forked from minio/console
/
utils.go
163 lines (138 loc) · 4.13 KB
/
utils.go
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// 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 subnet
import (
"bytes"
"encoding/base64"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net/http"
"github.com/mantle-labs/console/pkg/utils"
"github.com/minio/madmin-go"
mc "github.com/minio/mc/cmd"
"github.com/minio/pkg/env"
)
const (
subnetRespBodyLimit = 1 << 20 // 1 MiB
)
func subnetBaseURL() string {
return env.Get(ConsoleSubnetURL, "https://subnet.min.io")
}
func subnetRegisterURL() string {
return subnetBaseURL() + "/api/cluster/register"
}
func subnetLoginURL() string {
return subnetBaseURL() + "/api/auth/login"
}
func subnetOrgsURL() string {
return subnetBaseURL() + "/api/auth/organizations"
}
func subnetMFAURL() string {
return subnetBaseURL() + "/api/auth/mfa-login"
}
func GenerateRegToken(clusterRegInfo mc.ClusterRegistrationInfo) (string, error) {
token, e := json.Marshal(clusterRegInfo)
if e != nil {
return "", e
}
return base64.StdEncoding.EncodeToString(token), nil
}
func subnetAuthHeaders(authToken string) map[string]string {
return map[string]string{"Authorization": "Bearer " + authToken}
}
func httpDo(client utils.HTTPClientI, req *http.Request) (*http.Response, error) {
return client.Do(req)
}
func subnetReqDo(client utils.HTTPClientI, r *http.Request, headers map[string]string) (string, error) {
for k, v := range headers {
r.Header.Add(k, v)
}
ct := r.Header.Get("Content-Type")
if len(ct) == 0 {
r.Header.Add("Content-Type", "application/json")
}
resp, e := httpDo(client, r)
if e != nil {
return "", e
}
defer resp.Body.Close()
respBytes, e := ioutil.ReadAll(io.LimitReader(resp.Body, subnetRespBodyLimit))
if e != nil {
return "", e
}
respStr := string(respBytes)
if resp.StatusCode == http.StatusOK {
return respStr, nil
}
return respStr, fmt.Errorf("Request failed with code %d and error: %s", resp.StatusCode, respStr)
}
func subnetGetReq(client utils.HTTPClientI, reqURL string, headers map[string]string) (string, error) {
r, e := http.NewRequest(http.MethodGet, reqURL, nil)
if e != nil {
return "", e
}
return subnetReqDo(client, r, headers)
}
func subnetPostReq(client utils.HTTPClientI, reqURL string, payload interface{}, headers map[string]string) (string, error) {
body, e := json.Marshal(payload)
if e != nil {
return "", e
}
r, e := http.NewRequest(http.MethodPost, reqURL, bytes.NewReader(body))
if e != nil {
return "", e
}
return subnetReqDo(client, r, headers)
}
func GetClusterRegInfo(admInfo madmin.InfoMessage) mc.ClusterRegistrationInfo {
noOfPools := 1
noOfDrives := 0
for _, srvr := range admInfo.Servers {
if srvr.PoolNumber > noOfPools {
noOfPools = srvr.PoolNumber
}
noOfDrives += len(srvr.Disks)
}
totalSpace, usedSpace := getDriveSpaceInfo(admInfo)
return mc.ClusterRegistrationInfo{
DeploymentID: admInfo.DeploymentID,
ClusterName: admInfo.DeploymentID,
UsedCapacity: admInfo.Usage.Size,
Info: mc.ClusterInfo{
MinioVersion: admInfo.Servers[0].Version,
NoOfServerPools: noOfPools,
NoOfServers: len(admInfo.Servers),
NoOfDrives: noOfDrives,
TotalDriveSpace: totalSpace,
UsedDriveSpace: usedSpace,
NoOfBuckets: admInfo.Buckets.Count,
NoOfObjects: admInfo.Objects.Count,
},
}
}
func getDriveSpaceInfo(admInfo madmin.InfoMessage) (uint64, uint64) {
total := uint64(0)
used := uint64(0)
for _, srvr := range admInfo.Servers {
for _, d := range srvr.Disks {
total += d.TotalSpace
used += d.UsedSpace
}
}
return total, used
}