jpds closed pull request #3774: [AIRFLOW-2920] Added downward API metadata to
Kubernetes pods
URL: https://github.com/apache/incubator-airflow/pull/3774
This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:
As this is a foreign pull request (from a fork), the diff is supplied
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diff --git
a/airflow/contrib/kubernetes/kubernetes_request_factory/kubernetes_request_factory.py
b/airflow/contrib/kubernetes/kubernetes_request_factory/kubernetes_request_factory.py
index 27e0ebd29c..e17cb6a773 100644
---
a/airflow/contrib/kubernetes/kubernetes_request_factory/kubernetes_request_factory.py
+++
b/airflow/contrib/kubernetes/kubernetes_request_factory/kubernetes_request_factory.py
@@ -57,6 +57,21 @@ def add_secret_to_env(env, secret):
}
})
+ @staticmethod
+ def add_downward_api_metadata_to_env(env):
+ env.append({
+ 'name': 'POD_NAME',
+ 'valueFrom': {
+ 'fieldRef': {'fieldPath': 'metadata.name'}
+ }
+ })
+ env.append({
+ 'name': 'POD_NAMESPACE',
+ 'valueFrom': {
+ 'fieldRef': {'fieldPath': 'metadata.namespace'}
+ }
+ })
+
@staticmethod
def extract_labels(pod, req):
req['metadata']['labels'] = req['metadata'].get('labels', {})
@@ -138,6 +153,7 @@ def extract_env_and_secrets(pod, req):
env.append({'name': k, 'value': pod.envs[k]})
for secret in env_secrets:
KubernetesRequestFactory.add_secret_to_env(env, secret)
+ KubernetesRequestFactory.add_downward_api_metadata_to_env(env)
req['spec']['containers'][0]['env'] = env
@staticmethod
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