| 1 | -module(beam_stats_msg_graphite). |
| 2 | |
| 3 | -include("include/beam_stats.hrl"). |
| 4 | -include("include/beam_stats_msg_graphite.hrl"). |
| 5 | |
| 6 | -export_type( |
| 7 | [ t/0 |
| 8 | ]). |
| 9 | |
| 10 | -export( |
| 11 | [ of_beam_stats/1 |
| 12 | %, to_bin/1 |
| 13 | ]). |
| 14 | |
| 15 | -define(T, #?MODULE). |
| 16 | |
| 17 | -type t() :: |
| 18 | ?T{}. |
| 19 | |
| 20 | -spec of_beam_stats(beam_stats:t()) -> |
| 21 | [t()]. |
| 22 | of_beam_stats(#beam_stats{node_id=NodeID}=BeamStats) -> |
| 23 | NodeIDBin = node_id_to_bin(NodeID), |
| 24 | of_beam_stats(BeamStats, NodeIDBin). |
| 25 | |
| 26 | -spec of_beam_stats(beam_stats:t(), binary()) -> |
| 27 | [t()]. |
| 28 | of_beam_stats(#beam_stats |
| 29 | { timestamp = Timestamp |
| 30 | , node_id = _ |
| 31 | , memory = Memory |
| 32 | % TODO: Handle the rest of data point |
| 33 | }, |
| 34 | <<NodeID/binary>> |
| 35 | ) -> |
| 36 | of_memory(Memory, NodeID, Timestamp). |
| 37 | |
| 38 | -spec of_memory([{atom(), non_neg_integer()}], binary(), erlang:timestamp()) -> |
| 39 | [t()]. |
| 40 | of_memory(Memory, <<NodeID/binary>>, Timestamp) -> |
| 41 | ComponentToMessage = |
| 42 | fun ({Key, Value}) -> |
| 43 | KeyBin = atom_to_binary(Key, latin1), |
| 44 | ?T |
| 45 | { path = [NodeID, <<"memory">>, KeyBin] |
| 46 | , value = Value |
| 47 | , timestamp = Timestamp |
| 48 | } |
| 49 | end, |
| 50 | lists:map(ComponentToMessage, Memory). |
| 51 | |
| 52 | -spec node_id_to_bin(node()) -> |
| 53 | binary(). |
| 54 | node_id_to_bin(NodeID) -> |
| 55 | NodeIDBin = atom_to_binary(NodeID, utf8), |
| 56 | re:replace(NodeIDBin, "[\@\.]", "_", [global, {return, binary}]). |