1 files changed, 51 insertions, 0 deletions
diff --git a/vm-qemu.sh b/vm-qemu.sh
new file mode 100755
index 0000000..2b8f550
--- /dev/null
+++ b/vm-qemu.sh
@@ -0,0 +1,51 @@
+#!/bin/sh
+#
+# Create a new VM using libvirt on the local host.
+
+set -eu
+
+
+verbose()
+{
+    echo "INFO: $@"
+}
+
+
+die()
+{
+    echo "$@" 1>&2
+    exit 1
+}
+
+
+# Check parameters.
+
+if [ "$#" -lt 2 ]
+then
+    die "Usage: $ IMAGE PORT"
+fi
+
+
+# Command line parameters: image file and port number for SSH.
+image="$1"
+port="$2"
+verbose "creating VM from image $image"
+verbose "once it's running, log in from another terminal: ssh -p $port manager@localhost"
+
+shift 2
+
+# Does the image exist?
+if [ ! -e "$image" ]
+then
+    echo "$image does not exist" 1>&2
+    exit 1
+fi
+
+# Start VM.
+qemu-system-x86_64 \
+    -enable-kvm \
+    -m 8192 \
+    -drive "file=$image,format=raw,if=virtio" \
+    -device virtio-net,netdev=user.0 \
+    -netdev "user,id=user.0,hostfwd=tcp::$port-:22"
+