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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.209 by root, Mon Feb 12 01:25:55 2007 UTC vs.
Revision 1.235 by root, Tue Apr 10 09:35:23 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 3.5 (); 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
20use BDB (); 22use BDB ();
21use Data::Dumper; 23use Data::Dumper;
22use Digest::MD5; 24use Digest::MD5;
23use Fcntl; 25use Fcntl;
26use YAML::Syck ();
24use IO::AIO 2.32 (); 27use IO::AIO 2.32 ();
25use YAML::Syck ();
26use Time::HiRes; 28use Time::HiRes;
27use Compress::LZF; 29use Compress::LZF;
28 30
31# configure various modules to our taste
32#
33Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
29Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 34Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
30 35
31use 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
32
33sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
34 37
35# 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?
36$YAML::Syck::ImplicitUnicode = 1; 39$YAML::Syck::ImplicitUnicode = 1;
37 40
38$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 41$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
39 44
40our %COMMAND = (); 45our %COMMAND = ();
41our %COMMAND_TIME = (); 46our %COMMAND_TIME = ();
42 47
43our @EXTS = (); # list of extension package names 48our @EXTS = (); # list of extension package names
44our %EXTCMD = (); 49our %EXTCMD = ();
45our %EXT_CORO = (); # coroutines bound to extensions 50our %EXT_CORO = (); # coroutines bound to extensions
46our %EXT_MAP = (); # pluggable maps 51our %EXT_MAP = (); # pluggable maps
47 52
53our $RELOAD; # number of reloads so far
48our @EVENT; 54our @EVENT;
49our $LIBDIR = datadir . "/ext"; 55our $LIBDIR = datadir . "/ext";
50 56
51our $TICK = MAX_TIME * 1e-6; 57our $TICK = MAX_TIME * 1e-6;
52our $TICK_WATCHER; 58our $TICK_WATCHER;
53our $AIO_POLL_WATCHER; 59our $AIO_POLL_WATCHER;
54our $WRITE_RUNTIME_WATCHER; 60our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
55our $NEXT_TICK; 61our $NEXT_TICK;
56our $NOW; 62our $NOW;
57our $USE_FSYNC = 1; # use fsync to write maps - default off 63our $USE_FSYNC = 1; # use fsync to write maps - default off
58 64
59our $BDB_POLL_WATCHER; 65our $BDB_POLL_WATCHER;
… …
202 $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;
203 $d 209 $d
204 } || "[unable to dump $_[0]: '$@']"; 210 } || "[unable to dump $_[0]: '$@']";
205} 211}
206 212
207use JSON::Syck (); # TODO# replace by JSON::PC once working 213use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
208 214
209=item $ref = cf::from_json $json 215=item $ref = cf::from_json $json
210 216
211Converts a JSON string into the corresponding perl data structure. 217Converts a JSON string into the corresponding perl data structure.
212 218
213=cut
214
215sub from_json($) {
216 $JSON::Syck::ImplicitUnicode = 1; # work around JSON::Syck bugs
217 JSON::Syck::Load $_[0]
218}
219
220=item $json = cf::to_json $ref 219=item $json = cf::to_json $ref
221 220
222Converts a perl data structure into its JSON representation. 221Converts a perl data structure into its JSON representation.
223
224=cut
225
226sub to_json($) {
227 $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs
228 JSON::Syck::Dump $_[0]
229}
230 222
231=item cf::lock_wait $string 223=item cf::lock_wait $string
232 224
233Wait until the given lock is available. See cf::lock_acquire. 225Wait until the given lock is available. See cf::lock_acquire.
234 226
… …
273sub freeze_mainloop { 265sub freeze_mainloop {
274 return unless $TICK_WATCHER->is_active; 266 return unless $TICK_WATCHER->is_active;
275 267
276 my $guard = Coro::guard { 268 my $guard = Coro::guard {
277 $TICK_WATCHER->start; 269 $TICK_WATCHER->start;
278 $WRITE_RUNTIME_WATCHER->start;
279 }; 270 };
280 $WRITE_RUNTIME_WATCHER->stop;
281 $TICK_WATCHER->stop; 271 $TICK_WATCHER->stop;
282 $guard 272 $guard
283} 273}
284 274
285=item cf::async { BLOCK } 275=item cf::async { BLOCK }
… …
356 346
357 $coro 347 $coro
358} 348}
359 349
360sub write_runtime { 350sub write_runtime {
351 my $guard = cf::lock_acquire "write_runtime";
352
361 my $runtime = cf::localdir . "/runtime"; 353 my $runtime = cf::localdir . "/runtime";
362 354
363 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 355 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
364 or return; 356 or return;
365 357
… …
379 371
380 aio_rename "$runtime~", $runtime 372 aio_rename "$runtime~", $runtime
381 and return; 373 and return;
382 374
383 1 375 1
376}
377
378=item cf::datalog type => key => value, ...
379
380Log a datalog packet of the given type with the given key-value pairs.
381
382=cut
383
384sub datalog($@) {
385 my ($type, %kv) = @_;
386 warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
384} 387}
385 388
386=back 389=back
387 390
388=cut 391=cut
… …
787 } 790 }
788 } else { 791 } else {
789 aio_unlink $filename; 792 aio_unlink $filename;
790 aio_unlink "$filename.pst"; 793 aio_unlink "$filename.pst";
791 } 794 }
792
793 #d##TODO# nuke non .map-files if exist
794 if ($filename =~ s/\.map$//) {
795 aio_unlink $filename;
796 aio_unlink "$filename.pst";
797 }
798 } 795 }
799} 796}
800 797
801sub object_freezer_as_string { 798sub object_freezer_as_string {
802 my ($rdata, $objs) = @_; 799 my ($rdata, $objs) = @_;
… …
808 805
809sub object_thawer_load { 806sub object_thawer_load {
810 my ($filename) = @_; 807 my ($filename) = @_;
811 808
812 my ($data, $av); 809 my ($data, $av);
813
814 #d#TODO remove .map if file does not exist
815 aio_stat $filename and $filename =~ s/\.map$//;
816 810
817 (aio_load $filename, $data) >= 0 811 (aio_load $filename, $data) >= 0
818 or return; 812 or return;
819 813
820 unless (aio_stat "$filename.pst") { 814 unless (aio_stat "$filename.pst") {
… …
969} 963}
970 964
971sub path($) { 965sub path($) {
972 my $login = ref $_[0] ? $_[0]->ob->name : $_[0]; 966 my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
973 967
974 (playerdir $login) . "/$login.pl" 968 (playerdir $login) . "/playerdata"
975} 969}
976 970
977sub find_active($) { 971sub find_active($) {
978 $cf::PLAYER{$_[0]} 972 $cf::PLAYER{$_[0]}
979 and $cf::PLAYER{$_[0]}->active 973 and $cf::PLAYER{$_[0]}->active
… …
992 my $login = $_[0]; 986 my $login = $_[0];
993 987
994 my $guard = cf::lock_acquire "user_find:$login"; 988 my $guard = cf::lock_acquire "user_find:$login";
995 989
996 $cf::PLAYER{$_[0]} || do { 990 $cf::PLAYER{$_[0]} || do {
991 # rename old playerfiles to new ones
992 #TODO: remove when no longer required
993 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
994 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
995 aio_unlink +(playerdir $login) . "/$login.pl.pst";
996 aio_unlink +(playerdir $login) . "/$login.pl";
997
997 my $pl = load_pl path $login 998 my $pl = load_pl path $login
998 or return; 999 or return;
999 $cf::PLAYER{$login} = $pl 1000 $cf::PLAYER{$login} = $pl
1000 } 1001 }
1001 } 1002 }
… …
1038 1039
1039=cut 1040=cut
1040 1041
1041sub quit_character { 1042sub quit_character {
1042 my ($pl) = @_; 1043 my ($pl) = @_;
1044
1045 my $name = $pl->ob->name;
1043 1046
1044 $pl->{deny_save} = 1; 1047 $pl->{deny_save} = 1;
1045 $pl->password ("*"); # this should lock out the player until we nuked the dir 1048 $pl->password ("*"); # this should lock out the player until we nuked the dir
1046 1049
1047 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1050 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
… …
1052 my $path = playerdir $pl; 1055 my $path = playerdir $pl;
1053 my $temp = "$path~$cf::RUNTIME~deleting~"; 1056 my $temp = "$path~$cf::RUNTIME~deleting~";
1054 aio_rename $path, $temp; 1057 aio_rename $path, $temp;
1055 delete $cf::PLAYER{$pl->ob->name}; 1058 delete $cf::PLAYER{$pl->ob->name};
1056 $pl->destroy; 1059 $pl->destroy;
1060
1061 my $prefix = qr<^~\Q$name\E/>;
1062
1063 # nuke player maps
1064 $cf::MAP{$_}->nuke for grep /$prefix/, keys %cf::MAP;
1065
1057 IO::AIO::aio_rmtree $temp; 1066 IO::AIO::aio_rmtree $temp;
1067}
1068
1069=item $pl->kick
1070
1071Kicks a player out of the game. This destroys the connection.
1072
1073=cut
1074
1075sub kick {
1076 my ($pl, $kicker) = @_;
1077
1078 $pl->invoke (cf::EVENT_PLAYER_KICK, $kicker);
1079 $pl->killer ("kicked");
1080 $pl->ns->destroy;
1058} 1081}
1059 1082
1060=item cf::player::list_logins 1083=item cf::player::list_logins
1061 1084
1062Returns am arrayref of all valid playernames in the system, can take a 1085Returns am arrayref of all valid playernames in the system, can take a
… …
1108 } 1131 }
1109 1132
1110 \@paths 1133 \@paths
1111} 1134}
1112 1135
1113=item $player->ext_reply ($msgid, $msgtype, %msg) 1136=item $player->ext_reply ($msgid, %msg)
1114 1137
1115Sends an ext reply to the player. 1138Sends an ext reply to the player.
1116 1139
1117=cut 1140=cut
1118 1141
1119sub ext_reply($$$%) { 1142sub ext_reply($$%) {
1120 my ($self, $id, %msg) = @_; 1143 my ($self, $id, %msg) = @_;
1121 1144
1122 $msg{msgid} = $id; 1145 $msg{msgid} = $id;
1123 1146
1124 $self->send ("ext " . cf::to_json \%msg); 1147 $self->send ("ext " . cf::to_json \%msg);
1148}
1149
1150=item $player->ext_event ($type, %msg)
1151
1152Sends an ext event to the client.
1153
1154=cut
1155
1156sub ext_event($$%) {
1157 my ($self, $type, %msg) = @_;
1158
1159 $self->ns->ext_event ($type, %msg);
1125} 1160}
1126 1161
1127package cf; 1162package cf;
1128 1163
1129=back 1164=back
… …
1307 my ($self) = @_; 1342 my ($self) = @_;
1308 1343
1309 utf8::encode (my $save = $self->save_path); 1344 utf8::encode (my $save = $self->save_path);
1310 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save; 1345 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
1311 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst"; 1346 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
1312
1313 #d#TODO remove .map and also nuke
1314 $save =~ s/\.map// or return;#d#
1315 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;#d#
1316 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";#d#
1317} 1347}
1318 1348
1319sub load_header_from($) { 1349sub load_header_from($) {
1320 my ($self, $path) = @_; 1350 my ($self, $path) = @_;
1321 1351
… …
1609 return if $self->players; 1639 return if $self->players;
1610 return if $self->isa ("ext::map_per_player");#d# 1640 return if $self->isa ("ext::map_per_player");#d#
1611 1641
1612 warn "resetting map ", $self->path;#d# 1642 warn "resetting map ", $self->path;#d#
1613 1643
1644 $self->in_memory (cf::MAP_SWAPPED);
1645
1646 # need to save uniques path
1647 unless ($self->{deny_save}) {
1648 my $uniq = $self->uniq_path; utf8::encode $uniq;
1649
1650 $self->_save_objects ($uniq, cf::IO_UNIQUES)
1651 if $uniq;
1652 }
1653
1614 delete $cf::MAP{$self->path}; 1654 delete $cf::MAP{$self->path};
1615 1655
1616 $self->in_memory (cf::MAP_SWAPPED);
1617 $self->clear; 1656 $self->clear;
1618 1657
1619 $_->clear_links_to ($self) for values %cf::MAP; 1658 $_->clear_links_to ($self) for values %cf::MAP;
1620 1659
1621 $self->unlink_save; 1660 $self->unlink_save;
… …
1811 $map->load; 1850 $map->load;
1812 $map->load_diag; 1851 $map->load_diag;
1813 1852
1814 return unless $self->contr->active; 1853 return unless $self->contr->active;
1815 $self->activate_recursive; 1854 $self->activate_recursive;
1855
1856 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1816 $self->enter_map ($map, $x, $y); 1857 $self->enter_map ($map, $x, $y);
1817} 1858}
1818 1859
1819cf::player->attach ( 1860cf::player->attach (
1820 on_logout => sub { 1861 on_logout => sub {
… …
1833 # try to abort aborted map switching on player login :) 1874 # try to abort aborted map switching on player login :)
1834 # should happen only on crashes 1875 # should happen only on crashes
1835 if ($pl->ob->{_link_pos}) { 1876 if ($pl->ob->{_link_pos}) {
1836 $pl->ob->enter_link; 1877 $pl->ob->enter_link;
1837 (async { 1878 (async {
1838 # we need this sleep as the login has a concurrent enter_exit running
1839 # and this sleep increases chances of the player not ending up in scorn
1840 $pl->ob->reply (undef, 1879 $pl->ob->reply (undef,
1841 "There was an internal problem at your last logout, " 1880 "There was an internal problem at your last logout, "
1842 . "the server will try to bring you to your intended destination in a second.", 1881 . "the server will try to bring you to your intended destination in a second.",
1843 cf::NDI_RED); 1882 cf::NDI_RED);
1883 # we need this sleep as the login has a concurrent enter_exit running
1884 # and this sleep increases chances of the player not ending up in scorn
1844 Coro::Timer::sleep 1; 1885 Coro::Timer::sleep 1;
1845 $pl->ob->leave_link; 1886 $pl->ob->leave_link;
1846 })->prio (2); 1887 })->prio (2);
1847 } 1888 }
1848 }, 1889 },
… …
1931 1972
1932 return unless $self->type == cf::PLAYER; 1973 return unless $self->type == cf::PLAYER;
1933 1974
1934 if ($exit->slaying eq "/!") { 1975 if ($exit->slaying eq "/!") {
1935 #TODO: this should de-fi-ni-te-ly not be a sync-job 1976 #TODO: this should de-fi-ni-te-ly not be a sync-job
1977 # the problem is that $exit might not survive long enough
1978 # so it needs to be done right now, right here
1936 cf::sync_job { prepare_random_map $exit }; 1979 cf::sync_job { prepare_random_map $exit };
1937 } 1980 }
1938 1981
1939 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path; 1982 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
1940 my $hp = $exit->stats->hp; 1983 my $hp = $exit->stats->hp;
… …
1948 $self->goto ($slaying, $hp, $sp); 1991 $self->goto ($slaying, $hp, $sp);
1949 1992
1950 1; 1993 1;
1951 }) { 1994 }) {
1952 $self->message ("Something went wrong deep within the crossfire server. " 1995 $self->message ("Something went wrong deep within the crossfire server. "
1953 . "I'll try to bring you back to the map you were before. " 1996 . "I'll try to bring you back to the map you were before. "
1954 . "Please report this to the dungeon master!", 1997 . "Please report this to the dungeon master!",
1955 cf::NDI_UNIQUE | cf::NDI_RED); 1998 cf::NDI_UNIQUE | cf::NDI_RED);
1956 1999
1957 warn "ERROR in enter_exit: $@"; 2000 warn "ERROR in enter_exit: $@";
1958 $self->leave_link; 2001 $self->leave_link;
1959 } 2002 }
1960 })->prio (1); 2003 })->prio (1);
… …
1973 2016
1974sub cf::client::send_drawinfo { 2017sub cf::client::send_drawinfo {
1975 my ($self, $text, $flags) = @_; 2018 my ($self, $text, $flags) = @_;
1976 2019
1977 utf8::encode $text; 2020 utf8::encode $text;
1978 $self->send_packet (sprintf "drawinfo %d %s", $flags, $text); 2021 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
1979} 2022}
1980 2023
2024=item $client->ext_event ($type, %msg)
2025
2026Sends an exti event to the client.
2027
2028=cut
2029
2030sub cf::client::ext_event($$%) {
2031 my ($self, $type, %msg) = @_;
2032
2033 $msg{msgtype} = "event_$type";
2034 $self->send_packet ("ext " . cf::to_json \%msg);
2035}
1981 2036
1982=item $success = $client->query ($flags, "text", \&cb) 2037=item $success = $client->query ($flags, "text", \&cb)
1983 2038
1984Queues a query to the client, calling the given callback with 2039Queues a query to the client, calling the given callback with
1985the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>, 2040the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
… …
2082 2137
2083# here we export the classes and methods available to script code 2138# here we export the classes and methods available to script code
2084 2139
2085=pod 2140=pod
2086 2141
2087The following fucntions and emthods are available within a safe environment: 2142The following functions and methods are available within a safe environment:
2088 2143
2089 cf::object contr pay_amount pay_player map 2144 cf::object contr pay_amount pay_player map
2090 cf::object::player player 2145 cf::object::player player
2091 cf::player peaceful 2146 cf::player peaceful
2092 cf::map trigger 2147 cf::map trigger
… …
2197 2252
2198=cut 2253=cut
2199 2254
2200our $DB; 2255our $DB;
2201 2256
2257sub db_init {
2202unless ($DB) { 2258 unless ($DB) {
2203 $DB = BDB::db_create $DB_ENV; 2259 $DB = BDB::db_create $DB_ENV;
2204 2260
2205 cf::sync_job { 2261 cf::sync_job {
2206 eval { 2262 eval {
2207 $DB->set_flags (BDB::CHKSUM); 2263 $DB->set_flags (BDB::CHKSUM);
2208 2264
2209 BDB::db_open $DB, undef, "db", undef, BDB::BTREE, 2265 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2210 BDB::CREATE | BDB::AUTO_COMMIT, 0666; 2266 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2211 cf::cleanup "db_open(db): $!" if $!; 2267 cf::cleanup "db_open(db): $!" if $!;
2268 };
2269 cf::cleanup "db_open(db): $@" if $@;
2212 }; 2270 };
2213 cf::cleanup "db_open(db): $@" if $@;
2214 };
2215 2271
2216 my $path = cf::localdir . "/database.pst"; 2272 my $path = cf::localdir . "/database.pst";
2217 if (stat $path) { 2273 if (stat $path) {
2218 cf::sync_job { 2274 cf::sync_job {
2219 my $pst = Storable::retrieve $path; 2275 my $pst = Storable::retrieve $path;
2220 2276
2221 cf::db_put (board => data => $pst->{board}); 2277 cf::db_put (board => data => $pst->{board});
2222 cf::db_put (guildrules => data => $pst->{guildrules}); 2278 cf::db_put (guildrules => data => $pst->{guildrules});
2223 cf::db_put (rent => balance => $pst->{rent}{balance}); 2279 cf::db_put (rent => balance => $pst->{rent}{balance});
2224 BDB::db_env_txn_checkpoint $DB_ENV; 2280 BDB::db_env_txn_checkpoint $DB_ENV;
2225 2281
2226 unlink $path; 2282 unlink $path;
2283 };
2227 }; 2284 }
2228 } 2285 }
2229} 2286}
2230 2287
2231sub db_get($$) { 2288sub db_get($$) {
2232 my $key = "$_[0]/$_[1]"; 2289 my $key = "$_[0]/$_[1]";
… …
2245} 2302}
2246 2303
2247############################################################################# 2304#############################################################################
2248# the server's init and main functions 2305# the server's init and main functions
2249 2306
2307sub load_facedata {
2308 my $path = sprintf "%s/facedata", cf::datadir;
2309
2310 warn "loading facedata from $path\n";
2311
2312 my $faces;
2313 0 < aio_load $path, $faces
2314 or die "$path: $!";
2315
2316 Coro::cede;
2317 $faces = Storable::thaw $faces;
2318 Coro::cede;
2319
2320 my $meta = delete $faces->{""};
2321 $meta->{version} == 1
2322 or cf::cleanup "$path: version mismatch, cannot proceed.";
2323
2324 while (my ($face, $info) = each %$faces) {
2325 my $idx = (cf::face::find $face) || cf::face::alloc $face;
2326 cf::face::set $idx, $info->{visibility}, $info->{magicmap};
2327 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};
2328 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};
2329 Coro::cede;
2330 }
2331
2332 while (my ($face, $info) = each %$faces) {
2333 next unless $info->{smooth};
2334 my $idx = cf::face::find $face
2335 or next;
2336 if (my $smooth = cf::face::find $info->{smooth}) {
2337 cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};
2338 } else {
2339 warn "smooth face '$info->{smooth}' not found for face '$face'";
2340 }
2341 Coro::cede;
2342 }
2343
2344 1
2345}
2346
2250sub load_resources { 2347sub reload_resources {
2251 load_regions sprintf "%s/%s/regions", cf::datadir, cf::mapdir 2348 load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir
2252 or die "unable to load regions file\n";#d# 2349 or die "unable to load regions file\n";#d#
2350 load_facedata
2351 or die "unable to load facedata\n";#d#
2352}
2353
2354sub init {
2355 reload_resources;
2253} 2356}
2254 2357
2255sub cfg_load { 2358sub cfg_load {
2256 open my $fh, "<:utf8", cf::confdir . "/config" 2359 open my $fh, "<:utf8", cf::confdir . "/config"
2257 or return; 2360 or return;
… …
2269 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 2372 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2270 and die "WARNING: m(un)lockall failed: $!\n"; 2373 and die "WARNING: m(un)lockall failed: $!\n";
2271 }; 2374 };
2272 warn $@ if $@; 2375 warn $@ if $@;
2273 } 2376 }
2274}
2275
2276sub init {
2277 load_resources;
2278} 2377}
2279 2378
2280sub main { 2379sub main {
2281 # we must not ever block the main coroutine 2380 # we must not ever block the main coroutine
2282 local $Coro::idle = sub { 2381 local $Coro::idle = sub {
… …
2285 Event::one_event; 2384 Event::one_event;
2286 })->prio (Coro::PRIO_MAX); 2385 })->prio (Coro::PRIO_MAX);
2287 }; 2386 };
2288 2387
2289 cfg_load; 2388 cfg_load;
2389 db_init;
2290 load_extensions; 2390 load_extensions;
2291 2391
2292 $TICK_WATCHER->start; 2392 $TICK_WATCHER->start;
2293 Event::loop; 2393 Event::loop;
2294} 2394}
… …
2342 }; 2442 };
2343 2443
2344 warn "leave emergency perl save\n"; 2444 warn "leave emergency perl save\n";
2345} 2445}
2346 2446
2447sub post_cleanup {
2448 my ($make_core) = @_;
2449
2450 warn Carp::longmess "post_cleanup backtrace"
2451 if $make_core;
2452}
2453
2347sub reload() { 2454sub reload() {
2348 # can/must only be called in main 2455 # can/must only be called in main
2349 if ($Coro::current != $Coro::main) { 2456 if ($Coro::current != $Coro::main) {
2350 warn "can only reload from main coroutine"; 2457 warn "can only reload from main coroutine";
2351 return; 2458 return;
2352 } 2459 }
2353 2460
2354 warn "reloading..."; 2461 warn "reloading...";
2355 2462
2356 warn "cancelling server ticker"; 2463 warn "entering sync_job";
2357 $TICK_WATCHER->cancel;
2358 2464
2465 cf::sync_job {
2466 cf::write_runtime; # external watchdog should not bark
2359 cf::emergency_save; 2467 cf::emergency_save;
2468 cf::write_runtime; # external watchdog should not bark
2360 2469
2361 eval { 2470 warn "syncing database to disk";
2471 BDB::db_env_txn_checkpoint $DB_ENV;
2472
2362 # if anything goes wrong in here, we should simply crash as we already saved 2473 # if anything goes wrong in here, we should simply crash as we already saved
2363 2474
2364 warn "cancelling all WF_AUTOCANCEL watchers"; 2475 warn "cancelling all WF_AUTOCANCEL watchers";
2365 for (Event::all_watchers) { 2476 for (Event::all_watchers) {
2366 $_->cancel if $_->data & WF_AUTOCANCEL; 2477 $_->cancel if $_->data & WF_AUTOCANCEL;
2367 } 2478 }
2368
2369 warn "syncing database to disk";
2370 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
2371 2479
2372 warn "flushing outstanding aio requests"; 2480 warn "flushing outstanding aio requests";
2373 for (;;) { 2481 for (;;) {
2374 BDB::flush; 2482 BDB::flush;
2375 IO::AIO::flush; 2483 IO::AIO::flush;
2376 Coro::cede; 2484 Coro::cede;
2377 last unless IO::AIO::nreqs || BDB::nreqs; 2485 last unless IO::AIO::nreqs || BDB::nreqs;
2378 warn "iterate..."; 2486 warn "iterate...";
2379 } 2487 }
2380 2488
2489 ++$RELOAD;
2490
2381 warn "cancelling all extension coros"; 2491 warn "cancelling all extension coros";
2382 $_->cancel for values %EXT_CORO; 2492 $_->cancel for values %EXT_CORO;
2383 %EXT_CORO = (); 2493 %EXT_CORO = ();
2384 2494
2385 warn "removing commands"; 2495 warn "removing commands";
… …
2442 2552
2443 warn "loading extensions"; 2553 warn "loading extensions";
2444 cf::load_extensions; 2554 cf::load_extensions;
2445 2555
2446 warn "reattaching attachments to objects/players"; 2556 warn "reattaching attachments to objects/players";
2447 _global_reattach; 2557 _global_reattach; # objects, sockets
2448 warn "reattaching attachments to maps"; 2558 warn "reattaching attachments to maps";
2449 reattach $_ for values %MAP; 2559 reattach $_ for values %MAP;
2560 warn "reattaching attachments to players";
2561 reattach $_ for values %PLAYER;
2450 2562
2451 warn "loading reloadable resources"; 2563 warn "loading reloadable resources";
2452 load_resources; 2564 reload_resources;
2453 2565
2454 warn "restarting server ticker"; 2566 warn "leaving sync_job";
2455 2567
2456 $TICK_WATCHER->start; 2568 1
2457 }; 2569 } or do {
2458
2459 if ($@) {
2460 warn $@; 2570 warn $@;
2461 warn "error while reloading, exiting."; 2571 warn "error while reloading, exiting.";
2462 exit 1; 2572 exit 1;
2463 } 2573 };
2464 2574
2465 warn "reloaded"; 2575 warn "reloaded";
2466}; 2576};
2467 2577
2468our $RELOAD_WATCHER; # used only during reload 2578our $RELOAD_WATCHER; # used only during reload
… …
2509 2619
2510 cf::server_tick; # one server iteration 2620 cf::server_tick; # one server iteration
2511 $RUNTIME += $TICK; 2621 $RUNTIME += $TICK;
2512 $NEXT_TICK += $TICK; 2622 $NEXT_TICK += $TICK;
2513 2623
2624 if ($NOW >= $NEXT_RUNTIME_WRITE) {
2625 $NEXT_RUNTIME_WRITE = $NOW + 10;
2626 Coro::async_pool {
2627 write_runtime
2628 or warn "ERROR: unable to write runtime file: $!";
2629 };
2630 }
2631
2514 $WAIT_FOR_TICK->broadcast; 2632 $WAIT_FOR_TICK->broadcast;
2515 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited; 2633 $WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2516 2634
2517 Event::sweep;
2518 Coro::cede_notself;
2519
2520# my $AFTER = Event::time; 2635# my $AFTER = Event::time;
2521# warn $AFTER - $NOW;#d# 2636# warn $AFTER - $NOW;#d#
2522 2637
2523 # if we are delayed by four ticks or more, skip them all 2638 # if we are delayed by four ticks or more, skip them all
2524 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; 2639 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
… …
2583 2698
2584 undef $Coro::AIO::WATCHER; 2699 undef $Coro::AIO::WATCHER;
2585 IO::AIO::max_poll_time $TICK * 0.1; 2700 IO::AIO::max_poll_time $TICK * 0.1;
2586 $AIO_POLL_WATCHER = Event->io ( 2701 $AIO_POLL_WATCHER = Event->io (
2587 reentrant => 0, 2702 reentrant => 0,
2703 data => WF_AUTOCANCEL,
2588 fd => IO::AIO::poll_fileno, 2704 fd => IO::AIO::poll_fileno,
2589 poll => 'r', 2705 poll => 'r',
2590 prio => 6, 2706 prio => 6,
2591 data => WF_AUTOCANCEL,
2592 cb => \&IO::AIO::poll_cb, 2707 cb => \&IO::AIO::poll_cb,
2593 ); 2708 );
2594} 2709}
2595 2710
2596$WRITE_RUNTIME_WATCHER = Event->timer (
2597 reentrant => 0,
2598 data => WF_AUTOCANCEL,
2599 after => 1,
2600 interval => 10,
2601 prio => 6, # keep it lowest so it acts like a watchdog
2602 cb => Coro::unblock_sub {
2603 write_runtime
2604 or warn "ERROR: unable to write runtime file: $!";
2605 },
2606);
2607
2608END { cf::emergency_save } 2711END { cf::emergency_save }
2609 2712
26101 27131
2611 2714

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