new command: `mmgen-tool resolve_address`

mmgen/main_tool.py

@@ -161,6 +161,7 @@ mods = {
 		'listaddresses',
 		'remove_address',
 		'remove_label',
+		'resolve_address',
 		'twview',
 		'txhist',
 	),

mmgen/tool/rpc.py

@@ -167,3 +167,14 @@ class tool_cmd(tool_cmd_base):
 			from ..util import msg
 			msg(f'Address {ret!r} deleted from tracking wallet')
 		return ret
+
+	async def resolve_address(self,mmgen_or_coin_addr:str):
+		"resolve an MMGen address in the tracking wallet to a coin address or vice-versa"
+		from ..tw.ctl import TrackingWallet
+		ret = await (await TrackingWallet(self.proto,mode='w')).resolve_address( mmgen_or_coin_addr )
+		if ret:
+			from ..util import Msg
+			from ..addr import is_coin_addr
+			return ret.mmaddr if is_coin_addr(self.proto,mmgen_or_coin_addr) else ret.coinaddr
+		else:
+			return False

mmgen/tw/ctl.py

@@ -219,15 +219,15 @@ class TrackingWallet(MMGenObject,metaclass=AsyncInit):
 		from .addrs import TwAddrList
 		return addr in (await TwAddrList(self.proto,[],0,True,True,True,wallet=self)).coinaddr_list()
 
-	# returns on failure
-	@write_mode
-	async def add_label(self,arg1,label='',addr=None,silent=False,on_fail='return'):
-		assert on_fail in ('return','raise'), 'add_label_chk1'
+	async def resolve_address(self,addrspec,usr_coinaddr=None):
+
 		mmaddr,coinaddr = None,None
-		if is_coin_addr(self.proto,addr or arg1):
-			coinaddr = get_obj(CoinAddr,proto=self.proto,addr=addr or arg1)
-		if is_mmgen_id(self.proto,arg1):
-			mmaddr = TwMMGenID(self.proto,arg1)
+
+		if is_coin_addr(self.proto,usr_coinaddr or addrspec):
+			coinaddr = get_obj(CoinAddr,proto=self.proto,addr=usr_coinaddr or addrspec)
+
+		if is_mmgen_id(self.proto,addrspec):
+			mmaddr = TwMMGenID(self.proto,addrspec)
 
 		if mmaddr and not coinaddr:
 			from ..addrdata import TwAddrData
@@ -240,7 +240,7 @@ class TrackingWallet(MMGenObject,metaclass=AsyncInit):
 			assert await self.is_in_wallet(coinaddr), f'Address {coinaddr!r} not found in tracking wallet'
 		except Exception as e:
 			msg(str(e))
-			return False
+			return None
 
 		# Allow for the possibility that BTC addr of MMGen addr was entered.
 		# Do reverse lookup, so that MMGen addr will not be marked as non-MMGen.
@@ -251,18 +251,30 @@ class TrackingWallet(MMGenObject,metaclass=AsyncInit):
 		if not mmaddr:
 			mmaddr = f'{self.proto.base_coin.lower()}:{coinaddr}'
 
-		mmaddr = TwMMGenID(self.proto,mmaddr)
+		from collections import namedtuple
+		return namedtuple('addr_info',['mmaddr','coinaddr'])(
+			TwMMGenID(self.proto,mmaddr),
+			coinaddr )
+
+	# returns on failure
+	@write_mode
+	async def add_label(self,addrspec,label='',coinaddr=None,silent=False,on_fail='return'):
+		assert on_fail in ('return','raise'), 'add_label_chk1'
+
+		res = await self.resolve_address(addrspec,coinaddr)
+		if not res:
+			return False
 
 		cmt = TwComment(label) if on_fail=='raise' else get_obj(TwComment,s=label)
 		if cmt in (False,None):
 			return False
 
-		lbl_txt = mmaddr + (' ' + cmt if cmt else '')
+		lbl_txt = res.mmaddr + (' ' + cmt if cmt else '')
 		lbl = (
 			TwLabel(self.proto,lbl_txt) if on_fail == 'raise' else
 			get_obj(TwLabel,proto=self.proto,text=lbl_txt) )
 
-		if await self.set_label(coinaddr,lbl) == False:
+		if await self.set_label(res.coinaddr,lbl) == False:
 			if not silent:
 				msg( 'Label could not be {}'.format('added' if label else 'removed') )
 			return False

mmgen/tw/unspent.py

@@ -281,7 +281,7 @@ class TwUnspentOutputs(MMGenObject,TwCommon,metaclass=AsyncInit):
 
 			async def do_lbl_add(lbl):
 				e = uo.data[idx-1]
-				if await uo.wallet.add_label( e.twmmid, lbl, addr=e.addr ):
+				if await uo.wallet.add_label( e.twmmid, lbl, coinaddr=e.addr ):
 					await uo.get_data()
 					uo.oneshot_msg = yellow('Label {} {} #{}\n\n'.format(
 						('added to' if lbl else 'removed from'),

test/test_py_d/ts_regtest.py

@@ -202,6 +202,7 @@ class TestSuiteRegtest(TestSuiteBase,TestSuiteShared):
 		('bob_bal4',                 "Bob's balance (after import)"),
 		('bob_import_list',          'importing flat address list'),
 		('bob_import_list_rescan',   'importing flat address list with --rescan'),
+		('bob_resolve_addr',         'resolving an address in the tracking wallet'),
 		('bob_split2',               "splitting Bob's funds"),
 		('bob_0conf0_getbalance',    "Bob's balance (unconfirmed, minconf=0)"),
 		('bob_0conf1_getbalance',    "Bob's balance (unconfirmed, minconf=1)"),
@@ -909,6 +910,15 @@ class TestSuiteRegtest(TestSuiteBase,TestSuiteShared):
 		addr = self.read_from_tmpfile('non-mmgen.addrs').split()[0]
 		return self.user_import('bob',['--quiet','--address='+addr],nAddr=1)
 
+	def bob_resolve_addr(self):
+		mmaddr = '{}:C:1'.format(self._user_sid('bob'))
+		t = self.spawn('mmgen-tool',['--bob','resolve_address',mmaddr])
+		coinaddr = t.read().split()[0].strip()
+		t = self.spawn('mmgen-tool',['--bob','resolve_address',coinaddr],no_msg=True)
+		mmaddr_res = t.read().split()[0].strip()
+		assert mmaddr == mmaddr_res, f'{mmaddr} != {mmaddr_res}'
+		return t
+
 	def bob_import_list(self):
 		addrfile = joinpath(self.tmpdir,'non-mmgen.addrs')
 		return self.user_import('bob',['--quiet','--addrlist',addrfile],nAddr=5)