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(* Implementation of the worker *)
open Mm_proto_aux
let jobs_at_once = 100
let proc_run (controller_host, controller_port) () =
let controller =
Mm_proto_clnt.Controller.V1.create_client2
(`Socket(Rpc.Tcp,
Rpc_client.Inet(controller_host,controller_port),
Rpc_client.default_socket_config)) in
(* Get the dimension of the matrices, and retrieve them from the ctrl:*)
let ldim =
Mm_proto_clnt.Controller.V1.get_dim controller left in
let rdim =
Mm_proto_clnt.Controller.V1.get_dim controller right in
assert(ldim.rows = rdim.columns);
let lmatrix =
Array.make ldim.rows [| |] in
for j = 0 to ldim.rows-1 do
lmatrix.(j) <- Mm_proto_clnt.Controller.V1.get_row controller (left,j)
done;
let rmatrix =
Array.make rdim.rows [| |] in
for j = 0 to ldim.rows-1 do
rmatrix.(j) <- Mm_proto_clnt.Controller.V1.get_row controller (right,j)
done;
(* Get jobs until there are no more jobs. *)
let cont = ref true in
while !cont do
let jobs = Mm_proto_clnt.Controller.V1.pull_jobs controller jobs_at_once in
cont := (jobs <> [| |]);
let results = ref [] in
Array.iter
(fun job ->
let lcol = job.left_col in
let rrow = job.right_row in
let s = ref 0.0 in
for j = 0 to ldim.rows-1 do
s := !s +. lmatrix.(j).(lcol) *. rmatrix.(rrow).(j)
done;
results :=
{ res_job = job;
res_val = !s
} :: !results
)
jobs;
Mm_proto_clnt.Controller.V1.put_results controller (Array.of_list !results)
done;
(* Done: return "()" to caller *)
()
let configure cf addr =
let controller_host =
try cf # string_param(cf # resolve_parameter addr "controller_host")
with Not_found ->
failwith "Required param controller_host is missing" in
let controller_port =
try cf # int_param(cf # resolve_parameter addr "controller_port")
with Not_found ->
failwith "Required param controller_port is missing" in
(controller_host, controller_port)
let setup srv (controller_host, controller_port) =
Mm_proto_srv.Worker.V1.bind
~proc_ping:(fun () -> ())
~proc_run:(proc_run (controller_host, controller_port))
srv
let worker_factory() =
Rpc_netplex.rpc_factory
~configure
~name:"mm_worker"
~setup
()
|
