		909	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
979	push @exts, $pkg;	910	warn $@;
980	$ext_pkg{$base} = $pkg;	911	warn "mandatory extension failed to load, exiting.\n";
981		912	exit 1;
982	# no strict 'refs';	913	}
983	# @{"$pkg\::ISA"} = ext::;	914	die $@;
984
985	register $base, $pkg;
986	}
987
988	sub unload_extension {
989	my ($pkg) = @_;
990
991	warn "removing extension $pkg\n";
992
993	# remove hooks
994	#TODO
995	# for my $idx (0 .. $#PLUGIN_EVENT) {
996	# delete $hook[$idx]{$pkg};
997	# }	915	}
998		916
999	# remove commands	917	push @EXTS, $pkg;
1000	for my $name (keys %COMMAND) {
1001	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1002
1003	if (@cb) {
1004	$COMMAND{$name} = \@cb;
1005	} else {
1006	delete $COMMAND{$name};
1007	}
1008	}
1009
1010	# remove extcmds
1011	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1012	delete $EXTCMD{$name};
1013	}
1014
1015	if (my $cb = $pkg->can ("unload")) {
1016	eval {
1017	$cb->($pkg);
1018	1
1019	} or warn "$pkg unloaded, but with errors: $@";
1020	}
1021
1022	Symbol::delete_package $pkg;
1023	}	918	}
1024		919
1025	sub load_extensions {	920	sub load_extensions {
1026	for my $ext (<$LIBDIR/*.ext>) {	921	for my $ext (<$LIBDIR/*.ext>) {
1027	next unless -r $ext;	922	next unless -r $ext;
…		…
1031	} or warn "$ext not loaded: $@";	926	} or warn "$ext not loaded: $@";
1032	}	927	}
1033	}	928	}
1034		929
1035	#############################################################################	930	#############################################################################
1036	# load/save/clean perl data associated with a map
1037
1038	*cf::mapsupport::on_clean = sub {
1039	my ($map) = @_;
1040
1041	my $path = $map->tmpname;
1042	defined $path or return;
1043
1044	unlink "$path.pst";
1045	};
1046
1047	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1048
1049	#############################################################################
1050	# load/save perl data associated with player->ob objects
1051
1052	sub all_objects(@) {
1053	@_, map all_objects ($_->inv), @_
1054	}
1055
1056	# TODO: compatibility cruft, remove when no longer needed
1057	cf::player->attach (
1058	on_load => sub {
1059	my ($pl, $path) = @_;
1060
1061	for my $o (all_objects $pl->ob) {
1062	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1063	$o->set_ob_key_value ("_perl_data");
1064
1065	%$o = %{ Storable::thaw pack "H*", $value };
1066	}
1067	}
1068	},
1069	);
1070
1071	#############################################################################
1072		931
1073	=head2 CORE EXTENSIONS	932	=head2 CORE EXTENSIONS
1074		933
1075	Functions and methods that extend core crossfire objects.	934	Functions and methods that extend core crossfire objects.
1076		935
1077	=cut	936	=cut
1078		937
1079	package cf::player;	938	package cf::player;
1080		939
		940	use Coro::AIO;
		941
1081	=head3 cf::player	942	=head3 cf::player
1082		943
1083	=over 4	944	=over 4
1084		945
1085	=item cf::player::find $login	946	=item cf::player::find $login
1086		947
1087	Returns the given player object, loading it if necessary (might block).	948	Returns the given player object, loading it if necessary (might block).
1088		949
1089	=cut	950	=cut
1090		951
		952	sub playerdir($) {
		953	cf::localdir
		954	. "/"
		955	. cf::playerdir
		956	. "/"
		957	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		958	}
		959
1091	sub path($) {	960	sub path($) {
1092	sprintf "%s/%s/%s/%s.pl",	961	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
1093	cf::localdir, cf::playerdir,	962
1094	(ref $_[0] ? $_[0]->ob->name : $_[0]) x 2	963	(playerdir $login) . "/$login.pl"
1095	}	964	}
1096		965
1097	sub find_active($) {	966	sub find_active($) {
1098	$cf::PLAYER{$_[0]}	967	$cf::PLAYER{$_[0]}
1099	and $cf::PLAYER{$_[0]}->active	968	and $cf::PLAYER{$_[0]}->active
…		…
1102		971
1103	sub exists($) {	972	sub exists($) {
1104	my ($login) = @_;	973	my ($login) = @_;
1105		974
1106	$cf::PLAYER{$login}	975	$cf::PLAYER{$login}
1107	or cf::sync_job { !aio_stat $login }	976	or cf::sync_job { !aio_stat path $login }
1108	}	977	}
1109		978
1110	sub find($) {	979	sub find($) {
1111	return $cf::PLAYER{$_[0]} || do {	980	return $cf::PLAYER{$_[0]} || do {
1112	my $login = $_[0];	981	my $login = $_[0];
1113		982
1114	my $guard = cf::lock_acquire "user_find:$login";	983	my $guard = cf::lock_acquire "user_find:$login";
1115		984
1116	$cf::PLAYER{$login} ||= (load_pl path $login or return);	985	$cf::PLAYER{$_[0]} || do {
		986	my $pl = load_pl path $login
		987	or return;
		988	$cf::PLAYER{$login} = $pl
		989	}
1117	};	990	}
1118	}	991	}
1119		992
1120	sub save($) {	993	sub save($) {
1121	my ($pl) = @_;	994	my ($pl) = @_;
1122		995
…		…
1124		997
1125	my $path = path $pl;	998	my $path = path $pl;
1126	my $guard = cf::lock_acquire "user_save:$path";	999	my $guard = cf::lock_acquire "user_save:$path";
1127		1000
1128	return if $pl->{deny_save};	1001	return if $pl->{deny_save};
		1002
		1003	aio_mkdir playerdir $pl, 0770;
1129	$pl->{last_save} = $cf::RUNTIME;	1004	$pl->{last_save} = $cf::RUNTIME;
1130		1005
1131	Coro::cede;
1132	$pl->save_pl ($path);	1006	$pl->save_pl ($path);
1133	Coro::cede;	1007	Coro::cede;
1134	}	1008	}
1135		1009
1136	sub new($) {	1010	sub new($) {
…		…
1144	$cf::PLAYER{$login} = $self;	1018	$cf::PLAYER{$login} = $self;
1145		1019
1146	$self	1020	$self
1147	}	1021	}
1148		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
		1100	}
		1101
1149	=item $player->ext_reply ($msgid, $msgtype, %msg)	1102	=item $player->ext_reply ($msgid, $msgtype, %msg)
1150		1103
1151	Sends an ext reply to the player.	1104	Sends an ext reply to the player.
1152		1105
1153	=cut	1106	=cut
…		…
1174	package cf::map;	1127	package cf::map;
1175		1128
1176	use Fcntl;	1129	use Fcntl;
1177	use Coro::AIO;	1130	use Coro::AIO;
1178		1131
		1132	use overload
		1133	'""' => \&as_string,
		1134	fallback => 1;
		1135
1179	our $MAX_RESET = 3600;	1136	our $MAX_RESET = 3600;
1180	our $DEFAULT_RESET = 3000;	1137	our $DEFAULT_RESET = 3000;
1181		1138
1182	sub generate_random_map {	1139	sub generate_random_map {
1183	my ($path, $rmp) = @_;	1140	my ($self, $rmp) = @_;
1184
1185	# mit "rum" bekleckern, nicht	1141	# mit "rum" bekleckern, nicht
1186	cf::map::_create_random_map	1142	$self->_create_random_map (
1187	$path,
1188	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1143	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1189	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1144	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1190	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1145	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1191	$rmp->{exit_on_final_map},	1146	$rmp->{exit_on_final_map},
1192	$rmp->{xsize}, $rmp->{ysize},	1147	$rmp->{xsize}, $rmp->{ysize},
1193	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1148	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1194	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1149	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1195	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1150	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1196	$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},
1197	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1152	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1198	(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
1199	}	1284	}
1200		1285
1201	# and all this just because we cannot iterate over	1286	# and all this just because we cannot iterate over
1202	# all maps in C++...	1287	# all maps in C++...
1203	sub change_all_map_light {	1288	sub change_all_map_light {
…		…
1205		1290
1206	$_->change_map_light ($change)	1291	$_->change_map_light ($change)
1207	for grep $_->outdoor, values %cf::MAP;	1292	for grep $_->outdoor, values %cf::MAP;
1208	}	1293	}
1209		1294
		1295	sub unlink_save {
		1296	my ($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
1210	sub try_load_header($) {	1308	sub load_header_from($) {
1211	my ($path) = @_;	1309	my ($self, $path) = @_;
1212		1310
1213	utf8::encode $path;	1311	utf8::encode $path;
1214	aio_open $path, O_RDONLY, 0	1312	#aio_open $path, O_RDONLY, 0
		1313	# or return;
		1314
		1315	$self->_load_header ($path)
1215	or return;	1316	or return;
1216		1317
1217	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
1218	or return;	1361	or return;
		1362	$self->prepare_orig;
		1363	}
1219		1364
1220	# for better error messages only, will be overwritten	1365	1
1221	$map->path ($path);
1222
1223	$map->load_header ($path)
1224	or return;
1225
1226	$map->{load_path} = $path;
1227
1228	$map
1229	}	1366	}
1230		1367
1231	sub find;	1368	sub find;
1232	sub find {	1369	sub find {
1233	my ($path, $origin) = @_;	1370	my ($path, $origin) = @_;
1234		1371
1235	#warn "find<$path,$origin>\n";#d#
1236
1237	$path = new cf::path $path, $origin && $origin->path;	1372	$path = normalise $path, $origin && $origin->path;
1238	my $key = $path->as_string;
1239		1373
1240	cf::lock_wait "map_find:$key";	1374	cf::lock_wait "map_find:$path";
1241		1375
1242	$cf::MAP{$key} || do {	1376	$cf::MAP{$path} || do {
1243	my $guard = cf::lock_acquire "map_find:$key";	1377	my $guard = cf::lock_acquire "map_find:$path";
1244		1378	my $map = new_from_path cf::map $path
1245	# do it the slow way
1246	my $map = try_load_header $path->save_path;
1247
1248	Coro::cede;
1249
1250	if ($map) {
1251	$map->last_access ((delete $map->{last_access})
1252	|| $cf::RUNTIME); #d#
1253	# safety
1254	$map->{instantiate_time} = $cf::RUNTIME
1255	if $map->{instantiate_time} > $cf::RUNTIME;
1256	} else {
1257	if (my $rmp = $path->random_map_params) {
1258	$map = generate_random_map $key, $rmp;
1259	} else {
1260	$map = try_load_header $path->load_path;
1261	}
1262
1263	$map or return;	1379	or return;
1264		1380
1265	$map->{load_original} = 1;
1266	$map->{instantiate_time} = $cf::RUNTIME;
1267	$map->last_access ($cf::RUNTIME);
1268	$map->instantiate;
1269
1270	# per-player maps become, after loading, normal maps
1271	$map->per_player (0) if $path->{user_rel};
1272	}
1273
1274	$map->path ($key);
1275	$map->{path} = $path;
1276	$map->{last_save} = $cf::RUNTIME;	1381	$map->{last_save} = $cf::RUNTIME;
1277		1382
1278	Coro::cede;	1383	$map->load_header
		1384	or return;
1279		1385
1280	if ($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;
1281	$map->reset;	1389	$map->reset;
1282	undef $guard;	1390	undef $guard;
1283	$map = find $path	1391	return find $path;
1284	or return;
1285	}	1392	}
1286		1393
1287	$cf::MAP{$key} = $map	1394	$cf::MAP{$path} = $map
1288	}	1395	}
1289	}	1396	}
		1397
		1398	sub pre_load { }
		1399	sub post_load { }
1290		1400
1291	sub load {	1401	sub load {
1292	my ($self) = @_;	1402	my ($self) = @_;
1293		1403
		1404	local $self->{deny_reset} = 1; # loading can take a long time
		1405
1294	my $path = $self->{path};	1406	my $path = $self->{path};
1295	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1407	my $guard = cf::lock_acquire "map_load:$path";
1296		1408
1297	return if $self->in_memory != cf::MAP_SWAPPED;	1409	return if $self->in_memory != cf::MAP_SWAPPED;
1298		1410
1299	$self->in_memory (cf::MAP_LOADING);	1411	$self->in_memory (cf::MAP_LOADING);
1300		1412
1301	$self->alloc;	1413	$self->alloc;
		1414
		1415	$self->pre_load;
		1416
1302	$self->load_objects ($self->{load_path}, 1)	1417	$self->_load_objects ($self->{load_path}, 1)
1303	or return;	1418	or return;
1304		1419
1305	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1420	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1306	if delete $self->{load_original};	1421	if delete $self->{load_original};
1307		1422
1308	if (my $uniq = $path->uniq_path) {	1423	if (my $uniq = $self->uniq_path) {
1309	utf8::encode $uniq;	1424	utf8::encode $uniq;
1310	if (aio_open $uniq, O_RDONLY, 0) {	1425	if (aio_open $uniq, O_RDONLY, 0) {
1311	$self->clear_unique_items;	1426	$self->clear_unique_items;
1312	$self->load_objects ($uniq, 0);	1427	$self->_load_objects ($uniq, 0);
1313	}	1428	}
1314	}	1429	}
1315		1430
1316	Coro::cede;	1431	Coro::cede;
1317		1432
1318	# now do the right thing for maps	1433	# now do the right thing for maps
1319	$self->link_multipart_objects;	1434	$self->link_multipart_objects;
1320		1435
1321	if ($self->{path}->is_style_map) {	1436	unless ($self->{deny_activate}) {
1322	$self->{deny_save} = 1;	1437	$self->decay_objects;
1323	$self->{deny_reset} = 1;
1324	} else {
1325	$self->fix_auto_apply;	1438	$self->fix_auto_apply;
1326	$self->decay_objects;
1327	$self->update_buttons;	1439	$self->update_buttons;
		1440	Coro::cede;
1328	$self->set_darkness_map;	1441	$self->set_darkness_map;
1329	$self->difficulty ($self->estimate_difficulty)	1442	$self->difficulty ($self->estimate_difficulty)
1330	unless $self->difficulty;	1443	unless $self->difficulty;
		1444	Coro::cede;
1331	$self->activate;	1445	$self->activate;
1332	}	1446	}
1333		1447
1334	Coro::cede;	1448	$self->post_load;
1335		1449
1336	$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	$neigh->load;
		1483	}
1337	}	1484	}
1338		1485
1339	sub find_sync {	1486	sub find_sync {
1340	my ($path, $origin) = @_;	1487	my ($path, $origin) = @_;
1341		1488
1342	cf::sync_job { cf::map::find $path, $origin }	1489	cf::sync_job { find $path, $origin }
1343	}	1490	}
1344		1491
1345	sub do_load_sync {	1492	sub do_load_sync {
1346	my ($map) = @_;	1493	my ($map) = @_;
1347		1494
1348	cf::sync_job { $map->load };	1495	cf::sync_job { $map->load };
1349	}	1496	}
1350		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	$MAP_PREFETCHER->prio (6);
		1524
		1525	()
		1526	}
		1527
1351	sub save {	1528	sub save {
1352	my ($self) = @_;	1529	my ($self) = @_;
1353		1530
1354	my $lock = cf::lock_acquire "map_data:" . $self->path;	1531	my $lock = cf::lock_acquire "map_data:" . $self->path;
1355		1532
1356	$self->{last_save} = $cf::RUNTIME;	1533	$self->{last_save} = $cf::RUNTIME;
1357		1534
1358	return unless $self->dirty;	1535	return unless $self->dirty;
1359		1536
1360	my $save = $self->{path}->save_path; utf8::encode $save;	1537	my $save = $self->save_path; utf8::encode $save;
1361	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1538	my $uniq = $self->uniq_path; utf8::encode $uniq;
1362		1539
1363	$self->{load_path} = $save;	1540	$self->{load_path} = $save;
1364		1541
1365	return if $self->{deny_save};	1542	return if $self->{deny_save};
1366		1543
…		…
1369	cf::async {	1546	cf::async {
1370	$_->contr->save for $self->players;	1547	$_->contr->save for $self->players;
1371	};	1548	};
1372		1549
1373	if ($uniq) {	1550	if ($uniq) {
1374	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1551	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1375	$self->save_objects ($uniq, cf::IO_UNIQUES);	1552	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1376	} else {	1553	} else {
1377	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1554	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1378	}	1555	}
1379	}	1556	}
1380		1557
1381	sub swap_out {	1558	sub swap_out {
1382	my ($self) = @_;	1559	my ($self) = @_;
…		…
1396		1573
1397	sub reset_at {	1574	sub reset_at {
1398	my ($self) = @_;	1575	my ($self) = @_;
1399		1576
1400	# TODO: safety, remove and allow resettable per-player maps	1577	# TODO: safety, remove and allow resettable per-player maps
1401	return 1e99 if $self->{path}{user_rel};	1578	return 1e99 if $self->isa ("ext::map_per_player");#d#
1402	return 1e99 if $self->{deny_reset};	1579	return 1e99 if $self->{deny_reset};
1403		1580
1404	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1581	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1405	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1582	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1406		1583
…		…
1411	my ($self) = @_;	1588	my ($self) = @_;
1412		1589
1413	$self->reset_at <= $cf::RUNTIME	1590	$self->reset_at <= $cf::RUNTIME
1414	}	1591	}
1415		1592
1416	sub unlink_save {
1417	my ($self) = @_;
1418
1419	utf8::encode (my $save = $self->{path}->save_path);
1420	aioreq_pri 3; IO::AIO::aio_unlink $save;
1421	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1422	}
1423
1424	sub rename {
1425	my ($self, $new_path) = @_;
1426
1427	$self->unlink_save;
1428
1429	delete $cf::MAP{$self->path};
1430	$self->{path} = new cf::path $new_path;
1431	$self->path ($self->{path}->as_string);
1432	$cf::MAP{$self->path} = $self;
1433
1434	$self->save;
1435	}
1436
1437	sub reset {	1593	sub reset {
1438	my ($self) = @_;	1594	my ($self) = @_;
1439		1595
1440	my $lock = cf::lock_acquire "map_data:" . $self->path;	1596	my $lock = cf::lock_acquire "map_data:$self->{path}";
1441		1597
1442	return if $self->players;	1598	return if $self->players;
1443	return if $self->{path}{user_rel};#d#	1599	return if $self->isa ("ext::map_per_player");#d#
1444		1600
1445	warn "resetting map ", $self->path;#d#	1601	warn "resetting map ", $self->path;#d#
1446		1602
1447	delete $cf::MAP{$self->path};	1603	delete $cf::MAP{$self->path};
		1604
		1605	$self->in_memory (cf::MAP_SWAPPED);
		1606	$self->clear;
1448		1607
1449	$_->clear_links_to ($self) for values %cf::MAP;	1608	$_->clear_links_to ($self) for values %cf::MAP;
1450		1609
1451	$self->unlink_save;	1610	$self->unlink_save;
1452	$self->destroy;	1611	$self->destroy;
…		…
1455	my $nuke_counter = "aaaa";	1614	my $nuke_counter = "aaaa";
1456		1615
1457	sub nuke {	1616	sub nuke {
1458	my ($self) = @_;	1617	my ($self) = @_;
1459		1618
		1619	delete $cf::MAP{$self->path};
		1620
		1621	$self->unlink_save;
		1622
		1623	bless $self, "cf::map";
		1624	delete $self->{deny_reset};
1460	$self->{deny_save} = 1;	1625	$self->{deny_save} = 1;
1461	$self->reset_timeout (1);	1626	$self->reset_timeout (1);
1462	$self->rename ("{nuke}/" . ($nuke_counter++));	1627	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1628
		1629	$cf::MAP{$self->path} = $self;
		1630
1463	$self->reset; # polite request, might not happen	1631	$self->reset; # polite request, might not happen
1464	}	1632	}
1465		1633
1466	sub customise_for {	1634	=item cf::map::unique_maps
1467	my ($map, $ob) = @_;
1468		1635
1469	if ($map->per_player) {	1636	Returns an arrayref of paths of all shared maps that have
1470	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1637	instantiated unique items. May block.
1471	}
1472		1638
1473	$map	1639	=cut
1474	}
1475		1640
1476	sub emergency_save {	1641	sub unique_maps() {
1477	my $freeze_guard = cf::freeze_mainloop;	1642	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1643	or return;
1478		1644
1479	warn "enter emergency map save\n";	1645	my @paths;
1480		1646
1481	cf::sync_job {	1647	for (@$files) {
1482	warn "begin emergency map save\n";	1648	utf8::decode $_;
1483	$_->save for values %cf::MAP;	1649	next if /\.pst$/;
		1650	next unless /^$PATH_SEP/o;
		1651
		1652	push @paths, cf::map::normalise $_;
1484	};	1653	}
1485		1654
1486	warn "end emergency map save\n";	1655	\@paths
1487	}	1656	}
1488		1657
1489	package cf;	1658	package cf;
1490		1659
1491	=back	1660	=back
1492		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
1493		1688
1494	=head3 cf::object::player	1689	=head3 cf::object::player
1495		1690
1496	=over 4	1691	=over 4
1497		1692
…		…
1537		1732
1538	=item $player_object->enter_link	1733	=item $player_object->enter_link
1539		1734
1540	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}>).
1541		1736
1542	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
1543	I<MUST> call C<leave_link> as soon as possible, though.	1738	I<MUST> call C<leave_link> as soon as possible, though.
1544		1739
		1740	Will never block.
		1741
1545	=item $player_object->leave_link ($map, $x, $y)	1742	=item $player_object->leave_link ($map, $x, $y)
1546		1743
1547	Moves the player out of the specila link map onto the given map. If the	1744	Moves the player out of the special C<{link}> map onto the specified
1548	map is not valid (or omitted), the player will be moved back to the	1745	map. If the map is not valid (or omitted), the player will be moved back
1549	location he/she was before the call to C<enter_link>, or, if that fails,	1746	to the location he/she was before the call to C<enter_link>, or, if that
1550	to the emergency map position.	1747	fails, to the emergency map position.
1551		1748
1552	Might block.	1749	Might block.
1553		1750
1554	=cut	1751	=cut
		1752
		1753	sub link_map {
		1754	unless ($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	$LINK_MAP
		1761	}
1555		1762
1556	sub cf::object::player::enter_link {	1763	sub cf::object::player::enter_link {
1557	my ($self) = @_;	1764	my ($self) = @_;
1558		1765
1559	$self->deactivate_recursive;	1766	$self->deactivate_recursive;
1560		1767
1561	return if $self->map == $LINK_MAP;	1768	return if UNIVERSAL::isa $self->map, "ext::map_link";
1562		1769
1563	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1770	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1564	if $self->map;	1771	if $self->map;
1565		1772
1566	$self->enter_map ($LINK_MAP, 20, 20);	1773	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1567	}	1774	}
1568		1775
1569	sub cf::object::player::leave_link {	1776	sub cf::object::player::leave_link {
1570	my ($self, $map, $x, $y) = @_;	1777	my ($self, $map, $x, $y) = @_;
1571		1778
…		…
1589	# use -1 or undef as default coordinates, not 0, 0	1796	# use -1 or undef as default coordinates, not 0, 0
1590	($x, $y) = ($map->enter_x, $map->enter_y)	1797	($x, $y) = ($map->enter_x, $map->enter_y)
1591	if $x <=0 && $y <= 0;	1798	if $x <=0 && $y <= 0;
1592		1799
1593	$map->load;	1800	$map->load;
		1801	$map->load_diag;
1594		1802
1595	return unless $self->contr->active;	1803	return unless $self->contr->active;
1596	$self->activate_recursive;	1804	$self->activate_recursive;
1597	$self->enter_map ($map, $x, $y);	1805	$self->enter_map ($map, $x, $y);
1598	}	1806	}
…		…
1637	my ($self, $path, $x, $y) = @_;	1845	my ($self, $path, $x, $y) = @_;
1638		1846
1639	$self->enter_link;	1847	$self->enter_link;
1640		1848
1641	(async {	1849	(async {
1642	$path = new cf::path $path;	1850	my $map = eval {
1643
1644	my $map = cf::map::find $path->as_string;	1851	my $map = cf::map::find $path;
1645	$map = $map->customise_for ($self) if $map;	1852	$map = $map->customise_for ($self) if $map;
1646		1853	$map
1647	# warn "entering ", $map->path, " at ($x, $y)\n"	1854	} or
1648	# if $map;
1649
1650	$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);
1651		1856
1652	$self->leave_link ($map, $x, $y);	1857	$self->leave_link ($map, $x, $y);
1653	})->prio (1);	1858	})->prio (1);
1654	}	1859	}
1655		1860
…		…
1659		1864
1660	sub parse_random_map_params {	1865	sub parse_random_map_params {
1661	my ($spec) = @_;	1866	my ($spec) = @_;
1662		1867
1663	my $rmp = { # defaults	1868	my $rmp = { # defaults
1664	xsize => 10,	1869	xsize => (cf::rndm 15, 40),
1665	ysize => 10,	1870	ysize => (cf::rndm 15, 40),
		1871	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1872	#layout => string,
1666	};	1873	};
1667		1874
1668	for (split /\n/, $spec) {	1875	for (split /\n/, $spec) {
1669	my ($k, $v) = split /\s+/, $_, 2;	1876	my ($k, $v) = split /\s+/, $_, 2;
1670		1877
…		…
1674	$rmp	1881	$rmp
1675	}	1882	}
1676		1883
1677	sub prepare_random_map {	1884	sub prepare_random_map {
1678	my ($exit) = @_;	1885	my ($exit) = @_;
		1886
		1887	my $guard = cf::lock_acquire "exit_prepare:$exit";
1679		1888
1680	# all this does is basically replace the /! path by	1889	# all this does is basically replace the /! path by
1681	# a new random map path (?random/...) with a seed	1890	# a new random map path (?random/...) with a seed
1682	# that depends on the exit object	1891	# that depends on the exit object
1683		1892
1684	my $rmp = parse_random_map_params $exit->msg;	1893	my $rmp = parse_random_map_params $exit->msg;
1685		1894
1686	if ($exit->map) {	1895	if ($exit->map) {
1687	$rmp->{region} = $exit->map->region_name;	1896	$rmp->{region} = $exit->region->name;
1688	$rmp->{origin_map} = $exit->map->path;	1897	$rmp->{origin_map} = $exit->map->path;
1689	$rmp->{origin_x} = $exit->x;	1898	$rmp->{origin_x} = $exit->x;
1690	$rmp->{origin_y} = $exit->y;	1899	$rmp->{origin_y} = $exit->y;
1691	}	1900	}
1692		1901
1693	$rmp->{random_seed} ||= $exit->random_seed;	1902	$rmp->{random_seed} ||= $exit->random_seed;
1694		1903
1695	my $data = cf::to_json $rmp;	1904	my $data = cf::to_json $rmp;
1696	my $md5 = Digest::MD5::md5_hex $data;	1905	my $md5 = Digest::MD5::md5_hex $data;
		1906	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1697		1907
1698	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) {
1699	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;
1700		1912
1701	$exit->slaying ("?random/$md5");	1913	$exit->slaying ("?random/$md5");
1702	$exit->msg (undef);	1914	$exit->msg (undef);
1703	}	1915	}
1704	}	1916	}
1705		1917
1706	sub cf::object::player::enter_exit {	1918	sub cf::object::player::enter_exit {
1707	my ($self, $exit) = @_;	1919	my ($self, $exit) = @_;
1708		1920
1709	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;
1710		1931
1711	$self->enter_link;	1932	$self->enter_link;
1712		1933
1713	(async {	1934	(async {
1714	$self->deactivate_recursive; # just to be sure	1935	$self->deactivate_recursive; # just to be sure
1715	unless (eval {	1936	unless (eval {
1716	prepare_random_map $exit	1937	$self->goto ($slaying, $hp, $sp);
1717	if $exit->slaying eq "/!";
1718
1719	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1720	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1721		1938
1722	1;	1939	1;
1723	}) {	1940	}) {
1724	$self->message ("Something went wrong deep within the crossfire server. "	1941	$self->message ("Something went wrong deep within the crossfire server. "
1725	. "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. "
1726	. "Please report this to the dungeon master",	1943	. "Please report this to the dungeon master!",
1727	cf::NDI_UNIQUE | cf::NDI_RED);	1944	cf::NDI_UNIQUE | cf::NDI_RED);
1728		1945
1729	warn "ERROR in enter_exit: $@";	1946	warn "ERROR in enter_exit: $@";
1730	$self->leave_link;	1947	$self->leave_link;
1731	}	1948	}
…		…
1786	# get handled first	2003	# get handled first
1787	my $queue = delete $ns->{query_queue}	2004	my $queue = delete $ns->{query_queue}
1788	or return; # be conservative, not sure how that can happen, but we saw a crash here	2005	or return; # be conservative, not sure how that can happen, but we saw a crash here
1789		2006
1790	(shift @$queue)->[1]->($msg);	2007	(shift @$queue)->[1]->($msg);
		2008	return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1791		2009
1792	push @{ $ns->{query_queue} }, @$queue;	2010	push @{ $ns->{query_queue} }, @$queue;
1793		2011
1794	if (@{ $ns->{query_queue} } == @$queue) {	2012	if (@{ $ns->{query_queue} } == @$queue) {
1795	if (@$queue) {	2013	if (@$queue) {
…		…
2014	sub db_sync() {	2232	sub db_sync() {
2015	db_save if $dirty;	2233	db_save if $dirty;
2016	undef $dirty;	2234	undef $dirty;
2017	}	2235	}
2018		2236
2019	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2237	my $idle = Event->idle (
2020	db_sync;	2238	reentrant => 0,
		2239	min => 10,
		2240	max => 20,
		2241	repeat => 0,
		2242	data => WF_AUTOCANCEL,
		2243	cb => \&db_sync,
2021	});	2244	);
2022		2245
2023	sub db_dirty() {	2246	sub db_dirty() {
2024	$dirty = 1;	2247	$dirty = 1;
2025	$idle->start;	2248	$idle->start;
2026	}	2249	}
…		…
2047	},	2270	},
2048	);	2271	);
2049	}	2272	}
2050		2273
2051	#############################################################################	2274	#############################################################################
2052	# the server's main()	2275	# the server's init and main functions
		2276
		2277	sub load_resources {
		2278	load_regions sprintf "%s/%s/regions", cf::datadir, cf::mapdir
		2279	or die "unable to load regions file\n";#d#
		2280	}
2053		2281
2054	sub cfg_load {	2282	sub cfg_load {
2055	open my $fh, "<:utf8", cf::confdir . "/config"	2283	open my $fh, "<:utf8", cf::confdir . "/config"
2056	or return;	2284	or return;
2057		2285
…		…
2063	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2291	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2064	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	2292	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2065		2293
2066	if (exists $CFG{mlockall}) {	2294	if (exists $CFG{mlockall}) {
2067	eval {	2295	eval {
2068	$CFG{mlockall} ? &mlockall : &munlockall	2296	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2069	and die "WARNING: m(un)lockall failed: $!\n";	2297	and die "WARNING: m(un)lockall failed: $!\n";
2070	};	2298	};
2071	warn $@ if $@;	2299	warn $@ if $@;
2072	}	2300	}
		2301	}
		2302
		2303	sub init {
		2304	load_resources;
2073	}	2305	}
2074		2306
2075	sub main {	2307	sub main {
2076	# we must not ever block the main coroutine	2308	# we must not ever block the main coroutine
2077	local $Coro::idle = sub {	2309	local $Coro::idle = sub {
2078	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2310	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2311	(async {
2079	async { Event::one_event };	2312	Event::one_event;
		2313	})->prio (Coro::PRIO_MAX);
2080	};	2314	};
2081		2315
2082	cfg_load;	2316	cfg_load;
2083	db_load;	2317	db_load;
2084	load_extensions;	2318	load_extensions;
		2319
		2320	$TICK_WATCHER->start;
2085	Event::loop;	2321	Event::loop;
2086	}	2322	}
2087		2323
2088	#############################################################################	2324	#############################################################################
2089	# initialisation	2325	# initialisation and cleanup
		2326
		2327	# install some emergency cleanup handlers
		2328	BEGIN {
		2329	for my $signal (qw(INT HUP TERM)) {
		2330	Event->signal (
		2331	reentrant => 0,
		2332	data => WF_AUTOCANCEL,
		2333	signal => $signal,
		2334	prio => 0,
		2335	cb => sub {
		2336	cf::cleanup "SIG$signal";
		2337	},
		2338	);
		2339	}
		2340	}
		2341
		2342	sub emergency_save() {
		2343	my $freeze_guard = cf::freeze_mainloop;
		2344
		2345	warn "enter emergency perl save\n";
		2346
		2347	cf::sync_job {
		2348	# use a peculiar iteration method to avoid tripping on perl
		2349	# refcount bugs in for. also avoids problems with players
		2350	# and maps saved/destroyed asynchronously.
		2351	warn "begin emergency player save\n";
		2352	for my $login (keys %cf::PLAYER) {
		2353	my $pl = $cf::PLAYER{$login} or next;
		2354	$pl->valid or next;
		2355	$pl->save;
		2356	}
		2357	warn "end emergency player save\n";
		2358
		2359	warn "begin emergency map save\n";
		2360	for my $path (keys %cf::MAP) {
		2361	my $map = $cf::MAP{$path} or next;
		2362	$map->valid or next;
		2363	$map->save;
		2364	}
		2365	warn "end emergency map save\n";
		2366	};
		2367
		2368	warn "leave emergency perl save\n";
		2369	}
2090		2370
2091	sub reload() {	2371	sub reload() {
2092	# can/must only be called in main	2372	# can/must only be called in main
2093	if ($Coro::current != $Coro::main) {	2373	if ($Coro::current != $Coro::main) {
2094	warn "can only reload from main coroutine\n";	2374	warn "can only reload from main coroutine";
2095	return;	2375	return;
2096	}	2376	}
2097		2377
2098	warn "reloading...";	2378	warn "reloading...";
2099		2379
2100	my $guard = freeze_mainloop;	2380	warn "cancelling server ticker";
		2381	$TICK_WATCHER->cancel;
		2382
2101	cf::emergency_save;	2383	cf::emergency_save;
2102		2384
2103	eval {	2385	eval {
2104	# if anything goes wrong in here, we should simply crash as we already saved	2386	# if anything goes wrong in here, we should simply crash as we already saved
2105		2387
2106	# cancel all watchers	2388	warn "syncing database to disk";
		2389	cf::db_sync;
		2390
		2391	warn "cancelling all WF_AUTOCANCEL watchers";
2107	for (Event::all_watchers) {	2392	for (Event::all_watchers) {
2108	$_->cancel if $_->data & WF_AUTOCANCEL;	2393	$_->cancel if $_->data & WF_AUTOCANCEL;
2109	}	2394	}
2110		2395
		2396	warn "flushing outstanding aio requests";
		2397	for (;;) {
		2398	IO::AIO::flush;
		2399	Coro::cede;
		2400	last unless IO::AIO::nreqs;
		2401	warn "iterate...";
		2402	}
		2403
2111	# cancel all extension coros	2404	warn "cancelling all extension coros";
2112	$_->cancel for values %EXT_CORO;	2405	$_->cancel for values %EXT_CORO;
2113	%EXT_CORO = ();	2406	%EXT_CORO = ();
2114		2407
2115	# unload all extensions	2408	warn "removing commands";
2116	for (@exts) {	2409	%COMMAND = ();
		2410
		2411	warn "removing ext commands";
		2412	%EXTCMD = ();
		2413
		2414	warn "unloading/nuking all extensions";
		2415	for my $pkg (@EXTS) {
2117	warn "unloading <$_>";	2416	warn "... unloading $pkg";
2118	unload_extension $_;	2417
		2418	if (my $cb = $pkg->can ("unload")) {
		2419	eval {
		2420	$cb->($pkg);
		2421	1
		2422	} or warn "$pkg unloaded, but with errors: $@";
2119	}	2423	}
2120		2424
		2425	warn "... nuking $pkg";
		2426	Symbol::delete_package $pkg;
		2427	}
		2428
2121	# unload all modules loaded from $LIBDIR	2429	warn "unloading all perl modules loaded from $LIBDIR";
2122	while (my ($k, $v) = each %INC) {	2430	while (my ($k, $v) = each %INC) {
2123	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2431	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2124		2432
2125	warn "removing <$k>";	2433	warn "... unloading $k";
2126	delete $INC{$k};	2434	delete $INC{$k};
2127		2435
2128	$k =~ s/\.pm$//;	2436	$k =~ s/\.pm$//;
2129	$k =~ s/\//::/g;	2437	$k =~ s/\//::/g;
2130		2438
…		…
2133	}	2441	}
2134		2442
2135	Symbol::delete_package $k;	2443	Symbol::delete_package $k;
2136	}	2444	}
2137		2445
2138	# sync database to disk
2139	cf::db_sync;
2140	IO::AIO::flush;
2141
2142	# get rid of safe::, as good as possible	2446	warn "getting rid of safe::, as good as possible";
2143	Symbol::delete_package "safe::$_"	2447	Symbol::delete_package "safe::$_"
2144	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2448	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2145		2449
2146	# remove register_script_function callbacks
2147	# TODO
2148
2149	# unload cf.pm "a bit"	2450	warn "unloading cf.pm \"a bit\"";
2150	delete $INC{"cf.pm"};	2451	delete $INC{"cf.pm"};
2151		2452
2152	# don't, removes xs symbols, too,	2453	# don't, removes xs symbols, too,
2153	# and global variables created in xs	2454	# and global variables created in xs
2154	#Symbol::delete_package __PACKAGE__;	2455	#Symbol::delete_package __PACKAGE__;
2155		2456
2156	# reload cf.pm	2457	warn "unload completed, starting to reload now";
		2458
2157	warn "reloading cf.pm";	2459	warn "reloading cf.pm";
2158	require cf;	2460	require cf;
2159	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2461	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2160		2462
2161	# load config and database again	2463	warn "loading config and database again";
2162	cf::cfg_load;	2464	cf::cfg_load;
2163	cf::db_load;	2465	cf::db_load;
2164		2466
2165	# load extensions
2166	warn "load extensions";	2467	warn "loading extensions";
2167	cf::load_extensions;	2468	cf::load_extensions;
2168		2469
2169	# reattach attachments to objects	2470	warn "reattaching attachments to objects/players";
2170	warn "reattach";
2171	_global_reattach;	2471	_global_reattach;
		2472	warn "reattaching attachments to maps";
		2473	reattach $_ for values %MAP;
		2474
		2475	warn "loading reloadable resources";
		2476	load_resources;
		2477
		2478	warn "restarting server ticker";
		2479
		2480	$TICK_WATCHER->start;
2172	};	2481	};
2173		2482
2174	if ($@) {	2483	if ($@) {
2175	warn $@;	2484	warn $@;
2176	warn "error while reloading, exiting.";	2485	warn "error while reloading, exiting.";
2177	exit 1;	2486	exit 1;
2178	}	2487	}
2179		2488
2180	warn "reloaded successfully";	2489	warn "reloaded";
2181	};	2490	};
2182		2491
2183	#############################################################################	2492	our $RELOAD_WATCHER; # used only during reload
2184
2185	unless ($LINK_MAP) {
2186	$LINK_MAP = cf::map::new;
2187
2188	$LINK_MAP->width (41);
2189	$LINK_MAP->height (41);
2190	$LINK_MAP->alloc;
2191	$LINK_MAP->path ("{link}");
2192	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2193	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2194
2195	# dirty hack because... archetypes are not yet loaded
2196	Event->timer (
2197	after => 10,
2198	cb => sub {
2199	$_[0]->w->cancel;
2200
2201	# provide some exits "home"
2202	my $exit = cf::object::new "exit";
2203
2204	$exit->slaying ($EMERGENCY_POSITION->[0]);
2205	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2206	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2207
2208	$LINK_MAP->insert ($exit->clone, 19, 19);
2209	$LINK_MAP->insert ($exit->clone, 19, 20);
2210	$LINK_MAP->insert ($exit->clone, 19, 21);
2211	$LINK_MAP->insert ($exit->clone, 20, 19);
2212	$LINK_MAP->insert ($exit->clone, 20, 21);
2213	$LINK_MAP->insert ($exit->clone, 21, 19);
2214	$LINK_MAP->insert ($exit->clone, 21, 20);
2215	$LINK_MAP->insert ($exit->clone, 21, 21);
2216
2217	$exit->destroy;
2218	});
2219
2220	$LINK_MAP->{deny_save} = 1;
2221	$LINK_MAP->{deny_reset} = 1;
2222
2223	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2224	}
2225
2226	register "<global>", __PACKAGE__;
2227		2493
2228	register_command "reload" => sub {	2494	register_command "reload" => sub {
2229	my ($who, $arg) = @_;	2495	my ($who, $arg) = @_;
2230		2496
2231	if ($who->flag (FLAG_WIZ)) {	2497	if ($who->flag (FLAG_WIZ)) {
2232	$who->message ("start of reload.");	2498	$who->message ("reloading server.");
		2499
		2500	# doing reload synchronously and two reloads happen back-to-back,
		2501	# coro crashes during coro_state_free->destroy here.
		2502
		2503	$RELOAD_WATCHER ||= Event->timer (
		2504	reentrant => 0,
		2505	after => 0,
		2506	data => WF_AUTOCANCEL,
		2507	cb => sub {
2233	reload;	2508	reload;
2234	$who->message ("end of reload.");	2509	undef $RELOAD_WATCHER;
		2510	},
		2511	);
2235	}	2512	}
2236	};	2513	};
2237		2514
2238	unshift @INC, $LIBDIR;	2515	unshift @INC, $LIBDIR;
		2516
		2517	my $bug_warning = 0;
2239		2518
2240	$TICK_WATCHER = Event->timer (	2519	$TICK_WATCHER = Event->timer (
2241	reentrant => 0,	2520	reentrant => 0,
		2521	parked => 1,
2242	prio => 0,	2522	prio => 0,
2243	at => $NEXT_TICK || $TICK,	2523	at => $NEXT_TICK || $TICK,
2244	data => WF_AUTOCANCEL,	2524	data => WF_AUTOCANCEL,
2245	cb => sub {	2525	cb => sub {
		2526	if ($Coro::current != $Coro::main) {
		2527	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2528	unless ++$bug_warning > 10;
		2529	return;
		2530	}
		2531
		2532	$NOW = Event::time;
		2533
2246	cf::server_tick; # one server iteration	2534	cf::server_tick; # one server iteration
2247	$RUNTIME += $TICK;	2535	$RUNTIME += $TICK;
2248	$NEXT_TICK += $TICK;	2536	$NEXT_TICK += $TICK;
		2537
		2538	$WAIT_FOR_TICK->broadcast;
		2539	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2540
		2541	Event::sweep;
		2542	Coro::cede_notself;
		2543
		2544	# my $AFTER = Event::time;
		2545	# warn $AFTER - $NOW;#d#
2249		2546
2250	# if we are delayed by four ticks or more, skip them all	2547	# if we are delayed by four ticks or more, skip them all
2251	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2548	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2252		2549
2253	$TICK_WATCHER->at ($NEXT_TICK);	2550	$TICK_WATCHER->at ($NEXT_TICK);
2254	$TICK_WATCHER->start;	2551	$TICK_WATCHER->start;
2255	},	2552	},
2256	);	2553	);
2257		2554
2258	IO::AIO::max_poll_time $TICK * 0.2;	2555	IO::AIO::max_poll_time $TICK * 0.1;
2259		2556
2260	Event->io (	2557	undef $Coro::AIO::WATCHER;
		2558	$AIO_POLL_WATCHER = Event->io (
		2559	reentrant => 0,
2261	fd => IO::AIO::poll_fileno,	2560	fd => IO::AIO::poll_fileno,
2262	poll => 'r',	2561	poll => 'r',
2263	prio => 5,	2562	prio => 6,
2264	data => WF_AUTOCANCEL,	2563	data => WF_AUTOCANCEL,
2265	cb => \&IO::AIO::poll_cb,	2564	cb => \&IO::AIO::poll_cb,
2266	);	2565	);
2267		2566
2268	Event->timer (	2567	$WRITE_RUNTIME_WATCHER = Event->timer (
		2568	reentrant => 0,
2269	data => WF_AUTOCANCEL,	2569	data => WF_AUTOCANCEL,
2270	after => 0,	2570	after => 1,
2271	interval => 10,	2571	interval => 10,
2272	cb => sub {	2572	prio => 6, # keep it lowest so it acts like a watchdog
2273	(Coro::unblock_sub {	2573	cb => Coro::unblock_sub {
2274	write_runtime	2574	write_runtime
2275	or warn "ERROR: unable to write runtime file: $!";	2575	or warn "ERROR: unable to write runtime file: $!";
2276	})->();
2277	},	2576	},
2278	);	2577	);
2279		2578
2280	END { cf::emergency_save }	2579	END { cf::emergency_save }
2281		2580

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