How to use listen method of toxiproxy Package

Best Toxiproxy code snippet using toxiproxy.listen

resilience_integration_test.go

Source:resilience_integration_test.go Github

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...123 }124 var err error125 toxiClient, err = InitToxiProxy()126 if err != nil {127 logrus.Error("Could not create proxy listen on smelter connection")128 t.Fatal(err)129 }130 _, err = proxySmelter.AddToxic("timeout_smelter", "timeout", "", 1, toxiproxy.Attributes{})131 if err != nil{132 logrus.Error("Could not add toxic to smelter proxy")133 t.Fatal(err)134 }135 r, err := application.ForgeService.GetSword()136 defer proxySmelter.RemoveToxic("timeout_smelter")137 if err != nil && err.Error() == ErrCircuitBreakerOpen.Error() {138 logrus.Debug(err.Error(), r)139 return140 } else {141 t.Fail()142 }143}144// Single request GetSword with latency of the smelterservice145// Success: When latency is too high, error should be the Circuit Breaker Opening to save resources146// Fails if error is not ErrCircuitBreakerOpen147func Test_Integration_CircuitBreakerOpens_Latency_GetSword(t *testing.T) {148 if testing.Short() {149 t.Skip("skipping Resilience Test: Test_CircuitBreakerOpens_GetIron")150 }151 var err error152 toxiClient, err = InitToxiProxy()153 if err != nil {154 logrus.Error("Could not create proxy listen on smelter connection")155 t.Fatal(err)156 }157 _, err = proxySmelter.AddToxic("latency_downstream", "latency", "", 1, toxiproxy.Attributes{158 "latency": 3000,159 })160 if err != nil{161 logrus.Error("Could not add toxic to smelter proxy")162 t.Fatal(err)163 }164 r, err := application.ForgeService.GetSword()165 defer proxySmelter.RemoveToxic("latency_downstream")166 if err != nil && err.Error() == ErrCircuitBreakerOpen.Error() {167 logrus.Debug(err.Error(), r)168 return169 } else {170 t.Fail()171 }172}173// Bulk requests with a temporary timeout of the smelterservice174// Success: When timeout, error should be the Circuit Breaker Opening to save resources175// Fails if error is not ErrCircuitBreakerOpen176func Test_Integration_BulkGetSword_TemporarySmelterTimeout(t *testing.T) {177 if testing.Short() {178 t.Skip("skipping Resilience Test: TestSmelterConnectionSlow")179 }180 var err error181 toxiClient, err = InitToxiProxy()182 if err != nil {183 logrus.Error("Could not create proxy listen on smelter connection")184 t.Fatal(err)185 }186 _, err = proxySmelter.AddToxic("timeout_smelter", "timeout", "", 0, toxiproxy.Attributes{})187 if err != nil{188 logrus.Error("Could not add toxic to smelter proxy")189 t.Fatal(err)190 }191 // simulate a temporary timeout192 // make a bulk of requests to to forgeservice including internal requests to smelterservice which has occasional timeouts,193 //first 19 success, 20 to 179 failure, rest success194 for i := 0; i < 10; i++ {195 if i > 2 && i < 7 {196 if i == 3 {197 proxySmelter.UpdateToxic("timeout_smelter", 1, toxiproxy.Attributes{})198 }199 r, err := application.ForgeService.GetSword()200 if err != nil {201 logrus.Debug("Service Timeout HTTP Status: "+err.Error())202 if err.Error() == ErrCircuitBreakerOpen.Error() {203 logrus.Debug(err.Error(), r)204 return205 } else {206 t.Fail()207 }208 }209 }210 if i < 3 || i > 6 {211 if i == 7{212 proxySmelter.UpdateToxic("timeout_smelter", 0, toxiproxy.Attributes{})213 }214 r, err := application.ForgeService.GetSword()215 if err != nil {216 t.Fatal(err)217 }218 logrus.Debug("Response from Smelterconnection: ",r)219 }220 }221 // clean up toxic later222 defer proxySmelter.RemoveToxic("timeout_smelter")223}224// Bulk requests with a temporary latency of the smelterservice225// Success: When latency is too high, error should be the Circuit Breaker Opening to save resources226// Fails if error is not ErrCircuitBreakerOpen227func Test_Integration_BulkGetSword_TemporarySmelterLatency(t *testing.T) {228 if testing.Short() {229 t.Skip("skipping Resilience Test: TestSmelterConnectionSlow")230 }231 var err error232 toxiClient, err = InitToxiProxy()233 if err != nil {234 logrus.Error("Could not create proxy listen on smelter connection")235 t.Fatal(err)236 }237 _, err = proxySmelter.AddToxic("latency_downstream", "latency", "", 0, toxiproxy.Attributes{238 "latency": 3000,239 })240 if err != nil{241 logrus.Error("Could not add toxic to smelter proxy")242 t.Fatal(err)243 }244 // simulate a temporary latency245 // make a bulk of requests to to forgeservice including internal requests to smelterservice which has occasional timeouts,246 //first 19 success, 20 to 179 failure, rest success247 for i := 0; i < 5; i++ {248 if i == 4 {249 logrus.Debug("NOW TOXIC ACTIVE: latency_downstream")250 proxySmelter.UpdateToxic("latency_downstream", 1, toxiproxy.Attributes{})251 r, err := application.ForgeService.GetSword()252 if err != nil {253 logrus.Debug("Service Timeout HTTP Status: "+err.Error())254 }255 logrus.Debug("Response from timed out service "+"http://localhost:8080/sword",r)256 } else {257 r, err := application.ForgeService.GetSword()258 if err != nil {259 t.Fail()260 }261 logrus.Debug("Response from smelterservice: ",r)262 }263 }264 // clean up toxic later265 defer proxySmelter.RemoveToxic("latency_downstream")266}267// Bulk requests with a temporary latency and jittering of the smelterservice connection268// Success: When latency is too high, error should be the Circuit Breaker Opening to save resources269// Fails if error is not ErrCircuitBreakerOpen270func Test_Integration_BulkGetSword_SmelterLatencyJittering(t *testing.T) {271 if testing.Short() {272 t.Skip("skipping Resilience Test: TestSmelterConnectionSlow")273 }274 var err error275 toxiClient, err = InitToxiProxy()276 if err != nil {277 logrus.Error("Could not create proxy listen on smelter connection")278 t.Fatal(err)279 }280 _, err = proxySmelter.AddToxic("latency_downstream", "latency", "", 1, toxiproxy.Attributes{281 "latency": 2500,282 "jittering": 1000,283 })284 if err != nil{285 logrus.Error("Could not add toxic to smelter proxy")286 t.Fatal(err)287 }288 logrus.Debug("NOW TOXIC ACTIVE: latency_downstream")289 // simulate a temporary latency with high jittering290 for i := 0; i < 5; i++ {291 r, err := application.ForgeService.GetSword()292 if err != nil {293 logrus.Debug("Service Timeout HTTP Status: "+err.Error())294 }295 logrus.Debug("Response from timed out service "+"http://localhost:8080/sword",r)296 }297 // clean up toxic later298 defer proxySmelter.RemoveToxic("latency_downstream")299}300func Test_Integration_BulkGetSword_SmelterBandwidth(t *testing.T) {301 if testing.Short() {302 t.Skip("skipping Resilience Test: TestSmelterConnectionSlow")303 }304 var err error305 toxiClient, err = InitToxiProxy()306 if err != nil {307 logrus.Error("Could not create proxy listen on smelter connection")308 t.Fatal(err)309 }310 _, err = proxySmelter.AddToxic("low_bandwidth_smelter", "bandwidth", "", 1, toxiproxy.Attributes{311 "rate": 0,312 })313 if err != nil{314 logrus.Error("Could not add toxic to smelter proxy")315 t.Fatal(err)316 }317 logrus.Debug("NOW TOXIC ACTIVE: low_bandwidth_smelter")318 // simulate a temporary latency with high jittering319 for i := 0; i < 2; i++ {320 r, err := application.ForgeService.GetSword()321 if err != nil {322 logrus.Debug("Service Timeout HTTP Status: "+err.Error())323 }324 logrus.Debug("Response from slow service "+"http://localhost:8080/sword",r)325 }326 // clean up toxic later327 defer proxySmelter.RemoveToxic("low_bandwidth_smelter")328}329func Test_Integration_BulkGetSword_Smelter_limit_data(t *testing.T) {330 if testing.Short() {331 t.Skip("skipping Resilience Test: TestSmelterConnectionSlow")332 }333 var err error334 toxiClient, err = InitToxiProxy()335 if err != nil {336 logrus.Error("Could not create proxy listen on smelter connection")337 t.Fatal(err)338 }339 _, err = proxySmelter.AddToxic("limit_data_smelter", "limit_data", "", 1, toxiproxy.Attributes{340 "bytes": 100,341 })342 if err != nil{343 logrus.Error("Could not add toxic to smelter proxy")344 t.Fatal(err)345 }346 logrus.Debug("NOW TOXIC ACTIVE: limit_data_smelter")347 for i := 0; i < 2; i++ {348 r, err := application.ForgeService.GetSword()349 if err != nil {350 logrus.Debug("Service Timeout HTTP Status: "+err.Error())351 }352 logrus.Debug("Response from limited service "+"http://localhost:8080/sword",r)353 }354 // clean up toxic later355 defer proxySmelter.RemoveToxic("limit_data_smelter")356}357func workerGetIron(id int, wg *sync.WaitGroup) {358 defer wg.Done()359 fmt.Printf("Worker %d starting\n", id)360 sword, err := application.ForgeService.GetSword()361 logrus.Debugln(sword, err)362 fmt.Printf("Worker %d done\n", id)363}364// makes a bunch of concurrent requests to GetIron that wait for each other to finish365// Success: No errors366func Test_Integration_ConcurrentRequests_GetIron(t *testing.T) {367 if testing.Short() {368 t.Skip("skipping Resilience Test: Test_Integration_ConcurrentRequests_GetIron")369 }370 var err error371 toxiClient, err = InitToxiProxy()372 if err != nil {373 logrus.Error("Could not create proxy listen on smelter connection")374 t.Fatal(err)375 }376 var wg sync.WaitGroup377 for i := 1; i <= 100; i++ {378 wg.Add(1)379 go workerGetIron(i, &wg)380 }381 wg.Wait()382}...

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proxy_test.go

Source:proxy_test.go Github

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...202 if err != nil {203 t.Error("Failed to update proxy", err)204 }205 if proxy.Listen == before || proxy.Listen == input.Listen {206 t.Errorf("Proxy update didn't change listen address: %s to %s", before, proxy.Listen)207 }208 AssertProxyUp(t, proxy.Listen, true)209 input.Listen = proxy.Listen210 err = proxy.Update(input)211 if err != nil {212 t.Error("Failed to update proxy", err)213 }214 AssertProxyUp(t, proxy.Listen, true)215 input.Enabled = false216 err = proxy.Update(input)217 if err != nil {218 t.Error("Failed to update proxy", err)219 }220 AssertProxyUp(t, proxy.Listen, false)...

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toxiproxy_docker.go

Source:toxiproxy_docker.go Github

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...101 return err102 }103 return nil104}105// If the listen address is empty, a random port will be assigned and106// returned.107func (d *DockerToxiproxy) AddProxy(name string, listen string, upstream string) (*toxiproxy.Proxy, error) {108 if listen == "" {109 openPort, err := freeport.GetFreePort()110 if err != nil {111 return nil, err112 }113 listen = fmt.Sprintf("%s:%d", d.config.Name, openPort)114 }115 proxy, err := d.GetClient().CreateProxy(name, listen, upstream)116 if err != nil {117 return nil, err118 }119 log.Printf("created toxiproxy name=%q listen=%q upstream=%q", proxy.Name, proxy.Listen, proxy.Upstream)120 return proxy, nil121}122func (d *DockerToxiproxy) GetClient() *toxiproxy.Client {123 if d.toxiproxyClient != nil {124 return d.toxiproxyClient125 }126 client := toxiproxy.NewClient(fmt.Sprintf("localhost:%d", d.apiPort))127 d.toxiproxyClient = client128 return client129}...

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listen

Using AI Code Generation

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1import (2func main() {3 toxiproxy, err := toxiproxy.NewClient("localhost:8474")4 if err != nil {5 panic(err)6 }7 proxy, err := toxiproxy.CreateProxy("localhost:8081", "localhost:8080", "test_proxy")8 if err != nil {9 panic(err)10 }11 fmt.Println(proxy.Name)12 err = proxy.Listen()13 if err != nil {14 panic(err)15 }16}17import (18func main() {19 toxiproxy, err := toxiproxy.NewClient("localhost:8474")20 if err != nil {21 panic(err)22 }23 proxy, err := toxiproxy.CreateProxy("localhost:8081", "localhost:8080", "test_proxy")24 if err != nil {25 panic(err)26 }27 fmt.Println(proxy.Name)28 err = proxy.Listen()29 if err != nil {30 panic(err)31 }32}

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listen

Using AI Code Generation

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1import (2func main() {3 client := toxiproxy.NewClient("localhost:8474")4 toxics, err := client.Toxics("redis_master")5 if err != nil {6 panic(err)7 }8 toxic := toxiproxy.Toxic{9 Attributes: toxiproxy.Attributes{

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listen

Using AI Code Generation

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1import (2func main() {3 toxiproxy := client.NewClient("localhost:8474")4 toxiproxy.CreateProxy("proxy", "localhost:8081", "localhost:8080")5 toxiproxy.CreateProxy("proxy", "localhost:8082", "localhost:8080")6 proxies, _ := toxiproxy.Proxies()7 for _, proxy := range proxies {8 fmt.Println(proxy.Name)9 }10 toxiproxy.DeleteProxy("proxy")11}12import (13func main() {14 toxiproxy := client.NewClient("localhost:8474")15 toxiproxy.CreateProxy("proxy", "localhost:8081", "localhost:8080")16 toxiproxy.CreateProxy("proxy", "localhost:8082", "localhost:8080")17 proxies, _ := toxiproxy.Proxies()18 for _, proxy := range proxies {19 fmt.Println(proxy.Name)20 }21 toxiproxy.DeleteProxy("proxy")22}23import (24func main() {25 toxiproxy := client.NewClient("localhost:8474")26 toxiproxy.CreateProxy("proxy", "localhost:8081", "localhost:8080")27 toxiproxy.CreateProxy("proxy", "localhost:8082", "localhost:8080")28 proxies, _ := toxiproxy.Proxies()29 for _, proxy := range proxies {30 fmt.Println(proxy.Name)31 }32 toxiproxy.DeleteProxy("proxy")33}34import (35func main() {36 toxiproxy := client.NewClient("localhost:8474")37 toxiproxy.CreateProxy("proxy", "localhost:8081", "localhost:8080")38 toxiproxy.CreateProxy("proxy", "localhost:8082", "localhost:808

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listen

Using AI Code Generation

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1import (2func main() {3 proxy, err := client.CreateProxy("myproxy", "localhost:5000", "localhost:5001")4 if err != nil {5 log.Fatal(err)6 }7 proxy.Enable()8 latencyToxic, err := proxy.Toxics().Create("latency", "downstream", 1.0, toxiproxy.Attributes{"latency": 1000, "jitter": 100})9 if err != nil {10 log.Fatal(err)11 }12 err = latencyToxic.Update()13 if err != nil {14 log.Fatal(err)15 }16 err = latencyToxic.Delete()17 if err != nil {18 log.Fatal(err)19 }20 err = proxy.Disable()21 if err != nil {22 log.Fatal(err)23 }24 err = proxy.Delete()25 if err != nil {26 log.Fatal(err)27 }28 proxies, err := client.Proxies()29 if err != nil {30 log.Fatal(err)31 }32 for _, p := range proxies {33 fmt.Println(p.Name)34 }35}36import (37func main() {38 proxy, err := client.CreateProxy("myproxy", "localhost:5000", "localhost:5001")39 if err != nil {40 log.Fatal(err)41 }42 proxy.Enable()43 latencyToxic, err := proxy.Toxics().Create("latency", "downstream", 1.0

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listen

Using AI Code Generation

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1import (2func main() {3 proxy := toxiproxy.NewProxy()4 if err := proxy.Create(); err != nil {5 log.Fatal(err)6 }7 http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {8 fmt.Fprintf(w, "Hello World!")9 })10 http.ListenAndServe(":1234", nil)11}12import (13func main() {14 proxy := toxiproxy.NewProxy()15 if err := proxy.Create(); err != nil {16 log.Fatal(err)17 }18 http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {19 fmt.Fprintf(w, "Hello World!")20 })21 http.ListenAndServe(":1234", nil)22}23import (24func main() {25 proxy := toxiproxy.NewProxy()26 if err := proxy.Create(); err != nil {27 log.Fatal(err)28 }29 http.HandleFunc("/", func(w http

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