diff options
Diffstat (limited to 'Plugins/Monitors')
| -rw-r--r-- | Plugins/Monitors/Disk.hs | 2 | ||||
| -rw-r--r-- | Plugins/Monitors/StatFS.hsc | 71 |
2 files changed, 1 insertions, 72 deletions
diff --git a/Plugins/Monitors/Disk.hs b/Plugins/Monitors/Disk.hs index 3a9a70f..c0d8de7 100644 --- a/Plugins/Monitors/Disk.hs +++ b/Plugins/Monitors/Disk.hs @@ -17,7 +17,7 @@ module Plugins.Monitors.Disk ( diskUConfig, runDiskU ) where import Plugins.Monitors.Common -import Plugins.Monitors.StatFS +import StatFS import Control.Monad (zipWithM) import qualified Data.ByteString.Lazy.Char8 as B diff --git a/Plugins/Monitors/StatFS.hsc b/Plugins/Monitors/StatFS.hsc deleted file mode 100644 index 9c1972c..0000000 --- a/Plugins/Monitors/StatFS.hsc +++ /dev/null @@ -1,71 +0,0 @@ ------------------------------------------------------------------------------ --- | --- Module : Plugins.Monitors.StatFS --- Copyright : (c) Jose A Ortega Ruiz --- License : BSD-style (see LICENSE) --- --- Maintainer : Jose A Ortega Ruiz <jao@gnu.org> --- Stability : unstable --- Portability : unportable --- --- A binding to C's statvfs(2) --- ------------------------------------------------------------------------------ - -{-# LANGUAGE CPP, ForeignFunctionInterface, EmptyDataDecls #-} - - -module Plugins.Monitors.StatFS ( FileSystemStats(..) - , getFileSystemStats ) where - -import Foreign -import Foreign.C.Types -import Foreign.C.String -import Data.ByteString (useAsCString) -import Data.ByteString.Char8 (pack) - -#include <sys/vfs.h> - -data FileSystemStats = FileSystemStats { - fsStatBlockSize :: Integer - -- ^ Optimal transfer block size. - , fsStatBlockCount :: Integer - -- ^ Total data blocks in file system. - , fsStatByteCount :: Integer - -- ^ Total bytes in file system. - , fsStatBytesFree :: Integer - -- ^ Free bytes in file system. - , fsStatBytesAvailable :: Integer - -- ^ Free bytes available to non-superusers. - , fsStatBytesUsed :: Integer - -- ^ Bytes used. - } deriving (Show, Eq) - -data CStatfs - -foreign import ccall unsafe "sys/vfs.h statfs64" - c_statfs :: CString -> Ptr CStatfs -> IO CInt - -toI :: CLong -> Integer -toI = toInteger - -getFileSystemStats :: String -> IO (Maybe FileSystemStats) -getFileSystemStats path = - allocaBytes (#size struct statfs) $ \vfs -> - useAsCString (pack path) $ \cpath -> do - res <- c_statfs cpath vfs - if res == -1 then return Nothing - else do - bsize <- (#peek struct statfs, f_bsize) vfs - bcount <- (#peek struct statfs, f_blocks) vfs - bfree <- (#peek struct statfs, f_bfree) vfs - bavail <- (#peek struct statfs, f_bavail) vfs - let bpb = toI bsize - return $ Just FileSystemStats - { fsStatBlockSize = bpb - , fsStatBlockCount = toI bcount - , fsStatByteCount = toI bcount * bpb - , fsStatBytesFree = toI bfree * bpb - , fsStatBytesAvailable = toI bavail * bpb - , fsStatBytesUsed = toI (bcount - bfree) * bpb - } |