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Ybehrooz
318
backing-services/istiod/files/grpc-agent.yaml
Normal file
318
backing-services/istiod/files/grpc-agent.yaml
Normal file
@@ -0,0 +1,318 @@
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{{- define "resources" }}
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{{- if or (isset .ObjectMeta.Annotations `sidecar.istio.io/proxyCPU`) (isset .ObjectMeta.Annotations `sidecar.istio.io/proxyMemory`) (isset .ObjectMeta.Annotations `sidecar.istio.io/proxyCPULimit`) (isset .ObjectMeta.Annotations `sidecar.istio.io/proxyMemoryLimit`) }}
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{{- if or (isset .ObjectMeta.Annotations `sidecar.istio.io/proxyCPU`) (isset .ObjectMeta.Annotations `sidecar.istio.io/proxyMemory`) }}
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requests:
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{{ if (isset .ObjectMeta.Annotations `sidecar.istio.io/proxyCPU`) -}}
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cpu: "{{ index .ObjectMeta.Annotations `sidecar.istio.io/proxyCPU` }}"
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{{ end }}
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{{ if (isset .ObjectMeta.Annotations `sidecar.istio.io/proxyMemory`) -}}
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memory: "{{ index .ObjectMeta.Annotations `sidecar.istio.io/proxyMemory` }}"
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{{ end }}
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{{- end }}
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{{- if or (isset .ObjectMeta.Annotations `sidecar.istio.io/proxyCPULimit`) (isset .ObjectMeta.Annotations `sidecar.istio.io/proxyMemoryLimit`) }}
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limits:
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{{ if (isset .ObjectMeta.Annotations `sidecar.istio.io/proxyCPULimit`) -}}
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cpu: "{{ index .ObjectMeta.Annotations `sidecar.istio.io/proxyCPULimit` }}"
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{{ end }}
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{{ if (isset .ObjectMeta.Annotations `sidecar.istio.io/proxyMemoryLimit`) -}}
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memory: "{{ index .ObjectMeta.Annotations `sidecar.istio.io/proxyMemoryLimit` }}"
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{{ end }}
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{{- end }}
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{{- else }}
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{{- if .Values.global.proxy.resources }}
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{{ toYaml .Values.global.proxy.resources | indent 6 }}
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{{- end }}
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{{- end }}
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{{- end }}
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{{- $containers := list }}
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{{- range $index, $container := .Spec.Containers }}{{ if not (eq $container.Name "istio-proxy") }}{{ $containers = append $containers $container.Name }}{{end}}{{- end}}
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metadata:
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labels:
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{{/* security.istio.io/tlsMode: istio must be set by user, if gRPC is using mTLS initialization code. We can't set it automatically. */}}
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service.istio.io/canonical-name: {{ index .ObjectMeta.Labels `service.istio.io/canonical-name` | default (index .ObjectMeta.Labels `app.kubernetes.io/name`) | default (index .ObjectMeta.Labels `app`) | default .DeploymentMeta.Name | quote }}
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service.istio.io/canonical-revision: {{ index .ObjectMeta.Labels `service.istio.io/canonical-revision` | default (index .ObjectMeta.Labels `app.kubernetes.io/version`) | default (index .ObjectMeta.Labels `version`) | default "latest" | quote }}
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annotations: {
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istio.io/rev: {{ .Revision | default "default" | quote }},
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{{- if ge (len $containers) 1 }}
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{{- if not (isset .ObjectMeta.Annotations `kubectl.kubernetes.io/default-logs-container`) }}
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kubectl.kubernetes.io/default-logs-container: "{{ index $containers 0 }}",
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{{- end }}
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{{- if not (isset .ObjectMeta.Annotations `kubectl.kubernetes.io/default-container`) }}
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kubectl.kubernetes.io/default-container: "{{ index $containers 0 }}",
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{{- end }}
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{{- end }}
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sidecar.istio.io/rewriteAppHTTPProbers: "false",
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}
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spec:
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containers:
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- name: istio-proxy
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{{- if contains "/" (annotation .ObjectMeta `sidecar.istio.io/proxyImage` .Values.global.proxy.image) }}
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image: "{{ annotation .ObjectMeta `sidecar.istio.io/proxyImage` .Values.global.proxy.image }}"
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{{- else }}
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image: "{{ .ProxyImage }}"
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{{- end }}
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ports:
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- containerPort: 15020
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protocol: TCP
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name: mesh-metrics
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args:
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- proxy
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- sidecar
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- --domain
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- $(POD_NAMESPACE).svc.{{ .Values.global.proxy.clusterDomain }}
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- --proxyLogLevel={{ annotation .ObjectMeta `sidecar.istio.io/logLevel` .Values.global.proxy.logLevel }}
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- --proxyComponentLogLevel={{ annotation .ObjectMeta `sidecar.istio.io/componentLogLevel` .Values.global.proxy.componentLogLevel }}
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- --log_output_level={{ annotation .ObjectMeta `sidecar.istio.io/agentLogLevel` .Values.global.logging.level }}
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{{- if .Values.global.sts.servicePort }}
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- --stsPort={{ .Values.global.sts.servicePort }}
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{{- end }}
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{{- if .Values.global.logAsJson }}
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- --log_as_json
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{{- end }}
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lifecycle:
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postStart:
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exec:
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command:
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- pilot-agent
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- wait
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- --url=http://localhost:15020/healthz/ready
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env:
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- name: ISTIO_META_GENERATOR
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value: grpc
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- name: OUTPUT_CERTS
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value: /var/lib/istio/data
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{{- if eq .InboundTrafficPolicyMode "localhost" }}
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- name: REWRITE_PROBE_LEGACY_LOCALHOST_DESTINATION
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value: "true"
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{{- end }}
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- name: PILOT_CERT_PROVIDER
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value: {{ .Values.global.pilotCertProvider }}
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- name: CA_ADDR
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{{- if .Values.global.caAddress }}
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value: {{ .Values.global.caAddress }}
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{{- else }}
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value: istiod{{- if not (eq .Values.revision "") }}-{{ .Values.revision }}{{- end }}.{{ .Values.global.istioNamespace }}.svc:15012
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{{- end }}
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- name: POD_NAME
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valueFrom:
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fieldRef:
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fieldPath: metadata.name
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- name: POD_NAMESPACE
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valueFrom:
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fieldRef:
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fieldPath: metadata.namespace
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- name: INSTANCE_IP
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valueFrom:
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fieldRef:
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fieldPath: status.podIP
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- name: SERVICE_ACCOUNT
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valueFrom:
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fieldRef:
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fieldPath: spec.serviceAccountName
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- name: HOST_IP
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valueFrom:
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fieldRef:
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fieldPath: status.hostIP
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- name: PROXY_CONFIG
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value: |
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{{ protoToJSON .ProxyConfig }}
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- name: ISTIO_META_POD_PORTS
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value: |-
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[
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{{- $first := true }}
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{{- range $index1, $c := .Spec.Containers }}
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{{- range $index2, $p := $c.Ports }}
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{{- if (structToJSON $p) }}
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{{if not $first}},{{end}}{{ structToJSON $p }}
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{{- $first = false }}
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{{- end }}
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{{- end}}
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{{- end}}
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]
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- name: ISTIO_META_APP_CONTAINERS
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value: "{{ $containers | join "," }}"
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- name: ISTIO_META_CLUSTER_ID
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value: "{{ valueOrDefault .Values.global.multiCluster.clusterName `Kubernetes` }}"
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- name: ISTIO_META_NODE_NAME
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valueFrom:
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fieldRef:
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fieldPath: spec.nodeName
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{{- if .Values.global.network }}
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- name: ISTIO_META_NETWORK
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value: "{{ .Values.global.network }}"
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{{- end }}
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{{- if .DeploymentMeta.Name }}
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- name: ISTIO_META_WORKLOAD_NAME
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value: "{{ .DeploymentMeta.Name }}"
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{{ end }}
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{{- if and .TypeMeta.APIVersion .DeploymentMeta.Name }}
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- name: ISTIO_META_OWNER
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value: kubernetes://apis/{{ .TypeMeta.APIVersion }}/namespaces/{{ valueOrDefault .DeploymentMeta.Namespace `default` }}/{{ toLower .TypeMeta.Kind}}s/{{ .DeploymentMeta.Name }}
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{{- end}}
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{{- if .Values.global.meshID }}
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- name: ISTIO_META_MESH_ID
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value: "{{ .Values.global.meshID }}"
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{{- else if (valueOrDefault .MeshConfig.TrustDomain .Values.global.trustDomain) }}
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- name: ISTIO_META_MESH_ID
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value: "{{ (valueOrDefault .MeshConfig.TrustDomain .Values.global.trustDomain) }}"
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{{- end }}
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{{- with (valueOrDefault .MeshConfig.TrustDomain .Values.global.trustDomain) }}
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- name: TRUST_DOMAIN
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value: "{{ . }}"
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{{- end }}
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{{- range $key, $value := .ProxyConfig.ProxyMetadata }}
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- name: {{ $key }}
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value: "{{ $value }}"
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{{- end }}
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# grpc uses xds:/// to resolve – no need to resolve VIP
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- name: ISTIO_META_DNS_CAPTURE
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value: "false"
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- name: DISABLE_ENVOY
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value: "true"
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{{with .Values.global.imagePullPolicy }}imagePullPolicy: "{{.}}"{{end}}
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{{ if ne (annotation .ObjectMeta `status.sidecar.istio.io/port` .Values.global.proxy.statusPort) `0` }}
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readinessProbe:
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httpGet:
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path: /healthz/ready
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port: 15020
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initialDelaySeconds: {{ annotation .ObjectMeta `readiness.status.sidecar.istio.io/initialDelaySeconds` .Values.global.proxy.readinessInitialDelaySeconds }}
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periodSeconds: {{ annotation .ObjectMeta `readiness.status.sidecar.istio.io/periodSeconds` .Values.global.proxy.readinessPeriodSeconds }}
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timeoutSeconds: 3
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failureThreshold: {{ annotation .ObjectMeta `readiness.status.sidecar.istio.io/failureThreshold` .Values.global.proxy.readinessFailureThreshold }}
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resources:
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{{ template "resources" . }}
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volumeMounts:
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- name: workload-socket
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mountPath: /var/run/secrets/workload-spiffe-uds
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{{- if eq .Values.global.caName "GkeWorkloadCertificate" }}
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- name: gke-workload-certificate
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mountPath: /var/run/secrets/workload-spiffe-credentials
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readOnly: true
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{{- else }}
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- name: workload-certs
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mountPath: /var/run/secrets/workload-spiffe-credentials
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{{- end }}
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{{- if eq .Values.global.pilotCertProvider "istiod" }}
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- mountPath: /var/run/secrets/istio
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name: istiod-ca-cert
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{{- end }}
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- mountPath: /var/lib/istio/data
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name: istio-data
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# UDS channel between istioagent and gRPC client for XDS/SDS
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- mountPath: /etc/istio/proxy
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name: istio-xds
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- mountPath: /var/run/secrets/tokens
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name: istio-token
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{{- if .Values.global.mountMtlsCerts }}
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# Use the key and cert mounted to /etc/certs/ for the in-cluster mTLS communications.
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- mountPath: /etc/certs/
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name: istio-certs
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readOnly: true
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{{- end }}
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- name: istio-podinfo
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mountPath: /etc/istio/pod
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{{- end }}
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{{- if isset .ObjectMeta.Annotations `sidecar.istio.io/userVolumeMount` }}
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{{ range $index, $value := fromJSON (index .ObjectMeta.Annotations `sidecar.istio.io/userVolumeMount`) }}
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- name: "{{ $index }}"
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{{ toYaml $value | indent 6 }}
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{{ end }}
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{{- end }}
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{{- range $index, $container := .Spec.Containers }}
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{{ if not (eq $container.Name "istio-proxy") }}
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- name: {{ $container.Name }}
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env:
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- name: "GRPC_XDS_EXPERIMENTAL_SECURITY_SUPPORT"
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value: "true"
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- name: "GRPC_XDS_BOOTSTRAP"
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value: "/etc/istio/proxy/grpc-bootstrap.json"
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volumeMounts:
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- mountPath: /var/lib/istio/data
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name: istio-data
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# UDS channel between istioagent and gRPC client for XDS/SDS
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- mountPath: /etc/istio/proxy
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name: istio-xds
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{{- if eq $.Values.global.caName "GkeWorkloadCertificate" }}
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- name: gke-workload-certificate
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mountPath: /var/run/secrets/workload-spiffe-credentials
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readOnly: true
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{{- else }}
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- name: workload-certs
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mountPath: /var/run/secrets/workload-spiffe-credentials
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{{- end }}
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{{- end }}
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{{- end }}
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volumes:
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- emptyDir:
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name: workload-socket
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{{- if eq .Values.global.caName "GkeWorkloadCertificate" }}
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- name: gke-workload-certificate
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csi:
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driver: workloadcertificates.security.cloud.google.com
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{{- else }}
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- emptyDir:
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name: workload-certs
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{{- end }}
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{{- if (isset .ObjectMeta.Annotations `sidecar.istio.io/bootstrapOverride`) }}
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- name: custom-bootstrap-volume
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configMap:
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name: {{ annotation .ObjectMeta `sidecar.istio.io/bootstrapOverride` "" }}
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{{- end }}
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# SDS channel between istioagent and Envoy
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- emptyDir:
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medium: Memory
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name: istio-xds
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- name: istio-data
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emptyDir: {}
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- name: istio-podinfo
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downwardAPI:
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items:
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- path: "labels"
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fieldRef:
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fieldPath: metadata.labels
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- path: "annotations"
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fieldRef:
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fieldPath: metadata.annotations
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- name: istio-token
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projected:
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sources:
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- serviceAccountToken:
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path: istio-token
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expirationSeconds: 43200
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audience: {{ .Values.global.sds.token.aud }}
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{{- if eq .Values.global.pilotCertProvider "istiod" }}
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- name: istiod-ca-cert
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{{- if eq (.Values.pilot.env).ENABLE_CLUSTER_TRUST_BUNDLE_API true }}
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projected:
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sources:
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- clusterTrustBundle:
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name: istio.io:istiod-ca:root-cert
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path: root-cert.pem
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{{- else }}
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configMap:
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name: istio-ca-root-cert
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{{- end }}
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{{- end }}
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{{- if .Values.global.mountMtlsCerts }}
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# Use the key and cert mounted to /etc/certs/ for the in-cluster mTLS communications.
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- name: istio-certs
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secret:
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optional: true
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{{ if eq .Spec.ServiceAccountName "" }}
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secretName: istio.default
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{{ else -}}
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secretName: {{ printf "istio.%s" .Spec.ServiceAccountName }}
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{{ end -}}
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{{- end }}
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{{- if isset .ObjectMeta.Annotations `sidecar.istio.io/userVolume` }}
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{{range $index, $value := fromJSON (index .ObjectMeta.Annotations `sidecar.istio.io/userVolume`) }}
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- name: "{{ $index }}"
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{{ toYaml $value | indent 4 }}
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{{ end }}
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{{ end }}
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{{- if .Values.global.imagePullSecrets }}
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imagePullSecrets:
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{{- range .Values.global.imagePullSecrets }}
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- name: {{ . }}
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{{- end }}
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{{- end }}
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