CentOS6とかでMinimalインストールしたときに環境を整えるスクリプト（自分用）

setup-el6minimal.sh

#!/bin/sh
#----------------------------------------------------------------------------#
# setup-el6minimal.sh
#----------------------------------------------------------------------------#

# Defined Install Packages
VMWARE_BUILD="gcc kernel-headers kernel-devel perl-core "
NETWORK="bind-utils telnet openssh-clients ntp traceroute lsof wget curl "
OTHERS="man man-pages-ja parted tmpwatch screen sysstat "

function cronie_replace(){
  rpm -q cronie-anacron > /dev/null
  local RET=$?
  if [ ${RET} -ne 0 ]; then
    echo "cronie-noanacron: already installed."
    return 0
  else
    yum remove cronie-anacron
    yum install cronie-noanacron
    return $?
  fi
}

function rpm_inst_check(){
  rpm -q $1 > /dev/null
  local RET=$?
  if [ ${RET} -ne 0 ]; then
    INST="$INST $1"
  fi
}

function inst_packages(){
  local LISTS=${VMWARE_BUILD}${NETWORK}${OTHERS}

  for PACKAGE in ${LISTS}
  do
    rpm_inst_check ${PACKAGE}
  done

  echo "Detect packages: ${INST}"
  if [ -z "${INST}" ]; then
    echo "all packages: already installed."
    return 0
  else
    yum install ${INST}
    return $?
  fi
}

#----- run -----#
cronie_replace
RET=$?
if [ ${RET} -ne 0 ]; then
  echo "Error: Function \"cronie_replace\" is failed."
fi

inst_packages
RET=$?
if [ ${RET} -ne 0 ]; then
  echo "Error: Function \"inst_packages\" is failed."
fi