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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.338 by root, Tue Aug 21 01:07:47 2007 UTC vs.
Revision 1.365 by root, Tue Sep 11 13:27:56 2007 UTC

… …
21use Coro::Semaphore; 21use Coro::Semaphore;
22use Coro::AIO; 22use Coro::AIO;
23use Coro::Storable; 23use Coro::Storable;
24use Coro::Util (); 24use Coro::Util ();
25 25
26use JSON::XS 1.4 (); 26use JSON::XS ();
27use BDB (); 27use BDB ();
28use Data::Dumper; 28use Data::Dumper;
29use Digest::MD5; 29use Digest::MD5;
30use Fcntl; 30use Fcntl;
31use YAML::Syck (); 31use YAML::Syck ();
… …
80our $NEXT_TICK; 80our $NEXT_TICK;
81our $NOW; 81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 82our $USE_FSYNC = 1; # use fsync to write maps - default off
83 83
84our $BDB_POLL_WATCHER; 84our $BDB_POLL_WATCHER;
85our $BDB_CHECKPOINT_WATCHER;
86our $BDB_TRICKLE_WATCHER;
85our $DB_ENV; 87our $DB_ENV;
86 88
87our %CFG; 89our %CFG;
88 90
89our $UPTIME; $UPTIME ||= time; 91our $UPTIME; $UPTIME ||= time;
90our $RUNTIME; 92our $RUNTIME;
91 93
92our %PLAYER; # all users 94our (%PLAYER, %PLAYER_LOADING); # all users
93our %MAP; # all maps 95our (%MAP, %MAP_LOADING ); # all maps
94our $LINK_MAP; # the special {link} map, which is always available 96our $LINK_MAP; # the special {link} map, which is always available
95 97
96# used to convert map paths into valid unix filenames by replacing / by ∕ 98# used to convert map paths into valid unix filenames by replacing / by ∕
97our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 99our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98 100
… …
187 $msg .= "\n" 189 $msg .= "\n"
188 unless $msg =~ /\n$/; 190 unless $msg =~ /\n$/;
189 191
190 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 192 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191 193
192 utf8::encode $msg;
193 LOG llevError, $msg; 194 LOG llevError, $msg;
194 }; 195 };
195} 196}
196 197
197@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 198@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
… …
272Wait until the given lock is available and then acquires it and returns 273Wait until the given lock is available and then acquires it and returns
273a Coro::guard object. If the guard object gets destroyed (goes out of scope, 274a Coro::guard object. If the guard object gets destroyed (goes out of scope,
274for example when the coroutine gets canceled), the lock is automatically 275for example when the coroutine gets canceled), the lock is automatically
275returned. 276returned.
276 277
278Locks are *not* recursive, locking from the same coro twice results in a
279deadlocked coro.
280
277Lock names should begin with a unique identifier (for example, cf::map::find 281Lock names should begin with a unique identifier (for example, cf::map::find
278uses map_find and cf::map::load uses map_load). 282uses map_find and cf::map::load uses map_load).
279 283
280=item $locked = cf::lock_active $string 284=item $locked = cf::lock_active $string
281 285
282Return true if the lock is currently active, i.e. somebody has locked it. 286Return true if the lock is currently active, i.e. somebody has locked it.
283 287
284=cut 288=cut
285 289
286our %LOCK; 290our %LOCK;
291our %LOCKER;#d#
287 292
288sub lock_wait($) { 293sub lock_wait($) {
289 my ($key) = @_; 294 my ($key) = @_;
295
296 if ($LOCKER{$key} == $Coro::current) {#d#
297 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298 return;#d#
299 }#d#
290 300
291 # wait for lock, if any 301 # wait for lock, if any
292 while ($LOCK{$key}) { 302 while ($LOCK{$key}) {
293 push @{ $LOCK{$key} }, $Coro::current; 303 push @{ $LOCK{$key} }, $Coro::current;
294 Coro::schedule; 304 Coro::schedule;
… …
300 310
301 # wait, to be sure we are not locked 311 # wait, to be sure we are not locked
302 lock_wait $key; 312 lock_wait $key;
303 313
304 $LOCK{$key} = []; 314 $LOCK{$key} = [];
315 $LOCKER{$key} = $Coro::current;#d#
305 316
306 Coro::guard { 317 Coro::guard {
318 delete $LOCKER{$key};#d#
307 # wake up all waiters, to be on the safe side 319 # wake up all waiters, to be on the safe side
308 $_->ready for @{ delete $LOCK{$key} }; 320 $_->ready for @{ delete $LOCK{$key} };
309 } 321 }
310} 322}
311 323
… …
478sub fork_call(&@) { 490sub fork_call(&@) {
479 my ($cb, @args) = @_; 491 my ($cb, @args) = @_;
480 492
481 # we seemingly have to make a local copy of the whole thing, 493 # we seemingly have to make a local copy of the whole thing,
482 # otherwise perl prematurely frees the stuff :/ 494 # otherwise perl prematurely frees the stuff :/
483 # TODO: investigate and fix (liekly this will be rather laborious) 495 # TODO: investigate and fix (likely this will be rather laborious)
484 496
485 my @res = Coro::Util::fork_eval { 497 my @res = Coro::Util::fork_eval {
486 reset_signals; 498 reset_signals;
487 &$cb 499 &$cb
488 }, @args; 500 }, @args;
… …
497=item cf::db_put $family => $key => $value 509=item cf::db_put $family => $key => $value
498 510
499Stores the given C<$value> in the family. It can currently store binary 511Stores the given C<$value> in the family. It can currently store binary
500data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). 512data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501 513
514=item $db = cf::db_table "name"
515
516Create and/or open a new database table. The string must not be "db" and must be unique
517within each server.
518
502=cut 519=cut
520
521sub db_table($) {
522 my ($name) = @_;
523 my $db = BDB::db_create $DB_ENV;
524
525 eval {
526 $db->set_flags (BDB::CHKSUM);
527
528 utf8::encode $name;
529 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
530 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
531 cf::cleanup "db_open(db): $!" if $!;
532 };
533 cf::cleanup "db_open(db): $@" if $@;
534
535 $db
536}
503 537
504our $DB; 538our $DB;
505 539
506sub db_init { 540sub db_init {
507 unless ($DB) {
508 $DB = BDB::db_create $DB_ENV;
509
510 cf::sync_job { 541 cf::sync_job {
511 eval { 542 $DB ||= db_table "db";
512 $DB->set_flags (BDB::CHKSUM);
513
514 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516 cf::cleanup "db_open(db): $!" if $!;
517 };
518 cf::cleanup "db_open(db): $@" if $@;
519 };
520 } 543 };
521} 544}
522 545
523sub db_get($$) { 546sub db_get($$) {
524 my $key = "$_[0]/$_[1]"; 547 my $key = "$_[0]/$_[1]";
525 548
… …
575 if (1) { 598 if (1) {
576 $md5 = 599 $md5 =
577 join "\x00", 600 join "\x00",
578 $processversion, 601 $processversion,
579 map { 602 map {
580 Coro::cede; 603 cf::cede_to_tick;
581 ($src->[$_], Digest::MD5::md5_hex $data[$_]) 604 ($src->[$_], Digest::MD5::md5_hex $data[$_])
582 } 0.. $#$src; 605 } 0.. $#$src;
583 606
584 607
585 my $dbmd5 = db_get cache => "$id/md5"; 608 my $dbmd5 = db_get cache => "$id/md5";
… …
1002); 1025);
1003 1026
1004sub object_freezer_save { 1027sub object_freezer_save {
1005 my ($filename, $rdata, $objs) = @_; 1028 my ($filename, $rdata, $objs) = @_;
1006 1029
1030 my $guard = cf::lock_acquire "io";
1031
1007 sync_job { 1032 sync_job {
1008 if (length $$rdata) { 1033 if (length $$rdata) {
1034 utf8::decode (my $decname = $filename);
1009 warn sprintf "saving %s (%d,%d)\n", 1035 warn sprintf "saving %s (%d,%d)\n",
1010 $filename, length $$rdata, scalar @$objs; 1036 $decname, length $$rdata, scalar @$objs;
1011 1037
1012 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1038 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013 chmod SAVE_MODE, $fh; 1039 chmod SAVE_MODE, $fh;
1014 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1040 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015 aio_fsync $fh if $cf::USE_FSYNC; 1041 aio_fsync $fh if $cf::USE_FSYNC;
… …
1034 } 1060 }
1035 } else { 1061 } else {
1036 aio_unlink $filename; 1062 aio_unlink $filename;
1037 aio_unlink "$filename.pst"; 1063 aio_unlink "$filename.pst";
1038 } 1064 }
1039 } 1065 };
1066
1067 undef $guard;
1040} 1068}
1041 1069
1042sub object_freezer_as_string { 1070sub object_freezer_as_string {
1043 my ($rdata, $objs) = @_; 1071 my ($rdata, $objs) = @_;
1044 1072
… …
1049 1077
1050sub object_thawer_load { 1078sub object_thawer_load {
1051 my ($filename) = @_; 1079 my ($filename) = @_;
1052 1080
1053 my ($data, $av); 1081 my ($data, $av);
1082
1083 my $guard = cf::lock_acquire "io";
1054 1084
1055 (aio_load $filename, $data) >= 0 1085 (aio_load $filename, $data) >= 0
1056 or return; 1086 or return;
1057 1087
1058 unless (aio_stat "$filename.pst") { 1088 unless (aio_stat "$filename.pst") {
1059 (aio_load "$filename.pst", $av) >= 0 1089 (aio_load "$filename.pst", $av) >= 0
1060 or return; 1090 or return;
1091
1092 undef $guard;
1061 $av = eval { (Storable::thaw $av)->{objs} }; 1093 $av = eval { (Storable::thaw $av)->{objs} };
1062 } 1094 }
1063 1095
1096 utf8::decode (my $decname = $filename);
1064 warn sprintf "loading %s (%d)\n", 1097 warn sprintf "loading %s (%d,%d)\n",
1065 $filename, length $data, scalar @{$av || []}; 1098 $decname, length $data, scalar @{$av || []};
1099
1066 return ($data, $av); 1100 ($data, $av)
1067} 1101}
1068 1102
1069=head2 COMMAND CALLBACKS 1103=head2 COMMAND CALLBACKS
1070 1104
1071=over 4 1105=over 4
… …
1257 1291
1258=head3 cf::player 1292=head3 cf::player
1259 1293
1260=over 4 1294=over 4
1261 1295
1296=item cf::player::num_playing
1297
1298Returns the official number of playing players, as per the Crossfire metaserver rules.
1299
1300=cut
1301
1302sub num_playing {
1303 scalar grep
1304 $_->ob->map
1305 && !$_->hidden
1306 && !$_->ob->flag (cf::FLAG_WIZ),
1307 cf::player::list
1308}
1309
1262=item cf::player::find $login 1310=item cf::player::find $login
1263 1311
1264Returns the given player object, loading it if necessary (might block). 1312Returns the given player object, loading it if necessary (might block).
1265 1313
1266=cut 1314=cut
… …
1301 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1349 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1350 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1351 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304 aio_unlink +(playerdir $login) . "/$login.pl"; 1352 aio_unlink +(playerdir $login) . "/$login.pl";
1305 1353
1306 my $pl = load_pl path $login 1354 my $f = new_from_file cf::object::thawer path $login
1307 or return; 1355 or return;
1356
1357 $f->next;
1358 my $pl = cf::player::load_pl $f
1359 or return;
1360 local $cf::PLAYER_LOADING{$login} = $pl;
1361 $f->resolve_delayed_derefs;
1308 $cf::PLAYER{$login} = $pl 1362 $cf::PLAYER{$login} = $pl
1309 } 1363 }
1310 } 1364 }
1311} 1365}
1312 1366
… …
1322 1376
1323 aio_mkdir playerdir $pl, 0770; 1377 aio_mkdir playerdir $pl, 0770;
1324 $pl->{last_save} = $cf::RUNTIME; 1378 $pl->{last_save} = $cf::RUNTIME;
1325 1379
1326 $pl->save_pl ($path); 1380 $pl->save_pl ($path);
1327 Coro::cede; 1381 cf::cede_to_tick;
1328} 1382}
1329 1383
1330sub new($) { 1384sub new($) {
1331 my ($login) = @_; 1385 my ($login) = @_;
1332 1386
… …
1410 or return []; 1464 or return [];
1411 1465
1412 my @logins; 1466 my @logins;
1413 1467
1414 for my $login (@$dirs) { 1468 for my $login (@$dirs) {
1469 my $path = path $login;
1470
1471 # a .pst is a dead give-away for a valid player
1472 unless (-e "$path.pst") {
1415 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1473 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416 aio_read $fh, 0, 512, my $buf, 0 or next; 1474 aio_read $fh, 0, 512, my $buf, 0 or next;
1417 $buf !~ /^password -------------$/m or next; # official not-valid tag 1475 $buf !~ /^password -------------$/m or next; # official not-valid tag
1476 }
1418 1477
1419 utf8::decode $login; 1478 utf8::decode $login;
1420 push @logins, $login; 1479 push @logins, $login;
1421 } 1480 }
1422 1481
… …
1460sub expand_cfpod { 1519sub expand_cfpod {
1461 ((my $self), (local $_)) = @_; 1520 ((my $self), (local $_)) = @_;
1462 1521
1463 # escape & and < 1522 # escape & and <
1464 s/&/&amp;/g; 1523 s/&/&amp;/g;
1465 s/(?<![BIUGH])</&lt;/g; 1524 s/(?<![BIUGHT])</&lt;/g;
1466 1525
1467 # this is buggy, it needs to properly take care of nested <'s 1526 # this is buggy, it needs to properly take care of nested <'s
1468 1527
1469 1 while 1528 1 while
1470 # replace B<>, I<>, U<> etc. 1529 # replace B<>, I<>, U<> etc.
1471 s/B<([^\>]*)>/<b>$1<\/b>/ 1530 s/B<([^\>]*)>/<b>$1<\/b>/
1472 || s/I<([^\>]*)>/<i>$1<\/i>/ 1531 || s/I<([^\>]*)>/<i>$1<\/i>/
1473 || s/U<([^\>]*)>/<u>$1<\/u>/ 1532 || s/U<([^\>]*)>/<u>$1<\/u>/
1533 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1474 # replace G<male|female> tags 1534 # replace G<male|female> tags
1475 || s{G<([^>|]*)\|([^>]*)>}{ 1535 || s{G<([^>|]*)\|([^>]*)>}{
1476 $self->gender ? $2 : $1 1536 $self->gender ? $2 : $1
1477 }ge 1537 }ge
1478 # replace H<hint text> 1538 # replace H<hint text>
… …
1746 1806
1747sub load_header_from($) { 1807sub load_header_from($) {
1748 my ($self, $path) = @_; 1808 my ($self, $path) = @_;
1749 1809
1750 utf8::encode $path; 1810 utf8::encode $path;
1751 #aio_open $path, O_RDONLY, 0 1811 my $f = new_from_file cf::object::thawer $path
1752 # or return;
1753
1754 $self->_load_header ($path)
1755 or return; 1812 or return;
1813
1814 $self->_load_header ($f)
1815 or return;
1816
1817 local $MAP_LOADING{$self->{path}} = $self;
1818 $f->resolve_delayed_derefs;
1756 1819
1757 $self->{load_path} = $path; 1820 $self->{load_path} = $path;
1758 1821
1759 1 1822 1
1760} 1823}
… …
1814sub find { 1877sub find {
1815 my ($path, $origin) = @_; 1878 my ($path, $origin) = @_;
1816 1879
1817 $path = normalise $path, $origin && $origin->path; 1880 $path = normalise $path, $origin && $origin->path;
1818 1881
1882 cf::lock_wait "map_data:$path";#d#remove
1819 cf::lock_wait "map_find:$path"; 1883 cf::lock_wait "map_find:$path";
1820 1884
1821 $cf::MAP{$path} || do { 1885 $cf::MAP{$path} || do {
1822 my $guard = cf::lock_acquire "map_find:$path"; 1886 my $guard1 = cf::lock_acquire "map_find:$path";
1887 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1823 my $map = new_from_path cf::map $path 1889 my $map = new_from_path cf::map $path
1824 or return; 1890 or return;
1825 1891
1826 $map->{last_save} = $cf::RUNTIME; 1892 $map->{last_save} = $cf::RUNTIME;
1827 1893
… …
1829 or return; 1895 or return;
1830 1896
1831 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 1897 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832 # doing this can freeze the server in a sync job, obviously 1898 # doing this can freeze the server in a sync job, obviously
1833 #$cf::WAIT_FOR_TICK->wait; 1899 #$cf::WAIT_FOR_TICK->wait;
1900 undef $guard1;
1901 undef $guard2;
1834 $map->reset; 1902 $map->reset;
1835 undef $guard;
1836 return find $path; 1903 return find $path;
1837 } 1904 }
1838 1905
1839 $cf::MAP{$path} = $map 1906 $cf::MAP{$path} = $map
1840 } 1907 }
… …
1849 local $self->{deny_reset} = 1; # loading can take a long time 1916 local $self->{deny_reset} = 1; # loading can take a long time
1850 1917
1851 my $path = $self->{path}; 1918 my $path = $self->{path};
1852 1919
1853 { 1920 {
1854 my $guard = cf::lock_acquire "map_load:$path"; 1921 my $guard = cf::lock_acquire "map_data:$path";
1855 1922
1923 return unless $self->valid;
1856 return if $self->in_memory != cf::MAP_SWAPPED; 1924 return unless $self->in_memory == cf::MAP_SWAPPED;
1857 1925
1858 $self->in_memory (cf::MAP_LOADING); 1926 $self->in_memory (cf::MAP_LOADING);
1859 1927
1860 $self->alloc; 1928 $self->alloc;
1861 1929
1862 $self->pre_load; 1930 $self->pre_load;
1863 Coro::cede; 1931 cf::cede_to_tick;
1864 1932
1933 my $f = new_from_file cf::object::thawer $self->{load_path};
1934 $f->skip_block;
1865 $self->_load_objects ($self->{load_path}, 1) 1935 $self->_load_objects ($f)
1866 or return; 1936 or return;
1867 1937
1868 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 1938 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1869 if delete $self->{load_original}; 1939 if delete $self->{load_original};
1870 1940
1871 if (my $uniq = $self->uniq_path) { 1941 if (my $uniq = $self->uniq_path) {
1872 utf8::encode $uniq; 1942 utf8::encode $uniq;
1873 if (aio_open $uniq, O_RDONLY, 0) { 1943 unless (aio_stat $uniq) {
1944 if (my $f = new_from_file cf::object::thawer $uniq) {
1874 $self->clear_unique_items; 1945 $self->clear_unique_items;
1875 $self->_load_objects ($uniq, 0); 1946 $self->_load_objects ($f);
1947 $f->resolve_delayed_derefs;
1948 }
1876 } 1949 }
1877 } 1950 }
1878 1951
1879 Coro::cede; 1952 $f->resolve_delayed_derefs;
1953
1954 cf::cede_to_tick;
1880 # now do the right thing for maps 1955 # now do the right thing for maps
1881 $self->link_multipart_objects; 1956 $self->link_multipart_objects;
1882 $self->difficulty ($self->estimate_difficulty) 1957 $self->difficulty ($self->estimate_difficulty)
1883 unless $self->difficulty; 1958 unless $self->difficulty;
1884 Coro::cede; 1959 cf::cede_to_tick;
1885 1960
1886 unless ($self->{deny_activate}) { 1961 unless ($self->{deny_activate}) {
1887 $self->decay_objects; 1962 $self->decay_objects;
1888 $self->fix_auto_apply; 1963 $self->fix_auto_apply;
1889 $self->update_buttons; 1964 $self->update_buttons;
1890 Coro::cede; 1965 cf::cede_to_tick;
1891 $self->set_darkness_map; 1966 $self->set_darkness_map;
1892 Coro::cede; 1967 cf::cede_to_tick;
1893 $self->activate; 1968 $self->activate;
1894 } 1969 }
1895 1970
1896 $self->{last_save} = $cf::RUNTIME; 1971 $self->{last_save} = $cf::RUNTIME;
1897 $self->last_access ($cf::RUNTIME); 1972 $self->last_access ($cf::RUNTIME);
… …
1947} 2022}
1948 2023
1949sub do_load_sync { 2024sub do_load_sync {
1950 my ($map) = @_; 2025 my ($map) = @_;
1951 2026
2027 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
2028 if $Coro::current == $Coro::main;
2029
1952 cf::sync_job { $map->load }; 2030 cf::sync_job { $map->load };
1953} 2031}
1954 2032
1955our %MAP_PREFETCH; 2033our %MAP_PREFETCH;
1956our $MAP_PREFETCHER = undef; 2034our $MAP_PREFETCHER = undef;
1957 2035
1958sub find_async { 2036sub find_async {
1959 my ($path, $origin) = @_; 2037 my ($path, $origin, $load) = @_;
1960 2038
1961 $path = normalise $path, $origin && $origin->{path}; 2039 $path = normalise $path, $origin && $origin->{path};
1962 2040
1963 if (my $map = $cf::MAP{$path}) { 2041 if (my $map = $cf::MAP{$path}) {
1964 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 2042 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1965 } 2043 }
1966 2044
1967 undef $MAP_PREFETCH{$path}; 2045 $MAP_PREFETCH{$path} |= $load;
2046
1968 $MAP_PREFETCHER ||= cf::async { 2047 $MAP_PREFETCHER ||= cf::async {
1969 while (%MAP_PREFETCH) { 2048 while (%MAP_PREFETCH) {
1970 for my $path (keys %MAP_PREFETCH) { 2049 while (my ($k, $v) = each %MAP_PREFETCH) {
1971 if (my $map = find $path) { 2050 if (my $map = find $k) {
1972 $map->load; 2051 $map->load if $v;
1973 } 2052 }
1974 2053
1975 delete $MAP_PREFETCH{$path}; 2054 delete $MAP_PREFETCH{$k};
1976 } 2055 }
1977 } 2056 }
1978 undef $MAP_PREFETCHER; 2057 undef $MAP_PREFETCHER;
1979 }; 2058 };
1980 $MAP_PREFETCHER->prio (6); 2059 $MAP_PREFETCHER->prio (6);
… …
1983} 2062}
1984 2063
1985sub save { 2064sub save {
1986 my ($self) = @_; 2065 my ($self) = @_;
1987 2066
1988 my $lock = cf::lock_acquire "map_data:" . $self->path; 2067 my $lock = cf::lock_acquire "map_data:$self->{path}";
1989 2068
1990 $self->{last_save} = $cf::RUNTIME; 2069 $self->{last_save} = $cf::RUNTIME;
1991 2070
1992 return unless $self->dirty; 2071 return unless $self->dirty;
1993 2072
… …
2016 my ($self) = @_; 2095 my ($self) = @_;
2017 2096
2018 # save first because save cedes 2097 # save first because save cedes
2019 $self->save; 2098 $self->save;
2020 2099
2021 my $lock = cf::lock_acquire "map_data:" . $self->path; 2100 my $lock = cf::lock_acquire "map_data:$self->{path}";
2022 2101
2023 return if $self->players; 2102 return if $self->players;
2024 return if $self->in_memory != cf::MAP_IN_MEMORY; 2103 return if $self->in_memory != cf::MAP_IN_MEMORY;
2025 return if $self->{deny_save}; 2104 return if $self->{deny_save};
2026 2105
2106 $self->in_memory (cf::MAP_SWAPPED);
2107
2108 $self->deactivate;
2109 $_->clear_links_to ($self) for values %cf::MAP;
2027 $self->clear; 2110 $self->clear;
2028 $self->in_memory (cf::MAP_SWAPPED);
2029} 2111}
2030 2112
2031sub reset_at { 2113sub reset_at {
2032 my ($self) = @_; 2114 my ($self) = @_;
2033 2115
… …
2065 if $uniq; 2147 if $uniq;
2066 } 2148 }
2067 2149
2068 delete $cf::MAP{$self->path}; 2150 delete $cf::MAP{$self->path};
2069 2151
2152 $self->deactivate;
2153 $_->clear_links_to ($self) for values %cf::MAP;
2070 $self->clear; 2154 $self->clear;
2071
2072 $_->clear_links_to ($self) for values %cf::MAP;
2073 2155
2074 $self->unlink_save; 2156 $self->unlink_save;
2075 $self->destroy; 2157 $self->destroy;
2076} 2158}
2077 2159
2078my $nuke_counter = "aaaa"; 2160my $nuke_counter = "aaaa";
2079 2161
2080sub nuke { 2162sub nuke {
2081 my ($self) = @_; 2163 my ($self) = @_;
2082 2164
2165 {
2166 my $lock = cf::lock_acquire "map_data:$self->{path}";
2167
2083 delete $cf::MAP{$self->path}; 2168 delete $cf::MAP{$self->path};
2084 2169
2085 $self->unlink_save; 2170 $self->unlink_save;
2086 2171
2087 bless $self, "cf::map"; 2172 bless $self, "cf::map";
2088 delete $self->{deny_reset}; 2173 delete $self->{deny_reset};
2089 $self->{deny_save} = 1; 2174 $self->{deny_save} = 1;
2090 $self->reset_timeout (1); 2175 $self->reset_timeout (1);
2091 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2176 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2092 2177
2093 $cf::MAP{$self->path} = $self; 2178 $cf::MAP{$self->path} = $self;
2179 }
2094 2180
2095 $self->reset; # polite request, might not happen 2181 $self->reset; # polite request, might not happen
2096} 2182}
2097 2183
2098=item $maps = cf::map::tmp_maps 2184=item $maps = cf::map::tmp_maps
… …
2174 2260
2175sub inv_recursive { 2261sub inv_recursive {
2176 inv_recursive_ inv $_[0] 2262 inv_recursive_ inv $_[0]
2177} 2263}
2178 2264
2265=item $ref = $ob->ref
2266
2267creates and returns a persistent reference to an objetc that can be stored as a string.
2268
2269=item $ob = cf::object::deref ($refstring)
2270
2271returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272even if the object actually exists. May block.
2273
2274=cut
2275
2276sub deref {
2277 my ($ref) = @_;
2278
2279 # temporary compatibility#TODO#remove
2280 $ref =~ s{^<}{player/<};
2281
2282 if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {
2283 my ($uuid, $name) = ($1, $2);
2284 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285 or return;
2286 $pl->ob->uuid eq $uuid
2287 or return;
2288
2289 $pl->ob
2290 } else {
2291 warn "$ref: cannot resolve object reference\n";
2292 undef
2293 }
2294}
2295
2179package cf; 2296package cf;
2180 2297
2181=back 2298=back
2182 2299
2183=head3 cf::object::player 2300=head3 cf::object::player
… …
2341 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2458 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2342 2459
2343 $self->enter_link; 2460 $self->enter_link;
2344 2461
2345 (async { 2462 (async {
2463 # *tag paths override both path and x|y
2464 if ($path =~ /^\*(.*)$/) {
2465 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466 my $ob = $obs[rand @obs];
2467 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2468 }
2469 }
2470
2346 my $map = eval { 2471 my $map = eval {
2347 my $map = cf::map::find $path; 2472 my $map = cf::map::find $path;
2348 2473
2349 if ($map) { 2474 if ($map) {
2350 $map = $map->customise_for ($self); 2475 $map = $map->customise_for ($self);
… …
2492the message, with C<log> being the default. If C<$color> is negative, suppress 2617the message, with C<log> being the default. If C<$color> is negative, suppress
2493the message unless the client supports the msg packet. 2618the message unless the client supports the msg packet.
2494 2619
2495=cut 2620=cut
2496 2621
2622our %CHANNEL = (
2623 "c/identify" => {
2624 id => "identify",
2625 title => "Identify",
2626 reply => undef,
2627 tooltip => "Items recently identified",
2628 },
2629 "c/examine" => {
2630 id => "examine",
2631 title => "Examine",
2632 reply => undef,
2633 tooltip => "Signs and other items you examined",
2634 },
2635);
2636
2497sub cf::client::send_msg { 2637sub cf::client::send_msg {
2498 my ($self, $channel, $msg, $color, @extra) = @_; 2638 my ($self, $channel, $msg, $color, @extra) = @_;
2499 2639
2500 $msg = $self->pl->expand_cfpod ($msg); 2640 $msg = $self->pl->expand_cfpod ($msg);
2501 2641
2502 $color &= cf::NDI_CLIENT_MASK; # just in case... 2642 $color &= cf::NDI_CLIENT_MASK; # just in case...
2643
2644 # check predefined channels, for the benefit of C
2645 $channel = $CHANNEL{$channel} if $CHANNEL{$channel};
2503 2646
2504 if (ref $channel) { 2647 if (ref $channel) {
2505 # send meta info to client, if not yet sent 2648 # send meta info to client, if not yet sent
2506 unless (exists $self->{channel}{$channel->{id}}) { 2649 unless (exists $self->{channel}{$channel->{id}}) {
2507 $self->{channel}{$channel->{id}} = $channel; 2650 $self->{channel}{$channel->{id}} = $channel;
2508 $self->ext_msg (channel_info => $channel); 2651 $self->ext_msg (channel_info => $channel)
2652 if $self->can_msg;
2509 } 2653 }
2510 2654
2511 $channel = $channel->{id}; 2655 $channel = $channel->{id};
2512 } 2656 }
2513 2657
… …
2554=cut 2698=cut
2555 2699
2556sub cf::client::ext_msg($$@) { 2700sub cf::client::ext_msg($$@) {
2557 my ($self, $type, @msg) = @_; 2701 my ($self, $type, @msg) = @_;
2558 2702
2559 my $extcmd = $self->extcmd;
2560
2561 if ($extcmd == 2) { 2703 if ($self->extcmd == 2) {
2562 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 2704 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2563 } elsif ($extcmd == 1) { # TODO: remove 2705 } elsif ($self->extcmd == 1) { # TODO: remove
2564 push @msg, msgtype => "event_$type"; 2706 push @msg, msgtype => "event_$type";
2565 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 2707 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2566 } 2708 }
2567} 2709}
2568 2710
… …
2575sub cf::client::ext_reply($$@) { 2717sub cf::client::ext_reply($$@) {
2576 my ($self, $id, @msg) = @_; 2718 my ($self, $id, @msg) = @_;
2577 2719
2578 if ($self->extcmd == 2) { 2720 if ($self->extcmd == 2) {
2579 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 2721 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2580 } elsif ($self->ns->extcmd == 1) { 2722 } elsif ($self->extcmd == 1) {
2581 #TODO: version 1, remove 2723 #TODO: version 1, remove
2582 unshift @msg, msgtype => "reply", msgid => $id; 2724 unshift @msg, msgtype => "reply", msgid => $id;
2583 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 2725 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2584 } 2726 }
2585} 2727}
… …
2728 2870
2729The following functions and methods are available within a safe environment: 2871The following functions and methods are available within a safe environment:
2730 2872
2731 cf::object 2873 cf::object
2732 contr pay_amount pay_player map x y force_find force_add 2874 contr pay_amount pay_player map x y force_find force_add
2733 insert remove name archname title slaying race 2875 insert remove name archname title slaying race decrease_ob_nr
2734 2876
2735 cf::object::player 2877 cf::object::player
2736 player 2878 player
2737 2879
2738 cf::player 2880 cf::player
… …
2743 2885
2744=cut 2886=cut
2745 2887
2746for ( 2888for (
2747 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 2889 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2748 insert remove inv name archname title slaying race)], 2890 insert remove inv name archname title slaying race
2891 decrease_ob_nr)],
2749 ["cf::object::player" => qw(player)], 2892 ["cf::object::player" => qw(player)],
2750 ["cf::player" => qw(peaceful)], 2893 ["cf::player" => qw(peaceful)],
2751 ["cf::map" => qw(trigger)], 2894 ["cf::map" => qw(trigger)],
2752) { 2895) {
2753 no strict 'refs'; 2896 no strict 'refs';
… …
2829# the server's init and main functions 2972# the server's init and main functions
2830 2973
2831sub load_facedata($) { 2974sub load_facedata($) {
2832 my ($path) = @_; 2975 my ($path) = @_;
2833 2976
2977 # HACK to clear player env face cache, we need some signal framework
2978 # for this (global event?)
2979 %ext::player_env::MUSIC_FACE_CACHE = ();
2980
2834 my $enc = JSON::XS->new->utf8->canonical; 2981 my $enc = JSON::XS->new->utf8->canonical->relaxed;
2835 2982
2836 warn "loading facedata from $path\n"; 2983 warn "loading facedata from $path\n";
2837 2984
2838 my $facedata; 2985 my $facedata;
2839 0 < aio_load $path, $facedata 2986 0 < aio_load $path, $facedata
… …
2949 $ns->fx_want ($k, $v); 3096 $ns->fx_want ($k, $v);
2950 } 3097 }
2951}; 3098};
2952 3099
2953sub reload_regions { 3100sub reload_regions {
3101 # HACK to clear player env face cache, we need some signal framework
3102 # for this (global event?)
3103 %ext::player_env::MUSIC_FACE_CACHE = ();
3104
2954 load_resource_file "$MAPDIR/regions" 3105 load_resource_file "$MAPDIR/regions"
2955 or die "unable to load regions file\n"; 3106 or die "unable to load regions file\n";
2956 3107
2957 for (cf::region::list) { 3108 for (cf::region::list) {
2958 $_->{match} = qr/$_->{match}/ 3109 $_->{match} = qr/$_->{match}/
… …
2994 3145
2995sub init { 3146sub init {
2996 reload_resources; 3147 reload_resources;
2997} 3148}
2998 3149
2999sub cfg_load { 3150sub reload_config {
3000 open my $fh, "<:utf8", "$CONFDIR/config" 3151 open my $fh, "<:utf8", "$CONFDIR/config"
3001 or return; 3152 or return;
3002 3153
3003 local $/; 3154 local $/;
3004 *CFG = YAML::Syck::Load <$fh>; 3155 *CFG = YAML::Syck::Load <$fh>;
… …
3024 (async { 3175 (async {
3025 Event::one_event; 3176 Event::one_event;
3026 })->prio (Coro::PRIO_MAX); 3177 })->prio (Coro::PRIO_MAX);
3027 }; 3178 };
3028 3179
3029 cfg_load; 3180 reload_config;
3030 db_init; 3181 db_init;
3031 load_extensions; 3182 load_extensions;
3032 3183
3033 $TICK_WATCHER->start; 3184 $TICK_WATCHER->start;
3034 Event::loop; 3185 Event::loop;
… …
3227 warn "reloading cf.pm"; 3378 warn "reloading cf.pm";
3228 require cf; 3379 require cf;
3229 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3380 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3230 3381
3231 warn "loading config and database again"; 3382 warn "loading config and database again";
3232 cf::cfg_load; 3383 cf::reload_config;
3233 3384
3234 warn "loading extensions"; 3385 warn "loading extensions";
3235 cf::load_extensions; 3386 cf::load_extensions;
3236 3387
3237 warn "reattaching attachments to objects/players"; 3388 warn "reattaching attachments to objects/players";
… …
3302 my $signal = new Coro::Signal; 3453 my $signal = new Coro::Signal;
3303 push @WAIT_FOR_TICK_BEGIN, $signal; 3454 push @WAIT_FOR_TICK_BEGIN, $signal;
3304 $signal->wait; 3455 $signal->wait;
3305} 3456}
3306 3457
3307 my $min = 1e6;#d# 3458our $stat_fh;
3308 my $avg = 10; 3459sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3460
3309$TICK_WATCHER = Event->timer ( 3461$TICK_WATCHER = Event->timer (
3310 reentrant => 0, 3462 reentrant => 0,
3311 parked => 1, 3463 parked => 1,
3312 prio => 0, 3464 prio => 0,
3313 at => $NEXT_TICK || $TICK, 3465 at => $NEXT_TICK || $TICK,
… …
3317 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3469 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3318 unless ++$bug_warning > 10; 3470 unless ++$bug_warning > 10;
3319 return; 3471 return;
3320 } 3472 }
3321 3473
3474 my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3475
3322 $NOW = $tick_start = Event::time; 3476 $NOW = $tick_start = Event::time;
3323 3477
3324 cf::server_tick; # one server iteration 3478 cf::server_tick; # one server iteration
3325
3326 0 && sync_job {#d#
3327 for(1..10) {
3328 my $t = Event::time;
3329 my $map = my $map = new_from_path cf::map "/tmp/x.map"
3330 or die;
3331
3332 $map->width (50);
3333 $map->height (50);
3334 $map->alloc;
3335 $map->_load_objects ("/tmp/x.map", 1);
3336 my $t = Event::time - $t;
3337
3338 #next unless $t < 0.0013;#d#
3339 if ($t < $min) {
3340 $min = $t;
3341 }
3342 $avg = $avg * 0.99 + $t * 0.01;
3343 }
3344 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3345 exit 0;
3346 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3347 };
3348 3479
3349 $RUNTIME += $TICK; 3480 $RUNTIME += $TICK;
3350 $NEXT_TICK += $TICK; 3481 $NEXT_TICK += $TICK;
3351 3482
3352 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3483 if ($NOW >= $NEXT_RUNTIME_WRITE) {
… …
3378 $LOAD = ($NOW - $tick_start) / $TICK; 3509 $LOAD = ($NOW - $tick_start) / $TICK;
3379 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3510 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3380 3511
3381 _post_tick; 3512 _post_tick;
3382 3513
3383 3514 # gather some statistics#d#
3515 $stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#
3516 IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#
3384 }, 3517 },
3385); 3518);
3386 3519
3387{ 3520{
3521 BDB::min_parallel 8;
3388 BDB::max_poll_time $TICK * 0.1; 3522 BDB::max_poll_time $TICK * 0.1;
3389 $BDB_POLL_WATCHER = Event->io ( 3523 $BDB_POLL_WATCHER = Event->io (
3390 reentrant => 0, 3524 reentrant => 0,
3391 fd => BDB::poll_fileno, 3525 fd => BDB::poll_fileno,
3392 poll => 'r', 3526 poll => 'r',
3393 prio => 0, 3527 prio => 0,
3394 data => WF_AUTOCANCEL, 3528 data => WF_AUTOCANCEL,
3395 cb => \&BDB::poll_cb, 3529 cb => \&BDB::poll_cb,
3396 ); 3530 );
3397 BDB::min_parallel 8;
3398 3531
3399 BDB::set_sync_prepare { 3532 BDB::set_sync_prepare {
3400 my $status; 3533 my $status;
3401 my $current = $Coro::current; 3534 my $current = $Coro::current;
3402 ( 3535 (
… …
3423 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3556 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3424 0666; 3557 0666;
3425 3558
3426 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3559 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3427 3560
3428 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1); 3561 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3562 | BDB::LOG_AUTOREMOVE, 1);
3429 $DB_ENV->set_lk_detect; 3563 $DB_ENV->set_lk_detect;
3430 }; 3564 };
3431 3565
3432 cf::cleanup "db_env_open(db): $@" if $@; 3566 cf::cleanup "db_env_open(db): $@" if $@;
3433 }; 3567 };
3434 } 3568 }
3569
3570 $BDB_CHECKPOINT_WATCHER = Event->timer (
3571 after => 11,
3572 interval => 60,
3573 hard => 1,
3574 prio => 0,
3575 data => WF_AUTOCANCEL,
3576 cb => sub {
3577 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3578 },
3579 );
3580 $BDB_TRICKLE_WATCHER = Event->timer (
3581 after => 5,
3582 interval => 10,
3583 hard => 1,
3584 prio => 0,
3585 data => WF_AUTOCANCEL,
3586 cb => sub {
3587 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3588 },
3589 );
3435} 3590}
3436 3591
3437{ 3592{
3438 IO::AIO::min_parallel 8; 3593 IO::AIO::min_parallel 8;
3439 3594

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