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niceload: Suspending/resuming did not work

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This commit is contained in:
Ole Tange 2011-07-21 01:06:50 +02:00
parent 67683ba324
commit 524bfaa19a
1 changed files with 6 additions and 3 deletions
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9
src/niceload
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@ -49,7 +49,7 @@ if(not $::opt_pid) {
}
}
$process->start();
while($process->is_running()) {
while($process->is_alive()) {
if($limit->over_run_limit()) {
$process->suspend();
$limit->sleep_for_recheck();
@ -255,6 +255,7 @@ sub start {
# Start the program
my $self = shift;
::debug("Starting @{$self->{'command'}}\n");
$self->{'running'} = 1;
if($self->{'pid'} = fork) {
# set signal handler to kill children if parent is killed
push @{$self->{'pids'}}, $self->{'pid'};
@ -317,6 +318,7 @@ sub kill_child_INT {
sub resume {
my $self = shift;
::debug("Resume @{$self->{'pids'}}\n");
if(not $self->{'running'}) {
# - = PID group
map { kill "CONT", -$_ } @{$self->{'pids'}};
@ -327,6 +329,7 @@ sub resume {
sub suspend {
my $self = shift;
::debug("Suspend @{$self->{'pids'}}\n");
if($self->{'running'}) {
# - = PID group
map { kill "STOP", -$_ } @{$self->{'pids'}};
@ -335,14 +338,14 @@ sub suspend {
}
sub is_running {
sub is_alive {
# The process is dead if none of the pids exist
my $self = shift;
my ($exists) = 0;
for my $pid (@{$self->{'pids'}}) {
if(kill 0 => $pid) { $exists++ }
}
::debug("is_running: $exists\n");
::debug("is_alive: $exists\n");
return $exists;
}