/
master.yaml
379 lines (369 loc) · 11.5 KB
/
master.yaml
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#!cloud-config # https://coreos.com/os/docs/latest/cloud-config.html
---
hostname: ${NODE_NAME}
users:
- name: "dockerwho"
passwd: "110uOUNBSWaybBvhQ6JcTNyC/bV37Aj2LnZQi0zRf1v9KTP6KNdKQ4clZLgzzCoqU168lOTudZHQcRiDp+a2cxY1zQbzLQ4QGgFFiPSE2NpSX/4JrTHViIQMhZ2sAePdfrXHsJVJvfgV299XqqrW8KVlflmjRkezefK0kF0wekg="
groups:
- "sudo"
- "docker"
ssh_authorized_keys:
- ${PUB_RSA}
coreos:
update:
group: alpha
reboot-strategy: off
etcd2:
name: ${NODE_NAME}
advertise-client-urls: "http://${NODE_IP}:2379"
initial-cluster: "${ETCD_ENDPOINTS}"
initial-cluster-token: k8s-etcd-cluster
initial-cluster-state: new
initial-advertise-peer-urls: "http://${NODE_IP}:2380"
listen-peer-urls: "http://0.0.0.0:2380"
listen-client-urls: "http://0.0.0.0:2379"
units:
- name: 10-static.network
content: |
[Match]
Name=${NET_IFACE}
[Network]
Address=${NODE_IP}/24
Gateway=${NODE_GATEWAY}
DNS=8.8.8.8
- name: etcd.service
mask: true
- name: etcd2.service
command: start
- name: flanneld.service
command: start
drop-ins:
- name: 50-network-config.conf
content: |
[Unit]
Requires=etcd2.service
[Service]
ExecStartPre=/usr/bin/etcdctl set /coreos.com/network/config '{"Network":"${POD_NETWORK}","SubnetLen":20,"Backend": {"Type": "vxlan"} }'
- name: docker.socket
command: start
- name: docker-tcp.socket
command: start
enable: true
content: |
[Unit]
Description=Docker Socket for the API
[Socket]
ListenStream=2375
Service=docker.service
BindIPv6Only=both
[Install]
WantedBy=sockets.target
- name: docker.service
drop-ins:
- name: 10-require-flannel.conf
content: |
[Unit]
Requires=flanneld.service
After=flanneld.service
- name: 50-change-options.conf
content: |
[Service]
Environment='DOCKER_OPTS=-s=overlay --insecure-registry="0.0.0.0/0" --iptables=false --log-level=warn'
- name: kubelet.service
command: start
enable: true
content: |
[Service]
ExecStartPre=/usr/bin/mkdir -p /etc/kubernetes/manifests
ExecStartPre=/opt/bin/download-k8s-binary kubelet
ExecStart=/opt/bin/kubelet \
--api-servers=http://127.0.0.1:8080 \
--register-node=true \
--allow-privileged=true \
--config=/etc/kubernetes/manifests \
--hostname-override=${NODE_IP} \
--cluster-dns=${DNS_SERVICE_IP} \
--cluster-domain=cluster.local \
--cadvisor-port=4194 \
--healthz-bind-address=0.0.0.0 \
--max-pods=300 \
--healthz-port=10248 \
--host_network_sources="*" \
--register-node=false
Restart=always
RestartSec=10
[Install]
WantedBy=multi-user.target
- name: k8s-manifest.service
command: start
content: |
[Service]
Type=oneshot
RemainAfterExit=yes
ExecStartPre=/usr/bin/mkdir -p /etc/kubernetes
ExecStart=/usr/bin/tar -xpvf /etc/kubernetes/manifests.tar.gz -C /etc/kubernetes
- name: disable-transparent-huge-pages.service
command: start
content: |
[Unit]
Description=Disable Transparent Huge Pages
[Service]
Type=oneshot
ExecStart=/bin/sh -c "until (echo 'Waiting for sys mount...' && cat /sys/kernel/mm/transparent_hugepage/enabled >/dev/null 2>&1); do sleep 1; done"
ExecStart=/bin/sh -c "echo never | tee /sys/kernel/mm/transparent_hugepage/enabled >/dev/null 2>&1"
ExecStart=/bin/sh -c "echo never | tee /sys/kernel/mm/transparent_hugepage/defrag >/dev/null 2>&1"
- name: wait-apiserver.service
command: start
enable: true
content: |
[Unit]
Description=Wait for apiserver
[Service]
Type=oneshot
RemainAfterExit=yes
ExecStartPre=/opt/bin/wupiao 127.0.0.1:8080
ExecStart=/bin/sh -c 'curl --silent -XPOST -d @/etc/kubernetes/manifests/kube-system.json http://127.0.0.1:8080/api/v1/namespaces'
write_files:
- path: /etc/kubernetes/manifests/kube-apiserver.yaml
permissions: '0644'
content: |
apiVersion: v1
kind: Pod
metadata:
name: kube-apiserver
namespace: kube-system
spec:
hostNetwork: true
containers:
- name: kube-apiserver
image: ${HYPERKUBE_IMAGE}:${K8S_VER}
command:
- /hyperkube
- apiserver
- --advertise-address=${NODE_START_IP}
- --bind-address=0.0.0.0
- --etcd-servers=${ETCD_URL}
- --allow-privileged=true
- --service-cluster-ip-range=${SERVICE_IP_RANGE}
- --secure-port=443
- --admission-control=NamespaceLifecycle,NamespaceExists,LimitRanger,SecurityContextDeny,ServiceAccount,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=true,extensions/v1beta1/daemonsets=true,extensions/v1beta1/thirdpartyresource=true
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
- path: /etc/kubernetes/manifests/kube-controller-manager.yaml
permissions: '0644'
content: |
apiVersion: v1
kind: Pod
metadata:
name: kube-controller-manager
namespace: kube-system
spec:
containers:
- name: kube-controller-manager
image: ${HYPERKUBE_IMAGE}:${K8S_VER}
command:
- /hyperkube
- controller-manager
- --master=http://127.0.0.1:8080
- --service-account-private-key-file=/etc/kubernetes/ssl/apiserver-key.pem
- --root-ca-file=/etc/kubernetes/ssl/ca.pem
livenessProbe:
httpGet:
host: 127.0.0.1
path: /healthz
port: 10252
initialDelaySeconds: 15
timeoutSeconds: 1
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
- path: /etc/kubernetes/manifests/kube-podmaster.yaml
permissions: '0644'
content: |
apiVersion: v1
kind: Pod
metadata:
name: kube-podmaster
namespace: kube-system
spec:
hostNetwork: true
containers:
- name: scheduler-elector
image: gcr.io/google_containers/podmaster:1.1
command:
- /podmaster
- --etcd-servers=${ETCD_URL}
- --key=scheduler
- --whoami=${NODE_IP}
- --source-file=/src/manifests/kube-scheduler.yaml
- --dest-file=/dst/manifests/kube-scheduler.yaml
volumeMounts:
- mountPath: /src/manifests
name: manifest-src
readOnly: true
- mountPath: /dst/manifests
name: manifest-dst
- name: controller-manager-elector
image: gcr.io/google_containers/podmaster:1.1
command:
- /podmaster
- --etcd-servers=${ETCD_URL}
- --key=controller
- --whoami=${NODE_IP}
- --source-file=/src/manifests/kube-controller-manager.yaml
- --dest-file=/dst/manifests/kube-controller-manager.yaml
terminationMessagePath: /dev/termination-log
volumeMounts:
- mountPath: /src/manifests
name: manifest-src
readOnly: true
- mountPath: /dst/manifests
name: manifest-dst
volumes:
- hostPath:
path: /srv/kubernetes/manifests
name: manifest-src
- hostPath:
path: /etc/kubernetes/manifests
name: manifest-dst
- path: /etc/kubernetes/manifests/kube-scheduler.yaml
permissions: '0644'
content: |
apiVersion: v1
kind: Pod
metadata:
name: kube-scheduler
namespace: kube-system
spec:
hostNetwork: true
containers:
- name: kube-scheduler
image: ${HYPERKUBE_IMAGE}:${K8S_VER}
command:
- /hyperkube
- scheduler
- --master=http://127.0.0.1:8080
livenessProbe:
httpGet:
host: 127.0.0.1
path: /healthz
port: 10251
initialDelaySeconds: 15
timeoutSeconds: 1
- path: /etc/kubernetes/manifests/kube-system.json
permissions: '0644'
content: |
{
"apiVersion": "v1",
"kind": "Namespace",
"metadata": {
"name": "kube-system"
}
}
- path: /etc/kubernetes/ssl/ca.pem
permissions: "0644"
owner: "root"
encoding: "base64"
content: |
${CA_PEM}
- path: /etc/kubernetes/ssl/apiserver-key.pem
permissions: "0644"
owner: "root"
encoding: "base64"
content: |
${APISERVER_KEY_PEM}
- path: /etc/kubernetes/ssl/apiserver.pem
permissions: "0644"
owner: "root"
encoding: "base64"
content: |
${APISERVER_PEM}
- path: /etc/kubernetes/manifests.tar.gz
permissions: "0644"
owner: "root"
encoding: "base64"
content: |
${MANIFESTS}
- path: /etc/systemd/coredump.conf
content: |
[Coredump]
Storage=none
- path: /etc/profile.d/nse-function.sh
permissions: '0755'
owner: core
content: |
function nse() {
docker exec -it $1 bash
}
- path: /home/core/.toolboxrc
owner: core
content: |
TOOLBOX_DOCKER_IMAGE=alpine
TOOLBOX_DOCKER_TAG=3.2
TOOLBOX_USER=root
- path: /opt/bin/download-k8s-binary
permissions: '0755'
content: |
#!/bin/bash
FILE=$1
if [ ! -f /opt/bin/$FILE ]; then
curl -sSL -o /opt/bin/$FILE https://storage.googleapis.com/kubernetes-release/release/${K8S_VER}/bin/linux/amd64/$FILE
chmod +x /opt/bin/$FILE
else
# we check the version of the binary
INSTALLED_VERSION=$(/opt/bin/$FILE --version=true)
MATCH=$(echo "$INSTALLED_VERSION" | grep -c "${K8S_VER}")
if [ $MATCH -eq 0 ]; then
# the version is different
curl -sSL -o /opt/bin/$FILE https://storage.googleapis.com/kubernetes-release/release/${K8S_VER}/bin/linux/amd64/$FILE
chmod +x /opt/bin/$FILE
fi
fi
- path: /opt/bin/wupiao
permissions: '0755'
owner: core
content: |
#!/usr/bin/env bash
# [w]ait [u]ntil [p]ort [i]s [a]ctually [o]pen
[ -n "$1" ] && \
until curl -o /dev/null -sIf http://$1; do \
sleep 1 && echo .;
done;
exit $?
manage_etc_hosts: "localhost"