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-rw-r--r--Plugins/Monitors/Uptime.hs50
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+------------------------------------------------------------------------------
+-- |
+-- Module : Plugins.Monitors.Uptime
+-- Copyright : (c) 2010 Jose Antonio Ortega Ruiz
+-- License : BSD3-style (see LICENSE)
+--
+-- Maintainer : jao@gnu.org
+-- Stability : unstable
+-- Portability : unportable
+-- Created: Sun Dec 12, 2010 20:26
+--
+--
+-- Uptime
+--
+------------------------------------------------------------------------------
+
+
+module Plugins.Monitors.Uptime (uptimeConfig, runUptime) where
+
+import Plugins.Monitors.Common
+
+import qualified Data.ByteString.Lazy.Char8 as B
+
+uptimeConfig :: IO MConfig
+uptimeConfig = mkMConfig "Up <days>d <hours>h <minutes>m"
+ ["days", "hours", "minutes", "seconds"]
+
+readUptime :: IO Float
+readUptime =
+ fmap (read . B.unpack . head . B.words) (B.readFile "/proc/uptime")
+
+secsPerDay :: Integer
+secsPerDay = 24 * 3600
+
+uptime :: Monitor [String]
+uptime = do
+ t <- io readUptime
+ u <- getConfigValue usePercent
+ let tsecs = floor t
+ secs = tsecs `mod` secsPerDay
+ days = tsecs `quot` secsPerDay
+ hours = secs `quot` 3600
+ mins = (secs `mod` 3600) `div` 60
+ ss = secs `mod` 60
+ str x s = if u then show x ++ s else show x
+ mapM (`showWithColors'` days)
+ [str days "d", str hours "h", str mins "m", str ss "s"]
+
+runUptime :: [String] -> Monitor String
+runUptime _ = uptime >>= parseTemplate