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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.407 by root, Sun Jan 13 09:53:53 2008 UTC vs.
Revision 1.431 by elmex, Sun May 4 19:27:27 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
… …
195 LOG llevError, $msg; 213 LOG llevError, $msg;
196 }; 214 };
197} 215}
198 216
199$Coro::State::DIEHOOK = sub { 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
200 warn Carp::longmess $_[0]; 226 warn Carp::longmess $_[0];
201 Coro::terminate; 227 Coro::terminate
202}; 228};
229
230$SIG{__DIE__} = sub { }; #d#?
203 231
204@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 232@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
205@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 233@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
206@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 234@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
207@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 235@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
… …
332 360
333 ! ! $LOCK{$key} 361 ! ! $LOCK{$key}
334} 362}
335 363
336sub freeze_mainloop { 364sub freeze_mainloop {
337 return unless $TICK_WATCHER->is_active; 365 tick_inhibit_inc;
338 366
339 my $guard = Coro::guard { 367 Coro::guard \&tick_inhibit_dec;
340 $TICK_WATCHER->start;
341 };
342 $TICK_WATCHER->stop;
343 $guard
344} 368}
345 369
346=item cf::periodic $interval, $cb 370=item cf::periodic $interval, $cb
347 371
348Like EV::periodic, but randomly selects a starting point so that the actions 372Like EV::periodic, but randomly selects a starting point so that the actions
… …
403 } 427 }
404 } 428 }
405}; 429};
406 430
407sub get_slot($;$$) { 431sub get_slot($;$$) {
432 return if tick_inhibit || $Coro::current == $Coro::main;
433
408 my ($time, $pri, $name) = @_; 434 my ($time, $pri, $name) = @_;
409 435
410 $time = $TICK * .6 if $time > $TICK * .6; 436 $time = $TICK * .6 if $time > $TICK * .6;
411 my $sig = new Coro::Signal; 437 my $sig = new Coro::Signal;
412 438
… …
449 # this is the main coro, too bad, we have to block 475 # this is the main coro, too bad, we have to block
450 # till the operation succeeds, freezing the server :/ 476 # till the operation succeeds, freezing the server :/
451 477
452 LOG llevError, Carp::longmess "sync job";#d# 478 LOG llevError, Carp::longmess "sync job";#d#
453 479
454 # TODO: use suspend/resume instead
455 # (but this is cancel-safe)
456 my $freeze_guard = freeze_mainloop; 480 my $freeze_guard = freeze_mainloop;
457 481
458 my $busy = 1; 482 my $busy = 1;
459 my @res; 483 my @res;
460 484
… …
471 } else { 495 } else {
472 EV::loop EV::LOOP_ONESHOT; 496 EV::loop EV::LOOP_ONESHOT;
473 } 497 }
474 } 498 }
475 499
476 $time = EV::time - $time; 500 my $time = EV::time - $time;
477 501
478 LOG llevError | logBacktrace, Carp::longmess "long sync job"
479 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
480
481 $tick_start += $time; # do not account sync jobs to server load 502 $TICK_START += $time; # do not account sync jobs to server load
482 503
483 wantarray ? @res : $res[0] 504 wantarray ? @res : $res[0]
484 } else { 505 } else {
485 # we are in another coroutine, how wonderful, everything just works 506 # we are in another coroutine, how wonderful, everything just works
486 507
… …
528 reset_signals; 549 reset_signals;
529 &$cb 550 &$cb
530 }, @args; 551 }, @args;
531 552
532 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
533} 581}
534 582
535=item $value = cf::db_get $family => $key 583=item $value = cf::db_get $family => $key
536 584
537Returns a single value from the environment database. 585Returns a single value from the environment database.
… …
1093 utf8::decode (my $decname = $filename); 1141 utf8::decode (my $decname = $filename);
1094 warn sprintf "saving %s (%d,%d)\n", 1142 warn sprintf "saving %s (%d,%d)\n",
1095 $decname, length $$rdata, scalar @$objs; 1143 $decname, length $$rdata, scalar @$objs;
1096 1144
1097 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1145 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1098 chmod SAVE_MODE, $fh; 1146 aio_chmod $fh, SAVE_MODE;
1099 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1147 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1100 aio_fsync $fh if $cf::USE_FSYNC; 1148 aio_fsync $fh if $cf::USE_FSYNC;
1101 close $fh; 1149 aio_close $fh;
1102 1150
1103 if (@$objs) { 1151 if (@$objs) {
1104 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) {
1105 chmod SAVE_MODE, $fh; 1153 aio_chmod $fh, SAVE_MODE;
1106 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs }; 1154 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1107 aio_write $fh, 0, (length $data), $data, 0; 1155 aio_write $fh, 0, (length $data), $data, 0;
1108 aio_fsync $fh if $cf::USE_FSYNC; 1156 aio_fsync $fh if $cf::USE_FSYNC;
1109 close $fh; 1157 aio_close $fh;
1110 aio_rename "$filename.pst~", "$filename.pst"; 1158 aio_rename "$filename.pst~", "$filename.pst";
1111 } 1159 }
1112 } else { 1160 } else {
1113 aio_unlink "$filename.pst"; 1161 aio_unlink "$filename.pst";
1114 } 1162 }
… …
1309 my $msg = $@ ? "$v->{path}: $@\n" 1357 my $msg = $@ ? "$v->{path}: $@\n"
1310 : "$v->{base}: extension inactive.\n"; 1358 : "$v->{base}: extension inactive.\n";
1311 1359
1312 if (exists $v->{meta}{mandatory}) { 1360 if (exists $v->{meta}{mandatory}) {
1313 warn $msg; 1361 warn $msg;
1314 warn "mandatory extension failed to load, exiting.\n"; 1362 cf::cleanup "mandatory extension failed to load, exiting.";
1315 exit 1;
1316 } 1363 }
1317 1364
1318 warn $msg; 1365 warn $msg;
1319 } 1366 }
1320 1367
… …
1409 my $f = new_from_file cf::object::thawer path $login 1456 my $f = new_from_file cf::object::thawer path $login
1410 or return; 1457 or return;
1411 1458
1412 my $pl = cf::player::load_pl $f 1459 my $pl = cf::player::load_pl $f
1413 or return; 1460 or return;
1461
1414 local $cf::PLAYER_LOADING{$login} = $pl; 1462 local $cf::PLAYER_LOADING{$login} = $pl;
1415 $f->resolve_delayed_derefs; 1463 $f->resolve_delayed_derefs;
1416 $cf::PLAYER{$login} = $pl 1464 $cf::PLAYER{$login} = $pl
1417 } 1465 }
1418 } 1466 }
… …
1428 1476
1429 return if $pl->{deny_save}; 1477 return if $pl->{deny_save};
1430 1478
1431 aio_mkdir playerdir $pl, 0770; 1479 aio_mkdir playerdir $pl, 0770;
1432 $pl->{last_save} = $cf::RUNTIME; 1480 $pl->{last_save} = $cf::RUNTIME;
1481
1482 cf::get_slot 0.01;
1433 1483
1434 $pl->save_pl ($path); 1484 $pl->save_pl ($path);
1435 cf::cede_to_tick; 1485 cf::cede_to_tick;
1436} 1486}
1437 1487
… …
1521 1571
1522 for my $login (@$dirs) { 1572 for my $login (@$dirs) {
1523 my $path = path $login; 1573 my $path = path $login;
1524 1574
1525 # a .pst is a dead give-away for a valid player 1575 # a .pst is a dead give-away for a valid player
1526 unless (-e "$path.pst") { 1576 # if no pst file found, open and chekc for blocked users
1577 if (aio_stat "$path.pst") {
1527 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1578 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1528 aio_read $fh, 0, 512, my $buf, 0 or next; 1579 aio_read $fh, 0, 512, my $buf, 0 or next;
1529 $buf !~ /^password -------------$/m or next; # official not-valid tag 1580 $buf !~ /^password -------------$/m or next; # official not-valid tag
1530 } 1581 }
1531 1582
… …
1730our $MAX_RESET = 3600; 1781our $MAX_RESET = 3600;
1731our $DEFAULT_RESET = 3000; 1782our $DEFAULT_RESET = 3000;
1732 1783
1733sub generate_random_map { 1784sub generate_random_map {
1734 my ($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
1735 # mit "rum" bekleckern, nicht 1789 # mit "rum" bekleckern, nicht
1736 $self->_create_random_map ( 1790 $self->_create_random_map (
1737 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1791 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1738 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1792 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1739 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1793 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
… …
1861 1915
1862# the temporary/swap location 1916# the temporary/swap location
1863sub save_path { 1917sub save_path {
1864 my ($self) = @_; 1918 my ($self) = @_;
1865 1919
1866 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1920 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1867 "$TMPDIR/$path.map" 1921 "$TMPDIR/$path.map"
1868} 1922}
1869 1923
1870# the unique path, undef == no special unique path 1924# the unique path, undef == no special unique path
1871sub uniq_path { 1925sub uniq_path {
1872 my ($self) = @_; 1926 my ($self) = @_;
1873 1927
1874 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1928 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1875 "$UNIQUEDIR/$path" 1929 "$UNIQUEDIR/$path"
1876} 1930}
1877 1931
1878# and all this just because we cannot iterate over 1932# and all this just because we cannot iterate over
1879# all maps in C++... 1933# all maps in C++...
… …
1977 2031
1978 cf::lock_wait "map_data:$path";#d#remove 2032 cf::lock_wait "map_data:$path";#d#remove
1979 cf::lock_wait "map_find:$path"; 2033 cf::lock_wait "map_find:$path";
1980 2034
1981 $cf::MAP{$path} || do { 2035 $cf::MAP{$path} || do {
1982 my $guard1 = cf::lock_acquire "map_find:$path";
1983 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";
1984 2038
1985 my $map = new_from_path cf::map $path 2039 my $map = new_from_path cf::map $path
1986 or return; 2040 or return;
1987 2041
1988 $map->{last_save} = $cf::RUNTIME; 2042 $map->{last_save} = $cf::RUNTIME;
… …
1991 or return; 2045 or return;
1992 2046
1993 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2047 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1994 # doing this can freeze the server in a sync job, obviously 2048 # doing this can freeze the server in a sync job, obviously
1995 #$cf::WAIT_FOR_TICK->wait; 2049 #$cf::WAIT_FOR_TICK->wait;
2050 undef $guard2;
1996 undef $guard1; 2051 undef $guard1;
1997 undef $guard2;
1998 $map->reset; 2052 $map->reset;
1999 return find $path; 2053 return find $path;
2000 } 2054 }
2001 2055
2002 $cf::MAP{$path} = $map 2056 $cf::MAP{$path} = $map
… …
2065 } 2119 }
2066 2120
2067 $self->{last_save} = $cf::RUNTIME; 2121 $self->{last_save} = $cf::RUNTIME;
2068 $self->last_access ($cf::RUNTIME); 2122 $self->last_access ($cf::RUNTIME);
2069 2123
2070 $self->in_memory (cf::MAP_IN_MEMORY); 2124 $self->in_memory (cf::MAP_ACTIVE);
2071 } 2125 }
2072 2126
2073 $self->post_load; 2127 $self->post_load;
2074} 2128}
2075 2129
… …
2133 my ($path, $origin, $load) = @_; 2187 my ($path, $origin, $load) = @_;
2134 2188
2135 $path = normalise $path, $origin && $origin->{path}; 2189 $path = normalise $path, $origin && $origin->{path};
2136 2190
2137 if (my $map = $cf::MAP{$path}) { 2191 if (my $map = $cf::MAP{$path}) {
2138 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2192 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2139 } 2193 }
2140 2194
2141 $MAP_PREFETCH{$path} |= $load; 2195 $MAP_PREFETCH{$path} |= $load;
2142 2196
2143 $MAP_PREFETCHER ||= cf::async { 2197 $MAP_PREFETCHER ||= cf::async {
… …
2180 cf::async { 2234 cf::async {
2181 $Coro::current->{desc} = "map player save"; 2235 $Coro::current->{desc} = "map player save";
2182 $_->contr->save for $self->players; 2236 $_->contr->save for $self->players;
2183 }; 2237 };
2184 2238
2239 cf::get_slot 0.02;
2240
2185 if ($uniq) { 2241 if ($uniq) {
2186 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2242 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2187 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2243 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2188 } else { 2244 } else {
2189 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2245 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
… …
2197 $self->save; 2253 $self->save;
2198 2254
2199 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2255 my $lock = cf::lock_acquire "map_data:$self->{path}";
2200 2256
2201 return if $self->players; 2257 return if $self->players;
2202 return if $self->in_memory != cf::MAP_IN_MEMORY; 2258 return if $self->in_memory != cf::MAP_ACTIVE;
2203 return if $self->{deny_save}; 2259 return if $self->{deny_save};
2204 2260
2205 $self->in_memory (cf::MAP_SWAPPED); 2261 $self->in_memory (cf::MAP_SWAPPED);
2206 2262
2207 $self->deactivate; 2263 $self->deactivate;
… …
2325 2381
2326sub unique_maps() { 2382sub unique_maps() {
2327 [ 2383 [
2328 map { 2384 map {
2329 utf8::decode $_; 2385 utf8::decode $_;
2330 /\.map$/ 2386 s/\.map$//; # TODO future compatibility hack
2387 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2388 ? ()
2331 ? normalise $_ 2389 : normalise $_
2332 : ()
2333 } @{ aio_readdir $UNIQUEDIR or [] } 2390 } @{ aio_readdir $UNIQUEDIR or [] }
2334 ] 2391 ]
2335} 2392}
2336 2393
2337package cf;
2338
2339=back 2394=back
2340 2395
2341=head3 cf::object 2396=head3 cf::object
2342 2397
2343=cut 2398=cut
… …
2346 2401
2347=over 4 2402=over 4
2348 2403
2349=item $ob->inv_recursive 2404=item $ob->inv_recursive
2350 2405
2351Returns 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.
2352 2408
2353=cut 2409=cut
2354 2410
2355sub inv_recursive_; 2411sub inv_recursive_;
2356sub inv_recursive_ { 2412sub inv_recursive_ {
… …
2361 inv_recursive_ inv $_[0] 2417 inv_recursive_ inv $_[0]
2362} 2418}
2363 2419
2364=item $ref = $ob->ref 2420=item $ref = $ob->ref
2365 2421
2366creates 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.
2367 2423
2368=item $ob = cf::object::deref ($refstring) 2424=item $ob = cf::object::deref ($refstring)
2369 2425
2370returns 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,
2371even if the object actually exists. May block. 2427even if the object actually exists. May block.
… …
2403can 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
2404dialogue with the given NPC character. 2460dialogue with the given NPC character.
2405 2461
2406=cut 2462=cut
2407 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
2408# rough implementation of a future "reply" method that works 2478# rough implementation of a future "reply" method that works
2409# with dialog boxes. 2479# with dialog boxes.
2410#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
2411sub cf::object::player::reply($$$;$) { 2481sub cf::object::player::reply($$$;$) {
2412 my ($self, $npc, $msg, $flags) = @_; 2482 my ($self, $npc, $msg, $flags) = @_;
… …
2423 my $dialog = $pl->{npc_dialog}; 2493 my $dialog = $pl->{npc_dialog};
2424 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2494 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2425 2495
2426 } else { 2496 } else {
2427 $msg = $npc->name . " says: $msg" if $npc; 2497 $msg = $npc->name . " says: $msg" if $npc;
2428 $self->message ($msg, $flags); 2498 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2429 } 2499 }
2430 } 2500 }
2431} 2501}
2432 2502
2433=item $object->send_msg ($channel, $msg, $color, [extra...]) 2503=item $object->send_msg ($channel, $msg, $color, [extra...])
… …
2628} 2698}
2629 2699
2630sub prepare_random_map { 2700sub prepare_random_map {
2631 my ($exit) = @_; 2701 my ($exit) = @_;
2632 2702
2633 my $guard = cf::lock_acquire "exit_prepare:$exit";
2634
2635 # all this does is basically replace the /! path by 2703 # all this does is basically replace the /! path by
2636 # a new random map path (?random/...) with a seed 2704 # a new random map path (?random/...) with a seed
2637 # that depends on the exit object 2705 # that depends on the exit object
2638 2706
2639 my $rmp = parse_random_map_params $exit->msg; 2707 my $rmp = parse_random_map_params $exit->msg;
… …
2641 if ($exit->map) { 2709 if ($exit->map) {
2642 $rmp->{region} = $exit->region->name; 2710 $rmp->{region} = $exit->region->name;
2643 $rmp->{origin_map} = $exit->map->path; 2711 $rmp->{origin_map} = $exit->map->path;
2644 $rmp->{origin_x} = $exit->x; 2712 $rmp->{origin_x} = $exit->x;
2645 $rmp->{origin_y} = $exit->y; 2713 $rmp->{origin_y} = $exit->y;
2714
2715 $exit->map->touch;
2646 } 2716 }
2647 2717
2648 $rmp->{random_seed} ||= $exit->random_seed; 2718 $rmp->{random_seed} ||= $exit->random_seed;
2649 2719
2650 my $data = cf::encode_json $rmp; 2720 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2651 my $md5 = Digest::MD5::md5_hex $data; 2721 my $md5 = Digest::MD5::md5_hex $data;
2652 my $meta = "$RANDOMDIR/$md5.meta"; 2722 my $meta = "$RANDOMDIR/$md5.meta";
2653 2723
2654 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2724 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2655 aio_write $fh, 0, (length $data), $data, 0; 2725 aio_write $fh, 0, (length $data), $data, 0;
2656 undef $fh; 2726 undef $fh;
2657 aio_rename "$meta~", $meta; 2727 aio_rename "$meta~", $meta;
2658 2728
2729 my $slaying = "?random/$md5";
2730
2731 if ($exit->valid) {
2659 $exit->slaying ("?random/$md5"); 2732 $exit->slaying ("?random/$md5");
2660 $exit->msg (undef); 2733 $exit->msg (undef);
2734 }
2661 } 2735 }
2662} 2736}
2663 2737
2664sub cf::object::player::enter_exit { 2738sub cf::object::player::enter_exit {
2665 my ($self, $exit) = @_; 2739 my ($self, $exit) = @_;
2666 2740
2667 return unless $self->type == cf::PLAYER; 2741 return unless $self->type == cf::PLAYER;
2668 2742
2669 if ($exit->slaying eq "/!") {
2670 #TODO: this should de-fi-ni-te-ly not be a sync-job
2671 # the problem is that $exit might not survive long enough
2672 # so it needs to be done right now, right here
2673 cf::sync_job { prepare_random_map $exit };
2674 }
2675
2676 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2677 my $hp = $exit->stats->hp;
2678 my $sp = $exit->stats->sp;
2679
2680 $self->enter_link; 2743 $self->enter_link;
2681 2744
2682 # if exit is damned, update players death & WoR home-position
2683 $self->contr->savebed ($slaying, $hp, $sp)
2684 if $exit->flag (FLAG_DAMNED);
2685
2686 (async { 2745 (async {
2687 $Coro::current->{desc} = "enter_exit $slaying $hp $sp"; 2746 $Coro::current->{desc} = "enter_exit";
2688 2747
2689 $self->deactivate_recursive; # just to be sure
2690 unless (eval { 2748 unless (eval {
2749 $self->deactivate_recursive; # just to be sure
2750
2751 # random map handling
2752 {
2753 my $guard = cf::lock_acquire "exit_prepare:$exit";
2754
2755 prepare_random_map $exit
2756 if $exit->slaying eq "/!";
2757 }
2758
2759 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2760 my $x = $exit->stats->hp;
2761 my $y = $exit->stats->sp;
2762
2691 $self->goto ($slaying, $hp, $sp); 2763 $self->goto ($map, $x, $y);
2692 2764
2765 # if exit is damned, update players death & WoR home-position
2766 $self->contr->savebed ($map, $x, $y)
2767 if $exit->flag (cf::FLAG_DAMNED);
2768
2693 1; 2769 1
2694 }) { 2770 }) {
2695 $self->message ("Something went wrong deep within the crossfire server. " 2771 $self->message ("Something went wrong deep within the crossfire server. "
2696 . "I'll try to bring you back to the map you were before. " 2772 . "I'll try to bring you back to the map you were before. "
2697 . "Please report this to the dungeon master!", 2773 . "Please report this to the dungeon master!",
2698 cf::NDI_UNIQUE | cf::NDI_RED); 2774 cf::NDI_UNIQUE | cf::NDI_RED);
… …
2778 id => "infobox", 2854 id => "infobox",
2779 title => "Map Info", 2855 title => "Map Info",
2780 reply => undef, 2856 reply => undef,
2781 tooltip => "Information related to the maps", 2857 tooltip => "Information related to the maps",
2782 }, 2858 },
2859 "c/party" => {
2860 id => "party",
2861 title => "Party",
2862 reply => "gsay ",
2863 tooltip => "Messages and chat related to your party",
2864 },
2783); 2865);
2784 2866
2785sub cf::client::send_msg { 2867sub cf::client::send_msg {
2786 my ($self, $channel, $msg, $color, @extra) = @_; 2868 my ($self, $channel, $msg, $color, @extra) = @_;
2787 2869
… …
3024 3106
3025The following functions and methods are available within a safe environment: 3107The following functions and methods are available within a safe environment:
3026 3108
3027 cf::object 3109 cf::object
3028 contr pay_amount pay_player map x y force_find force_add destroy 3110 contr pay_amount pay_player map x y force_find force_add destroy
3029 insert remove name archname title slaying race decrease_ob_nr 3111 insert remove name archname title slaying race decrease split
3030 3112
3031 cf::object::player 3113 cf::object::player
3032 player 3114 player
3033 3115
3034 cf::player 3116 cf::player
… …
3039 3121
3040=cut 3122=cut
3041 3123
3042for ( 3124for (
3043 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3125 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3044 insert remove inv name archname title slaying race 3126 insert remove inv nrof name archname title slaying race
3045 decrease_ob_nr destroy)], 3127 decrease split destroy)],
3046 ["cf::object::player" => qw(player)], 3128 ["cf::object::player" => qw(player)],
3047 ["cf::player" => qw(peaceful)], 3129 ["cf::player" => qw(peaceful)],
3048 ["cf::map" => qw(trigger)], 3130 ["cf::map" => qw(trigger)],
3049) { 3131) {
3050 no strict 'refs'; 3132 no strict 'refs';
… …
3258 while (my ($k, $v) = each %$want) { 3340 while (my ($k, $v) = each %$want) {
3259 $ns->fx_want ($k, $v); 3341 $ns->fx_want ($k, $v);
3260 } 3342 }
3261}; 3343};
3262 3344
3345sub load_resource_file($) {
3346 my $guard = lock_acquire "load_resource_file";
3347
3348 my $status = load_resource_file_ $_[0];
3349 get_slot 0.1, 100;
3350 cf::arch::commit_load;
3351
3352 $status
3353}
3354
3263sub reload_regions { 3355sub reload_regions {
3264 # HACK to clear player env face cache, we need some signal framework 3356 # HACK to clear player env face cache, we need some signal framework
3265 # for this (global event?) 3357 # for this (global event?)
3266 %ext::player_env::MUSIC_FACE_CACHE = (); 3358 %ext::player_env::MUSIC_FACE_CACHE = ();
3267 3359
… …
3280} 3372}
3281 3373
3282sub reload_archetypes { 3374sub reload_archetypes {
3283 load_resource_file "$DATADIR/archetypes" 3375 load_resource_file "$DATADIR/archetypes"
3284 or die "unable to load archetypes\n"; 3376 or die "unable to load archetypes\n";
3285 #d# NEED to laod twice to resolve forward references
3286 # this really needs to be done in an extra post-pass
3287 # (which needs to be synchronous, so solve it differently)
3288 load_resource_file "$DATADIR/archetypes"
3289 or die "unable to load archetypes\n";
3290} 3377}
3291 3378
3292sub reload_treasures { 3379sub reload_treasures {
3293 load_resource_file "$DATADIR/treasures" 3380 load_resource_file "$DATADIR/treasures"
3294 or die "unable to load treasurelists\n"; 3381 or die "unable to load treasurelists\n";
3295} 3382}
3296 3383
3297sub reload_resources { 3384sub reload_resources {
3298 warn "reloading resource files...\n"; 3385 warn "reloading resource files...\n";
3299 3386
3387 reload_facedata;
3388 reload_archetypes;
3300 reload_regions; 3389 reload_regions;
3301 reload_facedata;
3302 #reload_archetypes;#d#
3303 reload_archetypes;
3304 reload_treasures; 3390 reload_treasures;
3305 3391
3306 warn "finished reloading resource files\n"; 3392 warn "finished reloading resource files\n";
3307} 3393}
3308 3394
3309sub init { 3395sub init {
3396 my $guard = freeze_mainloop;
3397
3310 reload_resources; 3398 reload_resources;
3311} 3399}
3312 3400
3313sub reload_config { 3401sub reload_config {
3314 open my $fh, "<:utf8", "$CONFDIR/config" 3402 open my $fh, "<:utf8", "$CONFDIR/config"
3315 or return; 3403 or return;
3316 3404
3317 local $/; 3405 local $/;
3318 *CFG = YAML::Syck::Load <$fh>; 3406 *CFG = YAML::Load <$fh>;
3319 3407
3320 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3408 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3321 3409
3322 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3410 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3323 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3411 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
… …
3339 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3427 $Coro::current->{desc} = "IDLE BUG HANDLER";
3340 EV::loop EV::LOOP_ONESHOT; 3428 EV::loop EV::LOOP_ONESHOT;
3341 })->prio (Coro::PRIO_MAX); 3429 })->prio (Coro::PRIO_MAX);
3342 }; 3430 };
3343 3431
3432 {
3433 my $guard = freeze_mainloop;
3344 reload_config; 3434 reload_config;
3345 db_init; 3435 db_init;
3346 load_extensions; 3436 load_extensions;
3347 3437
3348 $TICK_WATCHER->start;
3349 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority 3438 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3439 evthread_start IO::AIO::poll_fileno;
3440 }
3441
3350 EV::loop; 3442 EV::loop;
3351} 3443}
3352 3444
3353############################################################################# 3445#############################################################################
3354# initialisation and cleanup 3446# initialisation and cleanup
… …
3361 cf::cleanup "SIG$signal"; 3453 cf::cleanup "SIG$signal";
3362 }; 3454 };
3363 } 3455 }
3364} 3456}
3365 3457
3366sub write_runtime { 3458sub write_runtime_sync {
3367 my $runtime = "$LOCALDIR/runtime"; 3459 my $runtime = "$LOCALDIR/runtime";
3368 3460
3369 # first touch the runtime file to show we are still running: 3461 # first touch the runtime file to show we are still running:
3370 # the fsync below can take a very very long time. 3462 # the fsync below can take a very very long time.
3371 3463
… …
3397 and return; 3489 and return;
3398 3490
3399 warn "runtime file written.\n"; 3491 warn "runtime file written.\n";
3400 3492
3401 1 3493 1
3494}
3495
3496our $uuid_lock;
3497our $uuid_skip;
3498
3499sub write_uuid_sync($) {
3500 $uuid_skip ||= $_[0];
3501
3502 return if $uuid_lock;
3503 local $uuid_lock = 1;
3504
3505 my $uuid = "$LOCALDIR/uuid";
3506
3507 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3508 or return;
3509
3510 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
3511 $uuid_skip = 0;
3512
3513 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3514 and return;
3515
3516 # always fsync - this file is important
3517 aio_fsync $fh
3518 and return;
3519
3520 close $fh
3521 or return;
3522
3523 aio_rename "$uuid~", $uuid
3524 and return;
3525
3526 warn "uuid file written ($value).\n";
3527
3528 1
3529
3530}
3531
3532sub write_uuid($$) {
3533 my ($skip, $sync) = @_;
3534
3535 $sync ? write_uuid_sync $skip
3536 : async { write_uuid_sync $skip };
3402} 3537}
3403 3538
3404sub emergency_save() { 3539sub emergency_save() {
3405 my $freeze_guard = cf::freeze_mainloop; 3540 my $freeze_guard = cf::freeze_mainloop;
3406 3541
… …
3428 warn "end emergency map save\n"; 3563 warn "end emergency map save\n";
3429 3564
3430 warn "begin emergency database checkpoint\n"; 3565 warn "begin emergency database checkpoint\n";
3431 BDB::db_env_txn_checkpoint $DB_ENV; 3566 BDB::db_env_txn_checkpoint $DB_ENV;
3432 warn "end emergency database checkpoint\n"; 3567 warn "end emergency database checkpoint\n";
3568
3569 warn "begin write uuid\n";
3570 write_uuid_sync 1;
3571 warn "end write uuid\n";
3433 }; 3572 };
3434 3573
3435 warn "leave emergency perl save\n"; 3574 warn "leave emergency perl save\n";
3436} 3575}
3437 3576
… …
3452 warn "reloading..."; 3591 warn "reloading...";
3453 3592
3454 warn "entering sync_job"; 3593 warn "entering sync_job";
3455 3594
3456 cf::sync_job { 3595 cf::sync_job {
3457 cf::write_runtime; # external watchdog should not bark 3596 cf::write_runtime_sync; # external watchdog should not bark
3458 cf::emergency_save; 3597 cf::emergency_save;
3459 cf::write_runtime; # external watchdog should not bark 3598 cf::write_runtime_sync; # external watchdog should not bark
3460 3599
3461 warn "syncing database to disk"; 3600 warn "syncing database to disk";
3462 BDB::db_env_txn_checkpoint $DB_ENV; 3601 BDB::db_env_txn_checkpoint $DB_ENV;
3463 3602
3464 # if anything goes wrong in here, we should simply crash as we already saved 3603 # if anything goes wrong in here, we should simply crash as we already saved
… …
3551 warn "leaving sync_job"; 3690 warn "leaving sync_job";
3552 3691
3553 1 3692 1
3554 } or do { 3693 } or do {
3555 warn $@; 3694 warn $@;
3556 warn "error while reloading, exiting."; 3695 cf::cleanup "error while reloading, exiting.";
3557 exit 1;
3558 }; 3696 };
3559 3697
3560 warn "reloaded"; 3698 warn "reloaded";
3561}; 3699};
3562 3700
… …
3565sub reload_perl() { 3703sub reload_perl() {
3566 # doing reload synchronously and two reloads happen back-to-back, 3704 # doing reload synchronously and two reloads happen back-to-back,
3567 # coro crashes during coro_state_free->destroy here. 3705 # coro crashes during coro_state_free->destroy here.
3568 3706
3569 $RELOAD_WATCHER ||= EV::timer 0, 0, sub { 3707 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3708 do_reload_perl;
3570 undef $RELOAD_WATCHER; 3709 undef $RELOAD_WATCHER;
3571 do_reload_perl;
3572 }; 3710 };
3573} 3711}
3574 3712
3575register_command "reload" => sub { 3713register_command "reload" => sub {
3576 my ($who, $arg) = @_; 3714 my ($who, $arg) = @_;
… …
3590 3728
3591our @WAIT_FOR_TICK; 3729our @WAIT_FOR_TICK;
3592our @WAIT_FOR_TICK_BEGIN; 3730our @WAIT_FOR_TICK_BEGIN;
3593 3731
3594sub wait_for_tick { 3732sub wait_for_tick {
3595 return unless $TICK_WATCHER->is_active;
3596 return if $Coro::current == $Coro::main; 3733 return if tick_inhibit || $Coro::current == $Coro::main;
3597 3734
3598 my $signal = new Coro::Signal; 3735 my $signal = new Coro::Signal;
3599 push @WAIT_FOR_TICK, $signal; 3736 push @WAIT_FOR_TICK, $signal;
3600 $signal->wait; 3737 $signal->wait;
3601} 3738}
3602 3739
3603sub wait_for_tick_begin { 3740sub wait_for_tick_begin {
3604 return unless $TICK_WATCHER->is_active;
3605 return if $Coro::current == $Coro::main; 3741 return if tick_inhibit || $Coro::current == $Coro::main;
3606 3742
3607 my $signal = new Coro::Signal; 3743 my $signal = new Coro::Signal;
3608 push @WAIT_FOR_TICK_BEGIN, $signal; 3744 push @WAIT_FOR_TICK_BEGIN, $signal;
3609 $signal->wait; 3745 $signal->wait;
3610} 3746}
3611 3747
3612$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub { 3748sub tick {
3613 if ($Coro::current != $Coro::main) { 3749 if ($Coro::current != $Coro::main) {
3614 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3750 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3615 unless ++$bug_warning > 10; 3751 unless ++$bug_warning > 10;
3616 return; 3752 return;
3617 } 3753 }
3618 3754
3619 $NOW = $tick_start = EV::now;
3620
3621 cf::server_tick; # one server iteration 3755 cf::server_tick; # one server iteration
3622
3623 $RUNTIME += $TICK;
3624 $NEXT_TICK = $_[0]->at;
3625 3756
3626 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3757 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3627 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; 3758 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3628 Coro::async_pool { 3759 Coro::async_pool {
3629 $Coro::current->{desc} = "runtime saver"; 3760 $Coro::current->{desc} = "runtime saver";
3630 write_runtime 3761 write_runtime_sync
3631 or warn "ERROR: unable to write runtime file: $!"; 3762 or warn "ERROR: unable to write runtime file: $!";
3632 }; 3763 };
3633 } 3764 }
3634 3765
3635 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3766 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
… …
3637 } 3768 }
3638 while (my $sig = shift @WAIT_FOR_TICK) { 3769 while (my $sig = shift @WAIT_FOR_TICK) {
3639 $sig->send; 3770 $sig->send;
3640 } 3771 }
3641 3772
3642 $LOAD = ($NOW - $tick_start) / $TICK; 3773 $LOAD = ($NOW - $TICK_START) / $TICK;
3643 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3774 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3644 3775
3645 _post_tick; 3776 if (0) {
3646}; 3777 if ($NEXT_TICK) {
3647$TICK_WATCHER->priority (EV::MAXPRI); 3778 my $jitter = $TICK_START - $NEXT_TICK;
3779 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3780 warn "jitter $JITTER\n";#d#
3781 }
3782 }
3783}
3648 3784
3649{ 3785{
3650 # configure BDB 3786 # configure BDB
3651 3787
3652 BDB::min_parallel 8; 3788 BDB::min_parallel 8;

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