open-nomad/drivers/shared/executor/resource_container_linux.go

26 lines
626 B
Go

package executor
import (
"os"
"sync"
cgroupConfig "github.com/opencontainers/runc/libcontainer/configs"
)
// resourceContainerContext is a platform-specific struct for managing a
// resource container. In the case of Linux, this is used to control Cgroups.
type resourceContainerContext struct {
groups *cgroupConfig.Cgroup
cgLock sync.Mutex
}
// cleanup removes this host's Cgroup from within an Executor's context
func (rc *resourceContainerContext) executorCleanup() error {
rc.cgLock.Lock()
defer rc.cgLock.Unlock()
if err := DestroyCgroup(rc.groups, os.Getpid()); err != nil {
return err
}
return nil
}