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Add in kafdrop helm subchart for alert-stream-broker and enable value…
…s for usdf-dev-alert-stream-broker. Add kafdrop kafa user template. The usdf-dev-alert-stream-broker is connecting to the external bootstrap because TLS is disabled for that listener.
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| apiVersion: v2 | ||
| name: kafdrop | ||
| version: 1.0.0 | ||
| description: A subchart to deploy the Kafdrop UI for Sasquatch. | ||
| sources: | ||
| - https://github.com/obsidiandynamics/kafdrop | ||
| appVersion: 3.30.0 |
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| # kafdrop | ||
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| A subchart to deploy the Kafdrop UI for Sasquatch. | ||
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| ## Source Code | ||
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| * <https://github.com/obsidiandynamics/kafdrop> | ||
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| ## Values | ||
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| | Key | Type | Default | Description | | ||
| |-----|------|---------|-------------| | ||
| | affinity | object | `{}` | Affinity configuration | | ||
| | cmdArgs | string | See `values.yaml` | Command line arguments to Kafdrop | | ||
| | existingSecret | string | Do not use a secret | Existing Kubernetes secrect use to set kafdrop environment variables. Set `SCHEMAREGISTRY_AUTH` for basic auth credentials in the form `<username>:<password>` | | ||
| | host | string | `"localhost"` | The hostname to report for the RMI registry (used for JMX) | | ||
| | image.pullPolicy | string | `"IfNotPresent"` | Image pull policy | | ||
| | image.repository | string | `"obsidiandynamics/kafdrop"` | Kafdrop Docker image repository | | ||
| | image.tag | string | `"4.0.1"` | Kafdrop image version | | ||
| | ingress.annotations | object | `{}` | Additional ingress annotations | | ||
| | ingress.enabled | bool | `false` | Whether to enable the ingress | | ||
| | ingress.hostname | string | None, must be set if ingress is enabled | Ingress hostname | | ||
| | ingress.path | string | `"/kafdrop"` | Ingress path | | ||
| | jmx.port | int | `8686` | Port to use for JMX. If unspecified, JMX will not be exposed. | | ||
| | jvm.opts | string | `""` | JVM options | | ||
| | kafka.broker | string | `""` | Bootstrap list of Kafka host/port pairs | | ||
| | nodeSelector | object | `{}` | Node selector configuration | | ||
| | podAnnotations | object | `{}` | Pod annotations | | ||
| | replicaCount | int | `1` | Number of kafdrop pods to run in the deployment. | | ||
| | resources | object | See `values.yaml` | Kubernetes requests and limits for Kafdrop | | ||
| | schemaregistry | string | `""` | The endpoint of Schema Registry | | ||
| | server.port | int | `9000` | The web server port to listen on | | ||
| | server.servlet.contextPath | string | `"/kafdrop"` | The context path to serve requests on | | ||
| | service.annotations | object | `{}` | Additional annotations to add to the service | | ||
| | service.port | int | `9000` | Service port | | ||
| | tolerations | list | `[]` | Tolerations configuration | |
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applications/alert-stream-broker/charts/kafdrop/templates/NOTES.txt
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| 1. Get the application URL by running these commands: | ||
| {{- if .Values.ingress.enabled }} | ||
| {{- range .Values.ingress.hosts }} | ||
| http{{ if $.Values.ingress.tls }}s{{ end }}://{{ . }}{{ $.Values.ingress.path }} | ||
| {{- end }} | ||
| export POD_NAME=$(kubectl get pods --namespace {{ .Release.Namespace }} -l "app.kubernetes.io/name={{ include "chart.name" . }},app.kubernetes.io/instance={{ .Release.Name }}" -o jsonpath="{.items[0].metadata.name}") | ||
| echo "Visit http://127.0.0.1:8080 to use your application" | ||
| kubectl port-forward $POD_NAME 8080:80 | ||
| {{- end }} |
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applications/alert-stream-broker/charts/kafdrop/templates/_helpers.tpl
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| {{/* vim: set filetype=mustache: */}} | ||
| {{/* | ||
| Expand the name of the chart. | ||
| */}} | ||
| {{- define "chart.name" -}} | ||
| {{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}} | ||
| {{- end -}} | ||
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| {{/* | ||
| 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 "chart.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 -}} | ||
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| {{/* | ||
| Create chart name and version as used by the chart label. | ||
| */}} | ||
| {{- define "chart.chart" -}} | ||
| {{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}} | ||
| {{- end -}} | ||
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| {{/* | ||
| Common labels | ||
| */}} | ||
| {{- define "kafdrop.labels" -}} | ||
| helm.sh/chart: {{ include "chart.name" . }} | ||
| {{ include "kafdrop.selectorLabels" . }} | ||
| {{- if .Chart.AppVersion }} | ||
| app.kubernetes.io/version: {{ .Chart.AppVersion | quote }} | ||
| {{- end }} | ||
| app.kubernetes.io/managed-by: {{ .Release.Service }} | ||
| {{- end }} | ||
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| {{/* | ||
| Selector labels | ||
| */}} | ||
| {{- define "kafdrop.selectorLabels" -}} | ||
| app.kubernetes.io/name: {{ include "chart.name" . }} | ||
| app.kubernetes.io/instance: {{ .Release.Name }} | ||
| {{- end }} |
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applications/alert-stream-broker/charts/kafdrop/templates/deployment.yaml
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| apiVersion: apps/v1 | ||
| kind: Deployment | ||
| metadata: | ||
| name: {{ include "chart.fullname" . }} | ||
| labels: | ||
| {{- include "kafdrop.labels" . | nindent 4 }} | ||
| spec: | ||
| replicas: {{ .Values.replicaCount }} | ||
| selector: | ||
| matchLabels: | ||
| {{- include "kafdrop.selectorLabels" . | nindent 6 }} | ||
| template: | ||
| metadata: | ||
| labels: | ||
| {{- include "kafdrop.selectorLabels" . | nindent 8 }} | ||
| annotations: | ||
| {{- with .Values.podAnnotations }} | ||
| {{ toYaml . | indent 8 }} | ||
| {{- end }} | ||
| spec: | ||
| automountServiceAccountToken: false | ||
| securityContext: | ||
| runAsNonRoot: true | ||
| runAsUser: 1000 | ||
| runAsGroup: 1000 | ||
| containers: | ||
| - name: {{ .Chart.Name }} | ||
| image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}" | ||
| imagePullPolicy: {{ .Values.image.pullPolicy }} | ||
| securityContext: | ||
| allowPrivilegeEscalation: false | ||
| capabilities: | ||
| drop: | ||
| - ALL | ||
| {{- if .Values.existingSecret -}} | ||
| envFrom: | ||
| - secretRef: | ||
| name: {{ .Values.existingSecret }} | ||
| {{- end }} | ||
| env: | ||
| - name: KAFKA_BROKERCONNECT | ||
| value: {{ .Values.kafka.broker | quote }} | ||
| - name: JVM_OPTS | ||
| value: {{ .Values.jvm.opts | quote }} | ||
| - name: HOST | ||
| value: {{ .Values.host | quote }} | ||
| - name: JMX_PORT | ||
| value: {{ .Values.jmx.port | quote }} | ||
| - name: SERVER_SERVLET_CONTEXTPATH | ||
| value: {{ .Values.server.servlet.contextPath | trimSuffix "/" | quote }} | ||
| - name: SERVER_PORT | ||
| value: {{ .Values.server.port | quote }} | ||
| - name: CMD_ARGS | ||
| value: {{ .Values.cmdArgs | quote }} | ||
| - name: SCHEMAREGISTRY_CONNECT | ||
| value: {{ .Values.schemaregistry | quote }} | ||
| - name: KAFKA_PROPERTIES_FILE | ||
| value: "/tmp/kafka.properties" | ||
| - name: KAFKA_PROPERTIES | ||
| valueFrom: | ||
| secretKeyRef: | ||
| name: alert-stream-broker-secrets | ||
| key: kafdrop-kafka-properties | ||
| ports: | ||
| - name: http | ||
| containerPort: {{ .Values.server.port }} | ||
| protocol: TCP | ||
| livenessProbe: | ||
| httpGet: | ||
| path: "{{ .Values.server.servlet.contextPath | trimSuffix "/" }}/actuator/health" | ||
| port: http | ||
| initialDelaySeconds: 180 | ||
| periodSeconds: 30 | ||
| timeoutSeconds: 10 | ||
| readinessProbe: | ||
| httpGet: | ||
| path: "{{ .Values.server.servlet.contextPath | trimSuffix "/" }}/actuator/health" | ||
| port: http | ||
| initialDelaySeconds: 20 | ||
| periodSeconds: 5 | ||
| timeoutSeconds: 10 | ||
| resources: | ||
| {{- toYaml .Values.resources | nindent 12 }} | ||
| {{- with .Values.nodeSelector }} | ||
| nodeSelector: | ||
| {{ toYaml . | indent 8 }} | ||
| {{- end }} | ||
| {{- with .Values.affinity }} | ||
| affinity: | ||
| {{ toYaml . | indent 8 }} | ||
| {{- end }} | ||
| {{- with .Values.tolerations }} | ||
| tolerations: | ||
| {{ toYaml . | indent 8 }} | ||
| {{- end }} |
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applications/alert-stream-broker/charts/kafdrop/templates/ingress.yaml
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| {{- if .Values.ingress.enabled -}} | ||
| {{- $fullName := include "chart.fullname" . -}} | ||
| {{- $ingressPath := .Values.ingress.path -}} | ||
| apiVersion: networking.k8s.io/v1 | ||
| kind: Ingress | ||
| metadata: | ||
| name: {{ $fullName }} | ||
| labels: | ||
| {{- include "kafdrop.labels" . | nindent 4 }} | ||
| annotations: | ||
| {{- with .Values.ingress.annotations }} | ||
| {{ toYaml . | indent 4 }} | ||
| {{- end }} | ||
| spec: | ||
| ingressClassName: "nginx" | ||
| rules: | ||
| - host: {{ .Values.ingress.hostname | quote }} | ||
| http: | ||
| paths: | ||
| - path: {{ $ingressPath }} | ||
| pathType: Prefix | ||
| backend: | ||
| service: | ||
| name: {{ $fullName }} | ||
| port: | ||
| number: {{ .Values.service.port }} | ||
| {{- end }} |
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applications/alert-stream-broker/charts/kafdrop/templates/service.yaml
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| apiVersion: v1 | ||
| kind: Service | ||
| metadata: | ||
| name: {{ include "chart.fullname" . }} | ||
| labels: | ||
| {{- include "kafdrop.labels" . | nindent 4 }} | ||
| spec: | ||
| type: ClusterIP | ||
| ports: | ||
| - port: {{ .Values.service.port }} | ||
| targetPort: http | ||
| protocol: TCP | ||
| name: http | ||
| selector: | ||
| {{- include "kafdrop.selectorLabels" . | nindent 4 }} |
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