rpc: add external_signer option to createwallet

1 files changed, 8 insertions, 0 deletions

diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index 53232db6bc..9d61f6fbe2 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -2726,6 +2726,7 @@ static RPCHelpMan createwallet()
             {"avoid_reuse", RPCArg::Type::BOOL, /* default */ "false", "Keep track of coin reuse, and treat dirty and clean coins differently with privacy considerations in mind."},
             {"descriptors", RPCArg::Type::BOOL, /* default */ "false", "Create a native descriptor wallet. The wallet will use descriptors internally to handle address creation"},
             {"load_on_startup", RPCArg::Type::BOOL, /* default */ "null", "Save wallet name to persistent settings and load on startup. True to add wallet to startup list, false to remove, null to leave unchanged."},
+            {"external_signer", RPCArg::Type::BOOL, /* default */ "false", "Use an external signer such as a hardware wallet. Requires -signer to be configured. Wallet creation will fail if keys cannot be fetched. Requires disable_private_keys and descriptors set to true."},
         },
         RPCResult{
             RPCResult::Type::OBJ, "", "",
@@ -2770,6 +2771,13 @@ static RPCHelpMan createwallet()
         flags |= WALLET_FLAG_DESCRIPTORS;
         warnings.emplace_back(Untranslated("Wallet is an experimental descriptor wallet"));
     }
+    if (!request.params[7].isNull() && request.params[7].get_bool()) {
+#ifdef ENABLE_EXTERNAL_SIGNER
+        flags |= WALLET_FLAG_EXTERNAL_SIGNER;
+#else
+        throw JSONRPCError(RPC_WALLET_ERROR, "Configure with --enable-external-signer to use this");
+#endif
+    }
 
 #ifndef USE_BDB
     if (!(flags & WALLET_FLAG_DESCRIPTORS)) {