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@mala
Created July 8, 2009 04:29
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sub _task {
my $self = shift;
my $coro_exit = 0;
my $wakeme = $Coro::current;
$self->{empty_count} = 0;
$self->{fetch_count} = 0;
my $num = $self->parallel_request_num;
# create fetcher coro
$self->create_request($num);
# call on idle
$Coro::idle = sub {
warn "idle $coro_exit";
warn map { $_->desc } Coro::State::list;
if ($self->stop_flag) {
warn "nothing todo. idle";
$wakeme->ready;
}
return;
};
# timeout watcher
my $w = AnyEvent->timer(
after => 1,
interval => 1,
cb => sub {
log_it("check timeout");
my $now = Time::HiRes::time;
my @lwp_coro = grep { $_->desc eq "LWP" } Coro::State::list;
for my $coro (@lwp_coro) {
if ( $coro->{timeout_at} && $now > $coro->{timeout_at} ) {
$coro->cancel("timeout");
}
}
if (@lwp_coro < ($self->parallel_request_num / 2) ) {
my $add = $self->parallel_request_num - @lwp_coro;
$self->create_request($add);
}
if ( @lwp_coro == 0 && $self->stop_flag) {
log_it("nothing todo.");
$coro_exit = 1;
$wakeme->ready;
}
}
);
my @s = map {
AnyEvent->signal(signal => $_, cb => sub {
$StopFlag = 1;
});
} qw(TERM INT QUIT);
# main loop
async {
$Coro::current->desc("main EV loop");
while (!$coro_exit) {
# warn sprintf "loop_count: %s", EV::loop_count;
EV::loop(EV::LOOP_ONESHOT);
}
};
schedule;
}
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