Deleting Gnocchi metric with Keystone auth

gnocchi-metric-delete.py

#!/usr/bin/env python
import os

from concurrent.futures import thread

from gnocchiclient import client
from keystoneauth1 import identity
from keystoneauth1 import session

auth = identity.Password(auth_url=os.getenv("OS_AUTH_URL"),
                         username=os.getenv("OS_USERNAME"),
                         project_name=os.getenv("OS_PROJECT_NAME"),
                         password=os.getenv("OS_PASSWORD"))
# import gnocchiclient.auth
# auth = gnocchiclient.auth.GnocchiBasicPlugin(
#     "admin", os.getenv("PIFPAF_GNOCCHI_HTTP_URL"))

g = client.Client(1, session.Session(auth=auth))


def delete_metric(g, metric_id):
    try:
        g.metric.delete(metric_id)
    except Exception as e:
        print("Unable to delete metric '%s': %s" % (metric_id, e))
    else:
        print("Deleted metric '%s'" % metric_id)


last_metric_id = None
with thread.ThreadPoolExecutor(max_workers=10) as p:
    while True:
        metrics = list(g.metric.list(limit=1000, marker=last_metric_id,
                                     sorts=["id:desc"]))

        if not metrics:
            break

        for metric in metrics[:]:
            if metric['archive_policy']['name'] == 'low':
                metrics.remove(metric)
                p.submit(delete_metric, g, metric['id'])

        if metrics:
            last_metric_id = metrics[-1]['id']
        else:
            last_metric_id = None