Add module containing function for getting info from Xen
The Xen instance status data collector will require to get some informationfrom the hypervisor. This commit introduces a module providing such functions.
Signed-off-by: Michele Tartara <mtartara@google.com>...
Switch Attoparsec parser from double to rational
According to the documentation, “This function is almost ten timesfaster than rational, but is slightly less accurate. For 94.2% ofnumbers, this function and rational give identical results, but forthe remaining 5.8%, this function loses precision around the 15th...
Add Haskell parser for "xm uptime"
In order to fetch precise information about the uptime of the VMsrunning in Xen, we need to analyze the output of the "xm uptime" command.
This commit adds the parser to do that, and its tests.
Add Haskell parser for "xm list --long"
In order to fetch precise information about the status of the VMs running inXen, we need to analyze the output of the "xm list --long" command.
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