#/home 目錄 handler 腳本
# 每個備份文件會通過 FQDN 來鑒別主機
getconf backupname
# 備份文件的保存目錄
getconf backupdir
# 默認(rèn)壓縮
getconf compress
# 包含 /home 目錄
getconf includes
#不包含 *.mp3 與 *.mp4 文件
getconf excludes
# 要打包備份文件的默認(rèn)擴展名
getconf EXTENSION
# tar 程序的絕對路徑
getconf TAR `which tar`
# date 程序的絕對路徑
getconf DATE `which date`
# 日期格式
DATEFORMAT="%Y-%m-%d"
# 如果備份目錄不存在，以致命錯誤退出
if [ ! -d "$backupdir" ]
then
mkdir -p "$backupdir" || fatal "Can not make directory $backupdir"
fi
# 如果備份目錄不可寫，同樣以致命錯誤退出
if [ ! -w "$backupdir" ]
then
fatal "Directory $backupdir is not writable"
fi
# 根據(jù)壓縮格式選擇對應(yīng)的tar選項
case $compress in
"gzip")
compress_option="-z"
EXTENSION="tar.gz"
;;
"bzip")
compress_option="-j"
EXTENSION="tar.bz2"
;;
"none")
compress_option=""
;;
*)
warning "Unknown compress filter ($tar_compress)"
compress_option=""
EXTENSION="tar.gz"
;;
esac
# 不包含一些文件類型/目錄
exclude_options=""
for i in $excludes
do
exclude_options="$exclude_options --exclude $i"
done
# 調(diào)試信息，執(zhí)行備份操作
debug "Running backup: " $TAR -c -p -v $compress_option $exclude_options \
-f "$backupdir/$backupname-"`$DATE "+$DATEFORMAT"`".$EXTENSION" \
$includes
# 將標(biāo)準(zhǔn)輸出重定向到以.list為擴展的文件
# 將標(biāo)準(zhǔn)錯誤輸出重定向到以.err為擴展的文件
$TAR -c -p -v $compress_option $exclude_options \
-f "$backupdir/$backupname-"`$DATE "+$DATEFORMAT"`".$EXTENSION" \
$includes \
> "$backupdir/$backupname-"`$DATE "+$DATEFORMAT"`.list \
2> "$backupdir/$backupname-"`$DATE "+$DATEFORMAT"`.err
[ $? -ne 0 ] fatal "Tar backup failed"

# 備份操作描述，以下劃線分割單詞
HELPERS="$HELPERS home:backup_of_home_directories"
home_wizard() {
home_title="Home action wizard"
backupname=`hostname --fqdn`
# 指定備份操作的時間
inputBox "$home_title" "When to run this action?" "everyday at 01"
[ $? = 1 ] return
home_when_run="when = $REPLY"
# 指定備份文件名
inputBox "$home_title" "\"Name\" of backups" "$backupname"
[ $? = 1 ] return
home_backupname="backupname = $REPLY"
backupname="$REPLY"
# 指定保存?zhèn)浞菸募哪J(rèn)路徑
inputBox "$home_title" "Directory where to store the backups" "/var/backups/home"
[ $? = 1 ] return
home_backupdir="backupdir = $REPLY"
# 指定復(fù)選框的默認(rèn)值
radioBox "$home_title" "Compression" \
"none" "No compression" off \
"gzip" "Compress with gzip" on \
"bzip" "Compress with bzip" off
[ $? = 1 ] return;
result="$REPLY"
home_compress="compress = $REPLY "
REPLY=
while [ -z "$REPLY" ]; do
formBegin "$home_title: Includes"
formItem "Include:" /home/gacanepa
formDisplay
[ $? = 0 ] || return 1
home_includes="includes = "
for i in $REPLY; do
[ -n "$i" ] home_includes="$home_includes $i"
done
done
REPLY=
while [ -z "$REPLY" ]; do
formBegin "$home_title: Excludes"
formItem "Exclude:" *.mp3
formItem "Exclude:" *.mp4
# 按需增加多個“Exclude”文本框指定其他不須包含的內(nèi)容
formItem "Exclude:"
formItem "Exclude:"
formDisplay
[ $? = 0 ] || return 1
home_excludes="excludes = "
for i in $REPLY; do
[ -n "$i" ] home_excludes="$home_excludes $i"
done
done
# 保存配置
get_next_filename $configdirectory/10.home
cat > $next_filename EOF
$home_when_run
$home_backupname
$home_backupdir
$home_compress
$home_includes
$home_excludes
# tar 程序的路徑，必須為GNU tar
TAR `which tar`
DATE `which date`
DATEFORMAT "%Y-%m-%d"
EXTENSION tar
EOF
# 將配置文件的權(quán)限改為600
chmod 600 $next_filename
}

#ninjahelper