Initial commit

vendor/github.com/hyperhq/hypercli/volume/drivers/adapter.go

@@ -0,0 +1,104 @@
+package volumedrivers
+
+import (
+	"github.com/docker/docker/pkg/plugins"
+	"github.com/docker/docker/volume"
+)
+
+type volumeDriverAdapter struct {
+	name  string
+	proxy *volumeDriverProxy
+}
+
+func (a *volumeDriverAdapter) Name() string {
+	return a.name
+}
+
+func (a *volumeDriverAdapter) Create(name string, opts map[string]string) (volume.Volume, error) {
+	err := a.proxy.Create(name, opts)
+	if err != nil {
+		return nil, err
+	}
+	return &volumeAdapter{
+		proxy:      a.proxy,
+		name:       name,
+		driverName: a.name}, nil
+}
+
+func (a *volumeDriverAdapter) Remove(v volume.Volume) error {
+	return a.proxy.Remove(v.Name())
+}
+
+func (a *volumeDriverAdapter) List() ([]volume.Volume, error) {
+	ls, err := a.proxy.List()
+	if err != nil {
+		return nil, err
+	}
+
+	var out []volume.Volume
+	for _, vp := range ls {
+		out = append(out, &volumeAdapter{
+			proxy:      a.proxy,
+			name:       vp.Name,
+			driverName: a.name,
+			eMount:     vp.Mountpoint,
+		})
+	}
+	return out, nil
+}
+
+func (a *volumeDriverAdapter) Get(name string) (volume.Volume, error) {
+	v, err := a.proxy.Get(name)
+	if err != nil {
+		// TODO: remove this hack. Allows back compat with volume drivers that don't support this call
+		if !plugins.IsNotFound(err) {
+			return nil, err
+		}
+		return a.Create(name, nil)
+	}
+
+	return &volumeAdapter{
+		proxy:      a.proxy,
+		name:       v.Name,
+		driverName: a.Name(),
+		eMount:     v.Mountpoint,
+	}, nil
+}
+
+type volumeAdapter struct {
+	proxy      *volumeDriverProxy
+	name       string
+	driverName string
+	eMount     string // ephemeral host volume path
+}
+
+type proxyVolume struct {
+	Name       string
+	Mountpoint string
+}
+
+func (a *volumeAdapter) Name() string {
+	return a.name
+}
+
+func (a *volumeAdapter) DriverName() string {
+	return a.driverName
+}
+
+func (a *volumeAdapter) Path() string {
+	if len(a.eMount) > 0 {
+		return a.eMount
+	}
+	m, _ := a.proxy.Path(a.name)
+	return m
+}
+
+func (a *volumeAdapter) Mount() (string, error) {
+	var err error
+	a.eMount, err = a.proxy.Mount(a.name)
+	return a.eMount, err
+}
+
+func (a *volumeAdapter) Unmount() error {
+	return a.proxy.Unmount(a.name)
+}