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https://github.com/gravitational/teleport.git
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Ev Kontsevoy
6150216653
- Renamed "dir" format to "openssh" - Replaced self-made key fingerprinting function with a standard one - Changed fingerprinting from legacy md5 to sha256
32 lines
841 B
Go
32 lines
841 B
Go
package sshutils
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import (
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"github.com/gravitational/trace"
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"golang.org/x/crypto/ssh"
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)
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// Fingerprint returns SSH RFC4716 fingerprint of the key
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func Fingerprint(key ssh.PublicKey) string {
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return ssh.FingerprintSHA256(key)
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}
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// AuthorizedKeyFingerprint returns fingerprint from public key
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// in authorized key format
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func AuthorizedKeyFingerprint(publicKey []byte) (string, error) {
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key, _, _, _, err := ssh.ParseAuthorizedKey(publicKey)
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if err != nil {
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return "", trace.Wrap(err)
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}
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return Fingerprint(key), nil
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}
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// PrivateKeyFingerprint returns fingerprint of the public key
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// extracted from the PEM encoded private key
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func PrivateKeyFingerprint(keyBytes []byte) (string, error) {
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signer, err := ssh.ParsePrivateKey(keyBytes)
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if err != nil {
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return "", trace.Wrap(err)
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}
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return Fingerprint(signer.PublicKey()), nil
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}
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