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/flagd/.helmignore | 23 ++++ astroshop-helm/flagd/Chart.yaml | 22 ++++ astroshop-helm/flagd/templates/_helpers.tpl | 62 ++++++++++ astroshop-helm/flagd/templates/config.yaml | 10 ++ astroshop-helm/flagd/templates/deployment.yaml | 127 ++++++++++++++++++++ astroshop-helm/flagd/templates/service.yaml | 16 +++ astroshop-helm/flagd/values.yaml | 159 +++++++++++++++++++++++++ 7 files changed, 419 insertions(+) create mode 100644 astroshop-helm/flagd/.helmignore create mode 100644 astroshop-helm/flagd/Chart.yaml create mode 100644 astroshop-helm/flagd/templates/_helpers.tpl create mode 100644 astroshop-helm/flagd/templates/config.yaml create mode 100644 astroshop-helm/flagd/templates/deployment.yaml create mode 100644 astroshop-helm/flagd/templates/service.yaml create mode 100644 astroshop-helm/flagd/values.yaml (limited to 'astroshop-helm/flagd') diff --git a/astroshop-helm/flagd/.helmignore b/astroshop-helm/flagd/.helmignore new file mode 100644 index 0000000..0e8a0eb --- /dev/null +++ b/astroshop-helm/flagd/.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/flagd/Chart.yaml b/astroshop-helm/flagd/Chart.yaml new file mode 100644 index 0000000..e95d6b0 --- /dev/null +++ b/astroshop-helm/flagd/Chart.yaml @@ -0,0 +1,22 @@ +apiVersion: v2 +name: flagd +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/flagd/templates/_helpers.tpl b/astroshop-helm/flagd/templates/_helpers.tpl new file mode 100644 index 0000000..b3d106d --- /dev/null +++ b/astroshop-helm/flagd/templates/_helpers.tpl @@ -0,0 +1,62 @@ +{{/* +Expand the name of the chart. +*/}} +{{- define "flagd.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 "flagd.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 "flagd.chart" -}} +{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }} +{{- end }} + +{{/* +Common labels +*/}} +{{- define "flagd.labels" -}} +helm.sh/chart: {{ include "flagd.chart" . }} +{{ include "flagd.selectorLabels" . }} +{{- if .Chart.AppVersion }} +app.kubernetes.io/version: {{ .Chart.AppVersion | quote }} +{{- end }} +app.kubernetes.io/managed-by: {{ .Release.Service }} +{{- end }} + +{{/* +Selector labels +*/}} +{{- define "flagd.selectorLabels" -}} +app.kubernetes.io/name: {{ include "flagd.name" . }} +app.kubernetes.io/instance: {{ .Release.Name }} +{{- end }} + +{{/* +Create the name of the service account to use +*/}} +{{- define "flagd.serviceAccountName" -}} +{{- if .Values.serviceAccount.create }} +{{- default (include "flagd.fullname" .) .Values.serviceAccount.name }} +{{- else }} +{{- default "default" .Values.serviceAccount.name }} +{{- end }} +{{- end }} diff --git a/astroshop-helm/flagd/templates/config.yaml b/astroshop-helm/flagd/templates/config.yaml new file mode 100644 index 0000000..9eab225 --- /dev/null +++ b/astroshop-helm/flagd/templates/config.yaml @@ -0,0 +1,10 @@ +apiVersion: v1 +kind: ConfigMap +metadata: + name: {{ include "flagd.fullname" . }}-config + labels: + app.kubernetes.io/part-of: opentelemetry-demo + opentelemetry.io/name: opentelemetry-demo + {{- include "flagd.labels" . | nindent 4 }} +data: + demo.flagd.json: {{ .Values.config.demoFlagdJson | toYaml | indent 1 }} diff --git a/astroshop-helm/flagd/templates/deployment.yaml b/astroshop-helm/flagd/templates/deployment.yaml new file mode 100644 index 0000000..13b9b5e --- /dev/null +++ b/astroshop-helm/flagd/templates/deployment.yaml @@ -0,0 +1,127 @@ +apiVersion: apps/v1 +kind: Deployment +metadata: + namespace: {{ .Values.namespace }} + name: {{ include "flagd.fullname" . }} + labels: + app.kubernetes.io/component: flagd + app.kubernetes.io/part-of: opentelemetry-demo + opentelemetry.io/name: {{ .Values.namespace }}-{{ include "flagd.fullname" . }} + {{- include "flagd.labels" . | nindent 4 }} +spec: + replicas: {{ .Values.opentelemetryDemoFlagd.replicas }} + revisionHistoryLimit: {{ .Values.opentelemetryDemoFlagd.revisionHistoryLimit }} + selector: + matchLabels: + opentelemetry.io/name: {{ .Values.namespace }}-{{ include "flagd.fullname" . }} + {{- include "flagd.selectorLabels" . | nindent 6 }} + template: + metadata: + labels: + app.kubernetes.io/component: flagd + app.kubernetes.io/instance: opentelemetry-demo + app.kubernetes.io/name: {{ .Values.namespace }}-{{ include "flagd.fullname" . }} + opentelemetry.io/name: {{ .Values.namespace }}-{{ include "flagd.fullname" . }} + {{- include "flagd.selectorLabels" . | nindent 8 }} + spec: + containers: + - command: + - /flagd-build + - start + - --uri + - file:./etc/flagd/demo.flagd.json + env: + - name: OTEL_SERVICE_NAME + valueFrom: + fieldRef: + apiVersion: v1 + fieldPath: metadata.labels['app.kubernetes.io/component'] + - name: OTEL_COLLECTOR_NAME + value: {{ quote .Values.opentelemetryDemoFlagd.flagd.env.otelCollectorName }} + - name: OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE + value: {{ quote .Values.opentelemetryDemoFlagd.flagd.env.otelExporterOtlpMetricsTemporalityPreference + }} + - name: FLAGD_METRICS_EXPORTER + value: {{ quote .Values.opentelemetryDemoFlagd.flagd.env.flagdMetricsExporter + }} + - name: FLAGD_OTEL_COLLECTOR_URI + value: {{ quote .Values.opentelemetryDemoFlagd.flagd.env.flagdOtelCollectorUri + }} + - name: OTEL_RESOURCE_ATTRIBUTES + value: {{ quote .Values.opentelemetryDemoFlagd.flagd.env.otelResourceAttributes + }} + - name: KUBERNETES_CLUSTER_DOMAIN + value: {{ quote .Values.kubernetesClusterDomain }} + image: {{ .Values.opentelemetryDemoFlagd.flagd.image.repository }}:{{ .Values.opentelemetryDemoFlagd.flagd.image.tag + | default .Chart.AppVersion }} + imagePullPolicy: {{ .Values.opentelemetryDemoFlagd.flagd.imagePullPolicy }} + name: flagd + ports: + - containerPort: 8013 + name: service + resources: {{- toYaml .Values.opentelemetryDemoFlagd.flagd.resources | nindent + 10 }} + volumeMounts: + - mountPath: /etc/flagd + name: config-rw + - env: + - name: OTEL_SERVICE_NAME + valueFrom: + fieldRef: + apiVersion: v1 + fieldPath: metadata.labels['app.kubernetes.io/component'] + - name: OTEL_COLLECTOR_NAME + value: {{ quote .Values.opentelemetryDemoFlagd.flagdui.env.otelCollectorName + }} + - name: OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE + value: {{ quote .Values.opentelemetryDemoFlagd.flagdui.env.otelExporterOtlpMetricsTemporalityPreference + }} + - name: FLAGD_METRICS_EXPORTER + value: {{ quote .Values.opentelemetryDemoFlagd.flagdui.env.flagdMetricsExporter + }} + - name: OTEL_EXPORTER_OTLP_ENDPOINT + value: {{ quote .Values.opentelemetryDemoFlagd.flagdui.env.otelExporterOtlpEndpoint + }} + - name: OTEL_RESOURCE_ATTRIBUTES + value: {{ quote .Values.opentelemetryDemoFlagd.flagdui.env.otelResourceAttributes + }} + - name: KUBERNETES_CLUSTER_DOMAIN + value: {{ quote .Values.kubernetesClusterDomain }} + - name: SECRET_KEY_BASE + value: {{ quote .Values.opentelemetryDemoFlagd.flagdui.env.secretKeyBase }} + image: {{ .Values.opentelemetryDemoFlagd.flagdui.image.repository }}:{{ .Values.opentelemetryDemoFlagd.flagdui.image.tag + | default .Chart.AppVersion }} + imagePullPolicy: {{ .Values.opentelemetryDemoFlagd.flagdui.imagePullPolicy }} + name: flagdui + ports: + - containerPort: 4000 + name: service + resources: {{- toYaml .Values.opentelemetryDemoFlagd.flagdui.resources | nindent + 10 }} + volumeMounts: + - mountPath: /app/data + name: config-rw + initContainers: + - command: + - sh + - -c + - cp /config-ro/demo.flagd.json /config-rw/demo.flagd.json && cat /config-rw/demo.flagd.json + env: + - name: KUBERNETES_CLUSTER_DOMAIN + value: {{ quote .Values.kubernetesClusterDomain }} + image: {{ .Values.opentelemetryDemoFlagd.initConfig.image.repository }}:{{ .Values.opentelemetryDemoFlagd.initConfig.image.tag + | default .Chart.AppVersion }} + name: init-config + resources: {} + volumeMounts: + - mountPath: /config-ro + name: config-ro + - mountPath: /config-rw + name: config-rw + serviceAccountName: {{ .Values.serviceAccount.name }} + volumes: + - emptyDir: {} + name: config-rw + - configMap: + name: {{ include "flagd.fullname" . }}-config + name: config-ro diff --git a/astroshop-helm/flagd/templates/service.yaml b/astroshop-helm/flagd/templates/service.yaml new file mode 100644 index 0000000..46eb89b --- /dev/null +++ b/astroshop-helm/flagd/templates/service.yaml @@ -0,0 +1,16 @@ +apiVersion: v1 +kind: Service +metadata: + name: {{ .Values.namespace }}-{{ include "flagd.fullname" . }} + labels: + app.kubernetes.io/component: flagd + app.kubernetes.io/part-of: opentelemetry-demo + opentelemetry.io/name: {{ .Values.namespace }}-{{ include "flagd.fullname" . }} + {{- include "flagd.labels" . | nindent 4 }} +spec: + type: {{ .Values.opentelemetryDemoFlagd.type }} + selector: + opentelemetry.io/name: {{ .Values.namespace }}-{{ include "flagd.fullname" . }} + {{- include "flagd.selectorLabels" . | nindent 4 }} + ports: + {{- .Values.opentelemetryDemoFlagd.ports | toYaml | nindent 2 }} diff --git a/astroshop-helm/flagd/values.yaml b/astroshop-helm/flagd/values.yaml new file mode 100644 index 0000000..bfdbc88 --- /dev/null +++ b/astroshop-helm/flagd/values.yaml @@ -0,0 +1,159 @@ +config: + demoFlagdJson: |- + { + "$schema": "https://flagd.dev/schema/v0/flags.json", + "flags": { + "productCatalogFailure": { + "description": "Fail product catalog service on a specific product", + "state": "ENABLED", + "variants": { + "on": true, + "off": false + }, + "defaultVariant": "off" + }, + "recommendationServiceCacheFailure": { + "description": "Fail recommendation service cache", + "state": "ENABLED", + "variants": { + "on": true, + "off": false + }, + "defaultVariant": "off" + }, + "adServiceManualGc": { + "description": "Triggers full manual garbage collections in the ad service", + "state": "ENABLED", + "variants": { + "on": true, + "off": false + }, + "defaultVariant": "off" + }, + "adServiceHighCpu": { + "description": "Triggers high cpu load in the ad service", + "state": "ENABLED", + "variants": { + "on": true, + "off": false + }, + "defaultVariant": "off" + }, + "adServiceFailure": { + "description": "Fail ad service", + "state": "ENABLED", + "variants": { + "on": true, + "off": false + }, + "defaultVariant": "off" + }, + "kafkaQueueProblems": { + "description": "Overloads Kafka queue while simultaneously introducing a consumer side delay leading to a lag spike", + "state": "ENABLED", + "variants": { + "on": 100, + "off": 0 + }, + "defaultVariant": "off" + }, + "cartServiceFailure": { + "description": "Fail cart service", + "state": "ENABLED", + "variants": { + "on": true, + "off": false + }, + "defaultVariant": "off" + }, + "paymentServiceFailure": { + "description": "Fail payment service charge requests", + "state": "ENABLED", + "variants": { + "on": true, + "off": false + }, + "defaultVariant": "off" + }, + "paymentServiceUnreachable": { + "description": "Payment service is unavailable", + "state": "ENABLED", + "variants": { + "on": true, + "off": false + }, + "defaultVariant": "off" + }, + "loadgeneratorFloodHomepage": { + "description": "Flood the frontend with a large amount of requests.", + "state": "ENABLED", + "variants": { + "on": 100, + "off": 0 + }, + "defaultVariant": "off" + }, + "imageSlowLoad": { + "description": "slow loading images in the frontend", + "state": "ENABLED", + "variants": { + "10sec": 10000, + "5sec": 5000, + "off": 0 + }, + "defaultVariant": "off" + } + } + } +namespace: opentelemetry-demo +kubernetesClusterDomain: cluster.local + +serviceAccount: + name: opentelemetry-demo + version: ">=1.32.0-0" + partOf: opentelemetry-demo + +opentelemetryDemoFlagd: + flagd: + env: + flagdMetricsExporter: otel + flagdOtelCollectorUri: $(OTEL_COLLECTOR_NAME):4317 + otelCollectorName: opentelemetry-demo-otelcol + otelExporterOtlpMetricsTemporalityPreference: cumulative + otelResourceAttributes: service.name=$(OTEL_SERVICE_NAME),service.namespace=opentelemetry-demo,service.version=2.1.3 + image: + repository: ghcr.io/open-feature/flagd + tag: v0.11.1 + imagePullPolicy: IfNotPresent + resources: + limits: + memory: 512Mi + flagdui: + env: + flagdMetricsExporter: otel + otelCollectorName: opentelemetry-demo-otelcol + otelExporterOtlpEndpoint: http://$(OTEL_COLLECTOR_NAME):4318 + otelExporterOtlpMetricsTemporalityPreference: cumulative + otelResourceAttributes: service.name=$(OTEL_SERVICE_NAME),service.namespace=opentelemetry-demo,service.version=2.1.3 + secretKeyBase: yYrECL4qbNwleYInGJYvVnSkwJuSQJ4ijPTx5tirGUXrbznFIBFVJdPl5t6O9ASw + image: + repository: ghcr.io/open-telemetry/demo + tag: 2.1.3-flagd-ui + imagePullPolicy: IfNotPresent + resources: + limits: + memory: 512Mi + initConfig: + image: + repository: busybox + tag: latest + ports: + - name: tcp-service + port: 8013 + targetPort: 8013 + - name: tcp-service-0 + port: 4000 + targetPort: 4000 + replicas: 1 + revisionHistoryLimit: 10 + type: ClusterIP -- cgit v1.2.3