Change: set /etc/hostname of new VM before initial boot

1 files changed, 14 insertions, 0 deletions

diff --git a/create-vm b/create-vm
index 2202eb0..ca689ae 100755
--- a/create-vm
+++ b/create-vm
@@ -84,6 +84,20 @@ unxz < "$basepath" |
     pv --size "$size" |
     sudo ionice -c3 tee "$lvpath" > /dev/null
 
+# Edit /etc/hostname
+verbose "Set hostname on new system to $name"
+mnt="$(mktemp -d)"
+for part in $(sudo kpartx -asv "$lvpath" | awk '/^add map / { print $3 }')
+do
+    sudo mount "/dev/mapper/$part" "$mnt"
+    if [ -e "$mnt/etc/hostname" ]
+    then
+        echo "$name" | sudo tee "$mnt/etc/hostname"
+    fi
+    sudo umount "$mnt"
+done
+sudo kpartx -dsv "$lvpath"
+
 # Create VM.
 verbose "Creating VM"
 virt-install --connect qemu:///system \