Backup configurations

bckcfg

#!/bin/bash
# Backup configurations

# Backup destination directory
#bckp_dest="/home/todd/Desktop"
bckp_dest="/run/media/todd/Backup/backup-configs"

# Backup name
comp="${HOSTNAME}"  # Computer name
dist="arch"         # Distro
type="configs"
date="$(date "+%F")"
bckp_file="$bckp_dest/$comp-$dist-$type-$date.tar.xz"

# Include and exclude file locations
scrpt_dir="/home/todd/.scripts/backup"
incl_file="$scrpt_dir"/${0##*/}-inc.txt
excl_file="$scrpt_dir"/${0##*/}-exc.txt
note_file="$scrpt_dir"/${0##*/}-nte.txt

scrp_help () {
echo " ${0##*/} <i|e|n|c> - backup configurations
  i - add to the include list a file or folder
  e - add to the exclude list a file or folder or regexp pattern
  n - add note
  c - create backup"
}

del_old_bckps () {
if [[ -n "$(find "$bckp_dest" -mtime +30)" ]]; then
  find "$bckp_dest" -name "$distro-$type-*" -mtime +30 -exec rm {} \
  \; && echo " Deleted backups older than one month."
fi
}

case $1 in
  # Add to include list file or folder
  i ) shift
      for f in "$@"; do
        # Check if selection(s) exist
        if [ ! -e "$f" ]; then
          echo " File \""$f"\" does not exist."
          continue
        fi
        # Append file/folder to include list
        full_path=$(readlink -f "$f")
        echo "$full_path" >> "$incl_file" && \
        echo " Added \""$f"\" to ${0##*/} include file."
      done
      # Sort entries
      sort -u "$incl_file" -o "$incl_file" ;;
  # Add to exclude list file, folder, or regexp pattern
  e ) shift
      echo " * \"${0##*/}\" doesn't check if patch is correct because the exclude file can contain regexps.  Be sure the path is correct (e.g. '/mnt/win/*')" | fmt -c -u -w 80
      read -p " Add \""$@"\" to ${0##*/} exclude file? (y/n): " add_exclude
      if [[ "$add_exclude" == [Yy] ]]; then
        echo "$@" >> "$excl_file" && \
        echo " Added \""$@"\" to ${0##*/} exclude file."
      else
        echo " Error: \""$@"\" not added."
      fi ;;
  # Add to note file
  n ) shift
      echo ""$date"-"$(date "+%r")": "$@"" >> "$note_file" && \
      echo " Added string to \""$note_file"\"." ;;
  # Create backup
  c ) # Check if backup directory exists
      if [ ! -d "$bckp_dest" ]; then
        echo " Directory \""$bckp_dest"\" does not exist."
        exit
      fi
      # Delete old backups
      #del_old_bckps
      # Backup configurations
      sudo tar --exclude-from=$excl_file --files-from=$incl_file -c --xz -f $bckp_file ;;
  * ) # Display usage if no parameters give
      scrp_help ;;
esac