add chr install script

chr-install.sh

@@ -0,0 +1,72 @@
+#!/bin/bash
+
+# Variables
+version="nil"
+vmID="nil"
+
+echo "############## Start of Script ##############"
+echo "## Checking if temp dir is available..."
+
+if [ -d /root/temp ]; then
+    echo "-- Directory exists!"
+else
+    echo "-- Creating temp dir!"
+    mkdir /root/temp
+fi
+
+# Ask user for version
+echo "## Preparing for image download and VM creation!"
+read -p "Please input CHR version to deploy (e.g. 6.38.2, 6.40.1, 7.18.2): " version
+
+# Check if image is already downloaded
+if [ -f /root/temp/chr-$version.img ]; then
+    echo "-- CHR image is available."
+else
+    echo "-- Downloading CHR $version image file."
+    cd /root/temp
+    echo "---------------------------------------------------------------------------"
+    wget https://download.mikrotik.com/routeros/$version/chr-$version.img.zip
+    unzip chr-$version.img.zip
+    echo "---------------------------------------------------------------------------"
+fi
+
+# List existing VMs and ask for new VM ID
+echo "== Printing list of VM's on this hypervisor!"
+qm list
+echo ""
+read -p "Please Enter a free VM ID to use: " vmID
+echo ""
+
+# Convert image to QCOW2
+echo "-- Converting image to qcow2 format..."
+qemu-img convert \
+    -f raw \
+    -O qcow2 \
+    /root/temp/chr-$version.img \
+    /root/temp/chr-$version.qcow2
+
+# Create minimal VM
+echo "-- Creating CHR VM with ID $vmID"
+qm create $vmID \
+  --name chr-$version \
+  --net0 virtio,bridge=vmbr0 \
+  --bootdisk virtio0 \
+  --ostype l26 \
+  --memory 256 \
+  --onboot no \
+  --sockets 1 \
+  --cores 1
+
+# Import disk to local-lvm
+echo "-- Importing disk to local-lvm..."
+qm importdisk $vmID /root/temp/chr-$version.qcow2 local-lvm --format qcow2
+
+# Attach imported disk as virtio0
+echo "-- Attaching disk to VM..."
+qm set $vmID --virtio0 local-lvm:vm-$vmID-disk-0
+
+# Set boot order
+echo "-- Setting boot order to virtio0..."
+qm set $vmID --boot order=virtio0
+
+echo "############## End of Script ##############"