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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.154 by root, Tue Jan 9 15:36:19 2007 UTC vs.
Revision 1.168 by root, Sun Jan 14 00:37:14 2007 UTC

…		…
24	use YAML::Syck ();	24	use YAML::Syck ();
25	use Time::HiRes;	25	use Time::HiRes;
26		26
27	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
28		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
29	# 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?
30	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
31		33
32	$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
33		35
34	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
35
36	our %COMMAND = ();	36	our %COMMAND = ();
37	our %COMMAND_TIME = ();	37	our %COMMAND_TIME = ();
		38
		39	our @EXTS = (); # list of extension package names
38	our %EXTCMD = ();	40	our %EXTCMD = ();
		41	our %EXT_CORO = (); # coroutines bound to extensions
		42	our %EXT_MAP = (); # pluggable maps
39		43
40	our @EVENT;	44	our @EVENT;
41	our $LIBDIR = datadir . "/ext";	45	our $LIBDIR = datadir . "/ext";
42		46
43	our $TICK = MAX_TIME * 1e-6;	47	our $TICK = MAX_TIME * 1e-6;
44	our $TICK_WATCHER;	48	our $TICK_WATCHER;
		49	our $AIO_POLL_WATCHER;
		50	our $WRITE_RUNTIME_WATCHER;
45	our $NEXT_TICK;	51	our $NEXT_TICK;
46	our $NOW;	52	our $NOW;
47		53
48	our %CFG;	54	our %CFG;
49		55
50	our $UPTIME; $UPTIME \|\|= time;	56	our $UPTIME; $UPTIME \|\|= time;
51	our $RUNTIME;	57	our $RUNTIME;
52		58
53	our %PLAYER; # all users	59	our %PLAYER; # all users
54	our %MAP; # all maps	60	our %MAP; # all maps
55	our $LINK_MAP; # the special {link} map	61	our $LINK_MAP; # the special {link} map, which is always available
56	our $RANDOM_MAPS = cf::localdir . "/random";	62	our $RANDOM_MAPS = cf::localdir . "/random";
57	our %EXT_CORO; # coroutines bound to extensions	63
		64	our $WAIT_FOR_TICK; $WAIT_FOR_TICK \|\|= new Coro::Signal;
		65	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE \|\|= new Coro::Signal;
		66
		67	# used to convert map paths into valid unix filenames by replacing / by ∕
		68	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
58		69
59	binmode STDOUT;	70	binmode STDOUT;
60	binmode STDERR;	71	binmode STDERR;
61		72
62	# read virtual server time, if available	73	# read virtual server time, if available
…		…
70	mkdir cf::localdir . "/" . cf::playerdir;	81	mkdir cf::localdir . "/" . cf::playerdir;
71	mkdir cf::localdir . "/" . cf::tmpdir;	82	mkdir cf::localdir . "/" . cf::tmpdir;
72	mkdir cf::localdir . "/" . cf::uniquedir;	83	mkdir cf::localdir . "/" . cf::uniquedir;
73	mkdir $RANDOM_MAPS;	84	mkdir $RANDOM_MAPS;
74		85
75	# a special map that is always available
76	our $LINK_MAP;
77	our $EMERGENCY_POSITION;	86	our $EMERGENCY_POSITION;
78		87
79	#############################################################################	88	#############################################################################
80		89
81	=head2 GLOBAL VARIABLES	90	=head2 GLOBAL VARIABLES
…		…
106		115
107	=item %cf::CFG	116	=item %cf::CFG
108		117
109	Configuration for the server, loaded from C</etc/crossfire/config>, or	118	Configuration for the server, loaded from C</etc/crossfire/config>, or
110	from wherever your confdir points to.	119	from wherever your confdir points to.
		120
		121	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		122
		123	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		124	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		125	processing has been done. Call C<< ->wait >> on them to maximise the
		126	window of cpu time available, or simply to synchronise to the server tick.
111		127
112	=back	128	=back
113		129
114	=cut	130	=cut
115		131
…		…
146	}	162	}
147		163
148	$Event::DIED = sub {	164	$Event::DIED = sub {
149	warn "error in event callback: @_";	165	warn "error in event callback: @_";
150	};	166	};
151
152	my %ext_pkg;
153	my @exts;
154	my @hook;
155		167
156	=head2 UTILITY FUNCTIONS	168	=head2 UTILITY FUNCTIONS
157		169
158	=over 4	170	=over 4
159		171
…		…
247	}	259	}
248		260
249	sub freeze_mainloop {	261	sub freeze_mainloop {
250	return unless $TICK_WATCHER->is_active;	262	return unless $TICK_WATCHER->is_active;
251		263
252	my $guard = Coro::guard { $TICK_WATCHER->start };	264	my $guard = Coro::guard {
		265	$TICK_WATCHER->start;
		266	$WRITE_RUNTIME_WATCHER->start;
		267	};
		268	$WRITE_RUNTIME_WATCHER->stop;
253	$TICK_WATCHER->stop;	269	$TICK_WATCHER->stop;
254	$guard	270	$guard
255	}	271	}
256		272
257	=item cf::async { BLOCK }	273	=item cf::async { BLOCK }
…		…
309	}	325	}
310	}	326	}
311		327
312	=item $coro = cf::async_ext { BLOCK }	328	=item $coro = cf::async_ext { BLOCK }
313		329
314	Like async, but this coro is automcatially being canceled when the	330	Like async, but this coro is automatically being canceled when the
315	extension calling this is being unloaded.	331	extension calling this is being unloaded.
316		332
317	=cut	333	=cut
318		334
319	sub async_ext(&) {	335	sub async_ext(&) {
…		…
352	}	368	}
353		369
354	=back	370	=back
355		371
356	=cut	372	=cut
357
358	#############################################################################
359
360	package cf::path;
361
362	# used to convert map paths into valid unix filenames by repalcing / by ∕
363	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
364
365	sub new {
366	my ($class, $path, $base) = @_;
367
368	$path = $path->as_string if ref $path;
369
370	my $self = bless { }, $class;
371
372	# {... are special paths that are not touched
373	# ?xxx/... are special absolute paths
374	# ?random/... random maps
375	# /! non-realised random map exit
376	# /... normal maps
377	# ~/... per-player maps without a specific player (DO NOT USE)
378	# ~user/... per-player map of a specific user
379
380	if ($path =~ /^{/) {
381	# fine as it is
382	} elsif ($path =~ s{^\?random/}{}) {
383	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
384	$self->{random} = cf::from_json $data;
385	} else {
386	if ($path =~ s{^~([^/]+)?}{}) {
387	$self->{user_rel} = 1;
388
389	if (defined $1) {
390	$self->{user} = $1;
391	} elsif ($base =~ m{^~([^/]+)/}) {
392	$self->{user} = $1;
393	} else {
394	warn "cannot resolve user-relative path without user <$path,$base>\n";
395	}
396	} elsif ($path =~ /^\//) {
397	# already absolute
398	} else {
399	$base =~ s{[^/]+/?$}{};
400	return $class->new ("$base/$path");
401	}
402
403	for ($path) {
404	redo if s{/\.?/}{/};
405	redo if s{/[^/]+/\.\./}{/};
406	}
407	}
408
409	$self->{path} = $path;
410
411	$self
412	}
413
414	# the name / primary key / in-game path
415	sub as_string {
416	my ($self) = @_;
417
418	$self->{user_rel} ? "~$self->{user}$self->{path}"
419	: $self->{random} ? "?random/$self->{path}"
420	: $self->{path}
421	}
422
423	# the displayed name, this is a one way mapping
424	sub visible_name {
425	my ($self) = @_;
426
427	# if (my $rmp = $self->{random}) {
428	# # todo: be more intelligent about this
429	# "?random/$rmp->{origin_map}+$rmp->{origin_x}+$rmp->{origin_y}/$rmp->{dungeon_level}"
430	# } else {
431	$self->as_string
432	# }
433	}
434
435	# escape the /'s in the path
436	sub _escaped_path {
437	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
438	$path
439	}
440
441	# the original (read-only) location
442	sub load_path {
443	my ($self) = @_;
444
445	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
446	}
447
448	# the temporary/swap location
449	sub save_path {
450	my ($self) = @_;
451
452	$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path
453	: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, $self->{path}
454	: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path
455	}
456
457	# the unique path, might be eq to save_path
458	sub uniq_path {
459	my ($self) = @_;
460
461	$self->{user_rel} \|\| $self->{random}
462	? undef
463	: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path
464	}
465
466	# return random map parameters, or undef
467	sub random_map_params {
468	my ($self) = @_;
469
470	$self->{random}
471	}
472
473	# this is somewhat ugly, but style maps do need special treatment
474	sub is_style_map {
475	$_[0]{path} =~ m{^/styles/}
476	}
477
478	package cf;
479		373
480	#############################################################################	374	#############################################################################
481		375
482	=head2 ATTACHABLE OBJECTS	376	=head2 ATTACHABLE OBJECTS
483		377
…		…
930	=cut	824	=cut
931		825
932	sub register_extcmd {	826	sub register_extcmd {
933	my ($name, $cb) = @_;	827	my ($name, $cb) = @_;
934		828
935	my $caller = caller;
936	#warn "registering extcmd '$name' to '$caller'";
937
938	$EXTCMD{$name} = [$cb, $caller];	829	$EXTCMD{$name} = $cb;
939	}	830	}
940		831
941	cf::player->attach (	832	cf::player->attach (
942	on_command => sub {	833	on_command => sub {
943	my ($pl, $name, $params) = @_;	834	my ($pl, $name, $params) = @_;
…		…
956		847
957	my $msg = eval { from_json $buf };	848	my $msg = eval { from_json $buf };
958		849
959	if (ref $msg) {	850	if (ref $msg) {
960	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	851	if (my $cb = $EXTCMD{$msg->{msgtype}}) {
961	if (my %reply = $cb->[0]->($pl, $msg)) {	852	if (my %reply = $cb->($pl, $msg)) {
962	$pl->ext_reply ($msg->{msgid}, %reply);	853	$pl->ext_reply ($msg->{msgid}, %reply);
963	}	854	}
964	}	855	}
965	} else {	856	} else {
966	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	857	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
…		…
968		859
969	cf::override;	860	cf::override;
970	},	861	},
971	);	862	);
972		863
973	sub register {
974	my ($base, $pkg) = @_;
975
976	#TODO
977	}
978
979	sub load_extension {	864	sub load_extension {
980	my ($path) = @_;	865	my ($path) = @_;
981		866
982	$path =~ /([^\/\\]+)\.ext$/ or die "$path";	867	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
983	my $base = $1;	868	my $base = $1;
984	my $pkg = $1;	869	my $pkg = $1;
985	$pkg =~ s/[^[:word:]]/_/g;	870	$pkg =~ s/[^[:word:]]/_/g;
986	$pkg = "ext::$pkg";	871	$pkg = "ext::$pkg";
987		872
988	warn "loading '$path' into '$pkg'\n";	873	warn "... loading '$path' into '$pkg'\n";
989		874
990	open my $fh, "<:utf8", $path	875	open my $fh, "<:utf8", $path
991	or die "$path: $!";	876	or die "$path: $!";
992		877
993	my $source =	878	my $source =
994	"package $pkg; use strict; use utf8;\n"	879	"package $pkg; use strict; use utf8;\n"
995	. "#line 1 \"$path\"\n{\n"	880	. "#line 1 \"$path\"\n{\n"
996	. (do { local $/; <$fh> })	881	. (do { local $/; <$fh> })
997	. "\n};\n1";	882	. "\n};\n1";
998		883
999	eval $source	884	unless (eval $source) {
1000	or die $@ ? "$path: $@\n"	885	my $msg = $@ ? "$path: $@\n"
1001	: "extension disabled.\n";	886	: "extension disabled.\n";
1002		887	if ($source =~ /^#!.perl.#.*MANDATORY/m) { # ugly match
1003	push @exts, $pkg;	888	warn $@;
1004	$ext_pkg{$base} = $pkg;	889	warn "mandatory extension failed to load, exiting.\n";
1005		890	exit 1;
1006	# no strict 'refs';	891	}
1007	# @{"$pkg\::ISA"} = ext::;	892	die $@;
1008
1009	register $base, $pkg;
1010	}
1011
1012	sub unload_extension {
1013	my ($pkg) = @_;
1014
1015	warn "removing extension $pkg\n";
1016
1017	# remove hooks
1018	#TODO
1019	# for my $idx (0 .. $#PLUGIN_EVENT) {
1020	# delete $hook[$idx]{$pkg};
1021	# }	893	}
1022		894
1023	# remove commands	895	push @EXTS, $pkg;
1024	for my $name (keys %COMMAND) {
1025	my @cb = grep $_->[0] ne $pkg, @{ $COMMAND{$name} };
1026
1027	if (@cb) {
1028	$COMMAND{$name} = \@cb;
1029	} else {
1030	delete $COMMAND{$name};
1031	}
1032	}
1033
1034	# remove extcmds
1035	for my $name (grep $EXTCMD{$_}[1] eq $pkg, keys %EXTCMD) {
1036	delete $EXTCMD{$name};
1037	}
1038
1039	if (my $cb = $pkg->can ("unload")) {
1040	eval {
1041	$cb->($pkg);
1042	1
1043	} or warn "$pkg unloaded, but with errors: $@";
1044	}
1045
1046	Symbol::delete_package $pkg;
1047	}	896	}
1048		897
1049	sub load_extensions {	898	sub load_extensions {
1050	for my $ext (<$LIBDIR/*.ext>) {	899	for my $ext (<$LIBDIR/*.ext>) {
1051	next unless -r $ext;	900	next unless -r $ext;
…		…
1055	} or warn "$ext not loaded: $@";	904	} or warn "$ext not loaded: $@";
1056	}	905	}
1057	}	906	}
1058		907
1059	#############################################################################	908	#############################################################################
1060	# load/save/clean perl data associated with a map
1061
1062	*cf::mapsupport::on_clean = sub {
1063	my ($map) = @_;
1064
1065	my $path = $map->tmpname;
1066	defined $path or return;
1067
1068	unlink "$path.pst";
1069	};
1070
1071	cf::map->attach (prio => -10000, package => cf::mapsupport::);
1072
1073	#############################################################################
1074	# load/save perl data associated with player->ob objects
1075
1076	sub all_objects(@) {
1077	@_, map all_objects ($_->inv), @_
1078	}
1079
1080	# TODO: compatibility cruft, remove when no longer needed
1081	cf::player->attach (
1082	on_load => sub {
1083	my ($pl, $path) = @_;
1084
1085	for my $o (all_objects $pl->ob) {
1086	if (my $value = $o->get_ob_key_value ("_perl_data")) {
1087	$o->set_ob_key_value ("_perl_data");
1088
1089	%$o = %{ Storable::thaw pack "H*", $value };
1090	}
1091	}
1092	},
1093	);
1094
1095	#############################################################################
1096		909
1097	=head2 CORE EXTENSIONS	910	=head2 CORE EXTENSIONS
1098		911
1099	Functions and methods that extend core crossfire objects.	912	Functions and methods that extend core crossfire objects.
1100		913
…		…
1225	my @logins;	1038	my @logins;
1226		1039
1227	for my $login (@$dirs) {	1040	for my $login (@$dirs) {
1228	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1041	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
1229	aio_read $fh, 0, 512, my $buf, 0 or next;	1042	aio_read $fh, 0, 512, my $buf, 0 or next;
1230	$buf !~ /^password -------------$/ or next; # official not-valid tag	1043	$buf !~ /^password -------------$/m or next; # official not-valid tag
1231		1044
1232	utf8::decode $login;	1045	utf8::decode $login;
1233	push @logins, $login;	1046	push @logins, $login;
1234	}	1047	}
1235		1048
1236	\@logins	1049	\@logins
1237	}	1050	}
1238		1051
1239	=item $player->maps	1052	=item $player->maps
1240		1053
1241	Returns an arrayref of cf::path's of all maps that are private for this	1054	Returns an arrayref of map paths that are private for this
1242	player. May block.	1055	player. May block.
1243		1056
1244	=cut	1057	=cut
1245		1058
1246	sub maps($) {	1059	sub maps($) {
…		…
1252	my @paths;	1065	my @paths;
1253		1066
1254	for (@$files) {	1067	for (@$files) {
1255	utf8::decode $_;	1068	utf8::decode $_;
1256	next if /\.(?:pl\|pst)$/;	1069	next if /\.(?:pl\|pst)$/;
1257	next unless /^$PATH_SEP/;	1070	next unless /^$PATH_SEP/o;
1258		1071
1259	s/$PATH_SEP/\//g;	1072	s/\.map$//;
1260	push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;	1073	push @paths, "~" . $pl->ob->name . "/" . $_;
1261	}	1074	}
1262		1075
1263	\@paths	1076	\@paths
1264	}	1077	}
1265		1078
…		…
1291	package cf::map;	1104	package cf::map;
1292		1105
1293	use Fcntl;	1106	use Fcntl;
1294	use Coro::AIO;	1107	use Coro::AIO;
1295		1108
		1109	use overload
		1110	'""' => \&as_string;
		1111
1296	our $MAX_RESET = 3600;	1112	our $MAX_RESET = 3600;
1297	our $DEFAULT_RESET = 3000;	1113	our $DEFAULT_RESET = 3000;
1298		1114
1299	sub generate_random_map {	1115	sub generate_random_map {
1300	my ($path, $rmp) = @_;	1116	my ($self, $rmp) = @_;
1301		1117
1302	# mit "rum" bekleckern, nicht	1118	# mit "rum" bekleckern, nicht
1303	cf::map::_create_random_map	1119	$self->_create_random_map (
1304	$path,
1305	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1120	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1306	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1121	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1307	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1122	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1308	$rmp->{exit_on_final_map},	1123	$rmp->{exit_on_final_map},
1309	$rmp->{xsize}, $rmp->{ysize},	1124	$rmp->{xsize}, $rmp->{ysize},
1310	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1125	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1311	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1126	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1312	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},	1127	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1313	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},	1128	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1314	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},	1129	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1315	(cf::region::find $rmp->{region})	1130	(cf::region::find $rmp->{region}), $rmp->{custom}
		1131	)
		1132	}
		1133
		1134	sub register {
		1135	my (undef, $regex) = @_;
		1136	my $pkg = caller;
		1137
		1138	no strict;
		1139	push @{"$pkg\::ISA"}, __PACKAGE__;
		1140
		1141	$EXT_MAP{$pkg} = qr<$regex>;
		1142	}
		1143
		1144	# also paths starting with '/'
		1145	$EXT_MAP{"cf::map"} = qr{^(?=/)};
		1146
		1147	sub normalise {
		1148	my ($path, $base) = @_;
		1149
		1150	# map plan:
		1151	#
		1152	# /! non-realised random map exit (special hack!)
		1153	# {... are special paths that are not being touched
		1154	# ?xxx/... are special absolute paths
		1155	# ?random/... random maps
		1156	# /... normal maps
		1157	# ~user/... per-player map of a specific user
		1158
		1159	$path =~ s/$PATH_SEP/\//go;
		1160
		1161	# treat it as relative path if it starts with
		1162	# something that looks reasonable
		1163	if ($path =~ m{^(?:\./\|\.\./\|\w)}) {
		1164	$base or Carp::carp "normalise called with relative path and no base: '$path'";
		1165
		1166	$base =~ s{[^/]+/?$}{};
		1167	$path = "$base/$path";
		1168	}
		1169
		1170	for ($path) {
		1171	redo if s{//}{/};
		1172	redo if s{/\.?/}{/};
		1173	redo if s{/[^/]+/\.\./}{/};
		1174	}
		1175
		1176	$path
		1177	}
		1178
		1179	sub new_from_path {
		1180	my (undef, $path, $base) = @_;
		1181
		1182	return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
		1183
		1184	$path = normalise $path, $base;
		1185
		1186	for my $pkg (keys %EXT_MAP) {
		1187	if ($path =~ $EXT_MAP{$pkg}) {
		1188	my $self = bless cf::map::new, $pkg;
		1189	$self->{path} = $path; $self->path ($path);
		1190	$self->init; # pass $1 etc.
		1191	return $self;
		1192	}
		1193	}
		1194
		1195	Carp::carp "unable to resolve path '$path'.";
		1196	()
		1197	}
		1198
		1199	sub init {
		1200	my ($self) = @_;
		1201
		1202	$self
		1203	}
		1204
		1205	sub as_string {
		1206	my ($self) = @_;
		1207
		1208	"$self->{path}"
		1209	}
		1210
		1211	# the displayed name, this is a one way mapping
		1212	sub visible_name {
		1213	&as_string
		1214	}
		1215
		1216	# the original (read-only) location
		1217	sub load_path {
		1218	my ($self) = @_;
		1219
		1220	sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path}
		1221	}
		1222
		1223	# the temporary/swap location
		1224	sub save_path {
		1225	my ($self) = @_;
		1226
		1227	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1228	sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path
		1229	}
		1230
		1231	# the unique path, undef == no special unique path
		1232	sub uniq_path {
		1233	my ($self) = @_;
		1234
		1235	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
		1236	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path
1316	}	1237	}
1317		1238
1318	# and all this just because we cannot iterate over	1239	# and all this just because we cannot iterate over
1319	# all maps in C++...	1240	# all maps in C++...
1320	sub change_all_map_light {	1241	sub change_all_map_light {
…		…
1322		1243
1323	$_->change_map_light ($change)	1244	$_->change_map_light ($change)
1324	for grep $_->outdoor, values %cf::MAP;	1245	for grep $_->outdoor, values %cf::MAP;
1325	}	1246	}
1326		1247
		1248	sub unlink_save {
		1249	my ($self) = @_;
		1250
		1251	utf8::encode (my $save = $self->save_path);
		1252	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink $save;
		1253	IO::AIO::aioreq_pri 4; IO::AIO::aio_unlink "$save.pst";
		1254	}
		1255
1327	sub try_load_header($) {	1256	sub load_header_from($) {
1328	my ($path) = @_;	1257	my ($self, $path) = @_;
1329		1258
1330	utf8::encode $path;	1259	utf8::encode $path;
1331	aio_open $path, O_RDONLY, 0	1260	aio_open $path, O_RDONLY, 0
1332	or return;	1261	or return;
1333		1262
1334	my $map = cf::map::new	1263	$self->_load_header ($path)
1335	or return;	1264	or return;
1336		1265
1337	# for better error messages only, will be overwritten	1266	$self->{load_path} = $path;
1338	$map->path ($path);
1339		1267
1340	$map->load_header ($path)	1268	1
		1269	}
		1270
		1271	sub load_orig {
		1272	my ($self) = @_;
		1273
		1274	$self->load_header_from ($self->load_path)
		1275	}
		1276
		1277	sub load_temp {
		1278	my ($self) = @_;
		1279
		1280	$self->load_header_from ($self->save_path)
		1281	}
		1282
		1283	sub load_header {
		1284	my ($self) = @_;
		1285
		1286	if ($self->load_temp) {
		1287	$self->last_access ((delete $self->{last_access})
		1288	\|\| $cf::RUNTIME); #d#
		1289	# safety
		1290	$self->{instantiate_time} = $cf::RUNTIME
		1291	if $self->{instantiate_time} > $cf::RUNTIME;
		1292	} else {
		1293	$self->load_orig
1341	or return;	1294	or return;
1342		1295
1343	$map->{load_path} = $path;	1296	$self->{load_original} = 1;
		1297	$self->{instantiate_time} = $cf::RUNTIME;
		1298	$self->last_access ($cf::RUNTIME);
		1299	$self->instantiate;
		1300	}
1344		1301
1345	$map	1302	1
1346	}	1303	}
1347		1304
1348	sub find;	1305	sub find;
1349	sub find {	1306	sub find {
1350	my ($path, $origin) = @_;	1307	my ($path, $origin) = @_;
1351		1308
1352	#warn "find<$path,$origin>\n";#d#
1353
1354	$path = new cf::path $path, $origin && $origin->path;	1309	$path = normalise $path, $origin && $origin->path;
1355	my $key = $path->as_string;
1356		1310
1357	cf::lock_wait "map_find:$key";	1311	cf::lock_wait "map_find:$path";
1358		1312
1359	$cf::MAP{$key} \|\| do {	1313	$cf::MAP{$path} \|\| do {
1360	my $guard = cf::lock_acquire "map_find:$key";	1314	my $guard = cf::lock_acquire "map_find:$path";
1361		1315	my $map = new_from_path cf::map $path
1362	# do it the slow way
1363	my $map = try_load_header $path->save_path;
1364
1365	Coro::cede;
1366
1367	if ($map) {
1368	$map->last_access ((delete $map->{last_access})
1369	\|\| $cf::RUNTIME); #d#
1370	# safety
1371	$map->{instantiate_time} = $cf::RUNTIME
1372	if $map->{instantiate_time} > $cf::RUNTIME;
1373	} else {
1374	if (my $rmp = $path->random_map_params) {
1375	$map = generate_random_map $key, $rmp;
1376	} else {
1377	$map = try_load_header $path->load_path;
1378	}
1379
1380	$map or return;	1316	or return;
1381		1317
1382	$map->{load_original} = 1;
1383	$map->{instantiate_time} = $cf::RUNTIME;
1384	$map->last_access ($cf::RUNTIME);
1385	$map->instantiate;
1386
1387	# per-player maps become, after loading, normal maps
1388	$map->per_player (0) if $path->{user_rel};
1389	}
1390
1391	$map->path ($key);
1392	$map->{path} = $path;
1393	$map->{last_save} = $cf::RUNTIME;	1318	$map->{last_save} = $cf::RUNTIME;
1394		1319
1395	Coro::cede;	1320	$map->load_header
		1321	or return;
1396		1322
1397	if ($map->should_reset) {	1323	if ($map->should_reset) {
1398	$map->reset;	1324	$map->reset;
1399	undef $guard;	1325	undef $guard;
1400	$map = find $path	1326	$map = find $path
1401	or return;	1327	or return;
1402	}	1328	}
1403		1329
1404	$cf::MAP{$key} = $map	1330	$cf::MAP{$path} = $map
1405	}	1331	}
1406	}	1332	}
1407		1333
1408	sub load {	1334	sub load {
1409	my ($self) = @_;	1335	my ($self) = @_;
1410		1336
1411	my $path = $self->{path};	1337	my $path = $self->{path};
1412	my $guard = cf::lock_acquire "map_load:" . $path->as_string;	1338	my $guard = cf::lock_acquire "map_load:$path";
1413		1339
1414	return if $self->in_memory != cf::MAP_SWAPPED;	1340	return if $self->in_memory != cf::MAP_SWAPPED;
1415		1341
1416	$self->in_memory (cf::MAP_LOADING);	1342	$self->in_memory (cf::MAP_LOADING);
1417		1343
1418	$self->alloc;	1344	$self->alloc;
1419	$self->load_objects ($self->{load_path}, 1)	1345	$self->_load_objects ($self->{load_path}, 1)
1420	or return;	1346	or return;
1421		1347
1422	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1348	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1423	if delete $self->{load_original};	1349	if delete $self->{load_original};
1424		1350
1425	if (my $uniq = $path->uniq_path) {	1351	if (my $uniq = $self->uniq_path) {
1426	utf8::encode $uniq;	1352	utf8::encode $uniq;
1427	if (aio_open $uniq, O_RDONLY, 0) {	1353	if (aio_open $uniq, O_RDONLY, 0) {
1428	$self->clear_unique_items;	1354	$self->clear_unique_items;
1429	$self->load_objects ($uniq, 0);	1355	$self->_load_objects ($uniq, 0);
1430	}	1356	}
1431	}	1357	}
1432		1358
1433	Coro::cede;	1359	Coro::cede;
1434		1360
1435	# now do the right thing for maps	1361	# now do the right thing for maps
1436	$self->link_multipart_objects;	1362	$self->link_multipart_objects;
1437		1363
1438	if ($self->{path}->is_style_map) {	1364	unless ($self->{deny_activate}) {
1439	$self->{deny_save} = 1;	1365	$self->decay_objects;
1440	$self->{deny_reset} = 1;
1441	} else {
1442	$self->fix_auto_apply;	1366	$self->fix_auto_apply;
1443	$self->decay_objects;
1444	$self->update_buttons;	1367	$self->update_buttons;
		1368	Coro::cede;
1445	$self->set_darkness_map;	1369	$self->set_darkness_map;
1446	$self->difficulty ($self->estimate_difficulty)	1370	$self->difficulty ($self->estimate_difficulty)
1447	unless $self->difficulty;	1371	unless $self->difficulty;
		1372	Coro::cede;
1448	$self->activate;	1373	$self->activate;
1449	}	1374	}
1450		1375
1451	Coro::cede;
1452
1453	$self->in_memory (cf::MAP_IN_MEMORY);	1376	$self->in_memory (cf::MAP_IN_MEMORY);
		1377	}
		1378
		1379	sub customise_for {
		1380	my ($self, $ob) = @_;
		1381
		1382	return find "~" . $ob->name . "/" . $self->{path}
		1383	if $self->per_player;
		1384
		1385	$self
		1386	}
		1387
		1388	# find and load all maps in the 3x3 area around a map
		1389	sub load_diag {
		1390	my ($map) = @_;
		1391
		1392	my @diag; # diagonal neighbours
		1393
		1394	for (0 .. 3) {
		1395	my $neigh = $map->tile_path ($_)
		1396	or next;
		1397	$neigh = find $neigh, $map
		1398	or next;
		1399	$neigh->load;
		1400
		1401	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
		1402	[$neigh->tile_path (($_ + 1) % 4), $neigh];
		1403	}
		1404
		1405	for (@diag) {
		1406	my $neigh = find @$_
		1407	or next;
		1408	$neigh->load;
		1409	}
1454	}	1410	}
1455		1411
1456	sub find_sync {	1412	sub find_sync {
1457	my ($path, $origin) = @_;	1413	my ($path, $origin) = @_;
1458		1414
1459	cf::sync_job { cf::map::find $path, $origin }	1415	cf::sync_job { find $path, $origin }
1460	}	1416	}
1461		1417
1462	sub do_load_sync {	1418	sub do_load_sync {
1463	my ($map) = @_;	1419	my ($map) = @_;
1464		1420
1465	cf::sync_job { $map->load };	1421	cf::sync_job { $map->load };
1466	}	1422	}
1467		1423
		1424	our %MAP_PREFETCH;
		1425	our $MAP_PREFETCHER = Coro::async {
		1426	while () {
		1427	for my $path (keys %MAP_PREFETCH) {
		1428	my $map = find $path
		1429	or next;
		1430	$map->load;
		1431
		1432	delete $MAP_PREFETCH{$path};
		1433	}
		1434	Coro::schedule;
		1435	}
		1436	};
		1437
		1438	sub find_async {
		1439	my ($path, $origin) = @_;
		1440
		1441	$path = normalise $path, $origin && $origin->{path};
		1442
		1443	if (my $map = $cf::MAP{$path}) {
		1444	return $map if $map->in_memory == cf::MAP_IN_MEMORY;
		1445	}
		1446
		1447	$MAP_PREFETCH{$path} = 0;
		1448	$MAP_PREFETCHER->ready;
		1449
		1450	()
		1451	}
		1452
1468	sub save {	1453	sub save {
1469	my ($self) = @_;	1454	my ($self) = @_;
1470		1455
1471	my $lock = cf::lock_acquire "map_data:" . $self->path;	1456	my $lock = cf::lock_acquire "map_data:" . $self->path;
1472		1457
1473	$self->{last_save} = $cf::RUNTIME;	1458	$self->{last_save} = $cf::RUNTIME;
1474		1459
1475	return unless $self->dirty;	1460	return unless $self->dirty;
1476		1461
1477	my $save = $self->{path}->save_path; utf8::encode $save;	1462	my $save = $self->save_path; utf8::encode $save;
1478	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1463	my $uniq = $self->uniq_path; utf8::encode $uniq;
1479		1464
1480	$self->{load_path} = $save;	1465	$self->{load_path} = $save;
1481		1466
1482	return if $self->{deny_save};	1467	return if $self->{deny_save};
1483		1468
…		…
1486	cf::async {	1471	cf::async {
1487	$_->contr->save for $self->players;	1472	$_->contr->save for $self->players;
1488	};	1473	};
1489		1474
1490	if ($uniq) {	1475	if ($uniq) {
1491	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1476	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1492	$self->save_objects ($uniq, cf::IO_UNIQUES);	1477	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1493	} else {	1478	} else {
1494	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);	1479	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS \| cf::IO_UNIQUES);
1495	}	1480	}
1496	}	1481	}
1497		1482
1498	sub swap_out {	1483	sub swap_out {
1499	my ($self) = @_;	1484	my ($self) = @_;
…		…
1513		1498
1514	sub reset_at {	1499	sub reset_at {
1515	my ($self) = @_;	1500	my ($self) = @_;
1516		1501
1517	# TODO: safety, remove and allow resettable per-player maps	1502	# TODO: safety, remove and allow resettable per-player maps
1518	return 1e99 if $self->{path}{user_rel};	1503	return 1e99 if $self->isa ("ext::map_per_player");
1519	return 1e99 if $self->{deny_reset};	1504	return 1e99 if $self->{deny_reset};
1520		1505
1521	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	1506	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1522	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	1507	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1523		1508
…		…
1528	my ($self) = @_;	1513	my ($self) = @_;
1529		1514
1530	$self->reset_at <= $cf::RUNTIME	1515	$self->reset_at <= $cf::RUNTIME
1531	}	1516	}
1532		1517
1533	sub unlink_save {
1534	my ($self) = @_;
1535
1536	utf8::encode (my $save = $self->{path}->save_path);
1537	aioreq_pri 3; IO::AIO::aio_unlink $save;
1538	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1539	}
1540
1541	sub rename {	1518	sub rename {
1542	my ($self, $new_path) = @_;	1519	my ($self, $new_path) = @_;
1543		1520
		1521	normalise $new_path;
		1522
1544	$self->unlink_save;	1523	$self->unlink_save;
1545		1524
1546	delete $cf::MAP{$self->path};	1525	delete $cf::MAP{$self->path};
1547	$self->{path} = new cf::path $new_path;	1526	$self->{path} = $new_path; $self->path ($self->{path});
1548	$self->path ($self->{path}->as_string);
1549	$cf::MAP{$self->path} = $self;	1527	$cf::MAP{$self->path} = $self;
1550		1528
1551	$self->save;	1529	$self->save;
1552	}	1530	}
1553		1531
1554	sub reset {	1532	sub reset {
1555	my ($self) = @_;	1533	my ($self) = @_;
1556		1534
1557	my $lock = cf::lock_acquire "map_data:" . $self->path;	1535	my $lock = cf::lock_acquire "map_data:$self->{path}";
1558		1536
1559	return if $self->players;	1537	return if $self->players;
1560	return if $self->{path}{user_rel};#d#	1538	return if $self->isa ("ext::map_per_player");#d#
1561		1539
1562	warn "resetting map ", $self->path;#d#	1540	warn "resetting map ", $self->path;#d#
1563		1541
1564	delete $cf::MAP{$self->path};	1542	delete $cf::MAP{$self->path};
		1543
		1544	$self->in_memory (cf::MAP_SWAPPED);
		1545	$self->clear;
1565		1546
1566	$_->clear_links_to ($self) for values %cf::MAP;	1547	$_->clear_links_to ($self) for values %cf::MAP;
1567		1548
1568	$self->unlink_save;	1549	$self->unlink_save;
1569	$self->destroy;	1550	$self->destroy;
…		…
1578	$self->reset_timeout (1);	1559	$self->reset_timeout (1);
1579	$self->rename ("{nuke}/" . ($nuke_counter++));	1560	$self->rename ("{nuke}/" . ($nuke_counter++));
1580	$self->reset; # polite request, might not happen	1561	$self->reset; # polite request, might not happen
1581	}	1562	}
1582		1563
1583	sub customise_for {	1564	=item cf::map::unique_maps
1584	my ($map, $ob) = @_;
1585		1565
1586	if ($map->per_player) {	1566	Returns an arrayref of paths of all shared maps that have
1587	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};	1567	instantiated unique items. May block.
1588	}
1589		1568
1590	$map	1569	=cut
1591	}
1592		1570
1593	sub emergency_save {	1571	sub unique_maps() {
1594	my $freeze_guard = cf::freeze_mainloop;	1572	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir
		1573	or return;
1595		1574
1596	warn "enter emergency perl save\n";	1575	my @paths;
1597		1576
1598	cf::sync_job {	1577	for (@$files) {
1599	warn "begin emergency player save\n";	1578	utf8::decode $_;
1600	$_->save for values %cf::PLAYER;	1579	next if /\.pst$/;
1601	warn "end emergency player save\n";	1580	next unless /^$PATH_SEP/o;
1602		1581
1603	warn "begin emergency map save\n";	1582	s/\.map$//;
1604	$_->save for values %cf::MAP;	1583	push @paths, $_;
1605	warn "end emergency map save\n";
1606	};	1584	}
1607		1585
1608	warn "leave emergency perl save\n";	1586	\@paths
1609	}	1587	}
1610		1588
1611	package cf;	1589	package cf;
1612		1590
1613	=back	1591	=back
1614		1592
		1593	=head3 cf::object
		1594
		1595	=cut
		1596
		1597	package cf::object;
		1598
		1599	=over 4
		1600
		1601	=item $ob->inv_recursive
		1602
		1603	Returns the inventory of the object _and_ their inventories, recursively.
		1604
		1605	=cut
		1606
		1607	sub inv_recursive_;
		1608	sub inv_recursive_ {
		1609	map { $_, inv_recursive_ $_->inv } @_
		1610	}
		1611
		1612	sub inv_recursive {
		1613	inv_recursive_ inv $_[0]
		1614	}
		1615
		1616	package cf;
		1617
		1618	=back
1615		1619
1616	=head3 cf::object::player	1620	=head3 cf::object::player
1617		1621
1618	=over 4	1622	=over 4
1619		1623
…		…
1659		1663
1660	=item $player_object->enter_link	1664	=item $player_object->enter_link
1661		1665
1662	Freezes the player and moves him/her to a special map (C<{link}>).	1666	Freezes the player and moves him/her to a special map (C<{link}>).
1663		1667
1664	The player should be reaosnably safe there for short amounts of time. You	1668	The player should be reasonably safe there for short amounts of time. You
1665	I<MUST> call C<leave_link> as soon as possible, though.	1669	I<MUST> call C<leave_link> as soon as possible, though.
1666		1670
		1671	Will never block.
		1672
1667	=item $player_object->leave_link ($map, $x, $y)	1673	=item $player_object->leave_link ($map, $x, $y)
1668		1674
1669	Moves the player out of the specila link map onto the given map. If the	1675	Moves the player out of the special C<{link}> map onto the specified
1670	map is not valid (or omitted), the player will be moved back to the	1676	map. If the map is not valid (or omitted), the player will be moved back
1671	location he/she was before the call to C<enter_link>, or, if that fails,	1677	to the location he/she was before the call to C<enter_link>, or, if that
1672	to the emergency map position.	1678	fails, to the emergency map position.
1673		1679
1674	Might block.	1680	Might block.
1675		1681
1676	=cut	1682	=cut
		1683
		1684	sub link_map {
		1685	unless ($LINK_MAP) {
		1686	$LINK_MAP = cf::map::find "{link}"
		1687	or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 };
		1688	$LINK_MAP->load;
		1689	}
		1690
		1691	$LINK_MAP
		1692	}
1677		1693
1678	sub cf::object::player::enter_link {	1694	sub cf::object::player::enter_link {
1679	my ($self) = @_;	1695	my ($self) = @_;
1680		1696
1681	$self->deactivate_recursive;	1697	$self->deactivate_recursive;
1682		1698
1683	return if $self->map == $LINK_MAP;	1699	return if UNIVERSAL::isa $self->map, "ext::map_link";
1684		1700
1685	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]	1701	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1686	if $self->map;	1702	if $self->map;
1687		1703
1688	$self->enter_map ($LINK_MAP, 20, 20);	1704	$self->enter_map ($LINK_MAP \|\| link_map, 20, 20);
1689	}	1705	}
1690		1706
1691	sub cf::object::player::leave_link {	1707	sub cf::object::player::leave_link {
1692	my ($self, $map, $x, $y) = @_;	1708	my ($self, $map, $x, $y) = @_;
1693		1709
…		…
1711	# use -1 or undef as default coordinates, not 0, 0	1727	# use -1 or undef as default coordinates, not 0, 0
1712	($x, $y) = ($map->enter_x, $map->enter_y)	1728	($x, $y) = ($map->enter_x, $map->enter_y)
1713	if $x <=0 && $y <= 0;	1729	if $x <=0 && $y <= 0;
1714		1730
1715	$map->load;	1731	$map->load;
		1732	$map->load_diag;
1716		1733
1717	return unless $self->contr->active;	1734	return unless $self->contr->active;
1718	$self->activate_recursive;	1735	$self->activate_recursive;
1719	$self->enter_map ($map, $x, $y);	1736	$self->enter_map ($map, $x, $y);
1720	}	1737	}
…		…
1756	=cut	1773	=cut
1757		1774
1758	sub cf::object::player::goto {	1775	sub cf::object::player::goto {
1759	my ($self, $path, $x, $y) = @_;	1776	my ($self, $path, $x, $y) = @_;
1760		1777
1761	$path = new cf::path $path;
1762	$path ne "/" or Carp::cluck ("oy");#d#
1763
1764	$self->enter_link;	1778	$self->enter_link;
1765		1779
1766	(async {	1780	(async {
1767	my $map = cf::map::find $path->as_string;	1781	my $map = cf::map::find $path;
1768	$map = $map->customise_for ($self) if $map;	1782	$map = $map->customise_for ($self) if $map;
1769		1783
1770	# warn "entering ", $map->path, " at ($x, $y)\n"	1784	# warn "entering ", $map->path, " at ($x, $y)\n"
1771	# if $map;	1785	# if $map;
1772		1786
…		…
1837	$self->deactivate_recursive; # just to be sure	1851	$self->deactivate_recursive; # just to be sure
1838	unless (eval {	1852	unless (eval {
1839	prepare_random_map $exit	1853	prepare_random_map $exit
1840	if $exit->slaying eq "/!";	1854	if $exit->slaying eq "/!";
1841		1855
1842	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1856	my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1843	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);	1857	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1844		1858
1845	1;	1859	1;
1846	}) {	1860	}) {
1847	$self->message ("Something went wrong deep within the crossfire server. "	1861	$self->message ("Something went wrong deep within the crossfire server. "
1848	. "I'll try to bring you back to the map you were before. "	1862	. "I'll try to bring you back to the map you were before. "
1849	. "Please report this to the dungeon master",	1863	. "Please report this to the dungeon master!",
1850	cf::NDI_UNIQUE \| cf::NDI_RED);	1864	cf::NDI_UNIQUE \| cf::NDI_RED);
1851		1865
1852	warn "ERROR in enter_exit: $@";	1866	warn "ERROR in enter_exit: $@";
1853	$self->leave_link;	1867	$self->leave_link;
1854	}	1868	}
…		…
2207	load_extensions;	2221	load_extensions;
2208	Event::loop;	2222	Event::loop;
2209	}	2223	}
2210		2224
2211	#############################################################################	2225	#############################################################################
2212	# initialisation	2226	# initialisation and cleanup
		2227
		2228	# install some emergency cleanup handlers
		2229	BEGIN {
		2230	for my $signal (qw(INT HUP TERM)) {
		2231	Event->signal (
		2232	data => WF_AUTOCANCEL,
		2233	signal => $signal,
		2234	cb => sub {
		2235	cf::cleanup "SIG$signal";
		2236	},
		2237	);
		2238	}
		2239	}
		2240
		2241	sub emergency_save() {
		2242	my $freeze_guard = cf::freeze_mainloop;
		2243
		2244	warn "enter emergency perl save\n";
		2245
		2246	cf::sync_job {
		2247	# use a peculiar iteration method to avoid tripping on perl
		2248	# refcount bugs in for. also avoids problems with players
		2249	# and maps saved/destroyed asynchronously.
		2250	warn "begin emergency player save\n";
		2251	for my $login (keys %cf::PLAYER) {
		2252	my $pl = $cf::PLAYER{$login} or next;
		2253	$pl->valid or next;
		2254	$pl->save;
		2255	}
		2256	warn "end emergency player save\n";
		2257
		2258	warn "begin emergency map save\n";
		2259	for my $path (keys %cf::MAP) {
		2260	my $map = $cf::MAP{$path} or next;
		2261	$map->valid or next;
		2262	$map->save;
		2263	}
		2264	warn "end emergency map save\n";
		2265	};
		2266
		2267	warn "leave emergency perl save\n";
		2268	}
2213		2269
2214	sub reload() {	2270	sub reload() {
2215	# can/must only be called in main	2271	# can/must only be called in main
2216	if ($Coro::current != $Coro::main) {	2272	if ($Coro::current != $Coro::main) {
2217	warn "can only reload from main coroutine\n";	2273	warn "can only reload from main coroutine\n";
2218	return;	2274	return;
2219	}	2275	}
2220		2276
2221	warn "reloading...";	2277	warn "reloading...";
2222		2278
		2279	warn "freezing server";
2223	my $guard = freeze_mainloop;	2280	my $guard = freeze_mainloop;
2224	cf::emergency_save;	2281	cf::emergency_save;
2225		2282
		2283	warn "sync database to disk";
		2284	cf::db_sync;
		2285	IO::AIO::flush;
		2286
2226	eval {	2287	eval {
2227	# if anything goes wrong in here, we should simply crash as we already saved	2288	# if anything goes wrong in here, we should simply crash as we already saved
2228		2289
2229	# cancel all watchers	2290	warn "cancel all watchers";
2230	for (Event::all_watchers) {	2291	for (Event::all_watchers) {
2231	$_->cancel if $_->data & WF_AUTOCANCEL;	2292	$_->cancel if $_->data & WF_AUTOCANCEL;
2232	}	2293	}
2233		2294
2234	# cancel all extension coros	2295	warn "cancel all extension coros";
2235	$_->cancel for values %EXT_CORO;	2296	$_->cancel for values %EXT_CORO;
2236	%EXT_CORO = ();	2297	%EXT_CORO = ();
2237		2298
		2299	warn "remove commands";
		2300	%COMMAND = ();
		2301
		2302	warn "remove ext commands";
		2303	%EXTCMD = ();
		2304
2238	# unload all extensions	2305	warn "unload/nuke all extensions";
2239	for (@exts) {	2306	for my $pkg (@EXTS) {
2240	warn "unloading <$_>";	2307	warn "... unloading $pkg";
2241	unload_extension $_;	2308
		2309	if (my $cb = $pkg->can ("unload")) {
		2310	eval {
		2311	$cb->($pkg);
		2312	1
		2313	} or warn "$pkg unloaded, but with errors: $@";
2242	}	2314	}
2243		2315
		2316	warn "... nuking $pkg";
		2317	Symbol::delete_package $pkg;
		2318	}
		2319
2244	# unload all modules loaded from $LIBDIR	2320	warn "unload all perl modules loaded from $LIBDIR";
2245	while (my ($k, $v) = each %INC) {	2321	while (my ($k, $v) = each %INC) {
2246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	2322	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2247		2323
2248	warn "removing <$k>";	2324	warn "removing <$k>";
2249	delete $INC{$k};	2325	delete $INC{$k};
…		…
2256	}	2332	}
2257		2333
2258	Symbol::delete_package $k;	2334	Symbol::delete_package $k;
2259	}	2335	}
2260		2336
2261	# sync database to disk
2262	cf::db_sync;
2263	IO::AIO::flush;
2264
2265	# get rid of safe::, as good as possible	2337	warn "get rid of safe::, as good as possible";
2266	Symbol::delete_package "safe::$_"	2338	Symbol::delete_package "safe::$_"
2267	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	2339	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2268		2340
2269	# remove register_script_function callbacks
2270	# TODO
2271
2272	# unload cf.pm "a bit"	2341	warn "unload cf.pm \"a bit\"";
2273	delete $INC{"cf.pm"};	2342	delete $INC{"cf.pm"};
2274		2343
2275	# don't, removes xs symbols, too,	2344	# don't, removes xs symbols, too,
2276	# and global variables created in xs	2345	# and global variables created in xs
2277	#Symbol::delete_package __PACKAGE__;	2346	#Symbol::delete_package __PACKAGE__;
2278		2347
2279	# reload cf.pm
2280	warn "reloading cf.pm";	2348	warn "reloading cf.pm";
2281	require cf;	2349	require cf;
2282	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	2350	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2283		2351
2284	# load config and database again	2352	warn "load config and database again";
2285	cf::cfg_load;	2353	cf::cfg_load;
2286	cf::db_load;	2354	cf::db_load;
2287		2355
2288	# load extensions
2289	warn "load extensions";	2356	warn "load extensions";
2290	cf::load_extensions;	2357	cf::load_extensions;
2291		2358
2292	# reattach attachments to objects	2359	warn "reattach attachments to objects/players";
2293	warn "reattach";
2294	_global_reattach;	2360	_global_reattach;
		2361	warn "reattach attachments to maps";
2295	reattach $_ for values %MAP;	2362	reattach $_ for values %MAP;
2296	};	2363	};
2297		2364
2298	if ($@) {	2365	if ($@) {
2299	warn $@;	2366	warn $@;
2300	warn "error while reloading, exiting.";	2367	warn "error while reloading, exiting.";
2301	exit 1;	2368	exit 1;
2302	}	2369	}
2303		2370
2304	warn "reloaded successfully";	2371	warn "reloaded";
2305	};	2372	};
2306
2307	#############################################################################
2308
2309	unless ($LINK_MAP) {
2310	$LINK_MAP = cf::map::new;
2311
2312	$LINK_MAP->width (41);
2313	$LINK_MAP->height (41);
2314	$LINK_MAP->alloc;
2315	$LINK_MAP->path ("{link}");
2316	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2317	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2318
2319	# dirty hack because... archetypes are not yet loaded
2320	Event->timer (
2321	after => 10,
2322	cb => sub {
2323	$_[0]->w->cancel;
2324
2325	# provide some exits "home"
2326	my $exit = cf::object::new "exit";
2327
2328	$exit->slaying ($EMERGENCY_POSITION->[0]);
2329	$exit->stats->hp ($EMERGENCY_POSITION->[1]);
2330	$exit->stats->sp ($EMERGENCY_POSITION->[2]);
2331
2332	$LINK_MAP->insert ($exit->clone, 19, 19);
2333	$LINK_MAP->insert ($exit->clone, 19, 20);
2334	$LINK_MAP->insert ($exit->clone, 19, 21);
2335	$LINK_MAP->insert ($exit->clone, 20, 19);
2336	$LINK_MAP->insert ($exit->clone, 20, 21);
2337	$LINK_MAP->insert ($exit->clone, 21, 19);
2338	$LINK_MAP->insert ($exit->clone, 21, 20);
2339	$LINK_MAP->insert ($exit->clone, 21, 21);
2340
2341	$exit->destroy;
2342	});
2343
2344	$LINK_MAP->{deny_save} = 1;
2345	$LINK_MAP->{deny_reset} = 1;
2346
2347	$cf::MAP{$LINK_MAP->path} = $LINK_MAP;
2348	}
2349
2350	register "<global>", __PACKAGE__;
2351		2373
2352	register_command "reload" => sub {	2374	register_command "reload" => sub {
2353	my ($who, $arg) = @_;	2375	my ($who, $arg) = @_;
2354		2376
2355	if ($who->flag (FLAG_WIZ)) {	2377	if ($who->flag (FLAG_WIZ)) {
…		…
2365	reentrant => 0,	2387	reentrant => 0,
2366	prio => 0,	2388	prio => 0,
2367	at => $NEXT_TICK \|\| $TICK,	2389	at => $NEXT_TICK \|\| $TICK,
2368	data => WF_AUTOCANCEL,	2390	data => WF_AUTOCANCEL,
2369	cb => sub {	2391	cb => sub {
		2392	$NOW = Event::time;
		2393
2370	cf::server_tick; # one server iteration	2394	cf::server_tick; # one server iteration
2371	$RUNTIME += $TICK;	2395	$RUNTIME += $TICK;
2372	$NEXT_TICK += $TICK;	2396	$NEXT_TICK += $TICK;
		2397
		2398	$WAIT_FOR_TICK->broadcast;
		2399	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2373		2400
2374	# if we are delayed by four ticks or more, skip them all	2401	# if we are delayed by four ticks or more, skip them all
2375	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2402	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2376		2403
2377	$TICK_WATCHER->at ($NEXT_TICK);	2404	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2379	},	2406	},
2380	);	2407	);
2381		2408
2382	IO::AIO::max_poll_time $TICK * 0.2;	2409	IO::AIO::max_poll_time $TICK * 0.2;
2383		2410
2384	Event->io (	2411	$AIO_POLL_WATCHER = Event->io (
2385	fd => IO::AIO::poll_fileno,	2412	fd => IO::AIO::poll_fileno,
2386	poll => 'r',	2413	poll => 'r',
2387	prio => 5,	2414	prio => 5,
2388	data => WF_AUTOCANCEL,	2415	data => WF_AUTOCANCEL,
2389	cb => \&IO::AIO::poll_cb,	2416	cb => \&IO::AIO::poll_cb,
2390	);	2417	);
2391		2418
2392	Event->timer (	2419	$WRITE_RUNTIME_WATCHER = Event->timer (
2393	data => WF_AUTOCANCEL,	2420	data => WF_AUTOCANCEL,
2394	after => 0,	2421	after => 0,
2395	interval => 10,	2422	interval => 10,
2396	cb => sub {	2423	cb => sub {
2397	(Coro::unblock_sub {	2424	(Coro::unblock_sub {

Diff Legend

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+Removed lines
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+Changed lines
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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.154 by root, Tue Jan 9 15:36:19 2007 UTC vs. Revision 1.168 by root, Sun Jan 14 00:37:14 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.154 by root, Tue Jan 9 15:36:19 2007 UTC vs.
Revision 1.168 by root, Sun Jan 14 00:37:14 2007 UTC