scripts to define and undefine vms

define-vms.sh

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+#!/bin/bash
+
+# Directory containing XML definitions of virtual machines requiring root permissions
+SYSTEM="./system/"
+
+# Ensure the directory exists
+if [ ! -d "$SYSTEM" ]; then
+  echo "The specified directory does not exist."
+  exit 1
+fi
+
+# Loop over each XML file in the directory
+for root_vm in "$SYSTEM"/*.xml; do
+  if [ -f "$root_vm" ]; then
+    # Use virsh define to create a virtual machine from each XML file
+    sudo virsh define "$root_vm"
+    
+    # Check if the command was successful
+    if [ $? -eq 0 ]; then
+      echo "Successfully defined virtual machine from $root_vm"
+    else
+      echo "Failed to define virtual machine from $root_vm"
+    fi
+  else
+    echo "No XML files found in directory: $SYSTEM"
+  fi
+done
+
+echo "Finished defining all root virtual machines."
+
+# Directory containing XML definitions of virtual machines requiring user permissions
+SESSION="./session/"
+
+# Ensure the directory exists
+if [ ! -d "$SESSION" ]; then
+  echo "The specified directory does not exist."
+  exit 1
+fi
+
+# Loop over each XML file in the directory
+for rootless_vm in "$SESSION"/*.xml; do
+  if [ -f "$rootless_vm" ]; then
+    # Use virsh define to create a virtual machine from each XML file
+    virsh define "$rootless_vm"
+    
+    # Check if the command was successful
+    if [ $? -eq 0 ]; then
+      echo "Successfully defined virtual machine from $rootless_vm"
+    else
+      echo "Failed to define virtual machine from $rootless_vm"
+    fi
+  else
+    echo "No XML files found in directory: $SESSION"
+  fi
+done
+
+echo "Finished defining all rootless virtual machines."

undefine-vms.sh

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+#!/bin/bash
+
+# Function to undefine a virtual machine.  Takes just the VM name.
+# This makes it more robust and aligned with how virsh expects the name.
+undefine_vm() {
+  local vm_name="$1"
+
+  # Use virsh undefine to undefine a virtual machine
+  sudo virsh undefine "$vm_name"
+
+  # Check if the command was successful
+  if [ $? -eq 0 ]; then
+    echo "Successfully undefined virtual machine $vm_name"
+  else
+    echo "Failed to undefine virtual machine $vm_name"
+  fi
+}
+
+# Directory containing XML definitions of virtual machines requiring root permissions
+SYSTEM="./system/"
+
+# Ensure the directory exists
+if [ ! -d "$SYSTEM" ]; then
+  echo "The specified directory does not exist."
+  exit 1
+fi
+
+# Loop over each XML file in the directory
+for root_vm in "$SYSTEM"/*.xml; do
+  if [ -f "$root_vm" ]; then
+    # Extract the VM name from the full path
+    vm_name=$(basename "$root_vm" .xml)  # Removes the .xml extension
+
+    # Call the undefine function
+    undefine_vm "$vm_name"
+  fi
+done
+
+echo "Finished undefining all root virtual machines."
+
+
+# Directory containing XML definitions of virtual machines requiring user permissions
+SESSION="./session/"
+
+# Ensure the directory exists
+if [ ! -d "$SESSION" ]; then
+  echo "The specified directory does not exist."
+  exit 1
+fi
+
+# Loop over each XML file in the directory
+for rootless_vm in "$SESSION"/*.xml; do # Corrected the pattern
+  if [ -f "$rootless_vm" ]; then
+    # Extract the VM name from the full path
+    vm_name=$(basename "$rootless_vm" .xml) #remove .xml extension
+
+    # Call the undefine function
+    virsh undefine "$vm_name"
+  fi
+done
+
+echo "Finished undefining all rootless virtual machines."