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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.186 by root, Sat Jan 20 01:12:39 2007 UTC vs.
Revision 1.230 by root, Mon Apr 2 18:04:46 2007 UTC

… …
4use strict; 4use strict;
5 5
6use Symbol; 6use Symbol;
7use List::Util; 7use List::Util;
8use Storable; 8use Storable;
9use Event;
9use Opcode; 10use Opcode;
10use Safe; 11use Safe;
11use Safe::Hole; 12use Safe::Hole;
12 13
13use Coro 3.4 (); 14use Coro 3.52 ();
15use Coro::State;
14use Coro::Event; 16use Coro::Event;
15use Coro::Timer; 17use Coro::Timer;
16use Coro::Signal; 18use Coro::Signal;
17use Coro::Semaphore; 19use Coro::Semaphore;
18use Coro::AIO; 20use Coro::AIO;
19 21
22use BDB ();
20use Data::Dumper; 23use Data::Dumper;
21use Digest::MD5; 24use Digest::MD5;
22use Fcntl; 25use Fcntl;
26use YAML::Syck ();
23use IO::AIO 2.32 (); 27use IO::AIO 2.32 ();
24use YAML::Syck ();
25use Time::HiRes; 28use Time::HiRes;
29use Compress::LZF;
26 30
31# configure various modules to our taste
32#
33Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
34Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
35
27use Event; $Event::Eval = 1; # no idea why this is required, but it is 36$Event::Eval = 1; # no idea why this is required, but it is
28
29sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
30 37
31# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode? 38# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
32$YAML::Syck::ImplicitUnicode = 1; 39$YAML::Syck::ImplicitUnicode = 1;
33 40
34$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 41$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
42
43sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
35 44
36our %COMMAND = (); 45our %COMMAND = ();
37our %COMMAND_TIME = (); 46our %COMMAND_TIME = ();
38 47
39our @EXTS = (); # list of extension package names 48our @EXTS = (); # list of extension package names
40our %EXTCMD = (); 49our %EXTCMD = ();
41our %EXT_CORO = (); # coroutines bound to extensions 50our %EXT_CORO = (); # coroutines bound to extensions
42our %EXT_MAP = (); # pluggable maps 51our %EXT_MAP = (); # pluggable maps
43 52
53our $RELOAD; # number of reloads so far
44our @EVENT; 54our @EVENT;
45our $LIBDIR = datadir . "/ext"; 55our $LIBDIR = datadir . "/ext";
46 56
47our $TICK = MAX_TIME * 1e-6; 57our $TICK = MAX_TIME * 1e-6;
48our $TICK_WATCHER; 58our $TICK_WATCHER;
49our $AIO_POLL_WATCHER; 59our $AIO_POLL_WATCHER;
50our $WRITE_RUNTIME_WATCHER; 60our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
51our $NEXT_TICK; 61our $NEXT_TICK;
52our $NOW; 62our $NOW;
63our $USE_FSYNC = 1; # use fsync to write maps - default off
64
65our $BDB_POLL_WATCHER;
66our $DB_ENV;
53 67
54our %CFG; 68our %CFG;
55 69
56our $UPTIME; $UPTIME ||= time; 70our $UPTIME; $UPTIME ||= time;
57our $RUNTIME; 71our $RUNTIME;
58 72
59our %PLAYER; # all users 73our %PLAYER; # all users
60our %MAP; # all maps 74our %MAP; # all maps
61our $LINK_MAP; # the special {link} map, which is always available 75our $LINK_MAP; # the special {link} map, which is always available
62our $RANDOM_MAPS = cf::localdir . "/random"; 76our $RANDOM_MAPS = cf::localdir . "/random";
77our $BDB_ENV_DIR = cf::localdir . "/db";
63 78
64our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal; 79our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
65our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal; 80our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
66 81
67# used to convert map paths into valid unix filenames by replacing / by ∕ 82# used to convert map paths into valid unix filenames by replacing / by ∕
… …
80mkdir cf::localdir; 95mkdir cf::localdir;
81mkdir cf::localdir . "/" . cf::playerdir; 96mkdir cf::localdir . "/" . cf::playerdir;
82mkdir cf::localdir . "/" . cf::tmpdir; 97mkdir cf::localdir . "/" . cf::tmpdir;
83mkdir cf::localdir . "/" . cf::uniquedir; 98mkdir cf::localdir . "/" . cf::uniquedir;
84mkdir $RANDOM_MAPS; 99mkdir $RANDOM_MAPS;
100mkdir $BDB_ENV_DIR;
85 101
86our $EMERGENCY_POSITION; 102our $EMERGENCY_POSITION;
103
104sub cf::map::normalise;
87 105
88############################################################################# 106#############################################################################
89 107
90=head2 GLOBAL VARIABLES 108=head2 GLOBAL VARIABLES
91 109
… …
190 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 208 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
191 $d 209 $d
192 } || "[unable to dump $_[0]: '$@']"; 210 } || "[unable to dump $_[0]: '$@']";
193} 211}
194 212
195use JSON::Syck (); # TODO# replace by JSON::PC once working 213use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
196 214
197=item $ref = cf::from_json $json 215=item $ref = cf::from_json $json
198 216
199Converts a JSON string into the corresponding perl data structure. 217Converts a JSON string into the corresponding perl data structure.
200 218
201=cut
202
203sub from_json($) {
204 $JSON::Syck::ImplicitUnicode = 1; # work around JSON::Syck bugs
205 JSON::Syck::Load $_[0]
206}
207
208=item $json = cf::to_json $ref 219=item $json = cf::to_json $ref
209 220
210Converts a perl data structure into its JSON representation. 221Converts a perl data structure into its JSON representation.
211
212=cut
213
214sub to_json($) {
215 $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
216 JSON::Syck::Dump $_[0]
217}
218 222
219=item cf::lock_wait $string 223=item cf::lock_wait $string
220 224
221Wait until the given lock is available. See cf::lock_acquire. 225Wait until the given lock is available. See cf::lock_acquire.
222 226
… …
261sub freeze_mainloop { 265sub freeze_mainloop {
262 return unless $TICK_WATCHER->is_active; 266 return unless $TICK_WATCHER->is_active;
263 267
264 my $guard = Coro::guard { 268 my $guard = Coro::guard {
265 $TICK_WATCHER->start; 269 $TICK_WATCHER->start;
266 $WRITE_RUNTIME_WATCHER->start;
267 }; 270 };
268 $WRITE_RUNTIME_WATCHER->stop;
269 $TICK_WATCHER->stop; 271 $TICK_WATCHER->stop;
270 $guard 272 $guard
271} 273}
272 274
273=item cf::async { BLOCK } 275=item cf::async { BLOCK }
… …
344 346
345 $coro 347 $coro
346} 348}
347 349
348sub write_runtime { 350sub write_runtime {
351 my $guard = cf::lock_acquire "write_runtime";
352
349 my $runtime = cf::localdir . "/runtime"; 353 my $runtime = cf::localdir . "/runtime";
350 354
351 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 355 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
352 or return; 356 or return;
353 357
… …
356 # 60 allows for the watchdog to kill the server. 360 # 60 allows for the watchdog to kill the server.
357 361
358 (aio_write $fh, 0, (length $value), $value, 0) <= 0 362 (aio_write $fh, 0, (length $value), $value, 0) <= 0
359 and return; 363 and return;
360 364
365 # always fsync - this file is important
361 aio_fsync $fh 366 aio_fsync $fh
362 and return; 367 and return;
363 368
364 close $fh 369 close $fh
365 or return; 370 or return;
366 371
367 aio_rename "$runtime~", $runtime 372 aio_rename "$runtime~", $runtime
368 and return; 373 and return;
369 374
370 1 375 1
376}
377
378=item cf::datalog type => key => value, ...
379
380Log a datalog packet of the given type with the given key-value pairs.
381
382=cut
383
384sub datalog($@) {
385 my ($type, %kv) = @_;
386 warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
371} 387}
372 388
373=back 389=back
374 390
375=cut 391=cut
… …
750 $filename, length $$rdata, scalar @$objs; 766 $filename, length $$rdata, scalar @$objs;
751 767
752 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 768 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
753 chmod SAVE_MODE, $fh; 769 chmod SAVE_MODE, $fh;
754 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 770 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
755 aio_fsync $fh; 771 aio_fsync $fh if $cf::USE_FSYNC;
756 close $fh; 772 close $fh;
757 773
758 if (@$objs) { 774 if (@$objs) {
759 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 775 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
760 chmod SAVE_MODE, $fh; 776 chmod SAVE_MODE, $fh;
761 my $data = Storable::nfreeze { version => 1, objs => $objs }; 777 my $data = Storable::nfreeze { version => 1, objs => $objs };
762 aio_write $fh, 0, (length $data), $data, 0; 778 aio_write $fh, 0, (length $data), $data, 0;
763 aio_fsync $fh; 779 aio_fsync $fh if $cf::USE_FSYNC;
764 close $fh; 780 close $fh;
765 aio_rename "$filename.pst~", "$filename.pst"; 781 aio_rename "$filename.pst~", "$filename.pst";
766 } 782 }
767 } else { 783 } else {
768 aio_unlink "$filename.pst"; 784 aio_unlink "$filename.pst";
… …
1017=cut 1033=cut
1018 1034
1019sub quit_character { 1035sub quit_character {
1020 my ($pl) = @_; 1036 my ($pl) = @_;
1021 1037
1038 my $name = $pl->ob->name;
1039
1022 $pl->{deny_save} = 1; 1040 $pl->{deny_save} = 1;
1023 $pl->password ("*"); # this should lock out the player until we nuked the dir 1041 $pl->password ("*"); # this should lock out the player until we nuked the dir
1024 1042
1025 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1043 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1026 $pl->deactivate; 1044 $pl->deactivate;
… …
1030 my $path = playerdir $pl; 1048 my $path = playerdir $pl;
1031 my $temp = "$path~$cf::RUNTIME~deleting~"; 1049 my $temp = "$path~$cf::RUNTIME~deleting~";
1032 aio_rename $path, $temp; 1050 aio_rename $path, $temp;
1033 delete $cf::PLAYER{$pl->ob->name}; 1051 delete $cf::PLAYER{$pl->ob->name};
1034 $pl->destroy; 1052 $pl->destroy;
1053
1054 my $prefix = qr<^~\Q$name\E/>;
1055
1056 # nuke player maps
1057 $cf::MAP{$_}->nuke for grep /$prefix/, keys %cf::MAP;
1058
1035 IO::AIO::aio_rmtree $temp; 1059 IO::AIO::aio_rmtree $temp;
1060}
1061
1062=item $pl->kick
1063
1064Kicks a player out of the game. This destroys the connection.
1065
1066=cut
1067
1068sub kick {
1069 my ($pl, $kicker) = @_;
1070
1071 $pl->invoke (cf::EVENT_PLAYER_KICK, $kicker);
1072 $pl->killer ("kicked");
1073 $pl->ns->destroy;
1036} 1074}
1037 1075
1038=item cf::player::list_logins 1076=item cf::player::list_logins
1039 1077
1040Returns am arrayref of all valid playernames in the system, can take a 1078Returns am arrayref of all valid playernames in the system, can take a
… …
1068=cut 1106=cut
1069 1107
1070sub maps($) { 1108sub maps($) {
1071 my ($pl) = @_; 1109 my ($pl) = @_;
1072 1110
1111 $pl = ref $pl ? $pl->ob->name : $pl;
1112
1073 my $files = aio_readdir playerdir $pl 1113 my $files = aio_readdir playerdir $pl
1074 or return; 1114 or return;
1075 1115
1076 my @paths; 1116 my @paths;
1077 1117
1078 for (@$files) { 1118 for (@$files) {
1079 utf8::decode $_; 1119 utf8::decode $_;
1080 next if /\.(?:pl|pst)$/; 1120 next if /\.(?:pl|pst)$/;
1081 next unless /^$PATH_SEP/o; 1121 next unless /^$PATH_SEP/o;
1082 1122
1083 s/\.map$//; 1123 push @paths, cf::map::normalise "~$pl/$_";
1084 push @paths, "~" . $pl->ob->name . "/" . $_;
1085 } 1124 }
1086 1125
1087 \@paths 1126 \@paths
1088} 1127}
1089 1128
… …
1140 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, 1179 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1141 (cf::region::find $rmp->{region}), $rmp->{custom} 1180 (cf::region::find $rmp->{region}), $rmp->{custom}
1142 ) 1181 )
1143} 1182}
1144 1183
1184=item cf::map->register ($regex, $prio)
1185
1186Register a handler for the map path matching the given regex at the
1187givne priority (higher is better, built-in handlers have priority 0, the
1188default).
1189
1190=cut
1191
1145sub register { 1192sub register {
1146 my (undef, $regex) = @_; 1193 my (undef, $regex, $prio) = @_;
1147 my $pkg = caller; 1194 my $pkg = caller;
1148 1195
1149 no strict; 1196 no strict;
1150 push @{"$pkg\::ISA"}, __PACKAGE__; 1197 push @{"$pkg\::ISA"}, __PACKAGE__;
1151 1198
1152 $EXT_MAP{$pkg} = qr<$regex>; 1199 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1153} 1200}
1154 1201
1155# also paths starting with '/' 1202# also paths starting with '/'
1156$EXT_MAP{"cf::map"} = qr{^(?=/)}; 1203$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];
1157 1204
1158sub thawer_merge { 1205sub thawer_merge {
1159 my ($self, $merge) = @_; 1206 my ($self, $merge) = @_;
1160 1207
1161 # we have to keep some variables in memory intact 1208 # we have to keep some variables in memory intact
… …
1167 $self->SUPER::thawer_merge ($merge); 1214 $self->SUPER::thawer_merge ($merge);
1168} 1215}
1169 1216
1170sub normalise { 1217sub normalise {
1171 my ($path, $base) = @_; 1218 my ($path, $base) = @_;
1219
1220 $path = "$path"; # make sure its a string
1221
1222 $path =~ s/\.map$//;
1172 1223
1173 # map plan: 1224 # map plan:
1174 # 1225 #
1175 # /! non-realised random map exit (special hack!) 1226 # /! non-realised random map exit (special hack!)
1176 # {... are special paths that are not being touched 1227 # {... are special paths that are not being touched
… …
1204 1255
1205 return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object 1256 return $path if UNIVERSAL::isa $path, "cf::map"; # already a map object
1206 1257
1207 $path = normalise $path, $base; 1258 $path = normalise $path, $base;
1208 1259
1209 for my $pkg (keys %EXT_MAP) { 1260 for my $pkg (sort { $EXT_MAP{$b}[0] <=> $EXT_MAP{$a}[0] } keys %EXT_MAP) {
1210 if ($path =~ $EXT_MAP{$pkg}) { 1261 if ($path =~ $EXT_MAP{$pkg}[1]) {
1211 my $self = bless cf::map::new, $pkg; 1262 my $self = bless cf::map::new, $pkg;
1212 $self->{path} = $path; $self->path ($path); 1263 $self->{path} = $path; $self->path ($path);
1213 $self->init; # pass $1 etc. 1264 $self->init; # pass $1 etc.
1214 return $self; 1265 return $self;
1215 } 1266 }
1216 } 1267 }
1217 1268
1218 Carp::carp "unable to resolve path '$path'."; 1269 Carp::carp "unable to resolve path '$path' (base '$base').";
1219 () 1270 ()
1220} 1271}
1221 1272
1222sub init { 1273sub init {
1223 my ($self) = @_; 1274 my ($self) = @_;
… …
1238 1289
1239# the original (read-only) location 1290# the original (read-only) location
1240sub load_path { 1291sub load_path {
1241 my ($self) = @_; 1292 my ($self) = @_;
1242 1293
1243 sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path} 1294 sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
1244} 1295}
1245 1296
1246# the temporary/swap location 1297# the temporary/swap location
1247sub save_path { 1298sub save_path {
1248 my ($self) = @_; 1299 my ($self) = @_;
1249 1300
1250 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1301 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1251 sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path 1302 sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
1252} 1303}
1253 1304
1254# the unique path, undef == no special unique path 1305# the unique path, undef == no special unique path
1255sub uniq_path { 1306sub uniq_path {
1256 my ($self) = @_; 1307 my ($self) = @_;
… …
1278 1329
1279sub load_header_from($) { 1330sub load_header_from($) {
1280 my ($self, $path) = @_; 1331 my ($self, $path) = @_;
1281 1332
1282 utf8::encode $path; 1333 utf8::encode $path;
1283 aio_open $path, O_RDONLY, 0 1334 #aio_open $path, O_RDONLY, 0
1284 or return; 1335 # or return;
1285 1336
1286 $self->_load_header ($path) 1337 $self->_load_header ($path)
1287 or return; 1338 or return;
1288 1339
1289 $self->{load_path} = $path; 1340 $self->{load_path} = $path;
1290 1341
1291 1 1342 1
1292} 1343}
1293 1344
1294sub load_orig { 1345sub load_header_orig {
1295 my ($self) = @_; 1346 my ($self) = @_;
1296 1347
1297 $self->load_header_from ($self->load_path) 1348 $self->load_header_from ($self->load_path)
1298} 1349}
1299 1350
1300sub load_temp { 1351sub load_header_temp {
1301 my ($self) = @_; 1352 my ($self) = @_;
1302 1353
1303 $self->load_header_from ($self->save_path) 1354 $self->load_header_from ($self->save_path)
1355}
1356
1357sub prepare_temp {
1358 my ($self) = @_;
1359
1360 $self->last_access ((delete $self->{last_access})
1361 || $cf::RUNTIME); #d#
1362 # safety
1363 $self->{instantiate_time} = $cf::RUNTIME
1364 if $self->{instantiate_time} > $cf::RUNTIME;
1365}
1366
1367sub prepare_orig {
1368 my ($self) = @_;
1369
1370 $self->{load_original} = 1;
1371 $self->{instantiate_time} = $cf::RUNTIME;
1372 $self->last_access ($cf::RUNTIME);
1373 $self->instantiate;
1304} 1374}
1305 1375
1306sub load_header { 1376sub load_header {
1307 my ($self) = @_; 1377 my ($self) = @_;
1308 1378
1309 if ($self->load_temp) { 1379 if ($self->load_header_temp) {
1310 $self->last_access ((delete $self->{last_access}) 1380 $self->prepare_temp;
1311 || $cf::RUNTIME); #d#
1312 # safety
1313 $self->{instantiate_time} = $cf::RUNTIME
1314 if $self->{instantiate_time} > $cf::RUNTIME;
1315 } else { 1381 } else {
1316 $self->load_orig 1382 $self->load_header_orig
1317 or return; 1383 or return;
1318 1384 $self->prepare_orig;
1319 $self->{load_original} = 1;
1320 $self->{instantiate_time} = $cf::RUNTIME;
1321 $self->last_access ($cf::RUNTIME);
1322 $self->instantiate;
1323 } 1385 }
1324 1386
1325 1 1387 1
1326} 1388}
1327 1389
… …
1341 $map->{last_save} = $cf::RUNTIME; 1403 $map->{last_save} = $cf::RUNTIME;
1342 1404
1343 $map->load_header 1405 $map->load_header
1344 or return; 1406 or return;
1345 1407
1346 if ($map->should_reset) { 1408 if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)
1347 # doing this can freeze the server in a sync job, obviously 1409 # doing this can freeze the server in a sync job, obviously
1348 #$cf::WAIT_FOR_TICK->wait; 1410 #$cf::WAIT_FOR_TICK->wait;
1349 $map->reset; 1411 $map->reset;
1350 undef $guard; 1412 undef $guard;
1351 $map = find $path 1413 return find $path;
1352 or return;
1353 } 1414 }
1354 1415
1355 $cf::MAP{$path} = $map 1416 $cf::MAP{$path} = $map
1356 } 1417 }
1357} 1418}
1419
1420sub pre_load { }
1421sub post_load { }
1358 1422
1359sub load { 1423sub load {
1360 my ($self) = @_; 1424 my ($self) = @_;
1361 1425
1426 local $self->{deny_reset} = 1; # loading can take a long time
1427
1362 my $path = $self->{path}; 1428 my $path = $self->{path};
1363 my $guard = cf::lock_acquire "map_load:$path"; 1429 my $guard = cf::lock_acquire "map_load:$path";
1364 1430
1365 return if $self->in_memory != cf::MAP_SWAPPED; 1431 return if $self->in_memory != cf::MAP_SWAPPED;
1366 1432
1367 $self->in_memory (cf::MAP_LOADING); 1433 $self->in_memory (cf::MAP_LOADING);
1368 1434
1369 $self->alloc; 1435 $self->alloc;
1436
1437 $self->pre_load;
1438
1370 $self->_load_objects ($self->{load_path}, 1) 1439 $self->_load_objects ($self->{load_path}, 1)
1371 or return; 1440 or return;
1372 1441
1373 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 1442 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1374 if delete $self->{load_original}; 1443 if delete $self->{load_original};
… …
1396 unless $self->difficulty; 1465 unless $self->difficulty;
1397 Coro::cede; 1466 Coro::cede;
1398 $self->activate; 1467 $self->activate;
1399 } 1468 }
1400 1469
1470 $self->post_load;
1471
1401 $self->in_memory (cf::MAP_IN_MEMORY); 1472 $self->in_memory (cf::MAP_IN_MEMORY);
1402} 1473}
1403 1474
1404sub customise_for { 1475sub customise_for {
1405 my ($self, $ob) = @_; 1476 my ($self, $ob) = @_;
… …
1469 delete $MAP_PREFETCH{$path}; 1540 delete $MAP_PREFETCH{$path};
1470 } 1541 }
1471 } 1542 }
1472 undef $MAP_PREFETCHER; 1543 undef $MAP_PREFETCHER;
1473 }; 1544 };
1545 $MAP_PREFETCHER->prio (6);
1474 1546
1475 () 1547 ()
1476} 1548}
1477 1549
1478sub save { 1550sub save {
… …
1548 return if $self->players; 1620 return if $self->players;
1549 return if $self->isa ("ext::map_per_player");#d# 1621 return if $self->isa ("ext::map_per_player");#d#
1550 1622
1551 warn "resetting map ", $self->path;#d# 1623 warn "resetting map ", $self->path;#d#
1552 1624
1625 $self->in_memory (cf::MAP_SWAPPED);
1626
1627 # need to save uniques path
1628 unless ($self->{deny_save}) {
1629 my $uniq = $self->uniq_path; utf8::encode $uniq;
1630
1631 $self->_save_objects ($uniq, cf::IO_UNIQUES)
1632 if $uniq;
1633 }
1634
1553 delete $cf::MAP{$self->path}; 1635 delete $cf::MAP{$self->path};
1554 1636
1555 $self->in_memory (cf::MAP_SWAPPED);
1556 $self->clear; 1637 $self->clear;
1557 1638
1558 $_->clear_links_to ($self) for values %cf::MAP; 1639 $_->clear_links_to ($self) for values %cf::MAP;
1559 1640
1560 $self->unlink_save; 1641 $self->unlink_save;
… …
1597 for (@$files) { 1678 for (@$files) {
1598 utf8::decode $_; 1679 utf8::decode $_;
1599 next if /\.pst$/; 1680 next if /\.pst$/;
1600 next unless /^$PATH_SEP/o; 1681 next unless /^$PATH_SEP/o;
1601 1682
1602 s/\.map$//; 1683 push @paths, cf::map::normalise $_;
1603 push @paths, $_;
1604 } 1684 }
1605 1685
1606 \@paths 1686 \@paths
1607} 1687}
1608 1688
… …
1702=cut 1782=cut
1703 1783
1704sub link_map { 1784sub link_map {
1705 unless ($LINK_MAP) { 1785 unless ($LINK_MAP) {
1706 $LINK_MAP = cf::map::find "{link}" 1786 $LINK_MAP = cf::map::find "{link}"
1707 or do { warn "FATAL: unable to provide {link} map, exiting."; exit 1 }; 1787 or cf::cleanup "FATAL: unable to provide {link} map, exiting.";
1708 $LINK_MAP->load; 1788 $LINK_MAP->load;
1709 } 1789 }
1710 1790
1711 $LINK_MAP 1791 $LINK_MAP
1712} 1792}
… …
1719 return if UNIVERSAL::isa $self->map, "ext::map_link"; 1799 return if UNIVERSAL::isa $self->map, "ext::map_link";
1720 1800
1721 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 1801 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1722 if $self->map; 1802 if $self->map;
1723 1803
1724 $self->enter_map ($LINK_MAP || link_map, 20, 20); 1804 $self->enter_map ($LINK_MAP || link_map, 10, 10);
1725} 1805}
1726 1806
1727sub cf::object::player::leave_link { 1807sub cf::object::player::leave_link {
1728 my ($self, $map, $x, $y) = @_; 1808 my ($self, $map, $x, $y) = @_;
1729 1809
… …
1751 $map->load; 1831 $map->load;
1752 $map->load_diag; 1832 $map->load_diag;
1753 1833
1754 return unless $self->contr->active; 1834 return unless $self->contr->active;
1755 $self->activate_recursive; 1835 $self->activate_recursive;
1836
1837 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1756 $self->enter_map ($map, $x, $y); 1838 $self->enter_map ($map, $x, $y);
1757} 1839}
1758 1840
1759cf::player->attach ( 1841cf::player->attach (
1760 on_logout => sub { 1842 on_logout => sub {
… …
1773 # try to abort aborted map switching on player login :) 1855 # try to abort aborted map switching on player login :)
1774 # should happen only on crashes 1856 # should happen only on crashes
1775 if ($pl->ob->{_link_pos}) { 1857 if ($pl->ob->{_link_pos}) {
1776 $pl->ob->enter_link; 1858 $pl->ob->enter_link;
1777 (async { 1859 (async {
1778 # we need this sleep as the login has a concurrent enter_exit running
1779 # and this sleep increases chances of the player not ending up in scorn
1780 $pl->ob->reply (undef, 1860 $pl->ob->reply (undef,
1781 "There was an internal problem at your last logout, " 1861 "There was an internal problem at your last logout, "
1782 . "the server will try to bring you to your intended destination in a second.", 1862 . "the server will try to bring you to your intended destination in a second.",
1783 cf::NDI_RED); 1863 cf::NDI_RED);
1864 # we need this sleep as the login has a concurrent enter_exit running
1865 # and this sleep increases chances of the player not ending up in scorn
1784 Coro::Timer::sleep 1; 1866 Coro::Timer::sleep 1;
1785 $pl->ob->leave_link; 1867 $pl->ob->leave_link;
1786 })->prio (2); 1868 })->prio (2);
1787 } 1869 }
1788 }, 1870 },
… …
1796 my ($self, $path, $x, $y) = @_; 1878 my ($self, $path, $x, $y) = @_;
1797 1879
1798 $self->enter_link; 1880 $self->enter_link;
1799 1881
1800 (async { 1882 (async {
1883 my $map = eval {
1801 my $map = cf::map::find $path; 1884 my $map = cf::map::find $path;
1802 $map = $map->customise_for ($self) if $map; 1885 $map = $map->customise_for ($self) if $map;
1803 1886 $map
1804# warn "entering ", $map->path, " at ($x, $y)\n" 1887 } or
1805# if $map;
1806
1807 $map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 1888 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1808 1889
1809 $self->leave_link ($map, $x, $y); 1890 $self->leave_link ($map, $x, $y);
1810 })->prio (1); 1891 })->prio (1);
1811} 1892}
1812 1893
… …
1843 # that depends on the exit object 1924 # that depends on the exit object
1844 1925
1845 my $rmp = parse_random_map_params $exit->msg; 1926 my $rmp = parse_random_map_params $exit->msg;
1846 1927
1847 if ($exit->map) { 1928 if ($exit->map) {
1848 $rmp->{region} = $exit->map->region_name; 1929 $rmp->{region} = $exit->region->name;
1849 $rmp->{origin_map} = $exit->map->path; 1930 $rmp->{origin_map} = $exit->map->path;
1850 $rmp->{origin_x} = $exit->x; 1931 $rmp->{origin_x} = $exit->x;
1851 $rmp->{origin_y} = $exit->y; 1932 $rmp->{origin_y} = $exit->y;
1852 } 1933 }
1853 1934
… …
1870sub cf::object::player::enter_exit { 1951sub cf::object::player::enter_exit {
1871 my ($self, $exit) = @_; 1952 my ($self, $exit) = @_;
1872 1953
1873 return unless $self->type == cf::PLAYER; 1954 return unless $self->type == cf::PLAYER;
1874 1955
1956 if ($exit->slaying eq "/!") {
1957 #TODO: this should de-fi-ni-te-ly not be a sync-job
1958 cf::sync_job { prepare_random_map $exit };
1959 }
1960
1961 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
1962 my $hp = $exit->stats->hp;
1963 my $sp = $exit->stats->sp;
1964
1875 $self->enter_link; 1965 $self->enter_link;
1876 1966
1877 (async { 1967 (async {
1878 $self->deactivate_recursive; # just to be sure 1968 $self->deactivate_recursive; # just to be sure
1879 unless (eval { 1969 unless (eval {
1880 prepare_random_map $exit 1970 $self->goto ($slaying, $hp, $sp);
1881 if $exit->slaying eq "/!";
1882
1883 my $path = new_from_path cf::map $exit->slaying, $exit->map && $exit->map->path;
1884 $self->goto ($path, $exit->stats->hp, $exit->stats->sp);
1885 1971
1886 1; 1972 1;
1887 }) { 1973 }) {
1888 $self->message ("Something went wrong deep within the crossfire server. " 1974 $self->message ("Something went wrong deep within the crossfire server. "
1889 . "I'll try to bring you back to the map you were before. " 1975 . "I'll try to bring you back to the map you were before. "
… …
1909 1995
1910sub cf::client::send_drawinfo { 1996sub cf::client::send_drawinfo {
1911 my ($self, $text, $flags) = @_; 1997 my ($self, $text, $flags) = @_;
1912 1998
1913 utf8::encode $text; 1999 utf8::encode $text;
1914 $self->send_packet (sprintf "drawinfo %d %s", $flags, $text); 2000 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
1915} 2001}
1916 2002
1917 2003
1918=item $success = $client->query ($flags, "text", \&cb) 2004=item $success = $client->query ($flags, "text", \&cb)
1919 2005
… …
1950 # get handled first 2036 # get handled first
1951 my $queue = delete $ns->{query_queue} 2037 my $queue = delete $ns->{query_queue}
1952 or return; # be conservative, not sure how that can happen, but we saw a crash here 2038 or return; # be conservative, not sure how that can happen, but we saw a crash here
1953 2039
1954 (shift @$queue)->[1]->($msg); 2040 (shift @$queue)->[1]->($msg);
2041 return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1955 2042
1956 push @{ $ns->{query_queue} }, @$queue; 2043 push @{ $ns->{query_queue} }, @$queue;
1957 2044
1958 if (@{ $ns->{query_queue} } == @$queue) { 2045 if (@{ $ns->{query_queue} } == @$queue) {
1959 if (@$queue) { 2046 if (@$queue) {
… …
2017 2104
2018# here we export the classes and methods available to script code 2105# here we export the classes and methods available to script code
2019 2106
2020=pod 2107=pod
2021 2108
2022The following fucntions and emthods are available within a safe environment: 2109The following functions and methods are available within a safe environment:
2023 2110
2024 cf::object contr pay_amount pay_player map 2111 cf::object contr pay_amount pay_player map
2025 cf::object::player player 2112 cf::object::player player
2026 cf::player peaceful 2113 cf::player peaceful
2027 cf::map trigger 2114 cf::map trigger
… …
2120The parameter C<$family> should best start with the name of the extension 2207The parameter C<$family> should best start with the name of the extension
2121using it, it should be unique. 2208using it, it should be unique.
2122 2209
2123=over 4 2210=over 4
2124 2211
2125=item $hashref = cf::db_get $family
2126
2127Return a hashref for use by the extension C<$family>, which can be
2128modified. After modifications, you have to call C<cf::db_dirty> or
2129C<cf::db_sync>.
2130
2131=item $value = cf::db_get $family => $key 2212=item $value = cf::db_get $family => $key
2132 2213
2133Returns a single value from the database 2214Returns a single value from the database.
2134
2135=item cf::db_put $family => $hashref
2136
2137Stores the given family hashref into the database. Updates are delayed, if
2138you want the data to be synced to disk immediately, use C<cf::db_sync>.
2139 2215
2140=item cf::db_put $family => $key => $value 2216=item cf::db_put $family => $key => $value
2141 2217
2142Stores the given C<$value> in the family hash. Updates are delayed, if you 2218Stores the given C<$value> in the family.
2143want the data to be synced to disk immediately, use C<cf::db_sync>.
2144
2145=item cf::db_dirty
2146
2147Marks the database as dirty, to be updated at a later time.
2148
2149=item cf::db_sync
2150
2151Immediately write the database to disk I<if it is dirty>.
2152 2219
2153=cut 2220=cut
2154 2221
2155our $DB; 2222our $DB;
2156 2223
2157{ 2224sub db_init {
2225 unless ($DB) {
2226 $DB = BDB::db_create $DB_ENV;
2227
2228 cf::sync_job {
2229 eval {
2230 $DB->set_flags (BDB::CHKSUM);
2231
2232 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2233 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2234 cf::cleanup "db_open(db): $!" if $!;
2235 };
2236 cf::cleanup "db_open(db): $@" if $@;
2237 };
2238
2158 my $path = cf::localdir . "/database.pst"; 2239 my $path = cf::localdir . "/database.pst";
2240 if (stat $path) {
2241 cf::sync_job {
2242 my $pst = Storable::retrieve $path;
2159 2243
2160 sub db_load() { 2244 cf::db_put (board => data => $pst->{board});
2161 $DB = stat $path ? Storable::retrieve $path : { }; 2245 cf::db_put (guildrules => data => $pst->{guildrules});
2162 } 2246 cf::db_put (rent => balance => $pst->{rent}{balance});
2247 BDB::db_env_txn_checkpoint $DB_ENV;
2163 2248
2164 my $pid; 2249 unlink $path;
2165
2166 sub db_save() {
2167 waitpid $pid, 0 if $pid;
2168 if (0 == ($pid = fork)) {
2169 $DB->{_meta}{version} = 1;
2170 Storable::nstore $DB, "$path~";
2171 rename "$path~", $path;
2172 cf::_exit 0 if defined $pid;
2173 } 2250 };
2174 } 2251 }
2175
2176 my $dirty;
2177
2178 sub db_sync() {
2179 db_save if $dirty;
2180 undef $dirty;
2181 }
2182
2183 my $idle = Event->idle (min => 10, max => 20, repeat => 0, data => WF_AUTOCANCEL, cb => sub {
2184 db_sync;
2185 }); 2252 }
2253}
2186 2254
2187 sub db_dirty() {
2188 $dirty = 1;
2189 $idle->start;
2190 }
2191
2192 sub db_get($;$) { 2255sub db_get($$) {
2193 @_ >= 2 2256 my $key = "$_[0]/$_[1]";
2194 ? $DB->{$_[0]}{$_[1]}
2195 : ($DB->{$_[0]} ||= { })
2196 }
2197 2257
2258 cf::sync_job {
2259 BDB::db_get $DB, undef, $key, my $data;
2260
2261 $! ? ()
2262 : Compress::LZF::sthaw $data
2263 }
2264}
2265
2198 sub db_put($$;$) { 2266sub db_put($$$) {
2199 if (@_ >= 3) { 2267 BDB::dbreq_pri 4;
2200 $DB->{$_[0]}{$_[1]} = $_[2]; 2268 BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
2269}
2270
2271#############################################################################
2272# the server's init and main functions
2273
2274sub load_facedata {
2275 my $path = sprintf "%s/facedata", cf::datadir;
2276
2277 warn "loading facedata from $path\n";
2278
2279 my $faces;
2280 0 < aio_load $path, $faces
2281 or die "$path: $!";
2282
2283 Coro::cede;
2284 $faces = Storable::thaw $faces;
2285 Coro::cede;
2286
2287 my $meta = delete $faces->{""};
2288 $meta->{version} == 1
2289 or cf::cleanup "$path: version mismatch, cannot proceed.";
2290
2291 while (my ($face, $info) = each %$faces) {
2292 my $idx = (cf::face::find $face) || cf::face::alloc $face;
2293 cf::face::set $idx, $info->{visibility}, $info->{magicmap};
2294 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};
2295 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};
2296 Coro::cede;
2297 }
2298
2299 while (my ($face, $info) = each %$faces) {
2300 next unless $info->{smooth};
2301 my $idx = cf::face::find $face
2302 or next;
2303 if (my $smooth = cf::face::find $info->{smooth}) {
2304 cf::face::set_smooth $idx, $smooth;
2201 } else { 2305 } else {
2202 $DB->{$_[0]} = $_[1]; 2306 warn "smooth face '$info->{smooth}' not found for face '$face'";
2203 }
2204 db_dirty;
2205 }
2206
2207 cf::global->attach (
2208 prio => 10000,
2209 on_cleanup => sub {
2210 db_sync;
2211 }, 2307 }
2212 ); 2308 Coro::cede;
2213} 2309 }
2214 2310
2215############################################################################# 2311 1
2216# the server's main() 2312}
2313
2314sub reload_resources {
2315 load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir
2316 or die "unable to load regions file\n";#d#
2317 load_facedata
2318 or die "unable to load facedata\n";#d#
2319}
2320
2321sub init {
2322 reload_resources;
2323}
2217 2324
2218sub cfg_load { 2325sub cfg_load {
2219 open my $fh, "<:utf8", cf::confdir . "/config" 2326 open my $fh, "<:utf8", cf::confdir . "/config"
2220 or return; 2327 or return;
2221 2328
… …
2244 Event::one_event; 2351 Event::one_event;
2245 })->prio (Coro::PRIO_MAX); 2352 })->prio (Coro::PRIO_MAX);
2246 }; 2353 };
2247 2354
2248 cfg_load; 2355 cfg_load;
2249 db_load; 2356 db_init;
2250 load_extensions; 2357 load_extensions;
2251 2358
2252 $TICK_WATCHER->start; 2359 $TICK_WATCHER->start;
2253 Event::loop; 2360 Event::loop;
2254} 2361}
… …
2258 2365
2259# install some emergency cleanup handlers 2366# install some emergency cleanup handlers
2260BEGIN { 2367BEGIN {
2261 for my $signal (qw(INT HUP TERM)) { 2368 for my $signal (qw(INT HUP TERM)) {
2262 Event->signal ( 2369 Event->signal (
2370 reentrant => 0,
2263 data => WF_AUTOCANCEL, 2371 data => WF_AUTOCANCEL,
2264 signal => $signal, 2372 signal => $signal,
2373 prio => 0,
2265 cb => sub { 2374 cb => sub {
2266 cf::cleanup "SIG$signal"; 2375 cf::cleanup "SIG$signal";
2267 }, 2376 },
2268 ); 2377 );
2269 } 2378 }
2270} 2379}
… …
2291 my $map = $cf::MAP{$path} or next; 2400 my $map = $cf::MAP{$path} or next;
2292 $map->valid or next; 2401 $map->valid or next;
2293 $map->save; 2402 $map->save;
2294 } 2403 }
2295 warn "end emergency map save\n"; 2404 warn "end emergency map save\n";
2405
2406 warn "begin emergency database checkpoint\n";
2407 BDB::db_env_txn_checkpoint $DB_ENV;
2408 warn "end emergency database checkpoint\n";
2296 }; 2409 };
2297 2410
2298 warn "leave emergency perl save\n"; 2411 warn "leave emergency perl save\n";
2412}
2413
2414sub post_cleanup {
2415 my ($make_core) = @_;
2416
2417 warn Carp::longmess "post_cleanup backtrace"
2418 if $make_core;
2299} 2419}
2300 2420
2301sub reload() { 2421sub reload() {
2302 # can/must only be called in main 2422 # can/must only be called in main
2303 if ($Coro::current != $Coro::main) { 2423 if ($Coro::current != $Coro::main) {
… …
2305 return; 2425 return;
2306 } 2426 }
2307 2427
2308 warn "reloading..."; 2428 warn "reloading...";
2309 2429
2310 warn "cancelling server ticker"; 2430 warn "entering sync_job";
2311 $TICK_WATCHER->cancel;
2312 2431
2432 cf::sync_job {
2433 cf::write_runtime; # external watchdog should not bark
2313 cf::emergency_save; 2434 cf::emergency_save;
2435 cf::write_runtime; # external watchdog should not bark
2314 2436
2315 eval { 2437 warn "syncing database to disk";
2438 BDB::db_env_txn_checkpoint $DB_ENV;
2439
2316 # if anything goes wrong in here, we should simply crash as we already saved 2440 # if anything goes wrong in here, we should simply crash as we already saved
2317
2318 warn "syncing database to disk";
2319 cf::db_sync;
2320 2441
2321 warn "cancelling all WF_AUTOCANCEL watchers"; 2442 warn "cancelling all WF_AUTOCANCEL watchers";
2322 for (Event::all_watchers) { 2443 for (Event::all_watchers) {
2323 $_->cancel if $_->data & WF_AUTOCANCEL; 2444 $_->cancel if $_->data & WF_AUTOCANCEL;
2324 } 2445 }
2325 2446
2326 warn "flushing outstanding aio requests"; 2447 warn "flushing outstanding aio requests";
2327 for (;;) { 2448 for (;;) {
2449 BDB::flush;
2328 IO::AIO::flush; 2450 IO::AIO::flush;
2329 Coro::cede; 2451 Coro::cede;
2330 last unless IO::AIO::nreqs; 2452 last unless IO::AIO::nreqs || BDB::nreqs;
2331 warn "iterate..."; 2453 warn "iterate...";
2332 } 2454 }
2455
2456 ++$RELOAD;
2333 2457
2334 warn "cancelling all extension coros"; 2458 warn "cancelling all extension coros";
2335 $_->cancel for values %EXT_CORO; 2459 $_->cancel for values %EXT_CORO;
2336 %EXT_CORO = (); 2460 %EXT_CORO = ();
2337 2461
… …
2390 require cf; 2514 require cf;
2391 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 2515 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2392 2516
2393 warn "loading config and database again"; 2517 warn "loading config and database again";
2394 cf::cfg_load; 2518 cf::cfg_load;
2395 cf::db_load;
2396 2519
2397 warn "loading extensions"; 2520 warn "loading extensions";
2398 cf::load_extensions; 2521 cf::load_extensions;
2399 2522
2400 warn "reattaching attachments to objects/players"; 2523 warn "reattaching attachments to objects/players";
2401 _global_reattach; 2524 _global_reattach; # objects, sockets
2402 warn "reattaching attachments to maps"; 2525 warn "reattaching attachments to maps";
2403 reattach $_ for values %MAP; 2526 reattach $_ for values %MAP;
2527 warn "reattaching attachments to players";
2528 reattach $_ for values %PLAYER;
2404 2529
2405 warn "restarting server ticker"; 2530 warn "loading reloadable resources";
2531 reload_resources;
2406 2532
2407 $TICK_WATCHER->start; 2533 warn "leaving sync_job";
2408 };
2409 2534
2410 if ($@) { 2535 1
2536 } or do {
2411 warn $@; 2537 warn $@;
2412 warn "error while reloading, exiting."; 2538 warn "error while reloading, exiting.";
2413 exit 1; 2539 exit 1;
2414 } 2540 };
2415 2541
2416 warn "reloaded"; 2542 warn "reloaded";
2417}; 2543};
2418 2544
2419our $RELOAD_WATCHER; # used only during reload 2545our $RELOAD_WATCHER; # used only during reload
… …
2425 $who->message ("reloading server."); 2551 $who->message ("reloading server.");
2426 2552
2427 # doing reload synchronously and two reloads happen back-to-back, 2553 # doing reload synchronously and two reloads happen back-to-back,
2428 # coro crashes during coro_state_free->destroy here. 2554 # coro crashes during coro_state_free->destroy here.
2429 2555
2430 $RELOAD_WATCHER ||= Event->timer (after => 0, data => WF_AUTOCANCEL, cb => sub { 2556 $RELOAD_WATCHER ||= Event->timer (
2557 reentrant => 0,
2558 after => 0,
2559 data => WF_AUTOCANCEL,
2560 cb => sub {
2431 reload; 2561 reload;
2432 undef $RELOAD_WATCHER; 2562 undef $RELOAD_WATCHER;
2563 },
2433 }); 2564 );
2434 } 2565 }
2435}; 2566};
2436 2567
2437unshift @INC, $LIBDIR; 2568unshift @INC, $LIBDIR;
2438 2569
… …
2455 2586
2456 cf::server_tick; # one server iteration 2587 cf::server_tick; # one server iteration
2457 $RUNTIME += $TICK; 2588 $RUNTIME += $TICK;
2458 $NEXT_TICK += $TICK; 2589 $NEXT_TICK += $TICK;
2459 2590
2591 if ($NOW >= $NEXT_RUNTIME_WRITE) {
2592 $NEXT_RUNTIME_WRITE = $NOW + 10;
2593 Coro::async_pool {
2594 write_runtime
2595 or warn "ERROR: unable to write runtime file: $!";
2596 };
2597 }
2598
2460 $WAIT_FOR_TICK->broadcast; 2599 $WAIT_FOR_TICK->broadcast;
2461 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited; 2600 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2601
2602# my $AFTER = Event::time;
2603# warn $AFTER - $NOW;#d#
2462 2604
2463 # if we are delayed by four ticks or more, skip them all 2605 # if we are delayed by four ticks or more, skip them all
2464 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; 2606 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2465 2607
2466 $TICK_WATCHER->at ($NEXT_TICK); 2608 $TICK_WATCHER->at ($NEXT_TICK);
2467 $TICK_WATCHER->start; 2609 $TICK_WATCHER->start;
2468 }, 2610 },
2469); 2611);
2470 2612
2613{
2614 BDB::max_poll_time $TICK * 0.1;
2615 $BDB_POLL_WATCHER = Event->io (
2616 reentrant => 0,
2617 fd => BDB::poll_fileno,
2618 poll => 'r',
2619 prio => 0,
2620 data => WF_AUTOCANCEL,
2621 cb => \&BDB::poll_cb,
2622 );
2623 BDB::min_parallel 8;
2624
2625 BDB::set_sync_prepare {
2626 my $status;
2627 my $current = $Coro::current;
2628 (
2629 sub {
2630 $status = $!;
2631 $current->ready; undef $current;
2632 },
2633 sub {
2634 Coro::schedule while defined $current;
2635 $! = $status;
2636 },
2637 )
2638 };
2639
2640 unless ($DB_ENV) {
2641 $DB_ENV = BDB::db_env_create;
2642
2643 cf::sync_job {
2644 eval {
2645 BDB::db_env_open
2646 $DB_ENV,
2647 $BDB_ENV_DIR,
2648 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2649 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2650 0666;
2651
2652 cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;
2653
2654 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2655 $DB_ENV->set_lk_detect;
2656 };
2657
2658 cf::cleanup "db_env_open(db): $@" if $@;
2659 };
2660 }
2661}
2662
2663{
2664 IO::AIO::min_parallel 8;
2665
2666 undef $Coro::AIO::WATCHER;
2471IO::AIO::max_poll_time $TICK * 0.2; 2667 IO::AIO::max_poll_time $TICK * 0.1;
2472
2473$AIO_POLL_WATCHER = Event->io ( 2668 $AIO_POLL_WATCHER = Event->io (
2474 fd => IO::AIO::poll_fileno, 2669 reentrant => 0,
2475 poll => 'r',
2476 prio => 5,
2477 data => WF_AUTOCANCEL,
2478 cb => \&IO::AIO::poll_cb,
2479);
2480
2481$WRITE_RUNTIME_WATCHER = Event->timer (
2482 data => WF_AUTOCANCEL, 2670 data => WF_AUTOCANCEL,
2483 after => 1, 2671 fd => IO::AIO::poll_fileno,
2484 interval => 10, 2672 poll => 'r',
2485 prio => 6, # keep it lowest so it acts like a watchdog 2673 prio => 6,
2486 cb => Coro::unblock_sub { 2674 cb => \&IO::AIO::poll_cb,
2487 write_runtime 2675 );
2488 or warn "ERROR: unable to write runtime file: $!"; 2676}
2489 },
2490);
2491 2677
2492END { cf::emergency_save } 2678END { cf::emergency_save }
2493 2679
24941 26801
2495 2681

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