… | |
… | |
518 | =cut |
518 | =cut |
519 | |
519 | |
520 | sub sync_job(&) { |
520 | sub sync_job(&) { |
521 | my ($job) = @_; |
521 | my ($job) = @_; |
522 | |
522 | |
523 | if ($Coro::current == $Coro::main) { |
523 | if (in_main) { |
524 | my $time = AE::time; |
524 | my $time = AE::time; |
525 | |
525 | |
526 | # this is the main coro, too bad, we have to block |
526 | # this is the main coro, too bad, we have to block |
527 | # till the operation succeeds, freezing the server :/ |
527 | # till the operation succeeds, freezing the server :/ |
528 | |
528 | |
529 | LOG llevError, Carp::longmess "sync job";#d# |
529 | #LOG llevError, Carp::longmess "sync job";#d# |
530 | |
530 | |
531 | my $freeze_guard = freeze_mainloop; |
531 | my $freeze_guard = freeze_mainloop; |
532 | |
532 | |
533 | my $busy = 1; |
533 | my $busy = 1; |
534 | my @res; |
534 | my @res; |
… | |
… | |
657 | within each server. |
657 | within each server. |
658 | |
658 | |
659 | =cut |
659 | =cut |
660 | |
660 | |
661 | sub db_table($) { |
661 | sub db_table($) { |
|
|
662 | cf::error "db_get called from main context" |
|
|
663 | if $Coro::current == $Coro::main; |
|
|
664 | |
662 | my ($name) = @_; |
665 | my ($name) = @_; |
663 | my $db = BDB::db_create $DB_ENV; |
666 | my $db = BDB::db_create $DB_ENV; |
664 | |
667 | |
665 | eval { |
668 | eval { |
666 | $db->set_flags (BDB::CHKSUM); |
669 | $db->set_flags (BDB::CHKSUM); |
… | |
… | |
676 | } |
679 | } |
677 | |
680 | |
678 | our $DB; |
681 | our $DB; |
679 | |
682 | |
680 | sub db_init { |
683 | sub db_init { |
681 | cf::sync_job { |
|
|
682 | $DB ||= db_table "db"; |
684 | $DB ||= db_table "db"; |
683 | }; |
|
|
684 | } |
685 | } |
685 | |
686 | |
686 | sub db_get($$) { |
687 | sub db_get($$) { |
687 | my $key = "$_[0]/$_[1]"; |
688 | my $key = "$_[0]/$_[1]"; |
688 | |
689 | |
689 | cf::sync_job { |
690 | cf::error "db_get called from main context" |
|
|
691 | if $Coro::current == $Coro::main; |
|
|
692 | |
690 | BDB::db_get $DB, undef, $key, my $data; |
693 | BDB::db_get $DB, undef, $key, my $data; |
691 | |
694 | |
692 | $! ? () |
695 | $! ? () |
693 | : $data |
696 | : $data |
694 | } |
|
|
695 | } |
697 | } |
696 | |
698 | |
697 | sub db_put($$$) { |
699 | sub db_put($$$) { |
698 | BDB::dbreq_pri 4; |
700 | BDB::dbreq_pri 4; |
699 | BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { }; |
701 | BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { }; |
… | |
… | |
2190 | } |
2192 | } |
2191 | |
2193 | |
2192 | sub find_sync { |
2194 | sub find_sync { |
2193 | my ($path, $origin) = @_; |
2195 | my ($path, $origin) = @_; |
2194 | |
2196 | |
2195 | cf::sync_job { find $path, $origin } |
2197 | return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync" |
|
|
2198 | if $Coro::current == $Coro::main; |
|
|
2199 | |
|
|
2200 | find $path, $origin |
2196 | } |
2201 | } |
2197 | |
2202 | |
2198 | sub do_load_sync { |
2203 | sub do_load_sync { |
2199 | my ($map) = @_; |
2204 | my ($map) = @_; |
2200 | |
2205 | |
2201 | cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync" |
2206 | return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync" |
2202 | if $Coro::current == $Coro::main; |
2207 | if $Coro::current == $Coro::main; |
2203 | |
2208 | |
2204 | cf::sync_job { $map->load }; |
2209 | $map->load; |
2205 | } |
2210 | } |
2206 | |
2211 | |
2207 | our %MAP_PREFETCH; |
2212 | our %MAP_PREFETCH; |
2208 | our $MAP_PREFETCHER = undef; |
2213 | our $MAP_PREFETCHER = undef; |
2209 | |
2214 | |
… | |
… | |
3747 | sub emergency_save() { |
3752 | sub emergency_save() { |
3748 | my $freeze_guard = cf::freeze_mainloop; |
3753 | my $freeze_guard = cf::freeze_mainloop; |
3749 | |
3754 | |
3750 | info "emergency_perl_save: enter\n"; |
3755 | info "emergency_perl_save: enter\n"; |
3751 | |
3756 | |
|
|
3757 | # this is a trade-off: we want to be very quick here, so |
|
|
3758 | # save all maps without fsync, and later call a global sync |
|
|
3759 | # (which in turn might be very very slow) |
|
|
3760 | local $USE_FSYNC = 0; |
|
|
3761 | |
3752 | cf::sync_job { |
3762 | cf::sync_job { |
3753 | # this is a trade-off: we want to be very quick here, so |
|
|
3754 | # save all maps without fsync, and later call a global sync |
|
|
3755 | # (which in turn might be very very slow) |
|
|
3756 | local $USE_FSYNC = 0; |
|
|
3757 | |
|
|
3758 | # use a peculiar iteration method to avoid tripping on perl |
3763 | # use a peculiar iteration method to avoid tripping on perl |
3759 | # refcount bugs in for. also avoids problems with players |
3764 | # refcount bugs in for. also avoids problems with players |
3760 | # and maps saved/destroyed asynchronously. |
3765 | # and maps saved/destroyed asynchronously. |
3761 | info "emergency_perl_save: begin player save\n"; |
3766 | info "emergency_perl_save: begin player save\n"; |
3762 | for my $login (keys %cf::PLAYER) { |
3767 | for my $login (keys %cf::PLAYER) { |
… | |
… | |
4056 | $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7; |
4061 | $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7; |
4057 | $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7; |
4062 | $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7; |
4058 | $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT); |
4063 | $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT); |
4059 | $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT); |
4064 | $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT); |
4060 | |
4065 | |
4061 | (Coro::async { # async to keep sync_job from complaining |
|
|
4062 | cf::sync_job { |
4066 | cf::sync_job { |
4063 | eval { |
4067 | eval { |
4064 | BDB::db_env_open |
4068 | BDB::db_env_open |
4065 | $DB_ENV, |
4069 | $DB_ENV, |
4066 | $BDBDIR, |
4070 | $BDBDIR, |
4067 | BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN |
4071 | BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN |
4068 | | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, |
4072 | | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, |
4069 | 0666; |
4073 | 0666; |
4070 | |
4074 | |
4071 | cf::cleanup "db_env_open($BDBDIR): $!" if $!; |
4075 | cf::cleanup "db_env_open($BDBDIR): $!" if $!; |
4072 | }; |
|
|
4073 | |
|
|
4074 | cf::cleanup "db_env_open(db): $@" if $@; |
|
|
4075 | }; |
4076 | }; |
4076 | })->join; |
4077 | |
|
|
4078 | cf::cleanup "db_env_open(db): $@" if $@; |
|
|
4079 | }; |
4077 | } |
4080 | } |
4078 | |
4081 | |
4079 | $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub { |
4082 | $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub { |
4080 | BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { }; |
4083 | BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { }; |
4081 | }; |
4084 | }; |