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|
-----------------------------------------------------------------------------
-- |
-- Module : Plugins.Monitors.CoreCommon
-- Copyright : (c) Juraj Hercek
-- License : BSD-style (see LICENSE)
--
-- Maintainer : Juraj Hercek <juhe_haskell@hck.sk>
-- Stability : unstable
-- Portability : unportable
--
-- The common part for cpu core monitors (e.g. cpufreq, coretemp)
--
-----------------------------------------------------------------------------
module Plugins.Monitors.CoreCommon where
import Plugins.Monitors.Common
import System.Posix.Files (fileExist)
import System.Directory
checkedDataRetrieval :: String -> String -> String -> String -> Double -> Monitor String
checkedDataRetrieval failureMessage dir file pattern divisor = do
exists <- io $ fileExist $ foldl (++) dir ["/", pattern, "0/", file]
case exists of
False -> return failureMessage
True -> retrieveData dir file pattern divisor
retrieveData :: String -> String -> String -> Double -> Monitor String
retrieveData dir file pattern divisor = do
count <- io $ dirCount dir pattern
contents <- io $ mapM readFile $ files count
values <- mapM (showWithColors show) $ map conversion contents
parseTemplate values
where
dirCount path str = getDirectoryContents path
>>= return . length
. filter ((str ==) . take (length str))
files count = [ foldl (++) dir [ "/", pattern, show i, "/", file ]
| i <- [0 .. count - 1] ]
conversion = flip (/) divisor . (read :: String -> Double)
|
