X-Git-Url: http://git.ipfire.org/?p=ipfire-2.x.git;a=blobdiff_plain;f=src%2Finstaller%2Fmountdest.sh;fp=src%2Finstaller%2Fmountdest.sh;h=16cf6ed4d3a6aa79fcc8a039dc4105a47dd73016;hp=0000000000000000000000000000000000000000;hb=5315fae6b3cf1b773c792b7e999bf60513696182;hpb=7064bbd9914fc5dbafad1e3ea20ac2a27caaa3d5

diff --git a/src/installer/mountdest.sh b/src/installer/mountdest.sh
new file mode 100644
index 0000000000..16cf6ed4d3
--- /dev/null
+++ b/src/installer/mountdest.sh
@@ -0,0 +1,146 @@
+###############################################################################
+#                                                                             #
+# IPFire.org - A linux based firewall                                         #
+# Copyright (C) 2007-2013  IPFire Team  <info@ipfire.org>                     #
+#                                                                             #
+# This program is free software: you can redistribute it and/or modify        #
+# it under the terms of the GNU General Public License as published by        #
+# the Free Software Foundation, either version 3 of the License, or           #
+# (at your option) any later version.                                         #
+#                                                                             #
+# This program is distributed in the hope that it will be useful,             #
+# but WITHOUT ANY WARRANTY; without even the implied warranty of              #
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
+# GNU General Public License for more details.                                #
+#                                                                             #
+# You should have received a copy of the GNU General Public License           #
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
+#                                                                             #
+###############################################################################
+
+# Set histchars to an empty string so we are able to replace an
+# exclamation mark.
+histchars=
+
+echo "Scanning for possible destination drives"
+
+function _mount() {
+	local what=${1}
+
+	# Don't mount if the device does not exist.
+	[ -e "${what}" ] || return 1
+
+	mount ${what} /harddisk 2>/dev/null
+}
+
+function _umount() {
+	umount -l /harddisk 2>/dev/null
+}
+
+function check_source_drive() {
+	local device="/dev/${1}"
+
+	local ret=1
+	local dev
+	for dev in ${device} ${device}1; do
+		# Mount the device (if possible).
+		_mount ${dev} || continue
+
+		if [ -n "$(ls /harddisk/ipfire-*.tlz 2>/dev/null)" ]; then
+			ret=0
+		fi
+
+		_umount
+
+		# Stop if the device has been detected as a source drive.
+		[ "${ret}" = "0" ] && break
+	done
+
+	return ${ret}
+}
+
+for path in /sys/block/*; do
+	device=$(basename ${path})
+
+	# Skip devices which cannot be used.
+	case "${device}" in
+		# Virtual devices.
+		loop*|ram*)
+			continue
+			;;
+		# Floppy.
+		fd*)
+			continue
+			;;
+		# Cd/Tape.
+		sr*)
+			continue
+			;;
+	esac
+
+	# Replace any exclamation marks (e.g. cciss!c0d0).
+	device_=${device//!/\/}
+
+	# Guess if this could be a raid device.
+	for dev in ${device_} ${device_}p1; do
+		if [ -e "/dev/${dev}" ]; then
+			device=${dev}
+			break
+		fi
+	done
+
+	# Check if user want skip by commandline
+	if [ "$(grep "skipdst=${device_}" /proc/cmdline)" ]; then
+		echo "${device_} was skipped via cmdline."
+		continue
+	fi
+
+	echo "Checking ${device_}"
+	if check_source_drive ${device_}; then
+		echo "  is source drive - skipping"
+		continue
+	fi
+
+	device_size=$(cat /sys/block/${device}/size)
+	if [ "${device_size}" = "0" ]; then
+		echo "  is empty - skipping"
+		continue
+	fi
+
+	# Found it.
+	echo "  OK, this is it..."
+	echo -n "${device_}" > /tmp/dest_device
+
+	if [ ${device_size} -gt 0 ]; then
+		# Disk size to GiB.
+		device_size=$(( ${device_size} / 2097152 ))
+
+		# Build string with drive details
+		device_str="/dev/${device_} - ${device_size} GiB -"
+	else
+		device_str="/dev/${device_} -"
+	fi
+	device_str="${device_str} $(cat /sys/block/${device}/device/vendor)"
+	device_str="${device_str} $(cat /sys/block/${device}/device/model)"
+
+	# Remove all whitespace.
+	device_str=$(echo ${device_str})
+
+	echo -n "${device_str}" > /tmp/dest_device_info
+
+	# Exit code table:
+	#  1: sda
+	#  2: RAID
+	# 10: nothing found
+	case "${device_}" in
+		*p1|*c0d0)
+			exit 2
+			;;
+		*)
+			exit 1
+			;;
+	esac
+done
+
+# Nothing found.
+exit 10