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- #!/bin/bash
- #
- # .---. . .
- # | | |
- # |--- .--. .-. .-. .-.| .-. .--.--. |.-. .-. .--. .-.
- # | | (.-' (.-' ( | ( )| | | | )( )| | (.-'
- # ' ' --' --' -' - -' ' ' -' -' -' ' - --'
- #
- # Freedom in the Cloud
- #
- # Creates an inventory of remote backup locations
- #
- # License
- # =======
- #
- # Copyright (C) 2015 Bob Mottram <bob@robotics.uk.to>
- #
- # 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/>.
-
- NO_OF_ARGS=$#
-
- # User to create the list for
- MY_USERNAME=
-
- # Filename of the remote backups list
- FRIENDS_SERVERS_LIST=
-
- # Minimum password length in characters
- MINIMUM_PASSWORD_LENGTH=10
-
- # How many remote locations were specified
- entering_remote_backups_ctr=0
-
- function show_help {
- echo ''
- echo 'freedombone-remote -u [username] -l [backup list filename] -m [min password length]'
- echo ''
- echo 'Creates an inventory of remote backup locations'
- echo ''
- echo ''
- echo ' -h --help Show help'
- echo ' -l --list Remote backup list (usually /home/$USER/backup.list)'
- echo ' -m --min Minimum password length (characters)'
- echo ''
- exit 0
- }
-
- # If there are no options specified
- if [[ $NO_OF_ARGS == 0 ]]; then
- show_help
- exit 0
- fi
-
- # Get the commandline options
- while [[ $# > 1 ]]
- do
- key="$1"
-
- case $key in
- -h|--help)
- show_help
- ;;
- # backup list filename
- # typically /home/$USER/backup.list
- -l|--list)
- shift
- FRIENDS_SERVERS_LIST="$1"
- ;;
- # username within /home
- -u|--user)
- shift
- MY_USERNAME="$1"
- ;;
- # Minimum password length
- -m|--min)
- shift
- MINIMUM_PASSWORD_LENGTH="$1"
- ;;
- *)
- # unknown option
- ;;
- esac
- shift
- done
-
-
- function interactive_configuration_remote_backups {
- if [ ! $MY_USERNAME ]; then
- echo 'Please specify a username with the -u option'
- exit 7356
- fi
-
- if [ ! /home/$MY_USERNAME ]; then
- echo "The user /home/$MY_USERNAME does not exist on the system"
- exit 3689
- fi
-
- if [ ! $FRIENDS_SERVERS_LIST ]; then
- FRIENDS_SERVERS_LIST=/home/$MY_USERNAME/backup.list
- fi
-
- # clear any existing list
- if [ -f $FRIENDS_SERVERS_LIST ]; then
- rm -f $FRIENDS_SERVERS_LIST
- touch $FRIENDS_SERVERS_LIST
- fi
- # number of entries made
- entering_remote_backups_ctr=1
-
- entering_remote_backups_done="no"
- while [[ $entering_remote_backups_done == "no" ]]
- do
- data=$(tempfile 2>/dev/null)
- trap "rm -f $data" 0 1 2 5 15
- dialog --backtitle "Freedombone Configuration" \
- --title "Remote Backup ${entering_remote_backups_ctr}" \
- --form "\nPlease specify the SSH login details:" 11 55 4 \
- "Username:" 1 1 "" 1 16 16 15 \
- "Domain:" 2 1 "" 2 16 16 15 \
- "SSH port:" 3 1 "22" 3 16 5 4 \
- "Password:" 4 1 "" 4 16 20 100 \
- 2> $data
- sel=$?
- case $sel in
- 1) entering_remote_backups_done="yes";;
- 255) entering_remote_backups_done="yes";;
- esac
- remote_ssh_username=$(cat $data | sed -n 1p)
- remote_ssh_domain=$(cat $data | sed -n 2p)
- remote_ssh_port=$(cat $data | sed -n 3p)
- remote_ssh_password=$(cat $data | sed -n 4p)
- if [[ $remote_ssh_username != "" && \
- $remote_ssh_domain != "" && \
- $remote_ssh_port != "" && \
- $remote_ssh_password != "" ]]; then
-
- if [ ${#remote_ssh_password} -lt $MINIMUM_PASSWORD_LENGTH ]; then
- dialog --title "Password quality check" --msgbox "The password given was too short. It must be at least $MINIMUM_PASSWORD_LENGTH characters" 6 40
- else
- echo "$remote_ssh_username@$remote_ssh_domain:$remote_ssh_port//home/$remote_ssh_username $remote_ssh_password" >> $FRIENDS_SERVERS_LIST
- entering_remote_backups_ctr=$((entering_remote_backups_ctr + 1))
- fi
- else
- entering_remote_backups_done="yes"
- fi
- done
- if [ -f $FRIENDS_SERVERS_LIST ]; then
- chown $MY_USERNAME:$MY_USERNAME $FRIENDS_SERVERS_LIST
- fi
- }
-
- function show_result {
- clear
- if (( $entering_remote_backups_ctr < 2 )); then
- echo 'No remote backup locations were specified'
- exit 0
- fi
- if [ ! -f $FRIENDS_SERVERS_LIST ]; then
- echo "No remote backups list found: $FRIENDS_SERVERS_LIST"
- exit 7358
- fi
- echo ''
- echo "Remote backups list: $FRIENDS_SERVERS_LIST"
- echo ''
- echo 'Contents:'
- echo ''
- cat $FRIENDS_SERVERS_LIST
- echo ''
- }
-
- interactive_configuration_remote_backups
- show_result
- exit 0
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