minio/cmd/healthinfo_linux.go

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// +build linux
/*
* MinIO Cloud Storage, (C) 2020 MinIO, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package cmd
import (
"context"
"fmt"
"net/http"
"strings"
"github.com/minio/minio/pkg/madmin"
"github.com/minio/minio/pkg/smart"
diskhw "github.com/shirou/gopsutil/v3/disk"
"github.com/shirou/gopsutil/v3/host"
)
func getLocalOsInfo(ctx context.Context, r *http.Request) madmin.ServerOsInfo {
addr := r.Host
if globalIsDistErasure {
addr = globalLocalNodeName
}
srvrOsInfo := madmin.ServerOsInfo{Addr: addr}
var err error
srvrOsInfo.Info, err = host.InfoWithContext(ctx)
if err != nil {
return madmin.ServerOsInfo{
Addr: addr,
Error: fmt.Sprintf("info: %v", err),
}
}
srvrOsInfo.Sensors, err = host.SensorsTemperaturesWithContext(ctx)
if err != nil {
// Set error only when it's not of WARNINGS type
if _, isWarning := err.(*host.Warnings); !isWarning {
srvrOsInfo.Error = fmt.Sprintf("sensors-temp: %v", err)
}
}
// ignore user err, as it cannot be obtained reliably inside containers
srvrOsInfo.Users, _ = host.UsersWithContext(ctx)
return srvrOsInfo
}
func getLocalDiskHwInfo(ctx context.Context, r *http.Request) madmin.ServerDiskHwInfo {
addr := r.Host
if globalIsDistErasure {
addr = globalLocalNodeName
}
parts, err := diskhw.PartitionsWithContext(ctx, true)
if err != nil {
return madmin.ServerDiskHwInfo{
Addr: addr,
Error: fmt.Sprintf("partitions: %v", err),
}
}
drives := []string{}
paths := []string{}
partitions := []madmin.PartitionStat{}
for _, part := range parts {
device := part.Device
path := part.Mountpoint
if strings.Index(device, "/dev/") == 0 {
if strings.Contains(device, "loop") {
continue
}
if strings.Contains(device, "/dev/fuse") {
continue
}
drives = append(drives, device)
paths = append(paths, path)
smartInfo, err := smart.GetInfo(device)
if err != nil {
smartInfo.Error = fmt.Sprintf("smart: %v", err)
}
partition := madmin.PartitionStat{
Device: part.Device,
Mountpoint: part.Mountpoint,
Fstype: part.Fstype,
Opts: strings.Join(part.Opts, ","),
SmartInfo: smartInfo,
}
partitions = append(partitions, partition)
}
}
ioCounters, err := diskhw.IOCountersWithContext(ctx, drives...)
if err != nil {
return madmin.ServerDiskHwInfo{
Addr: addr,
Error: fmt.Sprintf("iocounters: %v", err),
}
}
usages := []*diskhw.UsageStat{}
for _, path := range paths {
usage, err := diskhw.UsageWithContext(ctx, path)
if err != nil {
return madmin.ServerDiskHwInfo{
Addr: addr,
Error: fmt.Sprintf("usage: %v", err),
}
}
usages = append(usages, usage)
}
return madmin.ServerDiskHwInfo{
Addr: addr,
Usage: usages,
Partitions: partitions,
Counters: ioCounters,
Error: "",
}
}