How to use AddToxicJson method of toxiproxy Package

Best Toxiproxy code snippet using toxiproxy.AddToxicJson

bidirectional_test.go

Source:bidirectional_test.go Github

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...69 proxy := NewTestProxy("test", upstream)70 proxy.Start()71 // Test the 2 different code paths for adding toxics to existing links vs adding them on link creation.72 if !existingLink {73 proxy.Toxics.AddToxicJson(ToxicToJson(t, "", "echo_test", "both", &EchoToxic{}))74 }75 conn, err := net.Dial("tcp", proxy.Listen)76 if err != nil {77 t.Error("Unable to dial TCP server", err)78 }79 if existingLink {80 proxy.Toxics.AddToxicJson(ToxicToJson(t, "", "echo_test", "both", &EchoToxic{}))81 }82 f(conn, response, proxy)83 proxy.Stop()84 })85}86func AssertToxicEchoResponse(t *testing.T, proxy net.Conn, serverResponse chan []byte, expectServer bool) {87 msg := []byte("hello " + strconv.Itoa(rand.Int()) + " world\n")88 _, err := proxy.Write(msg)89 if err != nil {90 t.Error("Failed writing to TCP server", err)91 }92 scan := bufio.NewScanner(proxy)93 if !scan.Scan() {94 t.Error("Server unexpectedly closed connection")95 }96 resp := append(scan.Bytes(), '\n')97 if !bytes.Equal(resp, msg) {98 t.Error("Client didn't read correct bytes from proxy:", string(resp), "!=", string(msg))99 }100 if expectServer {101 resp = <-serverResponse102 if !bytes.Equal(resp, msg) {103 t.Error("Server didn't read correct bytes from client:", string(resp), "!=", string(msg))104 }105 } else {106 select {107 case resp = <-serverResponse:108 t.Error("Server got unexpected data from client:", string(resp))109 default:110 }111 }112}113func TestAddUpdateRemoveBidirectionalToxic(t *testing.T) {114 for existing := 0; existing < 2; existing++ {115 WithEchoToxic(t, existing > 0, func(proxy net.Conn, response chan []byte, proxyServer *toxiproxy.Proxy) {116 AssertToxicEchoResponse(t, proxy, response, false)117 proxyServer.Toxics.UpdateToxicJson("echo_test", bytes.NewReader([]byte(`{"attributes": {"replace": true}}`)))118 _, err := proxy.Write([]byte("hello world\n"))119 if err != nil {120 t.Error("Failed writing to TCP server", err)121 }122 scan := bufio.NewScanner(proxy)123 if !scan.Scan() {124 t.Error("Server unexpectedly closed connection")125 }126 resp := scan.Bytes()127 if !bytes.Equal(resp, []byte("foobar")) {128 t.Error("Client didn't read correct bytes from proxy:", string(resp), "!= foobar")129 }130 proxyServer.Toxics.RemoveToxic("echo_test")131 AssertToxicEchoResponse(t, proxy, response, true)132 })133 }134}135func TestBidirectionalToxicOnlyShowsUpOnce(t *testing.T) {136 proxy := NewTestProxy("test", "localhost:20001")137 proxy.Start()138 toxic, _ := proxy.Toxics.AddToxicJson(ToxicToJson(t, "", "echo_test", "both", &EchoToxic{}))139 if toxic.PairedToxic == nil {140 t.Fatal("Expected bidirectional toxic to have a paired toxic.")141 } else if toxic.PairedToxic.Name != "" || toxic.PairedToxic.Direction != stream.Upstream || toxic.PairedToxic.PairedToxic != toxic {142 t.Fatalf("Paired toxic had incorrect values: %+v", toxic.PairedToxic)143 } else if toxic.Direction != stream.Downstream {144 t.Fatal("Expected toxic to have downstream direction set:", toxic.Direction)145 }146 toxics := proxy.Toxics.GetToxicArray()147 if len(toxics) != 1 {148 t.Fatalf("Wrong number of toxics returned: %d != 1", len(toxics))149 } else if toxics[0].Name != "echo_test" || toxics[0].Stream != "both" {150 t.Fatalf("Toxic was not stored as expected: %+v", toxics[0])151 }152 proxy.Stop()153}154func TestBidirectionalToxicDuplicateName(t *testing.T) {155 proxy := NewTestProxy("test", "localhost:20001")156 proxy.Start()157 // Test against regular toxics158 proxy.Toxics.AddToxicJson(ToxicToJson(t, "foo", "latency", "downstream", &toxics.LatencyToxic{}))159 _, err := proxy.Toxics.AddToxicJson(ToxicToJson(t, "foo", "echo_test", "both", &EchoToxic{}))160 if err != toxiproxy.ErrToxicAlreadyExists {161 t.Fatal("Expected adding toxic to fail due to existing toxic:", err)162 }163 // Test against other bidirection toxics164 proxy.Toxics.AddToxicJson(ToxicToJson(t, "bar", "echo_test", "both", &EchoToxic{}))165 _, err = proxy.Toxics.AddToxicJson(ToxicToJson(t, "bar", "echo_test", "both", &EchoToxic{}))166 if err != toxiproxy.ErrToxicAlreadyExists {167 t.Fatal("Expected adding toxic to fail due to existing bidirectional toxic:", err)168 }169 toxics := proxy.Toxics.GetToxicArray()170 if len(toxics) != 2 {171 t.Fatalf("Wrong number of toxics returned: %d != 2", len(toxics))172 } else if toxics[0].Name != "foo" || toxics[0].Type != "latency" || toxics[0].Stream != "downstream" {173 t.Fatalf("Latency toxic was not stored as expected: %+v", toxics[0])174 } else if toxics[1].Name != "bar" || toxics[1].Type != "echo_test" || toxics[1].Stream != "both" {175 t.Fatalf("Bidirectional toxic was not stored as expected: %+v", toxics[1])176 }177 proxy.Stop()178}179func TestBidirectionalToxicWithStartToxicity(t *testing.T) {180 for existing := 0; existing < 2; existing++ {181 WithEchoToxic(t, existing > 0, func(proxy net.Conn, response chan []byte, proxyServer *toxiproxy.Proxy) {182 proxyServer.Toxics.RemoveToxic("echo_test")183 AssertToxicEchoResponse(t, proxy, response, true)184 proxyServer.Toxics.AddToxicJson(bytes.NewReader([]byte(`{"type": "echo_test", "toxicity": 0.5}`)))185 _, err := proxy.Write([]byte("hello world\n"))186 if err != nil {187 t.Error("Failed writing to TCP server", err)188 }189 scan := bufio.NewScanner(proxy)190 if !scan.Scan() {191 t.Error("Server unexpectedly closed connection")192 }193 resp := scan.Bytes()194 if !bytes.Equal(resp, []byte("hello world")) {195 t.Error("Client didn't read correct bytes from proxy:", string(resp), "!= hello world")196 }197 // Clear out response, it's random if the request made it through or not198 select {...

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helper_toxi_test.go

Source:helper_toxi_test.go Github

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...19// &toxics.BandwidthToxic{20// Rate: 100 * 1000,21// }))22//23// proxy.Toxics.AddToxicJson(reader)24//25func ToxicToJson(name, typeName, stream string, toxic toxics.Toxic) io.Reader {26 data := map[string]interface{}{27 "name": name,28 "type": typeName,29 "stream": stream,30 "attributes": toxic,31 }32 request, err := json.Marshal(data)33 if err != nil {34 msg := fmt.Sprintf("Failed to marshal toxic for api (1): %v", toxic)35 panic(msg)36 }37 return bytes.NewReader(request)38}39// Available type name40// - noop41// - slicer42// - timeout43// - bandwidth44// - latency45// - limit_data46func getToxicType(tx toxics.Toxic) string {47 switch tx.(type) {48 case *toxics.NoopToxic:49 return "noop"50 case *toxics.SlicerToxic:51 return "slicer"52 case *toxics.TimeoutToxic:53 return "timeout"54 case *toxics.BandwidthToxic:55 return "bandwidth"56 case *toxics.LatencyToxic:57 return "latency"58 case *toxics.LimitDataToxic:59 return "limit_data"60 default:61 panic("Unknown toxic type")62 }63}64func getStreamDirect(stream string) string {65 tmp := strings.ToLower(stream)66 if strings.HasPrefix(tmp, "down") {67 return "downstream"68 }69 return "upstream"70}71func NewTestProxy(name, upstream string) *toxiproxy.Proxy {72 proxy := toxiproxy.NewProxy()73 proxy.Name = name74 proxy.Listen = "localhost:0"75 proxy.Upstream = upstream76 return proxy77}78type ToxicOptions struct {79 Name string80 Stream string // upstream/downstream81 Toxic toxics.Toxic82}83func toxicToReader(opts ToxicOptions) io.Reader {84 toxicType := getToxicType(opts.Toxic)85 direct := getStreamDirect(opts.Stream)86 return ToxicToJson(opts.Name, toxicType, direct, opts.Toxic)87}88func newTestProxyWithToxic(name, upstream string, opts ToxicOptions) *toxiproxy.Proxy {89 proxy := NewTestProxy(name, upstream)90 proxy.Start()91 // defer proxy.Stop()92 if opts.Toxic == nil {93 return proxy94 }95 reader := toxicToReader(opts)96 _, err := proxy.Toxics.AddToxicJson(reader)97 if err != nil {98 panic(err)99 }100 return proxy101}102func newTestClientViaProxy(clientOpts ClientOptions, txOpts ToxicOptions) (*toxiproxy.Proxy, pulsar.Client) {103 proxy := newTestProxyWithToxic("pulsar-proxy",104 "localhost:6650", txOpts)105 client, err := pulsar.NewClient(pulsar.ClientOptions{106 URL: fmt.Sprintf("pulsar://%s", proxy.Listen),107 ConnectionTimeout: clientOpts.DialTimeout,108 OperationTimeout: clientOpts.OpTimeout,109 })110 if err != nil {111 panic(err)112 }113 return proxy, client114}115// update or add toxic116// FIXME: not work, only for same type117func updateProxyToxic(proxy *toxiproxy.Proxy, opts ToxicOptions) {118 var err error119 defer func() {120 if err != nil {121 panic(err)122 }123 }()124 reader := toxicToReader(opts)125 w := proxy.Toxics.GetToxic(opts.Name)126 if w == nil {127 _, err = proxy.Toxics.AddToxicJson(reader)128 return129 }130 if reflect.TypeOf(w.Toxic) == reflect.TypeOf(opts.Toxic) {131 _, err = proxy.Toxics.UpdateToxicJson(opts.Name, reader)132 return133 }134 // remove old and add new135 err = proxy.Toxics.RemoveToxic(opts.Name)136 if err != nil {137 return138 }139 _, err = proxy.Toxics.AddToxicJson(reader)140}141func removeProxyToxic(proxy *toxiproxy.Proxy, opts ToxicOptions) {142 err := proxy.Toxics.RemoveToxic(opts.Name)143 if err != nil {144 panic(err)145 }146}147func nopToxicOptions() ToxicOptions {148 return ToxicOptions{149 Name: "nop",150 Stream: "up",151 Toxic: nil,152 }153}...

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timeout_test.go

Source:timeout_test.go Github

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...56 f(conn, serverConn, proxy)57}58func TestTimeoutToxicDoesNotCauseHang(t *testing.T) {59 WithEstablishedProxy(t, func(conn, _ net.Conn, proxy *toxiproxy.Proxy) {60 proxy.Toxics.AddToxicJson(ToxicToJson(t, "might_block", "latency", "upstream", &toxics.LatencyToxic{Latency: 10}))61 proxy.Toxics.AddToxicJson(ToxicToJson(t, "timeout", "timeout", "upstream", &toxics.TimeoutToxic{Timeout: 0}))62 for i := 0; i < 5; i++ {63 _, err := conn.Write([]byte("hello"))64 if err != nil {65 t.Fatal("Unable to write to proxy", err)66 }67 time.Sleep(200 * time.Millisecond) // Shitty sync waiting for latency toxi to get data.68 }69 err := testhelper.TimeoutAfter(time.Second, func() {70 proxy.Toxics.RemoveToxic("might_block")71 })72 if err != nil {73 t.Fatal(err)74 }75 })76}77func TestTimeoutToxicClosesConnectionOnRemove(t *testing.T) {78 WithEstablishedProxy(t, func(conn, serverConn net.Conn, proxy *toxiproxy.Proxy) {79 proxy.Toxics.AddToxicJson(ToxicToJson(t, "to_delete", "timeout", "upstream", &toxics.TimeoutToxic{Timeout: 0}))80 proxy.Toxics.RemoveToxic("to_delete")81 err := testhelper.TimeoutAfter(time.Second, func() {82 buf := make([]byte, 1)83 _, err := conn.Read(buf)84 if err != io.EOF {85 t.Fatal("expected EOF from closed connetion")86 }87 _, err = serverConn.Read(buf)88 if err != io.EOF {89 t.Fatal("expected EOF from closed server connetion")90 }91 })92 if err != nil {93 t.Fatal(err)...

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AddToxicJson

Using AI Code Generation

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1import (2func main() {3 toxic := &client.Toxic{4 Attributes: map[string]string{5 },6 }7 _, err := toxiproxy.AddToxicJson("proxy1", toxic)8 if err != nil {9 fmt.Println(err)10 }11}12import (13func main() {14 toxic := &client.Toxic{15 Attributes: map[string]string{16 },17 }18 proxy, err := toxiproxy.Proxy("proxy1")19 if err != nil {20 fmt.Println(err)21 }22 _, err = proxy.AddToxic(toxic)23 if err != nil {24 fmt.Println(err)25 }26}27import (28func main() {29 toxic := &client.Toxic{30 Attributes: map[string]string{31 },32 }

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AddToxicJson

Using AI Code Generation

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1import (2func main() {3 proxy := toxiproxy.Proxy{4 }5 err := client.CreateProxy(&proxy)6 if err != nil {7 panic(err)8 }9 toxic := toxiproxy.Toxic{10 Attributes: map[string]string{11 },12 }13 err = client.AddToxicJson("test", toxic)14 if err != nil {15 panic(err)16 }17}18import (19func main() {20 proxy := toxiproxy.Proxy{21 }22 err := client.CreateProxy(&proxy)23 if err != nil {24 panic(err)25 }26 toxic := toxiproxy.Toxic{27 Attributes: map[string]string{28 },29 }30 err = proxy.AddToxic(toxic)31 if err != nil {32 panic(err)33 }34}

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AddToxicJson

Using AI Code Generation

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1import (2func main() {3 proxy, err := client.CreateProxy("test", "localhost:9000", "localhost:9001")4 if err != nil {5 fmt.Println(err)6 }7 toxic, err := proxy.AddToxic("latency", "downstream", 1.0, toxiproxy.Attributes{"latency": 1000, "jitter": 0})8 if err != nil {9 fmt.Println(err)10 }11 toxic, err = proxy.UpdateToxic(toxic)12 if err != nil {13 fmt.Println(err)14 }15 err = proxy.DeleteToxic(toxic)16 if err != nil {17 fmt.Println(err)18 }19 err = client.DeleteProxy(proxy)20 if err != nil {21 fmt.Println(err)22 }23}

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AddToxicJson

Using AI Code Generation

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1import (2func main() {3 proxy := client.NewClient("localhost:8474")4 proxy.AddToxicJson("proxy", "downstream", "latency", 1, `{"latency": 500, "jitter": 200}`)5}6import (7func main() {8 proxy := client.NewClient("localhost:8474")9 toxic := client.Toxic{Type: "latency", Stream: "downstream", Attributes: map[string]interface{}{"latency": 500, "jitter": 200}}10 proxy.AddToxic("proxy", toxic)11}12import (13func main() {14 proxy := client.NewClient("localhost:8474")15 proxy.Proxy("proxy").AddToxicJson("latency", 1, `{"latency": 500, "jitter": 200}`)16}17import (18func main() {19 proxy := client.NewClient("localhost:8474")20 toxic := client.Toxic{Type: "latency", Stream: "downstream", Attributes: map[string]interface{}{"latency": 500, "jitter": 200}}21 proxy.Proxy("proxy").AddToxic(toxic)22}23import (24func main() {25 proxy := client.NewClient("localhost:8474")26 proxy.Proxy("proxy").AddToxicJson("latency", 1, `{"latency": 500, "jitter": 200}`)27}28import (

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AddToxicJson

Using AI Code Generation

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1import (2func main() {3 _, err := proxy.CreateProxy("test", "localhost:80", "localhost:8080")4 if err != nil {5 fmt.Println(err)6 }7 toxic := client.Toxic{8 Attributes: client.Attributes{9 },10 }11 err = proxy.AddToxicJson("test", toxic)12 if err != nil {13 fmt.Println(err)14 }15}16* Connected to localhost (::1) port 8474 (#0)17{18 {19 "attributes": {20 },

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AddToxicJson

Using AI Code Generation

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1import (2func main() {3 proxy, err := toxiproxyClient.CreateProxy("test1", "localhost:3000", "localhost:3001")4 if err != nil {5 panic(err)6 }7 fmt.Printf("Proxy created: %v", proxy)8 toxic, err := toxiproxyClient.AddToxicJson(proxy.Name, &client.ToxicJson{9 Attributes: map[string]interface{}{10 },11 })12 if err != nil {13 panic(err)14 }15 fmt.Printf("Toxic created: %v", toxic)16 err = toxiproxyClient.RemoveToxicJson(proxy.Name, toxic.Name)17 if err != nil {18 panic(err)19 }20 fmt.Printf("Toxic removed: %v", toxic)21 toxics, err := toxiproxyClient.GetToxicsJson(proxy.Name)22 if err != nil {23 panic(err)24 }25 fmt.Printf("Toxics of a proxy: %v", toxics)26 toxic, err = toxiproxyClient.GetToxicJson(proxy.Name, toxic.Name)27 if err != nil {28 panic(err)29 }30 fmt.Printf("Toxic of a proxy: %v", toxic)31 toxic, err = toxiproxyClient.UpdateToxicJson(proxy.Name, toxic.Name, &client.ToxicJson

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AddToxicJson

Using AI Code Generation

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1toxiproxy.AddToxicJson("proxyname", "downstream", "timeout", "timeout", 1, 1, 0, 0, 0)2toxiproxy.AddToxicJson("proxyname", "downstream", "timeout", "timeout", 1, 1, 0, 0, 0)3toxiproxy.AddToxicJson("proxyname", "downstream", "timeout", "timeout", 1, 1, 0, 0, 0)4toxiproxy.AddToxicJson("proxyname", "downstream", "timeout", "timeout", 1, 1, 0, 0, 0)5toxiproxy.AddToxicJson("proxyname", "downstream", "timeout", "timeout", 1, 1, 0, 0, 0)6toxiproxy.AddToxicJson("proxyname", "downstream", "timeout", "timeout", 1, 1, 0, 0, 0)7toxiproxy.AddToxicJson("proxyname", "downstream", "timeout", "timeout", 1, 1, 0, 0, 0)

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