103 lines
3.3 KiB
YAML
103 lines
3.3 KiB
YAML
#@ load("@ytt:data", "data")
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---
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apiVersion: v1
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kind: Namespace
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metadata:
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name: #@ data.values.namespace
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labels:
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name: #@ data.values.namespace
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---
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: #@ data.values.app_name + "-service-account"
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namespace: #@ data.values.namespace
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---
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: #@ data.values.app_name + "-config"
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namespace: #@ data.values.namespace
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labels:
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app: #@ data.values.app_name
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data:
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#@yaml/text-templated-strings
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placeholder-name.yaml: |
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webhook:
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url: (@= data.values.webhook_url @)
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caBundle: (@= data.values.webhook_ca_bundle @)
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---
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#! TODO set up healthy, ready, etc. probes correctly for our deployment
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#! TODO set the priority-critical-urgent on our deployment to ask kube to never let it die
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#! TODO set resource minimums (e.g. 512MB RAM) on the deployment to make sure we get scheduled onto a reasonable node
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: #@ data.values.app_name + "-deployment"
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namespace: #@ data.values.namespace
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labels:
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app: #@ data.values.app_name
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spec:
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replicas: 1 #! TODO more than one replica for high availability, and share the same serving certificate among them (maybe using client-go leader election)
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selector:
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matchLabels:
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app: #@ data.values.app_name
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template:
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metadata:
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labels:
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app: #@ data.values.app_name
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annotations:
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scheduler.alpha.kubernetes.io/critical-pod: ""
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spec:
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serviceAccountName: #@ data.values.app_name + "-service-account"
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containers:
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- name: placeholder-name
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#@ if data.values.image_digest:
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image: #@ data.values.image_repo + "@" + data.values.image_digest
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#@ else:
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image: #@ data.values.image_repo + ":" + data.values.image_tag
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#@ end
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imagePullPolicy: IfNotPresent
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command:
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- ./placeholder-name
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args:
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- --config=/etc/config/placeholder-name.yaml
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- --downward-api-path=/etc/podinfo
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- --cluster-signing-cert-file=/etc/kubernetes/pki/ca.crt
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- --cluster-signing-key-file=/etc/kubernetes/pki/ca.key
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volumeMounts:
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- name: config-volume
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mountPath: /etc/config
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- name: podinfo
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mountPath: /etc/podinfo
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- name: k8s-certs
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mountPath: /etc/kubernetes/pki
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volumes:
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- name: config-volume
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configMap:
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name: #@ data.values.app_name + "-config"
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- name: 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: "namespace"
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fieldRef:
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fieldPath: metadata.namespace
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- name: k8s-certs
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hostPath:
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path: /etc/kubernetes/pki
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type: DirectoryOrCreate
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#! "system-cluster-critical" cannot be used outside the kube-system namespace until Kubernetes >= 1.17,
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#! so we skip setting this for now (see https://github.com/kubernetes/kubernetes/issues/60596).
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#! priorityClassName: system-cluster-critical
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nodeSelector:
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node-role.kubernetes.io/master: ""
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tolerations:
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- key: CriticalAddonsOnly
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operator: Exists
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- effect: NoSchedule
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key: node-role.kubernetes.io/master
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