add script: install-gcloud-cli.sh

install-gcloud-cli.sh

@@ -0,0 +1,63 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+CLI_VERSION="481.0.0"
+arch=$(uname -sm)
+
+function err_exit() {
+  echo "Error: $1" >&2
+  exit 1
+}
+
+filename_ident=""
+case "$arch" in
+Darwin\ arm64) filename_ident="darwin-arm.tar.gz" ;;
+# add linux variants if needed
+*) err_exit "unsupported architecture: $arch" ;;
+esac
+
+filename="google-cloud-sdk-${CLI_VERSION}-${filename_ident}"
+url="https://dl.google.com/dl/cloudsdk/channels/rapid/downloads/${filename}"
+
+echo
+echo "cli_version: $CLI_VERSION"
+echo "arch: $arch"
+echo "pwd: $(pwd)"
+echo "url: $url"
+echo
+
+echo "continue?"
+read -p "[y/N] " -r
+if [[ ! $REPLY =~ ^[Yy]$ ]]; then
+  echo "exiting."
+  exit 1
+fi
+
+echo
+
+# check if google-cloud-sdk already exists
+if [ -d "google-cloud-sdk" ]; then
+
+  # ask user if they want to overwrite
+  read -p "google-cloud-sdk directory already exists. do you want to overwrite it? [y/N] " -r
+  if [[ ! $REPLY =~ ^[Yy]$ ]]; then
+    echo "exiting."
+    exit 1
+  fi
+  echo "removing old google-cloud-sdk directory..."
+  rm -rvf "google-cloud-sdk"
+fi
+
+echo "downloading..."
+curl -#SLO "$url"
+
+echo "extracting..."
+tar -xzf "$filename"
+
+echo "cleaning up tarball..."
+rm -v "$filename"
+
+echo "done."
+echo
+echo "please ensure that the 'google-cloud-sdk/bin' directory is in your PATH:"
+echo "$(pwd)/google-cloud-sdk/bin"