diff options
Diffstat (limited to 'roles/openshift_facts/library')
| -rwxr-xr-x | roles/openshift_facts/library/openshift_facts.py | 39 |
1 files changed, 36 insertions, 3 deletions
diff --git a/roles/openshift_facts/library/openshift_facts.py b/roles/openshift_facts/library/openshift_facts.py index cb642e12e..d9b065d8a 100755 --- a/roles/openshift_facts/library/openshift_facts.py +++ b/roles/openshift_facts/library/openshift_facts.py @@ -1035,12 +1035,23 @@ def get_current_config(facts): return current_config def build_kubelet_args(facts): - """ Build node kubelet_args """ - cloud_cfg_path = os.path.join(facts['common']['config_base'], - 'cloudprovider') + """Build node kubelet_args + +In the node-config.yaml file, kubeletArgument sub-keys have their +values provided as a list. Hence the gratuitous use of ['foo'] below. + """ + cloud_cfg_path = os.path.join( + facts['common']['config_base'], + 'cloudprovider') + + # We only have to do this stuff on hosts that are nodes if 'node' in facts: + # Any changes to the kubeletArguments parameter are stored + # here first. kubelet_args = {} + if 'cloudprovider' in facts: + # EVERY cloud is special <3 if 'kind' in facts['cloudprovider']: if facts['cloudprovider']['kind'] == 'aws': kubelet_args['cloud-provider'] = ['aws'] @@ -1050,6 +1061,28 @@ def build_kubelet_args(facts): kubelet_args['cloud-config'] = [cloud_cfg_path + '/openstack.conf'] if facts['cloudprovider']['kind'] == 'gce': kubelet_args['cloud-provider'] = ['gce'] + + # Automatically add node-labels to the kubeletArguments + # parameter. See BZ1359848 for additional details. + # + # Ref: https://bugzilla.redhat.com/show_bug.cgi?id=1359848 + if 'labels' in facts['node'] and isinstance(facts['node']['labels'], dict): + # tl;dr: os_node_labels="{'foo': 'bar', 'a': 'b'}" turns + # into ['foo=bar', 'a=b'] + # + # On the openshift_node_labels inventory variable we loop + # over each key-value tuple (from .items()) and join the + # key to the value with an '=' character, this produces a + # list. + # + # map() seems to be returning an itertools.imap object + # instead of a list. We cast it to a list ourselves. + labels_str = list(map(lambda x: '='.join(x), facts['node']['labels'].items())) + if labels_str != '': + kubelet_args['node-labels'] = labels_str + + # If we've added items to the kubelet_args dict then we need + # to merge the new items back into the main facts object. if kubelet_args != {}: facts = merge_facts({'node': {'kubelet_args': kubelet_args}}, facts, [], []) return facts |