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test: network chaos and restart agent
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,71 @@ | ||
| // Copyright 2024 iLogtail Authors | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| package cleanup | ||
|
|
||
| import ( | ||
| "context" | ||
| "encoding/json" | ||
| "os" | ||
| "path/filepath" | ||
|
|
||
| "github.com/alibaba/ilogtail/test/engine/setup" | ||
| ) | ||
|
|
||
| type ChaosStatus struct { | ||
| Code int `json:"code"` | ||
| Success bool `json:"success"` | ||
| Result []map[string]string `json:"result"` | ||
| } | ||
|
|
||
| func DestoryAllChaos(ctx context.Context) (context.Context, error) { | ||
| switch setup.Env.GetType() { | ||
| case "host": | ||
| command := "/opt/chaosblade/blade status --type create --status Success" | ||
| response, err := setup.Env.ExecOnLogtail(command) | ||
| if err != nil { | ||
| return ctx, err | ||
| } | ||
| var status ChaosStatus | ||
| if err = json.Unmarshal([]byte(response), &status); err != nil { | ||
| return ctx, err | ||
| } | ||
| for _, result := range status.Result { | ||
| command = "/opt/chaosblade/blade destroy " + result["Uid"] | ||
| setup.Env.ExecOnLogtail(command) | ||
| } | ||
| case "daemonset", "deployment": | ||
| k8sEnv := setup.Env.(*setup.K8sEnv) | ||
| chaosDir := filepath.Join("test_cases", "chaos") | ||
| err := filepath.Walk(chaosDir, func(path string, info os.FileInfo, err error) error { | ||
| if err != nil { | ||
| return err | ||
| } | ||
| if info.IsDir() { | ||
| return nil | ||
| } | ||
| if filepath.Ext(path) != ".yaml" { | ||
| return nil | ||
| } | ||
| return k8sEnv.Delete(path[len("test_cases/"):]) | ||
| }) | ||
| if err != nil { | ||
| return ctx, err | ||
| } | ||
| // delete chaosDir | ||
| if err = os.RemoveAll(chaosDir); err != nil { | ||
| return ctx, err | ||
| } | ||
| } | ||
| return ctx, nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| // Copyright 2024 iLogtail Authors | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| package control | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "strings" | ||
|
|
||
| "github.com/alibaba/ilogtail/test/config" | ||
| "github.com/alibaba/ilogtail/test/engine/setup" | ||
| ) | ||
|
|
||
| func RestartAgent(ctx context.Context) (context.Context, error) { | ||
| setup.Env.ExecOnLogtail("/etc/init.d/loongcollectord restart") | ||
| return setup.SetAgentPID(ctx) | ||
| } | ||
|
|
||
| func ForceRestartAgent(ctx context.Context) (context.Context, error) { | ||
| currentPID := ctx.Value(config.AgentPIDKey) | ||
| if currentPID != nil { | ||
| currentPIDs := strings.Split(currentPID.(string), "\n") | ||
| for _, pid := range currentPIDs { | ||
| setup.Env.ExecOnLogtail("kill -9 " + pid) | ||
| } | ||
| } | ||
| fmt.Println("No agent pid found, skip force restart") | ||
| setup.Env.ExecOnLogtail("/etc/init.d/loongcollectord start") | ||
| return setup.SetAgentPID(ctx) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,156 @@ | ||
| // Copyright 2024 iLogtail Authors | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| package chaos | ||
|
|
||
| import ( | ||
| "context" | ||
| "os" | ||
| "path/filepath" | ||
| "strconv" | ||
| "text/template" | ||
|
|
||
| "github.com/alibaba/ilogtail/test/engine/setup" | ||
| ) | ||
|
|
||
| const ( | ||
| // networkDelayCRD | ||
| networkDelayCRDTmpl = ` | ||
| apiVersion: chaosblade.io/v1alpha1 | ||
| kind: ChaosBlade | ||
| metadata: | ||
| name: delay-pod-network | ||
| spec: | ||
| experiments: | ||
| - scope: pod | ||
| target: network | ||
| action: delay | ||
| desc: "delay pod network" | ||
| matchers: | ||
| - name: labels | ||
| value: ["{{.PodLabel}}"] | ||
| - name: namespace | ||
| value: ["kube-system"] | ||
| - name: interface | ||
| value: ["eth0"] | ||
| - name: destination-ip | ||
| value: ["{{.Percent}}"] | ||
| - name: time | ||
| value: ["{{.Time}}"] | ||
| ` | ||
|
|
||
| // networkLossCRD | ||
| networkLossCRDTmpl = ` | ||
| apiVersion: chaosblade.io/v1alpha1 | ||
| kind: ChaosBlade | ||
| metadata: | ||
| name: loss-pod-network | ||
| spec: | ||
| experiments: | ||
| - scope: pod | ||
| target: network | ||
| action: loss | ||
| desc: "loss pod network" | ||
| matchers: | ||
| - name: labels | ||
| value: ["{{.PodLabel}}"] | ||
| - name: namespace | ||
| value: ["kube-system"] | ||
| - name: interface | ||
| value: ["eth0"] | ||
| - name: percent | ||
| value: ["{{.Percent}}"] | ||
| - name: exclude-port | ||
| value: ["22"] | ||
| - name: destination-ip | ||
| value: ["{{.Ip}}"] | ||
| ` | ||
| ) | ||
|
|
||
| func NetworkDelay(ctx context.Context, time int, ip string) (context.Context, error) { | ||
| switch setup.Env.GetType() { | ||
| case "host": | ||
| command := "/opt/chaosblade/blade create network delay --time " + strconv.FormatInt(int64(time), 10) + " --exclude-port 22 --interface eth0 --destination-ip " + ip | ||
| _, err := setup.Env.ExecOnLogtail(command) | ||
| if err != nil { | ||
| return ctx, err | ||
| } | ||
| case "daemonset", "deployment": | ||
| dir := filepath.Join("test_cases", "chaos") | ||
| filename := "loss-pod-network.yaml" | ||
| _ = os.Mkdir(dir, 0755) | ||
| file, err := os.OpenFile(filepath.Join(dir, filename), os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644) //nolint:gosec | ||
| if err != nil { | ||
| return ctx, err | ||
| } | ||
| defer file.Close() //nolint:gosec | ||
|
|
||
| networkDelayCRD, _ := template.New("networkDelay").Parse(networkDelayCRDTmpl) | ||
| if err = networkDelayCRD.Execute(file, map[string]string{ | ||
| "PodLabel": getLoongCollectorPodLabel(), | ||
| "Time": strconv.FormatInt(int64(time), 10), | ||
| "Ip": ip, | ||
| }); err != nil { | ||
| return ctx, err | ||
| } | ||
| k8sEnv := setup.Env.(*setup.K8sEnv) | ||
| if err := k8sEnv.Apply(filepath.Join("chaos", filename)); err != nil { | ||
| return ctx, err | ||
| } | ||
| } | ||
| return ctx, nil | ||
| } | ||
|
|
||
| func NetworkLoss(ctx context.Context, percentage int, ip string) (context.Context, error) { | ||
| switch setup.Env.GetType() { | ||
| case "host": | ||
| command := "/opt/chaosblade/blade create network loss --percent " + strconv.FormatInt(int64(percentage), 10) + " --exclude-port 22 --interface eth0 --destination-ip " + ip | ||
| _, err := setup.Env.ExecOnLogtail(command) | ||
| if err != nil { | ||
| return ctx, err | ||
| } | ||
| case "daemonset", "deployment": | ||
| dir := filepath.Join("test_cases", "chaos") | ||
| filename := "loss-pod-network.yaml" | ||
| _ = os.Mkdir(dir, 0755) | ||
| file, err := os.OpenFile(filepath.Join(dir, filename), os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644) //nolint:gosec | ||
| if err != nil { | ||
| return ctx, err | ||
| } | ||
| defer file.Close() | ||
|
|
||
| networkLossCRD, _ := template.New("networkLoss").Parse(networkLossCRDTmpl) | ||
| if err = networkLossCRD.Execute(file, map[string]string{ | ||
| "PodLabel": getLoongCollectorPodLabel(), | ||
| "Percent": strconv.FormatInt(int64(percentage), 10), | ||
| "Ip": ip, | ||
| }); err != nil { | ||
| return ctx, err | ||
| } | ||
| k8sEnv := setup.Env.(*setup.K8sEnv) | ||
| if err := k8sEnv.Apply(filepath.Join("chaos", filename)); err != nil { | ||
| return ctx, err | ||
| } | ||
| } | ||
| return ctx, nil | ||
| } | ||
|
|
||
| func getLoongCollectorPodLabel() string { | ||
| var PodLabel string | ||
| if setup.Env.GetType() == "daemonset" { | ||
| PodLabel = "k8s-app=logtail-ds" | ||
| } else if setup.Env.GetType() == "deployment" { | ||
| PodLabel = "k8s-app=loongcollector-cluster" | ||
| } | ||
| return PodLabel | ||
| } |
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