81 lines
2.2 KiB
Bash
Executable File
81 lines
2.2 KiB
Bash
Executable File
#!/bin/sh
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#
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# This file will be fetched as: curl -L https://git.io/getLatestKubebuilder | sh -
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# so it should be pure bourne shell, not bash (and not reference other scripts)
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#
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# The script fetches the latest kubebuilder release candidate and untars it.
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# It lets users to do curl -L https://git.io//getLatestKubebuilder | KUBEBUILDER_VERSION=1.0.5 sh -
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# for instance to change the version fetched.
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# Check if the program is installed, otherwise exit
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function command_exists () {
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if ! [ -x "$(command -v $1)" ]; then
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echo "Error: $1 program is not installed." >&2
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exit 1
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fi
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}
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# Determine OS
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OS="$(uname)"
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case $OS in
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Darwin)
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OSEXT="darwin"
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;;
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Linux)
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OSEXT="linux"
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;;
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*)
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echo "Only OSX and Linux OS are supported !"
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exit 1
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;;
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esac
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HW=$(uname -m)
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case $HW in
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x86_64)
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ARCH=amd64 ;;
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*)
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echo "Only x86_64 machines are supported !"
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exit 1
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;;
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esac
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# Check if curl, tar commands/programs exist
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command_exists curl
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command_exists tar
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KUBEBUILDER_VERSION=v1.0.8
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KUBEBUILDER_VERSION=${KUBEBUILDER_VERSION#"v"}
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KUBEBUILDER_VERSION_NAME="kubebuilder_${KUBEBUILDER_VERSION}"
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KUBEBUILDER_DIR=/usr/local/kubebuilder
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# Check if folder containing kubebuilder executable exists and is not empty
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if [ -d "$KUBEBUILDER_DIR" ]; then
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if [ "$(ls -A $KUBEBUILDER_DIR)" ]; then
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echo "\n/usr/local/kubebuilder folder is not empty. Please delete or backup it before to install ${KUBEBUILDER_VERSION_NAME}"
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exit 1
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fi
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fi
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TMP_DIR=$(mktemp -d)
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pushd $TMP_DIR
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# Downloading Kubebuilder compressed file using curl program
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URL="https://github.com/kubernetes-sigs/kubebuilder/releases/download/v${KUBEBUILDER_VERSION}/${KUBEBUILDER_VERSION_NAME}_${OSEXT}_${ARCH}.tar.gz"
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echo "Downloading ${KUBEBUILDER_VERSION_NAME}\nfrom $URL\n"
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curl -L "$URL"| tar xz -C $TMP_DIR
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echo "Downloaded executable files"
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ls "${KUBEBUILDER_VERSION_NAME}_${OSEXT}_${ARCH}/bin"
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echo "Moving files to $KUBEBUILDER_DIR folder\n"
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mv ${KUBEBUILDER_VERSION_NAME}_${OSEXT}_${ARCH} kubebuilder && sudo mv -f kubebuilder /usr/local/
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echo "Add kubebuilder to your path; e.g copy paste in your shell and/or edit your ~/.profile file"
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echo "export PATH=\$PATH:/usr/local/kubebuilder/bin"
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popd
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rm -rf $TMP_DIR
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export PATH=$PATH:/usr/local/kubebuilder/bin
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