Linux Installer Script

install-linux.sh

@@ -0,0 +1,162 @@
+#!/bin/bash
+
+# Parse command-line arguments for the --no-docker flag
+for arg in "$@"
+do
+    case $arg in
+        --no-docker)
+        NO_DOCKER=1
+        shift # Remove --no-docker from processing
+        ;;
+        *)
+        # Unknown option
+        ;;
+    esac
+done
+
+# Function to check if Docker is installed
+check_docker() {
+    echo "Checking for Docker..."
+    if ! command -v docker &> /dev/null; then
+        echo "Docker could not be found. Would you like to install Docker? (y/n)"
+        read -r choice
+        if [ "$choice" = "y" ]; then
+            install_docker
+        else
+            echo "Docker is required for the Docker-based installation. Proceeding with Docker-less installation."
+            dockerless_install
+            exit 0
+        fi
+    else
+        echo "Docker is already installed."
+    fi
+}
+
+# Function to install Docker
+install_docker() {
+    echo "Installing Docker..."
+    sudo apt-get update
+    sudo apt-get install -y \
+        ca-certificates \
+        curl \
+        gnupg \
+        lsb-release
+    curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
+    echo \
+      "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu \
+      $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+    sudo apt-get update
+    sudo apt-get install -y docker-ce docker-ce-cli containerd.io
+    sudo docker run --rm hello-world
+    if [ $? -ne 0 ]; then
+        echo "Docker installation failed. Please check the error messages above."
+        exit 1
+    fi
+    echo "Docker has been successfully installed."
+}
+
+# Function to install Node.js
+install_nodejs() {
+    echo "Node.js not found. Installing Node.js version 20..."
+    curl -sL https://deb.nodesource.com/setup_20.x | sudo -E bash -
+    sudo apt-get install -y nodejs
+}
+
+# Function to install Miniconda for Python
+install_miniconda() {
+    echo "Installing Miniconda for Python dependencies..."
+    wget https://repo.anaconda.com/miniconda/Miniconda3-latest-Linux-x86_64.sh -O miniconda.sh
+    bash miniconda.sh -b -p $HOME/miniconda
+    source "$HOME/miniconda/etc/profile.d/conda.sh"
+    conda init
+    conda create -y -n openwebui python=3.11
+    conda activate openwebui
+}
+
+# Function for Docker-less installation
+dockerless_install() {
+    echo "Starting Docker-less installation..."
+
+    # Node.js Installation
+    if ! command -v node &> /dev/null; then
+        install_nodejs
+    fi
+
+    # Miniconda and Python Environment Setup
+    install_miniconda
+
+    cp -RPp .env.example .env
+
+    if command -v npm &> /dev/null; then
+        npm install
+        npm run build
+    else
+        echo "npm is not available after Node.js installation. Exiting."
+        exit 1
+    fi
+
+    cd ./backend
+    pip install -r requirements.txt -U
+    sh start.sh
+    echo "Open WebUI has been installed and started without Docker."
+}
+
+# Function to install Open WebUI with Docker
+install_openwebui_docker() {
+    echo "Installing Open WebUI with Docker..."
+    docker pull ghcr.io/open-webui/open-webui:latest
+    docker run -d -p 3000:8080 --add-host=host.docker.internal:host-gateway -v open-webui:/app/backend/data --name open-webui --restart always ghcr.io/open-webui/open-webui:latest
+    echo "Open WebUI has been installed and started with Docker. Access it at http://localhost:3000"
+}
+
+# Main script starts here
+echo "Starting the Open WebUI installation script..."
+
+if [ "$NO_DOCKER" -eq 1 ]; then
+    echo "Proceeding with Docker-less installation due to --no-docker flag."
+    dockerless_install
+    echo "Installation process has completed."
+    exit 0
+fi
+
+# Step 1: Check for Docker
+check_docker
+
+# Step 2: Ask about Ollama installation
+echo "Would you like to install Ollama inside Docker? (y/n)"
+read -r install_ollama
+
+if [ "$install_ollama" = "y" ]; then
+    # Commands to install Ollama in Docker go here.
+    echo "Do you want Ollama in Docker with GPU support? (y/n): "
+    read -r use_gpu
+    echo "Installing Ollama with Docker..."
+    if [ "$use_gpu" = "y" ]; then
+        ./run-ollama-docker.sh --enable-gpu
+    else
+        ./run-ollama-docker.sh
+    fi
+else
+    # If not installing Ollama, ask about using Docker Compose for both
+    echo "Would you like to deploy Open WebUI and Ollama together using Docker Compose? (y/n)"
+    read -r deploy_compose
+
+    if [ "$deploy_compose" = "y" ]; then
+        echo "Enable GPU support? (y/n)"
+        read -r enable_gpu
+
+        compose_cmd="./run-compose.sh"
+
+        if [ "$enable_gpu" = "y" ]; then
+            compose_cmd+=" --enable-gpu"
+        fi
+
+        echo "Running: $compose_cmd"
+        eval "$compose_cmd"
+    else
+        # If not using Docker Compose, install Open WebUI with Docker alone
+        install_openwebui_docker
+    fi
+fi
+
+echo "Installation process has completed."