diff --git a/bin/disk-image-create b/bin/disk-image-create
index 100c2f46c..85ac790a9 100755
--- a/bin/disk-image-create
+++ b/bin/disk-image-create
@@ -58,6 +58,7 @@ for arg do IMAGE_ELEMENT="$IMAGE_ELEMENT $arg" ; done
 source $_LIB/img-defaults
 source $_LIB/common-functions
 source $_LIB/img-functions
+source $_LIB/elements-functions
 
 IMAGE_ELEMENT=$($SCRIPT_HOME/element-info --expand-dependencies $IMAGE_ELEMENT)
 
@@ -92,6 +93,7 @@ sudo mkfs -F -t $FS_TYPE -L cloudimg-rootfs ${IMAGE_BLOCK_DEVICE}
 mount_tmp_image ${IMAGE_BLOCK_DEVICE}
 
 create_base
+copy_elements_lib
 run_d extra-data
 do_pre_install
 do_extra_package_install
diff --git a/elements/base/install.d/00-baseline-environment b/elements/base/install.d/00-baseline-environment
index 6438bc7d4..e8b965d3e 100755
--- a/elements/base/install.d/00-baseline-environment
+++ b/elements/base/install.d/00-baseline-environment
@@ -3,4 +3,6 @@
 
 set -e
 
-apt-get -y install linux-image-generic vlan open-iscsi
+source /lib/diskimage-builder/elements-functions
+
+install_packages linux-image-generic vlan open-iscsi
diff --git a/elements/base/pre-install.d/01-baseline-tools b/elements/base/pre-install.d/01-baseline-tools
index c30c398ee..1faed3235 100755
--- a/elements/base/pre-install.d/01-baseline-tools
+++ b/elements/base/pre-install.d/01-baseline-tools
@@ -3,6 +3,8 @@
 
 set -e
 
+source /lib/diskimage-builder/elements-functions
+
 apt-get -y update
-apt-get -y install python-software-properties language-pack-en
+install_packages python-software-properties language-pack-en
 add-apt-repository -y ppa:tripleo/demo
diff --git a/elements/devstack/install.d/52-image-toolchain b/elements/devstack/install.d/52-image-toolchain
index 058a2dfeb..69a5edc0c 100755
--- a/elements/devstack/install.d/52-image-toolchain
+++ b/elements/devstack/install.d/52-image-toolchain
@@ -6,7 +6,9 @@
 set -e
 set -o xtrace
 
-apt-get -y install git
+source /lib/diskimage-builder/elements-functions
+
+install_packages git
 if [ -n "$http_proxy" ]; then
     sudo -Hiu stack git config --global http.proxy $http_proxy
 fi
diff --git a/elements/devstack/install.d/53-devstack b/elements/devstack/install.d/53-devstack
index 0829e4a1c..03dffb6b4 100755
--- a/elements/devstack/install.d/53-devstack
+++ b/elements/devstack/install.d/53-devstack
@@ -4,7 +4,9 @@
 set -e
 set -o xtrace
 
-apt-get -y install git
+source /lib/diskimage-builder/elements-functions
+
+install_packages git
 if [ -n "$http_proxy" ]; then
     sudo -Hiu stack git config --global http.proxy $http_proxy
 fi
diff --git a/elements/devstack/install.d/97-haveged b/elements/devstack/install.d/97-haveged
index dcfaf9652..6d43d17de 100755
--- a/elements/devstack/install.d/97-haveged
+++ b/elements/devstack/install.d/97-haveged
@@ -4,4 +4,6 @@
 set -e
 set -o xtrace
 
-apt-get -y install haveged
+source /lib/diskimage-builder/elements-functions
+
+install_packages haveged
diff --git a/elements/glance-api/install.d/05-glance-api b/elements/glance-api/install.d/05-glance-api
index 82d867f86..844c203e7 100755
--- a/elements/glance-api/install.d/05-glance-api
+++ b/elements/glance-api/install.d/05-glance-api
@@ -5,7 +5,9 @@
 set -e
 set -o xtrace
 
-DEBIAN_FRONTEND=noninteractive apt-get -y install \
+source /lib/diskimage-builder/elements-functions
+
+install_packages
     python-pip git-core python-setuptools python-dev python-lxml python-netaddr \
     python-pastescript python-pastedeploy python-paste python-sqlalchemy        \
     python-greenlet python-routes python-simplejson python-webob rabbitmq-server
@@ -30,4 +32,3 @@ cp $GLANCE_ROOT/etc/glance-api.conf /etc/glance
 cp $GLANCE_ROOT/etc/policy.json /etc/glance
 cp $GLANCE_ROOT/etc/glance-api-paste.ini /etc/glance
 cp $GLANCE_ROOT/etc/logging.cnf.sample /etc/glance/logging.conf
-
diff --git a/elements/heat-jeos/install.d/05-heat-jeos b/elements/heat-jeos/install.d/05-heat-jeos
index ff2d906a7..939eead19 100755
--- a/elements/heat-jeos/install.d/05-heat-jeos
+++ b/elements/heat-jeos/install.d/05-heat-jeos
@@ -2,6 +2,8 @@
 
 set -uex
 
+source /lib/diskimage-builder/elements-functions
+
 CFN_TOOLS_ROOT=/opt/aws/bin # Heat hard codes this
 
 HEAT_API_SOURCE=https://github.com/heat-api/heat-jeos.git
@@ -9,7 +11,7 @@ HEAT_API_SOURCE=https://github.com/heat-api/heat-jeos.git
 OS_ROOT=/opt/stack
 JEOS_ROOT=$OS_ROOT/heat-jeos
 
-DEBIAN_FRONTEND=noninteractive apt-get -y install git-core python-psutil
+install_packages git-core python-psutil
 
 mkdir -p $OS_ROOT
 git clone $HEAT_API_SOURCE $JEOS_ROOT
diff --git a/elements/heat-jeos/install.d/10-ec2-user b/elements/heat-jeos/install.d/10-ec2-user
index 19b736c38..4f9e985fa 100755
--- a/elements/heat-jeos/install.d/10-ec2-user
+++ b/elements/heat-jeos/install.d/10-ec2-user
@@ -4,6 +4,8 @@
 
 set -uex
 
+source /lib/diskimage-builder/elements-functions
+
 # Setup ec2-user as expected by HEAT
 if ! getent passwd ec2-user ; then
     useradd -m -G admin ec2-user -s /bin/bash
@@ -23,4 +25,4 @@ Pin: release o=LP-PPA-tripleo-demo
 Pin-Priority: 900
 EOF
 # Should pull from demo PPA if cloud-init exists there.
-apt-get -y install cloud-init
+install_packages cloud-init
diff --git a/elements/hwdiscovery/install.d/10-hwinfo b/elements/hwdiscovery/install.d/10-hwinfo
index 08cb52def..b406cebd6 100644
--- a/elements/hwdiscovery/install.d/10-hwinfo
+++ b/elements/hwdiscovery/install.d/10-hwinfo
@@ -4,4 +4,5 @@
 set -e
 set -o xtrace
 
-apt-get -y install hwinfo
+source /lib/diskimage-builder/elements-functions
+install_packages hwinfo
diff --git a/elements/icinga-core/install.d/05-icinga-core b/elements/icinga-core/install.d/05-icinga-core
index 8493a05a3..a37e74948 100755
--- a/elements/icinga-core/install.d/05-icinga-core
+++ b/elements/icinga-core/install.d/05-icinga-core
@@ -5,4 +5,5 @@
 set -e
 set -o xtrace
 
-DEBIAN_FRONTEND=noninteractive apt-get -y install icinga-core
+source /lib/diskimage-builder/elements-functions
+install_packages icinga-core
diff --git a/elements/icinga-web/install.d/06-icinga-web b/elements/icinga-web/install.d/06-icinga-web
index 404829f5e..2f1264bb8 100755
--- a/elements/icinga-web/install.d/06-icinga-web
+++ b/elements/icinga-web/install.d/06-icinga-web
@@ -5,5 +5,6 @@
 set -e
 set -o xtrace
 
-DEBIAN_FRONTEND=noninteractive apt-get -y install icinga-web icinga-cgi
+source /lib/diskimage-builder/elements-functions
+install_packages icinga-web icinga-cgi
 
diff --git a/elements/jenkins/install.d/10-jenkins b/elements/jenkins/install.d/10-jenkins
index a30c39236..7e26a4443 100755
--- a/elements/jenkins/install.d/10-jenkins
+++ b/elements/jenkins/install.d/10-jenkins
@@ -3,7 +3,9 @@
 set -e
 set -o xtrace
 
-apt-get -y install jenkins
+source /lib/diskimage-builder/elements-functions
+
+install_packages jenkins
 
 # jenkins installs into /var/lib/jenkins which is rather restrictive. 
 mv /var/lib/jenkins /mnt/
diff --git a/elements/keystone/install.d/05-keystone b/elements/keystone/install.d/05-keystone
index 6bada6fee..91e6a57fe 100755
--- a/elements/keystone/install.d/05-keystone
+++ b/elements/keystone/install.d/05-keystone
@@ -5,7 +5,9 @@
 set -e
 set -o xtrace
 
-DEBIAN_FRONTEND=noninteractive apt-get -y install \
+source /lib/diskimage-builder/elements-functions
+
+install_packages \
     python-pip git-core python-setuptools python-dev python-lxml python-netaddr \
     python-pastescript python-pastedeploy python-paste python-sqlalchemy        \
     python-greenlet python-routes python-simplejson python-webob
diff --git a/elements/mysql/install.d/10-mysql b/elements/mysql/install.d/10-mysql
index 129fc9fc4..535aec298 100755
--- a/elements/mysql/install.d/10-mysql
+++ b/elements/mysql/install.d/10-mysql
@@ -5,5 +5,6 @@
 set -e
 set -o xtrace
 
+source /lib/diskimage-builder/elements-functions
 #DEBIAN_FRONTEND=noninteractive apt-get -y install sysstat mytop percona-toolkit percona-server-server-5.5 percona-server-client-5.5
-DEBIAN_FRONTEND=noninteractive apt-get -y install sysstat mytop percona-toolkit mysql-server-5.5 mysql-client-5.5
+install_packages sysstat mytop percona-toolkit mysql-server-5.5 mysql-client-5.5
diff --git a/elements/mysql/install.d/97-haveged b/elements/mysql/install.d/97-haveged
index dcfaf9652..1c166e521 100755
--- a/elements/mysql/install.d/97-haveged
+++ b/elements/mysql/install.d/97-haveged
@@ -4,4 +4,5 @@
 set -e
 set -o xtrace
 
-apt-get -y install haveged
+source /lib/diskimage-builder/elements-functions
+install_packages haveged
diff --git a/elements/nova-api/install.d/05-nova-api b/elements/nova-api/install.d/05-nova-api
index 80752f684..3bb653bcc 100755
--- a/elements/nova-api/install.d/05-nova-api
+++ b/elements/nova-api/install.d/05-nova-api
@@ -1,9 +1,11 @@
 #!/bin/sh
 set -eux
 
+source /lib/diskimage-builder/elements-functions
+
 useradd -G admin -m nova -s /bin/false
 
-DEBIAN_FRONTEND=noninteractive apt-get -y install \
+install_packages \
     python-pip git-core python-setuptools python-dev python-lxml python-netaddr \
     python-pastescript python-pastedeploy python-paste python-sqlalchemy        \
     python-greenlet python-routes python-simplejson python-webob rabbitmq-server
diff --git a/elements/nova-vm/install.d/05-controller-code-deps b/elements/nova-vm/install.d/05-controller-code-deps
index 08ce8ef73..769239720 100755
--- a/elements/nova-vm/install.d/05-controller-code-deps
+++ b/elements/nova-vm/install.d/05-controller-code-deps
@@ -5,4 +5,5 @@
 set -e
 set -o xtrace
 
-DEBIAN_FRONTEND=noninteractive apt-get -y install haproxy rabbitmq-server mysql-server ntp dkms
+source /lib/diskimage-builder/elements-functions
+install_packages haproxy rabbitmq-server mysql-server ntp dkms
diff --git a/elements/nova-vm/install.d/10-controller-openstack-deps b/elements/nova-vm/install.d/10-controller-openstack-deps
index 83947cd67..0d2cbff13 100755
--- a/elements/nova-vm/install.d/10-controller-openstack-deps
+++ b/elements/nova-vm/install.d/10-controller-openstack-deps
@@ -5,5 +5,6 @@
 set -e
 set -o xtrace
 
-apt-get -y install keystone glance nova-api nova-cert nova-common nova-scheduler python-nova python-novaclient nova-consoleauth novnc nova-novncproxy cinder-api cinder-scheduler cinder-volume iscsitarget open-iscsi iscsitarget-dkms python-cinderclient nova-network
+source /lib/diskimage-builder/elements-functions
+install_packages keystone glance nova-api nova-cert nova-common nova-scheduler python-nova python-novaclient nova-consoleauth novnc nova-novncproxy cinder-api cinder-scheduler cinder-volume iscsitarget open-iscsi iscsitarget-dkms python-cinderclient nova-network
 
diff --git a/elements/quantum-api/install.d/05-quantum-api b/elements/quantum-api/install.d/05-quantum-api
index 300c70c85..59a58a3c9 100755
--- a/elements/quantum-api/install.d/05-quantum-api
+++ b/elements/quantum-api/install.d/05-quantum-api
@@ -2,9 +2,11 @@
 set -e
 set -o xtrace
 
+source /lib/diskimage-builder/elements-functions
+
 useradd -G admin -m quantum -s /bin/false
 
-DEBIAN_FRONTEND=noninteractive apt-get -y install \
+install_packages \
     python-pip git-core python-setuptools python-dev python-lxml python-netaddr \
     python-pastescript python-pastedeploy python-paste python-sqlalchemy        \
     python-greenlet python-routes python-simplejson python-webob rabbitmq-server
diff --git a/elements/salt-master/install.d/10-salt-master b/elements/salt-master/install.d/10-salt-master
index a15e4afdf..c1a816eca 100755
--- a/elements/salt-master/install.d/10-salt-master
+++ b/elements/salt-master/install.d/10-salt-master
@@ -1,7 +1,8 @@
-#!/bin/bash
+B#!/bin/bash
 
 set -e
 set -o xtrace
 
-apt-get -y install salt-master
+source /lib/diskimage-builder/elements-functions
+install_packages salt-master
 
diff --git a/elements/salt-minion/install.d/10-salt-minion b/elements/salt-minion/install.d/10-salt-minion
index a1529060a..01987213e 100755
--- a/elements/salt-minion/install.d/10-salt-minion
+++ b/elements/salt-minion/install.d/10-salt-minion
@@ -3,5 +3,6 @@
 set -e
 set -o xtrace
 
-apt-get -y install salt-minion
+source /lib/diskimage-builder/elements-functions
+install_packages salt-minion
 
diff --git a/elements/swift/install.d/10-swift-deps b/elements/swift/install.d/10-swift-deps
index ba0add107..4d2fa1d0c 100755
--- a/elements/swift/install.d/10-swift-deps
+++ b/elements/swift/install.d/10-swift-deps
@@ -5,5 +5,6 @@
 set -e
 set -o xtrace
 
-apt-get -y install swift rsync memcached python-netifaces python-xattr python-memcache
+source /lib/diskimage-builder/elements-functions
+install_packages swift rsync memcached python-netifaces python-xattr python-memcache
 
diff --git a/lib/elements-functions b/lib/elements-functions
new file mode 100644
index 000000000..78d0112c0
--- /dev/null
+++ b/lib/elements-functions
@@ -0,0 +1,24 @@
+# Copyright 2012 Hewlett-Packard Development Company, L.P.
+# All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+set -e
+
+# install_packages package [package ...]
+function install_packages() {
+  DEBIAN_FRONTEND=noninteractive \
+    http_proxy=$http_proxy https_proxy=$https_proxy \
+    no_proxy=$no_proxy \
+    apt-get --option "Dpkg::Options::=--force-confold" --assume-yes install "$@"
+}
diff --git a/lib/img-functions b/lib/img-functions
index 8e6278c99..232079b75 100644
--- a/lib/img-functions
+++ b/lib/img-functions
@@ -42,7 +42,7 @@ function ensure_nbd () {
     NBD=`which qemu-nbd` || true
     if [ -z "$NBD" ];  then
         echo "Need qemu-nbd to build qcow2 files."
-	sudo apt-get install qemu-utils
+	sudo install_packages qemu-utils
     fi
     # prep nbd for mounting
     (lsmod | grep '^nbd ') || sudo modprobe nbd max_part=16
@@ -235,6 +235,11 @@ function do_install () {
 function do_extra_package_install () {
   # Install any packages that were requested with the -p command line option
   if [ "$INSTALL_PACKAGES" != "" ]; then
-    run_in_target apt-get -y install ${INSTALL_PACKAGES[@]}
+    run_in_target install_packages ${INSTALL_PACKAGES[@]}
   fi
 }
+
+function copy_elements_lib () {
+  sudo mkdir -p $TMP_MOUNT_PATH/lib/diskimage-builder
+  sudo cp $_LIB/elements-functions $TMP_MOUNT_PATH/lib/diskimage-builder
+}
\ No newline at end of file