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# Copyright 2016 The Kubernetes Authors. | |
# | |
# Licensed under the Apache License, Version 2.0 (the "License"); | |
# you may not use this file except in compliance with the License. | |
# You may obtain a copy of the License at | |
# | |
# http://www.apache.org/licenses/LICENSE-2.0 | |
# | |
# Unless required by applicable law or agreed to in writing, software | |
# distributed under the License is distributed on an "AS IS" BASIS, | |
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
# See the License for the specific language governing permissions and | |
# limitations under the License. | |
# This file should be kept in sync with cluster/images/hyperkube/dns-rc.yaml | |
# TODO - At some point, we need to rename all skydns-*.yaml.* files to kubedns-*.yaml.* | |
# Warning: This is a file generated from the base underscore template file: skydns-rc.yaml.base | |
apiVersion: v1 | |
kind: ReplicationController | |
metadata: | |
name: kube-dns-v18 | |
namespace: kube-system | |
labels: | |
k8s-app: kube-dns | |
version: v18 | |
kubernetes.io/cluster-service: "true" | |
spec: | |
replicas: 2 | |
selector: | |
k8s-app: kube-dns | |
version: v18 | |
template: | |
metadata: | |
labels: | |
k8s-app: kube-dns | |
version: v18 | |
kubernetes.io/cluster-service: "true" | |
spec: | |
containers: | |
- name: kubedns | |
image: gcr.io/google_containers/kubedns-amd64:1.6 | |
resources: | |
# TODO: Set memory limits when we've profiled the container for large | |
# clusters, then set request = limit to keep this container in | |
# guaranteed class. Currently, this container falls into the | |
# "burstable" category so the kubelet doesn't backoff from restarting it. | |
limits: | |
cpu: 100m | |
memory: 200Mi | |
requests: | |
cpu: 100m | |
memory: 100Mi | |
livenessProbe: | |
httpGet: | |
path: /healthz | |
port: 8080 | |
scheme: HTTP | |
initialDelaySeconds: 60 | |
timeoutSeconds: 5 | |
successThreshold: 1 | |
failureThreshold: 5 | |
readinessProbe: | |
httpGet: | |
path: /readiness | |
port: 8081 | |
scheme: HTTP | |
# we poll on pod startup for the Kubernetes master service and | |
# only setup the /readiness HTTP server once that's available. | |
initialDelaySeconds: 30 | |
timeoutSeconds: 5 | |
args: | |
# command = "/kube-dns" | |
- --domain=cluster.local | |
- --dns-port=10053 | |
- --kube-master-url=http://192.168.30.10:8080 | |
ports: | |
- containerPort: 10053 | |
name: dns-local | |
protocol: UDP | |
- containerPort: 10053 | |
name: dns-tcp-local | |
protocol: TCP | |
- name: dnsmasq | |
image: gcr.io/google_containers/kube-dnsmasq-amd64:1.3 | |
args: | |
- --cache-size=1000 | |
- --no-resolv | |
- --server=127.0.0.1#10053 | |
ports: | |
- containerPort: 53 | |
name: dns | |
protocol: UDP | |
- containerPort: 53 | |
name: dns-tcp | |
protocol: TCP | |
- name: healthz | |
image: gcr.io/google_containers/exechealthz-amd64:1.0 | |
resources: | |
# keep request = limit to keep this container in guaranteed class | |
limits: | |
cpu: 10m | |
memory: 20Mi | |
requests: | |
cpu: 10m | |
memory: 20Mi | |
args: | |
- -cmd=nslookup kubernetes.default.svc.cluster.local 127.0.0.1 >/dev/null && nslookup kubernetes.default.svc.cluster.local 127.0.0.1:10053 >/dev/null | |
- -port=8080 | |
- -quiet | |
ports: | |
- containerPort: 8080 | |
protocol: TCP | |
dnsPolicy: Default # Don't use cluster DNS. |
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