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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.158 by root, Wed Jan 10 19:52:43 2007 UTC vs.
Revision 1.235 by root, Tue Apr 10 09:35:23 2007 UTC

…		…
4	use strict;	4	use strict;
5		5
6	use Symbol;	6	use Symbol;
7	use List::Util;	7	use List::Util;
8	use Storable;	8	use Storable;
		9	use Event;
9	use Opcode;	10	use Opcode;
10	use Safe;	11	use Safe;
11	use Safe::Hole;	12	use Safe::Hole;
12		13
13	use Coro 3.3 ();	14	use Coro 3.52 ();
		15	use Coro::State;
14	use Coro::Event;	16	use Coro::Event;
15	use Coro::Timer;	17	use Coro::Timer;
16	use Coro::Signal;	18	use Coro::Signal;
17	use Coro::Semaphore;	19	use Coro::Semaphore;
18	use Coro::AIO;	20	use Coro::AIO;
19		21
		22	use BDB ();
20	use Data::Dumper;	23	use Data::Dumper;
21	use Digest::MD5;	24	use Digest::MD5;
22	use Fcntl;	25	use Fcntl;
		26	use YAML::Syck ();
23	use IO::AIO 2.32 ();	27	use IO::AIO 2.32 ();
24	use YAML::Syck ();
25	use Time::HiRes;	28	use Time::HiRes;
		29	use Compress::LZF;
26		30
		31	# configure various modules to our taste
		32	#
		33	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		34	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
		35
27	use Event; $Event::Eval = 1; # no idea why this is required, but it is	36	$Event::Eval = 1; # no idea why this is required, but it is
28
29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
30		37
31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	38	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
32	$YAML::Syck::ImplicitUnicode = 1;	39	$YAML::Syck::ImplicitUnicode = 1;
33		40
34	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	41	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
35		42
		43	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		44
36	our %COMMAND = ();	45	our %COMMAND = ();
37	our %COMMAND_TIME = ();	46	our %COMMAND_TIME = ();
		47
		48	our @EXTS = (); # list of extension package names
38	our %EXTCMD = ();	49	our %EXTCMD = ();
		50	our %EXT_CORO = (); # coroutines bound to extensions
		51	our %EXT_MAP = (); # pluggable maps
39		52
		53	our $RELOAD; # number of reloads so far
40	our @EVENT;	54	our @EVENT;
41	our $LIBDIR = datadir . "/ext";	55	our $LIBDIR = datadir . "/ext";
42		56
43	our $TICK = MAX_TIME * 1e-6;	57	our $TICK = MAX_TIME * 1e-6;
44	our $TICK_WATCHER;	58	our $TICK_WATCHER;
		59	our $AIO_POLL_WATCHER;
		60	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
45	our $NEXT_TICK;	61	our $NEXT_TICK;
46	our $NOW;	62	our $NOW;
		63	our $USE_FSYNC = 1; # use fsync to write maps - default off
		64
		65	our $BDB_POLL_WATCHER;
		66	our $DB_ENV;
47		67
48	our %CFG;	68	our %CFG;
49		69
50	our $UPTIME; $UPTIME ||= time;	70	our $UPTIME; $UPTIME ||= time;
51	our $RUNTIME;	71	our $RUNTIME;
52		72
53	our %PLAYER; # all users	73	our %PLAYER; # all users
54	our %MAP; # all maps	74	our %MAP; # all maps
55	our $LINK_MAP; # the special {link} map	75	our $LINK_MAP; # the special {link} map, which is always available
56	our $RANDOM_MAPS = cf::localdir . "/random";	76	our $RANDOM_MAPS = cf::localdir . "/random";
57	our %EXT_CORO; # coroutines bound to extensions	77	our $BDB_ENV_DIR = cf::localdir . "/db";
58		78
59	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;	79	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
60	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;	80	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		81
		82	# used to convert map paths into valid unix filenames by replacing / by ∕
		83	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
61		84
62	binmode STDOUT;	85	binmode STDOUT;
63	binmode STDERR;	86	binmode STDERR;
64		87
65	# read virtual server time, if available	88	# read virtual server time, if available
…		…
72	mkdir cf::localdir;	95	mkdir cf::localdir;
73	mkdir cf::localdir . "/" . cf::playerdir;	96	mkdir cf::localdir . "/" . cf::playerdir;
74	mkdir cf::localdir . "/" . cf::tmpdir;	97	mkdir cf::localdir . "/" . cf::tmpdir;
75	mkdir cf::localdir . "/" . cf::uniquedir;	98	mkdir cf::localdir . "/" . cf::uniquedir;
76	mkdir $RANDOM_MAPS;	99	mkdir $RANDOM_MAPS;
		100	mkdir $BDB_ENV_DIR;
77		101
78	# a special map that is always available
79	our $LINK_MAP;
80	our $EMERGENCY_POSITION;	102	our $EMERGENCY_POSITION;
		103
		104	sub cf::map::normalise;
81		105
82	#############################################################################	106	#############################################################################
83		107
84	=head2 GLOBAL VARIABLES	108	=head2 GLOBAL VARIABLES
85		109
…		…
156	}	180	}
157		181
158	$Event::DIED = sub {	182	$Event::DIED = sub {
159	warn "error in event callback: @_";	183	warn "error in event callback: @_";
160	};	184	};
161
162	my %ext_pkg;
163	my @exts;
164	my @hook;
165		185
166	=head2 UTILITY FUNCTIONS	186	=head2 UTILITY FUNCTIONS
167		187
168	=over 4	188	=over 4
169		189
…		…
188	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	208	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
189	$d	209	$d
190	} || "[unable to dump $_[0]: '$@']";	210	} || "[unable to dump $_[0]: '$@']";
191	}	211	}
192		212
193	use JSON::Syck (); # TODO# replace by JSON::PC once working	213	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
194		214
195	=item $ref = cf::from_json $json	215	=item $ref = cf::from_json $json
196		216
197	Converts a JSON string into the corresponding perl data structure.	217	Converts a JSON string into the corresponding perl data structure.
198		218
199	=cut
200
201	sub from_json($) {
202	$JSON::Syck::ImplicitUnicode = 1; # work around JSON::Syck bugs
203	JSON::Syck::Load $_[0]
204	}
205
206	=item $json = cf::to_json $ref	219	=item $json = cf::to_json $ref
207		220
208	Converts a perl data structure into its JSON representation.	221	Converts a perl data structure into its JSON representation.
209
210	=cut
211
212	sub to_json($) {
213	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
214	JSON::Syck::Dump $_[0]
215	}
216		222
217	=item cf::lock_wait $string	223	=item cf::lock_wait $string
218		224
219	Wait until the given lock is available. See cf::lock_acquire.	225	Wait until the given lock is available. See cf::lock_acquire.
220		226
…		…
257	}	263	}
258		264
259	sub freeze_mainloop {	265	sub freeze_mainloop {
260	return unless $TICK_WATCHER->is_active;	266	return unless $TICK_WATCHER->is_active;
261		267
262	my $guard = Coro::guard { $TICK_WATCHER->start };	268	my $guard = Coro::guard {
		269	$TICK_WATCHER->start;
		270	};
263	$TICK_WATCHER->stop;	271	$TICK_WATCHER->stop;
264	$guard	272	$guard
265	}	273	}
266		274
267	=item cf::async { BLOCK }	275	=item cf::async { BLOCK }
…		…
319	}	327	}
320	}	328	}
321		329
322	=item $coro = cf::async_ext { BLOCK }	330	=item $coro = cf::async_ext { BLOCK }
323		331
324	Like async, but this coro is automcatially being canceled when the	332	Like async, but this coro is automatically being canceled when the
325	extension calling this is being unloaded.	333	extension calling this is being unloaded.
326		334
327	=cut	335	=cut
328		336
329	sub async_ext(&) {	337	sub async_ext(&) {
…		…
338		346
339	$coro	347	$coro
340	}	348	}
341		349
342	sub write_runtime {	350	sub write_runtime {
		351	my $guard = cf::lock_acquire "write_runtime";
		352
343	my $runtime = cf::localdir . "/runtime";	353	my $runtime = cf::localdir . "/runtime";
344		354
345	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	355	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
346	or return;	356	or return;
347		357
		358	my $value = $cf::RUNTIME + 90 + 10;
348	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock	359	# 10 is the runtime save interval, for a monotonic clock
		360	# 60 allows for the watchdog to kill the server.
		361
349	(aio_write $fh, 0, (length $value), $value, 0) <= 0	362	(aio_write $fh, 0, (length $value), $value, 0) <= 0
350	and return;	363	and return;
351		364
		365	# always fsync - this file is important
352	aio_fsync $fh	366	aio_fsync $fh
353	and return;	367	and return;
354		368
355	close $fh	369	close $fh
356	or return;	370	or return;
…		…
359	and return;	373	and return;
360		374
361	1	375	1
362	}	376	}
363		377
		378	=item cf::datalog type => key => value, ...
		379
		380	Log a datalog packet of the given type with the given key-value pairs.
		381
		382	=cut
		383
		384	sub datalog($@) {
		385	my ($type, %kv) = @_;
		386	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
		387	}
		388
364	=back	389	=back
365		390
366	=cut	391	=cut
367
368	#############################################################################
369
370	package cf::path;
371
372	use overload
373	'""' => \&as_string;
374
375	# used to convert map paths into valid unix filenames by repalcing / by ∕
376	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
377
378	sub new {
379	my ($class, $path, $base) = @_;
380
381	$path = $path->as_string if ref $path;
382
383	my $self = bless { }, $class;
384
385	# {... are special paths that are not touched
386	# ?xxx/... are special absolute paths
387	# ?random/... random maps
388	# /! non-realised random map exit
389	# /... normal maps
390	# ~/... per-player maps without a specific player (DO NOT USE)
391	# ~user/... per-player map of a specific user
392
393	$path =~ s/$PATH_SEP/\//go;
394
395	if ($path =~ /^{/) {
396	# fine as it is
397	} elsif ($path =~ s{^\?random/}{}) {
398	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
399	$self->{random} = cf::from_json $data;
400	} else {
401	if ($path =~ s{^~([^/]+)?}{}) {
402	$self->{user_rel} = 1;
403
404	if (defined $1) {
405	$self->{user} = $1;
406	} elsif ($base =~ m{^~([^/]+)/}) {
407	$self->{user} = $1;
408	} else {
409	warn "cannot resolve user-relative path without user <$path,$base>\n";
410	}
411	} elsif ($path =~ /^\//) {
412	# already absolute
413	} else {
414	$base =~ s{[^/]+/?$}{};
415	return $class->new ("$base/$path");
416	}
417
418	for ($path) {
419	redo if s{/\.?/}{/};
420	redo if s{/[^/]+/\.\./}{/};
421	}
422	}
423
424	$self->{path} = $path;
425
426	$self
427	}
428
429	# the name / primary key / in-game path
430	sub as_string {
431	my ($self) = @_;
432
433	$self->{user_rel} ? "~$self->{user}$self->{path}"
434	: $self->{random} ? "?random/$self->{path}"
435	: $self->{path}
436	}
437
438	# the displayed name, this is a one way mapping
439	sub visible_name {
440	my ($self) = @_;
441
442	# if (my $rmp = $self->{random}) {
443	# # todo: be more intelligent about this
444	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
445	# } else {
446	$self->as_string
447	# }
448	}
449
450	# escape the /'s in the path
451	sub _escaped_path {
452	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
453	$path
454	}
455
456	# the original (read-only) location
457	sub load_path {
458	my ($self) = @_;
459
460	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
461	}
462
463	# the temporary/swap location
464	sub save_path {
465	my ($self) = @_;
466
467	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
468	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
469	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
470	}
471
472	# the unique path, might be eq to save_path
473	sub uniq_path {
474	my ($self) = @_;
475
476	$self->{user_rel} || $self->{random}
477	? undef
478	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
479	}
480
481	# return random map parameters, or undef
482	sub random_map_params {
483	my ($self) = @_;
484
485	$self->{random}
486	}
487
488	# this is somewhat ugly, but style maps do need special treatment
489	sub is_style_map {
490	$_[0]{path} =~ m{^/styles/}
491	}
492
493	package cf;
494		392
495	#############################################################################	393	#############################################################################
496		394
497	=head2 ATTACHABLE OBJECTS	395	=head2 ATTACHABLE OBJECTS
498		396
…		…
624	our @CB_TYPE = (); # registry for type (cf-object class) based events	522	our @CB_TYPE = (); # registry for type (cf-object class) based events
625	our @CB_MAP = ();	523	our @CB_MAP = ();
626		524
627	my %attachment;	525	my %attachment;
628		526
		527	sub cf::attachable::thawer_merge {
		528	# simply override everything except _meta
		529	local $_[0]{_meta};
		530	%{$_[0]} = %{$_[1]};
		531	}
		532
629	sub _attach_cb($$$$) {	533	sub _attach_cb($$$$) {
630	my ($registry, $event, $prio, $cb) = @_;	534	my ($registry, $event, $prio, $cb) = @_;
631		535
632	use sort 'stable';	536	use sort 'stable';
633		537
…		…
804	# object support	708	# object support
805		709
806	sub reattach {	710	sub reattach {
807	# basically do the same as instantiate, without calling instantiate	711	# basically do the same as instantiate, without calling instantiate
808	my ($obj) = @_;	712	my ($obj) = @_;
		713
		714	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
809		715
810	my $registry = $obj->registry;	716	my $registry = $obj->registry;
811		717
812	@$registry = ();	718	@$registry = ();
813		719
…		…
860	$filename, length $$rdata, scalar @$objs;	766	$filename, length $$rdata, scalar @$objs;
861		767
862	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	768	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
863	chmod SAVE_MODE, $fh;	769	chmod SAVE_MODE, $fh;
864	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	770	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
865	aio_fsync $fh;	771	aio_fsync $fh if $cf::USE_FSYNC;
866	close $fh;	772	close $fh;
867		773
868	if (@$objs) {	774	if (@$objs) {
869	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	775	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
870	chmod SAVE_MODE, $fh;	776	chmod SAVE_MODE, $fh;
871	my $data = Storable::nfreeze { version => 1, objs => $objs };	777	my $data = Storable::nfreeze { version => 1, objs => $objs };
872	aio_write $fh, 0, (length $data), $data, 0;	778	aio_write $fh, 0, (length $data), $data, 0;
873	aio_fsync $fh;	779	aio_fsync $fh if $cf::USE_FSYNC;
874	close $fh;	780	close $fh;
875	aio_rename "$filename.pst~", "$filename.pst";	781	aio_rename "$filename.pst~", "$filename.pst";
876	}	782	}
877	} else {	783	} else {
878	aio_unlink "$filename.pst";	784	aio_unlink "$filename.pst";
…		…
945	=cut	851	=cut
946		852
947	sub register_extcmd {	853	sub register_extcmd {
948	my ($name, $cb) = @_;	854	my ($name, $cb) = @_;
949		855
950	my $caller = caller;
951	#warn "registering extcmd '$name' to '$caller'";
952
953	$EXTCMD{$name} = [$cb, $caller];	856	$EXTCMD{$name} = $cb;
954	}	857	}
955		858
956	cf::player->attach (	859	cf::player->attach (
957	on_command => sub {	860	on_command => sub {
958	my ($pl, $name, $params) = @_;	861	my ($pl, $name, $params) = @_;
…		…
971		874
972	my $msg = eval { from_json $buf };	875	my $msg = eval { from_json $buf };
973		876
974	if (ref $msg) {	877	if (ref $msg) {
975	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	878	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
976	if (my %reply = $cb->[0]->($pl, $msg)) {	879	if (my %reply = $cb->($pl, $msg)) {
977	$pl->ext_reply ($msg->{msgid}, %reply);	880	$pl->ext_reply ($msg->{msgid}, %reply);
978	}	881	}
979	}	882	}
980	} else {	883	} else {
981	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	884	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
983		886
984	cf::override;	887	cf::override;
985	},	888	},
986	);	889	);
987		890
988	sub register {
989	my ($base, $pkg) = @_;
990
991	#TODO
992	}
993
994	sub load_extension {	891	sub load_extension {
995	my ($path) = @_;	892	my ($path) = @_;
996		893
997	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	894	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
998	my $base = $1;	895	my $base = $1;
999	my $pkg = $1;	896	my $pkg = $1;
1000	$pkg =~ s/[^[:word:]]/_/g;	897	$pkg =~ s/[^[:word:]]/_/g;
1001	$pkg = "ext::$pkg";	898	$pkg = "ext::$pkg";
1002		899
1003	warn "loading '$path' into '$pkg'\n";	900	warn "... loading '$path' into '$pkg'\n";
1004		901
1005	open my $fh, "<:utf8", $path	902	open my $fh, "<:utf8", $path
1006	or die "$path: $!";	903	or die "$path: $!";
1007		904
1008	my $source =	905	my $source =
1009	"package $pkg; use strict; use utf8;\n"	906	"package $pkg; use strict; use utf8;\n"
1010	. "#line 1 \"$path\"\n{\n"	907	. "#line 1 \"$path\"\n{\n"
1011	. (do { local $/; <$fh> })	908	. (do { local $/; <$fh> })
1012	. "\n};\n1";	909	. "\n};\n1";
1013		910
1014	eval $source	911	unless (eval $source) {
1015	or die $@ ? "$path: $@\n"	912	my $msg = $@ ? "$path: $@\n"
1016	: "extension disabled.\n";	913	: "extension disabled.\n";
1017		914	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
1018	push @exts, $pkg;	915	warn $@;
1019	$ext_pkg{$base} = $pkg;	916	warn "mandatory extension failed to load, exiting.\n";
1020		917	exit 1;
1021	# no strict 'refs';	918	}
1022	# @{"$pkg\::ISA"} = ext::;	919	die $@;
1023
1024	register $base, $pkg;
1025	}
1026
1027	sub unload_extension {
1028	my ($pkg) = @_;
1029
1030	warn "removing extension $pkg\n";
1031
1032	# remove hooks
1033	#TODO
1034	# for my $idx (0 .. $#PLUGIN_EVENT) {
1035	# delete $hook[$idx]{$pkg};
1036	# }	920	}
1037		921
1038	# remove commands	922	push @EXTS, $pkg;
1039	for my $name (keys %COMMAND) {
1040	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1041
1042	if (@cb) {
1043	$COMMAND{$name} = \@cb;
1044	} else {
1045	delete $COMMAND{$name};
1046	}
1047	}
1048
1049	# remove extcmds
1050	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1051	delete $EXTCMD{$name};
1052	}
1053
1054	if (my $cb = $pkg->can ("unload")) {
1055	eval {
1056	$cb->($pkg);
1057	1
1058	} or warn "$pkg unloaded, but with errors: $@";
1059	}
1060
1061	Symbol::delete_package $pkg;
1062	}	923	}
1063		924
1064	sub load_extensions {	925	sub load_extensions {
1065	for my $ext (<$LIBDIR/*.ext>) {	926	for my $ext (<$LIBDIR/*.ext>) {
1066	next unless -r $ext;	927	next unless -r $ext;
…		…
1070	} or warn "$ext not loaded: $@";	931	} or warn "$ext not loaded: $@";
1071	}	932	}
1072	}	933	}
1073		934
1074	#############################################################################	935	#############################################################################
1075	# load/save/clean perl data associated with a map
1076
1077	*cf::mapsupport::on_clean = sub {
1078	my ($map) = @_;
1079
1080	my $path = $map->tmpname;
1081	defined $path or return;
1082
1083	unlink "$path.pst";
1084	};
1085
1086	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1087
1088	#############################################################################
1089		936
1090	=head2 CORE EXTENSIONS	937	=head2 CORE EXTENSIONS
1091		938
1092	Functions and methods that extend core crossfire objects.	939	Functions and methods that extend core crossfire objects.
1093		940
…		…
1116	}	963	}
1117		964
1118	sub path($) {	965	sub path($) {
1119	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];	966	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
1120		967
1121	(playerdir $login) . "/$login.pl"	968	(playerdir $login) . "/playerdata"
1122	}	969	}
1123		970
1124	sub find_active($) {	971	sub find_active($) {
1125	$cf::PLAYER{$_[0]}	972	$cf::PLAYER{$_[0]}
1126	and $cf::PLAYER{$_[0]}->active	973	and $cf::PLAYER{$_[0]}->active
…		…
1129		976
1130	sub exists($) {	977	sub exists($) {
1131	my ($login) = @_;	978	my ($login) = @_;
1132		979
1133	$cf::PLAYER{$login}	980	$cf::PLAYER{$login}
1134	or cf::sync_job { !aio_stat $login }	981	or cf::sync_job { !aio_stat path $login }
1135	}	982	}
1136		983
1137	sub find($) {	984	sub find($) {
1138	return $cf::PLAYER{$_[0]} || do {	985	return $cf::PLAYER{$_[0]} || do {
1139	my $login = $_[0];	986	my $login = $_[0];
1140		987
1141	my $guard = cf::lock_acquire "user_find:$login";	988	my $guard = cf::lock_acquire "user_find:$login";
1142		989
1143	$cf::PLAYER{$_[0]} || do {	990	$cf::PLAYER{$_[0]} || do {
		991	# rename old playerfiles to new ones
		992	#TODO: remove when no longer required
		993	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
		994	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
		995	aio_unlink +(playerdir $login) . "/$login.pl.pst";
		996	aio_unlink +(playerdir $login) . "/$login.pl";
		997
1144	my $pl = load_pl path $login	998	my $pl = load_pl path $login
1145	or return;	999	or return;
1146	$cf::PLAYER{$login} = $pl	1000	$cf::PLAYER{$login} = $pl
1147	}	1001	}
1148	}	1002	}
…		…
1185		1039
1186	=cut	1040	=cut
1187		1041
1188	sub quit_character {	1042	sub quit_character {
1189	my ($pl) = @_;	1043	my ($pl) = @_;
		1044
		1045	my $name = $pl->ob->name;
1190		1046
1191	$pl->{deny_save} = 1;	1047	$pl->{deny_save} = 1;
1192	$pl->password ("*"); # this should lock out the player until we nuked the dir	1048	$pl->password ("*"); # this should lock out the player until we nuked the dir
1193		1049
1194	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1050	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
…		…
1199	my $path = playerdir $pl;	1055	my $path = playerdir $pl;
1200	my $temp = "$path~$cf::RUNTIME~deleting~";	1056	my $temp = "$path~$cf::RUNTIME~deleting~";
1201	aio_rename $path, $temp;	1057	aio_rename $path, $temp;
1202	delete $cf::PLAYER{$pl->ob->name};	1058	delete $cf::PLAYER{$pl->ob->name};
1203	$pl->destroy;	1059	$pl->destroy;
		1060
		1061	my $prefix = qr<^~\Q$name\E/>;
		1062
		1063	# nuke player maps
		1064	$cf::MAP{$_}->nuke for grep /$prefix/, keys %cf::MAP;
		1065
1204	IO::AIO::aio_rmtree $temp;	1066	IO::AIO::aio_rmtree $temp;
		1067	}
		1068
		1069	=item $pl->kick
		1070
		1071	Kicks a player out of the game. This destroys the connection.
		1072
		1073	=cut
		1074
		1075	sub kick {
		1076	my ($pl, $kicker) = @_;
		1077
		1078	$pl->invoke (cf::EVENT_PLAYER_KICK, $kicker);
		1079	$pl->killer ("kicked");
		1080	$pl->ns->destroy;
1205	}	1081	}
1206		1082
1207	=item cf::player::list_logins	1083	=item cf::player::list_logins
1208		1084
1209	Returns am arrayref of all valid playernames in the system, can take a	1085	Returns am arrayref of all valid playernames in the system, can take a
…		…
1229	\@logins	1105	\@logins
1230	}	1106	}
1231		1107
1232	=item $player->maps	1108	=item $player->maps
1233		1109
1234	Returns an arrayref of cf::path's of all maps that are private for this	1110	Returns an arrayref of map paths that are private for this
1235	player. May block.	1111	player. May block.
1236		1112
1237	=cut	1113	=cut
1238		1114
1239	sub maps($) {	1115	sub maps($) {
1240	my ($pl) = @_;	1116	my ($pl) = @_;
		1117
		1118	$pl = ref $pl ? $pl->ob->name : $pl;
1241		1119
1242	my $files = aio_readdir playerdir $pl	1120	my $files = aio_readdir playerdir $pl
1243	or return;	1121	or return;
1244		1122
1245	my @paths;	1123	my @paths;
…		…
1247	for (@$files) {	1125	for (@$files) {
1248	utf8::decode $_;	1126	utf8::decode $_;
1249	next if /\.(?:pl|pst)$/;	1127	next if /\.(?:pl|pst)$/;
1250	next unless /^$PATH_SEP/o;	1128	next unless /^$PATH_SEP/o;
1251		1129
1252	push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;	1130	push @paths, cf::map::normalise "~$pl/$_";
1253	}	1131	}
1254		1132
1255	\@paths	1133	\@paths
1256	}	1134	}
1257		1135
1258	=item $player->ext_reply ($msgid, $msgtype, %msg)	1136	=item $player->ext_reply ($msgid, %msg)
1259		1137
1260	Sends an ext reply to the player.	1138	Sends an ext reply to the player.
1261		1139
1262	=cut	1140	=cut
1263		1141
1264	sub ext_reply($$$%) {	1142	sub ext_reply($$%) {
1265	my ($self, $id, %msg) = @_;	1143	my ($self, $id, %msg) = @_;
1266		1144
1267	$msg{msgid} = $id;	1145	$msg{msgid} = $id;
1268		1146
1269	$self->send ("ext " . cf::to_json \%msg);	1147	$self->send ("ext " . cf::to_json \%msg);
		1148	}
		1149
		1150	=item $player->ext_event ($type, %msg)
		1151
		1152	Sends an ext event to the client.
		1153
		1154	=cut
		1155
		1156	sub ext_event($$%) {
		1157	my ($self, $type, %msg) = @_;
		1158
		1159	$self->ns->ext_event ($type, %msg);
1270	}	1160	}
1271		1161
1272	package cf;	1162	package cf;
1273		1163
1274	=back	1164	=back
…		…
1283	package cf::map;	1173	package cf::map;
1284		1174
1285	use Fcntl;	1175	use Fcntl;
1286	use Coro::AIO;	1176	use Coro::AIO;
1287		1177
		1178	use overload
		1179	'""' => \&as_string,
		1180	fallback => 1;
		1181
1288	our $MAX_RESET = 3600;	1182	our $MAX_RESET = 3600;
1289	our $DEFAULT_RESET = 3000;	1183	our $DEFAULT_RESET = 3000;
1290		1184
1291	sub generate_random_map {	1185	sub generate_random_map {
1292	my ($path, $rmp) = @_;	1186	my ($self, $rmp) = @_;
1293
1294	# mit "rum" bekleckern, nicht	1187	# mit "rum" bekleckern, nicht
1295	cf::map::_create_random_map	1188	$self->_create_random_map (
1296	$path,
1297	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1189	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1298	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1190	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1299	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1191	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1300	$rmp->{exit_on_final_map},	1192	$rmp->{exit_on_final_map},
1301	$rmp->{xsize}, $rmp->{ysize},	1193	$rmp->{xsize}, $rmp->{ysize},
1302	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1194	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1303	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1195	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1304	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1196	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1305	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1197	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1306	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1198	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1307	(cf::region::find $rmp->{region})	1199	(cf::region::find $rmp->{region}), $rmp->{custom}
		1200	)
		1201	}
		1202
		1203	=item cf::map->register ($regex, $prio)
		1204
		1205	Register a handler for the map path matching the given regex at the
		1206	givne priority (higher is better, built-in handlers have priority 0, the
		1207	default).
		1208
		1209	=cut
		1210
		1211	sub register {
		1212	my (undef, $regex, $prio) = @_;
		1213	my $pkg = caller;
		1214
		1215	no strict;
		1216	push @{"$pkg\::ISA"}, __PACKAGE__;
		1217
		1218	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1219	}
		1220
		1221	# also paths starting with '/'
		1222	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1223
		1224	sub thawer_merge {
		1225	my ($self, $merge) = @_;
		1226
		1227	# we have to keep some variables in memory intact
		1228	local $self->{path};
		1229	local $self->{load_path};
		1230	local $self->{deny_save};
		1231	local $self->{deny_reset};
		1232
		1233	$self->SUPER::thawer_merge ($merge);
		1234	}
		1235
		1236	sub normalise {
		1237	my ($path, $base) = @_;
		1238
		1239	$path = "$path"; # make sure its a string
		1240
		1241	$path =~ s/\.map$//;
		1242
		1243	# map plan:
		1244	#
		1245	# /! non-realised random map exit (special hack!)
		1246	# {... are special paths that are not being touched
		1247	# ?xxx/... are special absolute paths
		1248	# ?random/... random maps
		1249	# /... normal maps
		1250	# ~user/... per-player map of a specific user
		1251
		1252	$path =~ s/$PATH_SEP/\//go;
		1253
		1254	# treat it as relative path if it starts with
		1255	# something that looks reasonable
		1256	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1257	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1258
		1259	$base =~ s{[^/]+/?$}{};
		1260	$path = "$base/$path";
		1261	}
		1262
		1263	for ($path) {
		1264	redo if s{//}{/};
		1265	redo if s{/\.?/}{/};
		1266	redo if s{/[^/]+/\.\./}{/};
		1267	}
		1268
		1269	$path
		1270	}
		1271
		1272	sub new_from_path {
		1273	my (undef, $path, $base) = @_;
		1274
		1275	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1276
		1277	$path = normalise $path, $base;
		1278
		1279	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1280	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1281	my $self = bless cf::map::new, $pkg;
		1282	$self->{path} = $path; $self->path ($path);
		1283	$self->init; # pass $1 etc.
		1284	return $self;
		1285	}
		1286	}
		1287
		1288	Carp::carp "unable to resolve path '$path' (base '$base').";
		1289	()
		1290	}
		1291
		1292	sub init {
		1293	my ($self) = @_;
		1294
		1295	$self
		1296	}
		1297
		1298	sub as_string {
		1299	my ($self) = @_;
		1300
		1301	"$self->{path}"
		1302	}
		1303
		1304	# the displayed name, this is a one way mapping
		1305	sub visible_name {
		1306	&as_string
		1307	}
		1308
		1309	# the original (read-only) location
		1310	sub load_path {
		1311	my ($self) = @_;
		1312
		1313	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
		1314	}
		1315
		1316	# the temporary/swap location
		1317	sub save_path {
		1318	my ($self) = @_;
		1319
		1320	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1321	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
		1322	}
		1323
		1324	# the unique path, undef == no special unique path
		1325	sub uniq_path {
		1326	my ($self) = @_;
		1327
		1328	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1329	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1308	}	1330	}
1309		1331
1310	# and all this just because we cannot iterate over	1332	# and all this just because we cannot iterate over
1311	# all maps in C++...	1333	# all maps in C++...
1312	sub change_all_map_light {	1334	sub change_all_map_light {
…		…
1314		1336
1315	$_->change_map_light ($change)	1337	$_->change_map_light ($change)
1316	for grep $_->outdoor, values %cf::MAP;	1338	for grep $_->outdoor, values %cf::MAP;
1317	}	1339	}
1318		1340
		1341	sub unlink_save {
		1342	my ($self) = @_;
		1343
		1344	utf8::encode (my $save = $self->save_path);
		1345	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1346	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1347	}
		1348
1319	sub try_load_header($) {	1349	sub load_header_from($) {
1320	my ($path) = @_;	1350	my ($self, $path) = @_;
1321		1351
1322	utf8::encode $path;	1352	utf8::encode $path;
1323	aio_open $path, O_RDONLY, 0	1353	#aio_open $path, O_RDONLY, 0
		1354	# or return;
		1355
		1356	$self->_load_header ($path)
1324	or return;	1357	or return;
1325		1358
1326	my $map = cf::map::new	1359	$self->{load_path} = $path;
		1360
		1361	1
		1362	}
		1363
		1364	sub load_header_orig {
		1365	my ($self) = @_;
		1366
		1367	$self->load_header_from ($self->load_path)
		1368	}
		1369
		1370	sub load_header_temp {
		1371	my ($self) = @_;
		1372
		1373	$self->load_header_from ($self->save_path)
		1374	}
		1375
		1376	sub prepare_temp {
		1377	my ($self) = @_;
		1378
		1379	$self->last_access ((delete $self->{last_access})
		1380	|| $cf::RUNTIME); #d#
		1381	# safety
		1382	$self->{instantiate_time} = $cf::RUNTIME
		1383	if $self->{instantiate_time} > $cf::RUNTIME;
		1384	}
		1385
		1386	sub prepare_orig {
		1387	my ($self) = @_;
		1388
		1389	$self->{load_original} = 1;
		1390	$self->{instantiate_time} = $cf::RUNTIME;
		1391	$self->last_access ($cf::RUNTIME);
		1392	$self->instantiate;
		1393	}
		1394
		1395	sub load_header {
		1396	my ($self) = @_;
		1397
		1398	if ($self->load_header_temp) {
		1399	$self->prepare_temp;
		1400	} else {
		1401	$self->load_header_orig
1327	or return;	1402	or return;
		1403	$self->prepare_orig;
		1404	}
1328		1405
1329	# for better error messages only, will be overwritten	1406	1
1330	$map->path ($path);
1331
1332	$map->load_header ($path)
1333	or return;
1334
1335	$map->{load_path} = $path;
1336
1337	$map
1338	}	1407	}
1339		1408
1340	sub find;	1409	sub find;
1341	sub find {	1410	sub find {
1342	my ($path, $origin) = @_;	1411	my ($path, $origin) = @_;
1343		1412
1344	#warn "find<$path,$origin>\n";#d#
1345
1346	$path = new cf::path $path, $origin && $origin->path;	1413	$path = normalise $path, $origin && $origin->path;
1347	my $key = $path->as_string;
1348		1414
1349	cf::lock_wait "map_find:$key";	1415	cf::lock_wait "map_find:$path";
1350		1416
1351	$cf::MAP{$key} || do {	1417	$cf::MAP{$path} || do {
1352	my $guard = cf::lock_acquire "map_find:$key";	1418	my $guard = cf::lock_acquire "map_find:$path";
1353		1419	my $map = new_from_path cf::map $path
1354	# do it the slow way
1355	my $map = try_load_header $path->save_path;
1356
1357	Coro::cede;
1358
1359	if ($map) {
1360	$map->last_access ((delete $map->{last_access})
1361	|| $cf::RUNTIME); #d#
1362	# safety
1363	$map->{instantiate_time} = $cf::RUNTIME
1364	if $map->{instantiate_time} > $cf::RUNTIME;
1365	} else {
1366	if (my $rmp = $path->random_map_params) {
1367	$map = generate_random_map $key, $rmp;
1368	} else {
1369	$map = try_load_header $path->load_path;
1370	}
1371
1372	$map or return;	1420	or return;
1373		1421
1374	$map->{load_original} = 1;
1375	$map->{instantiate_time} = $cf::RUNTIME;
1376	$map->last_access ($cf::RUNTIME);
1377	$map->instantiate;
1378
1379	# per-player maps become, after loading, normal maps
1380	$map->per_player (0) if $path->{user_rel};
1381	}
1382
1383	$map->path ($key);
1384	$map->{path} = $path;
1385	$map->{last_save} = $cf::RUNTIME;	1422	$map->{last_save} = $cf::RUNTIME;
1386		1423
1387	Coro::cede;	1424	$map->load_header
		1425	or return;
1388		1426
1389	if ($map->should_reset) {	1427	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1428	# doing this can freeze the server in a sync job, obviously
		1429	#$cf::WAIT_FOR_TICK->wait;
1390	$map->reset;	1430	$map->reset;
1391	undef $guard;	1431	undef $guard;
1392	$map = find $path	1432	return find $path;
1393	or return;
1394	}	1433	}
1395		1434
1396	$cf::MAP{$key} = $map	1435	$cf::MAP{$path} = $map
1397	}	1436	}
1398	}	1437	}
		1438
		1439	sub pre_load { }
		1440	sub post_load { }
1399		1441
1400	sub load {	1442	sub load {
1401	my ($self) = @_;	1443	my ($self) = @_;
1402		1444
		1445	local $self->{deny_reset} = 1; # loading can take a long time
		1446
1403	my $path = $self->{path};	1447	my $path = $self->{path};
1404	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1448	my $guard = cf::lock_acquire "map_load:$path";
1405		1449
1406	return if $self->in_memory != cf::MAP_SWAPPED;	1450	return if $self->in_memory != cf::MAP_SWAPPED;
1407		1451
1408	$self->in_memory (cf::MAP_LOADING);	1452	$self->in_memory (cf::MAP_LOADING);
1409		1453
1410	$self->alloc;	1454	$self->alloc;
		1455
		1456	$self->pre_load;
		1457
1411	$self->load_objects ($self->{load_path}, 1)	1458	$self->_load_objects ($self->{load_path}, 1)
1412	or return;	1459	or return;
1413		1460
1414	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1461	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1415	if delete $self->{load_original};	1462	if delete $self->{load_original};
1416		1463
1417	if (my $uniq = $path->uniq_path) {	1464	if (my $uniq = $self->uniq_path) {
1418	utf8::encode $uniq;	1465	utf8::encode $uniq;
1419	if (aio_open $uniq, O_RDONLY, 0) {	1466	if (aio_open $uniq, O_RDONLY, 0) {
1420	$self->clear_unique_items;	1467	$self->clear_unique_items;
1421	$self->load_objects ($uniq, 0);	1468	$self->_load_objects ($uniq, 0);
1422	}	1469	}
1423	}	1470	}
1424		1471
1425	Coro::cede;	1472	Coro::cede;
1426		1473
1427	# now do the right thing for maps	1474	# now do the right thing for maps
1428	$self->link_multipart_objects;	1475	$self->link_multipart_objects;
1429		1476
1430	if ($self->{path}->is_style_map) {	1477	unless ($self->{deny_activate}) {
1431	$self->{deny_save} = 1;	1478	$self->decay_objects;
1432	$self->{deny_reset} = 1;
1433	} else {
1434	$self->fix_auto_apply;	1479	$self->fix_auto_apply;
1435	$self->decay_objects;
1436	$self->update_buttons;	1480	$self->update_buttons;
		1481	Coro::cede;
1437	$self->set_darkness_map;	1482	$self->set_darkness_map;
1438	$self->difficulty ($self->estimate_difficulty)	1483	$self->difficulty ($self->estimate_difficulty)
1439	unless $self->difficulty;	1484	unless $self->difficulty;
		1485	Coro::cede;
1440	$self->activate;	1486	$self->activate;
1441	}	1487	}
1442		1488
1443	Coro::cede;	1489	$self->post_load;
1444		1490
1445	$self->in_memory (cf::MAP_IN_MEMORY);	1491	$self->in_memory (cf::MAP_IN_MEMORY);
		1492	}
		1493
		1494	sub customise_for {
		1495	my ($self, $ob) = @_;
		1496
		1497	return find "~" . $ob->name . "/" . $self->{path}
		1498	if $self->per_player;
		1499
		1500	$self
1446	}	1501	}
1447		1502
1448	# find and load all maps in the 3x3 area around a map	1503	# find and load all maps in the 3x3 area around a map
1449	sub load_diag {	1504	sub load_diag {
1450	my ($map) = @_;	1505	my ($map) = @_;
…		…
1480		1535
1481	cf::sync_job { $map->load };	1536	cf::sync_job { $map->load };
1482	}	1537	}
1483		1538
1484	our %MAP_PREFETCH;	1539	our %MAP_PREFETCH;
1485	our $MAP_PREFETCHER = Coro::async {	1540	our $MAP_PREFETCHER = undef;
1486	while () {
1487	while (%MAP_PREFETCH) {
1488	my $key = each %MAP_PREFETCH
1489	or next;
1490	my $path = delete $MAP_PREFETCH{$key};
1491
1492	my $map = find $path
1493	or next;
1494	$map->load;
1495	}
1496	Coro::schedule;
1497	}
1498	};
1499		1541
1500	sub find_async {	1542	sub find_async {
1501	my ($path, $origin) = @_;	1543	my ($path, $origin) = @_;
1502		1544
1503	$path = new cf::path $path, $origin && $origin->path;	1545	$path = normalise $path, $origin && $origin->{path};
1504	my $key = $path->as_string;
1505		1546
1506	if (my $map = $cf::MAP{$key}) {	1547	if (my $map = $cf::MAP{$path}) {
1507	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	1548	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1508	}	1549	}
1509		1550
1510	$MAP_PREFETCH{$key} = $path;	1551	undef $MAP_PREFETCH{$path};
		1552	$MAP_PREFETCHER ||= cf::async {
		1553	while (%MAP_PREFETCH) {
		1554	for my $path (keys %MAP_PREFETCH) {
		1555	my $map = find $path
		1556	or next;
		1557	$map->load;
		1558
		1559	delete $MAP_PREFETCH{$path};
		1560	}
		1561	}
		1562	undef $MAP_PREFETCHER;
		1563	};
1511	$MAP_PREFETCHER->ready;	1564	$MAP_PREFETCHER->prio (6);
1512		1565
1513	()	1566	()
1514	}	1567	}
1515		1568
1516	sub save {	1569	sub save {
…		…
1520		1573
1521	$self->{last_save} = $cf::RUNTIME;	1574	$self->{last_save} = $cf::RUNTIME;
1522		1575
1523	return unless $self->dirty;	1576	return unless $self->dirty;
1524		1577
1525	my $save = $self->{path}->save_path; utf8::encode $save;	1578	my $save = $self->save_path; utf8::encode $save;
1526	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1579	my $uniq = $self->uniq_path; utf8::encode $uniq;
1527		1580
1528	$self->{load_path} = $save;	1581	$self->{load_path} = $save;
1529		1582
1530	return if $self->{deny_save};	1583	return if $self->{deny_save};
1531		1584
…		…
1534	cf::async {	1587	cf::async {
1535	$_->contr->save for $self->players;	1588	$_->contr->save for $self->players;
1536	};	1589	};
1537		1590
1538	if ($uniq) {	1591	if ($uniq) {
1539	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1592	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1540	$self->save_objects ($uniq, cf::IO_UNIQUES);	1593	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1541	} else {	1594	} else {
1542	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1595	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1543	}	1596	}
1544	}	1597	}
1545		1598
1546	sub swap_out {	1599	sub swap_out {
1547	my ($self) = @_;	1600	my ($self) = @_;
…		…
1561		1614
1562	sub reset_at {	1615	sub reset_at {
1563	my ($self) = @_;	1616	my ($self) = @_;
1564		1617
1565	# TODO: safety, remove and allow resettable per-player maps	1618	# TODO: safety, remove and allow resettable per-player maps
1566	return 1e99 if $self->{path}{user_rel};	1619	return 1e99 if $self->isa ("ext::map_per_player");#d#
1567	return 1e99 if $self->{deny_reset};	1620	return 1e99 if $self->{deny_reset};
1568		1621
1569	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1622	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1570	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1623	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1571		1624
…		…
1576	my ($self) = @_;	1629	my ($self) = @_;
1577		1630
1578	$self->reset_at <= $cf::RUNTIME	1631	$self->reset_at <= $cf::RUNTIME
1579	}	1632	}
1580		1633
1581	sub unlink_save {
1582	my ($self) = @_;
1583
1584	utf8::encode (my $save = $self->{path}->save_path);
1585	aioreq_pri 3; IO::AIO::aio_unlink $save;
1586	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1587	}
1588
1589	sub rename {
1590	my ($self, $new_path) = @_;
1591
1592	$self->unlink_save;
1593
1594	delete $cf::MAP{$self->path};
1595	$self->{path} = new cf::path $new_path;
1596	$self->path ($self->{path}->as_string);
1597	$cf::MAP{$self->path} = $self;
1598
1599	$self->save;
1600	}
1601
1602	sub reset {	1634	sub reset {
1603	my ($self) = @_;	1635	my ($self) = @_;
1604		1636
1605	my $lock = cf::lock_acquire "map_data:" . $self->path;	1637	my $lock = cf::lock_acquire "map_data:$self->{path}";
1606		1638
1607	return if $self->players;	1639	return if $self->players;
1608	return if $self->{path}{user_rel};#d#	1640	return if $self->isa ("ext::map_per_player");#d#
1609		1641
1610	warn "resetting map ", $self->path;#d#	1642	warn "resetting map ", $self->path;#d#
1611		1643
		1644	$self->in_memory (cf::MAP_SWAPPED);
		1645
		1646	# need to save uniques path
		1647	unless ($self->{deny_save}) {
		1648	my $uniq = $self->uniq_path; utf8::encode $uniq;
		1649
		1650	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		1651	if $uniq;
		1652	}
		1653
1612	delete $cf::MAP{$self->path};	1654	delete $cf::MAP{$self->path};
		1655
		1656	$self->clear;
1613		1657
1614	$_->clear_links_to ($self) for values %cf::MAP;	1658	$_->clear_links_to ($self) for values %cf::MAP;
1615		1659
1616	$self->unlink_save;	1660	$self->unlink_save;
1617	$self->destroy;	1661	$self->destroy;
…		…
1620	my $nuke_counter = "aaaa";	1664	my $nuke_counter = "aaaa";
1621		1665
1622	sub nuke {	1666	sub nuke {
1623	my ($self) = @_;	1667	my ($self) = @_;
1624		1668
		1669	delete $cf::MAP{$self->path};
		1670
		1671	$self->unlink_save;
		1672
		1673	bless $self, "cf::map";
		1674	delete $self->{deny_reset};
1625	$self->{deny_save} = 1;	1675	$self->{deny_save} = 1;
1626	$self->reset_timeout (1);	1676	$self->reset_timeout (1);
1627	$self->rename ("{nuke}/" . ($nuke_counter++));	1677	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1678
		1679	$cf::MAP{$self->path} = $self;
		1680
1628	$self->reset; # polite request, might not happen	1681	$self->reset; # polite request, might not happen
1629	}	1682	}
1630		1683
1631	sub customise_for {
1632	my ($map, $ob) = @_;
1633
1634	if ($map->per_player) {
1635	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};
1636	}
1637
1638	$map
1639	}
1640
1641	=item cf::map::unique_maps	1684	=item cf::map::unique_maps
1642		1685
1643	Returns an arrayref of cf::path's of all shared maps that have	1686	Returns an arrayref of paths of all shared maps that have
1644	instantiated unique items. May block.	1687	instantiated unique items. May block.
1645		1688
1646	=cut	1689	=cut
1647		1690
1648	sub unique_maps() {	1691	sub unique_maps() {
…		…
1654	for (@$files) {	1697	for (@$files) {
1655	utf8::decode $_;	1698	utf8::decode $_;
1656	next if /\.pst$/;	1699	next if /\.pst$/;
1657	next unless /^$PATH_SEP/o;	1700	next unless /^$PATH_SEP/o;
1658		1701
1659	push @paths, new cf::path $_;	1702	push @paths, cf::map::normalise $_;
1660	}	1703	}
1661		1704
1662	\@paths	1705	\@paths
1663	}	1706	}
1664		1707
…		…
1739		1782
1740	=item $player_object->enter_link	1783	=item $player_object->enter_link
1741		1784
1742	Freezes the player and moves him/her to a special map (C<{link}>).	1785	Freezes the player and moves him/her to a special map (C<{link}>).
1743		1786
1744	The player should be reaosnably safe there for short amounts of time. You	1787	The player should be reasonably safe there for short amounts of time. You
1745	I<MUST> call C<leave_link> as soon as possible, though.	1788	I<MUST> call C<leave_link> as soon as possible, though.
1746		1789
		1790	Will never block.
		1791
1747	=item $player_object->leave_link ($map, $x, $y)	1792	=item $player_object->leave_link ($map, $x, $y)
1748		1793
1749	Moves the player out of the specila link map onto the given map. If the	1794	Moves the player out of the special C<{link}> map onto the specified
1750	map is not valid (or omitted), the player will be moved back to the	1795	map. If the map is not valid (or omitted), the player will be moved back
1751	location he/she was before the call to C<enter_link>, or, if that fails,	1796	to the location he/she was before the call to C<enter_link>, or, if that
1752	to the emergency map position.	1797	fails, to the emergency map position.
1753		1798
1754	Might block.	1799	Might block.
1755		1800
1756	=cut	1801	=cut
		1802
		1803	sub link_map {
		1804	unless ($LINK_MAP) {
		1805	$LINK_MAP = cf::map::find "{link}"
		1806	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1807	$LINK_MAP->load;
		1808	}
		1809
		1810	$LINK_MAP
		1811	}
1757		1812
1758	sub cf::object::player::enter_link {	1813	sub cf::object::player::enter_link {
1759	my ($self) = @_;	1814	my ($self) = @_;
1760		1815
1761	$self->deactivate_recursive;	1816	$self->deactivate_recursive;
1762		1817
1763	return if $self->map == $LINK_MAP;	1818	return if UNIVERSAL::isa $self->map, "ext::map_link";
1764		1819
1765	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1820	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1766	if $self->map;	1821	if $self->map;
1767		1822
1768	$self->enter_map ($LINK_MAP, 20, 20);	1823	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1769	}	1824	}
1770		1825
1771	sub cf::object::player::leave_link {	1826	sub cf::object::player::leave_link {
1772	my ($self, $map, $x, $y) = @_;	1827	my ($self, $map, $x, $y) = @_;
1773		1828
…		…
1795	$map->load;	1850	$map->load;
1796	$map->load_diag;	1851	$map->load_diag;
1797		1852
1798	return unless $self->contr->active;	1853	return unless $self->contr->active;
1799	$self->activate_recursive;	1854	$self->activate_recursive;
		1855
		1856	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1800	$self->enter_map ($map, $x, $y);	1857	$self->enter_map ($map, $x, $y);
1801	}	1858	}
1802		1859
1803	cf::player->attach (	1860	cf::player->attach (
1804	on_logout => sub {	1861	on_logout => sub {
…		…
1817	# try to abort aborted map switching on player login :)	1874	# try to abort aborted map switching on player login :)
1818	# should happen only on crashes	1875	# should happen only on crashes
1819	if ($pl->ob->{_link_pos}) {	1876	if ($pl->ob->{_link_pos}) {
1820	$pl->ob->enter_link;	1877	$pl->ob->enter_link;
1821	(async {	1878	(async {
1822	# we need this sleep as the login has a concurrent enter_exit running
1823	# and this sleep increases chances of the player not ending up in scorn
1824	$pl->ob->reply (undef,	1879	$pl->ob->reply (undef,
1825	"There was an internal problem at your last logout, "	1880	"There was an internal problem at your last logout, "
1826	. "the server will try to bring you to your intended destination in a second.",	1881	. "the server will try to bring you to your intended destination in a second.",
1827	cf::NDI_RED);	1882	cf::NDI_RED);
		1883	# we need this sleep as the login has a concurrent enter_exit running
		1884	# and this sleep increases chances of the player not ending up in scorn
1828	Coro::Timer::sleep 1;	1885	Coro::Timer::sleep 1;
1829	$pl->ob->leave_link;	1886	$pl->ob->leave_link;
1830	})->prio (2);	1887	})->prio (2);
1831	}	1888	}
1832	},	1889	},
…		…
1837	=cut	1894	=cut
1838		1895
1839	sub cf::object::player::goto {	1896	sub cf::object::player::goto {
1840	my ($self, $path, $x, $y) = @_;	1897	my ($self, $path, $x, $y) = @_;
1841		1898
1842	$path = new cf::path $path;
1843
1844	$self->enter_link;	1899	$self->enter_link;
1845		1900
1846	(async {	1901	(async {
		1902	my $map = eval {
1847	my $map = cf::map::find $path->as_string;	1903	my $map = cf::map::find $path;
1848	$map = $map->customise_for ($self) if $map;	1904	$map = $map->customise_for ($self) if $map;
1849		1905	$map
1850	# warn "entering ", $map->path, " at ($x, $y)\n"	1906	} or
1851	# if $map;
1852
1853	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1907	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1854		1908
1855	$self->leave_link ($map, $x, $y);	1909	$self->leave_link ($map, $x, $y);
1856	})->prio (1);	1910	})->prio (1);
1857	}	1911	}
1858		1912
…		…
1862		1916
1863	sub parse_random_map_params {	1917	sub parse_random_map_params {
1864	my ($spec) = @_;	1918	my ($spec) = @_;
1865		1919
1866	my $rmp = { # defaults	1920	my $rmp = { # defaults
1867	xsize => 10,	1921	xsize => (cf::rndm 15, 40),
1868	ysize => 10,	1922	ysize => (cf::rndm 15, 40),
		1923	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1924	#layout => string,
1869	};	1925	};
1870		1926
1871	for (split /\n/, $spec) {	1927	for (split /\n/, $spec) {
1872	my ($k, $v) = split /\s+/, $_, 2;	1928	my ($k, $v) = split /\s+/, $_, 2;
1873		1929
…		…
1877	$rmp	1933	$rmp
1878	}	1934	}
1879		1935
1880	sub prepare_random_map {	1936	sub prepare_random_map {
1881	my ($exit) = @_;	1937	my ($exit) = @_;
		1938
		1939	my $guard = cf::lock_acquire "exit_prepare:$exit";
1882		1940
1883	# all this does is basically replace the /! path by	1941	# all this does is basically replace the /! path by
1884	# a new random map path (?random/...) with a seed	1942	# a new random map path (?random/...) with a seed
1885	# that depends on the exit object	1943	# that depends on the exit object
1886		1944
1887	my $rmp = parse_random_map_params $exit->msg;	1945	my $rmp = parse_random_map_params $exit->msg;
1888		1946
1889	if ($exit->map) {	1947	if ($exit->map) {
1890	$rmp->{region} = $exit->map->region_name;	1948	$rmp->{region} = $exit->region->name;
1891	$rmp->{origin_map} = $exit->map->path;	1949	$rmp->{origin_map} = $exit->map->path;
1892	$rmp->{origin_x} = $exit->x;	1950	$rmp->{origin_x} = $exit->x;
1893	$rmp->{origin_y} = $exit->y;	1951	$rmp->{origin_y} = $exit->y;
1894	}	1952	}
1895		1953
1896	$rmp->{random_seed} ||= $exit->random_seed;	1954	$rmp->{random_seed} ||= $exit->random_seed;
1897		1955
1898	my $data = cf::to_json $rmp;	1956	my $data = cf::to_json $rmp;
1899	my $md5 = Digest::MD5::md5_hex $data;	1957	my $md5 = Digest::MD5::md5_hex $data;
		1958	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1900		1959
1901	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1960	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1902	aio_write $fh, 0, (length $data), $data, 0;	1961	aio_write $fh, 0, (length $data), $data, 0;
		1962	undef $fh;
		1963	aio_rename "$meta~", $meta;
1903		1964
1904	$exit->slaying ("?random/$md5");	1965	$exit->slaying ("?random/$md5");
1905	$exit->msg (undef);	1966	$exit->msg (undef);
1906	}	1967	}
1907	}	1968	}
1908		1969
1909	sub cf::object::player::enter_exit {	1970	sub cf::object::player::enter_exit {
1910	my ($self, $exit) = @_;	1971	my ($self, $exit) = @_;
1911		1972
1912	return unless $self->type == cf::PLAYER;	1973	return unless $self->type == cf::PLAYER;
		1974
		1975	if ($exit->slaying eq "/!") {
		1976	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1977	# the problem is that $exit might not survive long enough
		1978	# so it needs to be done right now, right here
		1979	cf::sync_job { prepare_random_map $exit };
		1980	}
		1981
		1982	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1983	my $hp = $exit->stats->hp;
		1984	my $sp = $exit->stats->sp;
1913		1985
1914	$self->enter_link;	1986	$self->enter_link;
1915		1987
1916	(async {	1988	(async {
1917	$self->deactivate_recursive; # just to be sure	1989	$self->deactivate_recursive; # just to be sure
1918	unless (eval {	1990	unless (eval {
1919	prepare_random_map $exit	1991	$self->goto ($slaying, $hp, $sp);
1920	if $exit->slaying eq "/!";
1921
1922	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1923	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1924		1992
1925	1;	1993	1;
1926	}) {	1994	}) {
1927	$self->message ("Something went wrong deep within the crossfire server. "	1995	$self->message ("Something went wrong deep within the crossfire server. "
1928	. "I'll try to bring you back to the map you were before. "	1996	. "I'll try to bring you back to the map you were before. "
1929	. "Please report this to the dungeon master!",	1997	. "Please report this to the dungeon master!",
1930	cf::NDI_UNIQUE | cf::NDI_RED);	1998	cf::NDI_UNIQUE | cf::NDI_RED);
1931		1999
1932	warn "ERROR in enter_exit: $@";	2000	warn "ERROR in enter_exit: $@";
1933	$self->leave_link;	2001	$self->leave_link;
1934	}	2002	}
1935	})->prio (1);	2003	})->prio (1);
…		…
1948		2016
1949	sub cf::client::send_drawinfo {	2017	sub cf::client::send_drawinfo {
1950	my ($self, $text, $flags) = @_;	2018	my ($self, $text, $flags) = @_;
1951		2019
1952	utf8::encode $text;	2020	utf8::encode $text;
1953	$self->send_packet (sprintf "drawinfo %d %s", $flags, $text);	2021	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
1954	}	2022	}
1955		2023
		2024	=item $client->ext_event ($type, %msg)
		2025
		2026	Sends an exti event to the client.
		2027
		2028	=cut
		2029
		2030	sub cf::client::ext_event($$%) {
		2031	my ($self, $type, %msg) = @_;
		2032
		2033	$msg{msgtype} = "event_$type";
		2034	$self->send_packet ("ext " . cf::to_json \%msg);
		2035	}
1956		2036
1957	=item $success = $client->query ($flags, "text", \&cb)	2037	=item $success = $client->query ($flags, "text", \&cb)
1958		2038
1959	Queues a query to the client, calling the given callback with	2039	Queues a query to the client, calling the given callback with
1960	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2040	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
…		…
1989	# get handled first	2069	# get handled first
1990	my $queue = delete $ns->{query_queue}	2070	my $queue = delete $ns->{query_queue}
1991	or return; # be conservative, not sure how that can happen, but we saw a crash here	2071	or return; # be conservative, not sure how that can happen, but we saw a crash here
1992		2072
1993	(shift @$queue)->[1]->($msg);	2073	(shift @$queue)->[1]->($msg);
		2074	return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1994		2075
1995	push @{ $ns->{query_queue} }, @$queue;	2076	push @{ $ns->{query_queue} }, @$queue;
1996		2077
1997	if (@{ $ns->{query_queue} } == @$queue) {	2078	if (@{ $ns->{query_queue} } == @$queue) {
1998	if (@$queue) {	2079	if (@$queue) {
…		…
2056		2137
2057	# here we export the classes and methods available to script code	2138	# here we export the classes and methods available to script code
2058		2139
2059	=pod	2140	=pod
2060		2141
2061	The following fucntions and emthods are available within a safe environment:	2142	The following functions and methods are available within a safe environment:
2062		2143
2063	cf::object contr pay_amount pay_player map	2144	cf::object contr pay_amount pay_player map
2064	cf::object::player player	2145	cf::object::player player
2065	cf::player peaceful	2146	cf::player peaceful
2066	cf::map trigger	2147	cf::map trigger
…		…
2159	The parameter C<$family> should best start with the name of the extension	2240	The parameter C<$family> should best start with the name of the extension
2160	using it, it should be unique.	2241	using it, it should be unique.
2161		2242
2162	=over 4	2243	=over 4
2163		2244
2164	=item $hashref = cf::db_get $family
2165
2166	Return a hashref for use by the extension C<$family>, which can be
2167	modified. After modifications, you have to call C<cf::db_dirty> or
2168	C<cf::db_sync>.
2169
2170	=item $value = cf::db_get $family => $key	2245	=item $value = cf::db_get $family => $key
2171		2246
2172	Returns a single value from the database	2247	Returns a single value from the database.
2173
2174	=item cf::db_put $family => $hashref
2175
2176	Stores the given family hashref into the database. Updates are delayed, if
2177	you want the data to be synced to disk immediately, use C<cf::db_sync>.
2178		2248
2179	=item cf::db_put $family => $key => $value	2249	=item cf::db_put $family => $key => $value
2180		2250
2181	Stores the given C<$value> in the family hash. Updates are delayed, if you	2251	Stores the given C<$value> in the family.
2182	want the data to be synced to disk immediately, use C<cf::db_sync>.
2183
2184	=item cf::db_dirty
2185
2186	Marks the database as dirty, to be updated at a later time.
2187
2188	=item cf::db_sync
2189
2190	Immediately write the database to disk I<if it is dirty>.
2191		2252
2192	=cut	2253	=cut
2193		2254
2194	our $DB;	2255	our $DB;
2195		2256
2196	{	2257	sub db_init {
		2258	unless ($DB) {
		2259	$DB = BDB::db_create $DB_ENV;
		2260
		2261	cf::sync_job {
		2262	eval {
		2263	$DB->set_flags (BDB::CHKSUM);
		2264
		2265	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
		2266	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		2267	cf::cleanup "db_open(db): $!" if $!;
		2268	};
		2269	cf::cleanup "db_open(db): $@" if $@;
		2270	};
		2271
2197	my $path = cf::localdir . "/database.pst";	2272	my $path = cf::localdir . "/database.pst";
		2273	if (stat $path) {
		2274	cf::sync_job {
		2275	my $pst = Storable::retrieve $path;
2198		2276
2199	sub db_load() {	2277	cf::db_put (board => data => $pst->{board});
2200	$DB = stat $path ? Storable::retrieve $path : { };	2278	cf::db_put (guildrules => data => $pst->{guildrules});
2201	}	2279	cf::db_put (rent => balance => $pst->{rent}{balance});
		2280	BDB::db_env_txn_checkpoint $DB_ENV;
2202		2281
2203	my $pid;	2282	unlink $path;
2204
2205	sub db_save() {
2206	waitpid $pid, 0 if $pid;
2207	if (0 == ($pid = fork)) {
2208	$DB->{_meta}{version} = 1;
2209	Storable::nstore $DB, "$path~";
2210	rename "$path~", $path;
2211	cf::_exit 0 if defined $pid;
2212	}	2283	};
2213	}	2284	}
2214
2215	my $dirty;
2216
2217	sub db_sync() {
2218	db_save if $dirty;
2219	undef $dirty;
2220	}
2221
2222	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
2223	db_sync;
2224	});	2285	}
		2286	}
2225		2287
2226	sub db_dirty() {
2227	$dirty = 1;
2228	$idle->start;
2229	}
2230
2231	sub db_get($;$) {	2288	sub db_get($$) {
2232	@_ >= 2	2289	my $key = "$_[0]/$_[1]";
2233	? $DB->{$_[0]}{$_[1]}
2234	: ($DB->{$_[0]} ||= { })
2235	}
2236		2290
		2291	cf::sync_job {
		2292	BDB::db_get $DB, undef, $key, my $data;
		2293
		2294	$! ? ()
		2295	: Compress::LZF::sthaw $data
		2296	}
		2297	}
		2298
2237	sub db_put($$;$) {	2299	sub db_put($$$) {
2238	if (@_ >= 3) {	2300	BDB::dbreq_pri 4;
2239	$DB->{$_[0]}{$_[1]} = $_[2];	2301	BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
		2302	}
		2303
		2304	#############################################################################
		2305	# the server's init and main functions
		2306
		2307	sub load_facedata {
		2308	my $path = sprintf "%s/facedata", cf::datadir;
		2309
		2310	warn "loading facedata from $path\n";
		2311
		2312	my $faces;
		2313	0 < aio_load $path, $faces
		2314	or die "$path: $!";
		2315
		2316	Coro::cede;
		2317	$faces = Storable::thaw $faces;
		2318	Coro::cede;
		2319
		2320	my $meta = delete $faces->{""};
		2321	$meta->{version} == 1
		2322	or cf::cleanup "$path: version mismatch, cannot proceed.";
		2323
		2324	while (my ($face, $info) = each %$faces) {
		2325	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		2326	cf::face::set $idx, $info->{visibility}, $info->{magicmap};
		2327	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};
		2328	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};
		2329	Coro::cede;
		2330	}
		2331
		2332	while (my ($face, $info) = each %$faces) {
		2333	next unless $info->{smooth};
		2334	my $idx = cf::face::find $face
		2335	or next;
		2336	if (my $smooth = cf::face::find $info->{smooth}) {
		2337	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};
2240	} else {	2338	} else {
2241	$DB->{$_[0]} = $_[1];	2339	warn "smooth face '$info->{smooth}' not found for face '$face'";
2242	}
2243	db_dirty;
2244	}
2245
2246	cf::global->attach (
2247	prio => 10000,
2248	on_cleanup => sub {
2249	db_sync;
2250	},	2340	}
2251	);	2341	Coro::cede;
2252	}	2342	}
2253		2343
2254	#############################################################################	2344	1
2255	# the server's main()	2345	}
		2346
		2347	sub reload_resources {
		2348	load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir
		2349	or die "unable to load regions file\n";#d#
		2350	load_facedata
		2351	or die "unable to load facedata\n";#d#
		2352	}
		2353
		2354	sub init {
		2355	reload_resources;
		2356	}
2256		2357
2257	sub cfg_load {	2358	sub cfg_load {
2258	open my $fh, "<:utf8", cf::confdir . "/config"	2359	open my $fh, "<:utf8", cf::confdir . "/config"
2259	or return;	2360	or return;
2260		2361
…		…
2277		2378
2278	sub main {	2379	sub main {
2279	# we must not ever block the main coroutine	2380	# we must not ever block the main coroutine
2280	local $Coro::idle = sub {	2381	local $Coro::idle = sub {
2281	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2382	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2383	(async {
2282	async { Event::one_event };	2384	Event::one_event;
		2385	})->prio (Coro::PRIO_MAX);
2283	};	2386	};
2284		2387
2285	cfg_load;	2388	cfg_load;
2286	db_load;	2389	db_init;
2287	load_extensions;	2390	load_extensions;
		2391
		2392	$TICK_WATCHER->start;
2288	Event::loop;	2393	Event::loop;
2289	}	2394	}
2290		2395
2291	#############################################################################	2396	#############################################################################
2292	# initialisation and cleanup	2397	# initialisation and cleanup
2293		2398
2294	# install some emergency cleanup handlers	2399	# install some emergency cleanup handlers
2295	BEGIN {	2400	BEGIN {
2296	for my $signal (qw(INT HUP TERM)) {	2401	for my $signal (qw(INT HUP TERM)) {
2297	Event->signal (	2402	Event->signal (
		2403	reentrant => 0,
2298	data => WF_AUTOCANCEL,	2404	data => WF_AUTOCANCEL,
2299	signal => $signal,	2405	signal => $signal,
		2406	prio => 0,
2300	cb => sub {	2407	cb => sub {
2301	cf::cleanup "SIG$signal";	2408	cf::cleanup "SIG$signal";
2302	},	2409	},
2303	);	2410	);
2304	}	2411	}
2305	}	2412	}
…		…
2310	warn "enter emergency perl save\n";	2417	warn "enter emergency perl save\n";
2311		2418
2312	cf::sync_job {	2419	cf::sync_job {
2313	# use a peculiar iteration method to avoid tripping on perl	2420	# use a peculiar iteration method to avoid tripping on perl
2314	# refcount bugs in for. also avoids problems with players	2421	# refcount bugs in for. also avoids problems with players
2315	# and maps saved/Destroyed asynchronously.	2422	# and maps saved/destroyed asynchronously.
2316	warn "begin emergency player save\n";	2423	warn "begin emergency player save\n";
2317	for my $login (keys %cf::PLAYER) {	2424	for my $login (keys %cf::PLAYER) {
2318	my $pl = $cf::PLAYER{$login} or next;	2425	my $pl = $cf::PLAYER{$login} or next;
2319	$pl->valid or next;	2426	$pl->valid or next;
2320	$pl->save;	2427	$pl->save;
…		…
2326	my $map = $cf::MAP{$path} or next;	2433	my $map = $cf::MAP{$path} or next;
2327	$map->valid or next;	2434	$map->valid or next;
2328	$map->save;	2435	$map->save;
2329	}	2436	}
2330	warn "end emergency map save\n";	2437	warn "end emergency map save\n";
		2438
		2439	warn "begin emergency database checkpoint\n";
		2440	BDB::db_env_txn_checkpoint $DB_ENV;
		2441	warn "end emergency database checkpoint\n";
2331	};	2442	};
2332		2443
2333	warn "leave emergency perl save\n";	2444	warn "leave emergency perl save\n";
		2445	}
		2446
		2447	sub post_cleanup {
		2448	my ($make_core) = @_;
		2449
		2450	warn Carp::longmess "post_cleanup backtrace"
		2451	if $make_core;
2334	}	2452	}
2335		2453
2336	sub reload() {	2454	sub reload() {
2337	# can/must only be called in main	2455	# can/must only be called in main
2338	if ($Coro::current != $Coro::main) {	2456	if ($Coro::current != $Coro::main) {
2339	warn "can only reload from main coroutine\n";	2457	warn "can only reload from main coroutine";
2340	return;	2458	return;
2341	}	2459	}
2342		2460
2343	warn "reloading...";	2461	warn "reloading...";
2344		2462
2345	my $guard = freeze_mainloop;	2463	warn "entering sync_job";
		2464
		2465	cf::sync_job {
		2466	cf::write_runtime; # external watchdog should not bark
2346	cf::emergency_save;	2467	cf::emergency_save;
		2468	cf::write_runtime; # external watchdog should not bark
2347		2469
2348	eval {	2470	warn "syncing database to disk";
		2471	BDB::db_env_txn_checkpoint $DB_ENV;
		2472
2349	# if anything goes wrong in here, we should simply crash as we already saved	2473	# if anything goes wrong in here, we should simply crash as we already saved
2350		2474
2351	# cancel all watchers	2475	warn "cancelling all WF_AUTOCANCEL watchers";
2352	for (Event::all_watchers) {	2476	for (Event::all_watchers) {
2353	$_->cancel if $_->data & WF_AUTOCANCEL;	2477	$_->cancel if $_->data & WF_AUTOCANCEL;
2354	}	2478	}
2355		2479
		2480	warn "flushing outstanding aio requests";
		2481	for (;;) {
		2482	BDB::flush;
		2483	IO::AIO::flush;
		2484	Coro::cede;
		2485	last unless IO::AIO::nreqs || BDB::nreqs;
		2486	warn "iterate...";
		2487	}
		2488
		2489	++$RELOAD;
		2490
2356	# cancel all extension coros	2491	warn "cancelling all extension coros";
2357	$_->cancel for values %EXT_CORO;	2492	$_->cancel for values %EXT_CORO;
2358	%EXT_CORO = ();	2493	%EXT_CORO = ();
2359		2494
2360	# unload all extensions	2495	warn "removing commands";
2361	for (@exts) {	2496	%COMMAND = ();
		2497
		2498	warn "removing ext commands";
		2499	%EXTCMD = ();
		2500
		2501	warn "unloading/nuking all extensions";
		2502	for my $pkg (@EXTS) {
2362	warn "unloading <$_>";	2503	warn "... unloading $pkg";
2363	unload_extension $_;	2504
		2505	if (my $cb = $pkg->can ("unload")) {
		2506	eval {
		2507	$cb->($pkg);
		2508	1
		2509	} or warn "$pkg unloaded, but with errors: $@";
2364	}	2510	}
2365		2511
		2512	warn "... nuking $pkg";
		2513	Symbol::delete_package $pkg;
		2514	}
		2515
2366	# unload all modules loaded from $LIBDIR	2516	warn "unloading all perl modules loaded from $LIBDIR";
2367	while (my ($k, $v) = each %INC) {	2517	while (my ($k, $v) = each %INC) {
2368	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2518	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2369		2519
2370	warn "removing <$k>";	2520	warn "... unloading $k";
2371	delete $INC{$k};	2521	delete $INC{$k};
2372		2522
2373	$k =~ s/\.pm$//;	2523	$k =~ s/\.pm$//;
2374	$k =~ s/\//::/g;	2524	$k =~ s/\//::/g;
2375		2525
…		…
2378	}	2528	}
2379		2529
2380	Symbol::delete_package $k;	2530	Symbol::delete_package $k;
2381	}	2531	}
2382		2532
2383	# sync database to disk
2384	cf::db_sync;
2385	IO::AIO::flush;
2386
2387	# get rid of safe::, as good as possible	2533	warn "getting rid of safe::, as good as possible";
2388	Symbol::delete_package "safe::$_"	2534	Symbol::delete_package "safe::$_"
2389	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2535	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2390		2536
2391	# remove register_script_function callbacks
2392	# TODO
2393
2394	# unload cf.pm "a bit"	2537	warn "unloading cf.pm \"a bit\"";
2395	delete $INC{"cf.pm"};	2538	delete $INC{"cf.pm"};
2396		2539
2397	# don't, removes xs symbols, too,	2540	# don't, removes xs symbols, too,
2398	# and global variables created in xs	2541	# and global variables created in xs
2399	#Symbol::delete_package __PACKAGE__;	2542	#Symbol::delete_package __PACKAGE__;
2400		2543
2401	# reload cf.pm	2544	warn "unload completed, starting to reload now";
		2545
2402	warn "reloading cf.pm";	2546	warn "reloading cf.pm";
2403	require cf;	2547	require cf;
2404	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2548	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2405		2549
2406	# load config and database again	2550	warn "loading config and database again";
2407	cf::cfg_load;	2551	cf::cfg_load;
2408	cf::db_load;
2409		2552
2410	# load extensions
2411	warn "load extensions";	2553	warn "loading extensions";
2412	cf::load_extensions;	2554	cf::load_extensions;
2413		2555
2414	# reattach attachments to objects	2556	warn "reattaching attachments to objects/players";
2415	warn "reattach";	2557	_global_reattach; # objects, sockets
2416	_global_reattach;	2558	warn "reattaching attachments to maps";
2417	reattach $_ for values %MAP;	2559	reattach $_ for values %MAP;
2418	};	2560	warn "reattaching attachments to players";
		2561	reattach $_ for values %PLAYER;
2419		2562
2420	if ($@) {	2563	warn "loading reloadable resources";
		2564	reload_resources;
		2565
		2566	warn "leaving sync_job";
		2567
		2568	1
		2569	} or do {
2421	warn $@;	2570	warn $@;
2422	warn "error while reloading, exiting.";	2571	warn "error while reloading, exiting.";
2423	exit 1;	2572	exit 1;
2424	}	2573	};
2425		2574
2426	warn "reloaded successfully";	2575	warn "reloaded";
2427	};	2576	};
2428		2577
2429	#############################################################################	2578	our $RELOAD_WATCHER; # used only during reload
2430
2431	unless ($LINK_MAP) {
2432	$LINK_MAP = cf::map::new;
2433
2434	$LINK_MAP->width (41);
2435	$LINK_MAP->height (41);
2436	$LINK_MAP->alloc;
2437	$LINK_MAP->path ("{link}");
2438	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2439	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2440
2441	# dirty hack because... archetypes are not yet loaded
2442	Event->timer (
2443	after => 10,
2444	cb => sub {
2445	$_[0]->w->cancel;
2446
2447	# provide some exits "home"
2448	my $exit = cf::object::new "exit";
2449
2450	$exit->slaying ($EMERGENCY_POSITION->[0]);
2451	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2452	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2453
2454	$LINK_MAP->insert ($exit->clone, 19, 19);
2455	$LINK_MAP->insert ($exit->clone, 19, 20);
2456	$LINK_MAP->insert ($exit->clone, 19, 21);
2457	$LINK_MAP->insert ($exit->clone, 20, 19);
2458	$LINK_MAP->insert ($exit->clone, 20, 21);
2459	$LINK_MAP->insert ($exit->clone, 21, 19);
2460	$LINK_MAP->insert ($exit->clone, 21, 20);
2461	$LINK_MAP->insert ($exit->clone, 21, 21);
2462
2463	$exit->destroy;
2464	});
2465
2466	$LINK_MAP->{deny_save} = 1;
2467	$LINK_MAP->{deny_reset} = 1;
2468
2469	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2470	}
2471
2472	register "<global>", __PACKAGE__;
2473		2579
2474	register_command "reload" => sub {	2580	register_command "reload" => sub {
2475	my ($who, $arg) = @_;	2581	my ($who, $arg) = @_;
2476		2582
2477	if ($who->flag (FLAG_WIZ)) {	2583	if ($who->flag (FLAG_WIZ)) {
2478	$who->message ("start of reload.");	2584	$who->message ("reloading server.");
		2585
		2586	# doing reload synchronously and two reloads happen back-to-back,
		2587	# coro crashes during coro_state_free->destroy here.
		2588
		2589	$RELOAD_WATCHER ||= Event->timer (
		2590	reentrant => 0,
		2591	after => 0,
		2592	data => WF_AUTOCANCEL,
		2593	cb => sub {
2479	reload;	2594	reload;
2480	$who->message ("end of reload.");	2595	undef $RELOAD_WATCHER;
		2596	},
		2597	);
2481	}	2598	}
2482	};	2599	};
2483		2600
2484	unshift @INC, $LIBDIR;	2601	unshift @INC, $LIBDIR;
		2602
		2603	my $bug_warning = 0;
2485		2604
2486	$TICK_WATCHER = Event->timer (	2605	$TICK_WATCHER = Event->timer (
2487	reentrant => 0,	2606	reentrant => 0,
		2607	parked => 1,
2488	prio => 0,	2608	prio => 0,
2489	at => $NEXT_TICK || $TICK,	2609	at => $NEXT_TICK || $TICK,
2490	data => WF_AUTOCANCEL,	2610	data => WF_AUTOCANCEL,
2491	cb => sub {	2611	cb => sub {
		2612	if ($Coro::current != $Coro::main) {
		2613	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2614	unless ++$bug_warning > 10;
		2615	return;
		2616	}
		2617
		2618	$NOW = Event::time;
		2619
2492	cf::server_tick; # one server iteration	2620	cf::server_tick; # one server iteration
2493	$RUNTIME += $TICK;	2621	$RUNTIME += $TICK;
2494	$NEXT_TICK += $TICK;	2622	$NEXT_TICK += $TICK;
2495		2623
		2624	if ($NOW >= $NEXT_RUNTIME_WRITE) {
		2625	$NEXT_RUNTIME_WRITE = $NOW + 10;
		2626	Coro::async_pool {
		2627	write_runtime
		2628	or warn "ERROR: unable to write runtime file: $!";
		2629	};
		2630	}
		2631
2496	$WAIT_FOR_TICK->broadcast;	2632	$WAIT_FOR_TICK->broadcast;
2497	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;	2633	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2634
		2635	# my $AFTER = Event::time;
		2636	# warn $AFTER - $NOW;#d#
2498		2637
2499	# if we are delayed by four ticks or more, skip them all	2638	# if we are delayed by four ticks or more, skip them all
2500	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2639	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2501		2640
2502	$TICK_WATCHER->at ($NEXT_TICK);	2641	$TICK_WATCHER->at ($NEXT_TICK);
2503	$TICK_WATCHER->start;	2642	$TICK_WATCHER->start;
2504	},	2643	},
2505	);	2644	);
2506		2645
		2646	{
2507	IO::AIO::max_poll_time $TICK * 0.2;	2647	BDB::max_poll_time $TICK * 0.1;
2508		2648	$BDB_POLL_WATCHER = Event->io (
2509	Event->io (	2649	reentrant => 0,
2510	fd => IO::AIO::poll_fileno,	2650	fd => BDB::poll_fileno,
2511	poll => 'r',	2651	poll => 'r',
2512	prio => 5,	2652	prio => 0,
2513	data => WF_AUTOCANCEL,
2514	cb => \&IO::AIO::poll_cb,
2515	);
2516
2517	Event->timer (
2518	data => WF_AUTOCANCEL,	2653	data => WF_AUTOCANCEL,
2519	after => 0,	2654	cb => \&BDB::poll_cb,
2520	interval => 10,	2655	);
2521	cb => sub {	2656	BDB::min_parallel 8;
2522	(Coro::unblock_sub {	2657
2523	write_runtime	2658	BDB::set_sync_prepare {
2524	or warn "ERROR: unable to write runtime file: $!";	2659	my $status;
		2660	my $current = $Coro::current;
		2661	(
		2662	sub {
		2663	$status = $!;
		2664	$current->ready; undef $current;
		2665	},
		2666	sub {
		2667	Coro::schedule while defined $current;
		2668	$! = $status;
		2669	},
		2670	)
		2671	};
		2672
		2673	unless ($DB_ENV) {
		2674	$DB_ENV = BDB::db_env_create;
		2675
		2676	cf::sync_job {
		2677	eval {
		2678	BDB::db_env_open
		2679	$DB_ENV,
		2680	$BDB_ENV_DIR,
		2681	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
		2682	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
		2683	0666;
		2684
		2685	cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;
		2686
		2687	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
		2688	$DB_ENV->set_lk_detect;
		2689	};
		2690
		2691	cf::cleanup "db_env_open(db): $@" if $@;
2525	})->();	2692	};
2526	},	2693	}
2527	);	2694	}
		2695
		2696	{
		2697	IO::AIO::min_parallel 8;
		2698
		2699	undef $Coro::AIO::WATCHER;
		2700	IO::AIO::max_poll_time $TICK * 0.1;
		2701	$AIO_POLL_WATCHER = Event->io (
		2702	reentrant => 0,
		2703	data => WF_AUTOCANCEL,
		2704	fd => IO::AIO::poll_fileno,
		2705	poll => 'r',
		2706	prio => 6,
		2707	cb => \&IO::AIO::poll_cb,
		2708	);
		2709	}
2528		2710
2529	END { cf::emergency_save }	2711	END { cf::emergency_save }
2530		2712
2531	1	2713	1
2532		2714

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