國內Ubuntu 14.04主機上部署k8s集群


部署結構

  1. 3台虛擬機,其中1台作為master,2台作為minion,都安裝了最新版本的docker engine(目前是1.11.2)
  2. k8s版本是1.3.0

部署步驟

1. 在部署機上下載k8s,並編譯。

部署機需要安裝docker engine(1.11.2)和go(1.6.2)

$git clone https://github.com/kubernetes/kubernetes.git
$cd kubernetes
$make release-skip-tests
$mv _output/release-stage/full/kubernetes/server/kubernetes-server-linux-amd64.tar.gz cluster/ubuntu/

Note

除了linux/amd64,默認還會為其他平台做交叉編譯。為了減少編譯時間,可以修改hack/lib/golang.sh,把KUBE_SERVER_PLATFORMS, KUBE_CLIENT_PLATFORMS和KUBE_TEST_PLATFORMS中除linux/amd64以外的其他平台注釋掉。

2. 下載etcd,flannel安裝包

$ETCD_VERSION=${ETCD_VERSION:-"2.3.1"}
$ETCD="etcd-v${ETCD_VERSION}-linux-amd64"
$curl -L https://github.com/coreos/etcd/releases/download/v${ETCD_VERSION}/${ETCD}.tar.gz -o cluster/ubuntu/etcd.tar.gz
 
$FLANNEL_VERSION=${FLANNEL_VERSION:-"0.5.5"}
$curl -L  https://github.com/coreos/flannel/releases/download/v${FLANNEL_VERSION}/flannel-${FLANNEL_VERSION}-linux-amd64.tar.gz -o cluster/ubuntu/flannel.tar.gz

 3. 解壓縮安裝包

$cd cluster/ubuntu
$mkdir -p binaries/master
$mkdir -p binaries/minion
 
$ tar xzf etcd.tar.gz
$ cp ${ETCD}/etcd ${ETCD}/etcdctl binaries/master
$ echo ${ETCD_VERSION} > binaries/.etcd
 
$tar xzf flannel.tar.gz
$cp flannel-${FLANNEL_VERSION}/flanneld binaries/master
$cp flannel-${FLANNEL_VERSION}/flanneld binaries/minion
$echo ${FLANNEL_VERSION} > binaries/.flannel
 
$KUBE_VERSION=1.3.0
$tar xzf kubernetes-server-linux-amd64.tar.gz
$cp kubernetes/server/bin/kube-apiserver kubernetes/server/bin/kube-controller-manager kubernetes/server/bin/kube-scheduler binaries/master
$cp kubernetes/server/bin/kubelet kubernetes/server/bin/kube-proxy binaries/minion
$cp kubernetes/server/bin/kubectl binaries/
$echo ${KUBE_VERSION} > binaries/.kubernetes

4. 安裝

$ cd ../
 
$export nodes="ubuntu@10.1.9.2 ubuntu@10.1.9.3 ubuntu@10.1.9.4"
$export role="ai i i"
$export NUM_NODES=${NUM_NODES:-3}
$export SERVICE_CLUSTER_IP_RANGE=192.168.3.0/24
$export FLANNEL_NET=172.16.0.0/16
 
$KUBERNETES_PROVIDER=ubuntu ./kube-up.sh


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