Directory restructure to add scenarios and experiments (#559)
* Updated dir struture with scenarios and experiments dir Signed-off-by: Amit Kumar Das <amit.das@harness.io> * Added icons Signed-off-by: Amit Kumar Das <amit.das@harness.io>
This commit is contained in:
Amit Kumar Das
GitHub
39
experiments/generic/node-io-stress/engine.yaml
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39
experiments/generic/node-io-stress/engine.yaml
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apiVersion: litmuschaos.io/v1alpha1
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kind: ChaosEngine
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metadata:
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name: nginx-chaos
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namespace: default
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spec:
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# It can be active/stop
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engineState: 'active'
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#ex. values: ns1:name=percona,ns2:run=nginx
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auxiliaryAppInfo: ''
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chaosServiceAccount: node-io-stress-sa
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experiments:
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- name: node-io-stress
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spec:
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components:
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env:
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# set chaos duration (in sec) as desired
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- name: TOTAL_CHAOS_DURATION
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value: '120'
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## specify the size as percentage of free space on the file system
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- name: FILESYSTEM_UTILIZATION_PERCENTAGE
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value: '10'
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## Number of core of CPU
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- name: CPU
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value: '1'
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## Total number of workers default value is 4
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- name: NUMBER_OF_WORKERS
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value: '4'
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## percentage of total nodes to target
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- name: NODES_AFFECTED_PERC
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value: ''
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# provide the comma separated target node names
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- name: TARGET_NODES
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value: ''
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116
experiments/generic/node-io-stress/experiment.yaml
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116
experiments/generic/node-io-stress/experiment.yaml
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apiVersion: litmuschaos.io/v1alpha1
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description:
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message: |
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Give IO disk stress on a node belonging to a deployment
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kind: ChaosExperiment
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metadata:
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name: node-io-stress
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labels:
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name: node-io-stress
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app.kubernetes.io/part-of: litmus
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app.kubernetes.io/component: chaosexperiment
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app.kubernetes.io/version: latest
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spec:
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definition:
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scope: Cluster
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permissions:
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# Create and monitor the experiment & helper pods
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- apiGroups: [""]
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resources: ["pods"]
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verbs: ["create","delete","get","list","patch","update", "deletecollection"]
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# Performs CRUD operations on the events inside chaosengine and chaosresult
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- apiGroups: [""]
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resources: ["events"]
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verbs: ["create","get","list","patch","update"]
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# Fetch configmaps details and mount it to the experiment pod (if specified)
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- apiGroups: [""]
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resources: ["configmaps"]
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verbs: ["get","list",]
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# Track and get the runner, experiment, and helper pods log
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- apiGroups: [""]
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resources: ["pods/log"]
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verbs: ["get","list","watch"]
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# for creating and managing to execute comands inside target container
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- apiGroups: [""]
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resources: ["pods/exec"]
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verbs: ["get","list","create"]
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# for configuring and monitor the experiment job by the chaos-runner pod
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- apiGroups: ["batch"]
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resources: ["jobs"]
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verbs: ["create","list","get","delete","deletecollection"]
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# for creation, status polling and deletion of litmus chaos resources used within a chaos workflow
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- apiGroups: ["litmuschaos.io"]
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resources: ["chaosengines","chaosexperiments","chaosresults"]
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verbs: ["create","list","get","patch","update","delete"]
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# for experiment to perform node status checks
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- apiGroups: [""]
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resources: ["nodes"]
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verbs: ["get","list"]
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image: "litmuschaos/go-runner:latest"
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imagePullPolicy: Always
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args:
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- -c
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- ./experiments -name node-io-stress
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command:
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- /bin/bash
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env:
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- name: TOTAL_CHAOS_DURATION
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value: '120'
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## specify the size as percentage of free space on the file system
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## default value 90 (in percentage)
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- name: FILESYSTEM_UTILIZATION_PERCENTAGE
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value: '10'
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## we can specify the size in Gigabyte (Gb) also in place of percentage of free space
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## NOTE: for selecting this option FILESYSTEM_UTILIZATION_PERCENTAGE should be empty
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- name: FILESYSTEM_UTILIZATION_BYTES
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value: ''
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## Number of core of CPU
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- name: CPU
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value: '1'
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## Total number of workers default value is 4
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- name: NUMBER_OF_WORKERS
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value: '4'
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## Total number of vm workers
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- name: VM_WORKERS
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value: '1'
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## enter the comma separated target nodes name
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- name: TARGET_NODES
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value: ''
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- name: NODE_LABEL
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value: ''
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# Period to wait before and after injection of chaos in sec
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- name: RAMP_TIME
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value: ''
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# Provide the LIB here
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# Only litmus supported
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- name: LIB
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value: 'litmus'
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# provide lib image
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- name: LIB_IMAGE
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value: 'litmuschaos/go-runner:latest'
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## percentage of total nodes to target
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- name: NODES_AFFECTED_PERC
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value: ''
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## it defines the sequence of chaos execution for multiple target nodes
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## supported values: serial, parallel
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- name: SEQUENCE
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value: 'parallel'
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labels:
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name: node-io-stress
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app.kubernetes.io/part-of: litmus
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app.kubernetes.io/component: experiment-job
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app.kubernetes.io/version: latest
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@@ -0,0 +1,49 @@
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apiVersion: litmuchaos.io/v1alpha1
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kind: ChartServiceVersion
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metadata:
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createdAt: 2020-09-12T10:28:08Z
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name: node-io-stress
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version: 0.1.0
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annotations:
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categories: Kubernetes
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vendor: CNCF
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support: https://slack.kubernetes.io/
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spec:
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displayName: node-io-stress
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categoryDescription: |
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This experiment causes disk stress on the Kubernetes node. The experiment aims to verify the resiliency of applications that share this disk resource for ephemeral or persistent storage purposes..
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- Disk stress on a particular node filesystem where the application deployment is available.
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- The amount of disk stress can be either specifed as the size in percentage of the total free space on the file system or simply in Gigabytes(GB)
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keywords:
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- Kubernetes
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- K8S
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- Disk
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- IO
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- Filesystem
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- Node
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platforms:
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- GKE
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- EKS
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- AKS
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maturity: alpha
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chaosType: infra
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maintainers:
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- name: Udit Gaurav
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email: udit.gaurav@mayadata.io
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minKubeVersion: 1.12.0
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provider:
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name: Mayadata
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labels:
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app.kubernetes.io/component: chartserviceversion
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app.kubernetes.io/version: latest
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links:
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- name: Source Code
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url: https://github.com/litmuschaos/litmus-go/tree/master/experiments/generic/node-io-stress
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- name: Documentation
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url: https://litmuschaos.github.io/litmus/experiments/categories/nodes/node-io-stress/
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- name: Video
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url:
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icon:
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- url: ""
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mediatype: ""
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chaosexpcrdlink: https://raw.githubusercontent.com/litmuschaos/chaos-charts/master/charts/generic/node-io-stress/experiment.yaml
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71
experiments/generic/node-io-stress/rbac-psp.yaml
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71
experiments/generic/node-io-stress/rbac-psp.yaml
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@@ -0,0 +1,71 @@
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---
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: node-io-stress-sa
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namespace: default
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labels:
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name: node-io-stress-sa
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app.kubernetes.io/part-of: litmus
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: ClusterRole
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metadata:
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name: node-io-stress-sa
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labels:
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name: node-io-stress-sa
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app.kubernetes.io/part-of: litmus
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rules:
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# Create and monitor the experiment & helper pods
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- apiGroups: [""]
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resources: ["pods"]
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verbs: ["create","delete","get","list","patch","update", "deletecollection"]
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# Performs CRUD operations on the events inside chaosengine and chaosresult
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- apiGroups: [""]
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resources: ["events"]
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verbs: ["create","get","list","patch","update"]
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# Fetch configmaps details and mount it to the experiment pod (if specified)
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- apiGroups: [""]
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resources: ["configmaps"]
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verbs: ["get","list",]
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# Track and get the runner, experiment, and helper pods log
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- apiGroups: [""]
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resources: ["pods/log"]
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verbs: ["get","list","watch"]
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# for creating and managing to execute comands inside target container
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- apiGroups: [""]
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resources: ["pods/exec"]
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verbs: ["get","list","create"]
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# for configuring and monitor the experiment job by the chaos-runner pod
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- apiGroups: ["batch"]
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resources: ["jobs"]
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verbs: ["create","list","get","delete","deletecollection"]
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# for creation, status polling and deletion of litmus chaos resources used within a chaos workflow
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- apiGroups: ["litmuschaos.io"]
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resources: ["chaosengines","chaosexperiments","chaosresults"]
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verbs: ["create","list","get","patch","update","delete"]
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# for experiment to perform node status checks
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- apiGroups: [""]
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resources: ["nodes"]
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verbs: ["get","list"]
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# use litmus psp
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- apiGroups: ["policy"]
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resources: ["podsecuritypolicies"]
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verbs: ["use"]
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resourceNames: ["litmus"]
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: ClusterRoleBinding
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metadata:
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name: node-io-stress-sa
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labels:
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name: node-io-stress-sa
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app.kubernetes.io/part-of: litmus
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roleRef:
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apiGroup: rbac.authorization.k8s.io
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kind: ClusterRole
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name: node-io-stress-sa
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subjects:
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- kind: ServiceAccount
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name: node-io-stress-sa
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namespace: default
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66
experiments/generic/node-io-stress/rbac.yaml
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66
experiments/generic/node-io-stress/rbac.yaml
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@@ -0,0 +1,66 @@
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---
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: node-io-stress-sa
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namespace: default
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labels:
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name: node-io-stress-sa
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app.kubernetes.io/part-of: litmus
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: ClusterRole
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metadata:
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name: node-io-stress-sa
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labels:
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name: node-io-stress-sa
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app.kubernetes.io/part-of: litmus
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rules:
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# Create and monitor the experiment & helper pods
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- apiGroups: [""]
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resources: ["pods"]
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verbs: ["create","delete","get","list","patch","update", "deletecollection"]
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# Performs CRUD operations on the events inside chaosengine and chaosresult
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- apiGroups: [""]
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resources: ["events"]
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verbs: ["create","get","list","patch","update"]
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# Fetch configmaps details and mount it to the experiment pod (if specified)
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- apiGroups: [""]
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resources: ["configmaps"]
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verbs: ["get","list",]
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# Track and get the runner, experiment, and helper pods log
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- apiGroups: [""]
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resources: ["pods/log"]
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verbs: ["get","list","watch"]
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# for creating and managing to execute comands inside target container
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- apiGroups: [""]
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resources: ["pods/exec"]
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verbs: ["get","list","create"]
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# for configuring and monitor the experiment job by the chaos-runner pod
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- apiGroups: ["batch"]
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resources: ["jobs"]
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verbs: ["create","list","get","delete","deletecollection"]
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# for creation, status polling and deletion of litmus chaos resources used within a chaos workflow
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- apiGroups: ["litmuschaos.io"]
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resources: ["chaosengines","chaosexperiments","chaosresults"]
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verbs: ["create","list","get","patch","update","delete"]
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# for experiment to perform node status checks
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- apiGroups: [""]
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resources: ["nodes"]
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verbs: ["get","list"]
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: ClusterRoleBinding
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metadata:
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name: node-io-stress-sa
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labels:
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name: node-io-stress-sa
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app.kubernetes.io/part-of: litmus
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roleRef:
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apiGroup: rbac.authorization.k8s.io
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kind: ClusterRole
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name: node-io-stress-sa
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subjects:
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- kind: ServiceAccount
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name: node-io-stress-sa
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namespace: default
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