[Doc] Added nvidia gpu setup script for each node.

Signed-off-by: insukim1994 <insu.kim@moreh.io>

Author: insukim1994

utils/install-cri-o.sh

@@ -26,5 +26,5 @@ sudo apt-get install -y cri-o
 sudo systemctl start crio.service
 
 # Install CNI (container network interface) plugins
-wget https://raw.githubusercontent.com/cri-o/cri-o/refs/heads/main/contrib/cni/10-crio-bridge.conflist
-sudo cp 10-crio-bridge.conflist /etc/cni/net.d
+wget https://raw.githubusercontent.com/cri-o/cri-o/refs/heads/main/contrib/cni/11-crio-ipv4-bridge.conflist
+sudo cp 11-crio-ipv4-bridge.conflist /etc/cni/net.d

utils/nvidia-gpu-setup-k8s.sh

@@ -0,0 +1,61 @@
+#!/bin/bash
+set -e
+
+# Allow users to override the paths for the NVIDIA tools.
+: "${NVIDIA_SMI_PATH:=nvidia-smi}"
+: "${NVIDIA_CTK_PATH:=nvidia-ctk}"
+
+# --- Debug and Environment Setup ---
+echo "Current PATH: $PATH"
+echo "Operating System: $(uname -a)"
+
+# Get the script directory to reference local scripts reliably.
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+# --- Install Prerequisites ---
+echo "Installing kubectl and helm..."
+bash "$SCRIPT_DIR/install-kubectl.sh"
+bash "$SCRIPT_DIR/install-helm.sh"
+
+
+# --- Configure BPF (if available) ---
+if [ -f /proc/sys/net/core/bpf_jit_harden ]; then
+    echo "Configuring BPF: Setting net.core.bpf_jit_harden=0"
+    echo "net.core.bpf_jit_harden=0" | sudo tee -a /etc/sysctl.conf
+    sudo sysctl -p
+else
+    echo "BPF JIT hardening configuration not available, skipping..."
+fi
+
+# --- NVIDIA GPU Setup ---
+GPU_AVAILABLE=false
+if command -v "$NVIDIA_SMI_PATH" >/dev/null 2>&1; then
+    echo "NVIDIA GPU detected via nvidia-smi at: $(command -v "$NVIDIA_SMI_PATH")"
+    if command -v "$NVIDIA_CTK_PATH" >/dev/null 2>&1; then
+      echo "nvidia-ctk found at: $(command -v "$NVIDIA_CTK_PATH")"
+      GPU_AVAILABLE=true
+    else
+      echo "nvidia-ctk not found. Please install the NVIDIA Container Toolkit to enable GPU support."
+    fi
+fi
+
+if [ "$GPU_AVAILABLE" = true ]; then
+    # Configure Docker for GPU support.
+    echo "Configuring Docker runtime for GPU support..."
+    if sudo "$NVIDIA_CTK_PATH" runtime configure --runtime=docker; then
+      echo "Restarting Docker to apply changes..."
+      sudo systemctl restart docker
+      echo "Docker runtime configured successfully."
+    else
+      echo "Error: Failed to configure Docker runtime using the NVIDIA Container Toolkit."
+      exit 1
+    fi
+
+    # Install the GPU Operator via Helm.
+    echo "Adding NVIDIA helm repo and updating..."
+    helm repo add nvidia https://helm.ngc.nvidia.com/nvidia && helm repo update
+    echo "Installing GPU Operator..."
+    helm install --wait gpu-operator -n gpu-operator --create-namespace nvidia/gpu-operator --version=v24.9.1
+fi
+
+echo "NVIDIA GPU Setup complete."