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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.146 by root, Sun Jan 7 23:10:43 2007 UTC vs.
Revision 1.200 by root, Mon Jan 29 17:57:22 2007 UTC

…		…
8	use Storable;	8	use Storable;
9	use Opcode;	9	use Opcode;
10	use Safe;	10	use Safe;
11	use Safe::Hole;	11	use Safe::Hole;
12		12
13	use Coro 3.3 ();	13	use Coro 3.5 ();
14	use Coro::Event;	14	use Coro::Event;
15	use Coro::Timer;	15	use Coro::Timer;
16	use Coro::Signal;	16	use Coro::Signal;
17	use Coro::Semaphore;	17	use Coro::Semaphore;
18	use Coro::AIO;	18	use Coro::AIO;
19		19
		20	use Data::Dumper;
20	use Digest::MD5;	21	use Digest::MD5;
21	use Fcntl;	22	use Fcntl;
22	use IO::AIO 2.32 ();	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;
46		53
47	our %CFG;	54	our %CFG;
48		55
49	our $UPTIME; $UPTIME ||= time;	56	our $UPTIME; $UPTIME ||= time;
50	our $RUNTIME;	57	our $RUNTIME;
51		58
52	our %PLAYER; # all users	59	our %PLAYER; # all users
53	our %MAP; # all maps	60	our %MAP; # all maps
54	our $LINK_MAP; # the special {link} map	61	our $LINK_MAP; # the special {link} map, which is always available
55	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
56	our %EXT_CORO; # coroutines bound to extensions	63
		64	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
		65	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		66
		67	# used to convert map paths into valid unix filenames by replacing / by ∕
		68	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
57		69
58	binmode STDOUT;	70	binmode STDOUT;
59	binmode STDERR;	71	binmode STDERR;
60		72
61	# read virtual server time, if available	73	# read virtual server time, if available
…		…
69	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
70	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
71	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
73		85
74	# a special map that is always available
75	our $LINK_MAP;
76	our $EMERGENCY_POSITION;	86	our $EMERGENCY_POSITION;
		87
		88	sub cf::map::normalise;
77		89
78	#############################################################################	90	#############################################################################
79		91
80	=head2 GLOBAL VARIABLES	92	=head2 GLOBAL VARIABLES
81		93
…		…
105		117
106	=item %cf::CFG	118	=item %cf::CFG
107		119
108	Configuration for the server, loaded from C</etc/crossfire/config>, or	120	Configuration for the server, loaded from C</etc/crossfire/config>, or
109	from wherever your confdir points to.	121	from wherever your confdir points to.
		122
		123	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		124
		125	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		126	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		127	processing has been done. Call C<< ->wait >> on them to maximise the
		128	window of cpu time available, or simply to synchronise to the server tick.
110		129
111	=back	130	=back
112		131
113	=cut	132	=cut
114		133
…		…
146		165
147	$Event::DIED = sub {	166	$Event::DIED = sub {
148	warn "error in event callback: @_";	167	warn "error in event callback: @_";
149	};	168	};
150		169
151	my %ext_pkg;
152	my @exts;
153	my @hook;
154
155	=head2 UTILITY FUNCTIONS	170	=head2 UTILITY FUNCTIONS
156		171
157	=over 4	172	=over 4
158		173
		174	=item dumpval $ref
		175
159	=cut	176	=cut
		177
		178	sub dumpval {
		179	eval {
		180	local $SIG{__DIE__};
		181	my $d;
		182	if (1) {
		183	$d = new Data::Dumper([$_[0]], ["*var"]);
		184	$d->Terse(1);
		185	$d->Indent(2);
		186	$d->Quotekeys(0);
		187	$d->Useqq(1);
		188	#$d->Bless(...);
		189	$d->Seen($_[1]) if @_ > 1;
		190	$d = $d->Dump();
		191	}
		192	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		193	$d
		194	} || "[unable to dump $_[0]: '$@']";
		195	}
160		196
161	use JSON::Syck (); # TODO# replace by JSON::PC once working	197	use JSON::Syck (); # TODO# replace by JSON::PC once working
162		198
163	=item $ref = cf::from_json $json	199	=item $ref = cf::from_json $json
164		200
…		…
225	}	261	}
226		262
227	sub freeze_mainloop {	263	sub freeze_mainloop {
228	return unless $TICK_WATCHER->is_active;	264	return unless $TICK_WATCHER->is_active;
229		265
230	my $guard = Coro::guard { $TICK_WATCHER->start };	266	my $guard = Coro::guard {
		267	$TICK_WATCHER->start;
		268	$WRITE_RUNTIME_WATCHER->start;
		269	};
		270	$WRITE_RUNTIME_WATCHER->stop;
231	$TICK_WATCHER->stop;	271	$TICK_WATCHER->stop;
232	$guard	272	$guard
233	}	273	}
234		274
235	=item cf::async { BLOCK }	275	=item cf::async { BLOCK }
…		…
287	}	327	}
288	}	328	}
289		329
290	=item $coro = cf::async_ext { BLOCK }	330	=item $coro = cf::async_ext { BLOCK }
291		331
292	Like async, but this coro is automcatially being canceled when the	332	Like async, but this coro is automatically being canceled when the
293	extension calling this is being unloaded.	333	extension calling this is being unloaded.
294		334
295	=cut	335	=cut
296		336
297	sub async_ext(&) {	337	sub async_ext(&) {
…		…
311	my $runtime = cf::localdir . "/runtime";	351	my $runtime = cf::localdir . "/runtime";
312		352
313	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	353	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
314	or return;	354	or return;
315		355
		356	my $value = $cf::RUNTIME + 90 + 10;
316	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock	357	# 10 is the runtime save interval, for a monotonic clock
		358	# 60 allows for the watchdog to kill the server.
		359
317	(aio_write $fh, 0, (length $value), $value, 0) <= 0	360	(aio_write $fh, 0, (length $value), $value, 0) <= 0
318	and return;	361	and return;
319		362
320	aio_fsync $fh	363	aio_fsync $fh
321	and return;	364	and return;
…		…
330	}	373	}
331		374
332	=back	375	=back
333		376
334	=cut	377	=cut
335
336	#############################################################################
337
338	package cf::path;
339
340	sub new {
341	my ($class, $path, $base) = @_;
342
343	$path = $path->as_string if ref $path;
344
345	my $self = bless { }, $class;
346
347	# {... are special paths that are not touched
348	# ?xxx/... are special absolute paths
349	# ?random/... random maps
350	# /! non-realised random map exit
351	# /... normal maps
352	# ~/... per-player maps without a specific player (DO NOT USE)
353	# ~user/... per-player map of a specific user
354
355	if ($path =~ /^{/) {
356	# fine as it is
357	} elsif ($path =~ s{^\?random/}{}) {
358	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
359	$self->{random} = cf::from_json $data;
360	} else {
361	if ($path =~ s{^~([^/]+)?}{}) {
362	$self->{user_rel} = 1;
363
364	if (defined $1) {
365	$self->{user} = $1;
366	} elsif ($base =~ m{^~([^/]+)/}) {
367	$self->{user} = $1;
368	} else {
369	warn "cannot resolve user-relative path without user <$path,$base>\n";
370	}
371	} elsif ($path =~ /^\//) {
372	# already absolute
373	} else {
374	$base =~ s{[^/]+/?$}{};
375	return $class->new ("$base/$path");
376	}
377
378	for ($path) {
379	redo if s{/\.?/}{/};
380	redo if s{/[^/]+/\.\./}{/};
381	}
382	}
383
384	$self->{path} = $path;
385
386	$self
387	}
388
389	# the name / primary key / in-game path
390	sub as_string {
391	my ($self) = @_;
392
393	$self->{user_rel} ? "~$self->{user}$self->{path}"
394	: $self->{random} ? "?random/$self->{path}"
395	: $self->{path}
396	}
397
398	# the displayed name, this is a one way mapping
399	sub visible_name {
400	my ($self) = @_;
401
402	# if (my $rmp = $self->{random}) {
403	# # todo: be more intelligent about this
404	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
405	# } else {
406	$self->as_string
407	# }
408	}
409
410	# escape the /'s in the path
411	sub _escaped_path {
412	# ∕ is U+2215
413	(my $path = $_[0]{path}) =~ s/\//∕/g;
414	$path
415	}
416
417	# the original (read-only) location
418	sub load_path {
419	my ($self) = @_;
420
421	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
422	}
423
424	# the temporary/swap location
425	sub save_path {
426	my ($self) = @_;
427
428	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
429	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
430	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
431	}
432
433	# the unique path, might be eq to save_path
434	sub uniq_path {
435	my ($self) = @_;
436
437	$self->{user_rel} || $self->{random}
438	? undef
439	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
440	}
441
442	# return random map parameters, or undef
443	sub random_map_params {
444	my ($self) = @_;
445
446	$self->{random}
447	}
448
449	# this is somewhat ugly, but style maps do need special treatment
450	sub is_style_map {
451	$_[0]{path} =~ m{^/styles/}
452	}
453
454	package cf;
455		378
456	#############################################################################	379	#############################################################################
457		380
458	=head2 ATTACHABLE OBJECTS	381	=head2 ATTACHABLE OBJECTS
459		382
…		…
585	our @CB_TYPE = (); # registry for type (cf-object class) based events	508	our @CB_TYPE = (); # registry for type (cf-object class) based events
586	our @CB_MAP = ();	509	our @CB_MAP = ();
587		510
588	my %attachment;	511	my %attachment;
589		512
		513	sub cf::attachable::thawer_merge {
		514	# simply override everything except _meta
		515	local $_[0]{_meta};
		516	%{$_[0]} = %{$_[1]};
		517	}
		518
590	sub _attach_cb($$$$) {	519	sub _attach_cb($$$$) {
591	my ($registry, $event, $prio, $cb) = @_;	520	my ($registry, $event, $prio, $cb) = @_;
592		521
593	use sort 'stable';	522	use sort 'stable';
594		523
…		…
765	# object support	694	# object support
766		695
767	sub reattach {	696	sub reattach {
768	# basically do the same as instantiate, without calling instantiate	697	# basically do the same as instantiate, without calling instantiate
769	my ($obj) = @_;	698	my ($obj) = @_;
		699
		700	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
770		701
771	my $registry = $obj->registry;	702	my $registry = $obj->registry;
772		703
773	@$registry = ();	704	@$registry = ();
774		705
…		…
845	}	776	}
846	} else {	777	} else {
847	aio_unlink $filename;	778	aio_unlink $filename;
848	aio_unlink "$filename.pst";	779	aio_unlink "$filename.pst";
849	}	780	}
		781
		782	#d##TODO# nuke non .map-files if exist
		783	if ($filename =~ s/\.map$//) {
		784	aio_unlink $filename;
		785	aio_unlink "$filename.pst";
		786	}
850	}	787	}
851	}	788	}
852		789
853	sub object_freezer_as_string {	790	sub object_freezer_as_string {
854	my ($rdata, $objs) = @_;	791	my ($rdata, $objs) = @_;
…		…
860		797
861	sub object_thawer_load {	798	sub object_thawer_load {
862	my ($filename) = @_;	799	my ($filename) = @_;
863		800
864	my ($data, $av);	801	my ($data, $av);
		802
		803	#d#TODO remove .map if file does not exist
		804	aio_stat $filename and $filename =~ s/\.map$//;
865		805
866	(aio_load $filename, $data) >= 0	806	(aio_load $filename, $data) >= 0
867	or return;	807	or return;
868		808
869	unless (aio_stat "$filename.pst") {	809	unless (aio_stat "$filename.pst") {
…		…
906	=cut	846	=cut
907		847
908	sub register_extcmd {	848	sub register_extcmd {
909	my ($name, $cb) = @_;	849	my ($name, $cb) = @_;
910		850
911	my $caller = caller;
912	#warn "registering extcmd '$name' to '$caller'";
913
914	$EXTCMD{$name} = [$cb, $caller];	851	$EXTCMD{$name} = $cb;
915	}	852	}
916		853
917	cf::player->attach (	854	cf::player->attach (
918	on_command => sub {	855	on_command => sub {
919	my ($pl, $name, $params) = @_;	856	my ($pl, $name, $params) = @_;
…		…
932		869
933	my $msg = eval { from_json $buf };	870	my $msg = eval { from_json $buf };
934		871
935	if (ref $msg) {	872	if (ref $msg) {
936	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	873	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
937	if (my %reply = $cb->[0]->($pl, $msg)) {	874	if (my %reply = $cb->($pl, $msg)) {
938	$pl->ext_reply ($msg->{msgid}, %reply);	875	$pl->ext_reply ($msg->{msgid}, %reply);
939	}	876	}
940	}	877	}
941	} else {	878	} else {
942	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	879	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
944		881
945	cf::override;	882	cf::override;
946	},	883	},
947	);	884	);
948		885
949	sub register {
950	my ($base, $pkg) = @_;
951
952	#TODO
953	}
954
955	sub load_extension {	886	sub load_extension {
956	my ($path) = @_;	887	my ($path) = @_;
957		888
958	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	889	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
959	my $base = $1;	890	my $base = $1;
960	my $pkg = $1;	891	my $pkg = $1;
961	$pkg =~ s/[^[:word:]]/_/g;	892	$pkg =~ s/[^[:word:]]/_/g;
962	$pkg = "ext::$pkg";	893	$pkg = "ext::$pkg";
963		894
964	warn "loading '$path' into '$pkg'\n";	895	warn "... loading '$path' into '$pkg'\n";
965		896
966	open my $fh, "<:utf8", $path	897	open my $fh, "<:utf8", $path
967	or die "$path: $!";	898	or die "$path: $!";
968		899
969	my $source =	900	my $source =
970	"package $pkg; use strict; use utf8;\n"	901	"package $pkg; use strict; use utf8;\n"
971	. "#line 1 \"$path\"\n{\n"	902	. "#line 1 \"$path\"\n{\n"
972	. (do { local $/; <$fh> })	903	. (do { local $/; <$fh> })
973	. "\n};\n1";	904	. "\n};\n1";
974		905
975	eval $source	906	unless (eval $source) {
976	or die $@ ? "$path: $@\n"	907	my $msg = $@ ? "$path: $@\n"
977	: "extension disabled.\n";	908	: "extension disabled.\n";
978		909	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
979	push @exts, $pkg;	910	warn $@;
980	$ext_pkg{$base} = $pkg;	911	warn "mandatory extension failed to load, exiting.\n";
981		912	exit 1;
982	# no strict 'refs';	913	}
983	# @{"$pkg\::ISA"} = ext::;	914	die $@;
984
985	register $base, $pkg;
986	}
987
988	sub unload_extension {
989	my ($pkg) = @_;
990
991	warn "removing extension $pkg\n";
992
993	# remove hooks
994	#TODO
995	# for my $idx (0 .. $#PLUGIN_EVENT) {
996	# delete $hook[$idx]{$pkg};
997	# }	915	}
998		916
999	# remove commands	917	push @EXTS, $pkg;
1000	for my $name (keys %COMMAND) {
1001	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1002
1003	if (@cb) {
1004	$COMMAND{$name} = \@cb;
1005	} else {
1006	delete $COMMAND{$name};
1007	}
1008	}
1009
1010	# remove extcmds
1011	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1012	delete $EXTCMD{$name};
1013	}
1014
1015	if (my $cb = $pkg->can ("unload")) {
1016	eval {
1017	$cb->($pkg);
1018	1
1019	} or warn "$pkg unloaded, but with errors: $@";
1020	}
1021
1022	Symbol::delete_package $pkg;
1023	}	918	}
1024		919
1025	sub load_extensions {	920	sub load_extensions {
1026	for my $ext (<$LIBDIR/*.ext>) {	921	for my $ext (<$LIBDIR/*.ext>) {
1027	next unless -r $ext;	922	next unless -r $ext;
…		…
1031	} or warn "$ext not loaded: $@";	926	} or warn "$ext not loaded: $@";
1032	}	927	}
1033	}	928	}
1034		929
1035	#############################################################################	930	#############################################################################
1036	# load/save/clean perl data associated with a map
1037
1038	*cf::mapsupport::on_clean = sub {
1039	my ($map) = @_;
1040
1041	my $path = $map->tmpname;
1042	defined $path or return;
1043
1044	unlink "$path.pst";
1045	};
1046
1047	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1048
1049	#############################################################################
1050	# load/save perl data associated with player->ob objects
1051
1052	sub all_objects(@) {
1053	@_, map all_objects ($_->inv), @_
1054	}
1055
1056	# TODO: compatibility cruft, remove when no longer needed
1057	cf::player->attach (
1058	on_load => sub {
1059	my ($pl, $path) = @_;
1060
1061	for my $o (all_objects $pl->ob) {
1062	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1063	$o->set_ob_key_value ("_perl_data");
1064
1065	%$o = %{ Storable::thaw pack "H*", $value };
1066	}
1067	}
1068	},
1069	);
1070
1071	#############################################################################
1072		931
1073	=head2 CORE EXTENSIONS	932	=head2 CORE EXTENSIONS
1074		933
1075	Functions and methods that extend core crossfire objects.	934	Functions and methods that extend core crossfire objects.
1076		935
1077	=cut	936	=cut
1078		937
1079	package cf::player;	938	package cf::player;
		939
		940	use Coro::AIO;
1080		941
1081	=head3 cf::player	942	=head3 cf::player
1082		943
1083	=over 4	944	=over 4
1084		945
…		…
1110		971
1111	sub exists($) {	972	sub exists($) {
1112	my ($login) = @_;	973	my ($login) = @_;
1113		974
1114	$cf::PLAYER{$login}	975	$cf::PLAYER{$login}
1115	or cf::sync_job { !aio_stat $login }	976	or cf::sync_job { !aio_stat path $login }
1116	}	977	}
1117		978
1118	sub find($) {	979	sub find($) {
1119	return $cf::PLAYER{$_[0]} || do {	980	return $cf::PLAYER{$_[0]} || do {
1120	my $login = $_[0];	981	my $login = $_[0];
1121		982
1122	my $guard = cf::lock_acquire "user_find:$login";	983	my $guard = cf::lock_acquire "user_find:$login";
1123		984
1124	$cf::PLAYER{$login} ||= (load_pl path $login or return);	985	$cf::PLAYER{$_[0]} || do {
		986	my $pl = load_pl path $login
		987	or return;
		988	$cf::PLAYER{$login} = $pl
		989	}
1125	};	990	}
1126	}	991	}
1127		992
1128	sub save($) {	993	sub save($) {
1129	my ($pl) = @_;	994	my ($pl) = @_;
1130		995
…		…
1133	my $path = path $pl;	998	my $path = path $pl;
1134	my $guard = cf::lock_acquire "user_save:$path";	999	my $guard = cf::lock_acquire "user_save:$path";
1135		1000
1136	return if $pl->{deny_save};	1001	return if $pl->{deny_save};
1137		1002
1138	IO::AIO::aio_mkdir playerdir $pl, 0770;	1003	aio_mkdir playerdir $pl, 0770;
1139	$pl->{last_save} = $cf::RUNTIME;	1004	$pl->{last_save} = $cf::RUNTIME;
1140		1005
1141	Coro::cede;
1142	$pl->save_pl ($path);	1006	$pl->save_pl ($path);
1143	Coro::cede;	1007	Coro::cede;
1144	}	1008	}
1145		1009
1146	sub new($) {	1010	sub new($) {
…		…
1153		1017
1154	$cf::PLAYER{$login} = $self;	1018	$cf::PLAYER{$login} = $self;
1155		1019
1156	$self	1020	$self
1157	}	1021	}
		1022
		1023	=item $pl->quit_character
		1024
		1025	Nukes the player without looking back. If logged in, the connection will
		1026	be destroyed. May block for a long time.
		1027
		1028	=cut
1158		1029
1159	sub quit_character {	1030	sub quit_character {
1160	my ($pl) = @_;	1031	my ($pl) = @_;
1161		1032
1162	$pl->{deny_save} = 1;	1033	$pl->{deny_save} = 1;
…		…
1167	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1038	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1168	$pl->ns->destroy if $pl->ns;	1039	$pl->ns->destroy if $pl->ns;
1169		1040
1170	my $path = playerdir $pl;	1041	my $path = playerdir $pl;
1171	my $temp = "$path~$cf::RUNTIME~deleting~";	1042	my $temp = "$path~$cf::RUNTIME~deleting~";
1172	IO::AIO::aio_rename $path, $temp, sub {	1043	aio_rename $path, $temp;
1173	delete $cf::PLAYER{$pl->ob->name};	1044	delete $cf::PLAYER{$pl->ob->name};
1174	$pl->destroy;	1045	$pl->destroy;
1175
1176	IO::AIO::aio_rmtree $temp;	1046	IO::AIO::aio_rmtree $temp;
		1047	}
		1048
		1049	=item cf::player::list_logins
		1050
		1051	Returns am arrayref of all valid playernames in the system, can take a
		1052	while and may block, so not sync_job-capable, ever.
		1053
		1054	=cut
		1055
		1056	sub list_logins {
		1057	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1058	or return [];
		1059
		1060	my @logins;
		1061
		1062	for my $login (@$dirs) {
		1063	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1064	aio_read $fh, 0, 512, my $buf, 0 or next;
		1065	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1066
		1067	utf8::decode $login;
		1068	push @logins, $login;
1177	};	1069	}
		1070
		1071	\@logins
		1072	}
		1073
		1074	=item $player->maps
		1075
		1076	Returns an arrayref of map paths that are private for this
		1077	player. May block.
		1078
		1079	=cut
		1080
		1081	sub maps($) {
		1082	my ($pl) = @_;
		1083
		1084	my $files = aio_readdir playerdir $pl
		1085	or return;
		1086
		1087	my @paths;
		1088
		1089	for (@$files) {
		1090	utf8::decode $_;
		1091	next if /\.(?:pl|pst)$/;
		1092	next unless /^$PATH_SEP/o;
		1093
		1094	push @paths, cf::map::normalise "~" . $pl->ob->name . "/" . $_;
		1095	}
		1096
		1097	\@paths
1178	}	1098	}
1179		1099
1180	=item $player->ext_reply ($msgid, $msgtype, %msg)	1100	=item $player->ext_reply ($msgid, $msgtype, %msg)
1181		1101
1182	Sends an ext reply to the player.	1102	Sends an ext reply to the player.
…		…
1205	package cf::map;	1125	package cf::map;
1206		1126
1207	use Fcntl;	1127	use Fcntl;
1208	use Coro::AIO;	1128	use Coro::AIO;
1209		1129
		1130	use overload
		1131	'""' => \&as_string,
		1132	fallback => 1;
		1133
1210	our $MAX_RESET = 3600;	1134	our $MAX_RESET = 3600;
1211	our $DEFAULT_RESET = 3000;	1135	our $DEFAULT_RESET = 3000;
1212		1136
1213	sub generate_random_map {	1137	sub generate_random_map {
1214	my ($path, $rmp) = @_;	1138	my ($self, $rmp) = @_;
1215
1216	# mit "rum" bekleckern, nicht	1139	# mit "rum" bekleckern, nicht
1217	cf::map::_create_random_map	1140	$self->_create_random_map (
1218	$path,
1219	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1141	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1220	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1142	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1221	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1143	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1222	$rmp->{exit_on_final_map},	1144	$rmp->{exit_on_final_map},
1223	$rmp->{xsize}, $rmp->{ysize},	1145	$rmp->{xsize}, $rmp->{ysize},
1224	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1146	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1225	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1147	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1226	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1148	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1227	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1149	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1228	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1150	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1229	(cf::region::find $rmp->{region})	1151	(cf::region::find $rmp->{region}), $rmp->{custom}
		1152	)
		1153	}
		1154
		1155	=item cf::map->register ($regex, $prio)
		1156
		1157	Register a handler for the map path matching the given regex at the
		1158	givne priority (higher is better, built-in handlers have priority 0, the
		1159	default).
		1160
		1161	=cut
		1162
		1163	sub register {
		1164	my (undef, $regex, $prio) = @_;
		1165	my $pkg = caller;
		1166
		1167	no strict;
		1168	push @{"$pkg\::ISA"}, __PACKAGE__;
		1169
		1170	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1171	}
		1172
		1173	# also paths starting with '/'
		1174	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1175
		1176	sub thawer_merge {
		1177	my ($self, $merge) = @_;
		1178
		1179	# we have to keep some variables in memory intact
		1180	local $self->{path};
		1181	local $self->{load_path};
		1182	local $self->{deny_save};
		1183	local $self->{deny_reset};
		1184
		1185	$self->SUPER::thawer_merge ($merge);
		1186	}
		1187
		1188	sub normalise {
		1189	my ($path, $base) = @_;
		1190
		1191	$path = "$path"; # make sure its a string
		1192
		1193	$path =~ s/\.map$//;
		1194
		1195	# map plan:
		1196	#
		1197	# /! non-realised random map exit (special hack!)
		1198	# {... are special paths that are not being touched
		1199	# ?xxx/... are special absolute paths
		1200	# ?random/... random maps
		1201	# /... normal maps
		1202	# ~user/... per-player map of a specific user
		1203
		1204	$path =~ s/$PATH_SEP/\//go;
		1205
		1206	# treat it as relative path if it starts with
		1207	# something that looks reasonable
		1208	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1209	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1210
		1211	$base =~ s{[^/]+/?$}{};
		1212	$path = "$base/$path";
		1213	}
		1214
		1215	for ($path) {
		1216	redo if s{//}{/};
		1217	redo if s{/\.?/}{/};
		1218	redo if s{/[^/]+/\.\./}{/};
		1219	}
		1220
		1221	$path
		1222	}
		1223
		1224	sub new_from_path {
		1225	my (undef, $path, $base) = @_;
		1226
		1227	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1228
		1229	$path = normalise $path, $base;
		1230
		1231	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1232	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1233	my $self = bless cf::map::new, $pkg;
		1234	$self->{path} = $path; $self->path ($path);
		1235	$self->init; # pass $1 etc.
		1236	return $self;
		1237	}
		1238	}
		1239
		1240	Carp::carp "unable to resolve path '$path' (base '$base').";
		1241	()
		1242	}
		1243
		1244	sub init {
		1245	my ($self) = @_;
		1246
		1247	$self
		1248	}
		1249
		1250	sub as_string {
		1251	my ($self) = @_;
		1252
		1253	"$self->{path}"
		1254	}
		1255
		1256	# the displayed name, this is a one way mapping
		1257	sub visible_name {
		1258	&as_string
		1259	}
		1260
		1261	# the original (read-only) location
		1262	sub load_path {
		1263	my ($self) = @_;
		1264
		1265	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
		1266	}
		1267
		1268	# the temporary/swap location
		1269	sub save_path {
		1270	my ($self) = @_;
		1271
		1272	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1273	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
		1274	}
		1275
		1276	# the unique path, undef == no special unique path
		1277	sub uniq_path {
		1278	my ($self) = @_;
		1279
		1280	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1281	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1230	}	1282	}
1231		1283
1232	# and all this just because we cannot iterate over	1284	# and all this just because we cannot iterate over
1233	# all maps in C++...	1285	# all maps in C++...
1234	sub change_all_map_light {	1286	sub change_all_map_light {
…		…
1236		1288
1237	$_->change_map_light ($change)	1289	$_->change_map_light ($change)
1238	for grep $_->outdoor, values %cf::MAP;	1290	for grep $_->outdoor, values %cf::MAP;
1239	}	1291	}
1240		1292
		1293	sub unlink_save {
		1294	my ($self) = @_;
		1295
		1296	utf8::encode (my $save = $self->save_path);
		1297	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1298	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1299
		1300	#d#TODO remove .map and also nuke
		1301	$save =~ s/\.map// or return;#d#
		1302	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;#d#
		1303	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";#d#
		1304	}
		1305
1241	sub try_load_header($) {	1306	sub load_header_from($) {
1242	my ($path) = @_;	1307	my ($self, $path) = @_;
1243		1308
1244	utf8::encode $path;	1309	utf8::encode $path;
1245	aio_open $path, O_RDONLY, 0	1310	#aio_open $path, O_RDONLY, 0
		1311	# or return;
		1312
		1313	$self->_load_header ($path)
1246	or return;	1314	or return;
1247		1315
1248	my $map = cf::map::new	1316	$self->{load_path} = $path;
		1317
		1318	1
		1319	}
		1320
		1321	sub load_header_orig {
		1322	my ($self) = @_;
		1323
		1324	$self->load_header_from ($self->load_path)
		1325	}
		1326
		1327	sub load_header_temp {
		1328	my ($self) = @_;
		1329
		1330	$self->load_header_from ($self->save_path)
		1331	}
		1332
		1333	sub prepare_temp {
		1334	my ($self) = @_;
		1335
		1336	$self->last_access ((delete $self->{last_access})
		1337	|| $cf::RUNTIME); #d#
		1338	# safety
		1339	$self->{instantiate_time} = $cf::RUNTIME
		1340	if $self->{instantiate_time} > $cf::RUNTIME;
		1341	}
		1342
		1343	sub prepare_orig {
		1344	my ($self) = @_;
		1345
		1346	$self->{load_original} = 1;
		1347	$self->{instantiate_time} = $cf::RUNTIME;
		1348	$self->last_access ($cf::RUNTIME);
		1349	$self->instantiate;
		1350	}
		1351
		1352	sub load_header {
		1353	my ($self) = @_;
		1354
		1355	if ($self->load_header_temp) {
		1356	$self->prepare_temp;
		1357	} else {
		1358	$self->load_header_orig
1249	or return;	1359	or return;
		1360	$self->prepare_orig;
		1361	}
1250		1362
1251	# for better error messages only, will be overwritten	1363	1
1252	$map->path ($path);
1253
1254	$map->load_header ($path)
1255	or return;
1256
1257	$map->{load_path} = $path;
1258
1259	$map
1260	}	1364	}
1261		1365
1262	sub find;	1366	sub find;
1263	sub find {	1367	sub find {
1264	my ($path, $origin) = @_;	1368	my ($path, $origin) = @_;
1265		1369
1266	#warn "find<$path,$origin>\n";#d#
1267
1268	$path = new cf::path $path, $origin && $origin->path;	1370	$path = normalise $path, $origin && $origin->path;
1269	my $key = $path->as_string;
1270		1371
1271	cf::lock_wait "map_find:$key";	1372	cf::lock_wait "map_find:$path";
1272		1373
1273	$cf::MAP{$key} || do {	1374	$cf::MAP{$path} || do {
1274	my $guard = cf::lock_acquire "map_find:$key";	1375	my $guard = cf::lock_acquire "map_find:$path";
1275		1376	my $map = new_from_path cf::map $path
1276	# do it the slow way
1277	my $map = try_load_header $path->save_path;
1278
1279	Coro::cede;
1280
1281	if ($map) {
1282	$map->last_access ((delete $map->{last_access})
1283	|| $cf::RUNTIME); #d#
1284	# safety
1285	$map->{instantiate_time} = $cf::RUNTIME
1286	if $map->{instantiate_time} > $cf::RUNTIME;
1287	} else {
1288	if (my $rmp = $path->random_map_params) {
1289	$map = generate_random_map $key, $rmp;
1290	} else {
1291	$map = try_load_header $path->load_path;
1292	}
1293
1294	$map or return;	1377	or return;
1295		1378
1296	$map->{load_original} = 1;
1297	$map->{instantiate_time} = $cf::RUNTIME;
1298	$map->last_access ($cf::RUNTIME);
1299	$map->instantiate;
1300
1301	# per-player maps become, after loading, normal maps
1302	$map->per_player (0) if $path->{user_rel};
1303	}
1304
1305	$map->path ($key);
1306	$map->{path} = $path;
1307	$map->{last_save} = $cf::RUNTIME;	1379	$map->{last_save} = $cf::RUNTIME;
1308		1380
1309	Coro::cede;	1381	$map->load_header
		1382	or return;
1310		1383
1311	if ($map->should_reset) {	1384	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1385	# doing this can freeze the server in a sync job, obviously
		1386	#$cf::WAIT_FOR_TICK->wait;
1312	$map->reset;	1387	$map->reset;
1313	undef $guard;	1388	undef $guard;
1314	$map = find $path	1389	return find $path;
1315	or return;
1316	}	1390	}
1317		1391
1318	$cf::MAP{$key} = $map	1392	$cf::MAP{$path} = $map
1319	}	1393	}
1320	}	1394	}
		1395
		1396	sub pre_load { }
		1397	sub post_load { }
1321		1398
1322	sub load {	1399	sub load {
1323	my ($self) = @_;	1400	my ($self) = @_;
1324		1401
		1402	local $self->{deny_reset} = 1; # loading can take a long time
		1403
1325	my $path = $self->{path};	1404	my $path = $self->{path};
1326	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1405	my $guard = cf::lock_acquire "map_load:$path";
1327		1406
1328	return if $self->in_memory != cf::MAP_SWAPPED;	1407	return if $self->in_memory != cf::MAP_SWAPPED;
1329		1408
1330	$self->in_memory (cf::MAP_LOADING);	1409	$self->in_memory (cf::MAP_LOADING);
1331		1410
1332	$self->alloc;	1411	$self->alloc;
		1412
		1413	$self->pre_load;
		1414
1333	$self->load_objects ($self->{load_path}, 1)	1415	$self->_load_objects ($self->{load_path}, 1)
1334	or return;	1416	or return;
1335		1417
1336	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1418	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1337	if delete $self->{load_original};	1419	if delete $self->{load_original};
1338		1420
1339	if (my $uniq = $path->uniq_path) {	1421	if (my $uniq = $self->uniq_path) {
1340	utf8::encode $uniq;	1422	utf8::encode $uniq;
1341	if (aio_open $uniq, O_RDONLY, 0) {	1423	if (aio_open $uniq, O_RDONLY, 0) {
1342	$self->clear_unique_items;	1424	$self->clear_unique_items;
1343	$self->load_objects ($uniq, 0);	1425	$self->_load_objects ($uniq, 0);
1344	}	1426	}
1345	}	1427	}
1346		1428
1347	Coro::cede;	1429	Coro::cede;
1348		1430
1349	# now do the right thing for maps	1431	# now do the right thing for maps
1350	$self->link_multipart_objects;	1432	$self->link_multipart_objects;
1351		1433
1352	if ($self->{path}->is_style_map) {	1434	unless ($self->{deny_activate}) {
1353	$self->{deny_save} = 1;	1435	$self->decay_objects;
1354	$self->{deny_reset} = 1;
1355	} else {
1356	$self->fix_auto_apply;	1436	$self->fix_auto_apply;
1357	$self->decay_objects;
1358	$self->update_buttons;	1437	$self->update_buttons;
		1438	Coro::cede;
1359	$self->set_darkness_map;	1439	$self->set_darkness_map;
1360	$self->difficulty ($self->estimate_difficulty)	1440	$self->difficulty ($self->estimate_difficulty)
1361	unless $self->difficulty;	1441	unless $self->difficulty;
		1442	Coro::cede;
1362	$self->activate;	1443	$self->activate;
1363	}	1444	}
1364		1445
1365	Coro::cede;	1446	$self->post_load;
1366		1447
1367	$self->in_memory (cf::MAP_IN_MEMORY);	1448	$self->in_memory (cf::MAP_IN_MEMORY);
		1449	}
		1450
		1451	sub customise_for {
		1452	my ($self, $ob) = @_;
		1453
		1454	return find "~" . $ob->name . "/" . $self->{path}
		1455	if $self->per_player;
		1456
		1457	$self
		1458	}
		1459
		1460	# find and load all maps in the 3x3 area around a map
		1461	sub load_diag {
		1462	my ($map) = @_;
		1463
		1464	my @diag; # diagonal neighbours
		1465
		1466	for (0 .. 3) {
		1467	my $neigh = $map->tile_path ($_)
		1468	or next;
		1469	$neigh = find $neigh, $map
		1470	or next;
		1471	$neigh->load;
		1472
		1473	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1474	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1475	}
		1476
		1477	for (@diag) {
		1478	my $neigh = find @$_
		1479	or next;
		1480	$neigh->load;
		1481	}
1368	}	1482	}
1369		1483
1370	sub find_sync {	1484	sub find_sync {
1371	my ($path, $origin) = @_;	1485	my ($path, $origin) = @_;
1372		1486
1373	cf::sync_job { cf::map::find $path, $origin }	1487	cf::sync_job { find $path, $origin }
1374	}	1488	}
1375		1489
1376	sub do_load_sync {	1490	sub do_load_sync {
1377	my ($map) = @_;	1491	my ($map) = @_;
1378		1492
1379	cf::sync_job { $map->load };	1493	cf::sync_job { $map->load };
1380	}	1494	}
1381		1495
		1496	our %MAP_PREFETCH;
		1497	our $MAP_PREFETCHER = undef;
		1498
		1499	sub find_async {
		1500	my ($path, $origin) = @_;
		1501
		1502	$path = normalise $path, $origin && $origin->{path};
		1503
		1504	if (my $map = $cf::MAP{$path}) {
		1505	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1506	}
		1507
		1508	undef $MAP_PREFETCH{$path};
		1509	$MAP_PREFETCHER ||= cf::async {
		1510	while (%MAP_PREFETCH) {
		1511	for my $path (keys %MAP_PREFETCH) {
		1512	my $map = find $path
		1513	or next;
		1514	$map->load;
		1515
		1516	delete $MAP_PREFETCH{$path};
		1517	}
		1518	}
		1519	undef $MAP_PREFETCHER;
		1520	};
		1521	$MAP_PREFETCHER->prio (6);
		1522
		1523	()
		1524	}
		1525
1382	sub save {	1526	sub save {
1383	my ($self) = @_;	1527	my ($self) = @_;
1384		1528
1385	my $lock = cf::lock_acquire "map_data:" . $self->path;	1529	my $lock = cf::lock_acquire "map_data:" . $self->path;
1386		1530
1387	$self->{last_save} = $cf::RUNTIME;	1531	$self->{last_save} = $cf::RUNTIME;
1388		1532
1389	return unless $self->dirty;	1533	return unless $self->dirty;
1390		1534
1391	my $save = $self->{path}->save_path; utf8::encode $save;	1535	my $save = $self->save_path; utf8::encode $save;
1392	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1536	my $uniq = $self->uniq_path; utf8::encode $uniq;
1393		1537
1394	$self->{load_path} = $save;	1538	$self->{load_path} = $save;
1395		1539
1396	return if $self->{deny_save};	1540	return if $self->{deny_save};
1397		1541
…		…
1400	cf::async {	1544	cf::async {
1401	$_->contr->save for $self->players;	1545	$_->contr->save for $self->players;
1402	};	1546	};
1403		1547
1404	if ($uniq) {	1548	if ($uniq) {
1405	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1549	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1406	$self->save_objects ($uniq, cf::IO_UNIQUES);	1550	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1407	} else {	1551	} else {
1408	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1552	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1409	}	1553	}
1410	}	1554	}
1411		1555
1412	sub swap_out {	1556	sub swap_out {
1413	my ($self) = @_;	1557	my ($self) = @_;
…		…
1427		1571
1428	sub reset_at {	1572	sub reset_at {
1429	my ($self) = @_;	1573	my ($self) = @_;
1430		1574
1431	# TODO: safety, remove and allow resettable per-player maps	1575	# TODO: safety, remove and allow resettable per-player maps
1432	return 1e99 if $self->{path}{user_rel};	1576	return 1e99 if $self->isa ("ext::map_per_player");#d#
1433	return 1e99 if $self->{deny_reset};	1577	return 1e99 if $self->{deny_reset};
1434		1578
1435	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1579	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1436	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1580	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1437		1581
…		…
1442	my ($self) = @_;	1586	my ($self) = @_;
1443		1587
1444	$self->reset_at <= $cf::RUNTIME	1588	$self->reset_at <= $cf::RUNTIME
1445	}	1589	}
1446		1590
1447	sub unlink_save {
1448	my ($self) = @_;
1449
1450	utf8::encode (my $save = $self->{path}->save_path);
1451	aioreq_pri 3; IO::AIO::aio_unlink $save;
1452	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1453	}
1454
1455	sub rename {
1456	my ($self, $new_path) = @_;
1457
1458	$self->unlink_save;
1459
1460	delete $cf::MAP{$self->path};
1461	$self->{path} = new cf::path $new_path;
1462	$self->path ($self->{path}->as_string);
1463	$cf::MAP{$self->path} = $self;
1464
1465	$self->save;
1466	}
1467
1468	sub reset {	1591	sub reset {
1469	my ($self) = @_;	1592	my ($self) = @_;
1470		1593
1471	my $lock = cf::lock_acquire "map_data:" . $self->path;	1594	my $lock = cf::lock_acquire "map_data:$self->{path}";
1472		1595
1473	return if $self->players;	1596	return if $self->players;
1474	return if $self->{path}{user_rel};#d#	1597	return if $self->isa ("ext::map_per_player");#d#
1475		1598
1476	warn "resetting map ", $self->path;#d#	1599	warn "resetting map ", $self->path;#d#
1477		1600
1478	delete $cf::MAP{$self->path};	1601	delete $cf::MAP{$self->path};
		1602
		1603	$self->in_memory (cf::MAP_SWAPPED);
		1604	$self->clear;
1479		1605
1480	$_->clear_links_to ($self) for values %cf::MAP;	1606	$_->clear_links_to ($self) for values %cf::MAP;
1481		1607
1482	$self->unlink_save;	1608	$self->unlink_save;
1483	$self->destroy;	1609	$self->destroy;
…		…
1486	my $nuke_counter = "aaaa";	1612	my $nuke_counter = "aaaa";
1487		1613
1488	sub nuke {	1614	sub nuke {
1489	my ($self) = @_;	1615	my ($self) = @_;
1490		1616
		1617	delete $cf::MAP{$self->path};
		1618
		1619	$self->unlink_save;
		1620
		1621	bless $self, "cf::map";
		1622	delete $self->{deny_reset};
1491	$self->{deny_save} = 1;	1623	$self->{deny_save} = 1;
1492	$self->reset_timeout (1);	1624	$self->reset_timeout (1);
1493	$self->rename ("{nuke}/" . ($nuke_counter++));	1625	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1626
		1627	$cf::MAP{$self->path} = $self;
		1628
1494	$self->reset; # polite request, might not happen	1629	$self->reset; # polite request, might not happen
1495	}	1630	}
1496		1631
1497	sub customise_for {	1632	=item cf::map::unique_maps
1498	my ($map, $ob) = @_;
1499		1633
1500	if ($map->per_player) {	1634	Returns an arrayref of paths of all shared maps that have
1501	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1635	instantiated unique items. May block.
1502	}
1503		1636
1504	$map	1637	=cut
1505	}
1506		1638
1507	sub emergency_save {	1639	sub unique_maps() {
1508	my $freeze_guard = cf::freeze_mainloop;	1640	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1641	or return;
1509		1642
1510	warn "enter emergency perl save\n";	1643	my @paths;
1511		1644
1512	cf::sync_job {	1645	for (@$files) {
1513	warn "begin emergency player save\n";	1646	utf8::decode $_;
1514	$_->save for values %cf::PLAYER;	1647	next if /\.pst$/;
1515	warn "end emergency player save\n";	1648	next unless /^$PATH_SEP/o;
1516		1649
1517	warn "begin emergency map save\n";	1650	push @paths, cf::map::normalise $_;
1518	$_->save for values %cf::MAP;
1519	warn "end emergency map save\n";
1520	};	1651	}
1521		1652
1522	warn "leave emergency perl save\n";	1653	\@paths
1523	}	1654	}
1524		1655
1525	package cf;	1656	package cf;
1526		1657
1527	=back	1658	=back
1528		1659
		1660	=head3 cf::object
		1661
		1662	=cut
		1663
		1664	package cf::object;
		1665
		1666	=over 4
		1667
		1668	=item $ob->inv_recursive
		1669
		1670	Returns the inventory of the object _and_ their inventories, recursively.
		1671
		1672	=cut
		1673
		1674	sub inv_recursive_;
		1675	sub inv_recursive_ {
		1676	map { $_, inv_recursive_ $_->inv } @_
		1677	}
		1678
		1679	sub inv_recursive {
		1680	inv_recursive_ inv $_[0]
		1681	}
		1682
		1683	package cf;
		1684
		1685	=back
1529		1686
1530	=head3 cf::object::player	1687	=head3 cf::object::player
1531		1688
1532	=over 4	1689	=over 4
1533		1690
…		…
1573		1730
1574	=item $player_object->enter_link	1731	=item $player_object->enter_link
1575		1732
1576	Freezes the player and moves him/her to a special map (C<{link}>).	1733	Freezes the player and moves him/her to a special map (C<{link}>).
1577		1734
1578	The player should be reaosnably safe there for short amounts of time. You	1735	The player should be reasonably safe there for short amounts of time. You
1579	I<MUST> call C<leave_link> as soon as possible, though.	1736	I<MUST> call C<leave_link> as soon as possible, though.
1580		1737
		1738	Will never block.
		1739
1581	=item $player_object->leave_link ($map, $x, $y)	1740	=item $player_object->leave_link ($map, $x, $y)
1582		1741
1583	Moves the player out of the specila link map onto the given map. If the	1742	Moves the player out of the special C<{link}> map onto the specified
1584	map is not valid (or omitted), the player will be moved back to the	1743	map. If the map is not valid (or omitted), the player will be moved back
1585	location he/she was before the call to C<enter_link>, or, if that fails,	1744	to the location he/she was before the call to C<enter_link>, or, if that
1586	to the emergency map position.	1745	fails, to the emergency map position.
1587		1746
1588	Might block.	1747	Might block.
1589		1748
1590	=cut	1749	=cut
		1750
		1751	sub link_map {
		1752	unless ($LINK_MAP) {
		1753	$LINK_MAP = cf::map::find "{link}"
		1754	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1755	$LINK_MAP->load;
		1756	}
		1757
		1758	$LINK_MAP
		1759	}
1591		1760
1592	sub cf::object::player::enter_link {	1761	sub cf::object::player::enter_link {
1593	my ($self) = @_;	1762	my ($self) = @_;
1594		1763
1595	$self->deactivate_recursive;	1764	$self->deactivate_recursive;
1596		1765
1597	return if $self->map == $LINK_MAP;	1766	return if UNIVERSAL::isa $self->map, "ext::map_link";
1598		1767
1599	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1768	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1600	if $self->map;	1769	if $self->map;
1601		1770
1602	$self->enter_map ($LINK_MAP, 20, 20);	1771	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1603	}	1772	}
1604		1773
1605	sub cf::object::player::leave_link {	1774	sub cf::object::player::leave_link {
1606	my ($self, $map, $x, $y) = @_;	1775	my ($self, $map, $x, $y) = @_;
1607		1776
…		…
1625	# use -1 or undef as default coordinates, not 0, 0	1794	# use -1 or undef as default coordinates, not 0, 0
1626	($x, $y) = ($map->enter_x, $map->enter_y)	1795	($x, $y) = ($map->enter_x, $map->enter_y)
1627	if $x <=0 && $y <= 0;	1796	if $x <=0 && $y <= 0;
1628		1797
1629	$map->load;	1798	$map->load;
		1799	$map->load_diag;
1630		1800
1631	return unless $self->contr->active;	1801	return unless $self->contr->active;
1632	$self->activate_recursive;	1802	$self->activate_recursive;
1633	$self->enter_map ($map, $x, $y);	1803	$self->enter_map ($map, $x, $y);
1634	}	1804	}
…		…
1673	my ($self, $path, $x, $y) = @_;	1843	my ($self, $path, $x, $y) = @_;
1674		1844
1675	$self->enter_link;	1845	$self->enter_link;
1676		1846
1677	(async {	1847	(async {
1678	$path = new cf::path $path;	1848	my $map = eval {
1679
1680	my $map = cf::map::find $path->as_string;	1849	my $map = cf::map::find $path;
1681	$map = $map->customise_for ($self) if $map;	1850	$map = $map->customise_for ($self) if $map;
1682		1851	$map
1683	# warn "entering ", $map->path, " at ($x, $y)\n"	1852	} or
1684	# if $map;
1685
1686	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1853	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1687		1854
1688	$self->leave_link ($map, $x, $y);	1855	$self->leave_link ($map, $x, $y);
1689	})->prio (1);	1856	})->prio (1);
1690	}	1857	}
1691		1858
…		…
1695		1862
1696	sub parse_random_map_params {	1863	sub parse_random_map_params {
1697	my ($spec) = @_;	1864	my ($spec) = @_;
1698		1865
1699	my $rmp = { # defaults	1866	my $rmp = { # defaults
1700	xsize => 10,	1867	xsize => (cf::rndm 15, 40),
1701	ysize => 10,	1868	ysize => (cf::rndm 15, 40),
		1869	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1870	#layout => string,
1702	};	1871	};
1703		1872
1704	for (split /\n/, $spec) {	1873	for (split /\n/, $spec) {
1705	my ($k, $v) = split /\s+/, $_, 2;	1874	my ($k, $v) = split /\s+/, $_, 2;
1706		1875
…		…
1710	$rmp	1879	$rmp
1711	}	1880	}
1712		1881
1713	sub prepare_random_map {	1882	sub prepare_random_map {
1714	my ($exit) = @_;	1883	my ($exit) = @_;
		1884
		1885	my $guard = cf::lock_acquire "exit_prepare:$exit";
1715		1886
1716	# all this does is basically replace the /! path by	1887	# all this does is basically replace the /! path by
1717	# a new random map path (?random/...) with a seed	1888	# a new random map path (?random/...) with a seed
1718	# that depends on the exit object	1889	# that depends on the exit object
1719		1890
1720	my $rmp = parse_random_map_params $exit->msg;	1891	my $rmp = parse_random_map_params $exit->msg;
1721		1892
1722	if ($exit->map) {	1893	if ($exit->map) {
1723	$rmp->{region} = $exit->map->region_name;	1894	$rmp->{region} = $exit->region->name;
1724	$rmp->{origin_map} = $exit->map->path;	1895	$rmp->{origin_map} = $exit->map->path;
1725	$rmp->{origin_x} = $exit->x;	1896	$rmp->{origin_x} = $exit->x;
1726	$rmp->{origin_y} = $exit->y;	1897	$rmp->{origin_y} = $exit->y;
1727	}	1898	}
1728		1899
1729	$rmp->{random_seed} ||= $exit->random_seed;	1900	$rmp->{random_seed} ||= $exit->random_seed;
1730		1901
1731	my $data = cf::to_json $rmp;	1902	my $data = cf::to_json $rmp;
1732	my $md5 = Digest::MD5::md5_hex $data;	1903	my $md5 = Digest::MD5::md5_hex $data;
		1904	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1733		1905
1734	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1906	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1735	aio_write $fh, 0, (length $data), $data, 0;	1907	aio_write $fh, 0, (length $data), $data, 0;
		1908	undef $fh;
		1909	aio_rename "$meta~", $meta;
1736		1910
1737	$exit->slaying ("?random/$md5");	1911	$exit->slaying ("?random/$md5");
1738	$exit->msg (undef);	1912	$exit->msg (undef);
1739	}	1913	}
1740	}	1914	}
1741		1915
1742	sub cf::object::player::enter_exit {	1916	sub cf::object::player::enter_exit {
1743	my ($self, $exit) = @_;	1917	my ($self, $exit) = @_;
1744		1918
1745	return unless $self->type == cf::PLAYER;	1919	return unless $self->type == cf::PLAYER;
		1920
		1921	if ($exit->slaying eq "/!") {
		1922	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1923	cf::sync_job { prepare_random_map $exit };
		1924	}
		1925
		1926	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1927	my $hp = $exit->stats->hp;
		1928	my $sp = $exit->stats->sp;
1746		1929
1747	$self->enter_link;	1930	$self->enter_link;
1748		1931
1749	(async {	1932	(async {
1750	$self->deactivate_recursive; # just to be sure	1933	$self->deactivate_recursive; # just to be sure
1751	unless (eval {	1934	unless (eval {
1752	prepare_random_map $exit	1935	$self->goto ($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		1936
1758	1;	1937	1;
1759	}) {	1938	}) {
1760	$self->message ("Something went wrong deep within the crossfire server. "	1939	$self->message ("Something went wrong deep within the crossfire server. "
1761	. "I'll try to bring you back to the map you were before. "	1940	. "I'll try to bring you back to the map you were before. "
1762	. "Please report this to the dungeon master",	1941	. "Please report this to the dungeon master!",
1763	cf::NDI_UNIQUE | cf::NDI_RED);	1942	cf::NDI_UNIQUE | cf::NDI_RED);
1764		1943
1765	warn "ERROR in enter_exit: $@";	1944	warn "ERROR in enter_exit: $@";
1766	$self->leave_link;	1945	$self->leave_link;
1767	}	1946	}
…		…
2050	sub db_sync() {	2229	sub db_sync() {
2051	db_save if $dirty;	2230	db_save if $dirty;
2052	undef $dirty;	2231	undef $dirty;
2053	}	2232	}
2054		2233
2055	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2234	my $idle = Event->idle (
2056	db_sync;	2235	reentrant => 0,
		2236	min => 10,
		2237	max => 20,
		2238	repeat => 0,
		2239	data => WF_AUTOCANCEL,
		2240	cb => \&db_sync,
2057	});	2241	);
2058		2242
2059	sub db_dirty() {	2243	sub db_dirty() {
2060	$dirty = 1;	2244	$dirty = 1;
2061	$idle->start;	2245	$idle->start;
2062	}	2246	}
…		…
2099	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2283	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2100	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	2284	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2101		2285
2102	if (exists $CFG{mlockall}) {	2286	if (exists $CFG{mlockall}) {
2103	eval {	2287	eval {
2104	$CFG{mlockall} ? &mlockall : &munlockall	2288	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2105	and die "WARNING: m(un)lockall failed: $!\n";	2289	and die "WARNING: m(un)lockall failed: $!\n";
2106	};	2290	};
2107	warn $@ if $@;	2291	warn $@ if $@;
2108	}	2292	}
2109	}	2293	}
2110		2294
2111	sub main {	2295	sub main {
2112	# we must not ever block the main coroutine	2296	# we must not ever block the main coroutine
2113	local $Coro::idle = sub {	2297	local $Coro::idle = sub {
2114	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2298	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2299	(async {
2115	async { Event::one_event };	2300	Event::one_event;
		2301	})->prio (Coro::PRIO_MAX);
2116	};	2302	};
2117		2303
2118	cfg_load;	2304	cfg_load;
2119	db_load;	2305	db_load;
2120	load_extensions;	2306	load_extensions;
		2307
		2308	$TICK_WATCHER->start;
2121	Event::loop;	2309	Event::loop;
2122	}	2310	}
2123		2311
2124	#############################################################################	2312	#############################################################################
2125	# initialisation	2313	# initialisation and cleanup
		2314
		2315	# install some emergency cleanup handlers
		2316	BEGIN {
		2317	for my $signal (qw(INT HUP TERM)) {
		2318	Event->signal (
		2319	reentrant => 0,
		2320	data => WF_AUTOCANCEL,
		2321	signal => $signal,
		2322	prio => 0,
		2323	cb => sub {
		2324	cf::cleanup "SIG$signal";
		2325	},
		2326	);
		2327	}
		2328	}
		2329
		2330	sub emergency_save() {
		2331	my $freeze_guard = cf::freeze_mainloop;
		2332
		2333	warn "enter emergency perl save\n";
		2334
		2335	cf::sync_job {
		2336	# use a peculiar iteration method to avoid tripping on perl
		2337	# refcount bugs in for. also avoids problems with players
		2338	# and maps saved/destroyed asynchronously.
		2339	warn "begin emergency player save\n";
		2340	for my $login (keys %cf::PLAYER) {
		2341	my $pl = $cf::PLAYER{$login} or next;
		2342	$pl->valid or next;
		2343	$pl->save;
		2344	}
		2345	warn "end emergency player save\n";
		2346
		2347	warn "begin emergency map save\n";
		2348	for my $path (keys %cf::MAP) {
		2349	my $map = $cf::MAP{$path} or next;
		2350	$map->valid or next;
		2351	$map->save;
		2352	}
		2353	warn "end emergency map save\n";
		2354	};
		2355
		2356	warn "leave emergency perl save\n";
		2357	}
2126		2358
2127	sub reload() {	2359	sub reload() {
2128	# can/must only be called in main	2360	# can/must only be called in main
2129	if ($Coro::current != $Coro::main) {	2361	if ($Coro::current != $Coro::main) {
2130	warn "can only reload from main coroutine\n";	2362	warn "can only reload from main coroutine";
2131	return;	2363	return;
2132	}	2364	}
2133		2365
2134	warn "reloading...";	2366	warn "reloading...";
2135		2367
2136	my $guard = freeze_mainloop;	2368	warn "cancelling server ticker";
		2369	$TICK_WATCHER->cancel;
		2370
2137	cf::emergency_save;	2371	cf::emergency_save;
2138		2372
2139	eval {	2373	eval {
2140	# if anything goes wrong in here, we should simply crash as we already saved	2374	# if anything goes wrong in here, we should simply crash as we already saved
2141		2375
2142	# cancel all watchers	2376	warn "syncing database to disk";
		2377	cf::db_sync;
		2378
		2379	warn "cancelling all WF_AUTOCANCEL watchers";
2143	for (Event::all_watchers) {	2380	for (Event::all_watchers) {
2144	$_->cancel if $_->data & WF_AUTOCANCEL;	2381	$_->cancel if $_->data & WF_AUTOCANCEL;
2145	}	2382	}
2146		2383
		2384	warn "flushing outstanding aio requests";
		2385	for (;;) {
		2386	IO::AIO::flush;
		2387	Coro::cede;
		2388	last unless IO::AIO::nreqs;
		2389	warn "iterate...";
		2390	}
		2391
2147	# cancel all extension coros	2392	warn "cancelling all extension coros";
2148	$_->cancel for values %EXT_CORO;	2393	$_->cancel for values %EXT_CORO;
2149	%EXT_CORO = ();	2394	%EXT_CORO = ();
2150		2395
2151	# unload all extensions	2396	warn "removing commands";
2152	for (@exts) {	2397	%COMMAND = ();
		2398
		2399	warn "removing ext commands";
		2400	%EXTCMD = ();
		2401
		2402	warn "unloading/nuking all extensions";
		2403	for my $pkg (@EXTS) {
2153	warn "unloading <$_>";	2404	warn "... unloading $pkg";
2154	unload_extension $_;	2405
		2406	if (my $cb = $pkg->can ("unload")) {
		2407	eval {
		2408	$cb->($pkg);
		2409	1
		2410	} or warn "$pkg unloaded, but with errors: $@";
2155	}	2411	}
2156		2412
		2413	warn "... nuking $pkg";
		2414	Symbol::delete_package $pkg;
		2415	}
		2416
2157	# unload all modules loaded from $LIBDIR	2417	warn "unloading all perl modules loaded from $LIBDIR";
2158	while (my ($k, $v) = each %INC) {	2418	while (my ($k, $v) = each %INC) {
2159	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2419	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2160		2420
2161	warn "removing <$k>";	2421	warn "... unloading $k";
2162	delete $INC{$k};	2422	delete $INC{$k};
2163		2423
2164	$k =~ s/\.pm$//;	2424	$k =~ s/\.pm$//;
2165	$k =~ s/\//::/g;	2425	$k =~ s/\//::/g;
2166		2426
…		…
2169	}	2429	}
2170		2430
2171	Symbol::delete_package $k;	2431	Symbol::delete_package $k;
2172	}	2432	}
2173		2433
2174	# sync database to disk
2175	cf::db_sync;
2176	IO::AIO::flush;
2177
2178	# get rid of safe::, as good as possible	2434	warn "getting rid of safe::, as good as possible";
2179	Symbol::delete_package "safe::$_"	2435	Symbol::delete_package "safe::$_"
2180	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2436	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2181		2437
2182	# remove register_script_function callbacks
2183	# TODO
2184
2185	# unload cf.pm "a bit"	2438	warn "unloading cf.pm \"a bit\"";
2186	delete $INC{"cf.pm"};	2439	delete $INC{"cf.pm"};
2187		2440
2188	# don't, removes xs symbols, too,	2441	# don't, removes xs symbols, too,
2189	# and global variables created in xs	2442	# and global variables created in xs
2190	#Symbol::delete_package __PACKAGE__;	2443	#Symbol::delete_package __PACKAGE__;
2191		2444
2192	# reload cf.pm	2445	warn "unload completed, starting to reload now";
		2446
2193	warn "reloading cf.pm";	2447	warn "reloading cf.pm";
2194	require cf;	2448	require cf;
2195	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2196		2450
2197	# load config and database again	2451	warn "loading config and database again";
2198	cf::cfg_load;	2452	cf::cfg_load;
2199	cf::db_load;	2453	cf::db_load;
2200		2454
2201	# load extensions
2202	warn "load extensions";	2455	warn "loading extensions";
2203	cf::load_extensions;	2456	cf::load_extensions;
2204		2457
2205	# reattach attachments to objects	2458	warn "reattaching attachments to objects/players";
2206	warn "reattach";
2207	_global_reattach;	2459	_global_reattach;
		2460	warn "reattaching attachments to maps";
2208	reattach $_ for values %MAP;	2461	reattach $_ for values %MAP;
		2462
		2463	warn "restarting server ticker";
		2464
		2465	$TICK_WATCHER->start;
2209	};	2466	};
2210		2467
2211	if ($@) {	2468	if ($@) {
2212	warn $@;	2469	warn $@;
2213	warn "error while reloading, exiting.";	2470	warn "error while reloading, exiting.";
2214	exit 1;	2471	exit 1;
2215	}	2472	}
2216		2473
2217	warn "reloaded successfully";	2474	warn "reloaded";
2218	};	2475	};
2219		2476
2220	#############################################################################	2477	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} = $LINK_MAP;
2261	}
2262
2263	register "<global>", __PACKAGE__;
2264		2478
2265	register_command "reload" => sub {	2479	register_command "reload" => sub {
2266	my ($who, $arg) = @_;	2480	my ($who, $arg) = @_;
2267		2481
2268	if ($who->flag (FLAG_WIZ)) {	2482	if ($who->flag (FLAG_WIZ)) {
2269	$who->message ("start of reload.");	2483	$who->message ("reloading server.");
		2484
		2485	# doing reload synchronously and two reloads happen back-to-back,
		2486	# coro crashes during coro_state_free->destroy here.
		2487
		2488	$RELOAD_WATCHER ||= Event->timer (
		2489	reentrant => 0,
		2490	after => 0,
		2491	data => WF_AUTOCANCEL,
		2492	cb => sub {
2270	reload;	2493	reload;
2271	$who->message ("end of reload.");	2494	undef $RELOAD_WATCHER;
		2495	},
		2496	);
2272	}	2497	}
2273	};	2498	};
2274		2499
2275	unshift @INC, $LIBDIR;	2500	unshift @INC, $LIBDIR;
		2501
		2502	my $bug_warning = 0;
2276		2503
2277	$TICK_WATCHER = Event->timer (	2504	$TICK_WATCHER = Event->timer (
2278	reentrant => 0,	2505	reentrant => 0,
		2506	parked => 1,
2279	prio => 0,	2507	prio => 0,
2280	at => $NEXT_TICK || $TICK,	2508	at => $NEXT_TICK || $TICK,
2281	data => WF_AUTOCANCEL,	2509	data => WF_AUTOCANCEL,
2282	cb => sub {	2510	cb => sub {
		2511	if ($Coro::current != $Coro::main) {
		2512	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2513	unless ++$bug_warning > 10;
		2514	return;
		2515	}
		2516
		2517	$NOW = Event::time;
		2518
2283	cf::server_tick; # one server iteration	2519	cf::server_tick; # one server iteration
2284	$RUNTIME += $TICK;	2520	$RUNTIME += $TICK;
2285	$NEXT_TICK += $TICK;	2521	$NEXT_TICK += $TICK;
		2522
		2523	$WAIT_FOR_TICK->broadcast;
		2524	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2525
		2526	Event::sweep;
		2527	Coro::cede_notself;
		2528
		2529	# my $AFTER = Event::time;
		2530	# warn $AFTER - $NOW;#d#
2286		2531
2287	# if we are delayed by four ticks or more, skip them all	2532	# if we are delayed by four ticks or more, skip them all
2288	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2533	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2289		2534
2290	$TICK_WATCHER->at ($NEXT_TICK);	2535	$TICK_WATCHER->at ($NEXT_TICK);
2291	$TICK_WATCHER->start;	2536	$TICK_WATCHER->start;
2292	},	2537	},
2293	);	2538	);
2294		2539
2295	IO::AIO::max_poll_time $TICK * 0.2;	2540	IO::AIO::max_poll_time $TICK * 0.1;
2296		2541
2297	Event->io (	2542	undef $Coro::AIO::WATCHER;
		2543	$AIO_POLL_WATCHER = Event->io (
		2544	reentrant => 0,
2298	fd => IO::AIO::poll_fileno,	2545	fd => IO::AIO::poll_fileno,
2299	poll => 'r',	2546	poll => 'r',
2300	prio => 5,	2547	prio => 6,
2301	data => WF_AUTOCANCEL,	2548	data => WF_AUTOCANCEL,
2302	cb => \&IO::AIO::poll_cb,	2549	cb => \&IO::AIO::poll_cb,
2303	);	2550	);
2304		2551
2305	Event->timer (	2552	$WRITE_RUNTIME_WATCHER = Event->timer (
		2553	reentrant => 0,
2306	data => WF_AUTOCANCEL,	2554	data => WF_AUTOCANCEL,
2307	after => 0,	2555	after => 1,
2308	interval => 10,	2556	interval => 10,
2309	cb => sub {	2557	prio => 6, # keep it lowest so it acts like a watchdog
2310	(Coro::unblock_sub {	2558	cb => Coro::unblock_sub {
2311	write_runtime	2559	write_runtime
2312	or warn "ERROR: unable to write runtime file: $!";	2560	or warn "ERROR: unable to write runtime file: $!";
2313	})->();
2314	},	2561	},
2315	);	2562	);
2316		2563
2317	END { cf::emergency_save }	2564	END { cf::emergency_save }
2318		2565

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