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kubeasz
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#!/bin/bash
#--------------------------------------------------
# This script is used for:
# 1. to download the scripts/binaries/images needed for installing a k8s cluster with kubeasz
# 2. to run kubeasz in a container (recommended)
# @author: gjmzj
# @usage: ./ezdown
# @repo: https://github.com/easzlab/kubeasz
#--------------------------------------------------
set -o nounset
set -o errexit
set -o pipefail
#set -o xtrace
# default settings, can be overridden by cmd line options, see usage
DOCKER_VER=20.10.22
KUBEASZ_VER=3.5.3
K8S_BIN_VER=v1.26.4
EXT_BIN_VER=1.7.1
SYS_PKG_VER=0.5.2
HARBOR_VER=v2.6.3
REGISTRY_MIRROR=CN
# images downloaded by default(with '-D')
calicoVer=v3.24.5
dnsNodeCacheVer=1.22.13
corednsVer=1.9.3
dashboardVer=v2.7.0
dashboardMetricsScraperVer=v1.0.8
metricsVer=v0.5.2
pauseVer=3.9
# images not downloaded by default(only download with '-X')
ciliumVer=1.12.4
flannelVer=v0.19.2
nfsProvisionerVer=v4.0.2
promChartVer=39.11.0
# images not downloaded
kubeRouterVer=v0.3.1
kubeOvnVer=v1.5.3
function usage() {
echo -e "\033[33mUsage:\033[0m ezdown [options] [args]"
cat <<EOF
option:
-C stop&clean all local containers
-D download default binaries/images into "$BASE"
-P download system packages for offline installing
-R download Registry(harbor) offline installer
-S start kubeasz in a container
-X download extra images
-a <arc> set architecture, default auto-detected by (uname -m)
-d <ver> set docker-ce version, default "$DOCKER_VER"
-e <ver> set kubeasz-ext-bin version, default "$EXT_BIN_VER"
-k <ver> set kubeasz-k8s-bin version, default "$K8S_BIN_VER"
-m <str> set docker registry mirrors, default "CN"(used in Mainland,China)
-p <ver> set kubeasz-sys-pkg version, default "$SYS_PKG_VER"
-z <ver> set kubeasz version, default "$KUBEASZ_VER"
EOF
}
function logger() {
TIMESTAMP=$(date +'%Y-%m-%d %H:%M:%S')
case "$1" in
debug)
echo -e "$TIMESTAMP \033[36mDEBUG\033[0m $2"
;;
info)
echo -e "$TIMESTAMP \033[32mINFO\033[0m $2"
;;
warn)
echo -e "$TIMESTAMP \033[33mWARN\033[0m $2"
;;
error)
echo -e "$TIMESTAMP \033[31mERROR\033[0m $2"
;;
*)
;;
esac
}
function download_docker() {
if [[ "$REGISTRY_MIRROR" == CN ]];then
DOCKER_URL="https://mirrors.tuna.tsinghua.edu.cn/docker-ce/linux/static/stable/${ARCH}/docker-${DOCKER_VER}.tgz"
else
DOCKER_URL="https://download.docker.com/linux/static/stable/${ARCH}/docker-${DOCKER_VER}.tgz"
fi
if [[ -f "$BASE/down/docker-${DOCKER_VER}.tgz" ]];then
logger warn "docker binaries already existed"
else
logger info "downloading docker binaries, arch:$ARCH, version:$DOCKER_VER"
if [[ -e /usr/bin/wget ]];then
wget -c --no-check-certificate "$DOCKER_URL" || { logger error "downloading docker failed"; exit 1; }
else
curl -k -C- -O --retry 3 "$DOCKER_URL" || { logger error "downloading docker failed"; exit 1; }
fi
mv -f "./docker-$DOCKER_VER.tgz" "$BASE/down"
fi
tar zxf "$BASE/down/docker-$DOCKER_VER.tgz" -C "$BASE/down" && \
cp -f "$BASE"/down/docker/* "$BASE/bin" && \
mv -f "$BASE"/down/docker/* /opt/kube/bin && \
ln -sf /opt/kube/bin/docker /bin/docker
}
function install_docker() {
# check if a container runtime is already installed
systemctl status docker|grep Active|grep -q running && { logger warn "docker is already running."; return 0; }
logger debug "generate docker service file"
cat > /etc/systemd/system/docker.service << EOF
[Unit]
Description=Docker Application Container Engine
Documentation=http://docs.docker.io
[Service]
Environment="PATH=/opt/kube/bin:/bin:/sbin:/usr/bin:/usr/sbin"
ExecStart=/opt/kube/bin/dockerd
ExecStartPost=/sbin/iptables -I FORWARD -s 0.0.0.0/0 -j ACCEPT
ExecReload=/bin/kill -s HUP \$MAINPID
Restart=on-failure
RestartSec=5
LimitNOFILE=infinity
LimitNPROC=infinity
LimitCORE=infinity
Delegate=yes
KillMode=process
[Install]
WantedBy=multi-user.target
EOF
# configuration for dockerd
mkdir -p /etc/docker
DOCKER_VER_MAIN=$(echo "$DOCKER_VER"|cut -d. -f1)
CGROUP_DRIVER="cgroupfs"
((DOCKER_VER_MAIN>=20)) && CGROUP_DRIVER="systemd"
logger debug "generate docker config: /etc/docker/daemon.json"
if [[ "$REGISTRY_MIRROR" == CN ]];then
logger debug "prepare register mirror for $REGISTRY_MIRROR"
cat > /etc/docker/daemon.json << EOF
{
"exec-opts": ["native.cgroupdriver=$CGROUP_DRIVER"],
"registry-mirrors": [
"https://docker.nju.edu.cn/",
"https://kuamavit.mirror.aliyuncs.com"
],
"insecure-registries": ["http://easzlab.io.local:5000"],
"max-concurrent-downloads": 10,
"log-driver": "json-file",
"log-level": "warn",
"log-opts": {
"max-size": "10m",
"max-file": "3"
},
"data-root": "/var/lib/docker"
}
EOF
else
logger debug "standard config without registry mirrors"
cat > /etc/docker/daemon.json << EOF
{
"exec-opts": ["native.cgroupdriver=$CGROUP_DRIVER"],
"insecure-registries": ["http://easzlab.io.local:5000"],
"max-concurrent-downloads": 10,
"log-driver": "json-file",
"log-level": "warn",
"log-opts": {
"max-size": "10m",
"max-file": "3"
},
"data-root": "/var/lib/docker"
}
EOF
fi
# docker proxy setting
http_proxy=${http_proxy:-}
HTTP_PROXY=${HTTP_PROXY:-$http_proxy}
https_proxy=${https_proxy:-}
HTTPS_PROXY=${HTTPS_PROXY:-$https_proxy}
USE_PROXY=0
CONFIG="[Service]\n"
if [[ ! -z ${HTTP_PROXY} ]]; then
USE_PROXY=1
CONFIG=${CONFIG}"Environment=HTTP_PROXY=${HTTP_PROXY}\n"
fi
if [[ ! -z ${HTTPS_PROXY} ]]; then
USE_PROXY=1
CONFIG=${CONFIG}"Environment=HTTPS_PROXY=${HTTPS_PROXY}\n"
fi
if [[ ${USE_PROXY} == 1 ]]; then
logger debug "generate docker service http proxy file"
mkdir -p /etc/systemd/system/docker.service.d
c=$(echo -e "$CONFIG")
cat > /etc/systemd/system/docker.service.d/http-proxy.conf << EOF
${c}
EOF
fi
if [[ -e /etc/centos-release || -e /etc/redhat-release ]]; then
logger debug "turn off selinux in CentOS/Redhat"
getenforce|grep Disabled || setenforce 0
sed -i 's/^SELINUX=.*$/SELINUX=disabled/g' /etc/selinux/config
fi
logger debug "enable and start docker"
systemctl enable docker
systemctl daemon-reload && systemctl restart docker && sleep 4
}
function get_kubeasz() {
# check if kubeasz already existed
[[ -d "$BASE/roles/kube-node" ]] && { logger warn "kubeasz already existed"; return 0; }
logger info "downloading kubeasz: $KUBEASZ_VER"
docker ps -a |grep -q temp_easz && { logger debug "remove existing container"; docker rm -f temp_easz; }
logger debug " run a temporary container"
docker run -d --name temp_easz easzlab/kubeasz:${KUBEASZ_VER} || { logger error "download failed."; exit 1; }
[[ -d "$BASE/down" ]] && /bin/mv -f "$BASE/down" /tmp
[[ -d "$BASE/bin" ]] && /bin/mv -f "$BASE/bin" /tmp
rm -rf "$BASE" && \
logger debug "cp kubeasz code from the temporary container" && \
docker cp "temp_easz:$BASE" "$BASE" && \
logger debug "stop&remove temporary container" && \
docker rm -f temp_easz
mkdir -p "$BASE/bin" "$BASE/down"
[[ -d "/tmp/down" ]] && /bin/mv -f /tmp/down/* "$BASE/down"
[[ -d "/tmp/bin" ]] && /bin/mv -f /tmp/bin/* "$BASE/bin"
return 0
}
function get_k8s_bin() {
[[ -f "$BASE/bin/kubelet" ]] && { logger warn "kubernetes binaries existed"; return 0; }
logger info "downloading kubernetes: $K8S_BIN_VER binaries"
rm -rf "$BASE/k8s_bin_tmp"
docker ps -a |grep -q temp_k8s_bin && { logger debug "remove existing container"; docker rm -f temp_k8s_bin; }
docker pull easzlab/kubeasz-k8s-bin:"$K8S_BIN_VER" && \
logger debug "run a temporary container" && \
docker run -d --name temp_k8s_bin easzlab/kubeasz-k8s-bin:${K8S_BIN_VER} && \
logger debug "cp k8s binaries" && \
docker cp temp_k8s_bin:/k8s "$BASE/k8s_bin_tmp" && \
/bin/mv -f "$BASE"/k8s_bin_tmp/* "$BASE/bin" && \
logger debug "stop&remove temporary container" && \
docker rm -f temp_k8s_bin && \
rm -rf "$BASE/k8s_bin_tmp"
}
function get_ext_bin() {
[[ -f "$BASE/bin/etcdctl" ]] && { logger warn "extra binaries existed"; return 0; }
logger info "downloading extral binaries kubeasz-ext-bin:$EXT_BIN_VER"
rm -rf "$BASE/extra_bin_tmp"
docker ps -a |grep -q temp_ext_bin && { logger debug "remove existing container"; docker rm -f temp_ext_bin; }
docker pull "easzlab/kubeasz-ext-bin:$EXT_BIN_VER" && \
logger debug "run a temporary container" && \
docker run -d --name temp_ext_bin "easzlab/kubeasz-ext-bin:$EXT_BIN_VER" && \
logger debug "cp extral binaries" && \
docker cp temp_ext_bin:/extra "$BASE/extra_bin_tmp" && \
/bin/mv -f "$BASE"/extra_bin_tmp/* "$BASE/bin" && \
logger debug "stop&remove temporary container" && \
docker rm -f temp_ext_bin && \
rm -rf "$BASE/extra_bin_tmp"
}
function get_sys_pkg() {
[[ -f "$BASE/down/packages/chrony_xenial.tar.gz" ]] && { logger warn "system packages existed"; return 0; }
docker ps -a |grep -q temp_sys_pkg && { logger debug "remove existing container"; docker rm -f temp_sys_pkg; }
logger info "downloading system packages kubeasz-sys-pkg:$SYS_PKG_VER"
docker pull "easzlab/kubeasz-sys-pkg:$SYS_PKG_VER" && \
logger debug "run a temporary container" && \
docker run -d --name temp_sys_pkg "easzlab/kubeasz-sys-pkg:$SYS_PKG_VER" && \
logger debug "cp system packages" && \
docker cp temp_sys_pkg:/packages "$BASE/down" && \
logger debug "stop&remove temporary container" && \
docker rm -f temp_sys_pkg
}
function get_harbor_offline_pkg() {
[[ -f "$BASE/down/harbor-offline-installer-$HARBOR_VER.tgz" ]] && { logger warn "harbor-offline existed"; return 0; }
docker ps -a |grep -q temp_harbor && { logger debug "remove existing container"; docker rm -f temp_harbor; }
logger info "downloading harbor-offline:$HARBOR_VER"
docker pull "easzlab/harbor-offline:$HARBOR_VER" && \
logger debug "run a temporary container" && \
docker run -d --name temp_harbor "easzlab/harbor-offline:$HARBOR_VER" && \
logger debug "cp harbor-offline installer package" && \
docker cp "temp_harbor:/harbor-offline-installer-$HARBOR_VER.tgz" "$BASE/down" && \
logger debug "stop&remove temporary container" && \
docker rm -f temp_harbor
}
function get_default_images() {
logger info "download default images, then upload to the local registry"
# calico
if [[ ! -f "$imageDir/calico_$calicoVer.tar" ]];then
docker pull "calico/cni:$calicoVer" && \
docker pull "calico/kube-controllers:$calicoVer" && \
docker pull "calico/node:$calicoVer" && \
docker save -o "$imageDir/calico_$calicoVer.tar" "calico/cni:$calicoVer" "calico/kube-controllers:$calicoVer" "calico/node:$calicoVer"
else
docker load -i "$imageDir/calico_$calicoVer.tar"
fi
docker tag "calico/cni:$calicoVer" "easzlab.io.local:5000/calico/cni:$calicoVer"
docker push "easzlab.io.local:5000/calico/cni:$calicoVer"
docker tag "calico/kube-controllers:$calicoVer" "easzlab.io.local:5000/calico/kube-controllers:$calicoVer"
docker push "easzlab.io.local:5000/calico/kube-controllers:$calicoVer"
docker tag "calico/node:$calicoVer" "easzlab.io.local:5000/calico/node:$calicoVer"
docker push "easzlab.io.local:5000/calico/node:$calicoVer"
# coredns
if [[ ! -f "$imageDir/coredns_$corednsVer.tar" ]];then
docker pull "coredns/coredns:$corednsVer" && \
docker save -o "$imageDir/coredns_$corednsVer.tar" "coredns/coredns:$corednsVer"
else
docker load -i "$imageDir/coredns_$corednsVer.tar"
fi
docker tag "coredns/coredns:$corednsVer" "easzlab.io.local:5000/coredns/coredns:$corednsVer"
docker push "easzlab.io.local:5000/coredns/coredns:$corednsVer"
# dns-node-cache
if [[ ! -f "$imageDir/k8s-dns-node-cache_$dnsNodeCacheVer.tar" ]];then
docker pull "easzlab/k8s-dns-node-cache:$dnsNodeCacheVer" && \
docker save -o "$imageDir/k8s-dns-node-cache_$dnsNodeCacheVer.tar" "easzlab/k8s-dns-node-cache:$dnsNodeCacheVer"
else
docker load -i "$imageDir/k8s-dns-node-cache_$dnsNodeCacheVer.tar"
fi
docker tag "easzlab/k8s-dns-node-cache:$dnsNodeCacheVer" "easzlab.io.local:5000/easzlab/k8s-dns-node-cache:$dnsNodeCacheVer"
docker push "easzlab.io.local:5000/easzlab/k8s-dns-node-cache:$dnsNodeCacheVer"
# dashboard
if [[ ! -f "$imageDir/dashboard_$dashboardVer.tar" ]];then
docker pull "kubernetesui/dashboard:$dashboardVer" && \
docker save -o "$imageDir/dashboard_$dashboardVer.tar" "kubernetesui/dashboard:$dashboardVer"
else
docker load -i "$imageDir/dashboard_$dashboardVer.tar"
fi
docker tag "kubernetesui/dashboard:$dashboardVer" "easzlab.io.local:5000/kubernetesui/dashboard:$dashboardVer"
docker push "easzlab.io.local:5000/kubernetesui/dashboard:$dashboardVer"
# dashboard-metrics-scraper
if [[ ! -f "$imageDir/metrics-scraper_$dashboardMetricsScraperVer.tar" ]];then
docker pull "kubernetesui/metrics-scraper:$dashboardMetricsScraperVer" && \
docker save -o "$imageDir/metrics-scraper_$dashboardMetricsScraperVer.tar" "kubernetesui/metrics-scraper:$dashboardMetricsScraperVer"
else
docker load -i "$imageDir/metrics-scraper_$dashboardMetricsScraperVer.tar"
fi
docker tag "kubernetesui/metrics-scraper:$dashboardMetricsScraperVer" "easzlab.io.local:5000/kubernetesui/metrics-scraper:$dashboardMetricsScraperVer"
docker push "easzlab.io.local:5000/kubernetesui/metrics-scraper:$dashboardMetricsScraperVer"
# metrics-server
if [[ ! -f "$imageDir/metrics-server_$metricsVer.tar" ]];then
docker pull "easzlab/metrics-server:$metricsVer" && \
docker save -o "$imageDir/metrics-server_$metricsVer.tar" "easzlab/metrics-server:$metricsVer"
else
docker load -i "$imageDir/metrics-server_$metricsVer.tar"
fi
docker tag "easzlab/metrics-server:$metricsVer" "easzlab.io.local:5000/easzlab/metrics-server:$metricsVer"
docker push "easzlab.io.local:5000/easzlab/metrics-server:$metricsVer"
# pause
if [[ ! -f "$imageDir/pause_$pauseVer.tar" ]];then
docker pull "easzlab/pause:$pauseVer" && \
docker save -o "$imageDir/pause_$pauseVer.tar" "easzlab/pause:$pauseVer"
else
docker load -i "$imageDir/pause_$pauseVer.tar"
fi
docker tag "easzlab/pause:$pauseVer" "easzlab.io.local:5000/easzlab/pause:$pauseVer"
docker push "easzlab.io.local:5000/easzlab/pause:$pauseVer"
# kubeasz
if [[ ! -f "$imageDir/kubeasz_$KUBEASZ_VER.tar" ]];then
docker pull "easzlab/kubeasz:$KUBEASZ_VER" && \
docker save -o "$imageDir/kubeasz_$KUBEASZ_VER.tar" "easzlab/kubeasz:$KUBEASZ_VER"
else
docker load -i "$imageDir/kubeasz_$KUBEASZ_VER.tar"
fi
}
function get_extra_images() {
logger info "download extra images, then upload to the local registry"
# flannel
if [[ ! -f "$imageDir/flannel_$flannelVer.tar" ]];then
docker pull "rancher/mirrored-flannelcni-flannel:$flannelVer" && \
docker pull "rancher/mirrored-flannelcni-flannel-cni-plugin:v1.1.0" && \
docker save -o "$imageDir/flannel_$flannelVer.tar" "rancher/mirrored-flannelcni-flannel:$flannelVer" "rancher/mirrored-flannelcni-flannel-cni-plugin:v1.1.0"
else
docker load -i "$imageDir/flannel_$flannelVer.tar"
fi
docker tag "rancher/mirrored-flannelcni-flannel:$flannelVer" "easzlab.io.local:5000/flannelcni/flannel:$flannelVer"
docker push "easzlab.io.local:5000/flannelcni/flannel:$flannelVer"
docker tag "rancher/mirrored-flannelcni-flannel-cni-plugin:v1.1.0" "easzlab.io.local:5000/flannelcni/flannel-cni-plugin:v1.1.0"
docker push "easzlab.io.local:5000/flannelcni/flannel-cni-plugin:v1.1.0"
# nfs-provisioner
if [[ ! -f "$imageDir/nfs-provisioner_$nfsProvisionerVer.tar" ]];then
docker pull "easzlab/nfs-subdir-external-provisioner:$nfsProvisionerVer" && \
docker save -o "$imageDir/nfs-provisioner_$nfsProvisionerVer.tar" "easzlab/nfs-subdir-external-provisioner:$nfsProvisionerVer"
else
docker load -i "$imageDir/nfs-provisioner_$nfsProvisionerVer.tar"
fi
docker tag "easzlab/nfs-subdir-external-provisioner:$nfsProvisionerVer" "easzlab.io.local:5000/easzlab/nfs-subdir-external-provisioner:$nfsProvisionerVer"
docker push "easzlab.io.local:5000/easzlab/nfs-subdir-external-provisioner:$nfsProvisionerVer"
# cilium
if [[ ! -f "$imageDir/cilium_$ciliumVer.tar" ]];then
docker pull "cilium/cilium:v$ciliumVer" && \
docker pull "cilium/operator-generic:v$ciliumVer" && \
docker pull "cilium/hubble-relay:v$ciliumVer" && \
docker pull cilium/hubble-ui-backend:v0.9.2 && \
docker pull cilium/hubble-ui:v0.9.2 && \
docker pull easzlab/json-mock:v1.3.0 && \
docker pull easzlab/alpine-curl:v7.85.0 && \
docker save -o "$imageDir/cilium_$ciliumVer.tar" "cilium/cilium:v$ciliumVer" \
"cilium/operator-generic:v$ciliumVer" \
"cilium/hubble-relay:v$ciliumVer" \
cilium/hubble-ui-backend:v0.9.2 \
cilium/hubble-ui:v0.9.2 \
easzlab/json-mock:v1.3.0 \
easzlab/alpine-curl:v7.85.0
else
docker load -i "$imageDir/cilium_$ciliumVer.tar"
fi
docker tag "cilium/cilium:v$ciliumVer" "easzlab.io.local:5000/cilium/cilium:v$ciliumVer"
docker push "easzlab.io.local:5000/cilium/cilium:v$ciliumVer"
docker tag "cilium/operator-generic:v$ciliumVer" "easzlab.io.local:5000/cilium/operator-generic:v$ciliumVer"
docker push "easzlab.io.local:5000/cilium/operator-generic:v$ciliumVer"
docker tag "cilium/hubble-relay:v$ciliumVer" "easzlab.io.local:5000/cilium/hubble-relay:v$ciliumVer"
docker push "easzlab.io.local:5000/cilium/hubble-relay:v$ciliumVer"
docker tag cilium/hubble-ui-backend:v0.9.2 easzlab.io.local:5000/cilium/hubble-ui-backend:v0.9.2
docker push easzlab.io.local:5000/cilium/hubble-ui-backend:v0.9.2
docker tag cilium/hubble-ui:v0.9.2 easzlab.io.local:5000/cilium/hubble-ui:v0.9.2
docker push easzlab.io.local:5000/cilium/hubble-ui:v0.9.2
docker tag easzlab/json-mock:v1.3.0 easzlab.io.local:5000/cilium/json-mock:v1.3.0
docker push easzlab.io.local:5000/cilium/json-mock:v1.3.0
docker tag easzlab/alpine-curl:v7.85.0 easzlab.io.local:5000/easzlab/alpine-curl:v7.85.0
docker push easzlab.io.local:5000/easzlab/alpine-curl:v7.85.0
# prometheus chart
if [[ ! -f "$imageDir/prometheus-chart_$promChartVer.tar" ]];then
docker pull easzlab/kube-state-metrics:v2.5.0 && \
docker pull easzlab/kube-webhook-certgen:v1.2.0 && \
docker pull grafana/grafana:9.0.5 && \
docker pull quay.io/kiwigrid/k8s-sidecar:1.19.2 && \
docker pull quay.io/prometheus-operator/prometheus-config-reloader:v0.58.0 && \
docker pull quay.io/prometheus-operator/prometheus-operator:v0.58.0 && \
docker pull quay.io/prometheus/alertmanager:v0.24.0 && \
docker pull quay.io/prometheus/node-exporter:v1.3.1 && \
docker pull quay.io/prometheus/prometheus:v2.37.0 && \
docker save -o "$imageDir/prometheus-chart_$promChartVer.tar" \
easzlab/kube-state-metrics:v2.5.0 \
easzlab/kube-webhook-certgen:v1.2.0 \
grafana/grafana:9.0.5 \
quay.io/kiwigrid/k8s-sidecar:1.19.2 \
quay.io/prometheus-operator/prometheus-config-reloader:v0.58.0 \
quay.io/prometheus-operator/prometheus-operator:v0.58.0 \
quay.io/prometheus/alertmanager:v0.24.0 \
quay.io/prometheus/node-exporter:v1.3.1 \
quay.io/prometheus/prometheus:v2.37.0
else
docker load -i "$imageDir/prometheus-chart_$promChartVer.tar"
fi
docker tag easzlab/kube-state-metrics:v2.5.0 easzlab.io.local:5000/prometheus/kube-state-metrics:v2.5.0
docker push easzlab.io.local:5000/prometheus/kube-state-metrics:v2.5.0
docker tag easzlab/kube-webhook-certgen:v1.2.0 easzlab.io.local:5000/prometheus/kube-webhook-certgen:v1.2.0
docker push easzlab.io.local:5000/prometheus/kube-webhook-certgen:v1.2.0
docker tag grafana/grafana:9.0.5 easzlab.io.local:5000/prometheus/grafana:9.0.5
docker push easzlab.io.local:5000/prometheus/grafana:9.0.5
docker tag quay.io/kiwigrid/k8s-sidecar:1.19.2 easzlab.io.local:5000/prometheus/k8s-sidecar:1.19.2
docker push easzlab.io.local:5000/prometheus/k8s-sidecar:1.19.2
docker tag quay.io/prometheus-operator/prometheus-config-reloader:v0.58.0 easzlab.io.local:5000/prometheus/prometheus-config-reloader:v0.58.0
docker push easzlab.io.local:5000/prometheus/prometheus-config-reloader:v0.58.0
docker tag quay.io/prometheus-operator/prometheus-operator:v0.58.0 easzlab.io.local:5000/prometheus/prometheus-operator:v0.58.0
docker push easzlab.io.local:5000/prometheus/prometheus-operator:v0.58.0
docker tag quay.io/prometheus/alertmanager:v0.24.0 easzlab.io.local:5000/prometheus/alertmanager:v0.24.0
docker push easzlab.io.local:5000/prometheus/alertmanager:v0.24.0
docker tag quay.io/prometheus/node-exporter:v1.3.1 easzlab.io.local:5000/prometheus/node-exporter:v1.3.1
docker push easzlab.io.local:5000/prometheus/node-exporter:v1.3.1
docker tag quay.io/prometheus/prometheus:v2.37.0 easzlab.io.local:5000/prometheus/prometheus:v2.37.0
docker push easzlab.io.local:5000/prometheus/prometheus:v2.37.0
}
function download_all() {
mkdir -p /opt/kube/bin "$BASE/down" "$BASE/bin"
download_docker && \
install_docker && \
get_kubeasz && \
get_k8s_bin && \
get_ext_bin && \
start_local_registry && \
get_default_images
}
function start_local_registry() {
docker ps -a --format="{{ .Names }}"|grep local_registry > /dev/null 2>&1 && \
{ logger warn "local_registry is already running"; return 0; }
if [[ ! -f "$imageDir/registry-2.tar" ]];then
docker pull "registry:2" && \
docker save -o "$imageDir/registry-2.tar" "registry:2"
fi
logger info "start local registry ..."
docker load -i "$imageDir/registry-2.tar" > /dev/null
mkdir -p /opt/kube/registry
docker run -d \
--name local_registry \
--network host \
--restart always \
--volume /opt/kube/registry:/var/lib/registry \
registry:2
sed -i "/easzlab.io.local/d" /etc/hosts
echo "127.0.0.1 easzlab.io.local" >> /etc/hosts
}
function start_kubeasz_docker() {
# create cmd alias in /root/.bashrc
sed -i '/docker exec/d' /root/.bashrc
echo "alias dk='docker exec -it kubeasz' # generated by kubeasz" >> /root/.bashrc
[[ -d "$BASE/roles/kube-node" ]] || { logger error "not initialized. try 'ezdown -D' first."; exit 1; }
docker ps -a --format="{{ .Names }}"|grep kubeasz > /dev/null 2>&1 && \
{ logger warn "kubeasz container is already existed"; return 0; }
logger info "try to run kubeasz in a container"
# get host's IP
host_if=$(ip route|grep default|head -n1|cut -d' ' -f5)
host_ip=$(ip a|grep "$host_if$"|head -n1|awk '{print $2}'|cut -d'/' -f1)
logger debug "get host IP: $host_ip"
# allow ssh login using key locally
if [[ ! -e /root/.ssh/id_rsa ]]; then
logger debug "generate ssh key pair"
ssh-keygen -t rsa -b 2048 -N '' -f /root/.ssh/id_rsa > /dev/null
cat /root/.ssh/id_rsa.pub >> /root/.ssh/authorized_keys
ssh-keyscan -t ecdsa -H "$host_ip" >> /root/.ssh/known_hosts
fi
# create a link '/usr/bin/python' in Ubuntu1604
if [[ ! -e /usr/bin/python && -e /usr/bin/python3 ]]; then
logger debug "create a soft link '/usr/bin/python'"
ln -s /usr/bin/python3 /usr/bin/python
fi
# run kubeasz docker container
docker run --detach \
--env HOST_IP="$host_ip" \
--name kubeasz \
--network host \
--restart always \
--volume "$BASE":"$BASE" \
--volume /root/.kube:/root/.kube \
--volume /root/.ssh:/root/.ssh \
--volume /etc/docker:/etc/docker \
easzlab/kubeasz:${KUBEASZ_VER} sleep 36000
}
function clean_container() {
logger info "clean all running containers"
docker ps -a|awk 'NR>1{print $1}'|xargs docker rm -f
}
### Main Lines ##################################################
function main() {
BASE="/etc/kubeasz"
imageDir="$BASE/down"
# check if use bash shell
readlink /proc/$$/exe|grep -q "bash" || { logger error "you should use bash shell, not sh"; exit 1; }
# check if use with root
[[ "$EUID" -ne 0 ]] && { logger error "you should run this script as root"; exit 1; }
# get architecture
ARCH=$(uname -m)
[[ "$#" -eq 0 ]] && { usage >&2; exit 1; }
ACTION=""
while getopts "CDPRSXa:d:e:k:m:p:z:" OPTION; do
case "$OPTION" in
C)
ACTION="clean_container"
;;
D)
ACTION="download_all"
;;
P)
ACTION="get_sys_pkg"
;;
R)
ACTION="get_harbor_offline_pkg"
;;
S)
ACTION="start_kubeasz_docker"
;;
X)
ACTION="get_extra_images"
;;
a)
ARCH="$OPTARG"
;;
d)
DOCKER_VER="$OPTARG"
;;
e)
EXT_BIN_VER="$OPTARG"
;;
k)
K8S_BIN_VER="$OPTARG"
;;
m)
REGISTRY_MIRROR="$OPTARG"
;;
p)
SYS_PKG_VER="$OPTARG"
;;
z)
KUBEASZ_VER="$OPTARG"
;;
?)
usage
exit 1
;;
esac
done
[[ "$ACTION" == "" ]] && { logger error "illegal option"; usage; exit 1; }
# excute cmd "$ACTION"
logger info "Action begin: $ACTION"
${ACTION} || { logger error "Action failed: $ACTION"; return 1; }
logger info "Action successed: $ACTION"
}
main "$@"
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