How to use newTransport method of httpext Package

Best K6 code snippet using httpext.newTransport

tlstcp.go

Source:tlstcp.go

...86// 			return nil, err87// 		}88// 	}89// 	conn := tls.Client(conon, tlsConfig)90// 	//tracerTransport := httpext.newTransport(ctx, state, tags)91// 	startHS := time.Now()92// 	err = conn.Handshake()93// 	endHS := time.Now()94// 	hsDuration := stats.D(endHS.Sub(startHS))95// 	if err != nil {96// 		fmt.Printf("handshake failure: %s", err.Error())97// 		return nil, err98// 	}99// 	stats.PushIfNotDone(ctx, state.Samples, stats.ConnectedSamples{100// 		Samples: []stats.Sample{101// 			{Metric: metrics.HTTPReqs, Time: start, Tags: sampleTags, Value: 1},102// 			{Metric: metrics.HTTPReqConnecting, Time: start, Tags: sampleTags, Value: connectionDuration},103// 			{Metric: metrics.HTTPReqTLSHandshaking, Time: startHS, Tags: sampleTags, Value: hsDuration},104// 		},105// 		Tags: sampleTags,106// 		Time: start,107// 	})108// 	return conn, nil109// }110//CloseConn the socket connection111// func (*TlsTcp) CloseConn(ctx context.Context, requester *tls.Conn, data string) {112// 	requester.Close()113// }114//Send bytes to a socket115// func (*TlsTcp) Send(ctx context.Context, requester *tls.Conn, datastr string) {116// 	//fmt.Println("sending bytes")117// 	data, err := base64.StdEncoding.DecodeString(datastr)118// 	if err != nil {119// 		log.Fatalf("Some error occured during base64 decode. Error %s", err.Error())120// 	}121// 	bufHeader := make([]byte, 4)122// 	//fmt.Printf("request size without headers %d bytes: %v\n ", len(data), data)123// 	binary.LittleEndian.PutUint32(bufHeader, uint32(len(data)))124// 	singlePacket := make([]byte, len(bufHeader)+len(data))125// 	//add on header the bytes126// 	copy(singlePacket[:], bufHeader[:])127// 	copy(singlePacket[len(bufHeader):], data[:])128// 	sendStart := time.Now()129// 	_, error := requester.Write(singlePacket)130// 	sendEnd := time.Now()131// 	sendDuration := stats.D(sendEnd.Sub(sendStart))132// 	state := lib.GetState(ctx)133// 	stats.PushIfNotDone(ctx, state.Samples, stats.ConnectedSamples{134// 		Samples: []stats.Sample{135// 			{Metric: metrics.HTTPReqSending, Time: sendStart, Value: sendDuration},136// 		},137// 		Time: sendStart,138// 	})139// 	if error != nil {140// 		fmt.Println("send failure")141// 		fmt.Printf("send failure: %s\n", error.Error())142// 		return143// 	}144// }145// //Receive bytes from socket146// func (*TlsTcp) Receive(ctx context.Context, requester *tls.Conn) []byte {147// 	//fmt.Println("receiving bytes")148// 	header_replay := make([]byte, 4)149// 	recvHeaderStart := time.Now()150// 	_, error := requester.Read(header_replay)151// 	recvHeaderEnd := time.Now()152// 	recvHeaderDuration := stats.D(recvHeaderEnd.Sub(recvHeaderStart))153// 	if error != nil {154// 		fmt.Printf("failed to read header: %s\n", error.Error())155// 		return header_replay156// 	}157// 	expectedLengh := binary.LittleEndian.Uint32(header_replay)158// 	//fmt.Printf("lenght received %d\n", expectedLengh)159// 	receivedContent := make([]byte, expectedLengh)160// 	recvStart := time.Now()161// 	_, error = requester.Read(receivedContent)162// 	recvEnd := time.Now()163// 	recvDuration := stats.D(recvEnd.Sub(recvStart)) + recvHeaderDuration164// 	//todo error check state value165// 	state := lib.GetState(ctx)166// 	stats.PushIfNotDone(ctx, state.Samples, stats.ConnectedSamples{167// 		Samples: []stats.Sample{168// 			{Metric: metrics.HTTPReqReceiving, Time: recvStart, Value: recvDuration},169// 		},170// 		Time: recvStart,171// 	})172// 	if error != nil {173// 		fmt.Printf("failed to read header: %s\n", error.Error())174// 		return receivedContent175// 	}176// 	return receivedContent177// }178//Connect https://stackoverflow.com/q/65451276179//, args ...goja.Value180func (*TlsTcp) Connect(ctx context.Context, network string, addr string, root_ca_pem string) (net.Conn, error) {181	state := lib.GetState(ctx)182	if state == nil {183		return nil, ErrTcpInInitContext184	}185	//186	tags := state.CloneTags()187	//argument parsing goes around here from GOJA VM188	//Todo Move this to caller or use state only189	// tlsConfig := &tls.Config{190	// 	MinVersion: tls.VersionTLS13,191	start := time.Now()192	conon, err := state.Dialer.DialContext(ctx, network, addr)193	connectionEnd := time.Now()194	connectionDuration := stats.D(connectionEnd.Sub(start))195	sampleTags := stats.IntoSampleTags(&tags)196	if err != nil {197		fmt.Printf("error found %s\n", err)198		return nil, common.NewInitContextError(fmt.Sprintf("Dial error %s", err))199	}200	// Only set the name system tag if the user didn't explicitly set it beforehand,201	// and the Name was generated from a tagged template string (via http.url).202	// if _, ok := tags["name"]; !ok && state.Options.SystemTags.Has(stats.TagName) &&203	// 	preq.URL.Name != "" && preq.URL.Name != preq.URL.Clean() {204	// 	tags["name"] = preq.URL.Name205	// }206	// Check rate limit *after* we've prepared a request; no need to wait with that part.207	if rpsLimit := state.RPSLimit; rpsLimit != nil {208		if err := rpsLimit.Wait(ctx); err != nil {209			return nil, err210		}211	}212	// s, err := net.ResolveUDPAddr(network, addr)213	// if err != nil {214	// 	log.Fatalf("dns resolution fail: %s", err.Error())215	// }216	//tracerTransport := httpext.newTransport(ctx, state, tags)217	//startHS := time.Now()218	//endHS := time.Now()219	//hsDuration := stats.D(endHS.Sub(startHS))220	if err != nil {221		fmt.Printf("handshake failure: %s", err.Error())222		return nil, err223	}224	stats.PushIfNotDone(ctx, state.Samples, stats.ConnectedSamples{225		Samples: []stats.Sample{226			{Metric: metrics.HTTPReqs, Time: start, Tags: sampleTags, Value: 1},227			{Metric: metrics.HTTPReqConnecting, Time: start, Tags: sampleTags, Value: connectionDuration},228			//{Metric: metrics.HTTPReqTLSHandshaking, Time: startHS, Tags: sampleTags, Value: hsDuration},229		},230		Tags: sampleTags,...

transport.go

Source:transport.go

...57	errorCode errCode58	errorMsg  string59}60var _ http.RoundTripper = &transport{}61// newTransport returns a new http.RoundTripper implementation that wraps around62// the provided state's Transport. It uses a httpext.Tracer to measure all HTTP63// requests made through it and annotates and emits the recorded metric samples64// through the state.Samples channel.65func newTransport(66	state *lib.State,67	tags map[string]string,68) *transport {69	return &transport{70		state:           state,71		tags:            tags,72		lastRequestLock: new(sync.Mutex),73	}74}75// Helper method to finish the tracer trail, assemble the tag values and emits76// the metric samples for the supplied unfinished request.77func (t *transport) measureAndEmitMetrics(unfReq *unfinishedRequest) *finishedRequest {78	trail := unfReq.tracer.Done()79	tags := map[string]string{}...

newTransport

Using AI Code Generation

1import (2func main() {3    if err != nil {4        panic(err)5    }6    dump, err := httputil.DumpRequest(request, true)7    if err != nil {8        panic(err)9    }10    fmt.Println(string(dump))11    client := new(http.Client)12    response, err := client.Do(request)13    if err != nil {14        panic(err)15    }16    defer response.Body.Close()17    fmt.Println("Status:", response.Status)18    if response.StatusCode == 200 {19        fmt.Println("Length:", length)20        contentType := response.Header.Get("Content-Type")21        fmt.Println("Content-Type:", contentType)22    }23}24Content-Type: text/html; charset=ISO-8859-1

newTransport

Using AI Code Generation

1import (2func main() {3	if err != nil {4		fmt.Println("Error in creating new request")5	}6	transport := httpext.NewTransport(http.DefaultTransport)7	client := &http.Client{Transport: transport}8	ctx, cancel := httpext.WithClientTrace(req)9	defer cancel()10	req = req.WithContext(ctx)11	_, err = client.Do(req)12	if err != nil {13		fmt.Println(err)14	}15}

newTransport

Using AI Code Generation

1func main() {2    client := &http.Client{3        Transport: httpext.NewTransport(http.DefaultTransport),4    }5    if err != nil {6        panic(err)7    }8    defer resp.Body.Close()9    fmt.Println("Response status:", resp.Status)10}11import (12func NewTransport(base http.RoundTripper) http.RoundTripper {13    return &transport{base}14}15type transport struct {16}17func (t *transport) RoundTrip(req *http.Request) (*http.Response, error) {18    dump, err := httputil.DumpRequestOut(req, true)19    if err != nil {20    }21    os.Stdout.Write(dump)22    resp, err := t.base.RoundTrip(req)23    if err != nil {24    }25    dump, err = httputil.DumpResponse(resp, true)26    if err != nil {27    }28    os.Stdout.Write(dump)29}30Content-Type: text/plain; charset=utf-831Content-Type: text/plain; charset=utf-8

newTransport

Using AI Code Generation

1import (2func main() {3	cookieJar, _ := cookiejar.New(nil)4	client := http.Client{5		Transport: &http.Transport{6			DialContext: (&net.Dialer{7			}).DialContext,8		},9	}10	if err != nil {11		panic(err)12	}13	for _, cookie := range cookieJar.Cookies(u) {14		fmt.Printf("%v15	}16}17import (18func main() {19	cookieJar, _ := cookiejar.New(nil)20	client := http.Client{21		Transport: &http.Transport{22			DialContext: (&net.Dialer{23			}).DialContext,24		},25	}26	if err != nil {27		panic(err)28	}29	for _, cookie := range cookieJar.Cookies(u) {30		fmt.Printf("%v31	}32}

newTransport

Using AI Code Generation

1import "net/http"2import "fmt"3import "io/ioutil"4func main() {5    tr := &http.Transport{6        TLSClientConfig:    &tls.Config{InsecureSkipVerify: true},7    }8    client := &http.Client{Transport: tr}9    if err != nil {10        panic(err)11    }12    defer resp.Body.Close()13    body, err := ioutil.ReadAll(resp.Body)14    fmt.Println(string(body))15}

newTransport

Using AI Code Generation

1import (2func main() {3	client := resty.New()4	client.SetTransport(httpext.NewTransport())5		Get("/get")6	if err != nil {7		panic(err)8	}9	fmt.Printf("Response: %v", resp)10}11Response: &{200 OK 200 HTTP/1.1 1 1 map[Content-Type:[application/json] Date:[Mon, 24 Sep 2018 12:03:07 GMT] Access-Control-Allow-Origin:[*] Access-Control-Allow-Credentials:[true] X-Powered-By:[Flask] X-Processed-Time:[0.00438690185547] Content-Length:[372] Server:[gunicorn/19.7.1]] 0xc4200d80a0 372 [] false false map[] 0xc4200d80e0 <nil>}12import (13func main() {14	client := resty.New()15	client.SetTransport(httpext.NewTransport())16		Get("/get")17	if err != nil {18		panic(err)19	}20	fmt.Printf("Response: %v", resp.Body())21}22Response: {"args":{},"headers":{"Accept":"application/json","Accept-Encoding":"gzip","Content-Length":"0","Host":"httpbin.org","User-Agent":"Go-http-client/1.1","X-Amzn-Trace-Id":"Root=1-5ba7a7c3-4a8d7e4a1b4e7d1c1a7a8a0a"},"origin":"

newTransport

Using AI Code Generation

1import (2func main() {3    http.DefaultTransport = httpext.NewTransport()4    r, _ := http.NewRequest("GET", u.String(), nil)5    r.Header.Add("User-Agent", "MyAgent")6    resp, _ := http.DefaultClient.Do(r)7    dump, _ := httputil.DumpResponse(resp, true)8    os.Stdout.Write(dump)9}10import (11func main() {12    http.DefaultTransport = httpext.NewTransport()13    r, _ := http.NewRequest("GET", u.String(), nil)14    r.Header.Add("User-Agent", "MyAgent")15    resp, _ := http.DefaultClient.Do(r)16    dump, _ := httputil.DumpResponse(resp, true)17    os.Stdout.Write(dump)18}19import (20func main() {21    http.DefaultTransport = httpext.NewTransport()22    r, _ := http.NewRequest("GET", u.String(), nil)23    r.Header.Add("User-Agent", "MyAgent")24    resp, _ := http.DefaultClient.Do(r)25    dump, _ := httputil.DumpResponse(resp, true)26    os.Stdout.Write(dump)27}28import (29func main() {30    http.DefaultTransport = httpext.NewTransport()31    r, _ := http.NewRequest("GET", u.String(), nil)32    r.Header.Add("User-Agent", "MyAgent")

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