k8s全过程

export MASTER_IP=104.207.158.250
export K8S_VERSION=1.2.1
export ETCD_VERSION=2.2.1
export FLANNEL_VERSION=0.5.5
export FLANNEL_IFACE=eth0
export FLANNEL_IPMASQ=true

sudo sh -c 'docker daemon -H unix:///var/run/docker-bootstrap.sock -p /var/run/docker-bootstrap.pid --iptables=false --ip-masq=false --bridge=none --graph=/var/lib/docker-bootstrap 2> /var/log/docker-bootstrap.log 1> /dev/null &'

docker -H unix:///var/run/docker-bootstrap.sock run -d -it \
    --net=host \
    gcr.io/google_containers/etcd-amd64:${ETCD_VERSION} \
    /usr/local/bin/etcd \
        --listen-client-urls=http://127.0.0.1:4001,http://${MASTER_IP}:4001 \
        --advertise-client-urls=http://${MASTER_IP}:4001 \
        --data-dir=/var/etcd/data

docker -H unix:///var/run/docker-bootstrap.sock ps -a 

sudo docker -H unix:///var/run/docker-bootstrap.sock run --rm  \
    --net=host \
    gcr.io/google_containers/etcd-amd64:${ETCD_VERSION} \
    etcdctl set /coreos.com/network/config '{ "Network": "10.1.0.0/16" }'

【【【stop docker】】】

sudo docker -H unix:///var/run/docker-bootstrap.sock run -d --name bootflannel \
    --net=host \
    --privileged \
    -v /dev/net:/dev/net \
    quay.io/coreos/flannel:${FLANNEL_VERSION} \
    /opt/bin/flanneld \
        --ip-masq=${FLANNEL_IPMASQ} \
        --iface=${FLANNEL_IFACE}

sudo docker -H unix:///var/run/docker-bootstrap.sock exec bootflannel cat /run/flannel/subnet.env


DOCKEROPT： --bip=${FLANNEL_SUBNET} --mtu=${FLANNEL_MTU}

sudo /sbin/ifconfig docker0 down
sudo brctl delbr docker0

【【【start docker】】】

sudo docker run \
    --volume=/:/rootfs:ro \
    --volume=/sys:/sys:ro \
    --volume=/var/lib/docker/:/var/lib/docker:rw \
    --volume=/var/lib/kubelet/:/var/lib/kubelet:rw \
    --volume=/var/run:/var/run:rw \
    --net=host \
    --privileged=true \
    --pid=host \
    -d \
    gcr.io/google_containers/hyperkube-amd64:v${K8S_VERSION} \
    /hyperkube kubelet \
        --allow-privileged=true \
        --api-servers=http://localhost:8080 \
        --v=2 \
        --address=0.0.0.0 \
        --enable-server \
        --hostname-override=127.0.0.1 \
        --config=/etc/kubernetes/manifests-multi \
        --containerized \
        --cluster-dns=10.0.0.10 \
        --cluster-domain=cluster.local

WORKER

sudo sh -c 'docker daemon -H unix:///var/run/docker-bootstrap.sock -p /var/run/docker-bootstrap.pid --iptables=false --ip-masq=false --bridge=none --graph=/var/lib/docker-bootstrap 2> /var/log/docker-bootstrap.log 1> /dev/null &'

service docker stop

sudo docker -H unix:///var/run/docker-bootstrap.sock run -d --name bootflannel \
    --net=host \
    --privileged \
    -v /dev/net:/dev/net \
    quay.io/coreos/flannel:${FLANNEL_VERSION} \
    /opt/bin/flanneld \
        --ip-masq=${FLANNEL_IPMASQ} \
        --etcd-endpoints=http://${MASTER_IP}:4001 \
        --iface=${FLANNEL_IFACE}

sudo docker -H unix:///var/run/docker-bootstrap.sock exec bootflannel cat /run/flannel/subnet.env > /etc/default/docker

echo DOCKER_OPTS=\"--bip=${FLANNEL_SUBNET} --mtu=${FLANNEL_MTU}\">>/etc/default/docker

apt-get install -y bridge-utils
ifconfig docker0 down
brctl delbr docker0

service docker start

sudo docker run \
    --volume=/:/rootfs:ro \
    --volume=/sys:/sys:ro \
    --volume=/dev:/dev \
    --volume=/var/lib/docker/:/var/lib/docker:rw \
    --volume=/var/lib/kubelet/:/var/lib/kubelet:rw \
    --volume=/var/run:/var/run:rw \
    --net=host \
    --privileged=true \
    --pid=host \
    -d \
    gcr.io/google_containers/hyperkube-amd64:v${K8S_VERSION} \
    /hyperkube kubelet \
        --allow-privileged=true \
        --api-servers=http://${MASTER_IP}:8080 \
        --v=2 \
        --address=0.0.0.0 \
        --enable-server \
        --containerized \
        --cluster-dns=10.0.0.10 \
        --cluster-domain=cluster.local

sudo docker run -d \
    --net=host \
    --privileged \
    gcr.io/google_containers/hyperkube-amd64:v${K8S_VERSION} \
    /hyperkube proxy \
        --master=http://${MASTER_IP}:8080 \
        --v=2

最后Worker 的Image

gcr.io/google_containers/hyperkube-amd64              v1.2.1              6e7fff866c3a        6 weeks ago         316.7 MB
gcr.io/google_containers/kubernetes-dashboard-amd64   v1.0.1              f33198caac8e        6 weeks ago         44.09 MB
gcr.io/google_containers/pause                        2.0                 2b58359142b0        7 months ago        350.2 kB

root@vultr:~# docker -H unix:///var/run/docker-bootstrap.sock images
REPOSITORY               TAG                 IMAGE ID            CREATED             SIZE
quay.io/coreos/flannel   0.5.5               1343f2599d6c        6 months ago        26.31 MB

nginx                                      latest              3edcc5de5a79        9 days ago          182.8 MB
rancher/server                             latest              f4543a372326        10 days ago         831.1 MB
gcr.io/google_containers/hyperkube-amd64   v1.2.1              6e7fff866c3a        6 weeks ago         316.7 MB
gcr.io/google_containers/pause             2.0                 2b58359142b0        7 months ago        350.2 kB

root@vultr:~# docker -H unix:///var/run/docker-bootstrap.sock images
REPOSITORY                            TAG                 IMAGE ID            CREATED             SIZE
gcr.io/google_containers/etcd-amd64   2.2.1               3ae398308ded        3 months ago        28.19 MB
quay.io/coreos/flannel                0.5.5               1343f2599d6c        6 months ago        26.31 MB