@@ -82,6 +82,7 @@ DEST=${DEST:-/opt/stack}

 # apt-get wrapper to just get arguments set correctly

 function apt_get() {

+    [[ "$OFFLINE" = "True" ]] && return

     local sudo="sudo"

     [ "$(id -u)" = "0" ] && sudo="env"

     $sudo DEBIAN_FRONTEND=noninteractive apt-get \

@@ -147,6 +148,23 @@ else

     sudo mv $TEMPFILE /etc/sudoers.d/stack_sh_nova

 fi

+# Normalize config values to True or False

+# VAR=`trueorfalse default-value test-value`

+function trueorfalse() {

+    local default=$1

+    local testval=$2

+

+    [[ -z "$testval" ]] && { echo "$default"; return; }

+    [[ "0 no false False FALSE" =~ "$testval" ]] && { echo "False"; return; }

+    [[ "1 yes true True TRUE" =~ "$testval" ]] && { echo "True"; return; }

+    echo "$default"

+}

+

+# Set True to configure stack.sh to run cleanly without Internet access.

+# stack.sh must have been previously run with Internet access to install

+# prerequisites and initialize $DEST.

+OFFLINE=`trueorfalse False $OFFLINE`

+

 # Set the destination directories for openstack projects

 NOVA_DIR=$DEST/nova

 HORIZON_DIR=$DEST/horizon

@@ -196,18 +214,6 @@ if [ ! -n "$HOST_IP" ]; then

     fi

 fi

-# Normalize config values to True or False

-# VAR=`trueorfalse default-value test-value`

-function trueorfalse() {

-    local default=$1

-    local testval=$2

-

-    [[ -z "$testval" ]] && { echo "$default"; return; }

-    [[ "0 no false False FALSE" =~ "$testval" ]] && { echo "False"; return; }

-    [[ "1 yes true True TRUE" =~ "$testval" ]] && { echo "True"; return; }

-    echo "$default"

-}

-

 # Configure services to syslog instead of writing to individual log files

 SYSLOG=`trueorfalse False $SYSLOG`

 SYSLOG_HOST=${SYSLOG_HOST:-$HOST_IP}

@@ -460,17 +466,23 @@ function get_packages() {

     done

 }

+function pip_install {

+    [[ "$OFFLINE" = "True" ]] && return

+    sudo PIP_DOWNLOAD_CACHE=/var/cache/pip pip install --use-mirrors $@

+}

+

 # install apt requirements

 apt_get update

 apt_get install $(get_packages)

 # install python requirements

-sudo PIP_DOWNLOAD_CACHE=/var/cache/pip pip install --use-mirrors `cat $FILES/pips/*`

+pip_install `cat $FILES/pips/* | uniq`

 # git clone only if directory doesn't exist already.  Since ``DEST`` might not

 # be owned by the installation user, we create the directory and change the

 # ownership to the proper user.

 function git_clone {

+    [[ "$OFFLINE" = "True" ]] && return

     GIT_REMOTE=$1

     GIT_DEST=$2