clean up offline.ml
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parent
a3f679f438
commit
8456a873bb
2 changed files with 52 additions and 56 deletions
104
tools/offline.ml
104
tools/offline.ml
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@ -3,17 +3,27 @@
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- setup: need public key in config file
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- check sigs *)
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(* doc: https://docs.taler.net/manpages/taler-exchange-offline.1.html *)
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let version = "%%VERSION%%"
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open Syntax
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let read_file fname = Bos.OS.File.read (Fpath.v fname) |> unwrap_err_msg
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let write_file fname content =
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Bos.OS.File.write (Fpath.v fname) content |> unwrap_err_msg
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let base_url = Uri.of_string "http://localhost:3434/"
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let management_keys_url =
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Uri.with_path base_url "/management/keys/" |> Uri.to_string
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let download ~output =
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let open Bos in
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let uri = Uri.with_path base_url "/management/keys/" |> Uri.to_string in
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OS.Cmd.run Cmd.(v "curl" (* % "-s" *) % "-o" % output % "-X" % "GET" % uri)
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let uri = management_keys_url in
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OS.Cmd.run Cmd.(v "curl" % "-s" % "-o" % output % "-X" % "GET" % uri)
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let upload ~input =
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let open Bos in
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let uri = Uri.with_path base_url "/management/keys/" |> Uri.to_string in
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let uri = management_keys_url in
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OS.Cmd.run
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Cmd.(
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v "curl"
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@ -27,23 +37,17 @@ let upload ~input =
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% uri)
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let setup ~output =
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let output = Fpath.v output in
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let () = Mirage_crypto_rng_unix.use_default () in
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let priv, pub = Mirage_crypto_ec.Ed25519.generate () in
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Fmt.pr "generated master public key:@\n%s@."
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(Mirage_crypto_ec.Ed25519.pub_to_octets pub |> B32.encode);
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let priv_data = Mirage_crypto_ec.Ed25519.priv_to_octets priv in
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Bos.OS.File.write output priv_data
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write_file output priv_data
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let sign ~input ~output ~master_key =
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let open Syntax in
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let open Bos.OS in
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let sign ~master_key ~input ~output =
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let open Crypto in
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let input = Fpath.v input in
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let output = Fpath.v output in
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let master_key = Fpath.v master_key in
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let* input = File.read input |> unwrap_err_msg in
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let* master_key = File.read master_key |> unwrap_err_msg in
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let* input = read_file input in
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let* master_key = read_file master_key in
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let master_key = EddsaPrivateKey.of_octets master_key in
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let* future_key_response = Api.decode Api.FutureKeysResponse.jsont input in
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let* () = Offline_bin.verify_future_key_response future_key_response in
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@ -51,7 +55,7 @@ let sign ~input ~output ~master_key =
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Offline_bin.make_master_signatures ~master_key future_key_response
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in
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let* s = Api.encode Api.MasterSignatures.jsont master_signatures in
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let* () = File.write output s |> unwrap_err_msg in
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let* () = write_file output s in
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Ok ()
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(* CLI *)
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@ -59,22 +63,24 @@ let sign ~input ~output ~master_key =
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open Cmdliner
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open Cmdliner.Term.Syntax
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let default_master_offline_key_file = "data/master_offline_private_key"
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let default_response_file = "response.json"
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let default_request_file = "request.json"
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let to_term_ret = function Error e -> `Error (false, e) | Ok () -> `Ok ()
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let setup_cmd =
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let doc = "Generate offline master keys" in
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let output =
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Arg.(
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value
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& opt filepath "data/eddsa_master_offline"
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& opt filepath default_master_offline_key_file
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& info [ "o"; "output" ] ~doc)
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in
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Cmd.make (Cmd.info "setup" ~version ~doc)
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Cmd.make (Cmd.info "setup" ~doc)
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@@ Term.ret
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@@
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let+ output = output in
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match setup ~output with
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| Error (`Msg err) ->
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Fmt.epr "Setup failure: %s@." err;
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exit 1
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| Ok () -> ()
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setup ~output |> to_term_ret
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let download_cmd =
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let doc = "GET /management/keys/" in
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@ -82,16 +88,14 @@ let download_cmd =
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[ `S Manpage.s_description; `P "$(cmd) download /management/keys." ]
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in
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let output =
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Arg.(value & opt filepath "future_keys.json" & info [ "o"; "output" ] ~doc)
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Arg.(
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value & opt filepath default_response_file & info [ "o"; "output" ] ~doc)
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in
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Cmd.make (Cmd.info "download" ~version ~doc ~man)
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Cmd.make (Cmd.info "download" ~doc ~man)
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@@ Term.ret
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@@
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let+ output = output in
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match download ~output with
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| Error (`Msg err) ->
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Fmt.epr "Download failure: %s@." err;
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exit 1
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| Ok () -> ()
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download ~output |> unwrap_err_msg |> to_term_ret
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let upload_cmd =
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let doc = "POST /management/keys/" in
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@ -99,51 +103,39 @@ let upload_cmd =
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[ `S Manpage.s_description; `P "$(cmd) upload /management/keys." ]
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in
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let input =
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Arg.(
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value & opt filepath "master_signatures.json" & info [ "i"; "input" ] ~doc)
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Arg.(value & opt file default_request_file & info [ "i"; "input" ] ~doc)
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in
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Cmd.make (Cmd.info "upload" ~version ~doc ~man)
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Cmd.make (Cmd.info "upload" ~doc ~man)
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@@ Term.ret
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@@
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let+ input = input in
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match upload ~input with
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| Error (`Msg err) ->
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Fmt.epr "Upload failure: %s@." err;
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exit 1
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| Ok () -> ()
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upload ~input |> unwrap_err_msg |> to_term_ret
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let sign_cmd =
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let doc = "Sign FutureKeysResponse." in
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let master_key =
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let doc = "Master offline Eddsa private key file." in
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Arg.(value & opt file default_master_offline_key_file & info [ "key" ] ~doc)
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in
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let input =
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Arg.(value & opt filepath "future_keys.json" & info [ "i"; "input" ] ~doc)
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Arg.(value & opt file default_response_file & info [ "i"; "input" ] ~doc)
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in
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let output =
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Arg.(
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value
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& opt filepath "master_signatures.json"
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& info [ "o"; "output" ] ~doc)
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value & opt filepath default_request_file & info [ "o"; "output" ] ~doc)
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in
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let master_key =
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let doc = "Master offline Eddsa private key file." in
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Arg.(
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value
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& opt filepath "data/eddsa_master_offline"
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& info [ "master-key" ] ~doc)
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in
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Cmd.make (Cmd.info "sign" ~version ~doc)
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Cmd.make (Cmd.info "sign" ~doc)
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@@ Term.ret
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@@
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let+ input = input and+ output = output and+ master_key = master_key in
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match sign ~input ~output ~master_key with
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| Error (*`Msg*) err ->
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Fmt.epr "Signature failure: %s@." err;
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exit 1
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| Ok () -> ()
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sign ~input ~output ~master_key |> to_term_ret
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let cli =
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let info =
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let doc = "MTE Offline CLI tool" in
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Cmd.info "mte-offline" ~version ~doc
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Cmd.info "mte-offline" ~doc
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in
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Cmd.group info [ setup_cmd; download_cmd; sign_cmd; upload_cmd ]
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let main () = Cmd.eval cli
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let () = exit (main ())
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let () = if !Sys.interactive then () else exit (main ())
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