Mercurial > public > mercurial-scm > hg-stable

diff mercurial/localrepo.py @ 46236:eec47efe219d

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sharesafe: add functionality to automatically downgrade shares Reasoning is same as previous patch which adds automatic upgrade support. Downgrade is required as if automatic upgrade is enabled, all shares upgrade and then source repository downgrades, shares won't work. We need to downgrade them. Differential Revision: https://phab.mercurial-scm.org/D9680
author Pulkit Goyal <7895pulkit@gmail.com>
date Wed, 06 Jan 2021 18:31:16 +0530
parents 0babe12ef35d
children 9796cf108e4e
line wrap: on
line diff
--- a/mercurial/localrepo.py	Wed Jan 06 16:18:06 2021 +0530
+++ b/mercurial/localrepo.py	Wed Jan 06 18:31:16 2021 +0530
@@ -574,11 +574,26 @@
             and requirementsmod.SHARESAFE_REQUIREMENT
             not in _readrequires(sharedvfs, True)
         ):
-            raise error.Abort(
-                _(b"share source does not support exp-sharesafe requirement")
-            )
-
-        requirements |= _readrequires(storevfs, False)
+            if ui.configbool(
+                b'experimental', b'sharesafe-auto-downgrade-shares'
+            ):
+                # prevent cyclic import localrepo -> upgrade -> localrepo
+                from . import upgrade
+
+                upgrade.downgrade_share_to_non_safe(
+                    ui,
+                    hgvfs,
+                    sharedvfs,
+                    requirements,
+                )
+            else:
+                raise error.Abort(
+                    _(
+                        b"share source does not support exp-sharesafe requirement"
+                    )
+                )
+        else:
+            requirements |= _readrequires(storevfs, False)
     elif shared:
         sourcerequires = _readrequires(sharedvfs, False)
         if requirementsmod.SHARESAFE_REQUIREMENT in sourcerequires: