def _create_base():
"""Create a new DNF base."""
base = dnf.Base()
base.conf.cachedir = DNF_CACHE_DIR
base.conf.pluginconfpath = DNF_PLUGINCONF_DIR
base.conf.logdir = '/tmp/'
base.conf.releasever = get_product_release_version()
base.conf.installroot = conf.target.system_root
base.conf.prepend_installroot('persistdir')
# Load variables substitutions configuration (rhbz#1920735)
base.conf.substitutions.update_from_etc("/")
# Set the platform id based on the /os/release present
# in the installation environment.
platform_id = get_os_release_value("PLATFORM_ID")
if platform_id is not None:
base.conf.module_platform_id = platform_id
# Start with an empty comps so we can go ahead and use
# the environment and group properties. Unset reposdir
# to ensure dnf has nothing it can check automatically.
base.conf.reposdir = []
base.read_comps(arch_filter=True)
base.conf.reposdir = DNF_REPO_DIRS
log.debug("The DNF base has been created.")
return base
def _reset_substitution(cls, base):
"""Reset substitution variables of the given DNF base."""
# Set the default release version.
base.conf.releasever = get_product_release_version()
# Load variables from the host (rhbz#1920735).
base.conf.substitutions.update_from_etc("/")
def _get_release_version(self, url):
"""Return the release version of the tree at the specified URL."""
log.debug("getting release version from tree at %s", url)
if self._install_tree_metadata:
version = self._install_tree_metadata.get_release_version()
log.debug("using treeinfo release version of %s", version)
else:
version = get_product_release_version()
log.debug("using default release version of %s", version)
return version
def get_product_release_version_dot_test(self):
"""Test the get_product_release_version function with a dot."""
self.assertEqual(get_product_release_version(), "7.4")
def get_product_release_version_number_test(self):
"""Test the get_product_release_version function with a valid number."""
self.assertEqual(get_product_release_version(), "28")
def get_product_release_version_invalid_test(self):
"""Test the get_product_release_version function with an invalid value."""
self.assertEqual(get_product_release_version(), "rawhide")
def test_get_product_release_version_dot(self):
"""Test the get_product_release_version function with a dot."""
assert get_product_release_version() == "7.4"
def test_get_product_release_version_number(self):
"""Test the get_product_release_version function with a valid number."""
assert get_product_release_version() == "28"
def test_get_product_release_version_invalid(self):
"""Test the get_product_release_version function with an invalid value."""
assert get_product_release_version() == "rawhide"
