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Comparing cf.schmorp.de/server/lib/cf.pm (file contents):
Revision 1.383 by root, Thu Oct 11 21:09:29 2007 UTC vs.
Revision 1.418 by root, Fri Apr 11 21:09:53 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 Storable; 30use EV 3.2;
10use Event;
11use Opcode; 31use Opcode;
12use Safe; 32use Safe;
13use Safe::Hole; 33use Safe::Hole;
34use Storable ();
14 35
15use Coro 4.1 (); 36use Coro 4.50 ();
16use Coro::State; 37use Coro::State;
17use Coro::Handle; 38use Coro::Handle;
18use Coro::Event; 39use Coro::EV;
19use Coro::Timer; 40use Coro::Timer;
20use Coro::Signal; 41use Coro::Signal;
21use Coro::Semaphore; 42use Coro::Semaphore;
22use Coro::AIO; 43use Coro::AIO;
44use Coro::BDB;
23use Coro::Storable; 45use Coro::Storable;
24use Coro::Util (); 46use Coro::Util ();
25 47
26use JSON::XS (); 48use JSON::XS 2.01 ();
27use BDB (); 49use BDB ();
28use Data::Dumper; 50use Data::Dumper;
29use Digest::MD5; 51use Digest::MD5;
30use Fcntl; 52use Fcntl;
31use YAML::Syck (); 53use YAML ();
32use IO::AIO 2.51 (); 54use IO::AIO 2.51 ();
33use Time::HiRes; 55use Time::HiRes;
34use Compress::LZF; 56use Compress::LZF;
35use Digest::MD5 (); 57use Digest::MD5 ();
36 58
37# configure various modules to our taste 59# configure various modules to our taste
38# 60#
39$Storable::canonical = 1; # reduce rsync transfers 61$Storable::canonical = 1; # reduce rsync transfers
40Coro::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
41Compress::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
42
43$Event::Eval = 1; # no idea why this is required, but it is
44
45# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46$YAML::Syck::ImplicitUnicode = 1;
47 64
48$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 65$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49 66
50sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 67sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51 68
70our $TMPDIR = "$LOCALDIR/" . tmpdir; 87our $TMPDIR = "$LOCALDIR/" . tmpdir;
71our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 88our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72our $PLAYERDIR = "$LOCALDIR/" . playerdir; 89our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73our $RANDOMDIR = "$LOCALDIR/random"; 90our $RANDOMDIR = "$LOCALDIR/random";
74our $BDBDIR = "$LOCALDIR/db"; 91our $BDBDIR = "$LOCALDIR/db";
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 $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 98our $USE_FSYNC = 1; # use fsync to write maps - default off
83 99
84our $BDB_POLL_WATCHER; 100our $BDB_POLL_WATCHER;
85our $BDB_DEADLOCK_WATCHER; 101our $BDB_DEADLOCK_WATCHER;
86our $BDB_CHECKPOINT_WATCHER; 102our $BDB_CHECKPOINT_WATCHER;
89 105
90our %CFG; 106our %CFG;
91 107
92our $UPTIME; $UPTIME ||= time; 108our $UPTIME; $UPTIME ||= time;
93our $RUNTIME; 109our $RUNTIME;
110our $NOW;
94 111
95our (%PLAYER, %PLAYER_LOADING); # all users 112our (%PLAYER, %PLAYER_LOADING); # all users
96our (%MAP, %MAP_LOADING ); # all maps 113our (%MAP, %MAP_LOADING ); # all maps
97our $LINK_MAP; # the special {link} map, which is always available 114our $LINK_MAP; # the special {link} map, which is always available
98 115
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
162 180
163The raw value load value from the last tick. 181The raw value load value from the last tick.
164 182
165=item %cf::CFG 183=item %cf::CFG
166 184
167Configuration for the server, loaded from C</etc/crossfire/config>, or 185Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168from wherever your confdir points to. 186from wherever your confdir points to.
169 187
170=item cf::wait_for_tick, cf::wait_for_tick_begin 188=item cf::wait_for_tick, cf::wait_for_tick_begin
171 189
172These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 190These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
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';
215)) { 248)) {
216 no strict 'refs'; 249 no strict 'refs';
217 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 250 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218} 251}
219 252
220$Event::DIED = sub { 253$EV::DIED = sub {
221 warn "error in event callback: @_"; 254 warn "error in event callback: @_";
222}; 255};
223 256
224############################################################################# 257#############################################################################
225 258
248 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 281 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249 $d 282 $d
250 } || "[unable to dump $_[0]: '$@']"; 283 } || "[unable to dump $_[0]: '$@']";
251} 284}
252 285
253=item $ref = cf::from_json $json 286=item $ref = cf::decode_json $json
254 287
255Converts a JSON string into the corresponding perl data structure. 288Converts a JSON string into the corresponding perl data structure.
256 289
257=item $json = cf::to_json $ref 290=item $json = cf::encode_json $ref
258 291
259Converts a perl data structure into its JSON representation. 292Converts a perl data structure into its JSON representation.
260 293
261=cut 294=cut
262 295
263our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 296our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264 297
265sub to_json ($) { $json_coder->encode ($_[0]) } 298sub encode_json($) { $json_coder->encode ($_[0]) }
266sub from_json ($) { $json_coder->decode ($_[0]) } 299sub decode_json($) { $json_coder->decode ($_[0]) }
267 300
268=item cf::lock_wait $string 301=item cf::lock_wait $string
269 302
270Wait until the given lock is available. See cf::lock_acquire. 303Wait until the given lock is available. See cf::lock_acquire.
271 304
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; 368}
336 }; 369
337 $TICK_WATCHER->stop; 370=item cf::periodic $interval, $cb
338 $guard 371
372Like EV::periodic, but randomly selects a starting point so that the actions
373get spread over timer.
374
375=cut
376
377sub periodic($$) {
378 my ($interval, $cb) = @_;
379
380 my $start = rand List::Util::min 180, $interval;
381
382 EV::periodic $start, $interval, 0, $cb
339} 383}
340 384
341=item cf::get_slot $time[, $priority[, $name]] 385=item cf::get_slot $time[, $priority[, $name]]
342 386
343Allocate $time seconds of blocking CPU time at priority C<$priority>: 387Allocate $time seconds of blocking CPU time at priority C<$priority>:
406 450
407BEGIN { *async = \&Coro::async_pool } 451BEGIN { *async = \&Coro::async_pool }
408 452
409=item cf::sync_job { BLOCK } 453=item cf::sync_job { BLOCK }
410 454
411The design of Crossfire TRT requires that the main coroutine ($Coro::main) 455The design of Deliantra requires that the main coroutine ($Coro::main)
412is always able to handle events or runnable, as Crossfire TRT is only 456is always able to handle events or runnable, as Deliantra is only
413partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 457partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414acceptable. 458acceptable.
415 459
416If it must be done, put the blocking parts into C<sync_job>. This will run 460If it must be done, put the blocking parts into C<sync_job>. This will run
417the given BLOCK in another coroutine while waiting for the result. The 461the given BLOCK in another coroutine while waiting for the result. The
422 466
423sub sync_job(&) { 467sub sync_job(&) {
424 my ($job) = @_; 468 my ($job) = @_;
425 469
426 if ($Coro::current == $Coro::main) { 470 if ($Coro::current == $Coro::main) {
427 my $time = Event::time; 471 my $time = EV::time;
428 472
429 # this is the main coro, too bad, we have to block 473 # this is the main coro, too bad, we have to block
430 # till the operation succeeds, freezing the server :/ 474 # till the operation succeeds, freezing the server :/
431 475
432 LOG llevError | logBacktrace, Carp::longmess "sync job";#d# 476 LOG llevError, Carp::longmess "sync job";#d#
433 477
434 # TODO: use suspend/resume instead
435 # (but this is cancel-safe)
436 my $freeze_guard = freeze_mainloop; 478 my $freeze_guard = freeze_mainloop;
437 479
438 my $busy = 1; 480 my $busy = 1;
439 my @res; 481 my @res;
440 482
444 warn $@ if $@; 486 warn $@ if $@;
445 undef $busy; 487 undef $busy;
446 })->prio (Coro::PRIO_MAX); 488 })->prio (Coro::PRIO_MAX);
447 489
448 while ($busy) { 490 while ($busy) {
449 Coro::cede or Event::one_event; 491 if (Coro::nready) {
492 Coro::cede_notself;
493 } else {
494 EV::loop EV::LOOP_ONESHOT;
450 } 495 }
496 }
451 497
452 $time = Event::time - $time; 498 my $time = EV::time - $time;
453 499
454 LOG llevError | logBacktrace, Carp::longmess "long sync job"
455 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457 $tick_start += $time; # do not account sync jobs to server load 500 $TICK_START += $time; # do not account sync jobs to server load
458 501
459 wantarray ? @res : $res[0] 502 wantarray ? @res : $res[0]
460 } else { 503 } else {
461 # we are in another coroutine, how wonderful, everything just works 504 # we are in another coroutine, how wonderful, everything just works
462 505
487=item fork_call { }, $args 530=item fork_call { }, $args
488 531
489Executes the given code block with the given arguments in a seperate 532Executes the given code block with the given arguments in a seperate
490process, returning the results. Everything must be serialisable with 533process, returning the results. Everything must be serialisable with
491Coro::Storable. May, of course, block. Note that the executed sub may 534Coro::Storable. May, of course, block. Note that the executed sub may
492never block itself or use any form of Event handling. 535never block itself or use any form of event handling.
493 536
494=cut 537=cut
495 538
496sub fork_call(&@) { 539sub fork_call(&@) {
497 my ($cb, @args) = @_; 540 my ($cb, @args) = @_;
504 reset_signals; 547 reset_signals;
505 &$cb 548 &$cb
506 }, @args; 549 }, @args;
507 550
508 wantarray ? @res : $res[-1] 551 wantarray ? @res : $res[-1]
552}
553
554=item $coin = coin_from_name $name
555
556=cut
557
558our %coin_alias = (
559 "silver" => "silvercoin",
560 "silvercoin" => "silvercoin",
561 "silvercoins" => "silvercoin",
562 "gold" => "goldcoin",
563 "goldcoin" => "goldcoin",
564 "goldcoins" => "goldcoin",
565 "platinum" => "platinacoin",
566 "platinumcoin" => "platinacoin",
567 "platinumcoins" => "platinacoin",
568 "platina" => "platinacoin",
569 "platinacoin" => "platinacoin",
570 "platinacoins" => "platinacoin",
571 "royalty" => "royalty",
572 "royalties" => "royalty",
573);
574
575sub coin_from_name($) {
576 $coin_alias{$_[0]}
577 ? cf::arch::find $coin_alias{$_[0]}
578 : undef
509} 579}
510 580
511=item $value = cf::db_get $family => $key 581=item $value = cf::db_get $family => $key
512 582
513Returns a single value from the environment database. 583Returns a single value from the environment database.
658attach callbacks/event handlers (a collection of which is called an "attachment") 728attach callbacks/event handlers (a collection of which is called an "attachment")
659to it. All such attachable objects support the following methods. 729to it. All such attachable objects support the following methods.
660 730
661In the following description, CLASS can be any of C<global>, C<object> 731In the following description, CLASS can be any of C<global>, C<object>
662C<player>, C<client> or C<map> (i.e. the attachable objects in 732C<player>, C<client> or C<map> (i.e. the attachable objects in
663Crossfire TRT). 733Deliantra).
664 734
665=over 4 735=over 4
666 736
667=item $attachable->attach ($attachment, key => $value...) 737=item $attachable->attach ($attachment, key => $value...)
668 738
950 } 1020 }
951 1021
952 0 1022 0
953} 1023}
954 1024
955=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1025=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956 1026
957=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1027=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958 1028
959Generate an object-specific event with the given arguments. 1029Generate an object-specific event with the given arguments.
960 1030
966 1036
967=cut 1037=cut
968 1038
969############################################################################# 1039#############################################################################
970# object support 1040# object support
971#
972 1041
1042sub _object_equal($$);
1043sub _object_equal($$) {
1044 my ($a, $b) = @_;
1045
1046 return 0 unless (ref $a) eq (ref $b);
1047
1048 if ("HASH" eq ref $a) {
1049 my @ka = keys %$a;
1050 my @kb = keys %$b;
1051
1052 return 0 if @ka != @kb;
1053
1054 for (0 .. $#ka) {
1055 return 0 unless $ka[$_] eq $kb[$_];
1056 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1057 }
1058
1059 } elsif ("ARRAY" eq ref $a) {
1060
1061 return 0 if @$a != @$b;
1062
1063 for (0 .. $#$a) {
1064 return 0 unless _object_equal $a->[$_], $b->[$_];
1065 }
1066
1067 } elsif ($a ne $b) {
1068 return 0;
1069 }
1070
1071 1
1072}
1073
1074our $SLOW_MERGES;#d#
973sub _can_merge { 1075sub _can_merge {
974 my ($ob1, $ob2) = @_; 1076 my ($ob1, $ob2) = @_;
975 1077
976 local $Storable::canonical = 1; 1078 ++$SLOW_MERGES;#d#
977 my $fob1 = Storable::freeze $ob1;
978 my $fob2 = Storable::freeze $ob2;
979 1079
980 $fob1 eq $fob2 1080 # we do the slow way here
1081 return _object_equal $ob1, $ob2
981} 1082}
982 1083
983sub reattach { 1084sub reattach {
984 # basically do the same as instantiate, without calling instantiate 1085 # basically do the same as instantiate, without calling instantiate
985 my ($obj) = @_; 1086 my ($obj) = @_;
1007cf::attachable->attach ( 1108cf::attachable->attach (
1008 prio => -1000000, 1109 prio => -1000000,
1009 on_instantiate => sub { 1110 on_instantiate => sub {
1010 my ($obj, $data) = @_; 1111 my ($obj, $data) = @_;
1011 1112
1012 $data = from_json $data; 1113 $data = decode_json $data;
1013 1114
1014 for (@$data) { 1115 for (@$data) {
1015 my ($name, $args) = @$_; 1116 my ($name, $args) = @$_;
1016 1117
1017 $obj->attach ($name, %{$args || {} }); 1118 $obj->attach ($name, %{$args || {} });
1087 1188
1088 unless (aio_stat "$filename.pst") { 1189 unless (aio_stat "$filename.pst") {
1089 (aio_load "$filename.pst", $av) >= 0 1190 (aio_load "$filename.pst", $av) >= 0
1090 or return; 1191 or return;
1091 1192
1092 my $st = eval { Coro::Storable::thaw $av } 1193 my $st = eval { Coro::Storable::thaw $av };
1093 || eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094 $av = $st->{objs}; 1194 $av = $st->{objs};
1095 } 1195 }
1096 1196
1097 utf8::decode (my $decname = $filename); 1197 utf8::decode (my $decname = $filename);
1098 warn sprintf "loading %s (%d,%d)\n", 1198 warn sprintf "loading %s (%d,%d)\n",
1255 my $msg = $@ ? "$v->{path}: $@\n" 1355 my $msg = $@ ? "$v->{path}: $@\n"
1256 : "$v->{base}: extension inactive.\n"; 1356 : "$v->{base}: extension inactive.\n";
1257 1357
1258 if (exists $v->{meta}{mandatory}) { 1358 if (exists $v->{meta}{mandatory}) {
1259 warn $msg; 1359 warn $msg;
1260 warn "mandatory extension failed to load, exiting.\n"; 1360 cf::cleanup "mandatory extension failed to load, exiting.";
1261 exit 1;
1262 } 1361 }
1263 1362
1264 warn $msg; 1363 warn $msg;
1265 } 1364 }
1266 1365
1514 1613
1515Expand crossfire pod fragments into protocol xml. 1614Expand crossfire pod fragments into protocol xml.
1516 1615
1517=cut 1616=cut
1518 1617
1618use re 'eval';
1619
1620my $group;
1621my $interior; $interior = qr{
1622 # match a pod interior sequence sans C<< >>
1623 (?:
1624 \ (.*?)\ (?{ $group = $^N })
1625 | < (??{$interior}) >
1626 )
1627}x;
1628
1519sub expand_cfpod { 1629sub expand_cfpod {
1520 ((my $self), (local $_)) = @_; 1630 my ($self, $pod) = @_;
1521 1631
1522 # escape & and < 1632 my $xml;
1523 s/&/&amp;/g;
1524 s/(?<![BIUGHT])</&lt;/g;
1525 1633
1526 # this is buggy, it needs to properly take care of nested <'s 1634 while () {
1635 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1636 $group = $1;
1527 1637
1528 1 while 1638 $group =~ s/&/&amp;/g;
1529 # replace B<>, I<>, U<> etc. 1639 $group =~ s/</&lt;/g;
1530 s/B<([^\>]*)>/<b>$1<\/b>/ 1640
1531 || s/I<([^\>]*)>/<i>$1<\/i>/ 1641 $xml .= $group;
1532 || s/U<([^\>]*)>/<u>$1<\/u>/ 1642 } elsif ($pod =~ m%\G
1533 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/ 1643 ([BCGHITU])
1534 # replace G<male|female> tags 1644 <
1535 || s{G<([^>|]*)\|([^>]*)>}{ 1645 (?:
1536 $self->gender ? $2 : $1 1646 ([^<>]*) (?{ $group = $^N })
1537 }ge 1647 | < $interior >
1538 # replace H<hint text> 1648 )
1539 || s{H<([^\>]*)>} 1649 >
1650 %gcsx
1540 { 1651 ) {
1652 my ($code, $data) = ($1, $group);
1653
1654 if ($code eq "B") {
1655 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1656 } elsif ($code eq "I") {
1657 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1658 } elsif ($code eq "U") {
1659 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1660 } elsif ($code eq "C") {
1661 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1662 } elsif ($code eq "T") {
1663 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1664 } elsif ($code eq "G") {
1665 my ($male, $female) = split /\|/, $data;
1666 $data = $self->gender ? $female : $male;
1667 $xml .= expand_cfpod ($self, $data);
1668 } elsif ($code eq "H") {
1541 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>", 1669 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1542 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>", 1670 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543 "") 1671 "")
1544 [$self->{hintmode}] 1672 [$self->{hintmode}];
1673 } else {
1674 $xml .= "error processing '$code($data)' directive";
1545 }ge; 1675 }
1676 } else {
1677 if ($pod =~ /\G(.+)/) {
1678 warn "parse error while expanding $pod (at $1)";
1679 }
1680 last;
1681 }
1682 }
1546 1683
1684 for ($xml) {
1547 # create single paragraphs (very hackish) 1685 # create single paragraphs (very hackish)
1548 s/(?<=\S)\n(?=\w)/ /g; 1686 s/(?<=\S)\n(?=\w)/ /g;
1549 1687
1550 # compress some whitespace 1688 # compress some whitespace
1551 s/\s+\n/\n/g; # ws line-ends 1689 s/\s+\n/\n/g; # ws line-ends
1552 s/\n\n+/\n/g; # double lines 1690 s/\n\n+/\n/g; # double lines
1553 s/^\n+//; # beginning lines 1691 s/^\n+//; # beginning lines
1554 s/\n+$//; # ending lines 1692 s/\n+$//; # ending lines
1693 }
1555 1694
1556 $_ 1695 $xml
1557} 1696}
1697
1698no re 'eval';
1558 1699
1559sub hintmode { 1700sub hintmode {
1560 $_[0]{hintmode} = $_[1] if @_ > 1; 1701 $_[0]{hintmode} = $_[1] if @_ > 1;
1561 $_[0]{hintmode} 1702 $_[0]{hintmode}
1562} 1703}
1634our $MAX_RESET = 3600; 1775our $MAX_RESET = 3600;
1635our $DEFAULT_RESET = 3000; 1776our $DEFAULT_RESET = 3000;
1636 1777
1637sub generate_random_map { 1778sub generate_random_map {
1638 my ($self, $rmp) = @_; 1779 my ($self, $rmp) = @_;
1780
1781 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1782
1639 # mit "rum" bekleckern, nicht 1783 # mit "rum" bekleckern, nicht
1640 $self->_create_random_map ( 1784 $self->_create_random_map (
1641 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1785 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1786 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1787 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
2236 : () 2380 : ()
2237 } @{ aio_readdir $UNIQUEDIR or [] } 2381 } @{ aio_readdir $UNIQUEDIR or [] }
2238 ] 2382 ]
2239} 2383}
2240 2384
2241package cf;
2242
2243=back 2385=back
2244 2386
2245=head3 cf::object 2387=head3 cf::object
2246 2388
2247=cut 2389=cut
2549 $rmp->{origin_y} = $exit->y; 2691 $rmp->{origin_y} = $exit->y;
2550 } 2692 }
2551 2693
2552 $rmp->{random_seed} ||= $exit->random_seed; 2694 $rmp->{random_seed} ||= $exit->random_seed;
2553 2695
2554 my $data = cf::to_json $rmp; 2696 my $data = cf::encode_json $rmp;
2555 my $md5 = Digest::MD5::md5_hex $data; 2697 my $md5 = Digest::MD5::md5_hex $data;
2556 my $meta = "$RANDOMDIR/$md5.meta"; 2698 my $meta = "$RANDOMDIR/$md5.meta";
2557 2699
2558 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2700 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559 aio_write $fh, 0, (length $data), $data, 0; 2701 aio_write $fh, 0, (length $data), $data, 0;
2632the message, with C<log> being the default. If C<$color> is negative, suppress 2774the message, with C<log> being the default. If C<$color> is negative, suppress
2633the message unless the client supports the msg packet. 2775the message unless the client supports the msg packet.
2634 2776
2635=cut 2777=cut
2636 2778
2779# non-persistent channels (usually the info channel)
2637our %CHANNEL = ( 2780our %CHANNEL = (
2638 "c/identify" => { 2781 "c/identify" => {
2639 id => "infobox", 2782 id => "infobox",
2640 title => "Identify", 2783 title => "Identify",
2641 reply => undef, 2784 reply => undef,
2645 id => "infobox", 2788 id => "infobox",
2646 title => "Examine", 2789 title => "Examine",
2647 reply => undef, 2790 reply => undef,
2648 tooltip => "Signs and other items you examined", 2791 tooltip => "Signs and other items you examined",
2649 }, 2792 },
2793 "c/book" => {
2794 id => "infobox",
2795 title => "Book",
2796 reply => undef,
2797 tooltip => "The contents of a note or book",
2798 },
2650 "c/lookat" => { 2799 "c/lookat" => {
2651 id => "infobox", 2800 id => "infobox",
2652 title => "Look", 2801 title => "Look",
2653 reply => undef, 2802 reply => undef,
2654 tooltip => "What you saw there", 2803 tooltip => "What you saw there",
2804 },
2805 "c/who" => {
2806 id => "infobox",
2807 title => "Players",
2808 reply => undef,
2809 tooltip => "Shows players who are currently online",
2810 },
2811 "c/body" => {
2812 id => "infobox",
2813 title => "Body Parts",
2814 reply => undef,
2815 tooltip => "Shows which body parts you posess and are available",
2816 },
2817 "c/uptime" => {
2818 id => "infobox",
2819 title => "Uptime",
2820 reply => undef,
2821 tooltip => "How long the server has been running since last restart",
2822 },
2823 "c/mapinfo" => {
2824 id => "infobox",
2825 title => "Map Info",
2826 reply => undef,
2827 tooltip => "Information related to the maps",
2655 }, 2828 },
2656); 2829);
2657 2830
2658sub cf::client::send_msg { 2831sub cf::client::send_msg {
2659 my ($self, $channel, $msg, $color, @extra) = @_; 2832 my ($self, $channel, $msg, $color, @extra) = @_;
3028 { 3201 {
3029 my $faces = $facedata->{faceinfo}; 3202 my $faces = $facedata->{faceinfo};
3030 3203
3031 while (my ($face, $info) = each %$faces) { 3204 while (my ($face, $info) = each %$faces) {
3032 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3205 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3206
3033 cf::face::set_visibility $idx, $info->{visibility}; 3207 cf::face::set_visibility $idx, $info->{visibility};
3034 cf::face::set_magicmap $idx, $info->{magicmap}; 3208 cf::face::set_magicmap $idx, $info->{magicmap};
3035 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3209 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3036 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3210 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3037 3211
3038 cf::cede_to_tick; 3212 cf::cede_to_tick;
3039 } 3213 }
3040 3214
3041 while (my ($face, $info) = each %$faces) { 3215 while (my ($face, $info) = each %$faces) {
3042 next unless $info->{smooth}; 3216 next unless $info->{smooth};
3217
3043 my $idx = cf::face::find $face 3218 my $idx = cf::face::find $face
3044 or next; 3219 or next;
3220
3045 if (my $smooth = cf::face::find $info->{smooth}) { 3221 if (my $smooth = cf::face::find $info->{smooth}) {
3046 cf::face::set_smooth $idx, $smooth; 3222 cf::face::set_smooth $idx, $smooth;
3047 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3223 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048 } else { 3224 } else {
3049 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3225 warn "smooth face '$info->{smooth}' not found for face '$face'";
3067 { 3243 {
3068 # TODO: for gcfclient pleasure, we should give resources 3244 # TODO: for gcfclient pleasure, we should give resources
3069 # that gcfclient doesn't grok a >10000 face index. 3245 # that gcfclient doesn't grok a >10000 face index.
3070 my $res = $facedata->{resource}; 3246 my $res = $facedata->{resource};
3071 3247
3072 my $soundconf = delete $res->{"res/sound.conf"};
3073
3074 while (my ($name, $info) = each %$res) { 3248 while (my ($name, $info) = each %$res) {
3249 if (defined $info->{type}) {
3075 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3250 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076 my $data; 3251 my $data;
3077 3252
3078 if ($info->{type} & 1) { 3253 if ($info->{type} & 1) {
3079 # prepend meta info 3254 # prepend meta info
3080 3255
3081 my $meta = $enc->encode ({ 3256 my $meta = $enc->encode ({
3082 name => $name, 3257 name => $name,
3083 %{ $info->{meta} || {} }, 3258 %{ $info->{meta} || {} },
3084 }); 3259 });
3085 3260
3086 $data = pack "(w/a*)*", $meta, $info->{data}; 3261 $data = pack "(w/a*)*", $meta, $info->{data};
3262 } else {
3263 $data = $info->{data};
3264 }
3265
3266 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3267 cf::face::set_type $idx, $info->{type};
3087 } else { 3268 } else {
3088 $data = $info->{data}; 3269 $RESOURCE{$name} = $info;
3089 } 3270 }
3090 3271
3091 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092 cf::face::set_type $idx, $info->{type};
3093
3094 cf::cede_to_tick; 3272 cf::cede_to_tick;
3095 } 3273 }
3096
3097 if ($soundconf) {
3098 $soundconf = $enc->decode (delete $soundconf->{data});
3099
3100 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101 my $sound = $soundconf->{compat}[$_]
3102 or next;
3103
3104 my $face = cf::face::find "sound/$sound->[1]";
3105 cf::sound::set $sound->[0] => $face;
3106 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107 }
3108
3109 while (my ($k, $v) = each %{$soundconf->{event}}) {
3110 my $face = cf::face::find "sound/$v";
3111 cf::sound::set $k => $face;
3112 }
3113 }
3114 } 3274 }
3275
3276 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115 3277
3116 1 3278 1
3117} 3279}
3280
3281cf::global->attach (on_resource_update => sub {
3282 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3283 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3284
3285 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3286 my $sound = $soundconf->{compat}[$_]
3287 or next;
3288
3289 my $face = cf::face::find "sound/$sound->[1]";
3290 cf::sound::set $sound->[0] => $face;
3291 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3292 }
3293
3294 while (my ($k, $v) = each %{$soundconf->{event}}) {
3295 my $face = cf::face::find "sound/$v";
3296 cf::sound::set $k => $face;
3297 }
3298 }
3299});
3118 3300
3119register_exticmd fx_want => sub { 3301register_exticmd fx_want => sub {
3120 my ($ns, $want) = @_; 3302 my ($ns, $want) = @_;
3121 3303
3122 while (my ($k, $v) = each %$want) { 3304 while (my ($k, $v) = each %$want) {
3177sub reload_config { 3359sub reload_config {
3178 open my $fh, "<:utf8", "$CONFDIR/config" 3360 open my $fh, "<:utf8", "$CONFDIR/config"
3179 or return; 3361 or return;
3180 3362
3181 local $/; 3363 local $/;
3182 *CFG = YAML::Syck::Load <$fh>; 3364 *CFG = YAML::Load <$fh>;
3183 3365
3184 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3366 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3185 3367
3186 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3368 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3187 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3369 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3199 # we must not ever block the main coroutine 3381 # we must not ever block the main coroutine
3200 local $Coro::idle = sub { 3382 local $Coro::idle = sub {
3201 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3383 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3202 (async { 3384 (async {
3203 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3385 $Coro::current->{desc} = "IDLE BUG HANDLER";
3204 Event::one_event; 3386 EV::loop EV::LOOP_ONESHOT;
3205 })->prio (Coro::PRIO_MAX); 3387 })->prio (Coro::PRIO_MAX);
3206 }; 3388 };
3207 3389
3208 reload_config; 3390 reload_config;
3209 db_init; 3391 db_init;
3210 load_extensions; 3392 load_extensions;
3211 3393
3212 $TICK_WATCHER->start; 3394 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3395 evthread_start IO::AIO::poll_fileno;
3213 Event::loop; 3396 EV::loop;
3214} 3397}
3215 3398
3216############################################################################# 3399#############################################################################
3217# initialisation and cleanup 3400# initialisation and cleanup
3218 3401
3219# install some emergency cleanup handlers 3402# install some emergency cleanup handlers
3220BEGIN { 3403BEGIN {
3404 our %SIGWATCHER = ();
3221 for my $signal (qw(INT HUP TERM)) { 3405 for my $signal (qw(INT HUP TERM)) {
3222 Event->signal ( 3406 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3223 reentrant => 0,
3224 data => WF_AUTOCANCEL,
3225 signal => $signal,
3226 prio => 0,
3227 cb => sub {
3228 cf::cleanup "SIG$signal"; 3407 cf::cleanup "SIG$signal";
3229 },
3230 ); 3408 };
3231 } 3409 }
3232} 3410}
3233 3411
3234sub write_runtime { 3412sub write_runtime_sync {
3235 my $runtime = "$LOCALDIR/runtime"; 3413 my $runtime = "$LOCALDIR/runtime";
3236 3414
3237 # first touch the runtime file to show we are still running: 3415 # first touch the runtime file to show we are still running:
3238 # the fsync below can take a very very long time. 3416 # the fsync below can take a very very long time.
3239 3417
3265 and return; 3443 and return;
3266 3444
3267 warn "runtime file written.\n"; 3445 warn "runtime file written.\n";
3268 3446
3269 1 3447 1
3448}
3449
3450our $uuid_lock;
3451our $uuid_skip;
3452
3453sub write_uuid_sync($) {
3454 $uuid_skip ||= $_[0];
3455
3456 return if $uuid_lock;
3457 local $uuid_lock = 1;
3458
3459 my $uuid = "$LOCALDIR/uuid";
3460
3461 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3462 or return;
3463
3464 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
3465 $uuid_skip = 0;
3466
3467 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3468 and return;
3469
3470 # always fsync - this file is important
3471 aio_fsync $fh
3472 and return;
3473
3474 close $fh
3475 or return;
3476
3477 aio_rename "$uuid~", $uuid
3478 and return;
3479
3480 warn "uuid file written ($value).\n";
3481
3482 1
3483
3484}
3485
3486sub write_uuid($$) {
3487 my ($skip, $sync) = @_;
3488
3489 $sync ? write_uuid_sync $skip
3490 : async { write_uuid_sync $skip };
3270} 3491}
3271 3492
3272sub emergency_save() { 3493sub emergency_save() {
3273 my $freeze_guard = cf::freeze_mainloop; 3494 my $freeze_guard = cf::freeze_mainloop;
3274 3495
3296 warn "end emergency map save\n"; 3517 warn "end emergency map save\n";
3297 3518
3298 warn "begin emergency database checkpoint\n"; 3519 warn "begin emergency database checkpoint\n";
3299 BDB::db_env_txn_checkpoint $DB_ENV; 3520 BDB::db_env_txn_checkpoint $DB_ENV;
3300 warn "end emergency database checkpoint\n"; 3521 warn "end emergency database checkpoint\n";
3522
3523 warn "begin write uuid\n";
3524 write_uuid_sync 1;
3525 warn "end write uuid\n";
3301 }; 3526 };
3302 3527
3303 warn "leave emergency perl save\n"; 3528 warn "leave emergency perl save\n";
3304} 3529}
3305 3530
3320 warn "reloading..."; 3545 warn "reloading...";
3321 3546
3322 warn "entering sync_job"; 3547 warn "entering sync_job";
3323 3548
3324 cf::sync_job { 3549 cf::sync_job {
3325 cf::write_runtime; # external watchdog should not bark 3550 cf::write_runtime_sync; # external watchdog should not bark
3326 cf::emergency_save; 3551 cf::emergency_save;
3327 cf::write_runtime; # external watchdog should not bark 3552 cf::write_runtime_sync; # external watchdog should not bark
3328 3553
3329 warn "syncing database to disk"; 3554 warn "syncing database to disk";
3330 BDB::db_env_txn_checkpoint $DB_ENV; 3555 BDB::db_env_txn_checkpoint $DB_ENV;
3331 3556
3332 # if anything goes wrong in here, we should simply crash as we already saved 3557 # if anything goes wrong in here, we should simply crash as we already saved
3333
3334 warn "cancelling all WF_AUTOCANCEL watchers";
3335 for (Event::all_watchers) {
3336 $_->cancel if $_->data & WF_AUTOCANCEL;
3337 }
3338 3558
3339 warn "flushing outstanding aio requests"; 3559 warn "flushing outstanding aio requests";
3340 for (;;) { 3560 for (;;) {
3341 BDB::flush; 3561 BDB::flush;
3342 IO::AIO::flush; 3562 IO::AIO::flush;
3343 Coro::cede; 3563 Coro::cede_notself;
3344 last unless IO::AIO::nreqs || BDB::nreqs; 3564 last unless IO::AIO::nreqs || BDB::nreqs;
3345 warn "iterate..."; 3565 warn "iterate...";
3346 } 3566 }
3347 3567
3348 ++$RELOAD; 3568 ++$RELOAD;
3424 warn "leaving sync_job"; 3644 warn "leaving sync_job";
3425 3645
3426 1 3646 1
3427 } or do { 3647 } or do {
3428 warn $@; 3648 warn $@;
3429 warn "error while reloading, exiting."; 3649 cf::cleanup "error while reloading, exiting.";
3430 exit 1;
3431 }; 3650 };
3432 3651
3433 warn "reloaded"; 3652 warn "reloaded";
3434}; 3653};
3435 3654
3437 3656
3438sub reload_perl() { 3657sub reload_perl() {
3439 # doing reload synchronously and two reloads happen back-to-back, 3658 # doing reload synchronously and two reloads happen back-to-back,
3440 # coro crashes during coro_state_free->destroy here. 3659 # coro crashes during coro_state_free->destroy here.
3441 3660
3442 $RELOAD_WATCHER ||= Event->timer ( 3661 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3443 reentrant => 0,
3444 after => 0,
3445 data => WF_AUTOCANCEL,
3446 cb => sub {
3447 do_reload_perl; 3662 do_reload_perl;
3448 undef $RELOAD_WATCHER; 3663 undef $RELOAD_WATCHER;
3449 },
3450 ); 3664 };
3451} 3665}
3452 3666
3453register_command "reload" => sub { 3667register_command "reload" => sub {
3454 my ($who, $arg) = @_; 3668 my ($who, $arg) = @_;
3455 3669
3468 3682
3469our @WAIT_FOR_TICK; 3683our @WAIT_FOR_TICK;
3470our @WAIT_FOR_TICK_BEGIN; 3684our @WAIT_FOR_TICK_BEGIN;
3471 3685
3472sub wait_for_tick { 3686sub wait_for_tick {
3473 return unless $TICK_WATCHER->is_active; 3687 return if tick_inhibit;
3474 return if $Coro::current == $Coro::main; 3688 return if $Coro::current == $Coro::main;
3475 3689
3476 my $signal = new Coro::Signal; 3690 my $signal = new Coro::Signal;
3477 push @WAIT_FOR_TICK, $signal; 3691 push @WAIT_FOR_TICK, $signal;
3478 $signal->wait; 3692 $signal->wait;
3479} 3693}
3480 3694
3481sub wait_for_tick_begin { 3695sub wait_for_tick_begin {
3482 return unless $TICK_WATCHER->is_active; 3696 return if tick_inhibit;
3483 return if $Coro::current == $Coro::main; 3697 return if $Coro::current == $Coro::main;
3484 3698
3485 my $signal = new Coro::Signal; 3699 my $signal = new Coro::Signal;
3486 push @WAIT_FOR_TICK_BEGIN, $signal; 3700 push @WAIT_FOR_TICK_BEGIN, $signal;
3487 $signal->wait; 3701 $signal->wait;
3488} 3702}
3489 3703
3490$TICK_WATCHER = Event->timer ( 3704sub tick {
3491 reentrant => 0,
3492 parked => 1,
3493 prio => 0,
3494 at => $NEXT_TICK || $TICK,
3495 data => WF_AUTOCANCEL,
3496 cb => sub {
3497 if ($Coro::current != $Coro::main) { 3705 if ($Coro::current != $Coro::main) {
3498 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3706 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499 unless ++$bug_warning > 10; 3707 unless ++$bug_warning > 10;
3500 return; 3708 return;
3501 } 3709 }
3502 3710
3503 $NOW = $tick_start = Event::time;
3504
3505 cf::server_tick; # one server iteration 3711 cf::server_tick; # one server iteration
3506 3712
3507 $RUNTIME += $TICK;
3508 $NEXT_TICK += $TICK;
3509
3510 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3713 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511 $NEXT_RUNTIME_WRITE = $NOW + 10; 3714 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512 Coro::async_pool { 3715 Coro::async_pool {
3513 $Coro::current->{desc} = "runtime saver"; 3716 $Coro::current->{desc} = "runtime saver";
3514 write_runtime 3717 write_runtime_sync
3515 or warn "ERROR: unable to write runtime file: $!"; 3718 or warn "ERROR: unable to write runtime file: $!";
3516 };
3517 } 3719 };
3720 }
3518 3721
3519 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3722 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520 $sig->send; 3723 $sig->send;
3521 } 3724 }
3522 while (my $sig = shift @WAIT_FOR_TICK) { 3725 while (my $sig = shift @WAIT_FOR_TICK) {
3523 $sig->send; 3726 $sig->send;
3524 } 3727 }
3525 3728
3526 $NOW = Event::time; 3729 $LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528 # if we are delayed by four ticks or more, skip them all
3529 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531 $TICK_WATCHER->at ($NEXT_TICK);
3532 $TICK_WATCHER->start;
3533
3534 $LOAD = ($NOW - $tick_start) / $TICK;
3535 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3730 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536 3731
3537 _post_tick; 3732 if (0) {
3733 if ($NEXT_TICK) {
3734 my $jitter = $TICK_START - $NEXT_TICK;
3735 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3736 warn "jitter $JITTER\n";#d#
3737 }
3538 }, 3738 }
3539); 3739}
3540 3740
3541{ 3741{
3742 # configure BDB
3743
3542 BDB::min_parallel 8; 3744 BDB::min_parallel 8;
3543 BDB::max_poll_time $TICK * 0.1; 3745 BDB::max_poll_reqs $TICK * 0.1;
3544 $BDB_POLL_WATCHER = Event->io ( 3746 $Coro::BDB::WATCHER->priority (1);
3545 reentrant => 0,
3546 fd => BDB::poll_fileno,
3547 poll => 'r',
3548 prio => 0,
3549 data => WF_AUTOCANCEL,
3550 cb => \&BDB::poll_cb,
3551 );
3552
3553 BDB::set_sync_prepare {
3554 my $status;
3555 my $current = $Coro::current;
3556 (
3557 sub {
3558 $status = $!;
3559 $current->ready; undef $current;
3560 },
3561 sub {
3562 Coro::schedule while defined $current;
3563 $! = $status;
3564 },
3565 )
3566 };
3567 3747
3568 unless ($DB_ENV) { 3748 unless ($DB_ENV) {
3569 $DB_ENV = BDB::db_env_create; 3749 $DB_ENV = BDB::db_env_create;
3570 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 3750 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3571 | BDB::LOG_AUTOREMOVE, 1); 3751 | BDB::LOG_AUTOREMOVE, 1);
3586 3766
3587 cf::cleanup "db_env_open(db): $@" if $@; 3767 cf::cleanup "db_env_open(db): $@" if $@;
3588 }; 3768 };
3589 } 3769 }
3590 3770
3591 $BDB_DEADLOCK_WATCHER = Event->timer ( 3771 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592 after => 3,
3593 interval => 1,
3594 hard => 1,
3595 prio => 0,
3596 data => WF_AUTOCANCEL,
3597 cb => sub {
3598 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { }; 3772 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3599 },
3600 ); 3773 };
3601 $BDB_CHECKPOINT_WATCHER = Event->timer ( 3774 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602 after => 11,
3603 interval => 60,
3604 hard => 1,
3605 prio => 0,
3606 data => WF_AUTOCANCEL,
3607 cb => sub {
3608 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 3775 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609 },
3610 ); 3776 };
3611 $BDB_TRICKLE_WATCHER = Event->timer ( 3777 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612 after => 5,
3613 interval => 10,
3614 hard => 1,
3615 prio => 0,
3616 data => WF_AUTOCANCEL,
3617 cb => sub {
3618 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 3778 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619 },
3620 ); 3779 };
3621} 3780}
3622 3781
3623{ 3782{
3783 # configure IO::AIO
3784
3624 IO::AIO::min_parallel 8; 3785 IO::AIO::min_parallel 8;
3625
3626 undef $Coro::AIO::WATCHER;
3627 IO::AIO::max_poll_time $TICK * 0.1; 3786 IO::AIO::max_poll_time $TICK * 0.1;
3628 $AIO_POLL_WATCHER = Event->io ( 3787 $Coro::AIO::WATCHER->priority (1);
3629 reentrant => 0,
3630 data => WF_AUTOCANCEL,
3631 fd => IO::AIO::poll_fileno,
3632 poll => 'r',
3633 prio => 0,
3634 cb => \&IO::AIO::poll_cb,
3635 );
3636} 3788}
3637 3789
3638my $_log_backtrace; 3790my $_log_backtrace;
3639 3791
3640sub _log_backtrace { 3792sub _log_backtrace {

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