func configureVolumes(config *Config, rootUID, rootGID int) (*store.VolumeStore, error) {
volumesDriver, err := local.New(config.Root, rootUID, rootGID)
if err != nil {
return nil, err
}
volumedrivers.Register(volumesDriver, volumesDriver.Name())
return store.New(config.Root)
}
func (daemon *Daemon) configureVolumes(rootUID, rootGID int) (*store.VolumeStore, error) {
volumesDriver, err := local.New(daemon.configStore.Root, rootUID, rootGID)
if err != nil {
return nil, err
}
if !volumedrivers.Register(volumesDriver, volumesDriver.Name()) {
return nil, fmt.Errorf("local volume driver could not be registered")
}
return store.New(daemon.configStore.Root)
}
func configureVolumes(config *Config) (*store.VolumeStore, error) {
volumesDriver, err := local.New(config.Root)
if err != nil {
return nil, err
}
volumedrivers.Register(volumesDriver, volumesDriver.Name())
s := store.New()
s.AddAll(volumesDriver.List())
return s, nil
}
func initDaemonWithVolumeStore(tmp string) (*Daemon, error) {
daemon := &Daemon{
repository: tmp,
root: tmp,
volumes: store.New(),
}
volumesDriver, err := local.New(tmp, 0, 0)
if err != nil {
return nil, err
}
volumedrivers.Register(volumesDriver, volumesDriver.Name())
return daemon, nil
}
func TestMigratePre17Volumes(t *testing.T) {
rootDir, err := ioutil.TempDir("", "test-daemon-volumes")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(rootDir)
volumeRoot := filepath.Join(rootDir, "volumes")
err = os.MkdirAll(volumeRoot, 0755)
if err != nil {
t.Fatal(err)
}
containerRoot := filepath.Join(rootDir, "containers")
cid := "1234"
err = os.MkdirAll(filepath.Join(containerRoot, cid), 0755)
vid := "5678"
vfsPath := filepath.Join(rootDir, "vfs", "dir", vid)
err = os.MkdirAll(vfsPath, 0755)
if err != nil {
t.Fatal(err)
}
config := []byte(`
{
"ID": "` + cid + `",
"Volumes": {
"/foo": "` + vfsPath + `",
"/bar": "/foo",
"/quux": "/quux"
},
"VolumesRW": {
"/foo": true,
"/bar": true,
"/quux": false
}
}
`)
volStore, err := store.New(volumeRoot)
if err != nil {
t.Fatal(err)
}
drv, err := local.New(volumeRoot, 0, 0)
if err != nil {
t.Fatal(err)
}
volumedrivers.Register(drv, volume.DefaultDriverName)
daemon := &Daemon{root: rootDir, repository: containerRoot, volumes: volStore}
err = ioutil.WriteFile(filepath.Join(containerRoot, cid, "config.v2.json"), config, 600)
if err != nil {
t.Fatal(err)
}
c, err := daemon.load(cid)
if err != nil {
t.Fatal(err)
}
if err := daemon.verifyVolumesInfo(c); err != nil {
t.Fatal(err)
}
expected := map[string]volume.MountPoint{
"/foo": {Destination: "/foo", RW: true, Name: vid},
"/bar": {Source: "/foo", Destination: "/bar", RW: true},
"/quux": {Source: "/quux", Destination: "/quux", RW: false},
}
for id, mp := range c.MountPoints {
x, exists := expected[id]
if !exists {
t.Fatal("volume not migrated")
}
if mp.Source != x.Source || mp.Destination != x.Destination || mp.RW != x.RW || mp.Name != x.Name {
t.Fatalf("got unexpected mountpoint, expected: %+v, got: %+v", x, mp)
}
}
}