func (app *App) openStorage(backend string) (kv.KV, error) {
switch backend {
case "local":
kvpath := filepath.Join(app.DataDir, "chunks")
return kvfiles.Open(kvpath)
}
if backend != "" && backend[0] == '/' {
return kvfiles.Open(backend)
}
idx := strings.IndexByte(backend, ':')
if idx != -1 {
scheme, rest := backend[:idx], backend[idx+1:]
switch scheme {
case "peerkey":
var key peer.PublicKey
if err := key.Set(rest); err != nil {
return nil, err
}
p, err := app.DialPeer(&key)
if err != nil {
return nil, err
}
// TODO Close
return kvpeer.Open(p)
}
}
return nil, errors.New("unknown storage backend")
}
func TestPublicKeySetBadShort(t *testing.T) {
var pub peer.PublicKey
err := pub.Set("42")
if err == nil {
t.Fatal("expected an error from Set")
}
if g, e := err.Error(), "not a valid public key: wrong size"; g != e {
t.Errorf("wrong error message: %q != %q", g, e)
}
}
func TestPublicKeySet(t *testing.T) {
var pub peer.PublicKey
err := pub.Set("4d0e625eff41006a18b3bfda35b140fcad9178fe6f6caf74f5059c35f0fe21af")
if err != nil {
t.Errorf("Set: %v", err)
}
want := [ed25519.PublicKeySize]byte{
0x4d, 0x0e, 0x62, 0x5e, 0xff, 0x41, 0x00, 0x6a,
0x18, 0xb3, 0xbf, 0xda, 0x35, 0xb1, 0x40, 0xfc,
0xad, 0x91, 0x78, 0xfe, 0x6f, 0x6c, 0xaf, 0x74,
0xf5, 0x05, 0x9c, 0x35, 0xf0, 0xfe, 0x21, 0xaf,
}
if g, e := pub, want; g != e {
t.Errorf("wrong pubkey value: %q != %q", g, e)
}
}