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cli.go
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package nectar
import (
"bytes"
"encoding/csv"
"flag"
"fmt"
"io"
"io/ioutil"
"math/rand"
"net/http"
"os"
"path/filepath"
"sort"
"strconv"
"strings"
"sync"
"sync/atomic"
"time"
"github.com/gholt/brimtext"
)
type CLIInstance struct {
Arg0 string
fatal func(cli *CLIInstance, err error)
fatalf func(cli *CLIInstance, frmt string, args ...interface{})
verbosef func(cli *CLIInstance, frmt string, args ...interface{})
GlobalFlags *flag.FlagSet
globalFlagAuthURL *string
globalFlagAuthTenant *string
globalFlagAuthUser *string
globalFlagAuthKey *string
globalFlagAuthPassword *string
globalFlagOverrideURLs *string
globalFlagStorageRegion *string
GlobalFlagVerbose *bool
globalFlagContinueOnError *bool
globalFlagConcurrency *int
globalFlagInternalStorage *bool
globalFlagHeaders stringListFlag
BenchDeleteFlags *flag.FlagSet
benchDeleteFlagContainers *int
benchDeleteFlagCount *int
benchDeleteFlagCSV *string
benchDeleteFlagCSVOT *string
BenchGetFlags *flag.FlagSet
benchGetFlagContainers *int
benchGetFlagCount *int
benchGetFlagCSV *string
benchGetFlagCSVOT *string
benchGetFlagIterations *int
BenchHeadFlags *flag.FlagSet
benchHeadFlagContainers *int
benchHeadFlagCount *int
benchHeadFlagCSV *string
benchHeadFlagCSVOT *string
benchHeadFlagIterations *int
BenchMixedFlags *flag.FlagSet
benchMixedFlagContainers *int
benchMixedFlagCSV *string
benchMixedFlagCSVOT *string
benchMixedFlagSize *int
benchMixedFlagTime *string
BenchPostFlags *flag.FlagSet
benchPostFlagContainers *int
benchPostFlagCount *int
benchPostFlagCSV *string
benchPostFlagCSVOT *string
BenchPutFlags *flag.FlagSet
benchPutFlagContainers *int
benchPutFlagCount *int
benchPutFlagCSV *string
benchPutFlagCSVOT *string
benchPutFlagSize *int
benchPutFlagMaxSize *int
DownloadFlags *flag.FlagSet
downloadFlagAccount *bool
GetFlags *flag.FlagSet
getFlagRaw *bool
getFlagNameOnly *bool
getFlagMarker *string
getFlagEndMarker *string
getFlagReverse *bool
getFlagLimit *int
getFlagPrefix *string
getFlagDelimiter *string
}
// CLI runs a nectar command-line-interface with the given args (args[0] should
// have the name of the executable). The fatal, fatalf, and verbosef parameters
// may be nil for the defaults. The default fatal and fatalf functions will
// call os.Exit(1) after emitting error (or help) text.
func CLI(args []string, fatal func(cli *CLIInstance, err error), fatalf func(cli *CLIInstance, frmt string, args ...interface{}), verbosef func(cli *CLIInstance, frmt string, args ...interface{})) {
if fatal == nil {
fatal = cliFatal
}
if fatalf == nil {
fatalf = cliFatalf
}
if verbosef == nil {
verbosef = cliVerbosef
}
cli := &CLIInstance{Arg0: args[0], fatal: fatal, fatalf: fatalf, verbosef: verbosef}
var flagbuf bytes.Buffer
cli.GlobalFlags = flag.NewFlagSet(cli.Arg0, flag.ContinueOnError)
cli.GlobalFlags.SetOutput(&flagbuf)
cli.globalFlagAuthURL = cli.GlobalFlags.String("A", os.Getenv("AUTH_URL"), "|<url>| URL to auth system, example: http://127.0.0.1:8080/auth/v1.0 - Env: AUTH_URL")
cli.globalFlagAuthTenant = cli.GlobalFlags.String("T", os.Getenv("AUTH_TENANT"), "|<tenant>| Tenant name for auth system, example: test - Not all auth systems need this. Env: AUTH_TENANT")
cli.globalFlagAuthUser = cli.GlobalFlags.String("U", os.Getenv("AUTH_USER"), "|<user>| User name for auth system, example: tester - Some auth systems allow tenant:user format here, example: test:tester - Env: AUTH_USER")
cli.globalFlagAuthKey = cli.GlobalFlags.String("K", os.Getenv("AUTH_KEY"), "|<key>| Key for auth system, example: testing - Some auth systems use passwords instead, see -P - Env: AUTH_KEY")
cli.globalFlagAuthPassword = cli.GlobalFlags.String("P", os.Getenv("AUTH_PASSWORD"), "|<password>| Password for auth system, example: testing - Some auth system use keys instead, see -K - Env: AUTH_PASSWORD")
cli.globalFlagOverrideURLs = cli.GlobalFlags.String("O", os.Getenv("OVERRIDE_URLS"), "|<url> [url] ...| Override URLs for service endpoint(s); the service endpoint given by auth will be ignored - Env: OVERRIDE_URLS")
cli.globalFlagStorageRegion = cli.GlobalFlags.String("R", os.Getenv("STORAGE_REGION"), "|<region>| Storage region to use if set, otherwise uses the default. Env: STORAGE_REGION")
cli.GlobalFlagVerbose = cli.GlobalFlags.Bool("v", false, "Will activate verbose output.")
cli.globalFlagContinueOnError = cli.GlobalFlags.Bool("continue-on-error", false, "When possible, continue with additional operations even if one or more fail.")
i32, _ := strconv.ParseInt(os.Getenv("CONCURRENCY"), 10, 32)
cli.globalFlagConcurrency = cli.GlobalFlags.Int("C", int(i32), "|<number>| The maximum number of concurrent operations to perform; default is 1. Env: CONCURRENCY")
b, _ := strconv.ParseBool(os.Getenv("STORAGE_INTERNAL"))
cli.globalFlagInternalStorage = cli.GlobalFlags.Bool("I", b, "Internal storage URL resolution, such as Rackspace ServiceNet. Env: STORAGE_INTERNAL")
cli.GlobalFlags.Var(&cli.globalFlagHeaders, "H", "|<name>:[value]| Sets a header to be sent with the request. Useful mostly for PUTs and POSTs, allowing you to set metadata. This option can be specified multiple times for additional headers.")
cli.BenchDeleteFlags = flag.NewFlagSet("bench-delete", flag.ContinueOnError)
cli.BenchDeleteFlags.SetOutput(&flagbuf)
cli.benchDeleteFlagContainers = cli.BenchDeleteFlags.Int("containers", 1, "|<number>| Number of containers in use.")
cli.benchDeleteFlagCount = cli.BenchDeleteFlags.Int("count", 1000, "|<number>| Number of objects to delete, distributed across containers.")
cli.benchDeleteFlagCSV = cli.BenchDeleteFlags.String("csv", "", "|<filename>| Store the timing of each delete into a CSV file.")
cli.benchDeleteFlagCSVOT = cli.BenchDeleteFlags.String("csvot", "", "|<filename>| Store the number of deletes performed over time into a CSV file.")
cli.BenchGetFlags = flag.NewFlagSet("bench-get", flag.ContinueOnError)
cli.BenchGetFlags.SetOutput(&flagbuf)
cli.benchGetFlagContainers = cli.BenchGetFlags.Int("containers", 1, "|<number>| Number of containers to use.")
cli.benchGetFlagCount = cli.BenchGetFlags.Int("count", 1000, "|<number>| Number of objects to get, distributed across containers.")
cli.benchGetFlagCSV = cli.BenchGetFlags.String("csv", "", "|<filename>| Store the timing of each get into a CSV file.")
cli.benchGetFlagCSVOT = cli.BenchGetFlags.String("csvot", "", "|<filename>| Store the number of gets performed over time into a CSV file.")
cli.benchGetFlagIterations = cli.BenchGetFlags.Int("iterations", 1, "|<number>| Number of iterations to perform.")
cli.BenchHeadFlags = flag.NewFlagSet("bench-head", flag.ContinueOnError)
cli.BenchHeadFlags.SetOutput(&flagbuf)
cli.benchHeadFlagContainers = cli.BenchHeadFlags.Int("containers", 1, "|<number>| Number of containers to use.")
cli.benchHeadFlagCount = cli.BenchHeadFlags.Int("count", 1000, "|<number>| Number of objects to head, distributed across containers.")
cli.benchHeadFlagCSV = cli.BenchHeadFlags.String("csv", "", "|<filename>| Store the timing of each head into a CSV file.")
cli.benchHeadFlagCSVOT = cli.BenchHeadFlags.String("csvot", "", "|<filename>| Store the number of heads performed over time into a CSV file.")
cli.benchHeadFlagIterations = cli.BenchHeadFlags.Int("iterations", 1, "|<number>| Number of iterations to perform.")
cli.BenchMixedFlags = flag.NewFlagSet("bench-mixed", flag.ContinueOnError)
cli.BenchMixedFlags.SetOutput(&flagbuf)
cli.benchMixedFlagContainers = cli.BenchMixedFlags.Int("containers", 1, "|<number>| Number of containers to use.")
cli.benchMixedFlagCSV = cli.BenchMixedFlags.String("csv", "", "|<filename>| Store the timing of each request into a CSV file.")
cli.benchMixedFlagCSVOT = cli.BenchMixedFlags.String("csvot", "", "|<filename>| Store the number of requests performed over time into a CSV file.")
cli.benchMixedFlagSize = cli.BenchMixedFlags.Int("size", 4096, "|<bytes>| Number of bytes for each object.")
cli.benchMixedFlagTime = cli.BenchMixedFlags.String("time", "10m", "|<timespan>| Amount of time to run the test, such as 10m or 1h.")
cli.BenchPostFlags = flag.NewFlagSet("bench-post", flag.ContinueOnError)
cli.BenchPostFlags.SetOutput(&flagbuf)
cli.benchPostFlagContainers = cli.BenchPostFlags.Int("containers", 1, "|<number>| Number of containers in use.")
cli.benchPostFlagCount = cli.BenchPostFlags.Int("count", 1000, "|<number>| Number of objects to post, distributed across containers.")
cli.benchPostFlagCSV = cli.BenchPostFlags.String("csv", "", "|<filename>| Store the timing of each post into a CSV file.")
cli.benchPostFlagCSVOT = cli.BenchPostFlags.String("csvot", "", "|<filename>| Store the number of posts performed over time into a CSV file.")
cli.BenchPutFlags = flag.NewFlagSet("bench-put", flag.ContinueOnError)
cli.BenchPutFlags.SetOutput(&flagbuf)
cli.benchPutFlagContainers = cli.BenchPutFlags.Int("containers", 1, "|<number>| Number of containers to use.")
cli.benchPutFlagCount = cli.BenchPutFlags.Int("count", 1000, "|<number>| Number of objects to PUT, distributed across containers.")
cli.benchPutFlagCSV = cli.BenchPutFlags.String("csv", "", "|<filename>| Store the timing of each PUT into a CSV file.")
cli.benchPutFlagCSVOT = cli.BenchPutFlags.String("csvot", "", "|<filename>| Store the number of PUTs performed over time into a CSV file.")
cli.benchPutFlagSize = cli.BenchPutFlags.Int("size", 4096, "|<bytes>| Number of bytes for each object.")
cli.benchPutFlagMaxSize = cli.BenchPutFlags.Int("maxsize", 0, "|<bytes>| This option will vary object sizes randomly between -size and -maxsize")
cli.DownloadFlags = flag.NewFlagSet("download", flag.ContinueOnError)
cli.DownloadFlags.SetOutput(&flagbuf)
cli.downloadFlagAccount = cli.DownloadFlags.Bool("a", false, "Indicates you truly wish to download the entire account; this is to prevent accidentally doing so when giving a single parameter to download.")
cli.GetFlags = flag.NewFlagSet("get", flag.ContinueOnError)
cli.GetFlags.SetOutput(&flagbuf)
cli.getFlagRaw = cli.GetFlags.Bool("r", false, "Emit raw results")
cli.getFlagNameOnly = cli.GetFlags.Bool("n", false, "In listings, emits the names only")
cli.getFlagMarker = cli.GetFlags.String("marker", "", "|<text>| In listings, sets the start marker")
cli.getFlagEndMarker = cli.GetFlags.String("endmarker", "", "|<text>| In listings, sets the stop marker")
cli.getFlagReverse = cli.GetFlags.Bool("reverse", false, "In listings, reverses the order")
cli.getFlagLimit = cli.GetFlags.Int("limit", 0, "|<number>| In listings, limits the results")
cli.getFlagPrefix = cli.GetFlags.String("prefix", "", "|<text>| In listings, returns only those matching the prefix")
cli.getFlagDelimiter = cli.GetFlags.String("delimiter", "", "|<text>| In listings, sets the delimiter and activates delimiter listings")
if err := cli.GlobalFlags.Parse(args[1:]); err != nil || len(cli.GlobalFlags.Args()) == 0 {
cli.fatal(cli, err)
}
if *cli.globalFlagAuthURL == "" {
cli.fatalf(cli, "No Auth URL set; use -A\n")
}
if *cli.globalFlagAuthUser == "" {
cli.fatalf(cli, "No Auth User set; use -U\n")
}
if *cli.globalFlagAuthKey == "" && *cli.globalFlagAuthPassword == "" {
cli.fatalf(cli, "No Auth Key or Password set; use -K or -P\n")
}
c, resp := NewClient(*cli.globalFlagAuthTenant, *cli.globalFlagAuthUser, *cli.globalFlagAuthPassword, *cli.globalFlagAuthKey, *cli.globalFlagStorageRegion, *cli.globalFlagAuthURL, *cli.globalFlagInternalStorage, strings.Split(*cli.globalFlagOverrideURLs, " "))
if resp != nil {
bodyBytes, _ := ioutil.ReadAll(resp.Body)
resp.Body.Close()
cli.fatalf(cli, "Auth responded with %d %s - %s\n", resp.StatusCode, http.StatusText(resp.StatusCode), string(bodyBytes))
}
cmd := ""
args = append([]string{}, cli.GlobalFlags.Args()...)
if len(args) > 0 {
cmd = args[0]
args = args[1:]
}
switch cmd {
case "auth":
cli.auth(c, args)
case "bench-delete":
cli.benchDelete(c, args)
case "bench-get":
cli.benchGet(c, args)
case "bench-head":
cli.benchHead(c, args)
case "bench-mixed":
cli.benchMixed(c, args)
case "bench-post":
cli.benchPost(c, args)
case "bench-put":
cli.benchPut(c, args)
case "delete":
cli.delet(c, args)
case "download":
cli.download(c, args)
case "get":
cli.get(c, args)
case "head":
cli.head(c, args)
case "post":
cli.post(c, args)
case "put":
cli.put(c, args)
case "upload":
cli.upload(c, args)
default:
cli.fatalf(cli, "Unknown command: %s\n", cmd)
}
}
func cliFatal(cli *CLIInstance, err error) {
if err == flag.ErrHelp || err == nil {
fmt.Println(cli.Arg0, `[options] <subcommand> ...`)
fmt.Println(brimtext.Wrap(`
Tool for accessing a Hummingbird/Swift cluster. Some global options can also be set via environment variables. These will be noted at the end of the description with Env: NAME. The following global options are available:
`, 0, " ", " "))
fmt.Print(cli.HelpFlags(cli.GlobalFlags))
fmt.Println()
fmt.Println(brimtext.Wrap(`
The following subcommands are available:`, 0, "", ""))
fmt.Println("\nauth")
fmt.Println(brimtext.Wrap(`
Displays information retrieved after authentication, such as the Account URL.
`, 0, " ", " "))
fmt.Println("\nbench-delete [options] <container> [object]")
fmt.Println(brimtext.Wrap(`
Benchmark tests DELETEs. By default, 1000 DELETEs are done against the named <container>. If you specify [object] it will be used as a prefix for the object names, otherwise "bench-" will be used. Generally, you would use bench-put to populate the containers and objects, and then use bench-delete with the same options to test the deletions.
`, 0, " ", " "))
fmt.Print(cli.HelpFlags(cli.BenchDeleteFlags))
fmt.Println("\nbench-get [options] <container> [object]")
fmt.Println(brimtext.Wrap(`
Benchmark tests GETs. By default, 1000 GETs are done from the named <container>. If you specify [object] it will be used as the prefix for the object names, otherwise "bench-" will be used. Generally, you would use bench-put to populate the containers and objects, and then use bench-get with the same options with the possible addition of -iterations to lengthen the test time.
`, 0, " ", " "))
fmt.Print(cli.HelpFlags(cli.BenchGetFlags))
fmt.Println("\nbench-head [options] <container> [object]")
fmt.Println(brimtext.Wrap(`
Benchmark tests HEADs. By default, 1000 HEADs are done from the named <container>. If you specify [object] it will be used as the prefix for the object names, otherwise "bench-" will be used. Generally, you would use bench-put to populate the containers and objects, and then use bench-head with the same options with the possible addition of -iterations to lengthen the test time.
`, 0, " ", " "))
fmt.Print(cli.HelpFlags(cli.BenchHeadFlags))
fmt.Println("\nbench-mixed [options] <container> [object]")
fmt.Println(brimtext.Wrap(`
Benchmark tests mixed request workloads. If you specify [object] it will be used as a prefix for the object names, otherwise "bench-" will be used. This test is made to be run for a specific span of time (10 minutes by default). You probably want to run with the -continue-on-error global flag; due to the eventual consistency model of Swift|Hummingbird, a few requests may 404.
Note: The concurrency setting for this test will be used for each request type separately. So, with five request types (PUT, POST, GET, HEAD, DELETE), this means five times the concurrency value specified.
`, 0, " ", " "))
fmt.Println()
fmt.Print(cli.HelpFlags(cli.BenchMixedFlags))
fmt.Println("\nbench-post [options] <container> [object]")
fmt.Println(brimtext.Wrap(`
Benchmark tests POSTs. By default, 1000 POSTs are done against the named <container>. If you specify [object] it will be used as a prefix for the object names, otherwise "bench-" will be used. Generally, you would use bench-put to populate the containers and objects, and then use bench-post with the same options to test POSTing.
`, 0, " ", " "))
fmt.Print(cli.HelpFlags(cli.BenchPostFlags))
fmt.Println("\nbench-put [options] <container> [object]")
fmt.Println(brimtext.Wrap(`
Benchmark tests PUTs. By default, 1000 PUTs are done into the named <container>. If you specify [object] it will be used as a prefix for the object names, otherwise "bench-" will be used.
`, 0, " ", " "))
fmt.Print(cli.HelpFlags(cli.BenchPutFlags))
fmt.Println("\ndelete [container] [object]")
fmt.Println(brimtext.Wrap(`
Performs a DELETE request. A DELETE, as probably expected, is used to remove the target.
`, 0, " ", " "))
fmt.Println("\ndownload [options] [container] [object] <destpath>")
fmt.Println(brimtext.Wrap(`
Downloads an object or objects to a local file or files. The <destpath> indicates where you want the file or files to be created. If you don't give [container] [object] the entire account will be downloaded (requires -a for confirmation). If you just give [container] that entire container will be downloaded. Perhaps obviously, if you give [container] [object] just that object will be downloaded.
`, 0, " ", " "))
fmt.Print(cli.HelpFlags(cli.DownloadFlags))
fmt.Println("\nget [options] [container] [object]")
fmt.Println(brimtext.Wrap(`
Performs a GET request. A GET on an account or container will output the listing of containers or objects, respectively. A GET on an object will output the content of the object to standard output.
`, 0, " ", " "))
fmt.Print(cli.HelpFlags(cli.GetFlags))
fmt.Println("\nhead [options] [container] [object]")
fmt.Println(brimtext.Wrap(`
Performs a HEAD request, giving overall information about the account, container, or object.
`, 0, " ", " "))
fmt.Println("\npost [container] [object]")
fmt.Println(brimtext.Wrap(`
Performs a POST request. POSTs allow you to update the metadata for the target.
`, 0, " ", " "))
fmt.Println("\nput [container] [object]")
fmt.Println(brimtext.Wrap(`
Performs a PUT request. A PUT to an account or container will create them. A PUT to an object will create it using the content from standard input.
`, 0, " ", " "))
fmt.Println("\nupload [options] <sourcepath> [container] [object]")
fmt.Println(brimtext.Wrap(`
Uploads local files as objects. If you don't specify [container] the name of the current directory will be used. If you don't specify [object] the relative path name from the current directory will be used. If you do specify [object] while uploading a directory, [object] will be used as a prefix to the resulting object names. Note that when uploading a directory, only regular files will be uploaded.
`, 0, " ", " "))
fmt.Println("\n[container] [object] can also be specified as [container]/[object]")
} else {
msg := err.Error()
if strings.HasPrefix(msg, "flag provided but not defined: ") {
msg = "No such option: " + msg[len("flag provided but not defined: "):]
}
fmt.Fprintln(os.Stderr, msg)
}
os.Exit(1)
}
func cliFatalf(cli *CLIInstance, frmt string, args ...interface{}) {
fmt.Fprintf(os.Stderr, frmt, args...)
os.Exit(1)
}
func cliVerbosef(cli *CLIInstance, frmt string, args ...interface{}) {
if *cli.GlobalFlagVerbose {
fmt.Fprintf(os.Stderr, frmt, args...)
}
}
// HelpFlags returns the formatted help text for the FlagSet given.
func (cli *CLIInstance) HelpFlags(flags *flag.FlagSet) string {
var data [][]string
firstWidth := 0
flags.VisitAll(func(f *flag.Flag) {
n := " -" + f.Name
u := strings.TrimSpace(f.Usage)
if u != "" && u[0] == '|' {
s := strings.SplitN(u, "|", 3)
if len(s) == 3 {
n += " " + strings.TrimSpace(s[1])
u = strings.TrimSpace(s[2])
}
}
if len(n) > firstWidth {
firstWidth = len(n)
}
data = append(data, []string{n, u})
})
opts := brimtext.NewDefaultAlignOptions()
opts.Widths = []int{0, brimtext.GetTTYWidth() - firstWidth - 2}
return brimtext.Align(data, opts)
}
func (cli *CLIInstance) auth(c Client, args []string) {
uc, ok := c.(*userClient)
if ok {
surls := uc.GetURLs()
if len(surls) == 0 {
fmt.Println("Account URL:")
} else if len(surls) == 1 {
fmt.Println("Account URL:", surls[0])
} else {
fmt.Println("Account URLs:", strings.Join(surls, " "))
}
} else {
fmt.Println("Account URL:", c.GetURL())
}
if ct, ok := c.(ClientToken); ok {
fmt.Println("Token:", ct.GetToken())
}
}
func (cli *CLIInstance) benchDelete(c Client, args []string) {
if err := cli.BenchDeleteFlags.Parse(args); err != nil {
cli.fatal(cli, err)
}
container, object := parsePath(cli.BenchDeleteFlags.Args())
if container == "" {
cli.fatalf(cli, "bench-delete requires <container>\n")
}
if object == "" {
object = "bench-"
}
containers := *cli.benchDeleteFlagContainers
if containers < 1 {
containers = 1
}
count := *cli.benchDeleteFlagCount
if count < 1 {
count = 1000
}
var csvw *csv.Writer
var csvlk sync.Mutex
if *cli.benchDeleteFlagCSV != "" {
csvf, err := os.Create(*cli.benchDeleteFlagCSV)
if err != nil {
cli.fatal(cli, err)
}
csvw = csv.NewWriter(csvf)
defer func() {
csvw.Flush()
csvf.Close()
}()
csvw.Write([]string{"completion_time_unix_nano", "object_name", "transaction_id", "status", "elapsed_nanoseconds"})
csvw.Flush()
}
var csvotw *csv.Writer
if *cli.benchDeleteFlagCSVOT != "" {
csvotf, err := os.Create(*cli.benchDeleteFlagCSVOT)
if err != nil {
cli.fatal(cli, err)
}
csvotw = csv.NewWriter(csvotf)
defer func() {
csvotw.Flush()
csvotf.Close()
}()
csvotw.Write([]string{"time_unix_nano", "count_since_last_time"})
csvotw.Write([]string{fmt.Sprintf("%d", time.Now().UnixNano()), "0"})
csvotw.Flush()
}
concurrency := *cli.globalFlagConcurrency
if concurrency < 1 {
concurrency = 1
}
benchChan := make(chan int, concurrency)
wg := sync.WaitGroup{}
wg.Add(concurrency)
for x := 0; x < concurrency; x++ {
go func() {
var start time.Time
for {
i := <-benchChan
if i == 0 {
break
}
i--
deleteContainer := container
if containers > 1 {
deleteContainer = fmt.Sprintf("%s%d", deleteContainer, i%containers)
}
deleteObject := fmt.Sprintf("%s%d", object, i)
cli.verbosef(cli, "DELETE %s/%s\n", deleteContainer, deleteObject)
if csvw != nil {
start = time.Now()
}
resp := c.DeleteObject(deleteContainer, deleteObject, cli.globalFlagHeaders.Headers())
if csvw != nil {
stop := time.Now()
elapsed := stop.Sub(start).Nanoseconds()
csvlk.Lock()
csvw.Write([]string{
fmt.Sprintf("%d", stop.UnixNano()),
deleteContainer + "/" + deleteObject,
resp.Header.Get("X-Trans-Id"),
fmt.Sprintf("%d", resp.StatusCode),
fmt.Sprintf("%d", elapsed),
})
csvw.Flush()
csvlk.Unlock()
}
if resp.StatusCode/100 != 2 {
bodyBytes, _ := ioutil.ReadAll(resp.Body)
resp.Body.Close()
if *cli.globalFlagContinueOnError {
fmt.Fprintf(os.Stderr, "DELETE %s/%s - %d %s - %s\n", deleteContainer, deleteObject, resp.StatusCode, http.StatusText(resp.StatusCode), string(bodyBytes))
continue
} else {
cli.fatalf(cli, "DELETE %s/%s - %d %s - %s\n", deleteContainer, deleteObject, resp.StatusCode, http.StatusText(resp.StatusCode), string(bodyBytes))
}
}
resp.Body.Close()
}
wg.Done()
}()
}
if containers == 1 {
fmt.Printf("Bench-DELETE of %d objects from 1 container, at %d concurrency...", count, concurrency)
} else {
fmt.Printf("Bench-DELETE of %d objects, distributed across %d containers, at %d concurrency...", count, containers, concurrency)
}
ticker := time.NewTicker(time.Minute)
start := time.Now()
lastSoFar := 0
for i := 1; i <= count; i++ {
waiting := true
for waiting {
select {
case <-ticker.C:
soFar := i - concurrency
now := time.Now()
elapsed := now.Sub(start)
fmt.Printf("\n%.05fs for %d DELETEs so far, %.05f DELETEs per second...", float64(elapsed)/float64(time.Second), soFar, float64(soFar)/float64(elapsed/time.Second))
if csvotw != nil {
csvotw.Write([]string{
fmt.Sprintf("%d", now.UnixNano()),
fmt.Sprintf("%d", soFar-lastSoFar),
})
csvotw.Flush()
lastSoFar = soFar
}
case benchChan <- i:
waiting = false
}
}
}
close(benchChan)
wg.Wait()
stop := time.Now()
elapsed := stop.Sub(start)
ticker.Stop()
fmt.Println()
if containers == 1 {
fmt.Printf("Attempting to delete container...")
cli.verbosef(cli, "DELETE %s\n", container)
resp := c.DeleteContainer(container, cli.globalFlagHeaders.Headers())
if resp.StatusCode/100 != 2 {
bodyBytes, _ := ioutil.ReadAll(resp.Body)
resp.Body.Close()
fmt.Fprintf(os.Stderr, "DELETE %s - %d %s - %s\n", container, resp.StatusCode, http.StatusText(resp.StatusCode), string(bodyBytes))
}
resp.Body.Close()
} else {
fmt.Printf("Attempting to delete the %d containers...", containers)
for x := 0; x < containers; x++ {
deleteContainer := fmt.Sprintf("%s%d", container, x)
cli.verbosef(cli, "DELETE %s\n", deleteContainer)
resp := c.DeleteContainer(deleteContainer, cli.globalFlagHeaders.Headers())
if resp.StatusCode/100 != 2 {
bodyBytes, _ := ioutil.ReadAll(resp.Body)
resp.Body.Close()
fmt.Fprintf(os.Stderr, "DELETE %s - %d %s - %s\n", deleteContainer, resp.StatusCode, http.StatusText(resp.StatusCode), string(bodyBytes))
}
resp.Body.Close()
}
}
fmt.Println()
fmt.Printf("%.05fs total time, %.05f DELETEs per second.\n", float64(elapsed)/float64(time.Second), float64(count)/float64(elapsed/time.Second))
if csvotw != nil {
csvotw.Write([]string{
fmt.Sprintf("%d", stop.UnixNano()),
fmt.Sprintf("%d", count-lastSoFar),
})
csvotw.Flush()
}
}
func (cli *CLIInstance) benchGet(c Client, args []string) {
if err := cli.BenchGetFlags.Parse(args); err != nil {
cli.fatal(cli, err)
}
container, object := parsePath(cli.BenchGetFlags.Args())
if container == "" {
cli.fatalf(cli, "bench-get requires <container>\n")
}
if object == "" {
object = "bench-"
}
containers := *cli.benchGetFlagContainers
if containers < 1 {
containers = 1
}
count := *cli.benchGetFlagCount
if count < 1 {
count = 1000
}
var csvw *csv.Writer
var csvlk sync.Mutex
if *cli.benchGetFlagCSV != "" {
csvf, err := os.Create(*cli.benchGetFlagCSV)
if err != nil {
cli.fatal(cli, err)
}
csvw = csv.NewWriter(csvf)
defer func() {
csvw.Flush()
csvf.Close()
}()
csvw.Write([]string{"completion_time_unix_nano", "object_name", "transaction_id", "status", "headers_elapsed_nanoseconds", "elapsed_nanoseconds"})
csvw.Flush()
}
var csvotw *csv.Writer
if *cli.benchGetFlagCSVOT != "" {
csvotf, err := os.Create(*cli.benchGetFlagCSVOT)
if err != nil {
cli.fatal(cli, err)
}
csvotw = csv.NewWriter(csvotf)
defer func() {
csvotw.Flush()
csvotf.Close()
}()
csvotw.Write([]string{"time_unix_nano", "count_since_last_time"})
csvotw.Write([]string{fmt.Sprintf("%d", time.Now().UnixNano()), "0"})
csvotw.Flush()
}
iterations := *cli.benchGetFlagIterations
if iterations < 1 {
iterations = 1
}
concurrency := *cli.globalFlagConcurrency
if concurrency < 1 {
concurrency = 1
}
benchChan := make(chan int, concurrency)
wg := sync.WaitGroup{}
wg.Add(concurrency)
for x := 0; x < concurrency; x++ {
go func() {
var start time.Time
var headers_elapsed int64
for {
i := <-benchChan
if i == 0 {
break
}
i--
getContainer := container
if containers > 1 {
getContainer = fmt.Sprintf("%s%d", getContainer, i%containers)
}
getObject := fmt.Sprintf("%s%d", object, i)
cli.verbosef(cli, "GET %s/%s\n", getContainer, getObject)
if csvw != nil {
start = time.Now()
}
resp := c.GetObject(getContainer, getObject, cli.globalFlagHeaders.Headers())
if csvw != nil {
headers_elapsed = time.Now().Sub(start).Nanoseconds()
}
if resp.StatusCode/100 != 2 {
bodyBytes, _ := ioutil.ReadAll(resp.Body)
resp.Body.Close()
if *cli.globalFlagContinueOnError {
fmt.Fprintf(os.Stderr, "GET %s/%s - %d %s - %s\n", getContainer, getObject, resp.StatusCode, http.StatusText(resp.StatusCode), string(bodyBytes))
continue
} else {
cli.fatalf(cli, "GET %s/%s - %d %s - %s\n", getContainer, getObject, resp.StatusCode, http.StatusText(resp.StatusCode), string(bodyBytes))
}
} else {
io.Copy(ioutil.Discard, resp.Body)
}
resp.Body.Close()
if csvw != nil {
stop := time.Now()
elapsed := stop.Sub(start).Nanoseconds()
csvlk.Lock()
csvw.Write([]string{
fmt.Sprintf("%d", stop.UnixNano()),
getContainer + "/" + getObject,
resp.Header.Get("X-Trans-Id"),
fmt.Sprintf("%d", resp.StatusCode),
fmt.Sprintf("%d", headers_elapsed),
fmt.Sprintf("%d", elapsed),
})
csvw.Flush()
csvlk.Unlock()
}
}
wg.Done()
}()
}
if containers == 1 {
fmt.Printf("Bench-GET of %d (%d distinct) objects, from 1 container, at %d concurrency...", iterations*count, count, concurrency)
} else {
fmt.Printf("Bench-GET of %d (%d distinct) objects, distributed across %d containers, at %d concurrency...", iterations*count, count, containers, concurrency)
}
ticker := time.NewTicker(time.Minute)
start := time.Now()
lastSoFar := 0
for iteration := 0; iteration < iterations; iteration++ {
for i := 1; i <= count; i++ {
waiting := true
for waiting {
select {
case <-ticker.C:
soFar := iteration*count + i - concurrency
now := time.Now()
elapsed := now.Sub(start)
fmt.Printf("\n%.05fs for %d GETs so far, %.05f GETs per second...", float64(elapsed)/float64(time.Second), soFar, float64(soFar)/float64(elapsed/time.Second))
if csvotw != nil {
csvotw.Write([]string{
fmt.Sprintf("%d", now.UnixNano()),
fmt.Sprintf("%d", soFar-lastSoFar),
})
csvotw.Flush()
lastSoFar = soFar
}
case benchChan <- i:
waiting = false
}
}
}
}
close(benchChan)
wg.Wait()
stop := time.Now()
elapsed := stop.Sub(start)
ticker.Stop()
fmt.Println()
fmt.Printf("%.05fs total time, %.05f GETs per second.\n", float64(elapsed)/float64(time.Second), float64(iterations*count)/float64(elapsed/time.Second))
if csvotw != nil {
csvotw.Write([]string{
fmt.Sprintf("%d", stop.UnixNano()),
fmt.Sprintf("%d", iterations*count-lastSoFar),
})
csvotw.Flush()
}
}
func (cli *CLIInstance) benchHead(c Client, args []string) {
if err := cli.BenchHeadFlags.Parse(args); err != nil {
cli.fatal(cli, err)
}
container, object := parsePath(cli.BenchHeadFlags.Args())
if container == "" {
cli.fatalf(cli, "bench-head requires <container>\n")
}
if object == "" {
object = "bench-"
}
containers := *cli.benchHeadFlagContainers
if containers < 1 {
containers = 1
}
count := *cli.benchHeadFlagCount
if count < 1 {
count = 1000
}
var csvw *csv.Writer
var csvlk sync.Mutex
if *cli.benchHeadFlagCSV != "" {
csvf, err := os.Create(*cli.benchHeadFlagCSV)
if err != nil {
cli.fatal(cli, err)
}
csvw = csv.NewWriter(csvf)
defer func() {
csvw.Flush()
csvf.Close()
}()
csvw.Write([]string{"completion_time_unix_nano", "object_name", "transaction_id", "status", "headers_elapsed_nanoseconds", "elapsed_nanoseconds"})
csvw.Flush()
}
var csvotw *csv.Writer
if *cli.benchHeadFlagCSVOT != "" {
csvotf, err := os.Create(*cli.benchHeadFlagCSVOT)
if err != nil {
cli.fatal(cli, err)
}
csvotw = csv.NewWriter(csvotf)
defer func() {
csvotw.Flush()
csvotf.Close()
}()
csvotw.Write([]string{"time_unix_nano", "count_since_last_time"})
csvotw.Write([]string{fmt.Sprintf("%d", time.Now().UnixNano()), "0"})
csvotw.Flush()
}
iterations := *cli.benchHeadFlagIterations
if iterations < 1 {
iterations = 1
}
concurrency := *cli.globalFlagConcurrency
if concurrency < 1 {
concurrency = 1
}
benchChan := make(chan int, concurrency)
wg := sync.WaitGroup{}
wg.Add(concurrency)
for x := 0; x < concurrency; x++ {
go func() {
var start time.Time
var headers_elapsed int64
for {
i := <-benchChan
if i == 0 {
break
}
i--
headContainer := container
if containers > 1 {
headContainer = fmt.Sprintf("%s%d", headContainer, i%containers)
}
headObject := fmt.Sprintf("%s%d", object, i)
cli.verbosef(cli, "HEAD %s/%s\n", headContainer, headObject)
if csvw != nil {
start = time.Now()
}
resp := c.HeadObject(headContainer, headObject, cli.globalFlagHeaders.Headers())
if csvw != nil {
headers_elapsed = time.Now().Sub(start).Nanoseconds()
}
if resp.StatusCode/100 != 2 {
bodyBytes, _ := ioutil.ReadAll(resp.Body)
resp.Body.Close()
if *cli.globalFlagContinueOnError {
fmt.Fprintf(os.Stderr, "HEAD %s/%s - %d %s - %s\n", headContainer, headObject, resp.StatusCode, http.StatusText(resp.StatusCode), string(bodyBytes))
continue
} else {
cli.fatalf(cli, "HEAD %s/%s - %d %s - %s\n", headContainer, headObject, resp.StatusCode, http.StatusText(resp.StatusCode), string(bodyBytes))
}
} else {
io.Copy(ioutil.Discard, resp.Body)
}
resp.Body.Close()
if csvw != nil {
stop := time.Now()
elapsed := stop.Sub(start).Nanoseconds()
csvlk.Lock()
csvw.Write([]string{
fmt.Sprintf("%d", stop.UnixNano()),
headContainer + "/" + headObject,
resp.Header.Get("X-Trans-Id"),
fmt.Sprintf("%d", resp.StatusCode),
fmt.Sprintf("%d", headers_elapsed),
fmt.Sprintf("%d", elapsed),
})
csvw.Flush()
csvlk.Unlock()
}
}
wg.Done()
}()
}
if containers == 1 {
fmt.Printf("Bench-HEAD of %d (%d distinct) objects, from 1 container, at %d concurrency...", iterations*count, count, concurrency)
} else {
fmt.Printf("Bench-HEAD of %d (%d distinct) objects, distributed across %d containers, at %d concurrency...", iterations*count, count, containers, concurrency)
}
ticker := time.NewTicker(time.Minute)
start := time.Now()
lastSoFar := 0
for iteration := 0; iteration < iterations; iteration++ {
for i := 1; i <= count; i++ {
waiting := true
for waiting {
select {
case <-ticker.C:
soFar := iteration*count + i - concurrency
now := time.Now()
elapsed := now.Sub(start)
fmt.Printf("\n%.05fs for %d HEADs so far, %.05f HEADs per second...", float64(elapsed)/float64(time.Second), soFar, float64(soFar)/float64(elapsed/time.Second))
if csvotw != nil {
csvotw.Write([]string{
fmt.Sprintf("%d", now.UnixNano()),
fmt.Sprintf("%d", soFar-lastSoFar),
})
csvotw.Flush()
lastSoFar = soFar
}
case benchChan <- i:
waiting = false
}
}
}
}
close(benchChan)
wg.Wait()
stop := time.Now()
elapsed := stop.Sub(start)
ticker.Stop()
fmt.Println()
fmt.Printf("%.05fs total time, %.05f HEADs per second.\n", float64(elapsed)/float64(time.Second), float64(iterations*count)/float64(elapsed/time.Second))
if csvotw != nil {
csvotw.Write([]string{
fmt.Sprintf("%d", stop.UnixNano()),
fmt.Sprintf("%d", iterations*count-lastSoFar),
})
csvotw.Flush()
}
}
func (cli *CLIInstance) benchMixed(c Client, args []string) {
if err := cli.BenchMixedFlags.Parse(args); err != nil {
cli.fatal(cli, err)
}
container, object := parsePath(cli.BenchMixedFlags.Args())
if container == "" {
cli.fatalf(cli, "bench-mixed requires <container>\n")
}
if object == "" {
object = "bench-"
}
containers := *cli.benchMixedFlagContainers
if containers < 1 {
containers = 1
}
size := int64(*cli.benchMixedFlagSize)
if size < 0 {
size = 4096
}
timespan, err := time.ParseDuration(*cli.benchMixedFlagTime)
if err != nil {
cli.fatal(cli, err)
}
const (
delet = iota
get
head
post
put
)
methods := []string{
"DELETE",
"GET",
"HEAD",
"POST",
"PUT",
}
var csvw *csv.Writer
var csvlk sync.Mutex
if *cli.benchMixedFlagCSV != "" {
csvf, err := os.Create(*cli.benchMixedFlagCSV)
if err != nil {
cli.fatal(cli, err)
}
csvw = csv.NewWriter(csvf)
defer func() {
csvw.Flush()
csvf.Close()
}()
csvw.Write([]string{"completion_time_unix_nano", "method", "object_name", "transaction_id", "status", "elapsed_nanoseconds"})
csvw.Flush()
}
var csvotw *csv.Writer
if *cli.benchMixedFlagCSVOT != "" {
csvotf, err := os.Create(*cli.benchMixedFlagCSVOT)
if err != nil {
cli.fatal(cli, err)
}
csvotw = csv.NewWriter(csvotf)
defer func() {
csvotw.Flush()
csvotf.Close()
}()
csvotw.Write([]string{"time_unix_nano", "DELETE", "GET", "HEAD", "POST", "PUT"})
csvotw.Write([]string{fmt.Sprintf("%d", time.Now().UnixNano()), "0", "0", "0", "0", "0", "0"})
csvotw.Flush()
}
if containers == 1 {
fmt.Printf("Ensuring container exists...")
cli.verbosef(cli, "PUT %s\n", container)
resp := c.PutContainer(container, cli.globalFlagHeaders.Headers())
if resp.StatusCode/100 != 2 {
bodyBytes, _ := ioutil.ReadAll(resp.Body)
resp.Body.Close()
if *cli.globalFlagContinueOnError {
fmt.Fprintf(os.Stderr, "PUT %s - %d %s - %s\n", container, resp.StatusCode, http.StatusText(resp.StatusCode), string(bodyBytes))
} else {
cli.fatalf(cli, "PUT %s - %d %s - %s\n", container, resp.StatusCode, http.StatusText(resp.StatusCode), string(bodyBytes))
}
}
resp.Body.Close()
} else {
fmt.Printf("Ensuring %d containers exist...", containers)
for x := 0; x < containers; x++ {
putContainer := fmt.Sprintf("%s%d", container, x)
cli.verbosef(cli, "PUT %s\n", putContainer)
resp := c.PutContainer(putContainer, cli.globalFlagHeaders.Headers())
if resp.StatusCode/100 != 2 {
bodyBytes, _ := ioutil.ReadAll(resp.Body)
resp.Body.Close()
if *cli.globalFlagContinueOnError {
fmt.Fprintf(os.Stderr, "PUT %s - %d %s - %s\n", putContainer, resp.StatusCode, http.StatusText(resp.StatusCode), string(bodyBytes))
continue
} else {
cli.fatalf(cli, "PUT %s - %d %s - %s\n", putContainer, resp.StatusCode, http.StatusText(resp.StatusCode), string(bodyBytes))
}
}
resp.Body.Close()
}
}
fmt.Println()
concurrency := *cli.globalFlagConcurrency
if concurrency < 1 {
concurrency = 1