drbl 2.6.15-1 / usr / sbin / drbl-fuh

#!/bin/bash
# Author: Blake, Kuo-Lien Huang
# License: GPL
# Description: put/get the file to/from all DRBL clients, 
# file utility for host(fuh)
#
# Modified by Steven Shiau <steven@nchc.org.tw> to be used in DRBL for RedHat

# Load DRBL setting and functions
DRBL_SCRIPT_PATH="${DRBL_SCRIPT_PATH:-/usr/share/drbl}"

. $DRBL_SCRIPT_PATH/sbin/drbl-conf-functions

#
run_cmd="`basename $0`"

# to backword compatible
case "$run_cmd" in 
   "drbl-cp-host"|"drbl-host-cp")
	   run_cmd="drbl-fuh-put"
	   ;;
   "drbl-rm-host"|"drbl-host-rm")
	   run_cmd="drbl-fuh-rm"
	   ;;
   "drbl-get-host"|"drbl-host-get")
	   run_cmd="drbl-fuh-get"
	   ;;
esac

usage() {
  echo "NAME    Put(default)/get/remove files to/from DRBL clients."
  echo
  echo "DESCRIPTION"
  echo "drbl-cp-host (or drbl-host-cp) for putting files, drbl-get-host (or drbl-host-get) for collecting files, drbl-rm-host (or drbl-host-rm) for removing files."
  echo
  echo "Usage: `basename $0` [-d|--directory DIR ] [-v|--verbose] source target"
  echo "-d, --directory=DIR: process the DIR relative to client root directory"
  echo "-v, --verbose    prints out verbose information"
  echo "\"target\" can be a file or a directory, it it's file, it's new filename for source to be copied. If it's a directory, the source will be copied into that directory."
  echo
  echo "Example:"
  echo "drbl-cp-host ./XF86_DEFAULT /etc"
  echo "will copy XF86_DEFAULT into client's /etc directory"
  echo
  echo "drbl-cp-host -d local source_files new_file.txt" 
  echo "will copy source_files into client's /local directory as file name new_file.txt"
  echo
  echo "drbl-rm-host -d local target.txt" 
  echo "will remove target.txt from client's /local directory"
  echo
  echo "drbl-get-host -d local target.txt" 
  echo "will get target.txt from client's /local directory"
  echo
  echo "drbl-get-host -d local \"*.txt\"" 
  echo "will get *.txt from client's /local directory"
  echo "NOTE!!! You must put \" \" before and after the star wildcard * filename!"
}

#
if [ "$run_cmd" = "drbl-fuh" ]; then
  echo "use drbl-cp-host (or drbl-host-cp) for putting files, drbl-get-host (or drbl-host-get) for collecting files, drbl-rm-host (or drbl-host-rm) for removing files."
  exit 1
fi

while [ $# -gt 0 ]; do
  case "$1" in
    -d|--directory)
		shift; sub_dir="$1"
		shift;;
    -v|--verbose)
		VERBOSE="on"
		shift;;
    -*)		echo "${0}: ${1}: invalid option" >&2
		usage >& 2
		exit 2 ;;
    *)		break ;;
  esac
done

# get the source and target
source_file=$1
target_file=$2

# check if source_file is dir or file, if dir, append /
[ -d "$source_file" ] && source_file=$source_file"/"

# check parameter
if [ $# -le 0 ]; then
  usage
  exit 1
fi
case "$run_cmd" in
    "drbl-fuh-put")
                  mode="put"
                  ;;
    "drbl-fuh-get")
                  mode="get"
                  ;;
    "drbl-fuh-rm")
                  mode="rm"
                  ;;
    *)
                  echo "Unknown mode! Did you change the filename ?"
                  echo "Program terminated!"
                  exit 1
                  ;;
esac

# set the default values if empty
[ -z "$mode" ] && mode="put"
[ -z "$source_file" ] && echo "No source! Program terminated!" && exit 1
[ -z "$target_file" ] && target_file="$source_file"

#
if [ -n "$VERBOSE" ]; then
   echo "mode=$mode"
   echo "source_file=$source_file"
   echo "target_file=$target_file"
fi

# main
unalias ls 2>/dev/null
nodes_list=$(ls $drblroot)

#
if [ "$mode" = "rm" ]; then
  echo "Warning! This will delete $source_file in each DRBL client!!! Are you sure ?"
  echo "[y/N]"
  read rm_confirm
  case "$rm_confirm" in
      y|[yY][eE][sS])
       if [ -n "$sub_dir" ]; then
         echo "Do you want to remove the directory \"$sub_dir\" for each host in $drblroot ?"
         echo "[y/N]"
         read rm_dir_confirm
         case "$rm_dir_confirm" in
             y|[yY][eE][sS])
                           rm_dir_confirm="yes"
                           ;;
             *) 
                           rm_dir_confirm="no"
                           ;;
         esac 
       fi
       ;;
  esac    
fi

# store the LC_ALL
LC_ALL_org=$LC_ALL
export LC_ALL=C

# main
for inode in $nodes_list; do
  CLIENT_DIR="$drblroot/$inode"
  case "$mode" in
    "rm")
      case "$rm_confirm" in
      y|[yY][eE][sS])
        # just in case, we separate the rm -rf $sub_dir into two steps
        rm -rfv $CLIENT_DIR/$sub_dir/$source_file
        if [ "$rm_dir_confirm" = "yes" ]; then
           rmdir -v $CLIENT_DIR/$sub_dir/
        fi
        ;;
      *)
        echo "abort!"
        exit
      esac
      ;;
    "get")
      for ifile in $CLIENT_DIR/$sub_dir/$source_file; do
        [ -f "$ifile" ] && cp -av $ifile ${inode}_"$(basename ${ifile})"
      done
      ;;
    "put")
      [ ! -e "$source_file" ] && echo "$source_file does not exist!" && exit 1
      if [ -z "$(echo "$target_file" | grep -Ew "^/etc")" -a \
           -z "$(echo "$target_file" | grep -Ew "^/root")" -a \
           -z "$(echo "$target_file" | grep -Ew "^/var")" ]; then
	echo "You should use drblpush to deploy the files, not this program. This program `basename $0` will only copy files to DRBL client's /etc, /root, or /var!".
      else
        [ -n "$sub_dir" ] && mkdir -p $CLIENT_DIR/$sub_dir
        cp -av $source_file $CLIENT_DIR/$sub_dir/$target_file
      fi
      ;;
    *)
      usage
      ;;
  esac
done

#
echo "-------------------------------------------------------"
echo "Since some config files are modified in template client, creating template tarball for DRBL SSI..."
drbl-gen-ssi-files

# restore the LC_ALL
export LC_ALL=$LC_ALL_org