crockford base32: remove padding

.jjconflict-side-1/tools/offline_impl.ml

@@ -0,0 +1,230 @@
+open Syntax
+open Hash
+
+let read_file fname = Bos.OS.File.read (Fpath.v fname) |> unwrap_err_msg
+
+let write_file fname content =
+  Bos.OS.File.write (Fpath.v fname) content |> unwrap_err_msg
+
+let read_master_key_file filename =
+  let* master_key = read_file filename in
+  Crypto.EddsaPrivateKey.of_octets master_key
+
+let base_url = Uri.of_string "http://localhost:3434/"
+let full_url path = Uri.with_path base_url path |> Uri.to_string
+
+let download ~output =
+  let open Bos in
+  let uri = full_url "/management/keys/" in
+  OS.Cmd.run Cmd.(v "curl" % "-s" % "-o" % output % "-X" % "GET" % uri)
+  |> unwrap_err_msg
+
+let upload ~input ~url =
+  let open Bos in
+  let uri = full_url url in
+  OS.Cmd.run
+    Cmd.(
+      v "curl"
+      % "-i"
+      % "-X"
+      % "POST"
+      % "-H"
+      % "Content-Type: application/json"
+      % "--data"
+      % ("@" ^ input)
+      % uri)
+  |> unwrap_err_msg
+
+let setup ~output =
+  let () = Mirage_crypto_rng_unix.use_default () in
+  let priv, pub = Mirage_crypto_ec.Ed25519.generate () in
+  Fmt.pr "generated master public key:@\n%s@."
+    (Mirage_crypto_ec.Ed25519.pub_to_octets pub |> B32.encode);
+  let priv_data = Mirage_crypto_ec.Ed25519.priv_to_octets priv in
+  write_file output priv_data
+
+let sign ~master_key ~input ~output =
+  let open Crypto in
+  let* master_key = read_master_key_file master_key in
+  let* input = read_file input in
+  let master_pub = EddsaPrivateKey.pub_of_priv master_key in
+  let* future_keys_response = Api.decode Api.FutureKeysResponse.jsont input in
+  let* () =
+    Offline_sig.verify_future_keys_response master_pub future_keys_response
+  in
+  let master_signatures =
+    Offline_sig.mk_future_keys ~master_key future_keys_response
+  in
+  let* s = Api.encode Api.MasterSignatures.jsont master_signatures in
+  let* () = write_file output s in
+  Ok ()
+
+let revoke_denom ~output ~master_key ~h_denom =
+  let* key = read_master_key_file master_key in
+  let* h_denom_pub = DenominationHash.of_b32 h_denom in
+  let denom_revoke =
+    let master_sig =
+      let open Signatures.MasterDenominationKeyRevocation in
+      sign_f ~f:(Crypto.EddsaSignature.sign ~key) { h_denom_pub }
+    in
+    Api.DenomRevocationSignature.{ master_sig }
+  in
+  let* s = Api.encode Api.DenomRevocationSignature.jsont denom_revoke in
+  let* () = write_file output s in
+  Ok ()
+
+let revoke_signkey ~output ~master_key ~signkey =
+  let* key = read_master_key_file master_key in
+  let signkey_revoke =
+    let master_sig =
+      let open Signatures.MasterSigningKeyRevocation in
+      sign_f ~f:(Crypto.EddsaSignature.sign ~key) { exchange_pub= signkey }
+    in
+    Api.SignkeyRevocationSignature.{ master_sig }
+  in
+  let* s = Api.encode Api.SignkeyRevocationSignature.jsont signkey_revoke in
+  let* () = write_file output s in
+  Ok ()
+
+let global_fees ~output ~master_key ~start_date ~end_date ~history_fee
+    ~account_fee ~purse_fee ~history_expiration ~purse_account_limit
+    ~purse_timeout =
+  let open Crypto in
+  let* key = read_master_key_file master_key in
+  let* purse_account_limit =
+    match
+      purse_account_limit >= 0
+      && purse_account_limit <= Int32.to_int Int32.max_int
+    with
+    | false -> Error "invalid purse_account_limit value"
+    | true -> Ok (Int32.of_int purse_account_limit)
+  in
+  let master_sig =
+    let open Signatures.GlobalFees in
+    (* TODO KYC *)
+    let kyc_timeout = Time.Relative.forever in
+    let kyc_fee = Amount.dummy_value in
+    sign_f ~f:(EddsaSignature.sign ~key)
+      {
+        start_date;
+        end_date;
+        purse_timeout;
+        kyc_timeout;
+        history_expiration;
+        history_fee;
+        kyc_fee;
+        account_fee;
+        purse_fee;
+        purse_account_limit;
+      }
+  in
+  let global_fees =
+    Api.GlobalFees.
+      {
+        start_date;
+        end_date;
+        purse_timeout;
+        history_expiration;
+        history_fee;
+        account_fee;
+        purse_fee;
+        purse_account_limit;
+        master_sig;
+      }
+  in
+  let* s = Api.encode Api.GlobalFees.jsont global_fees in
+  let* () = write_file output s in
+  Ok ()
+
+let enable_auditor ~output ~master_key ~auditor_url ~auditor_name ~auditor_pub
+    ~validity_start =
+  let open Crypto in
+  let* key = read_master_key_file master_key in
+  let master_sig =
+    let open Signatures.MasterAddAuditor in
+    sign_f ~f:(EddsaSignature.sign ~key)
+      {
+        start_date= validity_start;
+        auditor_pub;
+        h_auditor_url= Hash.Cstring.H64.hash auditor_url;
+      }
+  in
+  let v =
+    Api.AuditorSetupMessage.
+      { auditor_url; auditor_name; auditor_pub; master_sig; validity_start }
+  in
+  let* s = Api.encode Api.AuditorSetupMessage.jsont v in
+  let* () = write_file output s in
+  Ok ()
+
+let disable_auditor ~output ~master_key ~auditor_pub ~validity_end =
+  let open Crypto in
+  let* key = read_master_key_file master_key in
+  let master_sig =
+    let open Signatures.MasterDelAuditor in
+    sign_f ~f:(EddsaSignature.sign ~key) { end_date= validity_end; auditor_pub }
+  in
+  let v = Api.AuditorTeardownMessage.{ master_sig; validity_end } in
+  let* s = Api.encode Api.AuditorTeardownMessage.jsont v in
+  let* () = write_file output s in
+  Ok ()
+
+let wire_fee ~output ~master_key ~wire_method ~fee_start ~fee_end ~closing_fee
+    ~wire_fee =
+  let open Crypto in
+  let* key = read_master_key_file master_key in
+  let master_sig_wire =
+    let open Signatures.MasterWireFee in
+    sign_f ~f:(EddsaSignature.sign ~key)
+      {
+        h_wire_method= Hash.Cstring.H64.hash wire_method;
+        start_date= fee_start;
+        end_date= fee_end;
+        closing_fee;
+        wire_fee;
+      }
+  in
+  let v =
+    Api.WireFeeSetupMessage.
+      {
+        wire_method;
+        fee_start;
+        fee_end;
+        closing_fee;
+        wire_fee;
+        master_sig_wire;
+      }
+  in
+  let* s = Api.encode Api.WireFeeSetupMessage.jsont v in
+  let* () = write_file output s in
+  Ok ()
+
+let drain ~output ~master_key ~debit_account_section ~credit_payto_uri ~wtid
+    ~date ~amount =
+  let open Crypto in
+  let* key = read_master_key_file master_key in
+  let master_sig =
+    let open Signatures.MasterDrainProfit in
+    sign_f ~f:(EddsaSignature.sign ~key)
+      {
+        wtid;
+        date;
+        amount;
+        h_section= Hash.Cstring.H64.hash debit_account_section;
+        h_payto= FullPaytoHash.hash credit_payto_uri;
+      }
+  in
+  let v =
+    Api.DrainProfitsMessage.
+      {
+        debit_account_section;
+        credit_payto_uri;
+        wtid;
+        master_sig;
+        date;
+        amount;
+      }
+  in
+  let* s = Api.encode Api.DrainProfitsMessage.jsont v in
+  let* () = write_file output s in
+  Ok ()