freedomboneeee/src/freedombone-backup-local

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#!/bin/bash
#
# .---. . .
# | | |
# |--- .--. .-. .-. .-.| .-. .--.--. |.-. .-. .--. .-.
# | | (.-' (.-' ( | ( )| | | | )( )| | (.-'
# ' ' --' --' -' - -' ' ' -' -' -' ' - --'
#
# Freedom in the Cloud
#
# Backup to local storage - typically a USB drive
# License
# =======
#
# Copyright (C) 2015-2016 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 Affero 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
PROJECT_NAME='freedombone'
COMPLETION_FILE=$HOME/${PROJECT_NAME}-completed.txt
BACKUP_EXTRA_DIRECTORIES=/root/backup-extra-dirs.csv
ENABLE_BACKUP_VERIFICATION="no"
export TEXTDOMAIN=${PROJECT_NAME}-backup-local
export TEXTDOMAINDIR="/usr/share/locale"
# include utils which allow function_check and drive mount
UTILS_FILES=/usr/share/${PROJECT_NAME}/utils/${PROJECT_NAME}-utils-*
for f in $UTILS_FILES
do
source $f
done
USB_DRIVE=/dev/sdb1
USB_MOUNT=/mnt/usb
# get default USB from config file
CONFIG_FILE=$HOME/${PROJECT_NAME}.cfg
if [ -f $CONFIG_FILE ]; then
if grep -q "USB_DRIVE=" $CONFIG_FILE; then
USB_DRIVE=$(cat $CONFIG_FILE | grep "USB_DRIVE=" | awk -F '=' '{print $2}')
fi
fi
# get the version of Go being used
GO_VERSION=$(cat /usr/share/${PROJECT_NAME}/utils/${PROJECT_NAME}-utils-go | grep 'GO_VERSION=' | head -n 1 | awk -F '=' '{print $2}')
GVM_HOME=$(cat /usr/share/${PROJECT_NAME}/utils/${PROJECT_NAME}-utils-go | grep 'GVM_HOME=' | head -n 1 | awk -F '=' '{print $2}')
ADMIN_USERNAME=
ADMIN_NAME=
# The name of a currently suspended site
# Sites are suspended so that verification should work
SUSPENDED_SITE=
DATABASE_PASSWORD=''
if [ -f /root/dbpass ]; then
DATABASE_PASSWORD=$(cat /root/dbpass)
fi
function make_backup_directory {
# make a backup directory on the drive
if [ ! -d $USB_MOUNT/backup ]; then
mkdir $USB_MOUNT/backup
fi
if [ ! -d $USB_MOUNT/backup ]; then
echo $"There was a problem making the directory $USB_MOUNT/backup."
umount $USB_MOUNT
rm -rf $USB_MOUNT
exit 3
fi
}
function check_storage_space_remaining {
# Check space remaining on the usb drive
used_percent=$(df -k $USB_MOUNT | tail -n 1 | awk -F ' ' '{print $5}' | awk -F '%' '{print $1}')
if [ $used_percent -gt 95 ]; then
echo $"Less than 5% of space remaining on backup drive"
umount $USB_MOUNT
rm -rf $USB_MOUNT
exit 4
fi
}
function backup_users {
# Backup user files
for d in /home/*/ ; do
USERNAME=$(echo "$d" | awk -F '/' '{print $3}')
if [[ $USERNAME != "git" && $USERNAME != "mirrors" && $USERNAME != "sync" && $USERNAME != "tahoelafs" ]]; then
# Backup any gpg keys
if [ -d /home/$USERNAME/.gnupg ]; then
echo $"Backing up gpg keys for $USERNAME"
backup_directory_to_usb /home/$USERNAME/.gnupg gnupg/$USERNAME
fi
# Backup any personal settings
if [ -d /home/$USERNAME/personal ]; then
echo $"Backing up personal settings for $USERNAME"
backup_directory_to_usb /home/$USERNAME/personal personal/$USERNAME
fi
# Backup ssh keys
if [ -d /home/$USERNAME/.ssh ]; then
echo $"Backing up ssh keys for $USERNAME"
backup_directory_to_usb /home/$USERNAME/.ssh ssh/$USERNAME
fi
# Backup fin database if it exists
if [ -d /home/$USERNAME/.fin ]; then
echo $"Backing up fin files for $USERNAME"
backup_directory_to_usb /home/$USERNAME/.fin fin/$USERNAME
fi
# Backup syncthing
if [ -d /home/$USERNAME/Sync ]; then
echo $"Backing up syncthing files for $USERNAME"
backup_directory_to_usb /home/$USERNAME/Sync syncthing/$USERNAME
# ensure that device IDs will be backed up as part of user config settings
if [ ! -d /home/$USERNAME/.config/syncthing ]; then
mkdir -p /home/$USERNAME/.config/syncthing
chown -R $USERNAME:$USERNAME /home/$USERNAME/.config
fi
if [ -f /home/$USERNAME/.syncthing-server-id ]; then
cp /home/$USERNAME/.syncthing-server-id /home/$USERNAME/.config/syncthing
chown -R $USERNAME:$USERNAME /home/$USERNAME/.config
fi
if [ -f /home/$USERNAME/.syncthingids ]; then
cp /home/$USERNAME/.syncthingids /home/$USERNAME/.config/syncthing
chown -R $USERNAME:$USERNAME /home/$USERNAME/.config
fi
fi
# Backup emacs
if [ -d /home/$USERNAME/.emacs.d ]; then
echo $"Backing up Emacs config for $USERNAME"
if [ -f /home/$USERNAME/.emacs ]; then
cp /home/$USERNAME/.emacs /home/$USERNAME/.emacs.d/dotemacs
fi
backup_directory_to_usb /home/$USERNAME/.emacs.d config/$USERNAME
fi
# Backup user configs
if [ -d /home/$USERNAME/.config ]; then
echo $"Backing up config files for $USERNAME"
backup_directory_to_usb /home/$USERNAME/.config config/$USERNAME
fi
# Backup monkeysphere
if [ -d /home/$USERNAME/.monkeysphere ]; then
echo $"Backing up monkeysphere files for $USERNAME"
backup_directory_to_usb /home/$USERNAME/.monkeysphere monkeysphere/$USERNAME
fi
# Backup user local
if [ -d /home/$USERNAME/.local ]; then
echo $"Backing up local files for $USERNAME"
backup_directory_to_usb /home/$USERNAME/.local local/$USERNAME
fi
# Backup mutt
if [ -f /home/$USERNAME/.muttrc ]; then
echo $"Backing up Mutt settings for $USERNAME"
if [ ! -d /home/$USERNAME/tempbackup ]; then
mkdir -p /home/$USERNAME/tempbackup
fi
cp /home/$USERNAME/.muttrc /home/$USERNAME/tempbackup
if [ -f /etc/Muttrc ]; then
cp /etc/Muttrc /home/$USERNAME/tempbackup
fi
backup_directory_to_usb /home/$USERNAME/tempbackup mutt/$USERNAME
fi
# Backup email
if [ -d /home/$USERNAME/Maildir ]; then
echo $"Stopping mail server"
systemctl stop exim4
echo $"Creating an email archive for $USERNAME"
if [ ! -d /root/tempbackupemail/$USERNAME ]; then
mkdir -p /root/tempbackupemail/$USERNAME
fi
tar -czvf /root/tempbackupemail/$USERNAME/maildir.tar.gz /home/$USERNAME/Maildir
echo $"Restarting mail server"
systemctl start exim4
echo $"Backing up emails for $USERNAME"
backup_directory_to_usb /root/tempbackupemail/$USERNAME mail/$USERNAME
fi
# Backup spamassassin
if [ -d /home/$USERNAME/.spamassassin ]; then
echo $"Backing up spamassassin settings for $USERNAME"
backup_directory_to_usb /home/$USERNAME/.spamassassin spamassassin/$USERNAME
fi
# Backup procmail
if [ -f /home/$USERNAME/.procmailrc ]; then
echo $"Backing up procmail settings for $USERNAME"
if [ ! -d /home/$USERNAME/tempbackup ]; then
mkdir -p /home/$USERNAME/tempbackup
fi
cp /home/$USERNAME/.procmailrc /home/$USERNAME/tempbackup
backup_directory_to_usb /home/$USERNAME/tempbackup procmail/$USERNAME
fi
fi
done
}
function backup_directories {
export GVM_ROOT=$GVM_HOME
if [ -d $GVM_ROOT/bin ]; then
cd $GVM_ROOT/bin
[[ -s "$GVM_ROOT/scripts/gvm" ]] && source "$GVM_ROOT/scripts/gvm"
gvm use go${GO_VERSION} --default
systemctl set-environment GOPATH=$GOPATH
fi
# directories to be backed up (source,dest)
backup_dirs=(
"/etc/letsencrypt, letsencrypt"
"/etc/ssl, ssl"
"/var/spool/mlmmj, mailinglist"
"/etc/nginx/sites-available, web"
"/var/lib/tor, tor"
)
for dr in "${backup_dirs[@]}"
do
# if this directory exists then back it up to the given destination
source_directory=$(echo $dr | awk -F ',' '{print $1}' | sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//')
if [ -d $source_directory ]; then
dest_directory=$(echo $dr | awk -F ',' '{print $2}' | sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//')
echo $"Backing up $source_directory to $dest_directory"
backup_directory_to_usb $source_directory $dest_directory
fi
restart_site
done
}
function remove_backup_directory {
if [ $1 ]; then
if [[ $1 == "remove" ]]; then
if [ -d $USB_MOUNT/backup ]; then
rm -rf $USB_MOUNT/backup
echo $'Existing backup directory removed'
backup_unmount_drive
exit 0
fi
fi
fi
}
function prepare_directories {
export GVM_ROOT=$GVM_HOME
if [ -d $GVM_ROOT/bin ]; then
cd $GVM_ROOT/bin
[[ -s "$GVM_ROOT/scripts/gvm" ]] && source "$GVM_ROOT/scripts/gvm"
gvm use go${GO_VERSION} --default
systemctl set-environment GOPATH=$GOPATH
fi
# Some miscellaneous preparation for backing up directories
if [ -d $GOPATH/src/github.com/gogits ]; then
mv /home/git/gogs-repositories/*.git /home/git/gogs-repositories/$ADMIN_USERNAME
fi
if [ -d /var/lib/tox-bootstrapd ]; then
cp /etc/tox-bootstrapd.conf /var/lib/tox-bootstrapd
if [ -d /var/lib/tox-bootstrapd/Maildir ]; then
rm -rf /var/lib/tox-bootstrapd/Maildir
fi
fi
}
function backup_configuration {
echo $"Backing up ${PROJECT_NAME} configuration files"
temp_backup_dir=/root/tempbackupconfig
if [ ! -d $temp_backup_dir ]; then
mkdir -p $temp_backup_dir
fi
cp -f $CONFIG_FILE $temp_backup_dir
cp -f $COMPLETION_FILE $temp_backup_dir
if [ -f $BACKUP_EXTRA_DIRECTORIES ]; then
cp -f $BACKUP_EXTRA_DIRECTORIES $temp_backup_dir
fi
# nginx password hashes
if [ -f /etc/nginx/.htpasswd ]; then
cp -f /etc/nginx/.htpasswd $temp_backup_dir/htpasswd
fi
backup_directory_to_usb $temp_backup_dir config
}
function backup_admin_readme {
if [ -f /home/$ADMIN_USERNAME/README ]; then
echo $"Backing up README"
temp_backup_dir=/home/$ADMIN_USERNAME/tempbackup
if [ ! -d $temp_backup_dir ]; then
mkdir -p $temp_backup_dir
fi
cp -f /home/$ADMIN_USERNAME/README $temp_backup_dir
backup_directory_to_usb $temp_backup_dir readme
fi
}
function backup_mariadb {
if [ ${#DATABASE_PASSWORD} -gt 1 ]; then
temp_backup_dir=/root/tempmariadb
if [ ! -d $temp_backup_dir ]; then
mkdir $temp_backup_dir
fi
mysqldump --lock-tables --password="$DATABASE_PASSWORD" mysql user > $temp_backup_dir/mysql.sql
if [ ! -s $temp_backup_dir/mysql.sql ]; then
echo $"Unable to backup mysql settings"
rm -rf $temp_backup_dir
umount $USB_MOUNT
rm -rf $USB_MOUNT
exit 8
fi
echo "$DATABASE_PASSWORD" > $temp_backup_dir/db
chmod 400 $temp_backup_dir/db
backup_directory_to_usb $temp_backup_dir mariadb
fi
}
function valid_backup_destination {
destination_dir="$1"
is_valid="yes"
if [[ "$destination_dir" == "hubzilla" || \
"$destination_dir" == "hubzilladata" || \
"$destination_dir" == "gogs" || \
"$destination_dir" == "gogsrepos" || \
"$destination_dir" == "gogsssh" || \
"$destination_dir" == "gnusocial" || \
"$destination_dir" == "gnusocialdata" || \
"$destination_dir" == "mariadb" || \
"$destination_dir" == "config" || \
"$destination_dir" == "letsencrypt" || \
"$destination_dir" == "wiki" || \
"$destination_dir" == "wiki2" || \
"$destination_dir" == "xmpp" || \
"$destination_dir" == "ipfs" || \
"$destination_dir" == "dlna" || \
"$destination_dir" == "tox" || \
"$destination_dir" == "ssl" || \
"$destination_dir" == "ttrss" || \
"$destination_dir" == "blog" || \
"$destination_dir" == "syncthingconfig" || \
"$destination_dir" == "syncthingshared" || \
"$destination_dir" == "syncthing" || \
"$destination_dir" == "mediagoblin" || \
"$destination_dir" == "mailinglist" ]]; then
is_valid="no"
fi
echo $is_valid
}
function backup_extra_directories {
if [ ! -f $BACKUP_EXTRA_DIRECTORIES ]; then
return
fi
echo $"Backing up some additional directories"
while read backup_line
do
backup_dir=$(echo "$backup_line" | awk -F ',' '{print $1}' | sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//')
if [ -d "$backup_dir" ]; then
destination_dir=$(echo "$backup_line" | awk -F ',' '{print $2}' | sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*$//')
if [[ $(valid_backup_destination "$destination_dir") == "yes" ]]; then
backup_directory_to_usb "$backup_dir" "$destination_dir"
else
echo $"WARNING: The backup directory $destination_dir is already used."
echo $"Choose a different destination name for backing up $backup_dir"
fi
else
echo $"WARNING: Directory $backup_dir does not exist"
fi
done <$BACKUP_EXTRA_DIRECTORIES
}
# has the remove option been set ?
remove_option=$2
if [[ $1 == "remove" ]]; then
remove_option=$1
fi
backup_mount_drive $1 $2
remove_backup_directory $remove_option
make_backup_directory
check_storage_space_remaining
backup_users
prepare_directories
backup_directories
backup_apps local
backup_configuration
backup_admin_readme
backup_mariadb
backup_extra_directories
backup_unmount_drive $USB_DRIVE $USB_MOUNT
echo $"Backup to USB drive is complete. You can now unplug it."
exit 0