100 lines
3.1 KiB
Go
100 lines
3.1 KiB
Go
// This file is part of MinIO Console Server
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// Copyright (c) 2020 MinIO, Inc.
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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 restapi
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import (
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"context"
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"log"
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"time"
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"github.com/go-openapi/runtime/middleware"
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"github.com/go-openapi/swag"
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"github.com/minio/console/models"
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"github.com/minio/console/restapi/operations"
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"github.com/minio/console/restapi/operations/admin_api"
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)
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func registerAdminInfoHandlers(api *operations.ConsoleAPI) {
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// return usage stats
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api.AdminAPIAdminInfoHandler = admin_api.AdminInfoHandlerFunc(func(params admin_api.AdminInfoParams, session *models.Principal) middleware.Responder {
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infoResp, err := getAdminInfoResponse(session)
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if err != nil {
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return admin_api.NewAdminInfoDefault(500).WithPayload(&models.Error{Code: 500, Message: swag.String(err.Error())})
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}
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return admin_api.NewAdminInfoOK().WithPayload(infoResp)
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})
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}
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type usageInfo struct {
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Buckets int64
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Objects int64
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Usage int64
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DisksUsage int64
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}
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// getAdminInfo invokes admin info and returns a parsed `usageInfo` structure
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func getAdminInfo(ctx context.Context, client MinioAdmin) (*usageInfo, error) {
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serverInfo, err := client.serverInfo(ctx)
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if err != nil {
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return nil, err
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}
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// we are trimming uint64 to int64 this will report an incorrect measurement for numbers greater than
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// 9,223,372,036,854,775,807
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var usedSpace int64
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for _, serv := range serverInfo.Servers {
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for _, disk := range serv.Disks {
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usedSpace += int64(disk.UsedSpace)
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}
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}
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return &usageInfo{
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Buckets: int64(serverInfo.Buckets.Count),
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Objects: int64(serverInfo.Objects.Count),
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Usage: int64(serverInfo.Usage.Size),
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DisksUsage: usedSpace,
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}, nil
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}
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// getAdminInfoResponse returns the response containing total buckets, objects and usage.
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func getAdminInfoResponse(session *models.Principal) (*models.AdminInfoResponse, error) {
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mAdmin, err := newMAdminClient(session)
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if err != nil {
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log.Println("error creating Madmin Client:", err)
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return nil, err
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}
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// create a minioClient interface implementation
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// defining the client to be used
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adminClient := adminClient{client: mAdmin}
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// 20 seconds timeout
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ctx, cancel := context.WithTimeout(context.Background(), 20*time.Second)
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defer cancel()
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// serialize output
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usage, err := getAdminInfo(ctx, adminClient)
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if err != nil {
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log.Println("error getting information:", err)
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return nil, err
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}
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sessionResp := &models.AdminInfoResponse{
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Buckets: usage.Buckets,
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Objects: usage.Objects,
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Usage: usage.Usage,
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}
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return sessionResp, nil
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}
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