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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.134 by root, Thu Jan 4 17:28:49 2007 UTC vs.
Revision 1.163 by root, Thu Jan 11 01:01:56 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 $RANDOM_MAPS = cf::localdir . "/random";	60	our $RANDOM_MAPS = cf::localdir . "/random";
55	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;
56		64
57	binmode STDOUT;	65	binmode STDOUT;
58	binmode STDERR;	66	binmode STDERR;
59		67
60	# read virtual server time, if available	68	# read virtual server time, if available
…		…
105	=item %cf::CFG	113	=item %cf::CFG
106		114
107	Configuration for the server, loaded from C</etc/crossfire/config>, or	115	Configuration for the server, loaded from C</etc/crossfire/config>, or
108	from wherever your confdir points to.	116	from wherever your confdir points to.
109		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
110	=back	125	=back
111		126
112	=cut	127	=cut
113		128
114	BEGIN {	129	BEGIN {
…		…
117	utf8::encode $msg;	132	utf8::encode $msg;
118		133
119	$msg .= "\n"	134	$msg .= "\n"
120	unless $msg =~ /\n$/;	135	unless $msg =~ /\n$/;
121		136
122	LOG llevError, "cfperl: $msg";	137	LOG llevError, $msg;
123	};	138	};
124	}	139	}
125		140
126	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	141	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
127	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	142	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
145		160
146	$Event::DIED = sub {	161	$Event::DIED = sub {
147	warn "error in event callback: @_";	162	warn "error in event callback: @_";
148	};	163	};
149		164
150	my %ext_pkg;
151	my @exts;
152	my @hook;
153
154	=head2 UTILITY FUNCTIONS	165	=head2 UTILITY FUNCTIONS
155		166
156	=over 4	167	=over 4
157		168
		169	=item dumpval $ref
		170
158	=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	}
159		191
160	use JSON::Syck (); # TODO# replace by JSON::PC once working	192	use JSON::Syck (); # TODO# replace by JSON::PC once working
161		193
162	=item $ref = cf::from_json $json	194	=item $ref = cf::from_json $json
163		195
…		…
179	sub to_json($) {	211	sub to_json($) {
180	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs	212	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
181	JSON::Syck::Dump $_[0]	213	JSON::Syck::Dump $_[0]
182	}	214	}
183		215
184	=item my $guard = cf::guard { BLOCK }
185
186	Run the given callback when the guard object gets destroyed (useful for
187	coroutine cancellations).
188
189	You can call C<< ->cancel >> on the guard object to stop the block from
190	being executed.
191
192	=cut
193
194	sub guard(&) {
195	bless \(my $cb = $_[0]), cf::guard::;
196	}
197
198	sub cf::guard::cancel {
199	${$_[0]} = sub { };
200	}
201
202	sub cf::guard::DESTROY {
203	${$_[0]}->();
204	}
205
206	=item cf::lock_wait $string	216	=item cf::lock_wait $string
207		217
208	Wait until the given lock is available. See cf::lock_acquire.	218	Wait until the given lock is available. See cf::lock_acquire.
209		219
210	=item my $lock = cf::lock_acquire $string	220	=item my $lock = cf::lock_acquire $string
211		221
212	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
213	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,
214	for example when the coroutine gets canceled), the lock is automatically	224	for example when the coroutine gets canceled), the lock is automatically
215	returned.	225	returned.
216		226
217	Lock names should begin with a unique identifier (for example, cf::map::find	227	Lock names should begin with a unique identifier (for example, cf::map::find
218	uses map_find and cf::map::load uses map_load).	228	uses map_find and cf::map::load uses map_load).
…		…
237	# wait, to be sure we are not locked	247	# wait, to be sure we are not locked
238	lock_wait $key;	248	lock_wait $key;
239		249
240	$LOCK{$key} = [];	250	$LOCK{$key} = [];
241		251
242	cf::guard {	252	Coro::guard {
243	# wake up all waiters, to be on the safe side	253	# wake up all waiters, to be on the safe side
244	$_->ready for @{ delete $LOCK{$key} };	254	$_->ready for @{ delete $LOCK{$key} };
245	}	255	}
246	}	256	}
247		257
248	=item cf::async { BLOCK }
249
250	Like C<Coro::async>, but runs the given BLOCK in an eval and only logs the
251	error instead of exiting the server in case of a problem.
252
253	=cut
254
255	sub async(&) {
256	my ($cb) = @_;
257
258	Coro::async {
259	eval { $cb->() };
260	warn $@ if $@;
261	}
262	}
263
264	sub freeze_mainloop {	258	sub freeze_mainloop {
265	return unless $TICK_WATCHER->is_active;	259	return unless $TICK_WATCHER->is_active;
266		260
267	my $guard = guard { $TICK_WATCHER->start };	261	my $guard = Coro::guard { $TICK_WATCHER->start };
268	$TICK_WATCHER->stop;	262	$TICK_WATCHER->stop;
269	$guard	263	$guard
270	}	264	}
		265
		266	=item cf::async { BLOCK }
		267
		268	Currently the same as Coro::async_pool, meaning you cannot use
		269	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		270	thing you are allowed to do is call C<prio> on it.
		271
		272	=cut
		273
		274	BEGIN { *async = \&Coro::async_pool }
271		275
272	=item cf::sync_job { BLOCK }	276	=item cf::sync_job { BLOCK }
273		277
274	The design of crossfire+ requires that the main coro ($Coro::main) is	278	The design of crossfire+ requires that the main coro ($Coro::main) is
275	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
…		…
294	my $freeze_guard = freeze_mainloop;	298	my $freeze_guard = freeze_mainloop;
295		299
296	my $busy = 1;	300	my $busy = 1;
297	my @res;	301	my @res;
298		302
299	(Coro::async {	303	(async {
300	@res = eval { $job->() };	304	@res = eval { $job->() };
301	warn $@ if $@;	305	warn $@ if $@;
302	undef $busy;	306	undef $busy;
303	})->prio (Coro::PRIO_MAX);	307	})->prio (Coro::PRIO_MAX);
304		308
305	while ($busy) {	309	while ($busy) {
306	Coro::cede_notself;	310	Coro::cede or Event::one_event;
307	Event::one_event unless Coro::nready;
308	}	311	}
309		312
310	wantarray ? @res : $res[0]	313	wantarray ? @res : $res[0]
311	} else {	314	} else {
312	# we are in another coroutine, how wonderful, everything just works	315	# we are in another coroutine, how wonderful, everything just works
313		316
314	$job->()	317	$job->()
315	}	318	}
316	}	319	}
317		320
318	=item $coro = cf::coro { BLOCK }	321	=item $coro = cf::async_ext { BLOCK }
319		322
320	Creates and returns a new coro. This coro is automcatially being canceled	323	Like async, but this coro is automatically being canceled when the
321	when the extension calling this is being unloaded.	324	extension calling this is being unloaded.
322		325
323	=cut	326	=cut
324		327
325	sub coro(&) {	328	sub async_ext(&) {
326	my $cb = shift;	329	my $cb = shift;
327		330
328	my $coro = &cf::async ($cb);	331	my $coro = &Coro::async ($cb);
329		332
330	$coro->on_destroy (sub {	333	$coro->on_destroy (sub {
331	delete $EXT_CORO{$coro+0};	334	delete $EXT_CORO{$coro+0};
332	});	335	});
333	$EXT_CORO{$coro+0} = $coro;	336	$EXT_CORO{$coro+0} = $coro;
…		…
363		366
364	#############################################################################	367	#############################################################################
365		368
366	package cf::path;	369	package cf::path;
367		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} = $pkg;
		381	}
		382
368	sub new {	383	sub new {
369	my ($class, $path, $base) = @_;	384	my ($class, $path, $base) = @_;
370		385
371	$path = $path->as_string if ref $path;	386	return $path if ref $path;
372		387
373	my $self = bless { }, $class;	388	my $self = {};
374		389
375	# {... are special paths that are not touched	390	# {... are special paths that are not being touched
376	# ?xxx/... are special absolute paths	391	# ?xxx/... are special absolute paths
377	# ?random/... random maps	392	# ?random/... random maps
378	# /! non-realised random map exit	393	# /! non-realised random map exit
379	# /... normal maps	394	# /... normal maps
380	# ~/... per-player maps without a specific player (DO NOT USE)	395	# ~/... per-player maps without a specific player (DO NOT USE)
381	# ~user/... per-player map of a specific user	396	# ~user/... per-player map of a specific user
382		397
		398	$path =~ s/$PATH_SEP/\//go;
		399
383	if ($path =~ /^{/) {	400	if ($path =~ /^{/) {
384	# fine as it is	401	# fine as it is
385	} elsif ($path =~ s{^\?random/}{}) {
386	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
387	$self->{random} = cf::from_json $data;
388	} else {	402	} else {
389	if ($path =~ s{^~([^/]+)?}{}) {	403	if ($path =~ s{^~([^/]+)?}{}) {
		404	# ~user
390	$self->{user_rel} = 1;	405	$self->{user_rel} = 1;
391		406
392	if (defined $1) {	407	if (defined $1) {
393	$self->{user} = $1;	408	$self->{user} = $1;
394	} elsif ($base =~ m{^~([^/]+)/}) {	409	} elsif ($base =~ m{^~([^/]+)/}) {
395	$self->{user} = $1;	410	$self->{user} = $1;
396	} else {	411	} else {
397	warn "cannot resolve user-relative path without user <$path,$base>\n";	412	warn "cannot resolve user-relative path without user <$path,$base>\n";
398	}	413	}
		414	} elsif ($path =~ s{^\?([^/]+)/}{}) {
		415	# ?...
		416	$self->{ext} = $1;
		417	if (my $ext = $EXT_MAP{$1}) {
		418	bless $self, $ext;
		419	}
399	} elsif ($path =~ /^\//) {	420	} elsif ($path =~ /^\//) {
		421	# /...
400	# already absolute	422	# already absolute
401	} else {	423	} else {
		424	# relative
402	$base =~ s{[^/]+/?$}{};	425	$base =~ s{[^/]+/?$}{};
403	return $class->new ("$base/$path");	426	return $class->new ("$base/$path");
404	}	427	}
405		428
406	for ($path) {	429	for ($path) {
…		…
409	}	432	}
410	}	433	}
411		434
412	$self->{path} = $path;	435	$self->{path} = $path;
413		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
414	$self	449	$self
		450	}
		451
		452	sub init {
		453	# nop
		454	}
		455
		456	sub substitute {
		457	()
415	}	458	}
416		459
417	# the name / primary key / in-game path	460	# the name / primary key / in-game path
418	sub as_string {	461	sub as_string {
419	my ($self) = @_;	462	my ($self) = @_;
420		463
421	$self->{user_rel} ? "~$self->{user}$self->{path}"	464	$self->{user_rel} ? "~$self->{user}$self->{path}"
422	: $self->{random} ? "?random/$self->{path}"	465	: $self->{ext} ? "?$self->{ext}/$self->{path}"
423	: $self->{path}	466	: $self->{path}
424	}	467	}
425		468
426	# the displayed name, this is a one way mapping	469	# the displayed name, this is a one way mapping
427	sub visible_name {	470	sub visible_name {
428	my ($self) = @_;	471	&as_string
429
430	# if (my $rmp = $self->{random}) {
431	# # todo: be more intelligent about this
432	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
433	# } else {
434	$self->as_string
435	# }
436	}	472	}
437		473
438	# escape the /'s in the path	474	# escape the /'s in the path
439	sub _escaped_path {	475	sub _escaped_path {
440	# ∕ is U+2215
441	(my $path = $_[0]{path}) =~ s/\//∕/g;	476	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		477
442	$path	478	$path
443	}	479	}
444		480
445	# the original (read-only) location	481	# the original (read-only) location
446	sub load_path {	482	sub load_path {
…		…
451		487
452	# the temporary/swap location	488	# the temporary/swap location
453	sub save_path {	489	sub save_path {
454	my ($self) = @_;	490	my ($self) = @_;
455		491
		492	$self->{user_rel}
456	$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
457	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
458	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path	494	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
459	}	495	}
460		496
461	# the unique path, might be eq to save_path	497	# the unique path, undef == no special unique path
462	sub uniq_path {	498	sub uniq_path {
463	my ($self) = @_;	499	my ($self) = @_;
464		500
465	$self->{user_rel} \|\| $self->{random}
466	? undef
467	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path	501	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
468	}
469
470	# return random map parameters, or undef
471	sub random_map_params {
472	my ($self) = @_;
473
474	$self->{random}
475	}	502	}
476		503
477	# this is somewhat ugly, but style maps do need special treatment	504	# this is somewhat ugly, but style maps do need special treatment
478	sub is_style_map {	505	sub is_style_map {
479	$_[0]{path} =~ m{^/styles/}	506	$_[0]{path} =~ m{^/styles/}
		507	}
		508
		509	sub load_orig {
		510	my ($self) = @_;
		511
		512	&cf::map::load_map_header ($self->load_path)
		513	}
		514
		515	sub load_temp {
		516	my ($self) = @_;
		517
		518	&cf::map::load_map_header ($self->save_path)
480	}	519	}
481		520
482	package cf;	521	package cf;
483		522
484	#############################################################################	523	#############################################################################
…		…
934	=cut	973	=cut
935		974
936	sub register_extcmd {	975	sub register_extcmd {
937	my ($name, $cb) = @_;	976	my ($name, $cb) = @_;
938		977
939	my $caller = caller;
940	#warn "registering extcmd '$name' to '$caller'";
941
942	$EXTCMD{$name} = [$cb, $caller];	978	$EXTCMD{$name} = $cb;
943	}	979	}
944		980
945	cf::player->attach (	981	cf::player->attach (
946	on_command => sub {	982	on_command => sub {
947	my ($pl, $name, $params) = @_;	983	my ($pl, $name, $params) = @_;
…		…
960		996
961	my $msg = eval { from_json $buf };	997	my $msg = eval { from_json $buf };
962		998
963	if (ref $msg) {	999	if (ref $msg) {
964	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1000	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
965	if (my %reply = $cb->[0]->($pl, $msg)) {	1001	if (my %reply = $cb->($pl, $msg)) {
966	$pl->ext_reply ($msg->{msgid}, %reply);	1002	$pl->ext_reply ($msg->{msgid}, %reply);
967	}	1003	}
968	}	1004	}
969	} else {	1005	} else {
970	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1006	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
972		1008
973	cf::override;	1009	cf::override;
974	},	1010	},
975	);	1011	);
976		1012
977	sub register {
978	my ($base, $pkg) = @_;
979
980	#TODO
981	}
982
983	sub load_extension {	1013	sub load_extension {
984	my ($path) = @_;	1014	my ($path) = @_;
985		1015
986	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	1016	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
987	my $base = $1;	1017	my $base = $1;
988	my $pkg = $1;	1018	my $pkg = $1;
989	$pkg =~ s/[^[:word:]]/_/g;	1019	$pkg =~ s/[^[:word:]]/_/g;
990	$pkg = "ext::$pkg";	1020	$pkg = "ext::$pkg";
991		1021
992	warn "loading '$path' into '$pkg'\n";	1022	warn "... loading '$path' into '$pkg'\n";
993		1023
994	open my $fh, "<:utf8", $path	1024	open my $fh, "<:utf8", $path
995	or die "$path: $!";	1025	or die "$path: $!";
996		1026
997	my $source =	1027	my $source =
…		…
1002		1032
1003	eval $source	1033	eval $source
1004	or die $@ ? "$path: $@\n"	1034	or die $@ ? "$path: $@\n"
1005	: "extension disabled.\n";	1035	: "extension disabled.\n";
1006		1036
1007	push @exts, $pkg;	1037	push @EXTS, $pkg;
1008	$ext_pkg{$base} = $pkg;
1009
1010	# no strict 'refs';
1011	# @{"$pkg\::ISA"} = ext::;
1012
1013	register $base, $pkg;
1014	}
1015
1016	sub unload_extension {
1017	my ($pkg) = @_;
1018
1019	warn "removing extension $pkg\n";
1020
1021	# remove hooks
1022	#TODO
1023	# for my $idx (0 .. $#PLUGIN_EVENT) {
1024	# delete $hook[$idx]{$pkg};
1025	# }
1026
1027	# remove commands
1028	for my $name (keys %COMMAND) {
1029	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1030
1031	if (@cb) {
1032	$COMMAND{$name} = \@cb;
1033	} else {
1034	delete $COMMAND{$name};
1035	}
1036	}
1037
1038	# remove extcmds
1039	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1040	delete $EXTCMD{$name};
1041	}
1042
1043	if (my $cb = $pkg->can ("unload")) {
1044	eval {
1045	$cb->($pkg);
1046	1
1047	} or warn "$pkg unloaded, but with errors: $@";
1048	}
1049
1050	Symbol::delete_package $pkg;
1051	}	1038	}
1052		1039
1053	sub load_extensions {	1040	sub load_extensions {
1054	for my $ext (<$LIBDIR/*.ext>) {	1041	for my $ext (<$LIBDIR/*.ext>) {
1055	next unless -r $ext;	1042	next unless -r $ext;
…		…
1073	};	1060	};
1074		1061
1075	cf::map->attach (prio => -10000, package => cf::mapsupport::);	1062	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1076		1063
1077	#############################################################################	1064	#############################################################################
1078	# load/save perl data associated with player->ob objects
1079
1080	sub all_objects(@) {
1081	@_, map all_objects ($_->inv), @_
1082	}
1083
1084	# TODO: compatibility cruft, remove when no longer needed
1085	cf::player->attach (
1086	on_load => sub {
1087	my ($pl, $path) = @_;
1088
1089	for my $o (all_objects $pl->ob) {
1090	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1091	$o->set_ob_key_value ("_perl_data");
1092
1093	%$o = %{ Storable::thaw pack "H*", $value };
1094	}
1095	}
1096	},
1097	);
1098
1099	#############################################################################
1100		1065
1101	=head2 CORE EXTENSIONS	1066	=head2 CORE EXTENSIONS
1102		1067
1103	Functions and methods that extend core crossfire objects.	1068	Functions and methods that extend core crossfire objects.
1104		1069
		1070	=cut
		1071
		1072	package cf::player;
		1073
		1074	use Coro::AIO;
		1075
1105	=head3 cf::player	1076	=head3 cf::player
1106		1077
1107	=over 4	1078	=over 4
1108		1079
1109	=item cf::player::exists $login	1080	=item cf::player::find $login
1110		1081
1111	Returns true when the given account exists.	1082	Returns the given player object, loading it if necessary (might block).
1112		1083
1113	=cut	1084	=cut
1114		1085
1115	sub cf::player::exists($) {	1086	sub playerdir($) {
1116	cf::player::find $_[0]	1087	cf::localdir
1117	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	1088	. "/"
		1089	. cf::playerdir
		1090	. "/"
		1091	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		1092	}
		1093
		1094	sub path($) {
		1095	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		1096
		1097	(playerdir $login) . "/$login.pl"
		1098	}
		1099
		1100	sub find_active($) {
		1101	$cf::PLAYER{$_[0]}
		1102	and $cf::PLAYER{$_[0]}->active
		1103	and $cf::PLAYER{$_[0]}
		1104	}
		1105
		1106	sub exists($) {
		1107	my ($login) = @_;
		1108
		1109	$cf::PLAYER{$login}
		1110	or cf::sync_job { !aio_stat $login }
		1111	}
		1112
		1113	sub find($) {
		1114	return $cf::PLAYER{$_[0]} \|\| do {
		1115	my $login = $_[0];
		1116
		1117	my $guard = cf::lock_acquire "user_find:$login";
		1118
		1119	$cf::PLAYER{$_[0]} \|\| do {
		1120	my $pl = load_pl path $login
		1121	or return;
		1122	$cf::PLAYER{$login} = $pl
		1123	}
		1124	}
		1125	}
		1126
		1127	sub save($) {
		1128	my ($pl) = @_;
		1129
		1130	return if $pl->{deny_save};
		1131
		1132	my $path = path $pl;
		1133	my $guard = cf::lock_acquire "user_save:$path";
		1134
		1135	return if $pl->{deny_save};
		1136
		1137	aio_mkdir playerdir $pl, 0770;
		1138	$pl->{last_save} = $cf::RUNTIME;
		1139
		1140	$pl->save_pl ($path);
		1141	Coro::cede;
		1142	}
		1143
		1144	sub new($) {
		1145	my ($login) = @_;
		1146
		1147	my $self = create;
		1148
		1149	$self->ob->name ($login);
		1150	$self->{deny_save} = 1;
		1151
		1152	$cf::PLAYER{$login} = $self;
		1153
		1154	$self
		1155	}
		1156
		1157	=item $pl->quit_character
		1158
		1159	Nukes the player without looking back. If logged in, the connection will
		1160	be destroyed. May block for a long time.
		1161
		1162	=cut
		1163
		1164	sub quit_character {
		1165	my ($pl) = @_;
		1166
		1167	$pl->{deny_save} = 1;
		1168	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1169
		1170	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1171	$pl->deactivate;
		1172	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1173	$pl->ns->destroy if $pl->ns;
		1174
		1175	my $path = playerdir $pl;
		1176	my $temp = "$path~$cf::RUNTIME~deleting~";
		1177	aio_rename $path, $temp;
		1178	delete $cf::PLAYER{$pl->ob->name};
		1179	$pl->destroy;
		1180	IO::AIO::aio_rmtree $temp;
		1181	}
		1182
		1183	=item cf::player::list_logins
		1184
		1185	Returns am arrayref of all valid playernames in the system, can take a
		1186	while and may block, so not sync_job-capable, ever.
		1187
		1188	=cut
		1189
		1190	sub list_logins {
		1191	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1192	or return [];
		1193
		1194	my @logins;
		1195
		1196	for my $login (@$dirs) {
		1197	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1198	aio_read $fh, 0, 512, my $buf, 0 or next;
		1199	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1200
		1201	utf8::decode $login;
		1202	push @logins, $login;
		1203	}
		1204
		1205	\@logins
		1206	}
		1207
		1208	=item $player->maps
		1209
		1210	Returns an arrayref of cf::path's of all maps that are private for this
		1211	player. May block.
		1212
		1213	=cut
		1214
		1215	sub maps($) {
		1216	my ($pl) = @_;
		1217
		1218	my $files = aio_readdir playerdir $pl
		1219	or return;
		1220
		1221	my @paths;
		1222
		1223	for (@$files) {
		1224	utf8::decode $_;
		1225	next if /\.(?:pl\|pst)$/;
		1226	next unless /^$PATH_SEP/o;
		1227
		1228	push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;
		1229	}
		1230
		1231	\@paths
1118	}	1232	}
1119		1233
1120	=item $player->ext_reply ($msgid, $msgtype, %msg)	1234	=item $player->ext_reply ($msgid, $msgtype, %msg)
1121		1235
1122	Sends an ext reply to the player.	1236	Sends an ext reply to the player.
1123		1237
1124	=cut	1238	=cut
1125		1239
1126	sub cf::player::ext_reply($$$%) {	1240	sub ext_reply($$$%) {
1127	my ($self, $id, %msg) = @_;	1241	my ($self, $id, %msg) = @_;
1128		1242
1129	$msg{msgid} = $id;	1243	$msg{msgid} = $id;
1130		1244
1131	$self->send ("ext " . to_json \%msg);	1245	$self->send ("ext " . cf::to_json \%msg);
1132	}	1246	}
		1247
		1248	package cf;
1133		1249
1134	=back	1250	=back
1135		1251
1136		1252
1137	=head3 cf::map	1253	=head3 cf::map
…		…
1150		1266
1151	sub generate_random_map {	1267	sub generate_random_map {
1152	my ($path, $rmp) = @_;	1268	my ($path, $rmp) = @_;
1153		1269
1154	# mit "rum" bekleckern, nicht	1270	# mit "rum" bekleckern, nicht
1155	cf::map::_create_random_map	1271	cf::map::_create_random_map (
1156	$path,	1272	$path,
1157	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1273	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1158	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1274	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1159	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1275	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1160	$rmp->{exit_on_final_map},	1276	$rmp->{exit_on_final_map},
…		…
1162	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1278	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1163	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1279	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1164	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1280	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1165	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1281	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1166	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1282	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1167	(cf::region::find $rmp->{region})	1283	(cf::region::find $rmp->{region}), $rmp->{custom}
		1284	)
1168	}	1285	}
1169		1286
1170	# and all this just because we cannot iterate over	1287	# and all this just because we cannot iterate over
1171	# all maps in C++...	1288	# all maps in C++...
1172	sub change_all_map_light {	1289	sub change_all_map_light {
…		…
1174		1291
1175	$_->change_map_light ($change)	1292	$_->change_map_light ($change)
1176	for grep $_->outdoor, values %cf::MAP;	1293	for grep $_->outdoor, values %cf::MAP;
1177	}	1294	}
1178		1295
1179	sub try_load_header($) {	1296	sub load_map_header($) {
1180	my ($path) = @_;	1297	my ($path) = @_;
1181		1298
1182	utf8::encode $path;	1299	utf8::encode $path;
1183	aio_open $path, O_RDONLY, 0	1300	aio_open $path, O_RDONLY, 0
1184	or return;	1301	or return;
1185		1302
1186	my $map = cf::map::new	1303	my $map = cf::map::new
1187	or return;	1304	or return;
1188		1305
		1306	# for better error messages only, will be overwritten later
		1307	$map->path ($path);
		1308
1189	$map->load_header ($path)	1309	$map->load_header ($path)
1190	or return;	1310	or return;
1191		1311
1192	$map->{load_path} = $path;	1312	$map->{load_path} = $path;
1193		1313
…		…
1207		1327
1208	$cf::MAP{$key} \|\| do {	1328	$cf::MAP{$key} \|\| do {
1209	my $guard = cf::lock_acquire "map_find:$key";	1329	my $guard = cf::lock_acquire "map_find:$key";
1210		1330
1211	# do it the slow way	1331	# do it the slow way
1212	my $map = try_load_header $path->save_path;	1332	my $map = $path->load_temp;
1213		1333
1214	Coro::cede;	1334	Coro::cede;
1215		1335
1216	if ($map) {	1336	if ($map) {
1217	$map->last_access ((delete $map->{last_access})	1337	$map->last_access ((delete $map->{last_access})
1218	\|\| $cf::RUNTIME); #d#	1338	\|\| $cf::RUNTIME); #d#
1219	# safety	1339	# safety
1220	$map->{instantiate_time} = $cf::RUNTIME	1340	$map->{instantiate_time} = $cf::RUNTIME
1221	if $map->{instantiate_time} > $cf::RUNTIME;	1341	if $map->{instantiate_time} > $cf::RUNTIME;
1222	} else {	1342	} else {
1223	if (my $rmp = $path->random_map_params) {	1343	$map = $path->load_orig
1224	$map = generate_random_map $key, $rmp;
1225	} else {
1226	$map = try_load_header $path->load_path;
1227	}
1228
1229	$map or return;	1344	or return;
1230		1345
1231	$map->{load_original} = 1;	1346	$map->{load_original} = 1;
1232	$map->{instantiate_time} = $cf::RUNTIME;	1347	$map->{instantiate_time} = $cf::RUNTIME;
1233	$map->last_access ($cf::RUNTIME);	1348	$map->last_access ($cf::RUNTIME);
1234	$map->instantiate;	1349	$map->instantiate;
…		…
1300	Coro::cede;	1415	Coro::cede;
1301		1416
1302	$self->in_memory (cf::MAP_IN_MEMORY);	1417	$self->in_memory (cf::MAP_IN_MEMORY);
1303	}	1418	}
1304		1419
		1420	# find and load all maps in the 3x3 area around a map
		1421	sub load_diag {
		1422	my ($map) = @_;
		1423
		1424	my @diag; # diagonal neighbours
		1425
		1426	for (0 .. 3) {
		1427	my $neigh = $map->tile_path ($_)
		1428	or next;
		1429	$neigh = find $neigh, $map
		1430	or next;
		1431	$neigh->load;
		1432
		1433	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1434	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1435	}
		1436
		1437	for (@diag) {
		1438	my $neigh = find @$_
		1439	or next;
		1440	$neigh->load;
		1441	}
		1442	}
		1443
1305	sub find_sync {	1444	sub find_sync {
1306	my ($path, $origin) = @_;	1445	my ($path, $origin) = @_;
1307		1446
1308	cf::sync_job { cf::map::find $path, $origin }	1447	cf::sync_job { find $path, $origin }
1309	}	1448	}
1310		1449
1311	sub do_load_sync {	1450	sub do_load_sync {
1312	my ($map) = @_;	1451	my ($map) = @_;
1313		1452
1314	cf::sync_job { $map->load };	1453	cf::sync_job { $map->load };
1315	}	1454	}
1316		1455
		1456	our %MAP_PREFETCH;
		1457	our $MAP_PREFETCHER = Coro::async {
		1458	while () {
		1459	while (%MAP_PREFETCH) {
		1460	my $key = each %MAP_PREFETCH
		1461	or next;
		1462	my $path = delete $MAP_PREFETCH{$key};
		1463
		1464	my $map = find $path
		1465	or next;
		1466	$map->load;
		1467	}
		1468	Coro::schedule;
		1469	}
		1470	};
		1471
		1472	sub find_async {
		1473	my ($path, $origin) = @_;
		1474
		1475	$path = new cf::path $path, $origin && $origin->path;
		1476	my $key = $path->as_string;
		1477
		1478	if (my $map = $cf::MAP{$key}) {
		1479	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1480	}
		1481
		1482	$MAP_PREFETCH{$key} = $path;
		1483	$MAP_PREFETCHER->ready;
		1484
		1485	()
		1486	}
		1487
1317	sub save {	1488	sub save {
1318	my ($self) = @_;	1489	my ($self) = @_;
1319		1490
		1491	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1492
1320	$self->{last_save} = $cf::RUNTIME;	1493	$self->{last_save} = $cf::RUNTIME;
1321		1494
1322	return unless $self->dirty;	1495	return unless $self->dirty;
1323		1496
1324	my $save = $self->{path}->save_path; utf8::encode $save;	1497	my $save = $self->{path}->save_path; utf8::encode $save;
…		…
1327	$self->{load_path} = $save;	1500	$self->{load_path} = $save;
1328		1501
1329	return if $self->{deny_save};	1502	return if $self->{deny_save};
1330		1503
1331	local $self->{last_access} = $self->last_access;#d#	1504	local $self->{last_access} = $self->last_access;#d#
		1505
		1506	cf::async {
		1507	$_->contr->save for $self->players;
		1508	};
1332		1509
1333	if ($uniq) {	1510	if ($uniq) {
1334	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1511	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1335	$self->save_objects ($uniq, cf::IO_UNIQUES);	1512	$self->save_objects ($uniq, cf::IO_UNIQUES);
1336	} else {	1513	} else {
…		…
1342	my ($self) = @_;	1519	my ($self) = @_;
1343		1520
1344	# save first because save cedes	1521	# save first because save cedes
1345	$self->save;	1522	$self->save;
1346		1523
		1524	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1525
1347	return if $self->players;	1526	return if $self->players;
1348	return if $self->in_memory != cf::MAP_IN_MEMORY;	1527	return if $self->in_memory != cf::MAP_IN_MEMORY;
1349	return if $self->{deny_save};	1528	return if $self->{deny_save};
1350		1529
1351	$self->clear;	1530	$self->clear;
…		…
1393	}	1572	}
1394		1573
1395	sub reset {	1574	sub reset {
1396	my ($self) = @_;	1575	my ($self) = @_;
1397		1576
		1577	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1578
1398	return if $self->players;	1579	return if $self->players;
1399	return if $self->{path}{user_rel};#d#	1580	return if $self->{path}{user_rel};#d#
1400		1581
1401	warn "resetting map ", $self->path;#d#	1582	warn "resetting map ", $self->path;#d#
1402		1583
…		…
1427	}	1608	}
1428		1609
1429	$map	1610	$map
1430	}	1611	}
1431		1612
1432	sub emergency_save {	1613	=item cf::map::unique_maps
1433	my $freeze_guard = cf::freeze_mainloop;
1434		1614
1435	warn "enter emergency map save\n";	1615	Returns an arrayref of cf::path's of all shared maps that have
		1616	instantiated unique items. May block.
1436		1617
1437	cf::sync_job {	1618	=cut
1438	warn "begin emergency map save\n";	1619
1439	$_->save for values %cf::MAP;	1620	sub unique_maps() {
		1621	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1622	or return;
		1623
		1624	my @paths;
		1625
		1626	for (@$files) {
		1627	utf8::decode $_;
		1628	next if /\.pst$/;
		1629	next unless /^$PATH_SEP/o;
		1630
		1631	push @paths, new cf::path $_;
1440	};	1632	}
1441		1633
1442	warn "end emergency map save\n";	1634	\@paths
1443	}	1635	}
1444		1636
1445	package cf;	1637	package cf;
1446		1638
1447	=back	1639	=back
1448		1640
		1641	=head3 cf::object
		1642
		1643	=cut
		1644
		1645	package cf::object;
		1646
		1647	=over 4
		1648
		1649	=item $ob->inv_recursive
		1650
		1651	Returns the inventory of the object _and_ their inventories, recursively.
		1652
		1653	=cut
		1654
		1655	sub inv_recursive_;
		1656	sub inv_recursive_ {
		1657	map { $_, inv_recursive_ $_->inv } @_
		1658	}
		1659
		1660	sub inv_recursive {
		1661	inv_recursive_ inv $_[0]
		1662	}
		1663
		1664	package cf;
		1665
		1666	=back
1449		1667
1450	=head3 cf::object::player	1668	=head3 cf::object::player
1451		1669
1452	=over 4	1670	=over 4
1453		1671
…		…
1545	# use -1 or undef as default coordinates, not 0, 0	1763	# use -1 or undef as default coordinates, not 0, 0
1546	($x, $y) = ($map->enter_x, $map->enter_y)	1764	($x, $y) = ($map->enter_x, $map->enter_y)
1547	if $x <=0 && $y <= 0;	1765	if $x <=0 && $y <= 0;
1548		1766
1549	$map->load;	1767	$map->load;
		1768	$map->load_diag;
1550		1769
		1770	return unless $self->contr->active;
1551	$self->activate_recursive;	1771	$self->activate_recursive;
1552	$self->enter_map ($map, $x, $y);	1772	$self->enter_map ($map, $x, $y);
1553	}	1773	}
1554		1774
1555	cf::player->attach (	1775	cf::player->attach (
…		…
1568		1788
1569	# try to abort aborted map switching on player login :)	1789	# try to abort aborted map switching on player login :)
1570	# should happen only on crashes	1790	# should happen only on crashes
1571	if ($pl->ob->{_link_pos}) {	1791	if ($pl->ob->{_link_pos}) {
1572	$pl->ob->enter_link;	1792	$pl->ob->enter_link;
1573	cf::async {	1793	(async {
1574	# we need this sleep as the login has a concurrent enter_exit running	1794	# we need this sleep as the login has a concurrent enter_exit running
1575	# and this sleep increases chances of the player not ending up in scorn	1795	# and this sleep increases chances of the player not ending up in scorn
		1796	$pl->ob->reply (undef,
		1797	"There was an internal problem at your last logout, "
		1798	. "the server will try to bring you to your intended destination in a second.",
		1799	cf::NDI_RED);
1576	Coro::Timer::sleep 1;	1800	Coro::Timer::sleep 1;
1577	$pl->ob->leave_link;	1801	$pl->ob->leave_link;
1578	};	1802	})->prio (2);
1579	}	1803	}
1580	},	1804	},
1581	);	1805	);
1582		1806
1583	=item $player_object->goto_map ($path, $x, $y)	1807	=item $player_object->goto ($path, $x, $y)
1584		1808
1585	=cut	1809	=cut
1586		1810
1587	sub cf::object::player::goto_map {	1811	sub cf::object::player::goto {
1588	my ($self, $path, $x, $y) = @_;	1812	my ($self, $path, $x, $y) = @_;
1589		1813
		1814	$path = new cf::path $path;
		1815
1590	$self->enter_link;	1816	$self->enter_link;
1591		1817
1592	(cf::async {	1818	(async {
1593	$path = new cf::path $path;
1594
1595	my $map = cf::map::find $path->as_string;	1819	my $map = cf::map::find $path->as_string;
1596	$map = $map->customise_for ($self) if $map;	1820	$map = $map->customise_for ($self) if $map;
1597		1821
1598	# warn "entering ", $map->path, " at ($x, $y)\n"	1822	# warn "entering ", $map->path, " at ($x, $y)\n"
1599	# if $map;	1823	# if $map;
1600		1824
1601	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE \| cf::NDI_RED);	1825	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1602		1826
1603	$self->leave_link ($map, $x, $y);	1827	$self->leave_link ($map, $x, $y);
1604	})->prio (1);	1828	})->prio (1);
1605	}	1829	}
1606		1830
…		…
1659		1883
1660	return unless $self->type == cf::PLAYER;	1884	return unless $self->type == cf::PLAYER;
1661		1885
1662	$self->enter_link;	1886	$self->enter_link;
1663		1887
1664	(cf::async {	1888	(async {
1665	$self->deactivate_recursive; # just to be sure	1889	$self->deactivate_recursive; # just to be sure
1666	unless (eval {	1890	unless (eval {
1667	prepare_random_map $exit	1891	prepare_random_map $exit
1668	if $exit->slaying eq "/!";	1892	if $exit->slaying eq "/!";
1669		1893
1670	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1894	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1671	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1895	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1672		1896
1673	1;	1897	1;
1674	}) {	1898	}) {
1675	$self->message ("Something went wrong deep within the crossfire server. "	1899	$self->message ("Something went wrong deep within the crossfire server. "
1676	. "I'll try to bring you back to the map you were before. "	1900	. "I'll try to bring you back to the map you were before. "
1677	. "Please report this to the dungeon master",	1901	. "Please report this to the dungeon master!",
1678	cf::NDI_UNIQUE \| cf::NDI_RED);	1902	cf::NDI_UNIQUE \| cf::NDI_RED);
1679		1903
1680	warn "ERROR in enter_exit: $@";	1904	warn "ERROR in enter_exit: $@";
1681	$self->leave_link;	1905	$self->leave_link;
1682	}	1906	}
…		…
1750	}	1974	}
1751	}	1975	}
1752	},	1976	},
1753	);	1977	);
1754		1978
1755	=item $client->coro (\&cb)	1979	=item $client->async (\&cb)
1756		1980
1757	Create a new coroutine, running the specified callback. The coroutine will	1981	Create a new coroutine, running the specified callback. The coroutine will
1758	be automatically cancelled when the client gets destroyed (e.g. on logout,	1982	be automatically cancelled when the client gets destroyed (e.g. on logout,
1759	or loss of connection).	1983	or loss of connection).
1760		1984
1761	=cut	1985	=cut
1762		1986
1763	sub cf::client::coro {	1987	sub cf::client::async {
1764	my ($self, $cb) = @_;	1988	my ($self, $cb) = @_;
1765		1989
1766	my $coro = &cf::async ($cb);	1990	my $coro = &Coro::async ($cb);
1767		1991
1768	$coro->on_destroy (sub {	1992	$coro->on_destroy (sub {
1769	delete $self->{_coro}{$coro+0};	1993	delete $self->{_coro}{$coro+0};
1770	});	1994	});
1771		1995
…		…
2009	local $/;	2233	local $/;
2010	*CFG = YAML::Syck::Load <$fh>;	2234	*CFG = YAML::Syck::Load <$fh>;
2011		2235
2012	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];	2236	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];
2013		2237
		2238	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2239	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2240
2014	if (exists $CFG{mlockall}) {	2241	if (exists $CFG{mlockall}) {
2015	eval {	2242	eval {
2016	$CFG{mlockall} ? &mlockall : &munlockall	2243	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2017	and die "WARNING: m(un)lockall failed: $!\n";	2244	and die "WARNING: m(un)lockall failed: $!\n";
2018	};	2245	};
2019	warn $@ if $@;	2246	warn $@ if $@;
2020	}	2247	}
2021	}	2248	}
2022		2249
2023	sub main {	2250	sub main {
2024	# we must not ever block the main coroutine	2251	# we must not ever block the main coroutine
2025	local $Coro::idle = sub {	2252	local $Coro::idle = sub {
2026	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2253	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2027	(Coro::unblock_sub {
2028	Event::one_event;	2254	async { Event::one_event };
2029	})->();
2030	};	2255	};
2031		2256
2032	cfg_load;	2257	cfg_load;
2033	db_load;	2258	db_load;
2034	load_extensions;	2259	load_extensions;
2035	Event::loop;	2260	Event::loop;
2036	}	2261	}
2037		2262
2038	#############################################################################	2263	#############################################################################
2039	# initialisation	2264	# initialisation and cleanup
		2265
		2266	# install some emergency cleanup handlers
		2267	BEGIN {
		2268	for my $signal (qw(INT HUP TERM)) {
		2269	Event->signal (
		2270	data => WF_AUTOCANCEL,
		2271	signal => $signal,
		2272	cb => sub {
		2273	cf::cleanup "SIG$signal";
		2274	},
		2275	);
		2276	}
		2277	}
		2278
		2279	sub emergency_save() {
		2280	my $freeze_guard = cf::freeze_mainloop;
		2281
		2282	warn "enter emergency perl save\n";
		2283
		2284	cf::sync_job {
		2285	# use a peculiar iteration method to avoid tripping on perl
		2286	# refcount bugs in for. also avoids problems with players
		2287	# and maps saved/Destroyed asynchronously.
		2288	warn "begin emergency player save\n";
		2289	for my $login (keys %cf::PLAYER) {
		2290	my $pl = $cf::PLAYER{$login} or next;
		2291	$pl->valid or next;
		2292	$pl->save;
		2293	}
		2294	warn "end emergency player save\n";
		2295
		2296	warn "begin emergency map save\n";
		2297	for my $path (keys %cf::MAP) {
		2298	my $map = $cf::MAP{$path} or next;
		2299	$map->valid or next;
		2300	$map->save;
		2301	}
		2302	warn "end emergency map save\n";
		2303	};
		2304
		2305	warn "leave emergency perl save\n";
		2306	}
2040		2307
2041	sub reload() {	2308	sub reload() {
2042	# can/must only be called in main	2309	# can/must only be called in main
2043	if ($Coro::current != $Coro::main) {	2310	if ($Coro::current != $Coro::main) {
2044	warn "can only reload from main coroutine\n";	2311	warn "can only reload from main coroutine\n";
2045	return;	2312	return;
2046	}	2313	}
2047		2314
2048	warn "reloading...";	2315	warn "reloading...";
2049		2316
		2317	warn "freezing server";
2050	my $guard = freeze_mainloop;	2318	my $guard = freeze_mainloop;
2051	cf::emergency_save;	2319	cf::emergency_save;
2052		2320
		2321	warn "sync database to disk";
		2322	cf::db_sync;
		2323	IO::AIO::flush;
		2324
2053	eval {	2325	eval {
2054	# if anything goes wrong in here, we should simply crash as we already saved	2326	# if anything goes wrong in here, we should simply crash as we already saved
2055		2327
2056	# cancel all watchers	2328	warn "cancel all watchers";
2057	for (Event::all_watchers) {	2329	for (Event::all_watchers) {
2058	$_->cancel if $_->data & WF_AUTOCANCEL;	2330	$_->cancel if $_->data & WF_AUTOCANCEL;
2059	}	2331	}
2060		2332
2061	# cancel all extension coros	2333	warn "cancel all extension coros";
2062	$_->cancel for values %EXT_CORO;	2334	$_->cancel for values %EXT_CORO;
2063	%EXT_CORO = ();	2335	%EXT_CORO = ();
2064		2336
		2337	warn "remove commands";
		2338	%COMMAND = ();
		2339
		2340	warn "remove ext commands";
		2341	%EXTCMD = ();
		2342
2065	# unload all extensions	2343	warn "unload/nuke all extensions";
2066	for (@exts) {	2344	for my $pkg (@EXTS) {
2067	warn "unloading <$_>";	2345	warn "... unloading $pkg";
2068	unload_extension $_;	2346
		2347	if (my $cb = $pkg->can ("unload")) {
		2348	eval {
		2349	$cb->($pkg);
		2350	1
		2351	} or warn "$pkg unloaded, but with errors: $@";
2069	}	2352	}
2070		2353
		2354	warn "... nuking $pkg";
		2355	Symbol::delete_package $pkg;
		2356	}
		2357
2071	# unload all modules loaded from $LIBDIR	2358	warn "unload all perl modules loaded from $LIBDIR";
2072	while (my ($k, $v) = each %INC) {	2359	while (my ($k, $v) = each %INC) {
2073	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2074		2361
2075	warn "removing <$k>";	2362	warn "removing <$k>";
2076	delete $INC{$k};	2363	delete $INC{$k};
…		…
2083	}	2370	}
2084		2371
2085	Symbol::delete_package $k;	2372	Symbol::delete_package $k;
2086	}	2373	}
2087		2374
2088	# sync database to disk
2089	cf::db_sync;
2090	IO::AIO::flush;
2091
2092	# get rid of safe::, as good as possible	2375	warn "get rid of safe::, as good as possible";
2093	Symbol::delete_package "safe::$_"	2376	Symbol::delete_package "safe::$_"
2094	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2377	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2095		2378
2096	# remove register_script_function callbacks
2097	# TODO
2098
2099	# unload cf.pm "a bit"	2379	warn "unload cf.pm \"a bit\"";
2100	delete $INC{"cf.pm"};	2380	delete $INC{"cf.pm"};
2101		2381
2102	# don't, removes xs symbols, too,	2382	# don't, removes xs symbols, too,
2103	# and global variables created in xs	2383	# and global variables created in xs
2104	#Symbol::delete_package __PACKAGE__;	2384	#Symbol::delete_package __PACKAGE__;
2105		2385
2106	# reload cf.pm
2107	warn "reloading cf.pm";	2386	warn "reloading cf.pm";
2108	require cf;	2387	require cf;
2109	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2388	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2110		2389
2111	# load config and database again	2390	warn "load config and database again";
2112	cf::cfg_load;	2391	cf::cfg_load;
2113	cf::db_load;	2392	cf::db_load;
2114		2393
2115	# load extensions
2116	warn "load extensions";	2394	warn "load extensions";
2117	cf::load_extensions;	2395	cf::load_extensions;
2118		2396
2119	# reattach attachments to objects	2397	warn "reattach attachments to objects/players";
2120	warn "reattach";
2121	_global_reattach;	2398	_global_reattach;
		2399	warn "reattach attachments to maps";
		2400	reattach $_ for values %MAP;
2122	};	2401	};
2123		2402
2124	if ($@) {	2403	if ($@) {
2125	warn $@;	2404	warn $@;
2126	warn "error while reloading, exiting.";	2405	warn "error while reloading, exiting.";
2127	exit 1;	2406	exit 1;
2128	}	2407	}
2129		2408
2130	warn "reloaded successfully";	2409	warn "reloaded";
2131	};	2410	};
2132		2411
2133	#############################################################################	2412	#############################################################################
2134		2413
2135	unless ($LINK_MAP) {	2414	unless ($LINK_MAP) {
…		…
2142	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";	2421	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2143	$LINK_MAP->in_memory (MAP_IN_MEMORY);	2422	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2144		2423
2145	# dirty hack because... archetypes are not yet loaded	2424	# dirty hack because... archetypes are not yet loaded
2146	Event->timer (	2425	Event->timer (
2147	after => 2,	2426	after => 10,
2148	cb => sub {	2427	cb => sub {
2149	$_[0]->w->cancel;	2428	$_[0]->w->cancel;
2150		2429
2151	# provide some exits "home"	2430	# provide some exits "home"
2152	my $exit = cf::object::new "exit";	2431	my $exit = cf::object::new "exit";
…		…
2171	$LINK_MAP->{deny_reset} = 1;	2450	$LINK_MAP->{deny_reset} = 1;
2172		2451
2173	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;	2452	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2174	}	2453	}
2175		2454
2176	register "<global>", __PACKAGE__;
2177
2178	register_command "reload" => sub {	2455	register_command "reload" => sub {
2179	my ($who, $arg) = @_;	2456	my ($who, $arg) = @_;
2180		2457
2181	if ($who->flag (FLAG_WIZ)) {	2458	if ($who->flag (FLAG_WIZ)) {
2182	$who->message ("start of reload.");	2459	$who->message ("start of reload.");
…		…
2191	reentrant => 0,	2468	reentrant => 0,
2192	prio => 0,	2469	prio => 0,
2193	at => $NEXT_TICK \|\| $TICK,	2470	at => $NEXT_TICK \|\| $TICK,
2194	data => WF_AUTOCANCEL,	2471	data => WF_AUTOCANCEL,
2195	cb => sub {	2472	cb => sub {
		2473	$NOW = Event::time;
		2474
2196	cf::server_tick; # one server iteration	2475	cf::server_tick; # one server iteration
2197	$RUNTIME += $TICK;	2476	$RUNTIME += $TICK;
2198	$NEXT_TICK += $TICK;	2477	$NEXT_TICK += $TICK;
		2478
		2479	$WAIT_FOR_TICK->broadcast;
		2480	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2199		2481
2200	# if we are delayed by four ticks or more, skip them all	2482	# if we are delayed by four ticks or more, skip them all
2201	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2483	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2202		2484
2203	$TICK_WATCHER->at ($NEXT_TICK);	2485	$TICK_WATCHER->at ($NEXT_TICK);

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.134 by root, Thu Jan 4 17:28:49 2007 UTC vs. Revision 1.163 by root, Thu Jan 11 01:01:56 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.134 by root, Thu Jan 4 17:28:49 2007 UTC vs.
Revision 1.163 by root, Thu Jan 11 01:01:56 2007 UTC