api: IntentionUpdate API

api/connect_intention.go

@@ -273,3 +273,20 @@ func (c *Connect) IntentionCreate(ixn *Intention, q *WriteOptions) (string, *Wri
 	}
 	return out.ID, wm, nil
 }
+
+// IntentionUpdate will update an existing intention. The ID in the given
+// structure must be non-empty.
+func (c *Connect) IntentionUpdate(ixn *Intention, q *WriteOptions) (*WriteMeta, error) {
+	r := c.c.newRequest("PUT", "/v1/connect/intentions/"+ixn.ID)
+	r.setWriteOptions(q)
+	r.obj = ixn
+	rtt, resp, err := requireOK(c.c.doRequest(r))
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	wm := &WriteMeta{}
+	wm.RequestTime = rtt
+	return wm, nil
+}

api/connect_intention_test.go

@@ -6,7 +6,7 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
-func TestAPI_ConnectIntentionCreateListGetDelete(t *testing.T) {
+func TestAPI_ConnectIntentionCreateListGetUpdateDelete(t *testing.T) {
 	t.Parallel()
 
 	require := require.New(t)
@@ -39,6 +39,18 @@ func TestAPI_ConnectIntentionCreateListGetDelete(t *testing.T) {
 	require.Nil(err)
 	require.Equal(ixn, actual)
 
+	// Update it
+	ixn.SourceNS = ixn.SourceNS + "-different"
+	_, err = connect.IntentionUpdate(ixn, nil)
+	require.NoError(err)
+
+	// Get it
+	actual, _, err = connect.IntentionGet(id, nil)
+	require.NoError(err)
+	ixn.UpdatedAt = actual.UpdatedAt
+	ixn.ModifyIndex = actual.ModifyIndex
+	require.Equal(ixn, actual)
+
 	// Delete it
 	_, err = connect.IntentionDelete(id, nil)
 	require.Nil(err)