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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.120 by root, Tue Jan 2 11:08:36 2007 UTC vs.
Revision 1.154 by root, Tue Jan 9 15:36:19 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
28	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	29	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
29	$YAML::Syck::ImplicitUnicode = 1;	30	$YAML::Syck::ImplicitUnicode = 1;
30		31
31	$Coro::main->prio (2); # run main coroutine ("the server") with very high priority	32	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
32		33
33	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	34	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 = ();
…		…
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
57		58
58	binmode STDOUT;	59	binmode STDOUT;
59	binmode STDERR;	60	binmode STDERR;
60		61
61	# read virtual server time, if available	62	# read virtual server time, if available
…		…
71	mkdir cf::localdir . "/" . cf::uniquedir;	72	mkdir cf::localdir . "/" . cf::uniquedir;
72	mkdir $RANDOM_MAPS;	73	mkdir $RANDOM_MAPS;
73		74
74	# a special map that is always available	75	# a special map that is always available
75	our $LINK_MAP;	76	our $LINK_MAP;
76		77	our $EMERGENCY_POSITION;
77	our $EMERGENCY_POSITION = $cf::CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];
78		78
79	#############################################################################	79	#############################################################################
80		80
81	=head2 GLOBAL VARIABLES	81	=head2 GLOBAL VARIABLES
82		82
…		…
119	utf8::encode $msg;	119	utf8::encode $msg;
120		120
121	$msg .= "\n"	121	$msg .= "\n"
122	unless $msg =~ /\n$/;	122	unless $msg =~ /\n$/;
123		123
124	LOG llevError, "cfperl: $msg";	124	LOG llevError, $msg;
125	};	125	};
126	}	126	}
127		127
128	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	128	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
129	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	129	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
…		…
155		155
156	=head2 UTILITY FUNCTIONS	156	=head2 UTILITY FUNCTIONS
157		157
158	=over 4	158	=over 4
159		159
		160	=item dumpval $ref
		161
160	=cut	162	=cut
		163
		164	sub dumpval {
		165	eval {
		166	local $SIG{__DIE__};
		167	my $d;
		168	if (1) {
		169	$d = new Data::Dumper([$_[0]], ["*var"]);
		170	$d->Terse(1);
		171	$d->Indent(2);
		172	$d->Quotekeys(0);
		173	$d->Useqq(1);
		174	#$d->Bless(...);
		175	$d->Seen($_[1]) if @_ > 1;
		176	$d = $d->Dump();
		177	}
		178	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
		179	$d
		180	} \|\| "[unable to dump $_[0]: '$@']";
		181	}
161		182
162	use JSON::Syck (); # TODO# replace by JSON::PC once working	183	use JSON::Syck (); # TODO# replace by JSON::PC once working
163		184
164	=item $ref = cf::from_json $json	185	=item $ref = cf::from_json $json
165		186
…		…
181	sub to_json($) {	202	sub to_json($) {
182	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs	203	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
183	JSON::Syck::Dump $_[0]	204	JSON::Syck::Dump $_[0]
184	}	205	}
185		206
186	=item my $guard = cf::guard { BLOCK }
187
188	Run the given callback when the guard object gets destroyed (useful for
189	coroutine cancellations).
190
191	You can call C<< ->cancel >> on the guard object to stop the block from
192	being executed.
193
194	=cut
195
196	sub guard(&) {
197	bless \(my $cb = $_[0]), cf::guard::;
198	}
199
200	sub cf::guard::cancel {
201	${$_[0]} = sub { };
202	}
203
204	sub cf::guard::DESTROY {
205	${$_[0]}->();
206	}
207
208	=item cf::lock_wait $string	207	=item cf::lock_wait $string
209		208
210	Wait until the given lock is available. See cf::lock_acquire.	209	Wait until the given lock is available. See cf::lock_acquire.
211		210
212	=item my $lock = cf::lock_acquire $string	211	=item my $lock = cf::lock_acquire $string
213		212
214	Wait until the given lock is available and then acquires it and returns	213	Wait until the given lock is available and then acquires it and returns
215	a guard object. If the guard object gets destroyed (goes out of scope,	214	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
216	for example when the coroutine gets canceled), the lock is automatically	215	for example when the coroutine gets canceled), the lock is automatically
217	returned.	216	returned.
218		217
219	Lock names should begin with a unique identifier (for example, find_map	218	Lock names should begin with a unique identifier (for example, cf::map::find
220	uses map_find and load_map uses map_load).	219	uses map_find and cf::map::load uses map_load).
221		220
222	=cut	221	=cut
223		222
224	our %LOCK;	223	our %LOCK;
225		224
…		…
239	# wait, to be sure we are not locked	238	# wait, to be sure we are not locked
240	lock_wait $key;	239	lock_wait $key;
241		240
242	$LOCK{$key} = [];	241	$LOCK{$key} = [];
243		242
244	cf::guard {	243	Coro::guard {
245	# wake up all waiters, to be on the safe side	244	# wake up all waiters, to be on the safe side
246	$_->ready for @{ delete $LOCK{$key} };	245	$_->ready for @{ delete $LOCK{$key} };
247	}	246	}
248	}	247	}
		248
		249	sub freeze_mainloop {
		250	return unless $TICK_WATCHER->is_active;
		251
		252	my $guard = Coro::guard { $TICK_WATCHER->start };
		253	$TICK_WATCHER->stop;
		254	$guard
		255	}
		256
		257	=item cf::async { BLOCK }
		258
		259	Currently the same as Coro::async_pool, meaning you cannot use
		260	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
		261	thing you are allowed to do is call C<prio> on it.
		262
		263	=cut
		264
		265	BEGIN { *async = \&Coro::async_pool }
249		266
250	=item cf::sync_job { BLOCK }	267	=item cf::sync_job { BLOCK }
251		268
252	The design of crossfire+ requires that the main coro ($Coro::main) is	269	The design of crossfire+ requires that the main coro ($Coro::main) is
253	always able to handle events or runnable, as crossfire+ is only partly	270	always able to handle events or runnable, as crossfire+ is only partly
…		…
267	# this is the main coro, too bad, we have to block	284	# this is the main coro, too bad, we have to block
268	# till the operation succeeds, freezing the server :/	285	# till the operation succeeds, freezing the server :/
269		286
270	# TODO: use suspend/resume instead	287	# TODO: use suspend/resume instead
271	# (but this is cancel-safe)	288	# (but this is cancel-safe)
272	local $FREEZE = 1;	289	my $freeze_guard = freeze_mainloop;
273		290
274	my $busy = 1;	291	my $busy = 1;
275	my @res;	292	my @res;
276		293
277	(Coro::async {	294	(async {
278	@res = eval { $job->() };	295	@res = eval { $job->() };
279	warn $@ if $@;	296	warn $@ if $@;
280	undef $busy;	297	undef $busy;
281	})->prio (Coro::PRIO_MAX);	298	})->prio (Coro::PRIO_MAX);
282		299
283	while ($busy) {	300	while ($busy) {
284	Coro::cede_notself;	301	Coro::cede or Event::one_event;
285	Event::one_event unless Coro::nready;
286	}	302	}
287		303
288	wantarray ? @res : $res[0]	304	wantarray ? @res : $res[0]
289	} else {	305	} else {
290	# we are in another coroutine, how wonderful, everything just works	306	# we are in another coroutine, how wonderful, everything just works
291		307
292	$job->()	308	$job->()
293	}	309	}
294	}	310	}
295		311
296	=item $coro = cf::coro { BLOCK }	312	=item $coro = cf::async_ext { BLOCK }
297		313
298	Creates and returns a new coro. This coro is automcatially being canceled	314	Like async, but this coro is automcatially being canceled when the
299	when the extension calling this is being unloaded.	315	extension calling this is being unloaded.
300		316
301	=cut	317	=cut
302		318
303	sub coro(&) {	319	sub async_ext(&) {
304	my $cb = shift;	320	my $cb = shift;
305		321
306	my $coro; $coro = async {	322	my $coro = &Coro::async ($cb);
307	eval {
308	$cb->();
309	};
310	warn $@ if $@;
311	};
312		323
313	$coro->on_destroy (sub {	324	$coro->on_destroy (sub {
314	delete $EXT_CORO{$coro+0};	325	delete $EXT_CORO{$coro+0};
315	});	326	});
316	$EXT_CORO{$coro+0} = $coro;	327	$EXT_CORO{$coro+0} = $coro;
…		…
345	=cut	356	=cut
346		357
347	#############################################################################	358	#############################################################################
348		359
349	package cf::path;	360	package cf::path;
		361
		362	# used to convert map paths into valid unix filenames by repalcing / by ∕
		363	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
350		364
351	sub new {	365	sub new {
352	my ($class, $path, $base) = @_;	366	my ($class, $path, $base) = @_;
353		367
354	$path = $path->as_string if ref $path;	368	$path = $path->as_string if ref $path;
…		…
418	# }	432	# }
419	}	433	}
420		434
421	# escape the /'s in the path	435	# escape the /'s in the path
422	sub _escaped_path {	436	sub _escaped_path {
423	# ∕ is U+2215
424	(my $path = $_[0]{path}) =~ s/\//∕/g;	437	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
425	$path	438	$path
426	}	439	}
427		440
428	# the original (read-only) location	441	# the original (read-only) location
429	sub load_path {	442	sub load_path {
…		…
1083		1096
1084	=head2 CORE EXTENSIONS	1097	=head2 CORE EXTENSIONS
1085		1098
1086	Functions and methods that extend core crossfire objects.	1099	Functions and methods that extend core crossfire objects.
1087		1100
		1101	=cut
		1102
		1103	package cf::player;
		1104
		1105	use Coro::AIO;
		1106
1088	=head3 cf::player	1107	=head3 cf::player
1089		1108
1090	=over 4	1109	=over 4
1091		1110
1092	=item cf::player::exists $login	1111	=item cf::player::find $login
1093		1112
1094	Returns true when the given account exists.	1113	Returns the given player object, loading it if necessary (might block).
1095		1114
1096	=cut	1115	=cut
1097		1116
1098	sub cf::player::exists($) {	1117	sub playerdir($) {
1099	cf::player::find $_[0]	1118	cf::localdir
1100	or -f sprintf "%s/%s/%s/%s.pl", cf::localdir, cf::playerdir, ($_[0]) x 2;	1119	. "/"
		1120	. cf::playerdir
		1121	. "/"
		1122	. (ref $_[0] ? $_[0]->ob->name : $_[0])
		1123	}
		1124
		1125	sub path($) {
		1126	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
		1127
		1128	(playerdir $login) . "/$login.pl"
		1129	}
		1130
		1131	sub find_active($) {
		1132	$cf::PLAYER{$_[0]}
		1133	and $cf::PLAYER{$_[0]}->active
		1134	and $cf::PLAYER{$_[0]}
		1135	}
		1136
		1137	sub exists($) {
		1138	my ($login) = @_;
		1139
		1140	$cf::PLAYER{$login}
		1141	or cf::sync_job { !aio_stat $login }
		1142	}
		1143
		1144	sub find($) {
		1145	return $cf::PLAYER{$_[0]} \|\| do {
		1146	my $login = $_[0];
		1147
		1148	my $guard = cf::lock_acquire "user_find:$login";
		1149
		1150	$cf::PLAYER{$_[0]} \|\| do {
		1151	my $pl = load_pl path $login
		1152	or return;
		1153	$cf::PLAYER{$login} = $pl
		1154	}
		1155	}
		1156	}
		1157
		1158	sub save($) {
		1159	my ($pl) = @_;
		1160
		1161	return if $pl->{deny_save};
		1162
		1163	my $path = path $pl;
		1164	my $guard = cf::lock_acquire "user_save:$path";
		1165
		1166	return if $pl->{deny_save};
		1167
		1168	aio_mkdir playerdir $pl, 0770;
		1169	$pl->{last_save} = $cf::RUNTIME;
		1170
		1171	$pl->save_pl ($path);
		1172	Coro::cede;
		1173	}
		1174
		1175	sub new($) {
		1176	my ($login) = @_;
		1177
		1178	my $self = create;
		1179
		1180	$self->ob->name ($login);
		1181	$self->{deny_save} = 1;
		1182
		1183	$cf::PLAYER{$login} = $self;
		1184
		1185	$self
		1186	}
		1187
		1188	=item $pl->quit_character
		1189
		1190	Nukes the player without looking back. If logged in, the connection will
		1191	be destroyed. May block for a long time.
		1192
		1193	=cut
		1194
		1195	sub quit_character {
		1196	my ($pl) = @_;
		1197
		1198	$pl->{deny_save} = 1;
		1199	$pl->password ("*"); # this should lock out the player until we nuked the dir
		1200
		1201	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
		1202	$pl->deactivate;
		1203	$pl->invoke (cf::EVENT_PLAYER_QUIT);
		1204	$pl->ns->destroy if $pl->ns;
		1205
		1206	my $path = playerdir $pl;
		1207	my $temp = "$path~$cf::RUNTIME~deleting~";
		1208	aio_rename $path, $temp;
		1209	delete $cf::PLAYER{$pl->ob->name};
		1210	$pl->destroy;
		1211	IO::AIO::aio_rmtree $temp;
		1212	}
		1213
		1214	=item cf::player::list_logins
		1215
		1216	Returns am arrayref of all valid playernames in the system, can take a
		1217	while and may block, so not sync_job-capable, ever.
		1218
		1219	=cut
		1220
		1221	sub list_logins {
		1222	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir
		1223	or return [];
		1224
		1225	my @logins;
		1226
		1227	for my $login (@$dirs) {
		1228	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;
		1229	aio_read $fh, 0, 512, my $buf, 0 or next;
		1230	$buf !~ /^password -------------$/ or next; # official not-valid tag
		1231
		1232	utf8::decode $login;
		1233	push @logins, $login;
		1234	}
		1235
		1236	\@logins
		1237	}
		1238
		1239	=item $player->maps
		1240
		1241	Returns an arrayref of cf::path's of all maps that are private for this
		1242	player. May block.
		1243
		1244	=cut
		1245
		1246	sub maps($) {
		1247	my ($pl) = @_;
		1248
		1249	my $files = aio_readdir playerdir $pl
		1250	or return;
		1251
		1252	my @paths;
		1253
		1254	for (@$files) {
		1255	utf8::decode $_;
		1256	next if /\.(?:pl\|pst)$/;
		1257	next unless /^$PATH_SEP/;
		1258
		1259	s/$PATH_SEP/\//g;
		1260	push @paths, new cf::path "~" . $pl->ob->name . "/" . $_;
		1261	}
		1262
		1263	\@paths
1101	}	1264	}
1102		1265
1103	=item $player->ext_reply ($msgid, $msgtype, %msg)	1266	=item $player->ext_reply ($msgid, $msgtype, %msg)
1104		1267
1105	Sends an ext reply to the player.	1268	Sends an ext reply to the player.
1106		1269
1107	=cut	1270	=cut
1108		1271
1109	sub cf::player::ext_reply($$$%) {	1272	sub ext_reply($$$%) {
1110	my ($self, $id, %msg) = @_;	1273	my ($self, $id, %msg) = @_;
1111		1274
1112	$msg{msgid} = $id;	1275	$msg{msgid} = $id;
1113		1276
1114	$self->send ("ext " . to_json \%msg);	1277	$self->send ("ext " . cf::to_json \%msg);
1115	}	1278	}
		1279
		1280	package cf;
1116		1281
1117	=back	1282	=back
1118		1283
1119		1284
1120	=head3 cf::map	1285	=head3 cf::map
…		…
1126	package cf::map;	1291	package cf::map;
1127		1292
1128	use Fcntl;	1293	use Fcntl;
1129	use Coro::AIO;	1294	use Coro::AIO;
1130		1295
1131	our $MAX_RESET = 7200;	1296	our $MAX_RESET = 3600;
1132	our $DEFAULT_RESET = 3600;	1297	our $DEFAULT_RESET = 3000;
1133		1298
1134	sub generate_random_map {	1299	sub generate_random_map {
1135	my ($path, $rmp) = @_;	1300	my ($path, $rmp) = @_;
1136		1301
1137	# mit "rum" bekleckern, nicht	1302	# mit "rum" bekleckern, nicht
…		…
1153	# and all this just because we cannot iterate over	1318	# and all this just because we cannot iterate over
1154	# all maps in C++...	1319	# all maps in C++...
1155	sub change_all_map_light {	1320	sub change_all_map_light {
1156	my ($change) = @_;	1321	my ($change) = @_;
1157		1322
1158	$_->change_map_light ($change) for values %cf::MAP;	1323	$_->change_map_light ($change)
		1324	for grep $_->outdoor, values %cf::MAP;
1159	}	1325	}
1160		1326
1161	sub try_load_header($) {	1327	sub try_load_header($) {
1162	my ($path) = @_;	1328	my ($path) = @_;
1163		1329
…		…
1166	or return;	1332	or return;
1167		1333
1168	my $map = cf::map::new	1334	my $map = cf::map::new
1169	or return;	1335	or return;
1170		1336
		1337	# for better error messages only, will be overwritten
		1338	$map->path ($path);
		1339
1171	$map->load_header ($path)	1340	$map->load_header ($path)
1172	or return;	1341	or return;
1173		1342
1174	$map->{load_path} = $path;	1343	$map->{load_path} = $path;
1175		1344
1176	$map	1345	$map
1177	}	1346	}
1178		1347
		1348	sub find;
1179	sub find_map {	1349	sub find {
1180	my ($path, $origin) = @_;	1350	my ($path, $origin) = @_;
1181		1351
1182	#warn "find_map<$path,$origin>\n";#d#	1352	#warn "find<$path,$origin>\n";#d#
1183		1353
1184	$path = new cf::path $path, $origin && $origin->path;	1354	$path = new cf::path $path, $origin && $origin->path;
1185	my $key = $path->as_string;	1355	my $key = $path->as_string;
1186		1356
1187	cf::lock_wait "map_find:$key";	1357	cf::lock_wait "map_find:$key";
…		…
1190	my $guard = cf::lock_acquire "map_find:$key";	1360	my $guard = cf::lock_acquire "map_find:$key";
1191		1361
1192	# do it the slow way	1362	# do it the slow way
1193	my $map = try_load_header $path->save_path;	1363	my $map = try_load_header $path->save_path;
1194		1364
		1365	Coro::cede;
		1366
1195	if ($map) {	1367	if ($map) {
		1368	$map->last_access ((delete $map->{last_access})
		1369	\|\| $cf::RUNTIME); #d#
1196	# safety	1370	# safety
1197	$map->{instantiate_time} = $cf::RUNTIME	1371	$map->{instantiate_time} = $cf::RUNTIME
1198	if $map->{instantiate_time} > $cf::RUNTIME;	1372	if $map->{instantiate_time} > $cf::RUNTIME;
1199	} else {	1373	} else {
1200	if (my $rmp = $path->random_map_params) {	1374	if (my $rmp = $path->random_map_params) {
…		…
1205		1379
1206	$map or return;	1380	$map or return;
1207		1381
1208	$map->{load_original} = 1;	1382	$map->{load_original} = 1;
1209	$map->{instantiate_time} = $cf::RUNTIME;	1383	$map->{instantiate_time} = $cf::RUNTIME;
		1384	$map->last_access ($cf::RUNTIME);
1210	$map->instantiate;	1385	$map->instantiate;
1211		1386
1212	# per-player maps become, after loading, normal maps	1387	# per-player maps become, after loading, normal maps
1213	$map->per_player (0) if $path->{user_rel};	1388	$map->per_player (0) if $path->{user_rel};
1214	}	1389	}
1215	#Coro::Timer::sleep 1;#d#
1216		1390
1217	$map->path ($key);	1391	$map->path ($key);
1218	$map->{path} = $path;	1392	$map->{path} = $path;
1219	$map->{last_save} = $cf::RUNTIME;	1393	$map->{last_save} = $cf::RUNTIME;
1220	$map->last_access ($cf::RUNTIME);	1394
		1395	Coro::cede;
1221		1396
1222	if ($map->should_reset) {	1397	if ($map->should_reset) {
1223	$map->reset;	1398	$map->reset;
		1399	undef $guard;
1224	$map = find_map $path;	1400	$map = find $path
		1401	or return;
1225	}	1402	}
1226		1403
1227	$cf::MAP{$key} = $map	1404	$cf::MAP{$key} = $map
1228	}	1405	}
1229	}	1406	}
…		…
1250	if (aio_open $uniq, O_RDONLY, 0) {	1427	if (aio_open $uniq, O_RDONLY, 0) {
1251	$self->clear_unique_items;	1428	$self->clear_unique_items;
1252	$self->load_objects ($uniq, 0);	1429	$self->load_objects ($uniq, 0);
1253	}	1430	}
1254	}	1431	}
		1432
		1433	Coro::cede;
1255		1434
1256	# now do the right thing for maps	1435	# now do the right thing for maps
1257	$self->link_multipart_objects;	1436	$self->link_multipart_objects;
1258		1437
1259	if ($self->{path}->is_style_map) {	1438	if ($self->{path}->is_style_map) {
…		…
1267	$self->difficulty ($self->estimate_difficulty)	1446	$self->difficulty ($self->estimate_difficulty)
1268	unless $self->difficulty;	1447	unless $self->difficulty;
1269	$self->activate;	1448	$self->activate;
1270	}	1449	}
1271		1450
		1451	Coro::cede;
		1452
1272	$self->in_memory (cf::MAP_IN_MEMORY);	1453	$self->in_memory (cf::MAP_IN_MEMORY);
1273	}	1454	}
1274		1455
1275	sub load_map_sync {	1456	sub find_sync {
1276	my ($path, $origin) = @_;	1457	my ($path, $origin) = @_;
1277		1458
1278	#warn "load_map_sync<$path, $origin>\n";#d#	1459	cf::sync_job { cf::map::find $path, $origin }
		1460	}
1279		1461
1280	cf::sync_job {	1462	sub do_load_sync {
1281	my $map = cf::map::find_map $path, $origin	1463	my ($map) = @_;
1282	or return;	1464
1283	$map->load;	1465	cf::sync_job { $map->load };
1284	$map
1285	}
1286	}	1466	}
1287		1467
1288	sub save {	1468	sub save {
1289	my ($self) = @_;	1469	my ($self) = @_;
1290		1470
		1471	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1472
1291	$self->{last_save} = $cf::RUNTIME;	1473	$self->{last_save} = $cf::RUNTIME;
1292		1474
1293	return unless $self->dirty;	1475	return unless $self->dirty;
1294		1476
1295	my $save = $self->{path}->save_path; utf8::encode $save;	1477	my $save = $self->{path}->save_path; utf8::encode $save;
1296	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;	1478	my $uniq = $self->{path}->uniq_path; utf8::encode $uniq;
1297		1479
1298	$self->{load_path} = $save;	1480	$self->{load_path} = $save;
1299		1481
1300	return if $self->{deny_save};	1482	return if $self->{deny_save};
		1483
		1484	local $self->{last_access} = $self->last_access;#d#
		1485
		1486	cf::async {
		1487	$_->contr->save for $self->players;
		1488	};
1301		1489
1302	if ($uniq) {	1490	if ($uniq) {
1303	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	1491	$self->save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
1304	$self->save_objects ($uniq, cf::IO_UNIQUES);	1492	$self->save_objects ($uniq, cf::IO_UNIQUES);
1305	} else {	1493	} else {
…		…
1308	}	1496	}
1309		1497
1310	sub swap_out {	1498	sub swap_out {
1311	my ($self) = @_;	1499	my ($self) = @_;
1312		1500
		1501	# save first because save cedes
		1502	$self->save;
		1503
		1504	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1505
1313	return if $self->players;	1506	return if $self->players;
1314	return if $self->in_memory != cf::MAP_IN_MEMORY;	1507	return if $self->in_memory != cf::MAP_IN_MEMORY;
1315	return if $self->{deny_save};	1508	return if $self->{deny_save};
1316		1509
1317	$self->save;
1318	$self->clear;	1510	$self->clear;
1319	$self->in_memory (cf::MAP_SWAPPED);	1511	$self->in_memory (cf::MAP_SWAPPED);
1320	}	1512	}
1321		1513
1322	sub reset_at {	1514	sub reset_at {
…		…
1360	}	1552	}
1361		1553
1362	sub reset {	1554	sub reset {
1363	my ($self) = @_;	1555	my ($self) = @_;
1364		1556
		1557	my $lock = cf::lock_acquire "map_data:" . $self->path;
		1558
1365	return if $self->players;	1559	return if $self->players;
1366	return if $self->{path}{user_rel};#d#	1560	return if $self->{path}{user_rel};#d#
1367		1561
1368	warn "resetting map ", $self->path;#d#	1562	warn "resetting map ", $self->path;#d#
1369		1563
…		…
1388		1582
1389	sub customise_for {	1583	sub customise_for {
1390	my ($map, $ob) = @_;	1584	my ($map, $ob) = @_;
1391		1585
1392	if ($map->per_player) {	1586	if ($map->per_player) {
1393	return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path};	1587	return cf::map::find "~" . $ob->name . "/" . $map->{path}{path};
1394	}	1588	}
1395		1589
1396	$map	1590	$map
1397	}	1591	}
1398		1592
1399	sub emergency_save {	1593	sub emergency_save {
1400	local $cf::FREEZE = 1;	1594	my $freeze_guard = cf::freeze_mainloop;
1401		1595
1402	warn "enter emergency map save\n";	1596	warn "enter emergency perl save\n";
1403		1597
1404	cf::sync_job {	1598	cf::sync_job {
		1599	warn "begin emergency player save\n";
		1600	$_->save for values %cf::PLAYER;
		1601	warn "end emergency player save\n";
		1602
1405	warn "begin emergency map save\n";	1603	warn "begin emergency map save\n";
1406	$_->save for values %cf::MAP;	1604	$_->save for values %cf::MAP;
		1605	warn "end emergency map save\n";
1407	};	1606	};
1408		1607
1409	warn "end emergency map save\n";	1608	warn "leave emergency perl save\n";
1410	}	1609	}
1411		1610
1412	package cf;	1611	package cf;
1413		1612
1414	=back	1613	=back
…		…
1495	my $link_pos = delete $self->{_link_pos};	1694	my $link_pos = delete $self->{_link_pos};
1496		1695
1497	unless ($map) {	1696	unless ($map) {
1498	# restore original map position	1697	# restore original map position
1499	($map, $x, $y) = @{ $link_pos \|\| [] };	1698	($map, $x, $y) = @{ $link_pos \|\| [] };
1500	$map = cf::map::find_map $map;	1699	$map = cf::map::find $map;
1501		1700
1502	unless ($map) {	1701	unless ($map) {
1503	($map, $x, $y) = @$EMERGENCY_POSITION;	1702	($map, $x, $y) = @$EMERGENCY_POSITION;
1504	$map = cf::map::find_map $map	1703	$map = cf::map::find $map
1505	or die "FATAL: cannot load emergency map\n";	1704	or die "FATAL: cannot load emergency map\n";
1506	}	1705	}
1507	}	1706	}
1508		1707
1509	($x, $y) = (-1, -1)	1708	($x, $y) = (-1, -1)
…		…
1513	($x, $y) = ($map->enter_x, $map->enter_y)	1712	($x, $y) = ($map->enter_x, $map->enter_y)
1514	if $x <=0 && $y <= 0;	1713	if $x <=0 && $y <= 0;
1515		1714
1516	$map->load;	1715	$map->load;
1517		1716
		1717	return unless $self->contr->active;
1518	$self->activate_recursive;	1718	$self->activate_recursive;
1519	$self->enter_map ($map, $x, $y);	1719	$self->enter_map ($map, $x, $y);
1520	}	1720	}
1521		1721
1522	cf::player->attach (	1722	cf::player->attach (
…		…
1535		1735
1536	# try to abort aborted map switching on player login :)	1736	# try to abort aborted map switching on player login :)
1537	# should happen only on crashes	1737	# should happen only on crashes
1538	if ($pl->ob->{_link_pos}) {	1738	if ($pl->ob->{_link_pos}) {
1539	$pl->ob->enter_link;	1739	$pl->ob->enter_link;
1540	Coro::async {	1740	(async {
1541	# we need this sleep as the login has a concurrent enter_exit running	1741	# we need this sleep as the login has a concurrent enter_exit running
1542	# and this sleep increases chances of the player not ending up in scorn	1742	# and this sleep increases chances of the player not ending up in scorn
		1743	$pl->ob->reply (undef,
		1744	"There was an internal problem at your last logout, "
		1745	. "the server will try to bring you to your intended destination in a second.",
		1746	cf::NDI_RED);
1543	Coro::Timer::sleep 1;	1747	Coro::Timer::sleep 1;
1544	$pl->ob->leave_link;	1748	$pl->ob->leave_link;
1545	};	1749	})->prio (2);
1546	}	1750	}
1547	},	1751	},
1548	);	1752	);
1549		1753
1550	=item $player_object->goto_map ($path, $x, $y)	1754	=item $player_object->goto ($path, $x, $y)
1551		1755
1552	=cut	1756	=cut
1553		1757
1554	sub cf::object::player::goto_map {	1758	sub cf::object::player::goto {
1555	my ($self, $path, $x, $y) = @_;	1759	my ($self, $path, $x, $y) = @_;
1556		1760
		1761	$path = new cf::path $path;
		1762	$path ne "/" or Carp::cluck ("oy");#d#
		1763
1557	$self->enter_link;	1764	$self->enter_link;
1558		1765
1559	(Coro::async {	1766	(async {
1560	$path = new cf::path $path;
1561
1562	my $map = cf::map::find_map $path->as_string;	1767	my $map = cf::map::find $path->as_string;
1563	$map = $map->customise_for ($self) if $map;	1768	$map = $map->customise_for ($self) if $map;
1564		1769
1565	# warn "entering ", $map->path, " at ($x, $y)\n"	1770	# warn "entering ", $map->path, " at ($x, $y)\n"
1566	# if $map;	1771	# if $map;
1567		1772
1568	$map or $self->message ("The exit is closed", cf::NDI_UNIQUE \| cf::NDI_RED);	1773	$map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);
1569		1774
1570	$self->leave_link ($map, $x, $y);	1775	$self->leave_link ($map, $x, $y);
1571	})->prio (1);	1776	})->prio (1);
1572	}	1777	}
1573		1778
…		…
1626		1831
1627	return unless $self->type == cf::PLAYER;	1832	return unless $self->type == cf::PLAYER;
1628		1833
1629	$self->enter_link;	1834	$self->enter_link;
1630		1835
1631	(Coro::async {	1836	(async {
		1837	$self->deactivate_recursive; # just to be sure
1632	unless (eval {	1838	unless (eval {
1633
1634	prepare_random_map $exit	1839	prepare_random_map $exit
1635	if $exit->slaying eq "/!";	1840	if $exit->slaying eq "/!";
1636		1841
1637	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;	1842	my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path;
1638	$self->goto_map ($path, $exit->stats->hp, $exit->stats->sp);	1843	$self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1639		1844
1640	1;	1845	1;
1641	}) {	1846	}) {
1642	$self->message ("Something went wrong deep within the crossfire server. "	1847	$self->message ("Something went wrong deep within the crossfire server. "
1643	. "I'll try to bring you back to the map you were before. "	1848	. "I'll try to bring you back to the map you were before. "
…		…
1700	on_reply => sub {	1905	on_reply => sub {
1701	my ($ns, $msg) = @_;	1906	my ($ns, $msg) = @_;
1702		1907
1703	# this weird shuffling is so that direct followup queries	1908	# this weird shuffling is so that direct followup queries
1704	# get handled first	1909	# get handled first
1705	my $queue = delete $ns->{query_queue};	1910	my $queue = delete $ns->{query_queue}
		1911	or return; # be conservative, not sure how that can happen, but we saw a crash here
1706		1912
1707	(shift @$queue)->[1]->($msg);	1913	(shift @$queue)->[1]->($msg);
1708		1914
1709	push @{ $ns->{query_queue} }, @$queue;	1915	push @{ $ns->{query_queue} }, @$queue;
1710		1916
…		…
1716	}	1922	}
1717	}	1923	}
1718	},	1924	},
1719	);	1925	);
1720		1926
1721	=item $client->coro (\&cb)	1927	=item $client->async (\&cb)
1722		1928
1723	Create a new coroutine, running the specified callback. The coroutine will	1929	Create a new coroutine, running the specified callback. The coroutine will
1724	be automatically cancelled when the client gets destroyed (e.g. on logout,	1930	be automatically cancelled when the client gets destroyed (e.g. on logout,
1725	or loss of connection).	1931	or loss of connection).
1726		1932
1727	=cut	1933	=cut
1728		1934
1729	sub cf::client::coro {	1935	sub cf::client::async {
1730	my ($self, $cb) = @_;	1936	my ($self, $cb) = @_;
1731		1937
1732	my $coro; $coro = async {	1938	my $coro = &Coro::async ($cb);
1733	eval {
1734	$cb->();
1735	};
1736	warn $@ if $@;
1737	};
1738		1939
1739	$coro->on_destroy (sub {	1940	$coro->on_destroy (sub {
1740	delete $self->{_coro}{$coro+0};	1941	delete $self->{_coro}{$coro+0};
1741	});	1942	});
1742		1943
…		…
1914		2115
1915	{	2116	{
1916	my $path = cf::localdir . "/database.pst";	2117	my $path = cf::localdir . "/database.pst";
1917		2118
1918	sub db_load() {	2119	sub db_load() {
1919	warn "loading database $path\n";#d# remove later
1920	$DB = stat $path ? Storable::retrieve $path : { };	2120	$DB = stat $path ? Storable::retrieve $path : { };
1921	}	2121	}
1922		2122
1923	my $pid;	2123	my $pid;
1924		2124
1925	sub db_save() {	2125	sub db_save() {
1926	warn "saving database $path\n";#d# remove later
1927	waitpid $pid, 0 if $pid;	2126	waitpid $pid, 0 if $pid;
1928	if (0 == ($pid = fork)) {	2127	if (0 == ($pid = fork)) {
1929	$DB->{_meta}{version} = 1;	2128	$DB->{_meta}{version} = 1;
1930	Storable::nstore $DB, "$path~";	2129	Storable::nstore $DB, "$path~";
1931	rename "$path~", $path;	2130	rename "$path~", $path;
…		…
1979	open my $fh, "<:utf8", cf::confdir . "/config"	2178	open my $fh, "<:utf8", cf::confdir . "/config"
1980	or return;	2179	or return;
1981		2180
1982	local $/;	2181	local $/;
1983	*CFG = YAML::Syck::Load <$fh>;	2182	*CFG = YAML::Syck::Load <$fh>;
		2183
		2184	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];
		2185
		2186	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
		2187	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
		2188
		2189	if (exists $CFG{mlockall}) {
		2190	eval {
		2191	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
		2192	and die "WARNING: m(un)lockall failed: $!\n";
		2193	};
		2194	warn $@ if $@;
		2195	}
1984	}	2196	}
1985		2197
1986	sub main {	2198	sub main {
1987	# we must not ever block the main coroutine	2199	# we must not ever block the main coroutine
1988	local $Coro::idle = sub {	2200	local $Coro::idle = sub {
1989	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	2201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
1990	(Coro::unblock_sub {
1991	Event::one_event;	2202	async { Event::one_event };
1992	})->();
1993	};	2203	};
1994		2204
1995	cfg_load;	2205	cfg_load;
1996	db_load;	2206	db_load;
1997	load_extensions;	2207	load_extensions;
…		…
2008	return;	2218	return;
2009	}	2219	}
2010		2220
2011	warn "reloading...";	2221	warn "reloading...";
2012		2222
2013	local $FREEZE = 1;	2223	my $guard = freeze_mainloop;
2014	cf::emergency_save;	2224	cf::emergency_save;
2015		2225
2016	eval {	2226	eval {
2017	# if anything goes wrong in here, we should simply crash as we already saved	2227	# if anything goes wrong in here, we should simply crash as we already saved
2018		2228
…		…
2080	cf::load_extensions;	2290	cf::load_extensions;
2081		2291
2082	# reattach attachments to objects	2292	# reattach attachments to objects
2083	warn "reattach";	2293	warn "reattach";
2084	_global_reattach;	2294	_global_reattach;
		2295	reattach $_ for values %MAP;
2085	};	2296	};
2086		2297
2087	if ($@) {	2298	if ($@) {
2088	warn $@;	2299	warn $@;
2089	warn "error while reloading, exiting.";	2300	warn "error while reloading, exiting.";
…		…
2105	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";	2316	$LINK_MAP->{path} = bless { path => "{link}" }, "cf::path";
2106	$LINK_MAP->in_memory (MAP_IN_MEMORY);	2317	$LINK_MAP->in_memory (MAP_IN_MEMORY);
2107		2318
2108	# dirty hack because... archetypes are not yet loaded	2319	# dirty hack because... archetypes are not yet loaded
2109	Event->timer (	2320	Event->timer (
2110	after => 2,	2321	after => 10,
2111	cb => sub {	2322	cb => sub {
2112	$_[0]->w->cancel;	2323	$_[0]->w->cancel;
2113		2324
2114	# provide some exits "home"	2325	# provide some exits "home"
2115	my $exit = cf::object::new "exit";	2326	my $exit = cf::object::new "exit";
…		…
2154	reentrant => 0,	2365	reentrant => 0,
2155	prio => 0,	2366	prio => 0,
2156	at => $NEXT_TICK \|\| $TICK,	2367	at => $NEXT_TICK \|\| $TICK,
2157	data => WF_AUTOCANCEL,	2368	data => WF_AUTOCANCEL,
2158	cb => sub {	2369	cb => sub {
2159	unless ($FREEZE) {
2160	cf::server_tick; # one server iteration	2370	cf::server_tick; # one server iteration
2161	$RUNTIME += $TICK;	2371	$RUNTIME += $TICK;
2162	}
2163
2164	$NEXT_TICK += $TICK;	2372	$NEXT_TICK += $TICK;
2165		2373
2166	# if we are delayed by four ticks or more, skip them all	2374	# if we are delayed by four ticks or more, skip them all
2167	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	2375	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2168		2376
…		…
2191	or warn "ERROR: unable to write runtime file: $!";	2399	or warn "ERROR: unable to write runtime file: $!";
2192	})->();	2400	})->();
2193	},	2401	},
2194	);	2402	);
2195		2403
		2404	END { cf::emergency_save }
		2405
2196	1	2406	1
2197		2407

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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.120 by root, Tue Jan 2 11:08:36 2007 UTC vs. Revision 1.154 by root, Tue Jan 9 15:36:19 2007 UTC

Diff Legend

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.120 by root, Tue Jan 2 11:08:36 2007 UTC vs.
Revision 1.154 by root, Tue Jan 9 15:36:19 2007 UTC