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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,162 @@ | ||
| #!/usr/bin/env sh | ||
| # this was copied from [email protected]:databus23/helm-diff | ||
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| REPO_URL=$(git remote get-url origin) | ||
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| PROJECT_NAME=$(echo "${REPO_URL##*/}" | cut -d '.' -f1) | ||
| PROJECT_GH=$(echo "${REPO_URL##*:}" | cut -d '.' -f1) | ||
| export GREP_COLOR="never" | ||
|
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| # Convert HELM_BIN and HELM_PLUGIN_DIR to unix if cygpath is | ||
| # available. This is the case when using MSYS2 or Cygwin | ||
| # on Windows where helm returns a Windows path but we | ||
| # need a Unix path | ||
|
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| if command -v cygpath >/dev/null 2>&1; then | ||
| HELM_BIN="$(cygpath -u "${HELM_BIN}")" | ||
| HELM_PLUGIN_DIR="$(cygpath -u "${HELM_PLUGIN_DIR}")" | ||
| fi | ||
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||
| [ -z "$HELM_BIN" ] && HELM_BIN=$(command -v helm) | ||
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| [ -z "$HELM_HOME" ] && HELM_HOME=$($HELM_BIN env | grep 'HELM_DATA_HOME' | cut -d '=' -f2 | tr -d '"') | ||
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| mkdir -p "$HELM_HOME" | ||
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| : "${HELM_PLUGIN_DIR:="$HELM_HOME/plugins/${PROJECT_NAME}"}" | ||
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| if [ "$SKIP_BIN_INSTALL" = "1" ]; then | ||
| echo "Skipping binary install" | ||
| exit | ||
| fi | ||
|
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||
| # which mode is the common installer script running in | ||
| SCRIPT_MODE="install" | ||
| if [ "$1" = "-u" ]; then | ||
| SCRIPT_MODE="update" | ||
| fi | ||
|
|
||
| # initArch discovers the architecture for this system. | ||
| initArch() { | ||
| ARCH=$(uname -m) | ||
| case $ARCH in | ||
| armv5*) ARCH="armv5" ;; | ||
| armv6*) ARCH="armv6" ;; | ||
| armv7*) ARCH="armv7" ;; | ||
| aarch64) ARCH="arm64" ;; | ||
| x86) ARCH="386" ;; | ||
| x86_64) ARCH="amd64" ;; | ||
| i686) ARCH="386" ;; | ||
| i386) ARCH="386" ;; | ||
| esac | ||
| } | ||
|
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||
| # initOS discovers the operating system for this system. | ||
| initOS() { | ||
| OS=$(uname -s) | ||
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| case "$OS" in | ||
| Windows_NT) OS='windows' ;; | ||
| # Msys support | ||
| MSYS*) OS='windows' ;; | ||
| # Minimalist GNU for Windows | ||
| MINGW*) OS='windows' ;; | ||
| CYGWIN*) OS='windows' ;; | ||
| Darwin) OS='macos' ;; | ||
| Linux) OS='linux' ;; | ||
| esac | ||
| } | ||
|
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| # verifySupported checks that the os/arch combination is supported for | ||
| # binary builds. | ||
| verifySupported() { | ||
| supported="linux-amd64\nlinux-arm64\nfreebsd-amd64\nmacos-amd64\nmacos-arm64\nwindows-amd64" | ||
| if ! echo "${supported}" | grep -q "${OS}-${ARCH}"; then | ||
| echo "No prebuild binary for ${OS}-${ARCH}." | ||
| exit 1 | ||
| fi | ||
|
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||
| if command -v curl >/dev/null 2>&1; then | ||
| DOWNLOAD_CMD="curl -sSf -L" | ||
| elif command -v wget >/dev/null 2>&1; then | ||
| DOWNLOAD_CMD="wget -q -O -" | ||
| else | ||
| echo "Either curl or wget is required" | ||
| exit 1 | ||
| fi | ||
| } | ||
|
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||
| # getDownloadURL checks the latest available version. | ||
| getDownloadURL() { | ||
| version=$(git -C "$HELM_PLUGIN_DIR" describe --tags --exact-match 2>/dev/null | sed 's/^v//g' || :) | ||
| if [ "$SCRIPT_MODE" = "install" ] && [ -n "$version" ]; then | ||
| DOWNLOAD_URL="https://github.com/$PROJECT_GH/releases/download/v$version/${PROJECT_NAME}_${version}_${OS}_${ARCH}.tar.gz" | ||
| else | ||
| version=$(curl -sL "https://api.github.com/repos/$PROJECT_GH/releases/latest" | grep tag_name | head -1 | sed -r 's/[^:]*: "v([^"]*).*/\1/g') | ||
| DOWNLOAD_URL="https://github.com/$PROJECT_GH/releases/download/v$version/${PROJECT_NAME}_${version}_${OS}_${ARCH}.tar.gz" | ||
| fi | ||
| } | ||
|
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| # Temporary dir | ||
| mkTempDir() { | ||
| HELM_TMP="$(mktemp -d -t "${PROJECT_NAME}-XXXXXX")" | ||
| } | ||
| rmTempDir() { | ||
| if [ -d "${HELM_TMP:-/tmp/${PROJECT_NAME}-tmp}" ]; then | ||
| rm -rf "${HELM_TMP:-/tmp/${PROJECT_NAME}-tmp}" | ||
| fi | ||
| } | ||
|
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||
| # downloadFile downloads the latest binary package and also the checksum | ||
| # for that binary. | ||
| downloadFile() { | ||
| PLUGIN_TMP_FILE="${HELM_TMP}/${PROJECT_NAME}.tgz" | ||
| echo "Downloading $DOWNLOAD_URL" | ||
| $DOWNLOAD_CMD "$DOWNLOAD_URL" >"$PLUGIN_TMP_FILE" | ||
| } | ||
|
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||
| # installFile verifies the SHA256 for the file, then unpacks and | ||
| # installs it. | ||
| installFile() { | ||
| tar xzf "$PLUGIN_TMP_FILE" -C "$HELM_TMP" | ||
| HELM_TMP_BIN="$HELM_TMP/${PROJECT_NAME}" | ||
| if [ "${OS}" = "windows" ]; then | ||
| HELM_TMP_BIN="${HELM_TMP_BIN}.exe" | ||
| fi | ||
| echo "Preparing to install into ${HELM_PLUGIN_DIR}" | ||
| cp "$HELM_TMP_BIN" "$HELM_PLUGIN_DIR/" | ||
| cp "$HELM_TMP/plugin.yaml" "$HELM_PLUGIN_DIR/" | ||
| } | ||
|
|
||
| # exit_trap is executed if on exit (error or not). | ||
| exit_trap() { | ||
| result=$? | ||
| rmTempDir | ||
| if [ "$result" != "0" ]; then | ||
| echo "Failed to install $PROJECT_NAME" | ||
| printf '\tFor support, go to https://github.com/joelee2012/${PROJECT_NAME}.\n' | ||
| fi | ||
| exit $result | ||
| } | ||
|
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| # testVersion tests the installed client to make sure it is working. | ||
| testVersion() { | ||
| set +e | ||
| echo "$PROJECT_NAME installed into $HELM_PLUGIN_DIR/$PROJECT_NAME" | ||
| "$HELM_PLUGIN_DIR/$PROJECT_NAME" -h | ||
| set -e | ||
| } | ||
|
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| # Execution | ||
|
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| #Stop execution on any error | ||
| trap "exit_trap" EXIT | ||
| set -e | ||
| initArch | ||
| initOS | ||
| verifySupported | ||
| getDownloadURL | ||
| mkTempDir | ||
| downloadFile | ||
| installFile | ||
| testVersion |
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