pass the version to the backend script and make that script behave properly...

pass the version to the backend script and make that script behave properly (use HEAD) if no version is provided

install-provision.sh

@@ -70,7 +70,7 @@ prompt_yes_no() {
 
 usage() {
   cat <<EOF
-Usage: $0 [ -h ] [ -w group ] [ -d home ]
+Usage: $0 [ -h ] [ -V version ] [ -w group ] [ -d home ]
 EOF
 }
 
@@ -89,6 +89,7 @@ do
   case "$i" in
     -w) shift; WEB_GROUP=$1; shift;;
     -h) shift; usage; exit;;
+    -V) shift; AEGIR_VERSION=$1; shift;;
     -d) shift; AEGIR_HOME=$1; shift;;
     --) shift; break;;
   esac
@@ -106,6 +107,7 @@ fi
 msg "Configuring provision backend with the following settings:"
 cat <<EOF
 AEGIR_HOME=$AEGIR_HOME
+AEGIR_VERSION=$AEGIR_VERSION
 WEB_GROUP=$WEB_GROUP
 DRUSH=$DRUSH
 DRUSH_VERSION=$DRUSH_VERSION
@@ -153,7 +155,7 @@ if $DRUSH help | grep "^ provision install" > /dev/null ; then
 else
   msg "Installing provision backend in $AEGIR_HOME/.drush"
   mkdir -p $AEGIR_HOME/.drush
-  if [ "$AEGIR_VERSION" = "HEAD" ]; then
+  if [ "$AEGIR_VERSION" = "HEAD" ] || [ -z "$AEGIR_VERSION" ]; then
     git clone -q git://git.aegirproject.org/provision $AEGIR_HOME/.drush/provision
   else
     cd $AEGIR_HOME/.drush

install.sh.txt

@@ -135,7 +135,7 @@ else
 fi
 
 DIR=`dirname $0`
-. $DIR/install-provision.sh -w $WEB_GROUP -d $AEGIR_HOME
+. $DIR/install-provision.sh -V $AEGIR_VERSION -w $WEB_GROUP -d $AEGIR_HOME
 
 if [ ! -d $HOSTMASTER_DIR ] ; then
   msg "Deploying hostmaster application"