Use ErrKeyUnableToVerify if fail to calc fingerprint in ssh-keygen (#10863)

* Use ErrKeyUnableToVerify if fail to calc fingerprint in ssh-keygen

Fix #3985

Signed-off-by: Andrew Thornton <art27@cantab.net>

* Pass up the unable to verify
This commit is contained in:
zeripath 2020-03-28 17:24:55 +00:00 committed by GitHub
parent f9f2c163b1
commit ea67e563dd
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 10 additions and 0 deletions

View File

@ -425,6 +425,9 @@ func calcFingerprintSSHKeygen(publicKeyContent string) (string, error) {
defer os.Remove(tmpPath) defer os.Remove(tmpPath)
stdout, stderr, err := process.GetManager().Exec("AddPublicKey", "ssh-keygen", "-lf", tmpPath) stdout, stderr, err := process.GetManager().Exec("AddPublicKey", "ssh-keygen", "-lf", tmpPath)
if err != nil { if err != nil {
if strings.Contains(stderr, "is not a public key file") {
return "", ErrKeyUnableVerify{stderr}
}
return "", fmt.Errorf("'ssh-keygen -lf %s' failed with error '%s': %s", tmpPath, err, stderr) return "", fmt.Errorf("'ssh-keygen -lf %s' failed with error '%s': %s", tmpPath, err, stderr)
} else if len(stdout) < 2 { } else if len(stdout) < 2 {
return "", errors.New("not enough output for calculating fingerprint: " + stdout) return "", errors.New("not enough output for calculating fingerprint: " + stdout)
@ -455,6 +458,10 @@ func calcFingerprint(publicKeyContent string) (string, error) {
fp, err = calcFingerprintSSHKeygen(publicKeyContent) fp, err = calcFingerprintSSHKeygen(publicKeyContent)
} }
if err != nil { if err != nil {
if IsErrKeyUnableVerify(err) {
log.Info("%s", publicKeyContent)
return "", err
}
return "", fmt.Errorf("%s: %v", fnName, err) return "", fmt.Errorf("%s: %v", fnName, err)
} }
return fp, nil return fp, nil

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@ -92,6 +92,9 @@ func KeysPost(ctx *context.Context, form auth.AddKeyForm) {
ctx.Data["Err_Title"] = true ctx.Data["Err_Title"] = true
ctx.RenderWithErr(ctx.Tr("settings.ssh_key_name_used"), tplSettingsKeys, &form) ctx.RenderWithErr(ctx.Tr("settings.ssh_key_name_used"), tplSettingsKeys, &form)
case models.IsErrKeyUnableVerify(err):
ctx.Flash.Info(ctx.Tr("form.unable_verify_ssh_key"))
ctx.Redirect(setting.AppSubURL + "/user/settings/keys")
default: default:
ctx.ServerError("AddPublicKey", err) ctx.ServerError("AddPublicKey", err)
} }