mirror of
https://github.com/fosrl/pangolin.git
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Dont ping remote nodes; handle certs better
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Owen
180
install/get-installer.sh
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180
install/get-installer.sh
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#!/bin/bash
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# Get installer - Cross-platform installation script
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# Usage: curl -fsSL https://raw.githubusercontent.com/fosrl/installer/refs/heads/main/get-installer.sh | bash
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set -e
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# Colors for output
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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NC='\033[0m' # No Color
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# GitHub repository info
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REPO="fosrl/pangolin"
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GITHUB_API_URL="https://api.github.com/repos/${REPO}/releases/latest"
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# Function to print colored output
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print_status() {
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echo -e "${GREEN}[INFO]${NC} $1"
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}
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print_warning() {
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echo -e "${YELLOW}[WARN]${NC} $1"
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}
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print_error() {
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echo -e "${RED}[ERROR]${NC} $1"
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}
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# Function to get latest version from GitHub API
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get_latest_version() {
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local latest_info
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if command -v curl >/dev/null 2>&1; then
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latest_info=$(curl -fsSL "$GITHUB_API_URL" 2>/dev/null)
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elif command -v wget >/dev/null 2>&1; then
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latest_info=$(wget -qO- "$GITHUB_API_URL" 2>/dev/null)
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else
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print_error "Neither curl nor wget is available. Please install one of them." >&2
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exit 1
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fi
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if [ -z "$latest_info" ]; then
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print_error "Failed to fetch latest version information" >&2
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exit 1
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fi
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# Extract version from JSON response (works without jq)
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local version=$(echo "$latest_info" | grep '"tag_name"' | head -1 | sed 's/.*"tag_name": *"\([^"]*\)".*/\1/')
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if [ -z "$version" ]; then
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print_error "Could not parse version from GitHub API response" >&2
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exit 1
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fi
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# Remove 'v' prefix if present
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version=$(echo "$version" | sed 's/^v//')
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echo "$version"
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}
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# Detect OS and architecture
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detect_platform() {
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local os arch
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# Detect OS - only support Linux
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case "$(uname -s)" in
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Linux*) os="linux" ;;
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*)
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print_error "Unsupported operating system: $(uname -s). Only Linux is supported."
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exit 1
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;;
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esac
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# Detect architecture - only support amd64 and arm64
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case "$(uname -m)" in
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x86_64|amd64) arch="amd64" ;;
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arm64|aarch64) arch="arm64" ;;
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*)
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print_error "Unsupported architecture: $(uname -m). Only amd64 and arm64 are supported on Linux."
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exit 1
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;;
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esac
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echo "${os}_${arch}"
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}
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# Get installation directory
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get_install_dir() {
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# Install to the current directory
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local install_dir="$(pwd)"
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if [ ! -d "$install_dir" ]; then
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print_error "Installation directory does not exist: $install_dir"
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exit 1
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fi
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echo "$install_dir"
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}
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# Download and install installer
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install_installer() {
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local platform="$1"
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local install_dir="$2"
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local binary_name="installer_${platform}"
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local download_url="${BASE_URL}/${binary_name}"
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local temp_file="/tmp/installer"
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local final_path="${install_dir}/installer"
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print_status "Downloading installer from ${download_url}"
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# Download the binary
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if command -v curl >/dev/null 2>&1; then
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curl -fsSL "$download_url" -o "$temp_file"
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elif command -v wget >/dev/null 2>&1; then
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wget -q "$download_url" -O "$temp_file"
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else
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print_error "Neither curl nor wget is available. Please install one of them."
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exit 1
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fi
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# Create install directory if it doesn't exist
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mkdir -p "$install_dir"
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# Move binary to install directory
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mv "$temp_file" "$final_path"
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# Make executable
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chmod +x "$final_path"
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print_status "Installer downloaded to ${final_path}"
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}
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# Verify installation
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verify_installation() {
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local install_dir="$1"
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local installer_path="${install_dir}/installer"
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if [ -f "$installer_path" ] && [ -x "$installer_path" ]; then
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print_status "Installation successful!"
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return 0
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else
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print_error "Installation failed. Binary not found or not executable."
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return 1
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fi
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}
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# Main installation process
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main() {
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print_status "Installing latest version of installer..."
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# Get latest version
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print_status "Fetching latest version from GitHub..."
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VERSION=$(get_latest_version)
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print_status "Latest version: v${VERSION}"
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# Set base URL with the fetched version
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BASE_URL="https://github.com/${REPO}/releases/download/${VERSION}"
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# Detect platform
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PLATFORM=$(detect_platform)
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print_status "Detected platform: ${PLATFORM}"
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# Get install directory
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INSTALL_DIR=$(get_install_dir)
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print_status "Install directory: ${INSTALL_DIR}"
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# Install installer
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install_installer "$PLATFORM" "$INSTALL_DIR"
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# Verify installation
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if verify_installation "$INSTALL_DIR"; then
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print_status "Installer is ready to use!"
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else
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exit 1
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fi
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}
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# Run main function
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main "$@"
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