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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.142 by root, Fri Jan 5 21:51:42 2007 UTC vs.
Revision 1.183 by root, Fri Jan 19 19:42:37 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 3.4 ();
14	use Coro::Event;	14	use Coro::Event;
15	use Coro::Timer;	15	use Coro::Timer;
16	use Coro::Signal;	16	use Coro::Signal;
17	use Coro::Semaphore;	17	use Coro::Semaphore;
18	use Coro::AIO;	18	use Coro::AIO;
19		19
		20	use Data::Dumper;
20	use Digest::MD5;	21	use Digest::MD5;
21	use Fcntl;	22	use Fcntl;
22	use IO::AIO 2.31 ();	23	use IO::AIO 2.32 ();
23	use YAML::Syck ();	24	use YAML::Syck ();
24	use Time::HiRes;	25	use Time::HiRes;
25		26
26	use Event; $Event::Eval = 1; # no idea why this is required, but it is	27	use Event; $Event::Eval = 1; # no idea why this is required, but it is
27		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
28	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
30		33
31	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	34	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32		35
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34
35	our %COMMAND = ();	36	our %COMMAND = ();
36	our %COMMAND_TIME = ();	37	our %COMMAND_TIME = ();
		38
		39	our @EXTS = (); # list of extension package names
37	our %EXTCMD = ();	40	our %EXTCMD = ();
		41	our %EXT_CORO = (); # coroutines bound to extensions
		42	our %EXT_MAP = (); # pluggable maps
38		43
39	our @EVENT;	44	our @EVENT;
40	our $LIBDIR = datadir . "/ext";	45	our $LIBDIR = datadir . "/ext";
41		46
42	our $TICK = MAX_TIME * 1e-6;	47	our $TICK = MAX_TIME * 1e-6;
43	our $TICK_WATCHER;	48	our $TICK_WATCHER;
		49	our $AIO_POLL_WATCHER;
		50	our $WRITE_RUNTIME_WATCHER;
44	our $NEXT_TICK;	51	our $NEXT_TICK;
45	our $NOW;	52	our $NOW;
46		53
47	our %CFG;	54	our %CFG;
48		55
49	our $UPTIME; $UPTIME ||= time;	56	our $UPTIME; $UPTIME ||= time;
50	our $RUNTIME;	57	our $RUNTIME;
51		58
		59	our %PLAYER; # all users
52	our %MAP; # all maps	60	our %MAP; # all maps
53	our $LINK_MAP; # the special {link} map	61	our $LINK_MAP; # the special {link} map, which is always available
54	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
55	our %EXT_CORO;	63
		64	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
		65	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		66
		67	# used to convert map paths into valid unix filenames by replacing / by ∕
		68	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
56		69
57	binmode STDOUT;	70	binmode STDOUT;
58	binmode STDERR;	71	binmode STDERR;
59		72
60	# read virtual server time, if available	73	# read virtual server time, if available
…		…
68	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
69	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
70	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
71	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
72		85
73	# a special map that is always available
74	our $LINK_MAP;
75	our $EMERGENCY_POSITION;	86	our $EMERGENCY_POSITION;
76		87
77	#############################################################################	88	#############################################################################
78		89
79	=head2 GLOBAL VARIABLES	90	=head2 GLOBAL VARIABLES
…		…
104		115
105	=item %cf::CFG	116	=item %cf::CFG
106		117
107	Configuration for the server, loaded from C</etc/crossfire/config>, or	118	Configuration for the server, loaded from C</etc/crossfire/config>, or
108	from wherever your confdir points to.	119	from wherever your confdir points to.
		120
		121	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		122
		123	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		124	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		125	processing has been done. Call C<< ->wait >> on them to maximise the
		126	window of cpu time available, or simply to synchronise to the server tick.
109		127
110	=back	128	=back
111		129
112	=cut	130	=cut
113		131
…		…
117	utf8::encode $msg;	135	utf8::encode $msg;
118		136
119	$msg .= "\n"	137	$msg .= "\n"
120	unless $msg =~ /\n$/;	138	unless $msg =~ /\n$/;
121		139
122	LOG llevError, "cfperl: $msg";	140	LOG llevError, $msg;
123	};	141	};
124	}	142	}
125		143
126	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	144	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
127	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	145	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
145		163
146	$Event::DIED = sub {	164	$Event::DIED = sub {
147	warn "error in event callback: @_";	165	warn "error in event callback: @_";
148	};	166	};
149		167
150	my %ext_pkg;
151	my @exts;
152	my @hook;
153
154	=head2 UTILITY FUNCTIONS	168	=head2 UTILITY FUNCTIONS
155		169
156	=over 4	170	=over 4
157		171
		172	=item dumpval $ref
		173
158	=cut	174	=cut
		175
		176	sub dumpval {
		177	eval {
		178	local $SIG{__DIE__};
		179	my $d;
		180	if (1) {
		181	$d = new Data::Dumper([$_[0]], ["*var"]);
		182	$d->Terse(1);
		183	$d->Indent(2);
		184	$d->Quotekeys(0);
		185	$d->Useqq(1);
		186	#$d->Bless(...);
		187	$d->Seen($_[1]) if @_ > 1;
		188	$d = $d->Dump();
		189	}
		190	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		191	$d
		192	} || "[unable to dump $_[0]: '$@']";
		193	}
159		194
160	use JSON::Syck (); # TODO# replace by JSON::PC once working	195	use JSON::Syck (); # TODO# replace by JSON::PC once working
161		196
162	=item $ref = cf::from_json $json	197	=item $ref = cf::from_json $json
163		198
…		…
224	}	259	}
225		260
226	sub freeze_mainloop {	261	sub freeze_mainloop {
227	return unless $TICK_WATCHER->is_active;	262	return unless $TICK_WATCHER->is_active;
228		263
229	my $guard = Coro::guard { $TICK_WATCHER->start };	264	my $guard = Coro::guard {
		265	$TICK_WATCHER->start;
		266	$WRITE_RUNTIME_WATCHER->start;
		267	};
		268	$WRITE_RUNTIME_WATCHER->stop;
230	$TICK_WATCHER->stop;	269	$TICK_WATCHER->stop;
231	$guard	270	$guard
232	}	271	}
233		272
234	=item cf::async { BLOCK }	273	=item cf::async { BLOCK }
…		…
286	}	325	}
287	}	326	}
288		327
289	=item $coro = cf::async_ext { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
290		329
291	Like async, but this coro is automcatially being canceled when the	330	Like async, but this coro is automatically being canceled when the
292	extension calling this is being unloaded.	331	extension calling this is being unloaded.
293		332
294	=cut	333	=cut
295		334
296	sub async_ext(&) {	335	sub async_ext(&) {
…		…
329	}	368	}
330		369
331	=back	370	=back
332		371
333	=cut	372	=cut
334
335	#############################################################################
336
337	package cf::path;
338
339	sub new {
340	my ($class, $path, $base) = @_;
341
342	$path = $path->as_string if ref $path;
343
344	my $self = bless { }, $class;
345
346	# {... are special paths that are not touched
347	# ?xxx/... are special absolute paths
348	# ?random/... random maps
349	# /! non-realised random map exit
350	# /... normal maps
351	# ~/... per-player maps without a specific player (DO NOT USE)
352	# ~user/... per-player map of a specific user
353
354	if ($path =~ /^{/) {
355	# fine as it is
356	} elsif ($path =~ s{^\?random/}{}) {
357	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
358	$self->{random} = cf::from_json $data;
359	} else {
360	if ($path =~ s{^~([^/]+)?}{}) {
361	$self->{user_rel} = 1;
362
363	if (defined $1) {
364	$self->{user} = $1;
365	} elsif ($base =~ m{^~([^/]+)/}) {
366	$self->{user} = $1;
367	} else {
368	warn "cannot resolve user-relative path without user <$path,$base>\n";
369	}
370	} elsif ($path =~ /^\//) {
371	# already absolute
372	} else {
373	$base =~ s{[^/]+/?$}{};
374	return $class->new ("$base/$path");
375	}
376
377	for ($path) {
378	redo if s{/\.?/}{/};
379	redo if s{/[^/]+/\.\./}{/};
380	}
381	}
382
383	$self->{path} = $path;
384
385	$self
386	}
387
388	# the name / primary key / in-game path
389	sub as_string {
390	my ($self) = @_;
391
392	$self->{user_rel} ? "~$self->{user}$self->{path}"
393	: $self->{random} ? "?random/$self->{path}"
394	: $self->{path}
395	}
396
397	# the displayed name, this is a one way mapping
398	sub visible_name {
399	my ($self) = @_;
400
401	# if (my $rmp = $self->{random}) {
402	# # todo: be more intelligent about this
403	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
404	# } else {
405	$self->as_string
406	# }
407	}
408
409	# escape the /'s in the path
410	sub _escaped_path {
411	# ∕ is U+2215
412	(my $path = $_[0]{path}) =~ s/\//∕/g;
413	$path
414	}
415
416	# the original (read-only) location
417	sub load_path {
418	my ($self) = @_;
419
420	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
421	}
422
423	# the temporary/swap location
424	sub save_path {
425	my ($self) = @_;
426
427	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
428	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
429	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
430	}
431
432	# the unique path, might be eq to save_path
433	sub uniq_path {
434	my ($self) = @_;
435
436	$self->{user_rel} || $self->{random}
437	? undef
438	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
439	}
440
441	# return random map parameters, or undef
442	sub random_map_params {
443	my ($self) = @_;
444
445	$self->{random}
446	}
447
448	# this is somewhat ugly, but style maps do need special treatment
449	sub is_style_map {
450	$_[0]{path} =~ m{^/styles/}
451	}
452
453	package cf;
454		373
455	#############################################################################	374	#############################################################################
456		375
457	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
458		377
…		…
584	our @CB_TYPE = (); # registry for type (cf-object class) based events	503	our @CB_TYPE = (); # registry for type (cf-object class) based events
585	our @CB_MAP = ();	504	our @CB_MAP = ();
586		505
587	my %attachment;	506	my %attachment;
588		507
		508	sub cf::attachable::thawer_merge {
		509	# simply override everything except _meta
		510	local $_[0]{_meta};
		511	%{$_[0]} = %{$_[1]};
		512	}
		513
589	sub _attach_cb($$$$) {	514	sub _attach_cb($$$$) {
590	my ($registry, $event, $prio, $cb) = @_;	515	my ($registry, $event, $prio, $cb) = @_;
591		516
592	use sort 'stable';	517	use sort 'stable';
593		518
…		…
764	# object support	689	# object support
765		690
766	sub reattach {	691	sub reattach {
767	# basically do the same as instantiate, without calling instantiate	692	# basically do the same as instantiate, without calling instantiate
768	my ($obj) = @_;	693	my ($obj) = @_;
		694
		695	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
769		696
770	my $registry = $obj->registry;	697	my $registry = $obj->registry;
771		698
772	@$registry = ();	699	@$registry = ();
773		700
…		…
905	=cut	832	=cut
906		833
907	sub register_extcmd {	834	sub register_extcmd {
908	my ($name, $cb) = @_;	835	my ($name, $cb) = @_;
909		836
910	my $caller = caller;
911	#warn "registering extcmd '$name' to '$caller'";
912
913	$EXTCMD{$name} = [$cb, $caller];	837	$EXTCMD{$name} = $cb;
914	}	838	}
915		839
916	cf::player->attach (	840	cf::player->attach (
917	on_command => sub {	841	on_command => sub {
918	my ($pl, $name, $params) = @_;	842	my ($pl, $name, $params) = @_;
…		…
931		855
932	my $msg = eval { from_json $buf };	856	my $msg = eval { from_json $buf };
933		857
934	if (ref $msg) {	858	if (ref $msg) {
935	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	859	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
936	if (my %reply = $cb->[0]->($pl, $msg)) {	860	if (my %reply = $cb->($pl, $msg)) {
937	$pl->ext_reply ($msg->{msgid}, %reply);	861	$pl->ext_reply ($msg->{msgid}, %reply);
938	}	862	}
939	}	863	}
940	} else {	864	} else {
941	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	865	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
943		867
944	cf::override;	868	cf::override;
945	},	869	},
946	);	870	);
947		871
948	sub register {
949	my ($base, $pkg) = @_;
950
951	#TODO
952	}
953
954	sub load_extension {	872	sub load_extension {
955	my ($path) = @_;	873	my ($path) = @_;
956		874
957	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	875	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
958	my $base = $1;	876	my $base = $1;
959	my $pkg = $1;	877	my $pkg = $1;
960	$pkg =~ s/[^[:word:]]/_/g;	878	$pkg =~ s/[^[:word:]]/_/g;
961	$pkg = "ext::$pkg";	879	$pkg = "ext::$pkg";
962		880
963	warn "loading '$path' into '$pkg'\n";	881	warn "... loading '$path' into '$pkg'\n";
964		882
965	open my $fh, "<:utf8", $path	883	open my $fh, "<:utf8", $path
966	or die "$path: $!";	884	or die "$path: $!";
967		885
968	my $source =	886	my $source =
969	"package $pkg; use strict; use utf8;\n"	887	"package $pkg; use strict; use utf8;\n"
970	. "#line 1 \"$path\"\n{\n"	888	. "#line 1 \"$path\"\n{\n"
971	. (do { local $/; <$fh> })	889	. (do { local $/; <$fh> })
972	. "\n};\n1";	890	. "\n};\n1";
973		891
974	eval $source	892	unless (eval $source) {
975	or die $@ ? "$path: $@\n"	893	my $msg = $@ ? "$path: $@\n"
976	: "extension disabled.\n";	894	: "extension disabled.\n";
977		895	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
978	push @exts, $pkg;	896	warn $@;
979	$ext_pkg{$base} = $pkg;	897	warn "mandatory extension failed to load, exiting.\n";
980		898	exit 1;
981	# no strict 'refs';	899	}
982	# @{"$pkg\::ISA"} = ext::;	900	die $@;
983
984	register $base, $pkg;
985	}
986
987	sub unload_extension {
988	my ($pkg) = @_;
989
990	warn "removing extension $pkg\n";
991
992	# remove hooks
993	#TODO
994	# for my $idx (0 .. $#PLUGIN_EVENT) {
995	# delete $hook[$idx]{$pkg};
996	# }	901	}
997		902
998	# remove commands	903	push @EXTS, $pkg;
999	for my $name (keys %COMMAND) {
1000	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1001
1002	if (@cb) {
1003	$COMMAND{$name} = \@cb;
1004	} else {
1005	delete $COMMAND{$name};
1006	}
1007	}
1008
1009	# remove extcmds
1010	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1011	delete $EXTCMD{$name};
1012	}
1013
1014	if (my $cb = $pkg->can ("unload")) {
1015	eval {
1016	$cb->($pkg);
1017	1
1018	} or warn "$pkg unloaded, but with errors: $@";
1019	}
1020
1021	Symbol::delete_package $pkg;
1022	}	904	}
1023		905
1024	sub load_extensions {	906	sub load_extensions {
1025	for my $ext (<$LIBDIR/*.ext>) {	907	for my $ext (<$LIBDIR/*.ext>) {
1026	next unless -r $ext;	908	next unless -r $ext;
…		…
1030	} or warn "$ext not loaded: $@";	912	} or warn "$ext not loaded: $@";
1031	}	913	}
1032	}	914	}
1033		915
1034	#############################################################################	916	#############################################################################
1035	# load/save/clean perl data associated with a map
1036
1037	*cf::mapsupport::on_clean = sub {
1038	my ($map) = @_;
1039
1040	my $path = $map->tmpname;
1041	defined $path or return;
1042
1043	unlink "$path.pst";
1044	};
1045
1046	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1047
1048	#############################################################################
1049	# load/save perl data associated with player->ob objects
1050
1051	sub all_objects(@) {
1052	@_, map all_objects ($_->inv), @_
1053	}
1054
1055	# TODO: compatibility cruft, remove when no longer needed
1056	cf::player->attach (
1057	on_load => sub {
1058	my ($pl, $path) = @_;
1059
1060	for my $o (all_objects $pl->ob) {
1061	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1062	$o->set_ob_key_value ("_perl_data");
1063
1064	%$o = %{ Storable::thaw pack "H*", $value };
1065	}
1066	}
1067	},
1068	);
1069
1070	#############################################################################
1071		917
1072	=head2 CORE EXTENSIONS	918	=head2 CORE EXTENSIONS
1073		919
1074	Functions and methods that extend core crossfire objects.	920	Functions and methods that extend core crossfire objects.
1075		921
		922	=cut
		923
		924	package cf::player;
		925
		926	use Coro::AIO;
		927
1076	=head3 cf::player	928	=head3 cf::player
1077		929
1078	=over 4	930	=over 4
1079		931
1080	=item cf::player::exists $login	932	=item cf::player::find $login
1081		933
1082	Returns true when the given account exists.	934	Returns the given player object, loading it if necessary (might block).
1083		935
1084	=cut	936	=cut
1085		937
1086	sub cf::player::exists($) {	938	sub playerdir($) {
1087	cf::player::find $_[0]	939	cf::localdir
1088	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	940	. "/"
		941	. cf::playerdir
		942	. "/"
		943	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		944	}
		945
		946	sub path($) {
		947	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		948
		949	(playerdir $login) . "/$login.pl"
		950	}
		951
		952	sub find_active($) {
		953	$cf::PLAYER{$_[0]}
		954	and $cf::PLAYER{$_[0]}->active
		955	and $cf::PLAYER{$_[0]}
		956	}
		957
		958	sub exists($) {
		959	my ($login) = @_;
		960
		961	$cf::PLAYER{$login}
		962	or cf::sync_job { !aio_stat path $login }
		963	}
		964
		965	sub find($) {
		966	return $cf::PLAYER{$_[0]} || do {
		967	my $login = $_[0];
		968
		969	my $guard = cf::lock_acquire "user_find:$login";
		970
		971	$cf::PLAYER{$_[0]} || do {
		972	my $pl = load_pl path $login
		973	or return;
		974	$cf::PLAYER{$login} = $pl
		975	}
		976	}
		977	}
		978
		979	sub save($) {
		980	my ($pl) = @_;
		981
		982	return if $pl->{deny_save};
		983
		984	my $path = path $pl;
		985	my $guard = cf::lock_acquire "user_save:$path";
		986
		987	return if $pl->{deny_save};
		988
		989	aio_mkdir playerdir $pl, 0770;
		990	$pl->{last_save} = $cf::RUNTIME;
		991
		992	$pl->save_pl ($path);
		993	Coro::cede;
		994	}
		995
		996	sub new($) {
		997	my ($login) = @_;
		998
		999	my $self = create;
		1000
		1001	$self->ob->name ($login);
		1002	$self->{deny_save} = 1;
		1003
		1004	$cf::PLAYER{$login} = $self;
		1005
		1006	$self
		1007	}
		1008
		1009	=item $pl->quit_character
		1010
		1011	Nukes the player without looking back. If logged in, the connection will
		1012	be destroyed. May block for a long time.
		1013
		1014	=cut
		1015
		1016	sub quit_character {
		1017	my ($pl) = @_;
		1018
		1019	$pl->{deny_save} = 1;
		1020	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1021
		1022	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1023	$pl->deactivate;
		1024	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1025	$pl->ns->destroy if $pl->ns;
		1026
		1027	my $path = playerdir $pl;
		1028	my $temp = "$path~$cf::RUNTIME~deleting~";
		1029	aio_rename $path, $temp;
		1030	delete $cf::PLAYER{$pl->ob->name};
		1031	$pl->destroy;
		1032	IO::AIO::aio_rmtree $temp;
		1033	}
		1034
		1035	=item cf::player::list_logins
		1036
		1037	Returns am arrayref of all valid playernames in the system, can take a
		1038	while and may block, so not sync_job-capable, ever.
		1039
		1040	=cut
		1041
		1042	sub list_logins {
		1043	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1044	or return [];
		1045
		1046	my @logins;
		1047
		1048	for my $login (@$dirs) {
		1049	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1050	aio_read $fh, 0, 512, my $buf, 0 or next;
		1051	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1052
		1053	utf8::decode $login;
		1054	push @logins, $login;
		1055	}
		1056
		1057	\@logins
		1058	}
		1059
		1060	=item $player->maps
		1061
		1062	Returns an arrayref of map paths that are private for this
		1063	player. May block.
		1064
		1065	=cut
		1066
		1067	sub maps($) {
		1068	my ($pl) = @_;
		1069
		1070	my $files = aio_readdir playerdir $pl
		1071	or return;
		1072
		1073	my @paths;
		1074
		1075	for (@$files) {
		1076	utf8::decode $_;
		1077	next if /\.(?:pl|pst)$/;
		1078	next unless /^$PATH_SEP/o;
		1079
		1080	s/\.map$//;
		1081	push @paths, "~" . $pl->ob->name . "/" . $_;
		1082	}
		1083
		1084	\@paths
1089	}	1085	}
1090		1086
1091	=item $player->ext_reply ($msgid, $msgtype, %msg)	1087	=item $player->ext_reply ($msgid, $msgtype, %msg)
1092		1088
1093	Sends an ext reply to the player.	1089	Sends an ext reply to the player.
1094		1090
1095	=cut	1091	=cut
1096		1092
1097	sub cf::player::ext_reply($$$%) {	1093	sub ext_reply($$$%) {
1098	my ($self, $id, %msg) = @_;	1094	my ($self, $id, %msg) = @_;
1099		1095
1100	$msg{msgid} = $id;	1096	$msg{msgid} = $id;
1101		1097
1102	$self->send ("ext " . to_json \%msg);	1098	$self->send ("ext " . cf::to_json \%msg);
1103	}	1099	}
		1100
		1101	package cf;
1104		1102
1105	=back	1103	=back
1106		1104
1107		1105
1108	=head3 cf::map	1106	=head3 cf::map
…		…
1114	package cf::map;	1112	package cf::map;
1115		1113
1116	use Fcntl;	1114	use Fcntl;
1117	use Coro::AIO;	1115	use Coro::AIO;
1118		1116
		1117	use overload
		1118	'""' => \&as_string,
		1119	fallback => 1;
		1120
1119	our $MAX_RESET = 3600;	1121	our $MAX_RESET = 3600;
1120	our $DEFAULT_RESET = 3000;	1122	our $DEFAULT_RESET = 3000;
1121		1123
1122	sub generate_random_map {	1124	sub generate_random_map {
1123	my ($path, $rmp) = @_;	1125	my ($self, $rmp) = @_;
1124
1125	# mit "rum" bekleckern, nicht	1126	# mit "rum" bekleckern, nicht
1126	cf::map::_create_random_map	1127	$self->_create_random_map (
1127	$path,
1128	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1128	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1129	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1129	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1130	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1130	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1131	$rmp->{exit_on_final_map},	1131	$rmp->{exit_on_final_map},
1132	$rmp->{xsize}, $rmp->{ysize},	1132	$rmp->{xsize}, $rmp->{ysize},
1133	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1133	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1134	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1134	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1135	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1135	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1136	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1136	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1137	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1137	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1138	(cf::region::find $rmp->{region})	1138	(cf::region::find $rmp->{region}), $rmp->{custom}
		1139	)
		1140	}
		1141
		1142	sub register {
		1143	my (undef, $regex) = @_;
		1144	my $pkg = caller;
		1145
		1146	no strict;
		1147	push @{"$pkg\::ISA"}, __PACKAGE__;
		1148
		1149	$EXT_MAP{$pkg} = qr<$regex>;
		1150	}
		1151
		1152	# also paths starting with '/'
		1153	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1154
		1155	sub thawer_merge {
		1156	my ($self, $merge) = @_;
		1157
		1158	# we have to keep some variables in memory intact
		1159	local $self->{path};
		1160	local $self->{load_path};
		1161	local $self->{deny_save};
		1162	local $self->{deny_reset};
		1163
		1164	$self->SUPER::thawer_merge ($merge);
		1165	}
		1166
		1167	sub normalise {
		1168	my ($path, $base) = @_;
		1169
		1170	# map plan:
		1171	#
		1172	# /! non-realised random map exit (special hack!)
		1173	# {... are special paths that are not being touched
		1174	# ?xxx/... are special absolute paths
		1175	# ?random/... random maps
		1176	# /... normal maps
		1177	# ~user/... per-player map of a specific user
		1178
		1179	$path =~ s/$PATH_SEP/\//go;
		1180
		1181	# treat it as relative path if it starts with
		1182	# something that looks reasonable
		1183	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1184	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1185
		1186	$base =~ s{[^/]+/?$}{};
		1187	$path = "$base/$path";
		1188	}
		1189
		1190	for ($path) {
		1191	redo if s{//}{/};
		1192	redo if s{/\.?/}{/};
		1193	redo if s{/[^/]+/\.\./}{/};
		1194	}
		1195
		1196	$path
		1197	}
		1198
		1199	sub new_from_path {
		1200	my (undef, $path, $base) = @_;
		1201
		1202	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1203
		1204	$path = normalise $path, $base;
		1205
		1206	for my $pkg (keys %EXT_MAP) {
		1207	if ($path =~ $EXT_MAP{$pkg}) {
		1208	my $self = bless cf::map::new, $pkg;
		1209	$self->{path} = $path; $self->path ($path);
		1210	$self->init; # pass $1 etc.
		1211	return $self;
		1212	}
		1213	}
		1214
		1215	Carp::carp "unable to resolve path '$path'.";
		1216	()
		1217	}
		1218
		1219	sub init {
		1220	my ($self) = @_;
		1221
		1222	$self
		1223	}
		1224
		1225	sub as_string {
		1226	my ($self) = @_;
		1227
		1228	"$self->{path}"
		1229	}
		1230
		1231	# the displayed name, this is a one way mapping
		1232	sub visible_name {
		1233	&as_string
		1234	}
		1235
		1236	# the original (read-only) location
		1237	sub load_path {
		1238	my ($self) = @_;
		1239
		1240	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1241	}
		1242
		1243	# the temporary/swap location
		1244	sub save_path {
		1245	my ($self) = @_;
		1246
		1247	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1248	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1249	}
		1250
		1251	# the unique path, undef == no special unique path
		1252	sub uniq_path {
		1253	my ($self) = @_;
		1254
		1255	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1256	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1139	}	1257	}
1140		1258
1141	# and all this just because we cannot iterate over	1259	# and all this just because we cannot iterate over
1142	# all maps in C++...	1260	# all maps in C++...
1143	sub change_all_map_light {	1261	sub change_all_map_light {
…		…
1145		1263
1146	$_->change_map_light ($change)	1264	$_->change_map_light ($change)
1147	for grep $_->outdoor, values %cf::MAP;	1265	for grep $_->outdoor, values %cf::MAP;
1148	}	1266	}
1149		1267
		1268	sub unlink_save {
		1269	my ($self) = @_;
		1270
		1271	utf8::encode (my $save = $self->save_path);
		1272	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1273	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1274	}
		1275
1150	sub try_load_header($) {	1276	sub load_header_from($) {
1151	my ($path) = @_;	1277	my ($self, $path) = @_;
1152		1278
1153	utf8::encode $path;	1279	utf8::encode $path;
1154	aio_open $path, O_RDONLY, 0	1280	aio_open $path, O_RDONLY, 0
1155	or return;	1281	or return;
1156		1282
1157	my $map = cf::map::new	1283	$self->_load_header ($path)
1158	or return;	1284	or return;
1159		1285
1160	# for better error messages only, will be overwritten	1286	$self->{load_path} = $path;
1161	$map->path ($path);
1162		1287
1163	$map->load_header ($path)	1288	1
		1289	}
		1290
		1291	sub load_orig {
		1292	my ($self) = @_;
		1293
		1294	$self->load_header_from ($self->load_path)
		1295	}
		1296
		1297	sub load_temp {
		1298	my ($self) = @_;
		1299
		1300	$self->load_header_from ($self->save_path)
		1301	}
		1302
		1303	sub load_header {
		1304	my ($self) = @_;
		1305
		1306	if ($self->load_temp) {
		1307	$self->last_access ((delete $self->{last_access})
		1308	|| $cf::RUNTIME); #d#
		1309	# safety
		1310	$self->{instantiate_time} = $cf::RUNTIME
		1311	if $self->{instantiate_time} > $cf::RUNTIME;
		1312	} else {
		1313	$self->load_orig
1164	or return;	1314	or return;
1165		1315
1166	$map->{load_path} = $path;	1316	$self->{load_original} = 1;
		1317	$self->{instantiate_time} = $cf::RUNTIME;
		1318	$self->last_access ($cf::RUNTIME);
		1319	$self->instantiate;
		1320	}
1167		1321
1168	$map	1322	1
1169	}	1323	}
1170		1324
1171	sub find;	1325	sub find;
1172	sub find {	1326	sub find {
1173	my ($path, $origin) = @_;	1327	my ($path, $origin) = @_;
1174		1328
1175	#warn "find<$path,$origin>\n";#d#
1176
1177	$path = new cf::path $path, $origin && $origin->path;	1329	$path = normalise $path, $origin && $origin->path;
1178	my $key = $path->as_string;
1179		1330
1180	cf::lock_wait "map_find:$key";	1331	cf::lock_wait "map_find:$path";
1181		1332
1182	$cf::MAP{$key} || do {	1333	$cf::MAP{$path} || do {
1183	my $guard = cf::lock_acquire "map_find:$key";	1334	my $guard = cf::lock_acquire "map_find:$path";
1184		1335	my $map = new_from_path cf::map $path
1185	# do it the slow way
1186	my $map = try_load_header $path->save_path;
1187
1188	Coro::cede;
1189
1190	if ($map) {
1191	$map->last_access ((delete $map->{last_access})
1192	|| $cf::RUNTIME); #d#
1193	# safety
1194	$map->{instantiate_time} = $cf::RUNTIME
1195	if $map->{instantiate_time} > $cf::RUNTIME;
1196	} else {
1197	if (my $rmp = $path->random_map_params) {
1198	$map = generate_random_map $key, $rmp;
1199	} else {
1200	$map = try_load_header $path->load_path;
1201	}
1202
1203	$map or return;	1336	or return;
1204		1337
1205	$map->{load_original} = 1;
1206	$map->{instantiate_time} = $cf::RUNTIME;
1207	$map->last_access ($cf::RUNTIME);
1208	$map->instantiate;
1209
1210	# per-player maps become, after loading, normal maps
1211	$map->per_player (0) if $path->{user_rel};
1212	}
1213
1214	$map->path ($key);
1215	$map->{path} = $path;
1216	$map->{last_save} = $cf::RUNTIME;	1338	$map->{last_save} = $cf::RUNTIME;
1217		1339
1218	Coro::cede;	1340	$map->load_header
		1341	or return;
1219		1342
1220	if ($map->should_reset) {	1343	if ($map->should_reset) {
		1344	$cf::WAIT_FOR_TICK->wait;
1221	$map->reset;	1345	$map->reset;
1222	undef $guard;	1346	undef $guard;
1223	$map = find $path	1347	$map = find $path
1224	or return;	1348	or return;
1225	}	1349	}
1226		1350
1227	$cf::MAP{$key} = $map	1351	$cf::MAP{$path} = $map
1228	}	1352	}
1229	}	1353	}
1230		1354
1231	sub load {	1355	sub load {
1232	my ($self) = @_;	1356	my ($self) = @_;
1233		1357
1234	my $path = $self->{path};	1358	my $path = $self->{path};
1235	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1359	my $guard = cf::lock_acquire "map_load:$path";
1236		1360
1237	return if $self->in_memory != cf::MAP_SWAPPED;	1361	return if $self->in_memory != cf::MAP_SWAPPED;
1238		1362
1239	$self->in_memory (cf::MAP_LOADING);	1363	$self->in_memory (cf::MAP_LOADING);
1240		1364
1241	$self->alloc;	1365	$self->alloc;
1242	$self->load_objects ($self->{load_path}, 1)	1366	$self->_load_objects ($self->{load_path}, 1)
1243	or return;	1367	or return;
1244		1368
1245	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1369	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1246	if delete $self->{load_original};	1370	if delete $self->{load_original};
1247		1371
1248	if (my $uniq = $path->uniq_path) {	1372	if (my $uniq = $self->uniq_path) {
1249	utf8::encode $uniq;	1373	utf8::encode $uniq;
1250	if (aio_open $uniq, O_RDONLY, 0) {	1374	if (aio_open $uniq, O_RDONLY, 0) {
1251	$self->clear_unique_items;	1375	$self->clear_unique_items;
1252	$self->load_objects ($uniq, 0);	1376	$self->_load_objects ($uniq, 0);
1253	}	1377	}
1254	}	1378	}
1255		1379
1256	Coro::cede;	1380	Coro::cede;
1257		1381
1258	# now do the right thing for maps	1382	# now do the right thing for maps
1259	$self->link_multipart_objects;	1383	$self->link_multipart_objects;
1260		1384
1261	if ($self->{path}->is_style_map) {	1385	unless ($self->{deny_activate}) {
1262	$self->{deny_save} = 1;	1386	$self->decay_objects;
1263	$self->{deny_reset} = 1;
1264	} else {
1265	$self->fix_auto_apply;	1387	$self->fix_auto_apply;
1266	$self->decay_objects;
1267	$self->update_buttons;	1388	$self->update_buttons;
		1389	Coro::cede;
1268	$self->set_darkness_map;	1390	$self->set_darkness_map;
1269	$self->difficulty ($self->estimate_difficulty)	1391	$self->difficulty ($self->estimate_difficulty)
1270	unless $self->difficulty;	1392	unless $self->difficulty;
		1393	Coro::cede;
1271	$self->activate;	1394	$self->activate;
1272	}	1395	}
1273		1396
1274	Coro::cede;
1275
1276	$self->in_memory (cf::MAP_IN_MEMORY);	1397	$self->in_memory (cf::MAP_IN_MEMORY);
		1398	}
		1399
		1400	sub customise_for {
		1401	my ($self, $ob) = @_;
		1402
		1403	return find "~" . $ob->name . "/" . $self->{path}
		1404	if $self->per_player;
		1405
		1406	$self
		1407	}
		1408
		1409	# find and load all maps in the 3x3 area around a map
		1410	sub load_diag {
		1411	my ($map) = @_;
		1412
		1413	my @diag; # diagonal neighbours
		1414
		1415	for (0 .. 3) {
		1416	my $neigh = $map->tile_path ($_)
		1417	or next;
		1418	$neigh = find $neigh, $map
		1419	or next;
		1420	$neigh->load;
		1421
		1422	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1423	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1424	}
		1425
		1426	for (@diag) {
		1427	my $neigh = find @$_
		1428	or next;
		1429	$neigh->load;
		1430	}
1277	}	1431	}
1278		1432
1279	sub find_sync {	1433	sub find_sync {
1280	my ($path, $origin) = @_;	1434	my ($path, $origin) = @_;
1281		1435
1282	cf::sync_job { cf::map::find $path, $origin }	1436	cf::sync_job { find $path, $origin }
1283	}	1437	}
1284		1438
1285	sub do_load_sync {	1439	sub do_load_sync {
1286	my ($map) = @_;	1440	my ($map) = @_;
1287		1441
1288	cf::sync_job { $map->load };	1442	cf::sync_job { $map->load };
1289	}	1443	}
1290		1444
		1445	our %MAP_PREFETCH;
		1446	our $MAP_PREFETCHER = undef;
		1447
		1448	sub find_async {
		1449	my ($path, $origin) = @_;
		1450
		1451	$path = normalise $path, $origin && $origin->{path};
		1452
		1453	if (my $map = $cf::MAP{$path}) {
		1454	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1455	}
		1456
		1457	undef $MAP_PREFETCH{$path};
		1458	$MAP_PREFETCHER ||= cf::async {
		1459	while (%MAP_PREFETCH) {
		1460	for my $path (keys %MAP_PREFETCH) {
		1461	warn "prefetching $path...\n";#d#
		1462	my $map = find $path
		1463	or next;
		1464	$map->load;
		1465
		1466	delete $MAP_PREFETCH{$path};
		1467	}
		1468	}
		1469	undef $MAP_PREFETCHER;
		1470	};
		1471
		1472	()
		1473	}
		1474
1291	sub save {	1475	sub save {
1292	my ($self) = @_;	1476	my ($self) = @_;
1293		1477
1294	my $lock = cf::lock_acquire "map_data:" . $self->path;	1478	my $lock = cf::lock_acquire "map_data:" . $self->path;
1295		1479
1296	$self->{last_save} = $cf::RUNTIME;	1480	$self->{last_save} = $cf::RUNTIME;
1297		1481
1298	return unless $self->dirty;	1482	return unless $self->dirty;
1299		1483
1300	my $save = $self->{path}->save_path; utf8::encode $save;	1484	my $save = $self->save_path; utf8::encode $save;
1301	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1485	my $uniq = $self->uniq_path; utf8::encode $uniq;
1302		1486
1303	$self->{load_path} = $save;	1487	$self->{load_path} = $save;
1304		1488
1305	return if $self->{deny_save};	1489	return if $self->{deny_save};
1306		1490
1307	local $self->{last_access} = $self->last_access;#d#	1491	local $self->{last_access} = $self->last_access;#d#
1308		1492
		1493	cf::async {
		1494	$_->contr->save for $self->players;
		1495	};
		1496
1309	if ($uniq) {	1497	if ($uniq) {
1310	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1498	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1311	$self->save_objects ($uniq, cf::IO_UNIQUES);	1499	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1312	} else {	1500	} else {
1313	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1501	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1314	}	1502	}
1315	}	1503	}
1316		1504
1317	sub swap_out {	1505	sub swap_out {
1318	my ($self) = @_;	1506	my ($self) = @_;
…		…
1332		1520
1333	sub reset_at {	1521	sub reset_at {
1334	my ($self) = @_;	1522	my ($self) = @_;
1335		1523
1336	# TODO: safety, remove and allow resettable per-player maps	1524	# TODO: safety, remove and allow resettable per-player maps
1337	return 1e99 if $self->{path}{user_rel};	1525	return 1e99 if $self->isa ("ext::map_per_player");#d#
1338	return 1e99 if $self->{deny_reset};	1526	return 1e99 if $self->{deny_reset};
1339		1527
1340	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1528	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1341	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1529	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1342		1530
…		…
1347	my ($self) = @_;	1535	my ($self) = @_;
1348		1536
1349	$self->reset_at <= $cf::RUNTIME	1537	$self->reset_at <= $cf::RUNTIME
1350	}	1538	}
1351		1539
1352	sub unlink_save {
1353	my ($self) = @_;
1354
1355	utf8::encode (my $save = $self->{path}->save_path);
1356	aioreq_pri 3; IO::AIO::aio_unlink $save;
1357	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1358	}
1359
1360	sub rename {
1361	my ($self, $new_path) = @_;
1362
1363	$self->unlink_save;
1364
1365	delete $cf::MAP{$self->path};
1366	$self->{path} = new cf::path $new_path;
1367	$self->path ($self->{path}->as_string);
1368	$cf::MAP{$self->path} = $self;
1369
1370	$self->save;
1371	}
1372
1373	sub reset {	1540	sub reset {
1374	my ($self) = @_;	1541	my ($self) = @_;
1375		1542
1376	my $lock = cf::lock_acquire "map_data:" . $self->path;	1543	my $lock = cf::lock_acquire "map_data:$self->{path}";
1377		1544
1378	return if $self->players;	1545	return if $self->players;
1379	return if $self->{path}{user_rel};#d#	1546	return if $self->isa ("ext::map_per_player");#d#
1380		1547
1381	warn "resetting map ", $self->path;#d#	1548	warn "resetting map ", $self->path;#d#
1382		1549
1383	delete $cf::MAP{$self->path};	1550	delete $cf::MAP{$self->path};
		1551
		1552	$self->in_memory (cf::MAP_SWAPPED);
		1553	$self->clear;
1384		1554
1385	$_->clear_links_to ($self) for values %cf::MAP;	1555	$_->clear_links_to ($self) for values %cf::MAP;
1386		1556
1387	$self->unlink_save;	1557	$self->unlink_save;
1388	$self->destroy;	1558	$self->destroy;
…		…
1391	my $nuke_counter = "aaaa";	1561	my $nuke_counter = "aaaa";
1392		1562
1393	sub nuke {	1563	sub nuke {
1394	my ($self) = @_;	1564	my ($self) = @_;
1395		1565
		1566	delete $cf::MAP{$self->path};
		1567
		1568	$self->unlink_save;
		1569
		1570	bless $self, "cf::map";
		1571	delete $self->{deny_reset};
1396	$self->{deny_save} = 1;	1572	$self->{deny_save} = 1;
1397	$self->reset_timeout (1);	1573	$self->reset_timeout (1);
1398	$self->rename ("{nuke}/" . ($nuke_counter++));	1574	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1575
		1576	$cf::MAP{$self->path} = $self;
		1577
1399	$self->reset; # polite request, might not happen	1578	$self->reset; # polite request, might not happen
1400	}	1579	}
1401		1580
1402	sub customise_for {	1581	=item cf::map::unique_maps
1403	my ($map, $ob) = @_;
1404		1582
1405	if ($map->per_player) {	1583	Returns an arrayref of paths of all shared maps that have
1406	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1584	instantiated unique items. May block.
1407	}
1408		1585
1409	$map	1586	=cut
1410	}
1411		1587
1412	sub emergency_save {	1588	sub unique_maps() {
1413	my $freeze_guard = cf::freeze_mainloop;	1589	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1590	or return;
1414		1591
1415	warn "enter emergency map save\n";	1592	my @paths;
1416		1593
1417	cf::sync_job {	1594	for (@$files) {
1418	warn "begin emergency map save\n";	1595	utf8::decode $_;
1419	$_->save for values %cf::MAP;	1596	next if /\.pst$/;
		1597	next unless /^$PATH_SEP/o;
		1598
		1599	s/\.map$//;
		1600	push @paths, $_;
1420	};	1601	}
1421		1602
1422	warn "end emergency map save\n";	1603	\@paths
1423	}	1604	}
1424		1605
1425	package cf;	1606	package cf;
1426		1607
1427	=back	1608	=back
1428		1609
		1610	=head3 cf::object
		1611
		1612	=cut
		1613
		1614	package cf::object;
		1615
		1616	=over 4
		1617
		1618	=item $ob->inv_recursive
		1619
		1620	Returns the inventory of the object _and_ their inventories, recursively.
		1621
		1622	=cut
		1623
		1624	sub inv_recursive_;
		1625	sub inv_recursive_ {
		1626	map { $_, inv_recursive_ $_->inv } @_
		1627	}
		1628
		1629	sub inv_recursive {
		1630	inv_recursive_ inv $_[0]
		1631	}
		1632
		1633	package cf;
		1634
		1635	=back
1429		1636
1430	=head3 cf::object::player	1637	=head3 cf::object::player
1431		1638
1432	=over 4	1639	=over 4
1433		1640
…		…
1473		1680
1474	=item $player_object->enter_link	1681	=item $player_object->enter_link
1475		1682
1476	Freezes the player and moves him/her to a special map (C<{link}>).	1683	Freezes the player and moves him/her to a special map (C<{link}>).
1477		1684
1478	The player should be reaosnably safe there for short amounts of time. You	1685	The player should be reasonably safe there for short amounts of time. You
1479	I<MUST> call C<leave_link> as soon as possible, though.	1686	I<MUST> call C<leave_link> as soon as possible, though.
1480		1687
		1688	Will never block.
		1689
1481	=item $player_object->leave_link ($map, $x, $y)	1690	=item $player_object->leave_link ($map, $x, $y)
1482		1691
1483	Moves the player out of the specila link map onto the given map. If the	1692	Moves the player out of the special C<{link}> map onto the specified
1484	map is not valid (or omitted), the player will be moved back to the	1693	map. If the map is not valid (or omitted), the player will be moved back
1485	location he/she was before the call to C<enter_link>, or, if that fails,	1694	to the location he/she was before the call to C<enter_link>, or, if that
1486	to the emergency map position.	1695	fails, to the emergency map position.
1487		1696
1488	Might block.	1697	Might block.
1489		1698
1490	=cut	1699	=cut
		1700
		1701	sub link_map {
		1702	unless ($LINK_MAP) {
		1703	$LINK_MAP = cf::map::find "{link}"
		1704	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1705	$LINK_MAP->load;
		1706	}
		1707
		1708	$LINK_MAP
		1709	}
1491		1710
1492	sub cf::object::player::enter_link {	1711	sub cf::object::player::enter_link {
1493	my ($self) = @_;	1712	my ($self) = @_;
1494		1713
1495	$self->deactivate_recursive;	1714	$self->deactivate_recursive;
1496		1715
1497	return if $self->map == $LINK_MAP;	1716	return if UNIVERSAL::isa $self->map, "ext::map_link";
1498		1717
1499	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1718	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1500	if $self->map;	1719	if $self->map;
1501		1720
1502	$self->enter_map ($LINK_MAP, 20, 20);	1721	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1503	}	1722	}
1504		1723
1505	sub cf::object::player::leave_link {	1724	sub cf::object::player::leave_link {
1506	my ($self, $map, $x, $y) = @_;	1725	my ($self, $map, $x, $y) = @_;
1507		1726
…		…
1525	# use -1 or undef as default coordinates, not 0, 0	1744	# use -1 or undef as default coordinates, not 0, 0
1526	($x, $y) = ($map->enter_x, $map->enter_y)	1745	($x, $y) = ($map->enter_x, $map->enter_y)
1527	if $x <=0 && $y <= 0;	1746	if $x <=0 && $y <= 0;
1528		1747
1529	$map->load;	1748	$map->load;
		1749	$map->load_diag;
1530		1750
		1751	return unless $self->contr->active;
1531	$self->activate_recursive;	1752	$self->activate_recursive;
1532	$self->enter_map ($map, $x, $y);	1753	$self->enter_map ($map, $x, $y);
1533	}	1754	}
1534		1755
1535	cf::player->attach (	1756	cf::player->attach (
…		…
1547	my ($pl) = @_;	1768	my ($pl) = @_;
1548		1769
1549	# try to abort aborted map switching on player login :)	1770	# try to abort aborted map switching on player login :)
1550	# should happen only on crashes	1771	# should happen only on crashes
1551	if ($pl->ob->{_link_pos}) {	1772	if ($pl->ob->{_link_pos}) {
1552
1553	$pl->ob->enter_link;	1773	$pl->ob->enter_link;
1554	(async {	1774	(async {
1555	# we need this sleep as the login has a concurrent enter_exit running	1775	# we need this sleep as the login has a concurrent enter_exit running
1556	# and this sleep increases chances of the player not ending up in scorn	1776	# and this sleep increases chances of the player not ending up in scorn
1557	$pl->ob->reply (undef,	1777	$pl->ob->reply (undef,
…		…
1573	my ($self, $path, $x, $y) = @_;	1793	my ($self, $path, $x, $y) = @_;
1574		1794
1575	$self->enter_link;	1795	$self->enter_link;
1576		1796
1577	(async {	1797	(async {
1578	$path = new cf::path $path;
1579
1580	my $map = cf::map::find $path->as_string;	1798	my $map = cf::map::find $path;
1581	$map = $map->customise_for ($self) if $map;	1799	$map = $map->customise_for ($self) if $map;
1582		1800
1583	# warn "entering ", $map->path, " at ($x, $y)\n"	1801	# warn "entering ", $map->path, " at ($x, $y)\n"
1584	# if $map;	1802	# if $map;
1585		1803
1586	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1804	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1587		1805
1588	$self->leave_link ($map, $x, $y);	1806	$self->leave_link ($map, $x, $y);
1589	})->prio (1);	1807	})->prio (1);
1590	}	1808	}
1591		1809
…		…
1595		1813
1596	sub parse_random_map_params {	1814	sub parse_random_map_params {
1597	my ($spec) = @_;	1815	my ($spec) = @_;
1598		1816
1599	my $rmp = { # defaults	1817	my $rmp = { # defaults
1600	xsize => 10,	1818	xsize => (cf::rndm 15, 40),
1601	ysize => 10,	1819	ysize => (cf::rndm 15, 40),
		1820	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1821	#layout => string,
1602	};	1822	};
1603		1823
1604	for (split /\n/, $spec) {	1824	for (split /\n/, $spec) {
1605	my ($k, $v) = split /\s+/, $_, 2;	1825	my ($k, $v) = split /\s+/, $_, 2;
1606		1826
…		…
1610	$rmp	1830	$rmp
1611	}	1831	}
1612		1832
1613	sub prepare_random_map {	1833	sub prepare_random_map {
1614	my ($exit) = @_;	1834	my ($exit) = @_;
		1835
		1836	my $guard = cf::lock_acquire "exit_prepare:$exit";
1615		1837
1616	# all this does is basically replace the /! path by	1838	# all this does is basically replace the /! path by
1617	# a new random map path (?random/...) with a seed	1839	# a new random map path (?random/...) with a seed
1618	# that depends on the exit object	1840	# that depends on the exit object
1619		1841
…		…
1628		1850
1629	$rmp->{random_seed} ||= $exit->random_seed;	1851	$rmp->{random_seed} ||= $exit->random_seed;
1630		1852
1631	my $data = cf::to_json $rmp;	1853	my $data = cf::to_json $rmp;
1632	my $md5 = Digest::MD5::md5_hex $data;	1854	my $md5 = Digest::MD5::md5_hex $data;
		1855	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1633		1856
1634	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1857	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1635	aio_write $fh, 0, (length $data), $data, 0;	1858	aio_write $fh, 0, (length $data), $data, 0;
		1859	undef $fh;
		1860	aio_rename "$meta~", $meta;
1636		1861
1637	$exit->slaying ("?random/$md5");	1862	$exit->slaying ("?random/$md5");
1638	$exit->msg (undef);	1863	$exit->msg (undef);
1639	}	1864	}
1640	}	1865	}
…		…
1650	$self->deactivate_recursive; # just to be sure	1875	$self->deactivate_recursive; # just to be sure
1651	unless (eval {	1876	unless (eval {
1652	prepare_random_map $exit	1877	prepare_random_map $exit
1653	if $exit->slaying eq "/!";	1878	if $exit->slaying eq "/!";
1654		1879
1655	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1880	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1656	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1881	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1657		1882
1658	1;	1883	1;
1659	}) {	1884	}) {
1660	$self->message ("Something went wrong deep within the crossfire server. "	1885	$self->message ("Something went wrong deep within the crossfire server. "
1661	. "I'll try to bring you back to the map you were before. "	1886	. "I'll try to bring you back to the map you were before. "
1662	. "Please report this to the dungeon master",	1887	. "Please report this to the dungeon master!",
1663	cf::NDI_UNIQUE | cf::NDI_RED);	1888	cf::NDI_UNIQUE | cf::NDI_RED);
1664		1889
1665	warn "ERROR in enter_exit: $@";	1890	warn "ERROR in enter_exit: $@";
1666	$self->leave_link;	1891	$self->leave_link;
1667	}	1892	}
…		…
1950	sub db_sync() {	2175	sub db_sync() {
1951	db_save if $dirty;	2176	db_save if $dirty;
1952	undef $dirty;	2177	undef $dirty;
1953	}	2178	}
1954		2179
1955	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2180	my $idle = Event->idle (min => 10, max => 20, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
1956	db_sync;	2181	db_sync;
1957	});	2182	});
1958		2183
1959	sub db_dirty() {	2184	sub db_dirty() {
1960	$dirty = 1;	2185	$dirty = 1;
…		…
1999	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2224	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2000	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	2225	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2001		2226
2002	if (exists $CFG{mlockall}) {	2227	if (exists $CFG{mlockall}) {
2003	eval {	2228	eval {
2004	$CFG{mlockall} ? &mlockall : &munlockall	2229	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2005	and die "WARNING: m(un)lockall failed: $!\n";	2230	and die "WARNING: m(un)lockall failed: $!\n";
2006	};	2231	};
2007	warn $@ if $@;	2232	warn $@ if $@;
2008	}	2233	}
2009	}	2234	}
2010		2235
2011	sub main {	2236	sub main {
2012	# we must not ever block the main coroutine	2237	# we must not ever block the main coroutine
2013	local $Coro::idle = sub {	2238	local $Coro::idle = sub {
2014	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2239	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2240	(async {
2015	async { Event::one_event };	2241	Event::one_event;
		2242	})->prio (Coro::PRIO_MAX);
2016	};	2243	};
2017		2244
2018	cfg_load;	2245	cfg_load;
2019	db_load;	2246	db_load;
2020	load_extensions;	2247	load_extensions;
		2248
		2249	$TICK_WATCHER->start;
2021	Event::loop;	2250	Event::loop;
2022	}	2251	}
2023		2252
2024	#############################################################################	2253	#############################################################################
2025	# initialisation	2254	# initialisation and cleanup
		2255
		2256	# install some emergency cleanup handlers
		2257	BEGIN {
		2258	for my $signal (qw(INT HUP TERM)) {
		2259	Event->signal (
		2260	data => WF_AUTOCANCEL,
		2261	signal => $signal,
		2262	cb => sub {
		2263	cf::cleanup "SIG$signal";
		2264	},
		2265	);
		2266	}
		2267	}
		2268
		2269	sub emergency_save() {
		2270	my $freeze_guard = cf::freeze_mainloop;
		2271
		2272	warn "enter emergency perl save\n";
		2273
		2274	cf::sync_job {
		2275	# use a peculiar iteration method to avoid tripping on perl
		2276	# refcount bugs in for. also avoids problems with players
		2277	# and maps saved/destroyed asynchronously.
		2278	warn "begin emergency player save\n";
		2279	for my $login (keys %cf::PLAYER) {
		2280	my $pl = $cf::PLAYER{$login} or next;
		2281	$pl->valid or next;
		2282	$pl->save;
		2283	}
		2284	warn "end emergency player save\n";
		2285
		2286	warn "begin emergency map save\n";
		2287	for my $path (keys %cf::MAP) {
		2288	my $map = $cf::MAP{$path} or next;
		2289	$map->valid or next;
		2290	$map->save;
		2291	}
		2292	warn "end emergency map save\n";
		2293	};
		2294
		2295	warn "leave emergency perl save\n";
		2296	}
2026		2297
2027	sub reload() {	2298	sub reload() {
2028	# can/must only be called in main	2299	# can/must only be called in main
2029	if ($Coro::current != $Coro::main) {	2300	if ($Coro::current != $Coro::main) {
2030	warn "can only reload from main coroutine\n";	2301	warn "can only reload from main coroutine";
2031	return;	2302	return;
2032	}	2303	}
2033		2304
2034	warn "reloading...";	2305	warn "reloading...";
2035		2306
2036	my $guard = freeze_mainloop;	2307	warn "cancelling server ticker";
		2308	$TICK_WATCHER->cancel;
		2309
2037	cf::emergency_save;	2310	cf::emergency_save;
2038		2311
2039	eval {	2312	eval {
2040	# if anything goes wrong in here, we should simply crash as we already saved	2313	# if anything goes wrong in here, we should simply crash as we already saved
2041		2314
2042	# cancel all watchers	2315	warn "syncing database to disk";
		2316	cf::db_sync;
		2317
		2318	warn "cancelling all WF_AUTOCANCEL watchers";
2043	for (Event::all_watchers) {	2319	for (Event::all_watchers) {
2044	$_->cancel if $_->data & WF_AUTOCANCEL;	2320	$_->cancel if $_->data & WF_AUTOCANCEL;
2045	}	2321	}
2046		2322
		2323	warn "flushing outstanding aio requests";
		2324	for (;;) {
		2325	IO::AIO::flush;
		2326	Coro::cede;
		2327	last unless IO::AIO::nreqs;
		2328	warn "iterate...";
		2329	}
		2330
2047	# cancel all extension coros	2331	warn "cancelling all extension coros";
2048	$_->cancel for values %EXT_CORO;	2332	$_->cancel for values %EXT_CORO;
2049	%EXT_CORO = ();	2333	%EXT_CORO = ();
2050		2334
2051	# unload all extensions	2335	warn "removing commands";
2052	for (@exts) {	2336	%COMMAND = ();
		2337
		2338	warn "removing ext commands";
		2339	%EXTCMD = ();
		2340
		2341	warn "unloading/nuking all extensions";
		2342	for my $pkg (@EXTS) {
2053	warn "unloading <$_>";	2343	warn "... unloading $pkg";
2054	unload_extension $_;	2344
		2345	if (my $cb = $pkg->can ("unload")) {
		2346	eval {
		2347	$cb->($pkg);
		2348	1
		2349	} or warn "$pkg unloaded, but with errors: $@";
2055	}	2350	}
2056		2351
		2352	warn "... nuking $pkg";
		2353	Symbol::delete_package $pkg;
		2354	}
		2355
2057	# unload all modules loaded from $LIBDIR	2356	warn "unloading all perl modules loaded from $LIBDIR";
2058	while (my ($k, $v) = each %INC) {	2357	while (my ($k, $v) = each %INC) {
2059	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2358	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2060		2359
2061	warn "removing <$k>";	2360	warn "... unloading $k";
2062	delete $INC{$k};	2361	delete $INC{$k};
2063		2362
2064	$k =~ s/\.pm$//;	2363	$k =~ s/\.pm$//;
2065	$k =~ s/\//::/g;	2364	$k =~ s/\//::/g;
2066		2365
…		…
2069	}	2368	}
2070		2369
2071	Symbol::delete_package $k;	2370	Symbol::delete_package $k;
2072	}	2371	}
2073		2372
2074	# sync database to disk
2075	cf::db_sync;
2076	IO::AIO::flush;
2077
2078	# get rid of safe::, as good as possible	2373	warn "getting rid of safe::, as good as possible";
2079	Symbol::delete_package "safe::$_"	2374	Symbol::delete_package "safe::$_"
2080	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2375	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2081		2376
2082	# remove register_script_function callbacks
2083	# TODO
2084
2085	# unload cf.pm "a bit"	2377	warn "unloading cf.pm \"a bit\"";
2086	delete $INC{"cf.pm"};	2378	delete $INC{"cf.pm"};
2087		2379
2088	# don't, removes xs symbols, too,	2380	# don't, removes xs symbols, too,
2089	# and global variables created in xs	2381	# and global variables created in xs
2090	#Symbol::delete_package __PACKAGE__;	2382	#Symbol::delete_package __PACKAGE__;
2091		2383
2092	# reload cf.pm	2384	warn "unload completed, starting to reload now";
		2385
2093	warn "reloading cf.pm";	2386	warn "reloading cf.pm";
2094	require cf;	2387	require cf;
2095	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2388	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2096		2389
2097	# load config and database again	2390	warn "loading config and database again";
2098	cf::cfg_load;	2391	cf::cfg_load;
2099	cf::db_load;	2392	cf::db_load;
2100		2393
2101	# load extensions
2102	warn "load extensions";	2394	warn "loading extensions";
2103	cf::load_extensions;	2395	cf::load_extensions;
2104		2396
2105	# reattach attachments to objects	2397	warn "reattaching attachments to objects/players";
2106	warn "reattach";
2107	_global_reattach;	2398	_global_reattach;
		2399	warn "reattaching attachments to maps";
		2400	reattach $_ for values %MAP;
		2401
		2402	warn "restarting server ticker";
		2403
		2404	$TICK_WATCHER->start;
2108	};	2405	};
2109		2406
2110	if ($@) {	2407	if ($@) {
2111	warn $@;	2408	warn $@;
2112	warn "error while reloading, exiting.";	2409	warn "error while reloading, exiting.";
2113	exit 1;	2410	exit 1;
2114	}	2411	}
2115		2412
2116	warn "reloaded successfully";	2413	warn "reloaded";
2117	};	2414	};
2118		2415
2119	#############################################################################	2416	our $RELOAD_WATCHER; # used only during reload
2120
2121	unless ($LINK_MAP) {
2122	$LINK_MAP = cf::map::new;
2123
2124	$LINK_MAP->width (41);
2125	$LINK_MAP->height (41);
2126	$LINK_MAP->alloc;
2127	$LINK_MAP->path ("{link}");
2128	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2129	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2130
2131	# dirty hack because... archetypes are not yet loaded
2132	Event->timer (
2133	after => 10,
2134	cb => sub {
2135	$_[0]->w->cancel;
2136
2137	# provide some exits "home"
2138	my $exit = cf::object::new "exit";
2139
2140	$exit->slaying ($EMERGENCY_POSITION->[0]);
2141	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2142	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2143
2144	$LINK_MAP->insert ($exit->clone, 19, 19);
2145	$LINK_MAP->insert ($exit->clone, 19, 20);
2146	$LINK_MAP->insert ($exit->clone, 19, 21);
2147	$LINK_MAP->insert ($exit->clone, 20, 19);
2148	$LINK_MAP->insert ($exit->clone, 20, 21);
2149	$LINK_MAP->insert ($exit->clone, 21, 19);
2150	$LINK_MAP->insert ($exit->clone, 21, 20);
2151	$LINK_MAP->insert ($exit->clone, 21, 21);
2152
2153	$exit->destroy;
2154	});
2155
2156	$LINK_MAP->{deny_save} = 1;
2157	$LINK_MAP->{deny_reset} = 1;
2158
2159	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2160	}
2161
2162	register "<global>", __PACKAGE__;
2163		2417
2164	register_command "reload" => sub {	2418	register_command "reload" => sub {
2165	my ($who, $arg) = @_;	2419	my ($who, $arg) = @_;
2166		2420
2167	if ($who->flag (FLAG_WIZ)) {	2421	if ($who->flag (FLAG_WIZ)) {
2168	$who->message ("start of reload.");	2422	$who->message ("reloading server.");
		2423
		2424	# doing reload synchronously and two reloads happen back-to-back,
		2425	# coro crashes during coro_state_free->destroy here.
		2426
		2427	$RELOAD_WATCHER ||= Event->timer (after => 0, data => WF_AUTOCANCEL, cb => sub {
2169	reload;	2428	reload;
2170	$who->message ("end of reload.");	2429	undef $RELOAD_WATCHER;
		2430	});
2171	}	2431	}
2172	};	2432	};
2173		2433
2174	unshift @INC, $LIBDIR;	2434	unshift @INC, $LIBDIR;
		2435
		2436	my $bug_warning = 0;
2175		2437
2176	$TICK_WATCHER = Event->timer (	2438	$TICK_WATCHER = Event->timer (
2177	reentrant => 0,	2439	reentrant => 0,
		2440	parked => 1,
2178	prio => 0,	2441	prio => 0,
2179	at => $NEXT_TICK || $TICK,	2442	at => $NEXT_TICK || $TICK,
2180	data => WF_AUTOCANCEL,	2443	data => WF_AUTOCANCEL,
2181	cb => sub {	2444	cb => sub {
		2445	if ($Coro::current != $Coro::main) {
		2446	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2447	unless ++$bug_warning > 10;
		2448	return;
		2449	}
		2450
		2451	$NOW = Event::time;
		2452
2182	cf::server_tick; # one server iteration	2453	cf::server_tick; # one server iteration
2183	$RUNTIME += $TICK;	2454	$RUNTIME += $TICK;
2184	$NEXT_TICK += $TICK;	2455	$NEXT_TICK += $TICK;
		2456
		2457	$WAIT_FOR_TICK->broadcast;
		2458	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2185		2459
2186	# if we are delayed by four ticks or more, skip them all	2460	# if we are delayed by four ticks or more, skip them all
2187	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2461	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2188		2462
2189	$TICK_WATCHER->at ($NEXT_TICK);	2463	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2191	},	2465	},
2192	);	2466	);
2193		2467
2194	IO::AIO::max_poll_time $TICK * 0.2;	2468	IO::AIO::max_poll_time $TICK * 0.2;
2195		2469
2196	Event->io (	2470	$AIO_POLL_WATCHER = Event->io (
2197	fd => IO::AIO::poll_fileno,	2471	fd => IO::AIO::poll_fileno,
2198	poll => 'r',	2472	poll => 'r',
2199	prio => 5,	2473	prio => 5,
2200	data => WF_AUTOCANCEL,	2474	data => WF_AUTOCANCEL,
2201	cb => \&IO::AIO::poll_cb,	2475	cb => \&IO::AIO::poll_cb,
2202	);	2476	);
2203		2477
2204	Event->timer (	2478	$WRITE_RUNTIME_WATCHER = Event->timer (
2205	data => WF_AUTOCANCEL,	2479	data => WF_AUTOCANCEL,
2206	after => 0,	2480	after => 1,
2207	interval => 10,	2481	interval => 10,
2208	cb => sub {	2482	cb => Coro::unblock_sub {
2209	(Coro::unblock_sub {
2210	write_runtime	2483	write_runtime
2211	or warn "ERROR: unable to write runtime file: $!";	2484	or warn "ERROR: unable to write runtime file: $!";
2212	})->();
2213	},	2485	},
2214	);	2486	);
2215		2487
2216	END { cf::emergency_save }	2488	END { cf::emergency_save }
2217		2489

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