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 1.117 by root, Mon Jan 1 17:50:26 2007 UTC vs.
Revision 1.176 by root, Sun Jan 14 22:14:35 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 $FREEZE;
55	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
56	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
57		69
58	binmode STDOUT;	70	binmode STDOUT;
59	binmode STDERR;	71	binmode STDERR;
60		72
61	# read virtual server time, if available	73	# read virtual server time, if available
…		…
69	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
70	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
71	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
73		85
74	# a special map that is always available	86	our $EMERGENCY_POSITION;
75	our $LINK_MAP;
76
77	our $EMERGENCY_POSITION = $cf::CFG{emergency_position} || ["/world/world_105_115", 5, 37];
78		87
79	#############################################################################	88	#############################################################################
80		89
81	=head2 GLOBAL VARIABLES	90	=head2 GLOBAL VARIABLES
82		91
…		…
106		115
107	=item %cf::CFG	116	=item %cf::CFG
108		117
109	Configuration for the server, loaded from C</etc/crossfire/config>, or	118	Configuration for the server, loaded from C</etc/crossfire/config>, or
110	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.
111		127
112	=back	128	=back
113		129
114	=cut	130	=cut
115		131
…		…
119	utf8::encode $msg;	135	utf8::encode $msg;
120		136
121	$msg .= "\n"	137	$msg .= "\n"
122	unless $msg =~ /\n$/;	138	unless $msg =~ /\n$/;
123		139
124	LOG llevError, "cfperl: $msg";	140	LOG llevError, $msg;
125	};	141	};
126	}	142	}
127		143
128	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	144	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
129	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	145	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
147		163
148	$Event::DIED = sub {	164	$Event::DIED = sub {
149	warn "error in event callback: @_";	165	warn "error in event callback: @_";
150	};	166	};
151		167
152	my %ext_pkg;
153	my @exts;
154	my @hook;
155
156	=head2 UTILITY FUNCTIONS	168	=head2 UTILITY FUNCTIONS
157		169
158	=over 4	170	=over 4
159		171
		172	=item dumpval $ref
		173
160	=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	}
161		194
162	use JSON::Syck (); # TODO# replace by JSON::PC once working	195	use JSON::Syck (); # TODO# replace by JSON::PC once working
163		196
164	=item $ref = cf::from_json $json	197	=item $ref = cf::from_json $json
165		198
…		…
180		213
181	sub to_json($) {	214	sub to_json($) {
182	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs	215	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
183	JSON::Syck::Dump $_[0]	216	JSON::Syck::Dump $_[0]
184	}	217	}
		218
		219	=item cf::lock_wait $string
		220
		221	Wait until the given lock is available. See cf::lock_acquire.
		222
		223	=item my $lock = cf::lock_acquire $string
		224
		225	Wait until the given lock is available and then acquires it and returns
		226	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
		227	for example when the coroutine gets canceled), the lock is automatically
		228	returned.
		229
		230	Lock names should begin with a unique identifier (for example, cf::map::find
		231	uses map_find and cf::map::load uses map_load).
		232
		233	=cut
		234
		235	our %LOCK;
		236
		237	sub lock_wait($) {
		238	my ($key) = @_;
		239
		240	# wait for lock, if any
		241	while ($LOCK{$key}) {
		242	push @{ $LOCK{$key} }, $Coro::current;
		243	Coro::schedule;
		244	}
		245	}
		246
		247	sub lock_acquire($) {
		248	my ($key) = @_;
		249
		250	# wait, to be sure we are not locked
		251	lock_wait $key;
		252
		253	$LOCK{$key} = [];
		254
		255	Coro::guard {
		256	# wake up all waiters, to be on the safe side
		257	$_->ready for @{ delete $LOCK{$key} };
		258	}
		259	}
		260
		261	sub freeze_mainloop {
		262	return unless $TICK_WATCHER->is_active;
		263
		264	my $guard = Coro::guard {
		265	$TICK_WATCHER->start;
		266	$WRITE_RUNTIME_WATCHER->start;
		267	};
		268	$WRITE_RUNTIME_WATCHER->stop;
		269	$TICK_WATCHER->stop;
		270	$guard
		271	}
		272
		273	=item cf::async { BLOCK }
		274
		275	Currently the same as Coro::async_pool, meaning you cannot use
		276	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		277	thing you are allowed to do is call C<prio> on it.
		278
		279	=cut
		280
		281	BEGIN { *async = \&Coro::async_pool }
185		282
186	=item cf::sync_job { BLOCK }	283	=item cf::sync_job { BLOCK }
187		284
188	The design of crossfire+ requires that the main coro ($Coro::main) is	285	The design of crossfire+ requires that the main coro ($Coro::main) is
189	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
…		…
203	# this is the main coro, too bad, we have to block	300	# this is the main coro, too bad, we have to block
204	# till the operation succeeds, freezing the server :/	301	# till the operation succeeds, freezing the server :/
205		302
206	# TODO: use suspend/resume instead	303	# TODO: use suspend/resume instead
207	# (but this is cancel-safe)	304	# (but this is cancel-safe)
208	local $FREEZE = 1;	305	my $freeze_guard = freeze_mainloop;
209		306
210	my $busy = 1;	307	my $busy = 1;
211	my @res;	308	my @res;
212		309
213	(Coro::async {	310	(async {
214	@res = eval { $job->() };	311	@res = eval { $job->() };
215	warn $@ if $@;	312	warn $@ if $@;
216	undef $busy;	313	undef $busy;
217	})->prio (Coro::PRIO_MAX);	314	})->prio (Coro::PRIO_MAX);
218		315
219	while ($busy) {	316	while ($busy) {
220	Coro::cede_notself;	317	Coro::cede or Event::one_event;
221	Event::one_event unless Coro::nready;
222	}	318	}
223		319
224	wantarray ? @res : $res[0]	320	wantarray ? @res : $res[0]
225	} else {	321	} else {
226	# we are in another coroutine, how wonderful, everything just works	322	# we are in another coroutine, how wonderful, everything just works
227		323
228	$job->()	324	$job->()
229	}	325	}
230	}	326	}
231		327
232	=item $coro = cf::coro { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
233		329
234	Creates and returns a new coro. This coro is automcatially being canceled	330	Like async, but this coro is automatically being canceled when the
235	when the extension calling this is being unloaded.	331	extension calling this is being unloaded.
236		332
237	=cut	333	=cut
238		334
239	sub coro(&) {	335	sub async_ext(&) {
240	my $cb = shift;	336	my $cb = shift;
241		337
242	my $coro; $coro = async {	338	my $coro = &Coro::async ($cb);
243	eval {
244	$cb->();
245	};
246	warn $@ if $@;
247	};
248		339
249	$coro->on_destroy (sub {	340	$coro->on_destroy (sub {
250	delete $EXT_CORO{$coro+0};	341	delete $EXT_CORO{$coro+0};
251	});	342	});
252	$EXT_CORO{$coro+0} = $coro;	343	$EXT_CORO{$coro+0} = $coro;
…		…
277	}	368	}
278		369
279	=back	370	=back
280		371
281	=cut	372	=cut
282
283	#############################################################################
284
285	package cf::path;
286
287	sub new {
288	my ($class, $path, $base) = @_;
289
290	$path = $path->as_string if ref $path;
291
292	my $self = bless { }, $class;
293
294	# {... are special paths that are not touched
295	# ?xxx/... are special absolute paths
296	# ?random/... random maps
297	# /! non-realised random map exit
298	# /... normal maps
299	# ~/... per-player maps without a specific player (DO NOT USE)
300	# ~user/... per-player map of a specific user
301
302	if ($path =~ /^{/) {
303	# fine as it is
304	} elsif ($path =~ s{^\?random/}{}) {
305	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
306	$self->{random} = cf::from_json $data;
307	} else {
308	if ($path =~ s{^~([^/]+)?}{}) {
309	$self->{user_rel} = 1;
310
311	if (defined $1) {
312	$self->{user} = $1;
313	} elsif ($base =~ m{^~([^/]+)/}) {
314	$self->{user} = $1;
315	} else {
316	warn "cannot resolve user-relative path without user <$path,$base>\n";
317	}
318	} elsif ($path =~ /^\//) {
319	# already absolute
320	} else {
321	$base =~ s{[^/]+/?$}{};
322	return $class->new ("$base/$path");
323	}
324
325	for ($path) {
326	redo if s{/\.?/}{/};
327	redo if s{/[^/]+/\.\./}{/};
328	}
329	}
330
331	$self->{path} = $path;
332
333	$self
334	}
335
336	# the name / primary key / in-game path
337	sub as_string {
338	my ($self) = @_;
339
340	$self->{user_rel} ? "~$self->{user}$self->{path}"
341	: $self->{random} ? "?random/$self->{path}"
342	: $self->{path}
343	}
344
345	# the displayed name, this is a one way mapping
346	sub visible_name {
347	my ($self) = @_;
348
349	# if (my $rmp = $self->{random}) {
350	# # todo: be more intelligent about this
351	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
352	# } else {
353	$self->as_string
354	# }
355	}
356
357	# escape the /'s in the path
358	sub _escaped_path {
359	# ∕ is U+2215
360	(my $path = $_[0]{path}) =~ s/\//∕/g;
361	$path
362	}
363
364	# the original (read-only) location
365	sub load_path {
366	my ($self) = @_;
367
368	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
369	}
370
371	# the temporary/swap location
372	sub save_path {
373	my ($self) = @_;
374
375	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
376	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
377	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
378	}
379
380	# the unique path, might be eq to save_path
381	sub uniq_path {
382	my ($self) = @_;
383
384	$self->{user_rel} || $self->{random}
385	? undef
386	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
387	}
388
389	# return random map parameters, or undef
390	sub random_map_params {
391	my ($self) = @_;
392
393	$self->{random}
394	}
395
396	# this is somewhat ugly, but style maps do need special treatment
397	sub is_style_map {
398	$_[0]{path} =~ m{^/styles/}
399	}
400
401	package cf;
402		373
403	#############################################################################	374	#############################################################################
404		375
405	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
406		377
…		…
532	our @CB_TYPE = (); # registry for type (cf-object class) based events	503	our @CB_TYPE = (); # registry for type (cf-object class) based events
533	our @CB_MAP = ();	504	our @CB_MAP = ();
534		505
535	my %attachment;	506	my %attachment;
536		507
		508	sub cf::attachable::thawer_merge {
		509	# simply override everything except _meta
		510	local $_[0]{_meta};
		511	%{$_[0]} = %{$_[1]};
		512	}
		513
537	sub _attach_cb($$$$) {	514	sub _attach_cb($$$$) {
538	my ($registry, $event, $prio, $cb) = @_;	515	my ($registry, $event, $prio, $cb) = @_;
539		516
540	use sort 'stable';	517	use sort 'stable';
541		518
…		…
712	# object support	689	# object support
713		690
714	sub reattach {	691	sub reattach {
715	# basically do the same as instantiate, without calling instantiate	692	# basically do the same as instantiate, without calling instantiate
716	my ($obj) = @_;	693	my ($obj) = @_;
		694
		695	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
717		696
718	my $registry = $obj->registry;	697	my $registry = $obj->registry;
719		698
720	@$registry = ();	699	@$registry = ();
721		700
…		…
817	(aio_load "$filename.pst", $av) >= 0	796	(aio_load "$filename.pst", $av) >= 0
818	or return;	797	or return;
819	$av = eval { (Storable::thaw $av)->{objs} };	798	$av = eval { (Storable::thaw $av)->{objs} };
820	}	799	}
821		800
		801	warn sprintf "loading %s (%d)\n",
		802	$filename, length $data, scalar @{$av || []};#d#
822	return ($data, $av);	803	return ($data, $av);
823	}	804	}
824		805
825	#############################################################################	806	#############################################################################
826	# command handling &c	807	# command handling &c
…		…
851	=cut	832	=cut
852		833
853	sub register_extcmd {	834	sub register_extcmd {
854	my ($name, $cb) = @_;	835	my ($name, $cb) = @_;
855		836
856	my $caller = caller;
857	#warn "registering extcmd '$name' to '$caller'";
858
859	$EXTCMD{$name} = [$cb, $caller];	837	$EXTCMD{$name} = $cb;
860	}	838	}
861		839
862	cf::player->attach (	840	cf::player->attach (
863	on_command => sub {	841	on_command => sub {
864	my ($pl, $name, $params) = @_;	842	my ($pl, $name, $params) = @_;
…		…
877		855
878	my $msg = eval { from_json $buf };	856	my $msg = eval { from_json $buf };
879		857
880	if (ref $msg) {	858	if (ref $msg) {
881	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	859	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
882	if (my %reply = $cb->[0]->($pl, $msg)) {	860	if (my %reply = $cb->($pl, $msg)) {
883	$pl->ext_reply ($msg->{msgid}, %reply);	861	$pl->ext_reply ($msg->{msgid}, %reply);
884	}	862	}
885	}	863	}
886	} else {	864	} else {
887	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	865	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
889		867
890	cf::override;	868	cf::override;
891	},	869	},
892	);	870	);
893		871
894	sub register {
895	my ($base, $pkg) = @_;
896
897	#TODO
898	}
899
900	sub load_extension {	872	sub load_extension {
901	my ($path) = @_;	873	my ($path) = @_;
902		874
903	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	875	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
904	my $base = $1;	876	my $base = $1;
905	my $pkg = $1;	877	my $pkg = $1;
906	$pkg =~ s/[^[:word:]]/_/g;	878	$pkg =~ s/[^[:word:]]/_/g;
907	$pkg = "ext::$pkg";	879	$pkg = "ext::$pkg";
908		880
909	warn "loading '$path' into '$pkg'\n";	881	warn "... loading '$path' into '$pkg'\n";
910		882
911	open my $fh, "<:utf8", $path	883	open my $fh, "<:utf8", $path
912	or die "$path: $!";	884	or die "$path: $!";
913		885
914	my $source =	886	my $source =
915	"package $pkg; use strict; use utf8;\n"	887	"package $pkg; use strict; use utf8;\n"
916	. "#line 1 \"$path\"\n{\n"	888	. "#line 1 \"$path\"\n{\n"
917	. (do { local $/; <$fh> })	889	. (do { local $/; <$fh> })
918	. "\n};\n1";	890	. "\n};\n1";
919		891
920	eval $source	892	unless (eval $source) {
921	or die $@ ? "$path: $@\n"	893	my $msg = $@ ? "$path: $@\n"
922	: "extension disabled.\n";	894	: "extension disabled.\n";
923		895	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
924	push @exts, $pkg;	896	warn $@;
925	$ext_pkg{$base} = $pkg;	897	warn "mandatory extension failed to load, exiting.\n";
926		898	exit 1;
927	# no strict 'refs';	899	}
928	# @{"$pkg\::ISA"} = ext::;	900	die $@;
929
930	register $base, $pkg;
931	}
932
933	sub unload_extension {
934	my ($pkg) = @_;
935
936	warn "removing extension $pkg\n";
937
938	# remove hooks
939	#TODO
940	# for my $idx (0 .. $#PLUGIN_EVENT) {
941	# delete $hook[$idx]{$pkg};
942	# }	901	}
943		902
944	# remove commands	903	push @EXTS, $pkg;
945	for my $name (keys %COMMAND) {
946	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
947
948	if (@cb) {
949	$COMMAND{$name} = \@cb;
950	} else {
951	delete $COMMAND{$name};
952	}
953	}
954
955	# remove extcmds
956	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
957	delete $EXTCMD{$name};
958	}
959
960	if (my $cb = $pkg->can ("unload")) {
961	eval {
962	$cb->($pkg);
963	1
964	} or warn "$pkg unloaded, but with errors: $@";
965	}
966
967	Symbol::delete_package $pkg;
968	}	904	}
969		905
970	sub load_extensions {	906	sub load_extensions {
971	for my $ext (<$LIBDIR/*.ext>) {	907	for my $ext (<$LIBDIR/*.ext>) {
972	next unless -r $ext;	908	next unless -r $ext;
…		…
976	} or warn "$ext not loaded: $@";	912	} or warn "$ext not loaded: $@";
977	}	913	}
978	}	914	}
979		915
980	#############################################################################	916	#############################################################################
981	# load/save/clean perl data associated with a map
982
983	*cf::mapsupport::on_clean = sub {
984	my ($map) = @_;
985
986	my $path = $map->tmpname;
987	defined $path or return;
988
989	unlink "$path.pst";
990	};
991
992	cf::map->attach (prio => -10000, package => cf::mapsupport::);
993
994	#############################################################################
995	# load/save perl data associated with player->ob objects
996
997	sub all_objects(@) {
998	@_, map all_objects ($_->inv), @_
999	}
1000
1001	# TODO: compatibility cruft, remove when no longer needed
1002	cf::player->attach (
1003	on_load => sub {
1004	my ($pl, $path) = @_;
1005
1006	for my $o (all_objects $pl->ob) {
1007	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1008	$o->set_ob_key_value ("_perl_data");
1009
1010	%$o = %{ Storable::thaw pack "H*", $value };
1011	}
1012	}
1013	},
1014	);
1015
1016	#############################################################################
1017		917
1018	=head2 CORE EXTENSIONS	918	=head2 CORE EXTENSIONS
1019		919
1020	Functions and methods that extend core crossfire objects.	920	Functions and methods that extend core crossfire objects.
1021		921
		922	=cut
		923
		924	package cf::player;
		925
		926	use Coro::AIO;
		927
1022	=head3 cf::player	928	=head3 cf::player
1023		929
1024	=over 4	930	=over 4
1025		931
1026	=item cf::player::exists $login	932	=item cf::player::find $login
1027		933
1028	Returns true when the given account exists.	934	Returns the given player object, loading it if necessary (might block).
1029		935
1030	=cut	936	=cut
1031		937
1032	sub cf::player::exists($) {	938	sub playerdir($) {
1033	cf::player::find $_[0]	939	cf::localdir
1034	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 $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
1035	}	1085	}
1036		1086
1037	=item $player->ext_reply ($msgid, $msgtype, %msg)	1087	=item $player->ext_reply ($msgid, $msgtype, %msg)
1038		1088
1039	Sends an ext reply to the player.	1089	Sends an ext reply to the player.
1040		1090
1041	=cut	1091	=cut
1042		1092
1043	sub cf::player::ext_reply($$$%) {	1093	sub ext_reply($$$%) {
1044	my ($self, $id, %msg) = @_;	1094	my ($self, $id, %msg) = @_;
1045		1095
1046	$msg{msgid} = $id;	1096	$msg{msgid} = $id;
1047		1097
1048	$self->send ("ext " . to_json \%msg);	1098	$self->send ("ext " . cf::to_json \%msg);
1049	}	1099	}
		1100
		1101	package cf;
1050		1102
1051	=back	1103	=back
1052		1104
1053		1105
1054	=head3 cf::map	1106	=head3 cf::map
…		…
1060	package cf::map;	1112	package cf::map;
1061		1113
1062	use Fcntl;	1114	use Fcntl;
1063	use Coro::AIO;	1115	use Coro::AIO;
1064		1116
		1117	use overload
		1118	'""' => \&as_string,
		1119	fallback => 1;
		1120
1065	our $MAX_RESET = 7200;	1121	our $MAX_RESET = 3600;
1066	our $DEFAULT_RESET = 3600;	1122	our $DEFAULT_RESET = 3000;
1067		1123
1068	sub generate_random_map {	1124	sub generate_random_map {
1069	my ($path, $rmp) = @_;	1125	my ($self, $rmp) = @_;
1070		1126
1071	# mit "rum" bekleckern, nicht	1127	# mit "rum" bekleckern, nicht
1072	cf::map::_create_random_map	1128	$self->_create_random_map (
1073	$path,
1074	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1129	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1075	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1130	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1076	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1131	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1077	$rmp->{exit_on_final_map},	1132	$rmp->{exit_on_final_map},
1078	$rmp->{xsize}, $rmp->{ysize},	1133	$rmp->{xsize}, $rmp->{ysize},
1079	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1134	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1080	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1135	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1081	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1136	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1082	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1137	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1083	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1138	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1084	(cf::region::find $rmp->{region})	1139	(cf::region::find $rmp->{region}), $rmp->{custom}
		1140	)
		1141	}
		1142
		1143	sub register {
		1144	my (undef, $regex) = @_;
		1145	my $pkg = caller;
		1146
		1147	no strict;
		1148	push @{"$pkg\::ISA"}, __PACKAGE__;
		1149
		1150	$EXT_MAP{$pkg} = qr<$regex>;
		1151	}
		1152
		1153	# also paths starting with '/'
		1154	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1155
		1156	sub thawer_merge {
		1157	my ($self, $merge) = @_;
		1158
		1159	# we have to keep some variables in memory intact
		1160	local $self->{path};
		1161	local $self->{load_path};
		1162	local $self->{deny_save};
		1163	local $self->{deny_reset};
		1164
		1165	$self->SUPER::thawer_merge ($merge);
		1166	}
		1167
		1168	sub normalise {
		1169	my ($path, $base) = @_;
		1170
		1171	# map plan:
		1172	#
		1173	# /! non-realised random map exit (special hack!)
		1174	# {... are special paths that are not being touched
		1175	# ?xxx/... are special absolute paths
		1176	# ?random/... random maps
		1177	# /... normal maps
		1178	# ~user/... per-player map of a specific user
		1179
		1180	$path =~ s/$PATH_SEP/\//go;
		1181
		1182	# treat it as relative path if it starts with
		1183	# something that looks reasonable
		1184	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1185	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1186
		1187	$base =~ s{[^/]+/?$}{};
		1188	$path = "$base/$path";
		1189	}
		1190
		1191	for ($path) {
		1192	redo if s{//}{/};
		1193	redo if s{/\.?/}{/};
		1194	redo if s{/[^/]+/\.\./}{/};
		1195	}
		1196
		1197	$path
		1198	}
		1199
		1200	sub new_from_path {
		1201	my (undef, $path, $base) = @_;
		1202
		1203	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1204
		1205	$path = normalise $path, $base;
		1206
		1207	for my $pkg (keys %EXT_MAP) {
		1208	if ($path =~ $EXT_MAP{$pkg}) {
		1209	my $self = bless cf::map::new, $pkg;
		1210	$self->{path} = $path; $self->path ($path);
		1211	$self->init; # pass $1 etc.
		1212	return $self;
		1213	}
		1214	}
		1215
		1216	Carp::carp "unable to resolve path '$path'.";
		1217	()
		1218	}
		1219
		1220	sub init {
		1221	my ($self) = @_;
		1222
		1223	$self
		1224	}
		1225
		1226	sub as_string {
		1227	my ($self) = @_;
		1228
		1229	"$self->{path}"
		1230	}
		1231
		1232	# the displayed name, this is a one way mapping
		1233	sub visible_name {
		1234	&as_string
		1235	}
		1236
		1237	# the original (read-only) location
		1238	sub load_path {
		1239	my ($self) = @_;
		1240
		1241	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1242	}
		1243
		1244	# the temporary/swap location
		1245	sub save_path {
		1246	my ($self) = @_;
		1247
		1248	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1249	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1250	}
		1251
		1252	# the unique path, undef == no special unique path
		1253	sub uniq_path {
		1254	my ($self) = @_;
		1255
		1256	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1257	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1085	}	1258	}
1086		1259
1087	# and all this just because we cannot iterate over	1260	# and all this just because we cannot iterate over
1088	# all maps in C++...	1261	# all maps in C++...
1089	sub change_all_map_light {	1262	sub change_all_map_light {
1090	my ($change) = @_;	1263	my ($change) = @_;
1091		1264
1092	$_->change_map_light ($change) for values %cf::MAP;	1265	$_->change_map_light ($change)
		1266	for grep $_->outdoor, values %cf::MAP;
1093	}	1267	}
1094		1268
		1269	sub unlink_save {
		1270	my ($self) = @_;
		1271
		1272	utf8::encode (my $save = $self->save_path);
		1273	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1274	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1275	}
		1276
1095	sub try_load_header($) {	1277	sub load_header_from($) {
1096	my ($path) = @_;	1278	my ($self, $path) = @_;
1097		1279
1098	utf8::encode $path;	1280	utf8::encode $path;
1099	aio_open $path, O_RDONLY, 0	1281	aio_open $path, O_RDONLY, 0
1100	or return;	1282	or return;
1101		1283
1102	my $map = cf::map::new	1284	$self->_load_header ($path)
1103	or return;	1285	or return;
1104		1286
1105	$map->load_header ($path)	1287	$self->{load_path} = $path;
		1288
		1289	1
		1290	}
		1291
		1292	sub load_orig {
		1293	my ($self) = @_;
		1294
		1295	$self->load_header_from ($self->load_path)
		1296	}
		1297
		1298	sub load_temp {
		1299	my ($self) = @_;
		1300
		1301	$self->load_header_from ($self->save_path)
		1302	}
		1303
		1304	sub load_header {
		1305	my ($self) = @_;
		1306
		1307	if ($self->load_temp) {
		1308	$self->last_access ((delete $self->{last_access})
		1309	|| $cf::RUNTIME); #d#
		1310	# safety
		1311	$self->{instantiate_time} = $cf::RUNTIME
		1312	if $self->{instantiate_time} > $cf::RUNTIME;
		1313	} else {
		1314	$self->load_orig
1106	or return;	1315	or return;
1107		1316
1108	$map->{load_path} = $path;	1317	$self->{load_original} = 1;
		1318	$self->{instantiate_time} = $cf::RUNTIME;
		1319	$self->last_access ($cf::RUNTIME);
		1320	$self->instantiate;
		1321	}
1109		1322
1110	$map	1323	1
1111	}	1324	}
1112		1325
		1326	sub find;
1113	sub find_map {	1327	sub find {
1114	my ($path, $origin) = @_;	1328	my ($path, $origin) = @_;
1115		1329
1116	#warn "find_map<$path,$origin>\n";#d#
1117
1118	$path = new cf::path $path, $origin && $origin->path;	1330	$path = normalise $path, $origin && $origin->path;
1119	my $key = $path->as_string;
1120		1331
		1332	cf::lock_wait "map_find:$path";
		1333
1121	$cf::MAP{$key} || do {	1334	$cf::MAP{$path} || do {
1122	# do it the slow way	1335	my $guard = cf::lock_acquire "map_find:$path";
1123	my $map = try_load_header $path->save_path;	1336	my $map = new_from_path cf::map $path
1124
1125	if ($map) {
1126	# safety
1127	$map->{instantiate_time} = $cf::RUNTIME
1128	if $map->{instantiate_time} > $cf::RUNTIME;
1129	} else {
1130	if (my $rmp = $path->random_map_params) {
1131	$map = generate_random_map $key, $rmp;
1132	} else {
1133	$map = try_load_header $path->load_path;
1134	}
1135
1136	$map or return;	1337	or return;
1137		1338
1138	$map->{load_original} = 1;
1139	$map->{instantiate_time} = $cf::RUNTIME;
1140	$map->instantiate;
1141
1142	# per-player maps become, after loading, normal maps
1143	$map->per_player (0) if $path->{user_rel};
1144	}
1145
1146	$map->path ($key);
1147	$map->{path} = $path;
1148	$map->{last_save} = $cf::RUNTIME;	1339	$map->{last_save} = $cf::RUNTIME;
1149	$map->last_access ($cf::RUNTIME);	1340
		1341	$map->load_header
		1342	or return;
1150		1343
1151	if ($map->should_reset) {	1344	if ($map->should_reset) {
		1345	$cf::WAIT_FOR_TICK->wait;
1152	$map->reset;	1346	$map->reset;
		1347	undef $guard;
1153	$map = find_map $path;	1348	$map = find $path
		1349	or return;
1154	}	1350	}
1155		1351
1156	$cf::MAP{$key} = $map	1352	$cf::MAP{$path} = $map
1157	}	1353	}
1158	}	1354	}
1159		1355
1160	sub load {	1356	sub load {
1161	my ($self) = @_;	1357	my ($self) = @_;
1162		1358
		1359	my $path = $self->{path};
		1360	my $guard = cf::lock_acquire "map_load:$path";
		1361
1163	return if $self->in_memory != cf::MAP_SWAPPED;	1362	return if $self->in_memory != cf::MAP_SWAPPED;
1164		1363
1165	$self->in_memory (cf::MAP_LOADING);	1364	$self->in_memory (cf::MAP_LOADING);
1166		1365
1167	my $path = $self->{path};
1168
1169	$self->alloc;	1366	$self->alloc;
1170	$self->load_objects ($self->{load_path}, 1)	1367	$self->_load_objects ($self->{load_path}, 1)
1171	or return;	1368	or return;
1172		1369
1173	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1370	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1174	if delete $self->{load_original};	1371	if delete $self->{load_original};
1175		1372
1176	if (my $uniq = $path->uniq_path) {	1373	if (my $uniq = $self->uniq_path) {
1177	utf8::encode $uniq;	1374	utf8::encode $uniq;
1178	if (aio_open $uniq, O_RDONLY, 0) {	1375	if (aio_open $uniq, O_RDONLY, 0) {
1179	$self->clear_unique_items;	1376	$self->clear_unique_items;
1180	$self->load_objects ($uniq, 0);	1377	$self->_load_objects ($uniq, 0);
1181	}	1378	}
1182	}	1379	}
		1380
		1381	Coro::cede;
1183		1382
1184	# now do the right thing for maps	1383	# now do the right thing for maps
1185	$self->link_multipart_objects;	1384	$self->link_multipart_objects;
1186		1385
1187	if ($self->{path}->is_style_map) {	1386	unless ($self->{deny_activate}) {
1188	$self->{deny_save} = 1;	1387	$self->decay_objects;
1189	$self->{deny_reset} = 1;
1190	} else {
1191	$self->fix_auto_apply;	1388	$self->fix_auto_apply;
1192	$self->decay_objects;
1193	$self->update_buttons;	1389	$self->update_buttons;
		1390	Coro::cede;
1194	$self->set_darkness_map;	1391	$self->set_darkness_map;
1195	$self->difficulty ($self->estimate_difficulty)	1392	$self->difficulty ($self->estimate_difficulty)
1196	unless $self->difficulty;	1393	unless $self->difficulty;
		1394	Coro::cede;
1197	$self->activate;	1395	$self->activate;
1198	}	1396	}
1199		1397
1200	$self->in_memory (cf::MAP_IN_MEMORY);	1398	$self->in_memory (cf::MAP_IN_MEMORY);
1201	}	1399	}
1202		1400
1203	sub load_map_sync {	1401	sub customise_for {
		1402	my ($self, $ob) = @_;
		1403
		1404	return find "~" . $ob->name . "/" . $self->{path}
		1405	if $self->per_player;
		1406
		1407	$self
		1408	}
		1409
		1410	# find and load all maps in the 3x3 area around a map
		1411	sub load_diag {
		1412	my ($map) = @_;
		1413
		1414	my @diag; # diagonal neighbours
		1415
		1416	for (0 .. 3) {
		1417	my $neigh = $map->tile_path ($_)
		1418	or next;
		1419	$neigh = find $neigh, $map
		1420	or next;
		1421	$neigh->load;
		1422
		1423	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1424	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1425	}
		1426
		1427	for (@diag) {
		1428	my $neigh = find @$_
		1429	or next;
		1430	$neigh->load;
		1431	}
		1432	}
		1433
		1434	sub find_sync {
1204	my ($path, $origin) = @_;	1435	my ($path, $origin) = @_;
1205		1436
1206	#warn "load_map_sync<$path, $origin>\n";#d#	1437	cf::sync_job { find $path, $origin }
		1438	}
1207		1439
1208	cf::sync_job {	1440	sub do_load_sync {
1209	my $map = cf::map::find_map $path, $origin	1441	my ($map) = @_;
		1442
		1443	cf::sync_job { $map->load };
		1444	}
		1445
		1446	our %MAP_PREFETCH;
		1447	our $MAP_PREFETCHER = Coro::async {
		1448	while () {
		1449	for my $path (keys %MAP_PREFETCH) {
		1450	my $map = find $path
1210	or return;	1451	or next;
1211	$map->load;	1452	$map->load;
1212	$map	1453
		1454	delete $MAP_PREFETCH{$path};
		1455	}
		1456	Coro::schedule;
1213	}	1457	}
		1458	};
		1459
		1460	sub find_async {
		1461	my ($path, $origin) = @_;
		1462
		1463	$path = normalise $path, $origin && $origin->{path};
		1464
		1465	if (my $map = $cf::MAP{$path}) {
		1466	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1467	}
		1468
		1469	$MAP_PREFETCH{$path} = 0;
		1470	$MAP_PREFETCHER->ready;
		1471
		1472	()
1214	}	1473	}
1215		1474
1216	sub save {	1475	sub save {
1217	my ($self) = @_;	1476	my ($self) = @_;
1218		1477
		1478	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1479
1219	$self->{last_save} = $cf::RUNTIME;	1480	$self->{last_save} = $cf::RUNTIME;
1220		1481
1221	return unless $self->dirty;	1482	return unless $self->dirty;
1222		1483
1223	my $save = $self->{path}->save_path; utf8::encode $save;	1484	my $save = $self->save_path; utf8::encode $save;
1224	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1485	my $uniq = $self->uniq_path; utf8::encode $uniq;
1225		1486
1226	$self->{load_path} = $save;	1487	$self->{load_path} = $save;
1227		1488
1228	return if $self->{deny_save};	1489	return if $self->{deny_save};
1229		1490
		1491	local $self->{last_access} = $self->last_access;#d#
		1492
		1493	cf::async {
		1494	$_->contr->save for $self->players;
		1495	};
		1496
1230	if ($uniq) {	1497	if ($uniq) {
1231	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1498	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1232	$self->save_objects ($uniq, cf::IO_UNIQUES);	1499	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1233	} else {	1500	} else {
1234	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1501	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1235	}	1502	}
1236	}	1503	}
1237		1504
1238	sub swap_out {	1505	sub swap_out {
1239	my ($self) = @_;	1506	my ($self) = @_;
		1507
		1508	# save first because save cedes
		1509	$self->save;
		1510
		1511	my $lock = cf::lock_acquire "map_data:" . $self->path;
1240		1512
1241	return if $self->players;	1513	return if $self->players;
1242	return if $self->in_memory != cf::MAP_IN_MEMORY;	1514	return if $self->in_memory != cf::MAP_IN_MEMORY;
1243	return if $self->{deny_save};	1515	return if $self->{deny_save};
1244		1516
1245	$self->save;
1246	$self->clear;	1517	$self->clear;
1247	$self->in_memory (cf::MAP_SWAPPED);	1518	$self->in_memory (cf::MAP_SWAPPED);
1248	}	1519	}
1249		1520
1250	sub reset_at {	1521	sub reset_at {
1251	my ($self) = @_;	1522	my ($self) = @_;
1252		1523
1253	# TODO: safety, remove and allow resettable per-player maps	1524	# TODO: safety, remove and allow resettable per-player maps
1254	return 1e99 if $self->{path}{user_rel};	1525	return 1e99 if $self->isa ("ext::map_per_player");#d#
1255	return 1e99 if $self->{deny_reset};	1526	return 1e99 if $self->{deny_reset};
1256		1527
1257	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1528	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1258	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1529	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1259		1530
…		…
1264	my ($self) = @_;	1535	my ($self) = @_;
1265		1536
1266	$self->reset_at <= $cf::RUNTIME	1537	$self->reset_at <= $cf::RUNTIME
1267	}	1538	}
1268		1539
1269	sub unlink_save {
1270	my ($self) = @_;
1271
1272	utf8::encode (my $save = $self->{path}->save_path);
1273	aioreq_pri 3; IO::AIO::aio_unlink $save;
1274	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1275	}
1276
1277	sub rename {
1278	my ($self, $new_path) = @_;
1279
1280	$self->unlink_save;
1281
1282	delete $cf::MAP{$self->path};
1283	$self->{path} = new cf::path $new_path;
1284	$self->path ($self->{path}->as_string);
1285	$cf::MAP{$self->path} = $self;
1286
1287	$self->save;
1288	}
1289
1290	sub reset {	1540	sub reset {
1291	my ($self) = @_;	1541	my ($self) = @_;
1292		1542
		1543	my $lock = cf::lock_acquire "map_data:$self->{path}";
		1544
1293	return if $self->players;	1545	return if $self->players;
1294	return if $self->{path}{user_rel};#d#	1546	return if $self->isa ("ext::map_per_player");#d#
1295		1547
1296	warn "resetting map ", $self->path;#d#	1548	warn "resetting map ", $self->path;#d#
1297		1549
1298	delete $cf::MAP{$self->path};	1550	delete $cf::MAP{$self->path};
		1551
		1552	$self->in_memory (cf::MAP_SWAPPED);
		1553	$self->clear;
1299		1554
1300	$_->clear_links_to ($self) for values %cf::MAP;	1555	$_->clear_links_to ($self) for values %cf::MAP;
1301		1556
1302	$self->unlink_save;	1557	$self->unlink_save;
1303	$self->destroy;	1558	$self->destroy;
…		…
1306	my $nuke_counter = "aaaa";	1561	my $nuke_counter = "aaaa";
1307		1562
1308	sub nuke {	1563	sub nuke {
1309	my ($self) = @_;	1564	my ($self) = @_;
1310		1565
		1566	delete $cf::MAP{$self->path};
		1567
		1568	$self->unlink_save;
		1569
		1570	bless $self, "cf::map";
		1571	delete $self->{deny_reset};
1311	$self->{deny_save} = 1;	1572	$self->{deny_save} = 1;
1312	$self->reset_timeout (1);	1573	$self->reset_timeout (1);
1313	$self->rename ("{nuke}/" . ($nuke_counter++));	1574	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1575
		1576	$cf::MAP{$self->path} = $self;
		1577
1314	$self->reset; # polite request, might not happen	1578	$self->reset; # polite request, might not happen
1315	}	1579	}
1316		1580
1317	sub customise_for {	1581	=item cf::map::unique_maps
1318	my ($map, $ob) = @_;
1319		1582
1320	if ($map->per_player) {	1583	Returns an arrayref of paths of all shared maps that have
1321	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1584	instantiated unique items. May block.
1322	}
1323		1585
1324	$map	1586	=cut
1325	}
1326		1587
1327	sub emergency_save {	1588	sub unique_maps() {
1328	local $cf::FREEZE = 1;	1589	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1590	or return;
1329		1591
1330	warn "enter emergency map save\n";	1592	my @paths;
1331		1593
1332	cf::sync_job {	1594	for (@$files) {
1333	warn "begin emergency map save\n";	1595	utf8::decode $_;
1334	$_->save for values %cf::MAP;	1596	next if /\.pst$/;
		1597	next unless /^$PATH_SEP/o;
		1598
		1599	s/\.map$//;
		1600	push @paths, $_;
1335	};	1601	}
1336		1602
1337	warn "end emergency map save\n";	1603	\@paths
1338	}	1604	}
1339		1605
1340	package cf;	1606	package cf;
1341		1607
1342	=back	1608	=back
1343		1609
		1610	=head3 cf::object
		1611
		1612	=cut
		1613
		1614	package cf::object;
		1615
		1616	=over 4
		1617
		1618	=item $ob->inv_recursive
		1619
		1620	Returns the inventory of the object _and_ their inventories, recursively.
		1621
		1622	=cut
		1623
		1624	sub inv_recursive_;
		1625	sub inv_recursive_ {
		1626	map { $_, inv_recursive_ $_->inv } @_
		1627	}
		1628
		1629	sub inv_recursive {
		1630	inv_recursive_ inv $_[0]
		1631	}
		1632
		1633	package cf;
		1634
		1635	=back
1344		1636
1345	=head3 cf::object::player	1637	=head3 cf::object::player
1346		1638
1347	=over 4	1639	=over 4
1348		1640
…		…
1388		1680
1389	=item $player_object->enter_link	1681	=item $player_object->enter_link
1390		1682
1391	Freezes the player and moves him/her to a special map (C<{link}>).	1683	Freezes the player and moves him/her to a special map (C<{link}>).
1392		1684
1393	The player should be reaosnably safe there for short amounts of time. You	1685	The player should be reasonably safe there for short amounts of time. You
1394	I<MUST> call C<leave_link> as soon as possible, though.	1686	I<MUST> call C<leave_link> as soon as possible, though.
1395		1687
		1688	Will never block.
		1689
1396	=item $player_object->leave_link ($map, $x, $y)	1690	=item $player_object->leave_link ($map, $x, $y)
1397		1691
1398	Moves the player out of the specila link map onto the given map. If the	1692	Moves the player out of the special C<{link}> map onto the specified
1399	map is not valid (or omitted), the player will be moved back to the	1693	map. If the map is not valid (or omitted), the player will be moved back
1400	location he/she was before the call to C<enter_link>, or, if that fails,	1694	to the location he/she was before the call to C<enter_link>, or, if that
1401	to the emergency map position.	1695	fails, to the emergency map position.
1402		1696
1403	Might block.	1697	Might block.
1404		1698
1405	=cut	1699	=cut
		1700
		1701	sub link_map {
		1702	unless ($LINK_MAP) {
		1703	$LINK_MAP = cf::map::find "{link}"
		1704	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1705	$LINK_MAP->load;
		1706	}
		1707
		1708	$LINK_MAP
		1709	}
1406		1710
1407	sub cf::object::player::enter_link {	1711	sub cf::object::player::enter_link {
1408	my ($self) = @_;	1712	my ($self) = @_;
1409		1713
1410	return if $self->map == $LINK_MAP;	1714	$self->deactivate_recursive;
1411		1715
		1716	return if UNIVERSAL::isa $self->map, "ext::map_link";
		1717
1412	$self->{_link_pos} = [$self->map->{path}, $self->x, $self->y]	1718	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1413	if $self->map;	1719	if $self->map;
1414		1720
1415	$self->enter_map ($LINK_MAP, 20, 20);	1721	$self->enter_map ($LINK_MAP || link_map, 20, 20);
1416	$self->deactivate_recursive;
1417	}	1722	}
1418		1723
1419	sub cf::object::player::leave_link {	1724	sub cf::object::player::leave_link {
1420	my ($self, $map, $x, $y) = @_;	1725	my ($self, $map, $x, $y) = @_;
1421		1726
1422	my $link_pos = delete $self->{_link_pos};	1727	my $link_pos = delete $self->{_link_pos};
1423		1728
1424	unless ($map) {	1729	unless ($map) {
1425	# restore original map position	1730	# restore original map position
1426	($map, $x, $y) = @{ $link_pos || [] };	1731	($map, $x, $y) = @{ $link_pos || [] };
1427	$map = cf::map::find_map $map;	1732	$map = cf::map::find $map;
1428		1733
1429	unless ($map) {	1734	unless ($map) {
1430	($map, $x, $y) = @$EMERGENCY_POSITION;	1735	($map, $x, $y) = @$EMERGENCY_POSITION;
1431	$map = cf::map::find_map $map	1736	$map = cf::map::find $map
1432	or die "FATAL: cannot load emergency map\n";	1737	or die "FATAL: cannot load emergency map\n";
1433	}	1738	}
1434	}	1739	}
1435		1740
1436	($x, $y) = (-1, -1)	1741	($x, $y) = (-1, -1)
…		…
1439	# use -1 or undef as default coordinates, not 0, 0	1744	# use -1 or undef as default coordinates, not 0, 0
1440	($x, $y) = ($map->enter_x, $map->enter_y)	1745	($x, $y) = ($map->enter_x, $map->enter_y)
1441	if $x <=0 && $y <= 0;	1746	if $x <=0 && $y <= 0;
1442		1747
1443	$map->load;	1748	$map->load;
		1749	$map->load_diag;
1444		1750
		1751	return unless $self->contr->active;
1445	$self->activate_recursive;	1752	$self->activate_recursive;
1446	$self->enter_map ($map, $x, $y);	1753	$self->enter_map ($map, $x, $y);
1447	}	1754	}
1448		1755
		1756	cf::player->attach (
		1757	on_logout => sub {
		1758	my ($pl) = @_;
		1759
		1760	# abort map switching before logout
		1761	if ($pl->ob->{_link_pos}) {
		1762	cf::sync_job {
		1763	$pl->ob->leave_link
		1764	};
		1765	}
		1766	},
		1767	on_login => sub {
		1768	my ($pl) = @_;
		1769
		1770	# try to abort aborted map switching on player login :)
		1771	# should happen only on crashes
		1772	if ($pl->ob->{_link_pos}) {
		1773	$pl->ob->enter_link;
		1774	(async {
		1775	# we need this sleep as the login has a concurrent enter_exit running
		1776	# and this sleep increases chances of the player not ending up in scorn
		1777	$pl->ob->reply (undef,
		1778	"There was an internal problem at your last logout, "
		1779	. "the server will try to bring you to your intended destination in a second.",
		1780	cf::NDI_RED);
		1781	Coro::Timer::sleep 1;
		1782	$pl->ob->leave_link;
		1783	})->prio (2);
		1784	}
		1785	},
		1786	);
		1787
1449	=item $player_object->goto_map ($map, $x, $y)	1788	=item $player_object->goto ($path, $x, $y)
1450		1789
1451	=cut	1790	=cut
1452		1791
1453	sub cf::object::player::goto_map {	1792	sub cf::object::player::goto {
1454	my ($self, $path, $x, $y) = @_;	1793	my ($self, $path, $x, $y) = @_;
1455		1794
1456	$self->enter_link;	1795	$self->enter_link;
1457		1796
1458	(Coro::async {	1797	(async {
1459	$path = new cf::path $path;
1460
1461	my $map = cf::map::find_map $path->as_string;	1798	my $map = cf::map::find $path;
1462	$map = $map->customise_for ($self) if $map;	1799	$map = $map->customise_for ($self) if $map;
1463		1800
1464	warn "entering ", $map->path, " at ($x, $y)\n"	1801	# warn "entering ", $map->path, " at ($x, $y)\n"
1465	if $map;	1802	# if $map;
1466		1803
1467	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1804	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1468		1805
1469	$self->leave_link ($map, $x, $y);	1806	$self->leave_link ($map, $x, $y);
1470	})->prio (1);	1807	})->prio (1);
1471	}	1808	}
1472		1809
…		…
1525		1862
1526	return unless $self->type == cf::PLAYER;	1863	return unless $self->type == cf::PLAYER;
1527		1864
1528	$self->enter_link;	1865	$self->enter_link;
1529		1866
1530	(Coro::async {	1867	(async {
		1868	$self->deactivate_recursive; # just to be sure
1531	unless (eval {	1869	unless (eval {
1532
1533	prepare_random_map $exit	1870	prepare_random_map $exit
1534	if $exit->slaying eq "/!";	1871	if $exit->slaying eq "/!";
1535		1872
1536	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1873	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1537	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1874	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1538		1875
1539	1;	1876	1;
1540	}) {	1877	}) {
1541	$self->message ("Something went wrong deep within the crossfire server. "	1878	$self->message ("Something went wrong deep within the crossfire server. "
1542	. "I'll try to bring you back to the map you were before. "	1879	. "I'll try to bring you back to the map you were before. "
1543	. "Please report this to the dungeon master",	1880	. "Please report this to the dungeon master!",
1544	cf::NDI_UNIQUE | cf::NDI_RED);	1881	cf::NDI_UNIQUE | cf::NDI_RED);
1545		1882
1546	warn "ERROR in enter_exit: $@";	1883	warn "ERROR in enter_exit: $@";
1547	$self->leave_link;	1884	$self->leave_link;
1548	}	1885	}
…		…
1599	on_reply => sub {	1936	on_reply => sub {
1600	my ($ns, $msg) = @_;	1937	my ($ns, $msg) = @_;
1601		1938
1602	# this weird shuffling is so that direct followup queries	1939	# this weird shuffling is so that direct followup queries
1603	# get handled first	1940	# get handled first
1604	my $queue = delete $ns->{query_queue};	1941	my $queue = delete $ns->{query_queue}
		1942	or return; # be conservative, not sure how that can happen, but we saw a crash here
1605		1943
1606	(shift @$queue)->[1]->($msg);	1944	(shift @$queue)->[1]->($msg);
1607		1945
1608	push @{ $ns->{query_queue} }, @$queue;	1946	push @{ $ns->{query_queue} }, @$queue;
1609		1947
…		…
1615	}	1953	}
1616	}	1954	}
1617	},	1955	},
1618	);	1956	);
1619		1957
1620	=item $client->coro (\&cb)	1958	=item $client->async (\&cb)
1621		1959
1622	Create a new coroutine, running the specified callback. The coroutine will	1960	Create a new coroutine, running the specified callback. The coroutine will
1623	be automatically cancelled when the client gets destroyed (e.g. on logout,	1961	be automatically cancelled when the client gets destroyed (e.g. on logout,
1624	or loss of connection).	1962	or loss of connection).
1625		1963
1626	=cut	1964	=cut
1627		1965
1628	sub cf::client::coro {	1966	sub cf::client::async {
1629	my ($self, $cb) = @_;	1967	my ($self, $cb) = @_;
1630		1968
1631	my $coro; $coro = async {	1969	my $coro = &Coro::async ($cb);
1632	eval {
1633	$cb->();
1634	};
1635	warn $@ if $@;
1636	};
1637		1970
1638	$coro->on_destroy (sub {	1971	$coro->on_destroy (sub {
1639	delete $self->{_coro}{$coro+0};	1972	delete $self->{_coro}{$coro+0};
1640	});	1973	});
1641		1974
…		…
1813		2146
1814	{	2147	{
1815	my $path = cf::localdir . "/database.pst";	2148	my $path = cf::localdir . "/database.pst";
1816		2149
1817	sub db_load() {	2150	sub db_load() {
1818	warn "loading database $path\n";#d# remove later
1819	$DB = stat $path ? Storable::retrieve $path : { };	2151	$DB = stat $path ? Storable::retrieve $path : { };
1820	}	2152	}
1821		2153
1822	my $pid;	2154	my $pid;
1823		2155
1824	sub db_save() {	2156	sub db_save() {
1825	warn "saving database $path\n";#d# remove later
1826	waitpid $pid, 0 if $pid;	2157	waitpid $pid, 0 if $pid;
1827	if (0 == ($pid = fork)) {	2158	if (0 == ($pid = fork)) {
1828	$DB->{_meta}{version} = 1;	2159	$DB->{_meta}{version} = 1;
1829	Storable::nstore $DB, "$path~";	2160	Storable::nstore $DB, "$path~";
1830	rename "$path~", $path;	2161	rename "$path~", $path;
…		…
1878	open my $fh, "<:utf8", cf::confdir . "/config"	2209	open my $fh, "<:utf8", cf::confdir . "/config"
1879	or return;	2210	or return;
1880		2211
1881	local $/;	2212	local $/;
1882	*CFG = YAML::Syck::Load <$fh>;	2213	*CFG = YAML::Syck::Load <$fh>;
		2214
		2215	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
		2216
		2217	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2218	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2219
		2220	if (exists $CFG{mlockall}) {
		2221	eval {
		2222	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
		2223	and die "WARNING: m(un)lockall failed: $!\n";
		2224	};
		2225	warn $@ if $@;
		2226	}
1883	}	2227	}
1884		2228
1885	sub main {	2229	sub main {
1886	# we must not ever block the main coroutine	2230	# we must not ever block the main coroutine
1887	local $Coro::idle = sub {	2231	local $Coro::idle = sub {
1888	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2232	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1889	(Coro::unblock_sub {	2233	(async {
1890	Event::one_event;	2234	Event::one_event;
1891	})->();	2235	})->prio (Coro::PRIO_MAX);
1892	};	2236	};
1893		2237
1894	cfg_load;	2238	cfg_load;
1895	db_load;	2239	db_load;
1896	load_extensions;	2240	load_extensions;
1897	Event::loop;	2241	Event::loop;
1898	}	2242	}
1899		2243
1900	#############################################################################	2244	#############################################################################
1901	# initialisation	2245	# initialisation and cleanup
		2246
		2247	# install some emergency cleanup handlers
		2248	BEGIN {
		2249	for my $signal (qw(INT HUP TERM)) {
		2250	Event->signal (
		2251	data => WF_AUTOCANCEL,
		2252	signal => $signal,
		2253	cb => sub {
		2254	cf::cleanup "SIG$signal";
		2255	},
		2256	);
		2257	}
		2258	}
		2259
		2260	sub emergency_save() {
		2261	my $freeze_guard = cf::freeze_mainloop;
		2262
		2263	warn "enter emergency perl save\n";
		2264
		2265	cf::sync_job {
		2266	# use a peculiar iteration method to avoid tripping on perl
		2267	# refcount bugs in for. also avoids problems with players
		2268	# and maps saved/destroyed asynchronously.
		2269	warn "begin emergency player save\n";
		2270	for my $login (keys %cf::PLAYER) {
		2271	my $pl = $cf::PLAYER{$login} or next;
		2272	$pl->valid or next;
		2273	$pl->save;
		2274	}
		2275	warn "end emergency player save\n";
		2276
		2277	warn "begin emergency map save\n";
		2278	for my $path (keys %cf::MAP) {
		2279	my $map = $cf::MAP{$path} or next;
		2280	$map->valid or next;
		2281	$map->save;
		2282	}
		2283	warn "end emergency map save\n";
		2284	};
		2285
		2286	warn "leave emergency perl save\n";
		2287	}
1902		2288
1903	sub reload() {	2289	sub reload() {
1904	# can/must only be called in main	2290	# can/must only be called in main
1905	if ($Coro::current != $Coro::main) {	2291	if ($Coro::current != $Coro::main) {
1906	warn "can only reload from main coroutine\n";	2292	warn "can only reload from main coroutine\n";
1907	return;	2293	return;
1908	}	2294	}
1909		2295
1910	warn "reloading...";	2296	warn "reloading...";
1911		2297
1912	local $FREEZE = 1;	2298	warn "freezing server";
		2299	my $guard = freeze_mainloop;
1913	cf::emergency_save;	2300	cf::emergency_save;
		2301
		2302	warn "sync database to disk";
		2303	cf::db_sync;
		2304	IO::AIO::flush;
1914		2305
1915	eval {	2306	eval {
1916	# if anything goes wrong in here, we should simply crash as we already saved	2307	# if anything goes wrong in here, we should simply crash as we already saved
1917		2308
1918	# cancel all watchers	2309	warn "cancel all watchers";
1919	for (Event::all_watchers) {	2310	for (Event::all_watchers) {
1920	$_->cancel if $_->data & WF_AUTOCANCEL;	2311	$_->cancel if $_->data & WF_AUTOCANCEL;
1921	}	2312	}
1922		2313
1923	# cancel all extension coros	2314	warn "cancel all extension coros";
1924	$_->cancel for values %EXT_CORO;	2315	$_->cancel for values %EXT_CORO;
1925	%EXT_CORO = ();	2316	%EXT_CORO = ();
1926		2317
		2318	warn "remove commands";
		2319	%COMMAND = ();
		2320
		2321	warn "remove ext commands";
		2322	%EXTCMD = ();
		2323
1927	# unload all extensions	2324	warn "unload/nuke all extensions";
1928	for (@exts) {	2325	for my $pkg (@EXTS) {
1929	warn "unloading <$_>";	2326	warn "... unloading $pkg";
1930	unload_extension $_;	2327
		2328	if (my $cb = $pkg->can ("unload")) {
		2329	eval {
		2330	$cb->($pkg);
		2331	1
		2332	} or warn "$pkg unloaded, but with errors: $@";
1931	}	2333	}
1932		2334
		2335	warn "... nuking $pkg";
		2336	Symbol::delete_package $pkg;
		2337	}
		2338
1933	# unload all modules loaded from $LIBDIR	2339	warn "unload all perl modules loaded from $LIBDIR";
1934	while (my ($k, $v) = each %INC) {	2340	while (my ($k, $v) = each %INC) {
1935	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2341	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
1936		2342
1937	warn "removing <$k>";	2343	warn "removing <$k>";
1938	delete $INC{$k};	2344	delete $INC{$k};
…		…
1945	}	2351	}
1946		2352
1947	Symbol::delete_package $k;	2353	Symbol::delete_package $k;
1948	}	2354	}
1949		2355
1950	# sync database to disk
1951	cf::db_sync;
1952	IO::AIO::flush;
1953
1954	# get rid of safe::, as good as possible	2356	warn "get rid of safe::, as good as possible";
1955	Symbol::delete_package "safe::$_"	2357	Symbol::delete_package "safe::$_"
1956	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2358	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
1957		2359
1958	# remove register_script_function callbacks
1959	# TODO
1960
1961	# unload cf.pm "a bit"	2360	warn "unload cf.pm \"a bit\"";
1962	delete $INC{"cf.pm"};	2361	delete $INC{"cf.pm"};
1963		2362
1964	# don't, removes xs symbols, too,	2363	# don't, removes xs symbols, too,
1965	# and global variables created in xs	2364	# and global variables created in xs
1966	#Symbol::delete_package __PACKAGE__;	2365	#Symbol::delete_package __PACKAGE__;
1967		2366
1968	# reload cf.pm
1969	warn "reloading cf.pm";	2367	warn "reloading cf.pm";
1970	require cf;	2368	require cf;
1971	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2369	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
1972		2370
1973	# load config and database again	2371	warn "load config and database again";
1974	cf::cfg_load;	2372	cf::cfg_load;
1975	cf::db_load;	2373	cf::db_load;
1976		2374
1977	# load extensions
1978	warn "load extensions";	2375	warn "load extensions";
1979	cf::load_extensions;	2376	cf::load_extensions;
1980		2377
1981	# reattach attachments to objects	2378	warn "reattach attachments to objects/players";
1982	warn "reattach";
1983	_global_reattach;	2379	_global_reattach;
		2380	warn "reattach attachments to maps";
		2381	reattach $_ for values %MAP;
1984	};	2382	};
1985		2383
1986	if ($@) {	2384	if ($@) {
1987	warn $@;	2385	warn $@;
1988	warn "error while reloading, exiting.";	2386	warn "error while reloading, exiting.";
1989	exit 1;	2387	exit 1;
1990	}	2388	}
1991		2389
1992	warn "reloaded successfully";	2390	warn "reloaded";
1993	};	2391	};
1994		2392
1995	#############################################################################	2393	our $RELOAD_WATCHER; # used only during reload
1996
1997	unless ($LINK_MAP) {
1998	$LINK_MAP = cf::map::new;
1999
2000	$LINK_MAP->width (41);
2001	$LINK_MAP->height (41);
2002	$LINK_MAP->alloc;
2003	$LINK_MAP->path ("{link}");
2004	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2005	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2006
2007	# dirty hack because... archetypes are not yet loaded
2008	Event->timer (
2009	after => 2,
2010	cb => sub {
2011	$_[0]->w->cancel;
2012
2013	# provide some exits "home"
2014	my $exit = cf::object::new "exit";
2015
2016	$exit->slaying ($EMERGENCY_POSITION->[0]);
2017	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2018	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2019
2020	$LINK_MAP->insert ($exit->clone, 19, 19);
2021	$LINK_MAP->insert ($exit->clone, 19, 20);
2022	$LINK_MAP->insert ($exit->clone, 19, 21);
2023	$LINK_MAP->insert ($exit->clone, 20, 19);
2024	$LINK_MAP->insert ($exit->clone, 20, 21);
2025	$LINK_MAP->insert ($exit->clone, 21, 19);
2026	$LINK_MAP->insert ($exit->clone, 21, 20);
2027	$LINK_MAP->insert ($exit->clone, 21, 21);
2028
2029	$exit->destroy;
2030	});
2031
2032	$LINK_MAP->{deny_save} = 1;
2033	$LINK_MAP->{deny_reset} = 1;
2034
2035	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2036	}
2037
2038	register "<global>", __PACKAGE__;
2039		2394
2040	register_command "reload" => sub {	2395	register_command "reload" => sub {
2041	my ($who, $arg) = @_;	2396	my ($who, $arg) = @_;
2042		2397
2043	if ($who->flag (FLAG_WIZ)) {	2398	if ($who->flag (FLAG_WIZ)) {
2044	$who->message ("start of reload.");	2399	$who->message ("reloading server.");
		2400
		2401	# doing reload synchronously and two reloads happen back-to-back,
		2402	# coro crashes during coro_state_free->destroy here.
		2403
		2404	$RELOAD_WATCHER ||= Event->timer (after => 0, data => WF_AUTOCANCEL, cb => sub {
2045	reload;	2405	reload;
2046	$who->message ("end of reload.");	2406	undef $RELOAD_WATCHER;
		2407	});
2047	}	2408	}
2048	};	2409	};
2049		2410
2050	unshift @INC, $LIBDIR;	2411	unshift @INC, $LIBDIR;
2051		2412
…		…
2053	reentrant => 0,	2414	reentrant => 0,
2054	prio => 0,	2415	prio => 0,
2055	at => $NEXT_TICK || $TICK,	2416	at => $NEXT_TICK || $TICK,
2056	data => WF_AUTOCANCEL,	2417	data => WF_AUTOCANCEL,
2057	cb => sub {	2418	cb => sub {
2058	unless ($FREEZE) {	2419	$NOW = Event::time;
		2420
2059	cf::server_tick; # one server iteration	2421	cf::server_tick; # one server iteration
2060	$RUNTIME += $TICK;	2422	$RUNTIME += $TICK;
2061	}
2062
2063	$NEXT_TICK += $TICK;	2423	$NEXT_TICK += $TICK;
		2424
		2425	$WAIT_FOR_TICK->broadcast;
		2426	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2064		2427
2065	# if we are delayed by four ticks or more, skip them all	2428	# if we are delayed by four ticks or more, skip them all
2066	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2429	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2067		2430
2068	$TICK_WATCHER->at ($NEXT_TICK);	2431	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2070	},	2433	},
2071	);	2434	);
2072		2435
2073	IO::AIO::max_poll_time $TICK * 0.2;	2436	IO::AIO::max_poll_time $TICK * 0.2;
2074		2437
2075	Event->io (	2438	$AIO_POLL_WATCHER = Event->io (
2076	fd => IO::AIO::poll_fileno,	2439	fd => IO::AIO::poll_fileno,
2077	poll => 'r',	2440	poll => 'r',
2078	prio => 5,	2441	prio => 5,
2079	data => WF_AUTOCANCEL,	2442	data => WF_AUTOCANCEL,
2080	cb => \&IO::AIO::poll_cb,	2443	cb => \&IO::AIO::poll_cb,
2081	);	2444	);
2082		2445
2083	Event->timer (	2446	$WRITE_RUNTIME_WATCHER = Event->timer (
2084	data => WF_AUTOCANCEL,	2447	data => WF_AUTOCANCEL,
2085	after => 0,	2448	after => 0,
2086	interval => 10,	2449	interval => 10,
2087	cb => sub {	2450	cb => sub {
2088	(Coro::unblock_sub {	2451	(Coro::unblock_sub {
…		…
2090	or warn "ERROR: unable to write runtime file: $!";	2453	or warn "ERROR: unable to write runtime file: $!";
2091	})->();	2454	})->();
2092	},	2455	},
2093	);	2456	);
2094		2457
		2458	END { cf::emergency_save }
		2459
2095	1	2460	1
2096		2461

Diff Legend

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