wallet: Add missing check for -descriptors wallet tool option

Author: MarcoFalke

src/bitcoin-wallet.cpp

@@ -29,7 +29,7 @@ static void SetupWalletToolArgs(ArgsManager& argsman)
     argsman.AddArg("-wallet=<wallet-name>", "Specify wallet name", ArgsManager::ALLOW_ANY | ArgsManager::NETWORK_ONLY, OptionsCategory::OPTIONS);
     argsman.AddArg("-dumpfile=<file name>", "When used with 'dump', writes out the records to this file. When used with 'createfromdump', loads the records into a new wallet.", ArgsManager::ALLOW_STRING, OptionsCategory::OPTIONS);
     argsman.AddArg("-debug=<category>", "Output debugging information (default: 0).", ArgsManager::ALLOW_ANY, OptionsCategory::DEBUG_TEST);
-    argsman.AddArg("-descriptors", "Create descriptors wallet. Only for create", ArgsManager::ALLOW_BOOL, OptionsCategory::OPTIONS);
+    argsman.AddArg("-descriptors", "Create descriptors wallet. Only for 'create'", ArgsManager::ALLOW_BOOL, OptionsCategory::OPTIONS);
     argsman.AddArg("-format=<format>", "The format of the wallet file to create. Either \"bdb\" or \"sqlite\". Only used with 'createfromdump'", ArgsManager::ALLOW_ANY, OptionsCategory::OPTIONS);
     argsman.AddArg("-printtoconsole", "Send trace/debug info to console (default: 1 when no -debug is true, 0 otherwise).", ArgsManager::ALLOW_ANY, OptionsCategory::DEBUG_TEST);
 

src/wallet/wallettool.cpp

@@ -107,16 +107,18 @@ bool ExecuteWalletToolFunc(const ArgsManager& args, const std::string& command,
 {
     fs::path path = fs::absolute(name, GetWalletDir());
 
-    // -format is only allowed with createfromdump. Disallow it for all other commands.
     if (args.IsArgSet("-format") && command != "createfromdump") {
         tfm::format(std::cerr, "The -format option can only be used with the \"createfromdump\" command.\n");
         return false;
     }
-    // -dumpfile is only allowed with dump and createfromdump. Disallow it for all other commands.
     if (args.IsArgSet("-dumpfile") && command != "dump" && command != "createfromdump") {
         tfm::format(std::cerr, "The -dumpfile option can only be used with the \"dump\" and \"createfromdump\" commands.\n");
         return false;
     }
+    if (args.IsArgSet("-descriptors") && command != "create") {
+        tfm::format(std::cerr, "The -descriptors option can only be used with the 'create' command.\n");
+        return false;
+    }
 
     if (command == "create") {
         DatabaseOptions options;

test/functional/tool_wallet.py

@@ -31,7 +31,7 @@ def skip_test_if_missing_module(self):
     def bitcoin_wallet_process(self, *args):
         binary = self.config["environment"]["BUILDDIR"] + '/src/bitcoin-wallet' + self.config["environment"]["EXEEXT"]
         default_args = ['-datadir={}'.format(self.nodes[0].datadir), '-chain=%s' % self.chain]
-        if self.options.descriptors:
+        if self.options.descriptors and 'create' in args:
             default_args.append('-descriptors')
 
         return subprocess.Popen([binary] + default_args + list(args), stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE, universal_newlines=True)
@@ -344,6 +344,7 @@ def test_dump_createfromdump(self):
         self.assert_raises_tool_error('Dump file {} does not exist.'.format(non_exist_dump), '-wallet=todump', '-dumpfile={}'.format(non_exist_dump), 'createfromdump')
         wallet_path = os.path.join(self.nodes[0].datadir, 'regtest/wallets/todump2')
         self.assert_raises_tool_error('Failed to create database path \'{}\'. Database already exists.'.format(wallet_path), '-wallet=todump2', '-dumpfile={}'.format(wallet_dump), 'createfromdump')
+        self.assert_raises_tool_error("The -descriptors option can only be used with the 'create' command.", '-descriptors', '-wallet=todump2', '-dumpfile={}'.format(wallet_dump), 'createfromdump')
 
         self.log.info('Checking createfromdump')
         self.do_tool_createfromdump("load", "wallet.dump")