mirror of
https://github.com/minio/minio.git
synced 2024-12-25 06:35:56 -05:00
348 lines
8.0 KiB
Go
348 lines
8.0 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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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 cmd
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import (
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"context"
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"fmt"
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"net/http"
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"os"
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"sync"
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"syscall"
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"github.com/minio/minio/pkg/disk"
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"github.com/minio/minio/pkg/madmin"
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cpuhw "github.com/shirou/gopsutil/v3/cpu"
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memhw "github.com/shirou/gopsutil/v3/mem"
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"github.com/shirou/gopsutil/v3/process"
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)
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func getLocalCPUInfo(ctx context.Context, r *http.Request) madmin.ServerCPUInfo {
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addr := r.Host
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if globalIsDistErasure {
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addr = globalLocalNodeName
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}
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info, err := cpuhw.InfoWithContext(ctx)
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if err != nil {
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return madmin.ServerCPUInfo{
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Addr: addr,
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Error: fmt.Sprintf("info: %v", err),
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}
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}
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time, err := cpuhw.TimesWithContext(ctx, false)
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if err != nil {
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return madmin.ServerCPUInfo{
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Addr: addr,
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Error: fmt.Sprintf("times: %v", err),
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}
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}
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return madmin.ServerCPUInfo{
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Addr: addr,
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CPUStat: info,
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TimeStat: time,
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}
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}
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func getLocalDrives(ctx context.Context, parallel bool, endpointServerPools EndpointServerPools, r *http.Request) madmin.ServerDrivesInfo {
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var drivesPerfInfo []madmin.DrivePerfInfo
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var wg sync.WaitGroup
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for _, ep := range endpointServerPools {
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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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drivesPerfInfo = append(drivesPerfInfo, madmin.DrivePerfInfo{
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Path: endpoint.Path,
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Error: fmt.Sprintf("stat: %v", err),
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})
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continue
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}
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measurePath := pathJoin(minioMetaTmpBucket, mustGetUUID())
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measure := func(path string) {
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defer wg.Done()
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driveInfo := madmin.DrivePerfInfo{
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Path: path,
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}
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latency, throughput, err := disk.GetHealthInfo(ctx, path, pathJoin(path, measurePath))
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if err != nil {
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driveInfo.Error = fmt.Sprintf("health-info: %v", err)
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} else {
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driveInfo.Latency = latency
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driveInfo.Throughput = throughput
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}
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drivesPerfInfo = append(drivesPerfInfo, driveInfo)
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}
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wg.Add(1)
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if parallel {
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go measure(endpoint.Path)
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} else {
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measure(endpoint.Path)
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}
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}
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}
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}
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wg.Wait()
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addr := r.Host
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if globalIsDistErasure {
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addr = globalLocalNodeName
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}
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if parallel {
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return madmin.ServerDrivesInfo{
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Addr: addr,
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Parallel: drivesPerfInfo,
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}
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}
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return madmin.ServerDrivesInfo{
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Addr: addr,
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Serial: drivesPerfInfo,
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}
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}
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func getLocalMemInfo(ctx context.Context, r *http.Request) madmin.ServerMemInfo {
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addr := r.Host
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if globalIsDistErasure {
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addr = globalLocalNodeName
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}
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swap, err := memhw.SwapMemoryWithContext(ctx)
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if err != nil {
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return madmin.ServerMemInfo{
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Addr: addr,
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Error: fmt.Sprintf("swap: %v", err),
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}
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}
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vm, err := memhw.VirtualMemoryWithContext(ctx)
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if err != nil {
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return madmin.ServerMemInfo{
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Addr: addr,
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Error: fmt.Sprintf("virtual-mem: %v", err),
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}
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}
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return madmin.ServerMemInfo{
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Addr: addr,
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SwapMem: swap,
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VirtualMem: vm,
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}
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}
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func getLocalProcInfo(ctx context.Context, r *http.Request) madmin.ServerProcInfo {
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addr := r.Host
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if globalIsDistErasure {
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addr = globalLocalNodeName
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}
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errProcInfo := func(tag string, err error) madmin.ServerProcInfo {
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return madmin.ServerProcInfo{
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Addr: addr,
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Error: fmt.Sprintf("%s: %v", tag, err),
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}
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}
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selfPid := int32(syscall.Getpid())
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self, err := process.NewProcess(selfPid)
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if err != nil {
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return errProcInfo("new-process", err)
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}
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processes := []*process.Process{self}
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sysProcs := []madmin.SysProcess{}
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for _, proc := range processes {
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sysProc := madmin.SysProcess{}
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sysProc.Pid = proc.Pid
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bg, err := proc.BackgroundWithContext(ctx)
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if err != nil {
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return errProcInfo("background", err)
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}
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sysProc.Background = bg
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cpuPercent, err := proc.CPUPercentWithContext(ctx)
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if err != nil {
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return errProcInfo("cpu-percent", err)
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}
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sysProc.CPUPercent = cpuPercent
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children, _ := proc.ChildrenWithContext(ctx)
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for _, c := range children {
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sysProc.Children = append(sysProc.Children, c.Pid)
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}
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cmdLine, err := proc.CmdlineWithContext(ctx)
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if err != nil {
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return errProcInfo("cmdline", err)
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}
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sysProc.CmdLine = cmdLine
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conns, err := proc.ConnectionsWithContext(ctx)
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if err != nil {
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return errProcInfo("conns", err)
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}
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sysProc.ConnectionCount = len(conns)
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createTime, err := proc.CreateTimeWithContext(ctx)
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if err != nil {
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return errProcInfo("create-time", err)
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}
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sysProc.CreateTime = createTime
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cwd, err := proc.CwdWithContext(ctx)
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if err != nil {
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return errProcInfo("cwd", err)
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}
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sysProc.Cwd = cwd
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exe, err := proc.ExeWithContext(ctx)
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if err != nil {
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return errProcInfo("exe", err)
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}
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sysProc.Exe = exe
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gids, err := proc.GidsWithContext(ctx)
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if err != nil {
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return errProcInfo("gids", err)
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}
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sysProc.Gids = gids
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ioCounters, err := proc.IOCountersWithContext(ctx)
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if err != nil {
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return errProcInfo("iocounters", err)
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}
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sysProc.IOCounters = ioCounters
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isRunning, err := proc.IsRunningWithContext(ctx)
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if err != nil {
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return errProcInfo("is-running", err)
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}
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sysProc.IsRunning = isRunning
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memInfo, err := proc.MemoryInfoWithContext(ctx)
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if err != nil {
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return errProcInfo("mem-info", err)
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}
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sysProc.MemInfo = memInfo
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memMaps, err := proc.MemoryMapsWithContext(ctx, true)
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if err != nil {
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return errProcInfo("mem-maps", err)
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}
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sysProc.MemMaps = memMaps
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memPercent, err := proc.MemoryPercentWithContext(ctx)
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if err != nil {
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return errProcInfo("mem-percent", err)
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}
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sysProc.MemPercent = memPercent
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name, err := proc.NameWithContext(ctx)
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if err != nil {
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return errProcInfo("name", err)
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}
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sysProc.Name = name
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// Refer for more information on NetIOCounters
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// is useless https://github.com/shirou/gopsutil/issues/429
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nice, err := proc.NiceWithContext(ctx)
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if err != nil {
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return errProcInfo("nice", err)
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}
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sysProc.Nice = nice
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numCtxSwitches, err := proc.NumCtxSwitchesWithContext(ctx)
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if err != nil {
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return errProcInfo("num-ctx-switches", err)
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}
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sysProc.NumCtxSwitches = numCtxSwitches
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numFds, err := proc.NumFDsWithContext(ctx)
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if err != nil {
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return errProcInfo("num-fds", err)
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}
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sysProc.NumFds = numFds
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numThreads, err := proc.NumThreadsWithContext(ctx)
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if err != nil {
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return errProcInfo("num-threads", err)
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}
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sysProc.NumThreads = numThreads
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pageFaults, err := proc.PageFaultsWithContext(ctx)
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if err != nil {
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return errProcInfo("page-faults", err)
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}
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sysProc.PageFaults = pageFaults
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parent, err := proc.ParentWithContext(ctx)
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if err == nil {
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sysProc.Parent = parent.Pid
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}
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ppid, err := proc.PpidWithContext(ctx)
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if err == nil {
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sysProc.Ppid = ppid
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}
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status, err := proc.StatusWithContext(ctx)
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if err != nil {
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return errProcInfo("status", err)
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}
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sysProc.Status = status[0]
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tgid, err := proc.Tgid()
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if err != nil {
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return errProcInfo("tgid", err)
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}
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sysProc.Tgid = tgid
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times, err := proc.TimesWithContext(ctx)
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if err != nil {
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return errProcInfo("times", err)
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}
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sysProc.Times = times
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uids, err := proc.UidsWithContext(ctx)
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if err != nil {
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return errProcInfo("uids", err)
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}
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sysProc.Uids = uids
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username, err := proc.UsernameWithContext(ctx)
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if err != nil {
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return errProcInfo("username", err)
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}
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sysProc.Username = username
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sysProcs = append(sysProcs, sysProc)
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}
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return madmin.ServerProcInfo{
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Addr: addr,
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Processes: sysProcs,
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}
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}
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