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158 lines
4.2 KiB
158 lines
4.2 KiB
#!/bin/env bash |
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# |
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# lework |
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# Download Google container image from proxy point. |
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###################################################################################################### |
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# environment configuration |
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###################################################################################################### |
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RED='\033[0;31m' |
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GREEN='\033[0;32m' |
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ORANGE='\033[0;33m' |
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BLUE='\033[0;34m' |
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PURPLE='\033[0;35m' |
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GREEN_PS3=$'\e[0;32m' |
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ORANGE_PS3=$'\e[0;33m' |
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WHITE='\033[0;37m' |
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proxy=( |
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"gcr.azk8s.cn/google_containers" |
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"registry.aliyuncs.com/google_containers" |
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"gcrxio" |
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) |
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images=( |
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"k8s.gcr.io/kube-apiserver:" |
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"k8s.gcr.io/kube-controller-manager:" |
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"k8s.gcr.io/kube-scheduler:" |
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"k8s.gcr.io/kube-proxy:" |
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"k8s.gcr.io/pause-amd64:3.1" |
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) |
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###################################################################################################### |
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# function |
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###################################################################################################### |
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function check() { |
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docker info >/dev/null 2>1 |
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if [ "$?" != "0" ]; then |
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echo -e "${RED}Please check if the docker service is started or installed." |
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tput sgr0 |
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exit 1 |
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fi |
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} |
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function pull() { |
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local image_url=$1 |
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local image=${image_url##*/} |
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for proxy_url in ${proxy[*]}; do |
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[ "${proxy_url:0-1}" != "/" ] && proxy_url=$proxy_url/ |
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echo -e "${ORANGE}[Proxy:] $proxy_url" |
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echo -e "[Image:] $image_url" |
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tput sgr0 |
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docker pull $proxy_url$image |
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if [ "$?" == "0" ]; then |
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docker tag $proxy_url$image $image_url |
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docker images ${image_url} |
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echo -e "${ORANGE}[Delete:] Delete Proxy image." |
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tput sgr0 |
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docker rmi $proxy_url$image |
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echo -e "${GREEN}[Result:] Pull image success." |
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tput sgr0 |
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echo |
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break |
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else |
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echo -e "${RED}[Result:] Pull image failed." |
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tput sgr0 |
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echo |
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fi |
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done |
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} |
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function usage { |
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echo "Download the Google docker image through the proxy node" |
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echo |
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echo "Usage: $0 [[[-p proxy] [-i image] | [-t tag] | [-f file]] | [-h]]" |
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echo " -p,--proxy Specify proxy node url" |
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echo " -i,--image Specify the image name" |
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echo " -t,--tag Specify the image tag and download the k8s family bucket." |
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echo " -f,--file Specify a file path containing the name" |
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echo " -h,--help View help" |
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echo |
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echo |
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echo "Example:" |
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echo " $0 gcr.io/google_containers/pause-amd64:3.1" |
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echo " $0 \"k8s.gcr.io/kube-{apiserver,controller-manager,proxy,scheduler}:v1.14.3\"" |
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echo " $0 -i k8s.gcr.io/pause-amd64:3.1" |
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echo " $0 -p registry.aliyuncs.com/google_containers -i k8s.gcr.io/pause-amd64:3.1" |
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echo " $0 -t v1.14.3" |
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echo " $0 -f ./images.txt" |
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echo |
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exit 1 |
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} |
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###################################################################################################### |
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# main |
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###################################################################################################### |
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check |
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[ "$#" == "0" ] && usage |
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while [ "$1" != "" ]; do |
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case $1 in |
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-p | --proxy ) shift |
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unset proxy |
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proxy=$1 |
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;; |
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-i | --image ) shift |
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image_url=$1 |
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;; |
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-t | --tag ) shift |
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tag=$1 |
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;; |
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-f | --file ) shift |
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file=$1 |
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;; |
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-h | --help ) usage |
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exit |
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;; |
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*\.* | *\/*) image_url=$1 |
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;; |
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* ) usage |
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exit 1 |
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esac |
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shift |
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done |
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if echo "$image_url" | grep -q "{"; then |
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prefix_image=$(echo $image_url | cut -d '{' -f 1) |
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tag_image=$(echo $image_url | cut -d ':' -f 2) |
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muti_image=$(echo $image_url | cut -d '{' -f 2 | cut -d '}' -f 1) |
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for i in $(echo $muti_image | tr "," "\n") |
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do |
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pull $prefix_image$i:$tag_image |
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done |
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exit 0 |
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fi |
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if [ "$tag" != "" ]; then |
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for image in ${images[*]} |
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do |
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[ "${image:0-1}" == ":" ] && pull $image$tag || pull $image |
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done |
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exit 0 |
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fi |
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if [ "$file" != "" ]; then |
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while IFS= read line |
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do |
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pull $line |
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done <"$file" |
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exit 0 |
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fi |
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pull $image_url
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