diff --git a/conf/adapter/chef_ceph.conf b/conf/adapter/chef_ceph.conf
index f66aaa41..c3f1435d 100644
--- a/conf/adapter/chef_ceph.conf
+++ b/conf/adapter/chef_ceph.conf
@@ -3,5 +3,5 @@ DSPLAY_NAME = 'Ceph Firefly'
 PARENT = 'ceph'
 PACKAGE_INSTALLER = 'chef_installer'
 OS_INSTALLER = 'cobbler'
-SUPPORTED_OS_PATTERNS = ['(?i)centos.*', '(?i)ubuntu.*']
+SUPPORTED_OS_PATTERNS = ['(?i)centos-6\.5.*', '(?i)ubuntu-12\.04.*']
 DEPLOYABLE = True
diff --git a/conf/adapter/chef_ceph_openstack.conf b/conf/adapter/chef_ceph_openstack.conf
index 1e49a0c9..08264efc 100644
--- a/conf/adapter/chef_ceph_openstack.conf
+++ b/conf/adapter/chef_ceph_openstack.conf
@@ -4,5 +4,5 @@ PARENT = 'openstack'
 DISTRIBUTED_SYSTEM = 'openstack_ceph'
 PACKAGE_INSTALLER = 'chef_installer'
 OS_INSTALLER = 'cobbler'
-SUPPORTED_OS_PATTERNS = ['(?i)centos.*', '(?i)ubuntu.*']
+SUPPORTED_OS_PATTERNS = ['(?i)centos-6\.5.*', '(?i)ubuntu-12\.04.*']
 DEPLOYABLE = True
diff --git a/conf/adapter/chef_openstack.conf b/conf/adapter/chef_openstack.conf
index b523815c..408ddec0 100644
--- a/conf/adapter/chef_openstack.conf
+++ b/conf/adapter/chef_openstack.conf
@@ -3,5 +3,5 @@ DISPLAY_NAME = 'OpenStack Icehouse'
 PARENT = 'openstack'
 PACKAGE_INSTALLER = 'chef_installer'
 OS_INSTALLER = 'cobbler'
-SUPPORTED_OS_PATTERNS = ['(?i)centos.*', '(?i)ubuntu.*']
+SUPPORTED_OS_PATTERNS = ['(?i)centos-6\.5.*', '(?i)ubuntu-12\.04.*']
 DEPLOYABLE = True
diff --git a/conf/adapter/openstack.conf b/conf/adapter/openstack.conf
index 2f948fb0..038c6d4c 100644
--- a/conf/adapter/openstack.conf
+++ b/conf/adapter/openstack.conf
@@ -1,4 +1,3 @@
 NAME = 'openstack'
 PARENT = 'general'
 DISTRIBUTED_SYSTEM = 'openstack'
-SUPPORTED_OSES = ['CentOS6.5', 'Ubuntu12.04']
diff --git a/conf/adapter/os_only.conf b/conf/adapter/os_only.conf
index 96295538..65ddea3e 100644
--- a/conf/adapter/os_only.conf
+++ b/conf/adapter/os_only.conf
@@ -1,5 +1,5 @@
 NAME = 'os_only'
 PARENT = 'general'
 OS_INSTALLER = 'cobbler'
-SUPPORTED_OS_PATTERNS = ['(?i)centos.*', '(?i)ubuntu.*']
+SUPPORTED_OS_PATTERNS = ['(?i)centos-6\.5.*', '(?i)ubuntu-12\.04.*']
 DEPLOYABLE = True
diff --git a/conf/os/centos6.6.conf b/conf/os/centos6.6.conf
new file mode 100644
index 00000000..0f072786
--- /dev/null
+++ b/conf/os/centos6.6.conf
@@ -0,0 +1,3 @@
+NAME = 'CentOS-6.6-x86_64'
+PARENT = 'CentOS'
+DEPLOYABLE = True
diff --git a/conf/os/centos7.0.conf b/conf/os/centos7.0.conf
new file mode 100644
index 00000000..9dcdf753
--- /dev/null
+++ b/conf/os/centos7.0.conf
@@ -0,0 +1,3 @@
+NAME = 'CentOS-7.0-x86_64'
+PARENT = 'CentOS'
+DEPLOYABLE = True
diff --git a/conf/os/ubuntu14.04.conf b/conf/os/ubuntu14.04.conf
new file mode 100644
index 00000000..0fa90fb3
--- /dev/null
+++ b/conf/os/ubuntu14.04.conf
@@ -0,0 +1,3 @@
+NAME = 'Ubuntu-14.04-x86_64'
+PARENT = 'Ubuntu'
+DEPLOYABLE = True
diff --git a/install/chef.sh b/install/chef.sh
index 0dbe9c8e..1b156b40 100755
--- a/install/chef.sh
+++ b/install/chef.sh
@@ -19,13 +19,11 @@ sudo mkdir -p /root/backup/chef
 
 sudo rpm -q chef-server
 if [[ "$?" != "0" ]]; then
-    CHEF_SRV_SOURCE=`fastesturl "$CHEF_SRV" "$CHEF_SRV_HUAWEI"`
-    download $CHEF_SRV_SOURCE chef-server install || exit $?
+    download -u $CHEF_SRV -u $CHEF_SRV_HUAWEI `basename $CHEF_SRV` install || exit $?
 else
     echo "chef-server has already installed"
 fi
 
-
 echo "reconfigure chef server"
 # configure chef-server
 sudo chef-server-ctl cleanse
@@ -42,13 +40,12 @@ fi
 
 echo "configure chef client and knife"
 # configure chef client and knife
-if [[ `rpm -q chef` ]]; then
-    sudo rpm -e `rpm -q chef`
+sudo rpm -q chef
+if [[ "$?" != "0" ]]; then
+    download -u $CHEF_CLIENT -u $CHEF_CLIENT_HUAWEI `basename $CHEF_CLIENT` install || exit $?
 else
-    echo "going to install chef client"
+    echo "chef client has already installed"
 fi
-CENTOS_CHEF_CLIENT_SOURCE=`fastesturl "$CENTOS_CHEF_CLIENT" "$CENTOS_CHEF_CLIENT_HUAWEI"`
-download $CENTOS_CHEF_CLIENT_SOURCE `basename $CENTOS_CHEF_CLIENT_SOURCE` install || exit $?
 
 sudo mkdir -p ~/.chef
 
diff --git a/install/cobbler.sh b/install/cobbler.sh
index 9365c819..f466fb58 100755
--- a/install/cobbler.sh
+++ b/install/cobbler.sh
@@ -22,6 +22,7 @@ else
     find /usr/lib -name manage_bind.py |xargs  perl -pi.old -e 's/(\s+)(self\.logger\s+\= logger)/$1$2\n$1if self\.logger is None:\n$1    import clogger\n$1    self\.logger = clogger.Logger\(\)/'
 fi
 
+# cobbler snippet uses netaddr to calc subnet and ip addr
 sudo pip install netaddr
 if [[ "$?" != "0" ]]; then
     echo "failed to install pip packages"
@@ -163,7 +164,6 @@ mkdir -p /var/log/cobbler/tasks
 mkdir -p /var/log/cobbler/anamon
 chmod -R 777 /var/log/cobbler
 
-
 sudo service httpd restart
 sudo service cobblerd restart
 sudo cobbler get-loaders
@@ -215,96 +215,227 @@ else
     exit 1
 fi
 
+PPA_REPO_URL=`fastesturl http://mirror.centos.org http://mirrors.hustunique.com`
 # create centos repo
-sudo rm -rf /var/lib/cobbler/repo_mirror/centos_ppa_repo
-sudo mkdir -p /var/lib/cobbler/repo_mirror/centos_ppa_repo
-found_centos_ppa_repo=0
-for repo in $(cobbler repo list); do
-    if [ "$repo" == "centos_ppa_repo" ]; then
-        found_centos_ppa_repo=1
-    fi
-done
+if [[ $SUPPORT_CENTOS_6_5 == "y" ]]; then
+    sudo rm -rf /var/lib/cobbler/repo_mirror/centos_6_5_ppa_repo
+    sudo mkdir -p /var/lib/cobbler/repo_mirror/centos_6_5_ppa_repo
+    found_centos_6_5_ppa_repo=0
+    for repo in $(cobbler repo list); do
+        if [ "$repo" == "centos_6_5_ppa_repo" ]; then
+            found_centos_6_5_ppa_repo=1
+        fi
+    done
 
-if [ "$found_centos_ppa_repo" == "0" ]; then
-    sudo cobbler repo add --mirror=/var/lib/cobbler/repo_mirror/centos_ppa_repo --name=centos_ppa_repo --mirror-locally=Y --arch=${CENTOS_IMAGE_ARCH}
+    if [ "$found_centos_6_5_ppa_repo" == "0" ]; then
+        sudo cobbler repo add --mirror=/var/lib/cobbler/repo_mirror/centos_6_5_ppa_repo --name=centos_6_5_ppa_repo --mirror-locally=Y --arch=x86_64
+        if [[ "$?" != "0" ]]; then
+            echo "failed to add centos_6_5_ppa_repo"
+            exit 1
+        else
+            echo "centos_6_5_ppa_repo is added"
+        fi
+    else
+        echo "repo centos_6_5_ppa_repo has already existed."
+    fi
+
+    # download packages
+    cd /var/lib/cobbler/repo_mirror/centos_6_5_ppa_repo/
+    centos_6_5_ppa_repo_packages="
+ntp-4.2.6p5-1.el6.centos.x86_64.rpm
+openssh-clients-5.3p1-94.el6.x86_64.rpm
+iproute-2.6.32-31.el6.x86_64.rpm
+wget-1.12-1.8.el6.x86_64.rpm
+ntpdate-4.2.6p5-1.el6.centos.x86_64.rpm
+yum-plugin-priorities-1.1.30-14.el6.noarch.rpm
+parted-2.1-21.el6.x86_64.rpm"
+    for f in $centos_6_5_ppa_repo_packages; do
+        download -u $PPA_REPO_URL/centos/6.5/os/x86_64/Packages/$f $f copy /var/lib/cobbler/repo_mirror/centos_6_5_ppa_repo/ || exit $?
+    done
+
+    centos_6_5_ppa_repo_rsyslog_packages="
+json-c-0.10-2.el6.x86_64.rpm
+libestr-0.1.9-1.el6.x86_64.rpm
+libgt-0.3.11-1.el6.x86_64.rpm
+liblogging-1.0.4-1.el6.x86_64.rpm
+rsyslog-mmjsonparse-7.6.3-1.el6.x86_64.rpm
+rsyslog-7.6.3-1.el6.x86_64.rpm"
+
+    for f in $centos_6_5_ppa_repo_rsyslog_packages; do
+        download -u http://rpms.adiscon.com/v7-stable/epel-6/x86_64/RPMS/$f $f copy /var/lib/cobbler/repo_mirror/centos_6_5_ppa_repo/ || exit $?
+    done
+
+    # download chef client for centos ppa repo
+    download -u $CENTOS_6_5_CHEF_CLIENT -u $CENTOS_6_5_CHEF_CLIENT_HUAWEI `basename $CENTOS_6_5_CHEF_CLIENT` copy /var/lib/cobbler/repo_mirror/centos_6_5_ppa_repo/
+
+    # create centos repo
+    cd ..
+    sudo createrepo centos_6_5_ppa_repo
     if [[ "$?" != "0" ]]; then
-        echo "failed to add centos_ppa_repo"
+        echo "failed to createrepo centos_6_5_ppa_repo"
         exit 1
     else
-        echo "centos_ppa_repo is added"
+        echo "centos_6_5_ppa_repo is created"
     fi
-else
-    echo "repo centos_ppa_repo has already existed."
 fi
 
-# download packages
-cd /var/lib/cobbler/repo_mirror/centos_ppa_repo/
-PPA_REPO_URL=`fastesturl http://mirrors.hustunique.com http://mirror.centos.org`
-centos_ppa_repo_packages="
-ntp-4.2.6p5-1.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_TYPE,,}.${CENTOS_IMAGE_ARCH}.rpm
-openssh-clients-5.3p1-94.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm
-openssh-5.3p1-94.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm
-iproute-2.6.32-31.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm
-wget-1.12-1.8.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm
-ntpdate-4.2.6p5-1.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_TYPE,,}.${CENTOS_IMAGE_ARCH}.rpm
-yum-plugin-priorities-1.1.30-14.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.noarch.rpm
-parted-2.1-21.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm"
+if [[ $SUPPORT_CENTOS_6_6 == "y" ]]; then
+    sudo rm -rf /var/lib/cobbler/repo_mirror/centos_6_6_ppa_repo
+    sudo mkdir -p /var/lib/cobbler/repo_mirror/centos_6_6_ppa_repo
+    found_centos_6_6_ppa_repo=0
+    for repo in $(cobbler repo list); do
+        if [ "$repo" == "centos_6_6_ppa_repo" ]; then
+            found_centos_6_6_ppa_repo=1
+        fi
+    done
 
-for f in $centos_ppa_repo_packages; do
-    download $PPA_REPO_URL/${CENTOS_IMAGE_TYPE,,}/${CENTOS_IMAGE_VERSION}/os/${CENTOS_IMAGE_ARCH}/Packages/$f $f copy /var/lib/cobbler/repo_mirror/centos_ppa_repo/ || exit $?
-done
+    if [ "$found_centos_6_6_ppa_repo" == "0" ]; then
+        sudo cobbler repo add --mirror=/var/lib/cobbler/repo_mirror/centos_6_6_ppa_repo --name=centos_6_6_ppa_repo --mirror-locally=Y --arch=x86_64
+        if [[ "$?" != "0" ]]; then
+            echo "failed to add centos_6_6_ppa_repo"
+            exit 1
+        else
+            echo "centos_6_6_ppa_repo is added"
+        fi
+    else
+        echo "repo centos_6_6_ppa_repo has already existed."
+    fi
 
-centos_ppa_repo_rsyslog_packages="
-json-c-0.10-2.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm
-libestr-0.1.9-1.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm
-libgt-0.3.11-1.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm
-liblogging-1.0.4-1.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm
-rsyslog-7.6.3-1.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm"
-for f in $centos_ppa_repo_rsyslog_packages; do
-    download http://rpms.adiscon.com/v7-stable/epel-${CENTOS_IMAGE_VERSION_MAJOR}/${CENTOS_IMAGE_ARCH}/RPMS/$f $f copy /var/lib/cobbler/repo_mirror/centos_ppa_repo/ || exit $?
-done
+    # download packages
+    cd /var/lib/cobbler/repo_mirror/centos_6_6_ppa_repo/
+    centos_6_6_ppa_repo_packages="
+ntp-4.2.6p5-1.el6.centos.x86_64.rpm
+openssh-5.3p1-104.el6.x86_64.rpm
+openssh-clients-5.3p1-104.el6.x86_64.rpm
+iproute-2.6.32-32.el6_5.x86_64.rpm
+wget-1.12-5.el6.x86_64.rpm
+ntpdate-4.2.6p5-1.el6.centos.x86_64.rpm
+yum-plugin-priorities-1.1.30-30.el6.noarch.rpm
+parted-2.1-25.el6.x86_64.rpm"
+    for f in $centos_6_6_ppa_repo_packages; do
+        download -u $PPA_REPO_URL/centos/6.6/os/x86_64/Packages/$f $f copy /var/lib/cobbler/repo_mirror/centos_6_6_ppa_repo/ || exit $?
+    done
 
-# download chef client for centos ppa repo
-CENTOS_CHEF_CLIENT_SOURCE=`fastesturl "$CENTOS_CHEF_CLIENT" "$CENTOS_CHEF_CLIENT_HUAWEI"`
-download $CENTOS_CHEF_CLIENT_SOURCE `basename $CENTOS_CHEF_CLIENT_SOURCE` copy /var/lib/cobbler/repo_mirror/centos_ppa_repo/
+    centos_6_6_ppa_repo_rsyslog_packages="
+json-c-0.10-2.el6.x86_64.rpm
+libestr-0.1.9-1.el6.x86_64.rpm
+libgt-0.3.11-1.el6.x86_64.rpm
+liblogging-1.0.4-1.el6.x86_64.rpm
+rsyslog-mmjsonparse-7.6.3-1.el6.x86_64.rpm
+rsyslog-7.6.3-1.el6.x86_64.rpm"
 
-# create centos repo
-cd ..
-sudo createrepo centos_ppa_repo
-if [[ "$?" != "0" ]]; then
-    echo "failed to createrepo centos_ppa_repo"
-    exit 1
-else
-    echo "centos_ppa_repo is created"
+    for f in $centos_6_6_ppa_repo_rsyslog_packages; do
+        download -u http://rpms.adiscon.com/v7-stable/epel-6/x86_64/RPMS/$f $f copy /var/lib/cobbler/repo_mirror/centos_6_6_ppa_repo/ || exit $?
+    done
+
+    download -u $CENTOS_6_6_CHEF_CLIENT -u $CENTOS_6_6_CHEF_CLIENT_HUAWEI $CENTOS_6_6_CHEF_CLIENT_SOURCE `basename $CENTOS_6_6_CHEF_CLIENT` copy /var/lib/cobbler/repo_mirror/centos_6_6_ppa_repo/
+
+    cd ..
+    sudo createrepo centos_6_6_ppa_repo
+    if [[ "$?" != "0" ]]; then
+        echo "failed to createrepo centos_6_6_ppa_repo"
+        exit 1
+    else
+        echo "centos_6_6_ppa_repo is created"
+    fi
 fi
 
+if [[ $SUPPORT_CENTOS_7_0 == "y" ]]; then
+    sudo rm -rf /var/lib/cobbler/repo_mirror/centos_7_0_ppa_repo
+    sudo mkdir -p /var/lib/cobbler/repo_mirror/centos_7_0_ppa_repo
+    found_centos_7_0_ppa_repo=0
+    for repo in $(cobbler repo list); do
+        if [ "$repo" == "centos_7_0_ppa_repo" ]; then
+            found_centos_7_0_ppa_repo=1
+        fi
+    done
+
+    if [ "$found_centos_7_0_ppa_repo" == "0" ]; then
+        sudo cobbler repo add --mirror=/var/lib/cobbler/repo_mirror/centos_7_0_ppa_repo --name=centos_7_0_ppa_repo --mirror-locally=Y --arch=x86_64
+        if [[ "$?" != "0" ]]; then
+            echo "failed to add centos_7_0_ppa_repo"
+            exit 1
+        else
+            echo "centos_7_0_ppa_repo is added"
+        fi
+    else
+        echo "repo centos_7_0_ppa_repo has already existed."
+    fi
+
+    # download packages
+    cd /var/lib/cobbler/repo_mirror/centos_7_0_ppa_repo/
+    centos_7_0_ppa_repo_packages="
+ntp-4.2.6p5-18.el7.centos.x86_64.rpm
+openssh-6.4p1-8.el7.x86_64.rpm
+openssh-clients-6.4p1-8.el7.x86_64.rpm
+iproute-3.10.0-13.el7.x86_64.rpm
+wget-1.14-10.el7.x86_64.rpm
+ntpdate-4.2.6p5-18.el7.centos.x86_64.rpm
+yum-plugin-priorities-1.1.31-24.el7.noarch.rpm
+json-c-0.11-3.el7.x86_64.rpm
+parted-3.1-17.el7.x86_64.rpm
+autogen-5.18-5.el7.x86_64.rpm
+autogen-libopts-5.18-5.el7.x86_64.rpm
+net-tools-2.0-0.17.20131004git.el7.x86_64.rpm"
+    for f in $centos_7_0_ppa_repo_packages; do
+        download -u $PPA_REPO_URL/centos/7.0.1406/os/x86_64/Packages/$f $f copy /var/lib/cobbler/repo_mirror/centos_7_0_ppa_repo/ || exit $?
+    done
+
+    centos_7_0_ppa_repo_rsyslog_packages="
+libestr-0.1.9-1.el7.x86_64.rpm
+libgt-0.3.11-1.el7.x86_64.rpm
+liblogging-1.0.4-1.el7.x86_64.rpm
+rsyslog-mmjsonparse-7.6.3-1.el7.x86_64.rpm
+rsyslog-7.6.3-1.el7.x86_64.rpm"
+
+    for f in $centos_7_0_ppa_repo_rsyslog_packages; do
+        download -u http://rpms.adiscon.com/v7-stable/epel-7/x86_64/RPMS/$f $f copy /var/lib/cobbler/repo_mirror/centos_7_0_ppa_repo/ || exit $?
+    done
+
+    # download chef client for centos ppa repo
+    CENTOS_7_0_CHEF_CLIENT_SOURCE=`fastesturl "$CENTOS_7_0_CHEF_CLIENT" "$CENTOS_7_0_CHEF_CLIENT_HUAWEI"`
+    download -u $CENTOS_7_0_CHEF_CLIENT -u $CENTOS_7_0_CHEF_CLIENT_HUAWEI `basename $CENTOS_7_0_CHEF_CLIENT` copy /var/lib/cobbler/repo_mirror/centos_7_0_ppa_repo/
+
+    # create centos repo
+    cd ..
+    sudo createrepo centos_7_0_ppa_repo
+    if [[ "$?" != "0" ]]; then
+        echo "failed to createrepo centos_7_0_ppa_repo"
+        exit 1
+    else
+        echo "centos_7_0_ppa_repo is created"
+    fi
+fi
+
+
 # create ubuntu repo
-sudo rm -rf /var/lib/cobbler/repo_mirror/ubuntu_ppa_repo
-sudo mkdir -p /var/lib/cobbler/repo_mirror/ubuntu_ppa_repo
-found_ubuntu_ppa_repo=0
-for repo in $(cobbler repo list); do
-    if [ "$repo" == "ubuntu_ppa_repo" ]; then
-        found_ubuntu_ppa_repo=1
-    fi
-done
+if [[ $SUPPORT_UBUNTU_12_04 == "y" ]]; then
+    sudo rm -rf /var/lib/cobbler/repo_mirror/ubuntu_12_04_ppa_repo
+    sudo mkdir -p /var/lib/cobbler/repo_mirror/ubuntu_12_04_ppa_repo
+    found_ubuntu_12_04_ppa_repo=0
+    for repo in $(cobbler repo list); do
+        if [ "$repo" == "ubuntu_12_04_ppa_repo" ]; then
+            found_ubuntu_12_04_ppa_repo=1
+        fi
+    done
 
-if [ "$found_ubuntu_ppa_repo" == "0" ]; then
-    sudo cobbler repo add --mirror=/var/lib/cobbler/repo_mirror/ubuntu_ppa_repo --name=ubuntu_ppa_repo --mirror-locally=Y --arch=${UBUNTU_IMAGE_ARCH} --apt-dists=ppa --apt-components=main
-    if [[ "$?" != "0" ]]; then
-        echo "failed to add ubuntu_ppa_repo"
-        exit 1
+    if [ "$found_ubuntu_12_04_ppa_repo" == "0" ]; then
+        sudo cobbler repo add --mirror=/var/lib/cobbler/repo_mirror/ubuntu_12_04_ppa_repo --name=ubuntu_12_04_ppa_repo --mirror-locally=Y --arch=x86_64 --apt-dists=ppa --apt-components=main
+        if [[ "$?" != "0" ]]; then
+            echo "failed to add ubuntu_12_04_ppa_repo"
+            exit 1
+        else
+            echo "ubuntu_12_04_ppa_repo is added"
+        fi
     else
-        echo "ubuntu_ppa_repo is added"
+        echo "repo ubuntu_12_04_ppa_repo has already existed."
     fi
-else
-    echo "repo ubuntu_ppa_repo has already existed."
-fi
 
-cd /var/lib/cobbler/repo_mirror/ubuntu_ppa_repo/
-if [ ! -e /var/lib/cobbler/repo_mirror/ubuntu_ppa_repo/conf/distributions ]; then
-    echo "create ubuntu ppa repo distribution"
-    mkdir -p /var/lib/cobbler/repo_mirror/ubuntu_ppa_repo/conf
-    cat << EOF > /var/lib/cobbler/repo_mirror/ubuntu_ppa_repo/conf/distributions
+    cd /var/lib/cobbler/repo_mirror/ubuntu_12_04_ppa_repo/
+    if [ ! -e /var/lib/cobbler/repo_mirror/ubuntu_12_04_ppa_repo/conf/distributions ]; then
+        echo "create ubuntu 12.04 ppa repo distribution"
+        mkdir -p /var/lib/cobbler/repo_mirror/ubuntu_12_04_ppa_repo/conf
+        cat << EOF > /var/lib/cobbler/repo_mirror/ubuntu_12_04_ppa_repo/conf/distributions
 Origin: ppa
 Label: ppa_repo
 Suite: stable
@@ -314,22 +445,76 @@ Architectures: i386 amd64 source
 Components: main
 Description: ppa repo
 EOF
-    chmod 644 /var/lib/cobbler/repo_mirror/ubuntu_ppa_repo/conf/distributions
-else
-    echo "ubuntu ppa repo distribution file exists."
+        chmod 644 /var/lib/cobbler/repo_mirror/ubuntu_12_04_ppa_repo/conf/distributions
+    else
+        echo "ubuntu 12.04 ppa repo distribution file exists."
+    fi
+
+    # download chef client for ubuntu ppa repo
+    download -u $UBUNTU_12_04_CHEF_CLIENT -u $UBUNTU_12_04_CHEF_CLIENT_HUAWEI `basename $UBUNTU_12_04_CHEF_CLIENT` copy /var/lib/cobbler/repo_mirror/ubuntu_12_04_ppa_repo/ || exit $?
+
+    cd ..
+    find ubuntu_12_04_ppa_repo -name \*.deb -exec reprepro -Vb ubuntu_12_04_ppa_repo includedeb ppa {} \;
+    if [ "$?" != "0" ]; then
+        echo "failed to create ubuntu_12_04_ppa_repo"
+        exit 1
+    else
+        echo  "ubuntu_12_04_ppa_repo is created"
+    fi
 fi
 
-# download chef client for ubuntu ppa repo
-UBUNTU_CHEF_CLIENT_SOURCE=`fastesturl "$UBUNTU_CHEF_CLIENT" "$UBUNTU_CHEF_CLIENT_HUAWEI"`
-download $UBUNTU_CHEF_CLIENT_SOURCE `basename $UBUNTU_CHEF_CLIENT` copy /var/lib/cobbler/repo_mirror/ubuntu_ppa_repo/ || exit $?
+if [[ $SUPPORT_UBUNTU_14_04 == "y" ]]; then
+    sudo rm -rf /var/lib/cobbler/repo_mirror/ubuntu_14_04_ppa_repo
+    sudo mkdir -p /var/lib/cobbler/repo_mirror/ubuntu_14_04_ppa_repo
+    found_ubuntu_14_04_ppa_repo=0
+    for repo in $(cobbler repo list); do
+        if [ "$repo" == "ubuntu_14_04_ppa_repo" ]; then
+            found_ubuntu_14_04_ppa_repo=1
+        fi
+    done
 
-cd ..
-find ubuntu_ppa_repo -name \*.deb -exec reprepro -Vb ubuntu_ppa_repo includedeb ppa {} \;
-if [ "$?" != "0" ]; then
-    echo "failed to create ubuntu_ppa_repo"
-    exit 1
-else
-    echo  "ubuntu_ppa_repo is created"
+    if [ "$found_ubuntu_14_04_ppa_repo" == "0" ]; then
+        sudo cobbler repo add --mirror=/var/lib/cobbler/repo_mirror/ubuntu_14_04_ppa_repo --name=ubuntu_14_04_ppa_repo --mirror-locally=Y --arch=x86_64 --apt-dists=ppa --apt-components=main
+        if [[ "$?" != "0" ]]; then
+            echo "failed to add ubuntu_14_04_ppa_repo"
+            exit 1
+        else
+            echo "ubuntu_14_04_ppa_repo is added"
+        fi
+    else
+        echo "repo ubuntu_14_04_ppa_repo has already existed."
+    fi
+
+    cd /var/lib/cobbler/repo_mirror/ubuntu_14_04_ppa_repo/
+    if [ ! -e /var/lib/cobbler/repo_mirror/ubuntu_14_04_ppa_repo/conf/distributions ]; then
+        echo "create ubuntu 14.04 ppa repo distribution"
+        mkdir -p /var/lib/cobbler/repo_mirror/ubuntu_14_04_ppa_repo/conf
+        cat << EOF > /var/lib/cobbler/repo_mirror/ubuntu_14_04_ppa_repo/conf/distributions
+Origin: ppa
+Label: ppa_repo
+Suite: stable
+Codename: ppa
+Version: 0.1
+Architectures: i386 amd64 source
+Components: main
+Description: ppa repo
+EOF
+        chmod 644 /var/lib/cobbler/repo_mirror/ubuntu_14_04_ppa_repo/conf/distributions
+    else
+        echo "ubuntu 14.04 ppa repo distribution file exists."
+    fi
+
+    # download chef client for ubuntu ppa repo
+    download -u $UBUNTU_14_04_CHEF_CLIENT -u $UBUNTU_14_04_CHEF_CLIENT_HUAWEI `basename $UBUNTU_14_04_CHEF_CLIENT` copy /var/lib/cobbler/repo_mirror/ubuntu_14_04_ppa_repo/ || exit $?
+
+    cd ..
+    find ubuntu_14_04_ppa_repo -name \*.deb -exec reprepro -Vb ubuntu_14_04_ppa_repo includedeb ppa {} \;
+    if [ "$?" != "0" ]; then
+        echo "failed to create ubuntu_14_04_ppa_repo"
+        exit 1
+    else
+        echo  "ubuntu_14_04_ppa_repo is created"
+    fi
 fi
 
 sudo cobbler reposync
@@ -342,144 +527,360 @@ fi
 
 # import cobbler distro
 sudo mkdir -p /var/lib/cobbler/iso
-CENTOS_SOURCE=`fastesturl $CENTOS_IMAGE_SOURCE_ASIA $CENTOS_IMAGE_SOURCE`
-download "$CENTOS_SOURCE" ${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}.iso copy /var/lib/cobbler/iso/ || exit $?
-sudo mkdir -p /mnt/${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}
-if [ $(mount | grep -c "/mnt/${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH} ") -eq 0 ]; then
-    sudo mount -o loop /var/lib/cobbler/iso/${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}.iso /mnt/${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}
-    if [[ "$?" != "0" ]]; then
-        echo "failed to mount image /mnt/${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}"
-        exit 1
+if [[ $SUPPORT_CENTOS_6_5 == "y" ]]; then
+    download -u $CENTOS_6_5_IMAGE_SOURCE_ASIA -u $CENTOS_6_5_IMAGE_SOURCE CentOS-6.5-x86_64.iso copy /var/lib/cobbler/iso/ || exit $?
+    sudo mkdir -p /mnt/CentOS-6.5-x86_64
+    if [ $(mount | grep -c "/mnt/CentOS-6.5-x86_64") -eq 0 ]; then
+        sudo mount -o loop /var/lib/cobbler/iso/CentOS-6.5-x86_64.iso /mnt/CentOS-6.5-x86_64
+        if [[ "$?" != "0" ]]; then
+            echo "failed to mount image /mnt/CentOS-6.5-x86_64"
+            exit 1
+        else
+            echo "/mnt/CentOS-6.5-x86_64 is mounted"
+        fi
     else
-        echo "/mnt/${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH} is mounted"
+        echo "/mnt/CentOS-6.5-x86_64 has already mounted"
     fi
-else
-    echo "/mnt/${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH} has already mounted"
 fi
 
-UBUNTU_SOURCE=`fastesturl $UBUNTU_IMAGE_SOURCE_ASIA $UBUNTU_IMAGE_SOURCE`
-download "$UBUNTU_SOURCE" ${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}.iso copy /var/lib/cobbler/iso/ || exit $?
-sudo mkdir -p /mnt/${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}
-if [ $(mount | grep -c "/mnt/${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH} ") -eq 0 ]; then
-    sudo mount -o loop /var/lib/cobbler/iso/${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}.iso /mnt/${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}
-    if [[ "$?" != "0" ]]; then
-        echo "failed to mount image /mnt/${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}"
-        exit 1
+if [[ $SUPPORT_CENTOS_6_6 == "y" ]]; then
+    download -u $CENTOS_6_6_IMAGE_SOURCE_ASIA -u $CENTOS_6_6_IMAGE_SOURCE CentOS-6.6-x86_64.iso copy /var/lib/cobbler/iso/ || exit $?
+    sudo mkdir -p /mnt/CentOS-6.6-x86_64
+    if [ $(mount | grep -c "/mnt/CentOS-6.6-x86_64") -eq 0 ]; then
+        sudo mount -o loop /var/lib/cobbler/iso/CentOS-6.6-x86_64.iso /mnt/CentOS-6.6-x86_64
+        if [[ "$?" != "0" ]]; then
+            echo "failed to mount image /mnt/CentOS-6.6-x86_64"
+            exit 1
+        else
+            echo "/mnt/CentOS-6.6-x86_64 is mounted"
+        fi
     else
-        echo "/mnt/${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH} is mounted"
+        echo "/mnt/CentOS-6.6-x86_64 has already mounted"
+    fi
+fi
+
+if [[ $SUPPORT_CENTOS_7_0 == "y" ]]; then
+    download -u $CENTOS_7_0_IMAGE_SOURCE_ASIA -u $CENTOS_7_0_IMAGE_SOURCE CentOS-7.0-x86_64.iso copy /var/lib/cobbler/iso/ || exit $?
+    sudo mkdir -p /mnt/CentOS-7.0-x86_64
+    if [ $(mount | grep -c "/mnt/CentOS-7.0-x86_64") -eq 0 ]; then
+        sudo mount -o loop /var/lib/cobbler/iso/CentOS-7.0-x86_64.iso /mnt/CentOS-7.0-x86_64
+        if [[ "$?" != "0" ]]; then
+            echo "failed to mount image /mnt/CentOS-7.0-x86_64"
+            exit 1
+        else
+            echo "/mnt/CentOS-7.0-x86_64 is mounted"
+        fi
+    else
+        echo "/mnt/CentOS-7.0-x86_64 has already mounted"
+    fi
+fi
+
+
+if [[ $SUPPORT_UBUNTU_12_04 == "y" ]]; then
+    download -u $UBUNTU_12_04_IMAGE_SOURCE_ASIA -u $UBUNTU_12_04_IMAGE_SOURCE Ubuntu-12.04-x86_64.iso copy /var/lib/cobbler/iso/ || exit $?
+    sudo mkdir -p /mnt/Ubuntu-12.04-x86_64
+    if [ $(mount | grep -c "/mnt/Ubuntu-12.04-x86_64") -eq 0 ]; then
+        sudo mount -o loop /var/lib/cobbler/iso/Ubuntu-12.04-x86_64.iso /mnt/Ubuntu-12.04-x86_64
+        if [[ "$?" != "0" ]]; then
+            echo "failed to mount image /mnt/Ubuntu-12.04-x86_64"
+            exit 1
+        else
+            echo "/mnt/Ubuntu-12.04-x86_64 is mounted"
+        fi
+    else
+        echo "/mnt/Ubuntu-12.04-x86_64 has already mounted"
+    fi
+fi
+
+if [[ $SUPPORT_UBUNTU_14_04 == "y" ]]; then
+    download -u $UBUNTU_14_04_IMAGE_SOURCE_ASIA -u $UBUNTU_14_04_IMAGE_SOURCE Ubuntu-14.04-x86_64.iso copy /var/lib/cobbler/iso/ || exit $?
+    sudo mkdir -p /mnt/Ubuntu-14.04-x86_64
+    if [ $(mount | grep -c "/mnt/Ubuntu-14.04-x86_64") -eq 0 ]; then
+        sudo mount -o loop /var/lib/cobbler/iso/Ubuntu-14.04-x86_64.iso /mnt/Ubuntu-14.04-x86_64
+        if [[ "$?" != "0" ]]; then
+            echo "failed to mount image /mnt/Ubuntu-12.04-x86_64"
+            exit 1
+        else
+            echo "/mnt/Ubuntu-14.04-x86_64 is mounted"
+        fi
+    else
+        echo "/mnt/Ubuntu-14.04-x86_64 has already mounted"
     fi
-else
-    echo "/mnt/${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH} has already mounted"
 fi
 
 # add distro
-found_centos_distro=0
-for distro in $(cobbler distro list); do
-    if [ "$distro" == "${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}" ]; then
-        found_centos_distro=1
-    fi
-done
+if [[ $SUPPORT_CENTOS_6_5 == "y" ]]; then
+    found_centos_6_5_distro=0
+    for distro in $(cobbler distro list); do
+        if [ "$distro" == "CentOS-6.5-x86_64" ]; then
+            found_centos_6_5_distro=1
+        fi
+    done
 
-if [ "$found_centos_distro" == "0" ]; then
-    sudo cobbler import --path=/mnt/${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH} --name=${CENTOS_IMAGE_NAME} --arch=${CENTOS_IMAGE_ARCH} --kickstart=/var/lib/cobbler/kickstarts/default.ks --breed=redhat
-    if [[ "$?" != "0" ]]; then
-        echo "failed to import /mnt/${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}"
-        exit 1
+    if [ "$found_centos_6_5_distro" == "0" ]; then
+        sudo cobbler import --path=/mnt/CentOS-6.5-x86_64 --name=CentOS-6.5 --arch=x86_64 --kickstart=/var/lib/cobbler/kickstarts/default.ks --breed=redhat
+        if [[ "$?" != "0" ]]; then
+            echo "failed to import /mnt/CentOS-6.5-x_86_64"
+            exit 1
+        else
+            echo "/mnt/CentOS-6.5-x86_64 is imported" 
+        fi
     else
-        echo "/mnt/${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH} is imported" 
+        echo "distro CentOS-6.5-x86_64 has already existed"
+        sudo cobbler distro edit --name=CentOS-6.5-x86_64 --arch=x86_64 --breed=redhat
+        if [[ "$?" != "0" ]]; then
+            echo "failed to edit distro CentOS-6.5-x86_64"
+            exit 1
+        else
+            echo "distro CentOS-6.5-x86_64 is updated"
+        fi
     fi
-else
-    echo "distro ${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH} has already existed"
-    sudo cobbler distro edit --name=${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH} --arch=${CENTOS_IMAGE_ARCH} --breed=redhat
-    if [[ "$?" != "0" ]]; then
-        echo "failed to edit distro ${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}"
-        exit 1
+
+    centos_6_5_found_profile=0
+    for profile in $(cobbler profile list); do
+        if [ "$profile" == "CentOS-6.5-x86_64" ]; then
+            centos_6_5_found_profile=1
+        fi
+    done
+
+    if [ "$centos_6_5_found_profile" == "0" ]; then
+        sudo cobbler profile add --name="CentOS-6.5-x86_64" --repo=centos_6_5_ppa_repo --distro=CentOS-6.5-x86_64 --ksmeta="tree=http://$IPADDR/cobbler/ks_mirror/CentOS-6.5-x86_64" --kickstart=/var/lib/cobbler/kickstarts/default.ks
+        if [[ "$?" != "0" ]]; then
+            echo "failed to add profile CentOS-6.5-x86_64"
+            exit 1
+        else
+            echo "profile CentOS-6.5-x86_64 is added"
+        fi
     else
-        echo "distro ${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH} is updated"
+        echo "profile CentOS-6.5-x86_64 has already existed."
+        sudo cobbler profile edit --name=CentOS-6.5-x86_64 --repo=centos_6_5_ppa_repo --distro=CentOS-6.5-x86_64 --ksmeta="tree=http://$IPADDR/cobbler/ks_mirror/CentOS-6.5-x86_64" --kickstart=/var/lib/cobbler/kickstarts/default.ks
+        if [[ "$?" != "0" ]]; then
+            echo "failed to edit profile CentOS-6.5-x86_64"
+            exit 1
+        else
+            echo "profile CentOS-6.5-x86_64 is updated"
+        fi
     fi
 fi
 
-found_ubuntu_distro=0
-for distro in $(cobbler distro list); do
-    if [ "$distro" == "${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}" ]; then
-        found_ubuntu_distro=1
-    fi
-done
+if [[ $SUPPORT_CENTOS_6_6 == "y" ]]; then
+    found_centos_6_6_distro=0
+    for distro in $(cobbler distro list); do
+        if [ "$distro" == "CentOS-6.6-x86_64" ]; then
+            found_centos_6_6_distro=1
+        fi
+    done
 
-if [ "$found_ubuntu_distro" == "0" ]; then
-    sudo cobbler import --path=/mnt/${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH} --name=${UBUNTU_IMAGE_NAME} --arch=${UBUNTU_IMAGE_ARCH} --kickstart=/var/lib/cobbler/kickstarts/default.seed --breed=ubuntu
-    if [[ "$?" != "0" ]]; then
-        echo "failed to import /mnt/${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}"
-        exit 1
+    if [ "$found_centos_6_6_distro" == "0" ]; then
+        sudo cobbler import --path=/mnt/CentOS-6.6-x86_64 --name=CentOS-6.6 --arch=x86_64 --kickstart=/var/lib/cobbler/kickstarts/default.ks --breed=redhat
+        if [[ "$?" != "0" ]]; then
+            echo "failed to import /mnt/CentOS-6.6-x_86_64"
+            exit 1
+        else
+            echo "/mnt/CentOS-6.6-x86_64 is imported" 
+        fi
     else
-        echo "/mnt/${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH} is imported" 
+        echo "distro CentOS-6.6-x86_64 has already existed"
+        sudo cobbler distro edit --name=CentOS-6.6-x86_64 --arch=x86_64 --breed=redhat
+        if [[ "$?" != "0" ]]; then
+            echo "failed to edit distro CentOS-6.6-x86_64"
+            exit 1
+        else
+            echo "distro CentOS-6.6-x86_64 is updated"
+        fi
     fi
-else
-    echo "distro ${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH} has already existed"
-    sudo cobbler distro edit --name=${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH} --arch=${UBUNTU_IMAGE_ARCH} --breed=ubuntu
-    if [[ "$?" != "0" ]]; then
-        echo "failed to edit distro ${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}"
-        exit 1
+
+    centos_6_6_found_profile=0
+    for profile in $(cobbler profile list); do
+        if [ "$profile" == "CentOS-6.6-x86_64" ]; then
+            centos_6_6_found_profile=1
+        fi
+    done
+
+    if [ "$centos_6_6_found_profile" == "0" ]; then
+        sudo cobbler profile add --name="CentOS-6.6-x86_64" --repo=centos_6_6_ppa_repo --distro=CentOS-6.6-x86_64 --ksmeta="tree=http://$IPADDR/cobbler/ks_mirror/CentOS-6.6-x86_64" --kickstart=/var/lib/cobbler/kickstarts/default.ks
+        if [[ "$?" != "0" ]]; then
+            echo "failed to add profile CentOS-6.6-x86_64"
+            exit 1
+        else
+            echo "profile CentOS-6.6-x86_64 is added"
+        fi
     else
-        echo "distro ${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH} is updated"
+        echo "profile CentOS-6.6-x86_64 has already existed."
+        sudo cobbler profile edit --name=CentOS-6.6-x86_64 --repo=centos_6_6_ppa_repo --distro=CentOS-6.6-x86_64 --ksmeta="tree=http://$IPADDR/cobbler/ks_mirror/CentOS-6.6-x86_64" --kickstart=/var/lib/cobbler/kickstarts/default.ks
+        if [[ "$?" != "0" ]]; then
+            echo "failed to edit profile CentOS-6.6-x86_64"
+            exit 1
+        else
+            echo "profile CentOS-6.6-x86_64 is updated"
+        fi
     fi
 fi
 
-# add profile
-centos_found_profile=0
-for profile in $(cobbler profile list); do
-    if [ "$profile" == "${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}" ]; then
-        centos_found_profile=1
-    fi
-done
+if [[ $SUPPORT_CENTOS_7_0 == "y" ]]; then
+    found_centos_7_0_distro=0
+    for distro in $(cobbler distro list); do
+        if [ "$distro" == "CentOS-7.0-x86_64" ]; then
+            found_centos_7_0_distro=1
+        fi
+    done
 
-if [ "$centos_found_profile" == "0" ]; then
-    sudo cobbler profile add --name="${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}" --repo=centos_ppa_repo --distro="${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}" --ksmeta="tree=http://$IPADDR/cobbler/ks_mirror/${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}" --kickstart=/var/lib/cobbler/kickstarts/default.ks
-    if [[ "$?" != "0" ]]; then
-        echo "failed to add profile ${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}"
-        exit 1
+    if [ "$found_centos_7_0_distro" == "0" ]; then
+        sudo cobbler import --path=/mnt/CentOS-7.0-x86_64 --name=CentOS-7.0 --arch=x86_64 --kickstart=/var/lib/cobbler/kickstarts/default.ks --breed=redhat
+        if [[ "$?" != "0" ]]; then
+            echo "failed to import /mnt/CentOS-7.0-x_86_64"
+            exit 1
+        else
+            echo "/mnt/CentOS-7.0-x86_64 is imported" 
+        fi
     else
-        echo "profile ${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH} is added"
+        echo "distro CentOS-7.0-x86_64 has already existed"
+        sudo cobbler distro edit --name=CentOS-7.0-x86_64 --arch=x86_64 --breed=redhat
+        if [[ "$?" != "0" ]]; then
+            echo "failed to edit distro CentOS-7.0-x86_64"
+            exit 1
+        else
+            echo "distro CentOS-7.0-x86_64 is updated"
+        fi
     fi
-else
-    echo "profile ${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH} has already existed."
-    sudo cobbler profile edit --name="${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}" --repo=centos_ppa_repo --distro="${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}" --ksmeta="tree=http://$IPADDR/cobbler/ks_mirror/${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}" --kickstart=/var/lib/cobbler/kickstarts/default.ks
-    if [[ "$?" != "0" ]]; then
-        echo "failed to edit profile ${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}"
-        exit 1
+
+    centos_7_0_found_profile=0
+    for profile in $(cobbler profile list); do
+        if [ "$profile" == "CentOS-7.0-x86_64" ]; then
+            centos_7_0_found_profile=1
+        fi
+    done
+
+    if [ "$centos_7_0_found_profile" == "0" ]; then
+        sudo cobbler profile add --name="CentOS-7.0-x86_64" --repo=centos_7_0_ppa_repo --distro=CentOS-7.0-x86_64 --ksmeta="tree=http://$IPADDR/cobbler/ks_mirror/CentOS-7.0-x86_64" --kickstart=/var/lib/cobbler/kickstarts/default.ks
+        if [[ "$?" != "0" ]]; then
+            echo "failed to add profile CentOS-7.0-x86_64"
+            exit 1
+        else
+            echo "profile CentOS-7.0-x86_64 is added"
+        fi
     else
-        echo "profile ${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH} is updated"
+        echo "profile CentOS-7.0-x86_64 has already existed."
+        sudo cobbler profile edit --name=CentOS-7.0-x86_64 --repo=centos_7_0_ppa_repo --distro=CentOS-7.0-x86_64 --ksmeta="tree=http://$IPADDR/cobbler/ks_mirror/CentOS-7.0-x86_64" --kickstart=/var/lib/cobbler/kickstarts/default.ks
+        if [[ "$?" != "0" ]]; then
+            echo "failed to edit profile CentOS-7.0-x86_64"
+            exit 1
+        else
+            echo "profile CentOS-7.0-x86_64 is updated"
+        fi
     fi
 fi
 
-ubuntu_found_profile=0
-for profile in $(cobbler profile list); do
-    if [ "$profile" == "${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}" ]; then
-        ubuntu_found_profile=1
-    fi
-done
+if [[ $SUPPORT_UBUNTU_12_04 == "y" ]]; then
+    found_ubuntu_12_04_distro=0
+    for distro in $(cobbler distro list); do
+        if [ "$distro" == "Ubuntu-12.04-x86_64" ]; then
+            found_ubuntu_12_04_distro=1
+        fi
+    done
 
-if [ "$ubuntu_found_profile" == "0" ]; then
-    sudo cobbler profile add --name="${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}" --repo=ubuntu_ppa_repo --distro="${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}" --ksmeta="tree=http://$IPADDR/cobbler/ks_mirror/${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}" --kickstart=/var/lib/cobbler/kickstarts/default.seed --kopts="netcfg/choose_interface=auto"
-    if [[ "$?" != "0" ]]; then
-        echo "failed to add profile ${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}"
-        exit 1
+    if [ "$found_ubuntu_12_04_distro" == "0" ]; then
+        sudo cobbler import --path=/mnt/Ubuntu-12.04-x86_64 --name=Ubuntu-12.04 --arch=x86_64 --kickstart=/var/lib/cobbler/kickstarts/default.seed --breed=ubuntu
+        if [[ "$?" != "0" ]]; then
+            echo "failed to import /mnt/Ubuntu-12.04-x86_64"
+            exit 1
+        else
+            echo "/mnt/Ubuntu-12.04-x86_64 is imported" 
+        fi
     else
-        echo "profile ${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH} is added"
+        echo "distro Ubuntu-12.04-x86_64 has already existed"
+        sudo cobbler distro edit --name=Ubuntu-12.04-x86_64 --arch=x86_64 --breed=ubuntu
+        if [[ "$?" != "0" ]]; then
+            echo "failed to edit distro Ubuntu-12.04-x86_64"
+            exit 1
+        else
+            echo "distro Ubuntu-12.04-x86_64 is updated"
+        fi
     fi
-else
-    echo "profile ${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH} has already existed."
-    sudo cobbler profile edit --name="${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}" --repo=ubuntu_ppa_repo --distro="${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}" --ksmeta="tree=http://$IPADDR/cobbler/ks_mirror/${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}" --kickstart=/var/lib/cobbler/kickstarts/default.seed --kopts="netcfg/choose_interface=auto"
-    if [[ "$?" != "0" ]]; then
-        echo "failed to edit profile ${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}"
-        exit 1
+
+    ubuntu_12_04_found_profile=0
+    for profile in $(cobbler profile list); do
+        if [ "$profile" == "Ubuntu-12.04-x86_64" ]; then
+            ubuntu_12_04_found_profile=1
+        fi
+    done
+
+    if [ "$ubuntu_12_04_found_profile" == "0" ]; then
+        sudo cobbler profile add --name=Ubuntu-12.04-x86_64 --repo=ubuntu_12_04_ppa_repo --distro=Ubuntu-12.04-x86_64 --ksmeta="tree=http://$IPADDR/cobbler/ks_mirror/Ubuntu-12.04-x86_64" --kickstart=/var/lib/cobbler/kickstarts/default.seed --kopts="netcfg/choose_interface=auto"
+        if [[ "$?" != "0" ]]; then
+            echo "failed to add profile Ubuntu-12.04-x86_64"
+            exit 1
+        else
+            echo "profile Ubuntu-12.04-x86_64 is added"
+        fi
     else
-        echo "profile ${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH} is updated"
+        echo "profile Ubuntu-12.04-x86_64 has already existed."
+        sudo cobbler profile edit --name=Ubuntu-12.04-x86_64 --repo=ubuntu_12_04_ppa_repo --distro=Ubuntu-12.04-x86_64 --ksmeta="tree=http://$IPADDR/cobbler/ks_mirror/Ubuntu-12.04-x86_64" --kickstart=/var/lib/cobbler/kickstarts/default.seed --kopts="netcfg/choose_interface=auto"
+        if [[ "$?" != "0" ]]; then
+            echo "failed to edit profile Ubuntu-12.04-x86_64"
+            exit 1
+        else
+            echo "profile Ubuntu-12.04-x86_64 is updated"
+        fi
     fi
+    sudo cobbler repo remove --name=Ubuntu-12.04-x86_64
+fi
+
+if [[ $SUPPORT_UBUNTU_14_04 == "y" ]]; then
+    found_ubuntu_14_04_distro=0
+    for distro in $(cobbler distro list); do
+        if [ "$distro" == "Ubuntu-14.04-x86_64" ]; then
+            found_ubuntu_14_04_distro=1
+        fi
+    done
+
+    if [ "$found_ubuntu_14_04_distro" == "0" ]; then
+        sudo cobbler import --path=/mnt/Ubuntu-14.04-x86_64 --name=Ubuntu-14.04 --arch=x86_64 --kickstart=/var/lib/cobbler/kickstarts/default.seed --breed=ubuntu
+        if [[ "$?" != "0" ]]; then
+            echo "failed to import /mnt/Ubuntu-14.04-x86_64"
+            exit 1
+        else
+            echo "/mnt/Ubuntu-14.04-x86_64 is imported" 
+        fi
+    else
+        echo "distro Ubuntu-14.04-x86_64 has already existed"
+        sudo cobbler distro edit --name=Ubuntu-14.04-x86_64 --arch=x86_64 --breed=ubuntu
+        if [[ "$?" != "0" ]]; then
+            echo "failed to edit distro Ubuntu-14.04-x86_64"
+            exit 1
+        else
+            echo "distro Ubuntu-14.04-x86_64 is updated"
+        fi
+    fi
+
+    ubuntu_14_04_found_profile=0
+    for profile in $(cobbler profile list); do
+        if [ "$profile" == "Ubuntu-14.04-x86_64" ]; then
+            ubuntu_14_04_found_profile=1
+        fi
+    done
+
+    if [ "$ubuntu_14_04_found_profile" == "0" ]; then
+        sudo cobbler profile add --name=Ubuntu-14.04-x86_64 --repo=ubuntu_14_04_ppa_repo --distro=Ubuntu-14.04-x86_64 --ksmeta="tree=http://$IPADDR/cobbler/ks_mirror/Ubuntu-14.04-x86_64" --kickstart=/var/lib/cobbler/kickstarts/default.seed --kopts="netcfg/choose_interface=auto"
+        if [[ "$?" != "0" ]]; then
+            echo "failed to add profile Ubuntu-14.04-x86_64"
+            exit 1
+        else
+            echo "profile Ubuntu-14.04-x86_64 is added"
+        fi
+    else
+        echo "profile Ubuntu-14.04-x86_64 has already existed."
+        sudo cobbler profile edit --name=Ubuntu-14.04-x86_64 --repo=ubuntu_14_04_ppa_repo --distro=Ubuntu-14.04-x86_64 --ksmeta="tree=http://$IPADDR/cobbler/ks_mirror/Ubuntu-14.04-x86_64" --kickstart=/var/lib/cobbler/kickstarts/default.seed --kopts="netcfg/choose_interface=auto"
+        if [[ "$?" != "0" ]]; then
+            echo "failed to edit profile Ubuntu-14.04-x86_64"
+            exit 1
+        else
+            echo "profile Ubuntu-14.04-x86_64 is updated"
+        fi
+    fi
+    sudo cobbler repo remove --name=Ubuntu-14.04-x86_64
 fi
 
-#clean ubuntu repo
-sudo cobbler repo remove --name=${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}
 
 sudo cobbler reposync
 if [[ "$?" != "0" ]]; then
diff --git a/install/compass.sh b/install/compass.sh
index 752c78a3..d35922ae 100755
--- a/install/compass.sh
+++ b/install/compass.sh
@@ -38,6 +38,26 @@ sudo ln -s -f /opt/compass/bin/compass_wsgi.py /var/www/compass/compass.wsgi
 sudo cp -rf $COMPASSDIR/bin/chef/* /opt/compass/bin/
 sudo cp -rf $COMPASSDIR/bin/cobbler/* /opt/compass/bin/
 
+if [[ $SUPPORT_CENTOS_6_5 != "y" ]]; then
+    sudo rm -f /etc/compass/os/centos6.5.conf
+fi
+
+if [[ $SUPPORT_CENTOS_6_6 != "y" ]]; then
+    sudo rm -f /etc/compass/os/centos6.6.conf
+fi
+
+if [[ $SUPPORT_CENTOS_7_0 != "y" ]]; then
+    sudo rm -f /etc/compass/os/centos7.0.conf
+fi
+
+if [[ $SUPPORT_UBUNTU_12_04 != "y" ]]; then
+    sudo rm -f /etc/compass/os/ubuntu12.04.conf
+fi
+
+if [[ $SUPPORT_UBUNTU_14_04 != "y" ]]; then
+    sudo rm -f /etc/compass/os/ubuntu14.04.conf
+fi
+
 # add apache user to the group of virtualenv user
 sudo usermod -a -G `groups $USER|awk '{print$3}'` apache
 
@@ -94,11 +114,13 @@ sudo rm -rf /var/lib/redis/dump.rdb
 sudo killall -9 redis-server
 sudo rm -rf /var/run/redis/redis.pid
 sudo service redis restart
+sleep 10
 echo "Checking if redis is running"
 sudo service redis status
 if [[ "$?" == "0" ]]; then
     echo "redis is running"
 else
+    ps -ef | grep redis
     echo "redis is not running"
     exit 1
 fi
diff --git a/install/compass_web.sh b/install/compass_web.sh
index b452f1b7..e542dbaf 100755
--- a/install/compass_web.sh
+++ b/install/compass_web.sh
@@ -22,18 +22,34 @@ sudo cp -rf $WEB_HOME/v2 /var/www/compass_web/
 if [[ $LOCAL_REPO = "y" ]]; then
     echo "setting up local repo"
     mkdir -p /tmp/repo
-    fastesturl $LOCAL_REPO_HUAWEI $LOCAL_REPO_US
-    if [[ "$?" != "0" ]]; then
-        echo "failed to determine the fastest local repo source"
-        exit 1
-    fi
-    read -r LOCAL_REPO_SOURCE</tmp/url
-    download $LOCAL_REPO_SOURCE local_repo.tar.gz unzip /tmp/repo || exit $?
+    download -u ${LOCAL_REPO_US}/local_repo.tar.gz -u ${LOCAL_REPO_HUAWEI}/local_repo.tar.gz local_repo.tar.gz unzip /tmp/repo || exit $?
     mv -f /tmp/repo/local_repo/* /var/www/compass_web/v2/
     if [[ "$?" != "0" ]]; then
 	echo "failed to setup local repo"
 	exit 1
     fi
+    download -u ${LOCAL_REPO_US}/gem_repo.tar.gz -u ${LOCAL_REPO_HUAWEI}/gem_repo.tar.gz gem_repo.tar.gz unzip /var/www/compass_web/v2 || exit $?
+    download -u ${LOCAL_REPO_US}/cirros-0.3.2-x86_64-disk.img -u ${LOCAL_REPO_HUAWEI}/cirros-0.3.2-x86_64-disk.img cirros-0.3.2-x86_64-disk.img copy /var/www/compass_web/v2 || exit $?
+    if [[ $SUPPORT_CENTOS_6_5 = "y" ]]; then
+	mkdir -p /var/www/compass_web/v2/yum.repos.d/centos/6.5
+	download -u ${LOCAL_REPO_US}/centos/6.5/centos_repo.tar.gz -u ${LOCAL_REPO_HUAWEI}/centos/6.5/centos_repo.tag.gz CentOS-6.5-x86_64.tar.gz unzip /var/www/compass_web/v2/yum.repos.d/centos/6.5 || exit $?
+    fi
+    if [[ $SUPPORT_CENTOS_6_6 = "y" ]]; then
+	mkdir -p /var/www/compass_web/v2/yum.repos.d/centos/6.6
+	download -u ${LOCAL_REPO_US}/centos/6.6/centos_repo.tar.gz -u ${LOCAL_REPO_HUAWEI}/centos/6.6/centos_repo.tag.gz CentOS-6.6-x86_64.tar.gz unzip /var/www/compass_web/v2/yum.repos.d/centos/6.6 || exit $?
+    fi
+    if [[ $SUPPORT_CENTOS_7_0 = "y" ]]; then
+	mkdir -p /var/www/compass_web/v2/yum.repos.d/centos/7.0
+	download -u ${LOCAL_REPO_US}/centos/7.0/centos_repo.tar.gz -u ${LOCAL_REPO_HUAWEI}/centos/7.0/centos_repo.tag.gz CentOS-7.0-x86_64.tar.gz unzip /var/www/compass_web/v2/yum.repos.d/centos/7.0 || exit $?
+    fi
+    if [[ $SUPPORT_UBUNTU_12_04 = "y" ]]; then
+	mkdir -p /var/www/compass_web/v2/apt.repos.d/ubuntu/12.04
+	download -u ${LOCAL_REPO_US}/ubuntu/12.04/ubuntu_repo.tar.gz -u ${LOCAL_REPO_HUAWEI}/ubuntu/12.04/ubuntu_repo.tar.gz Ubuntu-12.04-x86_64.tar.gz unzip /var/www/compass_web/v2/apt.repos.d/ubuntu/12.04 || exit $?
+    fi
+    if [[ $SUPPORT_UBUNTU_14_04 = "y" ]]; then
+	mkdir -p /var/www/compass_web/v2/apt.repos.d/ubuntu/14.04
+	download -u ${LOCAL_REPO_US}/ubuntu/14.04/ubuntu_repo.tar.gz -u ${LOCAL_REPO_HUAWEI}/ubuntu/14.04/ubuntu_repo.tar.gz Ubuntu-14.04-x86_64.tar.gz unzip /var/www/compass_web/v2/apt.repos.d/ubuntu/14.04 || exit $?
+    fi
 fi
 
 sudo service httpd restart
diff --git a/install/install.conf b/install/install.conf
index 6ad4516a..8ba06d36 100755
--- a/install/install.conf
+++ b/install/install.conf
@@ -32,6 +32,11 @@ export CBLR_PASSWD=${CBLR_PASSWD:-}
 
 # set default local repo flag
 export LOCAL_REPO=${LOCAL_REPO:-}
+export SUPPORT_CENTOS_6_5=${SUPPORT_CENTOS_6_5:-}
+export SUPPORT_CENTOS_6_6=${SUPPORT_CENTOS_6_6:-}
+export SUPPORT_CENTOS_7_0=${SUPPORT_CENTOS_7_0:-}
+export SUPPORT_UBUNTU_12_04=${SUPPORT_UBUNTU_12_04:-}
+export SUPPORT_UBUNTU_14_04=${SUPPORT_UBUNTU_14_04:-}
 
 export IMAGE_TYPE=${IMAGE_TYPE:-"CentOS"}
 export IMAGE_TYPE_OTHER=${IMAGE_TYPE_OTHER:-"el"}
@@ -41,25 +46,17 @@ export IMAGE_VERSION=${IMAGE_VERSION:-"${IMAGE_VERSION_MAJOR}.${IMAGE_VERSION_MI
 export IMAGE_NAME=${IMAGE_NAME:-"${IMAGE_TYPE}-${IMAGE_VERSION}"}
 export IMAGE_ARCH=${IMAGE_ARCH:-"x86_64"}
 
-export CENTOS_IMAGE_TYPE=${CENTOS_IMAGE_TYPE:-"CentOS"}
-export CENTOS_IMAGE_TYPE_OTHER=${CENTOS_IMAGE_TYPE_OTHER:-"el"}
-export CENTOS_IMAGE_VERSION_MAJOR=${CENTOS_IMAGE_VERSION_MAJOR:-"6"}
-export CENTOS_IMAGE_VERSION_MINOR=${CENTOS_IMAGE_VERSION_MINOR:-"5"}
-export CENTOS_IMAGE_VERSION=${CENTOS_IMAGE_VERSION:-"${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_VERSION_MINOR}"}
-export CENTOS_IMAGE_NAME=${CENTOS_IMAGE_NAME:-"${CENTOS_IMAGE_TYPE}-${CENTOS_IMAGE_VERSION}"}
-export CENTOS_IMAGE_ARCH=${CENTOS_IMAGE_ARCH:-"x86_64"}
-export CENTOS_IMAGE_SOURCE=${CENTOS_IMAGE_SOURCE:-"http://mirror.rackspace.com/${CENTOS_IMAGE_TYPE,,}/${CENTOS_IMAGE_VERSION}/isos/${CENTOS_IMAGE_ARCH}/${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}-minimal.iso"}
-export CENTOS_IMAGE_SOURCE_ASIA=${CENTOS_IMAGE_SOURCE_ASIA:-"http://mirrors.hustunique.com/${CENTOS_IMAGE_TYPE,,}/${CENTOS_IMAGE_VERSION}/isos/${CENTOS_IMAGE_ARCH}/${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}-minimal.iso"}
-export UBUNTU_IMAGE_TYPE=${UBUNTU_IMAGE_TYPE:-"Ubuntu"}
-export UBUNTU_IMAGE_VERSION_MAJOR=${UBUNTU_IMAGE_VERSION_MAJOR:-"12"}
-export UBUNTU_IMAGE_VERSION_MINOR=${UBUNTU_IMAGE_VERSION_MINOR:-"04"}
-export UBUNTU_IMAGE_PATCH_VERSION=${UBUNTU_IMAGE_PATCH_VERSION:=".4"}
-export UBUNTU_IMAGE_VERSION=${UBUNTU_IMAGE_VERSION:-"${UBUNTU_IMAGE_VERSION_MAJOR}.${UBUNTU_IMAGE_VERSION_MINOR}"}
-export UBUNTU_IMAGE_NAME=${UBUNTU_IMAGE_NAME:-"${UBUNTU_IMAGE_TYPE}-${UBUNTU_IMAGE_VERSION}"}
-export UBUNTU_IMAGE_ARCH=${UBUNTU_IMAGE_ARCH:-"x86_64"}
-export UBUNTU_IMAGE_ARCH_OTHER=${UBUNTU_IMAGE_ARCH_OTHER:-"amd64"}
-export UBUNTU_IMAGE_SOURCE=${UBUNTU_IMAGE_SOURCE:-"http://releases.ubuntu.com/${UBUNTU_IMAGE_VERSION}/${UBUNTU_IMAGE_TYPE,,}-${UBUNTU_IMAGE_VERSION}${UBUNTU_IMAGE_PATCH_VERSION}-server-${UBUNTU_IMAGE_ARCH_OTHER}.iso"}
-export UBUNTU_IMAGE_SOURCE_ASIA=${UBUNTU_IMAGE_SOURCE_ASIA:-"http://mirrors.ustc.edu.cn/ubuntu-releases/${UBUNTU_IMAGE_VERSION}/${UBUNTU_IMAGE_TYPE,,}-${UBUNTU_IMAGE_VERSION}${UBUNTU_IMAGE_PATCH_VERSION}-server-${UBUNTU_IMAGE_ARCH_OTHER}.iso"}
+
+export CENTOS_6_5_IMAGE_SOURCE=${CENTOS_6_5_IMAGE_SOURCE:-"http://mirror.rackspace.com/CentOS/6.5/isos/x86_64/CentOS-6.5-x86_64-minimal.iso"}
+export CENTOS_6_5_IMAGE_SOURCE_ASIA=${CENTOS_6_5_IMAGE_SOURCE_ASIA:-"http://mirrors.hustunique.com/centos/6.5/isos/x86_64/CentOS-6.5-x86_64-minimal.iso"}
+export CENTOS_6_6_IMAGE_SOURCE=${CENTOS_6_6_IMAGE_SOURCE:-"http://mirror.rackspace.com/CentOS/6.6/isos/x86_64/CentOS-6.6-x86_64-minimal.iso"}
+export CENTOS_6_6_IMAGE_SOURCE_ASIA=${CENTOS_6_6_IMAGE_SOURCE_ASIA:-"http://mirrors.hustunique.com/centos/6.6/isos/x86_64/CentOS-6.6-x86_64-minimal.iso"}
+export CENTOS_7_0_IMAGE_SOURCE=${CENTOS_7_0_IMAGE_SOURCE:-"http://mirror.rackspace.com/CentOS/7.0.1406/isos/x86_64/CentOS-7.0-1406-x86_64-Minimal.iso"}
+export CENTOS_7_0_IMAGE_SOURCE_ASIA=${CENTOS_7_0_IMAGE_SOURCE_ASIA:-"http://mirrors.hustunique.com/centos/7.0.1406/isos/x86_64/CentOS-7.0-1406-x86_64-Minimal.iso"}
+export UBUNTU_12_04_IMAGE_SOURCE=${UBUNTU_12_04_IMAGE_SOURCE:-"http://releases.ubuntu.com/12.04/ubuntu-12.04.4-server-amd64.iso"}
+export UBUNTU_12_04_IMAGE_SOURCE_ASIA=${UBUNTU_12_04_IMAGE_SOURCE_ASIA:-"http://mirrors.ustc.edu.cn/ubuntu-releases/12.04/ubuntu-12.04.4-server-amd64.iso"}
+export UBUNTU_14_04_IMAGE_SOURCE=${UBUNTU_14_04_IMAGE_SOURCE:-"http://releases.ubuntu.com/12.04/ubuntu-14.04-server-amd64.iso"}
+export UBUNTU_14_04_IMAGE_SOURCE_ASIA=${UBUNTU_14_04_IMAGE_SOURCE_ASIA:-"http://mirrors.ustc.edu.cn/ubuntu-releases/14.04/ubuntu-14.04-server-amd64.iso"}
 
 export COBBLER_PASSWORD=${COBBLER_PASSWORD:-"cobbler"}
 
@@ -69,10 +66,20 @@ export JS_MVC=${JS_MVC:-"javascriptmvc-3.2.4"}
 # set the chef packages download path 
 export CHEF_SRV=${CHEF_SRV:-"http://opscode-omnibus-packages.s3.amazonaws.com/${IMAGE_TYPE_OTHER}/${IMAGE_VERSION_MAJOR}/${IMAGE_ARCH}/chef-server-11.0.8-1.${IMAGE_TYPE_OTHER}${IMAGE_VERSION_MAJOR}.${IMAGE_ARCH}.rpm"}
 export CHEF_SRV_HUAWEI=${CHEF_SRV_HUAWEI:-"http://huawei-repo.uubright.com/repos/compass/${IMAGE_TYPE_OTHER}/${IMAGE_VERSION_MAJOR}/${IMAGE_ARCH}/chef-server-11.0.8-1.${IMAGE_TYPE_OTHER}${IMAGE_VERSION_MAJOR}.${IMAGE_ARCH}.rpm"}
-export CENTOS_CHEF_CLIENT=${CENTOS_CHEF_CLIENT:-"http://opscode-omnibus-packages.s3.amazonaws.com/${CENTOS_IMAGE_TYPE_OTHER}/${CENTOS_IMAGE_VERSION_MAJOR}/${CENTOS_IMAGE_ARCH}/chef-11.10.4-1.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm"}
-export CENTOS_CHEF_CLIENT_HUAWEI=${CENTOS_CHEF_CLIENT_HUAWEI:-"http://huawei-repo.uubright.com/repos/compass/${CENTOS_IMAGE_TYPE_OTHER}/${CENTOS_IMAGE_VERSION_MAJOR}/${CENTOS_IMAGE_ARCH}/chef-11.10.4-1.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm"}
-export UBUNTU_CHEF_CLIENT=${UBUNTU_CHEF_CLIENT:-"http://opscode-omnibus-packages.s3.amazonaws.com/${UBUNTU_IMAGE_TYPE,,}/${UBUNTU_IMAGE_VERSION}/${UBUNTU_IMAGE_ARCH}/chef_11.10.4-1.${UBUNTU_IMAGE_TYPE,,}.${UBUNTU_IMAGE_VERSION}_${UBUNTU_IMAGE_ARCH_OTHER}.deb"}
-export UBUNTU_CHEF_CLIENT_HUAWEI=${UBUNTU_CHEF_CLIENT_HUAWEI:-"http://huawei-repo.uubright.com/repos/compass/${UBUNTU_IMAGE_TYPE,,}/${UBUNTU_IMAGE_VERSION}/${UBUNTU_IMAGE_ARCH}/chef_11.10.4-1.${UBUNTU_IMAGE_TYPE,,}.${UBUNTU_IMAGE_VERSION}_${UBUNTU_IMAGE_ARCH_OTHER}.deb"}
+export CHEF_CLIENT=${CHEF_CLIENT:-"https://opscode-omnibus-packages.s3.amazonaws.com/${IMAGE_TYPE_OTHER}/${IMAGE_VERSION_MAJOR}/${IMAGE_ARCH}/chef-11.10.4-1.${IMAGE_TYPE_OTHER}${IMAGE_VERSION_MAJOR}.${IMAGE_ARCH}.rpm"}
+export CHEF_CLIENT_HUAWEI=${CHEF_CLIENT_HUAWEI:-"http://huawei-repo.uubright.com/repos/compass/${IMAGE_TYPE_OTHER}/${IMAGE_VERSION_MAJOR}/${IMAGE_ARCH}/chef-11.10.4-1.${IMAGE_TYPE_OTHER}${IMAGE_VERSION_MAJOR}.${IMAGE_ARCH}.rpm"}
+
+export CENTOS_6_5_CHEF_CLIENT=${CENTOS_6_5_CHEF_CLIENT:-"https://opscode-omnibus-packages.s3.amazonaws.com/el/6/x86_64/chef-11.10.4-1.el6.x86_64.rpm"}
+export CENTOS_6_5_CHEF_CLIENT_HUAWEI=${CENTOS_6_5_CHEF_CLIENT_HUAWEI:-"http://huawei-repo.uubright.com/repos/compass/el/6/x86_64/chef-11.10.4-1.el6.x86_64.rpm"}
+export CENTOS_6_6_CHEF_CLIENT=${CENTOS_6_6_CHEF_CLIENT:-"https://opscode-omnibus-packages.s3.amazonaws.com/el/6/x86_64/chef-11.10.4-1.el6.x86_64.rpm"}
+export CENTOS_6_6_CHEF_CLIENT_HUAWEI=${CENTOS_6_6_CHEF_CLIENT_HUAWEI:-"http://huawei-repo.uubright.com/repos/compass/el/6/x86_64/chef-11.10.4-1.el6.x86_64.rpm"}
+export CENTOS_7_0_CHEF_CLIENT=${CENTOS_7_0_CHEF_CLIENT:-"https://opscode-omnibus-packages.s3.amazonaws.com/el/6/x86_64/chef-12.0.3-1.x86_64.rpm"}
+export CENTOS_7_0_CHEF_CLIENT_HUAWEI=${CENTOS_7_0_CHEF_CLIENT_HUAWEI:-"http://huawei-repo.uubright.com/repos/compass/el/6/x86_64/chef-12.0.3-1.x86_64.rpm"}
+export UBUNTU_12_04_CHEF_CLIENT=${UBUNTU_12_04_CHEF_CLIENT:-"https://opscode-omnibus-packages.s3.amazonaws.com/ubuntu/12.04/x86_64/chef_11.10.4-1.ubuntu.12.04_amd64.deb"}
+export UBUNTU_12_04_CHEF_CLIENT_HUAWEI=${UBUNTU_12_04_CHEF_CLIENT_HUAWEI:-"http://huawei-repo.uubright.com/repos/compass/ubuntu/12.04/x86_64/chef_11.10.4-1.ubuntu.12.04_amd64.deb"}
+export UBUNTU_14_04_CHEF_CLIENT=${UBUNTU_14_04_CHEF_CLIENT:-"https://opscode-omnibus-packages.s3.amazonaws.com/ubuntu/13.04/x86_64/chef_12.0.3-1_amd64.deb"}
+export UBUNTU_14_04_CHEF_CLIENT_HUAWEI=${UBUNTU_14_04_CHEF_CLIENT_HUAWEI:-"http://huawei-repo.uubright.com/repos/compass/ubuntu/13.04/x86_64/chef_11.10.4-1.ubuntu.12.04_amd64.deb"}
+
 # Set Chef password for Chef web UI
 export CHEF_PASSWD=${CHEF_PASSWD:-"root1234"}
 
@@ -88,5 +95,5 @@ export COMPASSDIR=${SCRIPT_DIR}/..
 export TESTMODE=${TESTMODE:-"False"}
 
 # Set Local Repo sources
-export LOCAL_REPO_US=${LOCAL_REPO_US:-"https://s3-us-west-1.amazonaws.com/compass-local-repo/local_repo.tar.gz"}
-export LOCAL_REPO_HUAWEI=${LOCAL_REPO_HUAWEI:-"http://huawei-repo.uubright.com/repos/compass/local_repo.tar.gz"}
+export LOCAL_REPO_US=${LOCAL_REPO_US:-"https://s3-us-west-1.amazonaws.com/compass-local-repo"}
+export LOCAL_REPO_HUAWEI=${LOCAL_REPO_HUAWEI:-"http://huawei-repo.uubright.com/repos/compass"}
diff --git a/install/install.conf.template b/install/install.conf.template
index d06b7160..39f484dc 100755
--- a/install/install.conf.template
+++ b/install/install.conf.template
@@ -15,7 +15,13 @@ export NIC=installation
 
 # default local repo config is "n"
 export LOCAL_REPO=${LOCAL_REPO:-"y"}
- 
+
+export SUPPORT_CENTOS_6_5=${SUPPORT_CENTOS_6_5:-"y"}
+export SUPPORT_CENTOS_6_6=${SUPPORT_CENTOS_6_6:-"n"}
+export SUPPORT_CENTOS_7_0=${SUPPORT_CENTOS_7_0:-"n"}
+export SUPPORT_UBUNTU_12_04=${SUPPORT_UBUNTU_12_04:-"y"}
+export SUPPORT_UBUNTU_14_04=${SUPPORT_UBUNTU_14_04:-"n"}
+
 # DHCP config
 export IPADDR=`ifconfig $NIC | grep 'inet addr:' | cut -d: -f2 | awk '{ print $1}'`
 export NETMASK=$(ifconfig $NIC |grep Mask | cut -f 4 -d ':')
diff --git a/install/install.sh b/install/install.sh
index ee78c16c..a66052cc 100755
--- a/install/install.sh
+++ b/install/install.sh
@@ -246,6 +246,67 @@ if [[ -z $LOCAL_REPO ]]; then
         esac
     done
 fi
+
+if [[ -z $SUPPORT_CENTOS_6_5 ]]; then
+    echo -e "\x1b[32mWould you like to support centos6.5?(y/n)\x1b[37m"
+    while true; do
+        read ans
+        case $ans in
+            y ) export SUPPORT_CENTOS_6_5="y"; break;;
+            n ) export SUPPORT_CENTOS_6_5="n"; break;;
+            * ) echo "I don't understand this";;
+        esac
+    done
+fi
+
+if [[ -z $SUPPORT_CENTOS_6_6 ]]; then
+    echo -e "\x1b[32mWould you like to support centos6.6?(y/n)\x1b[37m"
+    while true; do
+        read ans
+        case $ans in
+            y ) export SUPPORT_CENTOS_6_6="y"; break;;
+            n ) export SUPPORT_CENTOS_6_6="n"; break;;
+            * ) echo "I don't understand this";;
+        esac
+    done
+fi
+
+if [[ -z $SUPPORT_CENTOS_7_0 ]]; then
+    echo -e "\x1b[32mWould you like to support centos7.0?(y/n)\x1b[37m"
+    while true; do
+        read ans
+        case $ans in
+            y ) export SUPPORT_CENTOS_7_0="y"; break;;
+            n ) export SUPPORT_CENTOS_7_0="n"; break;;
+            * ) echo "I don't understand this";;
+        esac
+    done
+fi
+
+if [[ -z $SUPPORT_UBUNTU_12_04 ]]; then
+    echo -e "\x1b[32mWould you like to support ubuntu12.04?(y/n)\x1b[37m"
+    while true; do
+        read ans
+        case $ans in
+            y ) export SUPPORT_UBUNTU_12_04="y"; break;;
+            n ) export SUPPORT_UBUNTU_12_04="n"; break;;
+            * ) echo "I don't understand this";;
+        esac
+    done
+fi
+
+if [[ -z $SUPPORT_UBUNTU_14_04 ]]; then
+    echo -e "\x1b[32mWould you like to support ubuntu14.04?(y/n)\x1b[37m"
+    while true; do
+        read ans
+        case $ans in
+            y ) export SUPPORT_UBUNTU_14_04="y"; break;;
+            n ) export SUPPORT_UBUNTU_14_04="n"; break;;
+            * ) echo "I don't understand this";;
+        esac
+    done
+fi
+
 loadvars NAMESERVER_DOMAINS "ods.com"
 loadvars NAMESERVER_REVERSE_ZONES "unused"
 loadvars WEB_SOURCE 'http://git.openstack.org/stackforge/compass-web'
diff --git a/install/install_func.sh b/install/install_func.sh
index 44c30685..be521e3d 100755
--- a/install/install_func.sh
+++ b/install/install_func.sh
@@ -9,14 +9,18 @@ fastesturl()
     while [ $1 ]; do
         url=$1
         result=($(curl --max-time 20 -o /dev/null --header "Range: bytes=0-20000" -s -w "%{http_code} %{time_total}" $url))
-        code=${result[0]}
-        time=${result[1]}
-        if [[ ${good_code[*]} =~ $code ]]; then
-            if [ $(echo "$shortest > $time" | bc) -eq 1 ]; then
-                shortest=$time
-                fastest_url=$url
+	if [[ "$?" == "0" ]]; then
+	    code=${result[0]}
+            time=${result[1]}
+            if [[ ${good_code[*]} =~ $code ]]; then
+                if [ $(echo "$shortest > $time" | bc) -eq 1 ]; then
+                    shortest=$time
+                    fastest_url=$url
+                fi
             fi
-        fi
+	else
+	    echo "ignore failed url $url" >&2
+	fi
         shift
     done
     if [[ -z $fastest_url ]]; then
@@ -131,7 +135,7 @@ download()
 {
     #download params: <download url> [<package name>] [<action after package downloaded>]
     force=0
-    url=""
+    urls=()
     package=""
     options=()
     while [ $# -gt 0 ]; do
@@ -141,7 +145,7 @@ download()
 		shift 1
 		;;
 	    -u | --url):
-	        url=$2
+	        urls=(${urls[@]} $2)
 		shift 2
 		;;
 	    -p | --package):
@@ -159,24 +163,34 @@ download()
 	esac
     done
     set ${options[@]}
-    if [ -z "$url" ]; then
-        url=$1
+    if [ ${#urls[@]} -eq 0 ]; then
+        urls+=($1)
 	shift 1
     fi
     if [ -z "$package" ]; then
+	url=${urls[0]}
         package=${1:-$(basename $url)}
 	shift 1
     fi
     echo "download options: $@"
     action=${1:-""}
     downloaded=0
-    echo "download $package from $url and run $action"
     if [[ "$force" == "0" || "$force" == "false" ]]; then
         if [[ -f /tmp/${package} || -L /tmp/${package} ]]; then
             echo "$package already exists"
 	    downloaded=1
         fi
     fi
+    if [ ${#urls[@]} -eq 1 ]; then
+	url=${urls[0]}
+    else
+        echo "download $package from fastest urls ${url[@]}"
+        url=`fastesturl ${urls[@]}`
+	if [[ "$?" != "0" ]]; then
+	    echo "failed to get fastest url from ${urls[@]}"
+	    exit 1
+	fi
+    fi
     if [[ "$url" =~ (http|https|ftp):// ]]; then
         if [[ "$downloaded" == "0" ]]; then
 	    echo "downloading $url to /tmp/${package}"
diff --git a/install/prepare.sh b/install/prepare.sh
index ebb6e64c..3b1b5dbb 100755
--- a/install/prepare.sh
+++ b/install/prepare.sh
@@ -237,51 +237,166 @@ fi
 
 # download cobbler related packages
 CENTOS_PPA_SOURCE=`fastesturl "http://mirrors.hustunique.com" "http://mirror.centos.org"`
-centos_ppa_repo_packages="
-ntp-4.2.6p5-1.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_TYPE,,}.${CENTOS_IMAGE_ARCH}.rpm
-openssh-clients-5.3p1-94.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm
-iproute-2.6.32-31.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm
-wget-1.12-1.8.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm
-ntpdate-4.2.6p5-1.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_TYPE,,}.${CENTOS_IMAGE_ARCH}.rpm
-yum-plugin-priorities-1.1.30-14.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.noarch.rpm
-parted-2.1-21.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm"
+centos_6_5_ppa_repo_packages="
+ntp-4.2.6p5-1.el6.centos.x86_64.rpm
+openssh-clients-5.3p1-94.el6.x86_64.rpm
+iproute-2.6.32-31.el6.x86_64.rpm
+wget-1.12-1.8.el6.x86_64.rpm
+ntpdate-4.2.6p5-1.el6.centos.x86_64.rpm
+yum-plugin-priorities-1.1.30-14.el6.noarch.rpm
+parted-2.1-21.el6.x86_64.rpm"
 
-for f in $centos_ppa_repo_packages; do
-    download $CENTOS_PPA_SOURCE/${CENTOS_IMAGE_TYPE,,}/${CENTOS_IMAGE_VERSION}/os/${CENTOS_IMAGE_ARCH}/Packages/$f $f || exit $?
-done
+if [[ $SUPPORT_CENTOS_6_5 = "y" ]]; then
+    for f in $centos_6_5_ppa_repo_packages; do
+        download $CENTOS_PPA_SOURCE/centos/6.5/os/x86_64/Packages/$f $f || exit $?
+    done
+fi
 
-centos_ppa_repo_rsyslog_packages="
-json-c-0.10-2.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm
-libestr-0.1.9-1.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm
-libgt-0.3.11-1.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm
-liblogging-1.0.4-1.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm
-rsyslog-7.6.3-1.${CENTOS_IMAGE_TYPE_OTHER}${CENTOS_IMAGE_VERSION_MAJOR}.${CENTOS_IMAGE_ARCH}.rpm"
+centos_6_6_ppa_repo_packages="
+ntp-4.2.6p5-1.el6.centos.x86_64.rpm
+openssh-5.3p1-104.el6.x86_64.rpm
+openssh-clients-5.3p1-104.el6.x86_64.rpm
+iproute-2.6.32-32.el6_5.x86_64.rpm
+wget-1.12-5.el6.x86_64.rpm
+ntpdate-4.2.6p5-1.el6.centos.x86_64.rpm
+yum-plugin-priorities-1.1.30-30.el6.noarch.rpm
+parted-2.1-25.el6.x86_64.rpm"
 
-for f in $centos_ppa_repo_rsyslog_packages; do
-    download http://rpms.adiscon.com/v7-stable/epel-${CENTOS_IMAGE_VERSION_MAJOR}/${CENTOS_IMAGE_ARCH}/RPMS/$f $f || exit $?
-done
+if [[ $SUPPORT_CENTOS_6_6 = "y" ]]; then
+    for f in $centos_6_6_ppa_repo_packages; do
+        download $CENTOS_PPA_SOURCE/centos/6.6/os/x86_64/Packages/$f $f || exit $?
+    done
+fi
 
-CENTOS_CHEF_CLIENT_SOURCE=`fastesturl "$CENTOS_CHEF_CLIENT" "$CENTOS_CHEF_CLIENT_HUAWEI"`
-download $CENTOS_CHEF_CLIENT_SOURCE `basename $CENTOS_CHEF_CLIENT_SOURCE` || exit $?
-UBUNTU_CHEF_CLIENT_SOURCE=`fastesturl "$UBUNTU_CHEF_CLIENT" "$UBUNTU_CHEF_CLIENT_HUAWEI"`
-download $UBUNTU_CHEF_CLIENT_SOURCE `basename $UBUNTU_CHEF_CLIENT_SOURCE` || exit $?
+centos_7_0_ppa_repo_packages="
+ntp-4.2.6p5-18.el7.centos.x86_64.rpm
+openssh-6.4p1-8.el7.x86_64.rpm
+openssh-clients-6.4p1-8.el7.x86_64.rpm
+iproute-3.10.0-13.el7.x86_64.rpm
+wget-1.14-10.el7.x86_64.rpm
+ntpdate-4.2.6p5-18.el7.centos.x86_64.rpm
+yum-plugin-priorities-1.1.31-24.el7.noarch.rpm
+json-c-0.11-3.el7.x86_64.rpm
+parted-3.1-17.el7.x86_64.rpm
+autogen-5.18-5.el7.x86_64.rpm
+autogen-libopts-5.18-5.el7.x86_64.rpm
+net-tools-2.0-0.17.20131004git.el7.x86_64.rpm"
+
+if [[ $SUPPORT_CENTOS_7_0 = "y" ]]; then
+    for f in $centos_7_0_ppa_repo_packages; do
+        download $CENTOS_PPA_SOURCE/centos/7.0.1406/os/x86_64/Packages/$f $f || exit $?
+    done
+fi
+
+centos_6_5_ppa_repo_rsyslog_packages="
+json-c-0.10-2.el6.x86_64.rpm
+libestr-0.1.9-1.el6.x86_64.rpm
+libgt-0.3.11-1.el6.x86_64.rpm
+liblogging-1.0.4-1.el6.x86_64.rpm
+rsyslog-mmjsonparse-7.6.3-1.el6.x86_64.rpm
+rsyslog-7.6.3-1.el6.x86_64.rpm"
+
+if [[ $SUPPORT_CENTOS_6_5 = "y" ]]; then
+    for f in $centos_6_5_ppa_repo_rsyslog_packages; do
+        download http://rpms.adiscon.com/v7-stable/epel-6/x86_64/RPMS/$f $f || exit $?
+    done
+fi
+
+centos_6_6_ppa_repo_rsyslog_packages="
+json-c-0.10-2.el6.x86_64.rpm
+libestr-0.1.9-1.el6.x86_64.rpm
+libgt-0.3.11-1.el6.x86_64.rpm
+liblogging-1.0.4-1.el6.x86_64.rpm
+rsyslog-mmjsonparse-7.6.3-1.el6.x86_64.rpm
+rsyslog-7.6.3-1.el6.x86_64.rpm"
+
+
+if [[ $SUPPORT_CENTOS_6_6 = "y" ]]; then
+    for f in $centos_6_6_ppa_repo_rsyslog_packages; do
+        download http://rpms.adiscon.com/v7-stable/epel-6/x86_64/RPMS/$f $f || exit $?
+    done
+fi
+
+centos_7_0_ppa_repo_rsyslog_packages="
+libestr-0.1.9-1.el7.x86_64.rpm
+libgt-0.3.11-1.el7.x86_64.rpm
+liblogging-1.0.4-1.el7.x86_64.rpm
+rsyslog-mmjsonparse-7.6.3-1.el7.x86_64.rpm
+rsyslog-7.6.3-1.el7.x86_64.rpm"
+
+if [[ $SUPPORT_CENTOS_7_0 = "y" ]]; then
+    for f in $centos_7_0_ppa_repo_rsyslog_packages; do
+        download http://rpms.adiscon.com/v7-stable/epel-7/x86_64/RPMS/$f $f || exit $?
+    done
+fi
+
+if [[ $SUPPORT_CENTOS_6_5 = "y" ]]; then
+    download -u $CENTOS_6_5_CHEF_CLIENT -u $CENTOS_6_5_CHEF_CLIENT_HUAWEI || exit $?
+fi
+
+if [[ $SUPPORT_CENTOS_6_6 = "y" ]]; then
+    download -u $CENTOS_6_6_CHEF_CLIENT -u $CENTOS_6_6_CHEF_CLIENT_HUAWEI || exit $?
+fi
+
+if [[ $SUPPORT_CENTOS_7_0 = "y" ]]; then
+    download -u $CENTOS_7_0_CHEF_CLIENT -u $CENTOS_7_0_CHEF_CLIENT_HUAWEI || exit $?
+fi
+
+if [[ $SUPPORT_UBUNTU_12_04 = "y" ]]; then
+    download -u $UBUNTU_12_04_CHEF_CLIENT -u $UBUNTU_12_04_CHEF_CLIENT_HUAWEI || exit $?
+fi
+
+if [[ $SUPPORT_UBUNTU_14_04 = "y" ]]; then
+    download -u $UBUNTU_14_04_CHEF_CLIENT -u $UBUNTU_14_04_CHEF_CLIENT_HUAWEI || exit $?
+fi
 
 # download chef related packages
-CHEF_SRV_SOURCE=`fastesturl "$CHEF_SRV" "$CHEF_SRV_HUAWEI"`
-download $CHEF_SRV_SOURCE chef-server || exit $?
+download -u $CHEF_SRV -u $CHEF_SRV_HUAWEI || exit $?
+download -u $CHEF_CLIENT -u $CHEF_CLIENT_HUAWEI || exit $?
 
 # download os images
-CENTOS_ISO_SOURCE=`fastesturl $CENTOS_IMAGE_SOURCE $CENTOS_IMAGE_SOURCE_ASIA`
-download $CENTOS_ISO_SOURCE ${CENTOS_IMAGE_NAME}-${CENTOS_IMAGE_ARCH}.iso || exit $?
+if [[ $SUPPORT_CENTOS_6_5 = "y" ]]; then
+    download -u $CENTOS_6_5_IMAGE_SOURCE -u $CENTOS_6_5_IMAGE_SOURCE_ASIA CentOS-6.5-x86_64.iso || exit $?
+fi
 
-UBUNTU_ISO_SOURCE=`fastesturl $UBUNTU_IMAGE_SOURCE $UBUNTU_IMAGE_SOURCE_ASIA`
-download $UBUNTU_ISO_SOURCE ${UBUNTU_IMAGE_NAME}-${UBUNTU_IMAGE_ARCH}.iso || exit $?
+if [[ $SUPPORT_CENTOS_6_6 = "y" ]]; then
+    download -u $CENTOS_6_6_IMAGE_SOURCE -u $CENTOS_6_6_IMAGE_SOURCE_ASIA CentOS-6.6-x86_64.iso || exit $?
+fi
+
+if [[ $SUPPORT_CENTOS_7_0 = "y" ]]; then
+    download -u $CENTOS_7_0_IMAGE_SOURCE -u $CENTOS_7_0_IMAGE_SOURCE_ASIA $CENTOS_7_0_ISO_SOURCE CentOS-7.0-x86_64.iso || exit $?
+fi
+
+if [[ $SUPPORT_UBUNTU_12_04 = "y" ]]; then
+    download -u $UBUNTU_12_04_IMAGE_SOURCE -u $UBUNTU_12_04_IMAGE_SOURCE_ASIA Ubuntu-12.04-x86_64.iso || exit $?
+fi
+
+if [[ $SUPPORT_UBUNTU_14_04 = "y" ]]; then
+    download -u $UBUNTU_14_04_IMAGE_SOURCE -u $UBUNTU_14_04_IMAGE_SOURCE_ASIA Ubuntu-14.04-x86_64.iso || exit $?
+fi
 
 # download local repo
 if [[ $LOCAL_REPO = "y" ]]; then
-    LOCAL_REPO_SOURCE=`fastesturl $LOCAL_REPO_US $LOCAL_REPO_HUAWEI`
-    download $LOCAL_REPO_SOURCE local_repo.tar.gz || exit $?
+    download -u ${LOCAL_REPO_US}/local_repo.tar.gz -u ${LOCAL_REPO_HUAWEI}/local_repo.tar.gz || exit $?
+    download -u ${LOCAL_REPO_US}/gem_repo.tar.gz -u ${LOCAL_REPO_HUAWEI}/gem_repo.tar.gz || exit $?
+    download -u ${LOCAL_REPO_US}/cirros-0.3.2-x86_64-disk.img -u ${LOCAL_REPO_HUAWEI}/cirros-0.3.2-x86_64-disk.img || exit $?
+    if [[ $SUPPORT_CENTOS_6_5 = "y" ]]; then
+	download -u ${LOCAL_REPO_US}/centos/6.5/centos_repo.tar.gz -u ${LOCAL_REPO_HUAWEI}/centos/6.5/centos_repo.tag.gz CentOS-6.5-x86_64.tar.gz|| exit $?
+    fi
+    if [[ $SUPPORT_CENTOS_6_6 = "y" ]]; then
+	download -u ${LOCAL_REPO_US}/centos/6.6/centos_repo.tar.gz -u ${LOCAL_REPO_HUAWEI}/centos/6.6/centos_repo.tag.gz CentOS-6.6-x86_64.tar.gz|| exit $?
+    fi
+    if [[ $SUPPORT_CENTOS_7_0 = "y" ]]; then
+	download -u ${LOCAL_REPO_US}/centos/7.0/centos_repo.tar.gz -u ${LOCAL_REPO_HUAWEI}/centos/7.0/centos_repo.tag.gz CentOS-7.0-x86_64.tar.gz|| exit $?
+    fi
+    if [[ $SUPPORT_UBUNTU_12_04 = "y" ]]; then
+	download -u ${LOCAL_REPO_US}/ubuntu/12.04/ubuntu_repo.tar.gz -u ${LOCAL_REPO_HUAWEI}/ubuntu/12.04/ubuntu_repo.tar.gz Ubuntu-12.04-x86_64.tar.gz || exit $?
+    fi
+    if [[ $SUPPORT_UBUNTU_14_04 = "y" ]]; then
+	download -u ${LOCAL_REPO_US}/ubuntu/14.04/ubuntu_repo.tar.gz -u ${LOCAL_REPO_HUAWEI}/ubuntu/14.04/ubuntu_repo.tar.gz Ubuntu-14.04-x86_64.tar.gz || exit $?
+    fi
 fi
+
 # Install net-snmp
 echo "install snmp config"
 if [[ ! -e /etc/snmp ]]; then
diff --git a/install/setup_env.sh b/install/setup_env.sh
index 1463ae60..54756442 100755
--- a/install/setup_env.sh
+++ b/install/setup_env.sh
@@ -11,5 +11,10 @@ NEXTSERVER=\${NEXTSERVER:-$NEXTSERVER}
 IP_START=\${IP_START:-$IP_START}
 IP_END=\${IP_END:-$IP_END}
 LOCAL_REPO=\${LOCAL_REPO:-$LOCAL_REPO}
+SUPPORT_CENTOS_6_5=\${SUPPORT_CENTOS_6_5:-$SUPPORT_CENTOS_6_5}
+SUPPORT_CENTOS_6_6=\${SUPPORT_CENTOS_6_6:-$SUPPORT_CENTOS_6_6}
+SUPPORT_CENTOS_7_0=\${SUPPORT_CENTOS_7_0:-$SUPPORT_CENTOS_7_0}
+SUPPORT_UBUNTU_12_04=\${SUPPORT_UBUNTU_12_04:-$SUPPORT_UBUNTU_12_04}
+SUPPORT_UBUNTU_14_04=\${SUPPORT_UBUNTU_14_04:-$SUPPORT_UBUNTU_14_04}
 EOF
 chmod ugo+x $SCRIPT_DIR/env.conf