apiVersion: argoproj.io/v1alpha1
kind: Workflow
metadata:
  generateName: argowf-chaos-kube-proxy-all-
  namespace: litmus
  labels:
    subject: "{{workflow.parameters.appNamespace}}_kube-proxy"
spec:
  entrypoint: argowf-chaos
  serviceAccountName: argo-chaos
  securityContext:
    runAsUser: 1000
    runAsNonRoot: true
  arguments:
    parameters:
      - name: adminModeNamespace
        value: litmus
      - name: appNamespace
        value: "kube-system" 
      - name: contextCPUHog
        value: "node-cpu-hog_infra"
      - name: contextMemoryHog
        value: "node-memory-hog_infra"

  templates:
    - name: argowf-chaos
      steps:
        - - name: install-chaos-experiments
            template: install-chaos-experiments
        - - name: node-cpu-hog
            template: node-cpu-hog
          - name: pod-memory-hog
            template: pod-memory-hog
        - - name: pod-cpu-hog
            template: pod-cpu-hog
          - name: node-memory-hog
            template: node-memory-hog
        - - name: pod-delete
            template: pod-delete
        - - name: revert-kube-proxy-chaos
            template: revert-kube-proxy-chaos

    - name: install-chaos-experiments
      container:
        image: litmuschaos/k8s:latest
        command: [sh, -c]
        args:
          - "kubectl apply -f https://hub.litmuschaos.io/api/chaos/master?file=charts/generic/experiments.yaml -n
            {{workflow.parameters.adminModeNamespace}} | sleep 30"

    - name: node-cpu-hog
      inputs:
        artifacts:
          - name: node-cpu-hog
            path: /tmp/chaosengine-node-cpu-hog.yaml
            raw:
              data: |
                apiVersion: litmuschaos.io/v1alpha1
                kind: ChaosEngine
                metadata:
                  name: kube-proxy-node-cpu-hog
                  namespace: {{workflow.parameters.adminModeNamespace}}
                  labels:
                    context: {{workflow.parameters.contextCPUHog}}
                spec:
                  jobCleanUpPolicy: retain
                  engineState: 'active'
                  chaosServiceAccount: litmus-admin
                  experiments:
                    - name: node-cpu-hog
                      spec:
                        components:
                          env:
                            - name: NODE_CPU_CORE
                              value: '1'

                            - name: TOTAL_CHAOS_DURATION
                              value: '60' # in seconds
      container:
        image: litmuschaos/litmus-checker:latest
        args: ["-file=/tmp/chaosengine-node-cpu-hog.yaml","-saveName=/tmp/engine-name"]

    - name: pod-memory-hog
      inputs:
        artifacts:
          - name: pod-memory-hog
            path: /tmp/chaosengine-pod-memory-hog.yaml
            raw:
              data: |
                apiVersion: litmuschaos.io/v1alpha1
                kind: ChaosEngine
                metadata:
                  name: kube-proxy-pod-memory-hog-chaos
                  namespace: {{workflow.parameters.adminModeNamespace}}
                  labels:
                    context: "{{workflow.parameters.appNamespace}}_kube-proxy"
                spec:
                  appinfo:
                    appns: kube-system
                    applabel: "k8s-app=kube-proxy"
                    appkind: daemonset
                  jobCleanUpPolicy: retain
                  engineState: 'active'
                  chaosServiceAccount: litmus-admin
                  experiments:
                    - name: pod-memory-hog
                      spec:
                        components:
                          env:
                            - name: TARGET_CONTAINER
                              value: 'kube-proxy'
                            - name: MEMORY_CONSUMPTION
                              value: '500'
                            - name: TOTAL_CHAOS_DURATION
                              value: '60' # in seconds
                            - name: CHAOS_KILL_COMMAND
                              value: "kill $(find /proc -name exe -lname '*/dd' 2>&1 | grep -v 'Permission denied' | awk -F/ '{print $(NF-1)}' |  head -n 1)"
      container:
        image: litmuschaos/litmus-checker:latest
        args: ["-file=/tmp/chaosengine-pod-memory-hog.yaml","-saveName=/tmp/engine-name"]

    - name: pod-cpu-hog
      inputs:
        artifacts:
          - name: pod-cpu-hog
            path: /tmp/chaosengine-pod-cpu-hog.yaml
            raw:
              data: |
                apiVersion: litmuschaos.io/v1alpha1
                kind: ChaosEngine
                metadata:
                  name: kube-proxy-pod-cpu-hog-chaos
                  namespace: {{workflow.parameters.adminModeNamespace}}
                  labels:
                    context: "{{workflow.parameters.appNamespace}}_kube-proxy"
                spec:
                  appinfo:
                    appns: kube-system
                    applabel: "k8s-app=kube-proxy"
                    appkind: daemonset
                  jobCleanUpPolicy: retain
                  engineState: 'active'
                  chaosServiceAccount: litmus-admin
                  experiments:
                    - name: pod-cpu-hog
                      spec:
                        components:
                          env:
                            - name: TARGET_CONTAINER
                              value: 'kube-proxy'
                            - name: CPU_CORES
                              value: '1'
                            - name: TOTAL_CHAOS_DURATION
                              value: '60' # in seconds
                            - name: CHAOS_KILL_COMMAND
                              value: "kill $(find /proc -name exe -lname '*/md5sum' 2>&1 | grep -v 'Permission denied' | awk -F/ '{print $(NF-1)}' |  head -n 1)"
      container:
        image: litmuschaos/litmus-checker:latest
        args: ["-file=/tmp/chaosengine-pod-cpu-hog.yaml","-saveName=/tmp/engine-name"]

    - name: node-memory-hog
      inputs:
        artifacts:
          - name: node-memory-hog
            path: /tmp/chaosengine-node-memory-hog.yaml
            raw:
              data: |
                apiVersion: litmuschaos.io/v1alpha1
                kind: ChaosEngine
                metadata:
                  name: kube-proxy-node-memory-hog-chaos
                  namespace: {{workflow.parameters.adminModeNamespace}}
                  labels:
                    context: {{workflow.parameters.contextMemoryHog}}
                spec:
                  jobCleanUpPolicy: retain
                  engineState: 'active'
                  chaosServiceAccount: litmus-admin
                  experiments:
                    - name: node-memory-hog
                      spec:
                        components:
                          env:
                            - name: MEMORY_PERCENTAGE
                              value: '50'
                            - name: TOTAL_CHAOS_DURATION
                              value: '60' # in seconds
      container:
        image: litmuschaos/litmus-checker:latest
        args: ["-file=/tmp/chaosengine-node-memory-hog.yaml","-saveName=/tmp/engine-name"]

    - name: pod-delete
      inputs:
        artifacts:
          - name: pod-delete
            path: /tmp/chaosengine-pod-delete.yaml
            raw:
              data: |
                apiVersion: litmuschaos.io/v1alpha1
                kind: ChaosEngine
                metadata:
                  name: kube-proxy-pod-delete-chaos
                  namespace: {{workflow.parameters.adminModeNamespace}}
                  labels:
                    context: "{{workflow.parameters.appNamespace}}_kube-proxy"
                spec:
                  appinfo:
                    appns: kube-system
                    applabel: "k8s-app=kube-proxy"
                    appkind: daemonset
                  jobCleanUpPolicy: retain
                  engineState: 'active'
                  chaosServiceAccount: litmus-admin
                  experiments:
                    - name: pod-delete
                      spec:
                        components:
                          env:
                            - name: TOTAL_CHAOS_DURATION
                              value: "60"
                            - name: CHAOS_INTERVAL
                              value: "10"
                            - name: FORCE
                              value: "false"
      container:
        image: litmuschaos/litmus-checker:latest
        args: ["-file=/tmp/chaosengine-pod-delete.yaml","-saveName=/tmp/engine-name"]

    - name: revert-kube-proxy-chaos
      container:
        image: litmuschaos/k8s:latest
        command: [sh, -c]
        args:
          - "kubectl delete chaosengines kube-proxy-node-cpu-hog kube-proxy-pod-memory-hog-chaos kube-proxy-pod-cpu-hog-chaos kube-proxy-node-memory-hog-chaos kube-proxy-pod-delete-chaos -n
            {{workflow.parameters.adminModeNamespace}}"