647796e93a
- standardize the authentication interface - required the unrequire - first draft cleanup and reduction of code
64 lines
1.5 KiB
Go
64 lines
1.5 KiB
Go
/*
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Copyright 2015 Home Office All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package main
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import (
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"fmt"
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"os"
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"github.com/hashicorp/vault/api"
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)
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// token authentication plugin
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type authTokenPlugin struct {
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// the vault client
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client *api.Client
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}
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// NewUserTokenPlugin ... creates a new User Token plugin
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func NewUserTokenPlugin(client *api.Client) AuthInterface {
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return &authTokenPlugin{
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client: client,
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}
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}
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// create ... retrieves the token from an environment variable or file
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func (r authTokenPlugin) Create(cfg map[string]string) (string, error) {
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filename, _ := cfg["filename"]
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if filename != "" {
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content, err := readConfigFile(filename)
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if err != nil {
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return "", err
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}
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// check: ensure we have a token in the file
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token, found := content["token"]
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if !found {
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fmt.Errorf("the auth file: %s does not contain a token", filename)
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}
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return token, nil
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}
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// step: check the VAULT_TOKEN
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if val := os.Getenv("VAULT_TOKEN"); val != "" {
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return val, nil
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}
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return "", fmt.Errorf("no token provided")
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}
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