FileNotFoundError: [Errno 2] No such file or directory: 'interfaces.infra1'

[vikumarks]

TC: basic_triggers/test_interfaces_relaod.py::test_reload_interface

            fname = "interfaces." + dev.device_id
            old_fname = "interfaces." + dev.device_id + ".old"
            # copy the original file
            device.applog.info("Getting the original interface file")
            await device.scp(old_fname, "/etc/network/interfaces", remote_to_local=True, sudo=True)
            # copy the original file.
>           shutil.copy(fname, old_fname)

/usr/local/lib/python3.10/dist-packages/dent_os_testbed/test/test_suite/basic_triggers/test_interfaces_relaod.py:54: 

src = 'interfaces.infra1', dst = 'interfaces.infra1.old'

    def copyfile(src, dst, *, follow_symlinks=True):
        """Copy data from src to dst in the most efficient way possible.
 
        If follow_symlinks is not set and src is a symbolic link, a new
        symlink will be created instead of copying the file it points to.
 
        """
        sys.audit("shutil.copyfile", src, dst)
 
        if _samefile(src, dst):
            raise SameFileError("{!r} and {!r} are the same file".format(src, dst))
 
        file_size = 0
        for i, fn in enumerate([src, dst]):
            try:
                st = _stat(fn)
            except OSError:
                # File most likely does not exist
                pass
            else:
                # XXX What about other special files? (sockets, devices...)
                if stat.S_ISFIFO(st.st_mode):
                    fn = fn.path if isinstance(fn, os.DirEntry) else fn
                    raise SpecialFileError("`%s` is a named pipe" % fn)
                if _WINDOWS and i == 0:
                    file_size = st.st_size
 
        if not follow_symlinks and _islink(src):
            os.symlink(os.readlink(src), dst)
        else:
>           with open(src, 'rb') as fsrc:
E           FileNotFoundError: [Errno 2] No such file or directory: 'interfaces.infra1'

[mgheorghe]

fixed by https://github.com/dentproject/testing/pull/198/files

[muchetan]

fixed as mentioned above