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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.347 by root, Thu Aug 30 05:16:09 2007 UTC vs.
Revision 1.360 by root, Sun Sep 9 06:25:46 2007 UTC

… …
87our %CFG; 87our %CFG;
88 88
89our $UPTIME; $UPTIME ||= time; 89our $UPTIME; $UPTIME ||= time;
90our $RUNTIME; 90our $RUNTIME;
91 91
92our %PLAYER; # all users 92our (%PLAYER, %PLAYER_LOADING); # all users
93our %MAP; # all maps 93our (%MAP, %MAP_LOADING ); # all maps
94our $LINK_MAP; # the special {link} map, which is always available 94our $LINK_MAP; # the special {link} map, which is always available
95 95
96# used to convert map paths into valid unix filenames by replacing / by ∕ 96# used to convert map paths into valid unix filenames by replacing / by ∕
97our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 97our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98 98
… …
285Return true if the lock is currently active, i.e. somebody has locked it. 285Return true if the lock is currently active, i.e. somebody has locked it.
286 286
287=cut 287=cut
288 288
289our %LOCK; 289our %LOCK;
290our %LOCKER;#d#
290 291
291sub lock_wait($) { 292sub lock_wait($) {
292 my ($key) = @_; 293 my ($key) = @_;
294
295 if ($LOCKER{$key} == $Coro::current) {#d#
296 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297 return;#d#
298 }#d#
293 299
294 # wait for lock, if any 300 # wait for lock, if any
295 while ($LOCK{$key}) { 301 while ($LOCK{$key}) {
296 push @{ $LOCK{$key} }, $Coro::current; 302 push @{ $LOCK{$key} }, $Coro::current;
297 Coro::schedule; 303 Coro::schedule;
… …
303 309
304 # wait, to be sure we are not locked 310 # wait, to be sure we are not locked
305 lock_wait $key; 311 lock_wait $key;
306 312
307 $LOCK{$key} = []; 313 $LOCK{$key} = [];
314 $LOCKER{$key} = $Coro::current;#d#
308 315
309 Coro::guard { 316 Coro::guard {
317 delete $LOCKER{$key};#d#
310 # wake up all waiters, to be on the safe side 318 # wake up all waiters, to be on the safe side
311 $_->ready for @{ delete $LOCK{$key} }; 319 $_->ready for @{ delete $LOCK{$key} };
312 } 320 }
313} 321}
314 322
… …
481sub fork_call(&@) { 489sub fork_call(&@) {
482 my ($cb, @args) = @_; 490 my ($cb, @args) = @_;
483 491
484 # we seemingly have to make a local copy of the whole thing, 492 # we seemingly have to make a local copy of the whole thing,
485 # otherwise perl prematurely frees the stuff :/ 493 # otherwise perl prematurely frees the stuff :/
486 # TODO: investigate and fix (liekly this will be rather laborious) 494 # TODO: investigate and fix (likely this will be rather laborious)
487 495
488 my @res = Coro::Util::fork_eval { 496 my @res = Coro::Util::fork_eval {
489 reset_signals; 497 reset_signals;
490 &$cb 498 &$cb
491 }, @args; 499 }, @args;
… …
1004 }, 1012 },
1005); 1013);
1006 1014
1007sub object_freezer_save { 1015sub object_freezer_save {
1008 my ($filename, $rdata, $objs) = @_; 1016 my ($filename, $rdata, $objs) = @_;
1017
1018 my $guard = cf::lock_acquire "io";
1009 1019
1010 sync_job { 1020 sync_job {
1011 if (length $$rdata) { 1021 if (length $$rdata) {
1012 warn sprintf "saving %s (%d,%d)\n", 1022 warn sprintf "saving %s (%d,%d)\n",
1013 $filename, length $$rdata, scalar @$objs; 1023 $filename, length $$rdata, scalar @$objs;
… …
1037 } 1047 }
1038 } else { 1048 } else {
1039 aio_unlink $filename; 1049 aio_unlink $filename;
1040 aio_unlink "$filename.pst"; 1050 aio_unlink "$filename.pst";
1041 } 1051 }
1042 } 1052 };
1053
1054 undef $guard;
1043} 1055}
1044 1056
1045sub object_freezer_as_string { 1057sub object_freezer_as_string {
1046 my ($rdata, $objs) = @_; 1058 my ($rdata, $objs) = @_;
1047 1059
… …
1052 1064
1053sub object_thawer_load { 1065sub object_thawer_load {
1054 my ($filename) = @_; 1066 my ($filename) = @_;
1055 1067
1056 my ($data, $av); 1068 my ($data, $av);
1069
1070 my $guard = cf::lock_acquire "io";
1057 1071
1058 (aio_load $filename, $data) >= 0 1072 (aio_load $filename, $data) >= 0
1059 or return; 1073 or return;
1060 1074
1061 unless (aio_stat "$filename.pst") { 1075 unless (aio_stat "$filename.pst") {
1062 (aio_load "$filename.pst", $av) >= 0 1076 (aio_load "$filename.pst", $av) >= 0
1063 or return; 1077 or return;
1078
1079 undef $guard;
1064 $av = eval { (Storable::thaw $av)->{objs} }; 1080 $av = eval { (Storable::thaw $av)->{objs} };
1065 } 1081 }
1066 1082
1067 warn sprintf "loading %s (%d)\n", 1083 warn sprintf "loading %s (%d)\n",
1068 $filename, length $data, scalar @{$av || []}; 1084 $filename, length $data, scalar @{$av || []};
1085
1069 return ($data, $av); 1086 ($data, $av)
1070} 1087}
1071 1088
1072=head2 COMMAND CALLBACKS 1089=head2 COMMAND CALLBACKS
1073 1090
1074=over 4 1091=over 4
… …
1304 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1321 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1322 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1323 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307 aio_unlink +(playerdir $login) . "/$login.pl"; 1324 aio_unlink +(playerdir $login) . "/$login.pl";
1308 1325
1309 my $pl = load_pl path $login 1326 my $f = new_from_file cf::object::thawer path $login
1310 or return; 1327 or return;
1328
1329 $f->next;
1330 my $pl = cf::player::load_pl $f
1331 or return;
1332 local $cf::PLAYER_LOADING{$login} = $pl;
1333 $f->resolve_delayed_derefs;
1311 $cf::PLAYER{$login} = $pl 1334 $cf::PLAYER{$login} = $pl
1312 } 1335 }
1313 } 1336 }
1314} 1337}
1315 1338
… …
1413 or return []; 1436 or return [];
1414 1437
1415 my @logins; 1438 my @logins;
1416 1439
1417 for my $login (@$dirs) { 1440 for my $login (@$dirs) {
1441 my $path = path $login;
1442
1443 # a .pst is a dead give-away for a valid player
1444 unless (-e "$path.pst") {
1418 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1445 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419 aio_read $fh, 0, 512, my $buf, 0 or next; 1446 aio_read $fh, 0, 512, my $buf, 0 or next;
1420 $buf !~ /^password -------------$/m or next; # official not-valid tag 1447 $buf !~ /^password -------------$/m or next; # official not-valid tag
1448 }
1421 1449
1422 utf8::decode $login; 1450 utf8::decode $login;
1423 push @logins, $login; 1451 push @logins, $login;
1424 } 1452 }
1425 1453
… …
1463sub expand_cfpod { 1491sub expand_cfpod {
1464 ((my $self), (local $_)) = @_; 1492 ((my $self), (local $_)) = @_;
1465 1493
1466 # escape & and < 1494 # escape & and <
1467 s/&/&amp;/g; 1495 s/&/&amp;/g;
1468 s/(?<![BIUGH])</&lt;/g; 1496 s/(?<![BIUGHT])</&lt;/g;
1469 1497
1470 # this is buggy, it needs to properly take care of nested <'s 1498 # this is buggy, it needs to properly take care of nested <'s
1471 1499
1472 1 while 1500 1 while
1473 # replace B<>, I<>, U<> etc. 1501 # replace B<>, I<>, U<> etc.
1474 s/B<([^\>]*)>/<b>$1<\/b>/ 1502 s/B<([^\>]*)>/<b>$1<\/b>/
1475 || s/I<([^\>]*)>/<i>$1<\/i>/ 1503 || s/I<([^\>]*)>/<i>$1<\/i>/
1476 || s/U<([^\>]*)>/<u>$1<\/u>/ 1504 || s/U<([^\>]*)>/<u>$1<\/u>/
1505 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1477 # replace G<male|female> tags 1506 # replace G<male|female> tags
1478 || s{G<([^>|]*)\|([^>]*)>}{ 1507 || s{G<([^>|]*)\|([^>]*)>}{
1479 $self->gender ? $2 : $1 1508 $self->gender ? $2 : $1
1480 }ge 1509 }ge
1481 # replace H<hint text> 1510 # replace H<hint text>
… …
1749 1778
1750sub load_header_from($) { 1779sub load_header_from($) {
1751 my ($self, $path) = @_; 1780 my ($self, $path) = @_;
1752 1781
1753 utf8::encode $path; 1782 utf8::encode $path;
1754 #aio_open $path, O_RDONLY, 0 1783 my $f = new_from_file cf::object::thawer $path
1755 # or return;
1756
1757 $self->_load_header ($path)
1758 or return; 1784 or return;
1785
1786 $self->_load_header ($f)
1787 or return;
1788
1789 local $MAP_LOADING{$self->{path}} = $self;
1790 $f->resolve_delayed_derefs;
1759 1791
1760 $self->{load_path} = $path; 1792 $self->{load_path} = $path;
1761 1793
1762 1 1794 1
1763} 1795}
… …
1817sub find { 1849sub find {
1818 my ($path, $origin) = @_; 1850 my ($path, $origin) = @_;
1819 1851
1820 $path = normalise $path, $origin && $origin->path; 1852 $path = normalise $path, $origin && $origin->path;
1821 1853
1854 cf::lock_wait "map_data:$path";#d#remove
1822 cf::lock_wait "map_find:$path"; 1855 cf::lock_wait "map_find:$path";
1823 1856
1824 $cf::MAP{$path} || do { 1857 $cf::MAP{$path} || do {
1825 my $guard = cf::lock_acquire "map_find:$path"; 1858 my $guard1 = cf::lock_acquire "map_find:$path";
1859 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1826 my $map = new_from_path cf::map $path 1861 my $map = new_from_path cf::map $path
1827 or return; 1862 or return;
1828 1863
1829 $map->{last_save} = $cf::RUNTIME; 1864 $map->{last_save} = $cf::RUNTIME;
1830 1865
… …
1832 or return; 1867 or return;
1833 1868
1834 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 1869 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835 # doing this can freeze the server in a sync job, obviously 1870 # doing this can freeze the server in a sync job, obviously
1836 #$cf::WAIT_FOR_TICK->wait; 1871 #$cf::WAIT_FOR_TICK->wait;
1872 undef $guard1;
1873 undef $guard2;
1837 $map->reset; 1874 $map->reset;
1838 undef $guard;
1839 return find $path; 1875 return find $path;
1840 } 1876 }
1841 1877
1842 $cf::MAP{$path} = $map 1878 $cf::MAP{$path} = $map
1843 } 1879 }
… …
1852 local $self->{deny_reset} = 1; # loading can take a long time 1888 local $self->{deny_reset} = 1; # loading can take a long time
1853 1889
1854 my $path = $self->{path}; 1890 my $path = $self->{path};
1855 1891
1856 { 1892 {
1857 my $guard1 = cf::lock_acquire "map_data:$path"; 1893 my $guard = cf::lock_acquire "map_data:$path";
1858 my $guard2 = cf::lock_acquire "map_load:$path";
1859 1894
1895 return unless $self->valid;
1860 return if $self->in_memory != cf::MAP_SWAPPED; 1896 return unless $self->in_memory == cf::MAP_SWAPPED;
1861 1897
1862 $self->in_memory (cf::MAP_LOADING); 1898 $self->in_memory (cf::MAP_LOADING);
1863 1899
1864 $self->alloc; 1900 $self->alloc;
1865 1901
1866 $self->pre_load; 1902 $self->pre_load;
1867 cf::cede_to_tick; 1903 cf::cede_to_tick;
1868 1904
1905 my $f = new_from_file cf::object::thawer $self->{load_path};
1906 $f->skip_block;
1869 $self->_load_objects ($self->{load_path}, 1) 1907 $self->_load_objects ($f)
1870 or return; 1908 or return;
1871 1909
1872 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 1910 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1873 if delete $self->{load_original}; 1911 if delete $self->{load_original};
1874 1912
1875 if (my $uniq = $self->uniq_path) { 1913 if (my $uniq = $self->uniq_path) {
1876 utf8::encode $uniq; 1914 utf8::encode $uniq;
1877 if (aio_open $uniq, O_RDONLY, 0) { 1915 unless (aio_stat $uniq) {
1916 if (my $f = new_from_file cf::object::thawer $uniq) {
1878 $self->clear_unique_items; 1917 $self->clear_unique_items;
1879 $self->_load_objects ($uniq, 0); 1918 $self->_load_objects ($f);
1919 $f->resolve_delayed_derefs;
1920 }
1880 } 1921 }
1881 } 1922 }
1923
1924 $f->resolve_delayed_derefs;
1882 1925
1883 cf::cede_to_tick; 1926 cf::cede_to_tick;
1884 # now do the right thing for maps 1927 # now do the right thing for maps
1885 $self->link_multipart_objects; 1928 $self->link_multipart_objects;
1886 $self->difficulty ($self->estimate_difficulty) 1929 $self->difficulty ($self->estimate_difficulty)
… …
2030 2073
2031 return if $self->players; 2074 return if $self->players;
2032 return if $self->in_memory != cf::MAP_IN_MEMORY; 2075 return if $self->in_memory != cf::MAP_IN_MEMORY;
2033 return if $self->{deny_save}; 2076 return if $self->{deny_save};
2034 2077
2078 $self->in_memory (cf::MAP_SWAPPED);
2079
2080 $self->deactivate;
2081 $_->clear_links_to ($self) for values %cf::MAP;
2035 $self->clear; 2082 $self->clear;
2036 $self->in_memory (cf::MAP_SWAPPED);
2037} 2083}
2038 2084
2039sub reset_at { 2085sub reset_at {
2040 my ($self) = @_; 2086 my ($self) = @_;
2041 2087
… …
2073 if $uniq; 2119 if $uniq;
2074 } 2120 }
2075 2121
2076 delete $cf::MAP{$self->path}; 2122 delete $cf::MAP{$self->path};
2077 2123
2124 $self->deactivate;
2125 $_->clear_links_to ($self) for values %cf::MAP;
2078 $self->clear; 2126 $self->clear;
2079
2080 $_->clear_links_to ($self) for values %cf::MAP;
2081 2127
2082 $self->unlink_save; 2128 $self->unlink_save;
2083 $self->destroy; 2129 $self->destroy;
2084} 2130}
2085 2131
2086my $nuke_counter = "aaaa"; 2132my $nuke_counter = "aaaa";
2087 2133
2088sub nuke { 2134sub nuke {
2089 my ($self) = @_; 2135 my ($self) = @_;
2090 2136
2137 {
2138 my $lock = cf::lock_acquire "map_data:$self->{path}";
2139
2091 delete $cf::MAP{$self->path}; 2140 delete $cf::MAP{$self->path};
2092 2141
2093 $self->unlink_save; 2142 $self->unlink_save;
2094 2143
2095 bless $self, "cf::map"; 2144 bless $self, "cf::map";
2096 delete $self->{deny_reset}; 2145 delete $self->{deny_reset};
2097 $self->{deny_save} = 1; 2146 $self->{deny_save} = 1;
2098 $self->reset_timeout (1); 2147 $self->reset_timeout (1);
2099 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2148 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100 2149
2101 $cf::MAP{$self->path} = $self; 2150 $cf::MAP{$self->path} = $self;
2151 }
2102 2152
2103 $self->reset; # polite request, might not happen 2153 $self->reset; # polite request, might not happen
2104} 2154}
2105 2155
2106=item $maps = cf::map::tmp_maps 2156=item $maps = cf::map::tmp_maps
… …
2182 2232
2183sub inv_recursive { 2233sub inv_recursive {
2184 inv_recursive_ inv $_[0] 2234 inv_recursive_ inv $_[0]
2185} 2235}
2186 2236
2237=item $ref = $ob->ref
2238
2239creates and returns a persistent reference to an objetc that can be stored as a string.
2240
2241=item $ob = cf::object::deref ($refstring)
2242
2243returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244even if the object actually exists. May block.
2245
2246=cut
2247
2248sub deref {
2249 my ($ref) = @_;
2250
2251 # temporary compatibility#TODO#remove
2252 $ref =~ s{^<}{player/<};
2253
2254 if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {
2255 my ($uuid, $name) = ($1, $2);
2256 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257 or return;
2258 $pl->ob->uuid eq $uuid
2259 or return;
2260
2261 $pl->ob
2262 } else {
2263 warn "$ref: cannot resolve object reference\n";
2264 undef
2265 }
2266}
2267
2187package cf; 2268package cf;
2188 2269
2189=back 2270=back
2190 2271
2191=head3 cf::object::player 2272=head3 cf::object::player
… …
2500the message, with C<log> being the default. If C<$color> is negative, suppress 2581the message, with C<log> being the default. If C<$color> is negative, suppress
2501the message unless the client supports the msg packet. 2582the message unless the client supports the msg packet.
2502 2583
2503=cut 2584=cut
2504 2585
2586our %CHANNEL = (
2587 "c/identify" => {
2588 id => "identify",
2589 title => "Identify",
2590 reply => undef,
2591 tooltip => "Items recently identified",
2592 },
2593 "c/examine" => {
2594 id => "examine",
2595 title => "Examine",
2596 reply => undef,
2597 tooltip => "Signs and other items you examined",
2598 },
2599);
2600
2505sub cf::client::send_msg { 2601sub cf::client::send_msg {
2506 my ($self, $channel, $msg, $color, @extra) = @_; 2602 my ($self, $channel, $msg, $color, @extra) = @_;
2507 2603
2508 $msg = $self->pl->expand_cfpod ($msg); 2604 $msg = $self->pl->expand_cfpod ($msg);
2509 2605
2510 $color &= cf::NDI_CLIENT_MASK; # just in case... 2606 $color &= cf::NDI_CLIENT_MASK; # just in case...
2607
2608 # check predefined channels, for the benefit of C
2609 $channel = $CHANNEL{$channel} if $CHANNEL{$channel};
2511 2610
2512 if (ref $channel) { 2611 if (ref $channel) {
2513 # send meta info to client, if not yet sent 2612 # send meta info to client, if not yet sent
2514 unless (exists $self->{channel}{$channel->{id}}) { 2613 unless (exists $self->{channel}{$channel->{id}}) {
2515 $self->{channel}{$channel->{id}} = $channel; 2614 $self->{channel}{$channel->{id}} = $channel;
2516 $self->ext_msg (channel_info => $channel); 2615 $self->ext_msg (channel_info => $channel)
2616 if $self->can_msg;
2517 } 2617 }
2518 2618
2519 $channel = $channel->{id}; 2619 $channel = $channel->{id};
2520 } 2620 }
2521 2621
… …
2836# the server's init and main functions 2936# the server's init and main functions
2837 2937
2838sub load_facedata($) { 2938sub load_facedata($) {
2839 my ($path) = @_; 2939 my ($path) = @_;
2840 2940
2941 # HACK to clear player env face cache, we need some signal framework
2942 # for this (global event?)
2943 %ext::player_env::MUSIC_FACE_CACHE = ();
2944
2841 my $enc = JSON::XS->new->utf8->canonical->relaxed; 2945 my $enc = JSON::XS->new->utf8->canonical->relaxed;
2842 2946
2843 warn "loading facedata from $path\n"; 2947 warn "loading facedata from $path\n";
2844 2948
2845 my $facedata; 2949 my $facedata;
… …
2956 $ns->fx_want ($k, $v); 3060 $ns->fx_want ($k, $v);
2957 } 3061 }
2958}; 3062};
2959 3063
2960sub reload_regions { 3064sub reload_regions {
3065 # HACK to clear player env face cache, we need some signal framework
3066 # for this (global event?)
3067 %ext::player_env::MUSIC_FACE_CACHE = ();
3068
2961 load_resource_file "$MAPDIR/regions" 3069 load_resource_file "$MAPDIR/regions"
2962 or die "unable to load regions file\n"; 3070 or die "unable to load regions file\n";
2963 3071
2964 for (cf::region::list) { 3072 for (cf::region::list) {
2965 $_->{match} = qr/$_->{match}/ 3073 $_->{match} = qr/$_->{match}/
… …
3337 or die; 3445 or die;
3338 3446
3339 $map->width (50); 3447 $map->width (50);
3340 $map->height (50); 3448 $map->height (50);
3341 $map->alloc; 3449 $map->alloc;
3342 $map->_load_objects ("/tmp/x.map", 1); 3450 $map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3343 my $t = Event::time - $t; 3451 my $t = Event::time - $t;
3344 3452
3345 #next unless $t < 0.0013;#d# 3453 #next unless $t < 0.0013;#d#
3346 if ($t < $min) { 3454 if ($t < $min) {
3347 $min = $t; 3455 $min = $t;

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