1 | # |
1 | # |
2 | # This file is part of Deliantra, the Roguelike Realtime MMORPG. |
2 | # This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | # |
3 | # |
4 | # Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
4 | # Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | # |
5 | # |
6 | # Deliantra is free software: you can redistribute it and/or modify it under |
6 | # Deliantra is free software: you can redistribute it and/or modify it under |
7 | # the terms of the Affero GNU General Public License as published by the |
7 | # the terms of the Affero GNU General Public License as published by the |
8 | # Free Software Foundation, either version 3 of the License, or (at your |
8 | # Free Software Foundation, either version 3 of the License, or (at your |
9 | # option) any later version. |
9 | # option) any later version. |
… | |
… | |
423 | |
423 | |
424 | =cut |
424 | =cut |
425 | |
425 | |
426 | our @SLOT_QUEUE; |
426 | our @SLOT_QUEUE; |
427 | our $SLOT_QUEUE; |
427 | our $SLOT_QUEUE; |
|
|
428 | our $SLOT_DECAY = 0.9; |
428 | |
429 | |
429 | $SLOT_QUEUE->cancel if $SLOT_QUEUE; |
430 | $SLOT_QUEUE->cancel if $SLOT_QUEUE; |
430 | $SLOT_QUEUE = Coro::async { |
431 | $SLOT_QUEUE = Coro::async { |
431 | $Coro::current->desc ("timeslot manager"); |
432 | $Coro::current->desc ("timeslot manager"); |
432 | |
433 | |
433 | my $signal = new Coro::Signal; |
434 | my $signal = new Coro::Signal; |
|
|
435 | my $busy; |
434 | |
436 | |
435 | while () { |
437 | while () { |
436 | next_job: |
438 | next_job: |
|
|
439 | |
437 | my $avail = cf::till_tick; |
440 | my $avail = cf::till_tick; |
438 | if ($avail > 0.01) { |
441 | |
439 | for (0 .. $#SLOT_QUEUE) { |
442 | for (0 .. $#SLOT_QUEUE) { |
440 | if ($SLOT_QUEUE[$_][0] < $avail) { |
443 | if ($SLOT_QUEUE[$_][0] <= $avail) { |
|
|
444 | $busy = 0; |
441 | my $job = splice @SLOT_QUEUE, $_, 1, (); |
445 | my $job = splice @SLOT_QUEUE, $_, 1, (); |
442 | $job->[2]->send; |
446 | $job->[2]->send; |
443 | Coro::cede; |
447 | Coro::cede; |
444 | goto next_job; |
448 | goto next_job; |
445 | } |
449 | } else { |
|
|
450 | $SLOT_QUEUE[$_][0] *= $SLOT_DECAY; |
446 | } |
451 | } |
447 | } |
452 | } |
448 | |
453 | |
449 | if (@SLOT_QUEUE) { |
454 | if (@SLOT_QUEUE) { |
450 | # we do not use wait_for_tick() as it returns immediately when tick is inactive |
455 | # we do not use wait_for_tick() as it returns immediately when tick is inactive |
451 | push @cf::WAIT_FOR_TICK, $signal; |
456 | push @cf::WAIT_FOR_TICK, $signal; |
452 | $signal->wait; |
457 | $signal->wait; |
453 | } else { |
458 | } else { |
|
|
459 | $busy = 0; |
454 | Coro::schedule; |
460 | Coro::schedule; |
455 | } |
461 | } |
456 | } |
462 | } |
457 | }; |
463 | }; |
458 | |
464 | |
459 | sub get_slot($;$$) { |
465 | sub get_slot($;$$) { |
460 | return if tick_inhibit || $Coro::current == $Coro::main; |
466 | return if tick_inhibit || $Coro::current == $Coro::main; |
461 | |
467 | |
462 | my ($time, $pri, $name) = @_; |
468 | my ($time, $pri, $name) = @_; |
463 | |
469 | |
464 | $time = $TICK * .6 if $time > $TICK * .6; |
470 | $time = clamp $time, 0.01, $TICK * .6; |
|
|
471 | |
465 | my $sig = new Coro::Signal; |
472 | my $sig = new Coro::Signal; |
466 | |
473 | |
467 | push @SLOT_QUEUE, [$time, $pri, $sig, $name]; |
474 | push @SLOT_QUEUE, [$time, $pri, $sig, $name]; |
468 | @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE; |
475 | @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE; |
469 | $SLOT_QUEUE->ready; |
476 | $SLOT_QUEUE->ready; |
… | |
… | |
1392 | . "\n};\n1"; |
1399 | . "\n};\n1"; |
1393 | |
1400 | |
1394 | $todo{$base} = \%ext; |
1401 | $todo{$base} = \%ext; |
1395 | } |
1402 | } |
1396 | |
1403 | |
|
|
1404 | my $pass = 0; |
1397 | my %done; |
1405 | my %done; |
1398 | while (%todo) { |
1406 | while (%todo) { |
1399 | my $progress; |
1407 | my $progress; |
1400 | |
1408 | |
|
|
1409 | ++$pass; |
|
|
1410 | |
|
|
1411 | ext: |
1401 | while (my ($k, $v) = each %todo) { |
1412 | while (my ($k, $v) = each %todo) { |
1402 | for (split /,\s*/, $v->{meta}{depends}) { |
1413 | for (split /,\s*/, $v->{meta}{depends}) { |
1403 | goto skip |
1414 | next ext |
1404 | unless exists $done{$_}; |
1415 | unless exists $done{$_}; |
1405 | } |
1416 | } |
1406 | |
1417 | |
1407 | warn "... loading '$k' into '$v->{pkg}'\n"; |
1418 | warn "... pass $pass, loading '$k' into '$v->{pkg}'\n"; |
1408 | |
1419 | |
1409 | unless (eval $v->{source}) { |
1420 | my $active = eval $v->{source}; |
|
|
1421 | |
|
|
1422 | if (length $@) { |
1410 | my $msg = $@ ? "$v->{path}: $@\n" |
1423 | warn "$v->{path}: $@\n"; |
1411 | : "$v->{base}: extension inactive.\n"; |
|
|
1412 | |
1424 | |
1413 | if (exists $v->{meta}{mandatory}) { |
|
|
1414 | warn $msg; |
|
|
1415 | cf::cleanup "mandatory extension failed to load, exiting."; |
1425 | cf::cleanup "mandatory extension '$k' failed to load, exiting." |
1416 | } |
1426 | if exists $v->{meta}{mandatory}; |
1417 | |
1427 | } else { |
1418 | warn $msg; |
1428 | $done{$k} = delete $todo{$k}; |
|
|
1429 | push @EXTS, $v->{pkg}; |
|
|
1430 | $progress = 1; |
|
|
1431 | |
|
|
1432 | warn "$v->{base}: extension inactive.\n" |
|
|
1433 | unless $active; |
1419 | } |
1434 | } |
1420 | |
|
|
1421 | $done{$k} = delete $todo{$k}; |
|
|
1422 | push @EXTS, $v->{pkg}; |
|
|
1423 | $progress = 1; |
|
|
1424 | } |
1435 | } |
1425 | |
1436 | |
1426 | skip: |
1437 | unless ($progress) { |
1427 | die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" |
1438 | warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"; |
1428 | unless $progress; |
1439 | |
|
|
1440 | while (my ($k, $v) = each %todo) { |
|
|
1441 | cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting." |
|
|
1442 | if exists $v->{meta}{mandatory}; |
|
|
1443 | } |
|
|
1444 | } |
1429 | } |
1445 | } |
1430 | }; |
1446 | }; |
1431 | } |
1447 | } |
1432 | |
1448 | |
1433 | ############################################################################# |
1449 | ############################################################################# |
… | |
… | |
3557 | }; |
3573 | }; |
3558 | } |
3574 | } |
3559 | } |
3575 | } |
3560 | |
3576 | |
3561 | sub write_runtime_sync { |
3577 | sub write_runtime_sync { |
|
|
3578 | my $t0 = EV::time; |
|
|
3579 | |
3562 | # first touch the runtime file to show we are still running: |
3580 | # first touch the runtime file to show we are still running: |
3563 | # the fsync below can take a very very long time. |
3581 | # the fsync below can take a very very long time. |
3564 | |
3582 | |
3565 | IO::AIO::aio_utime $RUNTIMEFILE, undef, undef; |
3583 | IO::AIO::aio_utime $RUNTIMEFILE, undef, undef; |
3566 | |
3584 | |
3567 | my $guard = cf::lock_acquire "write_runtime"; |
3585 | my $guard = cf::lock_acquire "write_runtime"; |
3568 | |
3586 | |
3569 | my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644 |
3587 | my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644 |
3570 | or return; |
3588 | or return; |
3571 | |
3589 | |
3572 | my $value = $cf::RUNTIME + 90 + 10; |
3590 | my $value = $cf::RUNTIME + 90 + 10; |
3573 | # 10 is the runtime save interval, for a monotonic clock |
3591 | # 10 is the runtime save interval, for a monotonic clock |
3574 | # 60 allows for the watchdog to kill the server. |
3592 | # 60 allows for the watchdog to kill the server. |
… | |
… | |
3587 | or return; |
3605 | or return; |
3588 | |
3606 | |
3589 | aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE |
3607 | aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE |
3590 | and return; |
3608 | and return; |
3591 | |
3609 | |
3592 | warn "runtime file written.\n"; |
3610 | warn sprintf "runtime file written (%gs).\n", EV::time - $t0; |
3593 | |
3611 | |
3594 | 1 |
3612 | 1 |
3595 | } |
3613 | } |
3596 | |
3614 | |
3597 | our $uuid_lock; |
3615 | our $uuid_lock; |
… | |
… | |
3912 | return; |
3930 | return; |
3913 | } |
3931 | } |
3914 | |
3932 | |
3915 | cf::server_tick; # one server iteration |
3933 | cf::server_tick; # one server iteration |
3916 | |
3934 | |
|
|
3935 | #for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d# |
|
|
3936 | |
3917 | if ($NOW >= $NEXT_RUNTIME_WRITE) { |
3937 | if ($NOW >= $NEXT_RUNTIME_WRITE) { |
3918 | $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; |
3938 | $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; |
3919 | Coro::async_pool { |
3939 | Coro::async_pool { |
3920 | $Coro::current->{desc} = "runtime saver"; |
3940 | $Coro::current->{desc} = "runtime saver"; |
3921 | write_runtime_sync |
3941 | write_runtime_sync |
… | |
… | |
3943 | } |
3963 | } |
3944 | |
3964 | |
3945 | { |
3965 | { |
3946 | # configure BDB |
3966 | # configure BDB |
3947 | |
3967 | |
3948 | BDB::min_parallel 8; |
3968 | BDB::min_parallel 16; |
3949 | BDB::max_poll_reqs $TICK * 0.1; |
3969 | BDB::max_poll_reqs $TICK * 0.1; |
3950 | $AnyEvent::BDB::WATCHER->priority (1); |
3970 | $AnyEvent::BDB::WATCHER->priority (1); |
3951 | |
3971 | |
3952 | unless ($DB_ENV) { |
3972 | unless ($DB_ENV) { |
3953 | $DB_ENV = BDB::db_env_create; |
3973 | $DB_ENV = BDB::db_env_create; |