#!/bin/bash
#
# virt-p2v.sh is a shell script which performs a physical to
-# virtual conversion of local disks, interactively.
+# virtual conversion of local disks.
#
# By Richard W.M. Jones <rjones@redhat.com>
+#
+# Copyright (C) 2007 Red Hat Inc.
+
+export PATH=/usr/sbin:/sbin:/usr/local/bin:/usr/kerberos/bin:/usr/bin:/bin
+
+# The defaults here make a generic virt-p2v.sh script, but if you want
+# to build a partially-/fully-automatic P2V solution, then you can set
+# these variables to something, and the script won't ask the user for
+# input.
+
+# greeting=no
+greeting=
+
+override_remote_host=
+override_remote_port=
+
+# can be 'ssh' or 'tcp'
+override_remote_transport=
+
+# eg. override_remote_directory=/var/lib/xen/images
+# (only if override_remote_transport is 'ssh')
+override_remote_directory=
+
+# list of devices to send, separated by spaces, if empty ask user
+override_devices_to_send=""
+
+#----------------------------------------------------------------------
+# Device mapper snapshotting.
+
+# Create a device-mapper snapshot of a device with ramdisk overlay.
+# Example:
+# snapshot /dev/sda1 snap
+# creates a snapshot of /dev/sda1 called /dev/mapper/snap
+
+
+# XXX Error checking.
+function snapshot {
+ dev=$1
+ name=$2
+
+ # Get size of the device in sectors.
+ sectors=`blockdev --getsize $dev`
+
+ dmsetup create ${name}_org \
+ --table="0 $sectors snapshot-origin $dev"
+ dmsetup create $name \
+ --table="0 $sectors snapshot /dev/mapper/${name}_org /dev/ram1 n 64"
+}
+
+# Drop an existing snapshot created by snapshot function.
+# Example:
+# drop_snapshot snap
+# drops a snapshot called /dev/mapper/snap
+function drop_snapshot {
+ dmsetup remove /dev/mapper/$name
+ dmsetup remove /dev/mapper/${name}_org
+}
+
+
+#----------------------------------------------------------------------
+# General script setup.
+
+# We can safely write files into /tmp without modifying anything.
+cd /tmp
+
+#----------------------------------------------------------------------
+# Dialog with the user.
+
+if [ "$greeting" != "no" ]; then
+ dialog \
+ --title "virt-p2v" \
+ --msgbox "\nWelcome to virt-p2v, a live CD for migrating a physical machine to a virtualized host.\n\nTo continue press the Return key.\n\nTo get a shell you can use [ALT] [F2] and log in as root with no password." 17 50
+fi
+
+# Get configuration from the user.
+
+# To make the [Back] button work, we make this into a looping state
+# machine. Each state asks a question and jumps to the next state
+# (unless [Back] is pressed, in which case it jumps back to the previous
+# state). Finally the 'exit' state causes us to quit the loop.
+state=hostname
+while [ "$state" != "exit" ]; do
+ case "$state" in
+ hostname)
+ if [ -n "$override_remote_host" ]; then
+ remote_host="$override_remote_host"
+ else
+ dialog \
+ --nocancel \
+ --inputbox "Remote host" 10 50 "$remote_host" \
+ 2> line
+ remote_host=`cat line`
+ state=port
+ fi
+ ;;
+ port)
+ if [ -n "$override_remote_port" ]; then
+ remote_port="$override_remote_port"
+ else
+ dialog \
+ --extra-button --extra-label "Back" --nocancel \
+ --inputbox "Remote port" 10 50 "$remote_port" \
+ 2> line
+ if [ $? -eq 3 ]; then state=hostname
+ else
+ remote_port=`cat line`
+ state=exit
+ fi
+ fi
+ ;;
+ *)
+ echo "Invalid state: $state"
+ state=hostname
+ ;;
+ esac
+done
+clear
+echo remote_host $remote_host
+echo remote_port $remote_port
\ No newline at end of file
git.annexia.org / virt-p2v.git / blobdiff