diff --git a/charts/generic/generic.chartserviceversion.yaml b/charts/generic/generic.chartserviceversion.yaml index 5e25874..b079634 100644 --- a/charts/generic/generic.chartserviceversion.yaml +++ b/charts/generic/generic.chartserviceversion.yaml @@ -24,6 +24,7 @@ spec: - disk-loss - disk-fill - node-memory-hog + - pod-memory-hog keywords: - Kubernetes @@ -32,6 +33,8 @@ spec: - Pod - Disk - Network + - CPU + - Memory maintainers: - name: ksatchit email: karthik.s@mayadata.io diff --git a/charts/generic/generic.package.yaml b/charts/generic/generic.package.yaml index 633de89..f643922 100644 --- a/charts/generic/generic.package.yaml +++ b/charts/generic/generic.package.yaml @@ -33,3 +33,6 @@ experiments: - name: node-memory-hog CSV: node-memory-hog.chartserviceversion.yaml desc: "node-memory-hog" + - name: pod-memory-hog + CSV: pod-memory-hog.chartserviceversion.yaml + desc: "pod-memory-hog" diff --git a/charts/generic/icons/pod-memory-hog.png b/charts/generic/icons/pod-memory-hog.png new file mode 100644 index 0000000..e69de29 diff --git a/charts/generic/pod-memory-hog/engine.yaml b/charts/generic/pod-memory-hog/engine.yaml new file mode 100644 index 0000000..0f91f57 --- /dev/null +++ b/charts/generic/pod-memory-hog/engine.yaml @@ -0,0 +1,38 @@ +apiVersion: litmuschaos.io/v1alpha1 +kind: ChaosEngine +metadata: + name: nginx-chaos + namespace: default +spec: + # It can be true/false + annotationCheck: 'true' + # It can be active/stop + engineState: 'active' + #ex. values: ns1:name=percona,ns2:run=nginx + auxiliaryAppInfo: '' + appinfo: + appns: 'default' + applabel: 'app=nginx' + appkind: 'deployment' + chaosServiceAccount: pod-memory-hog-sa + monitoring: false + # It can be delete/retain + jobCleanUpPolicy: 'delete' + experiments: + - name: pod-memory-hog + spec: + components: + env: + # Provide name of target container + # where chaos has to be injected + - name: TARGET_CONTAINER + value: 'nginx' + + # Enter the amount of memory in megabytes to be consumed by the application pod + # default: 500 (Megabytes) + - name: MEMORY_CONSUMPTION + value: '' + + - name: TOTAL_CHAOS_DURATION + value: '60' # in seconds + diff --git a/charts/generic/pod-memory-hog/experiment.yaml b/charts/generic/pod-memory-hog/experiment.yaml new file mode 100644 index 0000000..8fe7ce4 --- /dev/null +++ b/charts/generic/pod-memory-hog/experiment.yaml @@ -0,0 +1,65 @@ +apiVersion: litmuschaos.io/v1alpha1 +description: + message: | + Injects memory consumption on pods belonging to an app deployment +kind: ChaosExperiment +metadata: + name: pod-memory-hog + version: 0.1.0 +spec: + definition: + scope: Namespaced + permissions: + - apiGroups: + - "" + - "batch" + - "litmuschaos.io" + resources: + - "jobs" + - "pods" + - "pods/log" + - "events" + - "chaosengines" + - "chaosexperiments" + - "chaosresults" + verbs: + - "create" + - "list" + - "get" + - "patch" + - "update" + - "delete" + image: "litmuschaos/ansible-runner:latest" + args: + - -c + - ansible-playbook ./experiments/generic/pod_memory_hog/pod_memory_hog_ansible_logic.yml -i /etc/ansible/hosts -vv; exit 0 + command: + - /bin/bash + env: + - name: ANSIBLE_STDOUT_CALLBACK + value: 'default' + + # Provide name of target container + # where chaos has to be injected + - name: TARGET_CONTAINER + value: '' + + # Enter the amount of memory in megabytes to be consumed by the application pod + # default: 500 (Megabytes) + - name: MEMORY_CONSUMPTION + value: '500' + + - name: TOTAL_CHAOS_DURATION + value: '60' # in seconds + + # Period to wait before and after injection of chaos in sec + - name: RAMP_TIME + value: '' + + - name: LIB + value: 'litmus' + + - name: LIB_IMAGE + value: 'litmuschaos/app-memory-stress:latest' + labels: + name: pod-memory-hog diff --git a/charts/generic/pod-memory-hog/pod-memory-hog.chartserviceversion.yaml b/charts/generic/pod-memory-hog/pod-memory-hog.chartserviceversion.yaml new file mode 100644 index 0000000..3a3550f --- /dev/null +++ b/charts/generic/pod-memory-hog/pod-memory-hog.chartserviceversion.yaml @@ -0,0 +1,42 @@ +apiVersion: litmuchaos.io/v1alpha1 +kind: ChartServiceVersion +metadata: + createdAt: 2020-04-10T10:28:08Z + name: pod-memory-hog + version: 0.1.0 + annotations: + categories: Kubernetes + vendor: CNCF + support: https://slack.kubernetes.io/ +spec: + displayName: pod-memory-hog + categoryDescription: | + Pod-Memory-Hog contains chaos to consume Memory resouces of specified containers in Kubernetes pods. + - Consumes the memory specified by executing a dd command against special files /dev/zero(input) and /dev/null(output) + - The application pod should be healthy once chaos is stopped. Expectation is that service-requests should be served despite chaos. + keywords: + - Kubernetes + - Memory + platforms: + - GKE + - Packet(Kubeadm) + - Minikube + - EKS + maturity: alpha + maintainers: + - name: Udit Gaurav + email: udit.gaurav@mayadata.io + minKubeVersion: 1.12.0 + provider: + name: Mayadata + links: + - name: Source Code + url: https://github.com/litmuschaos/litmus/tree/master/experiments/generic/pod_memory_hog + - name: Documentation + url: https://docs.litmuschaos.io/docs/pod-memory-hog/ + - name: Video + url: + icon: + - base64data: "" + mediatype: "" + chaosexpcrdlink: https://raw.githubusercontent.com/litmuschaos/chaos-charts/master/charts/generic/pod-memory-hog/experiment.yaml diff --git a/charts/generic/pod-memory-hog/rbac.yaml b/charts/generic/pod-memory-hog/rbac.yaml new file mode 100644 index 0000000..4f63b60 --- /dev/null +++ b/charts/generic/pod-memory-hog/rbac.yaml @@ -0,0 +1,36 @@ +--- +apiVersion: v1 +kind: ServiceAccount +metadata: + name: pod-memory-hog-sa + namespace: default + labels: + name: pod-memory-hog-sa +--- +apiVersion: rbac.authorization.k8s.io/v1beta1 +kind: Role +metadata: + name: pod-memory-hog-sa + namespace: default + labels: + name: pod-memory-hog-sa +rules: +- apiGroups: ["","litmuschaos.io","batch"] + resources: ["pods","jobs","events","pods/log","chaosengines","chaosexperiments","chaosresults"] + verbs: ["create","list","get","patch","update","delete"] +--- +apiVersion: rbac.authorization.k8s.io/v1beta1 +kind: RoleBinding +metadata: + name: pod-memory-hog-sa + namespace: default + labels: + name: pod-memory-hog-sa +roleRef: + apiGroup: rbac.authorization.k8s.io + kind: Role + name: pod-memory-hog-sa +subjects: +- kind: ServiceAccount + name: pod-memory-hog-sa + namespace: default