Add selenoid

charts/selenoid/.helmignore

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+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*.orig
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+.vscode/

charts/selenoid/Chart.yaml

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+apiVersion: v2
+name: selenoid
+description: A Helm chart for Kubernetes
+type: application
+version: 0.1.0
+appVersion: "1.11.3"

charts/selenoid/templates/NOTES.txt

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+1. Get the application URL by running these commands:
+{{- if .Values.ingress.enabled }}
+{{- range $host := .Values.ingress.hosts }}
+  {{- range .paths }}
+  http{{ if $.Values.ingress.tls }}s{{ end }}://{{ $host.host }}{{ .path }}
+  {{- end }}
+{{- end }}
+{{- else if contains "NodePort" .Values.service.type }}
+  export NODE_PORT=$(kubectl get --namespace {{ .Release.Namespace }} -o jsonpath="{.spec.ports[0].nodePort}" services {{ include "selenoid.fullname" . }})
+  export NODE_IP=$(kubectl get nodes --namespace {{ .Release.Namespace }} -o jsonpath="{.items[0].status.addresses[0].address}")
+  echo http://$NODE_IP:$NODE_PORT
+{{- else if contains "LoadBalancer" .Values.service.type }}
+     NOTE: It may take a few minutes for the LoadBalancer IP to be available.
+           You can watch its status by running 'kubectl get --namespace {{ .Release.Namespace }} svc -w {{ include "selenoid.fullname" . }}'
+  export SERVICE_IP=$(kubectl get svc --namespace {{ .Release.Namespace }} {{ include "selenoid.fullname" . }} --template "{{"{{ range (index .status.loadBalancer.ingress 0) }}{{.}}{{ end }}"}}")
+  echo http://$SERVICE_IP:{{ .Values.service.port }}
+{{- else if contains "ClusterIP" .Values.service.type }}
+  export POD_NAME=$(kubectl get pods --namespace {{ .Release.Namespace }} -l "app.kubernetes.io/name={{ include "selenoid.name" . }},app.kubernetes.io/instance={{ .Release.Name }}" -o jsonpath="{.items[0].metadata.name}")
+  export CONTAINER_PORT=$(kubectl get pod --namespace {{ .Release.Namespace }} $POD_NAME -o jsonpath="{.spec.containers[0].ports[0].containerPort}")
+  echo "Visit http://127.0.0.1:8080 to use your application"
+  kubectl --namespace {{ .Release.Namespace }} port-forward $POD_NAME 8080:$CONTAINER_PORT
+{{- end }}

charts/selenoid/templates/_helpers.tpl

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+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "selenoid.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+If release name contains chart name it will be used as a full name.
+*/}}
+{{- define "selenoid.fullname" -}}
+{{- if .Values.fullnameOverride }}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- $name := default .Chart.Name .Values.nameOverride }}
+{{- if contains $name .Release.Name }}
+{{- .Release.Name | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" }}
+{{- end }}
+{{- end }}
+{{- end }}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "selenoid.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "selenoid.labels" -}}
+helm.sh/chart: {{ include "selenoid.chart" . }}
+{{ include "selenoid.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Common labels for UI
+*/}}
+{{- define "selenoidUI.labels" -}}
+helm.sh/chart: {{ include "selenoid.chart" . }}
+{{ include "selenoidUI.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+
+{{/*
+Selector labels
+*/}}
+{{- define "selenoid.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "selenoid.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+{{/*
+Selector labels for the UI
+*/}}
+{{- define "selenoidUI.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "selenoid.name" . }}-ui
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "selenoid.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create }}
+{{- default (include "selenoid.fullname" .) .Values.serviceAccount.name }}
+{{- else }}
+{{- default "default" .Values.serviceAccount.name }}
+{{- end }}
+{{- end }}

charts/selenoid/templates/selenoid-ui/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "selenoid.fullname" . }}-ui
+  labels:
+    {{- include "selenoidUI.labels" . | nindent 4 }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      {{- include "selenoidUI.selectorLabels" . | nindent 6 }}
+  template:
+    metadata:
+      {{- with .Values.podAnnotations }}
+      annotations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      labels:
+        {{- include "selenoidUI.labels" . | nindent 8 }}
+        {{- with .Values.podLabels }}
+        {{- toYaml . | nindent 8 }}
+        {{- end }}
+    spec:
+      {{- with .Values.imagePullSecrets }}
+      imagePullSecrets:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      containers:
+        - name: {{ .Chart.Name }}
+          image: aerokube/selenoid-ui
+          args:
+            - --selenoid-uri 
+            - "http://{{ include "selenoid.fullname" . }}:4444"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          livenessProbe:
+            {{- toYaml .Values.ui.livenessProbe | nindent 12 }}
+          readinessProbe:
+            {{- toYaml .Values.ui.readinessProbe | nindent 12 }}
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}
+          ports:
+            - containerPort: 8080
+              name: selenoid-ui
+      {{- with .Values.nodeSelector }}
+      nodeSelector:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.affinity }}
+      affinity:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.tolerations }}
+      tolerations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}

charts/selenoid/templates/selenoid-ui/ingress.yaml

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+{{- if .Values.ingress.enabled -}}
+{{- $fullName := include "selenoid.fullname" . -}}
+{{- $svcPort := .Values.service.port -}}
+{{- if and .Values.ingress.className (not (semverCompare ">=1.18-0" .Capabilities.KubeVersion.GitVersion)) }}
+  {{- if not (hasKey .Values.ingress.annotations "kubernetes.io/ingress.class") }}
+  {{- $_ := set .Values.ingress.annotations "kubernetes.io/ingress.class" .Values.ingress.className}}
+  {{- end }}
+{{- end }}
+{{- if semverCompare ">=1.19-0" .Capabilities.KubeVersion.GitVersion -}}
+apiVersion: networking.k8s.io/v1
+{{- else if semverCompare ">=1.14-0" .Capabilities.KubeVersion.GitVersion -}}
+apiVersion: networking.k8s.io/v1beta1
+{{- else -}}
+apiVersion: extensions/v1beta1
+{{- end }}
+kind: Ingress
+metadata:
+  name: {{ $fullName }}
+  labels:
+    {{- include "selenoidUI.labels" . | nindent 4 }}
+  {{- with .Values.ingress.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  {{- if and .Values.ingress.className (semverCompare ">=1.18-0" .Capabilities.KubeVersion.GitVersion) }}
+  ingressClassName: {{ .Values.ingress.className }}
+  {{- end }}
+  {{- if .Values.ingress.tls }}
+  tls:
+    {{- range .Values.ingress.tls }}
+    - hosts:
+        {{- range .hosts }}
+        - {{ . | quote }}
+        {{- end }}
+      secretName: {{ .secretName }}
+    {{- end }}
+  {{- end }}
+  rules:
+    {{- range .Values.ingress.hosts }}
+    - host: {{ .host | quote }}
+      http:
+        paths:
+          {{- range .paths }}
+          - path: {{ .path }}
+            {{- if and .pathType (semverCompare ">=1.18-0" $.Capabilities.KubeVersion.GitVersion) }}
+            pathType: {{ .pathType }}
+            {{- end }}
+            backend:
+              {{- if semverCompare ">=1.19-0" $.Capabilities.KubeVersion.GitVersion }}
+              service:
+                name: {{ $fullName }}-ui
+                port:
+                  number: 8080
+              {{- else }}
+              serviceName: {{ $fullName }}-ui
+              servicePort: 8080
+              {{- end }}
+          {{- end }}
+    {{- end }}
+{{- end }}

charts/selenoid/templates/selenoid-ui/network-policies.yaml

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+---
+kind: NetworkPolicy
+apiVersion: networking.k8s.io/v1
+metadata:
+  name: {{ include "selenoid.fullname" . }}
+  labels:
+    {{- include "selenoid.labels" . | nindent 4 }}
+spec:
+  podSelector:
+    matchLabels:
+      {{- include "selenoid.selectorLabels" . | nindent 6 }}
+  ingress:
+  - {}
+  egress:
+  - to:
+    - namespaceSelector:
+        matchLabels:
+          kubernetes.io/metadata.name: kube-system
+      podSelector:
+        matchLabels:
+          k8s-app: coredns
+    - namespaceSelector:
+        matchLabels:
+          kubernetes.io/metadata.name: kube-system
+      podSelector:
+        matchLabels:
+          k8s-app: kubedns
+  - to:
+    - ipBlock:
+        cidr: 0.0.0.0/0
+        except:
+        - 10.0.0.0/8
+#kind: NetworkPolicy
+#apiVersion: networking.k8s.io/v1
+#metadata:
+#  name: default-deny-all
+#spec:
+#  podSelector: {}
+#  policyTypes:
+#    - Egress
+#    - Ingress
+---
+#kind: NetworkPolicy
+#apiVersion: networking.k8s.io/v1
+#metadata:
+#  name: allow-internet-only
+#spec:
+#  podSelector: {}
+#  policyTypes:
+#  - Egress
+#  egress:
+#  - to:
+#    - ipBlock:
+#        cidr: 0.0.0.0/0
+#        except:
+#        - 10.0.0.0/8
+#        - 192.168.0.0/16
+#        - 172.16.0.0/20
+

charts/selenoid/templates/selenoid-ui/service.yaml

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+
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "selenoid.fullname" . }}-ui
+  labels:
+    {{- include "selenoidUI.labels" . | nindent 4 }}
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+    - port: 8080
+      targetPort: selenoid-ui
+      protocol: TCP
+      name: http
+  selector:
+    {{- include "selenoidUI.selectorLabels" . | nindent 4 }}

charts/selenoid/templates/selenoid/config.yaml

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+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ include "selenoid.fullname" . }}-config
+  labels:
+    {{- include "selenoid.labels" . | nindent 4 }}
+data:
+  browsers.json: |
+    {
+    	"chrome": {
+    		"default": "latest",
+    		"versions": {
+    			"latest": {
+    				"image": "selenoid/chrome:latest",
+    				"port": "4444",
+    				"tmpfs": {"/tmp":"size=512m"}
+    			}
+    		}
+    	},
+    	"firefox": {
+    		"default": "latest",
+    		"versions": {
+    			"latest": {
+    				"image": "selenoid/firefox:latest",
+    				"port": "4444",
+    				"path": "/wd/hub",
+    				"tmpfs": {"/tmp":"size=512m"}
+    			}
+    		}
+      }
+    }

charts/selenoid/templates/selenoid/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "selenoid.fullname" . }}
+  labels:
+    {{- include "selenoid.labels" . | nindent 4 }}
+spec:
+  {{- if not .Values.autoscaling.enabled }}
+  replicas: {{ .Values.replicaCount }}
+  {{- end }}
+  selector:
+    matchLabels:
+      {{- include "selenoid.selectorLabels" . | nindent 6 }}
+  template:
+    metadata:
+      {{- with .Values.podAnnotations }}
+      annotations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      labels:
+        {{- include "selenoid.labels" . | nindent 8 }}
+        {{- with .Values.podLabels }}
+        {{- toYaml . | nindent 8 }}
+        {{- end }}
+    spec:
+      {{- with .Values.imagePullSecrets }}
+      imagePullSecrets:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      securityContext:
+        {{- toYaml .Values.podSecurityContext | nindent 8 }}
+      containers:
+        - name: {{ .Chart.Name }}
+          securityContext:
+            {{- toYaml .Values.securityContext | nindent 12 }}
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          startupProbe:
+            {{- toYaml .Values.startupProbe | nindent 12 }}
+          livenessProbe:
+            {{- toYaml .Values.livenessProbe | nindent 12 }}
+          readinessProbe:
+            {{- toYaml .Values.readinessProbe | nindent 12 }}
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}
+          volumeMounts:
+            - name: config
+              mountPath: /etc/selenoid/browsers.json
+              subPath: browsers.json
+            - name: scripts
+              mountPath: /tmp/scripts/selenoid
+              subPath: selenoid
+          command:
+            - sh
+          args:
+            - /tmp/scripts/selenoid
+          ports:
+            - containerPort: 4444
+              name: selenium
+          env:
+            - name: DOCKER_HOST
+              value: tcp://localhost:2375
+        - name: dind
+          image: "{{ .Values.dind.registry }}/{{ .Values.dind.repository }}:{{ .Values.dind.tag }}"
+          imagePullPolicy: {{ .Values.dind.pullPolicy }}
+          command: 
+          {{- range .Values.dind.command }}
+            - {{ . }}
+          {{- end }}
+          args:
+          {{- range .Values.dind.commandArgs }}
+            - {{ . }}
+          {{- end }}
+          {{- with .Values.dind.securityContext }}
+          securityContext:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+          lifecycle:
+            preStop:
+              # wait for all running containers to have stopped, so the last build can finish before the runner is fully stopped.
+              exec:
+                command: ["/bin/sh","-c","while true; do sleep {{ .Values.dind.gracefulShutdownRetryPeriod }}; lastEventTime=$(docker -H tcp://localhost:2375 events --since={{ .Values.dind.gracefulShutdownRetryPeriod }}s --until=1s | wc -l); containersRunning=$(docker -H tcp://localhost:2375 ps -q | wc -l); if [ $containersRunning -eq 0 ]  && [ $lastEventTime -eq 0 ]; then exit 0; fi; echo 'steps/containers running, retry'; done"]
+          livenessProbe:
+            exec:
+              command:
+              - docker
+              - -H 
+              - tcp://localhost:2375
+              - images
+            initialDelaySeconds: 5
+            periodSeconds: 5
+          readinessProbe:
+            exec:
+              command:
+              - docker
+              - -H 
+              - tcp://localhost:2375
+              - images
+            initialDelaySeconds: 5
+            periodSeconds: 5
+          {{- with .Values.dind.resources }}
+          resources:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+          {{- with .Values.dind.extraVolumeMounts }}
+          volumeMounts:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+      volumes:
+        - name: config
+          configMap:   
+            name: {{ include "selenoid.fullname" . }}-config
+        - name: scripts
+          configMap:   
+            name: {{ include "selenoid.fullname" . }}-scripts
+        - name: docker-storage
+          emptyDir: {}
+      {{- with .Values.nodeSelector }}
+      nodeSelector:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.affinity }}
+      affinity:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.tolerations }}
+      tolerations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}

charts/selenoid/templates/selenoid/script-configmap.yaml

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+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ include "selenoid.fullname" . }}-scripts
+  labels:
+    {{- include "selenoid.labels" . | nindent 4 }}
+data:
+  selenoid: |-
+    #!/usr/bin/sh
+    set -e
+    for i in `seq 0 100`
+      do wget 127.0.0.1:2375/version && break || echo waiting && sleep 5 
+    done
+    # -- This is supposed to get the docker API version
+    sed -E 's/.*"ApiVersion":"?([^,"]*)"?.*/\1/' version
+    images=$(cat /etc/selenoid/browsers.json | grep image | awk '{print $2}' | sed -e "s/\"//g" -e "s/,//g")
+    for image in $images; do
+      wget --header "Content-Type: application/json" \
+        -O - --post-data="-" \
+    	  127.0.0.1:2375/v1.41/images/create?fromImage=$image
+    done
+    /usr/bin/selenoid -listen :4444 -conf /etc/selenoid/browsers.json

charts/selenoid/templates/selenoid/service.yaml

@@ -0,0 +1,16 @@
+
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "selenoid.fullname" . }}
+  labels:
+    {{- include "selenoid.labels" . | nindent 4 }}
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+    - port: 4444
+      targetPort: selenium
+      protocol: TCP
+      name: http
+  selector:
+    {{- include "selenoid.selectorLabels" . | nindent 4 }}

charts/selenoid/todo.md

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+Network policies should 
+
+Let the selenoid pod access the internet without letting access internal services

charts/selenoid/values.yaml

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+# Default values for selenoid.
+# This is a YAML-formatted file.
+# Declare variables to be passed into your templates.
+
+replicaCount: 1
+
+image:
+  repository: aerokube/selenoid
+  pullPolicy: IfNotPresent
+  # Overrides the image tag whose default is the chart appVersion.
+  tag: ""
+
+dind:
+  ## The official docker (dind) image, change tag to use a different version.
+  ## ref: https://hub.docker.com/r/library/docker/tags/
+  ##
+  registry: docker.io
+  repository: docker
+  tag: 20-dind
+  pullPolicy: IfNotPresent
+  command:
+    - "dockerd"
+  commandArgs:
+    - "--host"
+    - "tcp://localhost:2375"
+  securityContext:
+    privileged: true
+  ## If you have declared extra volumes, mount them here, per the Pod Container's
+  ## "volumeMounts" section of dind container
+  ##
+  extraVolumeMounts: []
+    #    - name: storage
+    #      mountPath: /var/lib/docker
+    #      subPath: docker
+  resources:
+    {}
+    # We usually recommend not to specify default resources and to leave this as a conscious
+    # choice for the user. This also increases chances charts run on environments with little
+    # resources, such as Minikube. If you do want to specify resources, uncomment the following
+    # lines, adjust them as necessary, and remove the curly braces after 'resources:'.
+    # limits:
+    #   cpu: 100m
+    #   memory: 128Mi
+    # requests:
+    #   cpu: 100m
+    #   memory: 128Mi
+  gracefulShutdownRetryPeriod: 60
+imagePullSecrets: []
+nameOverride: ""
+fullnameOverride: ""
+
+serviceAccount:
+  # Specifies whether a service account should be created
+  create: true
+  # Automatically mount a ServiceAccount's API credentials?
+  automount: true
+  # Annotations to add to the service account
+  annotations: {}
+  # The name of the service account to use.
+  # If not set and create is true, a name is generated using the fullname template
+  name: ""
+
+podAnnotations: {}
+podLabels: {}
+
+podSecurityContext: {}
+  # fsGroup: 2000
+
+securityContext: {}
+  # capabilities:
+  #   drop:
+  #   - ALL
+  # readOnlyRootFilesystem: true
+  # runAsNonRoot: true
+  # runAsUser: 1000
+
+service:
+  type: ClusterIP
+  port: 80
+
+ingress:
+  enabled: true
+  className: ""
+  annotations:
+    cert-manager.io/cluster-issuer: badhouseplants-issuer-http01
+    # kubernetes.io/ingress.class: nginx
+    # kubernetes.io/tls-acme: "true"
+  hosts:
+    - host: selenoid-ui.badhouseplants.net
+      paths:
+        - path: /
+          pathType: ImplementationSpecific
+  tls: 
+    - secretName: selenoid-ui.badhouseplants.net
+      hosts:
+        - selenoid-ui.badhouseplants.net
+
+resources: {}
+  # We usually recommend not to specify default resources and to leave this as a conscious
+  # choice for the user. This also increases chances charts run on environments with little
+  # resources, such as Minikube. If you do want to specify resources, uncomment the following
+  # lines, adjust them as necessary, and remove the curly braces after 'resources:'.
+  # limits:
+  #   cpu: 100m
+  #   memory: 128Mi
+  # requests:
+  #   cpu: 100m
+  #   memory: 128Mi
+startupProbe:
+  failureThreshold: 50
+  periodSeconds: 10
+  tcpSocket:
+    port: 4444
+livenessProbe:
+  tcpSocket:
+    port: 4444
+readinessProbe:
+  tcpSocket:
+    port: 4444
+ui:
+  livenessProbe:
+    tcpSocket:
+      port: 8080
+  readinessProbe:
+    tcpSocket:
+      port: 8080
+
+autoscaling:
+  enabled: false
+  minReplicas: 1
+  maxReplicas: 100
+  targetCPUUtilizationPercentage: 80
+  # targetMemoryUtilizationPercentage: 80
+
+# Additional volumes on the output Deployment definition.
+volumes: []
+# -name: foo
+#   secret:
+#     secretName: mysecret
+#     optional: false
+
+# Additional volumeMounts on the output Deployment definition.
+volumeMounts: []
+# - name: foo
+#   mountPath: "/etc/foo"
+#   readOnly: true
+
+nodeSelector: {}
+
+tolerations: []
+
+affinity: {}