taremall.sh

#!/bin/bash
## Backup script for use before powerwashing or recovery.
ANS=''
DAT="$(date +%m%d%Y)"
DIR="$HOME/Downloads/$DAT"
EXF='--exclude-tag-under=.EXCLUDE'
MOD='Eve'
NIX='/var/crouton/chroots/trusty/home/denny'
echo_e='/bin/echo -e'
xit=0

## ## BACKUP Procedure
## $      tar   -caf $DIR/homefiles.$MOD-$(date +%m%d%Y-%H.%M).tar $EXF -C $HOME/ -T $HOME/.homefiles
## $ sudo tar   -caf $DIR/usr.local.bin.$MOD-$(date +%m%d%Y-%H.%M).tar $EXF -C /usr/local bin/
## $      tar   -caf $DIR/archive.$MOD-$(date +%m%d%Y-%H.%M).tar $EXF -C /var/crouton archive/
## $      tar   -caf $DIR/nix.files.$MOD-$(date +%m%d%Y-%H.%M).tar $EXF -C $NIX/ -T $NIX/.homefiles 
## $      tar   -caf $DIR/cros-all.$MOD-$(date +%m%d%Y).tar.gz $DIR/*.$MOD-$(date +%m%d%Y*).tar
## 
## ## RESTORE Procedure
## $      cd [$DIR]
## $      gzip  -dk  cros-files.$MOD-*.tar.gz
## $      tar   -xaf homefiles.$MOD-*.tar -C $HOME/
## $ sudo tar   -xaf usr.local.bin.$MOD-*.tar -C /usr/local/
## $      tar   -xaf archive.$MOD-*.tar -C /var/crouton/
## $      tar   -xaf nix.files.$MOD-$(date +%m%d%Y).tar -C [$NIX]/

mkdir $DIR || xit=1
touch $DIR/.EXCLUDE
if [ $xit -gt 1 ]; then echo "Exiting on error '$xit' ..."; exit $xit; fi
cd $DIR 2>/dev/null

echo "....................................................................................."
## BACKUPS ##
## $HOME files
echo -n "Perform  backup of 'homefiles' (Y/n/q) ? " 1>&2
read ANS; if [ -z "${ANS}" ]; then ANS='y'; fi
case "${ANS}" in
    [yY]*) echo "Tarring 'homefiles' ..."
        tar -caf $DIR/homefiles.$MOD-$(date +%m%d%Y-%H.%M).tar $EXF -C $HOME/ -T $HOME/.homefiles 2>/dev/null || xit=2
        if [ $xit -gt 1 ]; then echo "Exiting on error '$xit' ..."; exit $xit; fi
      ;;
    [qQ]*) ${echo_e} "\nQuitting, as requested`...\n"
           exit 0
      ;;
    *) ${echo_e} "\nSkipping 'homefiles' backup`...\n"
      ;;
esac
ANS=''

## /usr/local/bin files
echo -n "Perform  backup of '/usr/local/bin' (Y/n/q) ? " 1>&2
read ANS; if [ -z "${ANS}" ]; then ANS='y'; fi
case "${ANS}" in
    [yY]*) echo "Tarring '/usr/local/bin/' ..."
        sudo tar -caf  $DIR/usr.local.bin.$MOD-$(date +%m%d%Y-%H.%M).tar $EXF -C /usr/local bin/ 2>/dev/null || xit=3
        if [ $xit -gt 1 ]; then echo "Exiting on error '$xit' ..."; exit $xit; fi
      ;;
    [qQ]*) ${echo_e} "\nQuitting, as requested`...\n"
           exit 0
      ;;
    *) ${echo_e} "\nSkipping '/usr/local/bin' backup`...\n"
      ;;
esac
ANS=''

## archive files
echo -n "Perform  backup of 'crouton/archive' (Y/n/q) ? " 1>&2
read ANS; if [ -z "${ANS}" ]; then ANS='y'; fi
case "${ANS}" in
    [yY]*) echo "Tarring 'crouton/archive' ..."
        tar -caf $DIR/archive.$MOD-$(date +%m%d%Y-%H.%M).tar $EXF -C /var/crouton archive/ || xit=4
        if [ $xit -gt 1 ]; then echo "Exiting on error '$xit' ..."; exit $xit; fi
      ;;
    [qQ]*) ${echo_e} "\nQuitting, as requested`...\n"
           exit 0
      ;;
    *) ${echo_e} "\nSkipping 'crouton/archive' backup`...\n"
      ;;
esac
ANS=''

## nix files
echo -n "Perform  backup of 'trusty nix' (Y/n/q) ? " 1>&2
read ANS; if [ -z "${ANS}" ]; then ANS='y'; fi
case "${ANS}" in
    [yY]*) echo "Tarring 'trusty nix' ..."
        tar -caf $DIR/nix.files.$MOD-$(date +%m%d%Y-%H.%M).tar $EXF -C $NIX/ -T $NIX/.homefiles  2>/dev/null || xit=5
        if [ $xit -gt 1 ]; then echo "Exiting on error '$xit' ..."; exit $xit; fi
      ;;
    [qQ]*) ${echo_e} "\nQuitting, as requested`...\n"
           exit 0
      ;;
    *) ${echo_e} "\nSkipping 'trusty nix' backup`...\n"
      ;;
esac
ANS=''

## add README file
echo "Copying 'README' ..."
     cp $HOME/Downloads/README.$MOD $DIR || xit=6
if [ $xit -gt 1 ]; then echo "Exiting on error '$xit' ..."; exit $xit; fi

## gzip everything up
echo "Gunzipping 'tar files' ..."
sudo tar -caf $DIR/cros-all.$MOD-$(date +%m%d%Y).tar.gz  -C $DIR *.tar README.$MOD || xit=7
if [ $xit -gt 1 ]; then echo "Exiting on error '$xit' ..."; exit $xit; fi
mv $DIR/*.tar $DIR/README.$MOD /tmp

echo "Done - xit is '$xit' ..."
ls -l $DIR
echo "....................................................................................."