More debug info
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1 changed files with 8 additions and 8 deletions
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@ -108,7 +108,7 @@ var (
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// CheckPublicKeyString checks if the given public key string is recognized by SSH.
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func CheckPublicKeyString(content string) (bool, error) {
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if strings.ContainsAny(content, "\n\r") {
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return false, errors.New("Only a single line with a single key please")
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return false, errors.New("only a single line with a single key please")
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}
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// write the key to a file…
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@ -136,19 +136,19 @@ func CheckPublicKeyString(content string) (bool, error) {
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sshKeygenOutput := strings.Split(stdout, " ")
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if len(sshKeygenOutput) < 4 {
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return false, errors.New("Not enough fields returned by ssh-keygen -l -f")
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return false, fmt.Errorf("not enough fields returned by ssh-keygen -l -f: %v", sshKeygenOutput)
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}
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// Check if key type and key size match.
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keySize, err := com.StrTo(sshKeygenOutput[0]).Int()
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if err != nil {
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return false, errors.New("Cannot get key size of the given key")
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keySize := com.StrTo(sshKeygenOutput[0]).MustInt()
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if keySize == 0 {
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return false, errors.New("cannot get key size of the given key")
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}
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keyType := strings.TrimSpace(sshKeygenOutput[len(sshKeygenOutput)-1])
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if minimumKeySize := MinimumKeySize[keyType]; minimumKeySize == 0 {
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return false, errors.New("Sorry, unrecognized public key type")
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return false, errors.New("sorry, unrecognized public key type")
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} else if keySize < minimumKeySize {
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return false, fmt.Errorf("The minimum accepted size of a public key %s is %d", keyType, minimumKeySize)
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return false, fmt.Errorf("the minimum accepted size of a public key %s is %d", keyType, minimumKeySize)
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}
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return true, nil
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@ -204,7 +204,7 @@ func AddPublicKey(key *PublicKey) (err error) {
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if err != nil {
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return errors.New("ssh-keygen -l -f: " + stderr)
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} else if len(stdout) < 2 {
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return errors.New("Not enough output for calculating fingerprint")
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return errors.New("not enough output for calculating fingerprint: " + stdout)
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}
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key.Fingerprint = strings.Split(stdout, " ")[1]
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