wal-g

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package openpgp
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import (
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	"bytes"
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	"io"
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	"os"
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	"github.com/ProtonMail/go-crypto/openpgp"
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)
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func readKey(path string) (io.Reader, error) {
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	byteData, err := os.ReadFile(path)
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	if err != nil {
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		return nil, err
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	}
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	return bytes.NewReader(byteData), nil
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}
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func readPGPKey(path string) (openpgp.EntityList, error) {
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	gpgKeyReader, err := readKey(path)
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	if err != nil {
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		return nil, err
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	}
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	entityList, err := openpgp.ReadArmoredKeyRing(gpgKeyReader)
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	if err != nil {
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		return nil, err
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	}
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	return entityList, nil
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}
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func decryptSecretKey(entityList openpgp.EntityList, passphrase string) error {
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	passphraseBytes := []byte(passphrase)
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	for _, entity := range entityList {
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		err := entity.PrivateKey.Decrypt(passphraseBytes)
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		if err != nil {
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			return err
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		}
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		for _, subKey := range entity.Subkeys {
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			err := subKey.PrivateKey.Decrypt(passphraseBytes)
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			if err != nil {
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				return err
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			}
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		}
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	}
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	return nil
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}
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