supports importing multisig Ledger accounts

handles import of accounts where multisigKeys contains an identity, but no
keyPackage

adds json test case

ironfish/src/rpc/routes/wallet/__importTestCases__/2p6p0_json_multisig.txt

@@ -0,0 +1 @@
+{"version":4,"name":"multisig-test-0","spendingKey":null,"viewKey":"293d96b68049736f3cf75eae4b34e0cb7ef4123e0a932d0950ed29993c8f320732217bef15f3b4fb91604456e36d473036b2b71c55ae2792154164849894cfb2","incomingViewKey":"cf53348203c66c3196580d47e32f57e0c9096b4a1e15d5ddc7f4d0c51374d703","outgoingViewKey":"3ceb1aae767b95524ef4352c95ed5e45fb654d9466d22c00157723a3f03d1fb2","publicAddress":"4d740a396b33cea2755342847a3869c1f7b693f5b3839298344c9b0548151c98","createdAt":{"hash":"000000df3bee7c0486981e1c41776bd2e3272a96bf2ca65f5b77a855b8effdf8","sequence":66},"multisigKeys":{"publicKeyPackage":"a600000000c3d2051e02fa165dea65cfb13778b4b6b2ef4fad6045f1ac72e33d122c303ff08b1cf101067bf9c0e2f1cd4b422e930531173f2baaf865b61afaecffcfae20354445635f57a38ba803ede7410f01bba3e18cc043ad504690c88dff3b45d2ba64d05c92c50a23caf37a66cf7a18bfb7390b94fc508a5c8c5027c4f1b39f4f0336f9740a8a69293d96b68049736f3cf75eae4b34e0cb7ef4123e0a932d0950ed29993c8f32070200000072c60942feac595aa83bb0856c264dfc070b8f3c765ca9434054fde21a2806938184b7c5421c5efa9e8f4ba3295ffc229fa05925f08f6ae9837ba4ac6b720a2a44a10c8e761faa2534149c33c7864c4b780d4d83409e5ca3d9428f1f09b0b0476137feb8a8f73cb3d2515110f1b82e88a2af2708a2961ef6c9e15541e288dcad03723729d1b6af022a4c5d67e126a3a79700d5b346577d2ecb1d3b543f4f4f18f2bb43850fb4fd8b554732a11de1b8f0ab65717f01b79c8fd5b459507a65e78c5432454de9de1722f33846ce2bead0b9ad50290edb96b065f2cbc80762518d39a209de1c3e7d998314b3fc9380cdd3b98bd363ec486317bd1e72b8628e61163403040200","identity":"723729d1b6af022a4c5d67e126a3a79700d5b346577d2ecb1d3b543f4f4f18f2bb43850fb4fd8b554732a11de1b8f0ab65717f01b79c8fd5b459507a65e78c5432454de9de1722f33846ce2bead0b9ad50290edb96b065f2cbc80762518d39a209de1c3e7d998314b3fc9380cdd3b98bd363ec486317bd1e72b8628e6116340304"},"proofAuthorizingKey":"c1ecf0f5baa2656f358154decb9011383dccbee08e06f1d9d308d992d03fcf0a"}

ironfish/src/rpc/routes/wallet/serializers.ts

@@ -5,6 +5,7 @@ import { Config } from '../../../fileStores'
 import { BufferUtils, CurrencyUtils } from '../../../utils'
 import { Account, Wallet } from '../../../wallet'
 import {
+  isMultisigHardwareSignerImport,
   isMultisigSignerImport,
   isMultisigSignerTrustedDealerImport,
   MultisigKeysImport,
@@ -107,6 +108,13 @@ export function deserializeRpcAccountMultisigKeys(
     }
   }
 
+  if (isMultisigHardwareSignerImport(rpcMultisigKeys)) {
+    return {
+      publicKeyPackage: rpcMultisigKeys.publicKeyPackage,
+      identity: rpcMultisigKeys.identity,
+    }
+  }
+
   if (isMultisigSignerTrustedDealerImport(rpcMultisigKeys)) {
     return {
       publicKeyPackage: rpcMultisigKeys.publicKeyPackage,

ironfish/src/wallet/exporter/accountImport.ts

@@ -11,6 +11,7 @@ import {
   isValidSpendingKey,
   isValidViewKey,
 } from '../validator'
+import { isSignerMultisig } from '../walletdb/multisigKeys'
 import { MultisigKeysImport } from './multisig'
 
 export type AccountImport = {
@@ -58,7 +59,7 @@ export function toAccountImport(
   if (viewOnly) {
     value.spendingKey = null
 
-    if (value.multisigKeys) {
+    if (value.multisigKeys && isSignerMultisig(value.multisigKeys)) {
       value.multisigKeys = {
         publicKeyPackage: value.multisigKeys.publicKeyPackage,
       }

ironfish/src/wallet/exporter/multisig.ts

@@ -1,7 +1,11 @@
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
-import { MultisigKeys, MultisigSigner } from '../interfaces/multisigKeys'
+import {
+  MultisigHardwareSigner,
+  MultisigKeys,
+  MultisigSigner,
+} from '../interfaces/multisigKeys'
 
 export interface MultisigSignerTrustedDealerImport {
   identity: string
@@ -18,8 +22,14 @@ export function isMultisigSignerImport(data: MultisigKeysImport): data is Multis
   return 'secret' in data
 }
 
+export function isMultisigHardwareSignerImport(
+  data: MultisigKeysImport,
+): data is MultisigHardwareSigner {
+  return 'identity' in data && !('keyPackage' in data)
+}
+
 export function isMultisigSignerTrustedDealerImport(
   data: MultisigKeysImport,
 ): data is MultisigSignerTrustedDealerImport {
-  return 'identity' in data
+  return 'identity' in data && 'keyPackage' in data
 }