From 526966434f2248c1200427677dc3882668714693 Mon Sep 17 00:00:00 2001
From: AndrewRademacher <andrew.rademacher@smrxt.com>
Date: Wed, 24 Feb 2016 16:52:14 -0600
Subject: Project init; added Gelf format.

---
 src/Graylog/Gelf.hs | 76 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 src/Graylog/Gelf.hs

(limited to 'src/Graylog/Gelf.hs')

diff --git a/src/Graylog/Gelf.hs b/src/Graylog/Gelf.hs
new file mode 100644
index 0000000..67e0de7
--- /dev/null
+++ b/src/Graylog/Gelf.hs
@@ -0,0 +1,76 @@
+{-# LANGUAGE DeriveDataTypeable #-}
+{-# LANGUAGE DeriveGeneric      #-}
+{-# LANGUAGE OverloadedStrings  #-}
+
+module Graylog.Gelf where
+
+import           Data.Aeson        (ToJSON (..), Value (..), genericToJSON,
+                                    toJSON)
+import           Data.Aeson.Casing
+import           Data.Scientific
+import           Data.Text         (Text)
+import           Data.Time
+import           Data.Typeable
+import           Data.Vector
+import           GHC.Generics
+
+data GELF
+   = GELF
+      { _gelfVersion          :: Version
+      , _gelfHost             :: Text
+      , _gelfShortMessage     :: Text
+      , _gelfFullMessage      :: Maybe Text
+      , _gelfTimestamp        :: Maybe UTCTime
+      , _gelfLevel            :: Maybe SyslogLevel
+      , _gelfLine             :: Maybe Word
+      , _gelfFile             :: Maybe Text
+      , _gelfAdditionalFields :: Vector Field
+      }
+   deriving (Show, Typeable, Generic)
+
+instance ToJSON GELF where
+   toJSON = genericToJSON $ aesonPrefix snakeCase
+
+--
+
+data Version
+   = Version1x1
+   deriving (Eq, Show, Typeable, Generic)
+
+instance ToJSON Version where
+   toJSON Version1x1 = String "1.1"
+
+--
+
+data SyslogLevel
+   = Emergency
+   | Alert
+   | Critical
+   | Error
+   | Warning
+   | Notice
+   | Informational
+   | Debug
+   deriving (Eq, Ord, Show, Typeable, Generic)
+
+instance ToJSON SyslogLevel where
+   toJSON Emergency     = Number 0
+   toJSON Alert         = Number 1
+   toJSON Critical      = Number 2
+   toJSON Error         = Number 3
+   toJSON Warning       = Number 4
+   toJSON Notice        = Number 5
+   toJSON Informational = Number 6
+   toJSON Debug         = Number 7
+
+--
+
+data Field
+   = FieldString Text
+   | FieldNumber Scientific
+   deriving (Eq, Show, Typeable, Generic)
+
+instance ToJSON Field where
+   toJSON (FieldString s) = String s
+   toJSON (FieldNumber n) = Number n
+
-- 
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