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cmd/swarm, metrics, swarm/api/client, swarm/storage, swarm/metrics, swarm/api/http: add instrumentation (#18274)

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This commit is contained in:
Elad 2018-12-11 13:51:58 +05:30 committed by Anton Evangelatov
parent b2aac658b0
commit bb724080ca
8 changed files with 368 additions and 82 deletions
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64
cmd/swarm/swarm-smoke/feed_upload_and_sync.go
View File

@ -2,11 +2,13 @@ package main
import (
"bytes"
"context"
"crypto/md5"
"fmt"
"io"
"io/ioutil"
"net/http"
"net/http/httptrace"
"os"
"os/exec"
"strings"
@ -16,8 +18,13 @@ import (
"github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/metrics"
"github.com/ethereum/go-ethereum/swarm/api/client"
"github.com/ethereum/go-ethereum/swarm/spancontext"
"github.com/ethereum/go-ethereum/swarm/storage/feed"
"github.com/ethereum/go-ethereum/swarm/testutil"
colorable "github.com/mattn/go-colorable"
opentracing "github.com/opentracing/opentracing-go"
"github.com/pborman/uuid"
cli "gopkg.in/urfave/cli.v1"
)
@ -26,11 +33,29 @@ const (
feedRandomDataLength = 8
)
// TODO: retrieve with manifest + extract repeating code
func cliFeedUploadAndSync(c *cli.Context) error {
metrics.GetOrRegisterCounter("feed-and-sync", nil).Inc(1)
log.Root().SetHandler(log.CallerFileHandler(log.LvlFilterHandler(log.Lvl(verbosity), log.StreamHandler(colorable.NewColorableStderr(), log.TerminalFormat(true)))))
errc := make(chan error)
go func() {
errc <- feedUploadAndSync(c)
}()
select {
case err := <-errc:
if err != nil {
metrics.GetOrRegisterCounter("feed-and-sync.fail", nil).Inc(1)
}
return err
case <-time.After(time.Duration(timeout) * time.Second):
metrics.GetOrRegisterCounter("feed-and-sync.timeout", nil).Inc(1)
return fmt.Errorf("timeout after %v sec", timeout)
}
}
// TODO: retrieve with manifest + extract repeating code
func feedUploadAndSync(c *cli.Context) error {
defer func(now time.Time) { log.Info("total time", "time", time.Since(now), "size (kb)", filesize) }(time.Now())
generateEndpoints(scheme, cluster, appName, from, to)
@ -204,12 +229,12 @@ func cliFeedUploadAndSync(c *cli.Context) error {
log.Info("all endpoints synced random data successfully")
// upload test file
log.Info("uploading to " + endpoints[0] + " and syncing")
seed := int(time.Now().UnixNano() / 1e6)
log.Info("feed uploading to "+endpoints[0]+" and syncing", "seed", seed)
f, cleanup := generateRandomFile(filesize * 1000)
defer cleanup()
randomBytes := testutil.RandomBytes(seed, filesize*1000)
hash, err := upload(f, endpoints[0])
hash, err := upload(&randomBytes, endpoints[0])
if err != nil {
return err
}
@ -218,7 +243,7 @@ func cliFeedUploadAndSync(c *cli.Context) error {
return err
}
multihashHex := hexutil.Encode(hashBytes)
fileHash, err := digest(f)
fileHash, err := digest(bytes.NewReader(randomBytes))
if err != nil {
return err
}
@ -284,14 +309,37 @@ func cliFeedUploadAndSync(c *cli.Context) error {
}
func fetchFeed(topic string, user string, endpoint string, original []byte, ruid string) error {
ctx, sp := spancontext.StartSpan(context.Background(), "feed-and-sync.fetch")
defer sp.Finish()
log.Trace("sleeping", "ruid", ruid)
time.Sleep(3 * time.Second)
log.Trace("http get request (feed)", "ruid", ruid, "api", endpoint, "topic", topic, "user", user)
res, err := http.Get(endpoint + "/bzz-feed:/?topic=" + topic + "&user=" + user)
var tn time.Time
reqUri := endpoint + "/bzz-feed:/?topic=" + topic + "&user=" + user
req, _ := http.NewRequest("GET", reqUri, nil)
opentracing.GlobalTracer().Inject(
sp.Context(),
opentracing.HTTPHeaders,
opentracing.HTTPHeadersCarrier(req.Header))
trace := client.GetClientTrace("feed-and-sync - http get", "feed-and-sync", ruid, &tn)
req = req.WithContext(httptrace.WithClientTrace(ctx, trace))
transport := http.DefaultTransport
//transport.TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
tn = time.Now()
res, err := transport.RoundTrip(req)
if err != nil {
log.Error(err.Error(), "ruid", ruid)
return err
}
log.Trace("http get response (feed)", "ruid", ruid, "api", endpoint, "topic", topic, "user", user, "code", res.StatusCode, "len", res.ContentLength)
if res.StatusCode != 200 {

71
cmd/swarm/swarm-smoke/main.go
View File

@ -17,14 +17,25 @@
package main
import (
"fmt"
"os"
"sort"
"github.com/ethereum/go-ethereum/cmd/utils"
gethmetrics "github.com/ethereum/go-ethereum/metrics"
"github.com/ethereum/go-ethereum/metrics/influxdb"
swarmmetrics "github.com/ethereum/go-ethereum/swarm/metrics"
"github.com/ethereum/go-ethereum/swarm/tracing"
"github.com/ethereum/go-ethereum/log"
cli "gopkg.in/urfave/cli.v1"
)
var (
gitCommit string // Git SHA1 commit hash of the release (set via linker flags)
)
var (
endpoints []string
includeLocalhost bool
@ -32,9 +43,12 @@ var (
appName string
scheme string
filesize int
syncDelay int
from int
to int
verbosity int
timeout int
single bool
)
func main() {
@ -85,14 +99,42 @@ func main() {
Usage: "file size for generated random file in KB",
Destination: &filesize,
},
cli.IntFlag{
Name: "sync-delay",
Value: 5,
Usage: "duration of delay in seconds to wait for content to be synced",
Destination: &syncDelay,
},
cli.IntFlag{
Name: "verbosity",
Value: 1,
Usage: "verbosity",
Destination: &verbosity,
},
cli.IntFlag{
Name: "timeout",
Value: 120,
Usage: "timeout in seconds after which kill the process",
Destination: &timeout,
},
cli.BoolFlag{
Name: "single",
Usage: "whether to fetch content from a single node or from all nodes",
Destination: &single,
},
}
app.Flags = append(app.Flags, []cli.Flag{
utils.MetricsEnabledFlag,
swarmmetrics.MetricsInfluxDBEndpointFlag,
swarmmetrics.MetricsInfluxDBDatabaseFlag,
swarmmetrics.MetricsInfluxDBUsernameFlag,
swarmmetrics.MetricsInfluxDBPasswordFlag,
swarmmetrics.MetricsInfluxDBHostTagFlag,
}...)
app.Flags = append(app.Flags, tracing.Flags...)
app.Commands = []cli.Command{
{
Name: "upload_and_sync",
@ -111,9 +153,38 @@ func main() {
sort.Sort(cli.FlagsByName(app.Flags))
sort.Sort(cli.CommandsByName(app.Commands))
app.Before = func(ctx *cli.Context) error {
tracing.Setup(ctx)
return nil
}
app.After = func(ctx *cli.Context) error {
return emitMetrics(ctx)
}
err := app.Run(os.Args)
if err != nil {
log.Error(err.Error())
os.Exit(1)
}
}
func emitMetrics(ctx *cli.Context) error {
if gethmetrics.Enabled {
var (
endpoint = ctx.GlobalString(swarmmetrics.MetricsInfluxDBEndpointFlag.Name)
database = ctx.GlobalString(swarmmetrics.MetricsInfluxDBDatabaseFlag.Name)
username = ctx.GlobalString(swarmmetrics.MetricsInfluxDBUsernameFlag.Name)
password = ctx.GlobalString(swarmmetrics.MetricsInfluxDBPasswordFlag.Name)
hosttag = ctx.GlobalString(swarmmetrics.MetricsInfluxDBHostTagFlag.Name)
)
return influxdb.InfluxDBWithTagsOnce(gethmetrics.DefaultRegistry, endpoint, database, username, password, "swarm-smoke.", map[string]string{
"host": hosttag,
"version": gitCommit,
"filesize": fmt.Sprintf("%v", filesize),
})
}
return nil
}

160
cmd/swarm/swarm-smoke/upload_and_sync.go
View File

@ -18,21 +18,27 @@ package main
import (
"bytes"
"context"
"crypto/md5"
crand "crypto/rand"
"crypto/tls"
"errors"
"fmt"
"io"
"io/ioutil"
"math/rand"
"net/http"
"net/http/httptrace"
"os"
"os/exec"
"strings"
"sync"
"time"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/metrics"
"github.com/ethereum/go-ethereum/swarm/api"
"github.com/ethereum/go-ethereum/swarm/api/client"
"github.com/ethereum/go-ethereum/swarm/spancontext"
"github.com/ethereum/go-ethereum/swarm/testutil"
opentracing "github.com/opentracing/opentracing-go"
"github.com/pborman/uuid"
cli "gopkg.in/urfave/cli.v1"
@ -40,11 +46,11 @@ import (
func generateEndpoints(scheme string, cluster string, app string, from int, to int) {
if cluster == "prod" {
for port := from; port <= to; port++ {
for port := from; port < to; port++ {
endpoints = append(endpoints, fmt.Sprintf("%s://%v.swarm-gateways.net", scheme, port))
}
} else {
for port := from; port <= to; port++ {
for port := from; port < to; port++ {
endpoints = append(endpoints, fmt.Sprintf("%s://%s-%v-%s.stg.swarm-gateways.net", scheme, app, port, cluster))
}
}
@ -58,22 +64,48 @@ func cliUploadAndSync(c *cli.Context) error {
log.PrintOrigins(true)
log.Root().SetHandler(log.LvlFilterHandler(log.Lvl(verbosity), log.StreamHandler(os.Stdout, log.TerminalFormat(true))))
defer func(now time.Time) { log.Info("total time", "time", time.Since(now), "kb", filesize) }(time.Now())
metrics.GetOrRegisterCounter("upload-and-sync", nil).Inc(1)
errc := make(chan error)
go func() {
errc <- uploadAndSync(c)
}()
select {
case err := <-errc:
if err != nil {
metrics.GetOrRegisterCounter("upload-and-sync.fail", nil).Inc(1)
}
return err
case <-time.After(time.Duration(timeout) * time.Second):
metrics.GetOrRegisterCounter("upload-and-sync.timeout", nil).Inc(1)
return fmt.Errorf("timeout after %v sec", timeout)
}
}
func uploadAndSync(c *cli.Context) error {
defer func(now time.Time) {
totalTime := time.Since(now)
log.Info("total time", "time", totalTime, "kb", filesize)
metrics.GetOrRegisterCounter("upload-and-sync.total-time", nil).Inc(int64(totalTime))
}(time.Now())
generateEndpoints(scheme, cluster, appName, from, to)
seed := int(time.Now().UnixNano() / 1e6)
log.Info("uploading to "+endpoints[0]+" and syncing", "seed", seed)
log.Info("uploading to " + endpoints[0] + " and syncing")
randomBytes := testutil.RandomBytes(seed, filesize*1000)
f, cleanup := generateRandomFile(filesize * 1000)
defer cleanup()
hash, err := upload(f, endpoints[0])
t1 := time.Now()
hash, err := upload(&randomBytes, endpoints[0])
if err != nil {
log.Error(err.Error())
return err
}
metrics.GetOrRegisterCounter("upload-and-sync.upload-time", nil).Inc(int64(time.Since(t1)))
fhash, err := digest(f)
fhash, err := digest(bytes.NewReader(randomBytes))
if err != nil {
log.Error(err.Error())
return err
@ -81,23 +113,47 @@ func cliUploadAndSync(c *cli.Context) error {
log.Info("uploaded successfully", "hash", hash, "digest", fmt.Sprintf("%x", fhash))
time.Sleep(3 * time.Second)
time.Sleep(time.Duration(syncDelay) * time.Second)
wg := sync.WaitGroup{}
for _, endpoint := range endpoints {
if single {
rand.Seed(time.Now().UTC().UnixNano())
randIndex := 1 + rand.Intn(len(endpoints)-1)
ruid := uuid.New()[:8]
wg.Add(1)
go func(endpoint string, ruid string) {
for {
start := time.Now()
err := fetch(hash, endpoint, fhash, ruid)
fetchTime := time.Since(start)
if err != nil {
continue
}
metrics.GetOrRegisterMeter("upload-and-sync.single.fetch-time", nil).Mark(int64(fetchTime))
wg.Done()
return
}
}(endpoint, ruid)
}(endpoints[randIndex], ruid)
} else {
for _, endpoint := range endpoints {
ruid := uuid.New()[:8]
wg.Add(1)
go func(endpoint string, ruid string) {
for {
start := time.Now()
err := fetch(hash, endpoint, fhash, ruid)
fetchTime := time.Since(start)
if err != nil {
continue
}
metrics.GetOrRegisterMeter("upload-and-sync.each.fetch-time", nil).Mark(int64(fetchTime))
wg.Done()
return
}
}(endpoint, ruid)
}
}
wg.Wait()
log.Info("all endpoints synced random file successfully")
@ -107,16 +163,33 @@ func cliUploadAndSync(c *cli.Context) error {
// fetch is getting the requested `hash` from the `endpoint` and compares it with the `original` file
func fetch(hash string, endpoint string, original []byte, ruid string) error {
ctx, sp := spancontext.StartSpan(context.Background(), "upload-and-sync.fetch")
defer sp.Finish()
log.Trace("sleeping", "ruid", ruid)
time.Sleep(3 * time.Second)
log.Trace("http get request", "ruid", ruid, "api", endpoint, "hash", hash)
client := &http.Client{Transport: &http.Transport{
TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
}}
res, err := client.Get(endpoint + "/bzz:/" + hash + "/")
var tn time.Time
reqUri := endpoint + "/bzz:/" + hash + "/"
req, _ := http.NewRequest("GET", reqUri, nil)
opentracing.GlobalTracer().Inject(
sp.Context(),
opentracing.HTTPHeaders,
opentracing.HTTPHeadersCarrier(req.Header))
trace := client.GetClientTrace("upload-and-sync - http get", "upload-and-sync", ruid, &tn)
req = req.WithContext(httptrace.WithClientTrace(ctx, trace))
transport := http.DefaultTransport
//transport.TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
tn = time.Now()
res, err := transport.RoundTrip(req)
if err != nil {
log.Warn(err.Error(), "ruid", ruid)
log.Error(err.Error(), "ruid", ruid)
return err
}
log.Trace("http get response", "ruid", ruid, "api", endpoint, "hash", hash, "code", res.StatusCode, "len", res.ContentLength)
@ -147,16 +220,19 @@ func fetch(hash string, endpoint string, original []byte, ruid string) error {
}
// upload is uploading a file `f` to `endpoint` via the `swarm up` cmd
func upload(f *os.File, endpoint string) (string, error) {
var out bytes.Buffer
cmd := exec.Command("swarm", "--bzzapi", endpoint, "up", f.Name())
cmd.Stdout = &out
err := cmd.Run()
if err != nil {
return "", err
func upload(dataBytes *[]byte, endpoint string) (string, error) {
swarm := client.NewClient(endpoint)
f := &client.File{
ReadCloser: ioutil.NopCloser(bytes.NewReader(*dataBytes)),
ManifestEntry: api.ManifestEntry{
ContentType: "text/plain",
Mode: 0660,
Size: int64(len(*dataBytes)),
},
}
hash := strings.TrimRight(out.String(), "\r\n")
return hash, nil
// upload data to bzz:// and retrieve the content-addressed manifest hash, hex-encoded.
return swarm.Upload(f, "", false)
}
func digest(r io.Reader) ([]byte, error) {
@ -179,27 +255,3 @@ func generateRandomData(datasize int) ([]byte, error) {
}
return b, nil
}
// generateRandomFile is creating a temporary file with the requested byte size
func generateRandomFile(size int) (f *os.File, teardown func()) {
// create a tmp file
tmp, err := ioutil.TempFile("", "swarm-test")
if err != nil {
panic(err)
}
// callback for tmp file cleanup
teardown = func() {
tmp.Close()
os.Remove(tmp.Name())
}
buf := make([]byte, size)
_, err = crand.Read(buf)
if err != nil {
panic(err)
}
ioutil.WriteFile(tmp.Name(), buf, 0755)
return tmp, teardown
}

28
metrics/influxdb/influxdb.go
View File

@ -58,6 +58,34 @@ func InfluxDBWithTags(r metrics.Registry, d time.Duration, url, database, userna
rep.run()
}
// InfluxDBWithTagsOnce runs once an InfluxDB reporter and post the given metrics.Registry with the specified tags
func InfluxDBWithTagsOnce(r metrics.Registry, url, database, username, password, namespace string, tags map[string]string) error {
u, err := uurl.Parse(url)
if err != nil {
return fmt.Errorf("Unable to parse InfluxDB. url: %s, err: %v", url, err)
}
rep := &reporter{
reg: r,
url: *u,
database: database,
username: username,
password: password,
namespace: namespace,
tags: tags,
cache: make(map[string]int64),
}
if err := rep.makeClient(); err != nil {
return fmt.Errorf("Unable to make InfluxDB client. err: %v", err)
}
if err := rep.send(); err != nil {
return fmt.Errorf("Unable to send to InfluxDB. err: %v", err)
}
return nil
}
func (r *reporter) makeClient() (err error) {
r.client, err = client.NewClient(client.Config{
URL: r.url,

76
swarm/api/client/client.go
View File

@ -19,6 +19,7 @@ package client
import (
"archive/tar"
"bytes"
"context"
"encoding/json"
"errors"
"fmt"
@ -26,6 +27,7 @@ import (
"io/ioutil"
"mime/multipart"
"net/http"
"net/http/httptrace"
"net/textproto"
"net/url"
"os"
@ -33,9 +35,14 @@ import (
"regexp"
"strconv"
"strings"
"time"
"github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/metrics"
"github.com/ethereum/go-ethereum/swarm/api"
"github.com/ethereum/go-ethereum/swarm/spancontext"
"github.com/ethereum/go-ethereum/swarm/storage/feed"
"github.com/pborman/uuid"
)
var (
@ -474,6 +481,11 @@ type UploadFn func(file *File) error
// TarUpload uses the given Uploader to upload files to swarm as a tar stream,
// returning the resulting manifest hash
func (c *Client) TarUpload(hash string, uploader Uploader, defaultPath string, toEncrypt bool) (string, error) {
ctx, sp := spancontext.StartSpan(context.Background(), "api.client.tarupload")
defer sp.Finish()
var tn time.Time
reqR, reqW := io.Pipe()
defer reqR.Close()
addr := hash
@ -489,6 +501,12 @@ func (c *Client) TarUpload(hash string, uploader Uploader, defaultPath string, t
if err != nil {
return "", err
}
trace := GetClientTrace("swarm api client - upload tar", "api.client.uploadtar", uuid.New()[:8], &tn)
req = req.WithContext(httptrace.WithClientTrace(ctx, trace))
transport := http.DefaultTransport
req.Header.Set("Content-Type", "application/x-tar")
if defaultPath != "" {
q := req.URL.Query()
@ -529,8 +547,8 @@ func (c *Client) TarUpload(hash string, uploader Uploader, defaultPath string, t
}
reqW.CloseWithError(err)
}()
res, err := http.DefaultClient.Do(req)
tn = time.Now()
res, err := transport.RoundTrip(req)
if err != nil {
return "", err
}
@ -728,3 +746,57 @@ func (c *Client) GetFeedRequest(query *feed.Query, manifestAddressOrDomain strin
}
return &metadata, nil
}
func GetClientTrace(traceMsg, metricPrefix, ruid string, tn *time.Time) *httptrace.ClientTrace {
trace := &httptrace.ClientTrace{
GetConn: func(_ string) {
log.Trace(traceMsg+" - http get", "event", "GetConn", "ruid", ruid)
metrics.GetOrRegisterResettingTimer(metricPrefix+".getconn", nil).Update(time.Since(*tn))
},
GotConn: func(_ httptrace.GotConnInfo) {
log.Trace(traceMsg+" - http get", "event", "GotConn", "ruid", ruid)
metrics.GetOrRegisterResettingTimer(metricPrefix+".gotconn", nil).Update(time.Since(*tn))
},
PutIdleConn: func(err error) {
log.Trace(traceMsg+" - http get", "event", "PutIdleConn", "ruid", ruid, "err", err)
metrics.GetOrRegisterResettingTimer(metricPrefix+".putidle", nil).Update(time.Since(*tn))
},
GotFirstResponseByte: func() {
log.Trace(traceMsg+" - http get", "event", "GotFirstResponseByte", "ruid", ruid)
metrics.GetOrRegisterResettingTimer(metricPrefix+".firstbyte", nil).Update(time.Since(*tn))
},
Got100Continue: func() {
log.Trace(traceMsg, "event", "Got100Continue", "ruid", ruid)
metrics.GetOrRegisterResettingTimer(metricPrefix+".got100continue", nil).Update(time.Since(*tn))
},
DNSStart: func(_ httptrace.DNSStartInfo) {
log.Trace(traceMsg, "event", "DNSStart", "ruid", ruid)
metrics.GetOrRegisterResettingTimer(metricPrefix+".dnsstart", nil).Update(time.Since(*tn))
},
DNSDone: func(_ httptrace.DNSDoneInfo) {
log.Trace(traceMsg, "event", "DNSDone", "ruid", ruid)
metrics.GetOrRegisterResettingTimer(metricPrefix+".dnsdone", nil).Update(time.Since(*tn))
},
ConnectStart: func(network, addr string) {
log.Trace(traceMsg, "event", "ConnectStart", "ruid", ruid, "network", network, "addr", addr)
metrics.GetOrRegisterResettingTimer(metricPrefix+".connectstart", nil).Update(time.Since(*tn))
},
ConnectDone: func(network, addr string, err error) {
log.Trace(traceMsg, "event", "ConnectDone", "ruid", ruid, "network", network, "addr", addr, "err", err)
metrics.GetOrRegisterResettingTimer(metricPrefix+".connectdone", nil).Update(time.Since(*tn))
},
WroteHeaders: func() {
log.Trace(traceMsg, "event", "WroteHeaders(request)", "ruid", ruid)
metrics.GetOrRegisterResettingTimer(metricPrefix+".wroteheaders", nil).Update(time.Since(*tn))
},
Wait100Continue: func() {
log.Trace(traceMsg, "event", "Wait100Continue", "ruid", ruid)
metrics.GetOrRegisterResettingTimer(metricPrefix+".wait100continue", nil).Update(time.Since(*tn))
},
WroteRequest: func(_ httptrace.WroteRequestInfo) {
log.Trace(traceMsg, "event", "WroteRequest", "ruid", ruid)
metrics.GetOrRegisterResettingTimer(metricPrefix+".wroterequest", nil).Update(time.Since(*tn))
},
}
return trace
}

11
swarm/api/http/middleware.go
View File

@ -74,13 +74,15 @@ func ParseURI(h http.Handler) http.Handler {
func InitLoggingResponseWriter(h http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
startTime := time.Now()
defer metrics.GetOrRegisterResettingTimer(fmt.Sprintf("http.request.%s.time", r.Method), nil).UpdateSince(startTime)
tn := time.Now()
writer := newLoggingResponseWriter(w)
h.ServeHTTP(writer, r)
log.Info("request served", "ruid", GetRUID(r.Context()), "code", writer.statusCode)
metrics.GetOrRegisterResettingTimer(fmt.Sprintf("http.request.%s.%d.time", r.Method, writer.statusCode), nil).UpdateSince(startTime)
ts := time.Since(tn)
log.Info("request served", "ruid", GetRUID(r.Context()), "code", writer.statusCode, "time", ts*time.Millisecond)
metrics.GetOrRegisterResettingTimer(fmt.Sprintf("http.request.%s.time", r.Method), nil).Update(ts)
metrics.GetOrRegisterResettingTimer(fmt.Sprintf("http.request.%s.%d.time", r.Method, writer.statusCode), nil).Update(ts)
})
}
@ -93,6 +95,7 @@ func InstrumentOpenTracing(h http.Handler) http.Handler {
}
spanName := fmt.Sprintf("http.%s.%s", r.Method, uri.Scheme)
ctx, sp := spancontext.StartSpan(r.Context(), spanName)
defer sp.Finish()
h.ServeHTTP(w, r.WithContext(ctx))
})

32
swarm/metrics/flags.go
View File

@ -27,26 +27,26 @@ import (
)
var (
metricsEnableInfluxDBExportFlag = cli.BoolFlag{
MetricsEnableInfluxDBExportFlag = cli.BoolFlag{
Name: "metrics.influxdb.export",
Usage: "Enable metrics export/push to an external InfluxDB database",
}
metricsInfluxDBEndpointFlag = cli.StringFlag{
MetricsInfluxDBEndpointFlag = cli.StringFlag{
Name: "metrics.influxdb.endpoint",
Usage: "Metrics InfluxDB endpoint",
Value: "http://127.0.0.1:8086",
}
metricsInfluxDBDatabaseFlag = cli.StringFlag{
MetricsInfluxDBDatabaseFlag = cli.StringFlag{
Name: "metrics.influxdb.database",
Usage: "Metrics InfluxDB database",
Value: "metrics",
}
metricsInfluxDBUsernameFlag = cli.StringFlag{
MetricsInfluxDBUsernameFlag = cli.StringFlag{
Name: "metrics.influxdb.username",
Usage: "Metrics InfluxDB username",
Value: "",
}
metricsInfluxDBPasswordFlag = cli.StringFlag{
MetricsInfluxDBPasswordFlag = cli.StringFlag{
Name: "metrics.influxdb.password",
Usage: "Metrics InfluxDB password",
Value: "",
@ -55,7 +55,7 @@ var (
// It is used so that we can group all nodes and average a measurement across all of them, but also so
// that we can select a specific node and inspect its measurements.
// https://docs.influxdata.com/influxdb/v1.4/concepts/key_concepts/#tag-key
metricsInfluxDBHostTagFlag = cli.StringFlag{
MetricsInfluxDBHostTagFlag = cli.StringFlag{
Name: "metrics.influxdb.host.tag",
Usage: "Metrics InfluxDB `host` tag attached to all measurements",
Value: "localhost",
@ -65,20 +65,24 @@ var (
// Flags holds all command-line flags required for metrics collection.
var Flags = []cli.Flag{
utils.MetricsEnabledFlag,
metricsEnableInfluxDBExportFlag,
metricsInfluxDBEndpointFlag, metricsInfluxDBDatabaseFlag, metricsInfluxDBUsernameFlag, metricsInfluxDBPasswordFlag, metricsInfluxDBHostTagFlag,
MetricsEnableInfluxDBExportFlag,
MetricsInfluxDBEndpointFlag,
MetricsInfluxDBDatabaseFlag,
MetricsInfluxDBUsernameFlag,
MetricsInfluxDBPasswordFlag,
MetricsInfluxDBHostTagFlag,
}
func Setup(ctx *cli.Context) {
if gethmetrics.Enabled {
log.Info("Enabling swarm metrics collection")
var (
enableExport = ctx.GlobalBool(metricsEnableInfluxDBExportFlag.Name)
endpoint = ctx.GlobalString(metricsInfluxDBEndpointFlag.Name)
database = ctx.GlobalString(metricsInfluxDBDatabaseFlag.Name)
username = ctx.GlobalString(metricsInfluxDBUsernameFlag.Name)
password = ctx.GlobalString(metricsInfluxDBPasswordFlag.Name)
hosttag = ctx.GlobalString(metricsInfluxDBHostTagFlag.Name)
enableExport = ctx.GlobalBool(MetricsEnableInfluxDBExportFlag.Name)
endpoint = ctx.GlobalString(MetricsInfluxDBEndpointFlag.Name)
database = ctx.GlobalString(MetricsInfluxDBDatabaseFlag.Name)
username = ctx.GlobalString(MetricsInfluxDBUsernameFlag.Name)
password = ctx.GlobalString(MetricsInfluxDBPasswordFlag.Name)
hosttag = ctx.GlobalString(MetricsInfluxDBHostTagFlag.Name)
)
// Start system runtime metrics collection

8
swarm/storage/chunker.go
View File

@ -22,6 +22,7 @@ import (
"fmt"
"io"
"sync"
"time"
"github.com/ethereum/go-ethereum/metrics"
ch "github.com/ethereum/go-ethereum/swarm/chunk"
@ -410,10 +411,14 @@ func (r *LazyChunkReader) Size(ctx context.Context, quitC chan bool) (n int64, e
log.Debug("lazychunkreader.size", "addr", r.addr)
if r.chunkData == nil {
startTime := time.Now()
chunkData, err := r.getter.Get(cctx, Reference(r.addr))
if err != nil {
metrics.GetOrRegisterResettingTimer("lcr.getter.get.err", nil).UpdateSince(startTime)
return 0, err
}
metrics.GetOrRegisterResettingTimer("lcr.getter.get", nil).UpdateSince(startTime)
r.chunkData = chunkData
s := r.chunkData.Size()
log.Debug("lazychunkreader.size", "key", r.addr, "size", s)
@ -542,8 +547,10 @@ func (r *LazyChunkReader) join(b []byte, off int64, eoff int64, depth int, treeS
wg.Add(1)
go func(j int64) {
childAddress := chunkData[8+j*r.hashSize : 8+(j+1)*r.hashSize]
startTime := time.Now()
chunkData, err := r.getter.Get(r.ctx, Reference(childAddress))
if err != nil {
metrics.GetOrRegisterResettingTimer("lcr.getter.get.err", nil).UpdateSince(startTime)
log.Debug("lazychunkreader.join", "key", fmt.Sprintf("%x", childAddress), "err", err)
select {
case errC <- fmt.Errorf("chunk %v-%v not found; key: %s", off, off+treeSize, fmt.Sprintf("%x", childAddress)):
@ -551,6 +558,7 @@ func (r *LazyChunkReader) join(b []byte, off int64, eoff int64, depth int, treeS
}
return
}
metrics.GetOrRegisterResettingTimer("lcr.getter.get", nil).UpdateSince(startTime)
if l := len(chunkData); l < 9 {
select {
case errC <- fmt.Errorf("chunk %v-%v incomplete; key: %s, data length %v", off, off+treeSize, fmt.Sprintf("%x", childAddress), l):