How to use delay method of toxics Package

Best Toxiproxy code snippet using toxics.delay

client_toxi_test.go

Source:client_toxi_test.go Github

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1package gopulsar2import (3 "fmt"4 "log"5 "testing"6 "time"7 "github.com/Shopify/toxiproxy/v2/toxics"8 "github.com/apache/pulsar-client-go/pulsar"9 "github.com/stretchr/testify/assert"10)11func TestConsumer_Proxy(t *testing.T) {12 assert := assert.New(t)13 opts := ToxicOptions{14 Stream: "upstream",15 Toxic: &toxics.LatencyToxic{16 Latency: 1 * 1000, // 1s17 },18 }19 proxy, client := newTestClientViaProxy(20 defaultClientOptions(), opts)21 defer func() {22 fmt.Println("===> closing proxy")23 proxy.Stop()24 fmt.Println("===> closed proxy")25 fmt.Println("===> closing client")26 _, err := client.CreateProducer(pulsar.ProducerOptions{27 Name: "test",28 Topic: "test-aa",29 })30 fmt.Printf("=======> create producer, err: %v", err)31 client.Close()32 fmt.Println("===> closed client")33 }()34 fmt.Printf("======> new proxy client\n")35 proxyTopic := "proxy-topic-1"36 p, err := client.CreateProducer(pulsar.ProducerOptions{37 Topic: proxyTopic,38 Name: "proxy-p-1",39 DisableBatching: true,40 MaxPendingMessages: 1,41 })42 fmt.Printf("======> create producer \n")43 assert.Nil(err)44 assert.NotNil(p)45 fmt.Printf("======> end \n")46}47// Case Design48// 1. one producer publishes messages49// 2. two consumers subscribes same topic50// - one directly connects to the broker51// - one connects to proxy52// Case 1 - Ack Failure log53func TestAckFailure(t *testing.T) {54 assert := assert.New(t)55 topic := "ack-fail-test"56 // clean up topic firstly57 deleteTopic(topic)58 clientOpts := ClientOptions{59 DialTimeout: 2 * time.Second,60 OpTimeout: 500 * time.Millisecond,61 }62 txOpts := ToxicOptions{63 Name: "latency-up",64 Stream: "up",65 Toxic: &toxics.LatencyToxic{66 Latency: 50, // millisecond67 },68 }69 proxy, client := newTestClientViaProxy(clientOpts, txOpts)70 defer proxy.Stop()71 defer client.Close()72 fmt.Printf("========> start scribe\n\n")73 start := time.Now()74 s1, err := client.Subscribe(pulsar.ConsumerOptions{75 Name: "c",76 Topic: topic,77 SubscriptionName: "my-sub",78 Type: pulsar.Failover,79 ReceiverQueueSize: 1,80 NackRedeliveryDelay: 0,81 })82 fmt.Printf("======> subscribe elapse: %v\n", time.Now().Sub(start))83 assert.Nil(err)84 assert.NotNil(s1)85 defer s1.Close()86 nTxOpts := ToxicOptions{87 Name: "latency-up",88 Stream: "up",89 Toxic: &toxics.TimeoutToxic{90 Timeout: 1000, // millisecond91 },92 }93 go func() {94 <-time.After(3 * time.Second)95 updateProxyToxic(proxy, nTxOpts)96 fmt.Printf("======> update toxic: %v\n", nTxOpts.Name)97 }()98 /*99 go func() {100 <-time.After(6 * time.Second)101 removeProxyToxic(proxy, nTxOpts)102 fmt.Printf("======> update toxic: %v\n", nTxOpts.Name)103 }()104 */105 go func() {106 msgCh := s1.Chan()107 counter := 0108 for msg := range msgCh {109 counter++110 s1.Ack(msg)111 fmt.Printf("====> s1, messasge: %v, counter: %v, acking\n",112 string(msg.Payload()), counter)113 }114 }()115 client1 := newTestClient(clientOpts)116 p1, err := client1.CreateProducer(pulsar.ProducerOptions{117 Topic: topic,118 MaxPendingMessages: 1,119 DisableBatching: true,120 })121 assert.Nil(err)122 assert.NotNil(p1)123 defer p1.Close()124 defer client1.Close()125 // Publish message126 go publishWithTicker(p1, 2*time.Second)127 // publishOnce(p1, "msg-00")128 time.Sleep(5 * time.Minute)129}130// Case X - Ack Failure X131func TestAckXXX(t *testing.T) {132 assert := assert.New(t)133 topic := "ack-fail-test"134 // clean up topic firstly135 deleteTopic(topic)136 clientOpts := ClientOptions{137 DialTimeout: 2 * time.Second,138 OpTimeout: 500 * time.Millisecond,139 }140 txOpts := ToxicOptions{141 Name: "latency-up",142 Stream: "up",143 Toxic: &toxics.LatencyToxic{144 Latency: 50, // millisecond145 },146 }147 proxy, client := newTestClientViaProxy(clientOpts, txOpts)148 defer proxy.Stop()149 defer client.Close()150 fmt.Printf("========> start scribe\n\n")151 start := time.Now()152 s1, err := client.Subscribe(pulsar.ConsumerOptions{153 Name: "c",154 Topic: topic,155 SubscriptionName: "my-sub",156 Type: pulsar.Failover,157 ReceiverQueueSize: 1,158 NackRedeliveryDelay: 0,159 })160 fmt.Printf("======> subscribe elapse: %v\n", time.Now().Sub(start))161 assert.Nil(err)162 assert.NotNil(s1)163 defer s1.Close()164 nTxOpts := ToxicOptions{165 Name: "latency-up",166 Stream: "up",167 Toxic: &toxics.TimeoutToxic{168 Timeout: 1000, // millisecond169 },170 }171 go func() {172 <-time.After(3 * time.Second)173 updateProxyToxic(proxy, nTxOpts)174 fmt.Printf("======> update toxic: %v\n", nTxOpts.Name)175 }()176 /*177 go func() {178 <-time.After(6 * time.Second)179 removeProxyToxic(proxy, nTxOpts)180 fmt.Printf("======> update toxic: %v\n", nTxOpts.Name)181 }()182 */183 go func() {184 msgCh := s1.Chan()185 counter := 0186 for msg := range msgCh {187 counter++188 s1.Ack(msg)189 fmt.Printf("====> s1, messasge: %v, counter: %v, acking\n",190 string(msg.Payload()), counter)191 }192 }()193 client1 := newTestClient(clientOpts)194 p1, err := client1.CreateProducer(pulsar.ProducerOptions{195 Topic: topic,196 MaxPendingMessages: 1,197 DisableBatching: true,198 })199 assert.Nil(err)200 assert.NotNil(p1)201 defer p1.Close()202 defer client1.Close()203 s99, err := client1.Subscribe(pulsar.ConsumerOptions{204 Name: "b",205 Topic: topic,206 SubscriptionName: "my-sub",207 Type: pulsar.Failover,208 ReceiverQueueSize: 1,209 NackRedeliveryDelay: 0,210 })211 assert.Nil(err)212 assert.NotNil(s99)213 // consume214 go func() {215 msgCh := s99.Chan()216 counter := 0217 for msg := range msgCh {218 fmt.Printf("====> s99, messasge: %v, counter: %v\n",219 string(msg.Payload()), counter)220 counter++221 }222 }()223 // Publish message224 go publishWithTicker(p1, 2*time.Second)225 // publishOnce(p1, "msg-00")226 time.Sleep(5 * time.Minute)227}228// Case Design: Ack Failure - 确保在重连之前, 发送Ack消息229// - Publish230// 1. 用正常的client保证connection正常 -- 使用latency231// 2. 确保一条消息被存储 -- PublishOne Message232//233// - Consumer234// 1. 使用proxy, 正确设置DialTimeout/OpTimeout235// 保证connection正常 -- 使用upstream latency.236// 2. 接受消息, 发Ack237// 3. 在Latency期间, 将proxy停掉238// 4. 确保Ack错误后, 重启proxy让连接恢复239func TestAckFailure_OneConsumer(t *testing.T) {240 assert := assert.New(t)241 topic := "ack-fail-one-consumer"242 // clean up topic firstly243 deleteTopic(topic)244 // 1. normal client - producer245 createSubscription(topic, "my-sub", pulsar.Shared)246 publishOneMessage(topic, "msg-00", 10, false)247 // 2. proxy client - consumer248 clientOpts := ClientOptions{249 DialTimeout: 10 * time.Second,250 OpTimeout: 5 * time.Second,251 }252 txOpts := ToxicOptions{253 Name: "latency-up",254 Stream: "up",255 Toxic: &toxics.LatencyToxic{256 Latency: 2 * 1000, // millisecond257 },258 }259 proxy, client := newTestClientViaProxy(clientOpts, txOpts)260 defer proxy.Stop()261 defer client.Close()262 fmt.Printf("========> start subscribe\n\n")263 start := time.Now()264 s, err := client.Subscribe(pulsar.ConsumerOptions{265 Name: "s",266 Topic: topic,267 SubscriptionName: "my-sub",268 Type: pulsar.Shared,269 ReceiverQueueSize: 4,270 NackRedeliveryDelay: 10 * time.Millisecond,271 })272 fmt.Printf("======> subscribe elapse: %v\n", time.Now().Sub(start))273 assert.Nil(err)274 defer s.Close()275 // Main Operation276 closeCh := make(chan struct{}, 1)277 restartCh := make(chan struct{}, 1)278 // stop proxy279 go func() {280 <-closeCh281 time.Sleep(100 * time.Millisecond)282 log.Println("=====> stopping proxy...")283 proxy.Stop()284 log.Println("=====> stopped proxy, will restart 15s later...")285 time.AfterFunc(15*time.Second, func() {286 restartCh <- struct{}{}287 })288 }()289 // restart proxy290 go func() {291 <-restartCh292 log.Println("=====> restarting proxy...")293 proxy.Toxics.ResetToxics()294 err := proxy.Start()295 if err != nil {296 panic(err)297 }298 log.Println("=====> restarted proxy...")299 }()300 msgCh := s.Chan()301 counter := 0302 done := false303 for msg := range msgCh {304 counter++305 // only close once306 if !done {307 closeCh <- struct{}{}308 done = true309 }310 /*311 if counter == 3 {312 if !done {313 proxy.Stop()314 time.AfterFunc(15*time.Second, func() {315 restartCh <- struct{}{}316 })317 done = true318 }319 }320 */321 s.Ack(msg)322 fmt.Printf("====> s, message: %v, counter: %v, redeliver: %v, acking\n",323 string(msg.Payload()), counter, msg.RedeliveryCount())324 }325 time.Sleep(5 * time.Minute)326}327func TestNackFailure_OneConsumer(t *testing.T) {328 assert := assert.New(t)329 topic := "ack-fail-one-consumer"330 // clean up topic firstly331 deleteTopic(topic)332 // 1. normal client - producer333 createSubscription(topic, "my-sub", pulsar.Shared)334 publishOneMessage(topic, "msg-00", 1, false)335 // 2. proxy client - consumer336 clientOpts := ClientOptions{337 DialTimeout: 10 * time.Second,338 OpTimeout: 5 * time.Second,339 }340 txOpts := ToxicOptions{341 Name: "latency-up",342 Stream: "up",343 Toxic: &toxics.LatencyToxic{344 Latency: 2 * 1000, // millisecond345 },346 }347 proxy, client := newTestClientViaProxy(clientOpts, txOpts)348 defer proxy.Stop()349 defer client.Close()350 fmt.Printf("========> start subscribe\n\n")351 start := time.Now()352 s, err := client.Subscribe(pulsar.ConsumerOptions{353 Name: "s",354 Topic: topic,355 SubscriptionName: "my-sub",356 Type: pulsar.Shared,357 ReceiverQueueSize: 1,358 NackRedeliveryDelay: 10 * time.Millisecond,359 })360 fmt.Printf("======> subscribe elapse: %v\n", time.Now().Sub(start))361 assert.Nil(err)362 defer s.Close()363 // Main Operation364 closeCh := make(chan struct{}, 1)365 restartCh := make(chan struct{}, 1)366 // stop proxy367 go func() {368 <-closeCh369 time.Sleep(100 * time.Millisecond)370 log.Println("=====> stopping proxy...")371 proxy.Stop()372 log.Println("=====> stopped proxy, will restart 15s later...")373 time.AfterFunc(15*time.Second, func() {374 restartCh <- struct{}{}375 })376 }()377 // restart proxy378 go func() {379 <-restartCh380 log.Println("=====> restarting proxy...")381 proxy.Toxics.ResetToxics()382 err := proxy.Start()383 if err != nil {384 panic(err)385 }386 log.Println("=====> restarted proxy...")387 }()388 msgCh := s.Chan()389 counter := 0390 done := false391 lastTime := time.Now()392 for msg := range msgCh {393 counter++394 // only close once395 if !done {396 closeCh <- struct{}{}397 done = true398 }399 /*400 if counter == 3 {401 if !done {402 proxy.Stop()403 time.AfterFunc(15*time.Second, func() {404 restartCh <- struct{}{}405 })406 done = true407 }408 }409 */410 start := time.Now()411 gap := time.Now().Sub(lastTime)412 lastTime = time.Now()413 s.Nack(msg)414 fmt.Printf("====> s, messsge: %v, counter: %v, redeliver: %v, elapse: %v, last: %v, nacking\n",415 string(msg.Payload()),416 counter,417 msg.RedeliveryCount(),418 time.Now().Sub(start),419 gap,420 )421 }422 time.Sleep(5 * time.Minute)423}424func TestNackFailure_MultipleClient(t *testing.T) {425 assert := assert.New(t)426 topic := "ack-fail-one-consumer"427 subName := "my-sub"428 // setup429 prepareMessageForShared(topic, subName, "msg-00", 10)430 // 2. proxy client - consumer431 clientOpts := ClientOptions{432 DialTimeout: 10 * time.Second,433 OpTimeout: 5 * time.Second,434 }435 txOpts := ToxicOptions{436 Name: "latency-up",437 Stream: "up",438 Toxic: &toxics.LatencyToxic{439 Latency: 2 * 1000, // millisecond440 },441 }442 proxy, client := newTestClientViaProxy(clientOpts, txOpts)443 defer proxy.Stop()444 defer client.Close()445 fmt.Printf("========> start subscribe\n\n")446 start := time.Now()447 s, err := client.Subscribe(pulsar.ConsumerOptions{448 Name: "proxy_consumer",449 Topic: topic,450 SubscriptionName: subName,451 Type: pulsar.Shared,452 ReceiverQueueSize: 4,453 NackRedeliveryDelay: 10 * time.Millisecond,454 })455 fmt.Printf("======> subscribe elapse: %v\n", time.Now().Sub(start))456 assert.Nil(err)457 defer s.Close()458 // Main Operation459 closeCh := make(chan struct{}, 1)460 restartCh := make(chan struct{}, 1)461 // stop proxy462 go func() {463 <-closeCh464 time.Sleep(100 * time.Millisecond)465 log.Println("=====> stopping proxy...")466 proxy.Stop()467 log.Println("=====> stopped proxy, will restart 15s later...")468 time.AfterFunc(15*time.Second, func() {469 restartCh <- struct{}{}470 })471 }()472 // restart proxy473 go func() {474 <-restartCh475 log.Println("=====> restarting proxy...")476 proxy.Toxics.ResetToxics()477 err := proxy.Start()478 if err != nil {479 panic(err)480 }481 // create a new consumer482 var newConsumer = true483 // var newConsumer = false484 go func() {485 if !newConsumer {486 return487 }488 nc := newTestClient(defaultClientOptions())489 ns, err := nc.Subscribe(pulsar.ConsumerOptions{490 Name: "direct_consumer",491 Topic: topic,492 SubscriptionName: subName,493 Type: pulsar.Shared,494 ReceiverQueueSize: 1,495 MessageChannel: make(chan pulsar.ConsumerMessage, 1),496 NackRedeliveryDelay: 10 * time.Millisecond,497 })498 if err != nil {499 panic(ns)500 }501 last := time.Now()502 for msg := range ns.Chan() {503 gap := time.Now().Sub(last)504 last = time.Now()505 fmt.Printf("====> ns, messsge: %v, redeliver: %v, elapse: %v\n",506 string(msg.Payload()), msg.RedeliveryCount(), gap,507 )508 ns.Nack(msg)509 time.Sleep(1 * time.Second)510 }511 }()512 log.Println("=====> restarted proxy...")513 }()514 msgCh := s.Chan()515 counter := 0516 lastTime := time.Now()517 var done = false518 var triggerClose = make(chan struct{})519 go func() {520 <-triggerClose521 fmt.Printf("====> trigger closing after 1s ...\n")522 time.AfterFunc(1*time.Second, func() {523 closeCh <- struct{}{}524 })525 }()526 for msg := range msgCh {527 counter++528 // only close once529 if !done {530 close(triggerClose)531 done = true532 }533 start := time.Now()534 gap := time.Now().Sub(lastTime)535 lastTime = time.Now()536 s.Nack(msg)537 fmt.Printf("====> s, messsge: %v, counter: %v, redeliver: %v, elapse: %v, last: %v, nacking\n",538 string(msg.Payload()),539 counter,540 msg.RedeliveryCount(),541 time.Now().Sub(start),542 gap,543 )544 time.Sleep(1 * time.Second)545 }546 time.Sleep(5 * time.Minute)547}548func TestNack_Order(t *testing.T) {549 assert := assert.New(t)550 topic := "nack-one-consumer"551 subName := "my-sub"552 // setup553 prepareMessageForShared(topic, subName, "msg-00", 10)554 // normal susbscribe555 client := newTestClient(defaultClientOptions())556 s, err := client.Subscribe(pulsar.ConsumerOptions{557 Name: "direct_consumer",558 Topic: topic,559 SubscriptionName: subName,560 Type: pulsar.Shared,561 ReceiverQueueSize: 1,562 MessageChannel: make(chan pulsar.ConsumerMessage),563 NackRedeliveryDelay: 10 * time.Millisecond,564 })565 assert.Nil(err)566 // consuming567 go func() {568 last := time.Now()569 count := 1570 for msg := range s.Chan() {571 start := time.Now()572 if count%3 == 0 {573 msg.Consumer.Nack(msg)574 printNewMsg(msg, &last, fmt.Sprintf("[%v]nacking: %v",575 count, time.Now().Sub(start)))576 } else {577 printNewMsg(msg, &last, fmt.Sprintf("[%v]new message", count))578 }579 count++580 time.Sleep(10 * time.Second)581 }582 }()583 time.Sleep(5 * time.Minute)584}585func TestNoAckNack_OneConsumer(t *testing.T) {586 assert := assert.New(t)587 topic := "no-ack-nack"588 subName := "my-sub"589 // setup590 prepareMessageForShared(topic, subName, "msg-00", 10)591 // normal susbscribe592 client := newTestClient(defaultClientOptions())593 s, err := client.Subscribe(pulsar.ConsumerOptions{594 Name: "s1",595 Topic: topic,596 SubscriptionName: subName,597 Type: pulsar.Shared,598 ReceiverQueueSize: 1,599 MessageChannel: make(chan pulsar.ConsumerMessage),600 NackRedeliveryDelay: 10 * time.Millisecond,601 })602 assert.Nil(err)603 // consuming604 go func() {605 last := time.Now()606 count := 1607 for msg := range s.Chan() {608 printNewMsg(msg, &last, fmt.Sprintf("[%v]new message", count))609 time.Sleep(2 * time.Second)610 count++611 if count == 10 {612 go func() {613 s2 := newSharedSubscription("s1", topic, subName)614 fmt.Printf("======> new subscription start....\n")615 for m := range s2.Chan() {616 printNewMsg(m, &last, fmt.Sprintf("[s2]new message"))617 }618 }()619 }620 }621 }()622 time.Sleep(5 * time.Minute)623}624func TestConsume_ExistingTopic(t *testing.T) {625 topic := "no-ack-nack"626 subName := "my-sub"627 s := newSharedSubscription("draining", topic, subName)628 go func() {629 last := time.Now()630 for m := range s.Chan() {631 printNewMsg(m, &last, fmt.Sprintf("[draining]new message"))632 m.Ack(m)633 }634 }()635 time.Sleep(5 * time.Minute)636}...

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cli.go

Source:cli.go Github

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...28 }29}30var toxicDescription = `31 Default Toxics:32 latency: delay all data +/- jitter33 latency=<ms>,jitter=<ms>34 bandwidth: limit to max kb/s35 rate=<KB/s>36 slow_close: delay from closing37 delay=<ms>38 timeout: stop all data and close after timeout39 timeout=<ms>40 slicer: slice data into bits with optional delay41 average_size=<bytes>,size_variation=<bytes>,delay=<microseconds>42 toxic add:43 usage: toxiproxy-cli toxic add <proxyName> --type <toxicType> --toxicName <toxicName> \44 --attribute <key=value> --upstream --downstream45 example: toxiproxy-cli toxic add myProxy -t latency -n myToxic -a latency=100 -a jitter=5046 toxic update:47 usage: toxiproxy-cli toxic update <proxyName> --toxicName <toxicName> \48 --attribute <key1=value1> --attribute <key2=value2>49 example: toxiproxy-cli toxic update myProxy -n myToxic -a jitter=2550 toxic delete:51 usage: toxiproxy-cli toxic delete <proxyName> --toxicName <toxicName>52 example: toxiproxy-cli toxic delete myProxy -n myToxic53`54var hostname string55var isTTY bool...

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delay

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1import (2func main() {3 toxics := client.NewClient("localhost:8474").Toxics("redis-master")4 toxic := toxics.Create("delay", "downstream", 0.5, toxics.ToxicAttrs{5 })6 fmt.Println(toxic)7 time.Sleep(10 * time.Second)8 toxics.Delete("delay")9}10import (11func main() {12 toxics := client.NewClient("localhost:8474").Toxics("redis-master")13 toxic := toxics.Create("latency", "downstream", 0.5, toxics.ToxicAttrs{14 })15 fmt.Println(toxic)16 time.Sleep(10 * time.Second)17 toxics.Delete("latency")18}19import (20func main() {21 toxics := client.NewClient("localhost:8474").Toxics("redis-master")22 toxic := toxics.Create("bandwidth", "downstream", 0.5, toxics.ToxicAttrs{23 })24 fmt.Println(toxic)25 time.Sleep(10 * time.Second)26 toxics.Delete("bandwidth")27}28import (29func main() {30 toxics := client.NewClient("localhost:8474").Toxics("redis-master")31 toxic := toxics.Create("slow_close", "downstream", 0.5, toxics.ToxicAttrs{32 })33 fmt.Println(toxic)

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delay

Using AI Code Generation

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1import (2func main() {3 proxy, err := client.CreateProxy("myproxy", "localhost:1234", "localhost:5678")4 if err != nil {5 panic(err)6 }7 s := stream.NewStream("myproxy")8 delay := &toxics.DelayToxic{9 }10 err = s.AddToxic(delay)11 if err != nil {12 panic(err)13 }14 i := interceptors.NewInterceptor(s)15 i.Intercept()16 if err != nil {17 panic(err)18 }19 fmt.Println(resp)20}21import (22func main() {23 proxy, err := client.CreateProxy("myproxy", "localhost:1234", "localhost:5678")24 if err != nil {25 panic(err)26 }27 s := stream.NewStream("myproxy")28 bandwidth := &toxics.BandwidthToxic{

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delay

Using AI Code Generation

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1import (2func main() {3 toxics := toxiproxy.NewClient("localhost:8474")4 delay := toxiproxy.DelayToxic{5 }6 toxics.AddToxic("redis", "delay", &delay)7 fmt.Println("delay added")8}9import (10func main() {11 toxics := toxiproxy.NewClient("localhost:8474")12 bandwidth := toxiproxy.BandwidthToxic{13 }14 toxics.AddToxic("redis", "bandwidth", &bandwidth)15 fmt.Println("bandwidth added")16}17import (18func main() {19 toxics := toxiproxy.NewClient("localhost:8474")20 slowClose := toxiproxy.SlowCloseToxic{21 }22 toxics.AddToxic("redis", "slow_close", &slowClose)23 fmt.Println("slow_close added")24}25import (26func main() {27 toxics := toxiproxy.NewClient("localhost:8474")28 latency := toxiproxy.LatencyToxic{

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delay

Using AI Code Generation

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1import (2func main() {3proxy, err := toxiproxy.NewClient("localhost:8474").CreateProxy("test", "localhost:8000", "localhost:8001")4if err != nil {5panic(err)6}7if err := proxy.Toxics().Add("test", "latency", "downstream", 1, toxiproxy.Attributes{"latency": 500, "jitter": 100}); err != nil {8panic(err)9}10time.Sleep(5 * time.Second)11if err := proxy.Delete(); err != nil {12panic(err)13}14}

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delay

Using AI Code Generation

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1import (2func main() {3 client, _ := toxiproxy.NewClient("localhost:8474")4 proxy, _ := client.Proxy("my_proxy")5 delay := proxy.Toxics().Get("delay")6 delay.SetEnabled(true)7 delay.SetAttributes(toxiproxy.Attributes{"latency": 2000, "jitter": 1000})8 fmt.Println("Delaying requests by 2s with a jitter of 1s")9 time.Sleep(10 * time.Second)10 delay.SetEnabled(false)11 fmt.Println("Done")12}13import (14func main() {15 client, _ := toxiproxy.NewClient("localhost:8474")16 proxy, _ := client.Proxy("my_proxy")17 latency := proxy.Toxics().Get("latency")18 latency.SetEnabled(true)19 latency.SetAttributes(toxiproxy.Attributes{"latency": 2000, "jitter": 1000})20 fmt.Println("Latency requests by 2s with a jitter of 1s")21 time.Sleep(10 * time.Second)22 latency.SetEnabled(false)23 fmt.Println("Done")24}25import (26func main() {27 client, _ := toxiproxy.NewClient("localhost:8474")28 proxy, _ := client.Proxy("my_proxy")29 slowClose := proxy.Toxics().Get("slow_close")30 slowClose.SetEnabled(true)31 slowClose.SetAttributes(toxiproxy.Attributes{"enabled": true, "delay": 2000})32 fmt.Println("Closing connections slowly")33 time.Sleep(10 * time.Second)34 slowClose.SetEnabled(false)35 fmt.Println("Done")36}

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delay

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1import (2func main() {3 fmt.Println("Start")4 time.Sleep(5 * time.Second)5 fmt.Println("End")6}7{8 {9 {10 "attributes": {11 }12 }13 }14}

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delay

Using AI Code Generation

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1import (2func main() {3 toxics, err := client.NewToxics("localhost:8474")4 if err != nil {5 panic(err)6 }7 proxy, err := toxics.CreateProxy("myproxy", "localhost:8080", "localhost:8081")8 if err != nil {9 panic(err)10 }11 toxic, err := proxy.CreateToxic("mytoxic", "delay", "downstream", 1, client.ToxicAttributes{"latency": 5000, "jitter": 1000})12 if err != nil {13 panic(err)14 }15 toxic, err = toxic.Update(client.ToxicAttributes{"latency": 10000, "jitter": 2000})16 if err != nil {17 panic(err)18 }19 err = toxic.Delete()20 if err != nil {21 panic(err)22 }23 err = proxy.Delete()24 if err != nil {25 panic(err)26 }27 time.Sleep(time.Second * 10)28}

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delay

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1import (2func main() {3 fmt.Println("Hello World")4 fmt.Println("Delay is ", delay)5}6import (7func main() {8 fmt.Println("Hello World")9}10func PrintValueFromChannel(ch chan int) {11 for {12 fmt.Println("Value received from channel is ", val)13 time.Sleep(1 * time.Second)14 }15}16go PrintValueFromChannel(ch)17for {18 time.Sleep(1 * time.Second)19 }20import (21func main() {22 fmt.Println("Hello World")23}24func PrintValueFromChannel(ch chan int) {25 for {26 fmt.Println("Value received from channel is ", val)27 time.Sleep(1 * time.Second)28 }29}30go PrintValueFromChannel(ch)31for {32 time.Sleep(1 * time.Second)33 }34The problem is that the function PrintValueFromChannel() is not receiving any value from the channel. I am not sure what

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