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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.111 by root, Mon Jan 1 12:28:47 2007 UTC vs.
Revision 1.155 by root, Tue Jan 9 21:32:42 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 3.3 ();
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 2.31 ();	23	use IO::AIO 2.32 ();
23	use YAML::Syck ();	24	use YAML::Syck ();
24	use Time::HiRes;	25	use Time::HiRes;
25		26
26	use Event; $Event::Eval = 1; # no idea why this is required, but it is	27	use Event; $Event::Eval = 1; # no idea why this is required, but it is
27		28
		29	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		30
28	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	31	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29	$YAML::Syck::ImplicitUnicode = 1;	32	$YAML::Syck::ImplicitUnicode = 1;
30		33
31	$Coro::main->prio (2); # run main coroutine ("the server") with very high priority	34	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34		35
35	our %COMMAND = ();	36	our %COMMAND = ();
36	our %COMMAND_TIME = ();	37	our %COMMAND_TIME = ();
37	our %EXTCMD = ();	38	our %EXTCMD = ();
38		39
…		…
47	our %CFG;	48	our %CFG;
48		49
49	our $UPTIME; $UPTIME \|\|= time;	50	our $UPTIME; $UPTIME \|\|= time;
50	our $RUNTIME;	51	our $RUNTIME;
51		52
		53	our %PLAYER; # all users
52	our %MAP; # all maps	54	our %MAP; # all maps
53	our $LINK_MAP; # the special {link} map	55	our $LINK_MAP; # the special {link} map
54	our $FREEZE;
55	our $RANDOM_MAPS = cf::localdir . "/random";	56	our $RANDOM_MAPS = cf::localdir . "/random";
56	our %EXT_CORO;	57	our %EXT_CORO; # coroutines bound to extensions
		58
		59	our $WAIT_FOR_TICK; $WAIT_FOR_TICK \|\|= new Coro::Signal;
		60	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE \|\|= new Coro::Signal;
57		61
58	binmode STDOUT;	62	binmode STDOUT;
59	binmode STDERR;	63	binmode STDERR;
60		64
61	# read virtual server time, if available	65	# read virtual server time, if available
…		…
71	mkdir cf::localdir . "/" . cf::uniquedir;	75	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	76	mkdir $RANDOM_MAPS;
73		77
74	# a special map that is always available	78	# a special map that is always available
75	our $LINK_MAP;	79	our $LINK_MAP;
76		80	our $EMERGENCY_POSITION;
77	our $EMERGENCY_POSITION = $cf::CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];
78		81
79	#############################################################################	82	#############################################################################
80		83
81	=head2 GLOBAL VARIABLES	84	=head2 GLOBAL VARIABLES
82		85
…		…
106		109
107	=item %cf::CFG	110	=item %cf::CFG
108		111
109	Configuration for the server, loaded from C</etc/crossfire/config>, or	112	Configuration for the server, loaded from C</etc/crossfire/config>, or
110	from wherever your confdir points to.	113	from wherever your confdir points to.
		114
		115	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE
		116
		117	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)
		118	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick
		119	processing has been done. Call C<< ->wait >> on them to maximise the
		120	window of cpu time available, or simply to synchronise to the server tick.
111		121
112	=back	122	=back
113		123
114	=cut	124	=cut
115		125
…		…
119	utf8::encode $msg;	129	utf8::encode $msg;
120		130
121	$msg .= "\n"	131	$msg .= "\n"
122	unless $msg =~ /\n$/;	132	unless $msg =~ /\n$/;
123		133
124	LOG llevError, "cfperl: $msg";	134	LOG llevError, $msg;
125	};	135	};
126	}	136	}
127		137
128	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	138	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
129	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	139	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
155		165
156	=head2 UTILITY FUNCTIONS	166	=head2 UTILITY FUNCTIONS
157		167
158	=over 4	168	=over 4
159		169
		170	=item dumpval $ref
		171
160	=cut	172	=cut
		173
		174	sub dumpval {
		175	eval {
		176	local $SIG{__DIE__};
		177	my $d;
		178	if (1) {
		179	$d = new Data::Dumper([$_[0]], ["*var"]);
		180	$d->Terse(1);
		181	$d->Indent(2);
		182	$d->Quotekeys(0);
		183	$d->Useqq(1);
		184	#$d->Bless(...);
		185	$d->Seen($_[1]) if @_ > 1;
		186	$d = $d->Dump();
		187	}
		188	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		189	$d
		190	} \|\| "[unable to dump $_[0]: '$@']";
		191	}
161		192
162	use JSON::Syck (); # TODO# replace by JSON::PC once working	193	use JSON::Syck (); # TODO# replace by JSON::PC once working
163		194
164	=item $ref = cf::from_json $json	195	=item $ref = cf::from_json $json
165		196
…		…
180		211
181	sub to_json($) {	212	sub to_json($) {
182	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs	213	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
183	JSON::Syck::Dump $_[0]	214	JSON::Syck::Dump $_[0]
184	}	215	}
		216
		217	=item cf::lock_wait $string
		218
		219	Wait until the given lock is available. See cf::lock_acquire.
		220
		221	=item my $lock = cf::lock_acquire $string
		222
		223	Wait until the given lock is available and then acquires it and returns
		224	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
		225	for example when the coroutine gets canceled), the lock is automatically
		226	returned.
		227
		228	Lock names should begin with a unique identifier (for example, cf::map::find
		229	uses map_find and cf::map::load uses map_load).
		230
		231	=cut
		232
		233	our %LOCK;
		234
		235	sub lock_wait($) {
		236	my ($key) = @_;
		237
		238	# wait for lock, if any
		239	while ($LOCK{$key}) {
		240	push @{ $LOCK{$key} }, $Coro::current;
		241	Coro::schedule;
		242	}
		243	}
		244
		245	sub lock_acquire($) {
		246	my ($key) = @_;
		247
		248	# wait, to be sure we are not locked
		249	lock_wait $key;
		250
		251	$LOCK{$key} = [];
		252
		253	Coro::guard {
		254	# wake up all waiters, to be on the safe side
		255	$_->ready for @{ delete $LOCK{$key} };
		256	}
		257	}
		258
		259	sub freeze_mainloop {
		260	return unless $TICK_WATCHER->is_active;
		261
		262	my $guard = Coro::guard { $TICK_WATCHER->start };
		263	$TICK_WATCHER->stop;
		264	$guard
		265	}
		266
		267	=item cf::async { BLOCK }
		268
		269	Currently the same as Coro::async_pool, meaning you cannot use
		270	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		271	thing you are allowed to do is call C<prio> on it.
		272
		273	=cut
		274
		275	BEGIN { *async = \&Coro::async_pool }
185		276
186	=item cf::sync_job { BLOCK }	277	=item cf::sync_job { BLOCK }
187		278
188	The design of crossfire+ requires that the main coro ($Coro::main) is	279	The design of crossfire+ requires that the main coro ($Coro::main) is
189	always able to handle events or runnable, as crossfire+ is only partly	280	always able to handle events or runnable, as crossfire+ is only partly
…		…
197	=cut	288	=cut
198		289
199	sub sync_job(&) {	290	sub sync_job(&) {
200	my ($job) = @_;	291	my ($job) = @_;
201		292
202	my $busy = 1;
203	my @res;
204
205	my $coro = Coro::async {
206	@res = eval { $job->() };
207	warn $@ if $@;
208	undef $busy;
209	};
210
211	if ($Coro::current == $Coro::main) {	293	if ($Coro::current == $Coro::main) {
		294	# this is the main coro, too bad, we have to block
		295	# till the operation succeeds, freezing the server :/
		296
212	# TODO: use suspend/resume instead	297	# TODO: use suspend/resume instead
213	local $FREEZE = 1;	298	# (but this is cancel-safe)
		299	my $freeze_guard = freeze_mainloop;
		300
		301	my $busy = 1;
		302	my @res;
		303
		304	(async {
		305	@res = eval { $job->() };
		306	warn $@ if $@;
		307	undef $busy;
214	$coro->prio (Coro::PRIO_MAX);	308	})->prio (Coro::PRIO_MAX);
		309
215	while ($busy) {	310	while ($busy) {
216	Coro::cede_notself;	311	Coro::cede or Event::one_event;
217	Event::one_event unless Coro::nready;
218	}	312	}
		313
		314	wantarray ? @res : $res[0]
219	} else {	315	} else {
220	$coro->join;	316	# we are in another coroutine, how wonderful, everything just works
		317
		318	$job->()
221	}	319	}
222
223	wantarray ? @res : $res[0]
224	}	320	}
225		321
226	=item $coro = cf::coro { BLOCK }	322	=item $coro = cf::async_ext { BLOCK }
227		323
228	Creates and returns a new coro. This coro is automcatially being canceled	324	Like async, but this coro is automcatially being canceled when the
229	when the extension calling this is being unloaded.	325	extension calling this is being unloaded.
230		326
231	=cut	327	=cut
232		328
233	sub coro(&) {	329	sub async_ext(&) {
234	my $cb = shift;	330	my $cb = shift;
235		331
236	my $coro; $coro = async {	332	my $coro = &Coro::async ($cb);
237	eval {
238	$cb->();
239	};
240	warn $@ if $@;
241	};
242		333
243	$coro->on_destroy (sub {	334	$coro->on_destroy (sub {
244	delete $EXT_CORO{$coro+0};	335	delete $EXT_CORO{$coro+0};
245	});	336	});
246	$EXT_CORO{$coro+0} = $coro;	337	$EXT_CORO{$coro+0} = $coro;
…		…
252	my $runtime = cf::localdir . "/runtime";	343	my $runtime = cf::localdir . "/runtime";
253		344
254	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644	345	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644
255	or return;	346	or return;
256		347
257	my $value = $cf::RUNTIME;	348	my $value = $cf::RUNTIME + 1 + 10; # 10 is the runtime save interval, for a monotonic clock
258	(aio_write $fh, 0, (length $value), $value, 0) <= 0	349	(aio_write $fh, 0, (length $value), $value, 0) <= 0
259	and return;	350	and return;
260		351
261	aio_fsync $fh	352	aio_fsync $fh
262	and return;	353	and return;
…		…
276		367
277	#############################################################################	368	#############################################################################
278		369
279	package cf::path;	370	package cf::path;
280		371
		372	# used to convert map paths into valid unix filenames by repalcing / by ∕
		373	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
		374
281	sub new {	375	sub new {
282	my ($class, $path, $base) = @_;	376	my ($class, $path, $base) = @_;
283		377
284	$path = $path->as_string if ref $path;	378	$path = $path->as_string if ref $path;
285		379
286	my $self = bless { }, $class;	380	my $self = bless { }, $class;
287		381
		382	# {... are special paths that are not touched
		383	# ?xxx/... are special absolute paths
		384	# ?random/... random maps
		385	# /! non-realised random map exit
		386	# /... normal maps
		387	# ~/... per-player maps without a specific player (DO NOT USE)
		388	# ~user/... per-player map of a specific user
		389
		390	if ($path =~ /^{/) {
		391	# fine as it is
288	if ($path =~ s{^\?random/}{}) {	392	} elsif ($path =~ s{^\?random/}{}) {
289	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;	393	Coro::AIO::aio_load "$cf::RANDOM_MAPS/$path.meta", my $data;
290	$self->{random} = cf::from_json $data;	394	$self->{random} = cf::from_json $data;
291	} else {	395	} else {
292	if ($path =~ s{^~([^/]+)?}{}) {	396	if ($path =~ s{^~([^/]+)?}{}) {
293	$self->{user_rel} = 1;	397	$self->{user_rel} = 1;
…		…
338	# }	442	# }
339	}	443	}
340		444
341	# escape the /'s in the path	445	# escape the /'s in the path
342	sub _escaped_path {	446	sub _escaped_path {
343	# ∕ is U+2215
344	(my $path = $_[0]{path}) =~ s/\//∕/g;	447	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
345	$path	448	$path
346	}	449	}
347		450
348	# the original (read-only) location	451	# the original (read-only) location
349	sub load_path {	452	sub load_path {
…		…
798	or return;	901	or return;
799		902
800	unless (aio_stat "$filename.pst") {	903	unless (aio_stat "$filename.pst") {
801	(aio_load "$filename.pst", $av) >= 0	904	(aio_load "$filename.pst", $av) >= 0
802	or return;	905	or return;
803	$av = eval { (Storable::thaw <$av>)->{objs} };	906	$av = eval { (Storable::thaw $av)->{objs} };
804	}	907	}
805		908
		909	warn sprintf "loading %s (%d)\n",
		910	$filename, length $data, scalar @{$av \|\| []};#d#
806	return ($data, $av);	911	return ($data, $av);
807	}	912	}
808		913
809	#############################################################################	914	#############################################################################
810	# command handling &c	915	# command handling &c
…		…
974	};	1079	};
975		1080
976	cf::map->attach (prio => -10000, package => cf::mapsupport::);	1081	cf::map->attach (prio => -10000, package => cf::mapsupport::);
977		1082
978	#############################################################################	1083	#############################################################################
979	# load/save perl data associated with player->ob objects
980
981	sub all_objects(@) {
982	@_, map all_objects ($_->inv), @_
983	}
984
985	# TODO: compatibility cruft, remove when no longer needed
986	cf::player->attach (
987	on_load => sub {
988	my ($pl, $path) = @_;
989
990	for my $o (all_objects $pl->ob) {
991	if (my $value = $o->get_ob_key_value ("_perl_data")) {
992	$o->set_ob_key_value ("_perl_data");
993
994	%$o = %{ Storable::thaw pack "H*", $value };
995	}
996	}
997	},
998	);
999
1000	#############################################################################
1001		1084
1002	=head2 CORE EXTENSIONS	1085	=head2 CORE EXTENSIONS
1003		1086
1004	Functions and methods that extend core crossfire objects.	1087	Functions and methods that extend core crossfire objects.
1005		1088
		1089	=cut
		1090
		1091	package cf::player;
		1092
		1093	use Coro::AIO;
		1094
1006	=head3 cf::player	1095	=head3 cf::player
1007		1096
1008	=over 4	1097	=over 4
1009		1098
1010	=item cf::player::exists $login	1099	=item cf::player::find $login
1011		1100
1012	Returns true when the given account exists.	1101	Returns the given player object, loading it if necessary (might block).
1013		1102
1014	=cut	1103	=cut
1015		1104
1016	sub cf::player::exists($) {	1105	sub playerdir($) {
1017	cf::player::find $_[0]	1106	cf::localdir
1018	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	1107	. "/"
		1108	. cf::playerdir
		1109	. "/"
		1110	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		1111	}
		1112
		1113	sub path($) {
		1114	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		1115
		1116	(playerdir $login) . "/$login.pl"
		1117	}
		1118
		1119	sub find_active($) {
		1120	$cf::PLAYER{$_[0]}
		1121	and $cf::PLAYER{$_[0]}->active
		1122	and $cf::PLAYER{$_[0]}
		1123	}
		1124
		1125	sub exists($) {
		1126	my ($login) = @_;
		1127
		1128	$cf::PLAYER{$login}
		1129	or cf::sync_job { !aio_stat $login }
		1130	}
		1131
		1132	sub find($) {
		1133	return $cf::PLAYER{$_[0]} \|\| do {
		1134	my $login = $_[0];
		1135
		1136	my $guard = cf::lock_acquire "user_find:$login";
		1137
		1138	$cf::PLAYER{$_[0]} \|\| do {
		1139	my $pl = load_pl path $login
		1140	or return;
		1141	$cf::PLAYER{$login} = $pl
		1142	}
		1143	}
		1144	}
		1145
		1146	sub save($) {
		1147	my ($pl) = @_;
		1148
		1149	return if $pl->{deny_save};
		1150
		1151	my $path = path $pl;
		1152	my $guard = cf::lock_acquire "user_save:$path";
		1153
		1154	return if $pl->{deny_save};
		1155
		1156	aio_mkdir playerdir $pl, 0770;
		1157	$pl->{last_save} = $cf::RUNTIME;
		1158
		1159	$pl->save_pl ($path);
		1160	Coro::cede;
		1161	}
		1162
		1163	sub new($) {
		1164	my ($login) = @_;
		1165
		1166	my $self = create;
		1167
		1168	$self->ob->name ($login);
		1169	$self->{deny_save} = 1;
		1170
		1171	$cf::PLAYER{$login} = $self;
		1172
		1173	$self
		1174	}
		1175
		1176	=item $pl->quit_character
		1177
		1178	Nukes the player without looking back. If logged in, the connection will
		1179	be destroyed. May block for a long time.
		1180
		1181	=cut
		1182
		1183	sub quit_character {
		1184	my ($pl) = @_;
		1185
		1186	$pl->{deny_save} = 1;
		1187	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1188
		1189	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1190	$pl->deactivate;
		1191	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1192	$pl->ns->destroy if $pl->ns;
		1193
		1194	my $path = playerdir $pl;
		1195	my $temp = "$path~$cf::RUNTIME~deleting~";
		1196	aio_rename $path, $temp;
		1197	delete $cf::PLAYER{$pl->ob->name};
		1198	$pl->destroy;
		1199	IO::AIO::aio_rmtree $temp;
		1200	}
		1201
		1202	=item cf::player::list_logins
		1203
		1204	Returns am arrayref of all valid playernames in the system, can take a
		1205	while and may block, so not sync_job-capable, ever.
		1206
		1207	=cut
		1208
		1209	sub list_logins {
		1210	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1211	or return [];
		1212
		1213	my @logins;
		1214
		1215	for my $login (@$dirs) {
		1216	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1217	aio_read $fh, 0, 512, my $buf, 0 or next;
		1218	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1219
		1220	utf8::decode $login;
		1221	push @logins, $login;
		1222	}
		1223
		1224	\@logins
		1225	}
		1226
		1227	=item $player->maps
		1228
		1229	Returns an arrayref of cf::path's of all maps that are private for this
		1230	player. May block.
		1231
		1232	=cut
		1233
		1234	sub maps($) {
		1235	my ($pl) = @_;
		1236
		1237	my $files = aio_readdir playerdir $pl
		1238	or return;
		1239
		1240	my @paths;
		1241
		1242	for (@$files) {
		1243	utf8::decode $_;
		1244	next if /\.(?:pl\|pst)$/;
		1245	next unless /^$PATH_SEP/;
		1246
		1247	s/$PATH_SEP/\//g;
		1248	push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;
		1249	}
		1250
		1251	\@paths
1019	}	1252	}
1020		1253
1021	=item $player->ext_reply ($msgid, $msgtype, %msg)	1254	=item $player->ext_reply ($msgid, $msgtype, %msg)
1022		1255
1023	Sends an ext reply to the player.	1256	Sends an ext reply to the player.
1024		1257
1025	=cut	1258	=cut
1026		1259
1027	sub cf::player::ext_reply($$$%) {	1260	sub ext_reply($$$%) {
1028	my ($self, $id, %msg) = @_;	1261	my ($self, $id, %msg) = @_;
1029		1262
1030	$msg{msgid} = $id;	1263	$msg{msgid} = $id;
1031		1264
1032	$self->send ("ext " . to_json \%msg);	1265	$self->send ("ext " . cf::to_json \%msg);
1033	}	1266	}
		1267
		1268	package cf;
1034		1269
1035	=back	1270	=back
1036		1271
1037		1272
1038	=head3 cf::map	1273	=head3 cf::map
…		…
1044	package cf::map;	1279	package cf::map;
1045		1280
1046	use Fcntl;	1281	use Fcntl;
1047	use Coro::AIO;	1282	use Coro::AIO;
1048		1283
1049	our $MAX_RESET = 7200;	1284	our $MAX_RESET = 3600;
1050	our $DEFAULT_RESET = 3600;	1285	our $DEFAULT_RESET = 3000;
1051	$MAX_RESET = 10;#d#
1052	$DEFAULT_RESET = 10;#d#
1053		1286
1054	sub generate_random_map {	1287	sub generate_random_map {
1055	my ($path, $rmp) = @_;	1288	my ($path, $rmp) = @_;
1056		1289
1057	# mit "rum" bekleckern, nicht	1290	# mit "rum" bekleckern, nicht
…		…
1073	# and all this just because we cannot iterate over	1306	# and all this just because we cannot iterate over
1074	# all maps in C++...	1307	# all maps in C++...
1075	sub change_all_map_light {	1308	sub change_all_map_light {
1076	my ($change) = @_;	1309	my ($change) = @_;
1077		1310
1078	$_->change_map_light ($change) for values %cf::MAP;	1311	$_->change_map_light ($change)
		1312	for grep $_->outdoor, values %cf::MAP;
1079	}	1313	}
1080		1314
1081	sub try_load_header($) {	1315	sub try_load_header($) {
1082	my ($path) = @_;	1316	my ($path) = @_;
1083		1317
…		…
1086	or return;	1320	or return;
1087		1321
1088	my $map = cf::map::new	1322	my $map = cf::map::new
1089	or return;	1323	or return;
1090		1324
		1325	# for better error messages only, will be overwritten
		1326	$map->path ($path);
		1327
1091	$map->load_header ($path)	1328	$map->load_header ($path)
1092	or return;	1329	or return;
1093		1330
1094	$map->{load_path} = $path;	1331	$map->{load_path} = $path;
1095	use Data::Dumper; warn Dumper $map;#d#
1096		1332
1097	$map	1333	$map
1098	}	1334	}
1099		1335
		1336	sub find;
1100	sub find_map {	1337	sub find {
1101	my ($path, $origin) = @_;	1338	my ($path, $origin) = @_;
1102		1339
1103	#warn "find_map<$path,$origin>\n";#d#	1340	#warn "find<$path,$origin>\n";#d#
1104		1341
1105	$path = ref $path ? $path : new cf::path $path, $origin && $origin->path;	1342	$path = new cf::path $path, $origin && $origin->path;
1106	my $key = $path->as_string;	1343	my $key = $path->as_string;
1107		1344
		1345	cf::lock_wait "map_find:$key";
		1346
1108	$cf::MAP{$key} \|\| do {	1347	$cf::MAP{$key} \|\| do {
		1348	my $guard = cf::lock_acquire "map_find:$key";
		1349
1109	# do it the slow way	1350	# do it the slow way
1110	my $map = try_load_header $path->save_path;	1351	my $map = try_load_header $path->save_path;
1111		1352
		1353	Coro::cede;
		1354
1112	if ($map) {	1355	if ($map) {
		1356	$map->last_access ((delete $map->{last_access})
		1357	\|\| $cf::RUNTIME); #d#
1113	# safety	1358	# safety
1114	$map->{instantiate_time} = $cf::RUNTIME	1359	$map->{instantiate_time} = $cf::RUNTIME
1115	if $map->{instantiate_time} > $cf::RUNTIME;	1360	if $map->{instantiate_time} > $cf::RUNTIME;
1116	} else {	1361	} else {
1117	if (my $rmp = $path->random_map_params) {	1362	if (my $rmp = $path->random_map_params) {
…		…
1122		1367
1123	$map or return;	1368	$map or return;
1124		1369
1125	$map->{load_original} = 1;	1370	$map->{load_original} = 1;
1126	$map->{instantiate_time} = $cf::RUNTIME;	1371	$map->{instantiate_time} = $cf::RUNTIME;
		1372	$map->last_access ($cf::RUNTIME);
1127	$map->instantiate;	1373	$map->instantiate;
1128		1374
1129	# per-player maps become, after loading, normal maps	1375	# per-player maps become, after loading, normal maps
1130	$map->per_player (0) if $path->{user_rel};	1376	$map->per_player (0) if $path->{user_rel};
1131	}	1377	}
1132		1378
1133	$map->path ($key);	1379	$map->path ($key);
1134	$map->{path} = $path;	1380	$map->{path} = $path;
1135	$map->last_access ($cf::RUNTIME);	1381	$map->{last_save} = $cf::RUNTIME;
1136		1382
		1383	Coro::cede;
		1384
1137	$map->reset if $map->should_reset;	1385	if ($map->should_reset) {
		1386	$map->reset;
		1387	undef $guard;
		1388	$map = find $path
		1389	or return;
		1390	}
1138		1391
1139	$cf::MAP{$key} = $map	1392	$cf::MAP{$key} = $map
1140	}	1393	}
1141	}	1394	}
1142		1395
1143	sub load {	1396	sub load {
1144	my ($self) = @_;	1397	my ($self) = @_;
1145		1398
		1399	my $path = $self->{path};
		1400	my $guard = cf::lock_acquire "map_load:" . $path->as_string;
		1401
1146	return if $self->in_memory != cf::MAP_SWAPPED;	1402	return if $self->in_memory != cf::MAP_SWAPPED;
1147		1403
1148	$self->in_memory (cf::MAP_LOADING);	1404	$self->in_memory (cf::MAP_LOADING);
1149
1150	my $path = $self->{path};
1151		1405
1152	$self->alloc;	1406	$self->alloc;
1153	$self->load_objects ($self->{load_path}, 1)	1407	$self->load_objects ($self->{load_path}, 1)
1154	or return;	1408	or return;
1155		1409
1156	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) if delete $self->{load_original};	1410	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
		1411	if delete $self->{load_original};
1157		1412
1158	if (my $uniq = $path->uniq_path) {	1413	if (my $uniq = $path->uniq_path) {
1159	utf8::encode $uniq;	1414	utf8::encode $uniq;
1160	if (aio_open $uniq, O_RDONLY, 0) {	1415	if (aio_open $uniq, O_RDONLY, 0) {
1161	$self->clear_unique_items;	1416	$self->clear_unique_items;
1162	$self->load_objects ($uniq, 0);	1417	$self->load_objects ($uniq, 0);
1163	}	1418	}
1164	}	1419	}
		1420
		1421	Coro::cede;
1165		1422
1166	# now do the right thing for maps	1423	# now do the right thing for maps
1167	$self->link_multipart_objects;	1424	$self->link_multipart_objects;
1168		1425
1169	if ($self->{path}->is_style_map) {	1426	if ($self->{path}->is_style_map) {
…		…
1177	$self->difficulty ($self->estimate_difficulty)	1434	$self->difficulty ($self->estimate_difficulty)
1178	unless $self->difficulty;	1435	unless $self->difficulty;
1179	$self->activate;	1436	$self->activate;
1180	}	1437	}
1181		1438
		1439	Coro::cede;
		1440
1182	$self->in_memory (cf::MAP_IN_MEMORY);	1441	$self->in_memory (cf::MAP_IN_MEMORY);
1183	}	1442	}
1184		1443
1185	sub load_map_sync {	1444	sub find_sync {
1186	my ($path, $origin) = @_;	1445	my ($path, $origin) = @_;
1187		1446
1188	#warn "load_map_sync<$path, $origin>\n";#d#	1447	cf::sync_job { cf::map::find $path, $origin }
		1448	}
1189		1449
1190	cf::sync_job {	1450	sub do_load_sync {
1191	my $map = cf::map::find_map $path, $origin	1451	my ($map) = @_;
1192	or return;	1452
1193	$map->load;	1453	cf::sync_job { $map->load };
1194	$map
1195	}
1196	}	1454	}
1197		1455
1198	sub save {	1456	sub save {
1199	my ($self) = @_;	1457	my ($self) = @_;
1200		1458
		1459	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1460
		1461	$self->{last_save} = $cf::RUNTIME;
		1462
		1463	return unless $self->dirty;
		1464
1201	my $save = $self->{path}->save_path; utf8::encode $save;	1465	my $save = $self->{path}->save_path; utf8::encode $save;
1202	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1466	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;
1203		1467
1204	$self->{last_save} = $cf::RUNTIME;
1205
1206	return unless $self->dirty;
1207
1208	$self->{load_path} = $save;	1468	$self->{load_path} = $save;
1209		1469
1210	return if $self->{deny_save};	1470	return if $self->{deny_save};
1211		1471
1212	warn "saving map ", $self->path;	1472	local $self->{last_access} = $self->last_access;#d#
		1473
		1474	cf::async {
		1475	$_->contr->save for $self->players;
		1476	};
1213		1477
1214	if ($uniq) {	1478	if ($uniq) {
1215	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1479	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1216	$self->save_objects ($uniq, cf::IO_UNIQUES);	1480	$self->save_objects ($uniq, cf::IO_UNIQUES);
1217	} else {	1481	} else {
…		…
1220	}	1484	}
1221		1485
1222	sub swap_out {	1486	sub swap_out {
1223	my ($self) = @_;	1487	my ($self) = @_;
1224		1488
		1489	# save first because save cedes
		1490	$self->save;
		1491
		1492	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1493
1225	return if $self->players;	1494	return if $self->players;
1226	return if $self->in_memory != cf::MAP_IN_MEMORY;	1495	return if $self->in_memory != cf::MAP_IN_MEMORY;
1227	return if $self->{deny_save};	1496	return if $self->{deny_save};
1228		1497
1229	$self->save;
1230	$self->clear;	1498	$self->clear;
1231	$self->in_memory (cf::MAP_SWAPPED);	1499	$self->in_memory (cf::MAP_SWAPPED);
1232	}	1500	}
1233		1501
		1502	sub reset_at {
		1503	my ($self) = @_;
		1504
		1505	# TODO: safety, remove and allow resettable per-player maps
		1506	return 1e99 if $self->{path}{user_rel};
		1507	return 1e99 if $self->{deny_reset};
		1508
		1509	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		1510	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
		1511
		1512	$time + $to
		1513	}
		1514
1234	sub should_reset {	1515	sub should_reset {
1235	my ($map) = @_;	1516	my ($self) = @_;
1236		1517
1237	# TODO: safety, remove and allow resettable per-player maps	1518	$self->reset_at <= $cf::RUNTIME
1238	return if $map->{path}{user_rel};#d#
1239	return if $map->{deny_reset};
1240	#return unless $map->reset_timeout;
1241
1242	my $time = $map->fixed_resettime ? $map->{instantiate_time} : $map->last_access;
1243	my $to = $map->reset_timeout \|\| $DEFAULT_RESET;
1244	$to = $MAX_RESET if $to > $MAX_RESET;
1245
1246	$time + $to < $cf::RUNTIME
1247	}	1519	}
1248		1520
1249	sub unlink_save {	1521	sub unlink_save {
1250	my ($self) = @_;	1522	my ($self) = @_;
1251		1523
1252	utf8::encode (my $save = $self->{path}->save_path);	1524	utf8::encode (my $save = $self->{path}->save_path);
1253	aioreq_pri 3; IO::AIO::aio_unlink $save;	1525	aioreq_pri 3; IO::AIO::aio_unlink $save;
1254	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";	1526	aioreq_pri 3; IO::AIO::aio_unlink "$save.pst";
1255	}	1527	}
1256		1528
		1529	sub rename {
		1530	my ($self, $new_path) = @_;
		1531
		1532	$self->unlink_save;
		1533
		1534	delete $cf::MAP{$self->path};
		1535	$self->{path} = new cf::path $new_path;
		1536	$self->path ($self->{path}->as_string);
		1537	$cf::MAP{$self->path} = $self;
		1538
		1539	$self->save;
		1540	}
		1541
1257	sub reset {	1542	sub reset {
1258	my ($self) = @_;	1543	my ($self) = @_;
1259		1544
		1545	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1546
1260	return if $self->players;	1547	return if $self->players;
1261	return if $self->{path}{user_rel};#d#	1548	return if $self->{path}{user_rel};#d#
1262		1549
1263	warn "resetting map ", $self->path;#d#	1550	warn "resetting map ", $self->path;#d#
1264		1551
…		…
1268		1555
1269	$self->unlink_save;	1556	$self->unlink_save;
1270	$self->destroy;	1557	$self->destroy;
1271	}	1558	}
1272		1559
		1560	my $nuke_counter = "aaaa";
		1561
		1562	sub nuke {
		1563	my ($self) = @_;
		1564
		1565	$self->{deny_save} = 1;
		1566	$self->reset_timeout (1);
		1567	$self->rename ("{nuke}/" . ($nuke_counter++));
		1568	$self->reset; # polite request, might not happen
		1569	}
		1570
1273	sub customise_for {	1571	sub customise_for {
1274	my ($map, $ob) = @_;	1572	my ($map, $ob) = @_;
1275		1573
1276	if ($map->per_player) {	1574	if ($map->per_player) {
1277	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1575	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};
1278	}	1576	}
1279		1577
1280	$map	1578	$map
1281	}	1579	}
1282		1580
1283	sub emergency_save {
1284	local $cf::FREEZE = 1;
1285
1286	warn "enter emergency map save\n";
1287
1288	cf::sync_job {
1289	warn "begin emergency map save\n";
1290	$_->save for values %cf::MAP;
1291	};
1292
1293	warn "end emergency map save\n";
1294	}
1295
1296	package cf;	1581	package cf;
1297		1582
1298	=back	1583	=back
1299		1584
		1585	=head3 cf::object
		1586
		1587	=cut
		1588
		1589	package cf::object;
		1590
		1591	=over 4
		1592
		1593	=item $ob->inv_recursive
		1594
		1595	Returns the inventory of the object _and_ their inventories, recursively.
		1596
		1597	=cut
		1598
		1599	sub inv_recursive_;
		1600	sub inv_recursive_ {
		1601	map { $_, inv_recursive_ $_->inv } @_
		1602	}
		1603
		1604	sub inv_recursive {
		1605	inv_recursive_ inv $_[0]
		1606	}
		1607
		1608	package cf;
		1609
		1610	=back
1300		1611
1301	=head3 cf::object::player	1612	=head3 cf::object::player
1302		1613
1303	=over 4	1614	=over 4
1304		1615
…		…
1340	(ref $cf::CFG{"may_$access"}	1651	(ref $cf::CFG{"may_$access"}
1341	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	1652	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}
1342	: $cf::CFG{"may_$access"})	1653	: $cf::CFG{"may_$access"})
1343	}	1654	}
1344		1655
		1656	=item $player_object->enter_link
		1657
		1658	Freezes the player and moves him/her to a special map (C<{link}>).
		1659
		1660	The player should be reaosnably safe there for short amounts of time. You
		1661	I<MUST> call C<leave_link> as soon as possible, though.
		1662
		1663	=item $player_object->leave_link ($map, $x, $y)
		1664
		1665	Moves the player out of the specila link map onto the given map. If the
		1666	map is not valid (or omitted), the player will be moved back to the
		1667	location he/she was before the call to C<enter_link>, or, if that fails,
		1668	to the emergency map position.
		1669
		1670	Might block.
		1671
		1672	=cut
		1673
1345	sub cf::object::player::enter_link {	1674	sub cf::object::player::enter_link {
1346	my ($self) = @_;	1675	my ($self) = @_;
1347		1676
		1677	$self->deactivate_recursive;
		1678
1348	return if $self->map == $LINK_MAP;	1679	return if $self->map == $LINK_MAP;
1349		1680
1350	$self->{_link_pos} = [$self->map->{path}, $self->x, $self->y]	1681	$self->{_link_pos} \|\|= [$self->map->{path}, $self->x, $self->y]
1351	if $self->map;	1682	if $self->map;
1352		1683
1353	$self->enter_map ($LINK_MAP, 20, 20);	1684	$self->enter_map ($LINK_MAP, 20, 20);
1354	$self->deactivate_recursive;
1355	}	1685	}
1356		1686
1357	sub cf::object::player::leave_link {	1687	sub cf::object::player::leave_link {
1358	my ($self, $map, $x, $y) = @_;	1688	my ($self, $map, $x, $y) = @_;
1359		1689
1360	my $link_pos = delete $self->{_link_pos};	1690	my $link_pos = delete $self->{_link_pos};
1361		1691
1362	unless ($map) {	1692	unless ($map) {
1363	$self->message ("The exit is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1364
1365	# restore original map position	1693	# restore original map position
1366	($map, $x, $y) = @{ $link_pos \|\| [] };	1694	($map, $x, $y) = @{ $link_pos \|\| [] };
1367	$map = cf::map::find_map $map;	1695	$map = cf::map::find $map;
1368		1696
1369	unless ($map) {	1697	unless ($map) {
1370	($map, $x, $y) = @$EMERGENCY_POSITION;	1698	($map, $x, $y) = @$EMERGENCY_POSITION;
1371	$map = cf::map::find_map $map	1699	$map = cf::map::find $map
1372	or die "FATAL: cannot load emergency map\n";	1700	or die "FATAL: cannot load emergency map\n";
1373	}	1701	}
1374	}	1702	}
1375		1703
1376	($x, $y) = (-1, -1)	1704	($x, $y) = (-1, -1)
…		…
1380	($x, $y) = ($map->enter_x, $map->enter_y)	1708	($x, $y) = ($map->enter_x, $map->enter_y)
1381	if $x <=0 && $y <= 0;	1709	if $x <=0 && $y <= 0;
1382		1710
1383	$map->load;	1711	$map->load;
1384		1712
		1713	return unless $self->contr->active;
1385	$self->activate_recursive;	1714	$self->activate_recursive;
1386	$self->enter_map ($map, $x, $y);	1715	$self->enter_map ($map, $x, $y);
1387	}	1716	}
1388		1717
		1718	cf::player->attach (
		1719	on_logout => sub {
		1720	my ($pl) = @_;
		1721
		1722	# abort map switching before logout
		1723	if ($pl->ob->{_link_pos}) {
		1724	cf::sync_job {
		1725	$pl->ob->leave_link
		1726	};
		1727	}
		1728	},
		1729	on_login => sub {
		1730	my ($pl) = @_;
		1731
		1732	# try to abort aborted map switching on player login :)
		1733	# should happen only on crashes
		1734	if ($pl->ob->{_link_pos}) {
		1735	$pl->ob->enter_link;
		1736	(async {
		1737	# we need this sleep as the login has a concurrent enter_exit running
		1738	# and this sleep increases chances of the player not ending up in scorn
		1739	$pl->ob->reply (undef,
		1740	"There was an internal problem at your last logout, "
		1741	. "the server will try to bring you to your intended destination in a second.",
		1742	cf::NDI_RED);
		1743	Coro::Timer::sleep 1;
		1744	$pl->ob->leave_link;
		1745	})->prio (2);
		1746	}
		1747	},
		1748	);
		1749
1389	=item $player_object->goto_map ($map, $x, $y)	1750	=item $player_object->goto ($path, $x, $y)
1390		1751
1391	=cut	1752	=cut
1392		1753
1393	sub cf::object::player::goto_map {	1754	sub cf::object::player::goto {
1394	my ($self, $path, $x, $y) = @_;	1755	my ($self, $path, $x, $y) = @_;
1395		1756
		1757	$path = new cf::path $path;
		1758	$path ne "/" or Carp::cluck ("oy");#d#
		1759
1396	$self->enter_link;	1760	$self->enter_link;
1397		1761
1398	(Coro::async {	1762	(async {
1399	$path = new cf::path $path;
1400
1401	my $map = cf::map::find_map $path->as_string;	1763	my $map = cf::map::find $path->as_string;
1402	$map = $map->customise_for ($self) if $map;	1764	$map = $map->customise_for ($self) if $map;
1403		1765
1404	warn "entering ", $map->path, " at ($x, $y)\n"	1766	# warn "entering ", $map->path, " at ($x, $y)\n"
1405	if $map;	1767	# if $map;
		1768
		1769	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1406		1770
1407	$self->leave_link ($map, $x, $y);	1771	$self->leave_link ($map, $x, $y);
1408	})->prio (1);	1772	})->prio (1);
1409	}	1773	}
1410		1774
…		…
1463		1827
1464	return unless $self->type == cf::PLAYER;	1828	return unless $self->type == cf::PLAYER;
1465		1829
1466	$self->enter_link;	1830	$self->enter_link;
1467		1831
1468	(Coro::async {	1832	(async {
		1833	$self->deactivate_recursive; # just to be sure
1469	unless (eval {	1834	unless (eval {
1470
1471	prepare_random_map $exit	1835	prepare_random_map $exit
1472	if $exit->slaying eq "/!";	1836	if $exit->slaying eq "/!";
1473		1837
1474	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1838	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1475	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1839	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1476		1840
1477	1;	1841	1;
1478	}) {	1842	}) {
1479	$self->message ("Something went wrong deep within the crossfire server. "	1843	$self->message ("Something went wrong deep within the crossfire server. "
1480	. "I'll try to bring you back to the map you were before. "	1844	. "I'll try to bring you back to the map you were before. "
…		…
1537	on_reply => sub {	1901	on_reply => sub {
1538	my ($ns, $msg) = @_;	1902	my ($ns, $msg) = @_;
1539		1903
1540	# this weird shuffling is so that direct followup queries	1904	# this weird shuffling is so that direct followup queries
1541	# get handled first	1905	# get handled first
1542	my $queue = delete $ns->{query_queue};	1906	my $queue = delete $ns->{query_queue}
		1907	or return; # be conservative, not sure how that can happen, but we saw a crash here
1543		1908
1544	(shift @$queue)->[1]->($msg);	1909	(shift @$queue)->[1]->($msg);
1545		1910
1546	push @{ $ns->{query_queue} }, @$queue;	1911	push @{ $ns->{query_queue} }, @$queue;
1547		1912
…		…
1553	}	1918	}
1554	}	1919	}
1555	},	1920	},
1556	);	1921	);
1557		1922
1558	=item $client->coro (\&cb)	1923	=item $client->async (\&cb)
1559		1924
1560	Create a new coroutine, running the specified callback. The coroutine will	1925	Create a new coroutine, running the specified callback. The coroutine will
1561	be automatically cancelled when the client gets destroyed (e.g. on logout,	1926	be automatically cancelled when the client gets destroyed (e.g. on logout,
1562	or loss of connection).	1927	or loss of connection).
1563		1928
1564	=cut	1929	=cut
1565		1930
1566	sub cf::client::coro {	1931	sub cf::client::async {
1567	my ($self, $cb) = @_;	1932	my ($self, $cb) = @_;
1568		1933
1569	my $coro; $coro = async {	1934	my $coro = &Coro::async ($cb);
1570	eval {
1571	$cb->();
1572	};
1573	warn $@ if $@;
1574	};
1575		1935
1576	$coro->on_destroy (sub {	1936	$coro->on_destroy (sub {
1577	delete $self->{_coro}{$coro+0};	1937	delete $self->{_coro}{$coro+0};
1578	});	1938	});
1579		1939
…		…
1751		2111
1752	{	2112	{
1753	my $path = cf::localdir . "/database.pst";	2113	my $path = cf::localdir . "/database.pst";
1754		2114
1755	sub db_load() {	2115	sub db_load() {
1756	warn "loading database $path\n";#d# remove later
1757	$DB = stat $path ? Storable::retrieve $path : { };	2116	$DB = stat $path ? Storable::retrieve $path : { };
1758	}	2117	}
1759		2118
1760	my $pid;	2119	my $pid;
1761		2120
1762	sub db_save() {	2121	sub db_save() {
1763	warn "saving database $path\n";#d# remove later
1764	waitpid $pid, 0 if $pid;	2122	waitpid $pid, 0 if $pid;
1765	if (0 == ($pid = fork)) {	2123	if (0 == ($pid = fork)) {
1766	$DB->{_meta}{version} = 1;	2124	$DB->{_meta}{version} = 1;
1767	Storable::nstore $DB, "$path~";	2125	Storable::nstore $DB, "$path~";
1768	rename "$path~", $path;	2126	rename "$path~", $path;
…		…
1816	open my $fh, "<:utf8", cf::confdir . "/config"	2174	open my $fh, "<:utf8", cf::confdir . "/config"
1817	or return;	2175	or return;
1818		2176
1819	local $/;	2177	local $/;
1820	*CFG = YAML::Syck::Load <$fh>;	2178	*CFG = YAML::Syck::Load <$fh>;
		2179
		2180	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];
		2181
		2182	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2183	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2184
		2185	if (exists $CFG{mlockall}) {
		2186	eval {
		2187	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
		2188	and die "WARNING: m(un)lockall failed: $!\n";
		2189	};
		2190	warn $@ if $@;
		2191	}
1821	}	2192	}
1822		2193
1823	sub main {	2194	sub main {
1824	# we must not ever block the main coroutine	2195	# we must not ever block the main coroutine
1825	local $Coro::idle = sub {	2196	local $Coro::idle = sub {
1826	Carp::cluck "FATAL: Coro::idle was called, major BUG\n";#d#	2197	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1827	(Coro::unblock_sub {
1828	Event::one_event;	2198	async { Event::one_event };
1829	})->();
1830	};	2199	};
1831		2200
1832	cfg_load;	2201	cfg_load;
1833	db_load;	2202	db_load;
1834	load_extensions;	2203	load_extensions;
1835	Event::loop;	2204	Event::loop;
1836	}	2205	}
1837		2206
1838	#############################################################################	2207	#############################################################################
1839	# initialisation	2208	# initialisation and cleanup
		2209
		2210	# install some emergency cleanup handlers
		2211	BEGIN {
		2212	for my $signal (qw(INT HUP TERM)) {
		2213	Event->signal (
		2214	data => WF_AUTOCANCEL,
		2215	signal => $signal,
		2216	cb => sub {
		2217	cf::cleanup "SIG$signal";
		2218	},
		2219	);
		2220	}
		2221	}
		2222
		2223	sub emergency_save {
		2224	my $freeze_guard = cf::freeze_mainloop;
		2225
		2226	warn "enter emergency perl save\n";
		2227
		2228	cf::sync_job {
		2229	# use a peculiar iteration method to avoid tripping on perl
		2230	# refcount bugs in for. also avoids problems with players
		2231	# and maps saved/Destroyed asynchronously.
		2232	warn "begin emergency player save\n";
		2233	for my $login (keys %cf::PLAYER) {
		2234	my $pl = $cf::PLAYER{$login} or next;
		2235	$pl->valid or next;
		2236	$pl->save;
		2237	}
		2238	warn "end emergency player save\n";
		2239
		2240	warn "begin emergency map save\n";
		2241	for my $path (keys %cf::MAP) {
		2242	my $map = $cf::MAP{$path} or next;
		2243	$map->valid or next;
		2244	$map->save;
		2245	}
		2246	warn "end emergency map save\n";
		2247	};
		2248
		2249	warn "leave emergency perl save\n";
		2250	}
1840		2251
1841	sub reload() {	2252	sub reload() {
1842	# can/must only be called in main	2253	# can/must only be called in main
1843	if ($Coro::current != $Coro::main) {	2254	if ($Coro::current != $Coro::main) {
1844	warn "can only reload from main coroutine\n";	2255	warn "can only reload from main coroutine\n";
1845	return;	2256	return;
1846	}	2257	}
1847		2258
1848	warn "reloading...";	2259	warn "reloading...";
1849		2260
1850	local $FREEZE = 1;	2261	my $guard = freeze_mainloop;
1851	cf::emergency_save;	2262	cf::emergency_save;
1852		2263
1853	eval {	2264	eval {
1854	# if anything goes wrong in here, we should simply crash as we already saved	2265	# if anything goes wrong in here, we should simply crash as we already saved
1855		2266
…		…
1917	cf::load_extensions;	2328	cf::load_extensions;
1918		2329
1919	# reattach attachments to objects	2330	# reattach attachments to objects
1920	warn "reattach";	2331	warn "reattach";
1921	_global_reattach;	2332	_global_reattach;
		2333	reattach $_ for values %MAP;
1922	};	2334	};
1923		2335
1924	if ($@) {	2336	if ($@) {
1925	warn $@;	2337	warn $@;
1926	warn "error while reloading, exiting.";	2338	warn "error while reloading, exiting.";
…		…
1942	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";	2354	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
1943	$LINK_MAP->in_memory (MAP_IN_MEMORY);	2355	$LINK_MAP->in_memory (MAP_IN_MEMORY);
1944		2356
1945	# dirty hack because... archetypes are not yet loaded	2357	# dirty hack because... archetypes are not yet loaded
1946	Event->timer (	2358	Event->timer (
1947	after => 2,	2359	after => 10,
1948	cb => sub {	2360	cb => sub {
1949	$_[0]->w->cancel;	2361	$_[0]->w->cancel;
1950		2362
1951	# provide some exits "home"	2363	# provide some exits "home"
1952	my $exit = cf::object::new "exit";	2364	my $exit = cf::object::new "exit";
…		…
1991	reentrant => 0,	2403	reentrant => 0,
1992	prio => 0,	2404	prio => 0,
1993	at => $NEXT_TICK \|\| $TICK,	2405	at => $NEXT_TICK \|\| $TICK,
1994	data => WF_AUTOCANCEL,	2406	data => WF_AUTOCANCEL,
1995	cb => sub {	2407	cb => sub {
1996	unless ($FREEZE) {
1997	cf::server_tick; # one server iteration	2408	cf::server_tick; # one server iteration
1998	$RUNTIME += $TICK;	2409	$RUNTIME += $TICK;
1999	}
2000
2001	$NEXT_TICK += $TICK;	2410	$NEXT_TICK += $TICK;
		2411
		2412	$WAIT_FOR_TICK->broadcast;
		2413	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2002		2414
2003	# if we are delayed by four ticks or more, skip them all	2415	# if we are delayed by four ticks or more, skip them all
2004	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2416	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2005		2417
2006	$TICK_WATCHER->at ($NEXT_TICK);	2418	$TICK_WATCHER->at ($NEXT_TICK);
…		…
2028	or warn "ERROR: unable to write runtime file: $!";	2440	or warn "ERROR: unable to write runtime file: $!";
2029	})->();	2441	})->();
2030	},	2442	},
2031	);	2443	);
2032		2444
		2445	END { cf::emergency_save }
		2446
2033	1	2447	1
2034		2448

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.111 by root, Mon Jan 1 12:28:47 2007 UTC vs. Revision 1.155 by root, Tue Jan 9 21:32:42 2007 UTC

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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.111 by root, Mon Jan 1 12:28:47 2007 UTC vs.
Revision 1.155 by root, Tue Jan 9 21:32:42 2007 UTC