From 32befa194bc8d53de7e0ca1b526ca7f3db2f8e46 Mon Sep 17 00:00:00 2001
From: Roman Mohr <rmohr@redhat.com>
Date: Thu, 15 Nov 2018 16:46:37 +0100
Subject: [PATCH] Don't require a base layer

---
 rpm/install_rpms.py | 4 ++--
 test/BUILD          | 6 ++++++
 testdata/BUILD      | 5 +++++
 3 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/rpm/install_rpms.py b/rpm/install_rpms.py
index f787899..a5e0e8f 100644
--- a/rpm/install_rpms.py
+++ b/rpm/install_rpms.py
@@ -9,8 +9,8 @@
 parser = argparse.ArgumentParser(
     description='Install RPMs and update the RPM database inside the docker image')
 
-parser.add_argument('--uncompressed_layer', action='append', required=True,
-                    help='The output file, mandatory')
+parser.add_argument('--uncompressed_layer', action='append', required=False,
+                    help='The output file, mandatory', default=[])
 
 parser.add_argument('--rpm', action='append', required=True,
                     help=('rpms to add to the database'))
diff --git a/test/BUILD b/test/BUILD
index f7d38e9..cc05870 100644
--- a/test/BUILD
+++ b/test/BUILD
@@ -17,3 +17,9 @@ container_test(
     configs = ["configs/allinone.yaml"],
     image = "//testdata:allinone",
 )
+
+container_test(
+    name = "allinone_no_base_test",
+    configs = ["configs/allinone.yaml"],
+    image = "//testdata:allinone_no_base",
+)
diff --git a/testdata/BUILD b/testdata/BUILD
index 251a002..ad993f7 100644
--- a/testdata/BUILD
+++ b/testdata/BUILD
@@ -22,6 +22,11 @@ rpm_image(
     rpms = ["@glibc//file", "@ca_certificates//file"],
 )
 
+rpm_image(
+    name = "allinone_no_base",
+    rpms = ["@glibc//file", "@ca_certificates//file"],
+)
+
 rpm_image(
     name = "image2",
     base = ":image1",