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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.148 by root, Mon Jan 8 12:39:16 2007 UTC vs.
Revision 1.205 by root, Mon Feb 5 18:29:20 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 2.32 ();	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;
		53	our $USE_FSYNC = 1; # use fsync to write maps - default off
46		54
47	our %CFG;	55	our %CFG;
48		56
49	our $UPTIME; $UPTIME ||= time;	57	our $UPTIME; $UPTIME ||= time;
50	our $RUNTIME;	58	our $RUNTIME;
51		59
52	our %PLAYER; # all users	60	our %PLAYER; # all users
53	our %MAP; # all maps	61	our %MAP; # all maps
54	our $LINK_MAP; # the special {link} map	62	our $LINK_MAP; # the special {link} map, which is always available
55	our $RANDOM_MAPS = cf::localdir . "/random";	63	our $RANDOM_MAPS = cf::localdir . "/random";
56	our %EXT_CORO; # coroutines bound to extensions	64
		65	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
		66	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		67
		68	# used to convert map paths into valid unix filenames by replacing / by ∕
		69	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
57		70
58	binmode STDOUT;	71	binmode STDOUT;
59	binmode STDERR;	72	binmode STDERR;
60		73
61	# read virtual server time, if available	74	# read virtual server time, if available
…		…
69	mkdir cf::localdir . "/" . cf::playerdir;	82	mkdir cf::localdir . "/" . cf::playerdir;
70	mkdir cf::localdir . "/" . cf::tmpdir;	83	mkdir cf::localdir . "/" . cf::tmpdir;
71	mkdir cf::localdir . "/" . cf::uniquedir;	84	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	85	mkdir $RANDOM_MAPS;
73		86
74	# a special map that is always available
75	our $LINK_MAP;
76	our $EMERGENCY_POSITION;	87	our $EMERGENCY_POSITION;
		88
		89	sub cf::map::normalise;
77		90
78	#############################################################################	91	#############################################################################
79		92
80	=head2 GLOBAL VARIABLES	93	=head2 GLOBAL VARIABLES
81		94
…		…
105		118
106	=item %cf::CFG	119	=item %cf::CFG
107		120
108	Configuration for the server, loaded from C</etc/crossfire/config>, or	121	Configuration for the server, loaded from C</etc/crossfire/config>, or
109	from wherever your confdir points to.	122	from wherever your confdir points to.
		123
		124	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		125
		126	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		127	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		128	processing has been done. Call C<< ->wait >> on them to maximise the
		129	window of cpu time available, or simply to synchronise to the server tick.
110		130
111	=back	131	=back
112		132
113	=cut	133	=cut
114		134
…		…
146		166
147	$Event::DIED = sub {	167	$Event::DIED = sub {
148	warn "error in event callback: @_";	168	warn "error in event callback: @_";
149	};	169	};
150		170
151	my %ext_pkg;
152	my @exts;
153	my @hook;
154
155	=head2 UTILITY FUNCTIONS	171	=head2 UTILITY FUNCTIONS
156		172
157	=over 4	173	=over 4
158		174
		175	=item dumpval $ref
		176
159	=cut	177	=cut
		178
		179	sub dumpval {
		180	eval {
		181	local $SIG{__DIE__};
		182	my $d;
		183	if (1) {
		184	$d = new Data::Dumper([$_[0]], ["*var"]);
		185	$d->Terse(1);
		186	$d->Indent(2);
		187	$d->Quotekeys(0);
		188	$d->Useqq(1);
		189	#$d->Bless(...);
		190	$d->Seen($_[1]) if @_ > 1;
		191	$d = $d->Dump();
		192	}
		193	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		194	$d
		195	} || "[unable to dump $_[0]: '$@']";
		196	}
160		197
161	use JSON::Syck (); # TODO# replace by JSON::PC once working	198	use JSON::Syck (); # TODO# replace by JSON::PC once working
162		199
163	=item $ref = cf::from_json $json	200	=item $ref = cf::from_json $json
164		201
…		…
225	}	262	}
226		263
227	sub freeze_mainloop {	264	sub freeze_mainloop {
228	return unless $TICK_WATCHER->is_active;	265	return unless $TICK_WATCHER->is_active;
229		266
230	my $guard = Coro::guard { $TICK_WATCHER->start };	267	my $guard = Coro::guard {
		268	$TICK_WATCHER->start;
		269	$WRITE_RUNTIME_WATCHER->start;
		270	};
		271	$WRITE_RUNTIME_WATCHER->stop;
231	$TICK_WATCHER->stop;	272	$TICK_WATCHER->stop;
232	$guard	273	$guard
233	}	274	}
234		275
235	=item cf::async { BLOCK }	276	=item cf::async { BLOCK }
…		…
287	}	328	}
288	}	329	}
289		330
290	=item $coro = cf::async_ext { BLOCK }	331	=item $coro = cf::async_ext { BLOCK }
291		332
292	Like async, but this coro is automcatially being canceled when the	333	Like async, but this coro is automatically being canceled when the
293	extension calling this is being unloaded.	334	extension calling this is being unloaded.
294		335
295	=cut	336	=cut
296		337
297	sub async_ext(&) {	338	sub async_ext(&) {
…		…
311	my $runtime = cf::localdir . "/runtime";	352	my $runtime = cf::localdir . "/runtime";
312		353
313	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	354	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
314	or return;	355	or return;
315		356
		357	my $value = $cf::RUNTIME + 90 + 10;
316	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock	358	# 10 is the runtime save interval, for a monotonic clock
		359	# 60 allows for the watchdog to kill the server.
		360
317	(aio_write $fh, 0, (length $value), $value, 0) <= 0	361	(aio_write $fh, 0, (length $value), $value, 0) <= 0
318	and return;	362	and return;
319		363
		364	# always fsync - this file is important
320	aio_fsync $fh	365	aio_fsync $fh
321	and return;	366	and return;
322		367
323	close $fh	368	close $fh
324	or return;	369	or return;
…		…
330	}	375	}
331		376
332	=back	377	=back
333		378
334	=cut	379	=cut
335
336	#############################################################################
337
338	package cf::path;
339
340	sub new {
341	my ($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		380
456	#############################################################################	381	#############################################################################
457		382
458	=head2 ATTACHABLE OBJECTS	383	=head2 ATTACHABLE OBJECTS
459		384
…		…
585	our @CB_TYPE = (); # registry for type (cf-object class) based events	510	our @CB_TYPE = (); # registry for type (cf-object class) based events
586	our @CB_MAP = ();	511	our @CB_MAP = ();
587		512
588	my %attachment;	513	my %attachment;
589		514
		515	sub cf::attachable::thawer_merge {
		516	# simply override everything except _meta
		517	local $_[0]{_meta};
		518	%{$_[0]} = %{$_[1]};
		519	}
		520
590	sub _attach_cb($$$$) {	521	sub _attach_cb($$$$) {
591	my ($registry, $event, $prio, $cb) = @_;	522	my ($registry, $event, $prio, $cb) = @_;
592		523
593	use sort 'stable';	524	use sort 'stable';
594		525
…		…
765	# object support	696	# object support
766		697
767	sub reattach {	698	sub reattach {
768	# basically do the same as instantiate, without calling instantiate	699	# basically do the same as instantiate, without calling instantiate
769	my ($obj) = @_;	700	my ($obj) = @_;
		701
		702	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
770		703
771	my $registry = $obj->registry;	704	my $registry = $obj->registry;
772		705
773	@$registry = ();	706	@$registry = ();
774		707
…		…
821	$filename, length $$rdata, scalar @$objs;	754	$filename, length $$rdata, scalar @$objs;
822		755
823	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	756	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
824	chmod SAVE_MODE, $fh;	757	chmod SAVE_MODE, $fh;
825	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	758	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
826	aio_fsync $fh;	759	aio_fsync $fh if $cf::USE_FSYNC;
827	close $fh;	760	close $fh;
828		761
829	if (@$objs) {	762	if (@$objs) {
830	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	763	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
831	chmod SAVE_MODE, $fh;	764	chmod SAVE_MODE, $fh;
832	my $data = Storable::nfreeze { version => 1, objs => $objs };	765	my $data = Storable::nfreeze { version => 1, objs => $objs };
833	aio_write $fh, 0, (length $data), $data, 0;	766	aio_write $fh, 0, (length $data), $data, 0;
834	aio_fsync $fh;	767	aio_fsync $fh if $cf::USE_FSYNC;
835	close $fh;	768	close $fh;
836	aio_rename "$filename.pst~", "$filename.pst";	769	aio_rename "$filename.pst~", "$filename.pst";
837	}	770	}
838	} else {	771	} else {
839	aio_unlink "$filename.pst";	772	aio_unlink "$filename.pst";
…		…
845	}	778	}
846	} else {	779	} else {
847	aio_unlink $filename;	780	aio_unlink $filename;
848	aio_unlink "$filename.pst";	781	aio_unlink "$filename.pst";
849	}	782	}
		783
		784	#d##TODO# nuke non .map-files if exist
		785	if ($filename =~ s/\.map$//) {
		786	aio_unlink $filename;
		787	aio_unlink "$filename.pst";
		788	}
850	}	789	}
851	}	790	}
852		791
853	sub object_freezer_as_string {	792	sub object_freezer_as_string {
854	my ($rdata, $objs) = @_;	793	my ($rdata, $objs) = @_;
…		…
860		799
861	sub object_thawer_load {	800	sub object_thawer_load {
862	my ($filename) = @_;	801	my ($filename) = @_;
863		802
864	my ($data, $av);	803	my ($data, $av);
		804
		805	#d#TODO remove .map if file does not exist
		806	aio_stat $filename and $filename =~ s/\.map$//;
865		807
866	(aio_load $filename, $data) >= 0	808	(aio_load $filename, $data) >= 0
867	or return;	809	or return;
868		810
869	unless (aio_stat "$filename.pst") {	811	unless (aio_stat "$filename.pst") {
…		…
906	=cut	848	=cut
907		849
908	sub register_extcmd {	850	sub register_extcmd {
909	my ($name, $cb) = @_;	851	my ($name, $cb) = @_;
910		852
911	my $caller = caller;
912	#warn "registering extcmd '$name' to '$caller'";
913
914	$EXTCMD{$name} = [$cb, $caller];	853	$EXTCMD{$name} = $cb;
915	}	854	}
916		855
917	cf::player->attach (	856	cf::player->attach (
918	on_command => sub {	857	on_command => sub {
919	my ($pl, $name, $params) = @_;	858	my ($pl, $name, $params) = @_;
…		…
932		871
933	my $msg = eval { from_json $buf };	872	my $msg = eval { from_json $buf };
934		873
935	if (ref $msg) {	874	if (ref $msg) {
936	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	875	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
937	if (my %reply = $cb->[0]->($pl, $msg)) {	876	if (my %reply = $cb->($pl, $msg)) {
938	$pl->ext_reply ($msg->{msgid}, %reply);	877	$pl->ext_reply ($msg->{msgid}, %reply);
939	}	878	}
940	}	879	}
941	} else {	880	} else {
942	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	881	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
944		883
945	cf::override;	884	cf::override;
946	},	885	},
947	);	886	);
948		887
949	sub register {
950	my ($base, $pkg) = @_;
951
952	#TODO
953	}
954
955	sub load_extension {	888	sub load_extension {
956	my ($path) = @_;	889	my ($path) = @_;
957		890
958	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	891	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
959	my $base = $1;	892	my $base = $1;
960	my $pkg = $1;	893	my $pkg = $1;
961	$pkg =~ s/[^[:word:]]/_/g;	894	$pkg =~ s/[^[:word:]]/_/g;
962	$pkg = "ext::$pkg";	895	$pkg = "ext::$pkg";
963		896
964	warn "loading '$path' into '$pkg'\n";	897	warn "... loading '$path' into '$pkg'\n";
965		898
966	open my $fh, "<:utf8", $path	899	open my $fh, "<:utf8", $path
967	or die "$path: $!";	900	or die "$path: $!";
968		901
969	my $source =	902	my $source =
970	"package $pkg; use strict; use utf8;\n"	903	"package $pkg; use strict; use utf8;\n"
971	. "#line 1 \"$path\"\n{\n"	904	. "#line 1 \"$path\"\n{\n"
972	. (do { local $/; <$fh> })	905	. (do { local $/; <$fh> })
973	. "\n};\n1";	906	. "\n};\n1";
974		907
975	eval $source	908	unless (eval $source) {
976	or die $@ ? "$path: $@\n"	909	my $msg = $@ ? "$path: $@\n"
977	: "extension disabled.\n";	910	: "extension disabled.\n";
978		911	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
979	push @exts, $pkg;	912	warn $@;
980	$ext_pkg{$base} = $pkg;	913	warn "mandatory extension failed to load, exiting.\n";
981		914	exit 1;
982	# no strict 'refs';	915	}
983	# @{"$pkg\::ISA"} = ext::;	916	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	# }	917	}
998		918
999	# remove commands	919	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	}	920	}
1024		921
1025	sub load_extensions {	922	sub load_extensions {
1026	for my $ext (<$LIBDIR/*.ext>) {	923	for my $ext (<$LIBDIR/*.ext>) {
1027	next unless -r $ext;	924	next unless -r $ext;
…		…
1031	} or warn "$ext not loaded: $@";	928	} or warn "$ext not loaded: $@";
1032	}	929	}
1033	}	930	}
1034		931
1035	#############################################################################	932	#############################################################################
1036	# load/save/clean perl data associated with a map
1037
1038	*cf::mapsupport::on_clean = sub {
1039	my ($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*", $value };
1066	}
1067	}
1068	},
1069	);
1070
1071	#############################################################################
1072		933
1073	=head2 CORE EXTENSIONS	934	=head2 CORE EXTENSIONS
1074		935
1075	Functions and methods that extend core crossfire objects.	936	Functions and methods that extend core crossfire objects.
1076		937
1077	=cut	938	=cut
1078		939
1079	package cf::player;	940	package cf::player;
		941
		942	use Coro::AIO;
1080		943
1081	=head3 cf::player	944	=head3 cf::player
1082		945
1083	=over 4	946	=over 4
1084		947
…		…
1110		973
1111	sub exists($) {	974	sub exists($) {
1112	my ($login) = @_;	975	my ($login) = @_;
1113		976
1114	$cf::PLAYER{$login}	977	$cf::PLAYER{$login}
1115	or cf::sync_job { !aio_stat $login }	978	or cf::sync_job { !aio_stat path $login }
1116	}	979	}
1117		980
1118	sub find($) {	981	sub find($) {
1119	return $cf::PLAYER{$_[0]} || do {	982	return $cf::PLAYER{$_[0]} || do {
1120	my $login = $_[0];	983	my $login = $_[0];
1121		984
1122	my $guard = cf::lock_acquire "user_find:$login";	985	my $guard = cf::lock_acquire "user_find:$login";
1123		986
1124	$cf::PLAYER{$login} ||= (load_pl path $login or return);	987	$cf::PLAYER{$_[0]} || do {
		988	my $pl = load_pl path $login
		989	or return;
		990	$cf::PLAYER{$login} = $pl
		991	}
1125	};	992	}
1126	}	993	}
1127		994
1128	sub save($) {	995	sub save($) {
1129	my ($pl) = @_;	996	my ($pl) = @_;
1130		997
…		…
1133	my $path = path $pl;	1000	my $path = path $pl;
1134	my $guard = cf::lock_acquire "user_save:$path";	1001	my $guard = cf::lock_acquire "user_save:$path";
1135		1002
1136	return if $pl->{deny_save};	1003	return if $pl->{deny_save};
1137		1004
1138	Coro::AIO::aio_mkdir playerdir $pl, 0770;	1005	aio_mkdir playerdir $pl, 0770;
1139	$pl->{last_save} = $cf::RUNTIME;	1006	$pl->{last_save} = $cf::RUNTIME;
1140		1007
1141	$pl->save_pl ($path);	1008	$pl->save_pl ($path);
1142	Coro::cede;	1009	Coro::cede;
1143	}	1010	}
…		…
1152		1019
1153	$cf::PLAYER{$login} = $self;	1020	$cf::PLAYER{$login} = $self;
1154		1021
1155	$self	1022	$self
1156	}	1023	}
		1024
		1025	=item $pl->quit_character
		1026
		1027	Nukes the player without looking back. If logged in, the connection will
		1028	be destroyed. May block for a long time.
		1029
		1030	=cut
1157		1031
1158	sub quit_character {	1032	sub quit_character {
1159	my ($pl) = @_;	1033	my ($pl) = @_;
1160		1034
1161	$pl->{deny_save} = 1;	1035	$pl->{deny_save} = 1;
…		…
1166	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1040	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1167	$pl->ns->destroy if $pl->ns;	1041	$pl->ns->destroy if $pl->ns;
1168		1042
1169	my $path = playerdir $pl;	1043	my $path = playerdir $pl;
1170	my $temp = "$path~$cf::RUNTIME~deleting~";	1044	my $temp = "$path~$cf::RUNTIME~deleting~";
1171	IO::AIO::aio_rename $path, $temp, sub {	1045	aio_rename $path, $temp;
1172	delete $cf::PLAYER{$pl->ob->name};	1046	delete $cf::PLAYER{$pl->ob->name};
1173	$pl->destroy;	1047	$pl->destroy;
1174
1175	IO::AIO::aio_rmtree $temp;	1048	IO::AIO::aio_rmtree $temp;
		1049	}
		1050
		1051	=item cf::player::list_logins
		1052
		1053	Returns am arrayref of all valid playernames in the system, can take a
		1054	while and may block, so not sync_job-capable, ever.
		1055
		1056	=cut
		1057
		1058	sub list_logins {
		1059	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1060	or return [];
		1061
		1062	my @logins;
		1063
		1064	for my $login (@$dirs) {
		1065	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1066	aio_read $fh, 0, 512, my $buf, 0 or next;
		1067	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1068
		1069	utf8::decode $login;
		1070	push @logins, $login;
1176	};	1071	}
		1072
		1073	\@logins
		1074	}
		1075
		1076	=item $player->maps
		1077
		1078	Returns an arrayref of map paths that are private for this
		1079	player. May block.
		1080
		1081	=cut
		1082
		1083	sub maps($) {
		1084	my ($pl) = @_;
		1085
		1086	$pl = ref $pl ? $pl->ob->name : $pl;
		1087
		1088	my $files = aio_readdir playerdir $pl
		1089	or return;
		1090
		1091	my @paths;
		1092
		1093	for (@$files) {
		1094	utf8::decode $_;
		1095	next if /\.(?:pl|pst)$/;
		1096	next unless /^$PATH_SEP/o;
		1097
		1098	push @paths, cf::map::normalise "~$pl/$_";
		1099	}
		1100
		1101	\@paths
1177	}	1102	}
1178		1103
1179	=item $player->ext_reply ($msgid, $msgtype, %msg)	1104	=item $player->ext_reply ($msgid, $msgtype, %msg)
1180		1105
1181	Sends an ext reply to the player.	1106	Sends an ext reply to the player.
…		…
1204	package cf::map;	1129	package cf::map;
1205		1130
1206	use Fcntl;	1131	use Fcntl;
1207	use Coro::AIO;	1132	use Coro::AIO;
1208		1133
		1134	use overload
		1135	'""' => \&as_string,
		1136	fallback => 1;
		1137
1209	our $MAX_RESET = 3600;	1138	our $MAX_RESET = 3600;
1210	our $DEFAULT_RESET = 3000;	1139	our $DEFAULT_RESET = 3000;
1211		1140
1212	sub generate_random_map {	1141	sub generate_random_map {
1213	my ($path, $rmp) = @_;	1142	my ($self, $rmp) = @_;
1214
1215	# mit "rum" bekleckern, nicht	1143	# mit "rum" bekleckern, nicht
1216	cf::map::_create_random_map	1144	$self->_create_random_map (
1217	$path,
1218	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1145	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1219	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1146	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1220	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1147	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1221	$rmp->{exit_on_final_map},	1148	$rmp->{exit_on_final_map},
1222	$rmp->{xsize}, $rmp->{ysize},	1149	$rmp->{xsize}, $rmp->{ysize},
1223	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1150	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1224	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1151	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1225	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1152	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1226	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1153	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1227	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1154	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1228	(cf::region::find $rmp->{region})	1155	(cf::region::find $rmp->{region}), $rmp->{custom}
		1156	)
		1157	}
		1158
		1159	=item cf::map->register ($regex, $prio)
		1160
		1161	Register a handler for the map path matching the given regex at the
		1162	givne priority (higher is better, built-in handlers have priority 0, the
		1163	default).
		1164
		1165	=cut
		1166
		1167	sub register {
		1168	my (undef, $regex, $prio) = @_;
		1169	my $pkg = caller;
		1170
		1171	no strict;
		1172	push @{"$pkg\::ISA"}, __PACKAGE__;
		1173
		1174	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1175	}
		1176
		1177	# also paths starting with '/'
		1178	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1179
		1180	sub thawer_merge {
		1181	my ($self, $merge) = @_;
		1182
		1183	# we have to keep some variables in memory intact
		1184	local $self->{path};
		1185	local $self->{load_path};
		1186	local $self->{deny_save};
		1187	local $self->{deny_reset};
		1188
		1189	$self->SUPER::thawer_merge ($merge);
		1190	}
		1191
		1192	sub normalise {
		1193	my ($path, $base) = @_;
		1194
		1195	$path = "$path"; # make sure its a string
		1196
		1197	$path =~ s/\.map$//;
		1198
		1199	# map plan:
		1200	#
		1201	# /! non-realised random map exit (special hack!)
		1202	# {... are special paths that are not being touched
		1203	# ?xxx/... are special absolute paths
		1204	# ?random/... random maps
		1205	# /... normal maps
		1206	# ~user/... per-player map of a specific user
		1207
		1208	$path =~ s/$PATH_SEP/\//go;
		1209
		1210	# treat it as relative path if it starts with
		1211	# something that looks reasonable
		1212	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1213	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1214
		1215	$base =~ s{[^/]+/?$}{};
		1216	$path = "$base/$path";
		1217	}
		1218
		1219	for ($path) {
		1220	redo if s{//}{/};
		1221	redo if s{/\.?/}{/};
		1222	redo if s{/[^/]+/\.\./}{/};
		1223	}
		1224
		1225	$path
		1226	}
		1227
		1228	sub new_from_path {
		1229	my (undef, $path, $base) = @_;
		1230
		1231	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1232
		1233	$path = normalise $path, $base;
		1234
		1235	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1236	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1237	my $self = bless cf::map::new, $pkg;
		1238	$self->{path} = $path; $self->path ($path);
		1239	$self->init; # pass $1 etc.
		1240	return $self;
		1241	}
		1242	}
		1243
		1244	Carp::carp "unable to resolve path '$path' (base '$base').";
		1245	()
		1246	}
		1247
		1248	sub init {
		1249	my ($self) = @_;
		1250
		1251	$self
		1252	}
		1253
		1254	sub as_string {
		1255	my ($self) = @_;
		1256
		1257	"$self->{path}"
		1258	}
		1259
		1260	# the displayed name, this is a one way mapping
		1261	sub visible_name {
		1262	&as_string
		1263	}
		1264
		1265	# the original (read-only) location
		1266	sub load_path {
		1267	my ($self) = @_;
		1268
		1269	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
		1270	}
		1271
		1272	# the temporary/swap location
		1273	sub save_path {
		1274	my ($self) = @_;
		1275
		1276	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1277	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
		1278	}
		1279
		1280	# the unique path, undef == no special unique path
		1281	sub uniq_path {
		1282	my ($self) = @_;
		1283
		1284	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1285	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1229	}	1286	}
1230		1287
1231	# and all this just because we cannot iterate over	1288	# and all this just because we cannot iterate over
1232	# all maps in C++...	1289	# all maps in C++...
1233	sub change_all_map_light {	1290	sub change_all_map_light {
…		…
1235		1292
1236	$_->change_map_light ($change)	1293	$_->change_map_light ($change)
1237	for grep $_->outdoor, values %cf::MAP;	1294	for grep $_->outdoor, values %cf::MAP;
1238	}	1295	}
1239		1296
		1297	sub unlink_save {
		1298	my ($self) = @_;
		1299
		1300	utf8::encode (my $save = $self->save_path);
		1301	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1302	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1303
		1304	#d#TODO remove .map and also nuke
		1305	$save =~ s/\.map// or return;#d#
		1306	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;#d#
		1307	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";#d#
		1308	}
		1309
1240	sub try_load_header($) {	1310	sub load_header_from($) {
1241	my ($path) = @_;	1311	my ($self, $path) = @_;
1242		1312
1243	utf8::encode $path;	1313	utf8::encode $path;
1244	aio_open $path, O_RDONLY, 0	1314	#aio_open $path, O_RDONLY, 0
		1315	# or return;
		1316
		1317	$self->_load_header ($path)
1245	or return;	1318	or return;
1246		1319
1247	my $map = cf::map::new	1320	$self->{load_path} = $path;
		1321
		1322	1
		1323	}
		1324
		1325	sub load_header_orig {
		1326	my ($self) = @_;
		1327
		1328	$self->load_header_from ($self->load_path)
		1329	}
		1330
		1331	sub load_header_temp {
		1332	my ($self) = @_;
		1333
		1334	$self->load_header_from ($self->save_path)
		1335	}
		1336
		1337	sub prepare_temp {
		1338	my ($self) = @_;
		1339
		1340	$self->last_access ((delete $self->{last_access})
		1341	|| $cf::RUNTIME); #d#
		1342	# safety
		1343	$self->{instantiate_time} = $cf::RUNTIME
		1344	if $self->{instantiate_time} > $cf::RUNTIME;
		1345	}
		1346
		1347	sub prepare_orig {
		1348	my ($self) = @_;
		1349
		1350	$self->{load_original} = 1;
		1351	$self->{instantiate_time} = $cf::RUNTIME;
		1352	$self->last_access ($cf::RUNTIME);
		1353	$self->instantiate;
		1354	}
		1355
		1356	sub load_header {
		1357	my ($self) = @_;
		1358
		1359	if ($self->load_header_temp) {
		1360	$self->prepare_temp;
		1361	} else {
		1362	$self->load_header_orig
1248	or return;	1363	or return;
		1364	$self->prepare_orig;
		1365	}
1249		1366
1250	# for better error messages only, will be overwritten	1367	1
1251	$map->path ($path);
1252
1253	$map->load_header ($path)
1254	or return;
1255
1256	$map->{load_path} = $path;
1257
1258	$map
1259	}	1368	}
1260		1369
1261	sub find;	1370	sub find;
1262	sub find {	1371	sub find {
1263	my ($path, $origin) = @_;	1372	my ($path, $origin) = @_;
1264		1373
1265	#warn "find<$path,$origin>\n";#d#
1266
1267	$path = new cf::path $path, $origin && $origin->path;	1374	$path = normalise $path, $origin && $origin->path;
1268	my $key = $path->as_string;
1269		1375
1270	cf::lock_wait "map_find:$key";	1376	cf::lock_wait "map_find:$path";
1271		1377
1272	$cf::MAP{$key} || do {	1378	$cf::MAP{$path} || do {
1273	my $guard = cf::lock_acquire "map_find:$key";	1379	my $guard = cf::lock_acquire "map_find:$path";
1274		1380	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;	1381	or return;
1294		1382
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;	1383	$map->{last_save} = $cf::RUNTIME;
1307		1384
1308	Coro::cede;	1385	$map->load_header
		1386	or return;
1309		1387
1310	if ($map->should_reset) {	1388	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1389	# doing this can freeze the server in a sync job, obviously
		1390	#$cf::WAIT_FOR_TICK->wait;
1311	$map->reset;	1391	$map->reset;
1312	undef $guard;	1392	undef $guard;
1313	$map = find $path	1393	return find $path;
1314	or return;
1315	}	1394	}
1316		1395
1317	$cf::MAP{$key} = $map	1396	$cf::MAP{$path} = $map
1318	}	1397	}
1319	}	1398	}
		1399
		1400	sub pre_load { }
		1401	sub post_load { }
1320		1402
1321	sub load {	1403	sub load {
1322	my ($self) = @_;	1404	my ($self) = @_;
1323		1405
		1406	local $self->{deny_reset} = 1; # loading can take a long time
		1407
1324	my $path = $self->{path};	1408	my $path = $self->{path};
1325	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1409	my $guard = cf::lock_acquire "map_load:$path";
1326		1410
1327	return if $self->in_memory != cf::MAP_SWAPPED;	1411	return if $self->in_memory != cf::MAP_SWAPPED;
1328		1412
1329	$self->in_memory (cf::MAP_LOADING);	1413	$self->in_memory (cf::MAP_LOADING);
1330		1414
1331	$self->alloc;	1415	$self->alloc;
		1416
		1417	$self->pre_load;
		1418
1332	$self->load_objects ($self->{load_path}, 1)	1419	$self->_load_objects ($self->{load_path}, 1)
1333	or return;	1420	or return;
1334		1421
1335	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1422	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1336	if delete $self->{load_original};	1423	if delete $self->{load_original};
1337		1424
1338	if (my $uniq = $path->uniq_path) {	1425	if (my $uniq = $self->uniq_path) {
1339	utf8::encode $uniq;	1426	utf8::encode $uniq;
1340	if (aio_open $uniq, O_RDONLY, 0) {	1427	if (aio_open $uniq, O_RDONLY, 0) {
1341	$self->clear_unique_items;	1428	$self->clear_unique_items;
1342	$self->load_objects ($uniq, 0);	1429	$self->_load_objects ($uniq, 0);
1343	}	1430	}
1344	}	1431	}
1345		1432
1346	Coro::cede;	1433	Coro::cede;
1347		1434
1348	# now do the right thing for maps	1435	# now do the right thing for maps
1349	$self->link_multipart_objects;	1436	$self->link_multipart_objects;
1350		1437
1351	if ($self->{path}->is_style_map) {	1438	unless ($self->{deny_activate}) {
1352	$self->{deny_save} = 1;	1439	$self->decay_objects;
1353	$self->{deny_reset} = 1;
1354	} else {
1355	$self->fix_auto_apply;	1440	$self->fix_auto_apply;
1356	$self->decay_objects;
1357	$self->update_buttons;	1441	$self->update_buttons;
		1442	Coro::cede;
1358	$self->set_darkness_map;	1443	$self->set_darkness_map;
1359	$self->difficulty ($self->estimate_difficulty)	1444	$self->difficulty ($self->estimate_difficulty)
1360	unless $self->difficulty;	1445	unless $self->difficulty;
		1446	Coro::cede;
1361	$self->activate;	1447	$self->activate;
1362	}	1448	}
1363		1449
1364	Coro::cede;	1450	$self->post_load;
1365		1451
1366	$self->in_memory (cf::MAP_IN_MEMORY);	1452	$self->in_memory (cf::MAP_IN_MEMORY);
		1453	}
		1454
		1455	sub customise_for {
		1456	my ($self, $ob) = @_;
		1457
		1458	return find "~" . $ob->name . "/" . $self->{path}
		1459	if $self->per_player;
		1460
		1461	$self
		1462	}
		1463
		1464	# find and load all maps in the 3x3 area around a map
		1465	sub load_diag {
		1466	my ($map) = @_;
		1467
		1468	my @diag; # diagonal neighbours
		1469
		1470	for (0 .. 3) {
		1471	my $neigh = $map->tile_path ($_)
		1472	or next;
		1473	$neigh = find $neigh, $map
		1474	or next;
		1475	$neigh->load;
		1476
		1477	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1478	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1479	}
		1480
		1481	for (@diag) {
		1482	my $neigh = find @$_
		1483	or next;
		1484	$neigh->load;
		1485	}
1367	}	1486	}
1368		1487
1369	sub find_sync {	1488	sub find_sync {
1370	my ($path, $origin) = @_;	1489	my ($path, $origin) = @_;
1371		1490
1372	cf::sync_job { cf::map::find $path, $origin }	1491	cf::sync_job { find $path, $origin }
1373	}	1492	}
1374		1493
1375	sub do_load_sync {	1494	sub do_load_sync {
1376	my ($map) = @_;	1495	my ($map) = @_;
1377		1496
1378	cf::sync_job { $map->load };	1497	cf::sync_job { $map->load };
1379	}	1498	}
1380		1499
		1500	our %MAP_PREFETCH;
		1501	our $MAP_PREFETCHER = undef;
		1502
		1503	sub find_async {
		1504	my ($path, $origin) = @_;
		1505
		1506	$path = normalise $path, $origin && $origin->{path};
		1507
		1508	if (my $map = $cf::MAP{$path}) {
		1509	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1510	}
		1511
		1512	undef $MAP_PREFETCH{$path};
		1513	$MAP_PREFETCHER ||= cf::async {
		1514	while (%MAP_PREFETCH) {
		1515	for my $path (keys %MAP_PREFETCH) {
		1516	my $map = find $path
		1517	or next;
		1518	$map->load;
		1519
		1520	delete $MAP_PREFETCH{$path};
		1521	}
		1522	}
		1523	undef $MAP_PREFETCHER;
		1524	};
		1525	$MAP_PREFETCHER->prio (6);
		1526
		1527	()
		1528	}
		1529
1381	sub save {	1530	sub save {
1382	my ($self) = @_;	1531	my ($self) = @_;
1383		1532
1384	my $lock = cf::lock_acquire "map_data:" . $self->path;	1533	my $lock = cf::lock_acquire "map_data:" . $self->path;
1385		1534
1386	$self->{last_save} = $cf::RUNTIME;	1535	$self->{last_save} = $cf::RUNTIME;
1387		1536
1388	return unless $self->dirty;	1537	return unless $self->dirty;
1389		1538
1390	my $save = $self->{path}->save_path; utf8::encode $save;	1539	my $save = $self->save_path; utf8::encode $save;
1391	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1540	my $uniq = $self->uniq_path; utf8::encode $uniq;
1392		1541
1393	$self->{load_path} = $save;	1542	$self->{load_path} = $save;
1394		1543
1395	return if $self->{deny_save};	1544	return if $self->{deny_save};
1396		1545
…		…
1399	cf::async {	1548	cf::async {
1400	$_->contr->save for $self->players;	1549	$_->contr->save for $self->players;
1401	};	1550	};
1402		1551
1403	if ($uniq) {	1552	if ($uniq) {
1404	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1553	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1405	$self->save_objects ($uniq, cf::IO_UNIQUES);	1554	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1406	} else {	1555	} else {
1407	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1556	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1408	}	1557	}
1409	}	1558	}
1410		1559
1411	sub swap_out {	1560	sub swap_out {
1412	my ($self) = @_;	1561	my ($self) = @_;
…		…
1426		1575
1427	sub reset_at {	1576	sub reset_at {
1428	my ($self) = @_;	1577	my ($self) = @_;
1429		1578
1430	# TODO: safety, remove and allow resettable per-player maps	1579	# TODO: safety, remove and allow resettable per-player maps
1431	return 1e99 if $self->{path}{user_rel};	1580	return 1e99 if $self->isa ("ext::map_per_player");#d#
1432	return 1e99 if $self->{deny_reset};	1581	return 1e99 if $self->{deny_reset};
1433		1582
1434	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1583	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1435	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1584	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1436		1585
…		…
1441	my ($self) = @_;	1590	my ($self) = @_;
1442		1591
1443	$self->reset_at <= $cf::RUNTIME	1592	$self->reset_at <= $cf::RUNTIME
1444	}	1593	}
1445		1594
1446	sub unlink_save {
1447	my ($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	$self->save;
1465	}
1466
1467	sub reset {	1595	sub reset {
1468	my ($self) = @_;	1596	my ($self) = @_;
1469		1597
1470	my $lock = cf::lock_acquire "map_data:" . $self->path;	1598	my $lock = cf::lock_acquire "map_data:$self->{path}";
1471		1599
1472	return if $self->players;	1600	return if $self->players;
1473	return if $self->{path}{user_rel};#d#	1601	return if $self->isa ("ext::map_per_player");#d#
1474		1602
1475	warn "resetting map ", $self->path;#d#	1603	warn "resetting map ", $self->path;#d#
1476		1604
1477	delete $cf::MAP{$self->path};	1605	delete $cf::MAP{$self->path};
		1606
		1607	$self->in_memory (cf::MAP_SWAPPED);
		1608	$self->clear;
1478		1609
1479	$_->clear_links_to ($self) for values %cf::MAP;	1610	$_->clear_links_to ($self) for values %cf::MAP;
1480		1611
1481	$self->unlink_save;	1612	$self->unlink_save;
1482	$self->destroy;	1613	$self->destroy;
…		…
1485	my $nuke_counter = "aaaa";	1616	my $nuke_counter = "aaaa";
1486		1617
1487	sub nuke {	1618	sub nuke {
1488	my ($self) = @_;	1619	my ($self) = @_;
1489		1620
		1621	delete $cf::MAP{$self->path};
		1622
		1623	$self->unlink_save;
		1624
		1625	bless $self, "cf::map";
		1626	delete $self->{deny_reset};
1490	$self->{deny_save} = 1;	1627	$self->{deny_save} = 1;
1491	$self->reset_timeout (1);	1628	$self->reset_timeout (1);
1492	$self->rename ("{nuke}/" . ($nuke_counter++));	1629	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1630
		1631	$cf::MAP{$self->path} = $self;
		1632
1493	$self->reset; # polite request, might not happen	1633	$self->reset; # polite request, might not happen
1494	}	1634	}
1495		1635
1496	sub customise_for {	1636	=item cf::map::unique_maps
1497	my ($map, $ob) = @_;
1498		1637
1499	if ($map->per_player) {	1638	Returns an arrayref of paths of all shared maps that have
1500	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1639	instantiated unique items. May block.
1501	}
1502		1640
1503	$map	1641	=cut
1504	}
1505		1642
1506	sub emergency_save {	1643	sub unique_maps() {
1507	my $freeze_guard = cf::freeze_mainloop;	1644	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1645	or return;
1508		1646
1509	warn "enter emergency perl save\n";	1647	my @paths;
1510		1648
1511	cf::sync_job {	1649	for (@$files) {
1512	warn "begin emergency player save\n";	1650	utf8::decode $_;
1513	$_->save for values %cf::PLAYER;	1651	next if /\.pst$/;
1514	warn "end emergency player save\n";	1652	next unless /^$PATH_SEP/o;
1515		1653
1516	warn "begin emergency map save\n";	1654	push @paths, cf::map::normalise $_;
1517	$_->save for values %cf::MAP;
1518	warn "end emergency map save\n";
1519	};	1655	}
1520		1656
1521	warn "leave emergency perl save\n";	1657	\@paths
1522	}	1658	}
1523		1659
1524	package cf;	1660	package cf;
1525		1661
1526	=back	1662	=back
1527		1663
		1664	=head3 cf::object
		1665
		1666	=cut
		1667
		1668	package cf::object;
		1669
		1670	=over 4
		1671
		1672	=item $ob->inv_recursive
		1673
		1674	Returns the inventory of the object _and_ their inventories, recursively.
		1675
		1676	=cut
		1677
		1678	sub inv_recursive_;
		1679	sub inv_recursive_ {
		1680	map { $_, inv_recursive_ $_->inv } @_
		1681	}
		1682
		1683	sub inv_recursive {
		1684	inv_recursive_ inv $_[0]
		1685	}
		1686
		1687	package cf;
		1688
		1689	=back
1528		1690
1529	=head3 cf::object::player	1691	=head3 cf::object::player
1530		1692
1531	=over 4	1693	=over 4
1532		1694
…		…
1572		1734
1573	=item $player_object->enter_link	1735	=item $player_object->enter_link
1574		1736
1575	Freezes the player and moves him/her to a special map (C<{link}>).	1737	Freezes the player and moves him/her to a special map (C<{link}>).
1576		1738
1577	The player should be reaosnably safe there for short amounts of time. You	1739	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.	1740	I<MUST> call C<leave_link> as soon as possible, though.
1579		1741
		1742	Will never block.
		1743
1580	=item $player_object->leave_link ($map, $x, $y)	1744	=item $player_object->leave_link ($map, $x, $y)
1581		1745
1582	Moves the player out of the specila link map onto the given map. If the	1746	Moves the player out of the special C<{link}> map onto the specified
1583	map is not valid (or omitted), the player will be moved back to the	1747	map. If the map is not valid (or omitted), the player will be moved back
1584	location he/she was before the call to C<enter_link>, or, if that fails,	1748	to the location he/she was before the call to C<enter_link>, or, if that
1585	to the emergency map position.	1749	fails, to the emergency map position.
1586		1750
1587	Might block.	1751	Might block.
1588		1752
1589	=cut	1753	=cut
		1754
		1755	sub link_map {
		1756	unless ($LINK_MAP) {
		1757	$LINK_MAP = cf::map::find "{link}"
		1758	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1759	$LINK_MAP->load;
		1760	}
		1761
		1762	$LINK_MAP
		1763	}
1590		1764
1591	sub cf::object::player::enter_link {	1765	sub cf::object::player::enter_link {
1592	my ($self) = @_;	1766	my ($self) = @_;
1593		1767
1594	$self->deactivate_recursive;	1768	$self->deactivate_recursive;
1595		1769
1596	return if $self->map == $LINK_MAP;	1770	return if UNIVERSAL::isa $self->map, "ext::map_link";
1597		1771
1598	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1772	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1599	if $self->map;	1773	if $self->map;
1600		1774
1601	$self->enter_map ($LINK_MAP, 20, 20);	1775	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1602	}	1776	}
1603		1777
1604	sub cf::object::player::leave_link {	1778	sub cf::object::player::leave_link {
1605	my ($self, $map, $x, $y) = @_;	1779	my ($self, $map, $x, $y) = @_;
1606		1780
…		…
1624	# use -1 or undef as default coordinates, not 0, 0	1798	# use -1 or undef as default coordinates, not 0, 0
1625	($x, $y) = ($map->enter_x, $map->enter_y)	1799	($x, $y) = ($map->enter_x, $map->enter_y)
1626	if $x <=0 && $y <= 0;	1800	if $x <=0 && $y <= 0;
1627		1801
1628	$map->load;	1802	$map->load;
		1803	$map->load_diag;
1629		1804
1630	return unless $self->contr->active;	1805	return unless $self->contr->active;
1631	$self->activate_recursive;	1806	$self->activate_recursive;
1632	$self->enter_map ($map, $x, $y);	1807	$self->enter_map ($map, $x, $y);
1633	}	1808	}
…		…
1672	my ($self, $path, $x, $y) = @_;	1847	my ($self, $path, $x, $y) = @_;
1673		1848
1674	$self->enter_link;	1849	$self->enter_link;
1675		1850
1676	(async {	1851	(async {
1677	$path = new cf::path $path;	1852	my $map = eval {
1678
1679	my $map = cf::map::find $path->as_string;	1853	my $map = cf::map::find $path;
1680	$map = $map->customise_for ($self) if $map;	1854	$map = $map->customise_for ($self) if $map;
1681		1855	$map
1682	# warn "entering ", $map->path, " at ($x, $y)\n"	1856	} or
1683	# if $map;
1684
1685	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1857	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1686		1858
1687	$self->leave_link ($map, $x, $y);	1859	$self->leave_link ($map, $x, $y);
1688	})->prio (1);	1860	})->prio (1);
1689	}	1861	}
1690		1862
…		…
1694		1866
1695	sub parse_random_map_params {	1867	sub parse_random_map_params {
1696	my ($spec) = @_;	1868	my ($spec) = @_;
1697		1869
1698	my $rmp = { # defaults	1870	my $rmp = { # defaults
1699	xsize => 10,	1871	xsize => (cf::rndm 15, 40),
1700	ysize => 10,	1872	ysize => (cf::rndm 15, 40),
		1873	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1874	#layout => string,
1701	};	1875	};
1702		1876
1703	for (split /\n/, $spec) {	1877	for (split /\n/, $spec) {
1704	my ($k, $v) = split /\s+/, $_, 2;	1878	my ($k, $v) = split /\s+/, $_, 2;
1705		1879
…		…
1709	$rmp	1883	$rmp
1710	}	1884	}
1711		1885
1712	sub prepare_random_map {	1886	sub prepare_random_map {
1713	my ($exit) = @_;	1887	my ($exit) = @_;
		1888
		1889	my $guard = cf::lock_acquire "exit_prepare:$exit";
1714		1890
1715	# all this does is basically replace the /! path by	1891	# all this does is basically replace the /! path by
1716	# a new random map path (?random/...) with a seed	1892	# a new random map path (?random/...) with a seed
1717	# that depends on the exit object	1893	# that depends on the exit object
1718		1894
1719	my $rmp = parse_random_map_params $exit->msg;	1895	my $rmp = parse_random_map_params $exit->msg;
1720		1896
1721	if ($exit->map) {	1897	if ($exit->map) {
1722	$rmp->{region} = $exit->map->region_name;	1898	$rmp->{region} = $exit->region->name;
1723	$rmp->{origin_map} = $exit->map->path;	1899	$rmp->{origin_map} = $exit->map->path;
1724	$rmp->{origin_x} = $exit->x;	1900	$rmp->{origin_x} = $exit->x;
1725	$rmp->{origin_y} = $exit->y;	1901	$rmp->{origin_y} = $exit->y;
1726	}	1902	}
1727		1903
1728	$rmp->{random_seed} ||= $exit->random_seed;	1904	$rmp->{random_seed} ||= $exit->random_seed;
1729		1905
1730	my $data = cf::to_json $rmp;	1906	my $data = cf::to_json $rmp;
1731	my $md5 = Digest::MD5::md5_hex $data;	1907	my $md5 = Digest::MD5::md5_hex $data;
		1908	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1732		1909
1733	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1910	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1734	aio_write $fh, 0, (length $data), $data, 0;	1911	aio_write $fh, 0, (length $data), $data, 0;
		1912	undef $fh;
		1913	aio_rename "$meta~", $meta;
1735		1914
1736	$exit->slaying ("?random/$md5");	1915	$exit->slaying ("?random/$md5");
1737	$exit->msg (undef);	1916	$exit->msg (undef);
1738	}	1917	}
1739	}	1918	}
1740		1919
1741	sub cf::object::player::enter_exit {	1920	sub cf::object::player::enter_exit {
1742	my ($self, $exit) = @_;	1921	my ($self, $exit) = @_;
1743		1922
1744	return unless $self->type == cf::PLAYER;	1923	return unless $self->type == cf::PLAYER;
		1924
		1925	if ($exit->slaying eq "/!") {
		1926	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1927	cf::sync_job { prepare_random_map $exit };
		1928	}
		1929
		1930	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1931	my $hp = $exit->stats->hp;
		1932	my $sp = $exit->stats->sp;
1745		1933
1746	$self->enter_link;	1934	$self->enter_link;
1747		1935
1748	(async {	1936	(async {
1749	$self->deactivate_recursive; # just to be sure	1937	$self->deactivate_recursive; # just to be sure
1750	unless (eval {	1938	unless (eval {
1751	prepare_random_map $exit	1939	$self->goto ($slaying, $hp, $sp);
1752	if $exit->slaying eq "/!";
1753
1754	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1755	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1756		1940
1757	1;	1941	1;
1758	}) {	1942	}) {
1759	$self->message ("Something went wrong deep within the crossfire server. "	1943	$self->message ("Something went wrong deep within the crossfire server. "
1760	. "I'll try to bring you back to the map you were before. "	1944	. "I'll try to bring you back to the map you were before. "
1761	. "Please report this to the dungeon master",	1945	. "Please report this to the dungeon master!",
1762	cf::NDI_UNIQUE | cf::NDI_RED);	1946	cf::NDI_UNIQUE | cf::NDI_RED);
1763		1947
1764	warn "ERROR in enter_exit: $@";	1948	warn "ERROR in enter_exit: $@";
1765	$self->leave_link;	1949	$self->leave_link;
1766	}	1950	}
…		…
1821	# get handled first	2005	# get handled first
1822	my $queue = delete $ns->{query_queue}	2006	my $queue = delete $ns->{query_queue}
1823	or return; # be conservative, not sure how that can happen, but we saw a crash here	2007	or return; # be conservative, not sure how that can happen, but we saw a crash here
1824		2008
1825	(shift @$queue)->[1]->($msg);	2009	(shift @$queue)->[1]->($msg);
		2010	return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1826		2011
1827	push @{ $ns->{query_queue} }, @$queue;	2012	push @{ $ns->{query_queue} }, @$queue;
1828		2013
1829	if (@{ $ns->{query_queue} } == @$queue) {	2014	if (@{ $ns->{query_queue} } == @$queue) {
1830	if (@$queue) {	2015	if (@$queue) {
…		…
2049	sub db_sync() {	2234	sub db_sync() {
2050	db_save if $dirty;	2235	db_save if $dirty;
2051	undef $dirty;	2236	undef $dirty;
2052	}	2237	}
2053		2238
2054	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2239	my $idle = Event->idle (
2055	db_sync;	2240	reentrant => 0,
		2241	min => 10,
		2242	max => 20,
		2243	repeat => 0,
		2244	data => WF_AUTOCANCEL,
		2245	cb => \&db_sync,
2056	});	2246	);
2057		2247
2058	sub db_dirty() {	2248	sub db_dirty() {
2059	$dirty = 1;	2249	$dirty = 1;
2060	$idle->start;	2250	$idle->start;
2061	}	2251	}
…		…
2082	},	2272	},
2083	);	2273	);
2084	}	2274	}
2085		2275
2086	#############################################################################	2276	#############################################################################
2087	# the server's main()	2277	# the server's init and main functions
		2278
		2279	sub load_resources {
		2280	load_regions sprintf "%s/%s/regions", cf::datadir, cf::mapdir
		2281	or die "unable to load regions file\n";#d#
		2282	}
2088		2283
2089	sub cfg_load {	2284	sub cfg_load {
2090	open my $fh, "<:utf8", cf::confdir . "/config"	2285	open my $fh, "<:utf8", cf::confdir . "/config"
2091	or return;	2286	or return;
2092		2287
…		…
2105	};	2300	};
2106	warn $@ if $@;	2301	warn $@ if $@;
2107	}	2302	}
2108	}	2303	}
2109		2304
		2305	sub init {
		2306	load_resources;
		2307	}
		2308
2110	sub main {	2309	sub main {
2111	# we must not ever block the main coroutine	2310	# we must not ever block the main coroutine
2112	local $Coro::idle = sub {	2311	local $Coro::idle = sub {
2113	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2312	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2313	(async {
2114	async { Event::one_event };	2314	Event::one_event;
		2315	})->prio (Coro::PRIO_MAX);
2115	};	2316	};
2116		2317
2117	cfg_load;	2318	cfg_load;
2118	db_load;	2319	db_load;
2119	load_extensions;	2320	load_extensions;
		2321
		2322	$TICK_WATCHER->start;
2120	Event::loop;	2323	Event::loop;
2121	}	2324	}
2122		2325
2123	#############################################################################	2326	#############################################################################
2124	# initialisation	2327	# initialisation and cleanup
		2328
		2329	# install some emergency cleanup handlers
		2330	BEGIN {
		2331	for my $signal (qw(INT HUP TERM)) {
		2332	Event->signal (
		2333	reentrant => 0,
		2334	data => WF_AUTOCANCEL,
		2335	signal => $signal,
		2336	prio => 0,
		2337	cb => sub {
		2338	cf::cleanup "SIG$signal";
		2339	},
		2340	);
		2341	}
		2342	}
		2343
		2344	sub emergency_save() {
		2345	my $freeze_guard = cf::freeze_mainloop;
		2346
		2347	warn "enter emergency perl save\n";
		2348
		2349	cf::sync_job {
		2350	# use a peculiar iteration method to avoid tripping on perl
		2351	# refcount bugs in for. also avoids problems with players
		2352	# and maps saved/destroyed asynchronously.
		2353	warn "begin emergency player save\n";
		2354	for my $login (keys %cf::PLAYER) {
		2355	my $pl = $cf::PLAYER{$login} or next;
		2356	$pl->valid or next;
		2357	$pl->save;
		2358	}
		2359	warn "end emergency player save\n";
		2360
		2361	warn "begin emergency map save\n";
		2362	for my $path (keys %cf::MAP) {
		2363	my $map = $cf::MAP{$path} or next;
		2364	$map->valid or next;
		2365	$map->save;
		2366	}
		2367	warn "end emergency map save\n";
		2368	};
		2369
		2370	warn "leave emergency perl save\n";
		2371	}
2125		2372
2126	sub reload() {	2373	sub reload() {
2127	# can/must only be called in main	2374	# can/must only be called in main
2128	if ($Coro::current != $Coro::main) {	2375	if ($Coro::current != $Coro::main) {
2129	warn "can only reload from main coroutine\n";	2376	warn "can only reload from main coroutine";
2130	return;	2377	return;
2131	}	2378	}
2132		2379
2133	warn "reloading...";	2380	warn "reloading...";
2134		2381
2135	my $guard = freeze_mainloop;	2382	warn "cancelling server ticker";
		2383	$TICK_WATCHER->cancel;
		2384
2136	cf::emergency_save;	2385	cf::emergency_save;
2137		2386
2138	eval {	2387	eval {
2139	# if anything goes wrong in here, we should simply crash as we already saved	2388	# if anything goes wrong in here, we should simply crash as we already saved
2140		2389
2141	# cancel all watchers	2390	warn "syncing database to disk";
		2391	cf::db_sync;
		2392
		2393	warn "cancelling all WF_AUTOCANCEL watchers";
2142	for (Event::all_watchers) {	2394	for (Event::all_watchers) {
2143	$_->cancel if $_->data & WF_AUTOCANCEL;	2395	$_->cancel if $_->data & WF_AUTOCANCEL;
2144	}	2396	}
2145		2397
		2398	warn "flushing outstanding aio requests";
		2399	for (;;) {
		2400	IO::AIO::flush;
		2401	Coro::cede;
		2402	last unless IO::AIO::nreqs;
		2403	warn "iterate...";
		2404	}
		2405
2146	# cancel all extension coros	2406	warn "cancelling all extension coros";
2147	$_->cancel for values %EXT_CORO;	2407	$_->cancel for values %EXT_CORO;
2148	%EXT_CORO = ();	2408	%EXT_CORO = ();
2149		2409
2150	# unload all extensions	2410	warn "removing commands";
2151	for (@exts) {	2411	%COMMAND = ();
		2412
		2413	warn "removing ext commands";
		2414	%EXTCMD = ();
		2415
		2416	warn "unloading/nuking all extensions";
		2417	for my $pkg (@EXTS) {
2152	warn "unloading <$_>";	2418	warn "... unloading $pkg";
2153	unload_extension $_;	2419
		2420	if (my $cb = $pkg->can ("unload")) {
		2421	eval {
		2422	$cb->($pkg);
		2423	1
		2424	} or warn "$pkg unloaded, but with errors: $@";
2154	}	2425	}
2155		2426
		2427	warn "... nuking $pkg";
		2428	Symbol::delete_package $pkg;
		2429	}
		2430
2156	# unload all modules loaded from $LIBDIR	2431	warn "unloading all perl modules loaded from $LIBDIR";
2157	while (my ($k, $v) = each %INC) {	2432	while (my ($k, $v) = each %INC) {
2158	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2433	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2159		2434
2160	warn "removing <$k>";	2435	warn "... unloading $k";
2161	delete $INC{$k};	2436	delete $INC{$k};
2162		2437
2163	$k =~ s/\.pm$//;	2438	$k =~ s/\.pm$//;
2164	$k =~ s/\//::/g;	2439	$k =~ s/\//::/g;
2165		2440
…		…
2168	}	2443	}
2169		2444
2170	Symbol::delete_package $k;	2445	Symbol::delete_package $k;
2171	}	2446	}
2172		2447
2173	# sync database to disk
2174	cf::db_sync;
2175	IO::AIO::flush;
2176
2177	# get rid of safe::, as good as possible	2448	warn "getting rid of safe::, as good as possible";
2178	Symbol::delete_package "safe::$_"	2449	Symbol::delete_package "safe::$_"
2179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2450	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2180		2451
2181	# remove register_script_function callbacks
2182	# TODO
2183
2184	# unload cf.pm "a bit"	2452	warn "unloading cf.pm \"a bit\"";
2185	delete $INC{"cf.pm"};	2453	delete $INC{"cf.pm"};
2186		2454
2187	# don't, removes xs symbols, too,	2455	# don't, removes xs symbols, too,
2188	# and global variables created in xs	2456	# and global variables created in xs
2189	#Symbol::delete_package __PACKAGE__;	2457	#Symbol::delete_package __PACKAGE__;
2190		2458
2191	# reload cf.pm	2459	warn "unload completed, starting to reload now";
		2460
2192	warn "reloading cf.pm";	2461	warn "reloading cf.pm";
2193	require cf;	2462	require cf;
2194	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2463	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2195		2464
2196	# load config and database again	2465	warn "loading config and database again";
2197	cf::cfg_load;	2466	cf::cfg_load;
2198	cf::db_load;	2467	cf::db_load;
2199		2468
2200	# load extensions
2201	warn "load extensions";	2469	warn "loading extensions";
2202	cf::load_extensions;	2470	cf::load_extensions;
2203		2471
2204	# reattach attachments to objects	2472	warn "reattaching attachments to objects/players";
2205	warn "reattach";
2206	_global_reattach;	2473	_global_reattach;
		2474	warn "reattaching attachments to maps";
2207	reattach $_ for values %MAP;	2475	reattach $_ for values %MAP;
		2476
		2477	warn "loading reloadable resources";
		2478	load_resources;
		2479
		2480	warn "restarting server ticker";
		2481
		2482	$TICK_WATCHER->start;
2208	};	2483	};
2209		2484
2210	if ($@) {	2485	if ($@) {
2211	warn $@;	2486	warn $@;
2212	warn "error while reloading, exiting.";	2487	warn "error while reloading, exiting.";
2213	exit 1;	2488	exit 1;
2214	}	2489	}
2215		2490
2216	warn "reloaded successfully";	2491	warn "reloaded";
2217	};	2492	};
2218		2493
2219	#############################################################################	2494	our $RELOAD_WATCHER; # used only during reload
2220
2221	unless ($LINK_MAP) {
2222	$LINK_MAP = cf::map::new;
2223
2224	$LINK_MAP->width (41);
2225	$LINK_MAP->height (41);
2226	$LINK_MAP->alloc;
2227	$LINK_MAP->path ("{link}");
2228	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2229	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2230
2231	# dirty hack because... archetypes are not yet loaded
2232	Event->timer (
2233	after => 10,
2234	cb => sub {
2235	$_[0]->w->cancel;
2236
2237	# provide some exits "home"
2238	my $exit = cf::object::new "exit";
2239
2240	$exit->slaying ($EMERGENCY_POSITION->[0]);
2241	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2242	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2243
2244	$LINK_MAP->insert ($exit->clone, 19, 19);
2245	$LINK_MAP->insert ($exit->clone, 19, 20);
2246	$LINK_MAP->insert ($exit->clone, 19, 21);
2247	$LINK_MAP->insert ($exit->clone, 20, 19);
2248	$LINK_MAP->insert ($exit->clone, 20, 21);
2249	$LINK_MAP->insert ($exit->clone, 21, 19);
2250	$LINK_MAP->insert ($exit->clone, 21, 20);
2251	$LINK_MAP->insert ($exit->clone, 21, 21);
2252
2253	$exit->destroy;
2254	});
2255
2256	$LINK_MAP->{deny_save} = 1;
2257	$LINK_MAP->{deny_reset} = 1;
2258
2259	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2260	}
2261
2262	register "<global>", __PACKAGE__;
2263		2495
2264	register_command "reload" => sub {	2496	register_command "reload" => sub {
2265	my ($who, $arg) = @_;	2497	my ($who, $arg) = @_;
2266		2498
2267	if ($who->flag (FLAG_WIZ)) {	2499	if ($who->flag (FLAG_WIZ)) {
2268	$who->message ("start of reload.");	2500	$who->message ("reloading server.");
		2501
		2502	# doing reload synchronously and two reloads happen back-to-back,
		2503	# coro crashes during coro_state_free->destroy here.
		2504
		2505	$RELOAD_WATCHER ||= Event->timer (
		2506	reentrant => 0,
		2507	after => 0,
		2508	data => WF_AUTOCANCEL,
		2509	cb => sub {
2269	reload;	2510	reload;
2270	$who->message ("end of reload.");	2511	undef $RELOAD_WATCHER;
		2512	},
		2513	);
2271	}	2514	}
2272	};	2515	};
2273		2516
2274	unshift @INC, $LIBDIR;	2517	unshift @INC, $LIBDIR;
		2518
		2519	my $bug_warning = 0;
2275		2520
2276	$TICK_WATCHER = Event->timer (	2521	$TICK_WATCHER = Event->timer (
2277	reentrant => 0,	2522	reentrant => 0,
		2523	parked => 1,
2278	prio => 0,	2524	prio => 0,
2279	at => $NEXT_TICK || $TICK,	2525	at => $NEXT_TICK || $TICK,
2280	data => WF_AUTOCANCEL,	2526	data => WF_AUTOCANCEL,
2281	cb => sub {	2527	cb => sub {
		2528	if ($Coro::current != $Coro::main) {
		2529	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2530	unless ++$bug_warning > 10;
		2531	return;
		2532	}
		2533
		2534	$NOW = Event::time;
		2535
2282	cf::server_tick; # one server iteration	2536	cf::server_tick; # one server iteration
2283	$RUNTIME += $TICK;	2537	$RUNTIME += $TICK;
2284	$NEXT_TICK += $TICK;	2538	$NEXT_TICK += $TICK;
		2539
		2540	$WAIT_FOR_TICK->broadcast;
		2541	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2542
		2543	Event::sweep;
		2544	Coro::cede_notself;
		2545
		2546	# my $AFTER = Event::time;
		2547	# warn $AFTER - $NOW;#d#
2285		2548
2286	# if we are delayed by four ticks or more, skip them all	2549	# if we are delayed by four ticks or more, skip them all
2287	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2550	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2288		2551
2289	$TICK_WATCHER->at ($NEXT_TICK);	2552	$TICK_WATCHER->at ($NEXT_TICK);
2290	$TICK_WATCHER->start;	2553	$TICK_WATCHER->start;
2291	},	2554	},
2292	);	2555	);
2293		2556
2294	IO::AIO::max_poll_time $TICK * 0.2;	2557	IO::AIO::max_poll_time $TICK * 0.1;
2295		2558
2296	Event->io (	2559	undef $Coro::AIO::WATCHER;
		2560	$AIO_POLL_WATCHER = Event->io (
		2561	reentrant => 0,
2297	fd => IO::AIO::poll_fileno,	2562	fd => IO::AIO::poll_fileno,
2298	poll => 'r',	2563	poll => 'r',
2299	prio => 5,	2564	prio => 6,
2300	data => WF_AUTOCANCEL,	2565	data => WF_AUTOCANCEL,
2301	cb => \&IO::AIO::poll_cb,	2566	cb => \&IO::AIO::poll_cb,
2302	);	2567	);
2303		2568
2304	Event->timer (	2569	$WRITE_RUNTIME_WATCHER = Event->timer (
		2570	reentrant => 0,
2305	data => WF_AUTOCANCEL,	2571	data => WF_AUTOCANCEL,
2306	after => 0,	2572	after => 1,
2307	interval => 10,	2573	interval => 10,
2308	cb => sub {	2574	prio => 6, # keep it lowest so it acts like a watchdog
2309	(Coro::unblock_sub {	2575	cb => Coro::unblock_sub {
2310	write_runtime	2576	write_runtime
2311	or warn "ERROR: unable to write runtime file: $!";	2577	or warn "ERROR: unable to write runtime file: $!";
2312	})->();
2313	},	2578	},
2314	);	2579	);
2315		2580
2316	END { cf::emergency_save }	2581	END { cf::emergency_save }
2317		2582

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