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136 lines
3.7 KiB
Go
136 lines
3.7 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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"os"
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"strings"
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"time"
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"github.com/minio/madmin-go"
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"github.com/minio/minio/internal/disk"
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)
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//go:generate stringer -type=osMetric -trimprefix=osMetric $GOFILE
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type osMetric uint8
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const (
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osMetricRemoveAll osMetric = iota
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osMetricMkdirAll
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osMetricRename
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osMetricOpenFile
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osMetricOpen
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osMetricOpenFileDirectIO
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osMetricLstat
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osMetricRemove
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osMetricStat
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osMetricAccess
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// .... add more
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osMetricLast
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)
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func osTrace(s osMetric, startTime time.Time, duration time.Duration, path string) madmin.TraceInfo {
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return madmin.TraceInfo{
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TraceType: madmin.TraceOS,
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Time: startTime,
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NodeName: globalLocalNodeName,
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FuncName: "os." + s.String(),
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OSStats: madmin.TraceOSStats{
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Duration: duration,
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Path: path,
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},
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}
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}
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func updateOSMetrics(s osMetric, paths ...string) func() {
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if globalTrace.NumSubscribers() == 0 {
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return func() {}
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}
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startTime := time.Now()
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return func() {
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duration := time.Since(startTime)
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globalTrace.Publish(osTrace(s, startTime, duration, strings.Join(paths, " -> ")))
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}
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}
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// RemoveAll captures time taken to call the underlying os.RemoveAll
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func RemoveAll(dirPath string) error {
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defer updateOSMetrics(osMetricRemoveAll, dirPath)()
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return os.RemoveAll(dirPath)
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}
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// MkdirAll captures time taken to call os.MkdirAll
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func MkdirAll(dirPath string, mode os.FileMode) error {
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defer updateOSMetrics(osMetricMkdirAll, dirPath)()
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return os.MkdirAll(dirPath, mode)
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}
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// Rename captures time taken to call os.Rename
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func Rename(src, dst string) error {
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defer updateOSMetrics(osMetricRename, src, dst)()
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return os.Rename(src, dst)
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}
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// OpenFile captures time taken to call os.OpenFile
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func OpenFile(name string, flag int, perm os.FileMode) (*os.File, error) {
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defer updateOSMetrics(osMetricOpenFile, name)()
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return os.OpenFile(name, flag, perm)
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}
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// Access captures time taken to call syscall.Access()
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// on windows, plan9 and solaris syscall.Access uses
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// os.Lstat()
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func Access(name string) error {
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defer updateOSMetrics(osMetricAccess, name)()
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return access(name)
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}
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// Open captures time taken to call os.Open
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func Open(name string) (*os.File, error) {
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defer updateOSMetrics(osMetricOpen, name)()
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return os.Open(name)
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}
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// OpenFileDirectIO captures time taken to call disk.OpenFileDirectIO
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func OpenFileDirectIO(name string, flag int, perm os.FileMode) (*os.File, error) {
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defer updateOSMetrics(osMetricOpenFileDirectIO, name)()
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return disk.OpenFileDirectIO(name, flag, perm)
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}
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// Lstat captures time taken to call os.Lstat
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func Lstat(name string) (os.FileInfo, error) {
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defer updateOSMetrics(osMetricLstat, name)()
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return os.Lstat(name)
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}
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// Remove captures time taken to call os.Remove
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func Remove(deletePath string) error {
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defer updateOSMetrics(osMetricRemove, deletePath)()
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return os.Remove(deletePath)
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}
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// Stat captures time taken to call os.Stat
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func Stat(name string) (os.FileInfo, error) {
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defer updateOSMetrics(osMetricStat, name)()
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return os.Stat(name)
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}
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