mirror of
https://github.com/minio/minio.git
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464b9d7c80
- Adds an STS API `AssumeRoleWithCustomToken` that can be used to authenticate via the Id. Mgmt. Plugin. - Adds a sample identity manager plugin implementation - Add doc for plugin and STS API - Add an example program using go SDK for AssumeRoleWithCustomToken
122 lines
3.4 KiB
Go
122 lines
3.4 KiB
Go
//go:build ignore
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// +build ignore
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// Copyright (c) 2015-2022 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package main
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import (
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"context"
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"flag"
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"fmt"
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"log"
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"net/url"
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"time"
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"github.com/minio/minio-go/v7"
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cr "github.com/minio/minio-go/v7/pkg/credentials"
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)
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var (
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// LDAP integrated Minio endpoint
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stsEndpoint string
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// token to use with AssumeRoleWithCustomToken
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token string
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// Role ARN to use
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roleArn string
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// Display credentials flag
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displayCreds bool
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// Credential expiry duration
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expiryDuration time.Duration
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// Bucket to list
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bucketToList string
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)
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func init() {
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flag.StringVar(&stsEndpoint, "sts-ep", "http://localhost:9000", "STS endpoint")
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flag.StringVar(&token, "t", "", "Token to use with AssumeRoleWithCustomToken STS API (required)")
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flag.StringVar(&roleArn, "r", "", "RoleARN to use with the request (required)")
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flag.BoolVar(&displayCreds, "d", false, "Only show generated credentials")
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flag.DurationVar(&expiryDuration, "e", 0, "Request a duration of validity for the generated credential")
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flag.StringVar(&bucketToList, "b", "mybucket", "Bucket to list (defaults to mybucket)")
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}
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func main() {
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flag.Parse()
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if token == "" || roleArn == "" {
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flag.PrintDefaults()
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return
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}
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// The credentials package in minio-go provides an interface to call the
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// AssumeRoleWithCustomToken STS API.
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var opts []cr.CustomTokenOpt
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if expiryDuration != 0 {
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opts = append(opts, cr.CustomTokenValidityOpt(expiryDuration))
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}
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// Initialize
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li, err := cr.NewCustomTokenCredentials(stsEndpoint, token, roleArn, opts...)
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if err != nil {
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log.Fatalf("Error initializing CustomToken Identity: %v", err)
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}
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v, err := li.Get()
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if err != nil {
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log.Fatalf("Error retrieving STS credentials: %v", err)
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}
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if displayCreds {
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fmt.Println("Only displaying credentials:")
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fmt.Println("AccessKeyID:", v.AccessKeyID)
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fmt.Println("SecretAccessKey:", v.SecretAccessKey)
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fmt.Println("SessionToken:", v.SessionToken)
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return
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}
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// Use generated credentials to authenticate with MinIO server
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stsEndpointURL, err := url.Parse(stsEndpoint)
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if err != nil {
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log.Fatalf("Error parsing sts endpoint: %v", err)
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}
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copts := &minio.Options{
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Creds: li,
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Secure: stsEndpointURL.Scheme == "https",
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}
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minioClient, err := minio.New(stsEndpointURL.Host, copts)
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if err != nil {
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log.Fatalf("Error initializing client: ", err)
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}
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// Use minIO Client object normally like the regular client.
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fmt.Printf("Calling list objects on bucket named `%s` with temp creds:\n===\n", bucketToList)
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objCh := minioClient.ListObjects(context.Background(), bucketToList, minio.ListObjectsOptions{})
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for obj := range objCh {
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if obj.Err != nil {
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log.Fatalf("Listing error: %v", obj.Err)
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}
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fmt.Printf("Key: %s\nSize: %d\nLast Modified: %s\n===\n", obj.Key, obj.Size, obj.LastModified)
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}
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}
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