2019-09-12 20:06:12 +02:00
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/*
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* MinIO Cloud Storage, (C) 2019 MinIO, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package cmd
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import (
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"net"
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"net/http"
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"os"
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"strings"
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"github.com/minio/minio-go/pkg/set"
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"github.com/minio/minio/pkg/cpu"
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"github.com/minio/minio/pkg/disk"
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"github.com/minio/minio/pkg/madmin"
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"github.com/minio/minio/pkg/mem"
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2019-10-03 16:48:38 +02:00
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cpuhw "github.com/shirou/gopsutil/cpu"
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)
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2019-11-20 02:42:27 +01:00
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// getLocalMemUsage - returns ServerMemUsageInfo for all zones, endpoints.
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func getLocalMemUsage(endpointZones EndpointZones, r *http.Request) ServerMemUsageInfo {
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var memUsages []mem.Usage
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var historicUsages []mem.Usage
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seenHosts := set.NewStringSet()
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for _, ep := range endpointZones {
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for _, endpoint := range ep.Endpoints {
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if seenHosts.Contains(endpoint.Host) {
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continue
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}
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seenHosts.Add(endpoint.Host)
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// Only proceed for local endpoints
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if endpoint.IsLocal {
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memUsages = append(memUsages, mem.GetUsage())
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historicUsages = append(historicUsages, mem.GetHistoricUsage())
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}
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}
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}
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addr := r.Host
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if globalIsDistXL {
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addr = GetLocalPeer(endpointZones)
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}
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return ServerMemUsageInfo{
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Addr: addr,
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Usage: memUsages,
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HistoricUsage: historicUsages,
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}
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}
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2019-11-20 02:42:27 +01:00
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// getLocalCPULoad - returns ServerCPULoadInfo for all zones, endpoints.
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func getLocalCPULoad(endpointZones EndpointZones, r *http.Request) ServerCPULoadInfo {
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var cpuLoads []cpu.Load
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var historicLoads []cpu.Load
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seenHosts := set.NewStringSet()
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for _, ep := range endpointZones {
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for _, endpoint := range ep.Endpoints {
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if seenHosts.Contains(endpoint.Host) {
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continue
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}
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seenHosts.Add(endpoint.Host)
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// Only proceed for local endpoints
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if endpoint.IsLocal {
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cpuLoads = append(cpuLoads, cpu.GetLoad())
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historicLoads = append(historicLoads, cpu.GetHistoricLoad())
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}
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}
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}
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addr := r.Host
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if globalIsDistXL {
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addr = GetLocalPeer(endpointZones)
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}
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return ServerCPULoadInfo{
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Addr: addr,
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Load: cpuLoads,
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HistoricLoad: historicLoads,
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}
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}
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2019-11-20 02:42:27 +01:00
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// getLocalDrivesPerf - returns ServerDrivesPerfInfo for all zones, endpoints.
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func getLocalDrivesPerf(endpointZones EndpointZones, size int64, r *http.Request) madmin.ServerDrivesPerfInfo {
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var dps []disk.Performance
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for _, ep := range endpointZones {
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for _, endpoint := range ep.Endpoints {
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// Only proceed for local endpoints
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if endpoint.IsLocal {
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if _, err := os.Stat(endpoint.Path); err != nil {
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// Since this drive is not available, add relevant details and proceed
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dps = append(dps, disk.Performance{Path: endpoint.Path, Error: err.Error()})
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continue
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}
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dp := disk.GetPerformance(pathJoin(endpoint.Path, minioMetaTmpBucket, mustGetUUID()), size)
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dp.Path = endpoint.Path
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dps = append(dps, dp)
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}
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}
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}
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addr := r.Host
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if globalIsDistXL {
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addr = GetLocalPeer(endpointZones)
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}
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2019-09-12 23:52:30 +02:00
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return madmin.ServerDrivesPerfInfo{
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Addr: addr,
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Perf: dps,
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}
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}
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2019-11-20 02:42:27 +01:00
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// getLocalCPUInfo - returns ServerCPUHardwareInfo for all zones, endpoints.
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func getLocalCPUInfo(endpointZones EndpointZones, r *http.Request) madmin.ServerCPUHardwareInfo {
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var cpuHardwares []cpuhw.InfoStat
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seenHosts := set.NewStringSet()
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for _, ep := range endpointZones {
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for _, endpoint := range ep.Endpoints {
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if seenHosts.Contains(endpoint.Host) {
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continue
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}
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// Add to the list of visited hosts
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seenHosts.Add(endpoint.Host)
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// Only proceed for local endpoints
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if endpoint.IsLocal {
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cpuHardware, err := cpuhw.Info()
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if err != nil {
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return madmin.ServerCPUHardwareInfo{
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Error: err.Error(),
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}
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}
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cpuHardwares = append(cpuHardwares, cpuHardware...)
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}
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}
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}
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addr := r.Host
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if globalIsDistXL {
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addr = GetLocalPeer(endpointZones)
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}
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return madmin.ServerCPUHardwareInfo{
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Addr: addr,
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CPUInfo: cpuHardwares,
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}
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}
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2019-11-20 02:42:27 +01:00
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// getLocalNetworkInfo - returns ServerNetworkHardwareInfo for all zones, endpoints.
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func getLocalNetworkInfo(endpointZones EndpointZones, r *http.Request) madmin.ServerNetworkHardwareInfo {
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var networkHardwares []net.Interface
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seenHosts := set.NewStringSet()
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for _, ep := range endpointZones {
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for _, endpoint := range ep.Endpoints {
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if seenHosts.Contains(endpoint.Host) {
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continue
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}
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// Add to the list of visited hosts
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seenHosts.Add(endpoint.Host)
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// Only proceed for local endpoints
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if endpoint.IsLocal {
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networkHardware, err := net.Interfaces()
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if err != nil {
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return madmin.ServerNetworkHardwareInfo{
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Error: err.Error(),
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}
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}
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networkHardwares = append(networkHardwares, networkHardware...)
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}
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}
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}
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addr := r.Host
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if globalIsDistXL {
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addr = GetLocalPeer(endpointZones)
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}
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return madmin.ServerNetworkHardwareInfo{
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Addr: addr,
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NetworkInfo: networkHardwares,
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}
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}
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// getLocalServerProperty - returns ServerDrivesPerfInfo for only the
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// local endpoints from given list of endpoints
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func getLocalServerProperty(endpointZones EndpointZones, r *http.Request) madmin.ServerProperties {
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var di madmin.Disk
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var disks []madmin.Disk
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addr := r.Host
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if globalIsDistXL {
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addr = GetLocalPeer(endpointZones)
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}
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network := make(map[string]string)
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hosts := set.NewStringSet()
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for _, ep := range endpointZones {
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for _, endpoint := range ep.Endpoints {
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url := strings.Replace(endpoint.URL.String(), endpoint.Path, "", -1)
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if url == "" {
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url = r.Host
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}
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hosts.Add(url)
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// Only proceed for local endpoints
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if endpoint.IsLocal {
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url = fetchAddress(url)
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network[url] = "online"
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if _, err := os.Stat(endpoint.Path); err != nil {
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continue
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}
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diInfo, _ := disk.GetInfo(endpoint.Path)
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di.State = "ok"
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di.DrivePath = endpoint.Path
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di.TotalSpace = diInfo.Total
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di.UsedSpace = diInfo.Total - diInfo.Free
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di.Utilization = float64((diInfo.Total - diInfo.Free) / diInfo.Total * 100)
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disks = append(disks, di)
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}
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}
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}
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for host := range hosts {
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_, present := network[host]
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if !present {
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err := checkConnection(host)
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host = fetchAddress(host)
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if err != nil {
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network[host] = "offline"
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} else {
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network[host] = "online"
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}
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}
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}
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return madmin.ServerProperties{
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State: "ok",
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Endpoint: addr,
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2019-12-12 02:56:02 +01:00
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Uptime: UTCNow().Unix() - globalBootTime.Unix(),
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Version: Version,
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CommitID: CommitID,
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Network: network,
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Disks: disks,
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}
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}
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// Replaces http and https from address
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func fetchAddress(address string) string {
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if strings.Contains(address, "http://") {
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address = strings.Replace(address, "http://", "", -1)
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} else if strings.Contains(address, "https://") {
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address = strings.Replace(address, "https://", "", -1)
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}
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return address
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}
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