#DB 정보설정
dbname=postgre
port=5432
username=postgre
if [ "" != "$1" ]; then
	file_name=$1
else
	host_name=db.xxxx.com
	file_name=db_xxxx_backup.gz
fi

read -p "백업하려는서버($host_name): " name

if [ -n "$name" ]; then
	host_name="$name"
fi

startDate=$(date)
echo "================================"
echo "== 장고-데이터를 백업시작합니다."
echo "== 서버 : $host_name"
echo "== start time : ${startDate}"
echo "================================"

<<comment
Postgresql의 pg_dump를 이용한 백업을 실시합니다.
comment

pg_dump --dbname=${dbname} --host=${host_name} --port=${port} --username=${username} --clean | gzip > ${file_name}

if [ $? -eq 0 ]; then
  endDate=$(date)
  echo "=========== 백업성공============"
  echo "== 서버명 : ${host_name}"
  echo "== 파일명 : ${file_name}"
  echo "== end time : ${endDate}"
  echo "================================"
else
  echo "================================"
  echo "Failure!"
  echo "================================"
fi