tiny_httpd/tests/ws-server/test_ws_server.ml
2024-04-15 10:26:52 -04:00

77 lines
2.2 KiB
OCaml

module S = Tiny_httpd
open Tiny_httpd_core
let pf = Printf.printf
let setup_logging ~debug () =
Logs.set_reporter @@ Logs.format_reporter ();
Logs.set_level ~all:true
@@ Some
(if debug then
Logs.Debug
else
Logs.Info)
let reply_buf (req : unit Request.t) ic oc =
Log.info (fun k ->
k "buf: new client connection from %s"
(Util.show_sockaddr req.client_addr));
let buf = Bytes.create 1024 in
let continue = ref true in
while !continue do
match IO.Input.input ic buf 0 (Bytes.length buf) with
| 0 -> continue := false
| exception End_of_file -> continue := false
| n ->
pf "read %d bytes: \"%s\"\n%!" n (Bytes.sub_string buf 0 n);
(* echo back *)
IO.Output.output oc buf 0 n;
IO.Output.flush oc
done;
Log.info (fun k -> k "client exiting")
let reply_by_line (req : unit Request.t) ic oc =
Log.info (fun k ->
k "by line: new client connection from %s"
(Util.show_sockaddr req.client_addr));
let continue = ref true in
while !continue do
match IO.Input.input_line ic with
| exception End_of_file -> continue := false
| None -> continue := false
| Some line ->
pf "read line: \"%s\"\n%!" line;
(* echo back *)
IO.Output.output_line oc line;
IO.Output.flush oc
done;
Log.info (fun k -> k "client exiting")
let () =
let port_ = ref 8080 in
let j = ref 16 in
let debug = ref false in
Arg.parse
(Arg.align
[
"--port", Arg.Set_int port_, " set port";
"-p", Arg.Set_int port_, " set port";
"--debug", Arg.Set debug, " enable debug";
"-j", Arg.Set_int j, " maximum number of connections";
])
(fun _ -> raise (Arg.Bad ""))
"test-ws-server [option]*";
setup_logging ~debug:!debug ();
let server = S.create ~port:!port_ ~max_connections:!j () in
Tiny_httpd_ws.add_route_handler server
Route.(exact "line" @/ return)
reply_by_line;
Tiny_httpd_ws.add_route_handler server Route.(exact "buf" @/ return) reply_buf;
Printf.printf "listening on http://%s:%d\n%!" (S.addr server) (S.port server);
match S.run server with
| Ok () -> ()
| Error e -> raise e