%PDF- %PDF-
Mini Shell

Mini Shell

Direktori : /proc/self/root/etc/ansible/roles/web/library/
Upload File :
Create Path :
Current File : //proc/self/root/etc/ansible/roles/web/library/bx_backup_directory

#!/bin/bash
# create directory backup and delete directory
# directory  - path to directory that need backup
# backup     - path where backup is saved ( default: dirname directory)
# delete     - yes|no - delete or not initial directory
# archive    - gzip|bzip (gzip - default)
# backup_file- path to backup file (create file name auto or user define path)
# Carefully! Ansible already provides values in quotes

#set -e

DEBUG=0        # save debug information

LOGDIR=/opt/webdir/logs
[[ ! -d $LOGDIR ]] && mkdir -m 750 $LOGDIR

TMPDIR=/tmp
[[ -d /dev/shm ]] && TMPDIR=/dev/shm
LOGFILE=$TMP_DIR/bx_backup_directory_$$.log
TMPFILE=$TMPDIR/bx_backup_directory_$$

debug(){
  mess=$1
  [[ $DEBUG -gt 0 ]] && echo "$(date +%s) $mess" >> $LOGFILE
}

error_message(){
  mess=$1
  debug "$mess"
  echo "{\"changed\":false,\"failed\":true,\"msg\":\"$mess\"}"
  rm -f $TMPFILE
  exit 1
}

changed_message(){
  mess=$1
  file=$2
  debug "$mess"
  echo "{\"changed\":true,\"msg\":\"$mess\",\"archive\":\"$file\"}"
  rm -f $TMPFILE
  exit 0
}

notchanged_message(){
  mess=$1
  debug "$mess"
  echo "{\"changed\":false,\"msg\":\"$mess\"}"
  rm -f $TMPFILE
  exit 0
}

# test mandatory option and print error if not exists
test_variables() {
  # test variables
  [[ -z "$directory" ]] && error_message "option directory= is mandatory for the plugin"
  [[ -z "$backup" ]] && backup=$(dirname "$directory")
  [[ -z "$delete" ]] && delete=no
  [[ -z "$archive" ]] && archive=gzip

  debug "directory=$directory backup=$backup delete=$delete archive=$archive"
  if [[ ! -d "$directory" ]]; then
    notchanged_message "directory=$directory is not exist in the system"
  fi

  # test if we can remove ( only direct path in /home/bitrix )
  if [[ $(echo "$directory" | grep -v '\.\.' | grep -c '^/home/bitrix/\(www\|ext_www\)' ) -eq 0 ]]; then
    notchanged_message "plugin cannot working with directory=$directory"
  fi
}

# create backup for directory
create_backup() {
  date_mark=$(date +%Y%m%d%H%M%S)
  util_mark="bx_backup"

  tar_opt='czf'
  tar_file=$backup/${date_mark}_${util_mark}_$(basename $directory).tar.gz
  if [[ "$archive" == "bzip" ]]; then
    tar_opt='cjf'
    tar_file=$backup/${date_mark}_${util_mark}_$(basename $directory).tar.bz2
  elif [[ "$archive" == "tar" ]]; then
    tar_opt="cf"
    tar_file=$backup/${date_mark}_${util_mark}_$(basename $directory).tar
  fi

  if [[ -n "$backup_file" ]]; then
    tar_file=$backup_file
  fi
  
  base_directory=$(dirname "$directory")
  name_directory=$(basename "$directory")
  if [[ -f "$tar_file" ]]; then
    rm -f $tar_file
  fi

  tar $tar_opt "$tar_file" -C $base_directory "$name_directory" >> $TMPFILE 2>$TMPFILE
  if [[ $? -gt 0 ]]; then
    error_message "command tar $tar_opt on directory=$directory return error: $(tail -n 1 $TMPFILE)"
  fi

  if [[ "$delete" == "yes" ]]; then
    rm -rf $directory 
    changed_message "create backup file=$tar_file and deleted directory=$directory" "$tar_file"
  else
    changed_message "create backup file=$tar_file" "$tar_file"
  fi
}

# get options from file
source ${1}

test_variables

create_backup

Zerion Mini Shell 1.0