Files
object-browser/operatorapi/parity.go

64 lines
2.2 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 operatorapi
import (
"context"
"fmt"
errors "github.com/minio/console/restapi"
"github.com/minio/console/pkg/utils"
"github.com/go-openapi/runtime/middleware"
"github.com/minio/console/models"
"github.com/minio/console/operatorapi/operations"
"github.com/minio/console/operatorapi/operations/operator_api"
)
func registerParityHandlers(api *operations.OperatorAPI) {
api.OperatorAPIGetParityHandler = operator_api.GetParityHandlerFunc(func(params operator_api.GetParityParams, principal *models.Principal) middleware.Responder {
resp, err := getParityResponse(params)
if err != nil {
return operator_api.NewGetParityDefault(int(err.Code)).WithPayload(err)
}
return operator_api.NewGetParityOK().WithPayload(resp)
})
}
func GetParityInfo(nodes int64, disksPerNode int64) (models.ParityResponse, error) {
parityVals, err := utils.PossibleParityValues(fmt.Sprintf(`http://minio{1...%d}/export/set{1...%d}`, nodes, disksPerNode))
if err != nil {
return nil, err
}
return parityVals, nil
}
func getParityResponse(params operator_api.GetParityParams) (models.ParityResponse, *models.Error) {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
nodes := params.Nodes
disksPerNode := params.DisksPerNode
parityValues, err := GetParityInfo(nodes, disksPerNode)
if err != nil {
errors.LogError("error getting parity info: %v", err)
return nil, errors.ErrorWithContext(ctx, err)
}
return parityValues, nil
}