Get the results from `fping` and push to agent
Get the results from `fping` and push to agent

Create a type `SamplingIPAddress` as the type of the sampling frame.
Execute the command `fping` and get the results. Note that the result
is directed to `STDERR` by default. Parse the results into a string
slice. Form the JSOM parameters by the parsed fields.

masato25/open-falcon-backend,Cepave/open-falcon-backend,Cepave/open-falcon-backend,masato25/open-falcon-backend,masato25/open-falcon-backend,masato25/open-falcon-backend,Cepave/open-falcon-backend,Cepave/open-falcon-backend,Cepave/open-falcon-backend,masato25/open-falcon-backend,masato25/open-falcon-backend,Cepave/open-falcon-backend