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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.406 by root, Mon Dec 17 08:27:44 2007 UTC vs.
Revision 1.429 by root, Sat May 3 15:17:13 2008 UTC

1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3#
4# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5#
6# Deliantra is free software: you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation, either version 3 of the License, or
9# (at your option) any later version.
10#
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details.
15#
16# You should have received a copy of the GNU General Public License
17# along with this program. If not, see <http://www.gnu.org/licenses/>.
18#
19# The authors can be reached via e-mail to <support@deliantra.net>
20#
21
1package cf; 22package cf;
2 23
3use utf8; 24use utf8;
4use strict; 25use strict;
5 26
6use Symbol; 27use Symbol;
7use List::Util; 28use List::Util;
8use Socket; 29use Socket;
9use EV 1.86; 30use EV 3.2;
10use Opcode; 31use Opcode;
11use Safe; 32use Safe;
12use Safe::Hole; 33use Safe::Hole;
13use Storable (); 34use Storable ();
14 35
15use Coro 4.32 (); 36use Coro 4.50 ();
16use Coro::State; 37use Coro::State;
17use Coro::Handle; 38use Coro::Handle;
18use Coro::EV; 39use Coro::EV;
19use Coro::Timer; 40use Coro::Timer;
20use Coro::Signal; 41use Coro::Signal;
… …
27use JSON::XS 2.01 (); 48use JSON::XS 2.01 ();
28use BDB (); 49use BDB ();
29use Data::Dumper; 50use Data::Dumper;
30use Digest::MD5; 51use Digest::MD5;
31use Fcntl; 52use Fcntl;
32use YAML::Syck (); 53use YAML ();
33use IO::AIO 2.51 (); 54use IO::AIO 2.51 ();
34use Time::HiRes; 55use Time::HiRes;
35use Compress::LZF; 56use Compress::LZF;
36use Digest::MD5 (); 57use Digest::MD5 ();
37 58
38# configure various modules to our taste 59# configure various modules to our taste
39# 60#
40$Storable::canonical = 1; # reduce rsync transfers 61$Storable::canonical = 1; # reduce rsync transfers
41Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 62Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
42Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 63Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43
44# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45$YAML::Syck::ImplicitUnicode = 1;
46 64
47$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 65$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48 66
49sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 67sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50 68
… …
72our $RANDOMDIR = "$LOCALDIR/random"; 90our $RANDOMDIR = "$LOCALDIR/random";
73our $BDBDIR = "$LOCALDIR/db"; 91our $BDBDIR = "$LOCALDIR/db";
74our %RESOURCE; 92our %RESOURCE;
75 93
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 94our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77our $TICK_WATCHER;
78our $AIO_POLL_WATCHER; 95our $AIO_POLL_WATCHER;
79our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 96our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80our $NEXT_TICK; 97our $NEXT_TICK;
81our $USE_FSYNC = 1; # use fsync to write maps - default off 98our $USE_FSYNC = 1; # use fsync to write maps - default off
82 99
… …
99# used to convert map paths into valid unix filenames by replacing / by ∕ 116# used to convert map paths into valid unix filenames by replacing / by ∕
100our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 117our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101 118
102our $LOAD; # a number between 0 (idle) and 1 (too many objects) 119our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103our $LOADAVG; # same thing, but with alpha-smoothing 120our $LOADAVG; # same thing, but with alpha-smoothing
121our $JITTER; # average jitter
104our $tick_start; # for load detecting purposes 122our $TICK_START; # for load detecting purposes
105 123
106binmode STDOUT; 124binmode STDOUT;
107binmode STDERR; 125binmode STDERR;
108 126
109# read virtual server time, if available 127# read virtual server time, if available
… …
193 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 211 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194 212
195 LOG llevError, $msg; 213 LOG llevError, $msg;
196 }; 214 };
197} 215}
216
217$Coro::State::DIEHOOK = sub {
218 return unless $^S eq 0; # "eq", not "=="
219
220 if ($Coro::current == $Coro::main) {#d#
221 warn "DIEHOOK called in main context, Coro bug?\n";#d#
222 return;#d#
223 }#d#
224
225 # kill coroutine otherwise
226 warn Carp::longmess $_[0];
227 Coro::terminate
228};
229
230$SIG{__DIE__} = sub { }; #d#?
198 231
199@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 232@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 233@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 234@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 235@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
… …
327 360
328 ! ! $LOCK{$key} 361 ! ! $LOCK{$key}
329} 362}
330 363
331sub freeze_mainloop { 364sub freeze_mainloop {
332 return unless $TICK_WATCHER->is_active; 365 tick_inhibit_inc;
333 366
334 my $guard = Coro::guard { 367 Coro::guard \&tick_inhibit_dec;
335 $TICK_WATCHER->start;
336 };
337 $TICK_WATCHER->stop;
338 $guard
339} 368}
340 369
341=item cf::periodic $interval, $cb 370=item cf::periodic $interval, $cb
342 371
343Like EV::periodic, but randomly selects a starting point so that the actions 372Like EV::periodic, but randomly selects a starting point so that the actions
… …
398 } 427 }
399 } 428 }
400}; 429};
401 430
402sub get_slot($;$$) { 431sub get_slot($;$$) {
432 return if tick_inhibit || $Coro::current == $Coro::main;
433
403 my ($time, $pri, $name) = @_; 434 my ($time, $pri, $name) = @_;
404 435
405 $time = $TICK * .6 if $time > $TICK * .6; 436 $time = $TICK * .6 if $time > $TICK * .6;
406 my $sig = new Coro::Signal; 437 my $sig = new Coro::Signal;
407 438
… …
444 # this is the main coro, too bad, we have to block 475 # this is the main coro, too bad, we have to block
445 # till the operation succeeds, freezing the server :/ 476 # till the operation succeeds, freezing the server :/
446 477
447 LOG llevError, Carp::longmess "sync job";#d# 478 LOG llevError, Carp::longmess "sync job";#d#
448 479
449 # TODO: use suspend/resume instead
450 # (but this is cancel-safe)
451 my $freeze_guard = freeze_mainloop; 480 my $freeze_guard = freeze_mainloop;
452 481
453 my $busy = 1; 482 my $busy = 1;
454 my @res; 483 my @res;
455 484
… …
466 } else { 495 } else {
467 EV::loop EV::LOOP_ONESHOT; 496 EV::loop EV::LOOP_ONESHOT;
468 } 497 }
469 } 498 }
470 499
471 $time = EV::time - $time; 500 my $time = EV::time - $time;
472 501
473 LOG llevError | logBacktrace, Carp::longmess "long sync job"
474 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
475
476 $tick_start += $time; # do not account sync jobs to server load 502 $TICK_START += $time; # do not account sync jobs to server load
477 503
478 wantarray ? @res : $res[0] 504 wantarray ? @res : $res[0]
479 } else { 505 } else {
480 # we are in another coroutine, how wonderful, everything just works 506 # we are in another coroutine, how wonderful, everything just works
481 507
… …
523 reset_signals; 549 reset_signals;
524 &$cb 550 &$cb
525 }, @args; 551 }, @args;
526 552
527 wantarray ? @res : $res[-1] 553 wantarray ? @res : $res[-1]
554}
555
556=item $coin = coin_from_name $name
557
558=cut
559
560our %coin_alias = (
561 "silver" => "silvercoin",
562 "silvercoin" => "silvercoin",
563 "silvercoins" => "silvercoin",
564 "gold" => "goldcoin",
565 "goldcoin" => "goldcoin",
566 "goldcoins" => "goldcoin",
567 "platinum" => "platinacoin",
568 "platinumcoin" => "platinacoin",
569 "platinumcoins" => "platinacoin",
570 "platina" => "platinacoin",
571 "platinacoin" => "platinacoin",
572 "platinacoins" => "platinacoin",
573 "royalty" => "royalty",
574 "royalties" => "royalty",
575);
576
577sub coin_from_name($) {
578 $coin_alias{$_[0]}
579 ? cf::arch::find $coin_alias{$_[0]}
580 : undef
528} 581}
529 582
530=item $value = cf::db_get $family => $key 583=item $value = cf::db_get $family => $key
531 584
532Returns a single value from the environment database. 585Returns a single value from the environment database.
… …
1088 utf8::decode (my $decname = $filename); 1141 utf8::decode (my $decname = $filename);
1089 warn sprintf "saving %s (%d,%d)\n", 1142 warn sprintf "saving %s (%d,%d)\n",
1090 $decname, length $$rdata, scalar @$objs; 1143 $decname, length $$rdata, scalar @$objs;
1091 1144
1092 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1145 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1093 chmod SAVE_MODE, $fh; 1146 aio_chmod $fh, SAVE_MODE;
1094 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1147 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1095 aio_fsync $fh if $cf::USE_FSYNC; 1148 aio_fsync $fh if $cf::USE_FSYNC;
1096 close $fh; 1149 aio_close $fh;
1097 1150
1098 if (@$objs) { 1151 if (@$objs) {
1099 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1152 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1100 chmod SAVE_MODE, $fh; 1153 aio_chmod $fh, SAVE_MODE;
1101 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs }; 1154 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1102 aio_write $fh, 0, (length $data), $data, 0; 1155 aio_write $fh, 0, (length $data), $data, 0;
1103 aio_fsync $fh if $cf::USE_FSYNC; 1156 aio_fsync $fh if $cf::USE_FSYNC;
1104 close $fh; 1157 aio_close $fh;
1105 aio_rename "$filename.pst~", "$filename.pst"; 1158 aio_rename "$filename.pst~", "$filename.pst";
1106 } 1159 }
1107 } else { 1160 } else {
1108 aio_unlink "$filename.pst"; 1161 aio_unlink "$filename.pst";
1109 } 1162 }
… …
1304 my $msg = $@ ? "$v->{path}: $@\n" 1357 my $msg = $@ ? "$v->{path}: $@\n"
1305 : "$v->{base}: extension inactive.\n"; 1358 : "$v->{base}: extension inactive.\n";
1306 1359
1307 if (exists $v->{meta}{mandatory}) { 1360 if (exists $v->{meta}{mandatory}) {
1308 warn $msg; 1361 warn $msg;
1309 warn "mandatory extension failed to load, exiting.\n"; 1362 cf::cleanup "mandatory extension failed to load, exiting.";
1310 exit 1;
1311 } 1363 }
1312 1364
1313 warn $msg; 1365 warn $msg;
1314 } 1366 }
1315 1367
… …
1404 my $f = new_from_file cf::object::thawer path $login 1456 my $f = new_from_file cf::object::thawer path $login
1405 or return; 1457 or return;
1406 1458
1407 my $pl = cf::player::load_pl $f 1459 my $pl = cf::player::load_pl $f
1408 or return; 1460 or return;
1461
1409 local $cf::PLAYER_LOADING{$login} = $pl; 1462 local $cf::PLAYER_LOADING{$login} = $pl;
1410 $f->resolve_delayed_derefs; 1463 $f->resolve_delayed_derefs;
1411 $cf::PLAYER{$login} = $pl 1464 $cf::PLAYER{$login} = $pl
1412 } 1465 }
1413 } 1466 }
… …
1423 1476
1424 return if $pl->{deny_save}; 1477 return if $pl->{deny_save};
1425 1478
1426 aio_mkdir playerdir $pl, 0770; 1479 aio_mkdir playerdir $pl, 0770;
1427 $pl->{last_save} = $cf::RUNTIME; 1480 $pl->{last_save} = $cf::RUNTIME;
1481
1482 cf::get_slot 0.01;
1428 1483
1429 $pl->save_pl ($path); 1484 $pl->save_pl ($path);
1430 cf::cede_to_tick; 1485 cf::cede_to_tick;
1431} 1486}
1432 1487
… …
1516 1571
1517 for my $login (@$dirs) { 1572 for my $login (@$dirs) {
1518 my $path = path $login; 1573 my $path = path $login;
1519 1574
1520 # a .pst is a dead give-away for a valid player 1575 # a .pst is a dead give-away for a valid player
1521 unless (-e "$path.pst") { 1576 # if no pst file found, open and chekc for blocked users
1577 if (aio_stat "$path.pst") {
1522 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1578 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1523 aio_read $fh, 0, 512, my $buf, 0 or next; 1579 aio_read $fh, 0, 512, my $buf, 0 or next;
1524 $buf !~ /^password -------------$/m or next; # official not-valid tag 1580 $buf !~ /^password -------------$/m or next; # official not-valid tag
1525 } 1581 }
1526 1582
… …
1725our $MAX_RESET = 3600; 1781our $MAX_RESET = 3600;
1726our $DEFAULT_RESET = 3000; 1782our $DEFAULT_RESET = 3000;
1727 1783
1728sub generate_random_map { 1784sub generate_random_map {
1729 my ($self, $rmp) = @_; 1785 my ($self, $rmp) = @_;
1786
1787 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788
1730 # mit "rum" bekleckern, nicht 1789 # mit "rum" bekleckern, nicht
1731 $self->_create_random_map ( 1790 $self->_create_random_map (
1732 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1791 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1733 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1792 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1734 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1793 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
… …
1856 1915
1857# the temporary/swap location 1916# the temporary/swap location
1858sub save_path { 1917sub save_path {
1859 my ($self) = @_; 1918 my ($self) = @_;
1860 1919
1861 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1920 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1862 "$TMPDIR/$path.map" 1921 "$TMPDIR/$path.map"
1863} 1922}
1864 1923
1865# the unique path, undef == no special unique path 1924# the unique path, undef == no special unique path
1866sub uniq_path { 1925sub uniq_path {
1867 my ($self) = @_; 1926 my ($self) = @_;
1868 1927
1869 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1928 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1870 "$UNIQUEDIR/$path" 1929 "$UNIQUEDIR/$path"
1871} 1930}
1872 1931
1873# and all this just because we cannot iterate over 1932# and all this just because we cannot iterate over
1874# all maps in C++... 1933# all maps in C++...
… …
1972 2031
1973 cf::lock_wait "map_data:$path";#d#remove 2032 cf::lock_wait "map_data:$path";#d#remove
1974 cf::lock_wait "map_find:$path"; 2033 cf::lock_wait "map_find:$path";
1975 2034
1976 $cf::MAP{$path} || do { 2035 $cf::MAP{$path} || do {
1977 my $guard1 = cf::lock_acquire "map_find:$path";
1978 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it 2036 my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2037 my $guard2 = cf::lock_acquire "map_find:$path";
1979 2038
1980 my $map = new_from_path cf::map $path 2039 my $map = new_from_path cf::map $path
1981 or return; 2040 or return;
1982 2041
1983 $map->{last_save} = $cf::RUNTIME; 2042 $map->{last_save} = $cf::RUNTIME;
… …
1986 or return; 2045 or return;
1987 2046
1988 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2047 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1989 # doing this can freeze the server in a sync job, obviously 2048 # doing this can freeze the server in a sync job, obviously
1990 #$cf::WAIT_FOR_TICK->wait; 2049 #$cf::WAIT_FOR_TICK->wait;
2050 undef $guard2;
1991 undef $guard1; 2051 undef $guard1;
1992 undef $guard2;
1993 $map->reset; 2052 $map->reset;
1994 return find $path; 2053 return find $path;
1995 } 2054 }
1996 2055
1997 $cf::MAP{$path} = $map 2056 $cf::MAP{$path} = $map
… …
2060 } 2119 }
2061 2120
2062 $self->{last_save} = $cf::RUNTIME; 2121 $self->{last_save} = $cf::RUNTIME;
2063 $self->last_access ($cf::RUNTIME); 2122 $self->last_access ($cf::RUNTIME);
2064 2123
2065 $self->in_memory (cf::MAP_IN_MEMORY); 2124 $self->in_memory (cf::MAP_ACTIVE);
2066 } 2125 }
2067 2126
2068 $self->post_load; 2127 $self->post_load;
2069} 2128}
2070 2129
… …
2128 my ($path, $origin, $load) = @_; 2187 my ($path, $origin, $load) = @_;
2129 2188
2130 $path = normalise $path, $origin && $origin->{path}; 2189 $path = normalise $path, $origin && $origin->{path};
2131 2190
2132 if (my $map = $cf::MAP{$path}) { 2191 if (my $map = $cf::MAP{$path}) {
2133 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2192 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2134 } 2193 }
2135 2194
2136 $MAP_PREFETCH{$path} |= $load; 2195 $MAP_PREFETCH{$path} |= $load;
2137 2196
2138 $MAP_PREFETCHER ||= cf::async { 2197 $MAP_PREFETCHER ||= cf::async {
… …
2175 cf::async { 2234 cf::async {
2176 $Coro::current->{desc} = "map player save"; 2235 $Coro::current->{desc} = "map player save";
2177 $_->contr->save for $self->players; 2236 $_->contr->save for $self->players;
2178 }; 2237 };
2179 2238
2239 cf::get_slot 0.02;
2240
2180 if ($uniq) { 2241 if ($uniq) {
2181 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2242 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2182 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2243 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2183 } else { 2244 } else {
2184 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2245 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
… …
2192 $self->save; 2253 $self->save;
2193 2254
2194 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2255 my $lock = cf::lock_acquire "map_data:$self->{path}";
2195 2256
2196 return if $self->players; 2257 return if $self->players;
2197 return if $self->in_memory != cf::MAP_IN_MEMORY; 2258 return if $self->in_memory != cf::MAP_ACTIVE;
2198 return if $self->{deny_save}; 2259 return if $self->{deny_save};
2199 2260
2200 $self->in_memory (cf::MAP_SWAPPED); 2261 $self->in_memory (cf::MAP_SWAPPED);
2201 2262
2202 $self->deactivate; 2263 $self->deactivate;
… …
2320 2381
2321sub unique_maps() { 2382sub unique_maps() {
2322 [ 2383 [
2323 map { 2384 map {
2324 utf8::decode $_; 2385 utf8::decode $_;
2325 /\.map$/ 2386 s/\.map$//; # TODO future compatibility hack
2387 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2388 ? ()
2326 ? normalise $_ 2389 : normalise $_
2327 : ()
2328 } @{ aio_readdir $UNIQUEDIR or [] } 2390 } @{ aio_readdir $UNIQUEDIR or [] }
2329 ] 2391 ]
2330} 2392}
2331 2393
2332package cf;
2333
2334=back 2394=back
2335 2395
2336=head3 cf::object 2396=head3 cf::object
2337 2397
2338=cut 2398=cut
… …
2341 2401
2342=over 4 2402=over 4
2343 2403
2344=item $ob->inv_recursive 2404=item $ob->inv_recursive
2345 2405
2346Returns the inventory of the object _and_ their inventories, recursively. 2406Returns the inventory of the object I<and> their inventories, recursively,
2407but I<not> the object itself.
2347 2408
2348=cut 2409=cut
2349 2410
2350sub inv_recursive_; 2411sub inv_recursive_;
2351sub inv_recursive_ { 2412sub inv_recursive_ {
… …
2356 inv_recursive_ inv $_[0] 2417 inv_recursive_ inv $_[0]
2357} 2418}
2358 2419
2359=item $ref = $ob->ref 2420=item $ref = $ob->ref
2360 2421
2361creates and returns a persistent reference to an objetc that can be stored as a string. 2422Creates and returns a persistent reference to an object that can be stored as a string.
2362 2423
2363=item $ob = cf::object::deref ($refstring) 2424=item $ob = cf::object::deref ($refstring)
2364 2425
2365returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2426returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2366even if the object actually exists. May block. 2427even if the object actually exists. May block.
… …
2398can be C<undef>. Does the right thing when the player is currently in a 2459can be C<undef>. Does the right thing when the player is currently in a
2399dialogue with the given NPC character. 2460dialogue with the given NPC character.
2400 2461
2401=cut 2462=cut
2402 2463
2464our $SAY_CHANNEL = {
2465 id => "say",
2466 title => "Map",
2467 reply => "say ",
2468 tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
2469};
2470
2471our $CHAT_CHANNEL = {
2472 id => "chat",
2473 title => "Chat",
2474 reply => "chat ",
2475 tooltip => "Player chat and shouts, global to the server.",
2476};
2477
2403# rough implementation of a future "reply" method that works 2478# rough implementation of a future "reply" method that works
2404# with dialog boxes. 2479# with dialog boxes.
2405#TODO: the first argument must go, split into a $npc->reply_to ( method 2480#TODO: the first argument must go, split into a $npc->reply_to ( method
2406sub cf::object::player::reply($$$;$) { 2481sub cf::object::player::reply($$$;$) {
2407 my ($self, $npc, $msg, $flags) = @_; 2482 my ($self, $npc, $msg, $flags) = @_;
… …
2418 my $dialog = $pl->{npc_dialog}; 2493 my $dialog = $pl->{npc_dialog};
2419 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2494 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2420 2495
2421 } else { 2496 } else {
2422 $msg = $npc->name . " says: $msg" if $npc; 2497 $msg = $npc->name . " says: $msg" if $npc;
2423 $self->message ($msg, $flags); 2498 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2424 } 2499 }
2425 } 2500 }
2426} 2501}
2427 2502
2428=item $object->send_msg ($channel, $msg, $color, [extra...]) 2503=item $object->send_msg ($channel, $msg, $color, [extra...])
… …
2640 $rmp->{origin_y} = $exit->y; 2715 $rmp->{origin_y} = $exit->y;
2641 } 2716 }
2642 2717
2643 $rmp->{random_seed} ||= $exit->random_seed; 2718 $rmp->{random_seed} ||= $exit->random_seed;
2644 2719
2645 my $data = cf::encode_json $rmp; 2720 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2646 my $md5 = Digest::MD5::md5_hex $data; 2721 my $md5 = Digest::MD5::md5_hex $data;
2647 my $meta = "$RANDOMDIR/$md5.meta"; 2722 my $meta = "$RANDOMDIR/$md5.meta";
2648 2723
2649 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2724 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2650 aio_write $fh, 0, (length $data), $data, 0; 2725 aio_write $fh, 0, (length $data), $data, 0;
… …
2773 id => "infobox", 2848 id => "infobox",
2774 title => "Map Info", 2849 title => "Map Info",
2775 reply => undef, 2850 reply => undef,
2776 tooltip => "Information related to the maps", 2851 tooltip => "Information related to the maps",
2777 }, 2852 },
2853 "c/party" => {
2854 id => "party",
2855 title => "Party",
2856 reply => "gsay ",
2857 tooltip => "Messages and chat related to your party",
2858 },
2778); 2859);
2779 2860
2780sub cf::client::send_msg { 2861sub cf::client::send_msg {
2781 my ($self, $channel, $msg, $color, @extra) = @_; 2862 my ($self, $channel, $msg, $color, @extra) = @_;
2782 2863
… …
3019 3100
3020The following functions and methods are available within a safe environment: 3101The following functions and methods are available within a safe environment:
3021 3102
3022 cf::object 3103 cf::object
3023 contr pay_amount pay_player map x y force_find force_add destroy 3104 contr pay_amount pay_player map x y force_find force_add destroy
3024 insert remove name archname title slaying race decrease_ob_nr 3105 insert remove name archname title slaying race decrease split
3025 3106
3026 cf::object::player 3107 cf::object::player
3027 player 3108 player
3028 3109
3029 cf::player 3110 cf::player
… …
3035=cut 3116=cut
3036 3117
3037for ( 3118for (
3038 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3119 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3039 insert remove inv name archname title slaying race 3120 insert remove inv name archname title slaying race
3040 decrease_ob_nr destroy)], 3121 decrease split destroy)],
3041 ["cf::object::player" => qw(player)], 3122 ["cf::object::player" => qw(player)],
3042 ["cf::player" => qw(peaceful)], 3123 ["cf::player" => qw(peaceful)],
3043 ["cf::map" => qw(trigger)], 3124 ["cf::map" => qw(trigger)],
3044) { 3125) {
3045 no strict 'refs'; 3126 no strict 'refs';
… …
3253 while (my ($k, $v) = each %$want) { 3334 while (my ($k, $v) = each %$want) {
3254 $ns->fx_want ($k, $v); 3335 $ns->fx_want ($k, $v);
3255 } 3336 }
3256}; 3337};
3257 3338
3339sub load_resource_file($) {
3340 my $guard = lock_acquire "load_resource_file";
3341
3342 my $status = load_resource_file_ $_[0];
3343 get_slot 0.1, 100;
3344 cf::arch::commit_load;
3345
3346 $status
3347}
3348
3258sub reload_regions { 3349sub reload_regions {
3259 # HACK to clear player env face cache, we need some signal framework 3350 # HACK to clear player env face cache, we need some signal framework
3260 # for this (global event?) 3351 # for this (global event?)
3261 %ext::player_env::MUSIC_FACE_CACHE = (); 3352 %ext::player_env::MUSIC_FACE_CACHE = ();
3262 3353
… …
3275} 3366}
3276 3367
3277sub reload_archetypes { 3368sub reload_archetypes {
3278 load_resource_file "$DATADIR/archetypes" 3369 load_resource_file "$DATADIR/archetypes"
3279 or die "unable to load archetypes\n"; 3370 or die "unable to load archetypes\n";
3280 #d# NEED to laod twice to resolve forward references
3281 # this really needs to be done in an extra post-pass
3282 # (which needs to be synchronous, so solve it differently)
3283 load_resource_file "$DATADIR/archetypes"
3284 or die "unable to load archetypes\n";
3285} 3371}
3286 3372
3287sub reload_treasures { 3373sub reload_treasures {
3288 load_resource_file "$DATADIR/treasures" 3374 load_resource_file "$DATADIR/treasures"
3289 or die "unable to load treasurelists\n"; 3375 or die "unable to load treasurelists\n";
3290} 3376}
3291 3377
3292sub reload_resources { 3378sub reload_resources {
3293 warn "reloading resource files...\n"; 3379 warn "reloading resource files...\n";
3294 3380
3381 reload_facedata;
3382 reload_archetypes;
3295 reload_regions; 3383 reload_regions;
3296 reload_facedata;
3297 #reload_archetypes;#d#
3298 reload_archetypes;
3299 reload_treasures; 3384 reload_treasures;
3300 3385
3301 warn "finished reloading resource files\n"; 3386 warn "finished reloading resource files\n";
3302} 3387}
3303 3388
3304sub init { 3389sub init {
3390 my $guard = freeze_mainloop;
3391
3305 reload_resources; 3392 reload_resources;
3306} 3393}
3307 3394
3308sub reload_config { 3395sub reload_config {
3309 open my $fh, "<:utf8", "$CONFDIR/config" 3396 open my $fh, "<:utf8", "$CONFDIR/config"
3310 or return; 3397 or return;
3311 3398
3312 local $/; 3399 local $/;
3313 *CFG = YAML::Syck::Load <$fh>; 3400 *CFG = YAML::Load <$fh>;
3314 3401
3315 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3402 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3316 3403
3317 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3404 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3318 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3405 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
… …
3334 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3421 $Coro::current->{desc} = "IDLE BUG HANDLER";
3335 EV::loop EV::LOOP_ONESHOT; 3422 EV::loop EV::LOOP_ONESHOT;
3336 })->prio (Coro::PRIO_MAX); 3423 })->prio (Coro::PRIO_MAX);
3337 }; 3424 };
3338 3425
3426 {
3427 my $guard = freeze_mainloop;
3339 reload_config; 3428 reload_config;
3340 db_init; 3429 db_init;
3341 load_extensions; 3430 load_extensions;
3342 3431
3343 $TICK_WATCHER->start;
3344 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority 3432 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3433 evthread_start IO::AIO::poll_fileno;
3434 }
3435
3345 EV::loop; 3436 EV::loop;
3346} 3437}
3347 3438
3348############################################################################# 3439#############################################################################
3349# initialisation and cleanup 3440# initialisation and cleanup
… …
3356 cf::cleanup "SIG$signal"; 3447 cf::cleanup "SIG$signal";
3357 }; 3448 };
3358 } 3449 }
3359} 3450}
3360 3451
3361sub write_runtime { 3452sub write_runtime_sync {
3362 my $runtime = "$LOCALDIR/runtime"; 3453 my $runtime = "$LOCALDIR/runtime";
3363 3454
3364 # first touch the runtime file to show we are still running: 3455 # first touch the runtime file to show we are still running:
3365 # the fsync below can take a very very long time. 3456 # the fsync below can take a very very long time.
3366 3457
… …
3392 and return; 3483 and return;
3393 3484
3394 warn "runtime file written.\n"; 3485 warn "runtime file written.\n";
3395 3486
3396 1 3487 1
3488}
3489
3490our $uuid_lock;
3491our $uuid_skip;
3492
3493sub write_uuid_sync($) {
3494 $uuid_skip ||= $_[0];
3495
3496 return if $uuid_lock;
3497 local $uuid_lock = 1;
3498
3499 my $uuid = "$LOCALDIR/uuid";
3500
3501 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3502 or return;
3503
3504 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
3505 $uuid_skip = 0;
3506
3507 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3508 and return;
3509
3510 # always fsync - this file is important
3511 aio_fsync $fh
3512 and return;
3513
3514 close $fh
3515 or return;
3516
3517 aio_rename "$uuid~", $uuid
3518 and return;
3519
3520 warn "uuid file written ($value).\n";
3521
3522 1
3523
3524}
3525
3526sub write_uuid($$) {
3527 my ($skip, $sync) = @_;
3528
3529 $sync ? write_uuid_sync $skip
3530 : async { write_uuid_sync $skip };
3397} 3531}
3398 3532
3399sub emergency_save() { 3533sub emergency_save() {
3400 my $freeze_guard = cf::freeze_mainloop; 3534 my $freeze_guard = cf::freeze_mainloop;
3401 3535
… …
3423 warn "end emergency map save\n"; 3557 warn "end emergency map save\n";
3424 3558
3425 warn "begin emergency database checkpoint\n"; 3559 warn "begin emergency database checkpoint\n";
3426 BDB::db_env_txn_checkpoint $DB_ENV; 3560 BDB::db_env_txn_checkpoint $DB_ENV;
3427 warn "end emergency database checkpoint\n"; 3561 warn "end emergency database checkpoint\n";
3562
3563 warn "begin write uuid\n";
3564 write_uuid_sync 1;
3565 warn "end write uuid\n";
3428 }; 3566 };
3429 3567
3430 warn "leave emergency perl save\n"; 3568 warn "leave emergency perl save\n";
3431} 3569}
3432 3570
… …
3447 warn "reloading..."; 3585 warn "reloading...";
3448 3586
3449 warn "entering sync_job"; 3587 warn "entering sync_job";
3450 3588
3451 cf::sync_job { 3589 cf::sync_job {
3452 cf::write_runtime; # external watchdog should not bark 3590 cf::write_runtime_sync; # external watchdog should not bark
3453 cf::emergency_save; 3591 cf::emergency_save;
3454 cf::write_runtime; # external watchdog should not bark 3592 cf::write_runtime_sync; # external watchdog should not bark
3455 3593
3456 warn "syncing database to disk"; 3594 warn "syncing database to disk";
3457 BDB::db_env_txn_checkpoint $DB_ENV; 3595 BDB::db_env_txn_checkpoint $DB_ENV;
3458 3596
3459 # if anything goes wrong in here, we should simply crash as we already saved 3597 # if anything goes wrong in here, we should simply crash as we already saved
… …
3546 warn "leaving sync_job"; 3684 warn "leaving sync_job";
3547 3685
3548 1 3686 1
3549 } or do { 3687 } or do {
3550 warn $@; 3688 warn $@;
3551 warn "error while reloading, exiting."; 3689 cf::cleanup "error while reloading, exiting.";
3552 exit 1;
3553 }; 3690 };
3554 3691
3555 warn "reloaded"; 3692 warn "reloaded";
3556}; 3693};
3557 3694
… …
3560sub reload_perl() { 3697sub reload_perl() {
3561 # doing reload synchronously and two reloads happen back-to-back, 3698 # doing reload synchronously and two reloads happen back-to-back,
3562 # coro crashes during coro_state_free->destroy here. 3699 # coro crashes during coro_state_free->destroy here.
3563 3700
3564 $RELOAD_WATCHER ||= EV::timer 0, 0, sub { 3701 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3702 do_reload_perl;
3565 undef $RELOAD_WATCHER; 3703 undef $RELOAD_WATCHER;
3566 do_reload_perl;
3567 }; 3704 };
3568} 3705}
3569 3706
3570register_command "reload" => sub { 3707register_command "reload" => sub {
3571 my ($who, $arg) = @_; 3708 my ($who, $arg) = @_;
… …
3585 3722
3586our @WAIT_FOR_TICK; 3723our @WAIT_FOR_TICK;
3587our @WAIT_FOR_TICK_BEGIN; 3724our @WAIT_FOR_TICK_BEGIN;
3588 3725
3589sub wait_for_tick { 3726sub wait_for_tick {
3590 return unless $TICK_WATCHER->is_active;
3591 return if $Coro::current == $Coro::main; 3727 return if tick_inhibit || $Coro::current == $Coro::main;
3592 3728
3593 my $signal = new Coro::Signal; 3729 my $signal = new Coro::Signal;
3594 push @WAIT_FOR_TICK, $signal; 3730 push @WAIT_FOR_TICK, $signal;
3595 $signal->wait; 3731 $signal->wait;
3596} 3732}
3597 3733
3598sub wait_for_tick_begin { 3734sub wait_for_tick_begin {
3599 return unless $TICK_WATCHER->is_active;
3600 return if $Coro::current == $Coro::main; 3735 return if tick_inhibit || $Coro::current == $Coro::main;
3601 3736
3602 my $signal = new Coro::Signal; 3737 my $signal = new Coro::Signal;
3603 push @WAIT_FOR_TICK_BEGIN, $signal; 3738 push @WAIT_FOR_TICK_BEGIN, $signal;
3604 $signal->wait; 3739 $signal->wait;
3605} 3740}
3606 3741
3607$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub { 3742sub tick {
3608 if ($Coro::current != $Coro::main) { 3743 if ($Coro::current != $Coro::main) {
3609 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3744 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3610 unless ++$bug_warning > 10; 3745 unless ++$bug_warning > 10;
3611 return; 3746 return;
3612 } 3747 }
3613 3748
3614 $NOW = $tick_start = EV::now;
3615
3616 cf::server_tick; # one server iteration 3749 cf::server_tick; # one server iteration
3617
3618 $RUNTIME += $TICK;
3619 $NEXT_TICK = $_[0]->at;
3620 3750
3621 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3751 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3622 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; 3752 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3623 Coro::async_pool { 3753 Coro::async_pool {
3624 $Coro::current->{desc} = "runtime saver"; 3754 $Coro::current->{desc} = "runtime saver";
3625 write_runtime 3755 write_runtime_sync
3626 or warn "ERROR: unable to write runtime file: $!"; 3756 or warn "ERROR: unable to write runtime file: $!";
3627 }; 3757 };
3628 } 3758 }
3629 3759
3630 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3760 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
… …
3632 } 3762 }
3633 while (my $sig = shift @WAIT_FOR_TICK) { 3763 while (my $sig = shift @WAIT_FOR_TICK) {
3634 $sig->send; 3764 $sig->send;
3635 } 3765 }
3636 3766
3637 $LOAD = ($NOW - $tick_start) / $TICK; 3767 $LOAD = ($NOW - $TICK_START) / $TICK;
3638 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3768 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3639 3769
3640 _post_tick; 3770 if (0) {
3641}; 3771 if ($NEXT_TICK) {
3642$TICK_WATCHER->priority (EV::MAXPRI); 3772 my $jitter = $TICK_START - $NEXT_TICK;
3773 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3774 warn "jitter $JITTER\n";#d#
3775 }
3776 }
3777}
3643 3778
3644{ 3779{
3645 # configure BDB 3780 # configure BDB
3646 3781
3647 BDB::min_parallel 8; 3782 BDB::min_parallel 8;

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