[local-preview] Support 127-0-0-1.nip.io for DOMAIN
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,214 @@ | ||
| # Copyright (c) 2022 Gitpod GmbH. All rights reserved. | ||
| # Licensed under the MIT License. See License-MIT.txt in the project root for license information. | ||
|
|
||
| apiVersion: v1 | ||
| kind: ServiceAccount | ||
| metadata: | ||
| name: coredns | ||
| namespace: kube-system | ||
| --- | ||
| apiVersion: rbac.authorization.k8s.io/v1beta1 | ||
| kind: ClusterRole | ||
| metadata: | ||
| labels: | ||
| kubernetes.io/bootstrapping: rbac-defaults | ||
| name: system:coredns | ||
| rules: | ||
| - apiGroups: | ||
| - "" | ||
| resources: | ||
| - endpoints | ||
| - services | ||
| - pods | ||
| - namespaces | ||
| verbs: | ||
| - list | ||
| - watch | ||
| - apiGroups: | ||
| - discovery.k8s.io | ||
| resources: | ||
| - endpointslices | ||
| verbs: | ||
| - list | ||
| - watch | ||
| --- | ||
| apiVersion: rbac.authorization.k8s.io/v1beta1 | ||
| kind: ClusterRoleBinding | ||
| metadata: | ||
| annotations: | ||
| rbac.authorization.kubernetes.io/autoupdate: "true" | ||
| labels: | ||
| kubernetes.io/bootstrapping: rbac-defaults | ||
| name: system:coredns | ||
| roleRef: | ||
| apiGroup: rbac.authorization.k8s.io | ||
| kind: ClusterRole | ||
| name: system:coredns | ||
| subjects: | ||
| - kind: ServiceAccount | ||
| name: coredns | ||
| namespace: kube-system | ||
| --- | ||
| apiVersion: v1 | ||
| kind: ConfigMap | ||
| metadata: | ||
| name: coredns | ||
| namespace: kube-system | ||
| data: | ||
| gitpod.db: | | ||
|
There was a problem hiding this comment. coredns magic that makes the internal communication work! |
||
| ; 127-0-0-1.nip.io test file | ||
| 127-0-0-1.nip.io. IN SOA sns.dns.icann.org. noc.dns.icann.org. 2015082541 7200 3600 1209600 3600 | ||
| 127-0-0-1.nip.io. IN CNAME proxy.default.svc.cluster.local. | ||
| *.127-0-0-1.nip.io. IN CNAME proxy.default.svc.cluster.local. | ||
| *.ws.127-0-0-1.nip.io. IN CNAME proxy.default.svc.cluster.local. | ||
| Corefile: | | ||
| .:53 { | ||
| errors | ||
| health | ||
| ready | ||
| # extra configuration for `127-0-0-1.nip.io` | ||
| file /etc/coredns/gitpod.db 127-0-0-1.nip.io | ||
| kubernetes cluster.local in-addr.arpa ip6.arpa { | ||
| pods insecure | ||
| fallthrough in-addr.arpa ip6.arpa | ||
| } | ||
| hosts /etc/coredns/NodeHosts { | ||
| ttl 60 | ||
| reload 15s | ||
| fallthrough | ||
| } | ||
| prometheus :9153 | ||
| forward . /etc/resolv.conf | ||
| cache 30 | ||
| loop | ||
| reload | ||
| loadbalance | ||
| } | ||
| --- | ||
| apiVersion: apps/v1 | ||
| kind: Deployment | ||
| metadata: | ||
| name: coredns | ||
| namespace: kube-system | ||
| labels: | ||
| k8s-app: kube-dns | ||
| kubernetes.io/name: "CoreDNS" | ||
| spec: | ||
| #replicas: 1 | ||
| strategy: | ||
| type: RollingUpdate | ||
| rollingUpdate: | ||
| maxUnavailable: 1 | ||
| selector: | ||
| matchLabels: | ||
| k8s-app: kube-dns | ||
| template: | ||
| metadata: | ||
| labels: | ||
| k8s-app: kube-dns | ||
| spec: | ||
| priorityClassName: "system-cluster-critical" | ||
| serviceAccountName: coredns | ||
| tolerations: | ||
| - key: "CriticalAddonsOnly" | ||
| operator: "Exists" | ||
| - key: "node-role.kubernetes.io/control-plane" | ||
| operator: "Exists" | ||
| effect: "NoSchedule" | ||
| - key: "node-role.kubernetes.io/master" | ||
| operator: "Exists" | ||
| effect: "NoSchedule" | ||
| nodeSelector: | ||
| beta.kubernetes.io/os: linux | ||
| containers: | ||
| - name: coredns | ||
| image: rancher/mirrored-coredns-coredns:1.9.1 | ||
| imagePullPolicy: IfNotPresent | ||
| resources: | ||
| limits: | ||
| memory: 170Mi | ||
| requests: | ||
| cpu: 100m | ||
| memory: 70Mi | ||
| args: [ "-conf", "/etc/coredns/Corefile" ] | ||
| volumeMounts: | ||
| - name: config-volume | ||
| mountPath: /etc/coredns | ||
| readOnly: true | ||
| ports: | ||
| - containerPort: 53 | ||
| name: dns | ||
| protocol: UDP | ||
| - containerPort: 53 | ||
| name: dns-tcp | ||
| protocol: TCP | ||
| - containerPort: 9153 | ||
| name: metrics | ||
| protocol: TCP | ||
| securityContext: | ||
| allowPrivilegeEscalation: false | ||
| capabilities: | ||
| add: | ||
| - NET_BIND_SERVICE | ||
| drop: | ||
| - all | ||
| readOnlyRootFilesystem: true | ||
| livenessProbe: | ||
| httpGet: | ||
| path: /health | ||
| port: 8080 | ||
| scheme: HTTP | ||
| initialDelaySeconds: 60 | ||
| periodSeconds: 10 | ||
| timeoutSeconds: 1 | ||
| successThreshold: 1 | ||
| failureThreshold: 3 | ||
| readinessProbe: | ||
| httpGet: | ||
| path: /ready | ||
| port: 8181 | ||
| scheme: HTTP | ||
| initialDelaySeconds: 0 | ||
| periodSeconds: 2 | ||
| timeoutSeconds: 1 | ||
| successThreshold: 1 | ||
| failureThreshold: 3 | ||
| dnsPolicy: Default | ||
| volumes: | ||
| - name: config-volume | ||
| configMap: | ||
| name: coredns | ||
| items: | ||
| - key: gitpod.db | ||
| path: gitpod.db | ||
| - key: Corefile | ||
| path: Corefile | ||
| - key: NodeHosts | ||
| path: NodeHosts | ||
| --- | ||
| apiVersion: v1 | ||
| kind: Service | ||
| metadata: | ||
| name: kube-dns | ||
| namespace: kube-system | ||
| annotations: | ||
| prometheus.io/port: "9153" | ||
| prometheus.io/scrape: "true" | ||
| labels: | ||
| k8s-app: kube-dns | ||
| kubernetes.io/cluster-service: "true" | ||
| kubernetes.io/name: "CoreDNS" | ||
| spec: | ||
| selector: | ||
| k8s-app: kube-dns | ||
| clusterIP: 10.43.0.10 | ||
| ports: | ||
| - name: dns | ||
| port: 53 | ||
| protocol: UDP | ||
| - name: dns-tcp | ||
| port: 53 | ||
| protocol: TCP | ||
| - name: metrics | ||
| port: 9153 | ||
| protocol: TCP | ||
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https://rancher.com/docs/k3s/latest/en/installation/disable-flags/