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Remove an empty line being output when exposing annotations and

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labels via downward api volume
This commit is contained in:
Avesh Agarwal 2016-06-03 10:03:01 -04:00
parent d93ebd0e9f
commit 3c865e45a0
3 changed files with 25 additions and 30 deletions
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8
pkg/fieldpath/fieldpath.go
View File

@ -20,6 +20,7 @@ import (
"fmt"
"math"
"strconv"
"strings"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/meta"
@ -27,10 +28,11 @@ import (
)
// formatMap formats map[string]string to a string.
func formatMap(m map[string]string) (fmtStr string) {
func FormatMap(m map[string]string) (fmtStr string) {
for key, value := range m {
fmtStr += fmt.Sprintf("%v=%q\n", key, value)
}
fmtStr = strings.TrimSuffix(fmtStr, "\n")
return
}
@ -51,9 +53,9 @@ func ExtractFieldPathAsString(obj interface{}, fieldPath string) (string, error)
switch fieldPath {
case "metadata.annotations":
return formatMap(accessor.GetAnnotations()), nil
return FormatMap(accessor.GetAnnotations()), nil
case "metadata.labels":
return formatMap(accessor.GetLabels()), nil
return FormatMap(accessor.GetLabels()), nil
case "metadata.name":
return accessor.GetName(), nil
case "metadata.namespace":

6
pkg/fieldpath/fieldpath_test.go
View File

@ -65,7 +65,7 @@ func TestExtractFieldPathAsString(t *testing.T) {
Labels: map[string]string{"key": "value"},
},
},
expectedValue: "key=\"value\"\n",
expectedValue: "key=\"value\"",
},
{
name: "ok - labels bslash n",
@ -75,7 +75,7 @@ func TestExtractFieldPathAsString(t *testing.T) {
Labels: map[string]string{"key": "value\n"},
},
},
expectedValue: "key=\"value\\n\"\n",
expectedValue: "key=\"value\\n\"",
},
{
name: "ok - annotations",
@ -85,7 +85,7 @@ func TestExtractFieldPathAsString(t *testing.T) {
Annotations: map[string]string{"builder": "john-doe"},
},
},
expectedValue: "builder=\"john-doe\"\n",
expectedValue: "builder=\"john-doe\"",
},
{

41
pkg/volume/downwardapi/downwardapi_test.go
View File

@ -26,6 +26,7 @@ import (
"k8s.io/kubernetes/pkg/api"
clientset "k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset"
"k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset/fake"
"k8s.io/kubernetes/pkg/fieldpath"
"k8s.io/kubernetes/pkg/types"
utiltesting "k8s.io/kubernetes/pkg/util/testing"
"k8s.io/kubernetes/pkg/volume"
@ -35,14 +36,6 @@ import (
const downwardAPIDir = "..data"
func formatMap(m map[string]string) (fmtstr string) {
for key, value := range m {
fmtstr += fmt.Sprintf("%v=%q\n", key, value)
}
return
}
func newTestHost(t *testing.T, clientset clientset.Interface) (string, volume.VolumeHost) {
tempDir, err := utiltesting.MkTmpdir("downwardApi_volume_test.")
if err != nil {
@ -155,8 +148,8 @@ func TestLabels(t *testing.T) {
if err != nil {
t.Errorf(err.Error())
}
if sortLines(string(data)) != sortLines(formatMap(labels)) {
t.Errorf("Found `%s` expected %s", data, formatMap(labels))
if sortLines(string(data)) != sortLines(fieldpath.FormatMap(labels)) {
t.Errorf("Found `%s` expected %s", data, fieldpath.FormatMap(labels))
}
CleanEverything(plugin, testVolumeName, volumePath, testPodUID, t)
@ -222,8 +215,8 @@ func TestAnnotations(t *testing.T) {
t.Errorf(err.Error())
}
if sortLines(string(data)) != sortLines(formatMap(annotations)) {
t.Errorf("Found `%s` expected %s", data, formatMap(annotations))
if sortLines(string(data)) != sortLines(fieldpath.FormatMap(annotations)) {
t.Errorf("Found `%s` expected %s", data, fieldpath.FormatMap(annotations))
}
CleanEverything(plugin, testVolumeName, volumePath, testPodUID, t)
@ -433,8 +426,8 @@ func TestWriteTwiceNoUpdate(t *testing.T) {
t.Errorf(err.Error())
}
if sortLines(string(data)) != sortLines(formatMap(labels)) {
t.Errorf("Found `%s` expected %s", data, formatMap(labels))
if sortLines(string(data)) != sortLines(fieldpath.FormatMap(labels)) {
t.Errorf("Found `%s` expected %s", data, fieldpath.FormatMap(labels))
}
CleanEverything(plugin, testVolumeName, volumePath, testPodUID, t)
@ -503,8 +496,8 @@ func TestWriteTwiceWithUpdate(t *testing.T) {
t.Errorf(err.Error())
}
if sortLines(string(data)) != sortLines(formatMap(labels)) {
t.Errorf("Found `%s` expected %s", data, formatMap(labels))
if sortLines(string(data)) != sortLines(fieldpath.FormatMap(labels)) {
t.Errorf("Found `%s` expected %s", data, fieldpath.FormatMap(labels))
}
newLabels := map[string]string{
@ -534,8 +527,8 @@ func TestWriteTwiceWithUpdate(t *testing.T) {
t.Errorf(err.Error())
}
if sortLines(string(data)) != sortLines(formatMap(newLabels)) {
t.Errorf("Found `%s` expected %s", data, formatMap(newLabels))
if sortLines(string(data)) != sortLines(fieldpath.FormatMap(newLabels)) {
t.Errorf("Found `%s` expected %s", data, fieldpath.FormatMap(newLabels))
}
CleanEverything(plugin, testVolumeName, volumePath, testPodUID, t)
}
@ -606,16 +599,16 @@ func TestWriteWithUnixPath(t *testing.T) {
t.Errorf(err.Error())
}
if sortLines(string(data)) != sortLines(formatMap(labels)) {
t.Errorf("Found `%s` expected %s", data, formatMap(labels))
if sortLines(string(data)) != sortLines(fieldpath.FormatMap(labels)) {
t.Errorf("Found `%s` expected %s", data, fieldpath.FormatMap(labels))
}
data, err = ioutil.ReadFile(path.Join(volumePath, "this/is/yours/annotations"))
if err != nil {
t.Errorf(err.Error())
}
if sortLines(string(data)) != sortLines(formatMap(annotations)) {
t.Errorf("Found `%s` expected %s", data, formatMap(annotations))
if sortLines(string(data)) != sortLines(fieldpath.FormatMap(annotations)) {
t.Errorf("Found `%s` expected %s", data, fieldpath.FormatMap(annotations))
}
CleanEverything(plugin, testVolumeName, volumePath, testPodUID, t)
}
@ -687,7 +680,7 @@ func TestWriteWithUnixPathBadPath(t *testing.T) {
t.Fatalf(err.Error())
}
if sortLines(string(data)) != sortLines(formatMap(labels)) {
t.Errorf("Found `%s` expected %s", data, formatMap(labels))
if sortLines(string(data)) != sortLines(fieldpath.FormatMap(labels)) {
t.Errorf("Found `%s` expected %s", data, fieldpath.FormatMap(labels))
}
}