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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 1.231 by root, Wed Apr 4 00:02:06 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
…		…
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];
…		…
1185		1032
1186	=cut	1033	=cut
1187		1034
1188	sub quit_character {	1035	sub quit_character {
1189	my ($pl) = @_;	1036	my ($pl) = @_;
		1037
		1038	my $name = $pl->ob->name;
1190		1039
1191	$pl->{deny_save} = 1;	1040	$pl->{deny_save} = 1;
1192	$pl->password ("*"); # this should lock out the player until we nuked the dir	1041	$pl->password ("*"); # this should lock out the player until we nuked the dir
1193		1042
1194	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1043	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
…		…
1199	my $path = playerdir $pl;	1048	my $path = playerdir $pl;
1200	my $temp = "$path~$cf::RUNTIME~deleting~";	1049	my $temp = "$path~$cf::RUNTIME~deleting~";
1201	aio_rename $path, $temp;	1050	aio_rename $path, $temp;
1202	delete $cf::PLAYER{$pl->ob->name};	1051	delete $cf::PLAYER{$pl->ob->name};
1203	$pl->destroy;	1052	$pl->destroy;
		1053
		1054	my $prefix = qr<^~\Q$name\E/>;
		1055
		1056	# nuke player maps
		1057	$cf::MAP{$_}->nuke for grep /$prefix/, keys %cf::MAP;
		1058
1204	IO::AIO::aio_rmtree $temp;	1059	IO::AIO::aio_rmtree $temp;
		1060	}
		1061
		1062	=item $pl->kick
		1063
		1064	Kicks a player out of the game. This destroys the connection.
		1065
		1066	=cut
		1067
		1068	sub kick {
		1069	my ($pl, $kicker) = @_;
		1070
		1071	$pl->invoke (cf::EVENT_PLAYER_KICK, $kicker);
		1072	$pl->killer ("kicked");
		1073	$pl->ns->destroy;
1205	}	1074	}
1206		1075
1207	=item cf::player::list_logins	1076	=item cf::player::list_logins
1208		1077
1209	Returns am arrayref of all valid playernames in the system, can take a	1078	Returns am arrayref of all valid playernames in the system, can take a
…		…
1229	\@logins	1098	\@logins
1230	}	1099	}
1231		1100
1232	=item $player->maps	1101	=item $player->maps
1233		1102
1234	Returns an arrayref of cf::path's of all maps that are private for this	1103	Returns an arrayref of map paths that are private for this
1235	player. May block.	1104	player. May block.
1236		1105
1237	=cut	1106	=cut
1238		1107
1239	sub maps($) {	1108	sub maps($) {
1240	my ($pl) = @_;	1109	my ($pl) = @_;
		1110
		1111	$pl = ref $pl ? $pl->ob->name : $pl;
1241		1112
1242	my $files = aio_readdir playerdir $pl	1113	my $files = aio_readdir playerdir $pl
1243	or return;	1114	or return;
1244		1115
1245	my @paths;	1116	my @paths;
…		…
1247	for (@$files) {	1118	for (@$files) {
1248	utf8::decode $_;	1119	utf8::decode $_;
1249	next if /\.(?:pl|pst)$/;	1120	next if /\.(?:pl|pst)$/;
1250	next unless /^$PATH_SEP/o;	1121	next unless /^$PATH_SEP/o;
1251		1122
1252	push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;	1123	push @paths, cf::map::normalise "~$pl/$_";
1253	}	1124	}
1254		1125
1255	\@paths	1126	\@paths
1256	}	1127	}
1257		1128
1258	=item $player->ext_reply ($msgid, $msgtype, %msg)	1129	=item $player->ext_reply ($msgid, %msg)
1259		1130
1260	Sends an ext reply to the player.	1131	Sends an ext reply to the player.
1261		1132
1262	=cut	1133	=cut
1263		1134
1264	sub ext_reply($$$%) {	1135	sub ext_reply($$%) {
1265	my ($self, $id, %msg) = @_;	1136	my ($self, $id, %msg) = @_;
1266		1137
1267	$msg{msgid} = $id;	1138	$msg{msgid} = $id;
		1139
		1140	$self->send ("ext " . cf::to_json \%msg);
		1141	}
		1142
		1143	=item $player->ext_event ($type, %msg)
		1144
		1145	Sends an ext event to the client.
		1146
		1147	=cut
		1148
		1149	sub ext_event($$%) {
		1150	my ($self, $type, %msg) = @_;
		1151
		1152	delete $msg{msgid};
		1153	$msg{msgtype} = "event";
		1154	$msg{eventtype} = $type;
1268		1155
1269	$self->send ("ext " . cf::to_json \%msg);	1156	$self->send ("ext " . cf::to_json \%msg);
1270	}	1157	}
1271		1158
1272	package cf;	1159	package cf;
…		…
1283	package cf::map;	1170	package cf::map;
1284		1171
1285	use Fcntl;	1172	use Fcntl;
1286	use Coro::AIO;	1173	use Coro::AIO;
1287		1174
		1175	use overload
		1176	'""' => \&as_string,
		1177	fallback => 1;
		1178
1288	our $MAX_RESET = 3600;	1179	our $MAX_RESET = 3600;
1289	our $DEFAULT_RESET = 3000;	1180	our $DEFAULT_RESET = 3000;
1290		1181
1291	sub generate_random_map {	1182	sub generate_random_map {
1292	my ($path, $rmp) = @_;	1183	my ($self, $rmp) = @_;
1293
1294	# mit "rum" bekleckern, nicht	1184	# mit "rum" bekleckern, nicht
1295	cf::map::_create_random_map	1185	$self->_create_random_map (
1296	$path,
1297	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1186	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1298	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1187	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1299	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1188	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1300	$rmp->{exit_on_final_map},	1189	$rmp->{exit_on_final_map},
1301	$rmp->{xsize}, $rmp->{ysize},	1190	$rmp->{xsize}, $rmp->{ysize},
1302	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1191	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1303	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1192	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1304	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1193	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1305	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1194	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1306	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1195	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1307	(cf::region::find $rmp->{region})	1196	(cf::region::find $rmp->{region}), $rmp->{custom}
		1197	)
		1198	}
		1199
		1200	=item cf::map->register ($regex, $prio)
		1201
		1202	Register a handler for the map path matching the given regex at the
		1203	givne priority (higher is better, built-in handlers have priority 0, the
		1204	default).
		1205
		1206	=cut
		1207
		1208	sub register {
		1209	my (undef, $regex, $prio) = @_;
		1210	my $pkg = caller;
		1211
		1212	no strict;
		1213	push @{"$pkg\::ISA"}, __PACKAGE__;
		1214
		1215	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1216	}
		1217
		1218	# also paths starting with '/'
		1219	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1220
		1221	sub thawer_merge {
		1222	my ($self, $merge) = @_;
		1223
		1224	# we have to keep some variables in memory intact
		1225	local $self->{path};
		1226	local $self->{load_path};
		1227	local $self->{deny_save};
		1228	local $self->{deny_reset};
		1229
		1230	$self->SUPER::thawer_merge ($merge);
		1231	}
		1232
		1233	sub normalise {
		1234	my ($path, $base) = @_;
		1235
		1236	$path = "$path"; # make sure its a string
		1237
		1238	$path =~ s/\.map$//;
		1239
		1240	# map plan:
		1241	#
		1242	# /! non-realised random map exit (special hack!)
		1243	# {... are special paths that are not being touched
		1244	# ?xxx/... are special absolute paths
		1245	# ?random/... random maps
		1246	# /... normal maps
		1247	# ~user/... per-player map of a specific user
		1248
		1249	$path =~ s/$PATH_SEP/\//go;
		1250
		1251	# treat it as relative path if it starts with
		1252	# something that looks reasonable
		1253	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1254	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1255
		1256	$base =~ s{[^/]+/?$}{};
		1257	$path = "$base/$path";
		1258	}
		1259
		1260	for ($path) {
		1261	redo if s{//}{/};
		1262	redo if s{/\.?/}{/};
		1263	redo if s{/[^/]+/\.\./}{/};
		1264	}
		1265
		1266	$path
		1267	}
		1268
		1269	sub new_from_path {
		1270	my (undef, $path, $base) = @_;
		1271
		1272	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1273
		1274	$path = normalise $path, $base;
		1275
		1276	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1277	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1278	my $self = bless cf::map::new, $pkg;
		1279	$self->{path} = $path; $self->path ($path);
		1280	$self->init; # pass $1 etc.
		1281	return $self;
		1282	}
		1283	}
		1284
		1285	Carp::carp "unable to resolve path '$path' (base '$base').";
		1286	()
		1287	}
		1288
		1289	sub init {
		1290	my ($self) = @_;
		1291
		1292	$self
		1293	}
		1294
		1295	sub as_string {
		1296	my ($self) = @_;
		1297
		1298	"$self->{path}"
		1299	}
		1300
		1301	# the displayed name, this is a one way mapping
		1302	sub visible_name {
		1303	&as_string
		1304	}
		1305
		1306	# the original (read-only) location
		1307	sub load_path {
		1308	my ($self) = @_;
		1309
		1310	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
		1311	}
		1312
		1313	# the temporary/swap location
		1314	sub save_path {
		1315	my ($self) = @_;
		1316
		1317	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1318	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
		1319	}
		1320
		1321	# the unique path, undef == no special unique path
		1322	sub uniq_path {
		1323	my ($self) = @_;
		1324
		1325	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1326	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1308	}	1327	}
1309		1328
1310	# and all this just because we cannot iterate over	1329	# and all this just because we cannot iterate over
1311	# all maps in C++...	1330	# all maps in C++...
1312	sub change_all_map_light {	1331	sub change_all_map_light {
…		…
1314		1333
1315	$_->change_map_light ($change)	1334	$_->change_map_light ($change)
1316	for grep $_->outdoor, values %cf::MAP;	1335	for grep $_->outdoor, values %cf::MAP;
1317	}	1336	}
1318		1337
		1338	sub unlink_save {
		1339	my ($self) = @_;
		1340
		1341	utf8::encode (my $save = $self->save_path);
		1342	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1343	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1344	}
		1345
1319	sub try_load_header($) {	1346	sub load_header_from($) {
1320	my ($path) = @_;	1347	my ($self, $path) = @_;
1321		1348
1322	utf8::encode $path;	1349	utf8::encode $path;
1323	aio_open $path, O_RDONLY, 0	1350	#aio_open $path, O_RDONLY, 0
		1351	# or return;
		1352
		1353	$self->_load_header ($path)
1324	or return;	1354	or return;
1325		1355
1326	my $map = cf::map::new	1356	$self->{load_path} = $path;
		1357
		1358	1
		1359	}
		1360
		1361	sub load_header_orig {
		1362	my ($self) = @_;
		1363
		1364	$self->load_header_from ($self->load_path)
		1365	}
		1366
		1367	sub load_header_temp {
		1368	my ($self) = @_;
		1369
		1370	$self->load_header_from ($self->save_path)
		1371	}
		1372
		1373	sub prepare_temp {
		1374	my ($self) = @_;
		1375
		1376	$self->last_access ((delete $self->{last_access})
		1377	|| $cf::RUNTIME); #d#
		1378	# safety
		1379	$self->{instantiate_time} = $cf::RUNTIME
		1380	if $self->{instantiate_time} > $cf::RUNTIME;
		1381	}
		1382
		1383	sub prepare_orig {
		1384	my ($self) = @_;
		1385
		1386	$self->{load_original} = 1;
		1387	$self->{instantiate_time} = $cf::RUNTIME;
		1388	$self->last_access ($cf::RUNTIME);
		1389	$self->instantiate;
		1390	}
		1391
		1392	sub load_header {
		1393	my ($self) = @_;
		1394
		1395	if ($self->load_header_temp) {
		1396	$self->prepare_temp;
		1397	} else {
		1398	$self->load_header_orig
1327	or return;	1399	or return;
		1400	$self->prepare_orig;
		1401	}
1328		1402
1329	# for better error messages only, will be overwritten	1403	1
1330	$map->path ($path);
1331
1332	$map->load_header ($path)
1333	or return;
1334
1335	$map->{load_path} = $path;
1336
1337	$map
1338	}	1404	}
1339		1405
1340	sub find;	1406	sub find;
1341	sub find {	1407	sub find {
1342	my ($path, $origin) = @_;	1408	my ($path, $origin) = @_;
1343		1409
1344	#warn "find<$path,$origin>\n";#d#
1345
1346	$path = new cf::path $path, $origin && $origin->path;	1410	$path = normalise $path, $origin && $origin->path;
1347	my $key = $path->as_string;
1348		1411
1349	cf::lock_wait "map_find:$key";	1412	cf::lock_wait "map_find:$path";
1350		1413
1351	$cf::MAP{$key} || do {	1414	$cf::MAP{$path} || do {
1352	my $guard = cf::lock_acquire "map_find:$key";	1415	my $guard = cf::lock_acquire "map_find:$path";
1353		1416	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;	1417	or return;
1373		1418
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;	1419	$map->{last_save} = $cf::RUNTIME;
1386		1420
1387	Coro::cede;	1421	$map->load_header
		1422	or return;
1388		1423
1389	if ($map->should_reset) {	1424	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1425	# doing this can freeze the server in a sync job, obviously
		1426	#$cf::WAIT_FOR_TICK->wait;
1390	$map->reset;	1427	$map->reset;
1391	undef $guard;	1428	undef $guard;
1392	$map = find $path	1429	return find $path;
1393	or return;
1394	}	1430	}
1395		1431
1396	$cf::MAP{$key} = $map	1432	$cf::MAP{$path} = $map
1397	}	1433	}
1398	}	1434	}
		1435
		1436	sub pre_load { }
		1437	sub post_load { }
1399		1438
1400	sub load {	1439	sub load {
1401	my ($self) = @_;	1440	my ($self) = @_;
1402		1441
		1442	local $self->{deny_reset} = 1; # loading can take a long time
		1443
1403	my $path = $self->{path};	1444	my $path = $self->{path};
1404	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1445	my $guard = cf::lock_acquire "map_load:$path";
1405		1446
1406	return if $self->in_memory != cf::MAP_SWAPPED;	1447	return if $self->in_memory != cf::MAP_SWAPPED;
1407		1448
1408	$self->in_memory (cf::MAP_LOADING);	1449	$self->in_memory (cf::MAP_LOADING);
1409		1450
1410	$self->alloc;	1451	$self->alloc;
		1452
		1453	$self->pre_load;
		1454
1411	$self->load_objects ($self->{load_path}, 1)	1455	$self->_load_objects ($self->{load_path}, 1)
1412	or return;	1456	or return;
1413		1457
1414	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1458	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1415	if delete $self->{load_original};	1459	if delete $self->{load_original};
1416		1460
1417	if (my $uniq = $path->uniq_path) {	1461	if (my $uniq = $self->uniq_path) {
1418	utf8::encode $uniq;	1462	utf8::encode $uniq;
1419	if (aio_open $uniq, O_RDONLY, 0) {	1463	if (aio_open $uniq, O_RDONLY, 0) {
1420	$self->clear_unique_items;	1464	$self->clear_unique_items;
1421	$self->load_objects ($uniq, 0);	1465	$self->_load_objects ($uniq, 0);
1422	}	1466	}
1423	}	1467	}
1424		1468
1425	Coro::cede;	1469	Coro::cede;
1426		1470
1427	# now do the right thing for maps	1471	# now do the right thing for maps
1428	$self->link_multipart_objects;	1472	$self->link_multipart_objects;
1429		1473
1430	if ($self->{path}->is_style_map) {	1474	unless ($self->{deny_activate}) {
1431	$self->{deny_save} = 1;	1475	$self->decay_objects;
1432	$self->{deny_reset} = 1;
1433	} else {
1434	$self->fix_auto_apply;	1476	$self->fix_auto_apply;
1435	$self->decay_objects;
1436	$self->update_buttons;	1477	$self->update_buttons;
		1478	Coro::cede;
1437	$self->set_darkness_map;	1479	$self->set_darkness_map;
1438	$self->difficulty ($self->estimate_difficulty)	1480	$self->difficulty ($self->estimate_difficulty)
1439	unless $self->difficulty;	1481	unless $self->difficulty;
		1482	Coro::cede;
1440	$self->activate;	1483	$self->activate;
1441	}	1484	}
1442		1485
1443	Coro::cede;	1486	$self->post_load;
1444		1487
1445	$self->in_memory (cf::MAP_IN_MEMORY);	1488	$self->in_memory (cf::MAP_IN_MEMORY);
		1489	}
		1490
		1491	sub customise_for {
		1492	my ($self, $ob) = @_;
		1493
		1494	return find "~" . $ob->name . "/" . $self->{path}
		1495	if $self->per_player;
		1496
		1497	$self
1446	}	1498	}
1447		1499
1448	# find and load all maps in the 3x3 area around a map	1500	# find and load all maps in the 3x3 area around a map
1449	sub load_diag {	1501	sub load_diag {
1450	my ($map) = @_;	1502	my ($map) = @_;
…		…
1480		1532
1481	cf::sync_job { $map->load };	1533	cf::sync_job { $map->load };
1482	}	1534	}
1483		1535
1484	our %MAP_PREFETCH;	1536	our %MAP_PREFETCH;
1485	our $MAP_PREFETCHER = Coro::async {	1537	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	$map->load;
1495	}
1496	Coro::schedule;
1497	}
1498	};
1499		1538
1500	sub find_async {	1539	sub find_async {
1501	my ($path, $origin) = @_;	1540	my ($path, $origin) = @_;
1502		1541
1503	$path = new cf::path $path, $origin && $origin->path;	1542	$path = normalise $path, $origin && $origin->{path};
1504	my $key = $path->as_string;
1505		1543
1506	if (my $map = $cf::MAP{$key}) {	1544	if (my $map = $cf::MAP{$path}) {
1507	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	1545	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
1508	}	1546	}
1509		1547
1510	$MAP_PREFETCH{$key} = $path;	1548	undef $MAP_PREFETCH{$path};
		1549	$MAP_PREFETCHER ||= cf::async {
		1550	while (%MAP_PREFETCH) {
		1551	for my $path (keys %MAP_PREFETCH) {
		1552	my $map = find $path
		1553	or next;
		1554	$map->load;
		1555
		1556	delete $MAP_PREFETCH{$path};
		1557	}
		1558	}
		1559	undef $MAP_PREFETCHER;
		1560	};
1511	$MAP_PREFETCHER->ready;	1561	$MAP_PREFETCHER->prio (6);
1512		1562
1513	()	1563	()
1514	}	1564	}
1515		1565
1516	sub save {	1566	sub save {
…		…
1520		1570
1521	$self->{last_save} = $cf::RUNTIME;	1571	$self->{last_save} = $cf::RUNTIME;
1522		1572
1523	return unless $self->dirty;	1573	return unless $self->dirty;
1524		1574
1525	my $save = $self->{path}->save_path; utf8::encode $save;	1575	my $save = $self->save_path; utf8::encode $save;
1526	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1576	my $uniq = $self->uniq_path; utf8::encode $uniq;
1527		1577
1528	$self->{load_path} = $save;	1578	$self->{load_path} = $save;
1529		1579
1530	return if $self->{deny_save};	1580	return if $self->{deny_save};
1531		1581
…		…
1534	cf::async {	1584	cf::async {
1535	$_->contr->save for $self->players;	1585	$_->contr->save for $self->players;
1536	};	1586	};
1537		1587
1538	if ($uniq) {	1588	if ($uniq) {
1539	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1589	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1540	$self->save_objects ($uniq, cf::IO_UNIQUES);	1590	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1541	} else {	1591	} else {
1542	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1592	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1543	}	1593	}
1544	}	1594	}
1545		1595
1546	sub swap_out {	1596	sub swap_out {
1547	my ($self) = @_;	1597	my ($self) = @_;
…		…
1561		1611
1562	sub reset_at {	1612	sub reset_at {
1563	my ($self) = @_;	1613	my ($self) = @_;
1564		1614
1565	# TODO: safety, remove and allow resettable per-player maps	1615	# TODO: safety, remove and allow resettable per-player maps
1566	return 1e99 if $self->{path}{user_rel};	1616	return 1e99 if $self->isa ("ext::map_per_player");#d#
1567	return 1e99 if $self->{deny_reset};	1617	return 1e99 if $self->{deny_reset};
1568		1618
1569	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1619	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1570	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1620	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1571		1621
…		…
1576	my ($self) = @_;	1626	my ($self) = @_;
1577		1627
1578	$self->reset_at <= $cf::RUNTIME	1628	$self->reset_at <= $cf::RUNTIME
1579	}	1629	}
1580		1630
1581	sub unlink_save {
1582	my ($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	$self->save;
1600	}
1601
1602	sub reset {	1631	sub reset {
1603	my ($self) = @_;	1632	my ($self) = @_;
1604		1633
1605	my $lock = cf::lock_acquire "map_data:" . $self->path;	1634	my $lock = cf::lock_acquire "map_data:$self->{path}";
1606		1635
1607	return if $self->players;	1636	return if $self->players;
1608	return if $self->{path}{user_rel};#d#	1637	return if $self->isa ("ext::map_per_player");#d#
1609		1638
1610	warn "resetting map ", $self->path;#d#	1639	warn "resetting map ", $self->path;#d#
1611		1640
		1641	$self->in_memory (cf::MAP_SWAPPED);
		1642
		1643	# need to save uniques path
		1644	unless ($self->{deny_save}) {
		1645	my $uniq = $self->uniq_path; utf8::encode $uniq;
		1646
		1647	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		1648	if $uniq;
		1649	}
		1650
1612	delete $cf::MAP{$self->path};	1651	delete $cf::MAP{$self->path};
		1652
		1653	$self->clear;
1613		1654
1614	$_->clear_links_to ($self) for values %cf::MAP;	1655	$_->clear_links_to ($self) for values %cf::MAP;
1615		1656
1616	$self->unlink_save;	1657	$self->unlink_save;
1617	$self->destroy;	1658	$self->destroy;
…		…
1620	my $nuke_counter = "aaaa";	1661	my $nuke_counter = "aaaa";
1621		1662
1622	sub nuke {	1663	sub nuke {
1623	my ($self) = @_;	1664	my ($self) = @_;
1624		1665
		1666	delete $cf::MAP{$self->path};
		1667
		1668	$self->unlink_save;
		1669
		1670	bless $self, "cf::map";
		1671	delete $self->{deny_reset};
1625	$self->{deny_save} = 1;	1672	$self->{deny_save} = 1;
1626	$self->reset_timeout (1);	1673	$self->reset_timeout (1);
1627	$self->rename ("{nuke}/" . ($nuke_counter++));	1674	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1675
		1676	$cf::MAP{$self->path} = $self;
		1677
1628	$self->reset; # polite request, might not happen	1678	$self->reset; # polite request, might not happen
1629	}	1679	}
1630		1680
1631	sub customise_for {
1632	my ($map, $ob) = @_;
1633
1634	if ($map->per_player) {
1635	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};
1636	}
1637
1638	$map
1639	}
1640
1641	=item cf::map::unique_maps	1681	=item cf::map::unique_maps
1642		1682
1643	Returns an arrayref of cf::path's of all shared maps that have	1683	Returns an arrayref of paths of all shared maps that have
1644	instantiated unique items. May block.	1684	instantiated unique items. May block.
1645		1685
1646	=cut	1686	=cut
1647		1687
1648	sub unique_maps() {	1688	sub unique_maps() {
…		…
1654	for (@$files) {	1694	for (@$files) {
1655	utf8::decode $_;	1695	utf8::decode $_;
1656	next if /\.pst$/;	1696	next if /\.pst$/;
1657	next unless /^$PATH_SEP/o;	1697	next unless /^$PATH_SEP/o;
1658		1698
1659	push @paths, new cf::path $_;	1699	push @paths, cf::map::normalise $_;
1660	}	1700	}
1661		1701
1662	\@paths	1702	\@paths
1663	}	1703	}
1664		1704
…		…
1739		1779
1740	=item $player_object->enter_link	1780	=item $player_object->enter_link
1741		1781
1742	Freezes the player and moves him/her to a special map (C<{link}>).	1782	Freezes the player and moves him/her to a special map (C<{link}>).
1743		1783
1744	The player should be reaosnably safe there for short amounts of time. You	1784	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.	1785	I<MUST> call C<leave_link> as soon as possible, though.
1746		1786
		1787	Will never block.
		1788
1747	=item $player_object->leave_link ($map, $x, $y)	1789	=item $player_object->leave_link ($map, $x, $y)
1748		1790
1749	Moves the player out of the specila link map onto the given map. If the	1791	Moves the player out of the special C<{link}> map onto the specified
1750	map is not valid (or omitted), the player will be moved back to the	1792	map. If the map is not valid (or omitted), the player will be moved back
1751	location he/she was before the call to C<enter_link>, or, if that fails,	1793	to the location he/she was before the call to C<enter_link>, or, if that
1752	to the emergency map position.	1794	fails, to the emergency map position.
1753		1795
1754	Might block.	1796	Might block.
1755		1797
1756	=cut	1798	=cut
		1799
		1800	sub link_map {
		1801	unless ($LINK_MAP) {
		1802	$LINK_MAP = cf::map::find "{link}"
		1803	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1804	$LINK_MAP->load;
		1805	}
		1806
		1807	$LINK_MAP
		1808	}
1757		1809
1758	sub cf::object::player::enter_link {	1810	sub cf::object::player::enter_link {
1759	my ($self) = @_;	1811	my ($self) = @_;
1760		1812
1761	$self->deactivate_recursive;	1813	$self->deactivate_recursive;
1762		1814
1763	return if $self->map == $LINK_MAP;	1815	return if UNIVERSAL::isa $self->map, "ext::map_link";
1764		1816
1765	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1817	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1766	if $self->map;	1818	if $self->map;
1767		1819
1768	$self->enter_map ($LINK_MAP, 20, 20);	1820	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1769	}	1821	}
1770		1822
1771	sub cf::object::player::leave_link {	1823	sub cf::object::player::leave_link {
1772	my ($self, $map, $x, $y) = @_;	1824	my ($self, $map, $x, $y) = @_;
1773		1825
…		…
1795	$map->load;	1847	$map->load;
1796	$map->load_diag;	1848	$map->load_diag;
1797		1849
1798	return unless $self->contr->active;	1850	return unless $self->contr->active;
1799	$self->activate_recursive;	1851	$self->activate_recursive;
		1852
		1853	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1800	$self->enter_map ($map, $x, $y);	1854	$self->enter_map ($map, $x, $y);
1801	}	1855	}
1802		1856
1803	cf::player->attach (	1857	cf::player->attach (
1804	on_logout => sub {	1858	on_logout => sub {
…		…
1817	# try to abort aborted map switching on player login :)	1871	# try to abort aborted map switching on player login :)
1818	# should happen only on crashes	1872	# should happen only on crashes
1819	if ($pl->ob->{_link_pos}) {	1873	if ($pl->ob->{_link_pos}) {
1820	$pl->ob->enter_link;	1874	$pl->ob->enter_link;
1821	(async {	1875	(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,	1876	$pl->ob->reply (undef,
1825	"There was an internal problem at your last logout, "	1877	"There was an internal problem at your last logout, "
1826	. "the server will try to bring you to your intended destination in a second.",	1878	. "the server will try to bring you to your intended destination in a second.",
1827	cf::NDI_RED);	1879	cf::NDI_RED);
		1880	# we need this sleep as the login has a concurrent enter_exit running
		1881	# and this sleep increases chances of the player not ending up in scorn
1828	Coro::Timer::sleep 1;	1882	Coro::Timer::sleep 1;
1829	$pl->ob->leave_link;	1883	$pl->ob->leave_link;
1830	})->prio (2);	1884	})->prio (2);
1831	}	1885	}
1832	},	1886	},
…		…
1837	=cut	1891	=cut
1838		1892
1839	sub cf::object::player::goto {	1893	sub cf::object::player::goto {
1840	my ($self, $path, $x, $y) = @_;	1894	my ($self, $path, $x, $y) = @_;
1841		1895
1842	$path = new cf::path $path;
1843
1844	$self->enter_link;	1896	$self->enter_link;
1845		1897
1846	(async {	1898	(async {
		1899	my $map = eval {
1847	my $map = cf::map::find $path->as_string;	1900	my $map = cf::map::find $path;
1848	$map = $map->customise_for ($self) if $map;	1901	$map = $map->customise_for ($self) if $map;
1849		1902	$map
1850	# warn "entering ", $map->path, " at ($x, $y)\n"	1903	} or
1851	# if $map;
1852
1853	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1904	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1854		1905
1855	$self->leave_link ($map, $x, $y);	1906	$self->leave_link ($map, $x, $y);
1856	})->prio (1);	1907	})->prio (1);
1857	}	1908	}
1858		1909
…		…
1862		1913
1863	sub parse_random_map_params {	1914	sub parse_random_map_params {
1864	my ($spec) = @_;	1915	my ($spec) = @_;
1865		1916
1866	my $rmp = { # defaults	1917	my $rmp = { # defaults
1867	xsize => 10,	1918	xsize => (cf::rndm 15, 40),
1868	ysize => 10,	1919	ysize => (cf::rndm 15, 40),
		1920	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1921	#layout => string,
1869	};	1922	};
1870		1923
1871	for (split /\n/, $spec) {	1924	for (split /\n/, $spec) {
1872	my ($k, $v) = split /\s+/, $_, 2;	1925	my ($k, $v) = split /\s+/, $_, 2;
1873		1926
…		…
1877	$rmp	1930	$rmp
1878	}	1931	}
1879		1932
1880	sub prepare_random_map {	1933	sub prepare_random_map {
1881	my ($exit) = @_;	1934	my ($exit) = @_;
		1935
		1936	my $guard = cf::lock_acquire "exit_prepare:$exit";
1882		1937
1883	# all this does is basically replace the /! path by	1938	# all this does is basically replace the /! path by
1884	# a new random map path (?random/...) with a seed	1939	# a new random map path (?random/...) with a seed
1885	# that depends on the exit object	1940	# that depends on the exit object
1886		1941
1887	my $rmp = parse_random_map_params $exit->msg;	1942	my $rmp = parse_random_map_params $exit->msg;
1888		1943
1889	if ($exit->map) {	1944	if ($exit->map) {
1890	$rmp->{region} = $exit->map->region_name;	1945	$rmp->{region} = $exit->region->name;
1891	$rmp->{origin_map} = $exit->map->path;	1946	$rmp->{origin_map} = $exit->map->path;
1892	$rmp->{origin_x} = $exit->x;	1947	$rmp->{origin_x} = $exit->x;
1893	$rmp->{origin_y} = $exit->y;	1948	$rmp->{origin_y} = $exit->y;
1894	}	1949	}
1895		1950
1896	$rmp->{random_seed} ||= $exit->random_seed;	1951	$rmp->{random_seed} ||= $exit->random_seed;
1897		1952
1898	my $data = cf::to_json $rmp;	1953	my $data = cf::to_json $rmp;
1899	my $md5 = Digest::MD5::md5_hex $data;	1954	my $md5 = Digest::MD5::md5_hex $data;
		1955	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1900		1956
1901	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1957	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1902	aio_write $fh, 0, (length $data), $data, 0;	1958	aio_write $fh, 0, (length $data), $data, 0;
		1959	undef $fh;
		1960	aio_rename "$meta~", $meta;
1903		1961
1904	$exit->slaying ("?random/$md5");	1962	$exit->slaying ("?random/$md5");
1905	$exit->msg (undef);	1963	$exit->msg (undef);
1906	}	1964	}
1907	}	1965	}
1908		1966
1909	sub cf::object::player::enter_exit {	1967	sub cf::object::player::enter_exit {
1910	my ($self, $exit) = @_;	1968	my ($self, $exit) = @_;
1911		1969
1912	return unless $self->type == cf::PLAYER;	1970	return unless $self->type == cf::PLAYER;
		1971
		1972	if ($exit->slaying eq "/!") {
		1973	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1974	cf::sync_job { prepare_random_map $exit };
		1975	}
		1976
		1977	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1978	my $hp = $exit->stats->hp;
		1979	my $sp = $exit->stats->sp;
1913		1980
1914	$self->enter_link;	1981	$self->enter_link;
1915		1982
1916	(async {	1983	(async {
1917	$self->deactivate_recursive; # just to be sure	1984	$self->deactivate_recursive; # just to be sure
1918	unless (eval {	1985	unless (eval {
1919	prepare_random_map $exit	1986	$self->goto ($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		1987
1925	1;	1988	1;
1926	}) {	1989	}) {
1927	$self->message ("Something went wrong deep within the crossfire server. "	1990	$self->message ("Something went wrong deep within the crossfire server. "
1928	. "I'll try to bring you back to the map you were before. "	1991	. "I'll try to bring you back to the map you were before. "
…		…
1948		2011
1949	sub cf::client::send_drawinfo {	2012	sub cf::client::send_drawinfo {
1950	my ($self, $text, $flags) = @_;	2013	my ($self, $text, $flags) = @_;
1951		2014
1952	utf8::encode $text;	2015	utf8::encode $text;
1953	$self->send_packet (sprintf "drawinfo %d %s", $flags, $text);	2016	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
1954	}	2017	}
1955		2018
1956		2019
1957	=item $success = $client->query ($flags, "text", \&cb)	2020	=item $success = $client->query ($flags, "text", \&cb)
1958		2021
…		…
1989	# get handled first	2052	# get handled first
1990	my $queue = delete $ns->{query_queue}	2053	my $queue = delete $ns->{query_queue}
1991	or return; # be conservative, not sure how that can happen, but we saw a crash here	2054	or return; # be conservative, not sure how that can happen, but we saw a crash here
1992		2055
1993	(shift @$queue)->[1]->($msg);	2056	(shift @$queue)->[1]->($msg);
		2057	return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1994		2058
1995	push @{ $ns->{query_queue} }, @$queue;	2059	push @{ $ns->{query_queue} }, @$queue;
1996		2060
1997	if (@{ $ns->{query_queue} } == @$queue) {	2061	if (@{ $ns->{query_queue} } == @$queue) {
1998	if (@$queue) {	2062	if (@$queue) {
…		…
2056		2120
2057	# here we export the classes and methods available to script code	2121	# here we export the classes and methods available to script code
2058		2122
2059	=pod	2123	=pod
2060		2124
2061	The following fucntions and emthods are available within a safe environment:	2125	The following functions and methods are available within a safe environment:
2062		2126
2063	cf::object contr pay_amount pay_player map	2127	cf::object contr pay_amount pay_player map
2064	cf::object::player player	2128	cf::object::player player
2065	cf::player peaceful	2129	cf::player peaceful
2066	cf::map trigger	2130	cf::map trigger
…		…
2159	The parameter C<$family> should best start with the name of the extension	2223	The parameter C<$family> should best start with the name of the extension
2160	using it, it should be unique.	2224	using it, it should be unique.
2161		2225
2162	=over 4	2226	=over 4
2163		2227
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	2228	=item $value = cf::db_get $family => $key
2171		2229
2172	Returns a single value from the database	2230	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		2231
2179	=item cf::db_put $family => $key => $value	2232	=item cf::db_put $family => $key => $value
2180		2233
2181	Stores the given C<$value> in the family hash. Updates are delayed, if you	2234	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		2235
2192	=cut	2236	=cut
2193		2237
2194	our $DB;	2238	our $DB;
2195		2239
2196	{	2240	sub db_init {
		2241	unless ($DB) {
		2242	$DB = BDB::db_create $DB_ENV;
		2243
		2244	cf::sync_job {
		2245	eval {
		2246	$DB->set_flags (BDB::CHKSUM);
		2247
		2248	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
		2249	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		2250	cf::cleanup "db_open(db): $!" if $!;
		2251	};
		2252	cf::cleanup "db_open(db): $@" if $@;
		2253	};
		2254
2197	my $path = cf::localdir . "/database.pst";	2255	my $path = cf::localdir . "/database.pst";
		2256	if (stat $path) {
		2257	cf::sync_job {
		2258	my $pst = Storable::retrieve $path;
2198		2259
2199	sub db_load() {	2260	cf::db_put (board => data => $pst->{board});
2200	$DB = stat $path ? Storable::retrieve $path : { };	2261	cf::db_put (guildrules => data => $pst->{guildrules});
2201	}	2262	cf::db_put (rent => balance => $pst->{rent}{balance});
		2263	BDB::db_env_txn_checkpoint $DB_ENV;
2202		2264
2203	my $pid;	2265	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	}	2266	};
2213	}	2267	}
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	});	2268	}
		2269	}
2225		2270
2226	sub db_dirty() {
2227	$dirty = 1;
2228	$idle->start;
2229	}
2230
2231	sub db_get($;$) {	2271	sub db_get($$) {
2232	@_ >= 2	2272	my $key = "$_[0]/$_[1]";
2233	? $DB->{$_[0]}{$_[1]}
2234	: ($DB->{$_[0]} ||= { })
2235	}
2236		2273
		2274	cf::sync_job {
		2275	BDB::db_get $DB, undef, $key, my $data;
		2276
		2277	$! ? ()
		2278	: Compress::LZF::sthaw $data
		2279	}
		2280	}
		2281
2237	sub db_put($$;$) {	2282	sub db_put($$$) {
2238	if (@_ >= 3) {	2283	BDB::dbreq_pri 4;
2239	$DB->{$_[0]}{$_[1]} = $_[2];	2284	BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
		2285	}
		2286
		2287	#############################################################################
		2288	# the server's init and main functions
		2289
		2290	sub load_facedata {
		2291	my $path = sprintf "%s/facedata", cf::datadir;
		2292
		2293	warn "loading facedata from $path\n";
		2294
		2295	my $faces;
		2296	0 < aio_load $path, $faces
		2297	or die "$path: $!";
		2298
		2299	Coro::cede;
		2300	$faces = Storable::thaw $faces;
		2301	Coro::cede;
		2302
		2303	my $meta = delete $faces->{""};
		2304	$meta->{version} == 1
		2305	or cf::cleanup "$path: version mismatch, cannot proceed.";
		2306
		2307	while (my ($face, $info) = each %$faces) {
		2308	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		2309	cf::face::set $idx, $info->{visibility}, $info->{magicmap};
		2310	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};
		2311	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};
		2312	Coro::cede;
		2313	}
		2314
		2315	while (my ($face, $info) = each %$faces) {
		2316	next unless $info->{smooth};
		2317	my $idx = cf::face::find $face
		2318	or next;
		2319	if (my $smooth = cf::face::find $info->{smooth}) {
		2320	cf::face::set_smooth $idx, $smooth;
2240	} else {	2321	} else {
2241	$DB->{$_[0]} = $_[1];	2322	warn "smooth face '$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	},	2323	}
2251	);	2324	Coro::cede;
2252	}	2325	}
2253		2326
2254	#############################################################################	2327	1
2255	# the server's main()	2328	}
		2329
		2330	sub reload_resources {
		2331	load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir
		2332	or die "unable to load regions file\n";#d#
		2333	load_facedata
		2334	or die "unable to load facedata\n";#d#
		2335	}
		2336
		2337	sub init {
		2338	reload_resources;
		2339	}
2256		2340
2257	sub cfg_load {	2341	sub cfg_load {
2258	open my $fh, "<:utf8", cf::confdir . "/config"	2342	open my $fh, "<:utf8", cf::confdir . "/config"
2259	or return;	2343	or return;
2260		2344
…		…
2277		2361
2278	sub main {	2362	sub main {
2279	# we must not ever block the main coroutine	2363	# we must not ever block the main coroutine
2280	local $Coro::idle = sub {	2364	local $Coro::idle = sub {
2281	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2365	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2366	(async {
2282	async { Event::one_event };	2367	Event::one_event;
		2368	})->prio (Coro::PRIO_MAX);
2283	};	2369	};
2284		2370
2285	cfg_load;	2371	cfg_load;
2286	db_load;	2372	db_init;
2287	load_extensions;	2373	load_extensions;
		2374
		2375	$TICK_WATCHER->start;
2288	Event::loop;	2376	Event::loop;
2289	}	2377	}
2290		2378
2291	#############################################################################	2379	#############################################################################
2292	# initialisation and cleanup	2380	# initialisation and cleanup
2293		2381
2294	# install some emergency cleanup handlers	2382	# install some emergency cleanup handlers
2295	BEGIN {	2383	BEGIN {
2296	for my $signal (qw(INT HUP TERM)) {	2384	for my $signal (qw(INT HUP TERM)) {
2297	Event->signal (	2385	Event->signal (
		2386	reentrant => 0,
2298	data => WF_AUTOCANCEL,	2387	data => WF_AUTOCANCEL,
2299	signal => $signal,	2388	signal => $signal,
		2389	prio => 0,
2300	cb => sub {	2390	cb => sub {
2301	cf::cleanup "SIG$signal";	2391	cf::cleanup "SIG$signal";
2302	},	2392	},
2303	);	2393	);
2304	}	2394	}
2305	}	2395	}
…		…
2310	warn "enter emergency perl save\n";	2400	warn "enter emergency perl save\n";
2311		2401
2312	cf::sync_job {	2402	cf::sync_job {
2313	# use a peculiar iteration method to avoid tripping on perl	2403	# use a peculiar iteration method to avoid tripping on perl
2314	# refcount bugs in for. also avoids problems with players	2404	# refcount bugs in for. also avoids problems with players
2315	# and maps saved/Destroyed asynchronously.	2405	# and maps saved/destroyed asynchronously.
2316	warn "begin emergency player save\n";	2406	warn "begin emergency player save\n";
2317	for my $login (keys %cf::PLAYER) {	2407	for my $login (keys %cf::PLAYER) {
2318	my $pl = $cf::PLAYER{$login} or next;	2408	my $pl = $cf::PLAYER{$login} or next;
2319	$pl->valid or next;	2409	$pl->valid or next;
2320	$pl->save;	2410	$pl->save;
…		…
2326	my $map = $cf::MAP{$path} or next;	2416	my $map = $cf::MAP{$path} or next;
2327	$map->valid or next;	2417	$map->valid or next;
2328	$map->save;	2418	$map->save;
2329	}	2419	}
2330	warn "end emergency map save\n";	2420	warn "end emergency map save\n";
		2421
		2422	warn "begin emergency database checkpoint\n";
		2423	BDB::db_env_txn_checkpoint $DB_ENV;
		2424	warn "end emergency database checkpoint\n";
2331	};	2425	};
2332		2426
2333	warn "leave emergency perl save\n";	2427	warn "leave emergency perl save\n";
		2428	}
		2429
		2430	sub post_cleanup {
		2431	my ($make_core) = @_;
		2432
		2433	warn Carp::longmess "post_cleanup backtrace"
		2434	if $make_core;
2334	}	2435	}
2335		2436
2336	sub reload() {	2437	sub reload() {
2337	# can/must only be called in main	2438	# can/must only be called in main
2338	if ($Coro::current != $Coro::main) {	2439	if ($Coro::current != $Coro::main) {
2339	warn "can only reload from main coroutine\n";	2440	warn "can only reload from main coroutine";
2340	return;	2441	return;
2341	}	2442	}
2342		2443
2343	warn "reloading...";	2444	warn "reloading...";
2344		2445
2345	my $guard = freeze_mainloop;	2446	warn "entering sync_job";
		2447
		2448	cf::sync_job {
		2449	cf::write_runtime; # external watchdog should not bark
2346	cf::emergency_save;	2450	cf::emergency_save;
		2451	cf::write_runtime; # external watchdog should not bark
2347		2452
2348	eval {	2453	warn "syncing database to disk";
		2454	BDB::db_env_txn_checkpoint $DB_ENV;
		2455
2349	# if anything goes wrong in here, we should simply crash as we already saved	2456	# if anything goes wrong in here, we should simply crash as we already saved
2350		2457
2351	# cancel all watchers	2458	warn "cancelling all WF_AUTOCANCEL watchers";
2352	for (Event::all_watchers) {	2459	for (Event::all_watchers) {
2353	$_->cancel if $_->data & WF_AUTOCANCEL;	2460	$_->cancel if $_->data & WF_AUTOCANCEL;
2354	}	2461	}
2355		2462
		2463	warn "flushing outstanding aio requests";
		2464	for (;;) {
		2465	BDB::flush;
		2466	IO::AIO::flush;
		2467	Coro::cede;
		2468	last unless IO::AIO::nreqs || BDB::nreqs;
		2469	warn "iterate...";
		2470	}
		2471
		2472	++$RELOAD;
		2473
2356	# cancel all extension coros	2474	warn "cancelling all extension coros";
2357	$_->cancel for values %EXT_CORO;	2475	$_->cancel for values %EXT_CORO;
2358	%EXT_CORO = ();	2476	%EXT_CORO = ();
2359		2477
2360	# unload all extensions	2478	warn "removing commands";
2361	for (@exts) {	2479	%COMMAND = ();
		2480
		2481	warn "removing ext commands";
		2482	%EXTCMD = ();
		2483
		2484	warn "unloading/nuking all extensions";
		2485	for my $pkg (@EXTS) {
2362	warn "unloading <$_>";	2486	warn "... unloading $pkg";
2363	unload_extension $_;	2487
		2488	if (my $cb = $pkg->can ("unload")) {
		2489	eval {
		2490	$cb->($pkg);
		2491	1
		2492	} or warn "$pkg unloaded, but with errors: $@";
2364	}	2493	}
2365		2494
		2495	warn "... nuking $pkg";
		2496	Symbol::delete_package $pkg;
		2497	}
		2498
2366	# unload all modules loaded from $LIBDIR	2499	warn "unloading all perl modules loaded from $LIBDIR";
2367	while (my ($k, $v) = each %INC) {	2500	while (my ($k, $v) = each %INC) {
2368	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2501	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2369		2502
2370	warn "removing <$k>";	2503	warn "... unloading $k";
2371	delete $INC{$k};	2504	delete $INC{$k};
2372		2505
2373	$k =~ s/\.pm$//;	2506	$k =~ s/\.pm$//;
2374	$k =~ s/\//::/g;	2507	$k =~ s/\//::/g;
2375		2508
…		…
2378	}	2511	}
2379		2512
2380	Symbol::delete_package $k;	2513	Symbol::delete_package $k;
2381	}	2514	}
2382		2515
2383	# sync database to disk
2384	cf::db_sync;
2385	IO::AIO::flush;
2386
2387	# get rid of safe::, as good as possible	2516	warn "getting rid of safe::, as good as possible";
2388	Symbol::delete_package "safe::$_"	2517	Symbol::delete_package "safe::$_"
2389	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2518	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2390		2519
2391	# remove register_script_function callbacks
2392	# TODO
2393
2394	# unload cf.pm "a bit"	2520	warn "unloading cf.pm \"a bit\"";
2395	delete $INC{"cf.pm"};	2521	delete $INC{"cf.pm"};
2396		2522
2397	# don't, removes xs symbols, too,	2523	# don't, removes xs symbols, too,
2398	# and global variables created in xs	2524	# and global variables created in xs
2399	#Symbol::delete_package __PACKAGE__;	2525	#Symbol::delete_package __PACKAGE__;
2400		2526
2401	# reload cf.pm	2527	warn "unload completed, starting to reload now";
		2528
2402	warn "reloading cf.pm";	2529	warn "reloading cf.pm";
2403	require cf;	2530	require cf;
2404	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2531	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2405		2532
2406	# load config and database again	2533	warn "loading config and database again";
2407	cf::cfg_load;	2534	cf::cfg_load;
2408	cf::db_load;
2409		2535
2410	# load extensions
2411	warn "load extensions";	2536	warn "loading extensions";
2412	cf::load_extensions;	2537	cf::load_extensions;
2413		2538
2414	# reattach attachments to objects	2539	warn "reattaching attachments to objects/players";
2415	warn "reattach";	2540	_global_reattach; # objects, sockets
2416	_global_reattach;	2541	warn "reattaching attachments to maps";
2417	reattach $_ for values %MAP;	2542	reattach $_ for values %MAP;
2418	};	2543	warn "reattaching attachments to players";
		2544	reattach $_ for values %PLAYER;
2419		2545
2420	if ($@) {	2546	warn "loading reloadable resources";
		2547	reload_resources;
		2548
		2549	warn "leaving sync_job";
		2550
		2551	1
		2552	} or do {
2421	warn $@;	2553	warn $@;
2422	warn "error while reloading, exiting.";	2554	warn "error while reloading, exiting.";
2423	exit 1;	2555	exit 1;
2424	}	2556	};
2425		2557
2426	warn "reloaded successfully";	2558	warn "reloaded";
2427	};	2559	};
2428		2560
2429	#############################################################################	2561	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} = $LINK_MAP;
2470	}
2471
2472	register "<global>", __PACKAGE__;
2473		2562
2474	register_command "reload" => sub {	2563	register_command "reload" => sub {
2475	my ($who, $arg) = @_;	2564	my ($who, $arg) = @_;
2476		2565
2477	if ($who->flag (FLAG_WIZ)) {	2566	if ($who->flag (FLAG_WIZ)) {
2478	$who->message ("start of reload.");	2567	$who->message ("reloading server.");
		2568
		2569	# doing reload synchronously and two reloads happen back-to-back,
		2570	# coro crashes during coro_state_free->destroy here.
		2571
		2572	$RELOAD_WATCHER ||= Event->timer (
		2573	reentrant => 0,
		2574	after => 0,
		2575	data => WF_AUTOCANCEL,
		2576	cb => sub {
2479	reload;	2577	reload;
2480	$who->message ("end of reload.");	2578	undef $RELOAD_WATCHER;
		2579	},
		2580	);
2481	}	2581	}
2482	};	2582	};
2483		2583
2484	unshift @INC, $LIBDIR;	2584	unshift @INC, $LIBDIR;
		2585
		2586	my $bug_warning = 0;
2485		2587
2486	$TICK_WATCHER = Event->timer (	2588	$TICK_WATCHER = Event->timer (
2487	reentrant => 0,	2589	reentrant => 0,
		2590	parked => 1,
2488	prio => 0,	2591	prio => 0,
2489	at => $NEXT_TICK || $TICK,	2592	at => $NEXT_TICK || $TICK,
2490	data => WF_AUTOCANCEL,	2593	data => WF_AUTOCANCEL,
2491	cb => sub {	2594	cb => sub {
		2595	if ($Coro::current != $Coro::main) {
		2596	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2597	unless ++$bug_warning > 10;
		2598	return;
		2599	}
		2600
		2601	$NOW = Event::time;
		2602
2492	cf::server_tick; # one server iteration	2603	cf::server_tick; # one server iteration
2493	$RUNTIME += $TICK;	2604	$RUNTIME += $TICK;
2494	$NEXT_TICK += $TICK;	2605	$NEXT_TICK += $TICK;
2495		2606
		2607	if ($NOW >= $NEXT_RUNTIME_WRITE) {
		2608	$NEXT_RUNTIME_WRITE = $NOW + 10;
		2609	Coro::async_pool {
		2610	write_runtime
		2611	or warn "ERROR: unable to write runtime file: $!";
		2612	};
		2613	}
		2614
2496	$WAIT_FOR_TICK->broadcast;	2615	$WAIT_FOR_TICK->broadcast;
2497	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;	2616	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2617
		2618	# my $AFTER = Event::time;
		2619	# warn $AFTER - $NOW;#d#
2498		2620
2499	# if we are delayed by four ticks or more, skip them all	2621	# if we are delayed by four ticks or more, skip them all
2500	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2622	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2501		2623
2502	$TICK_WATCHER->at ($NEXT_TICK);	2624	$TICK_WATCHER->at ($NEXT_TICK);
2503	$TICK_WATCHER->start;	2625	$TICK_WATCHER->start;
2504	},	2626	},
2505	);	2627	);
2506		2628
		2629	{
2507	IO::AIO::max_poll_time $TICK * 0.2;	2630	BDB::max_poll_time $TICK * 0.1;
2508		2631	$BDB_POLL_WATCHER = Event->io (
2509	Event->io (	2632	reentrant => 0,
2510	fd => IO::AIO::poll_fileno,	2633	fd => BDB::poll_fileno,
2511	poll => 'r',	2634	poll => 'r',
2512	prio => 5,	2635	prio => 0,
2513	data => WF_AUTOCANCEL,
2514	cb => \&IO::AIO::poll_cb,
2515	);
2516
2517	Event->timer (
2518	data => WF_AUTOCANCEL,	2636	data => WF_AUTOCANCEL,
2519	after => 0,	2637	cb => \&BDB::poll_cb,
2520	interval => 10,	2638	);
2521	cb => sub {	2639	BDB::min_parallel 8;
2522	(Coro::unblock_sub {	2640
2523	write_runtime	2641	BDB::set_sync_prepare {
2524	or warn "ERROR: unable to write runtime file: $!";	2642	my $status;
		2643	my $current = $Coro::current;
		2644	(
		2645	sub {
		2646	$status = $!;
		2647	$current->ready; undef $current;
		2648	},
		2649	sub {
		2650	Coro::schedule while defined $current;
		2651	$! = $status;
		2652	},
		2653	)
		2654	};
		2655
		2656	unless ($DB_ENV) {
		2657	$DB_ENV = BDB::db_env_create;
		2658
		2659	cf::sync_job {
		2660	eval {
		2661	BDB::db_env_open
		2662	$DB_ENV,
		2663	$BDB_ENV_DIR,
		2664	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
		2665	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
		2666	0666;
		2667
		2668	cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;
		2669
		2670	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
		2671	$DB_ENV->set_lk_detect;
		2672	};
		2673
		2674	cf::cleanup "db_env_open(db): $@" if $@;
2525	})->();	2675	};
2526	},	2676	}
2527	);	2677	}
		2678
		2679	{
		2680	IO::AIO::min_parallel 8;
		2681
		2682	undef $Coro::AIO::WATCHER;
		2683	IO::AIO::max_poll_time $TICK * 0.1;
		2684	$AIO_POLL_WATCHER = Event->io (
		2685	reentrant => 0,
		2686	data => WF_AUTOCANCEL,
		2687	fd => IO::AIO::poll_fileno,
		2688	poll => 'r',
		2689	prio => 6,
		2690	cb => \&IO::AIO::poll_cb,
		2691	);
		2692	}
2528		2693
2529	END { cf::emergency_save }	2694	END { cf::emergency_save }
2530		2695
2531	1	2696	1
2532		2697

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