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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.137 by root, Fri Jan 5 10:23:05 2007 UTC vs.
Revision 1.184 by root, Fri Jan 19 22:47:57 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 (2); # 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
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34		35
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
…		…
221	# wake up all waiters, to be on the safe side	256	# wake up all waiters, to be on the safe side
222	$_->ready for @{ delete $LOCK{$key} };	257	$_->ready for @{ delete $LOCK{$key} };
223	}	258	}
224	}	259	}
225		260
226	=item cf::async { BLOCK }
227
228	Like C<Coro::async>, but runs the given BLOCK in an eval and only logs the
229	error instead of exiting the server in case of a problem.
230
231	=cut
232
233	sub async(&) {
234	my ($cb) = @_;
235
236	Coro::async {
237	eval { $cb->() };
238	warn $@ if $@;
239	}
240	}
241
242	sub freeze_mainloop {	261	sub freeze_mainloop {
243	return unless $TICK_WATCHER->is_active;	262	return unless $TICK_WATCHER->is_active;
244		263
245	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;
246	$TICK_WATCHER->stop;	269	$TICK_WATCHER->stop;
247	$guard	270	$guard
248	}	271	}
		272
		273	=item cf::async { BLOCK }
		274
		275	Currently the same as Coro::async_pool, meaning you cannot use
		276	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		277	thing you are allowed to do is call C<prio> on it.
		278
		279	=cut
		280
		281	BEGIN { *async = \&Coro::async_pool }
249		282
250	=item cf::sync_job { BLOCK }	283	=item cf::sync_job { BLOCK }
251		284
252	The design of crossfire+ requires that the main coro ($Coro::main) is	285	The design of crossfire+ requires that the main coro ($Coro::main) is
253	always able to handle events or runnable, as crossfire+ is only partly	286	always able to handle events or runnable, as crossfire+ is only partly
…		…
272	my $freeze_guard = freeze_mainloop;	305	my $freeze_guard = freeze_mainloop;
273		306
274	my $busy = 1;	307	my $busy = 1;
275	my @res;	308	my @res;
276		309
277	(Coro::async {	310	(async {
278	@res = eval { $job->() };	311	@res = eval { $job->() };
279	warn $@ if $@;	312	warn $@ if $@;
280	undef $busy;	313	undef $busy;
281	})->prio (Coro::PRIO_MAX);	314	})->prio (Coro::PRIO_MAX);
282		315
283	while ($busy) {	316	while ($busy) {
284	Coro::cede_notself;	317	Coro::cede or Event::one_event;
285	Event::one_event unless Coro::nready;
286	}	318	}
287		319
288	wantarray ? @res : $res[0]	320	wantarray ? @res : $res[0]
289	} else {	321	} else {
290	# we are in another coroutine, how wonderful, everything just works	322	# we are in another coroutine, how wonderful, everything just works
291		323
292	$job->()	324	$job->()
293	}	325	}
294	}	326	}
295		327
296	=item $coro = cf::coro { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
297		329
298	Creates and returns a new coro. This coro is automcatially being canceled	330	Like async, but this coro is automatically being canceled when the
299	when the extension calling this is being unloaded.	331	extension calling this is being unloaded.
300		332
301	=cut	333	=cut
302		334
303	sub coro(&) {	335	sub async_ext(&) {
304	my $cb = shift;	336	my $cb = shift;
305		337
306	my $coro = &cf::async ($cb);	338	my $coro = &Coro::async ($cb);
307		339
308	$coro->on_destroy (sub {	340	$coro->on_destroy (sub {
309	delete $EXT_CORO{$coro+0};	341	delete $EXT_CORO{$coro+0};
310	});	342	});
311	$EXT_CORO{$coro+0} = $coro;	343	$EXT_CORO{$coro+0} = $coro;
…		…
336	}	368	}
337		369
338	=back	370	=back
339		371
340	=cut	372	=cut
341
342	#############################################################################
343
344	package cf::path;
345
346	sub new {
347	my ($class, $path, $base) = @_;
348
349	$path = $path->as_string if ref $path;
350
351	my $self = bless { }, $class;
352
353	# {... are special paths that are not touched
354	# ?xxx/... are special absolute paths
355	# ?random/... random maps
356	# /! non-realised random map exit
357	# /... normal maps
358	# ~/... per-player maps without a specific player (DO NOT USE)
359	# ~user/... per-player map of a specific user
360
361	if ($path =~ /^{/) {
362	# fine as it is
363	} elsif ($path =~ s{^\?random/}{}) {
364	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
365	$self->{random} = cf::from_json $data;
366	} else {
367	if ($path =~ s{^~([^/]+)?}{}) {
368	$self->{user_rel} = 1;
369
370	if (defined $1) {
371	$self->{user} = $1;
372	} elsif ($base =~ m{^~([^/]+)/}) {
373	$self->{user} = $1;
374	} else {
375	warn "cannot resolve user-relative path without user <$path,$base>\n";
376	}
377	} elsif ($path =~ /^\//) {
378	# already absolute
379	} else {
380	$base =~ s{[^/]+/?$}{};
381	return $class->new ("$base/$path");
382	}
383
384	for ($path) {
385	redo if s{/\.?/}{/};
386	redo if s{/[^/]+/\.\./}{/};
387	}
388	}
389
390	$self->{path} = $path;
391
392	$self
393	}
394
395	# the name / primary key / in-game path
396	sub as_string {
397	my ($self) = @_;
398
399	$self->{user_rel} ? "~$self->{user}$self->{path}"
400	: $self->{random} ? "?random/$self->{path}"
401	: $self->{path}
402	}
403
404	# the displayed name, this is a one way mapping
405	sub visible_name {
406	my ($self) = @_;
407
408	# if (my $rmp = $self->{random}) {
409	# # todo: be more intelligent about this
410	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
411	# } else {
412	$self->as_string
413	# }
414	}
415
416	# escape the /'s in the path
417	sub _escaped_path {
418	# ∕ is U+2215
419	(my $path = $_[0]{path}) =~ s/\//∕/g;
420	$path
421	}
422
423	# the original (read-only) location
424	sub load_path {
425	my ($self) = @_;
426
427	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
428	}
429
430	# the temporary/swap location
431	sub save_path {
432	my ($self) = @_;
433
434	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
435	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
436	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
437	}
438
439	# the unique path, might be eq to save_path
440	sub uniq_path {
441	my ($self) = @_;
442
443	$self->{user_rel} || $self->{random}
444	? undef
445	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
446	}
447
448	# return random map parameters, or undef
449	sub random_map_params {
450	my ($self) = @_;
451
452	$self->{random}
453	}
454
455	# this is somewhat ugly, but style maps do need special treatment
456	sub is_style_map {
457	$_[0]{path} =~ m{^/styles/}
458	}
459
460	package cf;
461		373
462	#############################################################################	374	#############################################################################
463		375
464	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
465		377
…		…
591	our @CB_TYPE = (); # registry for type (cf-object class) based events	503	our @CB_TYPE = (); # registry for type (cf-object class) based events
592	our @CB_MAP = ();	504	our @CB_MAP = ();
593		505
594	my %attachment;	506	my %attachment;
595		507
		508	sub cf::attachable::thawer_merge {
		509	# simply override everything except _meta
		510	local $_[0]{_meta};
		511	%{$_[0]} = %{$_[1]};
		512	}
		513
596	sub _attach_cb($$$$) {	514	sub _attach_cb($$$$) {
597	my ($registry, $event, $prio, $cb) = @_;	515	my ($registry, $event, $prio, $cb) = @_;
598		516
599	use sort 'stable';	517	use sort 'stable';
600		518
…		…
771	# object support	689	# object support
772		690
773	sub reattach {	691	sub reattach {
774	# basically do the same as instantiate, without calling instantiate	692	# basically do the same as instantiate, without calling instantiate
775	my ($obj) = @_;	693	my ($obj) = @_;
		694
		695	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
776		696
777	my $registry = $obj->registry;	697	my $registry = $obj->registry;
778		698
779	@$registry = ();	699	@$registry = ();
780		700
…		…
912	=cut	832	=cut
913		833
914	sub register_extcmd {	834	sub register_extcmd {
915	my ($name, $cb) = @_;	835	my ($name, $cb) = @_;
916		836
917	my $caller = caller;
918	#warn "registering extcmd '$name' to '$caller'";
919
920	$EXTCMD{$name} = [$cb, $caller];	837	$EXTCMD{$name} = $cb;
921	}	838	}
922		839
923	cf::player->attach (	840	cf::player->attach (
924	on_command => sub {	841	on_command => sub {
925	my ($pl, $name, $params) = @_;	842	my ($pl, $name, $params) = @_;
…		…
938		855
939	my $msg = eval { from_json $buf };	856	my $msg = eval { from_json $buf };
940		857
941	if (ref $msg) {	858	if (ref $msg) {
942	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	859	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
943	if (my %reply = $cb->[0]->($pl, $msg)) {	860	if (my %reply = $cb->($pl, $msg)) {
944	$pl->ext_reply ($msg->{msgid}, %reply);	861	$pl->ext_reply ($msg->{msgid}, %reply);
945	}	862	}
946	}	863	}
947	} else {	864	} else {
948	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	865	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
950		867
951	cf::override;	868	cf::override;
952	},	869	},
953	);	870	);
954		871
955	sub register {
956	my ($base, $pkg) = @_;
957
958	#TODO
959	}
960
961	sub load_extension {	872	sub load_extension {
962	my ($path) = @_;	873	my ($path) = @_;
963		874
964	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	875	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
965	my $base = $1;	876	my $base = $1;
966	my $pkg = $1;	877	my $pkg = $1;
967	$pkg =~ s/[^[:word:]]/_/g;	878	$pkg =~ s/[^[:word:]]/_/g;
968	$pkg = "ext::$pkg";	879	$pkg = "ext::$pkg";
969		880
970	warn "loading '$path' into '$pkg'\n";	881	warn "... loading '$path' into '$pkg'\n";
971		882
972	open my $fh, "<:utf8", $path	883	open my $fh, "<:utf8", $path
973	or die "$path: $!";	884	or die "$path: $!";
974		885
975	my $source =	886	my $source =
976	"package $pkg; use strict; use utf8;\n"	887	"package $pkg; use strict; use utf8;\n"
977	. "#line 1 \"$path\"\n{\n"	888	. "#line 1 \"$path\"\n{\n"
978	. (do { local $/; <$fh> })	889	. (do { local $/; <$fh> })
979	. "\n};\n1";	890	. "\n};\n1";
980		891
981	eval $source	892	unless (eval $source) {
982	or die $@ ? "$path: $@\n"	893	my $msg = $@ ? "$path: $@\n"
983	: "extension disabled.\n";	894	: "extension disabled.\n";
984		895	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
985	push @exts, $pkg;	896	warn $@;
986	$ext_pkg{$base} = $pkg;	897	warn "mandatory extension failed to load, exiting.\n";
987		898	exit 1;
988	# no strict 'refs';	899	}
989	# @{"$pkg\::ISA"} = ext::;	900	die $@;
990
991	register $base, $pkg;
992	}
993
994	sub unload_extension {
995	my ($pkg) = @_;
996
997	warn "removing extension $pkg\n";
998
999	# remove hooks
1000	#TODO
1001	# for my $idx (0 .. $#PLUGIN_EVENT) {
1002	# delete $hook[$idx]{$pkg};
1003	# }	901	}
1004		902
1005	# remove commands	903	push @EXTS, $pkg;
1006	for my $name (keys %COMMAND) {
1007	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1008
1009	if (@cb) {
1010	$COMMAND{$name} = \@cb;
1011	} else {
1012	delete $COMMAND{$name};
1013	}
1014	}
1015
1016	# remove extcmds
1017	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1018	delete $EXTCMD{$name};
1019	}
1020
1021	if (my $cb = $pkg->can ("unload")) {
1022	eval {
1023	$cb->($pkg);
1024	1
1025	} or warn "$pkg unloaded, but with errors: $@";
1026	}
1027
1028	Symbol::delete_package $pkg;
1029	}	904	}
1030		905
1031	sub load_extensions {	906	sub load_extensions {
1032	for my $ext (<$LIBDIR/*.ext>) {	907	for my $ext (<$LIBDIR/*.ext>) {
1033	next unless -r $ext;	908	next unless -r $ext;
…		…
1037	} or warn "$ext not loaded: $@";	912	} or warn "$ext not loaded: $@";
1038	}	913	}
1039	}	914	}
1040		915
1041	#############################################################################	916	#############################################################################
1042	# load/save/clean perl data associated with a map
1043
1044	*cf::mapsupport::on_clean = sub {
1045	my ($map) = @_;
1046
1047	my $path = $map->tmpname;
1048	defined $path or return;
1049
1050	unlink "$path.pst";
1051	};
1052
1053	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1054
1055	#############################################################################
1056	# load/save perl data associated with player->ob objects
1057
1058	sub all_objects(@) {
1059	@_, map all_objects ($_->inv), @_
1060	}
1061
1062	# TODO: compatibility cruft, remove when no longer needed
1063	cf::player->attach (
1064	on_load => sub {
1065	my ($pl, $path) = @_;
1066
1067	for my $o (all_objects $pl->ob) {
1068	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1069	$o->set_ob_key_value ("_perl_data");
1070
1071	%$o = %{ Storable::thaw pack "H*", $value };
1072	}
1073	}
1074	},
1075	);
1076
1077	#############################################################################
1078		917
1079	=head2 CORE EXTENSIONS	918	=head2 CORE EXTENSIONS
1080		919
1081	Functions and methods that extend core crossfire objects.	920	Functions and methods that extend core crossfire objects.
1082		921
		922	=cut
		923
		924	package cf::player;
		925
		926	use Coro::AIO;
		927
1083	=head3 cf::player	928	=head3 cf::player
1084		929
1085	=over 4	930	=over 4
1086		931
1087	=item cf::player::exists $login	932	=item cf::player::find $login
1088		933
1089	Returns true when the given account exists.	934	Returns the given player object, loading it if necessary (might block).
1090		935
1091	=cut	936	=cut
1092		937
1093	sub cf::player::exists($) {	938	sub playerdir($) {
1094	cf::player::find $_[0]	939	cf::localdir
1095	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
1096	}	1085	}
1097		1086
1098	=item $player->ext_reply ($msgid, $msgtype, %msg)	1087	=item $player->ext_reply ($msgid, $msgtype, %msg)
1099		1088
1100	Sends an ext reply to the player.	1089	Sends an ext reply to the player.
1101		1090
1102	=cut	1091	=cut
1103		1092
1104	sub cf::player::ext_reply($$$%) {	1093	sub ext_reply($$$%) {
1105	my ($self, $id, %msg) = @_;	1094	my ($self, $id, %msg) = @_;
1106		1095
1107	$msg{msgid} = $id;	1096	$msg{msgid} = $id;
1108		1097
1109	$self->send ("ext " . to_json \%msg);	1098	$self->send ("ext " . cf::to_json \%msg);
1110	}	1099	}
		1100
		1101	package cf;
1111		1102
1112	=back	1103	=back
1113		1104
1114		1105
1115	=head3 cf::map	1106	=head3 cf::map
…		…
1121	package cf::map;	1112	package cf::map;
1122		1113
1123	use Fcntl;	1114	use Fcntl;
1124	use Coro::AIO;	1115	use Coro::AIO;
1125		1116
		1117	use overload
		1118	'""' => \&as_string,
		1119	fallback => 1;
		1120
1126	our $MAX_RESET = 3600;	1121	our $MAX_RESET = 3600;
1127	our $DEFAULT_RESET = 3000;	1122	our $DEFAULT_RESET = 3000;
1128		1123
1129	sub generate_random_map {	1124	sub generate_random_map {
1130	my ($path, $rmp) = @_;	1125	my ($self, $rmp) = @_;
1131
1132	# mit "rum" bekleckern, nicht	1126	# mit "rum" bekleckern, nicht
1133	cf::map::_create_random_map	1127	$self->_create_random_map (
1134	$path,
1135	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1128	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1136	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1129	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1137	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1130	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1138	$rmp->{exit_on_final_map},	1131	$rmp->{exit_on_final_map},
1139	$rmp->{xsize}, $rmp->{ysize},	1132	$rmp->{xsize}, $rmp->{ysize},
1140	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1133	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1141	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1134	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1142	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1135	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1143	$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},
1144	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1137	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1145	(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
1146	}	1257	}
1147		1258
1148	# and all this just because we cannot iterate over	1259	# and all this just because we cannot iterate over
1149	# all maps in C++...	1260	# all maps in C++...
1150	sub change_all_map_light {	1261	sub change_all_map_light {
…		…
1152		1263
1153	$_->change_map_light ($change)	1264	$_->change_map_light ($change)
1154	for grep $_->outdoor, values %cf::MAP;	1265	for grep $_->outdoor, values %cf::MAP;
1155	}	1266	}
1156		1267
		1268	sub unlink_save {
		1269	my ($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
1157	sub try_load_header($) {	1276	sub load_header_from($) {
1158	my ($path) = @_;	1277	my ($self, $path) = @_;
1159		1278
1160	utf8::encode $path;	1279	utf8::encode $path;
1161	aio_open $path, O_RDONLY, 0	1280	aio_open $path, O_RDONLY, 0
1162	or return;	1281	or return;
1163		1282
1164	my $map = cf::map::new	1283	$self->_load_header ($path)
1165	or return;	1284	or return;
1166		1285
1167	# for better error messages only, will be overwritten	1286	$self->{load_path} = $path;
1168	$map->path ($path);
1169		1287
1170	$map->load_header ($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
1171	or return;	1314	or return;
1172		1315
1173	$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	}
1174		1321
1175	$map	1322	1
1176	}	1323	}
1177		1324
1178	sub find;	1325	sub find;
1179	sub find {	1326	sub find {
1180	my ($path, $origin) = @_;	1327	my ($path, $origin) = @_;
1181		1328
1182	#warn "find<$path,$origin>\n";#d#
1183
1184	$path = new cf::path $path, $origin && $origin->path;	1329	$path = normalise $path, $origin && $origin->path;
1185	my $key = $path->as_string;
1186		1330
1187	cf::lock_wait "map_find:$key";	1331	cf::lock_wait "map_find:$path";
1188		1332
1189	$cf::MAP{$key} || do {	1333	$cf::MAP{$path} || do {
1190	my $guard = cf::lock_acquire "map_find:$key";	1334	my $guard = cf::lock_acquire "map_find:$path";
1191		1335	my $map = new_from_path cf::map $path
1192	# do it the slow way
1193	my $map = try_load_header $path->save_path;
1194
1195	Coro::cede;
1196
1197	if ($map) {
1198	$map->last_access ((delete $map->{last_access})
1199	|| $cf::RUNTIME); #d#
1200	# safety
1201	$map->{instantiate_time} = $cf::RUNTIME
1202	if $map->{instantiate_time} > $cf::RUNTIME;
1203	} else {
1204	if (my $rmp = $path->random_map_params) {
1205	$map = generate_random_map $key, $rmp;
1206	} else {
1207	$map = try_load_header $path->load_path;
1208	}
1209
1210	$map or return;	1336	or return;
1211		1337
1212	$map->{load_original} = 1;
1213	$map->{instantiate_time} = $cf::RUNTIME;
1214	$map->last_access ($cf::RUNTIME);
1215	$map->instantiate;
1216
1217	# per-player maps become, after loading, normal maps
1218	$map->per_player (0) if $path->{user_rel};
1219	}
1220
1221	$map->path ($key);
1222	$map->{path} = $path;
1223	$map->{last_save} = $cf::RUNTIME;	1338	$map->{last_save} = $cf::RUNTIME;
1224		1339
1225	Coro::cede;	1340	$map->load_header
		1341	or return;
1226		1342
1227	if ($map->should_reset) {	1343	if ($map->should_reset) {
		1344	$cf::WAIT_FOR_TICK->wait;
1228	$map->reset;	1345	$map->reset;
1229	undef $guard;	1346	undef $guard;
1230	$map = find $path	1347	$map = find $path
1231	or return;	1348	or return;
1232	}	1349	}
1233		1350
1234	$cf::MAP{$key} = $map	1351	$cf::MAP{$path} = $map
1235	}	1352	}
1236	}	1353	}
1237		1354
1238	sub load {	1355	sub load {
1239	my ($self) = @_;	1356	my ($self) = @_;
1240		1357
1241	my $path = $self->{path};	1358	my $path = $self->{path};
1242	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1359	my $guard = cf::lock_acquire "map_load:$path";
1243		1360
1244	return if $self->in_memory != cf::MAP_SWAPPED;	1361	return if $self->in_memory != cf::MAP_SWAPPED;
1245		1362
1246	$self->in_memory (cf::MAP_LOADING);	1363	$self->in_memory (cf::MAP_LOADING);
1247		1364
1248	$self->alloc;	1365	$self->alloc;
1249	$self->load_objects ($self->{load_path}, 1)	1366	$self->_load_objects ($self->{load_path}, 1)
1250	or return;	1367	or return;
1251		1368
1252	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1369	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1253	if delete $self->{load_original};	1370	if delete $self->{load_original};
1254		1371
1255	if (my $uniq = $path->uniq_path) {	1372	if (my $uniq = $self->uniq_path) {
1256	utf8::encode $uniq;	1373	utf8::encode $uniq;
1257	if (aio_open $uniq, O_RDONLY, 0) {	1374	if (aio_open $uniq, O_RDONLY, 0) {
1258	$self->clear_unique_items;	1375	$self->clear_unique_items;
1259	$self->load_objects ($uniq, 0);	1376	$self->_load_objects ($uniq, 0);
1260	}	1377	}
1261	}	1378	}
1262		1379
1263	Coro::cede;	1380	Coro::cede;
1264		1381
1265	# now do the right thing for maps	1382	# now do the right thing for maps
1266	$self->link_multipart_objects;	1383	$self->link_multipart_objects;
1267		1384
1268	if ($self->{path}->is_style_map) {	1385	unless ($self->{deny_activate}) {
1269	$self->{deny_save} = 1;	1386	$self->decay_objects;
1270	$self->{deny_reset} = 1;
1271	} else {
1272	$self->fix_auto_apply;	1387	$self->fix_auto_apply;
1273	$self->decay_objects;
1274	$self->update_buttons;	1388	$self->update_buttons;
		1389	Coro::cede;
1275	$self->set_darkness_map;	1390	$self->set_darkness_map;
1276	$self->difficulty ($self->estimate_difficulty)	1391	$self->difficulty ($self->estimate_difficulty)
1277	unless $self->difficulty;	1392	unless $self->difficulty;
		1393	Coro::cede;
1278	$self->activate;	1394	$self->activate;
1279	}	1395	}
1280		1396
1281	Coro::cede;
1282
1283	$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	$neigh->load;
		1430	}
1284	}	1431	}
1285		1432
1286	sub find_sync {	1433	sub find_sync {
1287	my ($path, $origin) = @_;	1434	my ($path, $origin) = @_;
1288		1435
1289	cf::sync_job { cf::map::find $path, $origin }	1436	cf::sync_job { find $path, $origin }
1290	}	1437	}
1291		1438
1292	sub do_load_sync {	1439	sub do_load_sync {
1293	my ($map) = @_;	1440	my ($map) = @_;
1294		1441
1295	cf::sync_job { $map->load };	1442	cf::sync_job { $map->load };
1296	}	1443	}
1297		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	my $map = find $path
		1462	or next;
		1463	$map->load;
		1464
		1465	delete $MAP_PREFETCH{$path};
		1466	}
		1467	}
		1468	undef $MAP_PREFETCHER;
		1469	};
		1470
		1471	()
		1472	}
		1473
1298	sub save {	1474	sub save {
1299	my ($self) = @_;	1475	my ($self) = @_;
1300		1476
1301	my $lock = cf::lock_acquire "map_data:" . $self->path;	1477	my $lock = cf::lock_acquire "map_data:" . $self->path;
1302		1478
1303	$self->{last_save} = $cf::RUNTIME;	1479	$self->{last_save} = $cf::RUNTIME;
1304		1480
1305	return unless $self->dirty;	1481	return unless $self->dirty;
1306		1482
1307	my $save = $self->{path}->save_path; utf8::encode $save;	1483	my $save = $self->save_path; utf8::encode $save;
1308	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1484	my $uniq = $self->uniq_path; utf8::encode $uniq;
1309		1485
1310	$self->{load_path} = $save;	1486	$self->{load_path} = $save;
1311		1487
1312	return if $self->{deny_save};	1488	return if $self->{deny_save};
1313		1489
1314	local $self->{last_access} = $self->last_access;#d#	1490	local $self->{last_access} = $self->last_access;#d#
1315		1491
		1492	cf::async {
		1493	$_->contr->save for $self->players;
		1494	};
		1495
1316	if ($uniq) {	1496	if ($uniq) {
1317	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1497	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1318	$self->save_objects ($uniq, cf::IO_UNIQUES);	1498	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1319	} else {	1499	} else {
1320	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1500	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1321	}	1501	}
1322	}	1502	}
1323		1503
1324	sub swap_out {	1504	sub swap_out {
1325	my ($self) = @_;	1505	my ($self) = @_;
…		…
1339		1519
1340	sub reset_at {	1520	sub reset_at {
1341	my ($self) = @_;	1521	my ($self) = @_;
1342		1522
1343	# TODO: safety, remove and allow resettable per-player maps	1523	# TODO: safety, remove and allow resettable per-player maps
1344	return 1e99 if $self->{path}{user_rel};	1524	return 1e99 if $self->isa ("ext::map_per_player");#d#
1345	return 1e99 if $self->{deny_reset};	1525	return 1e99 if $self->{deny_reset};
1346		1526
1347	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1527	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1348	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1528	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1349		1529
…		…
1354	my ($self) = @_;	1534	my ($self) = @_;
1355		1535
1356	$self->reset_at <= $cf::RUNTIME	1536	$self->reset_at <= $cf::RUNTIME
1357	}	1537	}
1358		1538
1359	sub unlink_save {
1360	my ($self) = @_;
1361
1362	utf8::encode (my $save = $self->{path}->save_path);
1363	aioreq_pri 3; IO::AIO::aio_unlink $save;
1364	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1365	}
1366
1367	sub rename {
1368	my ($self, $new_path) = @_;
1369
1370	$self->unlink_save;
1371
1372	delete $cf::MAP{$self->path};
1373	$self->{path} = new cf::path $new_path;
1374	$self->path ($self->{path}->as_string);
1375	$cf::MAP{$self->path} = $self;
1376
1377	$self->save;
1378	}
1379
1380	sub reset {	1539	sub reset {
1381	my ($self) = @_;	1540	my ($self) = @_;
1382		1541
1383	my $lock = cf::lock_acquire "map_data:" . $self->path;	1542	my $lock = cf::lock_acquire "map_data:$self->{path}";
1384		1543
1385	return if $self->players;	1544	return if $self->players;
1386	return if $self->{path}{user_rel};#d#	1545	return if $self->isa ("ext::map_per_player");#d#
1387		1546
1388	warn "resetting map ", $self->path;#d#	1547	warn "resetting map ", $self->path;#d#
1389		1548
1390	delete $cf::MAP{$self->path};	1549	delete $cf::MAP{$self->path};
		1550
		1551	$self->in_memory (cf::MAP_SWAPPED);
		1552	$self->clear;
1391		1553
1392	$_->clear_links_to ($self) for values %cf::MAP;	1554	$_->clear_links_to ($self) for values %cf::MAP;
1393		1555
1394	$self->unlink_save;	1556	$self->unlink_save;
1395	$self->destroy;	1557	$self->destroy;
…		…
1398	my $nuke_counter = "aaaa";	1560	my $nuke_counter = "aaaa";
1399		1561
1400	sub nuke {	1562	sub nuke {
1401	my ($self) = @_;	1563	my ($self) = @_;
1402		1564
		1565	delete $cf::MAP{$self->path};
		1566
		1567	$self->unlink_save;
		1568
		1569	bless $self, "cf::map";
		1570	delete $self->{deny_reset};
1403	$self->{deny_save} = 1;	1571	$self->{deny_save} = 1;
1404	$self->reset_timeout (1);	1572	$self->reset_timeout (1);
1405	$self->rename ("{nuke}/" . ($nuke_counter++));	1573	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1574
		1575	$cf::MAP{$self->path} = $self;
		1576
1406	$self->reset; # polite request, might not happen	1577	$self->reset; # polite request, might not happen
1407	}	1578	}
1408		1579
1409	sub customise_for {	1580	=item cf::map::unique_maps
1410	my ($map, $ob) = @_;
1411		1581
1412	if ($map->per_player) {	1582	Returns an arrayref of paths of all shared maps that have
1413	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1583	instantiated unique items. May block.
1414	}
1415		1584
1416	$map	1585	=cut
1417	}
1418		1586
1419	sub emergency_save {	1587	sub unique_maps() {
1420	my $freeze_guard = cf::freeze_mainloop;	1588	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1589	or return;
1421		1590
1422	warn "enter emergency map save\n";	1591	my @paths;
1423		1592
1424	cf::sync_job {	1593	for (@$files) {
1425	warn "begin emergency map save\n";	1594	utf8::decode $_;
1426	$_->save for values %cf::MAP;	1595	next if /\.pst$/;
		1596	next unless /^$PATH_SEP/o;
		1597
		1598	s/\.map$//;
		1599	push @paths, $_;
1427	};	1600	}
1428		1601
1429	warn "end emergency map save\n";	1602	\@paths
1430	}	1603	}
1431		1604
1432	package cf;	1605	package cf;
1433		1606
1434	=back	1607	=back
1435		1608
		1609	=head3 cf::object
		1610
		1611	=cut
		1612
		1613	package cf::object;
		1614
		1615	=over 4
		1616
		1617	=item $ob->inv_recursive
		1618
		1619	Returns the inventory of the object _and_ their inventories, recursively.
		1620
		1621	=cut
		1622
		1623	sub inv_recursive_;
		1624	sub inv_recursive_ {
		1625	map { $_, inv_recursive_ $_->inv } @_
		1626	}
		1627
		1628	sub inv_recursive {
		1629	inv_recursive_ inv $_[0]
		1630	}
		1631
		1632	package cf;
		1633
		1634	=back
1436		1635
1437	=head3 cf::object::player	1636	=head3 cf::object::player
1438		1637
1439	=over 4	1638	=over 4
1440		1639
…		…
1480		1679
1481	=item $player_object->enter_link	1680	=item $player_object->enter_link
1482		1681
1483	Freezes the player and moves him/her to a special map (C<{link}>).	1682	Freezes the player and moves him/her to a special map (C<{link}>).
1484		1683
1485	The player should be reaosnably safe there for short amounts of time. You	1684	The player should be reasonably safe there for short amounts of time. You
1486	I<MUST> call C<leave_link> as soon as possible, though.	1685	I<MUST> call C<leave_link> as soon as possible, though.
1487		1686
		1687	Will never block.
		1688
1488	=item $player_object->leave_link ($map, $x, $y)	1689	=item $player_object->leave_link ($map, $x, $y)
1489		1690
1490	Moves the player out of the specila link map onto the given map. If the	1691	Moves the player out of the special C<{link}> map onto the specified
1491	map is not valid (or omitted), the player will be moved back to the	1692	map. If the map is not valid (or omitted), the player will be moved back
1492	location he/she was before the call to C<enter_link>, or, if that fails,	1693	to the location he/she was before the call to C<enter_link>, or, if that
1493	to the emergency map position.	1694	fails, to the emergency map position.
1494		1695
1495	Might block.	1696	Might block.
1496		1697
1497	=cut	1698	=cut
		1699
		1700	sub link_map {
		1701	unless ($LINK_MAP) {
		1702	$LINK_MAP = cf::map::find "{link}"
		1703	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1704	$LINK_MAP->load;
		1705	}
		1706
		1707	$LINK_MAP
		1708	}
1498		1709
1499	sub cf::object::player::enter_link {	1710	sub cf::object::player::enter_link {
1500	my ($self) = @_;	1711	my ($self) = @_;
1501		1712
1502	$self->deactivate_recursive;	1713	$self->deactivate_recursive;
1503		1714
1504	return if $self->map == $LINK_MAP;	1715	return if UNIVERSAL::isa $self->map, "ext::map_link";
1505		1716
1506	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1717	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1507	if $self->map;	1718	if $self->map;
1508		1719
1509	$self->enter_map ($LINK_MAP, 20, 20);	1720	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1510	}	1721	}
1511		1722
1512	sub cf::object::player::leave_link {	1723	sub cf::object::player::leave_link {
1513	my ($self, $map, $x, $y) = @_;	1724	my ($self, $map, $x, $y) = @_;
1514		1725
…		…
1532	# use -1 or undef as default coordinates, not 0, 0	1743	# use -1 or undef as default coordinates, not 0, 0
1533	($x, $y) = ($map->enter_x, $map->enter_y)	1744	($x, $y) = ($map->enter_x, $map->enter_y)
1534	if $x <=0 && $y <= 0;	1745	if $x <=0 && $y <= 0;
1535		1746
1536	$map->load;	1747	$map->load;
		1748	$map->load_diag;
1537		1749
		1750	return unless $self->contr->active;
1538	$self->activate_recursive;	1751	$self->activate_recursive;
1539	$self->enter_map ($map, $x, $y);	1752	$self->enter_map ($map, $x, $y);
1540	}	1753	}
1541		1754
1542	cf::player->attach (	1755	cf::player->attach (
…		…
1555		1768
1556	# try to abort aborted map switching on player login :)	1769	# try to abort aborted map switching on player login :)
1557	# should happen only on crashes	1770	# should happen only on crashes
1558	if ($pl->ob->{_link_pos}) {	1771	if ($pl->ob->{_link_pos}) {
1559	$pl->ob->enter_link;	1772	$pl->ob->enter_link;
1560	cf::async {	1773	(async {
1561	# we need this sleep as the login has a concurrent enter_exit running	1774	# we need this sleep as the login has a concurrent enter_exit running
1562	# and this sleep increases chances of the player not ending up in scorn	1775	# and this sleep increases chances of the player not ending up in scorn
		1776	$pl->ob->reply (undef,
		1777	"There was an internal problem at your last logout, "
		1778	. "the server will try to bring you to your intended destination in a second.",
		1779	cf::NDI_RED);
1563	Coro::Timer::sleep 1;	1780	Coro::Timer::sleep 1;
1564	$pl->ob->leave_link;	1781	$pl->ob->leave_link;
1565	};	1782	})->prio (2);
1566	}	1783	}
1567	},	1784	},
1568	);	1785	);
1569		1786
1570	=item $player_object->goto ($path, $x, $y)	1787	=item $player_object->goto ($path, $x, $y)
…		…
1574	sub cf::object::player::goto {	1791	sub cf::object::player::goto {
1575	my ($self, $path, $x, $y) = @_;	1792	my ($self, $path, $x, $y) = @_;
1576		1793
1577	$self->enter_link;	1794	$self->enter_link;
1578		1795
1579	(cf::async {	1796	(async {
1580	$path = new cf::path $path;
1581
1582	my $map = cf::map::find $path->as_string;	1797	my $map = cf::map::find $path;
1583	$map = $map->customise_for ($self) if $map;	1798	$map = $map->customise_for ($self) if $map;
1584		1799
1585	# warn "entering ", $map->path, " at ($x, $y)\n"	1800	# warn "entering ", $map->path, " at ($x, $y)\n"
1586	# if $map;	1801	# if $map;
1587		1802
1588	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1803	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1589		1804
1590	$self->leave_link ($map, $x, $y);	1805	$self->leave_link ($map, $x, $y);
1591	})->prio (1);	1806	})->prio (1);
1592	}	1807	}
1593		1808
…		…
1597		1812
1598	sub parse_random_map_params {	1813	sub parse_random_map_params {
1599	my ($spec) = @_;	1814	my ($spec) = @_;
1600		1815
1601	my $rmp = { # defaults	1816	my $rmp = { # defaults
1602	xsize => 10,	1817	xsize => (cf::rndm 15, 40),
1603	ysize => 10,	1818	ysize => (cf::rndm 15, 40),
		1819	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1820	#layout => string,
1604	};	1821	};
1605		1822
1606	for (split /\n/, $spec) {	1823	for (split /\n/, $spec) {
1607	my ($k, $v) = split /\s+/, $_, 2;	1824	my ($k, $v) = split /\s+/, $_, 2;
1608		1825
…		…
1612	$rmp	1829	$rmp
1613	}	1830	}
1614		1831
1615	sub prepare_random_map {	1832	sub prepare_random_map {
1616	my ($exit) = @_;	1833	my ($exit) = @_;
		1834
		1835	my $guard = cf::lock_acquire "exit_prepare:$exit";
1617		1836
1618	# all this does is basically replace the /! path by	1837	# all this does is basically replace the /! path by
1619	# a new random map path (?random/...) with a seed	1838	# a new random map path (?random/...) with a seed
1620	# that depends on the exit object	1839	# that depends on the exit object
1621		1840
…		…
1630		1849
1631	$rmp->{random_seed} ||= $exit->random_seed;	1850	$rmp->{random_seed} ||= $exit->random_seed;
1632		1851
1633	my $data = cf::to_json $rmp;	1852	my $data = cf::to_json $rmp;
1634	my $md5 = Digest::MD5::md5_hex $data;	1853	my $md5 = Digest::MD5::md5_hex $data;
		1854	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1635		1855
1636	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1856	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1637	aio_write $fh, 0, (length $data), $data, 0;	1857	aio_write $fh, 0, (length $data), $data, 0;
		1858	undef $fh;
		1859	aio_rename "$meta~", $meta;
1638		1860
1639	$exit->slaying ("?random/$md5");	1861	$exit->slaying ("?random/$md5");
1640	$exit->msg (undef);	1862	$exit->msg (undef);
1641	}	1863	}
1642	}	1864	}
…		…
1646		1868
1647	return unless $self->type == cf::PLAYER;	1869	return unless $self->type == cf::PLAYER;
1648		1870
1649	$self->enter_link;	1871	$self->enter_link;
1650		1872
1651	(cf::async {	1873	(async {
1652	$self->deactivate_recursive; # just to be sure	1874	$self->deactivate_recursive; # just to be sure
1653	unless (eval {	1875	unless (eval {
1654	prepare_random_map $exit	1876	prepare_random_map $exit
1655	if $exit->slaying eq "/!";	1877	if $exit->slaying eq "/!";
1656		1878
1657	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1879	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1658	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1880	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1659		1881
1660	1;	1882	1;
1661	}) {	1883	}) {
1662	$self->message ("Something went wrong deep within the crossfire server. "	1884	$self->message ("Something went wrong deep within the crossfire server. "
1663	. "I'll try to bring you back to the map you were before. "	1885	. "I'll try to bring you back to the map you were before. "
1664	. "Please report this to the dungeon master",	1886	. "Please report this to the dungeon master!",
1665	cf::NDI_UNIQUE | cf::NDI_RED);	1887	cf::NDI_UNIQUE | cf::NDI_RED);
1666		1888
1667	warn "ERROR in enter_exit: $@";	1889	warn "ERROR in enter_exit: $@";
1668	$self->leave_link;	1890	$self->leave_link;
1669	}	1891	}
…		…
1737	}	1959	}
1738	}	1960	}
1739	},	1961	},
1740	);	1962	);
1741		1963
1742	=item $client->coro (\&cb)	1964	=item $client->async (\&cb)
1743		1965
1744	Create a new coroutine, running the specified callback. The coroutine will	1966	Create a new coroutine, running the specified callback. The coroutine will
1745	be automatically cancelled when the client gets destroyed (e.g. on logout,	1967	be automatically cancelled when the client gets destroyed (e.g. on logout,
1746	or loss of connection).	1968	or loss of connection).
1747		1969
1748	=cut	1970	=cut
1749		1971
1750	sub cf::client::coro {	1972	sub cf::client::async {
1751	my ($self, $cb) = @_;	1973	my ($self, $cb) = @_;
1752		1974
1753	my $coro = &cf::async ($cb);	1975	my $coro = &Coro::async ($cb);
1754		1976
1755	$coro->on_destroy (sub {	1977	$coro->on_destroy (sub {
1756	delete $self->{_coro}{$coro+0};	1978	delete $self->{_coro}{$coro+0};
1757	});	1979	});
1758		1980
…		…
1952	sub db_sync() {	2174	sub db_sync() {
1953	db_save if $dirty;	2175	db_save if $dirty;
1954	undef $dirty;	2176	undef $dirty;
1955	}	2177	}
1956		2178
1957	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2179	my $idle = Event->idle (min => 10, max => 20, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
1958	db_sync;	2180	db_sync;
1959	});	2181	});
1960		2182
1961	sub db_dirty() {	2183	sub db_dirty() {
1962	$dirty = 1;	2184	$dirty = 1;
…		…
1996	local $/;	2218	local $/;
1997	*CFG = YAML::Syck::Load <$fh>;	2219	*CFG = YAML::Syck::Load <$fh>;
1998		2220
1999	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	2221	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2000		2222
		2223	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2224	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2225
2001	if (exists $CFG{mlockall}) {	2226	if (exists $CFG{mlockall}) {
2002	eval {	2227	eval {
2003	$CFG{mlockall} ? &mlockall : &munlockall	2228	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2004	and die "WARNING: m(un)lockall failed: $!\n";	2229	and die "WARNING: m(un)lockall failed: $!\n";
2005	};	2230	};
2006	warn $@ if $@;	2231	warn $@ if $@;
2007	}	2232	}
2008	}	2233	}
2009		2234
2010	sub main {	2235	sub main {
2011	# we must not ever block the main coroutine	2236	# we must not ever block the main coroutine
2012	local $Coro::idle = sub {	2237	local $Coro::idle = sub {
2013	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2238	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2014	(Coro::unblock_sub {	2239	(async {
2015	Event::one_event;	2240	Event::one_event;
2016	})->();	2241	})->prio (Coro::PRIO_MAX);
2017	};	2242	};
2018		2243
2019	cfg_load;	2244	cfg_load;
2020	db_load;	2245	db_load;
2021	load_extensions;	2246	load_extensions;
		2247
		2248	$TICK_WATCHER->start;
2022	Event::loop;	2249	Event::loop;
2023	}	2250	}
2024		2251
2025	#############################################################################	2252	#############################################################################
2026	# initialisation	2253	# initialisation and cleanup
		2254
		2255	# install some emergency cleanup handlers
		2256	BEGIN {
		2257	for my $signal (qw(INT HUP TERM)) {
		2258	Event->signal (
		2259	data => WF_AUTOCANCEL,
		2260	signal => $signal,
		2261	cb => sub {
		2262	cf::cleanup "SIG$signal";
		2263	},
		2264	);
		2265	}
		2266	}
		2267
		2268	sub emergency_save() {
		2269	my $freeze_guard = cf::freeze_mainloop;
		2270
		2271	warn "enter emergency perl save\n";
		2272
		2273	cf::sync_job {
		2274	# use a peculiar iteration method to avoid tripping on perl
		2275	# refcount bugs in for. also avoids problems with players
		2276	# and maps saved/destroyed asynchronously.
		2277	warn "begin emergency player save\n";
		2278	for my $login (keys %cf::PLAYER) {
		2279	my $pl = $cf::PLAYER{$login} or next;
		2280	$pl->valid or next;
		2281	$pl->save;
		2282	}
		2283	warn "end emergency player save\n";
		2284
		2285	warn "begin emergency map save\n";
		2286	for my $path (keys %cf::MAP) {
		2287	my $map = $cf::MAP{$path} or next;
		2288	$map->valid or next;
		2289	$map->save;
		2290	}
		2291	warn "end emergency map save\n";
		2292	};
		2293
		2294	warn "leave emergency perl save\n";
		2295	}
2027		2296
2028	sub reload() {	2297	sub reload() {
2029	# can/must only be called in main	2298	# can/must only be called in main
2030	if ($Coro::current != $Coro::main) {	2299	if ($Coro::current != $Coro::main) {
2031	warn "can only reload from main coroutine\n";	2300	warn "can only reload from main coroutine";
2032	return;	2301	return;
2033	}	2302	}
2034		2303
2035	warn "reloading...";	2304	warn "reloading...";
2036		2305
2037	my $guard = freeze_mainloop;	2306	warn "cancelling server ticker";
		2307	$TICK_WATCHER->cancel;
		2308
2038	cf::emergency_save;	2309	cf::emergency_save;
2039		2310
2040	eval {	2311	eval {
2041	# if anything goes wrong in here, we should simply crash as we already saved	2312	# if anything goes wrong in here, we should simply crash as we already saved
2042		2313
2043	# cancel all watchers	2314	warn "syncing database to disk";
		2315	cf::db_sync;
		2316
		2317	warn "cancelling all WF_AUTOCANCEL watchers";
2044	for (Event::all_watchers) {	2318	for (Event::all_watchers) {
2045	$_->cancel if $_->data & WF_AUTOCANCEL;	2319	$_->cancel if $_->data & WF_AUTOCANCEL;
2046	}	2320	}
2047		2321
		2322	warn "flushing outstanding aio requests";
		2323	for (;;) {
		2324	IO::AIO::flush;
		2325	Coro::cede;
		2326	last unless IO::AIO::nreqs;
		2327	warn "iterate...";
		2328	}
		2329
2048	# cancel all extension coros	2330	warn "cancelling all extension coros";
2049	$_->cancel for values %EXT_CORO;	2331	$_->cancel for values %EXT_CORO;
2050	%EXT_CORO = ();	2332	%EXT_CORO = ();
2051		2333
2052	# unload all extensions	2334	warn "removing commands";
2053	for (@exts) {	2335	%COMMAND = ();
		2336
		2337	warn "removing ext commands";
		2338	%EXTCMD = ();
		2339
		2340	warn "unloading/nuking all extensions";
		2341	for my $pkg (@EXTS) {
2054	warn "unloading <$_>";	2342	warn "... unloading $pkg";
2055	unload_extension $_;	2343
		2344	if (my $cb = $pkg->can ("unload")) {
		2345	eval {
		2346	$cb->($pkg);
		2347	1
		2348	} or warn "$pkg unloaded, but with errors: $@";
2056	}	2349	}
2057		2350
		2351	warn "... nuking $pkg";
		2352	Symbol::delete_package $pkg;
		2353	}
		2354
2058	# unload all modules loaded from $LIBDIR	2355	warn "unloading all perl modules loaded from $LIBDIR";
2059	while (my ($k, $v) = each %INC) {	2356	while (my ($k, $v) = each %INC) {
2060	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2357	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2061		2358
2062	warn "removing <$k>";	2359	warn "... unloading $k";
2063	delete $INC{$k};	2360	delete $INC{$k};
2064		2361
2065	$k =~ s/\.pm$//;	2362	$k =~ s/\.pm$//;
2066	$k =~ s/\//::/g;	2363	$k =~ s/\//::/g;
2067		2364
…		…
2070	}	2367	}
2071		2368
2072	Symbol::delete_package $k;	2369	Symbol::delete_package $k;
2073	}	2370	}
2074		2371
2075	# sync database to disk
2076	cf::db_sync;
2077	IO::AIO::flush;
2078
2079	# get rid of safe::, as good as possible	2372	warn "getting rid of safe::, as good as possible";
2080	Symbol::delete_package "safe::$_"	2373	Symbol::delete_package "safe::$_"
2081	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2374	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2082		2375
2083	# remove register_script_function callbacks
2084	# TODO
2085
2086	# unload cf.pm "a bit"	2376	warn "unloading cf.pm \"a bit\"";
2087	delete $INC{"cf.pm"};	2377	delete $INC{"cf.pm"};
2088		2378
2089	# don't, removes xs symbols, too,	2379	# don't, removes xs symbols, too,
2090	# and global variables created in xs	2380	# and global variables created in xs
2091	#Symbol::delete_package __PACKAGE__;	2381	#Symbol::delete_package __PACKAGE__;
2092		2382
2093	# reload cf.pm	2383	warn "unload completed, starting to reload now";
		2384
2094	warn "reloading cf.pm";	2385	warn "reloading cf.pm";
2095	require cf;	2386	require cf;
2096	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2387	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2097		2388
2098	# load config and database again	2389	warn "loading config and database again";
2099	cf::cfg_load;	2390	cf::cfg_load;
2100	cf::db_load;	2391	cf::db_load;
2101		2392
2102	# load extensions
2103	warn "load extensions";	2393	warn "loading extensions";
2104	cf::load_extensions;	2394	cf::load_extensions;
2105		2395
2106	# reattach attachments to objects	2396	warn "reattaching attachments to objects/players";
2107	warn "reattach";
2108	_global_reattach;	2397	_global_reattach;
		2398	warn "reattaching attachments to maps";
		2399	reattach $_ for values %MAP;
		2400
		2401	warn "restarting server ticker";
		2402
		2403	$TICK_WATCHER->start;
2109	};	2404	};
2110		2405
2111	if ($@) {	2406	if ($@) {
2112	warn $@;	2407	warn $@;
2113	warn "error while reloading, exiting.";	2408	warn "error while reloading, exiting.";
2114	exit 1;	2409	exit 1;
2115	}	2410	}
2116		2411
2117	warn "reloaded successfully";	2412	warn "reloaded";
2118	};	2413	};
2119		2414
2120	#############################################################################	2415	our $RELOAD_WATCHER; # used only during reload
2121
2122	unless ($LINK_MAP) {
2123	$LINK_MAP = cf::map::new;
2124
2125	$LINK_MAP->width (41);
2126	$LINK_MAP->height (41);
2127	$LINK_MAP->alloc;
2128	$LINK_MAP->path ("{link}");
2129	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2130	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2131
2132	# dirty hack because... archetypes are not yet loaded
2133	Event->timer (
2134	after => 2,
2135	cb => sub {
2136	$_[0]->w->cancel;
2137
2138	# provide some exits "home"
2139	my $exit = cf::object::new "exit";
2140
2141	$exit->slaying ($EMERGENCY_POSITION->[0]);
2142	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2143	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2144
2145	$LINK_MAP->insert ($exit->clone, 19, 19);
2146	$LINK_MAP->insert ($exit->clone, 19, 20);
2147	$LINK_MAP->insert ($exit->clone, 19, 21);
2148	$LINK_MAP->insert ($exit->clone, 20, 19);
2149	$LINK_MAP->insert ($exit->clone, 20, 21);
2150	$LINK_MAP->insert ($exit->clone, 21, 19);
2151	$LINK_MAP->insert ($exit->clone, 21, 20);
2152	$LINK_MAP->insert ($exit->clone, 21, 21);
2153
2154	$exit->destroy;
2155	});
2156
2157	$LINK_MAP->{deny_save} = 1;
2158	$LINK_MAP->{deny_reset} = 1;
2159
2160	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2161	}
2162
2163	register "<global>", __PACKAGE__;
2164		2416
2165	register_command "reload" => sub {	2417	register_command "reload" => sub {
2166	my ($who, $arg) = @_;	2418	my ($who, $arg) = @_;
2167		2419
2168	if ($who->flag (FLAG_WIZ)) {	2420	if ($who->flag (FLAG_WIZ)) {
2169	$who->message ("start of reload.");	2421	$who->message ("reloading server.");
		2422
		2423	# doing reload synchronously and two reloads happen back-to-back,
		2424	# coro crashes during coro_state_free->destroy here.
		2425
		2426	$RELOAD_WATCHER ||= Event->timer (after => 0, data => WF_AUTOCANCEL, cb => sub {
2170	reload;	2427	reload;
2171	$who->message ("end of reload.");	2428	undef $RELOAD_WATCHER;
		2429	});
2172	}	2430	}
2173	};	2431	};
2174		2432
2175	unshift @INC, $LIBDIR;	2433	unshift @INC, $LIBDIR;
		2434
		2435	my $bug_warning = 0;
2176		2436
2177	$TICK_WATCHER = Event->timer (	2437	$TICK_WATCHER = Event->timer (
2178	reentrant => 0,	2438	reentrant => 0,
		2439	parked => 1,
2179	prio => 0,	2440	prio => 0,
2180	at => $NEXT_TICK || $TICK,	2441	at => $NEXT_TICK || $TICK,
2181	data => WF_AUTOCANCEL,	2442	data => WF_AUTOCANCEL,
2182	cb => sub {	2443	cb => sub {
		2444	if ($Coro::current != $Coro::main) {
		2445	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2446	unless ++$bug_warning > 10;
		2447	return;
		2448	}
		2449
		2450	$NOW = Event::time;
		2451
2183	cf::server_tick; # one server iteration	2452	cf::server_tick; # one server iteration
2184	$RUNTIME += $TICK;	2453	$RUNTIME += $TICK;
2185	$NEXT_TICK += $TICK;	2454	$NEXT_TICK += $TICK;
		2455
		2456	$WAIT_FOR_TICK->broadcast;
		2457	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2186		2458
2187	# if we are delayed by four ticks or more, skip them all	2459	# if we are delayed by four ticks or more, skip them all
2188	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2460	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2189		2461
2190	$TICK_WATCHER->at ($NEXT_TICK);	2462	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2192	},	2464	},
2193	);	2465	);
2194		2466
2195	IO::AIO::max_poll_time $TICK * 0.2;	2467	IO::AIO::max_poll_time $TICK * 0.2;
2196		2468
2197	Event->io (	2469	$AIO_POLL_WATCHER = Event->io (
2198	fd => IO::AIO::poll_fileno,	2470	fd => IO::AIO::poll_fileno,
2199	poll => 'r',	2471	poll => 'r',
2200	prio => 5,	2472	prio => 5,
2201	data => WF_AUTOCANCEL,	2473	data => WF_AUTOCANCEL,
2202	cb => \&IO::AIO::poll_cb,	2474	cb => \&IO::AIO::poll_cb,
2203	);	2475	);
2204		2476
2205	Event->timer (	2477	$WRITE_RUNTIME_WATCHER = Event->timer (
2206	data => WF_AUTOCANCEL,	2478	data => WF_AUTOCANCEL,
2207	after => 0,	2479	after => 1,
2208	interval => 10,	2480	interval => 10,
2209	cb => sub {	2481	cb => Coro::unblock_sub {
2210	(Coro::unblock_sub {
2211	write_runtime	2482	write_runtime
2212	or warn "ERROR: unable to write runtime file: $!";	2483	or warn "ERROR: unable to write runtime file: $!";
2213	})->();
2214	},	2484	},
2215	);	2485	);
2216		2486
2217	END { cf::emergency_save }	2487	END { cf::emergency_save }
2218		2488

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