[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 1.161 by root, Thu Jan 11 00:16:58 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;
442	$path	477	$path
443	}	478	}
444		479
445	# the original (read-only) location	480	# the original (read-only) location
446	sub load_path {	481	sub load_path {
…		…
456	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path	491	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
457	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}	492	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
458	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path	493	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
459	}	494	}
460		495
461	# the unique path, might be eq to save_path	496	# the unique path, undef == no special unique path
462	sub uniq_path {	497	sub uniq_path {
463	my ($self) = @_;	498	my ($self) = @_;
464		499
465	$self->{user_rel} \|\| $self->{random}
466	? undef
467	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path	500	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	}	501	}
476		502
477	# this is somewhat ugly, but style maps do need special treatment	503	# this is somewhat ugly, but style maps do need special treatment
478	sub is_style_map {	504	sub is_style_map {
479	$_[0]{path} =~ m{^/styles/}	505	$_[0]{path} =~ m{^/styles/}
		506	}
		507
		508	sub load_orig {
		509	my ($self) = @_;
		510
		511	&cf::map::load_map_header ($self->load_path)
		512	}
		513
		514	sub load_temp {
		515	my ($self) = @_;
		516
		517	&cf::map::load_map_header ($self->save_path)
480	}	518	}
481		519
482	package cf;	520	package cf;
483		521
484	#############################################################################	522	#############################################################################
…		…
934	=cut	972	=cut
935		973
936	sub register_extcmd {	974	sub register_extcmd {
937	my ($name, $cb) = @_;	975	my ($name, $cb) = @_;
938		976
939	my $caller = caller;
940	#warn "registering extcmd '$name' to '$caller'";
941
942	$EXTCMD{$name} = [$cb, $caller];	977	$EXTCMD{$name} = $cb;
943	}	978	}
944		979
945	cf::player->attach (	980	cf::player->attach (
946	on_command => sub {	981	on_command => sub {
947	my ($pl, $name, $params) = @_;	982	my ($pl, $name, $params) = @_;
…		…
960		995
961	my $msg = eval { from_json $buf };	996	my $msg = eval { from_json $buf };
962		997
963	if (ref $msg) {	998	if (ref $msg) {
964	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	999	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
965	if (my %reply = $cb->[0]->($pl, $msg)) {	1000	if (my %reply = $cb->($pl, $msg)) {
966	$pl->ext_reply ($msg->{msgid}, %reply);	1001	$pl->ext_reply ($msg->{msgid}, %reply);
967	}	1002	}
968	}	1003	}
969	} else {	1004	} else {
970	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1005	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
972		1007
973	cf::override;	1008	cf::override;
974	},	1009	},
975	);	1010	);
976		1011
977	sub register {
978	my ($base, $pkg) = @_;
979
980	#TODO
981	}
982
983	sub load_extension {	1012	sub load_extension {
984	my ($path) = @_;	1013	my ($path) = @_;
985		1014
986	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	1015	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
987	my $base = $1;	1016	my $base = $1;
988	my $pkg = $1;	1017	my $pkg = $1;
989	$pkg =~ s/[^[:word:]]/_/g;	1018	$pkg =~ s/[^[:word:]]/_/g;
990	$pkg = "ext::$pkg";	1019	$pkg = "ext::$pkg";
991		1020
992	warn "loading '$path' into '$pkg'\n";	1021	warn "... loading '$path' into '$pkg'\n";
993		1022
994	open my $fh, "<:utf8", $path	1023	open my $fh, "<:utf8", $path
995	or die "$path: $!";	1024	or die "$path: $!";
996		1025
997	my $source =	1026	my $source =
…		…
1002		1031
1003	eval $source	1032	eval $source
1004	or die $@ ? "$path: $@\n"	1033	or die $@ ? "$path: $@\n"
1005	: "extension disabled.\n";	1034	: "extension disabled.\n";
1006		1035
1007	push @exts, $pkg;	1036	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	}	1037	}
1052		1038
1053	sub load_extensions {	1039	sub load_extensions {
1054	for my $ext (<$LIBDIR/*.ext>) {	1040	for my $ext (<$LIBDIR/*.ext>) {
1055	next unless -r $ext;	1041	next unless -r $ext;
…		…
1073	};	1059	};
1074		1060
1075	cf::map->attach (prio => -10000, package => cf::mapsupport::);	1061	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1076		1062
1077	#############################################################################	1063	#############################################################################
1078	# load/save perl data associated with player->ob objects
1079
1080	sub all_objects(@) {
1081	@_, map all_objects ($_->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		1064
1101	=head2 CORE EXTENSIONS	1065	=head2 CORE EXTENSIONS
1102		1066
1103	Functions and methods that extend core crossfire objects.	1067	Functions and methods that extend core crossfire objects.
1104		1068
		1069	=cut
		1070
		1071	package cf::player;
		1072
		1073	use Coro::AIO;
		1074
1105	=head3 cf::player	1075	=head3 cf::player
1106		1076
1107	=over 4	1077	=over 4
1108		1078
1109	=item cf::player::exists $login	1079	=item cf::player::find $login
1110		1080
1111	Returns true when the given account exists.	1081	Returns the given player object, loading it if necessary (might block).
1112		1082
1113	=cut	1083	=cut
1114		1084
1115	sub cf::player::exists($) {	1085	sub playerdir($) {
1116	cf::player::find $_[0]	1086	cf::localdir
1117	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	1087	. "/"
		1088	. cf::playerdir
		1089	. "/"
		1090	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		1091	}
		1092
		1093	sub path($) {
		1094	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		1095
		1096	(playerdir $login) . "/$login.pl"
		1097	}
		1098
		1099	sub find_active($) {
		1100	$cf::PLAYER{$_[0]}
		1101	and $cf::PLAYER{$_[0]}->active
		1102	and $cf::PLAYER{$_[0]}
		1103	}
		1104
		1105	sub exists($) {
		1106	my ($login) = @_;
		1107
		1108	$cf::PLAYER{$login}
		1109	or cf::sync_job { !aio_stat $login }
		1110	}
		1111
		1112	sub find($) {
		1113	return $cf::PLAYER{$_[0]} \|\| do {
		1114	my $login = $_[0];
		1115
		1116	my $guard = cf::lock_acquire "user_find:$login";
		1117
		1118	$cf::PLAYER{$_[0]} \|\| do {
		1119	my $pl = load_pl path $login
		1120	or return;
		1121	$cf::PLAYER{$login} = $pl
		1122	}
		1123	}
		1124	}
		1125
		1126	sub save($) {
		1127	my ($pl) = @_;
		1128
		1129	return if $pl->{deny_save};
		1130
		1131	my $path = path $pl;
		1132	my $guard = cf::lock_acquire "user_save:$path";
		1133
		1134	return if $pl->{deny_save};
		1135
		1136	aio_mkdir playerdir $pl, 0770;
		1137	$pl->{last_save} = $cf::RUNTIME;
		1138
		1139	$pl->save_pl ($path);
		1140	Coro::cede;
		1141	}
		1142
		1143	sub new($) {
		1144	my ($login) = @_;
		1145
		1146	my $self = create;
		1147
		1148	$self->ob->name ($login);
		1149	$self->{deny_save} = 1;
		1150
		1151	$cf::PLAYER{$login} = $self;
		1152
		1153	$self
		1154	}
		1155
		1156	=item $pl->quit_character
		1157
		1158	Nukes the player without looking back. If logged in, the connection will
		1159	be destroyed. May block for a long time.
		1160
		1161	=cut
		1162
		1163	sub quit_character {
		1164	my ($pl) = @_;
		1165
		1166	$pl->{deny_save} = 1;
		1167	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1168
		1169	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1170	$pl->deactivate;
		1171	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1172	$pl->ns->destroy if $pl->ns;
		1173
		1174	my $path = playerdir $pl;
		1175	my $temp = "$path~$cf::RUNTIME~deleting~";
		1176	aio_rename $path, $temp;
		1177	delete $cf::PLAYER{$pl->ob->name};
		1178	$pl->destroy;
		1179	IO::AIO::aio_rmtree $temp;
		1180	}
		1181
		1182	=item cf::player::list_logins
		1183
		1184	Returns am arrayref of all valid playernames in the system, can take a
		1185	while and may block, so not sync_job-capable, ever.
		1186
		1187	=cut
		1188
		1189	sub list_logins {
		1190	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1191	or return [];
		1192
		1193	my @logins;
		1194
		1195	for my $login (@$dirs) {
		1196	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1197	aio_read $fh, 0, 512, my $buf, 0 or next;
		1198	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1199
		1200	utf8::decode $login;
		1201	push @logins, $login;
		1202	}
		1203
		1204	\@logins
		1205	}
		1206
		1207	=item $player->maps
		1208
		1209	Returns an arrayref of cf::path's of all maps that are private for this
		1210	player. May block.
		1211
		1212	=cut
		1213
		1214	sub maps($) {
		1215	my ($pl) = @_;
		1216
		1217	my $files = aio_readdir playerdir $pl
		1218	or return;
		1219
		1220	my @paths;
		1221
		1222	for (@$files) {
		1223	utf8::decode $_;
		1224	next if /\.(?:pl\|pst)$/;
		1225	next unless /^$PATH_SEP/o;
		1226
		1227	push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;
		1228	}
		1229
		1230	\@paths
1118	}	1231	}
1119		1232
1120	=item $player->ext_reply ($msgid, $msgtype, %msg)	1233	=item $player->ext_reply ($msgid, $msgtype, %msg)
1121		1234
1122	Sends an ext reply to the player.	1235	Sends an ext reply to the player.
1123		1236
1124	=cut	1237	=cut
1125		1238
1126	sub cf::player::ext_reply($$$%) {	1239	sub ext_reply($$$%) {
1127	my ($self, $id, %msg) = @_;	1240	my ($self, $id, %msg) = @_;
1128		1241
1129	$msg{msgid} = $id;	1242	$msg{msgid} = $id;
1130		1243
1131	$self->send ("ext " . to_json \%msg);	1244	$self->send ("ext " . cf::to_json \%msg);
1132	}	1245	}
		1246
		1247	package cf;
1133		1248
1134	=back	1249	=back
1135		1250
1136		1251
1137	=head3 cf::map	1252	=head3 cf::map
…		…
1174		1289
1175	$_->change_map_light ($change)	1290	$_->change_map_light ($change)
1176	for grep $_->outdoor, values %cf::MAP;	1291	for grep $_->outdoor, values %cf::MAP;
1177	}	1292	}
1178		1293
1179	sub try_load_header($) {	1294	sub load_map_header($) {
1180	my ($path) = @_;	1295	my ($path) = @_;
1181		1296
1182	utf8::encode $path;	1297	utf8::encode $path;
1183	aio_open $path, O_RDONLY, 0	1298	aio_open $path, O_RDONLY, 0
1184	or return;	1299	or return;
1185		1300
1186	my $map = cf::map::new	1301	my $map = cf::map::new
1187	or return;	1302	or return;
1188		1303
		1304	# for better error messages only, will be overwritten later
		1305	$map->path ($path);
		1306
1189	$map->load_header ($path)	1307	$map->load_header ($path)
1190	or return;	1308	or return;
1191		1309
1192	$map->{load_path} = $path;	1310	$map->{load_path} = $path;
1193		1311
…		…
1207		1325
1208	$cf::MAP{$key} \|\| do {	1326	$cf::MAP{$key} \|\| do {
1209	my $guard = cf::lock_acquire "map_find:$key";	1327	my $guard = cf::lock_acquire "map_find:$key";
1210		1328
1211	# do it the slow way	1329	# do it the slow way
1212	my $map = try_load_header $path->save_path;	1330	my $map = $path->load_temp;
1213		1331
1214	Coro::cede;	1332	Coro::cede;
1215		1333
1216	if ($map) {	1334	if ($map) {
1217	$map->last_access ((delete $map->{last_access})	1335	$map->last_access ((delete $map->{last_access})
1218	\|\| $cf::RUNTIME); #d#	1336	\|\| $cf::RUNTIME); #d#
1219	# safety	1337	# safety
1220	$map->{instantiate_time} = $cf::RUNTIME	1338	$map->{instantiate_time} = $cf::RUNTIME
1221	if $map->{instantiate_time} > $cf::RUNTIME;	1339	if $map->{instantiate_time} > $cf::RUNTIME;
1222	} else {	1340	} else {
1223	if (my $rmp = $path->random_map_params) {	1341	$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;	1342	or return;
1230		1343
1231	$map->{load_original} = 1;	1344	$map->{load_original} = 1;
1232	$map->{instantiate_time} = $cf::RUNTIME;	1345	$map->{instantiate_time} = $cf::RUNTIME;
1233	$map->last_access ($cf::RUNTIME);	1346	$map->last_access ($cf::RUNTIME);
1234	$map->instantiate;	1347	$map->instantiate;
…		…
1300	Coro::cede;	1413	Coro::cede;
1301		1414
1302	$self->in_memory (cf::MAP_IN_MEMORY);	1415	$self->in_memory (cf::MAP_IN_MEMORY);
1303	}	1416	}
1304		1417
		1418	# find and load all maps in the 3x3 area around a map
		1419	sub load_diag {
		1420	my ($map) = @_;
		1421
		1422	my @diag; # diagonal neighbours
		1423
		1424	for (0 .. 3) {
		1425	my $neigh = $map->tile_path ($_)
		1426	or next;
		1427	$neigh = find $neigh, $map
		1428	or next;
		1429	$neigh->load;
		1430
		1431	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1432	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1433	}
		1434
		1435	for (@diag) {
		1436	my $neigh = find @$_
		1437	or next;
		1438	$neigh->load;
		1439	}
		1440	}
		1441
1305	sub find_sync {	1442	sub find_sync {
1306	my ($path, $origin) = @_;	1443	my ($path, $origin) = @_;
1307		1444
1308	cf::sync_job { cf::map::find $path, $origin }	1445	cf::sync_job { find $path, $origin }
1309	}	1446	}
1310		1447
1311	sub do_load_sync {	1448	sub do_load_sync {
1312	my ($map) = @_;	1449	my ($map) = @_;
1313		1450
1314	cf::sync_job { $map->load };	1451	cf::sync_job { $map->load };
1315	}	1452	}
1316		1453
		1454	our %MAP_PREFETCH;
		1455	our $MAP_PREFETCHER = Coro::async {
		1456	while () {
		1457	while (%MAP_PREFETCH) {
		1458	my $key = each %MAP_PREFETCH
		1459	or next;
		1460	my $path = delete $MAP_PREFETCH{$key};
		1461
		1462	my $map = find $path
		1463	or next;
		1464	$map->load;
		1465	}
		1466	Coro::schedule;
		1467	}
		1468	};
		1469
		1470	sub find_async {
		1471	my ($path, $origin) = @_;
		1472
		1473	$path = new cf::path $path, $origin && $origin->path;
		1474	my $key = $path->as_string;
		1475
		1476	if (my $map = $cf::MAP{$key}) {
		1477	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1478	}
		1479
		1480	$MAP_PREFETCH{$key} = $path;
		1481	$MAP_PREFETCHER->ready;
		1482
		1483	()
		1484	}
		1485
1317	sub save {	1486	sub save {
1318	my ($self) = @_;	1487	my ($self) = @_;
1319		1488
		1489	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1490
1320	$self->{last_save} = $cf::RUNTIME;	1491	$self->{last_save} = $cf::RUNTIME;
1321		1492
1322	return unless $self->dirty;	1493	return unless $self->dirty;
1323		1494
1324	my $save = $self->{path}->save_path; utf8::encode $save;	1495	my $save = $self->{path}->save_path; utf8::encode $save;
…		…
1327	$self->{load_path} = $save;	1498	$self->{load_path} = $save;
1328		1499
1329	return if $self->{deny_save};	1500	return if $self->{deny_save};
1330		1501
1331	local $self->{last_access} = $self->last_access;#d#	1502	local $self->{last_access} = $self->last_access;#d#
		1503
		1504	cf::async {
		1505	$_->contr->save for $self->players;
		1506	};
1332		1507
1333	if ($uniq) {	1508	if ($uniq) {
1334	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1509	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1335	$self->save_objects ($uniq, cf::IO_UNIQUES);	1510	$self->save_objects ($uniq, cf::IO_UNIQUES);
1336	} else {	1511	} else {
…		…
1342	my ($self) = @_;	1517	my ($self) = @_;
1343		1518
1344	# save first because save cedes	1519	# save first because save cedes
1345	$self->save;	1520	$self->save;
1346		1521
		1522	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1523
1347	return if $self->players;	1524	return if $self->players;
1348	return if $self->in_memory != cf::MAP_IN_MEMORY;	1525	return if $self->in_memory != cf::MAP_IN_MEMORY;
1349	return if $self->{deny_save};	1526	return if $self->{deny_save};
1350		1527
1351	$self->clear;	1528	$self->clear;
…		…
1393	}	1570	}
1394		1571
1395	sub reset {	1572	sub reset {
1396	my ($self) = @_;	1573	my ($self) = @_;
1397		1574
		1575	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1576
1398	return if $self->players;	1577	return if $self->players;
1399	return if $self->{path}{user_rel};#d#	1578	return if $self->{path}{user_rel};#d#
1400		1579
1401	warn "resetting map ", $self->path;#d#	1580	warn "resetting map ", $self->path;#d#
1402		1581
…		…
1427	}	1606	}
1428		1607
1429	$map	1608	$map
1430	}	1609	}
1431		1610
1432	sub emergency_save {	1611	=item cf::map::unique_maps
1433	my $freeze_guard = cf::freeze_mainloop;
1434		1612
1435	warn "enter emergency map save\n";	1613	Returns an arrayref of cf::path's of all shared maps that have
		1614	instantiated unique items. May block.
1436		1615
1437	cf::sync_job {	1616	=cut
1438	warn "begin emergency map save\n";	1617
1439	$_->save for values %cf::MAP;	1618	sub unique_maps() {
		1619	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1620	or return;
		1621
		1622	my @paths;
		1623
		1624	for (@$files) {
		1625	utf8::decode $_;
		1626	next if /\.pst$/;
		1627	next unless /^$PATH_SEP/o;
		1628
		1629	push @paths, new cf::path $_;
1440	};	1630	}
1441		1631
1442	warn "end emergency map save\n";	1632	\@paths
1443	}	1633	}
1444		1634
1445	package cf;	1635	package cf;
1446		1636
1447	=back	1637	=back
1448		1638
		1639	=head3 cf::object
		1640
		1641	=cut
		1642
		1643	package cf::object;
		1644
		1645	=over 4
		1646
		1647	=item $ob->inv_recursive
		1648
		1649	Returns the inventory of the object _and_ their inventories, recursively.
		1650
		1651	=cut
		1652
		1653	sub inv_recursive_;
		1654	sub inv_recursive_ {
		1655	map { $_, inv_recursive_ $_->inv } @_
		1656	}
		1657
		1658	sub inv_recursive {
		1659	inv_recursive_ inv $_[0]
		1660	}
		1661
		1662	package cf;
		1663
		1664	=back
1449		1665
1450	=head3 cf::object::player	1666	=head3 cf::object::player
1451		1667
1452	=over 4	1668	=over 4
1453		1669
…		…
1545	# use -1 or undef as default coordinates, not 0, 0	1761	# use -1 or undef as default coordinates, not 0, 0
1546	($x, $y) = ($map->enter_x, $map->enter_y)	1762	($x, $y) = ($map->enter_x, $map->enter_y)
1547	if $x <=0 && $y <= 0;	1763	if $x <=0 && $y <= 0;
1548		1764
1549	$map->load;	1765	$map->load;
		1766	$map->load_diag;
1550		1767
		1768	return unless $self->contr->active;
1551	$self->activate_recursive;	1769	$self->activate_recursive;
1552	$self->enter_map ($map, $x, $y);	1770	$self->enter_map ($map, $x, $y);
1553	}	1771	}
1554		1772
1555	cf::player->attach (	1773	cf::player->attach (
…		…
1568		1786
1569	# try to abort aborted map switching on player login :)	1787	# try to abort aborted map switching on player login :)
1570	# should happen only on crashes	1788	# should happen only on crashes
1571	if ($pl->ob->{_link_pos}) {	1789	if ($pl->ob->{_link_pos}) {
1572	$pl->ob->enter_link;	1790	$pl->ob->enter_link;
1573	cf::async {	1791	(async {
1574	# we need this sleep as the login has a concurrent enter_exit running	1792	# 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	1793	# and this sleep increases chances of the player not ending up in scorn
		1794	$pl->ob->reply (undef,
		1795	"There was an internal problem at your last logout, "
		1796	. "the server will try to bring you to your intended destination in a second.",
		1797	cf::NDI_RED);
1576	Coro::Timer::sleep 1;	1798	Coro::Timer::sleep 1;
1577	$pl->ob->leave_link;	1799	$pl->ob->leave_link;
1578	};	1800	})->prio (2);
1579	}	1801	}
1580	},	1802	},
1581	);	1803	);
1582		1804
1583	=item $player_object->goto_map ($path, $x, $y)	1805	=item $player_object->goto ($path, $x, $y)
1584		1806
1585	=cut	1807	=cut
1586		1808
1587	sub cf::object::player::goto_map {	1809	sub cf::object::player::goto {
1588	my ($self, $path, $x, $y) = @_;	1810	my ($self, $path, $x, $y) = @_;
1589		1811
		1812	$path = new cf::path $path;
		1813
1590	$self->enter_link;	1814	$self->enter_link;
1591		1815
1592	(cf::async {	1816	(async {
1593	$path = new cf::path $path;
1594
1595	my $map = cf::map::find $path->as_string;	1817	my $map = cf::map::find $path->as_string;
1596	$map = $map->customise_for ($self) if $map;	1818	$map = $map->customise_for ($self) if $map;
1597		1819
1598	# warn "entering ", $map->path, " at ($x, $y)\n"	1820	# warn "entering ", $map->path, " at ($x, $y)\n"
1599	# if $map;	1821	# if $map;
1600		1822
1601	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE \| cf::NDI_RED);	1823	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1602		1824
1603	$self->leave_link ($map, $x, $y);	1825	$self->leave_link ($map, $x, $y);
1604	})->prio (1);	1826	})->prio (1);
1605	}	1827	}
1606		1828
…		…
1659		1881
1660	return unless $self->type == cf::PLAYER;	1882	return unless $self->type == cf::PLAYER;
1661		1883
1662	$self->enter_link;	1884	$self->enter_link;
1663		1885
1664	(cf::async {	1886	(async {
1665	$self->deactivate_recursive; # just to be sure	1887	$self->deactivate_recursive; # just to be sure
1666	unless (eval {	1888	unless (eval {
1667	prepare_random_map $exit	1889	prepare_random_map $exit
1668	if $exit->slaying eq "/!";	1890	if $exit->slaying eq "/!";
1669		1891
1670	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1892	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1671	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1893	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1672		1894
1673	1;	1895	1;
1674	}) {	1896	}) {
1675	$self->message ("Something went wrong deep within the crossfire server. "	1897	$self->message ("Something went wrong deep within the crossfire server. "
1676	. "I'll try to bring you back to the map you were before. "	1898	. "I'll try to bring you back to the map you were before. "
1677	. "Please report this to the dungeon master",	1899	. "Please report this to the dungeon master!",
1678	cf::NDI_UNIQUE \| cf::NDI_RED);	1900	cf::NDI_UNIQUE \| cf::NDI_RED);
1679		1901
1680	warn "ERROR in enter_exit: $@";	1902	warn "ERROR in enter_exit: $@";
1681	$self->leave_link;	1903	$self->leave_link;
1682	}	1904	}
…		…
1750	}	1972	}
1751	}	1973	}
1752	},	1974	},
1753	);	1975	);
1754		1976
1755	=item $client->coro (\&cb)	1977	=item $client->async (\&cb)
1756		1978
1757	Create a new coroutine, running the specified callback. The coroutine will	1979	Create a new coroutine, running the specified callback. The coroutine will
1758	be automatically cancelled when the client gets destroyed (e.g. on logout,	1980	be automatically cancelled when the client gets destroyed (e.g. on logout,
1759	or loss of connection).	1981	or loss of connection).
1760		1982
1761	=cut	1983	=cut
1762		1984
1763	sub cf::client::coro {	1985	sub cf::client::async {
1764	my ($self, $cb) = @_;	1986	my ($self, $cb) = @_;
1765		1987
1766	my $coro = &cf::async ($cb);	1988	my $coro = &Coro::async ($cb);
1767		1989
1768	$coro->on_destroy (sub {	1990	$coro->on_destroy (sub {
1769	delete $self->{_coro}{$coro+0};	1991	delete $self->{_coro}{$coro+0};
1770	});	1992	});
1771		1993
…		…
2009	local $/;	2231	local $/;
2010	*CFG = YAML::Syck::Load <$fh>;	2232	*CFG = YAML::Syck::Load <$fh>;
2011		2233
2012	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];	2234	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];
2013		2235
		2236	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2237	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2238
2014	if (exists $CFG{mlockall}) {	2239	if (exists $CFG{mlockall}) {
2015	eval {	2240	eval {
2016	$CFG{mlockall} ? &mlockall : &munlockall	2241	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2017	and die "WARNING: m(un)lockall failed: $!\n";	2242	and die "WARNING: m(un)lockall failed: $!\n";
2018	};	2243	};
2019	warn $@ if $@;	2244	warn $@ if $@;
2020	}	2245	}
2021	}	2246	}
2022		2247
2023	sub main {	2248	sub main {
2024	# we must not ever block the main coroutine	2249	# we must not ever block the main coroutine
2025	local $Coro::idle = sub {	2250	local $Coro::idle = sub {
2026	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2251	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2027	(Coro::unblock_sub {
2028	Event::one_event;	2252	async { Event::one_event };
2029	})->();
2030	};	2253	};
2031		2254
2032	cfg_load;	2255	cfg_load;
2033	db_load;	2256	db_load;
2034	load_extensions;	2257	load_extensions;
2035	Event::loop;	2258	Event::loop;
2036	}	2259	}
2037		2260
2038	#############################################################################	2261	#############################################################################
2039	# initialisation	2262	# initialisation and cleanup
		2263
		2264	# install some emergency cleanup handlers
		2265	BEGIN {
		2266	for my $signal (qw(INT HUP TERM)) {
		2267	Event->signal (
		2268	data => WF_AUTOCANCEL,
		2269	signal => $signal,
		2270	cb => sub {
		2271	cf::cleanup "SIG$signal";
		2272	},
		2273	);
		2274	}
		2275	}
		2276
		2277	sub emergency_save() {
		2278	my $freeze_guard = cf::freeze_mainloop;
		2279
		2280	warn "enter emergency perl save\n";
		2281
		2282	cf::sync_job {
		2283	# use a peculiar iteration method to avoid tripping on perl
		2284	# refcount bugs in for. also avoids problems with players
		2285	# and maps saved/Destroyed asynchronously.
		2286	warn "begin emergency player save\n";
		2287	for my $login (keys %cf::PLAYER) {
		2288	my $pl = $cf::PLAYER{$login} or next;
		2289	$pl->valid or next;
		2290	$pl->save;
		2291	}
		2292	warn "end emergency player save\n";
		2293
		2294	warn "begin emergency map save\n";
		2295	for my $path (keys %cf::MAP) {
		2296	my $map = $cf::MAP{$path} or next;
		2297	$map->valid or next;
		2298	$map->save;
		2299	}
		2300	warn "end emergency map save\n";
		2301	};
		2302
		2303	warn "leave emergency perl save\n";
		2304	}
2040		2305
2041	sub reload() {	2306	sub reload() {
2042	# can/must only be called in main	2307	# can/must only be called in main
2043	if ($Coro::current != $Coro::main) {	2308	if ($Coro::current != $Coro::main) {
2044	warn "can only reload from main coroutine\n";	2309	warn "can only reload from main coroutine\n";
2045	return;	2310	return;
2046	}	2311	}
2047		2312
2048	warn "reloading...";	2313	warn "reloading...";
2049		2314
		2315	warn "freezing server";
2050	my $guard = freeze_mainloop;	2316	my $guard = freeze_mainloop;
2051	cf::emergency_save;	2317	cf::emergency_save;
2052		2318
		2319	warn "sync database to disk";
		2320	cf::db_sync;
		2321	IO::AIO::flush;
		2322
2053	eval {	2323	eval {
2054	# if anything goes wrong in here, we should simply crash as we already saved	2324	# if anything goes wrong in here, we should simply crash as we already saved
2055		2325
2056	# cancel all watchers	2326	warn "cancel all watchers";
2057	for (Event::all_watchers) {	2327	for (Event::all_watchers) {
2058	$_->cancel if $_->data & WF_AUTOCANCEL;	2328	$_->cancel if $_->data & WF_AUTOCANCEL;
2059	}	2329	}
2060		2330
2061	# cancel all extension coros	2331	warn "cancel all extension coros";
2062	$_->cancel for values %EXT_CORO;	2332	$_->cancel for values %EXT_CORO;
2063	%EXT_CORO = ();	2333	%EXT_CORO = ();
2064		2334
		2335	warn "remove commands";
		2336	%COMMAND = ();
		2337
		2338	warn "remove ext commands";
		2339	%EXTCMD = ();
		2340
2065	# unload all extensions	2341	warn "unload/nuke all extensions";
2066	for (@exts) {	2342	for my $pkg (@EXTS) {
2067	warn "unloading <$_>";	2343	warn "... unloading $pkg";
2068	unload_extension $_;	2344
		2345	if (my $cb = $pkg->can ("unload")) {
		2346	eval {
		2347	$cb->($pkg);
		2348	1
		2349	} or warn "$pkg unloaded, but with errors: $@";
2069	}	2350	}
2070		2351
		2352	warn "... nuking $pkg";
		2353	Symbol::delete_package $pkg;
		2354	}
		2355
2071	# unload all modules loaded from $LIBDIR	2356	warn "unload all perl modules loaded from $LIBDIR";
2072	while (my ($k, $v) = each %INC) {	2357	while (my ($k, $v) = each %INC) {
2073	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2358	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2074		2359
2075	warn "removing <$k>";	2360	warn "removing <$k>";
2076	delete $INC{$k};	2361	delete $INC{$k};
…		…
2083	}	2368	}
2084		2369
2085	Symbol::delete_package $k;	2370	Symbol::delete_package $k;
2086	}	2371	}
2087		2372
2088	# sync database to disk
2089	cf::db_sync;
2090	IO::AIO::flush;
2091
2092	# get rid of safe::, as good as possible	2373	warn "get rid of safe::, as good as possible";
2093	Symbol::delete_package "safe::$_"	2374	Symbol::delete_package "safe::$_"
2094	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2375	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2095		2376
2096	# remove register_script_function callbacks
2097	# TODO
2098
2099	# unload cf.pm "a bit"	2377	warn "unload cf.pm \"a bit\"";
2100	delete $INC{"cf.pm"};	2378	delete $INC{"cf.pm"};
2101		2379
2102	# don't, removes xs symbols, too,	2380	# don't, removes xs symbols, too,
2103	# and global variables created in xs	2381	# and global variables created in xs
2104	#Symbol::delete_package __PACKAGE__;	2382	#Symbol::delete_package __PACKAGE__;
2105		2383
2106	# reload cf.pm
2107	warn "reloading cf.pm";	2384	warn "reloading cf.pm";
2108	require cf;	2385	require cf;
2109	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2386	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2110		2387
2111	# load config and database again	2388	warn "load config and database again";
2112	cf::cfg_load;	2389	cf::cfg_load;
2113	cf::db_load;	2390	cf::db_load;
2114		2391
2115	# load extensions
2116	warn "load extensions";	2392	warn "load extensions";
2117	cf::load_extensions;	2393	cf::load_extensions;
2118		2394
2119	# reattach attachments to objects	2395	warn "reattach attachments to objects/players";
2120	warn "reattach";
2121	_global_reattach;	2396	_global_reattach;
		2397	warn "reattach attachments to maps";
		2398	reattach $_ for values %MAP;
2122	};	2399	};
2123		2400
2124	if ($@) {	2401	if ($@) {
2125	warn $@;	2402	warn $@;
2126	warn "error while reloading, exiting.";	2403	warn "error while reloading, exiting.";
2127	exit 1;	2404	exit 1;
2128	}	2405	}
2129		2406
2130	warn "reloaded successfully";	2407	warn "reloaded";
2131	};	2408	};
2132		2409
2133	#############################################################################	2410	#############################################################################
2134		2411
2135	unless ($LINK_MAP) {	2412	unless ($LINK_MAP) {
…		…
2142	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";	2419	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2143	$LINK_MAP->in_memory (MAP_IN_MEMORY);	2420	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2144		2421
2145	# dirty hack because... archetypes are not yet loaded	2422	# dirty hack because... archetypes are not yet loaded
2146	Event->timer (	2423	Event->timer (
2147	after => 2,	2424	after => 10,
2148	cb => sub {	2425	cb => sub {
2149	$_[0]->w->cancel;	2426	$_[0]->w->cancel;
2150		2427
2151	# provide some exits "home"	2428	# provide some exits "home"
2152	my $exit = cf::object::new "exit";	2429	my $exit = cf::object::new "exit";
…		…
2170	$LINK_MAP->{deny_save} = 1;	2447	$LINK_MAP->{deny_save} = 1;
2171	$LINK_MAP->{deny_reset} = 1;	2448	$LINK_MAP->{deny_reset} = 1;
2172		2449
2173	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;	2450	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2174	}	2451	}
2175
2176	register "<global>", __PACKAGE__;
2177		2452
2178	register_command "reload" => sub {	2453	register_command "reload" => sub {
2179	my ($who, $arg) = @_;	2454	my ($who, $arg) = @_;
2180		2455
2181	if ($who->flag (FLAG_WIZ)) {	2456	if ($who->flag (FLAG_WIZ)) {
…		…
2194	data => WF_AUTOCANCEL,	2469	data => WF_AUTOCANCEL,
2195	cb => sub {	2470	cb => sub {
2196	cf::server_tick; # one server iteration	2471	cf::server_tick; # one server iteration
2197	$RUNTIME += $TICK;	2472	$RUNTIME += $TICK;
2198	$NEXT_TICK += $TICK;	2473	$NEXT_TICK += $TICK;
		2474
		2475	$WAIT_FOR_TICK->broadcast;
		2476	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2199		2477
2200	# if we are delayed by four ticks or more, skip them all	2478	# if we are delayed by four ticks or more, skip them all
2201	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2479	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2202		2480
2203	$TICK_WATCHER->at ($NEXT_TICK);	2481	$TICK_WATCHER->at ($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 1.161 by root, Thu Jan 11 00:16:58 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 1.161 by root, Thu Jan 11 00:16:58 2007 UTC