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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.149 by root, Mon Jan 8 14:11:05 2007 UTC vs.
Revision 1.207 by root, Sun Feb 11 22:42:09 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 BDB ();
		21	use Data::Dumper;
20	use Digest::MD5;	22	use Digest::MD5;
21	use Fcntl;	23	use Fcntl;
22	use IO::AIO 2.32 ();	24	use IO::AIO 2.32 ();
23	use YAML::Syck ();	25	use YAML::Syck ();
24	use Time::HiRes;	26	use Time::HiRes;
25		27
26	use Event; $Event::Eval = 1; # no idea why this is required, but it is	28	use Event; $Event::Eval = 1; # no idea why this is required, but it is
27		29
		30	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		31
28	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	32	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29	$YAML::Syck::ImplicitUnicode = 1;	33	$YAML::Syck::ImplicitUnicode = 1;
30		34
31	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	35	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32		36
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34
35	our %COMMAND = ();	37	our %COMMAND = ();
36	our %COMMAND_TIME = ();	38	our %COMMAND_TIME = ();
		39
		40	our @EXTS = (); # list of extension package names
37	our %EXTCMD = ();	41	our %EXTCMD = ();
		42	our %EXT_CORO = (); # coroutines bound to extensions
		43	our %EXT_MAP = (); # pluggable maps
38		44
39	our @EVENT;	45	our @EVENT;
40	our $LIBDIR = datadir . "/ext";	46	our $LIBDIR = datadir . "/ext";
41		47
42	our $TICK = MAX_TIME * 1e-6;	48	our $TICK = MAX_TIME * 1e-6;
43	our $TICK_WATCHER;	49	our $TICK_WATCHER;
		50	our $AIO_POLL_WATCHER;
		51	our $WRITE_RUNTIME_WATCHER;
44	our $NEXT_TICK;	52	our $NEXT_TICK;
45	our $NOW;	53	our $NOW;
		54	our $USE_FSYNC = 1; # use fsync to write maps - default off
		55
		56	our $BDB_POLL_WATCHER;
		57	our $DB_ENV;
46		58
47	our %CFG;	59	our %CFG;
48		60
49	our $UPTIME; $UPTIME ||= time;	61	our $UPTIME; $UPTIME ||= time;
50	our $RUNTIME;	62	our $RUNTIME;
51		63
52	our %PLAYER; # all users	64	our %PLAYER; # all users
53	our %MAP; # all maps	65	our %MAP; # all maps
54	our $LINK_MAP; # the special {link} map	66	our $LINK_MAP; # the special {link} map, which is always available
55	our $RANDOM_MAPS = cf::localdir . "/random";	67	our $RANDOM_MAPS = cf::localdir . "/random";
56	our %EXT_CORO; # coroutines bound to extensions	68	our $BDB_ENV_DIR = cf::localdir . "/db";
		69
		70	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
		71	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		72
		73	# used to convert map paths into valid unix filenames by replacing / by ∕
		74	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
57		75
58	binmode STDOUT;	76	binmode STDOUT;
59	binmode STDERR;	77	binmode STDERR;
60		78
61	# read virtual server time, if available	79	# read virtual server time, if available
…		…
68	mkdir cf::localdir;	86	mkdir cf::localdir;
69	mkdir cf::localdir . "/" . cf::playerdir;	87	mkdir cf::localdir . "/" . cf::playerdir;
70	mkdir cf::localdir . "/" . cf::tmpdir;	88	mkdir cf::localdir . "/" . cf::tmpdir;
71	mkdir cf::localdir . "/" . cf::uniquedir;	89	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	90	mkdir $RANDOM_MAPS;
		91	mkdir $BDB_ENV_DIR;
73		92
74	# a special map that is always available
75	our $LINK_MAP;
76	our $EMERGENCY_POSITION;	93	our $EMERGENCY_POSITION;
		94
		95	sub cf::map::normalise;
77		96
78	#############################################################################	97	#############################################################################
79		98
80	=head2 GLOBAL VARIABLES	99	=head2 GLOBAL VARIABLES
81		100
…		…
105		124
106	=item %cf::CFG	125	=item %cf::CFG
107		126
108	Configuration for the server, loaded from C</etc/crossfire/config>, or	127	Configuration for the server, loaded from C</etc/crossfire/config>, or
109	from wherever your confdir points to.	128	from wherever your confdir points to.
		129
		130	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		131
		132	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		133	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		134	processing has been done. Call C<< ->wait >> on them to maximise the
		135	window of cpu time available, or simply to synchronise to the server tick.
110		136
111	=back	137	=back
112		138
113	=cut	139	=cut
114		140
…		…
146		172
147	$Event::DIED = sub {	173	$Event::DIED = sub {
148	warn "error in event callback: @_";	174	warn "error in event callback: @_";
149	};	175	};
150		176
151	my %ext_pkg;
152	my @exts;
153	my @hook;
154
155	=head2 UTILITY FUNCTIONS	177	=head2 UTILITY FUNCTIONS
156		178
157	=over 4	179	=over 4
158		180
		181	=item dumpval $ref
		182
159	=cut	183	=cut
		184
		185	sub dumpval {
		186	eval {
		187	local $SIG{__DIE__};
		188	my $d;
		189	if (1) {
		190	$d = new Data::Dumper([$_[0]], ["*var"]);
		191	$d->Terse(1);
		192	$d->Indent(2);
		193	$d->Quotekeys(0);
		194	$d->Useqq(1);
		195	#$d->Bless(...);
		196	$d->Seen($_[1]) if @_ > 1;
		197	$d = $d->Dump();
		198	}
		199	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		200	$d
		201	} || "[unable to dump $_[0]: '$@']";
		202	}
160		203
161	use JSON::Syck (); # TODO# replace by JSON::PC once working	204	use JSON::Syck (); # TODO# replace by JSON::PC once working
162		205
163	=item $ref = cf::from_json $json	206	=item $ref = cf::from_json $json
164		207
…		…
225	}	268	}
226		269
227	sub freeze_mainloop {	270	sub freeze_mainloop {
228	return unless $TICK_WATCHER->is_active;	271	return unless $TICK_WATCHER->is_active;
229		272
230	my $guard = Coro::guard { $TICK_WATCHER->start };	273	my $guard = Coro::guard {
		274	$TICK_WATCHER->start;
		275	$WRITE_RUNTIME_WATCHER->start;
		276	};
		277	$WRITE_RUNTIME_WATCHER->stop;
231	$TICK_WATCHER->stop;	278	$TICK_WATCHER->stop;
232	$guard	279	$guard
233	}	280	}
234		281
235	=item cf::async { BLOCK }	282	=item cf::async { BLOCK }
…		…
287	}	334	}
288	}	335	}
289		336
290	=item $coro = cf::async_ext { BLOCK }	337	=item $coro = cf::async_ext { BLOCK }
291		338
292	Like async, but this coro is automcatially being canceled when the	339	Like async, but this coro is automatically being canceled when the
293	extension calling this is being unloaded.	340	extension calling this is being unloaded.
294		341
295	=cut	342	=cut
296		343
297	sub async_ext(&) {	344	sub async_ext(&) {
…		…
311	my $runtime = cf::localdir . "/runtime";	358	my $runtime = cf::localdir . "/runtime";
312		359
313	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	360	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
314	or return;	361	or return;
315		362
		363	my $value = $cf::RUNTIME + 90 + 10;
316	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock	364	# 10 is the runtime save interval, for a monotonic clock
		365	# 60 allows for the watchdog to kill the server.
		366
317	(aio_write $fh, 0, (length $value), $value, 0) <= 0	367	(aio_write $fh, 0, (length $value), $value, 0) <= 0
318	and return;	368	and return;
319		369
		370	# always fsync - this file is important
320	aio_fsync $fh	371	aio_fsync $fh
321	and return;	372	and return;
322		373
323	close $fh	374	close $fh
324	or return;	375	or return;
…		…
330	}	381	}
331		382
332	=back	383	=back
333		384
334	=cut	385	=cut
335
336	#############################################################################
337
338	package cf::path;
339
340	sub new {
341	my ($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		386
456	#############################################################################	387	#############################################################################
457		388
458	=head2 ATTACHABLE OBJECTS	389	=head2 ATTACHABLE OBJECTS
459		390
…		…
585	our @CB_TYPE = (); # registry for type (cf-object class) based events	516	our @CB_TYPE = (); # registry for type (cf-object class) based events
586	our @CB_MAP = ();	517	our @CB_MAP = ();
587		518
588	my %attachment;	519	my %attachment;
589		520
		521	sub cf::attachable::thawer_merge {
		522	# simply override everything except _meta
		523	local $_[0]{_meta};
		524	%{$_[0]} = %{$_[1]};
		525	}
		526
590	sub _attach_cb($$$$) {	527	sub _attach_cb($$$$) {
591	my ($registry, $event, $prio, $cb) = @_;	528	my ($registry, $event, $prio, $cb) = @_;
592		529
593	use sort 'stable';	530	use sort 'stable';
594		531
…		…
765	# object support	702	# object support
766		703
767	sub reattach {	704	sub reattach {
768	# basically do the same as instantiate, without calling instantiate	705	# basically do the same as instantiate, without calling instantiate
769	my ($obj) = @_;	706	my ($obj) = @_;
		707
		708	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
770		709
771	my $registry = $obj->registry;	710	my $registry = $obj->registry;
772		711
773	@$registry = ();	712	@$registry = ();
774		713
…		…
821	$filename, length $$rdata, scalar @$objs;	760	$filename, length $$rdata, scalar @$objs;
822		761
823	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	762	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
824	chmod SAVE_MODE, $fh;	763	chmod SAVE_MODE, $fh;
825	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	764	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
826	aio_fsync $fh;	765	aio_fsync $fh if $cf::USE_FSYNC;
827	close $fh;	766	close $fh;
828		767
829	if (@$objs) {	768	if (@$objs) {
830	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	769	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
831	chmod SAVE_MODE, $fh;	770	chmod SAVE_MODE, $fh;
832	my $data = Storable::nfreeze { version => 1, objs => $objs };	771	my $data = Storable::nfreeze { version => 1, objs => $objs };
833	aio_write $fh, 0, (length $data), $data, 0;	772	aio_write $fh, 0, (length $data), $data, 0;
834	aio_fsync $fh;	773	aio_fsync $fh if $cf::USE_FSYNC;
835	close $fh;	774	close $fh;
836	aio_rename "$filename.pst~", "$filename.pst";	775	aio_rename "$filename.pst~", "$filename.pst";
837	}	776	}
838	} else {	777	} else {
839	aio_unlink "$filename.pst";	778	aio_unlink "$filename.pst";
…		…
845	}	784	}
846	} else {	785	} else {
847	aio_unlink $filename;	786	aio_unlink $filename;
848	aio_unlink "$filename.pst";	787	aio_unlink "$filename.pst";
849	}	788	}
		789
		790	#d##TODO# nuke non .map-files if exist
		791	if ($filename =~ s/\.map$//) {
		792	aio_unlink $filename;
		793	aio_unlink "$filename.pst";
		794	}
850	}	795	}
851	}	796	}
852		797
853	sub object_freezer_as_string {	798	sub object_freezer_as_string {
854	my ($rdata, $objs) = @_;	799	my ($rdata, $objs) = @_;
…		…
860		805
861	sub object_thawer_load {	806	sub object_thawer_load {
862	my ($filename) = @_;	807	my ($filename) = @_;
863		808
864	my ($data, $av);	809	my ($data, $av);
		810
		811	#d#TODO remove .map if file does not exist
		812	aio_stat $filename and $filename =~ s/\.map$//;
865		813
866	(aio_load $filename, $data) >= 0	814	(aio_load $filename, $data) >= 0
867	or return;	815	or return;
868		816
869	unless (aio_stat "$filename.pst") {	817	unless (aio_stat "$filename.pst") {
…		…
906	=cut	854	=cut
907		855
908	sub register_extcmd {	856	sub register_extcmd {
909	my ($name, $cb) = @_;	857	my ($name, $cb) = @_;
910		858
911	my $caller = caller;
912	#warn "registering extcmd '$name' to '$caller'";
913
914	$EXTCMD{$name} = [$cb, $caller];	859	$EXTCMD{$name} = $cb;
915	}	860	}
916		861
917	cf::player->attach (	862	cf::player->attach (
918	on_command => sub {	863	on_command => sub {
919	my ($pl, $name, $params) = @_;	864	my ($pl, $name, $params) = @_;
…		…
932		877
933	my $msg = eval { from_json $buf };	878	my $msg = eval { from_json $buf };
934		879
935	if (ref $msg) {	880	if (ref $msg) {
936	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	881	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
937	if (my %reply = $cb->[0]->($pl, $msg)) {	882	if (my %reply = $cb->($pl, $msg)) {
938	$pl->ext_reply ($msg->{msgid}, %reply);	883	$pl->ext_reply ($msg->{msgid}, %reply);
939	}	884	}
940	}	885	}
941	} else {	886	} else {
942	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	887	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
944		889
945	cf::override;	890	cf::override;
946	},	891	},
947	);	892	);
948		893
949	sub register {
950	my ($base, $pkg) = @_;
951
952	#TODO
953	}
954
955	sub load_extension {	894	sub load_extension {
956	my ($path) = @_;	895	my ($path) = @_;
957		896
958	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	897	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
959	my $base = $1;	898	my $base = $1;
960	my $pkg = $1;	899	my $pkg = $1;
961	$pkg =~ s/[^[:word:]]/_/g;	900	$pkg =~ s/[^[:word:]]/_/g;
962	$pkg = "ext::$pkg";	901	$pkg = "ext::$pkg";
963		902
964	warn "loading '$path' into '$pkg'\n";	903	warn "... loading '$path' into '$pkg'\n";
965		904
966	open my $fh, "<:utf8", $path	905	open my $fh, "<:utf8", $path
967	or die "$path: $!";	906	or die "$path: $!";
968		907
969	my $source =	908	my $source =
970	"package $pkg; use strict; use utf8;\n"	909	"package $pkg; use strict; use utf8;\n"
971	. "#line 1 \"$path\"\n{\n"	910	. "#line 1 \"$path\"\n{\n"
972	. (do { local $/; <$fh> })	911	. (do { local $/; <$fh> })
973	. "\n};\n1";	912	. "\n};\n1";
974		913
975	eval $source	914	unless (eval $source) {
976	or die $@ ? "$path: $@\n"	915	my $msg = $@ ? "$path: $@\n"
977	: "extension disabled.\n";	916	: "extension disabled.\n";
978		917	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
979	push @exts, $pkg;	918	warn $@;
980	$ext_pkg{$base} = $pkg;	919	warn "mandatory extension failed to load, exiting.\n";
981		920	exit 1;
982	# no strict 'refs';	921	}
983	# @{"$pkg\::ISA"} = ext::;	922	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	# }	923	}
998		924
999	# remove commands	925	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	}	926	}
1024		927
1025	sub load_extensions {	928	sub load_extensions {
1026	for my $ext (<$LIBDIR/*.ext>) {	929	for my $ext (<$LIBDIR/*.ext>) {
1027	next unless -r $ext;	930	next unless -r $ext;
…		…
1031	} or warn "$ext not loaded: $@";	934	} or warn "$ext not loaded: $@";
1032	}	935	}
1033	}	936	}
1034		937
1035	#############################################################################	938	#############################################################################
1036	# load/save/clean perl data associated with a map
1037
1038	*cf::mapsupport::on_clean = sub {
1039	my ($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*", $value };
1066	}
1067	}
1068	},
1069	);
1070
1071	#############################################################################
1072		939
1073	=head2 CORE EXTENSIONS	940	=head2 CORE EXTENSIONS
1074		941
1075	Functions and methods that extend core crossfire objects.	942	Functions and methods that extend core crossfire objects.
1076		943
1077	=cut	944	=cut
1078		945
1079	package cf::player;	946	package cf::player;
		947
		948	use Coro::AIO;
1080		949
1081	=head3 cf::player	950	=head3 cf::player
1082		951
1083	=over 4	952	=over 4
1084		953
…		…
1110		979
1111	sub exists($) {	980	sub exists($) {
1112	my ($login) = @_;	981	my ($login) = @_;
1113		982
1114	$cf::PLAYER{$login}	983	$cf::PLAYER{$login}
1115	or cf::sync_job { !aio_stat $login }	984	or cf::sync_job { !aio_stat path $login }
1116	}	985	}
1117		986
1118	sub find($) {	987	sub find($) {
1119	return $cf::PLAYER{$_[0]} || do {	988	return $cf::PLAYER{$_[0]} || do {
1120	my $login = $_[0];	989	my $login = $_[0];
1121		990
1122	my $guard = cf::lock_acquire "user_find:$login";	991	my $guard = cf::lock_acquire "user_find:$login";
1123		992
1124	$cf::PLAYER{$login} ||= (load_pl path $login or return);	993	$cf::PLAYER{$_[0]} || do {
		994	my $pl = load_pl path $login
		995	or return;
		996	$cf::PLAYER{$login} = $pl
		997	}
1125	};	998	}
1126	}	999	}
1127		1000
1128	sub save($) {	1001	sub save($) {
1129	my ($pl) = @_;	1002	my ($pl) = @_;
1130		1003
…		…
1133	my $path = path $pl;	1006	my $path = path $pl;
1134	my $guard = cf::lock_acquire "user_save:$path";	1007	my $guard = cf::lock_acquire "user_save:$path";
1135		1008
1136	return if $pl->{deny_save};	1009	return if $pl->{deny_save};
1137		1010
1138	Coro::AIO::aio_mkdir playerdir $pl, 0770;	1011	aio_mkdir playerdir $pl, 0770;
1139	$pl->{last_save} = $cf::RUNTIME;	1012	$pl->{last_save} = $cf::RUNTIME;
1140		1013
1141	$pl->save_pl ($path);	1014	$pl->save_pl ($path);
1142	Coro::cede;	1015	Coro::cede;
1143	}	1016	}
…		…
1152		1025
1153	$cf::PLAYER{$login} = $self;	1026	$cf::PLAYER{$login} = $self;
1154		1027
1155	$self	1028	$self
1156	}	1029	}
		1030
		1031	=item $pl->quit_character
		1032
		1033	Nukes the player without looking back. If logged in, the connection will
		1034	be destroyed. May block for a long time.
		1035
		1036	=cut
1157		1037
1158	sub quit_character {	1038	sub quit_character {
1159	my ($pl) = @_;	1039	my ($pl) = @_;
1160		1040
1161	$pl->{deny_save} = 1;	1041	$pl->{deny_save} = 1;
…		…
1166	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1046	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1167	$pl->ns->destroy if $pl->ns;	1047	$pl->ns->destroy if $pl->ns;
1168		1048
1169	my $path = playerdir $pl;	1049	my $path = playerdir $pl;
1170	my $temp = "$path~$cf::RUNTIME~deleting~";	1050	my $temp = "$path~$cf::RUNTIME~deleting~";
1171	IO::AIO::aio_rename $path, $temp, sub {	1051	aio_rename $path, $temp;
1172	delete $cf::PLAYER{$pl->ob->name};	1052	delete $cf::PLAYER{$pl->ob->name};
1173	$pl->destroy;	1053	$pl->destroy;
1174
1175	IO::AIO::aio_rmtree $temp;	1054	IO::AIO::aio_rmtree $temp;
		1055	}
		1056
		1057	=item cf::player::list_logins
		1058
		1059	Returns am arrayref of all valid playernames in the system, can take a
		1060	while and may block, so not sync_job-capable, ever.
		1061
		1062	=cut
		1063
		1064	sub list_logins {
		1065	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1066	or return [];
		1067
		1068	my @logins;
		1069
		1070	for my $login (@$dirs) {
		1071	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1072	aio_read $fh, 0, 512, my $buf, 0 or next;
		1073	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1074
		1075	utf8::decode $login;
		1076	push @logins, $login;
1176	};	1077	}
		1078
		1079	\@logins
		1080	}
		1081
		1082	=item $player->maps
		1083
		1084	Returns an arrayref of map paths that are private for this
		1085	player. May block.
		1086
		1087	=cut
		1088
		1089	sub maps($) {
		1090	my ($pl) = @_;
		1091
		1092	$pl = ref $pl ? $pl->ob->name : $pl;
		1093
		1094	my $files = aio_readdir playerdir $pl
		1095	or return;
		1096
		1097	my @paths;
		1098
		1099	for (@$files) {
		1100	utf8::decode $_;
		1101	next if /\.(?:pl|pst)$/;
		1102	next unless /^$PATH_SEP/o;
		1103
		1104	push @paths, cf::map::normalise "~$pl/$_";
		1105	}
		1106
		1107	\@paths
1177	}	1108	}
1178		1109
1179	=item $player->ext_reply ($msgid, $msgtype, %msg)	1110	=item $player->ext_reply ($msgid, $msgtype, %msg)
1180		1111
1181	Sends an ext reply to the player.	1112	Sends an ext reply to the player.
…		…
1204	package cf::map;	1135	package cf::map;
1205		1136
1206	use Fcntl;	1137	use Fcntl;
1207	use Coro::AIO;	1138	use Coro::AIO;
1208		1139
		1140	use overload
		1141	'""' => \&as_string,
		1142	fallback => 1;
		1143
1209	our $MAX_RESET = 3600;	1144	our $MAX_RESET = 3600;
1210	our $DEFAULT_RESET = 3000;	1145	our $DEFAULT_RESET = 3000;
1211		1146
1212	sub generate_random_map {	1147	sub generate_random_map {
1213	my ($path, $rmp) = @_;	1148	my ($self, $rmp) = @_;
1214
1215	# mit "rum" bekleckern, nicht	1149	# mit "rum" bekleckern, nicht
1216	cf::map::_create_random_map	1150	$self->_create_random_map (
1217	$path,
1218	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1151	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1219	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1152	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1220	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1153	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1221	$rmp->{exit_on_final_map},	1154	$rmp->{exit_on_final_map},
1222	$rmp->{xsize}, $rmp->{ysize},	1155	$rmp->{xsize}, $rmp->{ysize},
1223	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1156	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1224	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1157	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1225	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1158	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1226	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1159	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1227	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1160	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1228	(cf::region::find $rmp->{region})	1161	(cf::region::find $rmp->{region}), $rmp->{custom}
		1162	)
		1163	}
		1164
		1165	=item cf::map->register ($regex, $prio)
		1166
		1167	Register a handler for the map path matching the given regex at the
		1168	givne priority (higher is better, built-in handlers have priority 0, the
		1169	default).
		1170
		1171	=cut
		1172
		1173	sub register {
		1174	my (undef, $regex, $prio) = @_;
		1175	my $pkg = caller;
		1176
		1177	no strict;
		1178	push @{"$pkg\::ISA"}, __PACKAGE__;
		1179
		1180	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1181	}
		1182
		1183	# also paths starting with '/'
		1184	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1185
		1186	sub thawer_merge {
		1187	my ($self, $merge) = @_;
		1188
		1189	# we have to keep some variables in memory intact
		1190	local $self->{path};
		1191	local $self->{load_path};
		1192	local $self->{deny_save};
		1193	local $self->{deny_reset};
		1194
		1195	$self->SUPER::thawer_merge ($merge);
		1196	}
		1197
		1198	sub normalise {
		1199	my ($path, $base) = @_;
		1200
		1201	$path = "$path"; # make sure its a string
		1202
		1203	$path =~ s/\.map$//;
		1204
		1205	# map plan:
		1206	#
		1207	# /! non-realised random map exit (special hack!)
		1208	# {... are special paths that are not being touched
		1209	# ?xxx/... are special absolute paths
		1210	# ?random/... random maps
		1211	# /... normal maps
		1212	# ~user/... per-player map of a specific user
		1213
		1214	$path =~ s/$PATH_SEP/\//go;
		1215
		1216	# treat it as relative path if it starts with
		1217	# something that looks reasonable
		1218	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1219	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1220
		1221	$base =~ s{[^/]+/?$}{};
		1222	$path = "$base/$path";
		1223	}
		1224
		1225	for ($path) {
		1226	redo if s{//}{/};
		1227	redo if s{/\.?/}{/};
		1228	redo if s{/[^/]+/\.\./}{/};
		1229	}
		1230
		1231	$path
		1232	}
		1233
		1234	sub new_from_path {
		1235	my (undef, $path, $base) = @_;
		1236
		1237	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1238
		1239	$path = normalise $path, $base;
		1240
		1241	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1242	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1243	my $self = bless cf::map::new, $pkg;
		1244	$self->{path} = $path; $self->path ($path);
		1245	$self->init; # pass $1 etc.
		1246	return $self;
		1247	}
		1248	}
		1249
		1250	Carp::carp "unable to resolve path '$path' (base '$base').";
		1251	()
		1252	}
		1253
		1254	sub init {
		1255	my ($self) = @_;
		1256
		1257	$self
		1258	}
		1259
		1260	sub as_string {
		1261	my ($self) = @_;
		1262
		1263	"$self->{path}"
		1264	}
		1265
		1266	# the displayed name, this is a one way mapping
		1267	sub visible_name {
		1268	&as_string
		1269	}
		1270
		1271	# the original (read-only) location
		1272	sub load_path {
		1273	my ($self) = @_;
		1274
		1275	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
		1276	}
		1277
		1278	# the temporary/swap location
		1279	sub save_path {
		1280	my ($self) = @_;
		1281
		1282	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1283	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
		1284	}
		1285
		1286	# the unique path, undef == no special unique path
		1287	sub uniq_path {
		1288	my ($self) = @_;
		1289
		1290	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1291	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1229	}	1292	}
1230		1293
1231	# and all this just because we cannot iterate over	1294	# and all this just because we cannot iterate over
1232	# all maps in C++...	1295	# all maps in C++...
1233	sub change_all_map_light {	1296	sub change_all_map_light {
…		…
1235		1298
1236	$_->change_map_light ($change)	1299	$_->change_map_light ($change)
1237	for grep $_->outdoor, values %cf::MAP;	1300	for grep $_->outdoor, values %cf::MAP;
1238	}	1301	}
1239		1302
		1303	sub unlink_save {
		1304	my ($self) = @_;
		1305
		1306	utf8::encode (my $save = $self->save_path);
		1307	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1308	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1309
		1310	#d#TODO remove .map and also nuke
		1311	$save =~ s/\.map// or return;#d#
		1312	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;#d#
		1313	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";#d#
		1314	}
		1315
1240	sub try_load_header($) {	1316	sub load_header_from($) {
1241	my ($path) = @_;	1317	my ($self, $path) = @_;
1242		1318
1243	utf8::encode $path;	1319	utf8::encode $path;
1244	aio_open $path, O_RDONLY, 0	1320	#aio_open $path, O_RDONLY, 0
		1321	# or return;
		1322
		1323	$self->_load_header ($path)
1245	or return;	1324	or return;
1246		1325
1247	my $map = cf::map::new	1326	$self->{load_path} = $path;
		1327
		1328	1
		1329	}
		1330
		1331	sub load_header_orig {
		1332	my ($self) = @_;
		1333
		1334	$self->load_header_from ($self->load_path)
		1335	}
		1336
		1337	sub load_header_temp {
		1338	my ($self) = @_;
		1339
		1340	$self->load_header_from ($self->save_path)
		1341	}
		1342
		1343	sub prepare_temp {
		1344	my ($self) = @_;
		1345
		1346	$self->last_access ((delete $self->{last_access})
		1347	|| $cf::RUNTIME); #d#
		1348	# safety
		1349	$self->{instantiate_time} = $cf::RUNTIME
		1350	if $self->{instantiate_time} > $cf::RUNTIME;
		1351	}
		1352
		1353	sub prepare_orig {
		1354	my ($self) = @_;
		1355
		1356	$self->{load_original} = 1;
		1357	$self->{instantiate_time} = $cf::RUNTIME;
		1358	$self->last_access ($cf::RUNTIME);
		1359	$self->instantiate;
		1360	}
		1361
		1362	sub load_header {
		1363	my ($self) = @_;
		1364
		1365	if ($self->load_header_temp) {
		1366	$self->prepare_temp;
		1367	} else {
		1368	$self->load_header_orig
1248	or return;	1369	or return;
		1370	$self->prepare_orig;
		1371	}
1249		1372
1250	# for better error messages only, will be overwritten	1373	1
1251	$map->path ($path);
1252
1253	$map->load_header ($path)
1254	or return;
1255
1256	$map->{load_path} = $path;
1257
1258	$map
1259	}	1374	}
1260		1375
1261	sub find;	1376	sub find;
1262	sub find {	1377	sub find {
1263	my ($path, $origin) = @_;	1378	my ($path, $origin) = @_;
1264		1379
1265	#warn "find<$path,$origin>\n";#d#
1266
1267	$path = new cf::path $path, $origin && $origin->path;	1380	$path = normalise $path, $origin && $origin->path;
1268	my $key = $path->as_string;
1269		1381
1270	cf::lock_wait "map_find:$key";	1382	cf::lock_wait "map_find:$path";
1271		1383
1272	$cf::MAP{$key} || do {	1384	$cf::MAP{$path} || do {
1273	my $guard = cf::lock_acquire "map_find:$key";	1385	my $guard = cf::lock_acquire "map_find:$path";
1274		1386	my $map = new_from_path cf::map $path
1275	# do it the slow way
1276	my $map = try_load_header $path->save_path;
1277
1278	Coro::cede;
1279
1280	if ($map) {
1281	$map->last_access ((delete $map->{last_access})
1282	|| $cf::RUNTIME); #d#
1283	# safety
1284	$map->{instantiate_time} = $cf::RUNTIME
1285	if $map->{instantiate_time} > $cf::RUNTIME;
1286	} else {
1287	if (my $rmp = $path->random_map_params) {
1288	$map = generate_random_map $key, $rmp;
1289	} else {
1290	$map = try_load_header $path->load_path;
1291	}
1292
1293	$map or return;	1387	or return;
1294		1388
1295	$map->{load_original} = 1;
1296	$map->{instantiate_time} = $cf::RUNTIME;
1297	$map->last_access ($cf::RUNTIME);
1298	$map->instantiate;
1299
1300	# per-player maps become, after loading, normal maps
1301	$map->per_player (0) if $path->{user_rel};
1302	}
1303
1304	$map->path ($key);
1305	$map->{path} = $path;
1306	$map->{last_save} = $cf::RUNTIME;	1389	$map->{last_save} = $cf::RUNTIME;
1307		1390
1308	Coro::cede;	1391	$map->load_header
		1392	or return;
1309		1393
1310	if ($map->should_reset) {	1394	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1395	# doing this can freeze the server in a sync job, obviously
		1396	#$cf::WAIT_FOR_TICK->wait;
1311	$map->reset;	1397	$map->reset;
1312	undef $guard;	1398	undef $guard;
1313	$map = find $path	1399	return find $path;
1314	or return;
1315	}	1400	}
1316		1401
1317	$cf::MAP{$key} = $map	1402	$cf::MAP{$path} = $map
1318	}	1403	}
1319	}	1404	}
		1405
		1406	sub pre_load { }
		1407	sub post_load { }
1320		1408
1321	sub load {	1409	sub load {
1322	my ($self) = @_;	1410	my ($self) = @_;
1323		1411
		1412	local $self->{deny_reset} = 1; # loading can take a long time
		1413
1324	my $path = $self->{path};	1414	my $path = $self->{path};
1325	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1415	my $guard = cf::lock_acquire "map_load:$path";
1326		1416
1327	return if $self->in_memory != cf::MAP_SWAPPED;	1417	return if $self->in_memory != cf::MAP_SWAPPED;
1328		1418
1329	$self->in_memory (cf::MAP_LOADING);	1419	$self->in_memory (cf::MAP_LOADING);
1330		1420
1331	$self->alloc;	1421	$self->alloc;
		1422
		1423	$self->pre_load;
		1424
1332	$self->load_objects ($self->{load_path}, 1)	1425	$self->_load_objects ($self->{load_path}, 1)
1333	or return;	1426	or return;
1334		1427
1335	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1428	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1336	if delete $self->{load_original};	1429	if delete $self->{load_original};
1337		1430
1338	if (my $uniq = $path->uniq_path) {	1431	if (my $uniq = $self->uniq_path) {
1339	utf8::encode $uniq;	1432	utf8::encode $uniq;
1340	if (aio_open $uniq, O_RDONLY, 0) {	1433	if (aio_open $uniq, O_RDONLY, 0) {
1341	$self->clear_unique_items;	1434	$self->clear_unique_items;
1342	$self->load_objects ($uniq, 0);	1435	$self->_load_objects ($uniq, 0);
1343	}	1436	}
1344	}	1437	}
1345		1438
1346	Coro::cede;	1439	Coro::cede;
1347		1440
1348	# now do the right thing for maps	1441	# now do the right thing for maps
1349	$self->link_multipart_objects;	1442	$self->link_multipart_objects;
1350		1443
1351	if ($self->{path}->is_style_map) {	1444	unless ($self->{deny_activate}) {
1352	$self->{deny_save} = 1;	1445	$self->decay_objects;
1353	$self->{deny_reset} = 1;
1354	} else {
1355	$self->fix_auto_apply;	1446	$self->fix_auto_apply;
1356	$self->decay_objects;
1357	$self->update_buttons;	1447	$self->update_buttons;
		1448	Coro::cede;
1358	$self->set_darkness_map;	1449	$self->set_darkness_map;
1359	$self->difficulty ($self->estimate_difficulty)	1450	$self->difficulty ($self->estimate_difficulty)
1360	unless $self->difficulty;	1451	unless $self->difficulty;
		1452	Coro::cede;
1361	$self->activate;	1453	$self->activate;
1362	}	1454	}
1363		1455
1364	Coro::cede;	1456	$self->post_load;
1365		1457
1366	$self->in_memory (cf::MAP_IN_MEMORY);	1458	$self->in_memory (cf::MAP_IN_MEMORY);
		1459	}
		1460
		1461	sub customise_for {
		1462	my ($self, $ob) = @_;
		1463
		1464	return find "~" . $ob->name . "/" . $self->{path}
		1465	if $self->per_player;
		1466
		1467	$self
		1468	}
		1469
		1470	# find and load all maps in the 3x3 area around a map
		1471	sub load_diag {
		1472	my ($map) = @_;
		1473
		1474	my @diag; # diagonal neighbours
		1475
		1476	for (0 .. 3) {
		1477	my $neigh = $map->tile_path ($_)
		1478	or next;
		1479	$neigh = find $neigh, $map
		1480	or next;
		1481	$neigh->load;
		1482
		1483	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1484	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1485	}
		1486
		1487	for (@diag) {
		1488	my $neigh = find @$_
		1489	or next;
		1490	$neigh->load;
		1491	}
1367	}	1492	}
1368		1493
1369	sub find_sync {	1494	sub find_sync {
1370	my ($path, $origin) = @_;	1495	my ($path, $origin) = @_;
1371		1496
1372	cf::sync_job { cf::map::find $path, $origin }	1497	cf::sync_job { find $path, $origin }
1373	}	1498	}
1374		1499
1375	sub do_load_sync {	1500	sub do_load_sync {
1376	my ($map) = @_;	1501	my ($map) = @_;
1377		1502
1378	cf::sync_job { $map->load };	1503	cf::sync_job { $map->load };
1379	}	1504	}
1380		1505
		1506	our %MAP_PREFETCH;
		1507	our $MAP_PREFETCHER = undef;
		1508
		1509	sub find_async {
		1510	my ($path, $origin) = @_;
		1511
		1512	$path = normalise $path, $origin && $origin->{path};
		1513
		1514	if (my $map = $cf::MAP{$path}) {
		1515	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1516	}
		1517
		1518	undef $MAP_PREFETCH{$path};
		1519	$MAP_PREFETCHER ||= cf::async {
		1520	while (%MAP_PREFETCH) {
		1521	for my $path (keys %MAP_PREFETCH) {
		1522	my $map = find $path
		1523	or next;
		1524	$map->load;
		1525
		1526	delete $MAP_PREFETCH{$path};
		1527	}
		1528	}
		1529	undef $MAP_PREFETCHER;
		1530	};
		1531	$MAP_PREFETCHER->prio (6);
		1532
		1533	()
		1534	}
		1535
1381	sub save {	1536	sub save {
1382	my ($self) = @_;	1537	my ($self) = @_;
1383		1538
1384	my $lock = cf::lock_acquire "map_data:" . $self->path;	1539	my $lock = cf::lock_acquire "map_data:" . $self->path;
1385		1540
1386	$self->{last_save} = $cf::RUNTIME;	1541	$self->{last_save} = $cf::RUNTIME;
1387		1542
1388	return unless $self->dirty;	1543	return unless $self->dirty;
1389		1544
1390	my $save = $self->{path}->save_path; utf8::encode $save;	1545	my $save = $self->save_path; utf8::encode $save;
1391	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1546	my $uniq = $self->uniq_path; utf8::encode $uniq;
1392		1547
1393	$self->{load_path} = $save;	1548	$self->{load_path} = $save;
1394		1549
1395	return if $self->{deny_save};	1550	return if $self->{deny_save};
1396		1551
…		…
1399	cf::async {	1554	cf::async {
1400	$_->contr->save for $self->players;	1555	$_->contr->save for $self->players;
1401	};	1556	};
1402		1557
1403	if ($uniq) {	1558	if ($uniq) {
1404	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1559	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1405	$self->save_objects ($uniq, cf::IO_UNIQUES);	1560	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1406	} else {	1561	} else {
1407	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1562	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1408	}	1563	}
1409	}	1564	}
1410		1565
1411	sub swap_out {	1566	sub swap_out {
1412	my ($self) = @_;	1567	my ($self) = @_;
…		…
1426		1581
1427	sub reset_at {	1582	sub reset_at {
1428	my ($self) = @_;	1583	my ($self) = @_;
1429		1584
1430	# TODO: safety, remove and allow resettable per-player maps	1585	# TODO: safety, remove and allow resettable per-player maps
1431	return 1e99 if $self->{path}{user_rel};	1586	return 1e99 if $self->isa ("ext::map_per_player");#d#
1432	return 1e99 if $self->{deny_reset};	1587	return 1e99 if $self->{deny_reset};
1433		1588
1434	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1589	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1435	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1590	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1436		1591
…		…
1441	my ($self) = @_;	1596	my ($self) = @_;
1442		1597
1443	$self->reset_at <= $cf::RUNTIME	1598	$self->reset_at <= $cf::RUNTIME
1444	}	1599	}
1445		1600
1446	sub unlink_save {
1447	my ($self) = @_;
1448
1449	utf8::encode (my $save = $self->{path}->save_path);
1450	aioreq_pri 3; IO::AIO::aio_unlink $save;
1451	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1452	}
1453
1454	sub rename {
1455	my ($self, $new_path) = @_;
1456
1457	$self->unlink_save;
1458
1459	delete $cf::MAP{$self->path};
1460	$self->{path} = new cf::path $new_path;
1461	$self->path ($self->{path}->as_string);
1462	$cf::MAP{$self->path} = $self;
1463
1464	$self->save;
1465	}
1466
1467	sub reset {	1601	sub reset {
1468	my ($self) = @_;	1602	my ($self) = @_;
1469		1603
1470	my $lock = cf::lock_acquire "map_data:" . $self->path;	1604	my $lock = cf::lock_acquire "map_data:$self->{path}";
1471		1605
1472	return if $self->players;	1606	return if $self->players;
1473	return if $self->{path}{user_rel};#d#	1607	return if $self->isa ("ext::map_per_player");#d#
1474		1608
1475	warn "resetting map ", $self->path;#d#	1609	warn "resetting map ", $self->path;#d#
1476		1610
1477	delete $cf::MAP{$self->path};	1611	delete $cf::MAP{$self->path};
		1612
		1613	$self->in_memory (cf::MAP_SWAPPED);
		1614	$self->clear;
1478		1615
1479	$_->clear_links_to ($self) for values %cf::MAP;	1616	$_->clear_links_to ($self) for values %cf::MAP;
1480		1617
1481	$self->unlink_save;	1618	$self->unlink_save;
1482	$self->destroy;	1619	$self->destroy;
…		…
1485	my $nuke_counter = "aaaa";	1622	my $nuke_counter = "aaaa";
1486		1623
1487	sub nuke {	1624	sub nuke {
1488	my ($self) = @_;	1625	my ($self) = @_;
1489		1626
		1627	delete $cf::MAP{$self->path};
		1628
		1629	$self->unlink_save;
		1630
		1631	bless $self, "cf::map";
		1632	delete $self->{deny_reset};
1490	$self->{deny_save} = 1;	1633	$self->{deny_save} = 1;
1491	$self->reset_timeout (1);	1634	$self->reset_timeout (1);
1492	$self->rename ("{nuke}/" . ($nuke_counter++));	1635	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1636
		1637	$cf::MAP{$self->path} = $self;
		1638
1493	$self->reset; # polite request, might not happen	1639	$self->reset; # polite request, might not happen
1494	}	1640	}
1495		1641
1496	sub customise_for {	1642	=item cf::map::unique_maps
1497	my ($map, $ob) = @_;
1498		1643
1499	if ($map->per_player) {	1644	Returns an arrayref of paths of all shared maps that have
1500	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1645	instantiated unique items. May block.
1501	}
1502		1646
1503	$map	1647	=cut
1504	}
1505		1648
1506	sub emergency_save {	1649	sub unique_maps() {
1507	my $freeze_guard = cf::freeze_mainloop;	1650	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1651	or return;
1508		1652
1509	warn "enter emergency perl save\n";	1653	my @paths;
1510		1654
1511	cf::sync_job {	1655	for (@$files) {
1512	warn "begin emergency player save\n";	1656	utf8::decode $_;
1513	$_->save for values %cf::PLAYER;	1657	next if /\.pst$/;
1514	warn "end emergency player save\n";	1658	next unless /^$PATH_SEP/o;
1515		1659
1516	warn "begin emergency map save\n";	1660	push @paths, cf::map::normalise $_;
1517	$_->save for values %cf::MAP;
1518	warn "end emergency map save\n";
1519	};	1661	}
1520		1662
1521	warn "leave emergency perl save\n";	1663	\@paths
1522	}	1664	}
1523		1665
1524	package cf;	1666	package cf;
1525		1667
1526	=back	1668	=back
1527		1669
		1670	=head3 cf::object
		1671
		1672	=cut
		1673
		1674	package cf::object;
		1675
		1676	=over 4
		1677
		1678	=item $ob->inv_recursive
		1679
		1680	Returns the inventory of the object _and_ their inventories, recursively.
		1681
		1682	=cut
		1683
		1684	sub inv_recursive_;
		1685	sub inv_recursive_ {
		1686	map { $_, inv_recursive_ $_->inv } @_
		1687	}
		1688
		1689	sub inv_recursive {
		1690	inv_recursive_ inv $_[0]
		1691	}
		1692
		1693	package cf;
		1694
		1695	=back
1528		1696
1529	=head3 cf::object::player	1697	=head3 cf::object::player
1530		1698
1531	=over 4	1699	=over 4
1532		1700
…		…
1572		1740
1573	=item $player_object->enter_link	1741	=item $player_object->enter_link
1574		1742
1575	Freezes the player and moves him/her to a special map (C<{link}>).	1743	Freezes the player and moves him/her to a special map (C<{link}>).
1576		1744
1577	The player should be reaosnably safe there for short amounts of time. You	1745	The player should be reasonably safe there for short amounts of time. You
1578	I<MUST> call C<leave_link> as soon as possible, though.	1746	I<MUST> call C<leave_link> as soon as possible, though.
1579		1747
		1748	Will never block.
		1749
1580	=item $player_object->leave_link ($map, $x, $y)	1750	=item $player_object->leave_link ($map, $x, $y)
1581		1751
1582	Moves the player out of the specila link map onto the given map. If the	1752	Moves the player out of the special C<{link}> map onto the specified
1583	map is not valid (or omitted), the player will be moved back to the	1753	map. If the map is not valid (or omitted), the player will be moved back
1584	location he/she was before the call to C<enter_link>, or, if that fails,	1754	to the location he/she was before the call to C<enter_link>, or, if that
1585	to the emergency map position.	1755	fails, to the emergency map position.
1586		1756
1587	Might block.	1757	Might block.
1588		1758
1589	=cut	1759	=cut
		1760
		1761	sub link_map {
		1762	unless ($LINK_MAP) {
		1763	$LINK_MAP = cf::map::find "{link}"
		1764	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1765	$LINK_MAP->load;
		1766	}
		1767
		1768	$LINK_MAP
		1769	}
1590		1770
1591	sub cf::object::player::enter_link {	1771	sub cf::object::player::enter_link {
1592	my ($self) = @_;	1772	my ($self) = @_;
1593		1773
1594	$self->deactivate_recursive;	1774	$self->deactivate_recursive;
1595		1775
1596	return if $self->map == $LINK_MAP;	1776	return if UNIVERSAL::isa $self->map, "ext::map_link";
1597		1777
1598	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1599	if $self->map;	1779	if $self->map;
1600		1780
1601	$self->enter_map ($LINK_MAP, 20, 20);	1781	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1602	}	1782	}
1603		1783
1604	sub cf::object::player::leave_link {	1784	sub cf::object::player::leave_link {
1605	my ($self, $map, $x, $y) = @_;	1785	my ($self, $map, $x, $y) = @_;
1606		1786
…		…
1624	# use -1 or undef as default coordinates, not 0, 0	1804	# use -1 or undef as default coordinates, not 0, 0
1625	($x, $y) = ($map->enter_x, $map->enter_y)	1805	($x, $y) = ($map->enter_x, $map->enter_y)
1626	if $x <=0 && $y <= 0;	1806	if $x <=0 && $y <= 0;
1627		1807
1628	$map->load;	1808	$map->load;
		1809	$map->load_diag;
1629		1810
1630	return unless $self->contr->active;	1811	return unless $self->contr->active;
1631	$self->activate_recursive;	1812	$self->activate_recursive;
1632	$self->enter_map ($map, $x, $y);	1813	$self->enter_map ($map, $x, $y);
1633	}	1814	}
…		…
1672	my ($self, $path, $x, $y) = @_;	1853	my ($self, $path, $x, $y) = @_;
1673		1854
1674	$self->enter_link;	1855	$self->enter_link;
1675		1856
1676	(async {	1857	(async {
1677	$path = new cf::path $path;	1858	my $map = eval {
1678
1679	my $map = cf::map::find $path->as_string;	1859	my $map = cf::map::find $path;
1680	$map = $map->customise_for ($self) if $map;	1860	$map = $map->customise_for ($self) if $map;
1681		1861	$map
1682	# warn "entering ", $map->path, " at ($x, $y)\n"	1862	} or
1683	# if $map;
1684
1685	$map or $map->cluck ("oy");#d#
1686	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1863	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1687		1864
1688	$self->leave_link ($map, $x, $y);	1865	$self->leave_link ($map, $x, $y);
1689	})->prio (1);	1866	})->prio (1);
1690	}	1867	}
1691		1868
…		…
1695		1872
1696	sub parse_random_map_params {	1873	sub parse_random_map_params {
1697	my ($spec) = @_;	1874	my ($spec) = @_;
1698		1875
1699	my $rmp = { # defaults	1876	my $rmp = { # defaults
1700	xsize => 10,	1877	xsize => (cf::rndm 15, 40),
1701	ysize => 10,	1878	ysize => (cf::rndm 15, 40),
		1879	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1880	#layout => string,
1702	};	1881	};
1703		1882
1704	for (split /\n/, $spec) {	1883	for (split /\n/, $spec) {
1705	my ($k, $v) = split /\s+/, $_, 2;	1884	my ($k, $v) = split /\s+/, $_, 2;
1706		1885
…		…
1710	$rmp	1889	$rmp
1711	}	1890	}
1712		1891
1713	sub prepare_random_map {	1892	sub prepare_random_map {
1714	my ($exit) = @_;	1893	my ($exit) = @_;
		1894
		1895	my $guard = cf::lock_acquire "exit_prepare:$exit";
1715		1896
1716	# all this does is basically replace the /! path by	1897	# all this does is basically replace the /! path by
1717	# a new random map path (?random/...) with a seed	1898	# a new random map path (?random/...) with a seed
1718	# that depends on the exit object	1899	# that depends on the exit object
1719		1900
1720	my $rmp = parse_random_map_params $exit->msg;	1901	my $rmp = parse_random_map_params $exit->msg;
1721		1902
1722	if ($exit->map) {	1903	if ($exit->map) {
1723	$rmp->{region} = $exit->map->region_name;	1904	$rmp->{region} = $exit->region->name;
1724	$rmp->{origin_map} = $exit->map->path;	1905	$rmp->{origin_map} = $exit->map->path;
1725	$rmp->{origin_x} = $exit->x;	1906	$rmp->{origin_x} = $exit->x;
1726	$rmp->{origin_y} = $exit->y;	1907	$rmp->{origin_y} = $exit->y;
1727	}	1908	}
1728		1909
1729	$rmp->{random_seed} ||= $exit->random_seed;	1910	$rmp->{random_seed} ||= $exit->random_seed;
1730		1911
1731	my $data = cf::to_json $rmp;	1912	my $data = cf::to_json $rmp;
1732	my $md5 = Digest::MD5::md5_hex $data;	1913	my $md5 = Digest::MD5::md5_hex $data;
		1914	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1733		1915
1734	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1916	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1735	aio_write $fh, 0, (length $data), $data, 0;	1917	aio_write $fh, 0, (length $data), $data, 0;
		1918	undef $fh;
		1919	aio_rename "$meta~", $meta;
1736		1920
1737	$exit->slaying ("?random/$md5");	1921	$exit->slaying ("?random/$md5");
1738	$exit->msg (undef);	1922	$exit->msg (undef);
1739	}	1923	}
1740	}	1924	}
1741		1925
1742	sub cf::object::player::enter_exit {	1926	sub cf::object::player::enter_exit {
1743	my ($self, $exit) = @_;	1927	my ($self, $exit) = @_;
1744		1928
1745	return unless $self->type == cf::PLAYER;	1929	return unless $self->type == cf::PLAYER;
		1930
		1931	if ($exit->slaying eq "/!") {
		1932	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1933	cf::sync_job { prepare_random_map $exit };
		1934	}
		1935
		1936	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1937	my $hp = $exit->stats->hp;
		1938	my $sp = $exit->stats->sp;
1746		1939
1747	$self->enter_link;	1940	$self->enter_link;
1748		1941
1749	(async {	1942	(async {
1750	$self->deactivate_recursive; # just to be sure	1943	$self->deactivate_recursive; # just to be sure
1751	unless (eval {	1944	unless (eval {
1752	prepare_random_map $exit	1945	$self->goto ($slaying, $hp, $sp);
1753	if $exit->slaying eq "/!";
1754
1755	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1756	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1757		1946
1758	1;	1947	1;
1759	}) {	1948	}) {
1760	$self->message ("Something went wrong deep within the crossfire server. "	1949	$self->message ("Something went wrong deep within the crossfire server. "
1761	. "I'll try to bring you back to the map you were before. "	1950	. "I'll try to bring you back to the map you were before. "
1762	. "Please report this to the dungeon master",	1951	. "Please report this to the dungeon master!",
1763	cf::NDI_UNIQUE | cf::NDI_RED);	1952	cf::NDI_UNIQUE | cf::NDI_RED);
1764		1953
1765	warn "ERROR in enter_exit: $@";	1954	warn "ERROR in enter_exit: $@";
1766	$self->leave_link;	1955	$self->leave_link;
1767	}	1956	}
…		…
1822	# get handled first	2011	# get handled first
1823	my $queue = delete $ns->{query_queue}	2012	my $queue = delete $ns->{query_queue}
1824	or return; # be conservative, not sure how that can happen, but we saw a crash here	2013	or return; # be conservative, not sure how that can happen, but we saw a crash here
1825		2014
1826	(shift @$queue)->[1]->($msg);	2015	(shift @$queue)->[1]->($msg);
		2016	return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1827		2017
1828	push @{ $ns->{query_queue} }, @$queue;	2018	push @{ $ns->{query_queue} }, @$queue;
1829		2019
1830	if (@{ $ns->{query_queue} } == @$queue) {	2020	if (@{ $ns->{query_queue} } == @$queue) {
1831	if (@$queue) {	2021	if (@$queue) {
…		…
2050	sub db_sync() {	2240	sub db_sync() {
2051	db_save if $dirty;	2241	db_save if $dirty;
2052	undef $dirty;	2242	undef $dirty;
2053	}	2243	}
2054		2244
2055	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2245	my $idle = Event->idle (
2056	db_sync;	2246	reentrant => 0,
		2247	min => 10,
		2248	max => 20,
		2249	repeat => 0,
		2250	data => WF_AUTOCANCEL,
		2251	cb => \&db_sync,
2057	});	2252	);
2058		2253
2059	sub db_dirty() {	2254	sub db_dirty() {
2060	$dirty = 1;	2255	$dirty = 1;
2061	$idle->start;	2256	$idle->start;
2062	}	2257	}
…		…
2083	},	2278	},
2084	);	2279	);
2085	}	2280	}
2086		2281
2087	#############################################################################	2282	#############################################################################
2088	# the server's main()	2283	# the server's init and main functions
		2284
		2285	sub load_resources {
		2286	load_regions sprintf "%s/%s/regions", cf::datadir, cf::mapdir
		2287	or die "unable to load regions file\n";#d#
		2288	}
2089		2289
2090	sub cfg_load {	2290	sub cfg_load {
2091	open my $fh, "<:utf8", cf::confdir . "/config"	2291	open my $fh, "<:utf8", cf::confdir . "/config"
2092	or return;	2292	or return;
2093		2293
…		…
2106	};	2306	};
2107	warn $@ if $@;	2307	warn $@ if $@;
2108	}	2308	}
2109	}	2309	}
2110		2310
		2311	sub init {
		2312	load_resources;
		2313	}
		2314
2111	sub main {	2315	sub main {
2112	# we must not ever block the main coroutine	2316	# we must not ever block the main coroutine
2113	local $Coro::idle = sub {	2317	local $Coro::idle = sub {
2114	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2318	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2319	(async {
2115	async { Event::one_event };	2320	Event::one_event;
		2321	})->prio (Coro::PRIO_MAX);
2116	};	2322	};
2117		2323
2118	cfg_load;	2324	cfg_load;
2119	db_load;	2325	db_load;
2120	load_extensions;	2326	load_extensions;
		2327
		2328	$TICK_WATCHER->start;
2121	Event::loop;	2329	Event::loop;
2122	}	2330	}
2123		2331
2124	#############################################################################	2332	#############################################################################
2125	# initialisation	2333	# initialisation and cleanup
		2334
		2335	# install some emergency cleanup handlers
		2336	BEGIN {
		2337	for my $signal (qw(INT HUP TERM)) {
		2338	Event->signal (
		2339	reentrant => 0,
		2340	data => WF_AUTOCANCEL,
		2341	signal => $signal,
		2342	prio => 0,
		2343	cb => sub {
		2344	cf::cleanup "SIG$signal";
		2345	},
		2346	);
		2347	}
		2348	}
		2349
		2350	sub emergency_save() {
		2351	my $freeze_guard = cf::freeze_mainloop;
		2352
		2353	warn "enter emergency perl save\n";
		2354
		2355	cf::sync_job {
		2356	# use a peculiar iteration method to avoid tripping on perl
		2357	# refcount bugs in for. also avoids problems with players
		2358	# and maps saved/destroyed asynchronously.
		2359	warn "begin emergency player save\n";
		2360	for my $login (keys %cf::PLAYER) {
		2361	my $pl = $cf::PLAYER{$login} or next;
		2362	$pl->valid or next;
		2363	$pl->save;
		2364	}
		2365	warn "end emergency player save\n";
		2366
		2367	warn "begin emergency map save\n";
		2368	for my $path (keys %cf::MAP) {
		2369	my $map = $cf::MAP{$path} or next;
		2370	$map->valid or next;
		2371	$map->save;
		2372	}
		2373	warn "end emergency map save\n";
		2374	};
		2375
		2376	warn "leave emergency perl save\n";
		2377	}
2126		2378
2127	sub reload() {	2379	sub reload() {
2128	# can/must only be called in main	2380	# can/must only be called in main
2129	if ($Coro::current != $Coro::main) {	2381	if ($Coro::current != $Coro::main) {
2130	warn "can only reload from main coroutine\n";	2382	warn "can only reload from main coroutine";
2131	return;	2383	return;
2132	}	2384	}
2133		2385
2134	warn "reloading...";	2386	warn "reloading...";
2135		2387
2136	my $guard = freeze_mainloop;	2388	warn "cancelling server ticker";
		2389	$TICK_WATCHER->cancel;
		2390
2137	cf::emergency_save;	2391	cf::emergency_save;
2138		2392
2139	eval {	2393	eval {
2140	# if anything goes wrong in here, we should simply crash as we already saved	2394	# if anything goes wrong in here, we should simply crash as we already saved
2141		2395
2142	# cancel all watchers	2396	warn "syncing database to disk";
		2397	cf::db_sync;
		2398
		2399	warn "cancelling all WF_AUTOCANCEL watchers";
2143	for (Event::all_watchers) {	2400	for (Event::all_watchers) {
2144	$_->cancel if $_->data & WF_AUTOCANCEL;	2401	$_->cancel if $_->data & WF_AUTOCANCEL;
2145	}	2402	}
2146		2403
		2404	warn "flushing outstanding aio requests";
		2405	for (;;) {
		2406	IO::AIO::flush;
		2407	Coro::cede;
		2408	last unless IO::AIO::nreqs;
		2409	warn "iterate...";
		2410	}
		2411
2147	# cancel all extension coros	2412	warn "cancelling all extension coros";
2148	$_->cancel for values %EXT_CORO;	2413	$_->cancel for values %EXT_CORO;
2149	%EXT_CORO = ();	2414	%EXT_CORO = ();
2150		2415
2151	# unload all extensions	2416	warn "removing commands";
2152	for (@exts) {	2417	%COMMAND = ();
		2418
		2419	warn "removing ext commands";
		2420	%EXTCMD = ();
		2421
		2422	warn "unloading/nuking all extensions";
		2423	for my $pkg (@EXTS) {
2153	warn "unloading <$_>";	2424	warn "... unloading $pkg";
2154	unload_extension $_;	2425
		2426	if (my $cb = $pkg->can ("unload")) {
		2427	eval {
		2428	$cb->($pkg);
		2429	1
		2430	} or warn "$pkg unloaded, but with errors: $@";
2155	}	2431	}
2156		2432
		2433	warn "... nuking $pkg";
		2434	Symbol::delete_package $pkg;
		2435	}
		2436
2157	# unload all modules loaded from $LIBDIR	2437	warn "unloading all perl modules loaded from $LIBDIR";
2158	while (my ($k, $v) = each %INC) {	2438	while (my ($k, $v) = each %INC) {
2159	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2439	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2160		2440
2161	warn "removing <$k>";	2441	warn "... unloading $k";
2162	delete $INC{$k};	2442	delete $INC{$k};
2163		2443
2164	$k =~ s/\.pm$//;	2444	$k =~ s/\.pm$//;
2165	$k =~ s/\//::/g;	2445	$k =~ s/\//::/g;
2166		2446
…		…
2169	}	2449	}
2170		2450
2171	Symbol::delete_package $k;	2451	Symbol::delete_package $k;
2172	}	2452	}
2173		2453
2174	# sync database to disk
2175	cf::db_sync;
2176	IO::AIO::flush;
2177
2178	# get rid of safe::, as good as possible	2454	warn "getting rid of safe::, as good as possible";
2179	Symbol::delete_package "safe::$_"	2455	Symbol::delete_package "safe::$_"
2180	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2456	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2181		2457
2182	# remove register_script_function callbacks
2183	# TODO
2184
2185	# unload cf.pm "a bit"	2458	warn "unloading cf.pm \"a bit\"";
2186	delete $INC{"cf.pm"};	2459	delete $INC{"cf.pm"};
2187		2460
2188	# don't, removes xs symbols, too,	2461	# don't, removes xs symbols, too,
2189	# and global variables created in xs	2462	# and global variables created in xs
2190	#Symbol::delete_package __PACKAGE__;	2463	#Symbol::delete_package __PACKAGE__;
2191		2464
2192	# reload cf.pm	2465	warn "unload completed, starting to reload now";
		2466
2193	warn "reloading cf.pm";	2467	warn "reloading cf.pm";
2194	require cf;	2468	require cf;
2195	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2469	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2196		2470
2197	# load config and database again	2471	warn "loading config and database again";
2198	cf::cfg_load;	2472	cf::cfg_load;
2199	cf::db_load;	2473	cf::db_load;
2200		2474
2201	# load extensions
2202	warn "load extensions";	2475	warn "loading extensions";
2203	cf::load_extensions;	2476	cf::load_extensions;
2204		2477
2205	# reattach attachments to objects	2478	warn "reattaching attachments to objects/players";
2206	warn "reattach";
2207	_global_reattach;	2479	_global_reattach;
		2480	warn "reattaching attachments to maps";
2208	reattach $_ for values %MAP;	2481	reattach $_ for values %MAP;
		2482
		2483	warn "loading reloadable resources";
		2484	load_resources;
		2485
		2486	warn "restarting server ticker";
		2487
		2488	$TICK_WATCHER->start;
2209	};	2489	};
2210		2490
2211	if ($@) {	2491	if ($@) {
2212	warn $@;	2492	warn $@;
2213	warn "error while reloading, exiting.";	2493	warn "error while reloading, exiting.";
2214	exit 1;	2494	exit 1;
2215	}	2495	}
2216		2496
2217	warn "reloaded successfully";	2497	warn "reloaded";
2218	};	2498	};
2219		2499
2220	#############################################################################	2500	our $RELOAD_WATCHER; # used only during reload
2221
2222	unless ($LINK_MAP) {
2223	$LINK_MAP = cf::map::new;
2224
2225	$LINK_MAP->width (41);
2226	$LINK_MAP->height (41);
2227	$LINK_MAP->alloc;
2228	$LINK_MAP->path ("{link}");
2229	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2230	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2231
2232	# dirty hack because... archetypes are not yet loaded
2233	Event->timer (
2234	after => 10,
2235	cb => sub {
2236	$_[0]->w->cancel;
2237
2238	# provide some exits "home"
2239	my $exit = cf::object::new "exit";
2240
2241	$exit->slaying ($EMERGENCY_POSITION->[0]);
2242	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2243	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2244
2245	$LINK_MAP->insert ($exit->clone, 19, 19);
2246	$LINK_MAP->insert ($exit->clone, 19, 20);
2247	$LINK_MAP->insert ($exit->clone, 19, 21);
2248	$LINK_MAP->insert ($exit->clone, 20, 19);
2249	$LINK_MAP->insert ($exit->clone, 20, 21);
2250	$LINK_MAP->insert ($exit->clone, 21, 19);
2251	$LINK_MAP->insert ($exit->clone, 21, 20);
2252	$LINK_MAP->insert ($exit->clone, 21, 21);
2253
2254	$exit->destroy;
2255	});
2256
2257	$LINK_MAP->{deny_save} = 1;
2258	$LINK_MAP->{deny_reset} = 1;
2259
2260	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2261	}
2262
2263	register "<global>", __PACKAGE__;
2264		2501
2265	register_command "reload" => sub {	2502	register_command "reload" => sub {
2266	my ($who, $arg) = @_;	2503	my ($who, $arg) = @_;
2267		2504
2268	if ($who->flag (FLAG_WIZ)) {	2505	if ($who->flag (FLAG_WIZ)) {
2269	$who->message ("start of reload.");	2506	$who->message ("reloading server.");
		2507
		2508	# doing reload synchronously and two reloads happen back-to-back,
		2509	# coro crashes during coro_state_free->destroy here.
		2510
		2511	$RELOAD_WATCHER ||= Event->timer (
		2512	reentrant => 0,
		2513	after => 0,
		2514	data => WF_AUTOCANCEL,
		2515	cb => sub {
2270	reload;	2516	reload;
2271	$who->message ("end of reload.");	2517	undef $RELOAD_WATCHER;
		2518	},
		2519	);
2272	}	2520	}
2273	};	2521	};
2274		2522
2275	unshift @INC, $LIBDIR;	2523	unshift @INC, $LIBDIR;
		2524
		2525	my $bug_warning = 0;
2276		2526
2277	$TICK_WATCHER = Event->timer (	2527	$TICK_WATCHER = Event->timer (
2278	reentrant => 0,	2528	reentrant => 0,
		2529	parked => 1,
2279	prio => 0,	2530	prio => 0,
2280	at => $NEXT_TICK || $TICK,	2531	at => $NEXT_TICK || $TICK,
2281	data => WF_AUTOCANCEL,	2532	data => WF_AUTOCANCEL,
2282	cb => sub {	2533	cb => sub {
		2534	if ($Coro::current != $Coro::main) {
		2535	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2536	unless ++$bug_warning > 10;
		2537	return;
		2538	}
		2539
		2540	$NOW = Event::time;
		2541
2283	cf::server_tick; # one server iteration	2542	cf::server_tick; # one server iteration
2284	$RUNTIME += $TICK;	2543	$RUNTIME += $TICK;
2285	$NEXT_TICK += $TICK;	2544	$NEXT_TICK += $TICK;
		2545
		2546	$WAIT_FOR_TICK->broadcast;
		2547	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2548
		2549	Event::sweep;
		2550	Coro::cede_notself;
		2551
		2552	# my $AFTER = Event::time;
		2553	# warn $AFTER - $NOW;#d#
2286		2554
2287	# if we are delayed by four ticks or more, skip them all	2555	# if we are delayed by four ticks or more, skip them all
2288	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2556	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2289		2557
2290	$TICK_WATCHER->at ($NEXT_TICK);	2558	$TICK_WATCHER->at ($NEXT_TICK);
2291	$TICK_WATCHER->start;	2559	$TICK_WATCHER->start;
2292	},	2560	},
2293	);	2561	);
2294		2562
		2563	{
		2564	BDB::max_poll_time $TICK * 0.1;
		2565	$BDB_POLL_WATCHER = Event->io (
		2566	reentrant => 0,
		2567	fd => BDB::poll_fileno,
		2568	poll => 'r',
		2569	prio => 0,
		2570	data => WF_AUTOCANCEL,
		2571	cb => \&BDB::poll_cb,
		2572	);
		2573	BDB::min_parallel 8;
		2574
		2575	BDB::set_sync_prepare {
		2576	my $status;
		2577	my $current = $Coro::current;
		2578	(
		2579	sub {
		2580	$status = $!;
		2581	$current->ready; undef $current;
		2582	},
		2583	sub {
		2584	Coro::schedule while defined $current;
		2585	$! = $status;
		2586	},
		2587	)
		2588	};
		2589
		2590	unless ($DB_ENV) {
		2591	$DB_ENV = BDB::db_env_create;
		2592
		2593	cf::sync_job {
		2594	BDB::db_env_open
		2595	$DB_ENV,
		2596	$BDB_ENV_DIR,
		2597	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
		2598	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
		2599	0666;
		2600
		2601	cf::cleanup "$!" if $!;
		2602
		2603	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
		2604	$DB_ENV->set_lk_detect;
		2605	};
		2606	}
		2607	}
		2608
		2609	{
		2610	IO::AIO::min_parallel 8;
		2611
		2612	undef $Coro::AIO::WATCHER;
2295	IO::AIO::max_poll_time $TICK * 0.2;	2613	IO::AIO::max_poll_time $TICK * 0.1;
2296		2614	$AIO_POLL_WATCHER = Event->io (
2297	Event->io (	2615	reentrant => 0,
2298	fd => IO::AIO::poll_fileno,	2616	fd => IO::AIO::poll_fileno,
2299	poll => 'r',	2617	poll => 'r',
2300	prio => 5,	2618	prio => 6,
2301	data => WF_AUTOCANCEL,	2619	data => WF_AUTOCANCEL,
2302	cb => \&IO::AIO::poll_cb,	2620	cb => \&IO::AIO::poll_cb,
2303	);	2621	);
		2622	}
2304		2623
2305	Event->timer (	2624	$WRITE_RUNTIME_WATCHER = Event->timer (
		2625	reentrant => 0,
2306	data => WF_AUTOCANCEL,	2626	data => WF_AUTOCANCEL,
2307	after => 0,	2627	after => 1,
2308	interval => 10,	2628	interval => 10,
2309	cb => sub {	2629	prio => 6, # keep it lowest so it acts like a watchdog
2310	(Coro::unblock_sub {	2630	cb => Coro::unblock_sub {
2311	write_runtime	2631	write_runtime
2312	or warn "ERROR: unable to write runtime file: $!";	2632	or warn "ERROR: unable to write runtime file: $!";
2313	})->();
2314	},	2633	},
2315	);	2634	);
2316		2635
2317	END { cf::emergency_save }	2636	END { cf::emergency_save }
2318		2637

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