Files
object-browser/restapi/admin_remote_buckets.go
2021-01-19 15:04:13 -08:00

218 lines
7.3 KiB
Go

// This file is part of MinIO Console Server
// Copyright (c) 2021 MinIO, Inc.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package restapi
import (
"context"
"errors"
"log"
"net/url"
"strconv"
"github.com/go-openapi/runtime/middleware"
"github.com/go-openapi/swag"
"github.com/minio/console/models"
"github.com/minio/console/restapi/operations"
"github.com/minio/console/restapi/operations/user_api"
"github.com/minio/minio/pkg/auth"
"github.com/minio/minio/pkg/madmin"
)
func registerAdminBucketRemoteHandlers(api *operations.ConsoleAPI) {
// return list of remote buckets
api.UserAPIListRemoteBucketsHandler = user_api.ListRemoteBucketsHandlerFunc(func(params user_api.ListRemoteBucketsParams, session *models.Principal) middleware.Responder {
listResp, err := getListRemoteBucketsResponse(session)
if err != nil {
return user_api.NewListRemoteBucketsDefault(500).WithPayload(&models.Error{Code: 500, Message: swag.String(err.Error())})
}
return user_api.NewListRemoteBucketsOK().WithPayload(listResp)
})
// return information about a specific bucket
api.UserAPIRemoteBucketDetailsHandler = user_api.RemoteBucketDetailsHandlerFunc(func(params user_api.RemoteBucketDetailsParams, session *models.Principal) middleware.Responder {
response, err := getRemoteBucketDetailsResponse(session, params)
if err != nil {
return user_api.NewRemoteBucketDetailsDefault(500).WithPayload(&models.Error{Code: 500, Message: swag.String(err.Error())})
}
return user_api.NewRemoteBucketDetailsOK().WithPayload(response)
})
// delete remote bucket
api.UserAPIDeleteRemoteBucketHandler = user_api.DeleteRemoteBucketHandlerFunc(func(params user_api.DeleteRemoteBucketParams, session *models.Principal) middleware.Responder {
err := getDeleteRemoteBucketResponse(session, params)
if err != nil {
return user_api.NewDeleteRemoteBucketDefault(500).WithPayload(&models.Error{Code: 500, Message: swag.String(err.Error())})
}
return user_api.NewDeleteRemoteBucketNoContent()
})
// set remote bucket
api.UserAPIAddRemoteBucketHandler = user_api.AddRemoteBucketHandlerFunc(func(params user_api.AddRemoteBucketParams, session *models.Principal) middleware.Responder {
err := getAddRemoteBucketResponse(session, params)
if err != nil {
return user_api.NewAddRemoteBucketDefault(500).WithPayload(&models.Error{Code: 500, Message: swag.String(err.Error())})
}
return user_api.NewAddRemoteBucketCreated()
})
}
func getListRemoteBucketsResponse(session *models.Principal) (*models.ListRemoteBucketsResponse, error) {
ctx := context.Background()
mAdmin, err := newMAdminClient(session)
if err != nil {
log.Println("error creating Madmin Client:", err)
return nil, err
}
adminClient := adminClient{client: mAdmin}
buckets, err := listRemoteBuckets(ctx, adminClient)
if err != nil {
log.Println("error listing remote buckets:", err)
return nil, err
}
return &models.ListRemoteBucketsResponse{
Buckets: buckets,
Total: int64(len(buckets)),
}, nil
}
func getRemoteBucketDetailsResponse(session *models.Principal, params user_api.RemoteBucketDetailsParams) (*models.RemoteBucket, error) {
ctx := context.Background()
mAdmin, err := newMAdminClient(session)
if err != nil {
log.Println("error creating Madmin Client:", err)
return nil, err
}
adminClient := adminClient{client: mAdmin}
bucket, err := getRemoteBucket(ctx, adminClient, params.Name)
if err != nil {
log.Println("error getting remote bucket details:", err)
return nil, err
}
return bucket, nil
}
func getDeleteRemoteBucketResponse(session *models.Principal, params user_api.DeleteRemoteBucketParams) error {
ctx := context.Background()
mAdmin, err := newMAdminClient(session)
if err != nil {
log.Println("error creating Madmin Client:", err)
return err
}
adminClient := adminClient{client: mAdmin}
err = deleteRemoteBucket(ctx, adminClient, params.SourceBucketName, params.Arn)
if err != nil {
log.Println("error deleting remote bucket: ", err)
return err
}
return err
}
func getAddRemoteBucketResponse(session *models.Principal, params user_api.AddRemoteBucketParams) error {
ctx := context.Background()
mAdmin, err := newMAdminClient(session)
if err != nil {
log.Println("error creating Madmin Client:", err)
return err
}
adminClient := adminClient{client: mAdmin}
err = addRemoteBucket(ctx, adminClient, *params.Body)
if err != nil {
log.Println("error adding remote bucket: ", err)
return err
}
return err
}
func listRemoteBuckets(ctx context.Context, client MinioAdmin) ([]*models.RemoteBucket, error) {
var remoteBuckets []*models.RemoteBucket
buckets, err := client.listRemoteBuckets(ctx, "", "")
if err != nil {
return nil, err
}
for _, bucket := range buckets {
remoteBucket := &models.RemoteBucket{
AccessKey: swag.String(bucket.Credentials.AccessKey),
RemoteARN: swag.String(bucket.Arn),
SecretKey: bucket.Credentials.SecretKey,
Service: "replication",
SourceBucket: swag.String(bucket.SourceBucket),
Status: "",
TargetBucket: bucket.TargetBucket,
TargetURL: bucket.Endpoint,
}
remoteBuckets = append(remoteBuckets, remoteBucket)
}
return remoteBuckets, nil
}
func getRemoteBucket(ctx context.Context, client MinioAdmin, name string) (*models.RemoteBucket, error) {
remoteBucket, err := client.getRemoteBucket(ctx, name, "")
if err != nil {
return nil, err
}
if remoteBucket == nil {
return nil, errors.New("bucket not found")
}
return &models.RemoteBucket{
AccessKey: &remoteBucket.Credentials.AccessKey,
RemoteARN: &remoteBucket.Arn,
SecretKey: remoteBucket.Credentials.SecretKey,
Service: "replication",
SourceBucket: &remoteBucket.SourceBucket,
Status: "",
TargetBucket: remoteBucket.TargetBucket,
TargetURL: remoteBucket.Endpoint,
}, nil
}
func deleteRemoteBucket(ctx context.Context, client MinioAdmin, sourceBucketName, arn string) error {
return client.removeRemoteBucket(ctx, sourceBucketName, arn)
}
func addRemoteBucket(ctx context.Context, client MinioAdmin, params models.CreateRemoteBucket) error {
TargetURL := *params.TargetURL
accessKey := *params.AccessKey
secretKey := *params.SecretKey
u, err := url.Parse(TargetURL)
if err != nil {
return errors.New("malformed Remote target URL")
}
secure := u.Scheme == "https"
host := u.Host
if u.Port() == "" {
port := 80
if secure {
port = 443
}
host = host + ":" + strconv.Itoa(port)
}
creds := &auth.Credentials{AccessKey: accessKey, SecretKey: secretKey}
remoteBucket := &madmin.BucketTarget{
TargetBucket: *params.TargetBucket,
Secure: secure,
Credentials: creds,
Endpoint: host,
Path: "",
API: "s3v4",
Type: "replication",
Region: params.Region,
}
_, err = client.addRemoteBucket(ctx, *params.SourceBucket, remoteBucket)
return err
}