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varun-r-mallyavarun-r-mallya
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add return None statements
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‎tools/setup.sh‎

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#!/bin/bash
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echo "===================================================================="
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echo " ⚠️ WARNING ⚠️"
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echo " This script will run kernel-level BPF programs."
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echo " BPF programs run with kernel privileges and could potentially"
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echo " affect system stability if not used properly."
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echo ""
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echo " PLEASE REVIEW THE SOURCE CODE BEFORE RUNNING:"
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echo " https://github.com/pythonbpf/python-bpf"
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echo "===================================================================="
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echo
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echo "This script will:"
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echo "1. Check and install required dependencies (libelf, clang, python, bpftool)"
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echo "2. Download example programs from the Python-BPF GitHub repository"
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echo "3. Create a Python virtual environment with necessary packages"
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echo "4. Start a Jupyter notebook server"
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echo
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read -p "Would you like to continue? (y/N) " -n 1 -r
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echo
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if [[ ! $REPLY =~ ^[Yy]$ ]]; then
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echo "Script execution cancelled."
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exit 1
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fi
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if [ "$EUID" -ne 0 ]; then
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echo "Please run this script with sudo."
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exit 1
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fi
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WORK_DIR="/tmp/python_bpf_setup"
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REAL_USER=$(logname || echo "$SUDO_USER")
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echo "Creating temporary directory: $WORK_DIR"
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mkdir -p "$WORK_DIR"
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cd "$WORK_DIR" || exit 1
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if [ -f /etc/os-release ]; then
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. /etc/os-release
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DISTRO=$ID
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else
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echo "Cannot determine Linux distribution. Exiting."
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exit 1
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fi
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install_dependencies() {
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case $DISTRO in
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ubuntu|debian|pop|mint|elementary|zorin)
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echo "Detected Ubuntu/Debian-based system"
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apt update
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# Check and install libelf
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if ! dpkg -l libelf-dev >/dev/null 2>&1; then
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echo "Installing libelf-dev..."
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apt install -y libelf-dev
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else
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echo "libelf-dev is already installed."
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fi
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# Check and install clang
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if ! command -v clang >/dev/null 2>&1; then
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echo "Installing clang..."
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apt install -y clang
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else
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echo "clang is already installed."
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fi
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# Check and install python
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if ! command -v python3 >/dev/null 2>&1; then
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echo "Installing python3..."
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apt install -y python3 python3-pip python3-venv
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else
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echo "python3 is already installed."
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fi
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# Check and install bpftool
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if ! command -v bpftool >/dev/null 2>&1; then
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echo "Installing bpftool..."
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apt install -y linux-tools-common linux-tools-generic
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# If bpftool still not found, try installing linux-tools-$(uname -r)
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if ! command -v bpftool >/dev/null 2>&1; then
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KERNEL_VERSION=$(uname -r)
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apt install -y linux-tools-$KERNEL_VERSION
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fi
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else
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echo "bpftool is already installed."
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fi
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;;
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arch|manjaro|endeavouros)
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echo "Detected Arch-based Linux system"
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# Check and install libelf
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if ! pacman -Q libelf >/dev/null 2>&1; then
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echo "Installing libelf..."
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pacman -S --noconfirm libelf
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else
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echo "libelf is already installed."
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fi
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# Check and install clang
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if ! command -v clang >/dev/null 2>&1; then
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echo "Installing clang..."
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pacman -S --noconfirm clang
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else
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echo "clang is already installed."
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fi
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# Check and install python
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if ! command -v python3 >/dev/null 2>&1; then
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echo "Installing python3..."
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pacman -S --noconfirm python python-pip
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else
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echo "python3 is already installed."
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fi
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# Check and install bpftool
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if ! command -v bpftool >/dev/null 2>&1; then
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echo "Installing bpftool..."
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pacman -S --noconfirm bpf linux-headers
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else
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echo "bpftool is already installed."
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fi
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;;
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*)
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echo "Unsupported distribution: $DISTRO"
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echo "This script only supports Ubuntu/Debian and Arch Linux derivatives."
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exit 1
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;;
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esac
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}
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echo "Checking and installing dependencies..."
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install_dependencies
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# Download example programs
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echo "Downloading example programs from Python-BPF GitHub repository..."
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mkdir -p examples
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cd examples || exit 1
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echo "Fetching example files list..."
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FILES=$(curl -s "https://api.github.com/repos/pythonbpf/Python-BPF/contents/examples" | grep -o '"path":"examples/[^"]*"' | awk -F'"' '{print $4}')
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if [ -z "$FILES" ]; then
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echo "Failed to fetch file list from repository. Using fallback method..."
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# Fallback to downloading common example files
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EXAMPLES=(
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"binops_demo.py"
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"blk_request.py"
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"clone-matplotlib.ipynb"
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"clone_plot.py"
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"hello_world.py"
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"kprobes.py"
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"struct_and_perf.py"
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"sys_sync.py"
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"xdp_pass.py"
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)
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for example in "${EXAMPLES[@]}"; do
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echo "Downloading: $example"
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curl -s -O "https://raw.githubusercontent.com/pythonbpf/Python-BPF/master/examples/$example"
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done
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else
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for file in $FILES; do
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filename=$(basename "$file")
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echo "Downloading: $filename"
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curl -s -o "$filename" "https://raw.githubusercontent.com/pythonbpf/Python-BPF/master/$file"
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done
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fi
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cd "$WORK_DIR" || exit 1
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chown -R "$REAL_USER:$(id -gn "$REAL_USER")" .
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echo "Creating Python virtual environment..."
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su - "$REAL_USER" -c "cd \"$WORK_DIR\" && python3 -m venv venv"
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echo "Installing Python packages..."
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su - "$REAL_USER" -c "cd \"$WORK_DIR\" && source venv/bin/activate && pip install --upgrade pip && pip install jupyter pythonbpf pylibbpf matplotlib"
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cat > "$WORK_DIR/start_jupyter.sh" << EOF
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#!/bin/bash
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cd "$WORK_DIR"
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source venv/bin/activate
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cd examples
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sudo ../venv/bin/python -m notebook --ip=0.0.0.0 --allow-root
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EOF
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chmod +x "$WORK_DIR/start_jupyter.sh"
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chown "$REAL_USER:$(id -gn "$REAL_USER")" "$WORK_DIR/start_jupyter.sh"
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echo "========================================================"
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echo "Setup complete! To start Jupyter Notebook, run:"
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echo "$ sudo $WORK_DIR/start_jupyter.sh"
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echo ""

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