From 6afb3f1acc4e55e7f36b87a61020ce2facea514d Mon Sep 17 00:00:00 2001
From: databreach <30411237+databreach@users.noreply.github.com>
Date: Fri, 23 May 2025 20:38:56 +0200
Subject: [PATCH] Add user scripts folder with LXC scripts from issue #382

Added a user-scripts folder containing the LXC scripts referenced in vdsm/virtual-dsm#382, preserving them before the original repository is deleted.
---
 scripts/virtual-dsm-lxc-gpu.sh | 122 +++++++++++++++++++++++++++++++++
 scripts/virtual-dsm-lxc.sh     | 105 ++++++++++++++++++++++++++++
 2 files changed, 227 insertions(+)
 create mode 100644 scripts/virtual-dsm-lxc-gpu.sh
 create mode 100644 scripts/virtual-dsm-lxc.sh

diff --git a/scripts/virtual-dsm-lxc-gpu.sh b/scripts/virtual-dsm-lxc-gpu.sh
new file mode 100644
index 0000000..93e267c
--- /dev/null
+++ b/scripts/virtual-dsm-lxc-gpu.sh
@@ -0,0 +1,122 @@
+#!/bin/bash
+
+# Constants
+CONFIG_DIR="/etc/pve/lxc"
+TMP_DIR="/tmp"
+
+# Function to display log messages
+log() {
+    echo -e "$1"
+}
+
+# Function to display error and exit
+function display_error_and_exit() {
+    log "Error: $1 Exiting."
+    exit 1
+}
+
+# Function to display information
+function display_info {
+    clear
+    log "This script is used to configure prerequisites to run Synology Virtual DSM"
+    log "in a Docker container inside an unprivileged Proxmox LXC container."
+    log "Please run this script on the Proxmox host, not inside the LXC container.\n"
+}
+
+# Check for root privileges
+if [ "$EUID" -ne 0 ]; then
+    display_error_and_exit "Please run this script as root."
+fi
+
+display_info
+
+read -p "Do you want to continue? (y/n): " choice
+
+if [[ $choice == "y" || $choice == "Y" ]]; then
+    read -p "Enter the LXC Container ID (CT ID): " ct_id
+	read -p "Enter the vGPU card ID (e.g. card1 = 1): " gpu_card
+	read -p "Enter the vGPU renderD ID (e.g. renderD129 = 129): " gpu_renderd
+
+    # Check if ct_id is a non-empty numeric value
+    if [[ ! $ct_id =~ ^[0-9]+$ ]]; then
+        display_error_and_exit "Invalid LXC Container ID. Please enter a numeric value."
+    fi
+
+    # Check if gpu_card is a non-empty numeric value
+    if [[ ! $gpu_card =~ ^[0-9]+$ ]]; then
+        display_error_and_exit "Invalid vGPU card number. Please enter a numeric value."
+    fi
+
+    # Check if gpu_renderd is a non-empty numeric value
+    if [[ ! $gpu_renderd =~ ^[0-9]+$ ]]; then
+        display_error_and_exit "Invalid vGPU renderD number. Please enter a numeric value."
+    fi
+
+    # Check if the configuration file exists
+    config_file="$CONFIG_DIR/$ct_id.conf"
+    if [[ ! -f "$config_file" ]]; then
+        display_error_and_exit "Configuration file $config_file does not exist."
+    fi
+
+    # Check if the LXC container is running
+    container_status=$(pct status $ct_id 2>&1)
+    if [[ "$container_status" == *"running"* ]]; then
+        log "Stopping running LXC container $ct_id..."
+        pct stop $ct_id || display_error_and_exit "Failed to stop LXC container $ct_id."
+    fi
+
+    # Remove existing dev folder and tun, kvm, and vhost-net devices
+    if [[ -d "/dev-$ct_id" ]]; then
+        log "Removing existing /dev-$ct_id folder..."
+        rm -r "/dev-$ct_id" || display_error_and_exit "Failed to remove existing /dev-$ct_id folder."
+    fi
+
+    # Function to configure devices
+    function configure_device() {
+        device=$1
+        module=$2
+        major=$3
+        minor=$4
+
+        log "Configuring $device..."
+        mkdir -p "/dev-$ct_id/net" || display_error_and_exit "Failed to create /dev-$ct_id/net"
+        mkdir -p "/dev-$ct_id/dri" || display_error_and_exit "Failed to create /dev-$ct_id/dri"
+        mknod "/dev-$ct_id/$device" c $major $minor || display_error_and_exit "Failed to mknod /dev-$ct_id/$device"
+        chown 100000:100000 "/dev-$ct_id/$device" || display_error_and_exit "Failed to chown /dev-$ct_id/$device"
+
+        #log "Checking if /dev-$ct_id/$device exists..."
+        if ! [[ -e "/dev-$ct_id/$device" ]]; then
+            display_error_and_exit "/dev-$ct_id/$device should have been created but does not exist."
+        fi
+    }
+
+    # Configure devices
+    configure_device "net/tun" "tun" 10 200
+    configure_device "kvm" "kvm" 10 232
+    configure_device "vhost-net" "vhost-net" 10 238
+    configure_device "dri/card0" "card0" 226 $gpu_card
+    configure_device "dri/renderD128" "renderD128" 226 $gpu_renderd
+
+    # Check and add configuration lines to /et/pve/lxc/<CT ID>.conf
+    log "Checking and adding configuration to $config_file..."
+    lines_to_add=(
+        "lxc.mount.entry: /dev-$ct_id/net/tun dev/net/tun none bind,create=file 0 0"
+        "lxc.mount.entry: /dev-$ct_id/kvm dev/kvm none bind,create=file 0 0"
+        "lxc.mount.entry: /dev-$ct_id/vhost-net dev/vhost-net none bind,create=file 0 0"
+        "lxc.mount.entry: /dev-$ct_id/dri/card0 dev/dri/card0 none bind,create=file 0 0"
+        "lxc.mount.entry: /dev-$ct_id/dri/renderD128 dev/dri/renderD128 none bind,create=file 0 0"
+    )
+
+    # Error handling for config file changes
+    for line in "${lines_to_add[@]}"; do
+        if ! grep -qF "$line" "$config_file"; then
+            echo "$line" >> "$config_file" || display_error_and_exit "Failed to add line '$line' to $config_file."
+        fi
+    done
+
+    log "Configuration completed successfully.\n\nStart the docker image (vdsm/virtual-dsm:latest) inside the LXC container."
+
+else
+    clear
+    log "\nScript aborted. No changes were made."
+fi
\ No newline at end of file
diff --git a/scripts/virtual-dsm-lxc.sh b/scripts/virtual-dsm-lxc.sh
new file mode 100644
index 0000000..a3c6ed0
--- /dev/null
+++ b/scripts/virtual-dsm-lxc.sh
@@ -0,0 +1,105 @@
+#!/bin/bash
+
+# Constants
+CONFIG_DIR="/etc/pve/lxc"
+TMP_DIR="/tmp"
+
+# Function to display log messages
+log() {
+    echo -e "$1"
+}
+
+# Function to display error and exit
+function display_error_and_exit() {
+    log "Error: $1 Exiting."
+    exit 1
+}
+
+# Function to display information
+function display_info {
+    clear
+    log "This script is used to configure prerequisites to run Synology Virtual DSM"
+    log "in a Docker container inside an unprivileged Proxmox LXC container."
+    log "Please run this script on the Proxmox host, not inside the LXC container.\n"
+}
+
+# Check for root privileges
+if [ "$EUID" -ne 0 ]; then
+    display_error_and_exit "Please run this script as root."
+fi
+
+display_info
+
+read -p "Do you want to continue? (y/n): " choice
+
+if [[ $choice == "y" || $choice == "Y" ]]; then
+    read -p "Enter the LXC Container ID (CT ID): " ct_id
+
+    # Check if ct_id is a non-empty numeric value
+    if [[ ! $ct_id =~ ^[0-9]+$ ]]; then
+        display_error_and_exit "Invalid LXC Container ID. Please enter a numeric value."
+    fi
+
+    # Check if the configuration file exists
+    config_file="$CONFIG_DIR/$ct_id.conf"
+    if [[ ! -f "$config_file" ]]; then
+        display_error_and_exit "Configuration file $config_file does not exist."
+    fi
+
+    # Check if the LXC container is running
+    container_status=$(pct status $ct_id 2>&1)
+    if [[ "$container_status" == *"running"* ]]; then
+        log "Stopping running LXC container $ct_id..."
+        pct stop $ct_id || display_error_and_exit "Failed to stop LXC container $ct_id."
+    fi
+
+    # Remove existing dev folder and tun, kvm, and vhost-net devices
+    if [[ -d "/dev-$ct_id" ]]; then
+        log "Removing existing /dev-$ct_id folder..."
+        rm -r "/dev-$ct_id" || display_error_and_exit "Failed to remove existing /dev-$ct_id folder."
+    fi
+
+    # Function to configure devices
+    function configure_device() {
+        device=$1
+        module=$2
+        major=$3
+        minor=$4
+
+        log "Configuring $device..."
+        mkdir -p "/dev-$ct_id/net" || display_error_and_exit "Failed to create /dev-$ct_id/net"
+        mknod "/dev-$ct_id/$device" c $major $minor || display_error_and_exit "Failed to mknod /dev-$ct_id/$device"
+        chown 100000:100000 "/dev-$ct_id/$device" || display_error_and_exit "Failed to chown /dev-$ct_id/$device"
+
+        #log "Checking if /dev-$ct_id/$device exists..."
+        if ! [[ -e "/dev-$ct_id/$device" ]]; then
+            display_error_and_exit "/dev-$ct_id/$device should have been created but does not exist."
+        fi
+    }
+
+    # Configure devices
+    configure_device "net/tun" "tun" 10 200
+    configure_device "kvm" "kvm" 10 232
+    configure_device "vhost-net" "vhost-net" 10 238
+
+    # Check and add configuration lines to /et/pve/lxc/<CT ID>.conf
+    log "Checking and adding configuration to $config_file..."
+    lines_to_add=(
+        "lxc.mount.entry: /dev-$ct_id/net/tun dev/net/tun none bind,create=file 0 0"
+        "lxc.mount.entry: /dev-$ct_id/kvm dev/kvm none bind,create=file 0 0"
+        "lxc.mount.entry: /dev-$ct_id/vhost-net dev/vhost-net none bind,create=file 0 0"
+    )
+
+    # Error handling for config file changes
+    for line in "${lines_to_add[@]}"; do
+        if ! grep -qF "$line" "$config_file"; then
+            echo "$line" >> "$config_file" || display_error_and_exit "Failed to add line '$line' to $config_file."
+        fi
+    done
+
+    log "Configuration completed successfully.\n\nStart the docker image (vdsm/virtual-dsm:latest) inside the LXC container."
+
+else
+    clear
+    log "\nScript aborted. No changes were made."
+fi
\ No newline at end of file