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Do not process empty yaml objects (fixes #222)

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This commit is contained in:
Vladimir Zorin 2019-03-14 13:36:26 +02:00
parent dc91c4850b
commit 567532d74d
1 changed files with 19 additions and 5 deletions
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24
pkg/deploy/controller.go
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@ -251,6 +251,17 @@ func checksum(bytes []byte) string {
return hex.EncodeToString(d[:]) return hex.EncodeToString(d[:])
} }
func isEmptyYaml(yaml []byte) bool {
isEmpty := true
lines := bytes.Split(yaml, []byte("\n"))
for _, k := range lines {
if string(k) != "---" && !bytes.HasPrefix(k, []byte("#")) && string(k) != "" {
isEmpty = false
}
}
return isEmpty
}
func yamlToObjects(in io.Reader) ([]runtime.Object, error) { func yamlToObjects(in io.Reader) ([]runtime.Object, error) {
var result []runtime.Object var result []runtime.Object
reader := yamlDecoder.NewYAMLReader(bufio.NewReaderSize(in, 4096)) reader := yamlDecoder.NewYAMLReader(bufio.NewReaderSize(in, 4096))
@ -263,12 +274,14 @@ func yamlToObjects(in io.Reader) ([]runtime.Object, error) {
return nil, err return nil, err
} }
obj, err := toObjects(raw) if !isEmptyYaml(raw) {
if err != nil { obj, err := toObjects(raw)
return nil, err if err != nil {
} return nil, err
}
result = append(result, obj...) result = append(result, obj...)
}
} }
return result, nil return result, nil
@ -279,6 +292,7 @@ func toObjects(bytes []byte) ([]runtime.Object, error) {
if err != nil { if err != nil {
return nil, err return nil, err
} }
obj, _, err := unstructured.UnstructuredJSONScheme.Decode(bytes, nil, nil) obj, _, err := unstructured.UnstructuredJSONScheme.Decode(bytes, nil, nil)
if err != nil { if err != nil {
return nil, err return nil, err