install-manager

# ------------------------------------------------------------------------ #
# File: install-manager                                                    #
# Copyright (c) 2010-2014 Rodrigue Chakode (rodrigue.chakode@gmail.com)    #
# Last Update : 06-04-2015                                                 #
#                                                                          #
# This Software is part of RealOpInsight (http://realopinsight.com)        #
#                                                                          #
# This is a free software: you can redistribute it and/or modify           #
# it under the terms of the GNU General Public License as published by     #
# the Free Software Foundation, either version 3 of the License, or        #
# (at your option) any later version.                                      #
#                                                                          #
# The Software is distributed in the hope that it will be useful,          #
# but WITHOUT ANY WARRANTY; without even the implied warranty or           #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the	           #
# GNU General Public License for more details.                             #
#                                                                          #
# You should have received a copy of the GNU General Public License        #
# along with the Software.  If not, see <http://www.gnu.org/licenses/>.	   #
#--------------------------------------------------------------------------#

set -e

QT_PROJECT_FILE=realopinsight.pro
REALOPINSIGHT_USER=realopinsight
REALOPINSIGHT_GROUP=$REALOPINSIGHT_USER
REALOPINSIGHT_INSTALL_PREFIX=/opt/realopinsight
REALOPINSIGHT_WWW=${REALOPINSIGHT_INSTALL_PREFIX}/www

# Print help
#
usage()
{
  echo
  echo "Usage: `basename $0` [OPTION]"
  echo "OPTIONS"
  echo "	-d <install_dir>"
  echo "	  Sets the installation directory,  default is /opt/realopinsight."
  echo "	-n <ncpu>"
  echo "	  Sets the number of cpu to use for the compilation"
  echo "	-h"
  echo "	  Shows this help"
}

prompt_copyright()
{ 
  echo
  echo "Thanks for choosing RealOpInsight."
  echo
  echo "You are licensed to use this software under the terms of GNU GPL-v3 License."
  echo
  echo "Type 'y' to accept this license offer."
  echo "Type 'n' to decline this license offer."
  echo "Type 'r' to view this license offer."
  echo
  while true; do
    read -p "Do you accept the terms of the License ? y/N/r " rep
    case $rep in
	  r) more LICENSE ; echo ;;
	  y) break ;;
	  *) exit 0 ;; 
    esac
  done
}


check_prerequisites()
{
  echo -n "[DEBUG] Checking if is QT_ROOT set... "
  [ -z "$QT_ROOT" ] && echo "[ERROR] QT_ROOT environment variable not set." && exit 1
  echo "$QT_ROOT"
  
  
  QMAKE=${QT_ROOT}/bin/qmake
  echo -n "[DEBUG] Checking qmake... "
  [ ! -e $QMAKE ] && echo "[ERROR] qmake not found." && exit 1
  echo "${QMAKE}"
  
  QLRELEASE=${QT_ROOT}/bin/lrelease
  echo -n "[DEBUG] Checking lrelease... "
  [ ! -e $QLRELEASE ] && echo "[ERROR] lrelease not found." && exit 1
  echo "${QRELEASE}" 
  
  echo -n "[DEBUG] Checking if WT_ROOT is set... "
  [ -z $WT_ROOT ] && echo "[ERROR] WT_ROOT environment variable is not set." && exit 1
  echo "$WT_ROOT"
  
  WT_DBO_SQLITE=${WT_ROOT}/include/Wt/Dbo/backend/Sqlite3.h
  echo -n "[DEBUG] Checking Wt include files from $WT_ROOT... "
  [ ! -e $WT_DBO_SQLITE ] && echo -en "[ERROR] $WT_DBO_SQLITE not found.\n => $WT_ROOT does not seem to be a Wt installation base directory." && exit 1
  echo "done"   
 
  echo -n "[DEBUG] Checking make => ${MAKE:=`which make`}... "
  [ -z $MAKE ] && echo "[ERROR] make not found." && exit 1
  echo "done"
 
  echo -n "[DEBUG] Checking C++ compiler => ${CXX:=`which g++`}... "
  [ -z $CXX ] && echo "[ERROR] g++ not found." && exit 1
  echo "done"
 
  echo -n "[DEBUG] Checking Graphviz => ${DOT:=`which dot`}... "
  [ -z $DOT ] && echo "[ERROR] dot not found." && exit 1
  echo "done"
}


build_web_server_binary() {
  echo "[DEBUG] Building RealOpInsight http server..."
  ${QMAKE} -config release $QT_PROJECT_FILE CONFIG+=webd ${dflag}
  make -j${NCPU} 1>>install.log
}

build_dbsetup_binary() {
  echo "[DEBUG] Building RealOpInsight http server..."
  ${QMAKE} -config release $QT_PROJECT_FILE CONFIG+=setupdb ${dflag}
  make -j${NCPU} 1>>install.log
}


build_reportd_binary() {
  echo "[DEBUG] Building QoS Data collector..."
  ${QMAKE} -config release $QT_PROJECT_FILE CONFIG+=reportd ${dflag}
  make -j${NCPU} 1>>install.log
}

install_ultimate() {
  echo "==>Installing RealOpInsight..."

  if [ `id -u` -ne 0 ]; then 
    echo "[ERROR] root privileges are required"
    exit 1	
  fi

  # create $REALOPINSIGHT_USER user if not exist
  id $REALOPINSIGHT_USER || useradd $REALOPINSIGHT_USER
  
  # check dependencies
  check_prerequisites
    
  echo "[DEBUG] Generating locale file"
  ${QLRELEASE} $QT_PROJECT_FILE

  build_web_server_binary
  build_dbsetup_binary
  build_reportd_binary

  echo "[DEBUG] Installing setting files..."
  install -d ${REALOPINSIGHT_INSTALL_PREFIX}
  install -d ${REALOPINSIGHT_INSTALL_PREFIX}/bin
  install -d ${REALOPINSIGHT_INSTALL_PREFIX}/sbin
  install -d ${REALOPINSIGHT_INSTALL_PREFIX}/etc
  install -d ${REALOPINSIGHT_INSTALL_PREFIX}/data
  install -d ${REALOPINSIGHT_INSTALL_PREFIX}/log
  install -d ${REALOPINSIGHT_INSTALL_PREFIX}/run   # directory for session info and thumbnails
  install -d ${REALOPINSIGHT_WWW}
  install -d ${REALOPINSIGHT_WWW}/run      # directory for thumbnails
  install -d ${REALOPINSIGHT_WWW}/resources/themes/bootstrap/img  # for missing glyphicons-halflings.png


  echo "[DEBUG] Installing binaries and init scripts..."
  
  install -m 755 realopinsight-server ${REALOPINSIGHT_INSTALL_PREFIX}/sbin
  install -m 755 realopinsight-setupdb ${REALOPINSIGHT_INSTALL_PREFIX}/sbin
  install -m 755 realopinsight-reportd ${REALOPINSIGHT_INSTALL_PREFIX}/sbin
    
  install -m 644 contribs/systemd/realopinsight-server.service         /lib/systemd/system/
  install -m 644 contribs/systemd/realopinsight-reportd.service        /lib/systemd/system/
  install -m 644 contribs/systemd/realopinsight-server.service.env     ${REALOPINSIGHT_INSTALL_PREFIX}/etc
  install -m 644 contribs/systemd/realopinsight-reportd.service.env    ${REALOPINSIGHT_INSTALL_PREFIX}/etc
  
  systemctl enable realopinsight-server.service
  systemctl enable realopinsight-reportd.service  

  install -m 755 contribs/backup/realopinsight-backup ${REALOPINSIGHT_INSTALL_PREFIX}/bin/
  install -m 755 contribs/backup/realopinsight-restore ${REALOPINSIGHT_INSTALL_PREFIX}/bin/
  
  install -m 600 contribs/etc/wt_config.xml ${REALOPINSIGHT_INSTALL_PREFIX}/etc/
  install resources/themes/img/glyphicons-halflings.png ${REALOPINSIGHT_WWW}/resources/themes/bootstrap/img

  cp -r favicon.ico \
        i18n \
        images \
        resources \
        ${REALOPINSIGHT_WWW}/
  
  echo "[DEBUG] Settings permissions for installation directory..."
  chmod 644 ${REALOPINSIGHT_WWW}/favicon.ico
  chown -R $REALOPINSIGHT_USER:$REALOPINSIGHT_GROUP ${REALOPINSIGHT_INSTALL_PREFIX}/

  
  echo "[DEBUG] Starting services..."
  systemctl start realopinsight-server.service
  systemctl start realopinsight-reportd.service  
}


NCPU=1
mflag=
dflag=
while getopts d:n:h name ; do
  case $name in
    d) dflag=1
       install_prefix="$OPTARG"
    ;;
    n) NCPU=$OPTARG
    ;;
    h) usage;
       exit 0
    ;;
    ?) usage
     exit 1
    ;;
  esac
done

if ! echo $NCPU | egrep -q '^[0-9]+$'; then
    echo "The option -n requires a number"
    exit 1
fi

prompt_copyright
export NCPU
echo "DEBUG: Initializing setup with $NCPU CPU..."

if [ -z "${install_prefix}" ] ; then
  export INSTALL_PREFIX=/usr/local
else
  export INSTALL_PREFIX=${install_prefix}
  export dflag="CONFIG+=dflag"
fi

if [ `id -u` -ne 0 ]; then
  echo "DEBUG: You're performing a user mode installation"
  echo "WARNING: You must have read/write permissions on the target directory ($INSTALL_PREFIX)"
fi 


install_ultimate

echo "==>Installation completed"

exit 0