43 lines
859 B
Go
43 lines
859 B
Go
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package remotefetcher
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import (
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"crypto/sha256"
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"encoding/hex"
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"io"
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"os"
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"gopkg.in/yaml.v3"
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)
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type LocalFetcher struct {
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config FetcherConfig
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}
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// Fetch retrieves the file from the specified local file path
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func (l *LocalFetcher) Fetch(source string) ([]byte, error) {
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// Check if the file exists
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if _, err := os.Stat(source); os.IsNotExist(err) {
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if l.config.IgnoreFileNotFound {
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return nil, ErrFileNotFound
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}
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return nil, nil
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}
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file, err := os.Open(source)
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if err != nil {
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return nil, err
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}
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defer file.Close()
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return io.ReadAll(file)
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}
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// Parse decodes the raw data into the provided target structure
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func (l *LocalFetcher) Parse(data []byte, target interface{}) error {
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return yaml.Unmarshal(data, target)
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}
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func (l *LocalFetcher) Hash(data []byte) string {
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hash := sha256.Sum256(data)
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return hex.EncodeToString(hash[:])
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}
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