add cli cmds

client/keys/rename.go

@@ -0,0 +1,66 @@
+package keys
+
+import (
+	"bufio"
+	"fmt"
+	"github.com/cosmos/cosmos-sdk/client"
+	"github.com/cosmos/cosmos-sdk/client/input"
+	"github.com/cosmos/cosmos-sdk/crypto/keyring"
+	"github.com/spf13/cobra"
+)
+
+// RenameKeyCommand renames a key from the key store.
+func RenameKeyCommand() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "rename <from> <to>",
+		Short: "Rename an existing key",
+		Long: `Rename a key from the Keybase backend.
+
+Note that renaming offline or ledger keys will rename
+only the public key references stored locally, i.e.
+private keys stored in a ledger device cannot be renamed with the CLI.
+`,
+		Args: cobra.ExactArgs(2),
+		RunE: func(cmd *cobra.Command, args []string) error {
+			buf := bufio.NewReader(cmd.InOrStdin())
+			clientCtx, err := client.GetClientQueryContext(cmd)
+			if err != nil {
+				return err
+			}
+
+			fromName, toName := args[0], args[1]
+
+			info, err := clientCtx.Keyring.Key(fromName)
+			if err != nil {
+				return err
+			}
+
+			// confirm rename, unless -y is passed
+			if skip, _ := cmd.Flags().GetBool(flagYes); !skip {
+				prompt := fmt.Sprintf("Key reference will be renamed from %s to %s. Continue?", args[0], args[1])
+				if yes, err := input.GetConfirmation(prompt, buf, cmd.ErrOrStderr()); err != nil {
+					return err
+				} else if !yes {
+					return nil
+				}
+			}
+
+			if err := clientCtx.Keyring.Rename(fromName, toName); err != nil {
+				return err
+			}
+
+			if info.GetType() == keyring.TypeLedger || info.GetType() == keyring.TypeOffline {
+				cmd.PrintErrln("Public key reference renamed")
+				return nil
+			}
+
+			cmd.PrintErrln(fmt.Sprintf("Key was successfully renamed from %s to %s", fromName, toName))
+
+			return nil
+		},
+	}
+
+	cmd.Flags().BoolP(flagYes, "y", false, "Skip confirmation prompt when renaming offline or ledger key references")
+
+	return cmd
+}

client/keys/rename_test.go

@@ -0,0 +1,98 @@
+package keys
+
+import (
+	"context"
+	"fmt"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+
+	"github.com/cosmos/cosmos-sdk/client"
+	"github.com/cosmos/cosmos-sdk/client/flags"
+	"github.com/cosmos/cosmos-sdk/crypto/hd"
+	"github.com/cosmos/cosmos-sdk/crypto/keyring"
+	"github.com/cosmos/cosmos-sdk/testutil"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+)
+
+func Test_runRenameCmd(t *testing.T) {
+	// temp keybase
+	kbHome := t.TempDir()
+	cmd := RenameKeyCommand()
+	cmd.Flags().AddFlagSet(Commands(kbHome).PersistentFlags())
+	mockIn := testutil.ApplyMockIODiscardOutErr(cmd)
+
+	yesF, _ := cmd.Flags().GetBool(flagYes)
+	require.False(t, yesF)
+
+	fakeKeyName1 := "runDeleteCmd_Key1"
+	fakeKeyName2 := "runDeleteCmd_Key2"
+
+	path := sdk.GetConfig().GetFullBIP44Path()
+
+	kb, err := keyring.New(sdk.KeyringServiceName(), keyring.BackendTest, kbHome, mockIn)
+	require.NoError(t, err)
+
+	// put fakeKeyName1 in keyring
+	_, err = kb.NewAccount(fakeKeyName1, testutil.TestMnemonic, "", path, hd.Secp256k1)
+	require.NoError(t, err)
+
+	clientCtx := client.Context{}.
+		WithKeyringDir(kbHome).
+		WithKeyring(kb)
+
+	ctx := context.WithValue(context.Background(), client.ClientContextKey, &clientCtx)
+
+	// rename a key 'blah' which doesnt exist
+	cmd.SetArgs([]string{"blah", "blaah", fmt.Sprintf("--%s=%s", flags.FlagHome, kbHome)})
+	err = cmd.ExecuteContext(ctx)
+	require.Error(t, err)
+	require.EqualError(t, err, "blah.info: key not found")
+
+	// no confirmation
+	cmd.SetArgs([]string{
+		fakeKeyName1,
+		"nokey",
+		fmt.Sprintf("--%s=%s", flags.FlagHome, kbHome),
+		fmt.Sprintf("--%s=%s", flags.FlagKeyringBackend, keyring.BackendTest),
+	})
+	err = cmd.Execute()
+	require.Error(t, err)
+	require.Equal(t, "EOF", err.Error())
+
+	ogKey, err := kb.Key(fakeKeyName1)
+	require.NoError(t, err)
+
+	// add a confirmation
+	cmd.SetArgs([]string{
+		fakeKeyName1,
+		fakeKeyName2,
+		fmt.Sprintf("--%s=%s", flags.FlagHome, kbHome),
+		fmt.Sprintf("--%s=true", flagYes),
+		fmt.Sprintf("--%s=%s", flags.FlagKeyringBackend, keyring.BackendTest),
+	})
+	require.NoError(t, cmd.Execute())
+
+	// key1 is gone
+	_, err = kb.Key(fakeKeyName1)
+	require.Error(t, err)
+
+	// key2 exists now
+	renamedKey, err := kb.Key(fakeKeyName2)
+	require.NoError(t, err)
+
+	require.Equal(t, ogKey.GetPubKey(), renamedKey.GetPubKey())
+	require.Equal(t, ogKey.GetType(), renamedKey.GetType())
+	require.Equal(t, ogKey.GetAddress(), renamedKey.GetAddress())
+	require.Equal(t, ogKey.GetAlgo(), renamedKey.GetAlgo())
+
+	// try to rename key1 but it doesnt exist anymore so error
+	cmd.SetArgs([]string{
+		fakeKeyName1,
+		fakeKeyName2,
+		fmt.Sprintf("--%s=%s", flags.FlagHome, kbHome),
+		fmt.Sprintf("--%s=true", flagYes),
+		fmt.Sprintf("--%s=%s", flags.FlagKeyringBackend, keyring.BackendTest),
+	})
+	require.Error(t, cmd.Execute())
+}

crypto/keyring/keyring.go

@@ -429,7 +429,7 @@ func (ks keystore) DeleteByAddress(address sdk.Address) error {
 	return nil
 }
 
-func (ks keystore) Rename(from string, to string) error {
+func (ks keystore) Rename(from, to string) error {
 	_, err := ks.Key(to)
 	if err == nil {
 		return errors.New(fmt.Sprintf("rename failed: %s already exists in keyring", to))