wireproto: only expose "hello" command to version 1 transports
This command is only ever used for the handshake in the SSH protocol.
We probably don't even need for it to be a proper command. Let's not
carry it forward to version 2 because I don't see a use for it there.
Differential Revision: https://phab.mercurial-scm.org/D3183
--- a/mercurial/wireproto.py Wed Mar 28 16:10:41 2018 -0700
+++ b/mercurial/wireproto.py Wed Mar 28 16:14:42 2018 -0700
@@ -1010,7 +1010,7 @@
h = repo.heads()
return wireprototypes.bytesresponse(encodelist(h) + '\n')
-@wireprotocommand('hello', permission='pull')
+@wireprotocommand('hello', permission='pull', transportpolicy=POLICY_V1_ONLY)
def hello(repo, proto):
"""Called as part of SSH handshake to obtain server info.