548 lines
16 KiB
Go
548 lines
16 KiB
Go
// s3-benchmark.go
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// Copyright (c) 2017 Wasabi Technology, Inc.
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package main
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import (
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"bytes"
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"crypto/hmac"
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"crypto/md5"
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"crypto/sha1"
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"crypto/tls"
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"encoding/base64"
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"flag"
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"fmt"
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"io"
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"io/ioutil"
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"log"
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"math/rand"
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"net"
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"net/http"
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"os"
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"sort"
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"strings"
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"sync"
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"sync/atomic"
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"time"
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"code.cloudfoundry.org/bytefmt"
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"github.com/aws/aws-sdk-go/aws"
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"github.com/aws/aws-sdk-go/aws/credentials"
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"github.com/aws/aws-sdk-go/aws/session"
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"github.com/aws/aws-sdk-go/service/s3"
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)
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// Global variables
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var access_key, secret_key, url_host, bucket, region, sizeArg string
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var duration_secs, threads, loops int
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var object_size uint64
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var object_data []byte
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var object_data_md5 string
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var running_threads, upload_count, download_count, delete_count, upload_slowdown_count, download_slowdown_count, delete_slowdown_count int32
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var endtime, upload_finish, download_finish, delete_finish time.Time
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func logit(msg string) {
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fmt.Println(msg)
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logfile, _ := os.OpenFile("benchmark.log", os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0666)
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if logfile != nil {
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logfile.WriteString(time.Now().Format(http.TimeFormat) + ": " + msg + "\n")
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logfile.Close()
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}
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}
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// Our HTTP transport used for the roundtripper below
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var HTTPTransport http.RoundTripper = &http.Transport{
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Proxy: http.ProxyFromEnvironment,
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Dial: (&net.Dialer{
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Timeout: 30 * time.Second,
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KeepAlive: 30 * time.Second,
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}).Dial,
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TLSHandshakeTimeout: 10 * time.Second,
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ExpectContinueTimeout: 0,
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// Allow an unlimited number of idle connections
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MaxIdleConnsPerHost: 4096,
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MaxIdleConns: 0,
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// But limit their idle time
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IdleConnTimeout: time.Minute,
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// Ignore TLS errors
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TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
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}
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var httpClient = &http.Client{Transport: HTTPTransport}
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func getS3Client() *s3.S3 {
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// Build our config
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creds := credentials.NewStaticCredentials(access_key, secret_key, "")
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loglevel := aws.LogOff
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// Build the rest of the configuration
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awsConfig := &aws.Config{
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Region: aws.String(region),
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Endpoint: aws.String(url_host),
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Credentials: creds,
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LogLevel: &loglevel,
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S3ForcePathStyle: aws.Bool(true),
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S3Disable100Continue: aws.Bool(true),
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// Comment following to use default transport
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HTTPClient: &http.Client{Transport: HTTPTransport},
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}
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session := session.New(awsConfig)
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client := s3.New(session)
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if client == nil {
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log.Fatalf("FATAL: Unable to create new client.")
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}
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// Return success
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return client
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}
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func createBucket(ignore_errors bool) {
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// Get a client
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// client := getS3Client()
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// Create our bucket (may already exist without error)
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svc := s3.New(session.New(), cfg)
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in := &s3.CreateBucketInput{Bucket: aws.String(bucket)}
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if _, err := svc.CreateBucket(in); err != nil &&
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!strings.Contains(err.Error(), s3.ErrCodeBucketAlreadyOwnedByYou) {
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if ignore_errors {
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log.Printf("WARNING: createBucket %s error, ignoring %v", bucket, err)
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} else {
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log.Fatalf("FATAL: Unable to create bucket %s (is your access and secret correct?): %v", bucket, err)
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}
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}
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}
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func deleteAllObjects() {
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// Get a client
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// client := getS3Client()
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svc := s3.New(session.New(), cfg)
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// in := &s3.DeleteBucketInput{Bucket: aws.String(bucket)}
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// if _, err := svc.DeleteBucket(in); err != nil {
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// log.Printf("FATAL: Unable to delete bucket %s : %v", bucket, err)
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// }
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out, err := svc.ListObjects(&s3.ListObjectsInput{Bucket: &bucket})
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if err != nil {
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log.Fatal("can't list objects")
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}
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n := len(out.Contents)
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if n == 0 {
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return
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}
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fmt.Printf("got existing %v objects, try to delete now...\n", n)
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for _, v := range out.Contents {
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svc.DeleteObject(&s3.DeleteObjectInput{
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Bucket: &bucket,
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Key: v.Key,
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})
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}
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out, err = svc.ListObjects(&s3.ListObjectsInput{Bucket: &bucket})
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if err != nil {
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log.Fatal("can't list objects")
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}
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fmt.Printf("after delete, got %v objects\n", len(out.Contents))
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// // Use multiple routines to do the actual delete
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// var doneDeletes sync.WaitGroup
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// // Loop deleting our versions reading as big a list as we can
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// var keyMarker, versionId *string
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// var err error
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// for loop := 1; ; loop++ {
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// // Delete all the existing objects and versions in the bucket
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// in := &s3.ListObjectVersionsInput{Bucket: aws.String(bucket), KeyMarker: keyMarker, VersionIdMarker: versionId, MaxKeys: aws.Int64(1000)}
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// if listVersions, listErr := client.ListObjectVersions(in); listErr == nil {
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// delete := &s3.Delete{Quiet: aws.Bool(true)}
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// for _, version := range listVersions.Versions {
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// delete.Objects = append(delete.Objects, &s3.ObjectIdentifier{Key: version.Key, VersionId: version.VersionId})
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// }
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// for _, marker := range listVersions.DeleteMarkers {
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// delete.Objects = append(delete.Objects, &s3.ObjectIdentifier{Key: marker.Key, VersionId: marker.VersionId})
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// }
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// if len(delete.Objects) > 0 {
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// // Start a delete routine
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// doDelete := func(bucket string, delete *s3.Delete) {
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// if _, e := client.DeleteObjects(&s3.DeleteObjectsInput{Bucket: aws.String(bucket), Delete: delete}); e != nil {
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// err = fmt.Errorf("DeleteObjects unexpected failure: %s", e.Error())
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// }
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// doneDeletes.Done()
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// }
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// doneDeletes.Add(1)
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// go doDelete(bucket, delete)
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// }
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// // Advance to next versions
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// if listVersions.IsTruncated == nil || !*listVersions.IsTruncated {
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// break
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// }
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// keyMarker = listVersions.NextKeyMarker
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// versionId = listVersions.NextVersionIdMarker
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// } else {
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// // The bucket may not exist, just ignore in that case
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// if strings.HasPrefix(listErr.Error(), "NoSuchBucket") {
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// return
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// }
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// err = fmt.Errorf("ListObjectVersions unexpected failure: %v", listErr)
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// break
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// }
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// }
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// // Wait for deletes to finish
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// doneDeletes.Wait()
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// If error, it is fatal
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// if err != nil {
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// log.Fatalf("FATAL: Unable to delete objects from bucket: %v", err)
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// }
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}
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// canonicalAmzHeaders -- return the x-amz headers canonicalized
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func canonicalAmzHeaders(req *http.Request) string {
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// Parse out all x-amz headers
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var headers []string
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for header := range req.Header {
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norm := strings.ToLower(strings.TrimSpace(header))
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if strings.HasPrefix(norm, "x-amz") {
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headers = append(headers, norm)
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}
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}
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// Put them in sorted order
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sort.Strings(headers)
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// Now add back the values
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for n, header := range headers {
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headers[n] = header + ":" + strings.Replace(req.Header.Get(header), "\n", " ", -1)
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}
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// Finally, put them back together
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if len(headers) > 0 {
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return strings.Join(headers, "\n") + "\n"
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} else {
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return ""
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}
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}
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func hmacSHA1(key []byte, content string) []byte {
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mac := hmac.New(sha1.New, key)
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mac.Write([]byte(content))
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return mac.Sum(nil)
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}
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func setSignature(req *http.Request) {
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// Setup default parameters
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dateHdr := time.Now().UTC().Format("20060102T150405Z")
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req.Header.Set("X-Amz-Date", dateHdr)
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// Get the canonical resource and header
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canonicalResource := req.URL.EscapedPath()
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canonicalHeaders := canonicalAmzHeaders(req)
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stringToSign := req.Method + "\n" + req.Header.Get("Content-MD5") + "\n" + req.Header.Get("Content-Type") + "\n\n" +
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canonicalHeaders + canonicalResource
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hash := hmacSHA1([]byte(secret_key), stringToSign)
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signature := base64.StdEncoding.EncodeToString(hash)
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req.Header.Set("Authorization", fmt.Sprintf("AWS %s:%s", access_key, signature))
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}
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func runUpload(thread_num int, keys *sync.Map) {
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errcnt := 0
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svc := s3.New(session.New(), cfg)
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for time.Now().Before(endtime) {
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objnum := atomic.AddInt32(&upload_count, 1)
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fileobj := bytes.NewReader(object_data)
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//prefix := fmt.Sprintf("%s/%s/Object-%d", url_host, bucket, objnum)
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key := fmt.Sprintf("Object-%d", objnum)
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r := &s3.PutObjectInput{
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Bucket: &bucket,
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Key: &key,
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Body: fileobj,
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}
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req, _ := svc.PutObjectRequest(r)
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// Disable payload checksum calculation (very expensive)
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req.HTTPRequest.Header.Add("X-Amz-Content-Sha256", "UNSIGNED-PAYLOAD")
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err := req.Send()
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if err != nil {
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errcnt++
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atomic.AddInt32(&upload_slowdown_count, 1)
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atomic.AddInt32(&upload_count, -1)
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fmt.Println("upload err", err)
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//break
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}
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if errcnt > 2 {
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break
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}
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keys.Store(key, nil)
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fmt.Printf("upload thread %v, %v\r", thread_num, key)
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// req, _ := http.NewRequest("PUT", prefix, fileobj)
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// req.Header.Set("Content-Length", strconv.FormatUint(object_size, 10))
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// req.Header.Set("Content-MD5", object_data_md5)
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// setSignature(req)
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// if resp, err := httpClient.Do(req); err != nil {
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// log.Fatalf("FATAL: Error uploading object %s: %v", prefix, err)
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// } else if resp != nil && resp.StatusCode != http.StatusOK {
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// if resp.StatusCode == http.StatusServiceUnavailable {
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// atomic.AddInt32(&upload_slowdown_count, 1)
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// atomic.AddInt32(&upload_count, -1)
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// } else {
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// fmt.Printf("Upload status %s: resp: %+v\n", resp.Status, resp)
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// if resp.Body != nil {
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// body, _ := ioutil.ReadAll(resp.Body)
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// fmt.Printf("Body: %s\n", string(body))
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// }
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// }
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// }
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}
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// Remember last done time
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upload_finish = time.Now()
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// One less thread
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atomic.AddInt32(&running_threads, -1)
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}
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func runDownload(thread_num int, keys *sync.Map) {
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errcnt := 0
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svc := s3.New(session.New(), cfg)
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keys.Range(func(k, value interface{}) bool {
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// objnum := atomic.AddInt32(&delete_count, 1)
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// if objnum > upload_count {
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// delete_count = 0
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// }
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// key := fmt.Sprintf("Object-%d", objnum)
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if time.Now().After(endtime) {
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// fmt.Println("time ended for download")
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return false
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}
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var key string
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var ok bool
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if key, ok = k.(string); !ok {
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log.Fatal("convert key back error")
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}
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fmt.Printf("download thread %v, %v\r", thread_num, key)
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r := &s3.GetObjectInput{
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Bucket: &bucket,
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Key: &key,
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}
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req, resp := svc.GetObjectRequest(r)
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err := req.Send()
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if err != nil {
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errcnt++
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atomic.AddInt32(&download_slowdown_count, 1)
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atomic.AddInt32(&download_count, -1)
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fmt.Println("download err", err)
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//break
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}
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if err == nil {
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_, err = io.Copy(ioutil.Discard, resp.Body)
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}
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if errcnt > 2 {
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return false
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}
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atomic.AddInt32(&download_count, 1)
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// prefix := fmt.Sprintf("%s/%s/Object-%d", url_host, bucket, objnum)
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// req, _ := http.NewRequest("GET", prefix, nil)
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// setSignature(req)
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// if resp, err := httpClient.Do(req); err != nil {
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// log.Fatalf("FATAL: Error downloading object %s: %v", prefix, err)
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// } else if resp != nil && resp.Body != nil {
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// if resp.StatusCode == http.StatusServiceUnavailable {
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// atomic.AddInt32(&download_slowdown_count, 1)
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// atomic.AddInt32(&download_count, -1)
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// } else {
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// io.Copy(ioutil.Discard, resp.Body)
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// }
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// }
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return true
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})
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// Remember last done time
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download_finish = time.Now()
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// One less thread
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atomic.AddInt32(&running_threads, -1)
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}
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func runDelete(thread_num int) {
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errcnt := 0
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svc := s3.New(session.New(), cfg)
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for {
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objnum := atomic.AddInt32(&delete_count, 1)
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if objnum > upload_count {
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break
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}
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key := fmt.Sprintf("Object-%d", objnum)
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r := &s3.DeleteObjectInput{
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Bucket: &bucket,
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Key: &key,
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}
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req, out := svc.DeleteObjectRequest(r)
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err := req.Send()
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if err != nil {
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errcnt++
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atomic.AddInt32(&delete_slowdown_count, 1)
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atomic.AddInt32(&delete_count, -1)
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fmt.Println("download err", err, "out", out.String())
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//break
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}
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if errcnt > 2 {
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break
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}
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fmt.Printf("delete thread %v, %v\r", thread_num, key)
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// prefix := fmt.Sprintf("%s/%s/Object-%d", url_host, bucket, objnum)
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// req, _ := http.NewRequest("DELETE", prefix, nil)
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// setSignature(req)
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// if resp, err := httpClient.Do(req); err != nil {
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// log.Fatalf("FATAL: Error deleting object %s: %v", prefix, err)
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// } else if resp != nil && resp.StatusCode == http.StatusServiceUnavailable {
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// atomic.AddInt32(&delete_slowdown_count, 1)
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// atomic.AddInt32(&delete_count, -1)
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// }
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}
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// Remember last done time
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delete_finish = time.Now()
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// One less thread
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atomic.AddInt32(&running_threads, -1)
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}
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var cfg *aws.Config
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func init() {
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// Parse command line
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myflag := flag.NewFlagSet("myflag", flag.ExitOnError)
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myflag.StringVar(&access_key, "a", os.Getenv("AWS_ACCESS_KEY_ID"), "Access key")
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myflag.StringVar(&secret_key, "s", os.Getenv("AWS_SECRET_ACCESS_KEY"), "Secret key")
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myflag.StringVar(&url_host, "u", os.Getenv("AWS_HOST"), "URL for host with method prefix")
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myflag.StringVar(&bucket, "b", "loadgen", "Bucket for testing")
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myflag.StringVar(®ion, "r", "us-east-1", "Region for testing")
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myflag.IntVar(&duration_secs, "d", 60, "Duration of each test in seconds")
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myflag.IntVar(&threads, "t", 1, "Number of threads to run")
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myflag.IntVar(&loops, "l", 1, "Number of times to repeat test")
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myflag.StringVar(&sizeArg, "z", "1M", "Size of objects in bytes with postfix K, M, and G")
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if err := myflag.Parse(os.Args[1:]); err != nil {
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os.Exit(1)
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}
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// Check the arguments
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if access_key == "" {
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log.Fatal("Missing argument -a for access key.")
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}
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if secret_key == "" {
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log.Fatal("Missing argument -s for secret key.")
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}
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if url_host == "" {
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log.Fatal("Missing argument -s for host endpoint.")
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}
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var err error
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if object_size, err = bytefmt.ToBytes(sizeArg); err != nil {
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log.Fatalf("Invalid -z argument for object size: %v", err)
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}
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}
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func main() {
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// Hello
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fmt.Println("Wasabi benchmark program v2.0")
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//fmt.Println("accesskey:", access_key, "secretkey:", secret_key)
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cfg = &aws.Config{
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Endpoint: aws.String(url_host),
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Credentials: credentials.NewStaticCredentials(access_key, secret_key, ""),
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Region: aws.String(region),
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// DisableParamValidation: aws.Bool(true),
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DisableComputeChecksums: aws.Bool(true),
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S3ForcePathStyle: aws.Bool(true),
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}
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// Echo the parameters
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logit(fmt.Sprintf("Parameters: url=%s, bucket=%s, region=%s, duration=%d, threads=%d, loops=%d, size=%s",
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url_host, bucket, region, duration_secs, threads, loops, sizeArg))
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// Initialize data for the bucket
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object_data = make([]byte, object_size)
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rand.Read(object_data)
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hasher := md5.New()
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hasher.Write(object_data)
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object_data_md5 = base64.StdEncoding.EncodeToString(hasher.Sum(nil))
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// Create the bucket and delete all the objects
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createBucket(true)
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deleteAllObjects()
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// Loop running the tests
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for loop := 1; loop <= loops; loop++ {
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// reset counters
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upload_count = 0
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upload_slowdown_count = 0
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download_count = 0
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download_slowdown_count = 0
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delete_count = 0
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delete_slowdown_count = 0
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keys := &sync.Map{}
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// Run the upload case
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running_threads = int32(threads)
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starttime := time.Now()
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endtime = starttime.Add(time.Second * time.Duration(duration_secs))
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for n := 1; n <= threads; n++ {
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go runUpload(n, keys)
|
|
}
|
|
|
|
// Wait for it to finish
|
|
for atomic.LoadInt32(&running_threads) > 0 {
|
|
time.Sleep(time.Millisecond)
|
|
}
|
|
upload_time := upload_finish.Sub(starttime).Seconds()
|
|
|
|
bps := float64(uint64(upload_count)*object_size) / upload_time
|
|
logit(fmt.Sprintf("Loop %d: PUT time %.1f secs, objects = %d, speed = %sB/sec, %.1f operations/sec. Slowdowns = %d",
|
|
loop, upload_time, upload_count, bytefmt.ByteSize(uint64(bps)), float64(upload_count)/upload_time, upload_slowdown_count))
|
|
|
|
// count := 0
|
|
// keys.Range(func(k, value interface{}) bool {
|
|
// count++
|
|
// return true
|
|
// })
|
|
// fmt.Println("map got ", count)
|
|
|
|
// Run the download case
|
|
running_threads = int32(threads)
|
|
starttime = time.Now()
|
|
endtime = starttime.Add(time.Second * time.Duration(duration_secs))
|
|
for n := 1; n <= threads; n++ {
|
|
go runDownload(n, keys)
|
|
}
|
|
|
|
// Wait for it to finish
|
|
for atomic.LoadInt32(&running_threads) > 0 {
|
|
time.Sleep(time.Millisecond)
|
|
}
|
|
download_time := download_finish.Sub(starttime).Seconds()
|
|
|
|
bps = float64(uint64(download_count)*object_size) / download_time
|
|
logit(fmt.Sprintf("Loop %d: GET time %.1f secs, objects = %d, speed = %sB/sec, %.1f operations/sec. Slowdowns = %d",
|
|
loop, download_time, download_count, bytefmt.ByteSize(uint64(bps)), float64(download_count)/download_time, download_slowdown_count))
|
|
|
|
// Run the delete case
|
|
running_threads = int32(threads)
|
|
starttime = time.Now()
|
|
endtime = starttime.Add(time.Second * time.Duration(duration_secs))
|
|
for n := 1; n <= threads; n++ {
|
|
go runDelete(n)
|
|
}
|
|
|
|
// Wait for it to finish
|
|
for atomic.LoadInt32(&running_threads) > 0 {
|
|
time.Sleep(time.Millisecond)
|
|
}
|
|
delete_time := delete_finish.Sub(starttime).Seconds()
|
|
|
|
logit(fmt.Sprintf("Loop %d: DELETE time %.1f secs, %.1f deletes/sec. Slowdowns = %d",
|
|
loop, delete_time, float64(upload_count)/delete_time, delete_slowdown_count))
|
|
}
|
|
|
|
// All done
|
|
}
|