Nathan Coad
f7168d465a
All checks were successful
continuous-integration/drone/push Build is passing
35 lines
774 B
Go
35 lines
774 B
Go
package models
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import "errors"
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// TODO: Look at using shamir's secret sharing to distribute components of the secret key
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var secretKey []byte
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var secretReceived bool
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func ReceiveKey(key string) error {
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// confirm that the key is 32 bytes long exactly
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if len(key) != 32 {
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return errors.New("secret key provided is not exactly 32 bytes long")
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}
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// Store the secret key so that we can access it when encrypting/decrypting
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secretKey = []byte(key)
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secretReceived = true
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return nil
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}
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func ProvideKey() ([]byte, error) {
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// Provide the key when needed to decrypt/encrypt stored secrets
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if secretReceived {
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return secretKey, nil
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} else {
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return nil, errors.New("secret key has not been received")
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}
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}
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func CheckKeyProvided() bool {
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return secretReceived
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}
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