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keyring_linux.go
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/
keyring_linux.go
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//go:build linux && amd64
/***************************************************************
*
* Copyright (C) 2024, Pelican Project, Morgridge Institute for Research
*
* Licensed under the Apache License, Version 2.0 (the "License"); you
* may not use this file except in compliance with the License. You may
* obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
***************************************************************/
package config
import (
"github.com/jsipprell/keyctl"
)
func TryGetPassword() ([]byte, error) {
keyring, err := keyctl.SessionKeyring()
if err != nil {
return make([]byte, 0), err
}
key, err := keyring.Search("osdf-oauth2-password")
if err != nil {
return make([]byte, 0), err
}
if key == nil {
return make([]byte, 0), nil
}
data, err := key.Get()
if err != nil {
return make([]byte, 0), err
}
return data, nil
}
func SavePassword(password []byte) error {
keyring, err := keyctl.SessionKeyring()
if err != nil {
return err
}
key, err := keyring.Add("osdf-oauth2-password", password)
if err != nil {
return err
}
// IGTF guidelines state that unencrypted credentials should last for
// no longer than 1M seconds. These credentials potentially last longer
// so instead we keep them unencrypted in memory for approximately a day.
err = key.ExpireAfter(100000)
if err != nil {
return err
}
return nil
}