[installer]: remove old_config before backup (sonic-net#145)

if /host/old_config exists, the copy command will copy sonic directory into /host/old_config
EdenGri · Nov 6, 2017 · 0a720ca · 0a720ca
1 parent da3a1f8
commit 0a720ca
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/sonic_installer/main.py b/sonic_installer/main.py
@@ -190,6 +190,7 @@ def install(url):
         run_command(image_path)
         run_command('grub-set-default --boot-directory=' + HOST_PATH + ' 0')
     run_command("sync")
+    run_command("rm -rf /host/old_config")
     run_command("cp -r /etc/sonic /host/old_config")
     click.echo('Done')