connectd: fix binding to a UNIX domain socket.

lightning_connectd(19780): STATUS_FAIL_INTERNAL_ERROR: Failed to bind on 2 socket: Address family not supported by protocol

"Untested code is buggy code"

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

CHANGELOG.md

@@ -23,6 +23,8 @@ changes.
 
 ### Fixed
 
+- `--bind-addr=<path>` fixed for nodes using local sockets (eg. testing).
+
 ### Security
 
 ## [0.7.0] - 2019-02-28: "Actually an Altcoin"

connectd/connectd.c

@@ -988,7 +988,7 @@ static struct wireaddr_internal *setup_listeners(const tal_t *ctx,
 			addrun.sun_family = AF_UNIX;
 			memcpy(addrun.sun_path, wa.u.sockname,
 			       sizeof(addrun.sun_path));
-			fd = make_listen_fd(AF_INET, &addrun, sizeof(addrun),
+			fd = make_listen_fd(AF_UNIX, &addrun, sizeof(addrun),
 					    false);
 			status_trace("Created socket listener on file %s",
 				     addrun.sun_path);

tests/test_misc.py

@@ -566,7 +566,6 @@ def test_io_logging(node_factory, executor):
     assert any(l['type'] == 'IO_IN' for l in peerlog)
 
 
-@pytest.mark.xfail(strict=True)
 def test_address(node_factory):
     if DEVELOPER:
         opts = {'dev-allow-localhost': None}