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Merge pull request #64859 from dims/automated-cherry-pick-of-#61146-u…
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…pstream-release-1.10

Automatic merge from submit-queue.

Automated cherry pick of #61146: Add missing binaryData field to the ConfigMap Hash

Cherry pick of #61146 on release-1.10.

#61146: Add missing binaryData field to the ConfigMap Hash

```release-note
The value of of BinaryData is now used in calculating the hash for the configmap
```
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Kubernetes Submit Queue committed Jul 27, 2018
2 parents 926eb5b + eded53e commit 7b222aa
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Showing 2 changed files with 22 additions and 2 deletions.
6 changes: 5 additions & 1 deletion pkg/kubectl/util/hash/hash.go
Original file line number Diff line number Diff line change
Expand Up @@ -56,7 +56,11 @@ func SecretHash(sec *v1.Secret) (string, error) {
// Data, Kind, and Name are taken into account.
func encodeConfigMap(cm *v1.ConfigMap) (string, error) {
// json.Marshal sorts the keys in a stable order in the encoding
data, err := json.Marshal(map[string]interface{}{"kind": "ConfigMap", "name": cm.Name, "data": cm.Data})
m := map[string]interface{}{"kind": "ConfigMap", "name": cm.Name, "data": cm.Data}
if len(cm.BinaryData) > 0 {
m["binaryData"] = cm.BinaryData
}
data, err := json.Marshal(m)
if err != nil {
return "", err
}
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18 changes: 17 additions & 1 deletion pkg/kubectl/util/hash/hash_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -32,11 +32,19 @@ func TestConfigMapHash(t *testing.T) {
err string
}{
// empty map
{"empty data", &v1.ConfigMap{Data: map[string]string{}}, "42745tchd9", ""},
{"empty data", &v1.ConfigMap{Data: map[string]string{}, BinaryData: map[string][]byte{}}, "42745tchd9", ""},
// one key
{"one key", &v1.ConfigMap{Data: map[string]string{"one": ""}}, "9g67k2htb6", ""},
// three keys (tests sorting order)
{"three keys", &v1.ConfigMap{Data: map[string]string{"two": "2", "one": "", "three": "3"}}, "f5h7t85m9b", ""},
// empty binary data map
{"empty binary data", &v1.ConfigMap{BinaryData: map[string][]byte{}}, "dk855m5d49", ""},
// one key with binary data
{"one key with binary data", &v1.ConfigMap{BinaryData: map[string][]byte{"one": []byte("")}}, "mk79584b8c", ""},
// three keys with binary data (tests sorting order)
{"three keys with binary data", &v1.ConfigMap{BinaryData: map[string][]byte{"two": []byte("2"), "one": []byte(""), "three": []byte("3")}}, "t458mc6db2", ""},
// two keys, one with string and another with binary data
{"two keys with one each", &v1.ConfigMap{Data: map[string]string{"one": ""}, BinaryData: map[string][]byte{"two": []byte("")}}, "698h7c7t9m", ""},
}

for _, c := range cases {
Expand Down Expand Up @@ -89,6 +97,14 @@ func TestEncodeConfigMap(t *testing.T) {
{"one key", &v1.ConfigMap{Data: map[string]string{"one": ""}}, `{"data":{"one":""},"kind":"ConfigMap","name":""}`, ""},
// three keys (tests sorting order)
{"three keys", &v1.ConfigMap{Data: map[string]string{"two": "2", "one": "", "three": "3"}}, `{"data":{"one":"","three":"3","two":"2"},"kind":"ConfigMap","name":""}`, ""},
// empty binary map
{"empty data", &v1.ConfigMap{BinaryData: map[string][]byte{}}, `{"data":null,"kind":"ConfigMap","name":""}`, ""},
// one key with binary data
{"one key", &v1.ConfigMap{BinaryData: map[string][]byte{"one": []byte("")}}, `{"binaryData":{"one":""},"data":null,"kind":"ConfigMap","name":""}`, ""},
// three keys with binary data (tests sorting order)
{"three keys", &v1.ConfigMap{BinaryData: map[string][]byte{"two": []byte("2"), "one": []byte(""), "three": []byte("3")}}, `{"binaryData":{"one":"","three":"Mw==","two":"Mg=="},"data":null,"kind":"ConfigMap","name":""}`, ""},
// two keys, one string and one binary values
{"two keys with one each", &v1.ConfigMap{Data: map[string]string{"one": ""}, BinaryData: map[string][]byte{"two": []byte("")}}, `{"binaryData":{"two":""},"data":{"one":""},"kind":"ConfigMap","name":""}`, ""},
}
for _, c := range cases {
s, err := encodeConfigMap(c.cm)
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