orchard/internal/worker/vmmanager/vm.go

74 lines
1.2 KiB
Go

package vmmanager
import (
"context"
"fmt"
"github.com/cirruslabs/orchard/pkg/resource/v1"
"sync"
)
type VM struct {
id string
vmResource *v1.VM
ctx context.Context
cancel context.CancelFunc
wg *sync.WaitGroup
}
func NewVM(vmResource *v1.VM) *VM {
ctx, cancel := context.WithCancel(context.Background())
vm := &VM{
id: fmt.Sprintf("orchard-%s-%s", vmResource.Name, vmResource.UID),
vmResource: vmResource,
ctx: ctx,
cancel: cancel,
wg: &sync.WaitGroup{},
}
vm.wg.Add(1)
go func() {
defer vm.wg.Done()
if err := vm.run(vm.ctx); err != nil {
vmResource.Status = v1.VMStatusFailed
}
}()
return vm
}
func (vm *VM) run(ctx context.Context) error {
_, _, err := Tart(ctx, "clone", vm.vmResource.Image, vm.id)
if err != nil {
return err
}
_, _, err = Tart(ctx, "run", vm.id)
if err != nil {
return err
}
return nil
}
func (vm *VM) Close() error {
_, _, _ = Tart(context.Background(), "stop", "--timeout", "5", vm.id)
vm.cancel()
vm.wg.Wait()
_, _, err := Tart(context.Background(), "delete", vm.id)
if err != nil {
return fmt.Errorf("%w: failed to delete VM %s: %v", ErrFailed, vm.id, err)
}
return nil
}