feat: add an install.sh script

README.md

@@ -10,6 +10,12 @@ Recommended installation method is with Brew:
 ```
 brew tap defenseunicorns/tap && brew install uds
 ```
+
+An `install.sh` file is also available for installation with curl (requires `sudo`):
+```
+curl -sSL https://raw.githubusercontent.com/defenseunicorns/uds-cli/main/install.sh | bash
+```
+
 UDS CLI binaries are also included with each [Github Release](https://github.com/defenseunicorns/uds-cli/releases)
 
 ## Official Documentation

install.sh

@@ -0,0 +1,92 @@
+#!/usr/bin/env bash
+# Copyright 2024 Defense Unicorns
+# SPDX-License-Identifier: AGPL-3.0-or-later OR LicenseRef-Defense-Unicorns-Commercial
+
+
+# Parse command-line arguments for debug flag
+DEBUG=false
+while [[ "$#" -gt 0 ]]; do
+  case $1 in
+    --debug) DEBUG=true ;;
+  esac
+  shift
+done
+
+# Function to print debug messages
+debug() {
+  if [ "${DEBUG}" = true ]; then
+    echo "$1"
+  fi
+}
+
+# Determine OS type (linux or macos)
+OS=$(uname | tr '[:upper:]' '[:lower:]')
+if [[ "${OS}" == "darwin" ]]; then
+  OS="Darwin"
+elif [[ "${OS}" == "linux" ]]; then
+  OS="Linux"
+else
+  debug "Unsupported OS: ${OS}"
+  exit 1
+fi
+
+# Determine architecture (amd64 or arm64)
+ARCH=$(uname -m)
+if [[ "${ARCH}" == "x86_64" ]]; then
+  ARCH="amd64"
+elif [[ "${ARCH}" == "arm64" || "${ARCH}" == "aarch64" ]]; then
+  ARCH="arm64"
+else
+  debug "Unsupported architecture: ${ARCH}"
+  exit 1
+fi
+
+# Construct the download URL
+URL="https://github.com/defenseunicorns/uds-cli"
+RELEASE_URL="${URL}/releases/latest"
+
+
+# Define the version to install
+VERSION=$(curl --tlsv1.2 --proto "=https" --fail --show-error -Ls -o /dev/null -w %{url_effective} ${RELEASE_URL} | grep -oE "[^/]+$" )
+debug "Version set to ${VERSION}"
+
+# Set binary name
+BINARY_NAME="uds"
+
+# Set full path to binary download
+FULL_PATH="releases/download/${VERSION}/uds-cli_${VERSION}_${OS}_${ARCH}"
+
+UDS_TMP_DIR="$(mktemp -d -t uds-binary-XXXXXXXX)"
+UDS_TMP_FILE="${UDS_TMP_DIR}/${BINARY_NAME}"
+
+# Download the binary
+debug "Downloading uds-cli for ${OS}-${ARCH}..."
+curl --tlsv1.2 --proto "=https" --fail --show-error -L -o "${UDS_TMP_FILE}" "${URL}/${FULL_PATH}"
+if [[ $? -ne 0 ]]; then
+  debug "Failed to download uds-cli from ${URL}/${FULL_PATH}"
+  exit 1
+fi
+
+# Make the binary executable
+chmod +x "${UDS_TMP_FILE}"
+
+# Define the installation directory and binary name
+INSTALL_DIR="/usr/local/bin"
+
+# Move the binary to the installation directory
+debug "Installing uds-cli to ${INSTALL_DIR}..."
+sudo mv "${UDS_TMP_FILE}" "${INSTALL_DIR}/"
+if [[ $? -ne 0 ]]; then
+  echo "Failed to move uds-cli to ${INSTALL_DIR}"
+  exit 1
+fi
+
+# Verify the installation
+debug "Verifying uds-cli installation..."
+"${INSTALL_DIR}/${BINARY_NAME}" version > /dev/null 2>&1
+if [[ $? -eq 0 ]]; then
+  debug "uds-cli ${VERSION} installed successfully!"
+else
+  debug "Installation failed."
+  exit 1
+fi