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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.362 by root, Mon Sep 10 12:44:06 2007 UTC vs.
Revision 1.383 by root, Thu Oct 11 21:09:29 2007 UTC

10use Event; 10use Event;
11use Opcode; 11use Opcode;
12use Safe; 12use Safe;
13use Safe::Hole; 13use Safe::Hole;
14 14
15use Coro 3.64 (); 15use Coro 4.1 ();
16use Coro::State; 16use Coro::State;
17use Coro::Handle; 17use Coro::Handle;
18use Coro::Event; 18use Coro::Event;
19use Coro::Timer; 19use Coro::Timer;
20use Coro::Signal; 20use Coro::Signal;
27use BDB (); 27use BDB ();
28use Data::Dumper; 28use Data::Dumper;
29use Digest::MD5; 29use Digest::MD5;
30use Fcntl; 30use Fcntl;
31use YAML::Syck (); 31use YAML::Syck ();
32use IO::AIO 2.32 (); 32use IO::AIO 2.51 ();
33use Time::HiRes; 33use Time::HiRes;
34use Compress::LZF; 34use Compress::LZF;
35use Digest::MD5 (); 35use Digest::MD5 ();
36 36
37# configure various modules to our taste 37# configure various modules to our taste
80our $NEXT_TICK; 80our $NEXT_TICK;
81our $NOW; 81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 82our $USE_FSYNC = 1; # use fsync to write maps - default off
83 83
84our $BDB_POLL_WATCHER; 84our $BDB_POLL_WATCHER;
85our $BDB_DEADLOCK_WATCHER;
86our $BDB_CHECKPOINT_WATCHER;
87our $BDB_TRICKLE_WATCHER;
85our $DB_ENV; 88our $DB_ENV;
86 89
87our %CFG; 90our %CFG;
88 91
89our $UPTIME; $UPTIME ||= time; 92our $UPTIME; $UPTIME ||= time;
351our @SLOT_QUEUE; 354our @SLOT_QUEUE;
352our $SLOT_QUEUE; 355our $SLOT_QUEUE;
353 356
354$SLOT_QUEUE->cancel if $SLOT_QUEUE; 357$SLOT_QUEUE->cancel if $SLOT_QUEUE;
355$SLOT_QUEUE = Coro::async { 358$SLOT_QUEUE = Coro::async {
359 $Coro::current->desc ("timeslot manager");
360
356 my $signal = new Coro::Signal; 361 my $signal = new Coro::Signal;
357 362
358 while () { 363 while () {
359 next_job: 364 next_job:
360 my $avail = cf::till_tick; 365 my $avail = cf::till_tick;
368 } 373 }
369 } 374 }
370 } 375 }
371 376
372 if (@SLOT_QUEUE) { 377 if (@SLOT_QUEUE) {
373 # we do not use wait_For_tick() as it returns immediately when tick is inactive 378 # we do not use wait_for_tick() as it returns immediately when tick is inactive
374 push @cf::WAIT_FOR_TICK, $signal; 379 push @cf::WAIT_FOR_TICK, $signal;
375 $signal->wait; 380 $signal->wait;
376 } else { 381 } else {
377 Coro::schedule; 382 Coro::schedule;
378 } 383 }
422 my $time = Event::time; 427 my $time = Event::time;
423 428
424 # this is the main coro, too bad, we have to block 429 # this is the main coro, too bad, we have to block
425 # till the operation succeeds, freezing the server :/ 430 # till the operation succeeds, freezing the server :/
426 431
432 LOG llevError | logBacktrace, Carp::longmess "sync job";#d#
433
427 # TODO: use suspend/resume instead 434 # TODO: use suspend/resume instead
428 # (but this is cancel-safe) 435 # (but this is cancel-safe)
429 my $freeze_guard = freeze_mainloop; 436 my $freeze_guard = freeze_mainloop;
430 437
431 my $busy = 1; 438 my $busy = 1;
432 my @res; 439 my @res;
433 440
434 (async { 441 (async {
442 $Coro::current->desc ("sync job coro");
435 @res = eval { $job->() }; 443 @res = eval { $job->() };
436 warn $@ if $@; 444 warn $@ if $@;
437 undef $busy; 445 undef $busy;
438 })->prio (Coro::PRIO_MAX); 446 })->prio (Coro::PRIO_MAX);
439 447
507=item cf::db_put $family => $key => $value 515=item cf::db_put $family => $key => $value
508 516
509Stores the given C<$value> in the family. It can currently store binary 517Stores the given C<$value> in the family. It can currently store binary
510data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). 518data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
511 519
520=item $db = cf::db_table "name"
521
522Create and/or open a new database table. The string must not be "db" and must be unique
523within each server.
524
512=cut 525=cut
526
527sub db_table($) {
528 my ($name) = @_;
529 my $db = BDB::db_create $DB_ENV;
530
531 eval {
532 $db->set_flags (BDB::CHKSUM);
533
534 utf8::encode $name;
535 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
536 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
537 cf::cleanup "db_open(db): $!" if $!;
538 };
539 cf::cleanup "db_open(db): $@" if $@;
540
541 $db
542}
513 543
514our $DB; 544our $DB;
515 545
516sub db_init { 546sub db_init {
517 unless ($DB) {
518 $DB = BDB::db_create $DB_ENV;
519
520 cf::sync_job { 547 cf::sync_job {
521 eval { 548 $DB ||= db_table "db";
522 $DB->set_flags (BDB::CHKSUM);
523
524 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
525 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
526 cf::cleanup "db_open(db): $!" if $!;
527 };
528 cf::cleanup "db_open(db): $@" if $@;
529 };
530 } 549 };
531} 550}
532 551
533sub db_get($$) { 552sub db_get($$) {
534 my $key = "$_[0]/$_[1]"; 553 my $key = "$_[0]/$_[1]";
535 554
1012); 1031);
1013 1032
1014sub object_freezer_save { 1033sub object_freezer_save {
1015 my ($filename, $rdata, $objs) = @_; 1034 my ($filename, $rdata, $objs) = @_;
1016 1035
1017 my $guard = cf::lock_acquire "io";
1018
1019 sync_job { 1036 sync_job {
1020 if (length $$rdata) { 1037 if (length $$rdata) {
1021 utf8::decode (my $decname = $filename); 1038 utf8::decode (my $decname = $filename);
1022 warn sprintf "saving %s (%d,%d)\n", 1039 warn sprintf "saving %s (%d,%d)\n",
1023 $decname, length $$rdata, scalar @$objs; 1040 $decname, length $$rdata, scalar @$objs;
1029 close $fh; 1046 close $fh;
1030 1047
1031 if (@$objs) { 1048 if (@$objs) {
1032 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1049 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033 chmod SAVE_MODE, $fh; 1050 chmod SAVE_MODE, $fh;
1034 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1051 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035 aio_write $fh, 0, (length $data), $data, 0; 1052 aio_write $fh, 0, (length $data), $data, 0;
1036 aio_fsync $fh if $cf::USE_FSYNC; 1053 aio_fsync $fh if $cf::USE_FSYNC;
1037 close $fh; 1054 close $fh;
1038 aio_rename "$filename.pst~", "$filename.pst"; 1055 aio_rename "$filename.pst~", "$filename.pst";
1039 } 1056 }
1048 } else { 1065 } else {
1049 aio_unlink $filename; 1066 aio_unlink $filename;
1050 aio_unlink "$filename.pst"; 1067 aio_unlink "$filename.pst";
1051 } 1068 }
1052 }; 1069 };
1053
1054 undef $guard;
1055} 1070}
1056 1071
1057sub object_freezer_as_string { 1072sub object_freezer_as_string {
1058 my ($rdata, $objs) = @_; 1073 my ($rdata, $objs) = @_;
1059 1074
1064 1079
1065sub object_thawer_load { 1080sub object_thawer_load {
1066 my ($filename) = @_; 1081 my ($filename) = @_;
1067 1082
1068 my ($data, $av); 1083 my ($data, $av);
1069
1070 my $guard = cf::lock_acquire "io";
1071 1084
1072 (aio_load $filename, $data) >= 0 1085 (aio_load $filename, $data) >= 0
1073 or return; 1086 or return;
1074 1087
1075 unless (aio_stat "$filename.pst") { 1088 unless (aio_stat "$filename.pst") {
1076 (aio_load "$filename.pst", $av) >= 0 1089 (aio_load "$filename.pst", $av) >= 0
1077 or return; 1090 or return;
1078 1091
1079 undef $guard; 1092 my $st = eval { Coro::Storable::thaw $av }
1080 $av = eval { (Storable::thaw $av)->{objs} }; 1093 || eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094 $av = $st->{objs};
1081 } 1095 }
1082 1096
1083 utf8::decode (my $decname = $filename); 1097 utf8::decode (my $decname = $filename);
1084 warn sprintf "loading %s (%d,%d)\n", 1098 warn sprintf "loading %s (%d,%d)\n",
1085 $decname, length $data, scalar @{$av || []}; 1099 $decname, length $data, scalar @{$av || []};
1339 aio_unlink +(playerdir $login) . "/$login.pl"; 1353 aio_unlink +(playerdir $login) . "/$login.pl";
1340 1354
1341 my $f = new_from_file cf::object::thawer path $login 1355 my $f = new_from_file cf::object::thawer path $login
1342 or return; 1356 or return;
1343 1357
1344 $f->next;
1345 my $pl = cf::player::load_pl $f 1358 my $pl = cf::player::load_pl $f
1346 or return; 1359 or return;
1347 local $cf::PLAYER_LOADING{$login} = $pl; 1360 local $cf::PLAYER_LOADING{$login} = $pl;
1348 $f->resolve_delayed_derefs; 1361 $f->resolve_delayed_derefs;
1349 $cf::PLAYER{$login} = $pl 1362 $cf::PLAYER{$login} = $pl
2030 } 2043 }
2031 2044
2032 $MAP_PREFETCH{$path} |= $load; 2045 $MAP_PREFETCH{$path} |= $load;
2033 2046
2034 $MAP_PREFETCHER ||= cf::async { 2047 $MAP_PREFETCHER ||= cf::async {
2048 $Coro::current->{desc} = "map prefetcher";
2049
2035 while (%MAP_PREFETCH) { 2050 while (%MAP_PREFETCH) {
2036 while (my ($k, $v) = each %MAP_PREFETCH) { 2051 while (my ($k, $v) = each %MAP_PREFETCH) {
2037 if (my $map = find $k) { 2052 if (my $map = find $k) {
2038 $map->load if $v; 2053 $map->load if $v;
2039 } 2054 }
2065 return if $self->{deny_save}; 2080 return if $self->{deny_save};
2066 2081
2067 local $self->{last_access} = $self->last_access;#d# 2082 local $self->{last_access} = $self->last_access;#d#
2068 2083
2069 cf::async { 2084 cf::async {
2085 $Coro::current->{desc} = "map player save";
2070 $_->contr->save for $self->players; 2086 $_->contr->save for $self->players;
2071 }; 2087 };
2072 2088
2073 if ($uniq) { 2089 if ($uniq) {
2074 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2090 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2261=cut 2277=cut
2262 2278
2263sub deref { 2279sub deref {
2264 my ($ref) = @_; 2280 my ($ref) = @_;
2265 2281
2266 # temporary compatibility#TODO#remove
2267 $ref =~ s{^<}{player/<};
2268
2269 if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) { 2282 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2270 my ($uuid, $name) = ($1, $2); 2283 my ($uuid, $name) = ($1, $2);
2271 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name 2284 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2272 or return; 2285 or return;
2273 $pl->ob->uuid eq $uuid 2286 $pl->ob->uuid eq $uuid
2274 or return; 2287 or return;
2445 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2458 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2446 2459
2447 $self->enter_link; 2460 $self->enter_link;
2448 2461
2449 (async { 2462 (async {
2463 $Coro::current->{desc} = "player::goto $path $x $y";
2464
2465 # *tag paths override both path and x|y
2466 if ($path =~ /^\*(.*)$/) {
2467 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2468 my $ob = $obs[rand @obs];
2469
2470 # see if we actually can go there
2471 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2472 $ob = $obs[rand @obs];
2473 } else {
2474 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2475 }
2476 # else put us there anyways for now #d#
2477
2478 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2479 } else {
2480 ($path, $x, $y) = (undef, undef, undef);
2481 }
2482 }
2483
2450 my $map = eval { 2484 my $map = eval {
2451 my $map = cf::map::find $path; 2485 my $map = defined $path ? cf::map::find $path : undef;
2452 2486
2453 if ($map) { 2487 if ($map) {
2454 $map = $map->customise_for ($self); 2488 $map = $map->customise_for ($self);
2455 $map = $check->($map) if $check && $map; 2489 $map = $check->($map) if $check && $map;
2456 } else { 2490 } else {
2457 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2491 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2458 } 2492 }
2459 2493
2460 $map 2494 $map
2461 }; 2495 };
2462 2496
2552 # if exit is damned, update players death & WoR home-position 2586 # if exit is damned, update players death & WoR home-position
2553 $self->contr->savebed ($slaying, $hp, $sp) 2587 $self->contr->savebed ($slaying, $hp, $sp)
2554 if $exit->flag (FLAG_DAMNED); 2588 if $exit->flag (FLAG_DAMNED);
2555 2589
2556 (async { 2590 (async {
2591 $Coro::current->{desc} = "enter_exit $slaying $hp $sp";
2592
2557 $self->deactivate_recursive; # just to be sure 2593 $self->deactivate_recursive; # just to be sure
2558 unless (eval { 2594 unless (eval {
2559 $self->goto ($slaying, $hp, $sp); 2595 $self->goto ($slaying, $hp, $sp);
2560 2596
2561 1; 2597 1;
2598 2634
2599=cut 2635=cut
2600 2636
2601our %CHANNEL = ( 2637our %CHANNEL = (
2602 "c/identify" => { 2638 "c/identify" => {
2603 id => "identify", 2639 id => "infobox",
2604 title => "Identify", 2640 title => "Identify",
2605 reply => undef, 2641 reply => undef,
2606 tooltip => "Items recently identified", 2642 tooltip => "Items recently identified",
2607 }, 2643 },
2608 "c/examine" => { 2644 "c/examine" => {
2609 id => "examine", 2645 id => "infobox",
2610 title => "Examine", 2646 title => "Examine",
2611 reply => undef, 2647 reply => undef,
2612 tooltip => "Signs and other items you examined", 2648 tooltip => "Signs and other items you examined",
2613 }, 2649 },
2650 "c/lookat" => {
2651 id => "infobox",
2652 title => "Look",
2653 reply => undef,
2654 tooltip => "What you saw there",
2655 },
2614); 2656);
2615 2657
2616sub cf::client::send_msg { 2658sub cf::client::send_msg {
2617 my ($self, $channel, $msg, $color, @extra) = @_; 2659 my ($self, $channel, $msg, $color, @extra) = @_;
2618 2660
2619 $msg = $self->pl->expand_cfpod ($msg); 2661 $msg = $self->pl->expand_cfpod ($msg);
2620 2662
2621 $color &= cf::NDI_CLIENT_MASK; # just in case... 2663 $color &= cf::NDI_CLIENT_MASK; # just in case...
2622 2664
2623 # check predefined channels, for the benefit of C 2665 # check predefined channels, for the benefit of C
2624 $channel = $CHANNEL{$channel} if $CHANNEL{$channel}; 2666 if ($CHANNEL{$channel}) {
2667 $channel = $CHANNEL{$channel};
2625 2668
2669 $self->ext_msg (channel_info => $channel)
2670 if $self->can_msg;
2671
2672 $channel = $channel->{id};
2673
2626 if (ref $channel) { 2674 } elsif (ref $channel) {
2627 # send meta info to client, if not yet sent 2675 # send meta info to client, if not yet sent
2628 unless (exists $self->{channel}{$channel->{id}}) { 2676 unless (exists $self->{channel}{$channel->{id}}) {
2629 $self->{channel}{$channel->{id}} = $channel; 2677 $self->{channel}{$channel->{id}} = $channel;
2630 $self->ext_msg (channel_info => $channel) 2678 $self->ext_msg (channel_info => $channel)
2631 if $self->can_msg; 2679 if $self->can_msg;
2848=pod 2896=pod
2849 2897
2850The following functions and methods are available within a safe environment: 2898The following functions and methods are available within a safe environment:
2851 2899
2852 cf::object 2900 cf::object
2853 contr pay_amount pay_player map x y force_find force_add 2901 contr pay_amount pay_player map x y force_find force_add destroy
2854 insert remove name archname title slaying race decrease_ob_nr 2902 insert remove name archname title slaying race decrease_ob_nr
2855 2903
2856 cf::object::player 2904 cf::object::player
2857 player 2905 player
2858 2906
2865=cut 2913=cut
2866 2914
2867for ( 2915for (
2868 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 2916 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2869 insert remove inv name archname title slaying race 2917 insert remove inv name archname title slaying race
2870 decrease_ob_nr)], 2918 decrease_ob_nr destroy)],
2871 ["cf::object::player" => qw(player)], 2919 ["cf::object::player" => qw(player)],
2872 ["cf::player" => qw(peaceful)], 2920 ["cf::player" => qw(peaceful)],
2873 ["cf::map" => qw(trigger)], 2921 ["cf::map" => qw(trigger)],
2874) { 2922) {
2875 no strict 'refs'; 2923 no strict 'refs';
3150sub main { 3198sub main {
3151 # we must not ever block the main coroutine 3199 # we must not ever block the main coroutine
3152 local $Coro::idle = sub { 3200 local $Coro::idle = sub {
3153 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3201 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3154 (async { 3202 (async {
3203 $Coro::current->{desc} = "IDLE BUG HANDLER";
3155 Event::one_event; 3204 Event::one_event;
3156 })->prio (Coro::PRIO_MAX); 3205 })->prio (Coro::PRIO_MAX);
3157 }; 3206 };
3158 3207
3159 reload_config; 3208 reload_config;
3231 # and maps saved/destroyed asynchronously. 3280 # and maps saved/destroyed asynchronously.
3232 warn "begin emergency player save\n"; 3281 warn "begin emergency player save\n";
3233 for my $login (keys %cf::PLAYER) { 3282 for my $login (keys %cf::PLAYER) {
3234 my $pl = $cf::PLAYER{$login} or next; 3283 my $pl = $cf::PLAYER{$login} or next;
3235 $pl->valid or next; 3284 $pl->valid or next;
3285 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3236 $pl->save; 3286 $pl->save;
3237 } 3287 }
3238 warn "end emergency player save\n"; 3288 warn "end emergency player save\n";
3239 3289
3240 warn "begin emergency map save\n"; 3290 warn "begin emergency map save\n";
3403register_command "reload" => sub { 3453register_command "reload" => sub {
3404 my ($who, $arg) = @_; 3454 my ($who, $arg) = @_;
3405 3455
3406 if ($who->flag (FLAG_WIZ)) { 3456 if ($who->flag (FLAG_WIZ)) {
3407 $who->message ("reloading server."); 3457 $who->message ("reloading server.");
3458 async {
3459 $Coro::current->{desc} = "perl_reload";
3408 async { reload_perl }; 3460 reload_perl;
3461 };
3409 } 3462 }
3410}; 3463};
3411 3464
3412unshift @INC, $LIBDIR; 3465unshift @INC, $LIBDIR;
3413 3466
3432 my $signal = new Coro::Signal; 3485 my $signal = new Coro::Signal;
3433 push @WAIT_FOR_TICK_BEGIN, $signal; 3486 push @WAIT_FOR_TICK_BEGIN, $signal;
3434 $signal->wait; 3487 $signal->wait;
3435} 3488}
3436 3489
3437 my $min = 1e6;#d#
3438 my $avg = 10;
3439$TICK_WATCHER = Event->timer ( 3490$TICK_WATCHER = Event->timer (
3440 reentrant => 0, 3491 reentrant => 0,
3441 parked => 1, 3492 parked => 1,
3442 prio => 0, 3493 prio => 0,
3443 at => $NEXT_TICK || $TICK, 3494 at => $NEXT_TICK || $TICK,
3451 3502
3452 $NOW = $tick_start = Event::time; 3503 $NOW = $tick_start = Event::time;
3453 3504
3454 cf::server_tick; # one server iteration 3505 cf::server_tick; # one server iteration
3455 3506
3456 0 && sync_job {#d#
3457 for(1..10) {
3458 my $t = Event::time;
3459 my $map = my $map = new_from_path cf::map "/tmp/x.map"
3460 or die;
3461
3462 $map->width (50);
3463 $map->height (50);
3464 $map->alloc;
3465 $map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3466 my $t = Event::time - $t;
3467
3468 #next unless $t < 0.0013;#d#
3469 if ($t < $min) {
3470 $min = $t;
3471 }
3472 $avg = $avg * 0.99 + $t * 0.01;
3473 }
3474 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3475 exit 0;
3476 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3477 };
3478
3479 $RUNTIME += $TICK; 3507 $RUNTIME += $TICK;
3480 $NEXT_TICK += $TICK; 3508 $NEXT_TICK += $TICK;
3481 3509
3482 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3510 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483 $NEXT_RUNTIME_WRITE = $NOW + 10; 3511 $NEXT_RUNTIME_WRITE = $NOW + 10;
3484 Coro::async_pool { 3512 Coro::async_pool {
3513 $Coro::current->{desc} = "runtime saver";
3485 write_runtime 3514 write_runtime
3486 or warn "ERROR: unable to write runtime file: $!"; 3515 or warn "ERROR: unable to write runtime file: $!";
3487 }; 3516 };
3488 } 3517 }
3489 3518
3490# my $AFTER = Event::time;
3491# warn $AFTER - $NOW;#d#
3492
3493 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3519 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3494 $sig->send; 3520 $sig->send;
3495 } 3521 }
3496 while (my $sig = shift @WAIT_FOR_TICK) { 3522 while (my $sig = shift @WAIT_FOR_TICK) {
3497 $sig->send; 3523 $sig->send;
3507 3533
3508 $LOAD = ($NOW - $tick_start) / $TICK; 3534 $LOAD = ($NOW - $tick_start) / $TICK;
3509 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3535 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3510 3536
3511 _post_tick; 3537 _post_tick;
3512
3513
3514 }, 3538 },
3515); 3539);
3516 3540
3517{ 3541{
3542 BDB::min_parallel 8;
3518 BDB::max_poll_time $TICK * 0.1; 3543 BDB::max_poll_time $TICK * 0.1;
3519 $BDB_POLL_WATCHER = Event->io ( 3544 $BDB_POLL_WATCHER = Event->io (
3520 reentrant => 0, 3545 reentrant => 0,
3521 fd => BDB::poll_fileno, 3546 fd => BDB::poll_fileno,
3522 poll => 'r', 3547 poll => 'r',
3523 prio => 0, 3548 prio => 0,
3524 data => WF_AUTOCANCEL, 3549 data => WF_AUTOCANCEL,
3525 cb => \&BDB::poll_cb, 3550 cb => \&BDB::poll_cb,
3526 ); 3551 );
3527 BDB::min_parallel 8;
3528 3552
3529 BDB::set_sync_prepare { 3553 BDB::set_sync_prepare {
3530 my $status; 3554 my $status;
3531 my $current = $Coro::current; 3555 my $current = $Coro::current;
3532 ( 3556 (
3541 ) 3565 )
3542 }; 3566 };
3543 3567
3544 unless ($DB_ENV) { 3568 unless ($DB_ENV) {
3545 $DB_ENV = BDB::db_env_create; 3569 $DB_ENV = BDB::db_env_create;
3570 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3571 | BDB::LOG_AUTOREMOVE, 1);
3572 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3546 3574
3547 cf::sync_job { 3575 cf::sync_job {
3548 eval { 3576 eval {
3549 BDB::db_env_open 3577 BDB::db_env_open
3550 $DB_ENV, 3578 $DB_ENV,
3552 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3580 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3553 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3581 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3554 0666; 3582 0666;
3555 3583
3556 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3584 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3557
3558 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3559 $DB_ENV->set_lk_detect;
3560 }; 3585 };
3561 3586
3562 cf::cleanup "db_env_open(db): $@" if $@; 3587 cf::cleanup "db_env_open(db): $@" if $@;
3563 }; 3588 };
3564 } 3589 }
3590
3591 $BDB_DEADLOCK_WATCHER = Event->timer (
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 { };
3599 },
3600 );
3601 $BDB_CHECKPOINT_WATCHER = Event->timer (
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 { };
3609 },
3610 );
3611 $BDB_TRICKLE_WATCHER = Event->timer (
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 { };
3619 },
3620 );
3565} 3621}
3566 3622
3567{ 3623{
3568 IO::AIO::min_parallel 8; 3624 IO::AIO::min_parallel 8;
3569 3625
3572 $AIO_POLL_WATCHER = Event->io ( 3628 $AIO_POLL_WATCHER = Event->io (
3573 reentrant => 0, 3629 reentrant => 0,
3574 data => WF_AUTOCANCEL, 3630 data => WF_AUTOCANCEL,
3575 fd => IO::AIO::poll_fileno, 3631 fd => IO::AIO::poll_fileno,
3576 poll => 'r', 3632 poll => 'r',
3577 prio => 6, 3633 prio => 0,
3578 cb => \&IO::AIO::poll_cb, 3634 cb => \&IO::AIO::poll_cb,
3579 ); 3635 );
3580} 3636}
3581 3637
3582my $_log_backtrace; 3638my $_log_backtrace;
3588 3644
3589 # limit the # of concurrent backtraces 3645 # limit the # of concurrent backtraces
3590 if ($_log_backtrace < 2) { 3646 if ($_log_backtrace < 2) {
3591 ++$_log_backtrace; 3647 ++$_log_backtrace;
3592 async { 3648 async {
3649 $Coro::current->{desc} = "abt $msg";
3650
3593 my @bt = fork_call { 3651 my @bt = fork_call {
3594 @addr = map { sprintf "%x", $_ } @addr; 3652 @addr = map { sprintf "%x", $_ } @addr;
3595 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3653 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3596 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3654 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3597 or die "addr2line: $!"; 3655 or die "addr2line: $!";

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