From df2bd058309ac234eebdad3b0682a137e27dfc44 Mon Sep 17 00:00:00 2001 From: Saumit Date: Sat, 4 Oct 2025 01:36:57 +0530 Subject: Add tested Helm chart and configuration files for OpenTelemetry demo services --- astroshop-helm/frontendproxy/.helmignore | 23 +++++ astroshop-helm/frontendproxy/Chart.yaml | 22 +++++ .../frontendproxy/templates/_helpers.tpl | 62 ++++++++++++++ .../frontendproxy/templates/configmap.yaml | 52 ++++++++++++ .../frontendproxy/templates/deployment.yaml | 97 ++++++++++++++++++++++ .../frontendproxy/templates/frontend-proxy.yaml | 24 ++++++ .../frontendproxy/templates/service.yaml | 16 ++++ astroshop-helm/frontendproxy/values.yaml | 51 ++++++++++++ 8 files changed, 347 insertions(+) create mode 100644 astroshop-helm/frontendproxy/.helmignore create mode 100644 astroshop-helm/frontendproxy/Chart.yaml create mode 100644 astroshop-helm/frontendproxy/templates/_helpers.tpl create mode 100644 astroshop-helm/frontendproxy/templates/configmap.yaml create mode 100644 astroshop-helm/frontendproxy/templates/deployment.yaml create mode 100644 astroshop-helm/frontendproxy/templates/frontend-proxy.yaml create mode 100644 astroshop-helm/frontendproxy/templates/service.yaml create mode 100644 astroshop-helm/frontendproxy/values.yaml (limited to 'astroshop-helm/frontendproxy') diff --git a/astroshop-helm/frontendproxy/.helmignore b/astroshop-helm/frontendproxy/.helmignore new file mode 100644 index 0000000..0e8a0eb --- /dev/null +++ b/astroshop-helm/frontendproxy/.helmignore @@ -0,0 +1,23 @@ +# 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/ diff --git a/astroshop-helm/frontendproxy/Chart.yaml b/astroshop-helm/frontendproxy/Chart.yaml new file mode 100644 index 0000000..8ddb416 --- /dev/null +++ b/astroshop-helm/frontendproxy/Chart.yaml @@ -0,0 +1,22 @@ +apiVersion: v2 +name: frontendproxy +description: A Helm chart for Kubernetes +# A chart can be either an 'application' or a 'library' chart. +# +# Application charts are a collection of templates that can be packaged into versioned archives +# to be deployed. +# +# Library charts provide useful utilities or functions for the chart developer. They're included as +# a dependency of application charts to inject those utilities and functions into the rendering +# pipeline. Library charts do not define any templates and therefore cannot be deployed. +type: application +# This is the chart version. This version number should be incremented each time you make changes +# to the chart and its templates, including the app version. +# Versions are expected to follow Semantic Versioning (https://semver.org/) +version: 0.1.0 +# This is the version number of the application being deployed. This version number should be +# incremented each time you make changes to the application. Versions are not expected to +# follow Semantic Versioning. They should reflect the version the application is using. +# It is recommended to use it with quotes. +appVersion: "2.1.3" +namespace: opentelemetry-demo \ No newline at end of file diff --git a/astroshop-helm/frontendproxy/templates/_helpers.tpl b/astroshop-helm/frontendproxy/templates/_helpers.tpl new file mode 100644 index 0000000..e8ebada --- /dev/null +++ b/astroshop-helm/frontendproxy/templates/_helpers.tpl @@ -0,0 +1,62 @@ +{{/* +Expand the name of the chart. +*/}} +{{- define "frontendproxy.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 "frontendproxy.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 "frontendproxy.chart" -}} +{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }} +{{- end }} + +{{/* +Common labels +*/}} +{{- define "frontendproxy.labels" -}} +helm.sh/chart: {{ include "frontendproxy.chart" . }} +{{ include "frontendproxy.selectorLabels" . }} +{{- if .Chart.AppVersion }} +app.kubernetes.io/version: {{ .Chart.AppVersion | quote }} +{{- end }} +app.kubernetes.io/managed-by: {{ .Release.Service }} +{{- end }} + +{{/* +Selector labels +*/}} +{{- define "frontendproxy.selectorLabels" -}} +app.kubernetes.io/name: {{ include "frontendproxy.name" . }} +app.kubernetes.io/instance: {{ .Release.Name }} +{{- end }} + +{{/* +Create the name of the service account to use +*/}} +{{- define "frontendproxy.serviceAccountName" -}} +{{- if .Values.serviceAccount.create }} +{{- default (include "frontendproxy.fullname" .) .Values.serviceAccount.name }} +{{- else }} +{{- default "default" .Values.serviceAccount.name }} +{{- end }} +{{- end }} diff --git a/astroshop-helm/frontendproxy/templates/configmap.yaml b/astroshop-helm/frontendproxy/templates/configmap.yaml new file mode 100644 index 0000000..081dc0a --- /dev/null +++ b/astroshop-helm/frontendproxy/templates/configmap.yaml @@ -0,0 +1,52 @@ +apiVersion: v1 +kind: ConfigMap +metadata: + name: {{ include "frontendproxy.fullname" . }}-config + namespace: {{ .Values.namespace }} + labels: + {{- include "frontendproxy.labels" . | nindent 4 }} +data: + envoy.yaml: | + static_resources: + listeners: + - address: + socket_address: + address: "0.0.0.0" + port_value: 8080 + filter_chains: + - filters: + - name: "envoy.filters.network.http_connection_manager" + typed_config: + "@type": type.googleapis.com/envoy.extensions.filters.network.http_connection_manager.v3.HttpConnectionManager + stat_prefix: "ingress_http" + route_config: + name: "local_route" + virtual_hosts: + - name: "frontend" + domains: ["*"] + routes: + - match: + prefix: "/" + route: + cluster: "frontend" + http_filters: + - name: "envoy.filters.http.router" + typed_config: + "@type": type.googleapis.com/envoy.extensions.filters.http.router.v3.Router + clusters: + - name: "frontend" + type: STRICT_DNS + load_assignment: + cluster_name: "frontend" + endpoints: + - lb_endpoints: + - endpoint: + address: + socket_address: + address: "{{ .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.frontendHost }}" + port_value: {{ .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.frontendPort }} + admin: + address: + socket_address: + address: "0.0.0.0" + port_value: {{ .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.envoyAdminPort }} \ No newline at end of file diff --git a/astroshop-helm/frontendproxy/templates/deployment.yaml b/astroshop-helm/frontendproxy/templates/deployment.yaml new file mode 100644 index 0000000..a76013a --- /dev/null +++ b/astroshop-helm/frontendproxy/templates/deployment.yaml @@ -0,0 +1,97 @@ +apiVersion: apps/v1 +kind: Deployment +metadata: + namespace: {{ .Values.namespace }} + name: {{ include "frontendproxy.fullname" . }} + labels: + app.kubernetes.io/component: frontendproxy + app.kubernetes.io/part-of: opentelemetry-demo + opentelemetry.io/name: {{ .Values.namespace }}-{{ include "frontendproxy.fullname" . }} + {{- include "frontendproxy.labels" . | nindent 4 }} +spec: + replicas: {{ .Values.opentelemetryDemoFrontendproxy.replicas }} + revisionHistoryLimit: {{ .Values.opentelemetryDemoFrontendproxy.revisionHistoryLimit }} + selector: + matchLabels: + opentelemetry.io/name: {{ .Values.namespace }}-{{ include "frontendproxy.fullname" . }} + {{- include "frontendproxy.selectorLabels" . | nindent 6 }} + template: + metadata: + labels: + app.kubernetes.io/component: frontendproxy + app.kubernetes.io/instance: opentelemetry-demo + app.kubernetes.io/name: {{ .Values.namespace }}-{{ include "frontendproxy.fullname" . }} + opentelemetry.io/name: {{ .Values.namespace }}-{{ include "frontendproxy.fullname" . }} + {{- include "frontendproxy.selectorLabels" . | nindent 8 }} + spec: + containers: + - env: + - name: OTEL_SERVICE_NAME + valueFrom: + fieldRef: + apiVersion: v1 + fieldPath: metadata.labels['app.kubernetes.io/component'] + - name: OTEL_COLLECTOR_NAME + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.otelCollectorName }} + - name: OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.otelExporterOtlpMetricsTemporalityPreference }} + - name: ENVOY_PORT + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.envoyPort }} + - name: ENVOY_ADMIN_PORT + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.envoyAdminPort }} + - name: FLAGD_HOST + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.flagdHost }} + - name: FLAGD_PORT + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.flagdPort }} + - name: FLAGD_UI_HOST + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.flagdUiHost }} + - name: FLAGD_UI_PORT + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.flagdUiPort }} + - name: FRONTEND_HOST + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.frontendHost }} + - name: FRONTEND_PORT + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.frontendPort }} + - name: GRAFANA_HOST + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.grafanaServiceHost }} + - name: GRAFANA_PORT + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.grafanaServicePort }} + - name: IMAGE_PROVIDER_HOST + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.imageProviderHost }} + - name: IMAGE_PROVIDER_PORT + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.imageProviderPort }} + - name: JAEGER_HOST + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.jaegerServiceHost }} + - name: JAEGER_UI_PORT + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.jaegerServicePort }} + - name: LOCUST_WEB_HOST + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.locustWebHost }} + - name: LOCUST_WEB_PORT + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.locustWebPort }} + - name: OTEL_COLLECTOR_HOST + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.otelCollectorHost }} + - name: OTEL_COLLECTOR_PORT_GRPC + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.otelCollectorPortGrpc }} + - name: OTEL_COLLECTOR_PORT_HTTP + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.otelCollectorPortHttp }} + - name: OTEL_RESOURCE_ATTRIBUTES + value: {{ quote .Values.opentelemetryDemoFrontendproxy.frontendproxy.env.otelResourceAttributes }} + - name: KUBERNETES_CLUSTER_DOMAIN + value: {{ quote .Values.kubernetesClusterDomain }} + image: '{{ .Values.opentelemetryDemoFrontendproxy.frontendproxy.image.repository }}:{{ .Values.opentelemetryDemoFrontendproxy.frontendproxy.image.tag | default .Chart.AppVersion }}' + imagePullPolicy: {{ .Values.opentelemetryDemoFrontendproxy.frontendproxy.imagePullPolicy }} + name: frontendproxy + ports: + - containerPort: 8080 + name: service + resources: {{- toYaml .Values.opentelemetryDemoFrontendproxy.frontendproxy.resources | nindent 10 }} + securityContext: {{- toYaml .Values.opentelemetryDemoFrontendproxy.frontendproxy.containerSecurityContext | nindent 10 }} + command: ["/usr/local/bin/envoy"] + args: ["-c", "/etc/envoy/envoy.yaml", "--service-cluster", "frontendproxy"] + volumeMounts: + - name: envoy-config + mountPath: /etc/envoy + volumes: + - name: envoy-config + configMap: + name: {{ include "frontendproxy.fullname" . }}-config + serviceAccountName: {{ .Values.serviceAccount.name }} \ No newline at end of file diff --git a/astroshop-helm/frontendproxy/templates/frontend-proxy.yaml b/astroshop-helm/frontendproxy/templates/frontend-proxy.yaml new file mode 100644 index 0000000..72ace3d --- /dev/null +++ b/astroshop-helm/frontendproxy/templates/frontend-proxy.yaml @@ -0,0 +1,24 @@ +apiVersion: networking.k8s.io/v1 +kind: Ingress +metadata: + name: {{ .Values.namespace }}-{{ include "frontendproxy.fullname" . }} + labels: + app.kubernetes.io/component: frontendproxy + app.kubernetes.io/part-of: opentelemetry-demo + opentelemetry.io/name: {{ .Values.namespace }}-{{ include "frontendproxy.fullname" . }} + annotations: + alb.ingress.kubernetes.io/scheme: internet-facing + alb.ingress.kubernetes.io/target-type: ip +spec: + ingressClassName: alb + rules: + - host: example.com + http: + paths: + - backend: + service: + name: '{{ include "frontendproxy.fullname" . }}' + port: + number: 8080 + path: / + pathType: Prefix diff --git a/astroshop-helm/frontendproxy/templates/service.yaml b/astroshop-helm/frontendproxy/templates/service.yaml new file mode 100644 index 0000000..84f1c4b --- /dev/null +++ b/astroshop-helm/frontendproxy/templates/service.yaml @@ -0,0 +1,16 @@ +apiVersion: v1 +kind: Service +metadata: + name: {{ .Values.namespace }}-{{ include "frontendproxy.fullname" . }} + labels: + app.kubernetes.io/component: frontendproxy + app.kubernetes.io/part-of: opentelemetry-demo + opentelemetry.io/name: {{ .Values.namespace }}-{{ include "frontendproxy.fullname" . }} + {{- include "frontendproxy.labels" . | nindent 4 }} +spec: + type: {{ .Values.opentelemetryDemoFrontendproxy.type }} + selector: + opentelemetry.io/name: {{ .Values.namespace }}-{{ include "frontendproxy.fullname" . }} + {{- include "frontendproxy.selectorLabels" . | nindent 4 }} + ports: + {{- .Values.opentelemetryDemoFrontendproxy.ports | toYaml | nindent 2 }} diff --git a/astroshop-helm/frontendproxy/values.yaml b/astroshop-helm/frontendproxy/values.yaml new file mode 100644 index 0000000..3bdc6c9 --- /dev/null +++ b/astroshop-helm/frontendproxy/values.yaml @@ -0,0 +1,51 @@ +namespace: opentelemetry-demo +kubernetesClusterDomain: cluster.local + +serviceAccount: + name: opentelemetry-demo + version: ">=1.32.0-0" + partOf: opentelemetry-demo + +opentelemetryDemoFrontendproxy: + frontendproxy: + containerSecurityContext: + runAsGroup: 101 + runAsNonRoot: true + runAsUser: 101 + env: + envoyPort: "8080" + envoyAdminPort: "10000" + flagdHost: opentelemetry-demo-flagd + flagdPort: "8013" + flagdUiHost: opentelemetry-demo-flagd + flagdUiPort: "4000" + frontendHost: opentelemetry-demo-frontend + frontendPort: "8080" + grafanaServiceHost: opentelemetry-demo-grafana + grafanaServicePort: "80" + imageProviderHost: opentelemetry-demo-imageprovider + imageProviderPort: "8081" + jaegerServiceHost: opentelemetry-demo-jaeger-query + jaegerServicePort: "16686" + locustWebHost: opentelemetry-demo-loadgenerator + locustWebPort: "8089" + otelCollectorHost: $(OTEL_COLLECTOR_NAME) + otelCollectorName: opentelemetry-demo-otelcol + otelCollectorPortGrpc: "4317" + otelCollectorPortHttp: "4318" + otelExporterOtlpMetricsTemporalityPreference: cumulative + otelResourceAttributes: service.name=$(OTEL_SERVICE_NAME),service.namespace=opentelemetry-demo,service.version=2.1.3 + image: + repository: ghcr.io/open-telemetry/demo + tag: 2.1.3-frontend-proxy + imagePullPolicy: IfNotPresent + resources: + limits: + memory: 50Mi + replicas: 1 + revisionHistoryLimit: 10 + ports: + - name: tcp-service + port: 8080 + targetPort: 8080 + type: LoadBalancer -- cgit v1.2.3