diff --git a/bin/client.py b/bin/client.py
index d8eb59fc..cde6266a 100755
--- a/bin/client.py
+++ b/bin/client.py
@@ -20,21 +20,21 @@ import itertools
 import json
 import netaddr
 import os
+from oslo_config import cfg
+from oslo_log import log as logging
 import re
 import requests
-from restful import Client
 import socket
 import sys
 import time
 import yaml
 
+from compass.apiclient.restful import Client
+
+
 ROLE_UNASSIGNED = True
 ROLE_ASSIGNED = False
-
-import log as logging
 LOG = logging.getLogger(__name__)
-
-from oslo_config import cfg
 CONF = cfg.CONF
 
 
@@ -49,6 +49,7 @@ def byteify(input):
     else:
         return input
 
+
 opts = [
     cfg.StrOpt(
         'compass_server',
diff --git a/bin/refresh.sh b/bin/refresh.sh
index e19b907a..91c31544 100755
--- a/bin/refresh.sh
+++ b/bin/refresh.sh
@@ -1,22 +1,56 @@
 #!/bin/bash
-set -e
+if [ -z "$USE_SYSTEMCTL" ]; then
+    which systemctl
+    if [[ "$?" == "0" ]]; then
+        export USE_SYSTEMCTL=1
+    else
+        export USE_SYSTEMCTL=0
+    fi
+fi
+
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+service mysqld restart
+service mysqld status || exit $?
+else
 systemctl restart mysql.service
 systemctl status mysql.service || exit $?
+fi
+
 /opt/compass/bin/manage_db.py createdb
 /opt/compass/bin/clean_installers.py --noasync
 /opt/compass/bin/clean_installation_logs.py
 rm -rf /var/ansible/run/*
+
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+service httpd restart
+service httpd status || exit $?
+service rsyslog restart
+service rsyslog status || exit $?
+service redis restart
+service redis status || exit $?
+else
 systemctl restart httpd.service
 systemctl status httpd.service || exit $?
 systemctl restart rsyslog.service
 systemctl status rsyslog.service || exit $?
 systemctl restart redis.service
 systemctl status  redis.service || exit $?
+fi
+
 redis-cli flushall
+
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+service cobblerd restart
+service cobblerd status || exit $?
+service compass-celeryd restart
+service compass-celeryd status || exit $?
+service compass-progress-updated restart
+service compass-progress-updated status || exit $?
+else
 systemctl restart cobblerd.service
 systemctl status cobblerd.service || exit $?
 systemctl restart compass-celeryd.service
 systemctl status compass-celeryd.service || exit $?
 systemctl restart compass-progress-updated.service
 systemctl status compass-progress-updated.service || exit $?
-
+fi
diff --git a/compass/utils/setting_wrapper.py b/compass/utils/setting_wrapper.py
index 0b3e9f7a..03c39938 100644
--- a/compass/utils/setting_wrapper.py
+++ b/compass/utils/setting_wrapper.py
@@ -28,10 +28,8 @@ CONFIG_DIR = os.environ.get('COMPASS_CONFIG_DIR', '/etc/compass')
 SQLALCHEMY_DATABASE_URI = 'sqlite://'
 SQLALCHEMY_DATABASE_POOL_TYPE = 'static'
 COBBLER_INSTALLATION_LOGDIR = '/var/log/cobbler/anamon'
-CHEF_INSTALLATION_LOGDIR = '/var/log/chef'
 INSTALLATION_LOGDIR = {
     'CobblerInstaller': COBBLER_INSTALLATION_LOGDIR,
-    'ChefInstaller': CHEF_INSTALLATION_LOGDIR
 }
 CLUSTERHOST_INATALLATION_LOGDIR_NAME = 'name'
 HOST_INSTALLATION_LOGDIR_NAME = 'name'
diff --git a/conf/progress_calculator/progress_calculator.conf b/conf/progress_calculator/progress_calculator.conf
index f4f991e4..61626944 100644
--- a/conf/progress_calculator/progress_calculator.conf
+++ b/conf/progress_calculator/progress_calculator.conf
@@ -548,11 +548,6 @@ PACKAGE_INSTALLER_CONFIGURATIONS = {
     }
 }
 
-ADAPTER_LOG_CONFIGURATIONS = [{
-    'package_installer_name': 'chef_installer',
-    'adapter_pattern': '.*',
-    'item_matcher': PACKAGE_INSTALLER_CONFIGURATIONS['chef_installer']['default'],
-    'logdir': setting.INSTALLATION_LOGDIR['ChefInstaller']
-}]
+ADAPTER_LOG_CONFIGURATIONS = []
 
 
diff --git a/conf/setting b/conf/setting
index a1e9bff2..4cb0ab3d 100644
--- a/conf/setting
+++ b/conf/setting
@@ -7,7 +7,6 @@ DATABASE_NAME = 'compass'
 SQLALCHEMY_DATABASE_URI = '%s://%s:%s@%s/%s' % (DATABASE_TYPE, DATABASE_USER, DATABASE_PASSWORD, DATABASE_SERVER, DATABASE_NAME)
 SQLALCHEMY_DATABASE_POOL_TYPE = 'instant'
 COBBLER_INSTALLATION_LOGDIR = '/var/log/cobbler/anamon'
-CHEF_INSTALLATION_LOGDIR = '/var/log/chef'
 DEFAULT_LOGLEVEL = 'info'
 DEFAULT_LOGDIR = '/var/log/compass'
 DEFAULT_LOGINTERVAL = 6
diff --git a/install/cobbler.sh b/install/cobbler.sh
index 80176a79..74fb8c11 100755
--- a/install/cobbler.sh
+++ b/install/cobbler.sh
@@ -30,7 +30,11 @@ if [[ "$?" != "0" ]]; then
     exit 1
 fi
 
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo chkconfig cobblerd on
+else
 sudo systemctl enable cobblerd.service
+fi
 
 # create backup dir
 sudo mkdir -p /root/backup/cobbler
@@ -153,7 +157,11 @@ sudo cp  $COMPASSDIR/misc/rsync /etc/xinetd.d/
 
 sudo rm -rf /var/lib/cobbler/config/systems.d/*
 
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service firewalld stop
+else
 sudo systemctl stop firewalld
+fi
 
 # echo "disable selinux temporarily"
 # echo 0 > /selinux/enforce
@@ -164,44 +172,77 @@ sudo mkdir -p /var/log/cobbler/tasks
 sudo mkdir -p /var/log/cobbler/anamon
 sudo chmod -R 777 /var/log/cobbler
 
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service httpd restart
+sudo service cobblerd restart
+sudo service named restart
+sudo service xinetd restart
+sudo service dhcpd restart
+else
 sudo systemctl restart httpd.service
 sudo systemctl restart cobblerd.service
 sudo systemctl restart named.service
 sudo systemctl restart xinetd.service
 sudo systemctl restart dhcpd.service
+fi
 
 sudo sleep 10
 
 echo "Checking if httpd is running"
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service httpd status
+else
 sudo systemctl status httpd.service
+fi
+
 if [[ "$?" != "0" ]]; then
     echo "httpd is not running"
     exit 1
 fi
 
 echo "Checking if dhcpd is running"
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service dhcpd status
+else
 sudo systemctl status dhcpd.service
+fi
+
 if [[ "$?" != "0" ]]; then
     echo "dhcpd is not running"
     exit 1
 fi
 
 echo "Checking if named is running"
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service named status
+else
 sudo systemctl status named.service
+fi
+
 if [[ "$?" != "0" ]]; then
     echo "named is not running"
     exit 1
 fi
 
 echo "Checking if xinetd is running"
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service xinetd status
+else
 sudo systemctl status xinetd.service
+fi
+
 if [[ "$?" != "0" ]]; then
     echo "xinetd is not running"
     exit 1
 fi
 
 echo "Checking if cobblerd is running"
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service cobblerd status
+else
 sudo systemctl status cobblerd.service
+fi
+
 if [[ "$?" != "0" ]]; then
     echo "cobblerd is not running"
     exit 1
diff --git a/install/compass.sh b/install/compass.sh
index 0ecfafd2..1bc05196 100755
--- a/install/compass.sh
+++ b/install/compass.sh
@@ -104,12 +104,24 @@ sudo chown -R redis:root /var/run/redis
 sudo mkdir -p /var/lib/redis
 sudo chown -R redis:root /var/lib/redis
 sudo rm -rf /var/lib/redis/dump.rdb
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo kill -9 redis-server
+else
 sudo systemctl kill redis-server
+fi
 sudo rm -rf /var/run/redis/redis.pid
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service redis restart
+else
 sudo systemctl restart redis.service
+fi
 sleep 10
 echo "Checking if redis is running"
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service redis status
+else
 sudo systemctl status redis.service
+fi
 if [[ "$?" == "0" ]]; then
     echo "redis is running"
 else
@@ -118,8 +130,13 @@ else
     exit 1
 fi
 
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo chkconfig compass-progress-updated on
+sudo chkconfig compass-celeryd on
+else
 sudo systemctl enable compass-progress-updated.service
 sudo systemctl enable compass-celeryd.service
+fi
 
 /opt/compass/bin/refresh.sh
 if [[ "$?" != "0" ]]; then
@@ -129,7 +146,12 @@ else
     echo "compassed service is refreshed"
 fi
 
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service httpd status
+else
 sudo systemctl status httpd.service
+fi
+
 if [[ "$?" != "0" ]]; then
     echo "httpd is not started"
     exit 1
@@ -137,7 +159,12 @@ else
     echo "httpd has already started"
 fi
 
-sudo systemctl status redis.service |grep running
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service redis status | grep running
+else
+sudo systemctl status redis.service | grep running
+fi
+
 if [[ "$?" != "0" ]]; then
     echo "redis is not started"
     exit 1
@@ -145,13 +172,23 @@ else
     echo "redis has already started"
 fi
 
-sudo systemctl status mysql.service |grep running
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service mysqld status | grep running
+else
+sudo systemctl status mysql.service | grep running
+fi
+
 if [[ "$?" != "0" ]]; then
     echo "mysqld is not started"
     exit 1
 fi
 
-sudo systemctl status compass-celeryd.service |grep running
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service compass-celeryd status | grep running
+else
+sudo systemctl status compass-celeryd.service | grep running
+fi
+
 if [[ "$?" != "0" ]]; then
     echo "compass-celeryd is not started"
     exit 1
@@ -159,7 +196,12 @@ else
     echo "compass-celeryd has already started"
 fi
 
-sudo systemctl status compass-progress-updated.service |grep running
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service compass-progress-updated status | grep running
+else
+sudo systemctl status compass-progress-updated.service | grep running
+fi
+
 if [[ "$?" != "0" ]]; then
     echo "compass-progress-updated is not started"
     exit 1
diff --git a/install/compass_web.sh b/install/compass_web.sh
index 00227ec0..b6f548c2 100755
--- a/install/compass_web.sh
+++ b/install/compass_web.sh
@@ -22,11 +22,19 @@ rm -rf /var/www/compass_web/*
 sudo mkdir -p /var/www/compass_web/v2.5
 sudo cp -rf $WEB_HOME/v2.5/target/* /var/www/compass_web/v2.5/
 
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service httpd restart
+else
 sudo systemctl restart httpd.service
+fi
 sleep 10
 
 echo "Checking if httpd is running"
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service httpd status
+else
 sudo systemctl status httpd.service
+fi
 if [[ "$?" == "0" ]]; then
     echo "httpd is running"
 else
diff --git a/install/dependency.sh b/install/dependency.sh
index f3dc0544..64cca7f3 100755
--- a/install/dependency.sh
+++ b/install/dependency.sh
@@ -1,17 +1,37 @@
 #!/bin/bash
 
+if [ -z "$MYSQL" ]; then
+    sudo rpm -Uvh $MYSQL >& /dev/null
+    if [[ "$?" != "0" ]]; then
+	echo "failed to install mysql repo"
+        exit 1
+    fi
+fi
+
 echo 'Installing Required packages for Compass...'
 sudo yum clean all
 sudo yum update -y --skip-broken
 if [ "$tempest" == "true" ]; then
-    sudo yum install -y virt-install libvirt qemu-kvm libxml2-devel libffi-devel libxslt-devel python-devel sshpass openssl-devel
+    sudo yum install -y virt-install libvirt qemu-kvm libxml2-devel libffi-devel libxslt-devel python-devel sshpass openssl-devel bridge-utils
     if [[ "$?" != "0" ]]; then
         echo "failed to install tempest yum dependency"
         exit 1
     fi
 fi
 
-sudo yum install -y $MYSQL rsyslog logrotate ntp iproute openssh-clients python python-devel git wget syslinux amqp rabbitmq-server mod_wsgi httpd squid dhcp bind rsync yum-utils xinetd tftp-server gcc net-snmp-utils net-snmp net-snmp-python unzip openssl openssl098e ca-certificates mysql-devel mysql-server mysql MySQL-python python-virtualenv python-setuptools python-pip bc libselinux-python
+sudo yum install -y rsyslog logrotate ntp iproute openssh-clients python python-devel git wget syslinux amqp rabbitmq-server mod_wsgi httpd squid dhcp bind rsync yum-utils xinetd tftp-server gcc net-snmp-utils net-snmp net-snmp-python unzip openssl openssl098e ca-certificates MySQL-python python-virtualenv python-setuptools python-pip bc libselinux-python
+if [[ "$?" != "0" ]]; then
+    echo "faile dot install yum dependency"
+    exit 1
+fi
+
+sudo yum list mysql
+if [[ "$?" == "0" ]]; then
+sudo yum install -y mysql-devel mysql-server mysql
+else
+sudo yum install -y mariadb mariadb-devel mariadb-libs
+fi
+
 sudo yum --setopt=tsflags=noscripts -y remove redis
 sudo yum --enablerepo=remi,remi-test install -y redis
 
@@ -40,12 +60,25 @@ if [[ "$?" != "0" ]]; then
     exit 1
 fi
 
-sudo pip install virtualenvwrapper
+sudo pip install --upgrade virtualenvwrapper
 if [[ "$?" != "0" ]]; then
     echo "failed to install virtualenvwrapper"
     exit 1
 fi
 
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo chkconfig httpd on
+sudo chkconfig squid on
+sudo chkconfig xinetd on
+sudo chkconfig dhcpd on
+sudo chkconfig named on
+sudo chkconfig sshd on
+sudo chkconfig rsyslog on
+sudo chkconfig ntpd on
+sudo chkconfig redis on
+sudo chkconfig mysqld on
+sudo chkconfig rabbitmq-server on
+else
 sudo systemctl enable httpd.service
 sudo systemctl enable squid.service
 sudo systemctl enable xinetd.service
@@ -57,3 +90,4 @@ sudo systemctl enable ntpd.service
 sudo systemctl enable redis.service
 sudo systemctl enable mysql.service
 sudo systemctl enable rabbitmq-server.service
+fi
diff --git a/install/install.conf b/install/install.conf
index a072a12f..1e73674a 100755
--- a/install/install.conf
+++ b/install/install.conf
@@ -7,20 +7,34 @@ export OS_INSTALLER=${OS_INSTALLER:-cobbler}
 # PACKAGE_INSTALLER indicates the tool for Package provisioning, default is 'chef'.
 export PACKAGE_INSTALLER=${PACKAGE_INSTALLER:-package}
 
-# set remi release url
-# export ATOMIC=${ATOMIC:-http://www6.atomicorp.com/channels/atomic/${IMAGE_TYPE,,}/${IMAGE_VERSION_MAJOR}/${IMAGE_ARCH}/RPMS/atomic-release-1.0-19.${IMAGE_TYPE_OTHER}${IMAGE_VERSION_MAJOR}.art.noarch.rpm}
-# export REMI=${REMI:-http://rpms.famillecollet.com/enterprise/remi-release-6.rpm}
-export REMI=${REMI:-http://rpms.famillecollet.com/enterprise/remi-release-7.rpm}
+export IMAGE_RELEASE=$(cat /etc/system-release | sed 's/[ \t]\+/ /g')
+if [ -z "$IMAGE_TYPE" ]; then
+    export IMAGE_TYPE=$(echo $IMAGE_RELEASE | cut -d' ' -f1)
+fi
+export IMAGE_TYPE_OTHER=${IMAGE_TYPE_OTHER:-"el"}
+if [ -z "$IMAGE_VERSION_MAJOR" ]; then
+    export IMAGE_VERSION_MAJOR=$(echo $IMAGE_RELEASE | sed 's/.* \([0-9]\+\)\.[0-9]\+.*/\1/g')
+fi
+if [ -z "$IMAGE_VERSION_NINOR" ]; then
+    export IMAGE_VERSION_NINOR=$(echo $IMAGE_RELEASE | sed 's/.* [0-9]\+\.\([0-9]\+\).*/\1/g')
+fi
+export IMAGE_VERSION=${IMAGE_VERSION:-"${IMAGE_VERSION_MAJOR}.${IMAGE_VERSION_MINOR}"}
+export IMAGE_NAME=${IMAGE_NAME:-"${IMAGE_TYPE}-${IMAGE_VERSION}"}
+export IMAGE_ARCH=${IMAGE_ARCH:-"x86_64"}
 
-export EPEL=${EPEL:-https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm}
-
-export MYSQL={MYSQL:-http://repo.mysql.com/mysql-community-release-el7-5.noarch.rpm}
+export ATOMIC=${ATOMIC:-http://www6.atomicorp.com/channels/atomic/${IMAGE_TYPE,,}/${IMAGE_VERSION_MAJOR}/${IMAGE_ARCH}/RPMS/atomic-release-1.0-20.${IMAGE_TYPE_OTHER}${IMAGE_VERSION_MAJOR}.art.noarch.rpm}
+export REMI=${REMI:-http://rpms.famillecollet.com/enterprise/remi-release-${IMAGE_VERSION_MAJOR}.rpm}
+export EPEL=${EPEL:-https://dl.fedoraproject.org/pub/epel/epel-release-latest-${IMAGE_VERSION_MAJOR}.noarch.rpm}
+export MYSQL={MYSQL:-http://repo.mysql.com/mysql-community-release-el${IMAGE_VERSION_MAJOR}.rpm}
 
 # service NIC
 export NIC=${NIC:-}
 export IPADDR=${IPADDR:-}
 export NETMASK=${NETMASK:-}
 
+# squid config
+export ADDITIONAL_SQUID_CONFIG=${ADDITIONAL_SQUID_CONFIG:-}
+
 # DHCP config
 # DHCP option router  address(Default is your management interface IP address )"
 export OPTION_ROUTER=${OPTION_ROUTER:-}
@@ -38,19 +52,20 @@ export NAMESERVER_REVERSE_ZONES=${NAMESERVER_REVERSE_ZONES:-}
 export CBLR_USER=${CBLR_USER:-}
 export CBLR_PASSWD=${CBLR_PASSWD:-}
 
+# set command to restart services
+if [ -z "$USE_SYSTEMCTL" ]; then
+    which systemctl
+    if [[ "$?" == "0" ]]; then
+        export USE_SYSTEMCTL=1
+    else
+	export USE_SYSTEMCTL=0
+    fi
+fi
 # set default local repo flag
 export LOCAL_REPO=${LOCAL_REPO:-}
 export SUPPORT_CENTOS_7_2=${SUPPORT_CENTOS_7_2:-}
 export SUPPORT_UBUNTU_14_04_03=${SUPPORT_UBUNTU_14_04_03:-}
 
-export IMAGE_TYPE=${IMAGE_TYPE:-"CentOS"}
-export IMAGE_TYPE_OTHER=${IMAGE_TYPE_OTHER:-"el"}
-export IMAGE_VERSION_MAJOR=${IMAGE_VERSION_MAJOR:-"6"}
-export IMAGE_VERSION_NINOR=${IMAGE_VERSION_MINOR:-"5"}
-export IMAGE_VERSION=${IMAGE_VERSION:-"${IMAGE_VERSION_MAJOR}.${IMAGE_VERSION_MINOR}"}
-export IMAGE_NAME=${IMAGE_NAME:-"${IMAGE_TYPE}-${IMAGE_VERSION}"}
-export IMAGE_ARCH=${IMAGE_ARCH:-"x86_64"}
-
 export CENTOS_7_2_IMAGE_SOURCE=${CENTOS_7_2_IMAGE_SOURCE:-"http://205.177.226.237:9999/CentOS-7-x86_64-Minimal-1511.iso"}
 export UBUNTU_14_04_03_IMAGE_SOURCE=${UBUNTU_14_04_03_IMAGE_SOURCE:-"http://205.177.226.237:9999/ubuntu-14.04.3-server-amd64.iso"}
 export CENTOS_7_2_PPA_REPO_SOURCE=${CENTOS_7_2_PPA_REPO_SOURCE:-"http://205.177.226.237:9999/centos7-juno-ppa.tar.gz"}
diff --git a/install/install.conf.template b/install/install.conf.template
index acbd265f..77bfcf62 100755
--- a/install/install.conf.template
+++ b/install/install.conf.template
@@ -24,9 +24,15 @@ export SUPPORT_CENTOS_7_2=${SUPPORT_CENTOS_7_2:-"y"}
 export SUPPORT_UBUNTU_14_04_03=${SUPPORT_UBUNTU_14_04_03:-"y"}
 
 # DHCP config
-export IPADDR=`ifconfig $NIC | grep 'inet addr:' | cut -d: -f2 | awk '{ print $1}'`
-# export IPADDR=`ip addr show $NIC | grep "inet " | sed 's/^[ \t]*//g' | cut -d' ' -f 2 | cut -d'/' -f 1`
-export NETMASK=$(ifconfig $NIC |grep Mask | cut -f 4 -d ':')
+export IPADDR=$(ifconfig $NIC | grep 'inet addr:' | cut -d: -f2 | awk '{ print $1}')
+if [ -z "$IPADDR" ]; then
+    export IPADDR=$(ifconfig $NIC | grep 'inet ' | sed 's/^[ \t]*//g' | sed 's/[ \t]\+/ /g' | cut -d' ' -f2)
+fi
+# export IPADDR=`ip addr show $NIC | grep "inet " | sed 's/^[ \t]*//g' | sed 's/[ \t]\+/ /g' | cut -d' ' -f 2 | cut -d'/' -f 1`
+export NETMASK=$(ifconfig $NIC | grep Mask | cut -f 4 -d ':')
+if [ -z "$NETMASK" ]; then
+    export NETMASK=$(ifconfig $NIC | grep netmask | sed 's/^[ \t]*//g' | sed 's/[ \t]\+/ /g' | cut -d' ' -f4)
+fi
 # export NETMASK=$(ipcalc `ip addr show $NIC | grep "inet " | sed 's/^[ \t]*//g' | cut -d' ' -f 2` -m | grep NETMASK | cut -d '=' -f 2)
 # DHCP option router  address(Default is your management interface IP address )"
 # export OPTION_ROUTER=`ifconfig $NIC | grep 'inet addr:' | cut -d: -f2 | awk '{ print $1}'`
diff --git a/install/install.sh b/install/install.sh
index c04e6597..ecb56801 100755
--- a/install/install.sh
+++ b/install/install.sh
@@ -178,7 +178,9 @@ if [ $? -ne 0 ]; then
 fi
 
 export ipaddr=$(ifconfig $NIC | grep 'inet addr:' | cut -d: -f2 | awk '{ print $1}')
-# export ipaddr=$(ifconfig $NIC | grep 'inet ' | cut -d' ' -f10)
+if [ -z "$ipaddr" ]; then
+     export ipaddr=$(ifconfig $NIC | grep 'inet ' | sed 's/^[ \t]*//g' | sed 's/[ \t]\+/ /g' | cut -d' ' -f2)
+fi
 loadvars IPADDR ${ipaddr}
 ipcalc $IPADDR -c
 if [ $? -ne 0 ]; then
@@ -186,6 +188,9 @@ if [ $? -ne 0 ]; then
     exit 1
 fi
 export netmask=$(ifconfig $NIC | grep Mask | cut -d: -f4)
+if [ -z "$netmask" ]; then
+    export netmask=$(ifconfig $NIC | grep netmask | sed 's/^[ \t]*//g' | sed 's/[ \t]\+/ /g' | cut -d' ' -f4)
+fi
 loadvars NETMASK ${netmask}
 export netaddr=$(ipcalc $IPADDR $NETMASK -n |cut -f 2 -d '=')
 export netprefix=$(ipcalc $IPADDR $NETMASK -p |cut -f 2 -d '=')
diff --git a/install/prepare.sh b/install/prepare.sh
index 613bcbf3..6ad3f4ee 100755
--- a/install/prepare.sh
+++ b/install/prepare.sh
@@ -53,11 +53,23 @@ sudo cp -rn /etc/ntp.conf /root/backup/
 sudo rm -f /etc/ntp.conf
 sudo cp -rf $COMPASSDIR/misc/ntp/ntp.conf /etc/ntp.conf
 sudo chmod 644 /etc/ntp.conf
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service ntpd stop
+else
 sudo systemctl stop ntpd.service
+fi
 sudo ntpdate 0.centos.pool.ntp.org
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service ntpd start
+else
 sudo systemctl start ntpd.service
+fi
 sudo sleep 10
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service ntpd status
+else
 sudo systemctl status ntpd.service
+fi
 if [[ "$?" != "0" ]]; then
     echo "ntp is not started"
     exit 1
@@ -65,37 +77,51 @@ else
     echo "ntp conf is updated"
 fi
 
-# commenting out squid as we are not using it now
-#echo "update squid config"
-#sudo cp -rn /etc/squid/squid.conf /root/backup/
-#sudo rm -f /etc/squid/squid.conf 
-#sudo cp $COMPASSDIR/misc/squid/squid.conf /etc/squid/
-#export netaddr=$(ipcalc $IPADDR $NETMASK -n |cut -f 2 -d '=')
-#export netprefix=$(ipcalc $IPADDR $NETMASK -p |cut -f 2 -d '=')
-#subnet=${netaddr}/${netprefix}
-#subnet_escaped=$(echo $subnet | sed -e 's/[\/&]/\\&/g')
-#sudo sed -i "s/acl localnet src \$subnet/acl localnet src $subnet_escaped/g" /etc/squid/squid.conf
-#sudo chmod 644 /etc/squid/squid.conf
-#sudo mkdir -p /var/squid/cache
-#sudo chown -R squid:squid /var/squid
-#sudo mkdir -p /var/log/squid
-#sudo chmod -R 777 /var/log/squid
-#sudo systemctl restart squid.service
-#sudo sleep 10
-#sudo ser
-#if [[ "$?" != "0" ]]; then
-#    echo "squid is not started"
-#    exit 1
-#else
-#    echo "squid conf is updated"
+# echo "update squid config"
+# sudo cp -rn /etc/squid/squid.conf /root/backup/
+# sudo rm -f /etc/squid/squid.conf 
+# sudo cp $COMPASSDIR/misc/squid/squid.conf /etc/squid/
+# export netaddr=$(ipcalc $IPADDR $NETMASK -n |cut -f 2 -d '=')
+# export netprefix=$(ipcalc $IPADDR $NETMASK -p |cut -f 2 -d '=')
+# subnet=${netaddr}/${netprefix}
+# subnet_escaped=$(echo $subnet | sed -e 's/[\/&]/\\&/g')
+# sudo sed -i "s/acl localnet src \$subnet/acl localnet src $subnet_escaped/g" /etc/squid/squid.conf
+# sudo sed -i "s/\$additional_squid_config/$ADDITIONAL_SQUID_CONFIG/g" /etc/squid/squid.conf
+# sudo chmod 644 /etc/squid/squid.conf
+# sudo mkdir -p /var/squid/cache
+# sudo chown -R squid:squid /var/squid
+# sudo mkdir -p /var/log/squid
+# sudo chmod -R 777 /var/log/squid
+# if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+#     sudo service squid restart
+#     sudo sleep 10
+#     sudo service squid status
+# else
+#     sudo systemctl restart squid.service
+#     sudo sleep 10
+#     sudo systemctl status squid.service
+# fi
+# if [[ "$?" != "0" ]]; then
+#     echo "squid is not started"
+#     exit 1
+# else
+#     echo "squid conf is updated"
 # fi
 
-mkdir -p /var/log/httpd
-chmod -R 777 /var/log/httpd
+sudo mkdir -p /var/log/httpd
+sudo chmod -R 777 /var/log/httpd
 
-systemctl restart httpd.service
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service httpd restart
+else
+sudo systemctl restart httpd.service
+fi
 sudo sleep 10
-systemctl status httpd.service
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service httpd status
+else
+sudo systemctl status httpd.service
+fi
 if [[ "$?" != "0" ]]; then
     echo "httpd is not started"
     exit 1
@@ -105,12 +131,20 @@ fi
 
 #update mysqld
 echo "update mysqld"
-mkdir -p /var/log/mysql
-chmod -R 777 /var/log/mysql
+sudo mkdir -p /var/log/mysql
+sudo chmod -R 777 /var/log/mysql
 sleep 10
-systemctl restart mysql.service
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service mysqld restart
+else
+sudo systemctl restart mysql.service
+fi
 sudo sleep 10
-systemctl status mysql.service
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service mysqld status
+else
+sudo systemctl status mysql.service
+fi
 if [[ "$?" != "0" ]]; then
     echo "failed to restart mysqld"
     exit 1
@@ -144,15 +178,25 @@ if [[ "$?" != "0" ]]; then
     exit 1
 fi
 
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service mysqld restart
+sudo service mysqld status
+else
 sudo systemctl restart mysql.service
 sudo systemctl status mysql.service
+fi
 if [[ "$?" != "0" ]]; then
     echo "mysqld is not started"
     exit 1
 fi
 
+if [[ "$USE_SYSTEMCTL" == "0" ]]; then
+sudo service rabbitmq-server restart
+sudo service rabbitmq-server status
+else
 sudo systemctl restart rabbitmq-server.service
 sudo systemctl status rabbitmq-server.service
+fi
 if [[ "$?" != "0" ]]; then
     echo "rabbitmq-server is not started"
     exit 1
diff --git a/misc/ci/test-install.sh b/misc/ci/test-install.sh
index f16517f7..a18575eb 100755
--- a/misc/ci/test-install.sh
+++ b/misc/ci/test-install.sh
@@ -16,7 +16,3 @@ ifconfig eth1 up
 killall dnsmasq
 source compass-core/install/install.conf.template
 /bin/bash -x compass-core/install/install.sh || exit $?
-echo "cache_peer 10.145.81.137       parent    3128  3130  default" >> /etc/squid/squid.conf
-service squid restart
-service squid status |grep running || exit $?
-sleep 5
diff --git a/misc/squid/squid.conf b/misc/squid/squid.conf
index 018da203..0fe325e2 100644
--- a/misc/squid/squid.conf
+++ b/misc/squid/squid.conf
@@ -1,7 +1,6 @@
 #
 # Recommended minimum configuration:
 #
-acl manager proto cache_object
 acl localhost src 127.0.0.1/32 ::1
 acl to_localhost dst 127.0.0.0/8 0.0.0.0/32 ::1
 
@@ -69,3 +68,4 @@ negative_dns_ttl 1 second
 
 pipeline_prefetch on
 request_timeout 15 minute
+$additional_squid_config
diff --git a/regtest/regtest.sh b/regtest/regtest.sh
index 09882e78..54ae75a6 100755
--- a/regtest/regtest.sh
+++ b/regtest/regtest.sh
@@ -38,6 +38,14 @@ source ${REGTEST_DIR}/${REGTEST_CONF}
 source `which virtualenvwrapper.sh`
 workon compass-core
 
+virt_install_version=$(virt-install --version 2>&1)
+echo "virt_install_version $virt_install_version"
+if [[ "$virt_install_version" > "1.0" ]]; then
+    export VIRT_INSTALL_MEMORY_FLAG_NAME=memory
+else
+    export VIRT_INSTALL_MEMORY_FLAG_NAME=ram
+fi
+
 machines=''
 
 tear_down_machines
@@ -68,7 +76,7 @@ for i in `seq $VIRT_NUM`; do
         --network=bridge:installation \
         --network=bridge:installation \
         --network=bridge:installation \
-        --name pxe${i} --ram=${VIRT_MEM} \
+        --name pxe${i} --${VIRT_INSTALL_MEMORY_FLAG_NAME}=${VIRT_MEM} \
         --disk /home/pxe${i}.raw,format=raw \
         --vcpus=${VIRT_CPUS} \
         --graphics vnc,listen=0.0.0.0 \
@@ -129,9 +137,6 @@ fi
 if [[ ! -L compass_logs ]]; then
     ln -s /var/log/compass compass_logs
 fi
-if [[ ! -L chef_logs ]]; then
-    ln -s /var/log/chef chef_logs
-fi
 CLIENT_SCRIPT=/opt/compass/bin/client.py
 if [[ "$CLEAN_OLD_DATA" == "0" || "$CLEAN_OLD_DATA" == "false" ]]; then
     echo "keep old deployment data"
@@ -142,9 +147,6 @@ else
         echo "failed to refresh"
         exit 1
     fi
-    /opt/compass/bin/clean_nodes.sh
-    /opt/compass/bin/clean_clients.sh
-    /opt/compass/bin/clean_environments.sh
     /opt/compass/bin/remove_systems.sh
 fi