- return $ do -- Result monad
- node_data <- node_body >>= getNodes
- let (node_names, node_idx) = assignIndices node_data
- inst_data <- inst_body >>= getInstances node_names
- let (_, inst_idx) = assignIndices inst_data
- return (node_idx, inst_idx)
+ tags_body <- getUrl $ printf "%s/2/tags" url
+ return (group_body, node_body, inst_body, tags_body)
+
+-- | Builds the cluster data from the raw Rapi content
+parseData :: (Result String, Result String, Result String, Result String)
+ -> Result (Group.List, Node.List, Instance.List, [String])
+parseData (group_body, node_body, inst_body, tags_body) = do
+ group_data <- group_body >>= getGroups
+ let (group_names, group_idx) = assignIndices group_data
+ node_data <- node_body >>= getNodes group_names
+ let (node_names, node_idx) = assignIndices node_data
+ inst_data <- inst_body >>= getInstances node_names
+ let (_, inst_idx) = assignIndices inst_data
+ tags_data <- tags_body >>= (fromJResult "Parsing tags data" . decodeStrict)
+ return (group_idx, node_idx, inst_idx, tags_data)
+
+-- | Top level function for data loading
+loadData :: String -- ^ Cluster or URL to use as source
+ -> IO (Result (Group.List, Node.List, Instance.List, [String]))
+loadData master = readData master >>= return . parseData