Add CurrentContextCluster Type and Name methods

These are convinience methods, that may be helpful if any of our
modules need to have understanding which cluster they are operating
against.

Change-Id: Ib5d32ac3d4cd3170544bbc4d5bf3044926b52955
Relates-To: #162

pkg/config/config.go

@@ -646,6 +646,22 @@ func (c *Config) CurrentContextEntryPoint(clusterType string, phase string) (str
 		phase), nil
 }
 
+func (c *Config) CurrentContextClusterType() (string, error) {
+	context, err := c.GetCurrentContext()
+	if err != nil {
+		return "", err
+	}
+	return context.ClusterType(), nil
+}
+
+func (c *Config) CurrentContextClusterName() (string, error) {
+	context, err := c.GetCurrentContext()
+	if err != nil {
+		return "", err
+	}
+	return context.ClusterName(), nil
+}
+
 // GetAuthInfo returns an instance of authino
 // Credential or AuthInfo related methods
 func (c *Config) GetAuthInfo(aiName string) (*AuthInfo, error) {
@@ -789,6 +805,10 @@ func (c *Context) ClusterType() string {
 	return NewClusterComplexNameFromKubeClusterName(c.NameInKubeconf).Type
 }
 
+func (c *Context) ClusterName() string {
+	return NewClusterComplexNameFromKubeClusterName(c.NameInKubeconf).Name
+}
+
 // AuthInfo functions
 func (c *AuthInfo) String() string {
 	kauthinfo := c.KubeAuthInfo()

pkg/config/config_test.go

@@ -547,6 +547,42 @@ func TestCurrentContextEntryPoint(t *testing.T) {
 	assert.Nil(t, nil, entryPoint)
 }
 
+func TestCurrentContextClusterType(t *testing.T) {
+	conf, cleanup := testutil.InitConfig(t)
+	defer cleanup(t)
+
+	expectedClusterType := "ephemeral"
+
+	clusterTypeEmpty, err := conf.CurrentContextClusterType()
+	require.Error(t, err)
+	assert.Equal(t, "", clusterTypeEmpty)
+
+	conf.CurrentContext = currentContextName
+	conf.Contexts[currentContextName].Manifest = defaultString
+
+	actualClusterType, err := conf.CurrentContextClusterType()
+	require.NoError(t, err)
+	assert.Equal(t, expectedClusterType, actualClusterType)
+}
+
+func TestCurrentContextClusterName(t *testing.T) {
+	conf, cleanup := testutil.InitConfig(t)
+	defer cleanup(t)
+
+	expectedClusterName := "def"
+
+	clusterNameEmpty, err := conf.CurrentContextClusterName()
+	require.Error(t, err)
+	assert.Equal(t, "", clusterNameEmpty)
+
+	conf.CurrentContext = currentContextName
+	conf.Contexts[currentContextName].Manifest = defaultString
+
+	actualClusterName, err := conf.CurrentContextClusterName()
+	require.NoError(t, err)
+	assert.Equal(t, expectedClusterName, actualClusterName)
+}
+
 // AuthInfo Related
 
 func TestGetAuthInfos(t *testing.T) {