Fix docker tmp/ and extensions/ handling for docker. might also work for symlinks

1 files changed, 14 insertions, 1 deletions

diff --git a/modules/ui_extensions.py b/modules/ui_extensions.py
index 6671cb60..95b63f24 100644
--- a/modules/ui_extensions.py
+++ b/modules/ui_extensions.py
@@ -9,6 +9,8 @@ import git
 

 import gradio as gr

 import html

+import shutil

+import errno

 

 from modules import extensions, shared, paths

 

@@ -132,7 +134,18 @@ def install_extension_from_url(dirname, url):
         repo = git.Repo.clone_from(url, tmpdir)

         repo.remote().fetch()

 

-        os.rename(tmpdir, target_dir)

+        try:

+            os.rename(tmpdir, target_dir)

+        except OSError as err:

+            # TODO what does this do on windows? I think it'll be a different error code but I don't have a system to check it

+            # Shouldn't cause any new issues at least but we probably want to handle it there too.

+            if err.errno == errno.EXDEV:

+                # Cross device link, typical in docker or when tmp/ and extensions/ are on different file systems

+                # Since we can't use a rename, do the slower but more versitile shutil.move()

+                shutil.move(tmpdir, target_dir)

+            else:

+                # Something else, not enough free space, permissions, etc.  rethrow it so that it gets handled.

+                raise(err)

 

         import launch

         launch.run_extension_installer(target_dir)