Windows: Remove cygwin ssh, the newer version of which has stopped honoring the setting of HOME. Instead, copy msysgit's ssh into PATH.

Build/BundledPrograms.hs

@@ -35,13 +35,14 @@ bundledPrograms = catMaybes
 #endif
 	, Just "rsync"
 #ifndef darwin_HOST_OS
+#ifndef mingw32_HOST_OS
 	-- OS X has ssh installed by default.
 	-- Linux probably has ssh, but not guaranteed.
-	-- On Windows, msysgit provides ssh, but not in PATH, 
-	-- so we ship our own.
+	-- On Windows, msysgit provides ssh.
 	, Just "ssh"
 	, Just "ssh-keygen"
 #endif
+#endif
 #ifndef mingw32_HOST_OS
 	, Just "sh"
 #endif

Build/NullSoftInstaller.hs

@@ -92,7 +92,7 @@ uninstaller = "git-annex-uninstall.exe"
 gitInstallDir :: Exp FilePath
 gitInstallDir = fromString "$PROGRAMFILES\\Git"
 
--- This intentionall has a different name than git-annex or
+-- This intentionally has a different name than git-annex or
 -- git-annex-webapp, since it is itself treated as an executable file.
 -- Also, on XP, the filename is displayed, not the description.
 startMenuItem :: Exp FilePath
@@ -152,6 +152,9 @@ makeInstaller gitannex license htmlhelp extrabins launchers = nsis $ do
 	section "cmd" [] $ do
 		setOutPath "$INSTDIR\\cmd"
 		mapM_ addfile (gitannex:extrabins)
+		-- copy msysgit's ssh into cmd so it's always in PATH
+		-- (bin is only in PATH from git bash)
+		copyFiles [] "$INSTDIR\\bin\\ssh.exe" "$INSTDIR\\cmd\\ssh.exe"
 	section "meta" [] $ do
 		setOutPath "$INSTDIR\\doc\\git\\html"
 		addfile htmlhelp

debian/changelog

@@ -36,6 +36,8 @@ git-annex (5.20150421) UNRELEASED; urgency=medium
     Closes: #698559
     (fsck can still need to write to the repository if it find problems,
     but a successful fsck can be done read-only)
+  * Windows: Remove cygwin ssh, the newer version of which has stopped
+    honoring the setting of HOME. Instead, copy msysgit's ssh into PATH.
 
  -- Joey Hess <id@joeyh.name>  Tue, 21 Apr 2015 15:54:10 -0400
 

doc/bugs/rsync_on_windows_broken_by_upgrade.mdwn

@@ -14,10 +14,13 @@ Problem doesn't seem to affect the bundled ssh, just rsync. --[[Joey]]
 > So the workaround is to
 > delete Git/bin/ssh.exe and leave Git/cmd/ssh.exe. Then rsync works.
 > However, this may screw up git's use of ssh or other stuff.
+>
+> Particularly, cygwin's ssh doesn't honor HOME anymore, instead using
+> the getpwent home, which doesn't exist. 
 > 
 > Also, see
 > [[webapp_fails_to_connect_to_ssh_repository___40__windows__41__]]
-> which is the inverse of this bug.
+> which is the inverse of this bug perhaps, or at least seems related.
 > 
 > Using 2 ssh's that try to use config from different places seems like
 > a losing propisition. Need to find an rsync that works with git's ssh.
@@ -38,13 +41,28 @@ Problem doesn't seem to affect the bundled ssh, just rsync. --[[Joey]]
 >>> Possible fixes:
 >>> 
 >>> * Roll the bundled ssh and rsync back to the older versions.
->>>   (But, this seems like it would leave
->>>   [[webapp_fails_to_connect_to_ssh_repository___40__windows__41__]]
->>>   unfixed, unless the old version of ssh didn't have that problem.)
+>>> 
+>>>   **This works**. And, seems that the older version of ssh from cygwin
+>>>   looks at HOME, rather than getpwent home which the newer
+>>>   cygwin ssh does.
+>>>  
 >>> * Roll the bundled rsync back, drop ssh. Rely on msysgit's bundled ssh,
 >>>   copying it into cmd so it's in PATH. Check: Does this combo work?
+>>>
+>>>   **This works**! rsync 3.0.9 works ok with msysgit's bundled ssh.
+>>>   rsync 3.1.1 is the one that needs a newer ssh.
+>>>
+>>>   Note that this means we're using an old version of rsync
+>>>   from cygwin with libraries from a newer cygwin. That might prove
+>>>   fragile as cygwin is upgraded.
+>>>
 >>> * Hope that msysgit gets updated to include a newer version of ssh
 >>>   which works with the new rsync.
+>>>
+>>>   (Seems reasonable as a long-term plan, assuming that the 
+>>>   new rsync's problem with ssh is that it needs a new one, and not some
+>>>   special cygwin thing.)
+>>>
 >>> * Get rsync from somewhere else, perhaps msysgit. (Maybe also get ssh
 >>>   from msysgit?)
 >>> * Keep the new rsync from cygwin, and build ssh from source,