2 from kubernetes import client, config
3 import time, argparse, logging, sys, os
5 #extract env variables.
6 namespace = os.environ['NAMESPACE']
7 cert = os.environ['CERT']
8 host = os.environ['KUBERNETES_SERVICE_HOST']
9 token_path = os.environ['TOKEN']
11 with open(token_path, 'r') as token_file:
12 token = token_file.read().replace('\n', '')
14 client.configuration.host = "https://" + host
15 client.configuration.ssl_ca_cert = cert
16 client.configuration.api_key['authorization'] = token
17 client.configuration.api_key_prefix['authorization'] = 'Bearer'
20 log = logging.getLogger(__name__)
21 handler = logging.StreamHandler(sys.stdout)
22 handler.setFormatter(logging.Formatter('%(asctime)s - %(levelname)s - %(message)s'))
23 handler.setLevel(logging.INFO)
24 log.addHandler(handler)
25 log.setLevel(logging.INFO)
28 def is_ready(container_name):
29 log.info( "Checking if " + container_name + " is ready")
30 # config.load_kube_config() # for local testing
31 # namespace='onap-sdc' # for local testing
32 v1 = client.CoreV1Api()
37 response = v1.list_namespaced_pod(namespace=namespace, watch=False)
38 for i in response.items:
39 # container_statuses can be None, which is non-iterable.
40 if i.status.container_statuses is None:
42 for s in i.status.container_statuses:
43 if s.name == container_name:
46 log.info( container_name + " is not ready.")
48 log.info( container_name + " is ready!")
52 except Exception as e:
53 log.error("Exception when calling list_namespaced_pod: %s\n" % e)
57 # args are a list of container names
58 for container_name in args:
59 # 5 min, TODO: make configurable
60 timeout = time.time() + 60 * 10
62 ready = is_ready(container_name)
65 elif time.time() > timeout:
66 log.warning( "timed out waiting for '" + container_name + "' to be ready")
72 if __name__ == "__main__":
73 parser = argparse.ArgumentParser(description='Process some names.')
74 parser.add_argument('--container-name', action='append', required=True, help='A container name')
75 args = parser.parse_args()
78 for arg in arg_dict.itervalues():