ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.145 by root, Sun Jan 7 21:54:59 2007 UTC vs.
Revision 1.204 by root, Fri Feb 2 19:59:22 2007 UTC

…		…
8	use Storable;	8	use Storable;
9	use Opcode;	9	use Opcode;
10	use Safe;	10	use Safe;
11	use Safe::Hole;	11	use Safe::Hole;
12		12
13	use Coro 3.3 ();	13	use Coro 3.5 ();
14	use Coro::Event;	14	use Coro::Event;
15	use Coro::Timer;	15	use Coro::Timer;
16	use Coro::Signal;	16	use Coro::Signal;
17	use Coro::Semaphore;	17	use Coro::Semaphore;
18	use Coro::AIO;	18	use Coro::AIO;
19		19
		20	use Data::Dumper;
20	use Digest::MD5;	21	use Digest::MD5;
21	use Fcntl;	22	use Fcntl;
22	use IO::AIO 2.32 ();	23	use IO::AIO 2.32 ();
23	use YAML::Syck ();	24	use YAML::Syck ();
24	use Time::HiRes;	25	use Time::HiRes;
25		26
26	use Event; $Event::Eval = 1; # no idea why this is required, but it is	27	use Event; $Event::Eval = 1; # no idea why this is required, but it is
27		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
28	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
30		33
31	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	34	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32		35
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34
35	our %COMMAND = ();	36	our %COMMAND = ();
36	our %COMMAND_TIME = ();	37	our %COMMAND_TIME = ();
		38
		39	our @EXTS = (); # list of extension package names
37	our %EXTCMD = ();	40	our %EXTCMD = ();
		41	our %EXT_CORO = (); # coroutines bound to extensions
		42	our %EXT_MAP = (); # pluggable maps
38		43
39	our @EVENT;	44	our @EVENT;
40	our $LIBDIR = datadir . "/ext";	45	our $LIBDIR = datadir . "/ext";
41		46
42	our $TICK = MAX_TIME * 1e-6;	47	our $TICK = MAX_TIME * 1e-6;
43	our $TICK_WATCHER;	48	our $TICK_WATCHER;
		49	our $AIO_POLL_WATCHER;
		50	our $WRITE_RUNTIME_WATCHER;
44	our $NEXT_TICK;	51	our $NEXT_TICK;
45	our $NOW;	52	our $NOW;
		53	our $USE_FSYNC; # use fsync to write maps - default off
46		54
47	our %CFG;	55	our %CFG;
48		56
49	our $UPTIME; $UPTIME ||= time;	57	our $UPTIME; $UPTIME ||= time;
50	our $RUNTIME;	58	our $RUNTIME;
51		59
52	our %PLAYER; # all users	60	our %PLAYER; # all users
53	our %MAP; # all maps	61	our %MAP; # all maps
54	our $LINK_MAP; # the special {link} map	62	our $LINK_MAP; # the special {link} map, which is always available
55	our $RANDOM_MAPS = cf::localdir . "/random";	63	our $RANDOM_MAPS = cf::localdir . "/random";
56	our %EXT_CORO; # coroutines bound to extensions	64
		65	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
		66	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
		67
		68	# used to convert map paths into valid unix filenames by replacing / by ∕
		69	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
57		70
58	binmode STDOUT;	71	binmode STDOUT;
59	binmode STDERR;	72	binmode STDERR;
60		73
61	# read virtual server time, if available	74	# read virtual server time, if available
…		…
69	mkdir cf::localdir . "/" . cf::playerdir;	82	mkdir cf::localdir . "/" . cf::playerdir;
70	mkdir cf::localdir . "/" . cf::tmpdir;	83	mkdir cf::localdir . "/" . cf::tmpdir;
71	mkdir cf::localdir . "/" . cf::uniquedir;	84	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	85	mkdir $RANDOM_MAPS;
73		86
74	# a special map that is always available
75	our $LINK_MAP;
76	our $EMERGENCY_POSITION;	87	our $EMERGENCY_POSITION;
		88
		89	sub cf::map::normalise;
77		90
78	#############################################################################	91	#############################################################################
79		92
80	=head2 GLOBAL VARIABLES	93	=head2 GLOBAL VARIABLES
81		94
…		…
105		118
106	=item %cf::CFG	119	=item %cf::CFG
107		120
108	Configuration for the server, loaded from C</etc/crossfire/config>, or	121	Configuration for the server, loaded from C</etc/crossfire/config>, or
109	from wherever your confdir points to.	122	from wherever your confdir points to.
		123
		124	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		125
		126	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		127	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		128	processing has been done. Call C<< ->wait >> on them to maximise the
		129	window of cpu time available, or simply to synchronise to the server tick.
110		130
111	=back	131	=back
112		132
113	=cut	133	=cut
114		134
…		…
118	utf8::encode $msg;	138	utf8::encode $msg;
119		139
120	$msg .= "\n"	140	$msg .= "\n"
121	unless $msg =~ /\n$/;	141	unless $msg =~ /\n$/;
122		142
123	LOG llevError, "cfperl: $msg";	143	LOG llevError, $msg;
124	};	144	};
125	}	145	}
126		146
127	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	147	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
128	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	148	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
146		166
147	$Event::DIED = sub {	167	$Event::DIED = sub {
148	warn "error in event callback: @_";	168	warn "error in event callback: @_";
149	};	169	};
150		170
151	my %ext_pkg;
152	my @exts;
153	my @hook;
154
155	=head2 UTILITY FUNCTIONS	171	=head2 UTILITY FUNCTIONS
156		172
157	=over 4	173	=over 4
158		174
		175	=item dumpval $ref
		176
159	=cut	177	=cut
		178
		179	sub dumpval {
		180	eval {
		181	local $SIG{__DIE__};
		182	my $d;
		183	if (1) {
		184	$d = new Data::Dumper([$_[0]], ["*var"]);
		185	$d->Terse(1);
		186	$d->Indent(2);
		187	$d->Quotekeys(0);
		188	$d->Useqq(1);
		189	#$d->Bless(...);
		190	$d->Seen($_[1]) if @_ > 1;
		191	$d = $d->Dump();
		192	}
		193	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		194	$d
		195	} || "[unable to dump $_[0]: '$@']";
		196	}
160		197
161	use JSON::Syck (); # TODO# replace by JSON::PC once working	198	use JSON::Syck (); # TODO# replace by JSON::PC once working
162		199
163	=item $ref = cf::from_json $json	200	=item $ref = cf::from_json $json
164		201
…		…
225	}	262	}
226		263
227	sub freeze_mainloop {	264	sub freeze_mainloop {
228	return unless $TICK_WATCHER->is_active;	265	return unless $TICK_WATCHER->is_active;
229		266
230	my $guard = Coro::guard { $TICK_WATCHER->start };	267	my $guard = Coro::guard {
		268	$TICK_WATCHER->start;
		269	$WRITE_RUNTIME_WATCHER->start;
		270	};
		271	$WRITE_RUNTIME_WATCHER->stop;
231	$TICK_WATCHER->stop;	272	$TICK_WATCHER->stop;
232	$guard	273	$guard
233	}	274	}
234		275
235	=item cf::async { BLOCK }	276	=item cf::async { BLOCK }
…		…
287	}	328	}
288	}	329	}
289		330
290	=item $coro = cf::async_ext { BLOCK }	331	=item $coro = cf::async_ext { BLOCK }
291		332
292	Like async, but this coro is automcatially being canceled when the	333	Like async, but this coro is automatically being canceled when the
293	extension calling this is being unloaded.	334	extension calling this is being unloaded.
294		335
295	=cut	336	=cut
296		337
297	sub async_ext(&) {	338	sub async_ext(&) {
…		…
311	my $runtime = cf::localdir . "/runtime";	352	my $runtime = cf::localdir . "/runtime";
312		353
313	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	354	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
314	or return;	355	or return;
315		356
		357	my $value = $cf::RUNTIME + 90 + 10;
316	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock	358	# 10 is the runtime save interval, for a monotonic clock
		359	# 60 allows for the watchdog to kill the server.
		360
317	(aio_write $fh, 0, (length $value), $value, 0) <= 0	361	(aio_write $fh, 0, (length $value), $value, 0) <= 0
318	and return;	362	and return;
319		363
		364	# always fsync - this file is important
320	aio_fsync $fh	365	aio_fsync $fh
321	and return;	366	and return;
322		367
323	close $fh	368	close $fh
324	or return;	369	or return;
…		…
330	}	375	}
331		376
332	=back	377	=back
333		378
334	=cut	379	=cut
335
336	#############################################################################
337
338	package cf::path;
339
340	sub new {
341	my ($class, $path, $base) = @_;
342
343	$path = $path->as_string if ref $path;
344
345	my $self = bless { }, $class;
346
347	# {... are special paths that are not touched
348	# ?xxx/... are special absolute paths
349	# ?random/... random maps
350	# /! non-realised random map exit
351	# /... normal maps
352	# ~/... per-player maps without a specific player (DO NOT USE)
353	# ~user/... per-player map of a specific user
354
355	if ($path =~ /^{/) {
356	# fine as it is
357	} elsif ($path =~ s{^\?random/}{}) {
358	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
359	$self->{random} = cf::from_json $data;
360	} else {
361	if ($path =~ s{^~([^/]+)?}{}) {
362	$self->{user_rel} = 1;
363
364	if (defined $1) {
365	$self->{user} = $1;
366	} elsif ($base =~ m{^~([^/]+)/}) {
367	$self->{user} = $1;
368	} else {
369	warn "cannot resolve user-relative path without user <$path,$base>\n";
370	}
371	} elsif ($path =~ /^\//) {
372	# already absolute
373	} else {
374	$base =~ s{[^/]+/?$}{};
375	return $class->new ("$base/$path");
376	}
377
378	for ($path) {
379	redo if s{/\.?/}{/};
380	redo if s{/[^/]+/\.\./}{/};
381	}
382	}
383
384	$self->{path} = $path;
385
386	$self
387	}
388
389	# the name / primary key / in-game path
390	sub as_string {
391	my ($self) = @_;
392
393	$self->{user_rel} ? "~$self->{user}$self->{path}"
394	: $self->{random} ? "?random/$self->{path}"
395	: $self->{path}
396	}
397
398	# the displayed name, this is a one way mapping
399	sub visible_name {
400	my ($self) = @_;
401
402	# if (my $rmp = $self->{random}) {
403	# # todo: be more intelligent about this
404	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
405	# } else {
406	$self->as_string
407	# }
408	}
409
410	# escape the /'s in the path
411	sub _escaped_path {
412	# ∕ is U+2215
413	(my $path = $_[0]{path}) =~ s/\//∕/g;
414	$path
415	}
416
417	# the original (read-only) location
418	sub load_path {
419	my ($self) = @_;
420
421	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
422	}
423
424	# the temporary/swap location
425	sub save_path {
426	my ($self) = @_;
427
428	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
429	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
430	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
431	}
432
433	# the unique path, might be eq to save_path
434	sub uniq_path {
435	my ($self) = @_;
436
437	$self->{user_rel} || $self->{random}
438	? undef
439	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
440	}
441
442	# return random map parameters, or undef
443	sub random_map_params {
444	my ($self) = @_;
445
446	$self->{random}
447	}
448
449	# this is somewhat ugly, but style maps do need special treatment
450	sub is_style_map {
451	$_[0]{path} =~ m{^/styles/}
452	}
453
454	package cf;
455		380
456	#############################################################################	381	#############################################################################
457		382
458	=head2 ATTACHABLE OBJECTS	383	=head2 ATTACHABLE OBJECTS
459		384
…		…
585	our @CB_TYPE = (); # registry for type (cf-object class) based events	510	our @CB_TYPE = (); # registry for type (cf-object class) based events
586	our @CB_MAP = ();	511	our @CB_MAP = ();
587		512
588	my %attachment;	513	my %attachment;
589		514
		515	sub cf::attachable::thawer_merge {
		516	# simply override everything except _meta
		517	local $_[0]{_meta};
		518	%{$_[0]} = %{$_[1]};
		519	}
		520
590	sub _attach_cb($$$$) {	521	sub _attach_cb($$$$) {
591	my ($registry, $event, $prio, $cb) = @_;	522	my ($registry, $event, $prio, $cb) = @_;
592		523
593	use sort 'stable';	524	use sort 'stable';
594		525
…		…
765	# object support	696	# object support
766		697
767	sub reattach {	698	sub reattach {
768	# basically do the same as instantiate, without calling instantiate	699	# basically do the same as instantiate, without calling instantiate
769	my ($obj) = @_;	700	my ($obj) = @_;
		701
		702	bless $obj, ref $obj; # re-bless in case extensions have been reloaded
770		703
771	my $registry = $obj->registry;	704	my $registry = $obj->registry;
772		705
773	@$registry = ();	706	@$registry = ();
774		707
…		…
821	$filename, length $$rdata, scalar @$objs;	754	$filename, length $$rdata, scalar @$objs;
822		755
823	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	756	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
824	chmod SAVE_MODE, $fh;	757	chmod SAVE_MODE, $fh;
825	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	758	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
826	aio_fsync $fh;	759	aio_fsync $fh if $cf::USE_FSYNC;
827	close $fh;	760	close $fh;
828		761
829	if (@$objs) {	762	if (@$objs) {
830	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	763	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
831	chmod SAVE_MODE, $fh;	764	chmod SAVE_MODE, $fh;
832	my $data = Storable::nfreeze { version => 1, objs => $objs };	765	my $data = Storable::nfreeze { version => 1, objs => $objs };
833	aio_write $fh, 0, (length $data), $data, 0;	766	aio_write $fh, 0, (length $data), $data, 0;
834	aio_fsync $fh;	767	aio_fsync $fh if $cf::USE_FSYNC;
835	close $fh;	768	close $fh;
836	aio_rename "$filename.pst~", "$filename.pst";	769	aio_rename "$filename.pst~", "$filename.pst";
837	}	770	}
838	} else {	771	} else {
839	aio_unlink "$filename.pst";	772	aio_unlink "$filename.pst";
…		…
845	}	778	}
846	} else {	779	} else {
847	aio_unlink $filename;	780	aio_unlink $filename;
848	aio_unlink "$filename.pst";	781	aio_unlink "$filename.pst";
849	}	782	}
		783
		784	#d##TODO# nuke non .map-files if exist
		785	if ($filename =~ s/\.map$//) {
		786	aio_unlink $filename;
		787	aio_unlink "$filename.pst";
		788	}
850	}	789	}
851	}	790	}
852		791
853	sub object_freezer_as_string {	792	sub object_freezer_as_string {
854	my ($rdata, $objs) = @_;	793	my ($rdata, $objs) = @_;
…		…
860		799
861	sub object_thawer_load {	800	sub object_thawer_load {
862	my ($filename) = @_;	801	my ($filename) = @_;
863		802
864	my ($data, $av);	803	my ($data, $av);
		804
		805	#d#TODO remove .map if file does not exist
		806	aio_stat $filename and $filename =~ s/\.map$//;
865		807
866	(aio_load $filename, $data) >= 0	808	(aio_load $filename, $data) >= 0
867	or return;	809	or return;
868		810
869	unless (aio_stat "$filename.pst") {	811	unless (aio_stat "$filename.pst") {
…		…
906	=cut	848	=cut
907		849
908	sub register_extcmd {	850	sub register_extcmd {
909	my ($name, $cb) = @_;	851	my ($name, $cb) = @_;
910		852
911	my $caller = caller;
912	#warn "registering extcmd '$name' to '$caller'";
913
914	$EXTCMD{$name} = [$cb, $caller];	853	$EXTCMD{$name} = $cb;
915	}	854	}
916		855
917	cf::player->attach (	856	cf::player->attach (
918	on_command => sub {	857	on_command => sub {
919	my ($pl, $name, $params) = @_;	858	my ($pl, $name, $params) = @_;
…		…
932		871
933	my $msg = eval { from_json $buf };	872	my $msg = eval { from_json $buf };
934		873
935	if (ref $msg) {	874	if (ref $msg) {
936	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	875	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
937	if (my %reply = $cb->[0]->($pl, $msg)) {	876	if (my %reply = $cb->($pl, $msg)) {
938	$pl->ext_reply ($msg->{msgid}, %reply);	877	$pl->ext_reply ($msg->{msgid}, %reply);
939	}	878	}
940	}	879	}
941	} else {	880	} else {
942	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	881	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
944		883
945	cf::override;	884	cf::override;
946	},	885	},
947	);	886	);
948		887
949	sub register {
950	my ($base, $pkg) = @_;
951
952	#TODO
953	}
954
955	sub load_extension {	888	sub load_extension {
956	my ($path) = @_;	889	my ($path) = @_;
957		890
958	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	891	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
959	my $base = $1;	892	my $base = $1;
960	my $pkg = $1;	893	my $pkg = $1;
961	$pkg =~ s/[^[:word:]]/_/g;	894	$pkg =~ s/[^[:word:]]/_/g;
962	$pkg = "ext::$pkg";	895	$pkg = "ext::$pkg";
963		896
964	warn "loading '$path' into '$pkg'\n";	897	warn "... loading '$path' into '$pkg'\n";
965		898
966	open my $fh, "<:utf8", $path	899	open my $fh, "<:utf8", $path
967	or die "$path: $!";	900	or die "$path: $!";
968		901
969	my $source =	902	my $source =
970	"package $pkg; use strict; use utf8;\n"	903	"package $pkg; use strict; use utf8;\n"
971	. "#line 1 \"$path\"\n{\n"	904	. "#line 1 \"$path\"\n{\n"
972	. (do { local $/; <$fh> })	905	. (do { local $/; <$fh> })
973	. "\n};\n1";	906	. "\n};\n1";
974		907
975	eval $source	908	unless (eval $source) {
976	or die $@ ? "$path: $@\n"	909	my $msg = $@ ? "$path: $@\n"
977	: "extension disabled.\n";	910	: "extension disabled.\n";
978		911	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
979	push @exts, $pkg;	912	warn $@;
980	$ext_pkg{$base} = $pkg;	913	warn "mandatory extension failed to load, exiting.\n";
981		914	exit 1;
982	# no strict 'refs';	915	}
983	# @{"$pkg\::ISA"} = ext::;	916	die $@;
984
985	register $base, $pkg;
986	}
987
988	sub unload_extension {
989	my ($pkg) = @_;
990
991	warn "removing extension $pkg\n";
992
993	# remove hooks
994	#TODO
995	# for my $idx (0 .. $#PLUGIN_EVENT) {
996	# delete $hook[$idx]{$pkg};
997	# }	917	}
998		918
999	# remove commands	919	push @EXTS, $pkg;
1000	for my $name (keys %COMMAND) {
1001	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1002
1003	if (@cb) {
1004	$COMMAND{$name} = \@cb;
1005	} else {
1006	delete $COMMAND{$name};
1007	}
1008	}
1009
1010	# remove extcmds
1011	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1012	delete $EXTCMD{$name};
1013	}
1014
1015	if (my $cb = $pkg->can ("unload")) {
1016	eval {
1017	$cb->($pkg);
1018	1
1019	} or warn "$pkg unloaded, but with errors: $@";
1020	}
1021
1022	Symbol::delete_package $pkg;
1023	}	920	}
1024		921
1025	sub load_extensions {	922	sub load_extensions {
1026	for my $ext (<$LIBDIR/*.ext>) {	923	for my $ext (<$LIBDIR/*.ext>) {
1027	next unless -r $ext;	924	next unless -r $ext;
…		…
1031	} or warn "$ext not loaded: $@";	928	} or warn "$ext not loaded: $@";
1032	}	929	}
1033	}	930	}
1034		931
1035	#############################################################################	932	#############################################################################
1036	# load/save/clean perl data associated with a map
1037
1038	*cf::mapsupport::on_clean = sub {
1039	my ($map) = @_;
1040
1041	my $path = $map->tmpname;
1042	defined $path or return;
1043
1044	unlink "$path.pst";
1045	};
1046
1047	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1048
1049	#############################################################################
1050	# load/save perl data associated with player->ob objects
1051
1052	sub all_objects(@) {
1053	@_, map all_objects ($_->inv), @_
1054	}
1055
1056	# TODO: compatibility cruft, remove when no longer needed
1057	cf::player->attach (
1058	on_load => sub {
1059	my ($pl, $path) = @_;
1060
1061	for my $o (all_objects $pl->ob) {
1062	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1063	$o->set_ob_key_value ("_perl_data");
1064
1065	%$o = %{ Storable::thaw pack "H*", $value };
1066	}
1067	}
1068	},
1069	);
1070
1071	#############################################################################
1072		933
1073	=head2 CORE EXTENSIONS	934	=head2 CORE EXTENSIONS
1074		935
1075	Functions and methods that extend core crossfire objects.	936	Functions and methods that extend core crossfire objects.
1076		937
1077	=cut	938	=cut
1078		939
1079	package cf::player;	940	package cf::player;
		941
		942	use Coro::AIO;
1080		943
1081	=head3 cf::player	944	=head3 cf::player
1082		945
1083	=over 4	946	=over 4
1084		947
…		…
1110		973
1111	sub exists($) {	974	sub exists($) {
1112	my ($login) = @_;	975	my ($login) = @_;
1113		976
1114	$cf::PLAYER{$login}	977	$cf::PLAYER{$login}
1115	or cf::sync_job { !aio_stat $login }	978	or cf::sync_job { !aio_stat path $login }
1116	}	979	}
1117		980
1118	sub find($) {	981	sub find($) {
1119	return $cf::PLAYER{$_[0]} || do {	982	return $cf::PLAYER{$_[0]} || do {
1120	my $login = $_[0];	983	my $login = $_[0];
1121		984
1122	my $guard = cf::lock_acquire "user_find:$login";	985	my $guard = cf::lock_acquire "user_find:$login";
1123		986
1124	$cf::PLAYER{$login} ||= (load_pl path $login or return);	987	$cf::PLAYER{$_[0]} || do {
		988	my $pl = load_pl path $login
		989	or return;
		990	$cf::PLAYER{$login} = $pl
		991	}
1125	};	992	}
1126	}	993	}
1127		994
1128	sub save($) {	995	sub save($) {
1129	my ($pl) = @_;	996	my ($pl) = @_;
1130		997
…		…
1132		999
1133	my $path = path $pl;	1000	my $path = path $pl;
1134	my $guard = cf::lock_acquire "user_save:$path";	1001	my $guard = cf::lock_acquire "user_save:$path";
1135		1002
1136	return if $pl->{deny_save};	1003	return if $pl->{deny_save};
		1004
		1005	aio_mkdir playerdir $pl, 0770;
1137	$pl->{last_save} = $cf::RUNTIME;	1006	$pl->{last_save} = $cf::RUNTIME;
1138		1007
1139	Coro::cede;
1140	$pl->save_pl ($path);	1008	$pl->save_pl ($path);
1141	Coro::cede;	1009	Coro::cede;
1142	}	1010	}
1143		1011
1144	sub new($) {	1012	sub new($) {
…		…
1151		1019
1152	$cf::PLAYER{$login} = $self;	1020	$cf::PLAYER{$login} = $self;
1153		1021
1154	$self	1022	$self
1155	}	1023	}
		1024
		1025	=item $pl->quit_character
		1026
		1027	Nukes the player without looking back. If logged in, the connection will
		1028	be destroyed. May block for a long time.
		1029
		1030	=cut
1156		1031
1157	sub quit_character {	1032	sub quit_character {
1158	my ($pl) = @_;	1033	my ($pl) = @_;
1159		1034
1160	$pl->{deny_save} = 1;	1035	$pl->{deny_save} = 1;
…		…
1165	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1040	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1166	$pl->ns->destroy if $pl->ns;	1041	$pl->ns->destroy if $pl->ns;
1167		1042
1168	my $path = playerdir $pl;	1043	my $path = playerdir $pl;
1169	my $temp = "$path~$cf::RUNTIME~deleting~";	1044	my $temp = "$path~$cf::RUNTIME~deleting~";
1170	IO::AIO::aio_rename $path, $temp, sub {	1045	aio_rename $path, $temp;
1171	delete $cf::PLAYER{$pl->ob->name};	1046	delete $cf::PLAYER{$pl->ob->name};
1172	$pl->destroy;	1047	$pl->destroy;
1173
1174	IO::AIO::aio_rmtree $temp;	1048	IO::AIO::aio_rmtree $temp;
		1049	}
		1050
		1051	=item cf::player::list_logins
		1052
		1053	Returns am arrayref of all valid playernames in the system, can take a
		1054	while and may block, so not sync_job-capable, ever.
		1055
		1056	=cut
		1057
		1058	sub list_logins {
		1059	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1060	or return [];
		1061
		1062	my @logins;
		1063
		1064	for my $login (@$dirs) {
		1065	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1066	aio_read $fh, 0, 512, my $buf, 0 or next;
		1067	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1068
		1069	utf8::decode $login;
		1070	push @logins, $login;
1175	};	1071	}
		1072
		1073	\@logins
		1074	}
		1075
		1076	=item $player->maps
		1077
		1078	Returns an arrayref of map paths that are private for this
		1079	player. May block.
		1080
		1081	=cut
		1082
		1083	sub maps($) {
		1084	my ($pl) = @_;
		1085
		1086	$pl = ref $pl ? $pl->ob->name : $pl;
		1087
		1088	my $files = aio_readdir playerdir $pl
		1089	or return;
		1090
		1091	my @paths;
		1092
		1093	for (@$files) {
		1094	utf8::decode $_;
		1095	next if /\.(?:pl|pst)$/;
		1096	next unless /^$PATH_SEP/o;
		1097
		1098	push @paths, cf::map::normalise "~$pl/$_";
		1099	}
		1100
		1101	\@paths
1176	}	1102	}
1177		1103
1178	=item $player->ext_reply ($msgid, $msgtype, %msg)	1104	=item $player->ext_reply ($msgid, $msgtype, %msg)
1179		1105
1180	Sends an ext reply to the player.	1106	Sends an ext reply to the player.
…		…
1203	package cf::map;	1129	package cf::map;
1204		1130
1205	use Fcntl;	1131	use Fcntl;
1206	use Coro::AIO;	1132	use Coro::AIO;
1207		1133
		1134	use overload
		1135	'""' => \&as_string,
		1136	fallback => 1;
		1137
1208	our $MAX_RESET = 3600;	1138	our $MAX_RESET = 3600;
1209	our $DEFAULT_RESET = 3000;	1139	our $DEFAULT_RESET = 3000;
1210		1140
1211	sub generate_random_map {	1141	sub generate_random_map {
1212	my ($path, $rmp) = @_;	1142	my ($self, $rmp) = @_;
1213
1214	# mit "rum" bekleckern, nicht	1143	# mit "rum" bekleckern, nicht
1215	cf::map::_create_random_map	1144	$self->_create_random_map (
1216	$path,
1217	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1145	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1218	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1146	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1219	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1147	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1220	$rmp->{exit_on_final_map},	1148	$rmp->{exit_on_final_map},
1221	$rmp->{xsize}, $rmp->{ysize},	1149	$rmp->{xsize}, $rmp->{ysize},
1222	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1150	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1223	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1151	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1224	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1152	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1225	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1153	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1226	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1154	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1227	(cf::region::find $rmp->{region})	1155	(cf::region::find $rmp->{region}), $rmp->{custom}
		1156	)
		1157	}
		1158
		1159	=item cf::map->register ($regex, $prio)
		1160
		1161	Register a handler for the map path matching the given regex at the
		1162	givne priority (higher is better, built-in handlers have priority 0, the
		1163	default).
		1164
		1165	=cut
		1166
		1167	sub register {
		1168	my (undef, $regex, $prio) = @_;
		1169	my $pkg = caller;
		1170
		1171	no strict;
		1172	push @{"$pkg\::ISA"}, __PACKAGE__;
		1173
		1174	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
		1175	}
		1176
		1177	# also paths starting with '/'
		1178	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
		1179
		1180	sub thawer_merge {
		1181	my ($self, $merge) = @_;
		1182
		1183	# we have to keep some variables in memory intact
		1184	local $self->{path};
		1185	local $self->{load_path};
		1186	local $self->{deny_save};
		1187	local $self->{deny_reset};
		1188
		1189	$self->SUPER::thawer_merge ($merge);
		1190	}
		1191
		1192	sub normalise {
		1193	my ($path, $base) = @_;
		1194
		1195	$path = "$path"; # make sure its a string
		1196
		1197	$path =~ s/\.map$//;
		1198
		1199	# map plan:
		1200	#
		1201	# /! non-realised random map exit (special hack!)
		1202	# {... are special paths that are not being touched
		1203	# ?xxx/... are special absolute paths
		1204	# ?random/... random maps
		1205	# /... normal maps
		1206	# ~user/... per-player map of a specific user
		1207
		1208	$path =~ s/$PATH_SEP/\//go;
		1209
		1210	# treat it as relative path if it starts with
		1211	# something that looks reasonable
		1212	if ($path =~ m{^(?:\./|\.\./|\w)}) {
		1213	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1214
		1215	$base =~ s{[^/]+/?$}{};
		1216	$path = "$base/$path";
		1217	}
		1218
		1219	for ($path) {
		1220	redo if s{//}{/};
		1221	redo if s{/\.?/}{/};
		1222	redo if s{/[^/]+/\.\./}{/};
		1223	}
		1224
		1225	$path
		1226	}
		1227
		1228	sub new_from_path {
		1229	my (undef, $path, $base) = @_;
		1230
		1231	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1232
		1233	$path = normalise $path, $base;
		1234
		1235	for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
		1236	if ($path =~ $EXT_MAP{$pkg}[1]) {
		1237	my $self = bless cf::map::new, $pkg;
		1238	$self->{path} = $path; $self->path ($path);
		1239	$self->init; # pass $1 etc.
		1240	return $self;
		1241	}
		1242	}
		1243
		1244	Carp::carp "unable to resolve path '$path' (base '$base').";
		1245	()
		1246	}
		1247
		1248	sub init {
		1249	my ($self) = @_;
		1250
		1251	$self
		1252	}
		1253
		1254	sub as_string {
		1255	my ($self) = @_;
		1256
		1257	"$self->{path}"
		1258	}
		1259
		1260	# the displayed name, this is a one way mapping
		1261	sub visible_name {
		1262	&as_string
		1263	}
		1264
		1265	# the original (read-only) location
		1266	sub load_path {
		1267	my ($self) = @_;
		1268
		1269	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
		1270	}
		1271
		1272	# the temporary/swap location
		1273	sub save_path {
		1274	my ($self) = @_;
		1275
		1276	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1277	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
		1278	}
		1279
		1280	# the unique path, undef == no special unique path
		1281	sub uniq_path {
		1282	my ($self) = @_;
		1283
		1284	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1285	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1228	}	1286	}
1229		1287
1230	# and all this just because we cannot iterate over	1288	# and all this just because we cannot iterate over
1231	# all maps in C++...	1289	# all maps in C++...
1232	sub change_all_map_light {	1290	sub change_all_map_light {
…		…
1234		1292
1235	$_->change_map_light ($change)	1293	$_->change_map_light ($change)
1236	for grep $_->outdoor, values %cf::MAP;	1294	for grep $_->outdoor, values %cf::MAP;
1237	}	1295	}
1238		1296
		1297	sub unlink_save {
		1298	my ($self) = @_;
		1299
		1300	utf8::encode (my $save = $self->save_path);
		1301	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
		1302	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
		1303
		1304	#d#TODO remove .map and also nuke
		1305	$save =~ s/\.map// or return;#d#
		1306	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;#d#
		1307	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";#d#
		1308	}
		1309
1239	sub try_load_header($) {	1310	sub load_header_from($) {
1240	my ($path) = @_;	1311	my ($self, $path) = @_;
1241		1312
1242	utf8::encode $path;	1313	utf8::encode $path;
1243	aio_open $path, O_RDONLY, 0	1314	#aio_open $path, O_RDONLY, 0
		1315	# or return;
		1316
		1317	$self->_load_header ($path)
1244	or return;	1318	or return;
1245		1319
1246	my $map = cf::map::new	1320	$self->{load_path} = $path;
		1321
		1322	1
		1323	}
		1324
		1325	sub load_header_orig {
		1326	my ($self) = @_;
		1327
		1328	$self->load_header_from ($self->load_path)
		1329	}
		1330
		1331	sub load_header_temp {
		1332	my ($self) = @_;
		1333
		1334	$self->load_header_from ($self->save_path)
		1335	}
		1336
		1337	sub prepare_temp {
		1338	my ($self) = @_;
		1339
		1340	$self->last_access ((delete $self->{last_access})
		1341	|| $cf::RUNTIME); #d#
		1342	# safety
		1343	$self->{instantiate_time} = $cf::RUNTIME
		1344	if $self->{instantiate_time} > $cf::RUNTIME;
		1345	}
		1346
		1347	sub prepare_orig {
		1348	my ($self) = @_;
		1349
		1350	$self->{load_original} = 1;
		1351	$self->{instantiate_time} = $cf::RUNTIME;
		1352	$self->last_access ($cf::RUNTIME);
		1353	$self->instantiate;
		1354	}
		1355
		1356	sub load_header {
		1357	my ($self) = @_;
		1358
		1359	if ($self->load_header_temp) {
		1360	$self->prepare_temp;
		1361	} else {
		1362	$self->load_header_orig
1247	or return;	1363	or return;
		1364	$self->prepare_orig;
		1365	}
1248		1366
1249	# for better error messages only, will be overwritten	1367	1
1250	$map->path ($path);
1251
1252	$map->load_header ($path)
1253	or return;
1254
1255	$map->{load_path} = $path;
1256
1257	$map
1258	}	1368	}
1259		1369
1260	sub find;	1370	sub find;
1261	sub find {	1371	sub find {
1262	my ($path, $origin) = @_;	1372	my ($path, $origin) = @_;
1263		1373
1264	#warn "find<$path,$origin>\n";#d#
1265
1266	$path = new cf::path $path, $origin && $origin->path;	1374	$path = normalise $path, $origin && $origin->path;
1267	my $key = $path->as_string;
1268		1375
1269	cf::lock_wait "map_find:$key";	1376	cf::lock_wait "map_find:$path";
1270		1377
1271	$cf::MAP{$key} || do {	1378	$cf::MAP{$path} || do {
1272	my $guard = cf::lock_acquire "map_find:$key";	1379	my $guard = cf::lock_acquire "map_find:$path";
1273		1380	my $map = new_from_path cf::map $path
1274	# do it the slow way
1275	my $map = try_load_header $path->save_path;
1276
1277	Coro::cede;
1278
1279	if ($map) {
1280	$map->last_access ((delete $map->{last_access})
1281	|| $cf::RUNTIME); #d#
1282	# safety
1283	$map->{instantiate_time} = $cf::RUNTIME
1284	if $map->{instantiate_time} > $cf::RUNTIME;
1285	} else {
1286	if (my $rmp = $path->random_map_params) {
1287	$map = generate_random_map $key, $rmp;
1288	} else {
1289	$map = try_load_header $path->load_path;
1290	}
1291
1292	$map or return;	1381	or return;
1293		1382
1294	$map->{load_original} = 1;
1295	$map->{instantiate_time} = $cf::RUNTIME;
1296	$map->last_access ($cf::RUNTIME);
1297	$map->instantiate;
1298
1299	# per-player maps become, after loading, normal maps
1300	$map->per_player (0) if $path->{user_rel};
1301	}
1302
1303	$map->path ($key);
1304	$map->{path} = $path;
1305	$map->{last_save} = $cf::RUNTIME;	1383	$map->{last_save} = $cf::RUNTIME;
1306		1384
1307	Coro::cede;	1385	$map->load_header
		1386	or return;
1308		1387
1309	if ($map->should_reset) {	1388	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
		1389	# doing this can freeze the server in a sync job, obviously
		1390	#$cf::WAIT_FOR_TICK->wait;
1310	$map->reset;	1391	$map->reset;
1311	undef $guard;	1392	undef $guard;
1312	$map = find $path	1393	return find $path;
1313	or return;
1314	}	1394	}
1315		1395
1316	$cf::MAP{$key} = $map	1396	$cf::MAP{$path} = $map
1317	}	1397	}
1318	}	1398	}
		1399
		1400	sub pre_load { }
		1401	sub post_load { }
1319		1402
1320	sub load {	1403	sub load {
1321	my ($self) = @_;	1404	my ($self) = @_;
1322		1405
		1406	local $self->{deny_reset} = 1; # loading can take a long time
		1407
1323	my $path = $self->{path};	1408	my $path = $self->{path};
1324	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1409	my $guard = cf::lock_acquire "map_load:$path";
1325		1410
1326	return if $self->in_memory != cf::MAP_SWAPPED;	1411	return if $self->in_memory != cf::MAP_SWAPPED;
1327		1412
1328	$self->in_memory (cf::MAP_LOADING);	1413	$self->in_memory (cf::MAP_LOADING);
1329		1414
1330	$self->alloc;	1415	$self->alloc;
		1416
		1417	$self->pre_load;
		1418
1331	$self->load_objects ($self->{load_path}, 1)	1419	$self->_load_objects ($self->{load_path}, 1)
1332	or return;	1420	or return;
1333		1421
1334	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1422	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1335	if delete $self->{load_original};	1423	if delete $self->{load_original};
1336		1424
1337	if (my $uniq = $path->uniq_path) {	1425	if (my $uniq = $self->uniq_path) {
1338	utf8::encode $uniq;	1426	utf8::encode $uniq;
1339	if (aio_open $uniq, O_RDONLY, 0) {	1427	if (aio_open $uniq, O_RDONLY, 0) {
1340	$self->clear_unique_items;	1428	$self->clear_unique_items;
1341	$self->load_objects ($uniq, 0);	1429	$self->_load_objects ($uniq, 0);
1342	}	1430	}
1343	}	1431	}
1344		1432
1345	Coro::cede;	1433	Coro::cede;
1346		1434
1347	# now do the right thing for maps	1435	# now do the right thing for maps
1348	$self->link_multipart_objects;	1436	$self->link_multipart_objects;
1349		1437
1350	if ($self->{path}->is_style_map) {	1438	unless ($self->{deny_activate}) {
1351	$self->{deny_save} = 1;	1439	$self->decay_objects;
1352	$self->{deny_reset} = 1;
1353	} else {
1354	$self->fix_auto_apply;	1440	$self->fix_auto_apply;
1355	$self->decay_objects;
1356	$self->update_buttons;	1441	$self->update_buttons;
		1442	Coro::cede;
1357	$self->set_darkness_map;	1443	$self->set_darkness_map;
1358	$self->difficulty ($self->estimate_difficulty)	1444	$self->difficulty ($self->estimate_difficulty)
1359	unless $self->difficulty;	1445	unless $self->difficulty;
		1446	Coro::cede;
1360	$self->activate;	1447	$self->activate;
1361	}	1448	}
1362		1449
1363	Coro::cede;	1450	$self->post_load;
1364		1451
1365	$self->in_memory (cf::MAP_IN_MEMORY);	1452	$self->in_memory (cf::MAP_IN_MEMORY);
		1453	}
		1454
		1455	sub customise_for {
		1456	my ($self, $ob) = @_;
		1457
		1458	return find "~" . $ob->name . "/" . $self->{path}
		1459	if $self->per_player;
		1460
		1461	$self
		1462	}
		1463
		1464	# find and load all maps in the 3x3 area around a map
		1465	sub load_diag {
		1466	my ($map) = @_;
		1467
		1468	my @diag; # diagonal neighbours
		1469
		1470	for (0 .. 3) {
		1471	my $neigh = $map->tile_path ($_)
		1472	or next;
		1473	$neigh = find $neigh, $map
		1474	or next;
		1475	$neigh->load;
		1476
		1477	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1478	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1479	}
		1480
		1481	for (@diag) {
		1482	my $neigh = find @$_
		1483	or next;
		1484	$neigh->load;
		1485	}
1366	}	1486	}
1367		1487
1368	sub find_sync {	1488	sub find_sync {
1369	my ($path, $origin) = @_;	1489	my ($path, $origin) = @_;
1370		1490
1371	cf::sync_job { cf::map::find $path, $origin }	1491	cf::sync_job { find $path, $origin }
1372	}	1492	}
1373		1493
1374	sub do_load_sync {	1494	sub do_load_sync {
1375	my ($map) = @_;	1495	my ($map) = @_;
1376		1496
1377	cf::sync_job { $map->load };	1497	cf::sync_job { $map->load };
1378	}	1498	}
1379		1499
		1500	our %MAP_PREFETCH;
		1501	our $MAP_PREFETCHER = undef;
		1502
		1503	sub find_async {
		1504	my ($path, $origin) = @_;
		1505
		1506	$path = normalise $path, $origin && $origin->{path};
		1507
		1508	if (my $map = $cf::MAP{$path}) {
		1509	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1510	}
		1511
		1512	undef $MAP_PREFETCH{$path};
		1513	$MAP_PREFETCHER ||= cf::async {
		1514	while (%MAP_PREFETCH) {
		1515	for my $path (keys %MAP_PREFETCH) {
		1516	my $map = find $path
		1517	or next;
		1518	$map->load;
		1519
		1520	delete $MAP_PREFETCH{$path};
		1521	}
		1522	}
		1523	undef $MAP_PREFETCHER;
		1524	};
		1525	$MAP_PREFETCHER->prio (6);
		1526
		1527	()
		1528	}
		1529
1380	sub save {	1530	sub save {
1381	my ($self) = @_;	1531	my ($self) = @_;
1382		1532
1383	my $lock = cf::lock_acquire "map_data:" . $self->path;	1533	my $lock = cf::lock_acquire "map_data:" . $self->path;
1384		1534
1385	$self->{last_save} = $cf::RUNTIME;	1535	$self->{last_save} = $cf::RUNTIME;
1386		1536
1387	return unless $self->dirty;	1537	return unless $self->dirty;
1388		1538
1389	my $save = $self->{path}->save_path; utf8::encode $save;	1539	my $save = $self->save_path; utf8::encode $save;
1390	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1540	my $uniq = $self->uniq_path; utf8::encode $uniq;
1391		1541
1392	$self->{load_path} = $save;	1542	$self->{load_path} = $save;
1393		1543
1394	return if $self->{deny_save};	1544	return if $self->{deny_save};
1395		1545
…		…
1398	cf::async {	1548	cf::async {
1399	$_->contr->save for $self->players;	1549	$_->contr->save for $self->players;
1400	};	1550	};
1401		1551
1402	if ($uniq) {	1552	if ($uniq) {
1403	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	1553	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1404	$self->save_objects ($uniq, cf::IO_UNIQUES);	1554	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1405	} else {	1555	} else {
1406	$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	1556	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1407	}	1557	}
1408	}	1558	}
1409		1559
1410	sub swap_out {	1560	sub swap_out {
1411	my ($self) = @_;	1561	my ($self) = @_;
…		…
1425		1575
1426	sub reset_at {	1576	sub reset_at {
1427	my ($self) = @_;	1577	my ($self) = @_;
1428		1578
1429	# TODO: safety, remove and allow resettable per-player maps	1579	# TODO: safety, remove and allow resettable per-player maps
1430	return 1e99 if $self->{path}{user_rel};	1580	return 1e99 if $self->isa ("ext::map_per_player");#d#
1431	return 1e99 if $self->{deny_reset};	1581	return 1e99 if $self->{deny_reset};
1432		1582
1433	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1583	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1434	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	1584	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1435		1585
…		…
1440	my ($self) = @_;	1590	my ($self) = @_;
1441		1591
1442	$self->reset_at <= $cf::RUNTIME	1592	$self->reset_at <= $cf::RUNTIME
1443	}	1593	}
1444		1594
1445	sub unlink_save {
1446	my ($self) = @_;
1447
1448	utf8::encode (my $save = $self->{path}->save_path);
1449	aioreq_pri 3; IO::AIO::aio_unlink $save;
1450	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1451	}
1452
1453	sub rename {
1454	my ($self, $new_path) = @_;
1455
1456	$self->unlink_save;
1457
1458	delete $cf::MAP{$self->path};
1459	$self->{path} = new cf::path $new_path;
1460	$self->path ($self->{path}->as_string);
1461	$cf::MAP{$self->path} = $self;
1462
1463	$self->save;
1464	}
1465
1466	sub reset {	1595	sub reset {
1467	my ($self) = @_;	1596	my ($self) = @_;
1468		1597
1469	my $lock = cf::lock_acquire "map_data:" . $self->path;	1598	my $lock = cf::lock_acquire "map_data:$self->{path}";
1470		1599
1471	return if $self->players;	1600	return if $self->players;
1472	return if $self->{path}{user_rel};#d#	1601	return if $self->isa ("ext::map_per_player");#d#
1473		1602
1474	warn "resetting map ", $self->path;#d#	1603	warn "resetting map ", $self->path;#d#
1475		1604
1476	delete $cf::MAP{$self->path};	1605	delete $cf::MAP{$self->path};
		1606
		1607	$self->in_memory (cf::MAP_SWAPPED);
		1608	$self->clear;
1477		1609
1478	$_->clear_links_to ($self) for values %cf::MAP;	1610	$_->clear_links_to ($self) for values %cf::MAP;
1479		1611
1480	$self->unlink_save;	1612	$self->unlink_save;
1481	$self->destroy;	1613	$self->destroy;
…		…
1484	my $nuke_counter = "aaaa";	1616	my $nuke_counter = "aaaa";
1485		1617
1486	sub nuke {	1618	sub nuke {
1487	my ($self) = @_;	1619	my ($self) = @_;
1488		1620
		1621	delete $cf::MAP{$self->path};
		1622
		1623	$self->unlink_save;
		1624
		1625	bless $self, "cf::map";
		1626	delete $self->{deny_reset};
1489	$self->{deny_save} = 1;	1627	$self->{deny_save} = 1;
1490	$self->reset_timeout (1);	1628	$self->reset_timeout (1);
1491	$self->rename ("{nuke}/" . ($nuke_counter++));	1629	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
		1630
		1631	$cf::MAP{$self->path} = $self;
		1632
1492	$self->reset; # polite request, might not happen	1633	$self->reset; # polite request, might not happen
1493	}	1634	}
1494		1635
1495	sub customise_for {	1636	=item cf::map::unique_maps
1496	my ($map, $ob) = @_;
1497		1637
1498	if ($map->per_player) {	1638	Returns an arrayref of paths of all shared maps that have
1499	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1639	instantiated unique items. May block.
1500	}
1501		1640
1502	$map	1641	=cut
1503	}
1504		1642
1505	sub emergency_save {	1643	sub unique_maps() {
1506	my $freeze_guard = cf::freeze_mainloop;	1644	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1645	or return;
1507		1646
1508	warn "enter emergency perl save\n";	1647	my @paths;
1509		1648
1510	cf::sync_job {	1649	for (@$files) {
1511	warn "begin emergency player save\n";	1650	utf8::decode $_;
1512	$_->save for values %cf::PLAYER;	1651	next if /\.pst$/;
1513	warn "end emergency player save\n";	1652	next unless /^$PATH_SEP/o;
1514		1653
1515	warn "begin emergency map save\n";	1654	push @paths, cf::map::normalise $_;
1516	$_->save for values %cf::MAP;
1517	warn "end emergency map save\n";
1518	};	1655	}
1519		1656
1520	warn "leave emergency perl save\n";	1657	\@paths
1521	}	1658	}
1522		1659
1523	package cf;	1660	package cf;
1524		1661
1525	=back	1662	=back
1526		1663
		1664	=head3 cf::object
		1665
		1666	=cut
		1667
		1668	package cf::object;
		1669
		1670	=over 4
		1671
		1672	=item $ob->inv_recursive
		1673
		1674	Returns the inventory of the object _and_ their inventories, recursively.
		1675
		1676	=cut
		1677
		1678	sub inv_recursive_;
		1679	sub inv_recursive_ {
		1680	map { $_, inv_recursive_ $_->inv } @_
		1681	}
		1682
		1683	sub inv_recursive {
		1684	inv_recursive_ inv $_[0]
		1685	}
		1686
		1687	package cf;
		1688
		1689	=back
1527		1690
1528	=head3 cf::object::player	1691	=head3 cf::object::player
1529		1692
1530	=over 4	1693	=over 4
1531		1694
…		…
1571		1734
1572	=item $player_object->enter_link	1735	=item $player_object->enter_link
1573		1736
1574	Freezes the player and moves him/her to a special map (C<{link}>).	1737	Freezes the player and moves him/her to a special map (C<{link}>).
1575		1738
1576	The player should be reaosnably safe there for short amounts of time. You	1739	The player should be reasonably safe there for short amounts of time. You
1577	I<MUST> call C<leave_link> as soon as possible, though.	1740	I<MUST> call C<leave_link> as soon as possible, though.
1578		1741
		1742	Will never block.
		1743
1579	=item $player_object->leave_link ($map, $x, $y)	1744	=item $player_object->leave_link ($map, $x, $y)
1580		1745
1581	Moves the player out of the specila link map onto the given map. If the	1746	Moves the player out of the special C<{link}> map onto the specified
1582	map is not valid (or omitted), the player will be moved back to the	1747	map. If the map is not valid (or omitted), the player will be moved back
1583	location he/she was before the call to C<enter_link>, or, if that fails,	1748	to the location he/she was before the call to C<enter_link>, or, if that
1584	to the emergency map position.	1749	fails, to the emergency map position.
1585		1750
1586	Might block.	1751	Might block.
1587		1752
1588	=cut	1753	=cut
		1754
		1755	sub link_map {
		1756	unless ($LINK_MAP) {
		1757	$LINK_MAP = cf::map::find "{link}"
		1758	or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
		1759	$LINK_MAP->load;
		1760	}
		1761
		1762	$LINK_MAP
		1763	}
1589		1764
1590	sub cf::object::player::enter_link {	1765	sub cf::object::player::enter_link {
1591	my ($self) = @_;	1766	my ($self) = @_;
1592		1767
1593	$self->deactivate_recursive;	1768	$self->deactivate_recursive;
1594		1769
1595	return if $self->map == $LINK_MAP;	1770	return if UNIVERSAL::isa $self->map, "ext::map_link";
1596		1771
1597	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	1772	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1598	if $self->map;	1773	if $self->map;
1599		1774
1600	$self->enter_map ($LINK_MAP, 20, 20);	1775	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1601	}	1776	}
1602		1777
1603	sub cf::object::player::leave_link {	1778	sub cf::object::player::leave_link {
1604	my ($self, $map, $x, $y) = @_;	1779	my ($self, $map, $x, $y) = @_;
1605		1780
…		…
1623	# use -1 or undef as default coordinates, not 0, 0	1798	# use -1 or undef as default coordinates, not 0, 0
1624	($x, $y) = ($map->enter_x, $map->enter_y)	1799	($x, $y) = ($map->enter_x, $map->enter_y)
1625	if $x <=0 && $y <= 0;	1800	if $x <=0 && $y <= 0;
1626		1801
1627	$map->load;	1802	$map->load;
		1803	$map->load_diag;
1628		1804
1629	return unless $self->contr->active;	1805	return unless $self->contr->active;
1630	$self->activate_recursive;	1806	$self->activate_recursive;
1631	$self->enter_map ($map, $x, $y);	1807	$self->enter_map ($map, $x, $y);
1632	}	1808	}
…		…
1671	my ($self, $path, $x, $y) = @_;	1847	my ($self, $path, $x, $y) = @_;
1672		1848
1673	$self->enter_link;	1849	$self->enter_link;
1674		1850
1675	(async {	1851	(async {
1676	$path = new cf::path $path;	1852	my $map = eval {
1677
1678	my $map = cf::map::find $path->as_string;	1853	my $map = cf::map::find $path;
1679	$map = $map->customise_for ($self) if $map;	1854	$map = $map->customise_for ($self) if $map;
1680		1855	$map
1681	# warn "entering ", $map->path, " at ($x, $y)\n"	1856	} or
1682	# if $map;
1683
1684	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED);	1857	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1685		1858
1686	$self->leave_link ($map, $x, $y);	1859	$self->leave_link ($map, $x, $y);
1687	})->prio (1);	1860	})->prio (1);
1688	}	1861	}
1689		1862
…		…
1693		1866
1694	sub parse_random_map_params {	1867	sub parse_random_map_params {
1695	my ($spec) = @_;	1868	my ($spec) = @_;
1696		1869
1697	my $rmp = { # defaults	1870	my $rmp = { # defaults
1698	xsize => 10,	1871	xsize => (cf::rndm 15, 40),
1699	ysize => 10,	1872	ysize => (cf::rndm 15, 40),
		1873	symmetry => (cf::rndm 1, cf::SYMMETRY_XY),
		1874	#layout => string,
1700	};	1875	};
1701		1876
1702	for (split /\n/, $spec) {	1877	for (split /\n/, $spec) {
1703	my ($k, $v) = split /\s+/, $_, 2;	1878	my ($k, $v) = split /\s+/, $_, 2;
1704		1879
…		…
1708	$rmp	1883	$rmp
1709	}	1884	}
1710		1885
1711	sub prepare_random_map {	1886	sub prepare_random_map {
1712	my ($exit) = @_;	1887	my ($exit) = @_;
		1888
		1889	my $guard = cf::lock_acquire "exit_prepare:$exit";
1713		1890
1714	# all this does is basically replace the /! path by	1891	# all this does is basically replace the /! path by
1715	# a new random map path (?random/...) with a seed	1892	# a new random map path (?random/...) with a seed
1716	# that depends on the exit object	1893	# that depends on the exit object
1717		1894
1718	my $rmp = parse_random_map_params $exit->msg;	1895	my $rmp = parse_random_map_params $exit->msg;
1719		1896
1720	if ($exit->map) {	1897	if ($exit->map) {
1721	$rmp->{region} = $exit->map->region_name;	1898	$rmp->{region} = $exit->region->name;
1722	$rmp->{origin_map} = $exit->map->path;	1899	$rmp->{origin_map} = $exit->map->path;
1723	$rmp->{origin_x} = $exit->x;	1900	$rmp->{origin_x} = $exit->x;
1724	$rmp->{origin_y} = $exit->y;	1901	$rmp->{origin_y} = $exit->y;
1725	}	1902	}
1726		1903
1727	$rmp->{random_seed} ||= $exit->random_seed;	1904	$rmp->{random_seed} ||= $exit->random_seed;
1728		1905
1729	my $data = cf::to_json $rmp;	1906	my $data = cf::to_json $rmp;
1730	my $md5 = Digest::MD5::md5_hex $data;	1907	my $md5 = Digest::MD5::md5_hex $data;
		1908	my $meta = "$cf::RANDOM_MAPS/$md5.meta";
1731		1909
1732	if (my $fh = aio_open "$cf::RANDOM_MAPS/$md5.meta", O_WRONLY | O_CREAT, 0666) {	1910	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1733	aio_write $fh, 0, (length $data), $data, 0;	1911	aio_write $fh, 0, (length $data), $data, 0;
		1912	undef $fh;
		1913	aio_rename "$meta~", $meta;
1734		1914
1735	$exit->slaying ("?random/$md5");	1915	$exit->slaying ("?random/$md5");
1736	$exit->msg (undef);	1916	$exit->msg (undef);
1737	}	1917	}
1738	}	1918	}
1739		1919
1740	sub cf::object::player::enter_exit {	1920	sub cf::object::player::enter_exit {
1741	my ($self, $exit) = @_;	1921	my ($self, $exit) = @_;
1742		1922
1743	return unless $self->type == cf::PLAYER;	1923	return unless $self->type == cf::PLAYER;
		1924
		1925	if ($exit->slaying eq "/!") {
		1926	#TODO: this should de-fi-ni-te-ly not be a sync-job
		1927	cf::sync_job { prepare_random_map $exit };
		1928	}
		1929
		1930	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		1931	my $hp = $exit->stats->hp;
		1932	my $sp = $exit->stats->sp;
1744		1933
1745	$self->enter_link;	1934	$self->enter_link;
1746		1935
1747	(async {	1936	(async {
1748	$self->deactivate_recursive; # just to be sure	1937	$self->deactivate_recursive; # just to be sure
1749	unless (eval {	1938	unless (eval {
1750	prepare_random_map $exit	1939	$self->goto ($slaying, $hp, $sp);
1751	if $exit->slaying eq "/!";
1752
1753	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1754	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1755		1940
1756	1;	1941	1;
1757	}) {	1942	}) {
1758	$self->message ("Something went wrong deep within the crossfire server. "	1943	$self->message ("Something went wrong deep within the crossfire server. "
1759	. "I'll try to bring you back to the map you were before. "	1944	. "I'll try to bring you back to the map you were before. "
1760	. "Please report this to the dungeon master",	1945	. "Please report this to the dungeon master!",
1761	cf::NDI_UNIQUE | cf::NDI_RED);	1946	cf::NDI_UNIQUE | cf::NDI_RED);
1762		1947
1763	warn "ERROR in enter_exit: $@";	1948	warn "ERROR in enter_exit: $@";
1764	$self->leave_link;	1949	$self->leave_link;
1765	}	1950	}
…		…
1820	# get handled first	2005	# get handled first
1821	my $queue = delete $ns->{query_queue}	2006	my $queue = delete $ns->{query_queue}
1822	or return; # be conservative, not sure how that can happen, but we saw a crash here	2007	or return; # be conservative, not sure how that can happen, but we saw a crash here
1823		2008
1824	(shift @$queue)->[1]->($msg);	2009	(shift @$queue)->[1]->($msg);
		2010	return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1825		2011
1826	push @{ $ns->{query_queue} }, @$queue;	2012	push @{ $ns->{query_queue} }, @$queue;
1827		2013
1828	if (@{ $ns->{query_queue} } == @$queue) {	2014	if (@{ $ns->{query_queue} } == @$queue) {
1829	if (@$queue) {	2015	if (@$queue) {
…		…
2048	sub db_sync() {	2234	sub db_sync() {
2049	db_save if $dirty;	2235	db_save if $dirty;
2050	undef $dirty;	2236	undef $dirty;
2051	}	2237	}
2052		2238
2053	my $idle = Event->idle (min => $TICK * 2.8, max => 10, repeat => 0, data => WF_AUTOCANCEL, cb => sub {	2239	my $idle = Event->idle (
2054	db_sync;	2240	reentrant => 0,
		2241	min => 10,
		2242	max => 20,
		2243	repeat => 0,
		2244	data => WF_AUTOCANCEL,
		2245	cb => \&db_sync,
2055	});	2246	);
2056		2247
2057	sub db_dirty() {	2248	sub db_dirty() {
2058	$dirty = 1;	2249	$dirty = 1;
2059	$idle->start;	2250	$idle->start;
2060	}	2251	}
…		…
2081	},	2272	},
2082	);	2273	);
2083	}	2274	}
2084		2275
2085	#############################################################################	2276	#############################################################################
2086	# the server's main()	2277	# the server's init and main functions
		2278
		2279	sub load_resources {
		2280	load_regions sprintf "%s/%s/regions", cf::datadir, cf::mapdir
		2281	or die "unable to load regions file\n";#d#
		2282	}
2087		2283
2088	sub cfg_load {	2284	sub cfg_load {
2089	open my $fh, "<:utf8", cf::confdir . "/config"	2285	open my $fh, "<:utf8", cf::confdir . "/config"
2090	or return;	2286	or return;
2091		2287
…		…
2097	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	2293	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2098	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	2294	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2099		2295
2100	if (exists $CFG{mlockall}) {	2296	if (exists $CFG{mlockall}) {
2101	eval {	2297	eval {
2102	$CFG{mlockall} ? &mlockall : &munlockall	2298	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2103	and die "WARNING: m(un)lockall failed: $!\n";	2299	and die "WARNING: m(un)lockall failed: $!\n";
2104	};	2300	};
2105	warn $@ if $@;	2301	warn $@ if $@;
2106	}	2302	}
		2303	}
		2304
		2305	sub init {
		2306	load_resources;
2107	}	2307	}
2108		2308
2109	sub main {	2309	sub main {
2110	# we must not ever block the main coroutine	2310	# we must not ever block the main coroutine
2111	local $Coro::idle = sub {	2311	local $Coro::idle = sub {
2112	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2312	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
		2313	(async {
2113	async { Event::one_event };	2314	Event::one_event;
		2315	})->prio (Coro::PRIO_MAX);
2114	};	2316	};
2115		2317
2116	cfg_load;	2318	cfg_load;
2117	db_load;	2319	db_load;
2118	load_extensions;	2320	load_extensions;
		2321
		2322	$TICK_WATCHER->start;
2119	Event::loop;	2323	Event::loop;
2120	}	2324	}
2121		2325
2122	#############################################################################	2326	#############################################################################
2123	# initialisation	2327	# initialisation and cleanup
		2328
		2329	# install some emergency cleanup handlers
		2330	BEGIN {
		2331	for my $signal (qw(INT HUP TERM)) {
		2332	Event->signal (
		2333	reentrant => 0,
		2334	data => WF_AUTOCANCEL,
		2335	signal => $signal,
		2336	prio => 0,
		2337	cb => sub {
		2338	cf::cleanup "SIG$signal";
		2339	},
		2340	);
		2341	}
		2342	}
		2343
		2344	sub emergency_save() {
		2345	my $freeze_guard = cf::freeze_mainloop;
		2346
		2347	warn "enter emergency perl save\n";
		2348
		2349	cf::sync_job {
		2350	# use a peculiar iteration method to avoid tripping on perl
		2351	# refcount bugs in for. also avoids problems with players
		2352	# and maps saved/destroyed asynchronously.
		2353	warn "begin emergency player save\n";
		2354	for my $login (keys %cf::PLAYER) {
		2355	my $pl = $cf::PLAYER{$login} or next;
		2356	$pl->valid or next;
		2357	$pl->save;
		2358	}
		2359	warn "end emergency player save\n";
		2360
		2361	warn "begin emergency map save\n";
		2362	for my $path (keys %cf::MAP) {
		2363	my $map = $cf::MAP{$path} or next;
		2364	$map->valid or next;
		2365	$map->save;
		2366	}
		2367	warn "end emergency map save\n";
		2368	};
		2369
		2370	warn "leave emergency perl save\n";
		2371	}
2124		2372
2125	sub reload() {	2373	sub reload() {
2126	# can/must only be called in main	2374	# can/must only be called in main
2127	if ($Coro::current != $Coro::main) {	2375	if ($Coro::current != $Coro::main) {
2128	warn "can only reload from main coroutine\n";	2376	warn "can only reload from main coroutine";
2129	return;	2377	return;
2130	}	2378	}
2131		2379
2132	warn "reloading...";	2380	warn "reloading...";
2133		2381
2134	my $guard = freeze_mainloop;	2382	warn "cancelling server ticker";
		2383	$TICK_WATCHER->cancel;
		2384
2135	cf::emergency_save;	2385	cf::emergency_save;
2136		2386
2137	eval {	2387	eval {
2138	# if anything goes wrong in here, we should simply crash as we already saved	2388	# if anything goes wrong in here, we should simply crash as we already saved
2139		2389
2140	# cancel all watchers	2390	warn "syncing database to disk";
		2391	cf::db_sync;
		2392
		2393	warn "cancelling all WF_AUTOCANCEL watchers";
2141	for (Event::all_watchers) {	2394	for (Event::all_watchers) {
2142	$_->cancel if $_->data & WF_AUTOCANCEL;	2395	$_->cancel if $_->data & WF_AUTOCANCEL;
2143	}	2396	}
2144		2397
		2398	warn "flushing outstanding aio requests";
		2399	for (;;) {
		2400	IO::AIO::flush;
		2401	Coro::cede;
		2402	last unless IO::AIO::nreqs;
		2403	warn "iterate...";
		2404	}
		2405
2145	# cancel all extension coros	2406	warn "cancelling all extension coros";
2146	$_->cancel for values %EXT_CORO;	2407	$_->cancel for values %EXT_CORO;
2147	%EXT_CORO = ();	2408	%EXT_CORO = ();
2148		2409
2149	# unload all extensions	2410	warn "removing commands";
2150	for (@exts) {	2411	%COMMAND = ();
		2412
		2413	warn "removing ext commands";
		2414	%EXTCMD = ();
		2415
		2416	warn "unloading/nuking all extensions";
		2417	for my $pkg (@EXTS) {
2151	warn "unloading <$_>";	2418	warn "... unloading $pkg";
2152	unload_extension $_;	2419
		2420	if (my $cb = $pkg->can ("unload")) {
		2421	eval {
		2422	$cb->($pkg);
		2423	1
		2424	} or warn "$pkg unloaded, but with errors: $@";
2153	}	2425	}
2154		2426
		2427	warn "... nuking $pkg";
		2428	Symbol::delete_package $pkg;
		2429	}
		2430
2155	# unload all modules loaded from $LIBDIR	2431	warn "unloading all perl modules loaded from $LIBDIR";
2156	while (my ($k, $v) = each %INC) {	2432	while (my ($k, $v) = each %INC) {
2157	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2433	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2158		2434
2159	warn "removing <$k>";	2435	warn "... unloading $k";
2160	delete $INC{$k};	2436	delete $INC{$k};
2161		2437
2162	$k =~ s/\.pm$//;	2438	$k =~ s/\.pm$//;
2163	$k =~ s/\//::/g;	2439	$k =~ s/\//::/g;
2164		2440
…		…
2167	}	2443	}
2168		2444
2169	Symbol::delete_package $k;	2445	Symbol::delete_package $k;
2170	}	2446	}
2171		2447
2172	# sync database to disk
2173	cf::db_sync;
2174	IO::AIO::flush;
2175
2176	# get rid of safe::, as good as possible	2448	warn "getting rid of safe::, as good as possible";
2177	Symbol::delete_package "safe::$_"	2449	Symbol::delete_package "safe::$_"
2178	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2450	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2179		2451
2180	# remove register_script_function callbacks
2181	# TODO
2182
2183	# unload cf.pm "a bit"	2452	warn "unloading cf.pm \"a bit\"";
2184	delete $INC{"cf.pm"};	2453	delete $INC{"cf.pm"};
2185		2454
2186	# don't, removes xs symbols, too,	2455	# don't, removes xs symbols, too,
2187	# and global variables created in xs	2456	# and global variables created in xs
2188	#Symbol::delete_package __PACKAGE__;	2457	#Symbol::delete_package __PACKAGE__;
2189		2458
2190	# reload cf.pm	2459	warn "unload completed, starting to reload now";
		2460
2191	warn "reloading cf.pm";	2461	warn "reloading cf.pm";
2192	require cf;	2462	require cf;
2193	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2463	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2194		2464
2195	# load config and database again	2465	warn "loading config and database again";
2196	cf::cfg_load;	2466	cf::cfg_load;
2197	cf::db_load;	2467	cf::db_load;
2198		2468
2199	# load extensions
2200	warn "load extensions";	2469	warn "loading extensions";
2201	cf::load_extensions;	2470	cf::load_extensions;
2202		2471
2203	# reattach attachments to objects	2472	warn "reattaching attachments to objects/players";
2204	warn "reattach";
2205	_global_reattach;	2473	_global_reattach;
		2474	warn "reattaching attachments to maps";
2206	reattach $_ for values %MAP;	2475	reattach $_ for values %MAP;
		2476
		2477	warn "loading reloadable resources";
		2478	load_resources;
		2479
		2480	warn "restarting server ticker";
		2481
		2482	$TICK_WATCHER->start;
2207	};	2483	};
2208		2484
2209	if ($@) {	2485	if ($@) {
2210	warn $@;	2486	warn $@;
2211	warn "error while reloading, exiting.";	2487	warn "error while reloading, exiting.";
2212	exit 1;	2488	exit 1;
2213	}	2489	}
2214		2490
2215	warn "reloaded successfully";	2491	warn "reloaded";
2216	};	2492	};
2217		2493
2218	#############################################################################	2494	our $RELOAD_WATCHER; # used only during reload
2219
2220	unless ($LINK_MAP) {
2221	$LINK_MAP = cf::map::new;
2222
2223	$LINK_MAP->width (41);
2224	$LINK_MAP->height (41);
2225	$LINK_MAP->alloc;
2226	$LINK_MAP->path ("{link}");
2227	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2228	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2229
2230	# dirty hack because... archetypes are not yet loaded
2231	Event->timer (
2232	after => 10,
2233	cb => sub {
2234	$_[0]->w->cancel;
2235
2236	# provide some exits "home"
2237	my $exit = cf::object::new "exit";
2238
2239	$exit->slaying ($EMERGENCY_POSITION->[0]);
2240	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2241	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2242
2243	$LINK_MAP->insert ($exit->clone, 19, 19);
2244	$LINK_MAP->insert ($exit->clone, 19, 20);
2245	$LINK_MAP->insert ($exit->clone, 19, 21);
2246	$LINK_MAP->insert ($exit->clone, 20, 19);
2247	$LINK_MAP->insert ($exit->clone, 20, 21);
2248	$LINK_MAP->insert ($exit->clone, 21, 19);
2249	$LINK_MAP->insert ($exit->clone, 21, 20);
2250	$LINK_MAP->insert ($exit->clone, 21, 21);
2251
2252	$exit->destroy;
2253	});
2254
2255	$LINK_MAP->{deny_save} = 1;
2256	$LINK_MAP->{deny_reset} = 1;
2257
2258	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2259	}
2260
2261	register "<global>", __PACKAGE__;
2262		2495
2263	register_command "reload" => sub {	2496	register_command "reload" => sub {
2264	my ($who, $arg) = @_;	2497	my ($who, $arg) = @_;
2265		2498
2266	if ($who->flag (FLAG_WIZ)) {	2499	if ($who->flag (FLAG_WIZ)) {
2267	$who->message ("start of reload.");	2500	$who->message ("reloading server.");
		2501
		2502	# doing reload synchronously and two reloads happen back-to-back,
		2503	# coro crashes during coro_state_free->destroy here.
		2504
		2505	$RELOAD_WATCHER ||= Event->timer (
		2506	reentrant => 0,
		2507	after => 0,
		2508	data => WF_AUTOCANCEL,
		2509	cb => sub {
2268	reload;	2510	reload;
2269	$who->message ("end of reload.");	2511	undef $RELOAD_WATCHER;
		2512	},
		2513	);
2270	}	2514	}
2271	};	2515	};
2272		2516
2273	unshift @INC, $LIBDIR;	2517	unshift @INC, $LIBDIR;
		2518
		2519	my $bug_warning = 0;
2274		2520
2275	$TICK_WATCHER = Event->timer (	2521	$TICK_WATCHER = Event->timer (
2276	reentrant => 0,	2522	reentrant => 0,
		2523	parked => 1,
2277	prio => 0,	2524	prio => 0,
2278	at => $NEXT_TICK || $TICK,	2525	at => $NEXT_TICK || $TICK,
2279	data => WF_AUTOCANCEL,	2526	data => WF_AUTOCANCEL,
2280	cb => sub {	2527	cb => sub {
		2528	if ($Coro::current != $Coro::main) {
		2529	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
		2530	unless ++$bug_warning > 10;
		2531	return;
		2532	}
		2533
		2534	$NOW = Event::time;
		2535
2281	cf::server_tick; # one server iteration	2536	cf::server_tick; # one server iteration
2282	$RUNTIME += $TICK;	2537	$RUNTIME += $TICK;
2283	$NEXT_TICK += $TICK;	2538	$NEXT_TICK += $TICK;
		2539
		2540	$WAIT_FOR_TICK->broadcast;
		2541	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
		2542
		2543	Event::sweep;
		2544	Coro::cede_notself;
		2545
		2546	# my $AFTER = Event::time;
		2547	# warn $AFTER - $NOW;#d#
2284		2548
2285	# if we are delayed by four ticks or more, skip them all	2549	# if we are delayed by four ticks or more, skip them all
2286	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2550	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2287		2551
2288	$TICK_WATCHER->at ($NEXT_TICK);	2552	$TICK_WATCHER->at ($NEXT_TICK);
2289	$TICK_WATCHER->start;	2553	$TICK_WATCHER->start;
2290	},	2554	},
2291	);	2555	);
2292		2556
2293	IO::AIO::max_poll_time $TICK * 0.2;	2557	IO::AIO::max_poll_time $TICK * 0.1;
2294		2558
2295	Event->io (	2559	undef $Coro::AIO::WATCHER;
		2560	$AIO_POLL_WATCHER = Event->io (
		2561	reentrant => 0,
2296	fd => IO::AIO::poll_fileno,	2562	fd => IO::AIO::poll_fileno,
2297	poll => 'r',	2563	poll => 'r',
2298	prio => 5,	2564	prio => 6,
2299	data => WF_AUTOCANCEL,	2565	data => WF_AUTOCANCEL,
2300	cb => \&IO::AIO::poll_cb,	2566	cb => \&IO::AIO::poll_cb,
2301	);	2567	);
2302		2568
2303	Event->timer (	2569	$WRITE_RUNTIME_WATCHER = Event->timer (
		2570	reentrant => 0,
2304	data => WF_AUTOCANCEL,	2571	data => WF_AUTOCANCEL,
2305	after => 0,	2572	after => 1,
2306	interval => 10,	2573	interval => 10,
2307	cb => sub {	2574	prio => 6, # keep it lowest so it acts like a watchdog
2308	(Coro::unblock_sub {	2575	cb => Coro::unblock_sub {
2309	write_runtime	2576	write_runtime
2310	or warn "ERROR: unable to write runtime file: $!";	2577	or warn "ERROR: unable to write runtime file: $!";
2311	})->();
2312	},	2578	},
2313	);	2579	);
2314		2580
2315	END { cf::emergency_save }	2581	END { cf::emergency_save }
2316		2582

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines