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Diffstat (limited to 'src/kubectl-helm-minikube/install.sh')
| -rw-r--r-- | src/kubectl-helm-minikube/install.sh | 249 |
1 files changed, 249 insertions, 0 deletions
diff --git a/src/kubectl-helm-minikube/install.sh b/src/kubectl-helm-minikube/install.sh new file mode 100644 index 0000000..0981024 --- /dev/null +++ b/src/kubectl-helm-minikube/install.sh @@ -0,0 +1,249 @@ +#!/usr/bin/env bash +#------------------------------------------------------------------------------------------------------------- +# Copyright (c) Microsoft Corporation. All rights reserved. +# Licensed under the MIT License. See https://go.microsoft.com/fwlink/?linkid=2090316 for license information. +#------------------------------------------------------------------------------------------------------------- +# +# Docs: https://github.com/microsoft/vscode-dev-containers/blob/main/script-library/docs/kubectl-helm.md +# Maintainer: The VS Code and Codespaces Teams +# +# Syntax: ./kubectl-helm-debian.sh [kubectl verison] [Helm version] [minikube version] [kubectl SHA256] [Helm SHA256] [minikube SHA256] + +set -e + +KUBECTL_VERSION="${1:-"latest"}" +HELM_VERSION="${2:-"latest"}" +MINIKUBE_VERSION="${3:-"none"}" # latest is also valid +KUBECTL_SHA256="${4:-"automatic"}" +HELM_SHA256="${5:-"automatic"}" +MINIKUBE_SHA256="${6:-"automatic"}" +USERNAME=${7:-"automatic"} + +HELM_GPG_KEYS_URI="https://raw.githubusercontent.com/helm/helm/main/KEYS" +GPG_KEY_SERVERS="keyserver hkp://keyserver.ubuntu.com:80 +keyserver hkps://keys.openpgp.org +keyserver hkp://keyserver.pgp.com" + +if [ "$(id -u)" -ne 0 ]; then + echo -e 'Script must be run as root. Use sudo, su, or add "USER root" to your Dockerfile before running this script.' + exit 1 +fi + +# Determine the appropriate non-root user +if [ "${USERNAME}" = "auto" ] || [ "${USERNAME}" = "automatic" ]; then + USERNAME="" + POSSIBLE_USERS=("vscode" "node" "codespace" "$(awk -v val=1000 -F ":" '$3==val{print $1}' /etc/passwd)") + for CURRENT_USER in ${POSSIBLE_USERS[@]}; do + if id -u ${CURRENT_USER} > /dev/null 2>&1; then + USERNAME=${CURRENT_USER} + break + fi + done + if [ "${USERNAME}" = "" ]; then + USERNAME=root + fi +elif [ "${USERNAME}" = "none" ] || ! id -u ${USERNAME} > /dev/null 2>&1; then + USERNAME=root +fi + +USERHOME="/home/$USERNAME" +if [ "$USERNAME" = "root" ]; then + USERHOME="/root" +fi + + +# Get central common setting +get_common_setting() { + if [ "${common_settings_file_loaded}" != "true" ]; then + curl -sfL "https://aka.ms/vscode-dev-containers/script-library/settings.env" 2>/dev/null -o /tmp/vsdc-settings.env || echo "Could not download settings file. Skipping." + common_settings_file_loaded=true + fi + if [ -f "/tmp/vsdc-settings.env" ]; then + local multi_line="" + if [ "$2" = "true" ]; then multi_line="-z"; fi + local result="$(grep ${multi_line} -oP "$1=\"?\K[^\"]+" /tmp/vsdc-settings.env | tr -d '\0')" + if [ ! -z "${result}" ]; then declare -g $1="${result}"; fi + fi + echo "$1=${!1}" +} + +# Figure out correct version of a three part version number is not passed +find_version_from_git_tags() { + local variable_name=$1 + local requested_version=${!variable_name} + if [ "${requested_version}" = "none" ]; then return; fi + local repository=$2 + local prefix=${3:-"tags/v"} + local separator=${4:-"."} + local last_part_optional=${5:-"false"} + if [ "$(echo "${requested_version}" | grep -o "." | wc -l)" != "2" ]; then + local escaped_separator=${separator//./\\.} + local last_part + if [ "${last_part_optional}" = "true" ]; then + last_part="(${escaped_separator}[0-9]+)?" + else + last_part="${escaped_separator}[0-9]+" + fi + local regex="${prefix}\\K[0-9]+${escaped_separator}[0-9]+${last_part}$" + local version_list="$(git ls-remote --tags ${repository} | grep -oP "${regex}" | tr -d ' ' | tr "${separator}" "." | sort -rV)" + if [ "${requested_version}" = "latest" ] || [ "${requested_version}" = "current" ] || [ "${requested_version}" = "lts" ]; then + declare -g ${variable_name}="$(echo "${version_list}" | head -n 1)" + else + set +e + declare -g ${variable_name}="$(echo "${version_list}" | grep -E -m 1 "^${requested_version//./\\.}([\\.\\s]|$)")" + set -e + fi + fi + if [ -z "${!variable_name}" ] || ! echo "${version_list}" | grep "^${!variable_name//./\\.}$" > /dev/null 2>&1; then + echo -e "Invalid ${variable_name} value: ${requested_version}\nValid values:\n${version_list}" >&2 + exit 1 + fi + echo "${variable_name}=${!variable_name}" +} + +# Function to run apt-get if needed +apt_get_update_if_needed() +{ + if [ ! -d "/var/lib/apt/lists" ] || [ "$(ls /var/lib/apt/lists/ | wc -l)" = "0" ]; then + echo "Running apt-get update..." + apt-get update + else + echo "Skipping apt-get update." + fi +} + +# Checks if packages are installed and installs them if not +check_packages() { + if ! dpkg -s "$@" > /dev/null 2>&1; then + apt_get_update_if_needed + apt-get -y install --no-install-recommends "$@" + fi +} + +# Ensure apt is in non-interactive to avoid prompts +export DEBIAN_FRONTEND=noninteractive + +# Install dependencies +check_packages curl ca-certificates coreutils gnupg2 dirmngr bash-completion +if ! type git > /dev/null 2>&1; then + apt_get_update_if_needed + apt-get -y install --no-install-recommends git +fi + +architecture="$(uname -m)" +case $architecture in + x86_64) architecture="amd64";; + aarch64 | armv8*) architecture="arm64";; + aarch32 | armv7* | armvhf*) architecture="arm";; + i?86) architecture="386";; + *) echo "(!) Architecture $architecture unsupported"; exit 1 ;; +esac + +# Install the kubectl, verify checksum +echo "Downloading kubectl..." +if [ "${KUBECTL_VERSION}" = "latest" ] || [ "${KUBECTL_VERSION}" = "lts" ] || [ "${KUBECTL_VERSION}" = "current" ] || [ "${KUBECTL_VERSION}" = "stable" ]; then + KUBECTL_VERSION="$(curl -sSL https://dl.k8s.io/release/stable.txt)" +else + find_version_from_git_tags KUBECTL_VERSION https://github.com/kubernetes/kubernetes +fi +if [ "${KUBECTL_VERSION::1}" != 'v' ]; then + KUBECTL_VERSION="v${KUBECTL_VERSION}" +fi +curl -sSL -o /usr/local/bin/kubectl "https://dl.k8s.io/release/${KUBECTL_VERSION}/bin/linux/${architecture}/kubectl" +chmod 0755 /usr/local/bin/kubectl +if [ "$KUBECTL_SHA256" = "automatic" ]; then + KUBECTL_SHA256="$(curl -sSL "https://dl.k8s.io/${KUBECTL_VERSION}/bin/linux/${architecture}/kubectl.sha256")" +fi +([ "${KUBECTL_SHA256}" = "dev-mode" ] || (echo "${KUBECTL_SHA256} */usr/local/bin/kubectl" | sha256sum -c -)) +if ! type kubectl > /dev/null 2>&1; then + echo '(!) kubectl installation failed!' + exit 1 +fi + +# kubectl bash completion +kubectl completion bash > /etc/bash_completion.d/kubectl + +# kubectl zsh completion +if [ -e "${USERHOME}}/.oh-my-zsh" ]; then + mkdir -p "${USERHOME}/.oh-my-zsh/completions" + kubectl completion zsh > "${USERHOME}/.oh-my-zsh/completions/_kubectl" + chown -R "${USERNAME}" "${USERHOME}/.oh-my-zsh" +fi + +# Install Helm, verify signature and checksum +echo "Downloading Helm..." +find_version_from_git_tags HELM_VERSION "https://github.com/helm/helm" +if [ "${HELM_VERSION::1}" != 'v' ]; then + HELM_VERSION="v${HELM_VERSION}" +fi +mkdir -p /tmp/helm +helm_filename="helm-${HELM_VERSION}-linux-${architecture}.tar.gz" +tmp_helm_filename="/tmp/helm/${helm_filename}" +curl -sSL "https://get.helm.sh/${helm_filename}" -o "${tmp_helm_filename}" +curl -sSL "https://github.com/helm/helm/releases/download/${HELM_VERSION}/${helm_filename}.asc" -o "${tmp_helm_filename}.asc" +export GNUPGHOME="/tmp/helm/gnupg" +mkdir -p "${GNUPGHOME}" +chmod 700 ${GNUPGHOME} +get_common_setting HELM_GPG_KEYS_URI +get_common_setting GPG_KEY_SERVERS true +curl -sSL "${HELM_GPG_KEYS_URI}" -o /tmp/helm/KEYS +echo -e "disable-ipv6\n${GPG_KEY_SERVERS}" > ${GNUPGHOME}/dirmngr.conf +gpg -q --import "/tmp/helm/KEYS" +if ! gpg --verify "${tmp_helm_filename}.asc" > ${GNUPGHOME}/verify.log 2>&1; then + echo "Verification failed!" + cat /tmp/helm/gnupg/verify.log + exit 1 +fi +if [ "${HELM_SHA256}" = "automatic" ]; then + curl -sSL "https://get.helm.sh/${helm_filename}.sha256" -o "${tmp_helm_filename}.sha256" + curl -sSL "https://github.com/helm/helm/releases/download/${HELM_VERSION}/${helm_filename}.sha256.asc" -o "${tmp_helm_filename}.sha256.asc" + if ! gpg --verify "${tmp_helm_filename}.sha256.asc" > /tmp/helm/gnupg/verify.log 2>&1; then + echo "Verification failed!" + cat /tmp/helm/gnupg/verify.log + exit 1 + fi + HELM_SHA256="$(cat "${tmp_helm_filename}.sha256")" +fi +([ "${HELM_SHA256}" = "dev-mode" ] || (echo "${HELM_SHA256} *${tmp_helm_filename}" | sha256sum -c -)) +tar xf "${tmp_helm_filename}" -C /tmp/helm +mv -f "/tmp/helm/linux-${architecture}/helm" /usr/local/bin/ +chmod 0755 /usr/local/bin/helm +rm -rf /tmp/helm +if ! type helm > /dev/null 2>&1; then + echo '(!) Helm installation failed!' + exit 1 +fi + +# Install Minikube, verify checksum +if [ "${MINIKUBE_VERSION}" != "none" ]; then + echo "Downloading minikube..." + if [ "${MINIKUBE_VERSION}" = "latest" ] || [ "${MINIKUBE_VERSION}" = "lts" ] || [ "${MINIKUBE_VERSION}" = "current" ] || [ "${MINIKUBE_VERSION}" = "stable" ]; then + MINIKUBE_VERSION="latest" + else + find_version_from_git_tags MINIKUBE_VERSION https://github.com/kubernetes/minikube + if [ "${MINIKUBE_VERSION::1}" != "v" ]; then + MINIKUBE_VERSION="v${MINIKUBE_VERSION}" + fi + fi + # latest is also valid in the download URLs + curl -sSL -o /usr/local/bin/minikube "https://storage.googleapis.com/minikube/releases/${MINIKUBE_VERSION}/minikube-linux-${architecture}" + chmod 0755 /usr/local/bin/minikube + if [ "$MINIKUBE_SHA256" = "automatic" ]; then + MINIKUBE_SHA256="$(curl -sSL "https://storage.googleapis.com/minikube/releases/${MINIKUBE_VERSION}/minikube-linux-${architecture}.sha256")" + fi + ([ "${MINIKUBE_SHA256}" = "dev-mode" ] || (echo "${MINIKUBE_SHA256} */usr/local/bin/minikube" | sha256sum -c -)) + if ! type minikube > /dev/null 2>&1; then + echo '(!) minikube installation failed!' + exit 1 + fi + # Create minkube folder with correct privs in case a volume is mounted here + mkdir -p "${USERHOME}/.minikube" + chown -R $USERNAME "${USERHOME}/.minikube" + chmod -R u+wrx "${USERHOME}/.minikube" +fi + +if ! type docker > /dev/null 2>&1; then + echo -e '\n(*) Warning: The docker command was not found.\n\nYou can use one of the following scripts to install it:\n\nhttps://github.com/microsoft/vscode-dev-containers/blob/main/script-library/docs/docker-in-docker.md\n\nor\n\nhttps://github.com/microsoft/vscode-dev-containers/blob/main/script-library/docs/docker.md' +fi + +echo -e "\nDone!"
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