Factory Installer.

src/platform/memento_softwareupdate/ping_omaha.sh

Index: src/platform/memento_softwareupdate/ping_omaha.sh
diff --git a/src/platform/memento_softwareupdate/ping_omaha.sh b/src/platform/memento_softwareupdate/ping_omaha.sh
index bca689f4c9b2fca7ca83c5c2186e901c545366c6..a8e1c2746f30e602c853d950c1f605604eb70112 100755
--- a/src/platform/memento_softwareupdate/ping_omaha.sh
+++ b/src/platform/memento_softwareupdate/ping_omaha.sh
@@ -5,6 +5,17 @@
 # found in the LICENSE file.
 
 source `dirname "$0"`/memento_updater_logging.sh
+. /usr/lib/shflags || exit 1
+
+DEFINE_string app_version "" \
+  "Force a given app version rather than autodetect"
+DEFINE_string track "" \
+  "Force a given track rather than autodetect"
+
+# Parse command line
+FLAGS "$@" || exit 1
+eval set -- "${FLAGS_ARGV}"
+
 OVERRIDE_IS_SECURE="YES"
 
 # Return the value for a given key in the override lsb-release file if the
@@ -123,10 +134,7 @@ APP_ID={87efface-864d-49a5-9bb3-4b050a7c227a}
 APP_VERSION=${1:-$LOCAL_VERSION}
 APP_BOARD="$2"
 OS_VERSION=${APP_VERSION}_$(uname -m)
-PING_APP_VERSION="$APP_VERSION"
-if [ ! -z "$1" ]; then
-  PING_APP_VERSION="$1"
-fi
+PING_APP_VERSION="${FLAGS_app_version:-${APP_VERSION}}"
 LANG=en-us
 BRAND=GGLG
 
@@ -158,7 +166,8 @@ USER_ID=$MACHINE_ID
 
 AU_VERSION=MementoSoftwareUpdate-0.1.0.0
 
-APP_TRACK=$(findLSBValue "CHROMEOS_RELEASE_TRACK")
+
+APP_TRACK=${FLAGS_track:-$(findLSBValue "CHROMEOS_RELEASE_TRACK")}
 
 APP_BOARD=$(findLSBValue "CHROMEOS_RELEASE_BOARD")