osbs: Process data about pushing images to registries

This patch does not do any actual pushing. It will only extract data
about push targets from the main configuration and store it together
with exact Koji NVR in a well-defined location, and also send the data
to message bus for another service to handle.

JIRA: COMPOSE-3228
Signed-off-by: Lubomír Sedlář <lsedlar@redhat.com>

tests/test_osbs_phase.py

@@ -75,6 +75,29 @@ class OSBSPhaseTest(helpers.PungiTestCase):
 
         self.assertFalse(os.path.isfile(self.topdir + '/compose/metadata/osbs.json'))
 
+    @mock.patch("pungi.phases.osbs.ThreadPool")
+    def test_request_push(self, ThreadPool):
+        compose = helpers.DummyCompose(self.topdir, {
+            "osbs": {"^Everything$": {}}
+        })
+        compose.just_phases = None
+        compose.skip_phases = []
+        compose.notifier = mock.Mock()
+        phase = osbs.OSBSPhase(compose)
+        phase.start()
+        phase.stop()
+        phase.pool.registries = {"foo": "bar"}
+        phase.request_push()
+
+        with open(os.path.join(self.topdir, "logs/global/osbs-registries.json")) as f:
+            data = json.load(f)
+            self.assertEqual(data, phase.pool.registries)
+
+        self.assertEqual(
+            compose.notifier.call_args_list,
+            [],
+        )
+
 
 TASK_RESULT = {
     'koji_builds': ['54321'],
@@ -169,7 +192,7 @@ class OSBSThreadTest(helpers.PungiTestCase):
 
     def setUp(self):
         super(OSBSThreadTest, self).setUp()
-        self.pool = mock.Mock(metadata={})
+        self.pool = mock.Mock(metadata={}, registries={})
         self.t = osbs.OSBSThread(self.pool)
         self.compose = helpers.DummyCompose(self.topdir, {
             'koji_profile': 'koji',
@@ -331,6 +354,37 @@ class OSBSThreadTest(helpers.PungiTestCase):
         self._assertCorrectMetadata()
         self._assertRepoFile(['Server', 'Everything'])
 
+    @mock.patch("pungi.phases.osbs.kojiwrapper.KojiWrapper")
+    def test_run_with_registry(self, KojiWrapper):
+        cfg = {
+            "url": "git://example.com/repo?#BEEFCAFE",
+            "target": "f24-docker-candidate",
+            "git_branch": "f24-docker",
+            "name": "my-name",
+            "version": "1.0",
+            "repo": ["Everything", "http://pkgs.example.com/my.repo"],
+            "registry": {"foo": "bar"},
+        }
+        self._setupMock(KojiWrapper)
+        self._assertConfigCorrect(cfg)
+
+        self.t.process((self.compose, self.compose.variants["Server"], cfg), 1)
+
+        options = {
+            "name": "my-name",
+            "version": "1.0",
+            "git_branch": "f24-docker",
+            "yum_repourls": [
+                "http://root/work/global/tmp-Server/compose-rpms-Server-1.repo",
+                "http://root/work/global/tmp-Everything/compose-rpms-Everything-1.repo",
+                "http://pkgs.example.com/my.repo",
+            ]
+        }
+        self._assertCorrectCalls(options)
+        self._assertCorrectMetadata()
+        self._assertRepoFile(["Server", "Everything"])
+        self.assertEqual(self.t.pool.registries, {"my-name-1.0-1": {"foo": "bar"}})
+
     @mock.patch('pungi.phases.osbs.kojiwrapper.KojiWrapper')
     def test_run_with_extra_repos_in_list(self, KojiWrapper):
         cfg = {