[ViewVC] Diff of: cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.112 by root, Mon Jan 1 13:31:47 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 { }, $class;
293
294	if ($path =~ s{^\?random/}{}) {
295	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
296	$self->{random} = cf::from_json $data;
297	} else {
298	if ($path =~ s{^~([^/]+)?}{}) {
299	$self->{user_rel} = 1;
300
301	if (defined $1) {
302	$self->{user} = $1;
303	} elsif ($base =~ m{^~([^/]+)/}) {
304	$self->{user} = $1;
305	} else {
306	warn "cannot resolve user-relative path without user <$path,$base>\n";
307	}
308	} elsif ($path =~ /^\//) {
309	# already absolute
310	} else {
311	$base =~ s{[^/]+/?$}{};
312	return $class->new ("$base/$path");
313	}
314
315	for ($path) {
316	redo if s{/\.?/}{/};
317	redo if s{/[^/]+/\.\./}{/};
318	}
319	}
320
321	$self->{path} = $path;
322
323	$self
324	}
325
326	# the name / primary key / in-game path
327	sub as_string {
328	my ($self) = @_;
329
330	$self->{user_rel} ? "~$self->{user}$self->{path}"
331	: $self->{random} ? "?random/$self->{path}"
332	: $self->{path}
333	}
334
335	# the displayed name, this is a one way mapping
336	sub visible_name {
337	my ($self) = @_;
338
339	# if (my $rmp = $self->{random}) {
340	# # todo: be more intelligent about this
341	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
342	# } else {
343	$self->as_string
344	# }
345	}
346
347	# escape the /'s in the path
348	sub _escaped_path {
349	# ∕ is U+2215
350	(my $path = $_[0]{path}) =~ s/\//∕/g;
351	$path
352	}
353
354	# the original (read-only) location
355	sub load_path {
356	my ($self) = @_;
357
358	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
359	}
360
361	# the temporary/swap location
362	sub save_path {
363	my ($self) = @_;
364
365	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
366	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
367	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
368	}
369
370	# the unique path, might be eq to save_path
371	sub uniq_path {
372	my ($self) = @_;
373
374	$self->{user_rel} \|\| $self->{random}
375	? undef
376	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
377	}
378
379	# return random map parameters, or undef
380	sub random_map_params {
381	my ($self) = @_;
382
383	$self->{random}
384	}
385
386	# this is somewhat ugly, but style maps do need special treatment
387	sub is_style_map {
388	$_[0]{path} =~ m{^/styles/}
389	}
390
391	package cf;
392		373
393	#############################################################################	374	#############################################################################
394		375
395	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
396		377
…		…
522	our @CB_TYPE = (); # registry for type (cf-object class) based events	503	our @CB_TYPE = (); # registry for type (cf-object class) based events
523	our @CB_MAP = ();	504	our @CB_MAP = ();
524		505
525	my %attachment;	506	my %attachment;
526		507
		508	sub cf::attachable::thawer_merge {
		509	# simply override everything except _meta
		510	local $_[0]{_meta};
		511	%{$_[0]} = %{$_[1]};
		512	}
		513
527	sub _attach_cb($$$$) {	514	sub _attach_cb($$$$) {
528	my ($registry, $event, $prio, $cb) = @_;	515	my ($registry, $event, $prio, $cb) = @_;
529		516
530	use sort 'stable';	517	use sort 'stable';
531		518
…		…
702	# object support	689	# object support
703		690
704	sub reattach {	691	sub reattach {
705	# basically do the same as instantiate, without calling instantiate	692	# basically do the same as instantiate, without calling instantiate
706	my ($obj) = @_;	693	my ($obj) = @_;
		694
		695	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
707		696
708	my $registry = $obj->registry;	697	my $registry = $obj->registry;
709		698
710	@$registry = ();	699	@$registry = ();
711		700
…		…
804	or return;	793	or return;
805		794
806	unless (aio_stat "$filename.pst") {	795	unless (aio_stat "$filename.pst") {
807	(aio_load "$filename.pst", $av) >= 0	796	(aio_load "$filename.pst", $av) >= 0
808	or return;	797	or return;
809	$av = eval { (Storable::thaw <$av>)->{objs} };	798	$av = eval { (Storable::thaw $av)->{objs} };
810	}	799	}
811		800
		801	warn sprintf "loading %s (%d)\n",
		802	$filename, length $data, scalar @{$av \|\| []};#d#
812	return ($data, $av);	803	return ($data, $av);
813	}	804	}
814		805
815	#############################################################################	806	#############################################################################
816	# command handling &c	807	# command handling &c
…		…
841	=cut	832	=cut
842		833
843	sub register_extcmd {	834	sub register_extcmd {
844	my ($name, $cb) = @_;	835	my ($name, $cb) = @_;
845		836
846	my $caller = caller;
847	#warn "registering extcmd '$name' to '$caller'";
848
849	$EXTCMD{$name} = [$cb, $caller];	837	$EXTCMD{$name} = $cb;
850	}	838	}
851		839
852	cf::player->attach (	840	cf::player->attach (
853	on_command => sub {	841	on_command => sub {
854	my ($pl, $name, $params) = @_;	842	my ($pl, $name, $params) = @_;
…		…
867		855
868	my $msg = eval { from_json $buf };	856	my $msg = eval { from_json $buf };
869		857
870	if (ref $msg) {	858	if (ref $msg) {
871	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	859	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
872	if (my %reply = $cb->[0]->($pl, $msg)) {	860	if (my %reply = $cb->($pl, $msg)) {
873	$pl->ext_reply ($msg->{msgid}, %reply);	861	$pl->ext_reply ($msg->{msgid}, %reply);
874	}	862	}
875	}	863	}
876	} else {	864	} else {
877	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	865	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
879		867
880	cf::override;	868	cf::override;
881	},	869	},
882	);	870	);
883		871
884	sub register {
885	my ($base, $pkg) = @_;
886
887	#TODO
888	}
889
890	sub load_extension {	872	sub load_extension {
891	my ($path) = @_;	873	my ($path) = @_;
892		874
893	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	875	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
894	my $base = $1;	876	my $base = $1;
895	my $pkg = $1;	877	my $pkg = $1;
896	$pkg =~ s/[^[:word:]]/_/g;	878	$pkg =~ s/[^[:word:]]/_/g;
897	$pkg = "ext::$pkg";	879	$pkg = "ext::$pkg";
898		880
899	warn "loading '$path' into '$pkg'\n";	881	warn "... loading '$path' into '$pkg'\n";
900		882
901	open my $fh, "<:utf8", $path	883	open my $fh, "<:utf8", $path
902	or die "$path: $!";	884	or die "$path: $!";
903		885
904	my $source =	886	my $source =
905	"package $pkg; use strict; use utf8;\n"	887	"package $pkg; use strict; use utf8;\n"
906	. "#line 1 \"$path\"\n{\n"	888	. "#line 1 \"$path\"\n{\n"
907	. (do { local $/; <$fh> })	889	. (do { local $/; <$fh> })
908	. "\n};\n1";	890	. "\n};\n1";
909		891
910	eval $source	892	unless (eval $source) {
911	or die $@ ? "$path: $@\n"	893	my $msg = $@ ? "$path: $@\n"
912	: "extension disabled.\n";	894	: "extension disabled.\n";
913		895	if ($source =~ /^#!.perl.#.*MANDATORY/m) { # ugly match
914	push @exts, $pkg;	896	warn $@;
915	$ext_pkg{$base} = $pkg;	897	warn "mandatory extension failed to load, exiting.\n";
916		898	exit 1;
917	# no strict 'refs';	899	}
918	# @{"$pkg\::ISA"} = ext::;	900	die $@;
919
920	register $base, $pkg;
921	}
922
923	sub unload_extension {
924	my ($pkg) = @_;
925
926	warn "removing extension $pkg\n";
927
928	# remove hooks
929	#TODO
930	# for my $idx (0 .. $#PLUGIN_EVENT) {
931	# delete $hook[$idx]{$pkg};
932	# }	901	}
933		902
934	# remove commands	903	push @EXTS, $pkg;
935	for my $name (keys %COMMAND) {
936	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
937
938	if (@cb) {
939	$COMMAND{$name} = \@cb;
940	} else {
941	delete $COMMAND{$name};
942	}
943	}
944
945	# remove extcmds
946	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
947	delete $EXTCMD{$name};
948	}
949
950	if (my $cb = $pkg->can ("unload")) {
951	eval {
952	$cb->($pkg);
953	1
954	} or warn "$pkg unloaded, but with errors: $@";
955	}
956
957	Symbol::delete_package $pkg;
958	}	904	}
959		905
960	sub load_extensions {	906	sub load_extensions {
961	for my $ext (<$LIBDIR/*.ext>) {	907	for my $ext (<$LIBDIR/*.ext>) {
962	next unless -r $ext;	908	next unless -r $ext;
…		…
966	} or warn "$ext not loaded: $@";	912	} or warn "$ext not loaded: $@";
967	}	913	}
968	}	914	}
969		915
970	#############################################################################	916	#############################################################################
971	# load/save/clean perl data associated with a map
972
973	*cf::mapsupport::on_clean = sub {
974	my ($map) = @_;
975
976	my $path = $map->tmpname;
977	defined $path or return;
978
979	unlink "$path.pst";
980	};
981
982	cf::map->attach (prio => -10000, package => cf::mapsupport::);
983
984	#############################################################################
985	# load/save perl data associated with player->ob objects
986
987	sub all_objects(@) {
988	@_, map all_objects ($_->inv), @_
989	}
990
991	# TODO: compatibility cruft, remove when no longer needed
992	cf::player->attach (
993	on_load => sub {
994	my ($pl, $path) = @_;
995
996	for my $o (all_objects $pl->ob) {
997	if (my $value = $o->get_ob_key_value ("_perl_data")) {
998	$o->set_ob_key_value ("_perl_data");
999
1000	%$o = %{ Storable::thaw pack "H*", $value };
1001	}
1002	}
1003	},
1004	);
1005
1006	#############################################################################
1007		917
1008	=head2 CORE EXTENSIONS	918	=head2 CORE EXTENSIONS
1009		919
1010	Functions and methods that extend core crossfire objects.	920	Functions and methods that extend core crossfire objects.
1011		921
		922	=cut
		923
		924	package cf::player;
		925
		926	use Coro::AIO;
		927
1012	=head3 cf::player	928	=head3 cf::player
1013		929
1014	=over 4	930	=over 4
1015		931
1016	=item cf::player::exists $login	932	=item cf::player::find $login
1017		933
1018	Returns true when the given account exists.	934	Returns the given player object, loading it if necessary (might block).
1019		935
1020	=cut	936	=cut
1021		937
1022	sub cf::player::exists($) {	938	sub playerdir($) {
1023	cf::player::find $_[0]	939	cf::localdir
1024	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
1025	}	1085	}
1026		1086
1027	=item $player->ext_reply ($msgid, $msgtype, %msg)	1087	=item $player->ext_reply ($msgid, $msgtype, %msg)
1028		1088
1029	Sends an ext reply to the player.	1089	Sends an ext reply to the player.
1030		1090
1031	=cut	1091	=cut
1032		1092
1033	sub cf::player::ext_reply($$$%) {	1093	sub ext_reply($$$%) {
1034	my ($self, $id, %msg) = @_;	1094	my ($self, $id, %msg) = @_;
1035		1095
1036	$msg{msgid} = $id;	1096	$msg{msgid} = $id;
1037		1097
1038	$self->send ("ext " . to_json \%msg);	1098	$self->send ("ext " . cf::to_json \%msg);
1039	}	1099	}
		1100
		1101	package cf;
1040		1102
1041	=back	1103	=back
1042		1104
1043		1105
1044	=head3 cf::map	1106	=head3 cf::map
…		…
1050	package cf::map;	1112	package cf::map;
1051		1113
1052	use Fcntl;	1114	use Fcntl;
1053	use Coro::AIO;	1115	use Coro::AIO;
1054		1116
		1117	use overload
		1118	'""' => \&as_string,
		1119	fallback => 1;
		1120
1055	our $MAX_RESET = 7200;	1121	our $MAX_RESET = 3600;
1056	our $DEFAULT_RESET = 3600;	1122	our $DEFAULT_RESET = 3000;
1057		1123
1058	sub generate_random_map {	1124	sub generate_random_map {
1059	my ($path, $rmp) = @_;	1125	my ($self, $rmp) = @_;
1060		1126
1061	# mit "rum" bekleckern, nicht	1127	# mit "rum" bekleckern, nicht
1062	cf::map::_create_random_map	1128	$self->_create_random_map (
1063	$path,
1064	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1129	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1065	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1130	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1066	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1131	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1067	$rmp->{exit_on_final_map},	1132	$rmp->{exit_on_final_map},
1068	$rmp->{xsize}, $rmp->{ysize},	1133	$rmp->{xsize}, $rmp->{ysize},
1069	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1134	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1070	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1135	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1071	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1136	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1072	$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},
1073	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1138	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1074	(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, $path
1075	}	1258	}
1076		1259
1077	# and all this just because we cannot iterate over	1260	# and all this just because we cannot iterate over
1078	# all maps in C++...	1261	# all maps in C++...
1079	sub change_all_map_light {	1262	sub change_all_map_light {
1080	my ($change) = @_;	1263	my ($change) = @_;
1081		1264
1082	$_->change_map_light ($change) for values %cf::MAP;	1265	$_->change_map_light ($change)
		1266	for grep $_->outdoor, values %cf::MAP;
1083	}	1267	}
1084		1268
		1269	sub unlink_save {
		1270	my ($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
1085	sub try_load_header($) {	1277	sub load_header_from($) {
1086	my ($path) = @_;	1278	my ($self, $path) = @_;
1087		1279
1088	utf8::encode $path;	1280	utf8::encode $path;
1089	aio_open $path, O_RDONLY, 0	1281	aio_open $path, O_RDONLY, 0
1090	or return;	1282	or return;
1091		1283
1092	my $map = cf::map::new	1284	$self->_load_header ($path)
1093	or return;	1285	or return;
1094		1286
1095	$map->load_header ($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
1096	or return;	1315	or return;
1097		1316
1098	$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	}
1099		1322
1100	$map	1323	1
1101	}	1324	}
1102		1325
		1326	sub find;
1103	sub find_map {	1327	sub find {
1104	my ($path, $origin) = @_;	1328	my ($path, $origin) = @_;
1105		1329
1106	#warn "find_map<$path,$origin>\n";#d#
1107
1108	$path = new cf::path $path, $origin && $origin->path;	1330	$path = normalise $path, $origin && $origin->path;
1109	my $key = $path->as_string;
1110		1331
		1332	cf::lock_wait "map_find:$path";
		1333
1111	$cf::MAP{$key} \|\| do {	1334	$cf::MAP{$path} \|\| do {
1112	# do it the slow way	1335	my $guard = cf::lock_acquire "map_find:$path";
1113	my $map = try_load_header $path->save_path;	1336	my $map = new_from_path cf::map $path
1114
1115	if ($map) {
1116	# safety
1117	$map->{instantiate_time} = $cf::RUNTIME
1118	if $map->{instantiate_time} > $cf::RUNTIME;
1119	} else {
1120	if (my $rmp = $path->random_map_params) {
1121	$map = generate_random_map $key, $rmp;
1122	} else {
1123	$map = try_load_header $path->load_path;
1124	}
1125
1126	$map or return;	1337	or return;
1127		1338
1128	$map->{load_original} = 1;
1129	$map->{instantiate_time} = $cf::RUNTIME;
1130	$map->instantiate;
1131
1132	# per-player maps become, after loading, normal maps
1133	$map->per_player (0) if $path->{user_rel};
1134	}
1135
1136	$map->path ($key);
1137	$map->{path} = $path;
1138	$map->last_access ($cf::RUNTIME);	1339	$map->{last_save} = $cf::RUNTIME;
		1340
		1341	$map->load_header
		1342	or return;
1139		1343
1140	if ($map->should_reset) {	1344	if ($map->should_reset) {
		1345	$cf::WAIT_FOR_TICK->wait;
1141	$map->reset;	1346	$map->reset;
		1347	undef $guard;
1142	$map = find_map $path;	1348	$map = find $path
		1349	or return;
1143	}	1350	}
1144		1351
1145	$cf::MAP{$key} = $map	1352	$cf::MAP{$path} = $map
1146	}	1353	}
1147	}	1354	}
1148		1355
1149	sub load {	1356	sub load {
1150	my ($self) = @_;	1357	my ($self) = @_;
1151		1358
		1359	my $path = $self->{path};
		1360	my $guard = cf::lock_acquire "map_load:$path";
		1361
1152	return if $self->in_memory != cf::MAP_SWAPPED;	1362	return if $self->in_memory != cf::MAP_SWAPPED;
1153		1363
1154	$self->in_memory (cf::MAP_LOADING);	1364	$self->in_memory (cf::MAP_LOADING);
1155		1365
1156	my $path = $self->{path};
1157
1158	$self->alloc;	1366	$self->alloc;
1159	$self->load_objects ($self->{load_path}, 1)	1367	$self->_load_objects ($self->{load_path}, 1)
1160	or return;	1368	or return;
1161		1369
1162	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1370	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1163	if delete $self->{load_original};	1371	if delete $self->{load_original};
1164		1372
1165	if (my $uniq = $path->uniq_path) {	1373	if (my $uniq = $self->uniq_path) {
1166	utf8::encode $uniq;	1374	utf8::encode $uniq;
1167	if (aio_open $uniq, O_RDONLY, 0) {	1375	if (aio_open $uniq, O_RDONLY, 0) {
1168	$self->clear_unique_items;	1376	$self->clear_unique_items;
1169	$self->load_objects ($uniq, 0);	1377	$self->_load_objects ($uniq, 0);
1170	}	1378	}
1171	}	1379	}
		1380
		1381	Coro::cede;
1172		1382
1173	# now do the right thing for maps	1383	# now do the right thing for maps
1174	$self->link_multipart_objects;	1384	$self->link_multipart_objects;
1175		1385
1176	if ($self->{path}->is_style_map) {	1386	unless ($self->{deny_activate}) {
1177	$self->{deny_save} = 1;	1387	$self->decay_objects;
1178	$self->{deny_reset} = 1;
1179	} else {
1180	$self->fix_auto_apply;	1388	$self->fix_auto_apply;
1181	$self->decay_objects;
1182	$self->update_buttons;	1389	$self->update_buttons;
		1390	Coro::cede;
1183	$self->set_darkness_map;	1391	$self->set_darkness_map;
1184	$self->difficulty ($self->estimate_difficulty)	1392	$self->difficulty ($self->estimate_difficulty)
1185	unless $self->difficulty;	1393	unless $self->difficulty;
		1394	Coro::cede;
1186	$self->activate;	1395	$self->activate;
1187	}	1396	}
1188		1397
1189	$self->in_memory (cf::MAP_IN_MEMORY);	1398	$self->in_memory (cf::MAP_IN_MEMORY);
1190	}	1399	}
1191		1400
1192	sub load_map_sync {	1401	sub customise_for {
		1402	my ($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	$neigh->load;
		1431	}
		1432	}
		1433
		1434	sub find_sync {
1193	my ($path, $origin) = @_;	1435	my ($path, $origin) = @_;
1194		1436
1195	#warn "load_map_sync<$path, $origin>\n";#d#	1437	cf::sync_job { find $path, $origin }
		1438	}
1196		1439
1197	cf::sync_job {	1440	sub do_load_sync {
1198	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
1199	or return;	1451	or next;
1200	$map->load;	1452	$map->load;
1201	$map	1453
		1454	delete $MAP_PREFETCH{$path};
		1455	}
		1456	Coro::schedule;
1202	}	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	$MAP_PREFETCHER->ready;
		1471
		1472	()
1203	}	1473	}
1204		1474
1205	sub save {	1475	sub save {
1206	my ($self) = @_;	1476	my ($self) = @_;
1207		1477
1208	my $save = $self->{path}->save_path; utf8::encode $save;	1478	my $lock = cf::lock_acquire "map_data:" . $self->path;
1209	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;
1210		1479
1211	$self->{last_save} = $cf::RUNTIME;	1480	$self->{last_save} = $cf::RUNTIME;
1212		1481
1213	return unless $self->dirty;	1482	return unless $self->dirty;
1214		1483
		1484	my $save = $self->save_path; utf8::encode $save;
		1485	my $uniq = $self->uniq_path; utf8::encode $uniq;
		1486
1215	$self->{load_path} = $save;	1487	$self->{load_path} = $save;
1216		1488
1217	return if $self->{deny_save};	1489	return if $self->{deny_save};
1218		1490
		1491	local $self->{last_access} = $self->last_access;#d#
		1492
		1493	cf::async {
		1494	$_->contr->save for $self->players;
		1495	};
		1496
1219	if ($uniq) {	1497	if ($uniq) {
1220	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1498	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1221	$self->save_objects ($uniq, cf::IO_UNIQUES);	1499	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1222	} else {	1500	} else {
1223	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	1501	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
1224	}	1502	}
1225	}	1503	}
1226		1504
1227	sub swap_out {	1505	sub swap_out {
1228	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;
1229		1512
1230	return if $self->players;	1513	return if $self->players;
1231	return if $self->in_memory != cf::MAP_IN_MEMORY;	1514	return if $self->in_memory != cf::MAP_IN_MEMORY;
1232	return if $self->{deny_save};	1515	return if $self->{deny_save};
1233		1516
1234	$self->save;
1235	$self->clear;	1517	$self->clear;
1236	$self->in_memory (cf::MAP_SWAPPED);	1518	$self->in_memory (cf::MAP_SWAPPED);
1237	}	1519	}
1238		1520
1239	sub reset_at {	1521	sub reset_at {
1240	my ($self) = @_;	1522	my ($self) = @_;
1241		1523
1242	# TODO: safety, remove and allow resettable per-player maps	1524	# TODO: safety, remove and allow resettable per-player maps
1243	return 1e100 if $self->{path}{user_rel};	1525	return 1e99 if $self->isa ("ext::map_per_player");#d#
1244	return 1e100 if $self->{deny_reset};	1526	return 1e99 if $self->{deny_reset};
1245		1527
1246	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1528	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1247	my $to = $self->reset_timeout \|\| $DEFAULT_RESET;	1529	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1248	$to = $MAX_RESET if $to > $MAX_RESET;
1249		1530
1250	$time + $to	1531	$time + $to
1251	}	1532	}
1252		1533
1253	sub should_reset {	1534	sub should_reset {
1254	my ($self) = @_;	1535	my ($self) = @_;
1255		1536
1256	$self->reset_at <= $cf::RUNTIME	1537	$self->reset_at <= $cf::RUNTIME
1257	}	1538	}
1258		1539
1259	sub unlink_save {
1260	my ($self) = @_;
1261
1262	utf8::encode (my $save = $self->{path}->save_path);
1263	aioreq_pri 3; IO::AIO::aio_unlink $save;
1264	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1265	}
1266
1267	sub reset {	1540	sub reset {
1268	my ($self) = @_;	1541	my ($self) = @_;
1269		1542
		1543	my $lock = cf::lock_acquire "map_data:$self->{path}";
		1544
1270	return if $self->players;	1545	return if $self->players;
1271	return if $self->{path}{user_rel};#d#	1546	return if $self->isa ("ext::map_per_player");#d#
1272		1547
1273	warn "resetting map ", $self->path;#d#	1548	warn "resetting map ", $self->path;#d#
1274		1549
1275	delete $cf::MAP{$self->path};	1550	delete $cf::MAP{$self->path};
		1551
		1552	$self->in_memory (cf::MAP_SWAPPED);
		1553	$self->clear;
1276		1554
1277	$_->clear_links_to ($self) for values %cf::MAP;	1555	$_->clear_links_to ($self) for values %cf::MAP;
1278		1556
1279	$self->unlink_save;	1557	$self->unlink_save;
1280	$self->destroy;	1558	$self->destroy;
1281	}	1559	}
1282		1560
1283	sub customise_for {	1561	my $nuke_counter = "aaaa";
1284	my ($map, $ob) = @_;
1285		1562
1286	if ($map->per_player) {	1563	sub nuke {
1287	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1564	my ($self) = @_;
1288	}
1289		1565
1290	$map	1566	delete $cf::MAP{$self->path};
1291	}
1292		1567
1293	sub emergency_save {	1568	$self->unlink_save;
1294	local $cf::FREEZE = 1;
1295		1569
1296	warn "enter emergency map save\n";	1570	bless $self, "cf::map";
		1571	delete $self->{deny_reset};
		1572	$self->{deny_save} = 1;
		1573	$self->reset_timeout (1);
		1574	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1297		1575
1298	cf::sync_job {	1576	$cf::MAP{$self->path} = $self;
1299	warn "begin emergency map save\n";	1577
1300	$_->save for values %cf::MAP;	1578	$self->reset; # polite request, might not happen
		1579	}
		1580
		1581	=item cf::map::unique_maps
		1582
		1583	Returns an arrayref of paths of all shared maps that have
		1584	instantiated unique items. May block.
		1585
		1586	=cut
		1587
		1588	sub unique_maps() {
		1589	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1590	or return;
		1591
		1592	my @paths;
		1593
		1594	for (@$files) {
		1595	utf8::decode $_;
		1596	next if /\.pst$/;
		1597	next unless /^$PATH_SEP/o;
		1598
		1599	s/\.map$//;
		1600	push @paths, $_;
1301	};	1601	}
1302		1602
1303	warn "end emergency map save\n";	1603	\@paths
1304	}	1604	}
1305		1605
1306	package cf;	1606	package cf;
1307		1607
1308	=back	1608	=back
1309		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
1310		1636
1311	=head3 cf::object::player	1637	=head3 cf::object::player
1312		1638
1313	=over 4	1639	=over 4
1314		1640
…		…
1350	(ref $cf::CFG{"may_$access"}	1676	(ref $cf::CFG{"may_$access"}
1351	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	1677	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}
1352	: $cf::CFG{"may_$access"})	1678	: $cf::CFG{"may_$access"})
1353	}	1679	}
1354		1680
		1681	=item $player_object->enter_link
		1682
		1683	Freezes the player and moves him/her to a special map (C<{link}>).
		1684
		1685	The player should be reasonably safe there for short amounts of time. You
		1686	I<MUST> call C<leave_link> as soon as possible, though.
		1687
		1688	Will never block.
		1689
		1690	=item $player_object->leave_link ($map, $x, $y)
		1691
		1692	Moves the player out of the special C<{link}> map onto the specified
		1693	map. If the map is not valid (or omitted), the player will be moved back
		1694	to the location he/she was before the call to C<enter_link>, or, if that
		1695	fails, to the emergency map position.
		1696
		1697	Might block.
		1698
		1699	=cut
		1700
		1701	sub link_map {
		1702	unless ($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	$LINK_MAP
		1709	}
		1710
1355	sub cf::object::player::enter_link {	1711	sub cf::object::player::enter_link {
1356	my ($self) = @_;	1712	my ($self) = @_;
1357		1713
1358	return if $self->map == $LINK_MAP;	1714	$self->deactivate_recursive;
1359		1715
		1716	return if UNIVERSAL::isa $self->map, "ext::map_link";
		1717
1360	$self->{_link_pos} = [$self->map->{path}, $self->x, $self->y]	1718	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1361	if $self->map;	1719	if $self->map;
1362		1720
1363	$self->enter_map ($LINK_MAP, 20, 20);	1721	$self->enter_map ($LINK_MAP \|\| link_map, 20, 20);
1364	$self->deactivate_recursive;
1365	}	1722	}
1366		1723
1367	sub cf::object::player::leave_link {	1724	sub cf::object::player::leave_link {
1368	my ($self, $map, $x, $y) = @_;	1725	my ($self, $map, $x, $y) = @_;
1369		1726
1370	my $link_pos = delete $self->{_link_pos};	1727	my $link_pos = delete $self->{_link_pos};
1371		1728
1372	unless ($map) {	1729	unless ($map) {
1373	$self->message ("The exit is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1374
1375	# restore original map position	1730	# restore original map position
1376	($map, $x, $y) = @{ $link_pos \|\| [] };	1731	($map, $x, $y) = @{ $link_pos \|\| [] };
1377	$map = cf::map::find_map $map;	1732	$map = cf::map::find $map;
1378		1733
1379	unless ($map) {	1734	unless ($map) {
1380	($map, $x, $y) = @$EMERGENCY_POSITION;	1735	($map, $x, $y) = @$EMERGENCY_POSITION;
1381	$map = cf::map::find_map $map	1736	$map = cf::map::find $map
1382	or die "FATAL: cannot load emergency map\n";	1737	or die "FATAL: cannot load emergency map\n";
1383	}	1738	}
1384	}	1739	}
1385		1740
1386	($x, $y) = (-1, -1)	1741	($x, $y) = (-1, -1)
…		…
1389	# use -1 or undef as default coordinates, not 0, 0	1744	# use -1 or undef as default coordinates, not 0, 0
1390	($x, $y) = ($map->enter_x, $map->enter_y)	1745	($x, $y) = ($map->enter_x, $map->enter_y)
1391	if $x <=0 && $y <= 0;	1746	if $x <=0 && $y <= 0;
1392		1747
1393	$map->load;	1748	$map->load;
		1749	$map->load_diag;
1394		1750
		1751	return unless $self->contr->active;
1395	$self->activate_recursive;	1752	$self->activate_recursive;
1396	$self->enter_map ($map, $x, $y);	1753	$self->enter_map ($map, $x, $y);
1397	}	1754	}
1398		1755
		1756	cf::player->attach (
		1757	on_logout => sub {
		1758	my ($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
1399	=item $player_object->goto_map ($map, $x, $y)	1788	=item $player_object->goto ($path, $x, $y)
1400		1789
1401	=cut	1790	=cut
1402		1791
1403	sub cf::object::player::goto_map {	1792	sub cf::object::player::goto {
1404	my ($self, $path, $x, $y) = @_;	1793	my ($self, $path, $x, $y) = @_;
1405		1794
1406	$self->enter_link;	1795	$self->enter_link;
1407		1796
1408	(Coro::async {	1797	(async {
1409	$path = new cf::path $path;
1410
1411	my $map = cf::map::find_map $path->as_string;	1798	my $map = cf::map::find $path;
1412	$map = $map->customise_for ($self) if $map;	1799	$map = $map->customise_for ($self) if $map;
1413		1800
1414	warn "entering ", $map->path, " at ($x, $y)\n"	1801	# warn "entering ", $map->path, " at ($x, $y)\n"
1415	if $map;	1802	# if $map;
		1803
		1804	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1416		1805
1417	$self->leave_link ($map, $x, $y);	1806	$self->leave_link ($map, $x, $y);
1418	})->prio (1);	1807	})->prio (1);
1419	}	1808	}
1420		1809
…		…
1473		1862
1474	return unless $self->type == cf::PLAYER;	1863	return unless $self->type == cf::PLAYER;
1475		1864
1476	$self->enter_link;	1865	$self->enter_link;
1477		1866
1478	(Coro::async {	1867	(async {
		1868	$self->deactivate_recursive; # just to be sure
1479	unless (eval {	1869	unless (eval {
1480
1481	prepare_random_map $exit	1870	prepare_random_map $exit
1482	if $exit->slaying eq "/!";	1871	if $exit->slaying eq "/!";
1483		1872
1484	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;
1485	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1874	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1486		1875
1487	1;	1876	1;
1488	}) {	1877	}) {
1489	$self->message ("Something went wrong deep within the crossfire server. "	1878	$self->message ("Something went wrong deep within the crossfire server. "
1490	. "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. "
1491	. "Please report this to the dungeon master",	1880	. "Please report this to the dungeon master!",
1492	cf::NDI_UNIQUE \| cf::NDI_RED);	1881	cf::NDI_UNIQUE \| cf::NDI_RED);
1493		1882
1494	warn "ERROR in enter_exit: $@";	1883	warn "ERROR in enter_exit: $@";
1495	$self->leave_link;	1884	$self->leave_link;
1496	}	1885	}
…		…
1547	on_reply => sub {	1936	on_reply => sub {
1548	my ($ns, $msg) = @_;	1937	my ($ns, $msg) = @_;
1549		1938
1550	# this weird shuffling is so that direct followup queries	1939	# this weird shuffling is so that direct followup queries
1551	# get handled first	1940	# get handled first
1552	my $queue = delete $ns->{query_queue};	1941	my $queue = delete $ns->{query_queue}
		1942	or return; # be conservative, not sure how that can happen, but we saw a crash here
1553		1943
1554	(shift @$queue)->[1]->($msg);	1944	(shift @$queue)->[1]->($msg);
1555		1945
1556	push @{ $ns->{query_queue} }, @$queue;	1946	push @{ $ns->{query_queue} }, @$queue;
1557		1947
…		…
1563	}	1953	}
1564	}	1954	}
1565	},	1955	},
1566	);	1956	);
1567		1957
1568	=item $client->coro (\&cb)	1958	=item $client->async (\&cb)
1569		1959
1570	Create a new coroutine, running the specified callback. The coroutine will	1960	Create a new coroutine, running the specified callback. The coroutine will
1571	be automatically cancelled when the client gets destroyed (e.g. on logout,	1961	be automatically cancelled when the client gets destroyed (e.g. on logout,
1572	or loss of connection).	1962	or loss of connection).
1573		1963
1574	=cut	1964	=cut
1575		1965
1576	sub cf::client::coro {	1966	sub cf::client::async {
1577	my ($self, $cb) = @_;	1967	my ($self, $cb) = @_;
1578		1968
1579	my $coro; $coro = async {	1969	my $coro = &Coro::async ($cb);
1580	eval {
1581	$cb->();
1582	};
1583	warn $@ if $@;
1584	};
1585		1970
1586	$coro->on_destroy (sub {	1971	$coro->on_destroy (sub {
1587	delete $self->{_coro}{$coro+0};	1972	delete $self->{_coro}{$coro+0};
1588	});	1973	});
1589		1974
…		…
1761		2146
1762	{	2147	{
1763	my $path = cf::localdir . "/database.pst";	2148	my $path = cf::localdir . "/database.pst";
1764		2149
1765	sub db_load() {	2150	sub db_load() {
1766	warn "loading database $path\n";#d# remove later
1767	$DB = stat $path ? Storable::retrieve $path : { };	2151	$DB = stat $path ? Storable::retrieve $path : { };
1768	}	2152	}
1769		2153
1770	my $pid;	2154	my $pid;
1771		2155
1772	sub db_save() {	2156	sub db_save() {
1773	warn "saving database $path\n";#d# remove later
1774	waitpid $pid, 0 if $pid;	2157	waitpid $pid, 0 if $pid;
1775	if (0 == ($pid = fork)) {	2158	if (0 == ($pid = fork)) {
1776	$DB->{_meta}{version} = 1;	2159	$DB->{_meta}{version} = 1;
1777	Storable::nstore $DB, "$path~";	2160	Storable::nstore $DB, "$path~";
1778	rename "$path~", $path;	2161	rename "$path~", $path;
…		…
1826	open my $fh, "<:utf8", cf::confdir . "/config"	2209	open my $fh, "<:utf8", cf::confdir . "/config"
1827	or return;	2210	or return;
1828		2211
1829	local $/;	2212	local $/;
1830	*CFG = YAML::Syck::Load <$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	}
1831	}	2227	}
1832		2228
1833	sub main {	2229	sub main {
1834	# we must not ever block the main coroutine	2230	# we must not ever block the main coroutine
1835	local $Coro::idle = sub {	2231	local $Coro::idle = sub {
1836	Carp::cluck "FATAL: Coro::idle was called, major BUG\n";#d#	2232	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1837	(Coro::unblock_sub {	2233	(async {
1838	Event::one_event;	2234	Event::one_event;
1839	})->();	2235	})->prio (Coro::PRIO_MAX);
1840	};	2236	};
1841		2237
1842	cfg_load;	2238	cfg_load;
1843	db_load;	2239	db_load;
1844	load_extensions;	2240	load_extensions;
1845	Event::loop;	2241	Event::loop;
1846	}	2242	}
1847		2243
1848	#############################################################################	2244	#############################################################################
1849	# 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	$map->save;
		2282	}
		2283	warn "end emergency map save\n";
		2284	};
		2285
		2286	warn "leave emergency perl save\n";
		2287	}
1850		2288
1851	sub reload() {	2289	sub reload() {
1852	# can/must only be called in main	2290	# can/must only be called in main
1853	if ($Coro::current != $Coro::main) {	2291	if ($Coro::current != $Coro::main) {
1854	warn "can only reload from main coroutine\n";	2292	warn "can only reload from main coroutine\n";
1855	return;	2293	return;
1856	}	2294	}
1857		2295
1858	warn "reloading...";	2296	warn "reloading...";
1859		2297
1860	local $FREEZE = 1;	2298	warn "freezing server";
		2299	my $guard = freeze_mainloop;
1861	cf::emergency_save;	2300	cf::emergency_save;
		2301
		2302	warn "sync database to disk";
		2303	cf::db_sync;
		2304	IO::AIO::flush;
1862		2305
1863	eval {	2306	eval {
1864	# 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
1865		2308
1866	# cancel all watchers	2309	warn "cancel all watchers";
1867	for (Event::all_watchers) {	2310	for (Event::all_watchers) {
1868	$_->cancel if $_->data & WF_AUTOCANCEL;	2311	$_->cancel if $_->data & WF_AUTOCANCEL;
1869	}	2312	}
1870		2313
1871	# cancel all extension coros	2314	warn "cancel all extension coros";
1872	$_->cancel for values %EXT_CORO;	2315	$_->cancel for values %EXT_CORO;
1873	%EXT_CORO = ();	2316	%EXT_CORO = ();
1874		2317
		2318	warn "remove commands";
		2319	%COMMAND = ();
		2320
		2321	warn "remove ext commands";
		2322	%EXTCMD = ();
		2323
1875	# unload all extensions	2324	warn "unload/nuke all extensions";
1876	for (@exts) {	2325	for my $pkg (@EXTS) {
1877	warn "unloading <$_>";	2326	warn "... unloading $pkg";
1878	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: $@";
1879	}	2333	}
1880		2334
		2335	warn "... nuking $pkg";
		2336	Symbol::delete_package $pkg;
		2337	}
		2338
1881	# unload all modules loaded from $LIBDIR	2339	warn "unload all perl modules loaded from $LIBDIR";
1882	while (my ($k, $v) = each %INC) {	2340	while (my ($k, $v) = each %INC) {
1883	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2341	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
1884		2342
1885	warn "removing <$k>";	2343	warn "removing <$k>";
1886	delete $INC{$k};	2344	delete $INC{$k};
…		…
1893	}	2351	}
1894		2352
1895	Symbol::delete_package $k;	2353	Symbol::delete_package $k;
1896	}	2354	}
1897		2355
1898	# sync database to disk
1899	cf::db_sync;
1900	IO::AIO::flush;
1901
1902	# get rid of safe::, as good as possible	2356	warn "get rid of safe::, as good as possible";
1903	Symbol::delete_package "safe::$_"	2357	Symbol::delete_package "safe::$_"
1904	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);
1905		2359
1906	# remove register_script_function callbacks
1907	# TODO
1908
1909	# unload cf.pm "a bit"	2360	warn "unload cf.pm \"a bit\"";
1910	delete $INC{"cf.pm"};	2361	delete $INC{"cf.pm"};
1911		2362
1912	# don't, removes xs symbols, too,	2363	# don't, removes xs symbols, too,
1913	# and global variables created in xs	2364	# and global variables created in xs
1914	#Symbol::delete_package __PACKAGE__;	2365	#Symbol::delete_package __PACKAGE__;
1915		2366
1916	# reload cf.pm
1917	warn "reloading cf.pm";	2367	warn "reloading cf.pm";
1918	require cf;	2368	require cf;
1919	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2369	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
1920		2370
1921	# load config and database again	2371	warn "load config and database again";
1922	cf::cfg_load;	2372	cf::cfg_load;
1923	cf::db_load;	2373	cf::db_load;
1924		2374
1925	# load extensions
1926	warn "load extensions";	2375	warn "load extensions";
1927	cf::load_extensions;	2376	cf::load_extensions;
1928		2377
1929	# reattach attachments to objects	2378	warn "reattach attachments to objects/players";
1930	warn "reattach";
1931	_global_reattach;	2379	_global_reattach;
		2380	warn "reattach attachments to maps";
		2381	reattach $_ for values %MAP;
1932	};	2382	};
1933		2383
1934	if ($@) {	2384	if ($@) {
1935	warn $@;	2385	warn $@;
1936	warn "error while reloading, exiting.";	2386	warn "error while reloading, exiting.";
1937	exit 1;	2387	exit 1;
1938	}	2388	}
1939		2389
1940	warn "reloaded successfully";	2390	warn "reloaded";
1941	};	2391	};
1942		2392
1943	#############################################################################	2393	our $RELOAD_WATCHER; # used only during reload
1944
1945	unless ($LINK_MAP) {
1946	$LINK_MAP = cf::map::new;
1947
1948	$LINK_MAP->width (41);
1949	$LINK_MAP->height (41);
1950	$LINK_MAP->alloc;
1951	$LINK_MAP->path ("{link}");
1952	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
1953	$LINK_MAP->in_memory (MAP_IN_MEMORY);
1954
1955	# dirty hack because... archetypes are not yet loaded
1956	Event->timer (
1957	after => 2,
1958	cb => sub {
1959	$_[0]->w->cancel;
1960
1961	# provide some exits "home"
1962	my $exit = cf::object::new "exit";
1963
1964	$exit->slaying ($EMERGENCY_POSITION->[0]);
1965	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
1966	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
1967
1968	$LINK_MAP->insert ($exit->clone, 19, 19);
1969	$LINK_MAP->insert ($exit->clone, 19, 20);
1970	$LINK_MAP->insert ($exit->clone, 19, 21);
1971	$LINK_MAP->insert ($exit->clone, 20, 19);
1972	$LINK_MAP->insert ($exit->clone, 20, 21);
1973	$LINK_MAP->insert ($exit->clone, 21, 19);
1974	$LINK_MAP->insert ($exit->clone, 21, 20);
1975	$LINK_MAP->insert ($exit->clone, 21, 21);
1976
1977	$exit->destroy;
1978	});
1979
1980	$LINK_MAP->{deny_save} = 1;
1981	$LINK_MAP->{deny_reset} = 1;
1982
1983	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
1984	}
1985
1986	register "<global>", __PACKAGE__;
1987		2394
1988	register_command "reload" => sub {	2395	register_command "reload" => sub {
1989	my ($who, $arg) = @_;	2396	my ($who, $arg) = @_;
1990		2397
1991	if ($who->flag (FLAG_WIZ)) {	2398	if ($who->flag (FLAG_WIZ)) {
1992	$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 {
1993	reload;	2405	reload;
1994	$who->message ("end of reload.");	2406	undef $RELOAD_WATCHER;
		2407	});
1995	}	2408	}
1996	};	2409	};
1997		2410
1998	unshift @INC, $LIBDIR;	2411	unshift @INC, $LIBDIR;
1999		2412
…		…
2001	reentrant => 0,	2414	reentrant => 0,
2002	prio => 0,	2415	prio => 0,
2003	at => $NEXT_TICK \|\| $TICK,	2416	at => $NEXT_TICK \|\| $TICK,
2004	data => WF_AUTOCANCEL,	2417	data => WF_AUTOCANCEL,
2005	cb => sub {	2418	cb => sub {
2006	unless ($FREEZE) {	2419	$NOW = Event::time;
		2420
2007	cf::server_tick; # one server iteration	2421	cf::server_tick; # one server iteration
2008	$RUNTIME += $TICK;	2422	$RUNTIME += $TICK;
2009	}
2010
2011	$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;
2012		2427
2013	# 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
2014	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2429	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2015		2430
2016	$TICK_WATCHER->at ($NEXT_TICK);	2431	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2018	},	2433	},
2019	);	2434	);
2020		2435
2021	IO::AIO::max_poll_time $TICK * 0.2;	2436	IO::AIO::max_poll_time $TICK * 0.2;
2022		2437
2023	Event->io (	2438	$AIO_POLL_WATCHER = Event->io (
2024	fd => IO::AIO::poll_fileno,	2439	fd => IO::AIO::poll_fileno,
2025	poll => 'r',	2440	poll => 'r',
2026	prio => 5,	2441	prio => 5,
2027	data => WF_AUTOCANCEL,	2442	data => WF_AUTOCANCEL,
2028	cb => \&IO::AIO::poll_cb,	2443	cb => \&IO::AIO::poll_cb,
2029	);	2444	);
2030		2445
2031	Event->timer (	2446	$WRITE_RUNTIME_WATCHER = Event->timer (
2032	data => WF_AUTOCANCEL,	2447	data => WF_AUTOCANCEL,
2033	after => 0,	2448	after => 0,
2034	interval => 10,	2449	interval => 10,
2035	cb => sub {	2450	cb => sub {
2036	(Coro::unblock_sub {	2451	(Coro::unblock_sub {
…		…
2038	or warn "ERROR: unable to write runtime file: $!";	2453	or warn "ERROR: unable to write runtime file: $!";
2039	})->();	2454	})->();
2040	},	2455	},
2041	);	2456	);
2042		2457
		2458	END { cf::emergency_save }
		2459
2043	1	2460	1
2044		2461

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.112 by root, Mon Jan 1 13:31:47 2007 UTC vs. Revision 1.176 by root, Sun Jan 14 22:14:35 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.112 by root, Mon Jan 1 13:31:47 2007 UTC vs.
Revision 1.176 by root, Sun Jan 14 22:14:35 2007 UTC