… | |
… | |
15 | use Coro::Timer; |
15 | use Coro::Timer; |
16 | use Coro::Signal; |
16 | use Coro::Signal; |
17 | use Coro::Semaphore; |
17 | use Coro::Semaphore; |
18 | use Coro::AIO; |
18 | use Coro::AIO; |
19 | |
19 | |
|
|
20 | use Data::Dumper; |
20 | use Digest::MD5; |
21 | use Digest::MD5; |
21 | use Fcntl; |
22 | use Fcntl; |
22 | use IO::AIO 2.32 (); |
23 | use IO::AIO 2.32 (); |
23 | use YAML::Syck (); |
24 | use YAML::Syck (); |
24 | use Time::HiRes; |
25 | use Time::HiRes; |
25 | |
26 | |
26 | use Event; $Event::Eval = 1; # no idea why this is required, but it is |
27 | use Event; $Event::Eval = 1; # no idea why this is required, but it is |
27 | |
28 | |
|
|
29 | sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload |
|
|
30 | |
28 | # work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode? |
31 | # work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode? |
29 | $YAML::Syck::ImplicitUnicode = 1; |
32 | $YAML::Syck::ImplicitUnicode = 1; |
30 | |
33 | |
31 | $Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority |
34 | $Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority |
32 | |
|
|
33 | sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload |
|
|
34 | |
35 | |
35 | our %COMMAND = (); |
36 | our %COMMAND = (); |
36 | our %COMMAND_TIME = (); |
37 | our %COMMAND_TIME = (); |
37 | our %EXTCMD = (); |
38 | our %EXTCMD = (); |
38 | |
39 | |
… | |
… | |
53 | our %MAP; # all maps |
54 | our %MAP; # all maps |
54 | our $LINK_MAP; # the special {link} map |
55 | our $LINK_MAP; # the special {link} map |
55 | our $RANDOM_MAPS = cf::localdir . "/random"; |
56 | our $RANDOM_MAPS = cf::localdir . "/random"; |
56 | our %EXT_CORO; # coroutines bound to extensions |
57 | our %EXT_CORO; # coroutines bound to extensions |
57 | |
58 | |
|
|
59 | our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal; |
|
|
60 | our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal; |
|
|
61 | |
58 | binmode STDOUT; |
62 | binmode STDOUT; |
59 | binmode STDERR; |
63 | binmode STDERR; |
60 | |
64 | |
61 | # read virtual server time, if available |
65 | # read virtual server time, if available |
62 | unless ($RUNTIME || !-e cf::localdir . "/runtime") { |
66 | unless ($RUNTIME || !-e cf::localdir . "/runtime") { |
… | |
… | |
105 | |
109 | |
106 | =item %cf::CFG |
110 | =item %cf::CFG |
107 | |
111 | |
108 | Configuration for the server, loaded from C</etc/crossfire/config>, or |
112 | Configuration for the server, loaded from C</etc/crossfire/config>, or |
109 | from wherever your confdir points to. |
113 | from wherever your confdir points to. |
|
|
114 | |
|
|
115 | =item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE |
|
|
116 | |
|
|
117 | These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK) |
|
|
118 | or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick |
|
|
119 | processing has been done. Call C<< ->wait >> on them to maximise the |
|
|
120 | window of cpu time available, or simply to synchronise to the server tick. |
110 | |
121 | |
111 | =back |
122 | =back |
112 | |
123 | |
113 | =cut |
124 | =cut |
114 | |
125 | |
… | |
… | |
154 | |
165 | |
155 | =head2 UTILITY FUNCTIONS |
166 | =head2 UTILITY FUNCTIONS |
156 | |
167 | |
157 | =over 4 |
168 | =over 4 |
158 | |
169 | |
|
|
170 | =item dumpval $ref |
|
|
171 | |
159 | =cut |
172 | =cut |
|
|
173 | |
|
|
174 | sub dumpval { |
|
|
175 | eval { |
|
|
176 | local $SIG{__DIE__}; |
|
|
177 | my $d; |
|
|
178 | if (1) { |
|
|
179 | $d = new Data::Dumper([$_[0]], ["*var"]); |
|
|
180 | $d->Terse(1); |
|
|
181 | $d->Indent(2); |
|
|
182 | $d->Quotekeys(0); |
|
|
183 | $d->Useqq(1); |
|
|
184 | #$d->Bless(...); |
|
|
185 | $d->Seen($_[1]) if @_ > 1; |
|
|
186 | $d = $d->Dump(); |
|
|
187 | } |
|
|
188 | $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; |
|
|
189 | $d |
|
|
190 | } || "[unable to dump $_[0]: '$@']"; |
|
|
191 | } |
160 | |
192 | |
161 | use JSON::Syck (); # TODO# replace by JSON::PC once working |
193 | use JSON::Syck (); # TODO# replace by JSON::PC once working |
162 | |
194 | |
163 | =item $ref = cf::from_json $json |
195 | =item $ref = cf::from_json $json |
164 | |
196 | |
… | |
… | |
334 | =cut |
366 | =cut |
335 | |
367 | |
336 | ############################################################################# |
368 | ############################################################################# |
337 | |
369 | |
338 | package cf::path; |
370 | package cf::path; |
|
|
371 | |
|
|
372 | # used to convert map paths into valid unix filenames by repalcing / by ∕ |
|
|
373 | our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons |
339 | |
374 | |
340 | sub new { |
375 | sub new { |
341 | my ($class, $path, $base) = @_; |
376 | my ($class, $path, $base) = @_; |
342 | |
377 | |
343 | $path = $path->as_string if ref $path; |
378 | $path = $path->as_string if ref $path; |
… | |
… | |
407 | # } |
442 | # } |
408 | } |
443 | } |
409 | |
444 | |
410 | # escape the /'s in the path |
445 | # escape the /'s in the path |
411 | sub _escaped_path { |
446 | sub _escaped_path { |
412 | # ∕ is U+2215 |
|
|
413 | (my $path = $_[0]{path}) =~ s/\//∕/g; |
447 | (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; |
414 | $path |
448 | $path |
415 | } |
449 | } |
416 | |
450 | |
417 | # the original (read-only) location |
451 | # the original (read-only) location |
418 | sub load_path { |
452 | sub load_path { |
… | |
… | |
1045 | }; |
1079 | }; |
1046 | |
1080 | |
1047 | cf::map->attach (prio => -10000, package => cf::mapsupport::); |
1081 | cf::map->attach (prio => -10000, package => cf::mapsupport::); |
1048 | |
1082 | |
1049 | ############################################################################# |
1083 | ############################################################################# |
1050 | # load/save perl data associated with player->ob objects |
|
|
1051 | |
|
|
1052 | sub all_objects(@) { |
|
|
1053 | @_, map all_objects ($_->inv), @_ |
|
|
1054 | } |
|
|
1055 | |
|
|
1056 | # TODO: compatibility cruft, remove when no longer needed |
|
|
1057 | cf::player->attach ( |
|
|
1058 | on_load => sub { |
|
|
1059 | my ($pl, $path) = @_; |
|
|
1060 | |
|
|
1061 | for my $o (all_objects $pl->ob) { |
|
|
1062 | if (my $value = $o->get_ob_key_value ("_perl_data")) { |
|
|
1063 | $o->set_ob_key_value ("_perl_data"); |
|
|
1064 | |
|
|
1065 | %$o = %{ Storable::thaw pack "H*", $value }; |
|
|
1066 | } |
|
|
1067 | } |
|
|
1068 | }, |
|
|
1069 | ); |
|
|
1070 | |
|
|
1071 | ############################################################################# |
|
|
1072 | |
1084 | |
1073 | =head2 CORE EXTENSIONS |
1085 | =head2 CORE EXTENSIONS |
1074 | |
1086 | |
1075 | Functions and methods that extend core crossfire objects. |
1087 | Functions and methods that extend core crossfire objects. |
1076 | |
1088 | |
1077 | =cut |
1089 | =cut |
1078 | |
1090 | |
1079 | package cf::player; |
1091 | package cf::player; |
|
|
1092 | |
|
|
1093 | use Coro::AIO; |
1080 | |
1094 | |
1081 | =head3 cf::player |
1095 | =head3 cf::player |
1082 | |
1096 | |
1083 | =over 4 |
1097 | =over 4 |
1084 | |
1098 | |
… | |
… | |
1137 | my $path = path $pl; |
1151 | my $path = path $pl; |
1138 | my $guard = cf::lock_acquire "user_save:$path"; |
1152 | my $guard = cf::lock_acquire "user_save:$path"; |
1139 | |
1153 | |
1140 | return if $pl->{deny_save}; |
1154 | return if $pl->{deny_save}; |
1141 | |
1155 | |
1142 | Coro::AIO::aio_mkdir playerdir $pl, 0770; |
1156 | aio_mkdir playerdir $pl, 0770; |
1143 | $pl->{last_save} = $cf::RUNTIME; |
1157 | $pl->{last_save} = $cf::RUNTIME; |
1144 | |
1158 | |
1145 | $pl->save_pl ($path); |
1159 | $pl->save_pl ($path); |
1146 | Coro::cede; |
1160 | Coro::cede; |
1147 | } |
1161 | } |
… | |
… | |
1156 | |
1170 | |
1157 | $cf::PLAYER{$login} = $self; |
1171 | $cf::PLAYER{$login} = $self; |
1158 | |
1172 | |
1159 | $self |
1173 | $self |
1160 | } |
1174 | } |
|
|
1175 | |
|
|
1176 | =item $pl->quit_character |
|
|
1177 | |
|
|
1178 | Nukes the player without looking back. If logged in, the connection will |
|
|
1179 | be destroyed. May block for a long time. |
|
|
1180 | |
|
|
1181 | =cut |
1161 | |
1182 | |
1162 | sub quit_character { |
1183 | sub quit_character { |
1163 | my ($pl) = @_; |
1184 | my ($pl) = @_; |
1164 | |
1185 | |
1165 | $pl->{deny_save} = 1; |
1186 | $pl->{deny_save} = 1; |
… | |
… | |
1170 | $pl->invoke (cf::EVENT_PLAYER_QUIT); |
1191 | $pl->invoke (cf::EVENT_PLAYER_QUIT); |
1171 | $pl->ns->destroy if $pl->ns; |
1192 | $pl->ns->destroy if $pl->ns; |
1172 | |
1193 | |
1173 | my $path = playerdir $pl; |
1194 | my $path = playerdir $pl; |
1174 | my $temp = "$path~$cf::RUNTIME~deleting~"; |
1195 | my $temp = "$path~$cf::RUNTIME~deleting~"; |
1175 | Coro::AIO::aio_rename $path, $temp; |
1196 | aio_rename $path, $temp; |
1176 | delete $cf::PLAYER{$pl->ob->name}; |
1197 | delete $cf::PLAYER{$pl->ob->name}; |
1177 | $pl->destroy; |
1198 | $pl->destroy; |
1178 | IO::AIO::aio_rmtree $temp; |
1199 | IO::AIO::aio_rmtree $temp; |
|
|
1200 | } |
|
|
1201 | |
|
|
1202 | =item cf::player::list_logins |
|
|
1203 | |
|
|
1204 | Returns am arrayref of all valid playernames in the system, can take a |
|
|
1205 | while and may block, so not sync_job-capable, ever. |
|
|
1206 | |
|
|
1207 | =cut |
|
|
1208 | |
|
|
1209 | sub list_logins { |
|
|
1210 | my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir |
|
|
1211 | or return []; |
|
|
1212 | |
|
|
1213 | my @logins; |
|
|
1214 | |
|
|
1215 | for my $login (@$dirs) { |
|
|
1216 | my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; |
|
|
1217 | aio_read $fh, 0, 512, my $buf, 0 or next; |
|
|
1218 | $buf !~ /^password -------------$/m or next; # official not-valid tag |
|
|
1219 | |
|
|
1220 | utf8::decode $login; |
|
|
1221 | push @logins, $login; |
|
|
1222 | } |
|
|
1223 | |
|
|
1224 | \@logins |
|
|
1225 | } |
|
|
1226 | |
|
|
1227 | =item $player->maps |
|
|
1228 | |
|
|
1229 | Returns an arrayref of cf::path's of all maps that are private for this |
|
|
1230 | player. May block. |
|
|
1231 | |
|
|
1232 | =cut |
|
|
1233 | |
|
|
1234 | sub maps($) { |
|
|
1235 | my ($pl) = @_; |
|
|
1236 | |
|
|
1237 | my $files = aio_readdir playerdir $pl |
|
|
1238 | or return; |
|
|
1239 | |
|
|
1240 | my @paths; |
|
|
1241 | |
|
|
1242 | for (@$files) { |
|
|
1243 | utf8::decode $_; |
|
|
1244 | next if /\.(?:pl|pst)$/; |
|
|
1245 | next unless /^$PATH_SEP/; |
|
|
1246 | |
|
|
1247 | s/$PATH_SEP/\//g; |
|
|
1248 | push @paths, new cf::path "~" . $pl->ob->name . "/" . $_; |
|
|
1249 | } |
|
|
1250 | |
|
|
1251 | \@paths |
1179 | } |
1252 | } |
1180 | |
1253 | |
1181 | =item $player->ext_reply ($msgid, $msgtype, %msg) |
1254 | =item $player->ext_reply ($msgid, $msgtype, %msg) |
1182 | |
1255 | |
1183 | Sends an ext reply to the player. |
1256 | Sends an ext reply to the player. |
… | |
… | |
1503 | } |
1576 | } |
1504 | |
1577 | |
1505 | $map |
1578 | $map |
1506 | } |
1579 | } |
1507 | |
1580 | |
1508 | sub emergency_save { |
|
|
1509 | my $freeze_guard = cf::freeze_mainloop; |
|
|
1510 | |
|
|
1511 | warn "enter emergency perl save\n"; |
|
|
1512 | |
|
|
1513 | cf::sync_job { |
|
|
1514 | warn "begin emergency player save\n"; |
|
|
1515 | $_->save for values %cf::PLAYER; |
|
|
1516 | warn "end emergency player save\n"; |
|
|
1517 | |
|
|
1518 | warn "begin emergency map save\n"; |
|
|
1519 | $_->save for values %cf::MAP; |
|
|
1520 | warn "end emergency map save\n"; |
|
|
1521 | }; |
|
|
1522 | |
|
|
1523 | warn "leave emergency perl save\n"; |
|
|
1524 | } |
|
|
1525 | |
|
|
1526 | package cf; |
1581 | package cf; |
1527 | |
1582 | |
1528 | =back |
1583 | =back |
1529 | |
1584 | |
|
|
1585 | =head3 cf::object |
|
|
1586 | |
|
|
1587 | =cut |
|
|
1588 | |
|
|
1589 | package cf::object; |
|
|
1590 | |
|
|
1591 | =over 4 |
|
|
1592 | |
|
|
1593 | =item $ob->inv_recursive |
|
|
1594 | |
|
|
1595 | Returns the inventory of the object _and_ their inventories, recursively. |
|
|
1596 | |
|
|
1597 | =cut |
|
|
1598 | |
|
|
1599 | sub inv_recursive_; |
|
|
1600 | sub inv_recursive_ { |
|
|
1601 | map { $_, inv_recursive_ $_->inv } @_ |
|
|
1602 | } |
|
|
1603 | |
|
|
1604 | sub inv_recursive { |
|
|
1605 | inv_recursive_ inv $_[0] |
|
|
1606 | } |
|
|
1607 | |
|
|
1608 | package cf; |
|
|
1609 | |
|
|
1610 | =back |
1530 | |
1611 | |
1531 | =head3 cf::object::player |
1612 | =head3 cf::object::player |
1532 | |
1613 | |
1533 | =over 4 |
1614 | =over 4 |
1534 | |
1615 | |
… | |
… | |
1671 | =cut |
1752 | =cut |
1672 | |
1753 | |
1673 | sub cf::object::player::goto { |
1754 | sub cf::object::player::goto { |
1674 | my ($self, $path, $x, $y) = @_; |
1755 | my ($self, $path, $x, $y) = @_; |
1675 | |
1756 | |
|
|
1757 | $path = new cf::path $path; |
|
|
1758 | $path ne "/" or Carp::cluck ("oy");#d# |
|
|
1759 | |
1676 | $self->enter_link; |
1760 | $self->enter_link; |
1677 | |
1761 | |
1678 | (async { |
1762 | (async { |
1679 | $path = new cf::path $path; |
|
|
1680 | |
|
|
1681 | my $map = cf::map::find $path->as_string; |
1763 | my $map = cf::map::find $path->as_string; |
1682 | $map = $map->customise_for ($self) if $map; |
1764 | $map = $map->customise_for ($self) if $map; |
1683 | |
1765 | |
1684 | # warn "entering ", $map->path, " at ($x, $y)\n" |
1766 | # warn "entering ", $map->path, " at ($x, $y)\n" |
1685 | # if $map; |
1767 | # if $map; |
1686 | |
1768 | |
1687 | $map or $map->cluck ("oy");#d# |
|
|
1688 | $map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED); |
1769 | $map or $self->message ("The exit to '" . ($path->visible_name) . "' is closed", cf::NDI_UNIQUE | cf::NDI_RED); |
1689 | |
1770 | |
1690 | $self->leave_link ($map, $x, $y); |
1771 | $self->leave_link ($map, $x, $y); |
1691 | })->prio (1); |
1772 | })->prio (1); |
1692 | } |
1773 | } |
… | |
… | |
2122 | load_extensions; |
2203 | load_extensions; |
2123 | Event::loop; |
2204 | Event::loop; |
2124 | } |
2205 | } |
2125 | |
2206 | |
2126 | ############################################################################# |
2207 | ############################################################################# |
2127 | # initialisation |
2208 | # initialisation and cleanup |
|
|
2209 | |
|
|
2210 | # install some emergency cleanup handlers |
|
|
2211 | BEGIN { |
|
|
2212 | for my $signal (qw(INT HUP TERM)) { |
|
|
2213 | Event->signal ( |
|
|
2214 | data => WF_AUTOCANCEL, |
|
|
2215 | signal => $signal, |
|
|
2216 | cb => sub { |
|
|
2217 | cf::cleanup "SIG$signal"; |
|
|
2218 | }, |
|
|
2219 | ); |
|
|
2220 | } |
|
|
2221 | } |
|
|
2222 | |
|
|
2223 | sub emergency_save() { |
|
|
2224 | my $freeze_guard = cf::freeze_mainloop; |
|
|
2225 | |
|
|
2226 | warn "enter emergency perl save\n"; |
|
|
2227 | |
|
|
2228 | cf::sync_job { |
|
|
2229 | # use a peculiar iteration method to avoid tripping on perl |
|
|
2230 | # refcount bugs in for. also avoids problems with players |
|
|
2231 | # and maps saved/Destroyed asynchronously. |
|
|
2232 | warn "begin emergency player save\n"; |
|
|
2233 | for my $login (keys %cf::PLAYER) { |
|
|
2234 | my $pl = $cf::PLAYER{$login} or next; |
|
|
2235 | $pl->valid or next; |
|
|
2236 | $pl->save; |
|
|
2237 | } |
|
|
2238 | warn "end emergency player save\n"; |
|
|
2239 | |
|
|
2240 | warn "begin emergency map save\n"; |
|
|
2241 | for my $path (keys %cf::MAP) { |
|
|
2242 | my $map = $cf::MAP{$path} or next; |
|
|
2243 | $map->valid or next; |
|
|
2244 | $map->save; |
|
|
2245 | } |
|
|
2246 | warn "end emergency map save\n"; |
|
|
2247 | }; |
|
|
2248 | |
|
|
2249 | warn "leave emergency perl save\n"; |
|
|
2250 | } |
2128 | |
2251 | |
2129 | sub reload() { |
2252 | sub reload() { |
2130 | # can/must only be called in main |
2253 | # can/must only be called in main |
2131 | if ($Coro::current != $Coro::main) { |
2254 | if ($Coro::current != $Coro::main) { |
2132 | warn "can only reload from main coroutine\n"; |
2255 | warn "can only reload from main coroutine\n"; |
… | |
… | |
2283 | data => WF_AUTOCANCEL, |
2406 | data => WF_AUTOCANCEL, |
2284 | cb => sub { |
2407 | cb => sub { |
2285 | cf::server_tick; # one server iteration |
2408 | cf::server_tick; # one server iteration |
2286 | $RUNTIME += $TICK; |
2409 | $RUNTIME += $TICK; |
2287 | $NEXT_TICK += $TICK; |
2410 | $NEXT_TICK += $TICK; |
|
|
2411 | |
|
|
2412 | $WAIT_FOR_TICK->broadcast; |
|
|
2413 | $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited; |
2288 | |
2414 | |
2289 | # if we are delayed by four ticks or more, skip them all |
2415 | # if we are delayed by four ticks or more, skip them all |
2290 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
2416 | $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; |
2291 | |
2417 | |
2292 | $TICK_WATCHER->at ($NEXT_TICK); |
2418 | $TICK_WATCHER->at ($NEXT_TICK); |