Also provide the program version

Conceptionally, the versions of the program, the protocols, and the
configuration are three different things, even though, currently there
is a tight coupling. So export the version as well, as the upgrades
are designed to make decisions based on the version.
Signed-off-by: Klaus Aehlig <aehlig@google.com>
Reviewed-by: Jose Lopes <jabolopes@google.com>

lib/constants.py

@@ -44,6 +44,10 @@ VCS_VERSION = _vcsversion.VCS_VERSION
 EXPORT_VERSION = 0
 RAPI_VERSION = 2
 
+VERSION_MAJOR = _constants.VERSION_MAJOR
+VERSION_MINOR = _constants.VERSION_MINOR
+VERSION_REVISION = _constants.VERSION_REVISION
+
 CONFIG_MAJOR = _constants.CONFIG_MAJOR
 CONFIG_MINOR = _constants.CONFIG_MINOR
 CONFIG_REVISION = _constants.CONFIG_REVISION

src/Ganeti/HsConstants.hs

@@ -119,6 +119,15 @@ gntScripts = AutoConf.gntScripts
 releaseVersion :: String
 releaseVersion = AutoConf.packageVersion
 
+versionMajor :: Int
+versionMajor = AutoConf.versionMajor
+
+versionMinor :: Int
+versionMinor = AutoConf.versionMinor
+
+versionRevision :: Int
+versionRevision = AutoConf.versionRevision
+
 configMajor :: Int
 configMajor = AutoConf.versionMajor