import Ganeti.HTools.CLI
import Ganeti.HTools.IAlloc
import Ganeti.HTools.Types
-import Ganeti.HTools.Loader (RqType(..), Request(..))
+import Ganeti.HTools.Loader (RqType(..), Request(..), ClusterData(..))
+import Ganeti.HTools.ExtLoader (loadExternalData)
-- | Options list and functions
options :: [OptType]
-options = [oPrintNodes, oShowVer, oShowHelp]
+options =
+ [ oPrintNodes
+ , oDataFile
+ , oNodeSim
+ , oShowVer
+ , oShowHelp
+ ]
processResults :: (Monad m) =>
RqType -> Cluster.AllocSolution
processRequest :: Request
-> Result Cluster.AllocSolution
processRequest request =
- let Request rqtype nl il _ = request
+ let Request rqtype (ClusterData gl nl il _) = request
in case rqtype of
- Allocate xi reqn -> Cluster.tryAlloc nl il xi reqn
+ Allocate xi reqn -> Cluster.tryMGAlloc gl nl il xi reqn
Relocate idx reqn exnodes -> Cluster.tryReloc nl il idx reqn exnodes
Evacuate exnodes -> Cluster.tryEvac nl il exnodes
+-- | Reads the request from the data file(s)
+readRequest :: Options -> [String] -> IO Request
+readRequest opts args = do
+ when (null args) $ do
+ hPutStrLn stderr "Error: this program needs an input file."
+ exitWith $ ExitFailure 1
+
+ input_data <- readFile (head args)
+ r1 <- case (parseData input_data) of
+ Bad err -> do
+ hPutStrLn stderr $ "Error: " ++ err
+ exitWith $ ExitFailure 1
+ Ok rq -> return rq
+ r2 <- if isJust (optDataFile opts) || (not . null . optNodeSim) opts
+ then do
+ cdata <- loadExternalData opts
+ let Request rqt _ = r1
+ return $ Request rqt cdata
+ else return r1
+ return r2
+
-- | Main function.
main :: IO ()
main = do
cmd_args <- System.getArgs
(opts, args) <- parseOpts cmd_args "hail" options
- when (null args) $ do
- hPutStrLn stderr "Error: this program needs an input file."
- exitWith $ ExitFailure 1
-
- let input_file = head args
- shownodes = optShowNodes opts
- input_data <- readFile input_file
+ let shownodes = optShowNodes opts
- request <- case (parseData input_data) of
- Bad err -> do
- hPutStrLn stderr $ "Error: " ++ err
- exitWith $ ExitFailure 1
- Ok rq -> return rq
+ request <- readRequest opts args
- let Request rq nl _ _ = request
+ let Request rq cdata = request
when (isJust shownodes) $ do
hPutStrLn stderr "Initial cluster status:"
- hPutStrLn stderr $ Cluster.printNodes nl (fromJust shownodes)
+ hPutStrLn stderr $ Cluster.printNodes (cdNodes cdata)
+ (fromJust shownodes)
let sols = processRequest request >>= processResults rq
let (ok, info, rn) =