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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.375 by root, Sun Sep 30 20:22:21 2007 UTC vs.
Revision 1.410 by root, Tue Jan 15 12:02:24 2008 UTC

4use strict; 4use strict;
5 5
6use Symbol; 6use Symbol;
7use List::Util; 7use List::Util;
8use Socket; 8use Socket;
9use Storable; 9use EV 1.86;
10use Event;
11use Opcode; 10use Opcode;
12use Safe; 11use Safe;
13use Safe::Hole; 12use Safe::Hole;
13use Storable ();
14 14
15use Coro 3.64 (); 15use Coro 4.32 ();
16use Coro::State; 16use Coro::State;
17use Coro::Handle; 17use Coro::Handle;
18use Coro::Event; 18use Coro::EV;
19use Coro::Timer; 19use Coro::Timer;
20use Coro::Signal; 20use Coro::Signal;
21use Coro::Semaphore; 21use Coro::Semaphore;
22use Coro::AIO; 22use Coro::AIO;
23use Coro::BDB;
23use Coro::Storable; 24use Coro::Storable;
24use Coro::Util (); 25use Coro::Util ();
25 26
26use JSON::XS (); 27use JSON::XS 2.01 ();
27use BDB (); 28use BDB ();
28use Data::Dumper; 29use Data::Dumper;
29use Digest::MD5; 30use Digest::MD5;
30use Fcntl; 31use Fcntl;
31use YAML::Syck (); 32use YAML ();
32use IO::AIO 2.32 (); 33use IO::AIO 2.51 ();
33use Time::HiRes; 34use Time::HiRes;
34use Compress::LZF; 35use Compress::LZF;
35use Digest::MD5 (); 36use Digest::MD5 ();
36 37
37# configure various modules to our taste 38# configure various modules to our taste
38# 39#
39$Storable::canonical = 1; # reduce rsync transfers 40$Storable::canonical = 1; # reduce rsync transfers
40Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 41Coro::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 42Compress::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 43
48$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 44$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49 45
50sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 46sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51 47
70our $TMPDIR = "$LOCALDIR/" . tmpdir; 66our $TMPDIR = "$LOCALDIR/" . tmpdir;
71our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 67our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72our $PLAYERDIR = "$LOCALDIR/" . playerdir; 68our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73our $RANDOMDIR = "$LOCALDIR/random"; 69our $RANDOMDIR = "$LOCALDIR/random";
74our $BDBDIR = "$LOCALDIR/db"; 70our $BDBDIR = "$LOCALDIR/db";
71our %RESOURCE;
75 72
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 73our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77our $TICK_WATCHER; 74our $TICK_WATCHER;
78our $AIO_POLL_WATCHER; 75our $AIO_POLL_WATCHER;
79our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 76our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80our $NEXT_TICK; 77our $NEXT_TICK;
81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 78our $USE_FSYNC = 1; # use fsync to write maps - default off
83 79
84our $BDB_POLL_WATCHER; 80our $BDB_POLL_WATCHER;
85our $BDB_DEADLOCK_WATCHER; 81our $BDB_DEADLOCK_WATCHER;
86our $BDB_CHECKPOINT_WATCHER; 82our $BDB_CHECKPOINT_WATCHER;
89 85
90our %CFG; 86our %CFG;
91 87
92our $UPTIME; $UPTIME ||= time; 88our $UPTIME; $UPTIME ||= time;
93our $RUNTIME; 89our $RUNTIME;
90our $NOW;
94 91
95our (%PLAYER, %PLAYER_LOADING); # all users 92our (%PLAYER, %PLAYER_LOADING); # all users
96our (%MAP, %MAP_LOADING ); # all maps 93our (%MAP, %MAP_LOADING ); # all maps
97our $LINK_MAP; # the special {link} map, which is always available 94our $LINK_MAP; # the special {link} map, which is always available
98 95
162 159
163The raw value load value from the last tick. 160The raw value load value from the last tick.
164 161
165=item %cf::CFG 162=item %cf::CFG
166 163
167Configuration for the server, loaded from C</etc/crossfire/config>, or 164Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168from wherever your confdir points to. 165from wherever your confdir points to.
169 166
170=item cf::wait_for_tick, cf::wait_for_tick_begin 167=item cf::wait_for_tick, cf::wait_for_tick_begin
171 168
172These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 169These 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; 190 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194 191
195 LOG llevError, $msg; 192 LOG llevError, $msg;
196 }; 193 };
197} 194}
195
196$Coro::State::DIEHOOK = sub {
197 return unless $^S eq 0; # "eq", not "=="
198
199 if ($Coro::current == $Coro::main) {#d#
200 warn "DIEHOOK called in main context, Coro bug?\n";#d#
201 return;#d#
202 }#d#
203
204 # kill coroutine otherwise
205 warn Carp::longmess $_[0];
206 Coro::terminate
207};
208
209$SIG{__DIE__} = sub { }; #d#?
198 210
199@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 211@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 212@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 213@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 214@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
215)) { 227)) {
216 no strict 'refs'; 228 no strict 'refs';
217 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 229 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218} 230}
219 231
220$Event::DIED = sub { 232$EV::DIED = sub {
221 warn "error in event callback: @_"; 233 warn "error in event callback: @_";
222}; 234};
223 235
224############################################################################# 236#############################################################################
225 237
248 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 260 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249 $d 261 $d
250 } || "[unable to dump $_[0]: '$@']"; 262 } || "[unable to dump $_[0]: '$@']";
251} 263}
252 264
253=item $ref = cf::from_json $json 265=item $ref = cf::decode_json $json
254 266
255Converts a JSON string into the corresponding perl data structure. 267Converts a JSON string into the corresponding perl data structure.
256 268
257=item $json = cf::to_json $ref 269=item $json = cf::encode_json $ref
258 270
259Converts a perl data structure into its JSON representation. 271Converts a perl data structure into its JSON representation.
260 272
261=cut 273=cut
262 274
263our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 275our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264 276
265sub to_json ($) { $json_coder->encode ($_[0]) } 277sub encode_json($) { $json_coder->encode ($_[0]) }
266sub from_json ($) { $json_coder->decode ($_[0]) } 278sub decode_json($) { $json_coder->decode ($_[0]) }
267 279
268=item cf::lock_wait $string 280=item cf::lock_wait $string
269 281
270Wait until the given lock is available. See cf::lock_acquire. 282Wait until the given lock is available. See cf::lock_acquire.
271 283
334 my $guard = Coro::guard { 346 my $guard = Coro::guard {
335 $TICK_WATCHER->start; 347 $TICK_WATCHER->start;
336 }; 348 };
337 $TICK_WATCHER->stop; 349 $TICK_WATCHER->stop;
338 $guard 350 $guard
351}
352
353=item cf::periodic $interval, $cb
354
355Like EV::periodic, but randomly selects a starting point so that the actions
356get spread over timer.
357
358=cut
359
360sub periodic($$) {
361 my ($interval, $cb) = @_;
362
363 my $start = rand List::Util::min 180, $interval;
364
365 EV::periodic $start, $interval, 0, $cb
339} 366}
340 367
341=item cf::get_slot $time[, $priority[, $name]] 368=item cf::get_slot $time[, $priority[, $name]]
342 369
343Allocate $time seconds of blocking CPU time at priority C<$priority>: 370Allocate $time seconds of blocking CPU time at priority C<$priority>:
373 } 400 }
374 } 401 }
375 } 402 }
376 403
377 if (@SLOT_QUEUE) { 404 if (@SLOT_QUEUE) {
378 # we do not use wait_For_tick() as it returns immediately when tick is inactive 405 # we do not use wait_for_tick() as it returns immediately when tick is inactive
379 push @cf::WAIT_FOR_TICK, $signal; 406 push @cf::WAIT_FOR_TICK, $signal;
380 $signal->wait; 407 $signal->wait;
381 } else { 408 } else {
382 Coro::schedule; 409 Coro::schedule;
383 } 410 }
406 433
407BEGIN { *async = \&Coro::async_pool } 434BEGIN { *async = \&Coro::async_pool }
408 435
409=item cf::sync_job { BLOCK } 436=item cf::sync_job { BLOCK }
410 437
411The design of Crossfire TRT requires that the main coroutine ($Coro::main) 438The design of Deliantra requires that the main coroutine ($Coro::main)
412is always able to handle events or runnable, as Crossfire TRT is only 439is 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 440partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414acceptable. 441acceptable.
415 442
416If it must be done, put the blocking parts into C<sync_job>. This will run 443If 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 444the given BLOCK in another coroutine while waiting for the result. The
422 449
423sub sync_job(&) { 450sub sync_job(&) {
424 my ($job) = @_; 451 my ($job) = @_;
425 452
426 if ($Coro::current == $Coro::main) { 453 if ($Coro::current == $Coro::main) {
427 my $time = Event::time; 454 my $time = EV::time;
428 455
429 # this is the main coro, too bad, we have to block 456 # this is the main coro, too bad, we have to block
430 # till the operation succeeds, freezing the server :/ 457 # till the operation succeeds, freezing the server :/
431 458
459 LOG llevError, Carp::longmess "sync job";#d#
460
432 # TODO: use suspend/resume instead 461 # TODO: use suspend/resume instead
433 # (but this is cancel-safe) 462 # (but this is cancel-safe)
434 my $freeze_guard = freeze_mainloop; 463 my $freeze_guard = freeze_mainloop;
435 464
436 my $busy = 1; 465 my $busy = 1;
442 warn $@ if $@; 471 warn $@ if $@;
443 undef $busy; 472 undef $busy;
444 })->prio (Coro::PRIO_MAX); 473 })->prio (Coro::PRIO_MAX);
445 474
446 while ($busy) { 475 while ($busy) {
447 Coro::cede or Event::one_event; 476 if (Coro::nready) {
477 Coro::cede_notself;
478 } else {
479 EV::loop EV::LOOP_ONESHOT;
448 } 480 }
481 }
449 482
450 $time = Event::time - $time; 483 $time = EV::time - $time;
451 484
452 LOG llevError | logBacktrace, Carp::longmess "long sync job" 485 LOG llevError | logBacktrace, Carp::longmess "long sync job"
453 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active; 486 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454 487
455 $tick_start += $time; # do not account sync jobs to server load 488 $tick_start += $time; # do not account sync jobs to server load
485=item fork_call { }, $args 518=item fork_call { }, $args
486 519
487Executes the given code block with the given arguments in a seperate 520Executes the given code block with the given arguments in a seperate
488process, returning the results. Everything must be serialisable with 521process, returning the results. Everything must be serialisable with
489Coro::Storable. May, of course, block. Note that the executed sub may 522Coro::Storable. May, of course, block. Note that the executed sub may
490never block itself or use any form of Event handling. 523never block itself or use any form of event handling.
491 524
492=cut 525=cut
493 526
494sub fork_call(&@) { 527sub fork_call(&@) {
495 my ($cb, @args) = @_; 528 my ($cb, @args) = @_;
656attach callbacks/event handlers (a collection of which is called an "attachment") 689attach callbacks/event handlers (a collection of which is called an "attachment")
657to it. All such attachable objects support the following methods. 690to it. All such attachable objects support the following methods.
658 691
659In the following description, CLASS can be any of C<global>, C<object> 692In the following description, CLASS can be any of C<global>, C<object>
660C<player>, C<client> or C<map> (i.e. the attachable objects in 693C<player>, C<client> or C<map> (i.e. the attachable objects in
661Crossfire TRT). 694Deliantra).
662 695
663=over 4 696=over 4
664 697
665=item $attachable->attach ($attachment, key => $value...) 698=item $attachable->attach ($attachment, key => $value...)
666 699
948 } 981 }
949 982
950 0 983 0
951} 984}
952 985
953=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 986=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954 987
955=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 988=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956 989
957Generate an object-specific event with the given arguments. 990Generate an object-specific event with the given arguments.
958 991
964 997
965=cut 998=cut
966 999
967############################################################################# 1000#############################################################################
968# object support 1001# object support
969#
970 1002
1003sub _object_equal($$);
1004sub _object_equal($$) {
1005 my ($a, $b) = @_;
1006
1007 return 0 unless (ref $a) eq (ref $b);
1008
1009 if ("HASH" eq ref $a) {
1010 my @ka = keys %$a;
1011 my @kb = keys %$b;
1012
1013 return 0 if @ka != @kb;
1014
1015 for (0 .. $#ka) {
1016 return 0 unless $ka[$_] eq $kb[$_];
1017 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1018 }
1019
1020 } elsif ("ARRAY" eq ref $a) {
1021
1022 return 0 if @$a != @$b;
1023
1024 for (0 .. $#$a) {
1025 return 0 unless _object_equal $a->[$_], $b->[$_];
1026 }
1027
1028 } elsif ($a ne $b) {
1029 return 0;
1030 }
1031
1032 1
1033}
1034
1035our $SLOW_MERGES;#d#
971sub _can_merge { 1036sub _can_merge {
972 my ($ob1, $ob2) = @_; 1037 my ($ob1, $ob2) = @_;
973 1038
974 local $Storable::canonical = 1; 1039 ++$SLOW_MERGES;#d#
975 my $fob1 = Storable::freeze $ob1;
976 my $fob2 = Storable::freeze $ob2;
977 1040
978 $fob1 eq $fob2 1041 # we do the slow way here
1042 return _object_equal $ob1, $ob2
979} 1043}
980 1044
981sub reattach { 1045sub reattach {
982 # basically do the same as instantiate, without calling instantiate 1046 # basically do the same as instantiate, without calling instantiate
983 my ($obj) = @_; 1047 my ($obj) = @_;
1005cf::attachable->attach ( 1069cf::attachable->attach (
1006 prio => -1000000, 1070 prio => -1000000,
1007 on_instantiate => sub { 1071 on_instantiate => sub {
1008 my ($obj, $data) = @_; 1072 my ($obj, $data) = @_;
1009 1073
1010 $data = from_json $data; 1074 $data = decode_json $data;
1011 1075
1012 for (@$data) { 1076 for (@$data) {
1013 my ($name, $args) = @$_; 1077 my ($name, $args) = @$_;
1014 1078
1015 $obj->attach ($name, %{$args || {} }); 1079 $obj->attach ($name, %{$args || {} });
1044 close $fh; 1108 close $fh;
1045 1109
1046 if (@$objs) { 1110 if (@$objs) {
1047 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1111 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048 chmod SAVE_MODE, $fh; 1112 chmod SAVE_MODE, $fh;
1049 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1113 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050 aio_write $fh, 0, (length $data), $data, 0; 1114 aio_write $fh, 0, (length $data), $data, 0;
1051 aio_fsync $fh if $cf::USE_FSYNC; 1115 aio_fsync $fh if $cf::USE_FSYNC;
1052 close $fh; 1116 close $fh;
1053 aio_rename "$filename.pst~", "$filename.pst"; 1117 aio_rename "$filename.pst~", "$filename.pst";
1054 } 1118 }
1085 1149
1086 unless (aio_stat "$filename.pst") { 1150 unless (aio_stat "$filename.pst") {
1087 (aio_load "$filename.pst", $av) >= 0 1151 (aio_load "$filename.pst", $av) >= 0
1088 or return; 1152 or return;
1089 1153
1090 $av = eval { (Storable::thaw $av)->{objs} }; 1154 my $st = eval { Coro::Storable::thaw $av };
1155 $av = $st->{objs};
1091 } 1156 }
1092 1157
1093 utf8::decode (my $decname = $filename); 1158 utf8::decode (my $decname = $filename);
1094 warn sprintf "loading %s (%d,%d)\n", 1159 warn sprintf "loading %s (%d,%d)\n",
1095 $decname, length $data, scalar @{$av || []}; 1160 $decname, length $data, scalar @{$av || []};
1510 1575
1511Expand crossfire pod fragments into protocol xml. 1576Expand crossfire pod fragments into protocol xml.
1512 1577
1513=cut 1578=cut
1514 1579
1580use re 'eval';
1581
1582my $group;
1583my $interior; $interior = qr{
1584 # match a pod interior sequence sans C<< >>
1585 (?:
1586 \ (.*?)\ (?{ $group = $^N })
1587 | < (??{$interior}) >
1588 )
1589}x;
1590
1515sub expand_cfpod { 1591sub expand_cfpod {
1516 ((my $self), (local $_)) = @_; 1592 my ($self, $pod) = @_;
1517 1593
1518 # escape & and < 1594 my $xml;
1519 s/&/&amp;/g;
1520 s/(?<![BIUGHT])</&lt;/g;
1521 1595
1522 # this is buggy, it needs to properly take care of nested <'s 1596 while () {
1597 if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1598 $group = $1;
1523 1599
1524 1 while 1600 $group =~ s/&/&amp;/g;
1525 # replace B<>, I<>, U<> etc. 1601 $group =~ s/</&lt;/g;
1526 s/B<([^\>]*)>/<b>$1<\/b>/ 1602
1527 || s/I<([^\>]*)>/<i>$1<\/i>/ 1603 $xml .= $group;
1528 || s/U<([^\>]*)>/<u>$1<\/u>/ 1604 } elsif ($pod =~ m%\G
1529 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/ 1605 ([BCGHITU])
1530 # replace G<male|female> tags 1606 <
1531 || s{G<([^>|]*)\|([^>]*)>}{ 1607 (?:
1532 $self->gender ? $2 : $1 1608 ([^<>]*) (?{ $group = $^N })
1533 }ge 1609 | < $interior >
1534 # replace H<hint text> 1610 )
1535 || s{H<([^\>]*)>} 1611 >
1612 %gcsx
1536 { 1613 ) {
1614 my ($code, $data) = ($1, $group);
1615
1616 if ($code eq "B") {
1617 $xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1618 } elsif ($code eq "I") {
1619 $xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1620 } elsif ($code eq "U") {
1621 $xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1622 } elsif ($code eq "C") {
1623 $xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1624 } elsif ($code eq "T") {
1625 $xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1626 } elsif ($code eq "G") {
1627 my ($male, $female) = split /\|/, $data;
1628 $data = $self->gender ? $female : $male;
1629 $xml .= expand_cfpod ($self, $data);
1630 } elsif ($code eq "H") {
1537 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>", 1631 $xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1538 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>", 1632 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539 "") 1633 "")
1540 [$self->{hintmode}] 1634 [$self->{hintmode}];
1635 } else {
1636 $xml .= "error processing '$code($data)' directive";
1541 }ge; 1637 }
1638 } else {
1639 if ($pod =~ /\G(.+)/) {
1640 warn "parse error while expanding $pod (at $1)";
1641 }
1642 last;
1643 }
1644 }
1542 1645
1646 for ($xml) {
1543 # create single paragraphs (very hackish) 1647 # create single paragraphs (very hackish)
1544 s/(?<=\S)\n(?=\w)/ /g; 1648 s/(?<=\S)\n(?=\w)/ /g;
1545 1649
1546 # compress some whitespace 1650 # compress some whitespace
1547 s/\s+\n/\n/g; # ws line-ends 1651 s/\s+\n/\n/g; # ws line-ends
1548 s/\n\n+/\n/g; # double lines 1652 s/\n\n+/\n/g; # double lines
1549 s/^\n+//; # beginning lines 1653 s/^\n+//; # beginning lines
1550 s/\n+$//; # ending lines 1654 s/\n+$//; # ending lines
1655 }
1551 1656
1552 $_ 1657 $xml
1553} 1658}
1659
1660no re 'eval';
1554 1661
1555sub hintmode { 1662sub hintmode {
1556 $_[0]{hintmode} = $_[1] if @_ > 1; 1663 $_[0]{hintmode} = $_[1] if @_ > 1;
1557 $_[0]{hintmode} 1664 $_[0]{hintmode}
1558} 1665}
2273=cut 2380=cut
2274 2381
2275sub deref { 2382sub deref {
2276 my ($ref) = @_; 2383 my ($ref) = @_;
2277 2384
2278 # temporary compatibility#TODO#remove
2279 $ref =~ s{^<}{player/<};
2280
2281 if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) { 2385 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282 my ($uuid, $name) = ($1, $2); 2386 my ($uuid, $name) = ($1, $2);
2283 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name 2387 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284 or return; 2388 or return;
2285 $pl->ob->uuid eq $uuid 2389 $pl->ob->uuid eq $uuid
2286 or return; 2390 or return;
2548 $rmp->{origin_y} = $exit->y; 2652 $rmp->{origin_y} = $exit->y;
2549 } 2653 }
2550 2654
2551 $rmp->{random_seed} ||= $exit->random_seed; 2655 $rmp->{random_seed} ||= $exit->random_seed;
2552 2656
2553 my $data = cf::to_json $rmp; 2657 my $data = cf::encode_json $rmp;
2554 my $md5 = Digest::MD5::md5_hex $data; 2658 my $md5 = Digest::MD5::md5_hex $data;
2555 my $meta = "$RANDOMDIR/$md5.meta"; 2659 my $meta = "$RANDOMDIR/$md5.meta";
2556 2660
2557 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2661 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558 aio_write $fh, 0, (length $data), $data, 0; 2662 aio_write $fh, 0, (length $data), $data, 0;
2631the message, with C<log> being the default. If C<$color> is negative, suppress 2735the message, with C<log> being the default. If C<$color> is negative, suppress
2632the message unless the client supports the msg packet. 2736the message unless the client supports the msg packet.
2633 2737
2634=cut 2738=cut
2635 2739
2740# non-persistent channels (usually the info channel)
2636our %CHANNEL = ( 2741our %CHANNEL = (
2637 "c/identify" => { 2742 "c/identify" => {
2638 id => "infobox", 2743 id => "infobox",
2639 title => "Identify", 2744 title => "Identify",
2640 reply => undef, 2745 reply => undef,
2644 id => "infobox", 2749 id => "infobox",
2645 title => "Examine", 2750 title => "Examine",
2646 reply => undef, 2751 reply => undef,
2647 tooltip => "Signs and other items you examined", 2752 tooltip => "Signs and other items you examined",
2648 }, 2753 },
2754 "c/book" => {
2755 id => "infobox",
2756 title => "Book",
2757 reply => undef,
2758 tooltip => "The contents of a note or book",
2759 },
2649 "c/lookat" => { 2760 "c/lookat" => {
2650 id => "infobox", 2761 id => "infobox",
2651 title => "Look", 2762 title => "Look",
2652 reply => undef, 2763 reply => undef,
2653 tooltip => "What you saw there", 2764 tooltip => "What you saw there",
2765 },
2766 "c/who" => {
2767 id => "infobox",
2768 title => "Players",
2769 reply => undef,
2770 tooltip => "Shows players who are currently online",
2771 },
2772 "c/body" => {
2773 id => "infobox",
2774 title => "Body Parts",
2775 reply => undef,
2776 tooltip => "Shows which body parts you posess and are available",
2777 },
2778 "c/uptime" => {
2779 id => "infobox",
2780 title => "Uptime",
2781 reply => undef,
2782 tooltip => "How long the server has been running since last restart",
2783 },
2784 "c/mapinfo" => {
2785 id => "infobox",
2786 title => "Map Info",
2787 reply => undef,
2788 tooltip => "Information related to the maps",
2654 }, 2789 },
2655); 2790);
2656 2791
2657sub cf::client::send_msg { 2792sub cf::client::send_msg {
2658 my ($self, $channel, $msg, $color, @extra) = @_; 2793 my ($self, $channel, $msg, $color, @extra) = @_;
2895=pod 3030=pod
2896 3031
2897The following functions and methods are available within a safe environment: 3032The following functions and methods are available within a safe environment:
2898 3033
2899 cf::object 3034 cf::object
2900 contr pay_amount pay_player map x y force_find force_add 3035 contr pay_amount pay_player map x y force_find force_add destroy
2901 insert remove name archname title slaying race decrease_ob_nr 3036 insert remove name archname title slaying race decrease_ob_nr
2902 3037
2903 cf::object::player 3038 cf::object::player
2904 player 3039 player
2905 3040
2912=cut 3047=cut
2913 3048
2914for ( 3049for (
2915 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3050 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2916 insert remove inv name archname title slaying race 3051 insert remove inv name archname title slaying race
2917 decrease_ob_nr)], 3052 decrease_ob_nr destroy)],
2918 ["cf::object::player" => qw(player)], 3053 ["cf::object::player" => qw(player)],
2919 ["cf::player" => qw(peaceful)], 3054 ["cf::player" => qw(peaceful)],
2920 ["cf::map" => qw(trigger)], 3055 ["cf::map" => qw(trigger)],
2921) { 3056) {
2922 no strict 'refs'; 3057 no strict 'refs';
3027 { 3162 {
3028 my $faces = $facedata->{faceinfo}; 3163 my $faces = $facedata->{faceinfo};
3029 3164
3030 while (my ($face, $info) = each %$faces) { 3165 while (my ($face, $info) = each %$faces) {
3031 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3166 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3167
3032 cf::face::set_visibility $idx, $info->{visibility}; 3168 cf::face::set_visibility $idx, $info->{visibility};
3033 cf::face::set_magicmap $idx, $info->{magicmap}; 3169 cf::face::set_magicmap $idx, $info->{magicmap};
3034 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3170 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3035 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3171 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3036 3172
3037 cf::cede_to_tick; 3173 cf::cede_to_tick;
3038 } 3174 }
3039 3175
3040 while (my ($face, $info) = each %$faces) { 3176 while (my ($face, $info) = each %$faces) {
3041 next unless $info->{smooth}; 3177 next unless $info->{smooth};
3178
3042 my $idx = cf::face::find $face 3179 my $idx = cf::face::find $face
3043 or next; 3180 or next;
3181
3044 if (my $smooth = cf::face::find $info->{smooth}) { 3182 if (my $smooth = cf::face::find $info->{smooth}) {
3045 cf::face::set_smooth $idx, $smooth; 3183 cf::face::set_smooth $idx, $smooth;
3046 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3184 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3047 } else { 3185 } else {
3048 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3186 warn "smooth face '$info->{smooth}' not found for face '$face'";
3066 { 3204 {
3067 # TODO: for gcfclient pleasure, we should give resources 3205 # TODO: for gcfclient pleasure, we should give resources
3068 # that gcfclient doesn't grok a >10000 face index. 3206 # that gcfclient doesn't grok a >10000 face index.
3069 my $res = $facedata->{resource}; 3207 my $res = $facedata->{resource};
3070 3208
3071 my $soundconf = delete $res->{"res/sound.conf"};
3072
3073 while (my ($name, $info) = each %$res) { 3209 while (my ($name, $info) = each %$res) {
3210 if (defined $info->{type}) {
3074 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3211 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3075 my $data; 3212 my $data;
3076 3213
3077 if ($info->{type} & 1) { 3214 if ($info->{type} & 1) {
3078 # prepend meta info 3215 # prepend meta info
3079 3216
3080 my $meta = $enc->encode ({ 3217 my $meta = $enc->encode ({
3081 name => $name, 3218 name => $name,
3082 %{ $info->{meta} || {} }, 3219 %{ $info->{meta} || {} },
3083 }); 3220 });
3084 3221
3085 $data = pack "(w/a*)*", $meta, $info->{data}; 3222 $data = pack "(w/a*)*", $meta, $info->{data};
3223 } else {
3224 $data = $info->{data};
3225 }
3226
3227 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3228 cf::face::set_type $idx, $info->{type};
3086 } else { 3229 } else {
3087 $data = $info->{data}; 3230 $RESOURCE{$name} = $info;
3088 } 3231 }
3089 3232
3090 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3091 cf::face::set_type $idx, $info->{type};
3092
3093 cf::cede_to_tick; 3233 cf::cede_to_tick;
3094 } 3234 }
3095
3096 if ($soundconf) {
3097 $soundconf = $enc->decode (delete $soundconf->{data});
3098
3099 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3100 my $sound = $soundconf->{compat}[$_]
3101 or next;
3102
3103 my $face = cf::face::find "sound/$sound->[1]";
3104 cf::sound::set $sound->[0] => $face;
3105 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3106 }
3107
3108 while (my ($k, $v) = each %{$soundconf->{event}}) {
3109 my $face = cf::face::find "sound/$v";
3110 cf::sound::set $k => $face;
3111 }
3112 }
3113 } 3235 }
3236
3237 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3114 3238
3115 1 3239 1
3116} 3240}
3241
3242cf::global->attach (on_resource_update => sub {
3243 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3244 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3245
3246 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3247 my $sound = $soundconf->{compat}[$_]
3248 or next;
3249
3250 my $face = cf::face::find "sound/$sound->[1]";
3251 cf::sound::set $sound->[0] => $face;
3252 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3253 }
3254
3255 while (my ($k, $v) = each %{$soundconf->{event}}) {
3256 my $face = cf::face::find "sound/$v";
3257 cf::sound::set $k => $face;
3258 }
3259 }
3260});
3117 3261
3118register_exticmd fx_want => sub { 3262register_exticmd fx_want => sub {
3119 my ($ns, $want) = @_; 3263 my ($ns, $want) = @_;
3120 3264
3121 while (my ($k, $v) = each %$want) { 3265 while (my ($k, $v) = each %$want) {
3176sub reload_config { 3320sub reload_config {
3177 open my $fh, "<:utf8", "$CONFDIR/config" 3321 open my $fh, "<:utf8", "$CONFDIR/config"
3178 or return; 3322 or return;
3179 3323
3180 local $/; 3324 local $/;
3181 *CFG = YAML::Syck::Load <$fh>; 3325 *CFG = YAML::Load <$fh>;
3182 3326
3183 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3327 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3184 3328
3185 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3329 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3186 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3330 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3198 # we must not ever block the main coroutine 3342 # we must not ever block the main coroutine
3199 local $Coro::idle = sub { 3343 local $Coro::idle = sub {
3200 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3344 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3201 (async { 3345 (async {
3202 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3346 $Coro::current->{desc} = "IDLE BUG HANDLER";
3203 Event::one_event; 3347 EV::loop EV::LOOP_ONESHOT;
3204 })->prio (Coro::PRIO_MAX); 3348 })->prio (Coro::PRIO_MAX);
3205 }; 3349 };
3206 3350
3207 reload_config; 3351 reload_config;
3208 db_init; 3352 db_init;
3209 load_extensions; 3353 load_extensions;
3210 3354
3211 $TICK_WATCHER->start; 3355 $TICK_WATCHER->start;
3356 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3212 Event::loop; 3357 EV::loop;
3213} 3358}
3214 3359
3215############################################################################# 3360#############################################################################
3216# initialisation and cleanup 3361# initialisation and cleanup
3217 3362
3218# install some emergency cleanup handlers 3363# install some emergency cleanup handlers
3219BEGIN { 3364BEGIN {
3365 our %SIGWATCHER = ();
3220 for my $signal (qw(INT HUP TERM)) { 3366 for my $signal (qw(INT HUP TERM)) {
3221 Event->signal ( 3367 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3222 reentrant => 0,
3223 data => WF_AUTOCANCEL,
3224 signal => $signal,
3225 prio => 0,
3226 cb => sub {
3227 cf::cleanup "SIG$signal"; 3368 cf::cleanup "SIG$signal";
3228 },
3229 ); 3369 };
3230 } 3370 }
3231} 3371}
3232 3372
3233sub write_runtime { 3373sub write_runtime {
3234 my $runtime = "$LOCALDIR/runtime"; 3374 my $runtime = "$LOCALDIR/runtime";
3279 # and maps saved/destroyed asynchronously. 3419 # and maps saved/destroyed asynchronously.
3280 warn "begin emergency player save\n"; 3420 warn "begin emergency player save\n";
3281 for my $login (keys %cf::PLAYER) { 3421 for my $login (keys %cf::PLAYER) {
3282 my $pl = $cf::PLAYER{$login} or next; 3422 my $pl = $cf::PLAYER{$login} or next;
3283 $pl->valid or next; 3423 $pl->valid or next;
3424 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3284 $pl->save; 3425 $pl->save;
3285 } 3426 }
3286 warn "end emergency player save\n"; 3427 warn "end emergency player save\n";
3287 3428
3288 warn "begin emergency map save\n"; 3429 warn "begin emergency map save\n";
3327 warn "syncing database to disk"; 3468 warn "syncing database to disk";
3328 BDB::db_env_txn_checkpoint $DB_ENV; 3469 BDB::db_env_txn_checkpoint $DB_ENV;
3329 3470
3330 # if anything goes wrong in here, we should simply crash as we already saved 3471 # if anything goes wrong in here, we should simply crash as we already saved
3331 3472
3332 warn "cancelling all WF_AUTOCANCEL watchers";
3333 for (Event::all_watchers) {
3334 $_->cancel if $_->data & WF_AUTOCANCEL;
3335 }
3336
3337 warn "flushing outstanding aio requests"; 3473 warn "flushing outstanding aio requests";
3338 for (;;) { 3474 for (;;) {
3339 BDB::flush; 3475 BDB::flush;
3340 IO::AIO::flush; 3476 IO::AIO::flush;
3341 Coro::cede; 3477 Coro::cede_notself;
3342 last unless IO::AIO::nreqs || BDB::nreqs; 3478 last unless IO::AIO::nreqs || BDB::nreqs;
3343 warn "iterate..."; 3479 warn "iterate...";
3344 } 3480 }
3345 3481
3346 ++$RELOAD; 3482 ++$RELOAD;
3435 3571
3436sub reload_perl() { 3572sub reload_perl() {
3437 # doing reload synchronously and two reloads happen back-to-back, 3573 # doing reload synchronously and two reloads happen back-to-back,
3438 # coro crashes during coro_state_free->destroy here. 3574 # coro crashes during coro_state_free->destroy here.
3439 3575
3440 $RELOAD_WATCHER ||= Event->timer ( 3576 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3441 reentrant => 0,
3442 after => 0,
3443 data => WF_AUTOCANCEL,
3444 cb => sub {
3445 do_reload_perl; 3577 do_reload_perl;
3446 undef $RELOAD_WATCHER; 3578 undef $RELOAD_WATCHER;
3447 },
3448 ); 3579 };
3449} 3580}
3450 3581
3451register_command "reload" => sub { 3582register_command "reload" => sub {
3452 my ($who, $arg) = @_; 3583 my ($who, $arg) = @_;
3453 3584
3483 my $signal = new Coro::Signal; 3614 my $signal = new Coro::Signal;
3484 push @WAIT_FOR_TICK_BEGIN, $signal; 3615 push @WAIT_FOR_TICK_BEGIN, $signal;
3485 $signal->wait; 3616 $signal->wait;
3486} 3617}
3487 3618
3488$TICK_WATCHER = Event->timer ( 3619$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {
3489 reentrant => 0,
3490 parked => 1,
3491 prio => 0,
3492 at => $NEXT_TICK || $TICK,
3493 data => WF_AUTOCANCEL,
3494 cb => sub {
3495 if ($Coro::current != $Coro::main) { 3620 if ($Coro::current != $Coro::main) {
3496 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3621 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3497 unless ++$bug_warning > 10; 3622 unless ++$bug_warning > 10;
3498 return; 3623 return;
3499 } 3624 }
3500 3625
3501 $NOW = $tick_start = Event::time; 3626 $NOW = $tick_start = EV::now;
3502 3627
3503 cf::server_tick; # one server iteration 3628 cf::server_tick; # one server iteration
3504 3629
3505 $RUNTIME += $TICK; 3630 $RUNTIME += $TICK;
3506 $NEXT_TICK += $TICK; 3631 $NEXT_TICK = $_[0]->at;
3507 3632
3508 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3633 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3509 $NEXT_RUNTIME_WRITE = $NOW + 10; 3634 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3510 Coro::async_pool { 3635 Coro::async_pool {
3511 $Coro::current->{desc} = "runtime saver"; 3636 $Coro::current->{desc} = "runtime saver";
3512 write_runtime 3637 write_runtime
3513 or warn "ERROR: unable to write runtime file: $!"; 3638 or warn "ERROR: unable to write runtime file: $!";
3514 };
3515 } 3639 };
3640 }
3516 3641
3517 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3642 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3518 $sig->send; 3643 $sig->send;
3519 } 3644 }
3520 while (my $sig = shift @WAIT_FOR_TICK) { 3645 while (my $sig = shift @WAIT_FOR_TICK) {
3521 $sig->send; 3646 $sig->send;
3522 } 3647 }
3523 3648
3524 $NOW = Event::time;
3525
3526 # if we are delayed by four ticks or more, skip them all
3527 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3528
3529 $TICK_WATCHER->at ($NEXT_TICK);
3530 $TICK_WATCHER->start;
3531
3532 $LOAD = ($NOW - $tick_start) / $TICK; 3649 $LOAD = ($NOW - $tick_start) / $TICK;
3533 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3650 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3534 3651
3535 _post_tick; 3652 _post_tick;
3536 }, 3653};
3537); 3654$TICK_WATCHER->priority (EV::MAXPRI);
3538 3655
3539{ 3656{
3657 # configure BDB
3658
3540 BDB::min_parallel 8; 3659 BDB::min_parallel 8;
3541 BDB::max_poll_time $TICK * 0.1; 3660 BDB::max_poll_reqs $TICK * 0.1;
3542 $BDB_POLL_WATCHER = Event->io ( 3661 $Coro::BDB::WATCHER->priority (1);
3543 reentrant => 0,
3544 fd => BDB::poll_fileno,
3545 poll => 'r',
3546 prio => 0,
3547 data => WF_AUTOCANCEL,
3548 cb => \&BDB::poll_cb,
3549 );
3550
3551 BDB::set_sync_prepare {
3552 my $status;
3553 my $current = $Coro::current;
3554 (
3555 sub {
3556 $status = $!;
3557 $current->ready; undef $current;
3558 },
3559 sub {
3560 Coro::schedule while defined $current;
3561 $! = $status;
3562 },
3563 )
3564 };
3565 3662
3566 unless ($DB_ENV) { 3663 unless ($DB_ENV) {
3567 $DB_ENV = BDB::db_env_create; 3664 $DB_ENV = BDB::db_env_create;
3568 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 3665 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3569 | BDB::LOG_AUTOREMOVE, 1); 3666 | BDB::LOG_AUTOREMOVE, 1);
3584 3681
3585 cf::cleanup "db_env_open(db): $@" if $@; 3682 cf::cleanup "db_env_open(db): $@" if $@;
3586 }; 3683 };
3587 } 3684 }
3588 3685
3589 $BDB_DEADLOCK_WATCHER = Event->timer ( 3686 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3590 after => 3,
3591 interval => 1,
3592 hard => 1,
3593 prio => 0,
3594 data => WF_AUTOCANCEL,
3595 cb => sub {
3596 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { }; 3687 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3597 },
3598 ); 3688 };
3599 $BDB_CHECKPOINT_WATCHER = Event->timer ( 3689 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3600 after => 11,
3601 interval => 60,
3602 hard => 1,
3603 prio => 0,
3604 data => WF_AUTOCANCEL,
3605 cb => sub {
3606 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 3690 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3607 },
3608 ); 3691 };
3609 $BDB_TRICKLE_WATCHER = Event->timer ( 3692 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3610 after => 5,
3611 interval => 10,
3612 hard => 1,
3613 prio => 0,
3614 data => WF_AUTOCANCEL,
3615 cb => sub {
3616 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 3693 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3617 },
3618 ); 3694 };
3619} 3695}
3620 3696
3621{ 3697{
3698 # configure IO::AIO
3699
3622 IO::AIO::min_parallel 8; 3700 IO::AIO::min_parallel 8;
3623
3624 undef $Coro::AIO::WATCHER;
3625 IO::AIO::max_poll_time $TICK * 0.1; 3701 IO::AIO::max_poll_time $TICK * 0.1;
3626 $AIO_POLL_WATCHER = Event->io ( 3702 $Coro::AIO::WATCHER->priority (1);
3627 reentrant => 0,
3628 data => WF_AUTOCANCEL,
3629 fd => IO::AIO::poll_fileno,
3630 poll => 'r',
3631 prio => 6,
3632 cb => \&IO::AIO::poll_cb,
3633 );
3634} 3703}
3635 3704
3636my $_log_backtrace; 3705my $_log_backtrace;
3637 3706
3638sub _log_backtrace { 3707sub _log_backtrace {

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