Files
example-node-project/charts/frontend-node/templates/canary.yaml
2020-04-16 10:02:14 +02:00

86 lines
2.4 KiB
YAML
Executable File

{{- if .Values.canary.enabled }}
apiVersion: flagger.app/v1beta1
kind: Canary
metadata:
name: {{ template "fullname" . }}
labels:
draft: {{ default "draft-app" .Values.draft }}
chart: "{{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}"
spec:
provider: istio
targetRef:
apiVersion: apps/v1
kind: Deployment
name: {{ template "fullname" . }}
progressDeadlineSeconds: {{ .Values.canary.progressDeadlineSeconds }}
{{- if .Values.hpa.enabled }}
autoscalerRef:
apiVersion: autoscaling/v2beta1
kind: HorizontalPodAutoscaler
name: {{ template "fullname" . }}
{{- end }}
service:
port: {{ .Values.service.externalPort }}
targetPort: {{ .Values.service.internalPort }}
gateways:
- {{ template "fullname" . }}
hosts:
- {{ .Values.canary.host }}
analysis:
interval: {{ .Values.canary.canaryAnalysis.interval }}
threshold: {{ .Values.canary.canaryAnalysis.threshold }}
maxWeight: {{ .Values.canary.canaryAnalysis.maxWeight }}
stepWeight: {{ .Values.canary.canaryAnalysis.stepWeight }}
metrics:
- name: request-success-rate
threshold: {{ .Values.canary.canaryAnalysis.metrics.requestSuccessRate.threshold }}
interval: {{ .Values.canary.canaryAnalysis.metrics.requestSuccessRate.interval }}
- name: latency
templateRef:
name: latency
thresholdRange:
max: {{ .Values.canary.canaryAnalysis.metrics.requestDuration.threshold }}
interval: {{ .Values.canary.canaryAnalysis.metrics.requestDuration.interval }}
---
apiVersion: flagger.app/v1beta1
kind: MetricTemplate
metadata:
name: latency
spec:
provider:
type: prometheus
address: http://prometheus.istio-system:9090
query: |
histogram_quantile(
0.99,
sum(
rate(
istio_request_duration_milliseconds_bucket{
reporter="destination",
destination_workload_namespace="{{ "{{" }} namespace {{ "}}" }}",
destination_workload=~"{{ "{{" }} target {{ "}}" }}"
}[{{ "{{" }} interval {{ "}}" }}]
)
) by (le)
)
---
apiVersion: networking.istio.io/v1alpha3
kind: Gateway
metadata:
name: {{ template "fullname" . }}
spec:
selector:
istio: ingressgateway
servers:
- port:
number: {{ .Values.service.externalPort }}
name: http
protocol: HTTP
hosts:
- {{ .Values.canary.host }}
{{- end }}