ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.141 by root, Fri Jan 5 20:08:53 2007 UTC vs.
Revision 1.186 by root, Sat Jan 20 01:12:39 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(&) {
…		…
310	my $runtime = cf::localdir . "/runtime";	349	my $runtime = cf::localdir . "/runtime";
311		350
312	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	351	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
313	or return;	352	or return;
314		353
		354	my $value = $cf::RUNTIME + 90 + 10;
315	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock	355	# 10 is the runtime save interval, for a monotonic clock
		356	# 60 allows for the watchdog to kill the server.
		357
316	(aio_write $fh, 0, (length $value), $value, 0) <= 0	358	(aio_write $fh, 0, (length $value), $value, 0) <= 0
317	and return;	359	and return;
318		360
319	aio_fsync $fh	361	aio_fsync $fh
320	and return;	362	and return;
…		…
329	}	371	}
330		372
331	=back	373	=back
332		374
333	=cut	375	=cut
334
335	#############################################################################
336
337	package cf::path;
338
339	sub new {
340	my ($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		376
455	#############################################################################	377	#############################################################################
456		378
457	=head2 ATTACHABLE OBJECTS	379	=head2 ATTACHABLE OBJECTS
458		380
…		…
584	our @CB_TYPE = (); # registry for type (cf-object class) based events	506	our @CB_TYPE = (); # registry for type (cf-object class) based events
585	our @CB_MAP = ();	507	our @CB_MAP = ();
586		508
587	my %attachment;	509	my %attachment;
588		510
		511	sub cf::attachable::thawer_merge {
		512	# simply override everything except _meta
		513	local $_[0]{_meta};
		514	%{$_[0]} = %{$_[1]};
		515	}
		516
589	sub _attach_cb($$$$) {	517	sub _attach_cb($$$$) {
590	my ($registry, $event, $prio, $cb) = @_;	518	my ($registry, $event, $prio, $cb) = @_;
591		519
592	use sort 'stable';	520	use sort 'stable';
593		521
…		…
764	# object support	692	# object support
765		693
766	sub reattach {	694	sub reattach {
767	# basically do the same as instantiate, without calling instantiate	695	# basically do the same as instantiate, without calling instantiate
768	my ($obj) = @_;	696	my ($obj) = @_;
		697
		698	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
769		699
770	my $registry = $obj->registry;	700	my $registry = $obj->registry;
771		701
772	@$registry = ();	702	@$registry = ();
773		703
…		…
905	=cut	835	=cut
906		836
907	sub register_extcmd {	837	sub register_extcmd {
908	my ($name, $cb) = @_;	838	my ($name, $cb) = @_;
909		839
910	my $caller = caller;
911	#warn "registering extcmd '$name' to '$caller'";
912
913	$EXTCMD{$name} = [$cb, $caller];	840	$EXTCMD{$name} = $cb;
914	}	841	}
915		842
916	cf::player->attach (	843	cf::player->attach (
917	on_command => sub {	844	on_command => sub {
918	my ($pl, $name, $params) = @_;	845	my ($pl, $name, $params) = @_;
…		…
931		858
932	my $msg = eval { from_json $buf };	859	my $msg = eval { from_json $buf };
933		860
934	if (ref $msg) {	861	if (ref $msg) {
935	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	862	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
936	if (my %reply = $cb->[0]->($pl, $msg)) {	863	if (my %reply = $cb->($pl, $msg)) {
937	$pl->ext_reply ($msg->{msgid}, %reply);	864	$pl->ext_reply ($msg->{msgid}, %reply);
938	}	865	}
939	}	866	}
940	} else {	867	} else {
941	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	868	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
943		870
944	cf::override;	871	cf::override;
945	},	872	},
946	);	873	);
947		874
948	sub register {
949	my ($base, $pkg) = @_;
950
951	#TODO
952	}
953
954	sub load_extension {	875	sub load_extension {
955	my ($path) = @_;	876	my ($path) = @_;
956		877
957	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	878	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
958	my $base = $1;	879	my $base = $1;
959	my $pkg = $1;	880	my $pkg = $1;
960	$pkg =~ s/[^[:word:]]/_/g;	881	$pkg =~ s/[^[:word:]]/_/g;
961	$pkg = "ext::$pkg";	882	$pkg = "ext::$pkg";
962		883
963	warn "loading '$path' into '$pkg'\n";	884	warn "... loading '$path' into '$pkg'\n";
964		885
965	open my $fh, "<:utf8", $path	886	open my $fh, "<:utf8", $path
966	or die "$path: $!";	887	or die "$path: $!";
967		888
968	my $source =	889	my $source =
969	"package $pkg; use strict; use utf8;\n"	890	"package $pkg; use strict; use utf8;\n"
970	. "#line 1 \"$path\"\n{\n"	891	. "#line 1 \"$path\"\n{\n"
971	. (do { local $/; <$fh> })	892	. (do { local $/; <$fh> })
972	. "\n};\n1";	893	. "\n};\n1";
973		894
974	eval $source	895	unless (eval $source) {
975	or die $@ ? "$path: $@\n"	896	my $msg = $@ ? "$path: $@\n"
976	: "extension disabled.\n";	897	: "extension disabled.\n";
977		898	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
978	push @exts, $pkg;	899	warn $@;
979	$ext_pkg{$base} = $pkg;	900	warn "mandatory extension failed to load, exiting.\n";
980		901	exit 1;
981	# no strict 'refs';	902	}
982	# @{"$pkg\::ISA"} = ext::;	903	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	# }	904	}
997		905
998	# remove commands	906	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	}	907	}
1023		908
1024	sub load_extensions {	909	sub load_extensions {
1025	for my $ext (<$LIBDIR/*.ext>) {	910	for my $ext (<$LIBDIR/*.ext>) {
1026	next unless -r $ext;	911	next unless -r $ext;
…		…
1030	} or warn "$ext not loaded: $@";	915	} or warn "$ext not loaded: $@";
1031	}	916	}
1032	}	917	}
1033		918
1034	#############################################################################	919	#############################################################################
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		920
1072	=head2 CORE EXTENSIONS	921	=head2 CORE EXTENSIONS
1073		922
1074	Functions and methods that extend core crossfire objects.	923	Functions and methods that extend core crossfire objects.
1075		924
		925	=cut
		926
		927	package cf::player;
		928
		929	use Coro::AIO;
		930
1076	=head3 cf::player	931	=head3 cf::player
1077		932
1078	=over 4	933	=over 4
1079		934
1080	=item cf::player::exists $login	935	=item cf::player::find $login
1081		936
1082	Returns true when the given account exists.	937	Returns the given player object, loading it if necessary (might block).
1083		938
1084	=cut	939	=cut
1085		940
1086	sub cf::player::exists($) {	941	sub playerdir($) {
1087	cf::player::find $_[0]	942	cf::localdir
1088	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	943	. "/"
		944	. cf::playerdir
		945	. "/"
		946	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		947	}
		948
		949	sub path($) {
		950	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		951
		952	(playerdir $login) . "/$login.pl"
		953	}
		954
		955	sub find_active($) {
		956	$cf::PLAYER{$_[0]}
		957	and $cf::PLAYER{$_[0]}->active
		958	and $cf::PLAYER{$_[0]}
		959	}
		960
		961	sub exists($) {
		962	my ($login) = @_;
		963
		964	$cf::PLAYER{$login}
		965	or cf::sync_job { !aio_stat path $login }
		966	}
		967
		968	sub find($) {
		969	return $cf::PLAYER{$_[0]} || do {
		970	my $login = $_[0];
		971
		972	my $guard = cf::lock_acquire "user_find:$login";
		973
		974	$cf::PLAYER{$_[0]} || do {
		975	my $pl = load_pl path $login
		976	or return;
		977	$cf::PLAYER{$login} = $pl
		978	}
		979	}
		980	}
		981
		982	sub save($) {
		983	my ($pl) = @_;
		984
		985	return if $pl->{deny_save};
		986
		987	my $path = path $pl;
		988	my $guard = cf::lock_acquire "user_save:$path";
		989
		990	return if $pl->{deny_save};
		991
		992	aio_mkdir playerdir $pl, 0770;
		993	$pl->{last_save} = $cf::RUNTIME;
		994
		995	$pl->save_pl ($path);
		996	Coro::cede;
		997	}
		998
		999	sub new($) {
		1000	my ($login) = @_;
		1001
		1002	my $self = create;
		1003
		1004	$self->ob->name ($login);
		1005	$self->{deny_save} = 1;
		1006
		1007	$cf::PLAYER{$login} = $self;
		1008
		1009	$self
		1010	}
		1011
		1012	=item $pl->quit_character
		1013
		1014	Nukes the player without looking back. If logged in, the connection will
		1015	be destroyed. May block for a long time.
		1016
		1017	=cut
		1018
		1019	sub quit_character {
		1020	my ($pl) = @_;
		1021
		1022	$pl->{deny_save} = 1;
		1023	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1024
		1025	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1026	$pl->deactivate;
		1027	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1028	$pl->ns->destroy if $pl->ns;
		1029
		1030	my $path = playerdir $pl;
		1031	my $temp = "$path~$cf::RUNTIME~deleting~";
		1032	aio_rename $path, $temp;
		1033	delete $cf::PLAYER{$pl->ob->name};
		1034	$pl->destroy;
		1035	IO::AIO::aio_rmtree $temp;
		1036	}
		1037
		1038	=item cf::player::list_logins
		1039
		1040	Returns am arrayref of all valid playernames in the system, can take a
		1041	while and may block, so not sync_job-capable, ever.
		1042
		1043	=cut
		1044
		1045	sub list_logins {
		1046	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1047	or return [];
		1048
		1049	my @logins;
		1050
		1051	for my $login (@$dirs) {
		1052	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1053	aio_read $fh, 0, 512, my $buf, 0 or next;
		1054	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1055
		1056	utf8::decode $login;
		1057	push @logins, $login;
		1058	}
		1059
		1060	\@logins
		1061	}
		1062
		1063	=item $player->maps
		1064
		1065	Returns an arrayref of map paths that are private for this
		1066	player. May block.
		1067
		1068	=cut
		1069
		1070	sub maps($) {
		1071	my ($pl) = @_;
		1072
		1073	my $files = aio_readdir playerdir $pl
		1074	or return;
		1075
		1076	my @paths;
		1077
		1078	for (@$files) {
		1079	utf8::decode $_;
		1080	next if /\.(?:pl|pst)$/;
		1081	next unless /^$PATH_SEP/o;
		1082
		1083	s/\.map$//;
		1084	push @paths, "~" . $pl->ob->name . "/" . $_;
		1085	}
		1086
		1087	\@paths
1089	}	1088	}
1090		1089
1091	=item $player->ext_reply ($msgid, $msgtype, %msg)	1090	=item $player->ext_reply ($msgid, $msgtype, %msg)
1092		1091
1093	Sends an ext reply to the player.	1092	Sends an ext reply to the player.
1094		1093
1095	=cut	1094	=cut
1096		1095
1097	sub cf::player::ext_reply($$$%) {	1096	sub ext_reply($$$%) {
1098	my ($self, $id, %msg) = @_;	1097	my ($self, $id, %msg) = @_;
1099		1098
1100	$msg{msgid} = $id;	1099	$msg{msgid} = $id;
1101		1100
1102	$self->send ("ext " . to_json \%msg);	1101	$self->send ("ext " . cf::to_json \%msg);
1103	}	1102	}
		1103
		1104	package cf;
1104		1105
1105	=back	1106	=back
1106		1107
1107		1108
1108	=head3 cf::map	1109	=head3 cf::map
…		…
1114	package cf::map;	1115	package cf::map;
1115		1116
1116	use Fcntl;	1117	use Fcntl;
1117	use Coro::AIO;	1118	use Coro::AIO;
1118		1119
		1120	use overload
		1121	'""' => \&as_string,
		1122	fallback => 1;
		1123
1119	our $MAX_RESET = 3600;	1124	our $MAX_RESET = 3600;
1120	our $DEFAULT_RESET = 3000;	1125	our $DEFAULT_RESET = 3000;
1121		1126
1122	sub generate_random_map {	1127	sub generate_random_map {
1123	my ($path, $rmp) = @_;	1128	my ($self, $rmp) = @_;
1124
1125	# mit "rum" bekleckern, nicht	1129	# mit "rum" bekleckern, nicht
1126	cf::map::_create_random_map	1130	$self->_create_random_map (
1127	$path,
1128	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1131	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1129	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1132	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1130	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1133	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1131	$rmp->{exit_on_final_map},	1134	$rmp->{exit_on_final_map},
1132	$rmp->{xsize}, $rmp->{ysize},	1135	$rmp->{xsize}, $rmp->{ysize},
1133	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1136	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1134	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1137	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1135	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1138	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1136	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1139	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1137	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1140	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1138	(cf::region::find $rmp->{region})	1141	(cf::region::find $rmp->{region}), $rmp->{custom}
		1142	)
		1143	}
		1144
		1145	sub register {
		1146	my (undef, $regex) = @_;
		1147	my $pkg = caller;
		1148
		1149	no strict;
		1150	push @{"$pkg\::ISA"}, __PACKAGE__;
		1151
		1152	$EXT_MAP{$pkg} = qr<$regex>;
		1153	}
		1154
		1155	# also paths starting with '/'
		1156	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1157
		1158	sub thawer_merge {
		1159	my ($self, $merge) = @_;
		1160
		1161	# we have to keep some variables in memory intact
		1162	local $self->{path};
		1163	local $self->{load_path};
		1164	local $self->{deny_save};
		1165	local $self->{deny_reset};
		1166
		1167	$self->SUPER::thawer_merge ($merge);
		1168	}
		1169
		1170	sub normalise {
		1171	my ($path, $base) = @_;
		1172
		1173	# map plan:
		1174	#
		1175	# /! non-realised random map exit (special hack!)
		1176	# {... are special paths that are not being touched
		1177	# ?xxx/... are special absolute paths
		1178	# ?random/... random maps
		1179	# /... normal maps
		1180	# ~user/... per-player map of a specific user
		1181
		1182	$path =~ s/$PATH_SEP/\//go;
		1183
		1184	# treat it as relative path if it starts with
		1185	# something that looks reasonable
		1186	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1187	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1188
		1189	$base =~ s{[^/]+/?$}{};
		1190	$path = "$base/$path";
		1191	}
		1192
		1193	for ($path) {
		1194	redo if s{//}{/};
		1195	redo if s{/\.?/}{/};
		1196	redo if s{/[^/]+/\.\./}{/};
		1197	}
		1198
		1199	$path
		1200	}
		1201
		1202	sub new_from_path {
		1203	my (undef, $path, $base) = @_;
		1204
		1205	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1206
		1207	$path = normalise $path, $base;
		1208
		1209	for my $pkg (keys %EXT_MAP) {
		1210	if ($path =~ $EXT_MAP{$pkg}) {
		1211	my $self = bless cf::map::new, $pkg;
		1212	$self->{path} = $path; $self->path ($path);
		1213	$self->init; # pass $1 etc.
		1214	return $self;
		1215	}
		1216	}
		1217
		1218	Carp::carp "unable to resolve path '$path'.";
		1219	()
		1220	}
		1221
		1222	sub init {
		1223	my ($self) = @_;
		1224
		1225	$self
		1226	}
		1227
		1228	sub as_string {
		1229	my ($self) = @_;
		1230
		1231	"$self->{path}"
		1232	}
		1233
		1234	# the displayed name, this is a one way mapping
		1235	sub visible_name {
		1236	&as_string
		1237	}
		1238
		1239	# the original (read-only) location
		1240	sub load_path {
		1241	my ($self) = @_;
		1242
		1243	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1244	}
		1245
		1246	# the temporary/swap location
		1247	sub save_path {
		1248	my ($self) = @_;
		1249
		1250	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1251	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1252	}
		1253
		1254	# the unique path, undef == no special unique path
		1255	sub uniq_path {
		1256	my ($self) = @_;
		1257
		1258	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1259	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1139	}	1260	}
1140		1261
1141	# and all this just because we cannot iterate over	1262	# and all this just because we cannot iterate over
1142	# all maps in C++...	1263	# all maps in C++...
1143	sub change_all_map_light {	1264	sub change_all_map_light {
…		…
1145		1266
1146	$_->change_map_light ($change)	1267	$_->change_map_light ($change)
1147	for grep $_->outdoor, values %cf::MAP;	1268	for grep $_->outdoor, values %cf::MAP;
1148	}	1269	}
1149		1270
		1271	sub unlink_save {
		1272	my ($self) = @_;
		1273
		1274	utf8::encode (my $save = $self->save_path);
		1275	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1276	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1277	}
		1278
1150	sub try_load_header($) {	1279	sub load_header_from($) {
1151	my ($path) = @_;	1280	my ($self, $path) = @_;
1152		1281
1153	utf8::encode $path;	1282	utf8::encode $path;
1154	aio_open $path, O_RDONLY, 0	1283	aio_open $path, O_RDONLY, 0
1155	or return;	1284	or return;
1156		1285
1157	my $map = cf::map::new	1286	$self->_load_header ($path)
1158	or return;	1287	or return;
1159		1288
1160	# for better error messages only, will be overwritten	1289	$self->{load_path} = $path;
1161	$map->path ($path);
1162		1290
1163	$map->load_header ($path)	1291	1
		1292	}
		1293
		1294	sub load_orig {
		1295	my ($self) = @_;
		1296
		1297	$self->load_header_from ($self->load_path)
		1298	}
		1299
		1300	sub load_temp {
		1301	my ($self) = @_;
		1302
		1303	$self->load_header_from ($self->save_path)
		1304	}
		1305
		1306	sub load_header {
		1307	my ($self) = @_;
		1308
		1309	if ($self->load_temp) {
		1310	$self->last_access ((delete $self->{last_access})
		1311	|| $cf::RUNTIME); #d#
		1312	# safety
		1313	$self->{instantiate_time} = $cf::RUNTIME
		1314	if $self->{instantiate_time} > $cf::RUNTIME;
		1315	} else {
		1316	$self->load_orig
1164	or return;	1317	or return;
1165		1318
1166	$map->{load_path} = $path;	1319	$self->{load_original} = 1;
		1320	$self->{instantiate_time} = $cf::RUNTIME;
		1321	$self->last_access ($cf::RUNTIME);
		1322	$self->instantiate;
		1323	}
1167		1324
1168	$map	1325	1
1169	}	1326	}
1170		1327
1171	sub find;	1328	sub find;
1172	sub find {	1329	sub find {
1173	my ($path, $origin) = @_;	1330	my ($path, $origin) = @_;
1174		1331
1175	#warn "find<$path,$origin>\n";#d#
1176
1177	$path = new cf::path $path, $origin && $origin->path;	1332	$path = normalise $path, $origin && $origin->path;
1178	my $key = $path->as_string;
1179		1333
1180	cf::lock_wait "map_find:$key";	1334	cf::lock_wait "map_find:$path";
1181		1335
1182	$cf::MAP{$key} || do {	1336	$cf::MAP{$path} || do {
1183	my $guard = cf::lock_acquire "map_find:$key";	1337	my $guard = cf::lock_acquire "map_find:$path";
1184		1338	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;	1339	or return;
1204		1340
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;	1341	$map->{last_save} = $cf::RUNTIME;
1217		1342
1218	Coro::cede;	1343	$map->load_header
		1344	or return;
1219		1345
1220	if ($map->should_reset) {	1346	if ($map->should_reset) {
		1347	# doing this can freeze the server in a sync job, obviously
		1348	#$cf::WAIT_FOR_TICK->wait;
1221	$map->reset;	1349	$map->reset;
1222	undef $guard;	1350	undef $guard;
1223	$map = find $path	1351	$map = find $path
1224	or return;	1352	or return;
1225	}	1353	}
1226		1354
1227	$cf::MAP{$key} = $map	1355	$cf::MAP{$path} = $map
1228	}	1356	}
1229	}	1357	}
1230		1358
1231	sub load {	1359	sub load {
1232	my ($self) = @_;	1360	my ($self) = @_;
1233		1361
1234	my $path = $self->{path};	1362	my $path = $self->{path};
1235	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1363	my $guard = cf::lock_acquire "map_load:$path";
1236		1364
1237	return if $self->in_memory != cf::MAP_SWAPPED;	1365	return if $self->in_memory != cf::MAP_SWAPPED;
1238		1366
1239	$self->in_memory (cf::MAP_LOADING);	1367	$self->in_memory (cf::MAP_LOADING);
1240		1368
1241	$self->alloc;	1369	$self->alloc;
1242	$self->load_objects ($self->{load_path}, 1)	1370	$self->_load_objects ($self->{load_path}, 1)
1243	or return;	1371	or return;
1244		1372
1245	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1373	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1246	if delete $self->{load_original};	1374	if delete $self->{load_original};
1247		1375
1248	if (my $uniq = $path->uniq_path) {	1376	if (my $uniq = $self->uniq_path) {
1249	utf8::encode $uniq;	1377	utf8::encode $uniq;
1250	if (aio_open $uniq, O_RDONLY, 0) {	1378	if (aio_open $uniq, O_RDONLY, 0) {
1251	$self->clear_unique_items;	1379	$self->clear_unique_items;
1252	$self->load_objects ($uniq, 0);	1380	$self->_load_objects ($uniq, 0);
1253	}	1381	}
1254	}	1382	}
1255		1383
1256	Coro::cede;	1384	Coro::cede;
1257		1385
1258	# now do the right thing for maps	1386	# now do the right thing for maps
1259	$self->link_multipart_objects;	1387	$self->link_multipart_objects;
1260		1388
1261	if ($self->{path}->is_style_map) {	1389	unless ($self->{deny_activate}) {
1262	$self->{deny_save} = 1;	1390	$self->decay_objects;
1263	$self->{deny_reset} = 1;
1264	} else {
1265	$self->fix_auto_apply;	1391	$self->fix_auto_apply;
1266	$self->decay_objects;
1267	$self->update_buttons;	1392	$self->update_buttons;
		1393	Coro::cede;
1268	$self->set_darkness_map;	1394	$self->set_darkness_map;
1269	$self->difficulty ($self->estimate_difficulty)	1395	$self->difficulty ($self->estimate_difficulty)
1270	unless $self->difficulty;	1396	unless $self->difficulty;
		1397	Coro::cede;
1271	$self->activate;	1398	$self->activate;
1272	}	1399	}
1273		1400
1274	Coro::cede;
1275
1276	$self->in_memory (cf::MAP_IN_MEMORY);	1401	$self->in_memory (cf::MAP_IN_MEMORY);
		1402	}
		1403
		1404	sub customise_for {
		1405	my ($self, $ob) = @_;
		1406
		1407	return find "~" . $ob->name . "/" . $self->{path}
		1408	if $self->per_player;
		1409
		1410	$self
		1411	}
		1412
		1413	# find and load all maps in the 3x3 area around a map
		1414	sub load_diag {
		1415	my ($map) = @_;
		1416
		1417	my @diag; # diagonal neighbours
		1418
		1419	for (0 .. 3) {
		1420	my $neigh = $map->tile_path ($_)
		1421	or next;
		1422	$neigh = find $neigh, $map
		1423	or next;
		1424	$neigh->load;
		1425
		1426	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1427	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1428	}
		1429
		1430	for (@diag) {
		1431	my $neigh = find @$_
		1432	or next;
		1433	$neigh->load;
		1434	}
1277	}	1435	}
1278		1436
1279	sub find_sync {	1437	sub find_sync {
1280	my ($path, $origin) = @_;	1438	my ($path, $origin) = @_;
1281		1439
1282	cf::sync_job { cf::map::find $path, $origin }	1440	cf::sync_job { find $path, $origin }
1283	}	1441	}
1284		1442
1285	sub do_load_sync {	1443	sub do_load_sync {
1286	my ($map) = @_;	1444	my ($map) = @_;
1287		1445
1288	cf::sync_job { $map->load };	1446	cf::sync_job { $map->load };
1289	}	1447	}
1290		1448
		1449	our %MAP_PREFETCH;
		1450	our $MAP_PREFETCHER = undef;
		1451
		1452	sub find_async {
		1453	my ($path, $origin) = @_;
		1454
		1455	$path = normalise $path, $origin && $origin->{path};
		1456
		1457	if (my $map = $cf::MAP{$path}) {
		1458	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1459	}
		1460
		1461	undef $MAP_PREFETCH{$path};
		1462	$MAP_PREFETCHER ||= cf::async {
		1463	while (%MAP_PREFETCH) {
		1464	for my $path (keys %MAP_PREFETCH) {
		1465	my $map = find $path
		1466	or next;
		1467	$map->load;
		1468
		1469	delete $MAP_PREFETCH{$path};
		1470	}
		1471	}
		1472	undef $MAP_PREFETCHER;
		1473	};
		1474
		1475	()
		1476	}
		1477
1291	sub save {	1478	sub save {
1292	my ($self) = @_;	1479	my ($self) = @_;
1293		1480
1294	my $lock = cf::lock_acquire "map_data:" . $self->path;	1481	my $lock = cf::lock_acquire "map_data:" . $self->path;
1295		1482
1296	$self->{last_save} = $cf::RUNTIME;	1483	$self->{last_save} = $cf::RUNTIME;
1297		1484
1298	return unless $self->dirty;	1485	return unless $self->dirty;
1299		1486
1300	my $save = $self->{path}->save_path; utf8::encode $save;	1487	my $save = $self->save_path; utf8::encode $save;
1301	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1488	my $uniq = $self->uniq_path; utf8::encode $uniq;
1302		1489
1303	$self->{load_path} = $save;	1490	$self->{load_path} = $save;
1304		1491
1305	return if $self->{deny_save};	1492	return if $self->{deny_save};
1306		1493
1307	local $self->{last_access} = $self->last_access;#d#	1494	local $self->{last_access} = $self->last_access;#d#
1308		1495
		1496	cf::async {
		1497	$_->contr->save for $self->players;
		1498	};
		1499
1309	if ($uniq) {	1500	if ($uniq) {
1310	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1501	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1311	$self->save_objects ($uniq, cf::IO_UNIQUES);	1502	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1312	} else {	1503	} else {
1313	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1504	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1314	}	1505	}
1315	}	1506	}
1316		1507
1317	sub swap_out {	1508	sub swap_out {
1318	my ($self) = @_;	1509	my ($self) = @_;
…		…
1332		1523
1333	sub reset_at {	1524	sub reset_at {
1334	my ($self) = @_;	1525	my ($self) = @_;
1335		1526
1336	# TODO: safety, remove and allow resettable per-player maps	1527	# TODO: safety, remove and allow resettable per-player maps
1337	return 1e99 if $self->{path}{user_rel};	1528	return 1e99 if $self->isa ("ext::map_per_player");#d#
1338	return 1e99 if $self->{deny_reset};	1529	return 1e99 if $self->{deny_reset};
1339		1530
1340	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1531	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1341	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1532	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1342		1533
…		…
1347	my ($self) = @_;	1538	my ($self) = @_;
1348		1539
1349	$self->reset_at <= $cf::RUNTIME	1540	$self->reset_at <= $cf::RUNTIME
1350	}	1541	}
1351		1542
1352	sub unlink_save {
1353	my ($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	$self->save;
1371	}
1372
1373	sub reset {	1543	sub reset {
1374	my ($self) = @_;	1544	my ($self) = @_;
1375		1545
1376	my $lock = cf::lock_acquire "map_data:" . $self->path;	1546	my $lock = cf::lock_acquire "map_data:$self->{path}";
1377		1547
1378	return if $self->players;	1548	return if $self->players;
1379	return if $self->{path}{user_rel};#d#	1549	return if $self->isa ("ext::map_per_player");#d#
1380		1550
1381	warn "resetting map ", $self->path;#d#	1551	warn "resetting map ", $self->path;#d#
1382		1552
1383	delete $cf::MAP{$self->path};	1553	delete $cf::MAP{$self->path};
		1554
		1555	$self->in_memory (cf::MAP_SWAPPED);
		1556	$self->clear;
1384		1557
1385	$_->clear_links_to ($self) for values %cf::MAP;	1558	$_->clear_links_to ($self) for values %cf::MAP;
1386		1559
1387	$self->unlink_save;	1560	$self->unlink_save;
1388	$self->destroy;	1561	$self->destroy;
…		…
1391	my $nuke_counter = "aaaa";	1564	my $nuke_counter = "aaaa";
1392		1565
1393	sub nuke {	1566	sub nuke {
1394	my ($self) = @_;	1567	my ($self) = @_;
1395		1568
		1569	delete $cf::MAP{$self->path};
		1570
		1571	$self->unlink_save;
		1572
		1573	bless $self, "cf::map";
		1574	delete $self->{deny_reset};
1396	$self->{deny_save} = 1;	1575	$self->{deny_save} = 1;
1397	$self->reset_timeout (1);	1576	$self->reset_timeout (1);
1398	$self->rename ("{nuke}/" . ($nuke_counter++));	1577	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1578
		1579	$cf::MAP{$self->path} = $self;
		1580
1399	$self->reset; # polite request, might not happen	1581	$self->reset; # polite request, might not happen
1400	}	1582	}
1401		1583
1402	sub customise_for {	1584	=item cf::map::unique_maps
1403	my ($map, $ob) = @_;
1404		1585
1405	if ($map->per_player) {	1586	Returns an arrayref of paths of all shared maps that have
1406	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1587	instantiated unique items. May block.
1407	}
1408		1588
1409	$map	1589	=cut
1410	}
1411		1590
1412	sub emergency_save {	1591	sub unique_maps() {
1413	my $freeze_guard = cf::freeze_mainloop;	1592	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1593	or return;
1414		1594
1415	warn "enter emergency map save\n";	1595	my @paths;
1416		1596
1417	cf::sync_job {	1597	for (@$files) {
1418	warn "begin emergency map save\n";	1598	utf8::decode $_;
1419	$_->save for values %cf::MAP;	1599	next if /\.pst$/;
		1600	next unless /^$PATH_SEP/o;
		1601
		1602	s/\.map$//;
		1603	push @paths, $_;
1420	};	1604	}
1421		1605
1422	warn "end emergency map save\n";	1606	\@paths
1423	}	1607	}
1424		1608
1425	package cf;	1609	package cf;
1426		1610
1427	=back	1611	=back
1428		1612
		1613	=head3 cf::object
		1614
		1615	=cut
		1616
		1617	package cf::object;
		1618
		1619	=over 4
		1620
		1621	=item $ob->inv_recursive
		1622
		1623	Returns the inventory of the object _and_ their inventories, recursively.
		1624
		1625	=cut
		1626
		1627	sub inv_recursive_;
		1628	sub inv_recursive_ {
		1629	map { $_, inv_recursive_ $_->inv } @_
		1630	}
		1631
		1632	sub inv_recursive {
		1633	inv_recursive_ inv $_[0]
		1634	}
		1635
		1636	package cf;
		1637
		1638	=back
1429		1639
1430	=head3 cf::object::player	1640	=head3 cf::object::player
1431		1641
1432	=over 4	1642	=over 4
1433		1643
…		…
1473		1683
1474	=item $player_object->enter_link	1684	=item $player_object->enter_link
1475		1685
1476	Freezes the player and moves him/her to a special map (C<{link}>).	1686	Freezes the player and moves him/her to a special map (C<{link}>).
1477		1687
1478	The player should be reaosnably safe there for short amounts of time. You	1688	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.	1689	I<MUST> call C<leave_link> as soon as possible, though.
1480		1690
		1691	Will never block.
		1692
1481	=item $player_object->leave_link ($map, $x, $y)	1693	=item $player_object->leave_link ($map, $x, $y)
1482		1694
1483	Moves the player out of the specila link map onto the given map. If the	1695	Moves the player out of the special C<{link}> map onto the specified
1484	map is not valid (or omitted), the player will be moved back to the	1696	map. If the map is not valid (or omitted), the player will be moved back
1485	location he/she was before the call to C<enter_link>, or, if that fails,	1697	to the location he/she was before the call to C<enter_link>, or, if that
1486	to the emergency map position.	1698	fails, to the emergency map position.
1487		1699
1488	Might block.	1700	Might block.
1489		1701
1490	=cut	1702	=cut
		1703
		1704	sub link_map {
		1705	unless ($LINK_MAP) {
		1706	$LINK_MAP = cf::map::find "{link}"
		1707	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1708	$LINK_MAP->load;
		1709	}
		1710
		1711	$LINK_MAP
		1712	}
1491		1713
1492	sub cf::object::player::enter_link {	1714	sub cf::object::player::enter_link {
1493	my ($self) = @_;	1715	my ($self) = @_;
1494		1716
1495	$self->deactivate_recursive;	1717	$self->deactivate_recursive;
1496		1718
1497	return if $self->map == $LINK_MAP;	1719	return if UNIVERSAL::isa $self->map, "ext::map_link";
1498		1720
1499	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1721	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1500	if $self->map;	1722	if $self->map;
1501		1723
1502	$self->enter_map ($LINK_MAP, 20, 20);	1724	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1503	}	1725	}
1504		1726
1505	sub cf::object::player::leave_link {	1727	sub cf::object::player::leave_link {
1506	my ($self, $map, $x, $y) = @_;	1728	my ($self, $map, $x, $y) = @_;
1507		1729
…		…
1525	# use -1 or undef as default coordinates, not 0, 0	1747	# use -1 or undef as default coordinates, not 0, 0
1526	($x, $y) = ($map->enter_x, $map->enter_y)	1748	($x, $y) = ($map->enter_x, $map->enter_y)
1527	if $x <=0 && $y <= 0;	1749	if $x <=0 && $y <= 0;
1528		1750
1529	$map->load;	1751	$map->load;
		1752	$map->load_diag;
1530		1753
		1754	return unless $self->contr->active;
1531	$self->activate_recursive;	1755	$self->activate_recursive;
1532	$self->enter_map ($map, $x, $y);	1756	$self->enter_map ($map, $x, $y);
1533	}	1757	}
1534		1758
1535	cf::player->attach (	1759	cf::player->attach (
…		…
1547	my ($pl) = @_;	1771	my ($pl) = @_;
1548		1772
1549	# try to abort aborted map switching on player login :)	1773	# try to abort aborted map switching on player login :)
1550	# should happen only on crashes	1774	# should happen only on crashes
1551	if ($pl->ob->{_link_pos}) {	1775	if ($pl->ob->{_link_pos}) {
1552
1553	$pl->ob->enter_link;	1776	$pl->ob->enter_link;
1554	(async {	1777	(async {
1555	# we need this sleep as the login has a concurrent enter_exit running	1778	# 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	1779	# and this sleep increases chances of the player not ending up in scorn
1557	$pl->ob->reply (undef,	1780	$pl->ob->reply (undef,
…		…
1573	my ($self, $path, $x, $y) = @_;	1796	my ($self, $path, $x, $y) = @_;
1574		1797
1575	$self->enter_link;	1798	$self->enter_link;
1576		1799
1577	(async {	1800	(async {
1578	$path = new cf::path $path;
1579
1580	my $map = cf::map::find $path->as_string;	1801	my $map = cf::map::find $path;
1581	$map = $map->customise_for ($self) if $map;	1802	$map = $map->customise_for ($self) if $map;
1582		1803
1583	# warn "entering ", $map->path, " at ($x, $y)\n"	1804	# warn "entering ", $map->path, " at ($x, $y)\n"
1584	# if $map;	1805	# if $map;
1585		1806
1586	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1807	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1587		1808
1588	$self->leave_link ($map, $x, $y);	1809	$self->leave_link ($map, $x, $y);
1589	})->prio (1);	1810	})->prio (1);
1590	}	1811	}
1591		1812
…		…
1595		1816
1596	sub parse_random_map_params {	1817	sub parse_random_map_params {
1597	my ($spec) = @_;	1818	my ($spec) = @_;
1598		1819
1599	my $rmp = { # defaults	1820	my $rmp = { # defaults
1600	xsize => 10,	1821	xsize => (cf::rndm 15, 40),
1601	ysize => 10,	1822	ysize => (cf::rndm 15, 40),
		1823	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1824	#layout => string,
1602	};	1825	};
1603		1826
1604	for (split /\n/, $spec) {	1827	for (split /\n/, $spec) {
1605	my ($k, $v) = split /\s+/, $_, 2;	1828	my ($k, $v) = split /\s+/, $_, 2;
1606		1829
…		…
1610	$rmp	1833	$rmp
1611	}	1834	}
1612		1835
1613	sub prepare_random_map {	1836	sub prepare_random_map {
1614	my ($exit) = @_;	1837	my ($exit) = @_;
		1838
		1839	my $guard = cf::lock_acquire "exit_prepare:$exit";
1615		1840
1616	# all this does is basically replace the /! path by	1841	# all this does is basically replace the /! path by
1617	# a new random map path (?random/...) with a seed	1842	# a new random map path (?random/...) with a seed
1618	# that depends on the exit object	1843	# that depends on the exit object
1619		1844
…		…
1628		1853
1629	$rmp->{random_seed} ||= $exit->random_seed;	1854	$rmp->{random_seed} ||= $exit->random_seed;
1630		1855
1631	my $data = cf::to_json $rmp;	1856	my $data = cf::to_json $rmp;
1632	my $md5 = Digest::MD5::md5_hex $data;	1857	my $md5 = Digest::MD5::md5_hex $data;
		1858	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1633		1859
1634	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1860	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1635	aio_write $fh, 0, (length $data), $data, 0;	1861	aio_write $fh, 0, (length $data), $data, 0;
		1862	undef $fh;
		1863	aio_rename "$meta~", $meta;
1636		1864
1637	$exit->slaying ("?random/$md5");	1865	$exit->slaying ("?random/$md5");
1638	$exit->msg (undef);	1866	$exit->msg (undef);
1639	}	1867	}
1640	}	1868	}
…		…
1650	$self->deactivate_recursive; # just to be sure	1878	$self->deactivate_recursive; # just to be sure
1651	unless (eval {	1879	unless (eval {
1652	prepare_random_map $exit	1880	prepare_random_map $exit
1653	if $exit->slaying eq "/!";	1881	if $exit->slaying eq "/!";
1654		1882
1655	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1883	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1656	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1884	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1657		1885
1658	1;	1886	1;
1659	}) {	1887	}) {
1660	$self->message ("Something went wrong deep within the crossfire server. "	1888	$self->message ("Something went wrong deep within the crossfire server. "
1661	. "I'll try to bring you back to the map you were before. "	1889	. "I'll try to bring you back to the map you were before. "
1662	. "Please report this to the dungeon master",	1890	. "Please report this to the dungeon master!",
1663	cf::NDI_UNIQUE | cf::NDI_RED);	1891	cf::NDI_UNIQUE | cf::NDI_RED);
1664		1892
1665	warn "ERROR in enter_exit: $@";	1893	warn "ERROR in enter_exit: $@";
1666	$self->leave_link;	1894	$self->leave_link;
1667	}	1895	}
…		…
1950	sub db_sync() {	2178	sub db_sync() {
1951	db_save if $dirty;	2179	db_save if $dirty;
1952	undef $dirty;	2180	undef $dirty;
1953	}	2181	}
1954		2182
1955	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2183	my $idle = Event->idle (min => 10, max => 20, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
1956	db_sync;	2184	db_sync;
1957	});	2185	});
1958		2186
1959	sub db_dirty() {	2187	sub db_dirty() {
1960	$dirty = 1;	2188	$dirty = 1;
…		…
1999	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2227	$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};	2228	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2001		2229
2002	if (exists $CFG{mlockall}) {	2230	if (exists $CFG{mlockall}) {
2003	eval {	2231	eval {
2004	$CFG{mlockall} ? &mlockall : &munlockall	2232	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2005	and die "WARNING: m(un)lockall failed: $!\n";	2233	and die "WARNING: m(un)lockall failed: $!\n";
2006	};	2234	};
2007	warn $@ if $@;	2235	warn $@ if $@;
2008	}	2236	}
2009	}	2237	}
2010		2238
2011	sub main {	2239	sub main {
2012	# we must not ever block the main coroutine	2240	# we must not ever block the main coroutine
2013	local $Coro::idle = sub {	2241	local $Coro::idle = sub {
2014	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2242	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2243	(async {
2015	async { Event::one_event };	2244	Event::one_event;
		2245	})->prio (Coro::PRIO_MAX);
2016	};	2246	};
2017		2247
2018	cfg_load;	2248	cfg_load;
2019	db_load;	2249	db_load;
2020	load_extensions;	2250	load_extensions;
		2251
		2252	$TICK_WATCHER->start;
2021	Event::loop;	2253	Event::loop;
2022	}	2254	}
2023		2255
2024	#############################################################################	2256	#############################################################################
2025	# initialisation	2257	# initialisation and cleanup
		2258
		2259	# install some emergency cleanup handlers
		2260	BEGIN {
		2261	for my $signal (qw(INT HUP TERM)) {
		2262	Event->signal (
		2263	data => WF_AUTOCANCEL,
		2264	signal => $signal,
		2265	cb => sub {
		2266	cf::cleanup "SIG$signal";
		2267	},
		2268	);
		2269	}
		2270	}
		2271
		2272	sub emergency_save() {
		2273	my $freeze_guard = cf::freeze_mainloop;
		2274
		2275	warn "enter emergency perl save\n";
		2276
		2277	cf::sync_job {
		2278	# use a peculiar iteration method to avoid tripping on perl
		2279	# refcount bugs in for. also avoids problems with players
		2280	# and maps saved/destroyed asynchronously.
		2281	warn "begin emergency player save\n";
		2282	for my $login (keys %cf::PLAYER) {
		2283	my $pl = $cf::PLAYER{$login} or next;
		2284	$pl->valid or next;
		2285	$pl->save;
		2286	}
		2287	warn "end emergency player save\n";
		2288
		2289	warn "begin emergency map save\n";
		2290	for my $path (keys %cf::MAP) {
		2291	my $map = $cf::MAP{$path} or next;
		2292	$map->valid or next;
		2293	$map->save;
		2294	}
		2295	warn "end emergency map save\n";
		2296	};
		2297
		2298	warn "leave emergency perl save\n";
		2299	}
2026		2300
2027	sub reload() {	2301	sub reload() {
2028	# can/must only be called in main	2302	# can/must only be called in main
2029	if ($Coro::current != $Coro::main) {	2303	if ($Coro::current != $Coro::main) {
2030	warn "can only reload from main coroutine\n";	2304	warn "can only reload from main coroutine";
2031	return;	2305	return;
2032	}	2306	}
2033		2307
2034	warn "reloading...";	2308	warn "reloading...";
2035		2309
2036	my $guard = freeze_mainloop;	2310	warn "cancelling server ticker";
		2311	$TICK_WATCHER->cancel;
		2312
2037	cf::emergency_save;	2313	cf::emergency_save;
2038		2314
2039	eval {	2315	eval {
2040	# if anything goes wrong in here, we should simply crash as we already saved	2316	# if anything goes wrong in here, we should simply crash as we already saved
2041		2317
2042	# cancel all watchers	2318	warn "syncing database to disk";
		2319	cf::db_sync;
		2320
		2321	warn "cancelling all WF_AUTOCANCEL watchers";
2043	for (Event::all_watchers) {	2322	for (Event::all_watchers) {
2044	$_->cancel if $_->data & WF_AUTOCANCEL;	2323	$_->cancel if $_->data & WF_AUTOCANCEL;
2045	}	2324	}
2046		2325
		2326	warn "flushing outstanding aio requests";
		2327	for (;;) {
		2328	IO::AIO::flush;
		2329	Coro::cede;
		2330	last unless IO::AIO::nreqs;
		2331	warn "iterate...";
		2332	}
		2333
2047	# cancel all extension coros	2334	warn "cancelling all extension coros";
2048	$_->cancel for values %EXT_CORO;	2335	$_->cancel for values %EXT_CORO;
2049	%EXT_CORO = ();	2336	%EXT_CORO = ();
2050		2337
2051	# unload all extensions	2338	warn "removing commands";
2052	for (@exts) {	2339	%COMMAND = ();
		2340
		2341	warn "removing ext commands";
		2342	%EXTCMD = ();
		2343
		2344	warn "unloading/nuking all extensions";
		2345	for my $pkg (@EXTS) {
2053	warn "unloading <$_>";	2346	warn "... unloading $pkg";
2054	unload_extension $_;	2347
		2348	if (my $cb = $pkg->can ("unload")) {
		2349	eval {
		2350	$cb->($pkg);
		2351	1
		2352	} or warn "$pkg unloaded, but with errors: $@";
2055	}	2353	}
2056		2354
		2355	warn "... nuking $pkg";
		2356	Symbol::delete_package $pkg;
		2357	}
		2358
2057	# unload all modules loaded from $LIBDIR	2359	warn "unloading all perl modules loaded from $LIBDIR";
2058	while (my ($k, $v) = each %INC) {	2360	while (my ($k, $v) = each %INC) {
2059	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2361	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2060		2362
2061	warn "removing <$k>";	2363	warn "... unloading $k";
2062	delete $INC{$k};	2364	delete $INC{$k};
2063		2365
2064	$k =~ s/\.pm$//;	2366	$k =~ s/\.pm$//;
2065	$k =~ s/\//::/g;	2367	$k =~ s/\//::/g;
2066		2368
…		…
2069	}	2371	}
2070		2372
2071	Symbol::delete_package $k;	2373	Symbol::delete_package $k;
2072	}	2374	}
2073		2375
2074	# sync database to disk
2075	cf::db_sync;
2076	IO::AIO::flush;
2077
2078	# get rid of safe::, as good as possible	2376	warn "getting rid of safe::, as good as possible";
2079	Symbol::delete_package "safe::$_"	2377	Symbol::delete_package "safe::$_"
2080	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2378	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2081		2379
2082	# remove register_script_function callbacks
2083	# TODO
2084
2085	# unload cf.pm "a bit"	2380	warn "unloading cf.pm \"a bit\"";
2086	delete $INC{"cf.pm"};	2381	delete $INC{"cf.pm"};
2087		2382
2088	# don't, removes xs symbols, too,	2383	# don't, removes xs symbols, too,
2089	# and global variables created in xs	2384	# and global variables created in xs
2090	#Symbol::delete_package __PACKAGE__;	2385	#Symbol::delete_package __PACKAGE__;
2091		2386
2092	# reload cf.pm	2387	warn "unload completed, starting to reload now";
		2388
2093	warn "reloading cf.pm";	2389	warn "reloading cf.pm";
2094	require cf;	2390	require cf;
2095	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2096		2392
2097	# load config and database again	2393	warn "loading config and database again";
2098	cf::cfg_load;	2394	cf::cfg_load;
2099	cf::db_load;	2395	cf::db_load;
2100		2396
2101	# load extensions
2102	warn "load extensions";	2397	warn "loading extensions";
2103	cf::load_extensions;	2398	cf::load_extensions;
2104		2399
2105	# reattach attachments to objects	2400	warn "reattaching attachments to objects/players";
2106	warn "reattach";
2107	_global_reattach;	2401	_global_reattach;
		2402	warn "reattaching attachments to maps";
		2403	reattach $_ for values %MAP;
		2404
		2405	warn "restarting server ticker";
		2406
		2407	$TICK_WATCHER->start;
2108	};	2408	};
2109		2409
2110	if ($@) {	2410	if ($@) {
2111	warn $@;	2411	warn $@;
2112	warn "error while reloading, exiting.";	2412	warn "error while reloading, exiting.";
2113	exit 1;	2413	exit 1;
2114	}	2414	}
2115		2415
2116	warn "reloaded successfully";	2416	warn "reloaded";
2117	};	2417	};
2118		2418
2119	#############################################################################	2419	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 => 2,
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} = $LINK_MAP;
2160	}
2161
2162	register "<global>", __PACKAGE__;
2163		2420
2164	register_command "reload" => sub {	2421	register_command "reload" => sub {
2165	my ($who, $arg) = @_;	2422	my ($who, $arg) = @_;
2166		2423
2167	if ($who->flag (FLAG_WIZ)) {	2424	if ($who->flag (FLAG_WIZ)) {
2168	$who->message ("start of reload.");	2425	$who->message ("reloading server.");
		2426
		2427	# doing reload synchronously and two reloads happen back-to-back,
		2428	# coro crashes during coro_state_free->destroy here.
		2429
		2430	$RELOAD_WATCHER ||= Event->timer (after => 0, data => WF_AUTOCANCEL, cb => sub {
2169	reload;	2431	reload;
2170	$who->message ("end of reload.");	2432	undef $RELOAD_WATCHER;
		2433	});
2171	}	2434	}
2172	};	2435	};
2173		2436
2174	unshift @INC, $LIBDIR;	2437	unshift @INC, $LIBDIR;
		2438
		2439	my $bug_warning = 0;
2175		2440
2176	$TICK_WATCHER = Event->timer (	2441	$TICK_WATCHER = Event->timer (
2177	reentrant => 0,	2442	reentrant => 0,
		2443	parked => 1,
2178	prio => 0,	2444	prio => 0,
2179	at => $NEXT_TICK || $TICK,	2445	at => $NEXT_TICK || $TICK,
2180	data => WF_AUTOCANCEL,	2446	data => WF_AUTOCANCEL,
2181	cb => sub {	2447	cb => sub {
		2448	if ($Coro::current != $Coro::main) {
		2449	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2450	unless ++$bug_warning > 10;
		2451	return;
		2452	}
		2453
		2454	$NOW = Event::time;
		2455
2182	cf::server_tick; # one server iteration	2456	cf::server_tick; # one server iteration
2183	$RUNTIME += $TICK;	2457	$RUNTIME += $TICK;
2184	$NEXT_TICK += $TICK;	2458	$NEXT_TICK += $TICK;
		2459
		2460	$WAIT_FOR_TICK->broadcast;
		2461	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2185		2462
2186	# if we are delayed by four ticks or more, skip them all	2463	# if we are delayed by four ticks or more, skip them all
2187	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2464	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2188		2465
2189	$TICK_WATCHER->at ($NEXT_TICK);	2466	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2191	},	2468	},
2192	);	2469	);
2193		2470
2194	IO::AIO::max_poll_time $TICK * 0.2;	2471	IO::AIO::max_poll_time $TICK * 0.2;
2195		2472
2196	Event->io (	2473	$AIO_POLL_WATCHER = Event->io (
2197	fd => IO::AIO::poll_fileno,	2474	fd => IO::AIO::poll_fileno,
2198	poll => 'r',	2475	poll => 'r',
2199	prio => 5,	2476	prio => 5,
2200	data => WF_AUTOCANCEL,	2477	data => WF_AUTOCANCEL,
2201	cb => \&IO::AIO::poll_cb,	2478	cb => \&IO::AIO::poll_cb,
2202	);	2479	);
2203		2480
2204	Event->timer (	2481	$WRITE_RUNTIME_WATCHER = Event->timer (
2205	data => WF_AUTOCANCEL,	2482	data => WF_AUTOCANCEL,
2206	after => 0,	2483	after => 1,
2207	interval => 10,	2484	interval => 10,
2208	cb => sub {	2485	prio => 6, # keep it lowest so it acts like a watchdog
2209	(Coro::unblock_sub {	2486	cb => Coro::unblock_sub {
2210	write_runtime	2487	write_runtime
2211	or warn "ERROR: unable to write runtime file: $!";	2488	or warn "ERROR: unable to write runtime file: $!";
2212	})->();
2213	},	2489	},
2214	);	2490	);
2215		2491
2216	END { cf::emergency_save }	2492	END { cf::emergency_save }
2217		2493

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines