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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.131 by root, Thu Jan 4 00:53:54 2007 UTC vs.
Revision 1.165 by root, Fri Jan 12 22:09:22 2007 UTC

…		…
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;
…		…
47	our %CFG;	52	our %CFG;
48		53
49	our $UPTIME; $UPTIME \|\|= time;	54	our $UPTIME; $UPTIME \|\|= time;
50	our $RUNTIME;	55	our $RUNTIME;
51		56
		57	our %PLAYER; # all users
52	our %MAP; # all maps	58	our %MAP; # all maps
53	our $LINK_MAP; # the special {link} map	59	our $LINK_MAP; # the special {link} map
54	our $FREEZE;
55	our $RANDOM_MAPS = cf::localdir . "/random";	60	our $RANDOM_MAPS = cf::localdir . "/random";
56	our %EXT_CORO;	61
		62	our $WAIT_FOR_TICK; $WAIT_FOR_TICK \|\|= new Coro::Signal;
		63	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE \|\|= new Coro::Signal;
57		64
58	binmode STDOUT;	65	binmode STDOUT;
59	binmode STDERR;	66	binmode STDERR;
60		67
61	# read virtual server time, if available	68	# read virtual server time, if available
…		…
106	=item %cf::CFG	113	=item %cf::CFG
107		114
108	Configuration for the server, loaded from C</etc/crossfire/config>, or	115	Configuration for the server, loaded from C</etc/crossfire/config>, or
109	from wherever your confdir points to.	116	from wherever your confdir points to.
110		117
		118	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		119
		120	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		121	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		122	processing has been done. Call C<< ->wait >> on them to maximise the
		123	window of cpu time available, or simply to synchronise to the server tick.
		124
111	=back	125	=back
112		126
113	=cut	127	=cut
114		128
115	BEGIN {	129	BEGIN {
…		…
118	utf8::encode $msg;	132	utf8::encode $msg;
119		133
120	$msg .= "\n"	134	$msg .= "\n"
121	unless $msg =~ /\n$/;	135	unless $msg =~ /\n$/;
122		136
123	LOG llevError, "cfperl: $msg";	137	LOG llevError, $msg;
124	};	138	};
125	}	139	}
126		140
127	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	141	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
128	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	142	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
146		160
147	$Event::DIED = sub {	161	$Event::DIED = sub {
148	warn "error in event callback: @_";	162	warn "error in event callback: @_";
149	};	163	};
150		164
151	my %ext_pkg;
152	my @exts;
153	my @hook;
154
155	=head2 UTILITY FUNCTIONS	165	=head2 UTILITY FUNCTIONS
156		166
157	=over 4	167	=over 4
158		168
		169	=item dumpval $ref
		170
159	=cut	171	=cut
		172
		173	sub dumpval {
		174	eval {
		175	local $SIG{__DIE__};
		176	my $d;
		177	if (1) {
		178	$d = new Data::Dumper([$_[0]], ["*var"]);
		179	$d->Terse(1);
		180	$d->Indent(2);
		181	$d->Quotekeys(0);
		182	$d->Useqq(1);
		183	#$d->Bless(...);
		184	$d->Seen($_[1]) if @_ > 1;
		185	$d = $d->Dump();
		186	}
		187	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		188	$d
		189	} \|\| "[unable to dump $_[0]: '$@']";
		190	}
160		191
161	use JSON::Syck (); # TODO# replace by JSON::PC once working	192	use JSON::Syck (); # TODO# replace by JSON::PC once working
162		193
163	=item $ref = cf::from_json $json	194	=item $ref = cf::from_json $json
164		195
…		…
180	sub to_json($) {	211	sub to_json($) {
181	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs	212	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
182	JSON::Syck::Dump $_[0]	213	JSON::Syck::Dump $_[0]
183	}	214	}
184		215
185	=item my $guard = cf::guard { BLOCK }
186
187	Run the given callback when the guard object gets destroyed (useful for
188	coroutine cancellations).
189
190	You can call C<< ->cancel >> on the guard object to stop the block from
191	being executed.
192
193	=cut
194
195	sub guard(&) {
196	bless \(my $cb = $_[0]), cf::guard::;
197	}
198
199	sub cf::guard::cancel {
200	${$_[0]} = sub { };
201	}
202
203	sub cf::guard::DESTROY {
204	${$_[0]}->();
205	}
206
207	=item cf::lock_wait $string	216	=item cf::lock_wait $string
208		217
209	Wait until the given lock is available. See cf::lock_acquire.	218	Wait until the given lock is available. See cf::lock_acquire.
210		219
211	=item my $lock = cf::lock_acquire $string	220	=item my $lock = cf::lock_acquire $string
212		221
213	Wait until the given lock is available and then acquires it and returns	222	Wait until the given lock is available and then acquires it and returns
214	a guard object. If the guard object gets destroyed (goes out of scope,	223	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
215	for example when the coroutine gets canceled), the lock is automatically	224	for example when the coroutine gets canceled), the lock is automatically
216	returned.	225	returned.
217		226
218	Lock names should begin with a unique identifier (for example, find_map	227	Lock names should begin with a unique identifier (for example, cf::map::find
219	uses map_find and load_map uses map_load).	228	uses map_find and cf::map::load uses map_load).
220		229
221	=cut	230	=cut
222		231
223	our %LOCK;	232	our %LOCK;
224		233
…		…
238	# wait, to be sure we are not locked	247	# wait, to be sure we are not locked
239	lock_wait $key;	248	lock_wait $key;
240		249
241	$LOCK{$key} = [];	250	$LOCK{$key} = [];
242		251
243	cf::guard {	252	Coro::guard {
244	# wake up all waiters, to be on the safe side	253	# wake up all waiters, to be on the safe side
245	$_->ready for @{ delete $LOCK{$key} };	254	$_->ready for @{ delete $LOCK{$key} };
246	}	255	}
247	}	256	}
248		257
		258	sub freeze_mainloop {
		259	return unless $TICK_WATCHER->is_active;
		260
		261	my $guard = Coro::guard { $TICK_WATCHER->start };
		262	$TICK_WATCHER->stop;
		263	$guard
		264	}
		265
249	=item cf::async { BLOCK }	266	=item cf::async { BLOCK }
250		267
251	Like C<Coro::async>, but runs the given BLOCK in an eval and only logs the	268	Currently the same as Coro::async_pool, meaning you cannot use
252	error instead of exiting the server in case of a problem.	269	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		270	thing you are allowed to do is call C<prio> on it.
253		271
254	=cut	272	=cut
255		273
256	sub async(&) {	274	BEGIN { *async = \&Coro::async_pool }
257	my ($cb) = @_;
258
259	Coro::async {
260	eval { $cb->() };
261	warn $@ if $@;
262	}
263	}
264		275
265	=item cf::sync_job { BLOCK }	276	=item cf::sync_job { BLOCK }
266		277
267	The design of crossfire+ requires that the main coro ($Coro::main) is	278	The design of crossfire+ requires that the main coro ($Coro::main) is
268	always able to handle events or runnable, as crossfire+ is only partly	279	always able to handle events or runnable, as crossfire+ is only partly
…		…
282	# this is the main coro, too bad, we have to block	293	# this is the main coro, too bad, we have to block
283	# till the operation succeeds, freezing the server :/	294	# till the operation succeeds, freezing the server :/
284		295
285	# TODO: use suspend/resume instead	296	# TODO: use suspend/resume instead
286	# (but this is cancel-safe)	297	# (but this is cancel-safe)
287	local $FREEZE = 1;	298	my $freeze_guard = freeze_mainloop;
288		299
289	my $busy = 1;	300	my $busy = 1;
290	my @res;	301	my @res;
291		302
292	(Coro::async {	303	(async {
293	@res = eval { $job->() };	304	@res = eval { $job->() };
294	warn $@ if $@;	305	warn $@ if $@;
295	undef $busy;	306	undef $busy;
296	})->prio (Coro::PRIO_MAX);	307	})->prio (Coro::PRIO_MAX);
297		308
298	while ($busy) {	309	while ($busy) {
299	Coro::cede_notself;	310	Coro::cede or Event::one_event;
300	Event::one_event unless Coro::nready;
301	}	311	}
302		312
303	wantarray ? @res : $res[0]	313	wantarray ? @res : $res[0]
304	} else {	314	} else {
305	# we are in another coroutine, how wonderful, everything just works	315	# we are in another coroutine, how wonderful, everything just works
306		316
307	$job->()	317	$job->()
308	}	318	}
309	}	319	}
310		320
311	=item $coro = cf::coro { BLOCK }	321	=item $coro = cf::async_ext { BLOCK }
312		322
313	Creates and returns a new coro. This coro is automcatially being canceled	323	Like async, but this coro is automatically being canceled when the
314	when the extension calling this is being unloaded.	324	extension calling this is being unloaded.
315		325
316	=cut	326	=cut
317		327
318	sub coro(&) {	328	sub async_ext(&) {
319	my $cb = shift;	329	my $cb = shift;
320		330
321	my $coro = &cf::async ($cb);	331	my $coro = &Coro::async ($cb);
322		332
323	$coro->on_destroy (sub {	333	$coro->on_destroy (sub {
324	delete $EXT_CORO{$coro+0};	334	delete $EXT_CORO{$coro+0};
325	});	335	});
326	$EXT_CORO{$coro+0} = $coro;	336	$EXT_CORO{$coro+0} = $coro;
…		…
356		366
357	#############################################################################	367	#############################################################################
358		368
359	package cf::path;	369	package cf::path;
360		370
		371	use overload
		372	'""' => \&as_string;
		373
		374	# used to convert map paths into valid unix filenames by repalcing / by ∕
		375	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
		376
		377	sub register {
		378	my ($pkg, $prefix) = @_;
		379
		380	$EXT_MAP{$prefix} = $pkg;
		381	}
		382
361	sub new {	383	sub new {
362	my ($class, $path, $base) = @_;	384	my ($class, $path, $base) = @_;
363		385
364	$path = $path->as_string if ref $path;	386	return $path if ref $path;
365		387
366	my $self = bless { }, $class;	388	my $self = {};
367		389
368	# {... are special paths that are not touched	390	# {... are special paths that are not being touched
369	# ?xxx/... are special absolute paths	391	# ?xxx/... are special absolute paths
370	# ?random/... random maps	392	# ?random/... random maps
371	# /! non-realised random map exit	393	# /! non-realised random map exit
372	# /... normal maps	394	# /... normal maps
373	# ~/... per-player maps without a specific player (DO NOT USE)	395	# ~/... per-player maps without a specific player (DO NOT USE)
374	# ~user/... per-player map of a specific user	396	# ~user/... per-player map of a specific user
375		397
		398	$path =~ s/$PATH_SEP/\//go;
		399
376	if ($path =~ /^{/) {	400	if ($path =~ /^{/) {
377	# fine as it is	401	# fine as it is
378	} elsif ($path =~ s{^\?random/}{}) {
379	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
380	$self->{random} = cf::from_json $data;
381	} else {	402	} else {
382	if ($path =~ s{^~([^/]+)?}{}) {	403	if ($path =~ s{^~([^/]+)?}{}) {
		404	# ~user
383	$self->{user_rel} = 1;	405	$self->{user_rel} = 1;
384		406
385	if (defined $1) {	407	if (defined $1) {
386	$self->{user} = $1;	408	$self->{user} = $1;
387	} elsif ($base =~ m{^~([^/]+)/}) {	409	} elsif ($base =~ m{^~([^/]+)/}) {
388	$self->{user} = $1;	410	$self->{user} = $1;
389	} else {	411	} else {
390	warn "cannot resolve user-relative path without user <$path,$base>\n";	412	warn "cannot resolve user-relative path without user <$path,$base>\n";
391	}	413	}
		414	} elsif ($path =~ s{^\?([^/]+)/}{}) {
		415	# ?...
		416	$self->{ext} = $1;
		417	if (my $ext = $EXT_MAP{$1}) {
		418	bless $self, $ext;
		419	}
392	} elsif ($path =~ /^\//) {	420	} elsif ($path =~ /^\//) {
		421	# /...
393	# already absolute	422	# already absolute
394	} else {	423	} else {
		424	# relative
395	$base =~ s{[^/]+/?$}{};	425	$base =~ s{[^/]+/?$}{};
396	return $class->new ("$base/$path");	426	return $class->new ("$base/$path");
397	}	427	}
398		428
399	for ($path) {	429	for ($path) {
…		…
402	}	432	}
403	}	433	}
404		434
405	$self->{path} = $path;	435	$self->{path} = $path;
406		436
		437	if ("HASH" eq ref $self) {
		438	bless $self, $class;
		439	} else {
		440	$self->init;
		441	}
		442
		443	for my $ext (values %EXT_MAP) {
		444	if (my $subst = $ext->substitute ($self)) {
		445	return $subst;
		446	}
		447	}
		448
407	$self	449	$self
		450	}
		451
		452	sub init {
		453	# nop
		454	}
		455
		456	sub substitute {
		457	()
408	}	458	}
409		459
410	# the name / primary key / in-game path	460	# the name / primary key / in-game path
411	sub as_string {	461	sub as_string {
412	my ($self) = @_;	462	my ($self) = @_;
413		463
414	$self->{user_rel} ? "~$self->{user}$self->{path}"	464	$self->{user_rel} ? "~$self->{user}$self->{path}"
415	: $self->{random} ? "?random/$self->{path}"	465	: $self->{ext} ? "?$self->{ext}/$self->{path}"
416	: $self->{path}	466	: $self->{path}
417	}	467	}
418		468
419	# the displayed name, this is a one way mapping	469	# the displayed name, this is a one way mapping
420	sub visible_name {	470	sub visible_name {
421	my ($self) = @_;	471	&as_string
422
423	# if (my $rmp = $self->{random}) {
424	# # todo: be more intelligent about this
425	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
426	# } else {
427	$self->as_string
428	# }
429	}	472	}
430		473
431	# escape the /'s in the path	474	# escape the /'s in the path
432	sub _escaped_path {	475	sub _escaped_path {
433	# ∕ is U+2215
434	(my $path = $_[0]{path}) =~ s/\//∕/g;	476	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		477
435	$path	478	$path
436	}	479	}
437		480
438	# the original (read-only) location	481	# the original (read-only) location
439	sub load_path {	482	sub load_path {
…		…
444		487
445	# the temporary/swap location	488	# the temporary/swap location
446	sub save_path {	489	sub save_path {
447	my ($self) = @_;	490	my ($self) = @_;
448		491
		492	$self->{user_rel}
449	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path	493	? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
450	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
451	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path	494	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
452	}	495	}
453		496
454	# the unique path, might be eq to save_path	497	# the unique path, undef == no special unique path
455	sub uniq_path {	498	sub uniq_path {
456	my ($self) = @_;	499	my ($self) = @_;
457		500
458	$self->{user_rel} \|\| $self->{random}	501	$self->{user_rel} \|\| $self->{ext}
459	? undef	502	? undef
460	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path	503	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
461	}	504	}
462		505
463	# return random map parameters, or undef	506	sub customise_for {
464	sub random_map_params {
465	my ($self) = @_;	507	my ($self, $map, $ob) = @_;
466		508
467	$self->{random}	509	if ($map->per_player) {
		510	return cf::map::find ("~" . $ob->name . "/" . $map->{path}{path});
		511	}
		512
		513	$map
468	}	514	}
469		515
470	# this is somewhat ugly, but style maps do need special treatment	516	# this is somewhat ugly, but style maps do need special treatment
471	sub is_style_map {	517	sub is_style_map {
472	$_[0]{path} =~ m{^/styles/}	518	$_[0]{path} =~ m{^/styles/}
		519	}
		520
		521	sub load_orig {
		522	my ($self) = @_;
		523
		524	&cf::map::load_map_header ($self->load_path)
		525	}
		526
		527	sub load_temp {
		528	my ($self) = @_;
		529
		530	&cf::map::load_map_header ($self->save_path)
		531	}
		532
		533	sub unlink_save {
		534	my ($self) = @_;
		535
		536	utf8::encode (my $save = $self->save_path);
		537	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
		538	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
473	}	539	}
474		540
475	package cf;	541	package cf;
476		542
477	#############################################################################	543	#############################################################################
…		…
927	=cut	993	=cut
928		994
929	sub register_extcmd {	995	sub register_extcmd {
930	my ($name, $cb) = @_;	996	my ($name, $cb) = @_;
931		997
932	my $caller = caller;
933	#warn "registering extcmd '$name' to '$caller'";
934
935	$EXTCMD{$name} = [$cb, $caller];	998	$EXTCMD{$name} = $cb;
936	}	999	}
937		1000
938	cf::player->attach (	1001	cf::player->attach (
939	on_command => sub {	1002	on_command => sub {
940	my ($pl, $name, $params) = @_;	1003	my ($pl, $name, $params) = @_;
…		…
953		1016
954	my $msg = eval { from_json $buf };	1017	my $msg = eval { from_json $buf };
955		1018
956	if (ref $msg) {	1019	if (ref $msg) {
957	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1020	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
958	if (my %reply = $cb->[0]->($pl, $msg)) {	1021	if (my %reply = $cb->($pl, $msg)) {
959	$pl->ext_reply ($msg->{msgid}, %reply);	1022	$pl->ext_reply ($msg->{msgid}, %reply);
960	}	1023	}
961	}	1024	}
962	} else {	1025	} else {
963	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1026	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
965		1028
966	cf::override;	1029	cf::override;
967	},	1030	},
968	);	1031	);
969		1032
970	sub register {
971	my ($base, $pkg) = @_;
972
973	#TODO
974	}
975
976	sub load_extension {	1033	sub load_extension {
977	my ($path) = @_;	1034	my ($path) = @_;
978		1035
979	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	1036	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
980	my $base = $1;	1037	my $base = $1;
981	my $pkg = $1;	1038	my $pkg = $1;
982	$pkg =~ s/[^[:word:]]/_/g;	1039	$pkg =~ s/[^[:word:]]/_/g;
983	$pkg = "ext::$pkg";	1040	$pkg = "ext::$pkg";
984		1041
985	warn "loading '$path' into '$pkg'\n";	1042	warn "... loading '$path' into '$pkg'\n";
986		1043
987	open my $fh, "<:utf8", $path	1044	open my $fh, "<:utf8", $path
988	or die "$path: $!";	1045	or die "$path: $!";
989		1046
990	my $source =	1047	my $source =
…		…
995		1052
996	eval $source	1053	eval $source
997	or die $@ ? "$path: $@\n"	1054	or die $@ ? "$path: $@\n"
998	: "extension disabled.\n";	1055	: "extension disabled.\n";
999		1056
1000	push @exts, $pkg;	1057	push @EXTS, $pkg;
1001	$ext_pkg{$base} = $pkg;
1002
1003	# no strict 'refs';
1004	# @{"$pkg\::ISA"} = ext::;
1005
1006	register $base, $pkg;
1007	}
1008
1009	sub unload_extension {
1010	my ($pkg) = @_;
1011
1012	warn "removing extension $pkg\n";
1013
1014	# remove hooks
1015	#TODO
1016	# for my $idx (0 .. $#PLUGIN_EVENT) {
1017	# delete $hook[$idx]{$pkg};
1018	# }
1019
1020	# remove commands
1021	for my $name (keys %COMMAND) {
1022	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1023
1024	if (@cb) {
1025	$COMMAND{$name} = \@cb;
1026	} else {
1027	delete $COMMAND{$name};
1028	}
1029	}
1030
1031	# remove extcmds
1032	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1033	delete $EXTCMD{$name};
1034	}
1035
1036	if (my $cb = $pkg->can ("unload")) {
1037	eval {
1038	$cb->($pkg);
1039	1
1040	} or warn "$pkg unloaded, but with errors: $@";
1041	}
1042
1043	Symbol::delete_package $pkg;
1044	}	1058	}
1045		1059
1046	sub load_extensions {	1060	sub load_extensions {
1047	for my $ext (<$LIBDIR/*.ext>) {	1061	for my $ext (<$LIBDIR/*.ext>) {
1048	next unless -r $ext;	1062	next unless -r $ext;
…		…
1066	};	1080	};
1067		1081
1068	cf::map->attach (prio => -10000, package => cf::mapsupport::);	1082	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1069		1083
1070	#############################################################################	1084	#############################################################################
1071	# load/save perl data associated with player->ob objects
1072
1073	sub all_objects(@) {
1074	@_, map all_objects ($_->inv), @_
1075	}
1076
1077	# TODO: compatibility cruft, remove when no longer needed
1078	cf::player->attach (
1079	on_load => sub {
1080	my ($pl, $path) = @_;
1081
1082	for my $o (all_objects $pl->ob) {
1083	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1084	$o->set_ob_key_value ("_perl_data");
1085
1086	%$o = %{ Storable::thaw pack "H*", $value };
1087	}
1088	}
1089	},
1090	);
1091
1092	#############################################################################
1093		1085
1094	=head2 CORE EXTENSIONS	1086	=head2 CORE EXTENSIONS
1095		1087
1096	Functions and methods that extend core crossfire objects.	1088	Functions and methods that extend core crossfire objects.
1097		1089
		1090	=cut
		1091
		1092	package cf::player;
		1093
		1094	use Coro::AIO;
		1095
1098	=head3 cf::player	1096	=head3 cf::player
1099		1097
1100	=over 4	1098	=over 4
1101		1099
1102	=item cf::player::exists $login	1100	=item cf::player::find $login
1103		1101
1104	Returns true when the given account exists.	1102	Returns the given player object, loading it if necessary (might block).
1105		1103
1106	=cut	1104	=cut
1107		1105
1108	sub cf::player::exists($) {	1106	sub playerdir($) {
1109	cf::player::find $_[0]	1107	cf::localdir
1110	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	1108	. "/"
		1109	. cf::playerdir
		1110	. "/"
		1111	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		1112	}
		1113
		1114	sub path($) {
		1115	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		1116
		1117	(playerdir $login) . "/$login.pl"
		1118	}
		1119
		1120	sub find_active($) {
		1121	$cf::PLAYER{$_[0]}
		1122	and $cf::PLAYER{$_[0]}->active
		1123	and $cf::PLAYER{$_[0]}
		1124	}
		1125
		1126	sub exists($) {
		1127	my ($login) = @_;
		1128
		1129	$cf::PLAYER{$login}
		1130	or cf::sync_job { !aio_stat $login }
		1131	}
		1132
		1133	sub find($) {
		1134	return $cf::PLAYER{$_[0]} \|\| do {
		1135	my $login = $_[0];
		1136
		1137	my $guard = cf::lock_acquire "user_find:$login";
		1138
		1139	$cf::PLAYER{$_[0]} \|\| do {
		1140	my $pl = load_pl path $login
		1141	or return;
		1142	$cf::PLAYER{$login} = $pl
		1143	}
		1144	}
		1145	}
		1146
		1147	sub save($) {
		1148	my ($pl) = @_;
		1149
		1150	return if $pl->{deny_save};
		1151
		1152	my $path = path $pl;
		1153	my $guard = cf::lock_acquire "user_save:$path";
		1154
		1155	return if $pl->{deny_save};
		1156
		1157	aio_mkdir playerdir $pl, 0770;
		1158	$pl->{last_save} = $cf::RUNTIME;
		1159
		1160	$pl->save_pl ($path);
		1161	Coro::cede;
		1162	}
		1163
		1164	sub new($) {
		1165	my ($login) = @_;
		1166
		1167	my $self = create;
		1168
		1169	$self->ob->name ($login);
		1170	$self->{deny_save} = 1;
		1171
		1172	$cf::PLAYER{$login} = $self;
		1173
		1174	$self
		1175	}
		1176
		1177	=item $pl->quit_character
		1178
		1179	Nukes the player without looking back. If logged in, the connection will
		1180	be destroyed. May block for a long time.
		1181
		1182	=cut
		1183
		1184	sub quit_character {
		1185	my ($pl) = @_;
		1186
		1187	$pl->{deny_save} = 1;
		1188	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1189
		1190	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1191	$pl->deactivate;
		1192	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1193	$pl->ns->destroy if $pl->ns;
		1194
		1195	my $path = playerdir $pl;
		1196	my $temp = "$path~$cf::RUNTIME~deleting~";
		1197	aio_rename $path, $temp;
		1198	delete $cf::PLAYER{$pl->ob->name};
		1199	$pl->destroy;
		1200	IO::AIO::aio_rmtree $temp;
		1201	}
		1202
		1203	=item cf::player::list_logins
		1204
		1205	Returns am arrayref of all valid playernames in the system, can take a
		1206	while and may block, so not sync_job-capable, ever.
		1207
		1208	=cut
		1209
		1210	sub list_logins {
		1211	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1212	or return [];
		1213
		1214	my @logins;
		1215
		1216	for my $login (@$dirs) {
		1217	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1218	aio_read $fh, 0, 512, my $buf, 0 or next;
		1219	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1220
		1221	utf8::decode $login;
		1222	push @logins, $login;
		1223	}
		1224
		1225	\@logins
		1226	}
		1227
		1228	=item $player->maps
		1229
		1230	Returns an arrayref of cf::path's of all maps that are private for this
		1231	player. May block.
		1232
		1233	=cut
		1234
		1235	sub maps($) {
		1236	my ($pl) = @_;
		1237
		1238	my $files = aio_readdir playerdir $pl
		1239	or return;
		1240
		1241	my @paths;
		1242
		1243	for (@$files) {
		1244	utf8::decode $_;
		1245	next if /\.(?:pl\|pst)$/;
		1246	next unless /^$PATH_SEP/o;
		1247
		1248	push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;
		1249	}
		1250
		1251	\@paths
1111	}	1252	}
1112		1253
1113	=item $player->ext_reply ($msgid, $msgtype, %msg)	1254	=item $player->ext_reply ($msgid, $msgtype, %msg)
1114		1255
1115	Sends an ext reply to the player.	1256	Sends an ext reply to the player.
1116		1257
1117	=cut	1258	=cut
1118		1259
1119	sub cf::player::ext_reply($$$%) {	1260	sub ext_reply($$$%) {
1120	my ($self, $id, %msg) = @_;	1261	my ($self, $id, %msg) = @_;
1121		1262
1122	$msg{msgid} = $id;	1263	$msg{msgid} = $id;
1123		1264
1124	$self->send ("ext " . to_json \%msg);	1265	$self->send ("ext " . cf::to_json \%msg);
1125	}	1266	}
		1267
		1268	package cf;
1126		1269
1127	=back	1270	=back
1128		1271
1129		1272
1130	=head3 cf::map	1273	=head3 cf::map
…		…
1136	package cf::map;	1279	package cf::map;
1137		1280
1138	use Fcntl;	1281	use Fcntl;
1139	use Coro::AIO;	1282	use Coro::AIO;
1140		1283
1141	our $MAX_RESET = 7200;	1284	our $MAX_RESET = 3600;
1142	our $DEFAULT_RESET = 3600;	1285	our $DEFAULT_RESET = 3000;
1143		1286
1144	sub generate_random_map {	1287	sub generate_random_map {
1145	my ($path, $rmp) = @_;	1288	my ($path, $rmp) = @_;
1146		1289
1147	# mit "rum" bekleckern, nicht	1290	# mit "rum" bekleckern, nicht
1148	cf::map::_create_random_map	1291	cf::map::_create_random_map (
1149	$path,	1292	$path,
1150	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1293	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1151	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1294	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1152	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1295	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1153	$rmp->{exit_on_final_map},	1296	$rmp->{exit_on_final_map},
…		…
1155	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1298	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1156	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1299	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1157	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1300	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1158	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1301	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1159	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1302	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1160	(cf::region::find $rmp->{region})	1303	(cf::region::find $rmp->{region}), $rmp->{custom}
		1304	)
1161	}	1305	}
1162		1306
1163	# and all this just because we cannot iterate over	1307	# and all this just because we cannot iterate over
1164	# all maps in C++...	1308	# all maps in C++...
1165	sub change_all_map_light {	1309	sub change_all_map_light {
…		…
1167		1311
1168	$_->change_map_light ($change)	1312	$_->change_map_light ($change)
1169	for grep $_->outdoor, values %cf::MAP;	1313	for grep $_->outdoor, values %cf::MAP;
1170	}	1314	}
1171		1315
1172	sub try_load_header($) {	1316	sub load_map_header($) {
1173	my ($path) = @_;	1317	my ($path) = @_;
1174		1318
1175	utf8::encode $path;	1319	utf8::encode $path;
1176	aio_open $path, O_RDONLY, 0	1320	aio_open $path, O_RDONLY, 0
1177	or return;	1321	or return;
1178		1322
1179	my $map = cf::map::new	1323	my $map = cf::map::new
1180	or return;	1324	or return;
1181		1325
		1326	# for better error messages only, will be overwritten later
		1327	$map->path ($path);
		1328
1182	$map->load_header ($path)	1329	$map->load_header ($path)
1183	or return;	1330	or return;
1184		1331
1185	$map->{load_path} = $path;	1332	$map->{load_path} = $path;
1186		1333
1187	$map	1334	$map
1188	}	1335	}
1189		1336
1190	sub find_map;	1337	sub find;
1191	sub find_map {	1338	sub find {
1192	my ($path, $origin) = @_;	1339	my ($path, $origin) = @_;
1193		1340
1194	#warn "find_map<$path,$origin>\n";#d#	1341	#warn "find<$path,$origin>\n";#d#
1195		1342
1196	$path = new cf::path $path, $origin && $origin->path;	1343	$path = new cf::path $path, $origin && $origin->path;
1197	my $key = $path->as_string;	1344	my $key = $path->as_string;
1198		1345
1199	cf::lock_wait "map_find:$key";	1346	cf::lock_wait "map_find:$key";
1200		1347
1201	$cf::MAP{$key} \|\| do {	1348	$cf::MAP{$key} \|\| do {
1202	my $guard = cf::lock_acquire "map_find:$key";	1349	my $guard = cf::lock_acquire "map_find:$key";
1203		1350
1204	# do it the slow way	1351	# do it the slow way
1205	my $map = try_load_header $path->save_path;	1352	my $map = $path->load_temp;
		1353
		1354	Coro::cede;
1206		1355
1207	if ($map) {	1356	if ($map) {
		1357	$map->last_access ((delete $map->{last_access})
		1358	\|\| $cf::RUNTIME); #d#
1208	# safety	1359	# safety
1209	$map->{instantiate_time} = $cf::RUNTIME	1360	$map->{instantiate_time} = $cf::RUNTIME
1210	if $map->{instantiate_time} > $cf::RUNTIME;	1361	if $map->{instantiate_time} > $cf::RUNTIME;
1211	} else {	1362	} else {
1212	if (my $rmp = $path->random_map_params) {	1363	$map = $path->load_orig
1213	$map = generate_random_map $key, $rmp;
1214	} else {
1215	$map = try_load_header $path->load_path;
1216	}
1217
1218	$map or return;	1364	or return;
1219		1365
1220	$map->{load_original} = 1;	1366	$map->{load_original} = 1;
1221	$map->{instantiate_time} = $cf::RUNTIME;	1367	$map->{instantiate_time} = $cf::RUNTIME;
		1368	$map->last_access ($cf::RUNTIME);
1222	$map->instantiate;	1369	$map->instantiate;
1223		1370
1224	# per-player maps become, after loading, normal maps	1371	# per-player maps become, after loading, normal maps
1225	$map->per_player (0) if $path->{user_rel};	1372	$map->per_player (0) if $path->{user_rel};
1226	}	1373	}
1227		1374
1228	$map->path ($key);	1375	$map->path ($key);
1229	$map->{path} = $path;	1376	$map->{path} = $path;
1230	$map->{last_save} = $cf::RUNTIME;	1377	$map->{last_save} = $cf::RUNTIME;
1231	$map->last_access ($cf::RUNTIME);	1378
		1379	Coro::cede;
1232		1380
1233	if ($map->should_reset) {	1381	if ($map->should_reset) {
1234	$map->reset;	1382	$map->reset;
1235	undef $guard;	1383	undef $guard;
1236	$map = find_map $path	1384	$map = find $path
1237	or return;	1385	or return;
1238	}	1386	}
1239		1387
1240	$cf::MAP{$key} = $map	1388	$cf::MAP{$key} = $map
1241	}	1389	}
…		…
1264	$self->clear_unique_items;	1412	$self->clear_unique_items;
1265	$self->load_objects ($uniq, 0);	1413	$self->load_objects ($uniq, 0);
1266	}	1414	}
1267	}	1415	}
1268		1416
		1417	Coro::cede;
		1418
1269	# now do the right thing for maps	1419	# now do the right thing for maps
1270	$self->link_multipart_objects;	1420	$self->link_multipart_objects;
1271		1421
1272	if ($self->{path}->is_style_map) {	1422	if ($self->{path}->is_style_map) {
1273	$self->{deny_save} = 1;	1423	$self->{deny_save} = 1;
1274	$self->{deny_reset} = 1;	1424	$self->{deny_reset} = 1;
1275	} else {	1425	} else {
		1426	$self->decay_objects;
1276	$self->fix_auto_apply;	1427	$self->fix_auto_apply;
1277	$self->decay_objects;
1278	$self->update_buttons;	1428	$self->update_buttons;
1279	$self->set_darkness_map;	1429	$self->set_darkness_map;
1280	$self->difficulty ($self->estimate_difficulty)	1430	$self->difficulty ($self->estimate_difficulty)
1281	unless $self->difficulty;	1431	unless $self->difficulty;
1282	$self->activate;	1432	$self->activate;
1283	}	1433	}
1284		1434
		1435	Coro::cede;
		1436
1285	$self->in_memory (cf::MAP_IN_MEMORY);	1437	$self->in_memory (cf::MAP_IN_MEMORY);
1286	}	1438	}
1287		1439
1288	sub load_map_sync {	1440	# find and load all maps in the 3x3 area around a map
		1441	sub load_diag {
		1442	my ($map) = @_;
		1443
		1444	my @diag; # diagonal neighbours
		1445
		1446	for (0 .. 3) {
		1447	my $neigh = $map->tile_path ($_)
		1448	or next;
		1449	$neigh = find $neigh, $map
		1450	or next;
		1451	$neigh->load;
		1452
		1453	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1454	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1455	}
		1456
		1457	for (@diag) {
		1458	my $neigh = find @$_
		1459	or next;
		1460	$neigh->load;
		1461	}
		1462	}
		1463
		1464	sub find_sync {
1289	my ($path, $origin) = @_;	1465	my ($path, $origin) = @_;
1290		1466
1291	#warn "load_map_sync<$path, $origin>\n";#d#	1467	cf::sync_job { find $path, $origin }
		1468	}
1292		1469
1293	cf::sync_job {	1470	sub do_load_sync {
1294	my $map = cf::map::find_map $path, $origin	1471	my ($map) = @_;
		1472
		1473	cf::sync_job { $map->load };
		1474	}
		1475
		1476	our %MAP_PREFETCH;
		1477	our $MAP_PREFETCHER = Coro::async {
		1478	while () {
		1479	while (%MAP_PREFETCH) {
		1480	my $key = each %MAP_PREFETCH
1295	or return;	1481	or next;
		1482	my $path = delete $MAP_PREFETCH{$key};
		1483
		1484	my $map = find $path
		1485	or next;
1296	$map->load;	1486	$map->load;
1297	$map	1487	}
		1488	Coro::schedule;
1298	}	1489	}
		1490	};
		1491
		1492	sub find_async {
		1493	my ($path, $origin) = @_;
		1494
		1495	$path = new cf::path $path, $origin && $origin->path;
		1496	my $key = $path->as_string;
		1497
		1498	if (my $map = $cf::MAP{$key}) {
		1499	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1500	}
		1501
		1502	$MAP_PREFETCH{$key} = $path;
		1503	$MAP_PREFETCHER->ready;
		1504
		1505	()
1299	}	1506	}
1300		1507
1301	sub save {	1508	sub save {
1302	my ($self) = @_;	1509	my ($self) = @_;
1303		1510
		1511	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1512
1304	$self->{last_save} = $cf::RUNTIME;	1513	$self->{last_save} = $cf::RUNTIME;
1305		1514
1306	return unless $self->dirty;	1515	return unless $self->dirty;
1307		1516
1308	my $save = $self->{path}->save_path; utf8::encode $save;	1517	my $save = $self->{path}->save_path; utf8::encode $save;
1309	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1518	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;
1310		1519
1311	$self->{load_path} = $save;	1520	$self->{load_path} = $save;
1312		1521
1313	return if $self->{deny_save};	1522	return if $self->{deny_save};
		1523
		1524	local $self->{last_access} = $self->last_access;#d#
		1525
		1526	cf::async {
		1527	$_->contr->save for $self->players;
		1528	};
1314		1529
1315	if ($uniq) {	1530	if ($uniq) {
1316	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1531	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1317	$self->save_objects ($uniq, cf::IO_UNIQUES);	1532	$self->save_objects ($uniq, cf::IO_UNIQUES);
1318	} else {	1533	} else {
…		…
1324	my ($self) = @_;	1539	my ($self) = @_;
1325		1540
1326	# save first because save cedes	1541	# save first because save cedes
1327	$self->save;	1542	$self->save;
1328		1543
		1544	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1545
1329	return if $self->players;	1546	return if $self->players;
1330	return if $self->in_memory != cf::MAP_IN_MEMORY;	1547	return if $self->in_memory != cf::MAP_IN_MEMORY;
1331	return if $self->{deny_save};	1548	return if $self->{deny_save};
1332		1549
1333	$self->clear;	1550	$self->clear;
…		…
1351	my ($self) = @_;	1568	my ($self) = @_;
1352		1569
1353	$self->reset_at <= $cf::RUNTIME	1570	$self->reset_at <= $cf::RUNTIME
1354	}	1571	}
1355		1572
1356	sub unlink_save {
1357	my ($self) = @_;
1358
1359	utf8::encode (my $save = $self->{path}->save_path);
1360	aioreq_pri 3; IO::AIO::aio_unlink $save;
1361	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1362	}
1363
1364	sub rename {	1573	sub rename {
1365	my ($self, $new_path) = @_;	1574	my ($self, $new_path) = @_;
1366		1575
1367	$self->unlink_save;	1576	$self->{path}->unlink_save;
1368		1577
1369	delete $cf::MAP{$self->path};	1578	delete $cf::MAP{$self->path};
1370	$self->{path} = new cf::path $new_path;	1579	$self->{path} = new cf::path $new_path;
1371	$self->path ($self->{path}->as_string);	1580	$self->path ($self->{path}->as_string);
1372	$cf::MAP{$self->path} = $self;	1581	$cf::MAP{$self->path} = $self;
…		…
1375	}	1584	}
1376		1585
1377	sub reset {	1586	sub reset {
1378	my ($self) = @_;	1587	my ($self) = @_;
1379		1588
		1589	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1590
1380	return if $self->players;	1591	return if $self->players;
1381	return if $self->{path}{user_rel};#d#	1592	return if $self->{path}{user_rel};#d#
1382		1593
1383	warn "resetting map ", $self->path;#d#	1594	warn "resetting map ", $self->path;#d#
1384		1595
1385	delete $cf::MAP{$self->path};	1596	delete $cf::MAP{$self->path};
1386		1597
1387	$_->clear_links_to ($self) for values %cf::MAP;	1598	$_->clear_links_to ($self) for values %cf::MAP;
1388		1599
1389	$self->unlink_save;	1600	$self->{path}->unlink_save;
1390	$self->destroy;	1601	$self->destroy;
1391	}	1602	}
1392		1603
1393	my $nuke_counter = "aaaa";	1604	my $nuke_counter = "aaaa";
1394		1605
…		…
1399	$self->reset_timeout (1);	1610	$self->reset_timeout (1);
1400	$self->rename ("{nuke}/" . ($nuke_counter++));	1611	$self->rename ("{nuke}/" . ($nuke_counter++));
1401	$self->reset; # polite request, might not happen	1612	$self->reset; # polite request, might not happen
1402	}	1613	}
1403		1614
1404	sub customise_for {	1615	=item cf::map::unique_maps
1405	my ($map, $ob) = @_;
1406		1616
1407	if ($map->per_player) {	1617	Returns an arrayref of cf::path's of all shared maps that have
1408	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1618	instantiated unique items. May block.
1409	}
1410		1619
1411	$map	1620	=cut
1412	}
1413		1621
1414	sub emergency_save {	1622	sub unique_maps() {
1415	local $cf::FREEZE = 1;	1623	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1624	or return;
1416		1625
1417	warn "enter emergency map save\n";	1626	my @paths;
1418		1627
1419	cf::sync_job {	1628	for (@$files) {
1420	warn "begin emergency map save\n";	1629	utf8::decode $_;
1421	$_->save for values %cf::MAP;	1630	next if /\.pst$/;
		1631	next unless /^$PATH_SEP/o;
		1632
		1633	push @paths, new cf::path $_;
1422	};	1634	}
1423		1635
1424	warn "end emergency map save\n";	1636	\@paths
1425	}	1637	}
1426		1638
1427	package cf;	1639	package cf;
1428		1640
1429	=back	1641	=back
1430		1642
		1643	=head3 cf::object
		1644
		1645	=cut
		1646
		1647	package cf::object;
		1648
		1649	=over 4
		1650
		1651	=item $ob->inv_recursive
		1652
		1653	Returns the inventory of the object _and_ their inventories, recursively.
		1654
		1655	=cut
		1656
		1657	sub inv_recursive_;
		1658	sub inv_recursive_ {
		1659	map { $_, inv_recursive_ $_->inv } @_
		1660	}
		1661
		1662	sub inv_recursive {
		1663	inv_recursive_ inv $_[0]
		1664	}
		1665
		1666	package cf;
		1667
		1668	=back
1431		1669
1432	=head3 cf::object::player	1670	=head3 cf::object::player
1433		1671
1434	=over 4	1672	=over 4
1435		1673
…		…
1510	my $link_pos = delete $self->{_link_pos};	1748	my $link_pos = delete $self->{_link_pos};
1511		1749
1512	unless ($map) {	1750	unless ($map) {
1513	# restore original map position	1751	# restore original map position
1514	($map, $x, $y) = @{ $link_pos \|\| [] };	1752	($map, $x, $y) = @{ $link_pos \|\| [] };
1515	$map = cf::map::find_map $map;	1753	$map = cf::map::find $map;
1516		1754
1517	unless ($map) {	1755	unless ($map) {
1518	($map, $x, $y) = @$EMERGENCY_POSITION;	1756	($map, $x, $y) = @$EMERGENCY_POSITION;
1519	$map = cf::map::find_map $map	1757	$map = cf::map::find $map
1520	or die "FATAL: cannot load emergency map\n";	1758	or die "FATAL: cannot load emergency map\n";
1521	}	1759	}
1522	}	1760	}
1523		1761
1524	($x, $y) = (-1, -1)	1762	($x, $y) = (-1, -1)
…		…
1527	# use -1 or undef as default coordinates, not 0, 0	1765	# use -1 or undef as default coordinates, not 0, 0
1528	($x, $y) = ($map->enter_x, $map->enter_y)	1766	($x, $y) = ($map->enter_x, $map->enter_y)
1529	if $x <=0 && $y <= 0;	1767	if $x <=0 && $y <= 0;
1530		1768
1531	$map->load;	1769	$map->load;
		1770	$map->load_diag;
1532		1771
		1772	return unless $self->contr->active;
1533	$self->activate_recursive;	1773	$self->activate_recursive;
1534	$self->enter_map ($map, $x, $y);	1774	$self->enter_map ($map, $x, $y);
1535	}	1775	}
1536		1776
1537	cf::player->attach (	1777	cf::player->attach (
…		…
1550		1790
1551	# try to abort aborted map switching on player login :)	1791	# try to abort aborted map switching on player login :)
1552	# should happen only on crashes	1792	# should happen only on crashes
1553	if ($pl->ob->{_link_pos}) {	1793	if ($pl->ob->{_link_pos}) {
1554	$pl->ob->enter_link;	1794	$pl->ob->enter_link;
1555	cf::async {	1795	(async {
1556	# we need this sleep as the login has a concurrent enter_exit running	1796	# we need this sleep as the login has a concurrent enter_exit running
1557	# and this sleep increases chances of the player not ending up in scorn	1797	# and this sleep increases chances of the player not ending up in scorn
		1798	$pl->ob->reply (undef,
		1799	"There was an internal problem at your last logout, "
		1800	. "the server will try to bring you to your intended destination in a second.",
		1801	cf::NDI_RED);
1558	Coro::Timer::sleep 1;	1802	Coro::Timer::sleep 1;
1559	$pl->ob->leave_link;	1803	$pl->ob->leave_link;
1560	};	1804	})->prio (2);
1561	}	1805	}
1562	},	1806	},
1563	);	1807	);
1564		1808
1565	=item $player_object->goto_map ($path, $x, $y)	1809	=item $player_object->goto ($path, $x, $y)
1566		1810
1567	=cut	1811	=cut
1568		1812
1569	sub cf::object::player::goto_map {	1813	sub cf::object::player::goto {
1570	my ($self, $path, $x, $y) = @_;	1814	my ($self, $path, $x, $y) = @_;
1571		1815
		1816	$path = new cf::path $path;
		1817
1572	$self->enter_link;	1818	$self->enter_link;
1573		1819
1574	(cf::async {	1820	(async {
1575	$path = new cf::path $path;
1576
1577	my $map = cf::map::find_map $path->as_string;	1821	my $map = cf::map::find $path->as_string;
1578	$map = $map->customise_for ($self) if $map;	1822	$map = $map->{path}->customise_for ($map, $self) if $map;
1579		1823
1580	# warn "entering ", $map->path, " at ($x, $y)\n"	1824	# warn "entering ", $map->path, " at ($x, $y)\n"
1581	# if $map;	1825	# if $map;
1582		1826
1583	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE \| cf::NDI_RED);	1827	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1584		1828
1585	$self->leave_link ($map, $x, $y);	1829	$self->leave_link ($map, $x, $y);
1586	})->prio (1);	1830	})->prio (1);
1587	}	1831	}
1588		1832
…		…
1641		1885
1642	return unless $self->type == cf::PLAYER;	1886	return unless $self->type == cf::PLAYER;
1643		1887
1644	$self->enter_link;	1888	$self->enter_link;
1645		1889
1646	(cf::async {	1890	(async {
		1891	$self->deactivate_recursive; # just to be sure
1647	unless (eval {	1892	unless (eval {
1648	prepare_random_map $exit	1893	prepare_random_map $exit
1649	if $exit->slaying eq "/!";	1894	if $exit->slaying eq "/!";
1650		1895
1651	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1896	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1652	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1897	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1653		1898
1654	1;	1899	1;
1655	}) {	1900	}) {
1656	$self->message ("Something went wrong deep within the crossfire server. "	1901	$self->message ("Something went wrong deep within the crossfire server. "
1657	. "I'll try to bring you back to the map you were before. "	1902	. "I'll try to bring you back to the map you were before. "
1658	. "Please report this to the dungeon master",	1903	. "Please report this to the dungeon master!",
1659	cf::NDI_UNIQUE \| cf::NDI_RED);	1904	cf::NDI_UNIQUE \| cf::NDI_RED);
1660		1905
1661	warn "ERROR in enter_exit: $@";	1906	warn "ERROR in enter_exit: $@";
1662	$self->leave_link;	1907	$self->leave_link;
1663	}	1908	}
…		…
1731	}	1976	}
1732	}	1977	}
1733	},	1978	},
1734	);	1979	);
1735		1980
1736	=item $client->coro (\&cb)	1981	=item $client->async (\&cb)
1737		1982
1738	Create a new coroutine, running the specified callback. The coroutine will	1983	Create a new coroutine, running the specified callback. The coroutine will
1739	be automatically cancelled when the client gets destroyed (e.g. on logout,	1984	be automatically cancelled when the client gets destroyed (e.g. on logout,
1740	or loss of connection).	1985	or loss of connection).
1741		1986
1742	=cut	1987	=cut
1743		1988
1744	sub cf::client::coro {	1989	sub cf::client::async {
1745	my ($self, $cb) = @_;	1990	my ($self, $cb) = @_;
1746		1991
1747	my $coro = &cf::async ($cb);	1992	my $coro = &Coro::async ($cb);
1748		1993
1749	$coro->on_destroy (sub {	1994	$coro->on_destroy (sub {
1750	delete $self->{_coro}{$coro+0};	1995	delete $self->{_coro}{$coro+0};
1751	});	1996	});
1752		1997
…		…
1990	local $/;	2235	local $/;
1991	*CFG = YAML::Syck::Load <$fh>;	2236	*CFG = YAML::Syck::Load <$fh>;
1992		2237
1993	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];	2238	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];
1994		2239
		2240	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2241	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2242
1995	if (exists $CFG{mlockall}) {	2243	if (exists $CFG{mlockall}) {
1996	eval {	2244	eval {
1997	$CFG{mlockall} ? &mlockall : &munlockall	2245	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
1998	and die "WARNING: m(un)lockall failed: $!\n";	2246	and die "WARNING: m(un)lockall failed: $!\n";
1999	};	2247	};
2000	warn $@ if $@;	2248	warn $@ if $@;
2001	}	2249	}
2002	}	2250	}
2003		2251
2004	sub main {	2252	sub main {
2005	# we must not ever block the main coroutine	2253	# we must not ever block the main coroutine
2006	local $Coro::idle = sub {	2254	local $Coro::idle = sub {
2007	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2255	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2008	(Coro::unblock_sub {
2009	Event::one_event;	2256	async { Event::one_event };
2010	})->();
2011	};	2257	};
2012		2258
2013	cfg_load;	2259	cfg_load;
2014	db_load;	2260	db_load;
2015	load_extensions;	2261	load_extensions;
2016	Event::loop;	2262	Event::loop;
2017	}	2263	}
2018		2264
2019	#############################################################################	2265	#############################################################################
2020	# initialisation	2266	# initialisation and cleanup
		2267
		2268	# install some emergency cleanup handlers
		2269	BEGIN {
		2270	for my $signal (qw(INT HUP TERM)) {
		2271	Event->signal (
		2272	data => WF_AUTOCANCEL,
		2273	signal => $signal,
		2274	cb => sub {
		2275	cf::cleanup "SIG$signal";
		2276	},
		2277	);
		2278	}
		2279	}
		2280
		2281	sub emergency_save() {
		2282	my $freeze_guard = cf::freeze_mainloop;
		2283
		2284	warn "enter emergency perl save\n";
		2285
		2286	cf::sync_job {
		2287	# use a peculiar iteration method to avoid tripping on perl
		2288	# refcount bugs in for. also avoids problems with players
		2289	# and maps saved/Destroyed asynchronously.
		2290	warn "begin emergency player save\n";
		2291	for my $login (keys %cf::PLAYER) {
		2292	my $pl = $cf::PLAYER{$login} or next;
		2293	$pl->valid or next;
		2294	$pl->save;
		2295	}
		2296	warn "end emergency player save\n";
		2297
		2298	warn "begin emergency map save\n";
		2299	for my $path (keys %cf::MAP) {
		2300	my $map = $cf::MAP{$path} or next;
		2301	$map->valid or next;
		2302	$map->save;
		2303	}
		2304	warn "end emergency map save\n";
		2305	};
		2306
		2307	warn "leave emergency perl save\n";
		2308	}
2021		2309
2022	sub reload() {	2310	sub reload() {
2023	# can/must only be called in main	2311	# can/must only be called in main
2024	if ($Coro::current != $Coro::main) {	2312	if ($Coro::current != $Coro::main) {
2025	warn "can only reload from main coroutine\n";	2313	warn "can only reload from main coroutine\n";
2026	return;	2314	return;
2027	}	2315	}
2028		2316
2029	warn "reloading...";	2317	warn "reloading...";
2030		2318
2031	local $FREEZE = 1;	2319	warn "freezing server";
		2320	my $guard = freeze_mainloop;
2032	cf::emergency_save;	2321	cf::emergency_save;
		2322
		2323	warn "sync database to disk";
		2324	cf::db_sync;
		2325	IO::AIO::flush;
2033		2326
2034	eval {	2327	eval {
2035	# if anything goes wrong in here, we should simply crash as we already saved	2328	# if anything goes wrong in here, we should simply crash as we already saved
2036		2329
2037	# cancel all watchers	2330	warn "cancel all watchers";
2038	for (Event::all_watchers) {	2331	for (Event::all_watchers) {
2039	$_->cancel if $_->data & WF_AUTOCANCEL;	2332	$_->cancel if $_->data & WF_AUTOCANCEL;
2040	}	2333	}
2041		2334
2042	# cancel all extension coros	2335	warn "cancel all extension coros";
2043	$_->cancel for values %EXT_CORO;	2336	$_->cancel for values %EXT_CORO;
2044	%EXT_CORO = ();	2337	%EXT_CORO = ();
2045		2338
		2339	warn "remove commands";
		2340	%COMMAND = ();
		2341
		2342	warn "remove ext commands";
		2343	%EXTCMD = ();
		2344
2046	# unload all extensions	2345	warn "unload/nuke all extensions";
2047	for (@exts) {	2346	for my $pkg (@EXTS) {
2048	warn "unloading <$_>";	2347	warn "... unloading $pkg";
2049	unload_extension $_;	2348
		2349	if (my $cb = $pkg->can ("unload")) {
		2350	eval {
		2351	$cb->($pkg);
		2352	1
		2353	} or warn "$pkg unloaded, but with errors: $@";
2050	}	2354	}
2051		2355
		2356	warn "... nuking $pkg";
		2357	Symbol::delete_package $pkg;
		2358	}
		2359
2052	# unload all modules loaded from $LIBDIR	2360	warn "unload all perl modules loaded from $LIBDIR";
2053	while (my ($k, $v) = each %INC) {	2361	while (my ($k, $v) = each %INC) {
2054	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2362	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2055		2363
2056	warn "removing <$k>";	2364	warn "removing <$k>";
2057	delete $INC{$k};	2365	delete $INC{$k};
…		…
2064	}	2372	}
2065		2373
2066	Symbol::delete_package $k;	2374	Symbol::delete_package $k;
2067	}	2375	}
2068		2376
2069	# sync database to disk
2070	cf::db_sync;
2071	IO::AIO::flush;
2072
2073	# get rid of safe::, as good as possible	2377	warn "get rid of safe::, as good as possible";
2074	Symbol::delete_package "safe::$_"	2378	Symbol::delete_package "safe::$_"
2075	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2379	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2076		2380
2077	# remove register_script_function callbacks
2078	# TODO
2079
2080	# unload cf.pm "a bit"	2381	warn "unload cf.pm \"a bit\"";
2081	delete $INC{"cf.pm"};	2382	delete $INC{"cf.pm"};
2082		2383
2083	# don't, removes xs symbols, too,	2384	# don't, removes xs symbols, too,
2084	# and global variables created in xs	2385	# and global variables created in xs
2085	#Symbol::delete_package __PACKAGE__;	2386	#Symbol::delete_package __PACKAGE__;
2086		2387
2087	# reload cf.pm
2088	warn "reloading cf.pm";	2388	warn "reloading cf.pm";
2089	require cf;	2389	require cf;
2090	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2390	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2091		2391
2092	# load config and database again	2392	warn "load config and database again";
2093	cf::cfg_load;	2393	cf::cfg_load;
2094	cf::db_load;	2394	cf::db_load;
2095		2395
2096	# load extensions
2097	warn "load extensions";	2396	warn "load extensions";
2098	cf::load_extensions;	2397	cf::load_extensions;
2099		2398
2100	# reattach attachments to objects	2399	warn "reattach attachments to objects/players";
2101	warn "reattach";
2102	_global_reattach;	2400	_global_reattach;
		2401	warn "reattach attachments to maps";
		2402	reattach $_ for values %MAP;
2103	};	2403	};
2104		2404
2105	if ($@) {	2405	if ($@) {
2106	warn $@;	2406	warn $@;
2107	warn "error while reloading, exiting.";	2407	warn "error while reloading, exiting.";
2108	exit 1;	2408	exit 1;
2109	}	2409	}
2110		2410
2111	warn "reloaded successfully";	2411	warn "reloaded";
2112	};	2412	};
2113		2413
2114	#############################################################################	2414	#############################################################################
2115		2415
2116	unless ($LINK_MAP) {	2416	unless ($LINK_MAP) {
…		…
2123	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";	2423	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2124	$LINK_MAP->in_memory (MAP_IN_MEMORY);	2424	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2125		2425
2126	# dirty hack because... archetypes are not yet loaded	2426	# dirty hack because... archetypes are not yet loaded
2127	Event->timer (	2427	Event->timer (
2128	after => 2,	2428	after => 10,
2129	cb => sub {	2429	cb => sub {
2130	$_[0]->w->cancel;	2430	$_[0]->w->cancel;
2131		2431
2132	# provide some exits "home"	2432	# provide some exits "home"
2133	my $exit = cf::object::new "exit";	2433	my $exit = cf::object::new "exit";
…		…
2152	$LINK_MAP->{deny_reset} = 1;	2452	$LINK_MAP->{deny_reset} = 1;
2153		2453
2154	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;	2454	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2155	}	2455	}
2156		2456
2157	register "<global>", __PACKAGE__;
2158
2159	register_command "reload" => sub {	2457	register_command "reload" => sub {
2160	my ($who, $arg) = @_;	2458	my ($who, $arg) = @_;
2161		2459
2162	if ($who->flag (FLAG_WIZ)) {	2460	if ($who->flag (FLAG_WIZ)) {
2163	$who->message ("start of reload.");	2461	$who->message ("start of reload.");
…		…
2172	reentrant => 0,	2470	reentrant => 0,
2173	prio => 0,	2471	prio => 0,
2174	at => $NEXT_TICK \|\| $TICK,	2472	at => $NEXT_TICK \|\| $TICK,
2175	data => WF_AUTOCANCEL,	2473	data => WF_AUTOCANCEL,
2176	cb => sub {	2474	cb => sub {
2177	unless ($FREEZE) {	2475	$NOW = Event::time;
		2476
2178	cf::server_tick; # one server iteration	2477	cf::server_tick; # one server iteration
2179	$RUNTIME += $TICK;	2478	$RUNTIME += $TICK;
2180	}
2181
2182	$NEXT_TICK += $TICK;	2479	$NEXT_TICK += $TICK;
		2480
		2481	$WAIT_FOR_TICK->broadcast;
		2482	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2183		2483
2184	# if we are delayed by four ticks or more, skip them all	2484	# if we are delayed by four ticks or more, skip them all
2185	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2485	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2186		2486
2187	$TICK_WATCHER->at ($NEXT_TICK);	2487	$TICK_WATCHER->at ($NEXT_TICK);

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.131 by root, Thu Jan 4 00:53:54 2007 UTC vs. Revision 1.165 by root, Fri Jan 12 22:09:22 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.131 by root, Thu Jan 4 00:53:54 2007 UTC vs.
Revision 1.165 by root, Fri Jan 12 22:09:22 2007 UTC