tahoe: Use ~/.tahoe-git-annex/ rather than ~/.tahoe/git-annex/ to avoid old versions of tahoe create-client choking.

Remote/Tahoe.hs

@@ -9,7 +9,7 @@
  - configuration, when embedcreds is enabled.
  -
  - Using those creds, git-annex sets up a tahoe configuration directory in
- - ~/.tahoe/git-annex/UUID/
+ - ~/.tahoe-git-annex/UUID/
  -
  - Tahoe has its own encryption, so git-annex's encryption is not used.
  -
@@ -141,7 +141,7 @@ checkKey u hdl k = go =<< getCapability u k
 defaultTahoeConfigDir :: UUID -> IO TahoeConfigDir
 defaultTahoeConfigDir u = do
 	h <- myHomeDir 
-	return $ h </> ".tahoe" </> "git-annex" </> fromUUID u
+	return $ h </> ".tahoe-git-annex" </> fromUUID u
 
 tahoeConfigure :: TahoeConfigDir -> IntroducerFurl -> Maybe SharedConvergenceSecret -> IO SharedConvergenceSecret
 tahoeConfigure configdir furl mscs = do

debian/changelog

@@ -21,6 +21,8 @@ git-annex (5.20150529) UNRELEASED; urgency=medium
     --all/--unused/--key mode or a in a bare repo. Closes: #753888
     Otherwise, still reports files with lost contents, even if the content
     is dead.
+  * tahoe: Use ~/.tahoe-git-annex/ rather than ~/.tahoe/git-annex/
+    to avoid old versions of tahoe create-client choking.
 
  -- Joey Hess <id@joeyh.name>  Sat, 30 May 2015 02:07:18 -0400
 

doc/bugs/Can__39__t_initialize_Tahoe_special_remote.mdwn

@@ -29,3 +29,12 @@ git-annex: tahoe create-client failed
 
 # End of transcript or log.
 """]]
+
+> So this was caused by an old version of tahoe-lafs. Might as
+> well support older versions if we can easily, I suppose.
+> 
+> I have gone ahead and changed git-annex to use ~/.tahoe-git-annex/
+> instead of ~/.tahoe/git-annex/ when setting up new remotes.
+> Existing remote's configs will be unchanged. 
+> 
+> So, [[fixed|done]] --[[Joey]]