… | |
… | |
87 | our %CFG; |
87 | our %CFG; |
88 | |
88 | |
89 | our $UPTIME; $UPTIME ||= time; |
89 | our $UPTIME; $UPTIME ||= time; |
90 | our $RUNTIME; |
90 | our $RUNTIME; |
91 | |
91 | |
92 | our %PLAYER; # all users |
92 | our (%PLAYER, %PLAYER_LOADING); # all users |
93 | our %MAP; # all maps |
93 | our (%MAP, %MAP_LOADING ); # all maps |
94 | our $LINK_MAP; # the special {link} map, which is always available |
94 | our $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 ∕ |
97 | our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons |
97 | our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons |
98 | |
98 | |
… | |
… | |
285 | Return true if the lock is currently active, i.e. somebody has locked it. |
285 | Return true if the lock is currently active, i.e. somebody has locked it. |
286 | |
286 | |
287 | =cut |
287 | =cut |
288 | |
288 | |
289 | our %LOCK; |
289 | our %LOCK; |
|
|
290 | our %LOCKER;#d# |
290 | |
291 | |
291 | sub lock_wait($) { |
292 | sub 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 | |
… | |
… | |
481 | sub fork_call(&@) { |
489 | sub 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 | |
1007 | sub object_freezer_save { |
1015 | sub 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 $guard; |
1043 | } |
1055 | } |
1044 | |
1056 | |
1045 | sub object_freezer_as_string { |
1057 | sub object_freezer_as_string { |
1046 | my ($rdata, $objs) = @_; |
1058 | my ($rdata, $objs) = @_; |
1047 | |
1059 | |
… | |
… | |
1052 | |
1064 | |
1053 | sub object_thawer_load { |
1065 | sub object_thawer_load { |
1054 | my ($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 |
… | |
… | |
1260 | |
1277 | |
1261 | =head3 cf::player |
1278 | =head3 cf::player |
1262 | |
1279 | |
1263 | =over 4 |
1280 | =over 4 |
1264 | |
1281 | |
|
|
1282 | =item cf::player::num_playing |
|
|
1283 | |
|
|
1284 | Returns the official number of playing players, as per the Crossfire metaserver rules. |
|
|
1285 | |
|
|
1286 | =cut |
|
|
1287 | |
|
|
1288 | sub num_playing { |
|
|
1289 | scalar grep |
|
|
1290 | $_->ob->map |
|
|
1291 | && !$_->hidden |
|
|
1292 | && !$_->ob->flag (cf::FLAG_WIZ), |
|
|
1293 | cf::player::list |
|
|
1294 | } |
|
|
1295 | |
1265 | =item cf::player::find $login |
1296 | =item cf::player::find $login |
1266 | |
1297 | |
1267 | Returns the given player object, loading it if necessary (might block). |
1298 | Returns the given player object, loading it if necessary (might block). |
1268 | |
1299 | |
1269 | =cut |
1300 | =cut |
… | |
… | |
1304 | aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; |
1335 | aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; |
1305 | aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; |
1336 | aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; |
1306 | aio_unlink +(playerdir $login) . "/$login.pl.pst"; |
1337 | aio_unlink +(playerdir $login) . "/$login.pl.pst"; |
1307 | aio_unlink +(playerdir $login) . "/$login.pl"; |
1338 | aio_unlink +(playerdir $login) . "/$login.pl"; |
1308 | |
1339 | |
1309 | my $pl = load_pl path $login |
1340 | my $f = new_from_file cf::object::thawer path $login |
1310 | or return; |
1341 | or return; |
|
|
1342 | |
|
|
1343 | $f->next; |
|
|
1344 | my $pl = cf::player::load_pl $f |
|
|
1345 | or return; |
|
|
1346 | local $cf::PLAYER_LOADING{$login} = $pl; |
|
|
1347 | $f->resolve_delayed_derefs; |
1311 | $cf::PLAYER{$login} = $pl |
1348 | $cf::PLAYER{$login} = $pl |
1312 | } |
1349 | } |
1313 | } |
1350 | } |
1314 | } |
1351 | } |
1315 | |
1352 | |
… | |
… | |
1755 | |
1792 | |
1756 | sub load_header_from($) { |
1793 | sub load_header_from($) { |
1757 | my ($self, $path) = @_; |
1794 | my ($self, $path) = @_; |
1758 | |
1795 | |
1759 | utf8::encode $path; |
1796 | utf8::encode $path; |
1760 | #aio_open $path, O_RDONLY, 0 |
1797 | my $f = new_from_file cf::object::thawer $path |
1761 | # or return; |
|
|
1762 | |
|
|
1763 | $self->_load_header ($path) |
|
|
1764 | or return; |
1798 | or return; |
|
|
1799 | |
|
|
1800 | $self->_load_header ($f) |
|
|
1801 | or return; |
|
|
1802 | |
|
|
1803 | local $MAP_LOADING{$self->{path}} = $self; |
|
|
1804 | $f->resolve_delayed_derefs; |
1765 | |
1805 | |
1766 | $self->{load_path} = $path; |
1806 | $self->{load_path} = $path; |
1767 | |
1807 | |
1768 | 1 |
1808 | 1 |
1769 | } |
1809 | } |
… | |
… | |
1823 | sub find { |
1863 | sub find { |
1824 | my ($path, $origin) = @_; |
1864 | my ($path, $origin) = @_; |
1825 | |
1865 | |
1826 | $path = normalise $path, $origin && $origin->path; |
1866 | $path = normalise $path, $origin && $origin->path; |
1827 | |
1867 | |
|
|
1868 | cf::lock_wait "map_data:$path";#d#remove |
1828 | cf::lock_wait "map_find:$path"; |
1869 | cf::lock_wait "map_find:$path"; |
1829 | |
1870 | |
1830 | $cf::MAP{$path} || do { |
1871 | $cf::MAP{$path} || do { |
1831 | my $guard = cf::lock_acquire "map_find:$path"; |
1872 | my $guard1 = cf::lock_acquire "map_find:$path"; |
|
|
1873 | my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it |
|
|
1874 | |
1832 | my $map = new_from_path cf::map $path |
1875 | my $map = new_from_path cf::map $path |
1833 | or return; |
1876 | or return; |
1834 | |
1877 | |
1835 | $map->{last_save} = $cf::RUNTIME; |
1878 | $map->{last_save} = $cf::RUNTIME; |
1836 | |
1879 | |
… | |
… | |
1838 | or return; |
1881 | or return; |
1839 | |
1882 | |
1840 | if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) |
1883 | if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) |
1841 | # doing this can freeze the server in a sync job, obviously |
1884 | # doing this can freeze the server in a sync job, obviously |
1842 | #$cf::WAIT_FOR_TICK->wait; |
1885 | #$cf::WAIT_FOR_TICK->wait; |
|
|
1886 | undef $guard1; |
|
|
1887 | undef $guard2; |
1843 | $map->reset; |
1888 | $map->reset; |
1844 | undef $guard; |
|
|
1845 | return find $path; |
1889 | return find $path; |
1846 | } |
1890 | } |
1847 | |
1891 | |
1848 | $cf::MAP{$path} = $map |
1892 | $cf::MAP{$path} = $map |
1849 | } |
1893 | } |
… | |
… | |
1858 | local $self->{deny_reset} = 1; # loading can take a long time |
1902 | local $self->{deny_reset} = 1; # loading can take a long time |
1859 | |
1903 | |
1860 | my $path = $self->{path}; |
1904 | my $path = $self->{path}; |
1861 | |
1905 | |
1862 | { |
1906 | { |
1863 | my $guard1 = cf::lock_acquire "map_data:$path"; |
1907 | my $guard = cf::lock_acquire "map_data:$path"; |
1864 | my $guard2 = cf::lock_acquire "map_load:$path"; |
|
|
1865 | |
1908 | |
|
|
1909 | return unless $self->valid; |
1866 | return if $self->in_memory != cf::MAP_SWAPPED; |
1910 | return unless $self->in_memory == cf::MAP_SWAPPED; |
1867 | |
1911 | |
1868 | $self->in_memory (cf::MAP_LOADING); |
1912 | $self->in_memory (cf::MAP_LOADING); |
1869 | |
1913 | |
1870 | $self->alloc; |
1914 | $self->alloc; |
1871 | |
1915 | |
1872 | $self->pre_load; |
1916 | $self->pre_load; |
1873 | cf::cede_to_tick; |
1917 | cf::cede_to_tick; |
1874 | |
1918 | |
|
|
1919 | my $f = new_from_file cf::object::thawer $self->{load_path}; |
|
|
1920 | $f->skip_block; |
1875 | $self->_load_objects ($self->{load_path}, 1) |
1921 | $self->_load_objects ($f) |
1876 | or return; |
1922 | or return; |
1877 | |
1923 | |
1878 | $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) |
1924 | $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) |
1879 | if delete $self->{load_original}; |
1925 | if delete $self->{load_original}; |
1880 | |
1926 | |
1881 | if (my $uniq = $self->uniq_path) { |
1927 | if (my $uniq = $self->uniq_path) { |
1882 | utf8::encode $uniq; |
1928 | utf8::encode $uniq; |
1883 | if (aio_open $uniq, O_RDONLY, 0) { |
1929 | unless (aio_stat $uniq) { |
|
|
1930 | if (my $f = new_from_file cf::object::thawer $uniq) { |
1884 | $self->clear_unique_items; |
1931 | $self->clear_unique_items; |
1885 | $self->_load_objects ($uniq, 0); |
1932 | $self->_load_objects ($f); |
|
|
1933 | $f->resolve_delayed_derefs; |
|
|
1934 | } |
1886 | } |
1935 | } |
1887 | } |
1936 | } |
|
|
1937 | |
|
|
1938 | $f->resolve_delayed_derefs; |
1888 | |
1939 | |
1889 | cf::cede_to_tick; |
1940 | cf::cede_to_tick; |
1890 | # now do the right thing for maps |
1941 | # now do the right thing for maps |
1891 | $self->link_multipart_objects; |
1942 | $self->link_multipart_objects; |
1892 | $self->difficulty ($self->estimate_difficulty) |
1943 | $self->difficulty ($self->estimate_difficulty) |
… | |
… | |
2036 | |
2087 | |
2037 | return if $self->players; |
2088 | return if $self->players; |
2038 | return if $self->in_memory != cf::MAP_IN_MEMORY; |
2089 | return if $self->in_memory != cf::MAP_IN_MEMORY; |
2039 | return if $self->{deny_save}; |
2090 | return if $self->{deny_save}; |
2040 | |
2091 | |
|
|
2092 | $self->in_memory (cf::MAP_SWAPPED); |
|
|
2093 | |
|
|
2094 | $self->deactivate; |
|
|
2095 | $_->clear_links_to ($self) for values %cf::MAP; |
2041 | $self->clear; |
2096 | $self->clear; |
2042 | $self->in_memory (cf::MAP_SWAPPED); |
|
|
2043 | } |
2097 | } |
2044 | |
2098 | |
2045 | sub reset_at { |
2099 | sub reset_at { |
2046 | my ($self) = @_; |
2100 | my ($self) = @_; |
2047 | |
2101 | |
… | |
… | |
2079 | if $uniq; |
2133 | if $uniq; |
2080 | } |
2134 | } |
2081 | |
2135 | |
2082 | delete $cf::MAP{$self->path}; |
2136 | delete $cf::MAP{$self->path}; |
2083 | |
2137 | |
|
|
2138 | $self->deactivate; |
|
|
2139 | $_->clear_links_to ($self) for values %cf::MAP; |
2084 | $self->clear; |
2140 | $self->clear; |
2085 | |
|
|
2086 | $_->clear_links_to ($self) for values %cf::MAP; |
|
|
2087 | |
2141 | |
2088 | $self->unlink_save; |
2142 | $self->unlink_save; |
2089 | $self->destroy; |
2143 | $self->destroy; |
2090 | } |
2144 | } |
2091 | |
2145 | |
… | |
… | |
2190 | map { $_, inv_recursive_ $_->inv } @_ |
2244 | map { $_, inv_recursive_ $_->inv } @_ |
2191 | } |
2245 | } |
2192 | |
2246 | |
2193 | sub inv_recursive { |
2247 | sub inv_recursive { |
2194 | inv_recursive_ inv $_[0] |
2248 | inv_recursive_ inv $_[0] |
|
|
2249 | } |
|
|
2250 | |
|
|
2251 | =item $ref = $ob->ref |
|
|
2252 | |
|
|
2253 | creates and returns a persistent reference to an objetc that can be stored as a string. |
|
|
2254 | |
|
|
2255 | =item $ob = cf::object::deref ($refstring) |
|
|
2256 | |
|
|
2257 | returns the objetc referenced by refstring. may return undef when it cnanot find the object, |
|
|
2258 | even if the object actually exists. May block. |
|
|
2259 | |
|
|
2260 | =cut |
|
|
2261 | |
|
|
2262 | sub deref { |
|
|
2263 | my ($ref) = @_; |
|
|
2264 | |
|
|
2265 | # temporary compatibility#TODO#remove |
|
|
2266 | $ref =~ s{^<}{player/<}; |
|
|
2267 | |
|
|
2268 | if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) { |
|
|
2269 | my ($uuid, $name) = ($1, $2); |
|
|
2270 | my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name |
|
|
2271 | or return; |
|
|
2272 | $pl->ob->uuid eq $uuid |
|
|
2273 | or return; |
|
|
2274 | |
|
|
2275 | $pl->ob |
|
|
2276 | } else { |
|
|
2277 | warn "$ref: cannot resolve object reference\n"; |
|
|
2278 | undef |
|
|
2279 | } |
2195 | } |
2280 | } |
2196 | |
2281 | |
2197 | package cf; |
2282 | package cf; |
2198 | |
2283 | |
2199 | =back |
2284 | =back |
… | |
… | |
3374 | or die; |
3459 | or die; |
3375 | |
3460 | |
3376 | $map->width (50); |
3461 | $map->width (50); |
3377 | $map->height (50); |
3462 | $map->height (50); |
3378 | $map->alloc; |
3463 | $map->alloc; |
3379 | $map->_load_objects ("/tmp/x.map", 1); |
3464 | $map->_load_objects ("/tmp/x.map", 1); #TODO: does not work |
3380 | my $t = Event::time - $t; |
3465 | my $t = Event::time - $t; |
3381 | |
3466 | |
3382 | #next unless $t < 0.0013;#d# |
3467 | #next unless $t < 0.0013;#d# |
3383 | if ($t < $min) { |
3468 | if ($t < $min) { |
3384 | $min = $t; |
3469 | $min = $t; |