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controller-install.sh
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#!/bin/bash
set -e
# List of etcd servers (http://ip:port), comma separated
export ETCD_ENDPOINTS=
# Specify the version (vX.Y.Z) of Kubernetes assets to deploy
export K8S_VER=v1.7.4_coreos.0
# Hyperkube image repository to use.
export HYPERKUBE_IMAGE_REPO=quay.io/coreos/hyperkube
# The CIDR network to use for pod IPs.
# Each pod launched in the cluster will be assigned an IP out of this range.
# Each node will be configured such that these IPs will be routable using the flannel overlay network.
export POD_NETWORK=10.2.0.0/16
# The CIDR network to use for service cluster IPs.
# Each service will be assigned a cluster IP out of this range.
# This must not overlap with any IP ranges assigned to the POD_NETWORK, or other existing network infrastructure.
# Routing to these IPs is handled by a proxy service local to each node, and are not required to be routable between nodes.
export SERVICE_IP_RANGE=10.3.0.0/24
# The IP address of the Kubernetes API Service
# If the SERVICE_IP_RANGE is changed above, this must be set to the first IP in that range.
export K8S_SERVICE_IP=10.3.0.1
# The IP address of the cluster DNS service.
# This IP must be in the range of the SERVICE_IP_RANGE and cannot be the first IP in the range.
# This same IP must be configured on all worker nodes to enable DNS service discovery.
export DNS_SERVICE_IP=10.3.0.10
# Whether to use Calico for Kubernetes network policy.
export USE_CALICO=true
# Determines the container runtime for kubernetes to use. Accepts 'docker' or 'rkt'.
export CONTAINER_RUNTIME=docker
# The above settings can optionally be overridden using an environment file:
ENV_FILE=/run/coreos-kubernetes/options.env
# To run a self hosted Calico install it needs to be able to write to the CNI dir
if [ "${USE_CALICO}" = "true" ]; then
export CALICO_OPTS="--volume cni-bin,kind=host,source=/opt/cni/bin \
--mount volume=cni-bin,target=/opt/cni/bin"
else
export CALICO_OPTS=""
fi
# -------------
function init_config {
local REQUIRED=('ADVERTISE_IP' 'POD_NETWORK' 'ETCD_ENDPOINTS' 'SERVICE_IP_RANGE' 'K8S_SERVICE_IP' 'DNS_SERVICE_IP' 'K8S_VER' 'HYPERKUBE_IMAGE_REPO' 'USE_CALICO')
if [ -f $ENV_FILE ]; then
export $(cat $ENV_FILE | xargs)
fi
if [ -z $ADVERTISE_IP ]; then
export ADVERTISE_IP=$(awk -F= '/COREOS_PUBLIC_IPV4/ {print $2}' /etc/environment)
fi
for REQ in "${REQUIRED[@]}"; do
if [ -z "$(eval echo \$$REQ)" ]; then
echo "Missing required config value: ${REQ}"
exit 1
fi
done
}
function init_flannel {
echo "Waiting for etcd..."
while true
do
IFS=',' read -ra ES <<< "$ETCD_ENDPOINTS"
for ETCD in "${ES[@]}"; do
echo "Trying: $ETCD"
if [ -n "$(curl --silent "$ETCD/v2/machines")" ]; then
local ACTIVE_ETCD=$ETCD
break
fi
sleep 1
done
if [ -n "$ACTIVE_ETCD" ]; then
break
fi
done
RES=$(curl --silent -X PUT -d "value={\"Network\":\"$POD_NETWORK\",\"Backend\":{\"Type\":\"vxlan\"}}" "$ACTIVE_ETCD/v2/keys/coreos.com/network/config?prevExist=false")
if [ -z "$(echo $RES | grep '"action":"create"')" ] && [ -z "$(echo $RES | grep 'Key already exists')" ]; then
echo "Unexpected error configuring flannel pod network: $RES"
fi
}
function init_templates {
local TEMPLATE=/etc/systemd/system/kubelet.service
local uuid_file="/var/run/kubelet-pod.uuid"
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p /etc/kubernetes/cni/net.d
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
[Service]
Environment=KUBELET_IMAGE_TAG=${K8S_VER}
Environment=KUBELET_IMAGE_URL=${HYPERKUBE_IMAGE_REPO}
Environment="RKT_RUN_ARGS=--uuid-file-save=${uuid_file} \
--volume dns,kind=host,source=/etc/resolv.conf \
--mount volume=dns,target=/etc/resolv.conf \
--volume rkt,kind=host,source=/opt/bin/host-rkt \
--mount volume=rkt,target=/usr/bin/rkt \
--volume var-lib-rkt,kind=host,source=/var/lib/rkt \
--mount volume=var-lib-rkt,target=/var/lib/rkt \
--volume stage,kind=host,source=/tmp \
--mount volume=stage,target=/tmp \
--volume etc-cni-net,kind=host,source=/etc/kubernetes/cni/net.d \
--mount volume=etc-cni-net,target=/etc/cni/net.d \
--volume var-log,kind=host,source=/var/log \
--mount volume=var-log,target=/var/log \
${CALICO_OPTS}"
ExecStartPre=/usr/bin/mkdir -p /etc/kubernetes/manifests
ExecStartPre=/usr/bin/mkdir -p /opt/cni/bin
ExecStartPre=/usr/bin/mkdir -p /var/log/containers
ExecStartPre=-/usr/bin/rkt rm --uuid-file=${uuid_file}
ExecStart=/usr/lib/coreos/kubelet-wrapper \
--kubeconfig /etc/kubernetes/master-kubeconfig.yaml \
--require-kubeconfig \
--cni-conf-dir=/etc/kubernetes/cni/net.d \
--network-plugin=cni \
--container-runtime=${CONTAINER_RUNTIME} \
--rkt-path=/usr/bin/rkt \
--rkt-stage1-image=coreos.com/rkt/stage1-coreos \
--allow-privileged=true \
--pod-manifest-path=/etc/kubernetes/manifests \
--hostname-override=${ADVERTISE_IP} \
--cluster_dns=${DNS_SERVICE_IP} \
--cluster_domain=cluster.local
ExecStop=-/usr/bin/rkt stop --uuid-file=${uuid_file}
Restart=always
RestartSec=10
[Install]
WantedBy=multi-user.target
EOF
fi
local TEMPLATE=/opt/bin/host-rkt
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
#!/bin/sh
# This is bind mounted into the kubelet rootfs and all rkt shell-outs go
# through this rkt wrapper. It essentially enters the host mount namespace
# (which it is already in) only for the purpose of breaking out of the chroot
# before calling rkt. It makes things like rkt gc work and avoids bind mounting
# in certain rkt filesystem dependancies into the kubelet rootfs. This can
# eventually be obviated when the write-api stuff gets upstream and rkt gc is
# through the api-server. Related issue:
# https://github.com/coreos/rkt/issues/2878
exec nsenter -m -u -i -n -p -t 1 -- /usr/bin/rkt "\$@"
EOF
fi
local TEMPLATE=/etc/kubernetes/master-kubeconfig.yaml
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
apiVersion: v1
kind: Config
preferences: {}
current-context: vagrant-multi
clusters:
- cluster:
certificate-authority: /etc/kubernetes/ssl/ca.pem
server: http://127.0.0.1:8080
name: vagrant-multi-cluster
contexts:
- context:
cluster: vagrant-multi-cluster
namespace: default
user: kubelet
name: vagrant-multi
users:
- name: kubelet
user:
client-certificate: /etc/kubernetes/ssl/apiserver.pem
client-key: /etc/kubernetes/ssl/apiserver-key.pem
EOF
fi
local TEMPLATE=/etc/systemd/system/load-rkt-stage1.service
if [ ${CONTAINER_RUNTIME} = "rkt" ] && [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
[Unit]
Description=Load rkt stage1 images
Documentation=http://github.com/coreos/rkt
Requires=network-online.target
After=network-online.target
Before=rkt-api.service
[Service]
RemainAfterExit=yes
Type=oneshot
ExecStart=/usr/bin/rkt fetch /usr/lib/rkt/stage1-images/stage1-coreos.aci /usr/lib/rkt/stage1-images/stage1-fly.aci --insecure-options=image
[Install]
RequiredBy=rkt-api.service
EOF
fi
local TEMPLATE=/etc/systemd/system/rkt-api.service
if [ ${CONTAINER_RUNTIME} = "rkt" ] && [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
[Unit]
Before=kubelet.service
[Service]
ExecStart=/usr/bin/rkt api-service
Restart=always
RestartSec=10
[Install]
RequiredBy=kubelet.service
EOF
fi
local TEMPLATE=/etc/kubernetes/manifests/kube-proxy.yaml
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
apiVersion: v1
kind: Pod
metadata:
name: kube-proxy
namespace: kube-system
annotations:
rkt.alpha.kubernetes.io/stage1-name-override: coreos.com/rkt/stage1-fly
spec:
hostNetwork: true
containers:
- name: kube-proxy
image: ${HYPERKUBE_IMAGE_REPO}:$K8S_VER
command:
- /hyperkube
- proxy
- --master=http://127.0.0.1:8080
- --cluster-cidr=${POD_NETWORK}
securityContext:
privileged: true
volumeMounts:
- mountPath: /etc/ssl/certs
name: ssl-certs-host
readOnly: true
- mountPath: /var/run/dbus
name: dbus
readOnly: false
volumes:
- hostPath:
path: /usr/share/ca-certificates
name: ssl-certs-host
- hostPath:
path: /var/run/dbus
name: dbus
EOF
fi
local TEMPLATE=/etc/kubernetes/manifests/kube-apiserver.yaml
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
apiVersion: v1
kind: Pod
metadata:
name: kube-apiserver
namespace: kube-system
spec:
hostNetwork: true
containers:
- name: kube-apiserver
image: ${HYPERKUBE_IMAGE_REPO}:$K8S_VER
command:
- /hyperkube
- apiserver
- --bind-address=0.0.0.0
- --etcd-servers=${ETCD_ENDPOINTS}
- --allow-privileged=true
- --service-cluster-ip-range=${SERVICE_IP_RANGE}
- --secure-port=443
- --advertise-address=${ADVERTISE_IP}
- --admission-control=NamespaceLifecycle,LimitRanger,ServiceAccount,DefaultStorageClass,ResourceQuota
- --tls-cert-file=/etc/kubernetes/ssl/apiserver.pem
- --tls-private-key-file=/etc/kubernetes/ssl/apiserver-key.pem
- --client-ca-file=/etc/kubernetes/ssl/ca.pem
- --service-account-key-file=/etc/kubernetes/ssl/apiserver-key.pem
- --runtime-config=extensions/v1beta1/networkpolicies=true
- --anonymous-auth=false
livenessProbe:
httpGet:
host: 127.0.0.1
port: 8080
path: /healthz
initialDelaySeconds: 15
timeoutSeconds: 15
ports:
- containerPort: 443
hostPort: 443
name: https
- containerPort: 8080
hostPort: 8080
name: local
volumeMounts:
- mountPath: /etc/kubernetes/ssl
name: ssl-certs-kubernetes
readOnly: true
- mountPath: /etc/ssl/certs
name: ssl-certs-host
readOnly: true
volumes:
- hostPath:
path: /etc/kubernetes/ssl
name: ssl-certs-kubernetes
- hostPath:
path: /usr/share/ca-certificates
name: ssl-certs-host
EOF
fi
local TEMPLATE=/etc/kubernetes/manifests/kube-controller-manager.yaml
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
apiVersion: v1
kind: Pod
metadata:
name: kube-controller-manager
namespace: kube-system
spec:
containers:
- name: kube-controller-manager
image: ${HYPERKUBE_IMAGE_REPO}:$K8S_VER
command:
- /hyperkube
- controller-manager
- --master=http://127.0.0.1:8080
- --leader-elect=true
- --service-account-private-key-file=/etc/kubernetes/ssl/apiserver-key.pem
- --root-ca-file=/etc/kubernetes/ssl/ca.pem
resources:
requests:
cpu: 200m
livenessProbe:
httpGet:
host: 127.0.0.1
path: /healthz
port: 10252
initialDelaySeconds: 15
timeoutSeconds: 15
volumeMounts:
- mountPath: /etc/kubernetes/ssl
name: ssl-certs-kubernetes
readOnly: true
- mountPath: /etc/ssl/certs
name: ssl-certs-host
readOnly: true
hostNetwork: true
volumes:
- hostPath:
path: /etc/kubernetes/ssl
name: ssl-certs-kubernetes
- hostPath:
path: /usr/share/ca-certificates
name: ssl-certs-host
EOF
fi
local TEMPLATE=/etc/kubernetes/manifests/kube-scheduler.yaml
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
apiVersion: v1
kind: Pod
metadata:
name: kube-scheduler
namespace: kube-system
spec:
hostNetwork: true
containers:
- name: kube-scheduler
image: ${HYPERKUBE_IMAGE_REPO}:$K8S_VER
command:
- /hyperkube
- scheduler
- --master=http://127.0.0.1:8080
- --leader-elect=true
resources:
requests:
cpu: 100m
livenessProbe:
httpGet:
host: 127.0.0.1
path: /healthz
port: 10251
initialDelaySeconds: 15
timeoutSeconds: 15
EOF
fi
local TEMPLATE=/srv/kubernetes/manifests/kube-dns-de.yaml
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
apiVersion: v1
kind: ConfigMap
metadata:
name: kube-dns
namespace: kube-system
labels:
addonmanager.kubernetes.io/mode: EnsureExists
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: kube-dns
namespace: kube-system
labels:
kubernetes.io/cluster-service: "true"
addonmanager.kubernetes.io/mode: Reconcile
---
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
name: kube-dns
namespace: kube-system
labels:
k8s-app: kube-dns
kubernetes.io/cluster-service: "true"
addonmanager.kubernetes.io/mode: Reconcile
spec:
# replicas: not specified here:
# 1. In order to make Addon Manager do not reconcile this replicas parameter.
# 2. Default is 1.
# 3. Will be tuned in real time if DNS horizontal auto-scaling is turned on.
strategy:
rollingUpdate:
maxSurge: 10%
maxUnavailable: 0
selector:
matchLabels:
k8s-app: kube-dns
template:
metadata:
labels:
k8s-app: kube-dns
annotations:
scheduler.alpha.kubernetes.io/critical-pod: ''
spec:
tolerations:
- key: "CriticalAddonsOnly"
operator: "Exists"
volumes:
- name: kube-dns-config
configMap:
name: kube-dns
optional: true
containers:
- name: kubedns
image: gcr.io/google_containers/k8s-dns-kube-dns-amd64:1.14.4
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:
memory: 170Mi
requests:
cpu: 100m
memory: 70Mi
livenessProbe:
httpGet:
path: /healthcheck/kubedns
port: 10054
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: 3
timeoutSeconds: 5
args:
- --domain=cluster.local.
- --dns-port=10053
- --config-dir=/kube-dns-config
- --v=2
env:
- name: PROMETHEUS_PORT
value: "10055"
ports:
- containerPort: 10053
name: dns-local
protocol: UDP
- containerPort: 10053
name: dns-tcp-local
protocol: TCP
- containerPort: 10055
name: metrics
protocol: TCP
volumeMounts:
- name: kube-dns-config
mountPath: /kube-dns-config
- name: dnsmasq
image: gcr.io/google_containers/k8s-dns-dnsmasq-nanny-amd64:1.14.4
livenessProbe:
httpGet:
path: /healthcheck/dnsmasq
port: 10054
scheme: HTTP
initialDelaySeconds: 60
timeoutSeconds: 5
successThreshold: 1
failureThreshold: 5
args:
- -v=2
- -logtostderr
- -configDir=/etc/k8s/dns/dnsmasq-nanny
- -restartDnsmasq=true
- --
- -k
- --cache-size=1000
- --log-facility=-
- --server=/cluster.local/127.0.0.1#10053
- --server=/in-addr.arpa/127.0.0.1#10053
- --server=/ip6.arpa/127.0.0.1#10053
ports:
- containerPort: 53
name: dns
protocol: UDP
- containerPort: 53
name: dns-tcp
protocol: TCP
# see: https://github.com/kubernetes/kubernetes/issues/29055 for details
resources:
requests:
cpu: 150m
memory: 20Mi
volumeMounts:
- name: kube-dns-config
mountPath: /etc/k8s/dns/dnsmasq-nanny
- name: sidecar
image: gcr.io/google_containers/k8s-dns-sidecar-amd64:1.14.4
livenessProbe:
httpGet:
path: /metrics
port: 10054
scheme: HTTP
initialDelaySeconds: 60
timeoutSeconds: 5
successThreshold: 1
failureThreshold: 5
args:
- --v=2
- --logtostderr
- --probe=kubedns,127.0.0.1:10053,kubernetes.default.svc.cluster.local,5,A
- --probe=dnsmasq,127.0.0.1:53,kubernetes.default.svc.cluster.local,5,A
ports:
- containerPort: 10054
name: metrics
protocol: TCP
resources:
requests:
memory: 20Mi
cpu: 10m
dnsPolicy: Default # Don't use cluster DNS.
serviceAccountName: kube-dns
EOF
fi
local TEMPLATE=/srv/kubernetes/manifests/kube-dns-autoscaler-de.yaml
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
kind: ServiceAccount
apiVersion: v1
metadata:
name: kube-dns-autoscaler
namespace: kube-system
labels:
addonmanager.kubernetes.io/mode: Reconcile
---
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
name: kube-dns-autoscaler
namespace: kube-system
labels:
k8s-app: kube-dns-autoscaler
kubernetes.io/cluster-service: "true"
addonmanager.kubernetes.io/mode: Reconcile
spec:
template:
metadata:
labels:
k8s-app: kube-dns-autoscaler
annotations:
scheduler.alpha.kubernetes.io/critical-pod: ''
spec:
containers:
- name: autoscaler
image: gcr.io/google_containers/cluster-proportional-autoscaler-amd64:1.1.2-r2
resources:
requests:
cpu: "20m"
memory: "10Mi"
command:
- /cluster-proportional-autoscaler
- --namespace=kube-system
- --configmap=kube-dns-autoscaler
# Should keep target in sync with cluster/addons/dns/kubedns-controller.yaml.base
- --target=Deployment/kube-dns
# When cluster is using large nodes(with more cores), "coresPerReplica" should dominate.
# If using small nodes, "nodesPerReplica" should dominate.
- --default-params={"linear":{"coresPerReplica":256,"nodesPerReplica":16,"preventSinglePointFailure":true}}
- --logtostderr=true
- --v=2
tolerations:
- key: "CriticalAddonsOnly"
operator: "Exists"
serviceAccountName: kube-dns-autoscaler
EOF
fi
local TEMPLATE=/srv/kubernetes/manifests/kube-dns-svc.yaml
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
apiVersion: v1
kind: Service
metadata:
name: kube-dns
namespace: kube-system
labels:
k8s-app: kube-dns
kubernetes.io/cluster-service: "true"
addonmanager.kubernetes.io/mode: Reconcile
kubernetes.io/name: "KubeDNS"
spec:
selector:
k8s-app: kube-dns
clusterIP: ${DNS_SERVICE_IP}
ports:
- name: dns
port: 53
protocol: UDP
- name: dns-tcp
port: 53
protocol: TCP
EOF
fi
local TEMPLATE=/srv/kubernetes/manifests/heapster-de.yaml
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
apiVersion: v1
kind: ServiceAccount
metadata:
name: heapster
namespace: kube-system
labels:
kubernetes.io/cluster-service: "true"
addonmanager.kubernetes.io/mode: Reconcile
---
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
name: heapster-v1.4.1
namespace: kube-system
labels:
k8s-app: heapster
kubernetes.io/cluster-service: "true"
addonmanager.kubernetes.io/mode: Reconcile
version: v1.4.1
spec:
replicas: 1
selector:
matchLabels:
k8s-app: heapster
version: v1.4.1
template:
metadata:
labels:
k8s-app: heapster
version: v1.4.1
annotations:
scheduler.alpha.kubernetes.io/critical-pod: ''
spec:
containers:
- image: gcr.io/google_containers/heapster-amd64:v1.4.1
name: heapster
livenessProbe:
httpGet:
path: /healthz
port: 8082
scheme: HTTP
initialDelaySeconds: 180
timeoutSeconds: 5
command:
- /heapster
- --source=kubernetes.summary_api:''
- image: gcr.io/google_containers/addon-resizer:1.7
name: heapster-nanny
resources:
limits:
cpu: 50m
memory: 90Mi
requests:
cpu: 50m
memory: 90Mi
env:
- name: MY_POD_NAME
valueFrom:
fieldRef:
fieldPath: metadata.name
- name: MY_POD_NAMESPACE
valueFrom:
fieldRef:
fieldPath: metadata.namespace
command:
- /pod_nanny
- --cpu=80m
- --extra-cpu=4m
- --memory=200Mi
- --extra-memory=4Mi
- --deployment=heapster-v1.4.1
- --container=heapster
- --poll-period=300000
- --estimator=exponential
serviceAccountName: heapster
tolerations:
- key: "CriticalAddonsOnly"
operator: "Exists"
EOF
fi
local TEMPLATE=/srv/kubernetes/manifests/heapster-svc.yaml
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
kind: Service
apiVersion: v1
metadata:
name: heapster
namespace: kube-system
labels:
kubernetes.io/cluster-service: "true"
addonmanager.kubernetes.io/mode: Reconcile
kubernetes.io/name: "Heapster"
spec:
ports:
- port: 80
targetPort: 8082
selector:
k8s-app: heapster
EOF
fi
local TEMPLATE=/srv/kubernetes/manifests/kube-dashboard-de.yaml
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
name: kubernetes-dashboard
namespace: kube-system
labels:
k8s-app: kubernetes-dashboard
kubernetes.io/cluster-service: "true"
addonmanager.kubernetes.io/mode: Reconcile
spec:
selector:
matchLabels:
k8s-app: kubernetes-dashboard
template:
metadata:
labels:
k8s-app: kubernetes-dashboard
annotations:
scheduler.alpha.kubernetes.io/critical-pod: ''
spec:
containers:
- name: kubernetes-dashboard
image: gcr.io/google_containers/kubernetes-dashboard-amd64:v1.6.3
args:
# Uncomment the following line to manually specify Kubernetes API server Host
# If not specified, Dashboard will attempt to auto discover the API server and connect
# to it. Uncomment only if the default does not work.
# - --apiserver-host=http://my-address:port
# https://github.com/kubernetes/dashboard/issues/2180
# Should be resolved with dashboard >= 1.6.3 and kubernetes >= 1.7.4
# and the line below can be removed
- --heapster-host=http://heapster.kube-system:80
resources:
# keep request = limit to keep this container in guaranteed class
limits:
cpu: 100m
memory: 300Mi
requests:
cpu: 100m
memory: 100Mi
ports:
- containerPort: 9090
livenessProbe:
httpGet:
path: /
port: 9090
initialDelaySeconds: 30
timeoutSeconds: 30
tolerations:
- key: "CriticalAddonsOnly"
operator: "Exists"
EOF
fi
local TEMPLATE=/srv/kubernetes/manifests/kube-dashboard-svc.yaml
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
apiVersion: v1
kind: Service
metadata:
name: kubernetes-dashboard
namespace: kube-system
labels:
k8s-app: kubernetes-dashboard
kubernetes.io/cluster-service: "true"
addonmanager.kubernetes.io/mode: Reconcile
spec:
selector:
k8s-app: kubernetes-dashboard
ports:
- port: 80
targetPort: 9090
EOF
fi
local TEMPLATE=/etc/flannel/options.env
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
FLANNELD_IFACE=$ADVERTISE_IP
FLANNELD_ETCD_ENDPOINTS=$ETCD_ENDPOINTS
EOF
fi
local TEMPLATE=/etc/systemd/system/flanneld.service.d/40-ExecStartPre-symlink.conf.conf
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
[Service]
ExecStartPre=/usr/bin/ln -sf /etc/flannel/options.env /run/flannel/options.env
EOF
fi
local TEMPLATE=/etc/systemd/system/docker.service.d/40-flannel.conf
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
[Unit]
Requires=flanneld.service
After=flanneld.service
[Service]
EnvironmentFile=/etc/kubernetes/cni/docker_opts_cni.env
EOF
fi
local TEMPLATE=/etc/kubernetes/cni/docker_opts_cni.env
if [ ! -f $TEMPLATE ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
DOCKER_OPT_BIP=""
DOCKER_OPT_IPMASQ=""
EOF
fi
local TEMPLATE=/etc/kubernetes/cni/net.d/10-flannel.conf
if [ "${USE_CALICO}" = "false" ] && [ ! -f "${TEMPLATE}" ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
{
"name": "podnet",
"type": "flannel",
"delegate": {
"isDefaultGateway": true
}
}
EOF
fi
local TEMPLATE=/srv/kubernetes/manifests/calico.yaml
if [ "${USE_CALICO}" = "true" ]; then
echo "TEMPLATE: $TEMPLATE"
mkdir -p $(dirname $TEMPLATE)
cat << EOF > $TEMPLATE
# Calico Version v2.5.0
# https://docs.projectcalico.org/v2.4/releases#v2.5.0
# This manifest includes the following component versions:
# calico/node:v2.5.0
# calico/cni:v1.10.0
# calico/kube-policy-controller:v0.7.0
apiVersion: v1
kind: ServiceAccount
metadata:
name: calico-policy-controller
namespace: kube-system
---
apiVersion: v1
kind: ServiceAccount
metadata:
name: calico-node
namespace: kube-system
---
# This ConfigMap is used to configure a self-hosted Calico installation.
kind: ConfigMap
apiVersion: v1
metadata:
name: calico-config
namespace: kube-system
data:
# Configure this with the location of your etcd cluster.
etcd_endpoints: "${ETCD_ENDPOINTS}"
# Configure the Calico backend to use.
calico_backend: "bird"
# The CNI network configuration to install on each node.
cni_network_config: |-
{
"name": "k8s-pod-network",
"cniVersion": "0.1.0",
"type": "calico",
"etcd_endpoints": "__ETCD_ENDPOINTS__",
"etcd_key_file": "__ETCD_KEY_FILE__",
"etcd_cert_file": "__ETCD_CERT_FILE__",
"etcd_ca_cert_file": "__ETCD_CA_CERT_FILE__",
"log_level": "info",
"mtu": 1500,
"ipam": {
"type": "calico-ipam"
},
"policy": {
"type": "k8s",
"k8s_api_root": "https://__KUBERNETES_SERVICE_HOST__:__KUBERNETES_SERVICE_PORT__",
"k8s_auth_token": "__SERVICEACCOUNT_TOKEN__"
},
"kubernetes": {
"kubeconfig": "__KUBECONFIG_FILEPATH__"
}
}
# If you're using TLS enabled etcd uncomment the following.
# You must also populate the Secret below with these files.