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Diffstat (limited to 'src/Plugins/Monitors/Uptime.hs')
-rw-r--r-- | src/Plugins/Monitors/Uptime.hs | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/Plugins/Monitors/Uptime.hs b/src/Plugins/Monitors/Uptime.hs new file mode 100644 index 0000000..8524bcc --- /dev/null +++ b/src/Plugins/Monitors/Uptime.hs @@ -0,0 +1,50 @@ +------------------------------------------------------------------------------ +-- | +-- 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 useSuffix + 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 |