mirror of https://github.com/easzlab/kubeasz.git
重写容器化运行kubeasz的脚本
gjmzj
parent
3299c3beed
commit
d519f55056
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@ -0,0 +1,269 @@
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#!/bin/bash
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set -o nounset
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set -o errexit
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set -o xtrace
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function install_docker() {
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systemctl status docker|grep Active|grep -q running && { echo "[WARN] dockerd already running!"; return 0; }
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systemctl status containerd|grep Active|grep -q running && { echo "[ERROR] containerd running, but unsupported!"; exit 1; }
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mkdir -p /opt/kube/bin /etc/docker
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echo "[INFO] downloading docker $DOCKER_VER"
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wget -c https://mirrors.tuna.tsinghua.edu.cn/docker-ce/linux/static/stable/x86_64/docker-$DOCKER_VER.tgz
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tar zxf docker-$DOCKER_VER.tgz
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mv docker/* /opt/kube/bin
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rm -rf docker*
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ln -sf /opt/kube/bin/docker /bin
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echo "[INFO] generate docker service file"
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echo '[Unit]
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Description=Docker Application Container Engine
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Documentation=http://docs.docker.io
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[Service]
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Environment="PATH=/opt/kube/bin:/bin:/sbin:/usr/bin:/usr/sbin"
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ExecStart=/opt/kube/bin/dockerd
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ExecStartPost=/sbin/iptables -I FORWARD -s 0.0.0.0/0 -j ACCEPT
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ExecReload=/bin/kill -s HUP $MAINPID
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Restart=on-failure
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RestartSec=5
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LimitNOFILE=infinity
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LimitNPROC=infinity
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LimitCORE=infinity
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Delegate=yes
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KillMode=process
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[Install]
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WantedBy=multi-user.target' > /etc/systemd/system/docker.service
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echo "[INFO] generate docker config file"
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echo '{
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"registry-mirrors": [
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"https://dockerhub.azk8s.cn",
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"https://docker.mirrors.ustc.edu.cn",
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"http://hub-mirror.c.163.com"
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],
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"max-concurrent-downloads": 10,
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"log-driver": "json-file",
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"log-level": "warn",
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"log-opts": {
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"max-size": "10m",
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"max-file": "3"
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},
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"data-root": "/var/lib/docker"
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}' > /etc/docker/daemon.json
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echo "[INFO] enable and start docker"
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systemctl enable docker
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systemctl daemon-reload && systemctl restart docker
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}
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function get_kubeasz() {
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if [ -d "/etc/ansible/roles/kube-node" ];then
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echo "[WARN] kubeasz already Initialized."
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else
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echo "[INFO] downloading kubeasz $KUBEASZ_VER"
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rm -rf /etc/ansible
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docker pull easzlab/kubeasz:$KUBEASZ_VER
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echo "[INFO] run a temporary container"
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docker run -d --name temp_easz easzlab/kubeasz:$KUBEASZ_VER
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echo "[INFO] init kubeasz code"
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docker cp temp_easz:/etc/ansible /etc/ansible
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echo "[INFO] stop&remove temporary container"
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docker rm -f temp_easz
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fi
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}
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function get_k8s_bin() {
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if [ -f "/etc/ansible/bin/kubelet" ];then
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echo "[WARN] kubernetes:$K8S_BIN_VER binaries already existed."
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else
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echo "[INFO] downloading kubernetes:$K8S_BIN_VER binaries"
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docker pull easzlab/kubeasz-k8s-bin:$K8S_BIN_VER
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echo "[INFO] run a temporary container"
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docker run -d --name temp_k8s_bin easzlab/kubeasz-k8s-bin:$K8S_BIN_VER
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echo "[INFO] cp k8s binaries"
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docker cp temp_k8s_bin:/k8s /k8s_bin && mv /k8s_bin/* /etc/ansible/bin
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echo "[INFO] stop&remove temporary container"
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docker rm -f temp_k8s_bin
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fi
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}
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function get_ext_bin() {
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if [ -f "/etc/ansible/bin/etcdctl" ];then
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echo "[WARN] extral binaries already existed."
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else
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echo "[INFO] downloading extral binaries kubeasz-ext-bin:$EXT_BIN_VER"
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docker pull easzlab/kubeasz-ext-bin:$EXT_BIN_VER
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echo "[INFO] run a temporary container"
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docker run -d --name temp_ext_bin easzlab/kubeasz-ext-bin:$EXT_BIN_VER
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echo "[INFO] cp extral binaries"
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docker cp temp_ext_bin:/extra /extra_bin && mv /extra_bin/* /etc/ansible/bin
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echo "[INFO] stop&remove temporary container"
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docker rm -f temp_ext_bin
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chmod +x /etc/ansible/bin/*
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fi
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}
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function get_offline_image() {
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calicoVer=v3.4.4
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corednsVer=1.5.0
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dashboardVer=v1.10.1
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flannelVer=v0.11.0-amd64
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heapsterVer=v1.5.4
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metricsVer=v0.3.2
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pauseVer=3.1
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traefikVer=v1.7.12
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imageDir=/etc/ansible/down
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[ -d "$imageDir" ] || { echo "[ERROR] $imageDir not existed!"; exit 1; }
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if [ ! -f "$imageDir/calico_${calicoVer}.tar" ];then
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docker pull calico/cni:$calicoVer
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docker pull calico/kube-controllers:$calicoVer
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docker pull calico/node:$calicoVer
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docker save -o $imageDir/calico_${calicoVer}.tar calico/cni:$calicoVer calico/kube-controllers:$calicoVer calico/node:$calicoVer
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fi
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if [ ! -f "$imageDir/coredns_${corednsVer}.tar" ];then
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docker pull coredns/coredns:$corednsVer
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docker save -o $imageDir/coredns_${corednsVer}.tar coredns/coredns:$corednsVer
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fi
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if [ ! -f "$imageDir/dashboard_${dashboardVer}.tar" ];then
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docker pull mirrorgooglecontainers/kubernetes-dashboard-amd64:$dashboardVer
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docker save -o $imageDir/dashboard_${dashboardVer}.tar mirrorgooglecontainers/kubernetes-dashboard-amd64:$dashboardVer
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fi
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if [ ! -f "$imageDir/flannel_${flannelVer}.tar" ];then
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docker pull easzlab/flannel:$flannelVer
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docker save -o $imageDir/flannel_${flannelVer}.tar easzlab/flannel:$flannelVer
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fi
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if [ ! -f "$imageDir/heapster_${heapsterVer}.tar" ];then
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docker pull mirrorgooglecontainers/heapster-amd64:$heapsterVer
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docker save -o $imageDir/heapster_${heapsterVer}.tar mirrorgooglecontainers/heapster-amd64:$heapsterVer
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fi
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if [ ! -f "$imageDir/metrics-server_${metricsVer}.tar" ];then
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docker pull mirrorgooglecontainers/metrics-server-amd64:$metricsVer
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docker save -o $imageDir/metrics-server_${metricsVer}.tar mirrorgooglecontainers/metrics-server-amd64:$metricsVer
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fi
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if [ ! -f "$imageDir/pause_${pauseVer}.tar" ];then
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docker pull mirrorgooglecontainers/pause-amd64:$pauseVer
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docker save -o $imageDir/pause_${pauseVer}.tar mirrorgooglecontainers/pause-amd64:$pauseVer
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fi
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if [ ! -f "$imageDir/traefik_${traefikVer}.tar" ];then
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docker pull traefik:$traefikVer
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docker save -o $imageDir/traefik_${traefikVer}.tar traefik:$traefikVer
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fi
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}
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function download_all() {
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install_docker
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get_kubeasz
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get_k8s_bin
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get_ext_bin
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get_offline_image
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}
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function start_kubeasz_docker() {
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if [ ! -d "/etc/ansible/roles/kube-node" ];then
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echo "[ERROR] not initialized. try 'easzup -D' first."
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exit 1
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fi
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# get host's IP
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host_if=$(ip route|grep default|cut -d' ' -f5)
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host_ip=$(ip a|grep $host_if|awk 'NR==2{print $2}'|cut -d'/' -f1)
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echo "[INFO] get host IP: $host_ip"
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# run kubeasz docker container
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echo "[INFO] run kubeasz in a container"
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docker run --detach \
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--name kubeasz \
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--restart always \
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--env HOST_IP=$host_ip \
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--volume /etc/ansible:/etc/ansible \
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--volume /root/.kube:/root/.kube \
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--volume /root/.ssh/id_rsa:/root/.ssh/id_rsa:ro \
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--volume /root/.ssh/id_rsa.pub:/root/.ssh/id_rsa.pub:ro \
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--volume /root/.ssh/known_hosts:/root/.ssh/known_hosts:ro \
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easzlab/kubeasz:$KUBEASZ_VER
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}
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function clean_container() {
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echo "[INFO] clean all running containers"
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docker ps -a|awk 'NR>1{print $1}'|xargs docker rm -f
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}
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function usage() {
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cat <<EOF
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Usage: $0 [options] [args]
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option: -{DdekSz}
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-C stop&clean all containers
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-D download all into /etc/ansible
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-S start kubeasz in a container
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-d <ver> set docker-ce version, default 18.09.6
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-e <ver> set kubeasz-ext-bin version, default 0.3.0
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-k <ver> set kubeasz-k8s-bin version, default v1.14.3
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-z <ver> set kubeasz version, default 1.3.0
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see more at https://github.com/kubeasz/dockerfiles
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EOF
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}
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function process_cmd() {
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echo -e "[INFO] \033[33mAction begin\033[0m : $ACTION"
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$ACTION || { echo -e "[ERROR] \033[31mAction failed\033[0m : $ACTION"; return 1; }
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echo -e "[INFO] \033[32mAction successed\033[0m : $ACTION"
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}
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### Main Lines ##################################################
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if readlink /proc/$$/exe | grep -q "dash"; then
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echo "[ERROR] This script needs to be run with bash, not sh"
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exit 1
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fi
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if [[ "$EUID" -ne 0 ]]; then
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echo "[ERROR] Sorry, you need to run this as root"
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exit 1
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fi
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[ "$#" -gt 0 ] || { usage >&2; exit 2; }
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# default version, can be overridden by cmd line options
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export DOCKER_VER=18.09.6
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export KUBEASZ_VER=1.2.0
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export K8S_BIN_VER=v1.14.3
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export EXT_BIN_VER=0.3.0
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ACTION=""
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while getopts "CDSd:e:k:z:" OPTION; do
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case $OPTION in
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C)
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ACTION="clean_container"
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;;
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D)
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ACTION="download_all"
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;;
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S)
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ACTION="start_kubeasz_docker"
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;;
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d)
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export DOCKER_VER=$OPTARG
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;;
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e)
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export EXT_BIN_VER=$OPTARG
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;;
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k)
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export K8S_BIN_VER=$OPTARG
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;;
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z)
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export KUBEASZ_VER=$OPTARG
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;;
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?)
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usage
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exit 1
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;;
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esac
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done
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process_cmd
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@ -1,72 +0,0 @@
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#!/bin/bash
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set -o nounset
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set -o errexit
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function usage() {
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cat <<EOF
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Usage:
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kubeasz-docker start <kubeasz_ver> To start a kubeasz(tagged) container
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kubeasz-docker clean To stop and remove all running containers
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EOF
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}
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function start_kubeasz_docker() {
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# kubeasz docker version
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KUBEASZ_DOCKER_VER=jmgao1983/kubeasz:$1
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echo "[INFO] VERSION $KUBEASZ_DOCKER_VER"
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# init host dir
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if [ -d "/etc/ansible/roles/" ];then
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echo "[WARN] aleady Initialized."
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else
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rm -rf /etc/ansible
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echo "[INFO] run a temporary container"
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docker run -d --name temp_easz $KUBEASZ_DOCKER_VER
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echo "[INFO] init host kubeasz directory"
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docker cp temp_easz:/etc/ansible /etc/ansible
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echo "[INFO] stop&remove temporary container"
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docker rm -f temp_easz
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fi
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# get host's IP
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host_if=$(ip route|grep default|cut -d' ' -f5)
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host_ip=$(ip a|grep $host_if|awk 'NR==2{print $2}'|cut -d'/' -f1)
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echo "[INFO] get host IP: $host_ip"
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# run kubeasz docker container
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echo "[INFO] run kubeasz in a container"
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docker run --detach \
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--name kubeasz \
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--restart always \
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--env HOST_IP=$host_ip \
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--volume /etc/ansible:/etc/ansible \
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--volume /root/.kube:/root/.kube \
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--volume /root/.ssh/id_rsa:/root/.ssh/id_rsa:ro \
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--volume /root/.ssh/id_rsa.pub:/root/.ssh/id_rsa.pub:ro \
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--volume /root/.ssh/known_hosts:/root/.ssh/known_hosts:ro \
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$KUBEASZ_DOCKER_VER
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}
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function clean_container() {
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echo "[INFO] clean all running containers"
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docker ps -a|awk 'NR>1{print $1}'|xargs docker rm -f
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}
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[ "$#" -gt 0 ] || { start_kubeasz_docker stable; exit 0; }
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case "$1" in
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(start)
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[ "$#" -gt 1 ] || { usage >&2; exit 2; }
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start_kubeasz_docker $2
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;;
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(clean)
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clean_container
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;;
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(*)
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usage
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exit 0
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;;
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esac
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