ostree-install: allow configuring additional depenencies for runroot

A lorax template used for the ostree-installer might need an additional
package dependency (e.g., flatpak to embed a flatpak repository) - add
a config key 'extra_runroot_pkgs' to the ostree installer configuration
to allow supplementing the set of packages installed into the runroot.

Signed-off-by: Owen W. Taylor <otaylor@fishsoup.net>

doc/configuration.rst

@@ -1527,6 +1527,11 @@ an OSTree repository. This always runs in Koji as a ``runroot`` task.
     ``template_repo`` needs to point to a Git repository from which to take the
     templates.
 
+    If the templates need to run with additional dependencies, that can be configured
+    with the optional key:
+
+    * ``extra_runroot_pkgs`` -- (*[str]*)
+
 **ostree_installer_overwrite** = False
     (*bool*) -- by default if a variant including OSTree installer also creates
     regular installer images in buildinstall phase, there will be conflicts (as

pungi/checks.py

@@ -1132,6 +1132,7 @@ def make_schema():
                     "rootfs_size": {"type": "string"},
                     "template_repo": {"type": "string"},
                     "template_branch": {"type": "string"},
+                    "extra_runroot_pkgs": {"$ref": "#/definitions/list_of_strings"},
                 },
                 "additionalProperties": False,
             }),

pungi/phases/ostree_installer.py

@@ -195,6 +195,8 @@ class OstreeInstallerThread(WorkerThread):
                                    ' '.join([shlex_quote(x) for x in lorax_cmd]))
 
         packages = ['pungi', 'lorax', 'ostree']
+        packages += config.get('extra_runroot_pkgs', [])
+
         log_file = os.path.join(self.logdir, 'runroot.log')
 
         runroot = Runroot(compose)

tests/test_ostree_installer_phase.py

@@ -126,7 +126,8 @@ class OstreeThreadTest(helpers.PungiTestCase):
         self.assertEqual(compose.im.add.mock_calls,
                          [mock.call('Everything', 'x86_64', image)])
 
-    def assertRunrootCall(self, koji, sources, release, isfinal=False, extra=[], weight=None):
+    def assertRunrootCall(self, koji, sources, release, isfinal=False, extra=[],
+                          extra_pkgs=[], weight=None):
         lorax_cmd = [
             'lorax',
             '--product=Fedora',
@@ -156,7 +157,7 @@ class OstreeThreadTest(helpers.PungiTestCase):
                          [mock.call('rrt', 'x86_64',
                                     'rm -rf %s && %s' % (outdir, ' '.join(lorax_cmd)),
                                     channel=None, mounts=[self.topdir],
-                                    packages=['pungi', 'lorax', 'ostree'],
+                                    packages=['pungi', 'lorax', 'ostree'] + extra_pkgs,
                                     task_id=True, use_shell=True, weight=weight,
                                     chown_paths=[outdir])])
         self.assertEqual(koji.run_runroot_cmd.call_args_list,
@@ -418,6 +419,7 @@ class OstreeThreadTest(helpers.PungiTestCase):
             'add_arch_template': ['other_file.txt'],
             'template_repo': 'git://example.com/templates.git',
             'template_branch': 'f24',
+            'extra_runroot_pkgs': ['templatedep'],
         }
         koji = KojiWrapper.return_value
         koji.run_runroot_cmd.return_value = {
@@ -445,7 +447,8 @@ class OstreeThreadTest(helpers.PungiTestCase):
                                isfinal=True,
                                extra=['--add-template=%s/some_file.txt' % templ_dir,
                                       '--add-arch-template=%s/other_file.txt' % templ_dir,
-                                      '--logfile=%s/%s/lorax.log' % (self.topdir, LOG_PATH)])
+                                      '--logfile=%s/%s/lorax.log' % (self.topdir, LOG_PATH)],
+                               extra_pkgs=['templatedep'])
         self.assertIsoLinked(link, get_file_size, get_mtime, final_iso_path)
         self.assertImageAdded(self.compose, ImageCls, iso)
         self.assertAllCopied(copy_all)