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Merge pull request #10393 from ZJU-SEL/updatek8s

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Bump the ubuntu k8s version to 0.19.3
This commit is contained in:
Marek Grabowski 2015-07-10 07:35:32 +02:00
commit 0c58e8a3f3
8 changed files with 114 additions and 73 deletions
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8
cluster/ubuntu/build.sh
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@ -42,8 +42,10 @@ cp flannel-${FLANNEL_VERSION}/flanneld binaries/minion
# ectd
echo "Download etcd release ..."
ETCD_VERSION=${ETCD_VERSION:-"2.0.9"}
ETCD_VERSION=${ETCD_VERSION:-"2.0.12"}
ETCD="etcd-v${ETCD_VERSION}-linux-amd64"
if [ ! -f etcd.tar.gz ] ; then
curl -L https://github.com/coreos/etcd/releases/download/v${ETCD_VERSION}/${ETCD}.tar.gz -o etcd.tar.gz
tar xzf etcd.tar.gz
@ -53,7 +55,8 @@ cp $ETCD/etcd $ETCD/etcdctl binaries/minion
# k8s
echo "Download kubernetes release ..."
K8S_VERSION=${K8S_VERSION:-"0.18.0"}
K8S_VERSION=${K8S_VERSION:-"0.19.3"}
if [ ! -f kubernetes.tar.gz ] ; then
curl -L https://github.com/GoogleCloudPlatform/kubernetes/releases/download/v${K8S_VERSION}/kubernetes.tar.gz -o kubernetes.tar.gz
tar xzf kubernetes.tar.gz
@ -71,4 +74,5 @@ cp kubernetes/server/kubernetes/server/bin/kubelet \
cp kubernetes/server/kubernetes/server/bin/kubectl binaries/
rm -rf flannel* kubernetes* etcd*
echo "Done! All your commands locate in ./binaries dir"

2
cluster/ubuntu/config-default.sh
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@ -37,7 +37,7 @@ echo $FLANNEL_NET
export FLANNEL_OPTS=${FLANNEL_OPTS:-"Network": 172.16.0.0/16}
# Admission Controllers to invoke prior to persisting objects in cluster
ADMISSION_CONTROL=${ADMISSION_CONTROL:-NamespaceLifecycle,NamespaceAutoProvision,LimitRanger,ServiceAccount,ResourceQuota}
export ADMISSION_CONTROL=NamespaceLifecycle,NamespaceAutoProvision,LimitRanger,ServiceAccount,ResourceQuota
# Optional: Enable node logging.
ENABLE_NODE_LOGGING=false

11
cluster/ubuntu/deployAddons.sh
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@ -19,13 +19,16 @@
set -e
KUBE_ROOT=$(dirname "${BASH_SOURCE}")/../..
source "config-default.sh"
source "util.sh"
detect-master
KUBE_SERVER="http:\/\/${KUBE_MASTER_IP}:8080"
if [ "${ENABLE_CLUSTER_DNS}" == true ]; then
echo "Deploying DNS on kubernetes"
sed -e "s/{{ pillar\['dns_replicas'\] }}/${DNS_REPLICAS}/g;s/{{ pillar\['dns_domain'\] }}/${DNS_DOMAIN}/g" skydns-rc.yaml.template > skydns-rc.yaml
sed -e "s/{{ pillar\['dns_replicas'\] }}/${DNS_REPLICAS}/g;s/{{ pillar\['dns_domain'\] }}/${DNS_DOMAIN}/g;s/kube_server_url/${KUBE_SERVER}/g;" skydns-rc.yaml.template > skydns-rc.yaml
sed -e "s/{{ pillar\['dns_server'\] }}/${DNS_SERVER_IP}/g" skydns-svc.yaml.template > skydns-svc.yaml
# use kubectl to create skydns rc and service
"${KUBE_ROOT}/cluster/kubectl.sh" create -f skydns-rc.yaml
"${KUBE_ROOT}/cluster/kubectl.sh" create -f skydns-svc.yaml
"${KUBE_ROOT}/cluster/kubectl.sh" --namespace=kube-system create -f skydns-rc.yaml
"${KUBE_ROOT}/cluster/kubectl.sh" --namespace=kube-system create -f skydns-svc.yaml
fi

106
cluster/ubuntu/skydns-rc.yaml.template
View File

@ -1,49 +1,61 @@
apiVersion: v1
kind: ReplicationController
apiVersion: v1beta1
id: kube-dns
namespace: kube-system
labels:
k8s-app: kube-dns
kubernetes.io/cluster-service: "true"
desiredState:
replicas: {{ pillar['dns_replicas'] }}
replicaSelector:
metadata:
name: kube-dns-v4
namespace: kube-system
labels:
k8s-app: kube-dns
podTemplate:
labels:
name: kube-dns
k8s-app: kube-dns
kubernetes.io/cluster-service: "true"
desiredState:
manifest:
version: v1beta2
id: kube-dns
dnsPolicy: "Default" # Don't use cluster DNS.
containers:
- name: etcd
image: quay.io/coreos/etcd:v2.0.3
command: [
# entrypoint = "/etcd",
"-listen-client-urls=http://0.0.0.0:2379,http://0.0.0.0:4001",
"-initial-cluster-token=skydns-etcd",
"-advertise-client-urls=http://127.0.0.1:4001",
]
- name: kube2sky
image: gcr.io/google_containers/kube2sky:1.1
command: [
# entrypoint = "/kube2sky",
"-domain={{ pillar['dns_domain'] }}",
]
- name: skydns
image: gcr.io/google_containers/skydns:2015-03-11-001
command: [
# entrypoint = "/skydns",
"-machines=http://localhost:4001",
"-addr=0.0.0.0:53",
"-domain={{ pillar['dns_domain'] }}.",
]
ports:
- name: dns
containerPort: 53
protocol: UDP
version: v4
kubernetes.io/cluster-service: "true"
spec:
replicas: {{ pillar['dns_replicas'] }}
selector:
k8s-app: kube-dns
version: v4
template:
metadata:
labels:
k8s-app: kube-dns
version: v4
kubernetes.io/cluster-service: "true"
spec:
containers:
- name: etcd
image: gcr.io/google_containers/etcd:2.0.9
command:
- /usr/local/bin/etcd
- -listen-client-urls
- http://127.0.0.1:2379,http://127.0.0.1:4001
- -advertise-client-urls
- http://127.0.0.1:2379,http://127.0.0.1:4001
- -initial-cluster-token
- skydns-etcd
- name: kube2sky
image: gcr.io/google_containers/kube2sky:1.10
args:
# command = "/kube2sky"
- -domain={{ pillar['dns_domain'] }}
- -kube_master_url=kube_server_url
- name: skydns
image: gcr.io/google_containers/skydns:2015-03-11-001
args:
# command = "/skydns"
- -machines=http://localhost:4001
- -addr=0.0.0.0:53
- -domain={{ pillar['dns_domain'] }}.
ports:
- containerPort: 53
name: dns
protocol: UDP
- containerPort: 53
name: dns-tcp
protocol: TCP
livenessProbe:
exec:
command:
- /bin/sh
- -c
- nslookup kubernetes.default.svc.{{ pillar['dns_domain'] }} localhost >/dev/null
initialDelaySeconds: 30
timeoutSeconds: 5
dnsPolicy: Default # Don't use cluster DNS.

30
cluster/ubuntu/skydns-svc.yaml.template
View File

@ -1,14 +1,20 @@
apiVersion: v1
kind: Service
apiVersion: v1beta1
id: kube-dns
namespace: kube-system
protocol: UDP
port: 53
portalIP: {{ pillar['dns_server'] }}
containerPort: 53
labels:
k8s-app: kube-dns
metadata:
name: kube-dns
kubernetes.io/cluster-service: "true"
selector:
k8s-app: kube-dns
namespace: kube-system
labels:
k8s-app: kube-dns
kubernetes.io/cluster-service: "true"
kubernetes.io/name: "KubeDNS"
spec:
selector:
k8s-app: kube-dns
clusterIP: {{ pillar['dns_server'] }}
ports:
- name: dns
port: 53
protocol: UDP
- name: dns-tcp
port: 53
protocol: TCP

24
cluster/ubuntu/util.sh
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@ -183,6 +183,16 @@ function verify-minion(){
printf "\n"
}
function genServiceAccountsKey() {
SERVICE_ACCOUNT_LOOKUP=${SERVICE_ACCOUNT_LOOKUP:-false}
SERVICE_ACCOUNT_KEY=${SERVICE_ACCOUNT_KEY:-"/tmp/kube-serviceaccount.key"}
# Generate ServiceAccount key if needed
if [[ ! -f "${SERVICE_ACCOUNT_KEY}" ]]; then
mkdir -p "$(dirname ${SERVICE_ACCOUNT_KEY})"
openssl genrsa -out "${SERVICE_ACCOUNT_KEY}" 2048 2>/dev/null
fi
}
function create-etcd-opts(){
cat <<EOF > ~/kube/default/etcd
ETCD_OPTS="-name $1 \
@ -200,13 +210,17 @@ KUBE_APISERVER_OPTS="--address=0.0.0.0 \
--port=8080 \
--etcd_servers=http://127.0.0.1:4001 \
--logtostderr=true \
--service-cluster-ip-range=${1}"
--service-cluster-ip-range=${1} \
--admission_control=${2} \
--service_account_key_file=/tmp/kube-serviceaccount.key \
--service_account_lookup=false "
EOF
}
function create-kube-controller-manager-opts(){
cat <<EOF > ~/kube/default/kube-controller-manager
KUBE_CONTROLLER_MANAGER_OPTS="--master=127.0.0.1:8080 \
--service_account_private_key_file=/tmp/kube-serviceaccount.key \
--logtostderr=true"
EOF
@ -307,7 +321,7 @@ function detect-minions {
}
# Instantiate a kubernetes cluster on ubuntu
function kube-up {
function kube-up() {
KUBE_ROOT=$(dirname "${BASH_SOURCE}")/../..
source "${KUBE_ROOT}/cluster/ubuntu/${KUBE_CONFIG_FILE-"config-default.sh"}"
@ -361,9 +375,10 @@ function provision-master() {
# remote login to MASTER and use sudo to configue k8s master
ssh $SSH_OPTS -t $MASTER "source ~/kube/util.sh; \
genServiceAccountsKey; \
setClusterInfo; \
create-etcd-opts "${mm[${MASTER_IP}]}" "${MASTER_IP}" "${CLUSTER}"; \
create-kube-apiserver-opts "${SERVICE_CLUSTER_IP_RANGE}"; \
create-kube-apiserver-opts "${SERVICE_CLUSTER_IP_RANGE}" "${ADMISSION_CONTROL}"; \
create-kube-controller-manager-opts "${MINION_IPS}"; \
create-kube-scheduler-opts; \
create-flanneld-opts; \
@ -402,8 +417,9 @@ function provision-masterandminion() {
# remote login to the node and use sudo to configue k8s
ssh $SSH_OPTS -t $MASTER "source ~/kube/util.sh; \
setClusterInfo; \
genServiceAccountsKey; \
create-etcd-opts "${mm[${MASTER_IP}]}" "${MASTER_IP}" "${CLUSTER}"; \
create-kube-apiserver-opts "${SERVICE_CLUSTER_IP_RANGE}"; \
create-kube-apiserver-opts "${SERVICE_CLUSTER_IP_RANGE}" "${ADMISSION_CONTROL}"; \
create-kube-controller-manager-opts "${MINION_IPS}"; \
create-kube-scheduler-opts; \
create-kubelet-opts "${MASTER_IP}" "${MASTER_IP}" "${DNS_SERVER_IP}" "${DNS_DOMAIN}";

2
docs/getting-started-guides/README.md
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@ -33,7 +33,7 @@ Joyent | Juju | Ubuntu | flannel | [docs](../../docs/g
AWS | Saltstack | Ubuntu | OVS | [docs](../../docs/getting-started-guides/aws.md) | | Community (@justinsb) | Uses K8s version 0.5.0
Vmware | CoreOS | CoreOS | flannel | [docs](../../docs/getting-started-guides/coreos.md) | | Community (@kelseyhightower) | Uses K8s version 0.15.0
Azure | Saltstack | Ubuntu | OpenVPN | [docs](../../docs/getting-started-guides/azure.md) | | Community |
Bare-metal | custom | Ubuntu | flannel | [docs](../../docs/getting-started-guides/ubuntu.md) | | Community (@resouer @WIZARD-CXY) | use k8s version 0.18.0
Bare-metal | custom | Ubuntu | flannel | [docs](../../docs/getting-started-guides/ubuntu.md) | | Community (@resouer @WIZARD-CXY) | use k8s version 0.19.3
Local | | | _none_ | [docs](../../docs/getting-started-guides/locally.md) | | Community (@preillyme) |
libvirt/KVM | CoreOS | CoreOS | libvirt/KVM | [docs](../../docs/getting-started-guides/libvirt-coreos.md) | | Community (@lhuard1A) |
oVirt | | | | [docs](../../docs/getting-started-guides/ovirt.md) | | Community (@simon3z) |

4
docs/getting-started-guides/ubuntu.md
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@ -22,7 +22,7 @@ This document describes how to deploy kubernetes on ubuntu nodes, including 1 ma
*3 These guide is tested OK on Ubuntu 14.04 LTS 64bit server, but it should also work on most Ubuntu versions*
*4 Dependences of this guide: etcd-2.0.9, flannel-0.4.0, k8s-0.18.0, but it may work with higher versions*
*4 Dependences of this guide: etcd-2.0.12, flannel-0.4.0, k8s-0.19.3, but it may work with higher versions*
*5 All the remote servers can be ssh logged in without a password by using key authentication*
@ -35,7 +35,7 @@ then `$ cd kubernetes/cluster/ubuntu`.
Then run `$ ./build.sh`, this will download all the needed binaries into `./binaries`.
You can customize your etcd version, flannel version, k8s version by changing variable `ETCD_VERSION` , `FLANNEL_VERSION` and `K8S_VERSION` in build.sh, default etcd version is 2.0.9, flannel version is 0.4.0 and K8s version is 0.18.0.
You can customize your etcd version, flannel version, k8s version by changing variable `ETCD_VERSION` , `FLANNEL_VERSION` and `K8S_VERSION` in build.sh, default etcd version is 2.0.12, flannel version is 0.4.0 and K8s version is 0.19.3.
Please make sure that there are `kube-apiserver`, `kube-controller-manager`, `kube-scheduler`, `kubelet`, `kube-proxy`, `etcd`, `etcdctl` and `flannel` in the binaries/master or binaries/minion directory.