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| 1 | +#!/usr/bin/env bash |
| 2 | + |
| 3 | +set -e |
| 4 | + |
| 5 | +# Colors for terminal output |
| 6 | +RED='\033[0;31m' |
| 7 | +GREEN='\033[0;32m' |
| 8 | +YELLOW='\033[0;33m' |
| 9 | +BLUE='\033[0;34m' |
| 10 | +PURPLE='\033[0;35m' |
| 11 | +CYAN='\033[0;36m' |
| 12 | +NC='\033[0m' # No Color |
| 13 | + |
| 14 | +echo -e "${BLUE}┌─────────────────────────────────────────────┐${NC}" |
| 15 | +echo -e "${BLUE}│ │${NC}" |
| 16 | +echo -e "${BLUE}│ ${GREEN}MCP - Model Context Protocol Package Manager${BLUE} │${NC}" |
| 17 | +echo -e "${BLUE}│ │${NC}" |
| 18 | +echo -e "${BLUE}└─────────────────────────────────────────────┘${NC}" |
| 19 | +echo |
| 20 | + |
| 21 | +# Function to check if a command exists |
| 22 | +command_exists() { |
| 23 | + command -v "$1" >/dev/null 2>&1 |
| 24 | +} |
| 25 | + |
| 26 | +# Function to print info message |
| 27 | +info() { |
| 28 | + echo -e "${CYAN}INFO:${NC} $1" |
| 29 | +} |
| 30 | + |
| 31 | +# Function to print error message |
| 32 | +error() { |
| 33 | + echo -e "${RED}ERROR:${NC} $1" >&2 |
| 34 | +} |
| 35 | + |
| 36 | +# Function to print success message |
| 37 | +success() { |
| 38 | + echo -e "${GREEN}SUCCESS:${NC} $1" |
| 39 | +} |
| 40 | + |
| 41 | +# Function to check Python version |
| 42 | +check_python() { |
| 43 | + if ! command_exists python3; then |
| 44 | + error "Python 3 is not installed. MCP requires Python 3.8 or higher." |
| 45 | + echo "Please install Python 3.8+ and try again." |
| 46 | + echo "Visit https://www.python.org/downloads/ for installation instructions." |
| 47 | + exit 1 |
| 48 | + fi |
| 49 | + |
| 50 | + # Check Python version |
| 51 | + PYTHON_VERSION=$(python3 -c 'import sys; print(f"{sys.version_info.major}.{sys.version_info.minor}")') |
| 52 | + PYTHON_MAJOR=$(echo $PYTHON_VERSION | cut -d. -f1) |
| 53 | + PYTHON_MINOR=$(echo $PYTHON_VERSION | cut -d. -f2) |
| 54 | + |
| 55 | + if [ "$PYTHON_MAJOR" -lt 3 ] || ([ "$PYTHON_MAJOR" -eq 3 ] && [ "$PYTHON_MINOR" -lt 8 ]); then |
| 56 | + error "Python version $PYTHON_VERSION detected, but MCP requires Python 3.8 or higher." |
| 57 | + echo "Please upgrade your Python installation and try again." |
| 58 | + exit 1 |
| 59 | + fi |
| 60 | + |
| 61 | + info "Found Python $PYTHON_VERSION" |
| 62 | +} |
| 63 | + |
| 64 | +# Function to install or upgrade pip |
| 65 | +ensure_pip() { |
| 66 | + if ! command_exists pip3; then |
| 67 | + info "Installing pip..." |
| 68 | + python3 -m ensurepip --upgrade || { |
| 69 | + error "Failed to install pip. Please install pip manually and try again." |
| 70 | + exit 1 |
| 71 | + } |
| 72 | + else |
| 73 | + info "Upgrading pip..." |
| 74 | + python3 -m pip install --upgrade pip >/dev/null 2>&1 || true |
| 75 | + fi |
| 76 | +} |
| 77 | + |
| 78 | +# Function to install MCP |
| 79 | +install_mcp() { |
| 80 | + info "Installing MCP..." |
| 81 | + |
| 82 | + if command_exists pipx; then |
| 83 | + info "Using pipx to install MCP (recommended)..." |
| 84 | + pipx install mcp |
| 85 | + else |
| 86 | + # Try to use pip in user mode first |
| 87 | + python3 -m pip install --user mcp || { |
| 88 | + info "Attempting system-wide installation with sudo..." |
| 89 | + sudo python3 -m pip install mcp || { |
| 90 | + error "Failed to install MCP. Please check your permissions and try again." |
| 91 | + exit 1 |
| 92 | + } |
| 93 | + } |
| 94 | + fi |
| 95 | +} |
| 96 | + |
| 97 | +# Function to verify installation |
| 98 | +verify_installation() { |
| 99 | + if command_exists mcp; then |
| 100 | + MCP_VERSION=$(mcp --version 2>/dev/null || echo "Unknown") |
| 101 | + success "MCP $MCP_VERSION has been successfully installed!" |
| 102 | + echo |
| 103 | + echo -e "${PURPLE}To get started with MCP, try:${NC}" |
| 104 | + echo -e " ${CYAN}mcp --help${NC} # Show available commands" |
| 105 | + echo -e " ${CYAN}mcp list --available${NC} # List available MCP servers" |
| 106 | + echo -e " ${CYAN}mcp install <server>${NC} # Install an MCP server" |
| 107 | + echo |
| 108 | + echo -e "For more information, visit ${BLUE}https://getmcp.sh${NC}" |
| 109 | + echo |
| 110 | + else |
| 111 | + PATH_DIRS=$(echo $PATH | tr ':' '\n') |
| 112 | + USER_BIN_DIR="$HOME/.local/bin" |
| 113 | + |
| 114 | + if ! echo "$PATH_DIRS" | grep -q "$USER_BIN_DIR"; then |
| 115 | + info "MCP might be installed but not in your PATH." |
| 116 | + echo "Try adding this to your shell profile (~/.bashrc, ~/.zshrc, etc.):" |
| 117 | + echo " export PATH=\"\$HOME/.local/bin:\$PATH\"" |
| 118 | + echo |
| 119 | + echo "After that, restart your terminal or run:" |
| 120 | + echo " source ~/.bashrc # or ~/.zshrc, etc." |
| 121 | + else |
| 122 | + error "Installation seems to have failed. Please try again or install manually:" |
| 123 | + echo " pip install mcp" |
| 124 | + fi |
| 125 | + fi |
| 126 | +} |
| 127 | + |
| 128 | +# Main installation process |
| 129 | +main() { |
| 130 | + info "Starting MCP installation..." |
| 131 | + check_python |
| 132 | + ensure_pip |
| 133 | + install_mcp |
| 134 | + verify_installation |
| 135 | +} |
| 136 | + |
| 137 | +# Execute the installation |
| 138 | +main |
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