Hands-on Gnocchi + CK @ OpenStack Summit Newton

handson.py

#!/usr/bin/env python
import uuid
import logging
import os
import random
import sys

from keystoneauth1.identity import v3
from keystoneauth1 import session
from keystoneclient.v3 import client as ks
from gnocchiclient import client
from gnocchiclient import noauth
from gnocchiclient import exceptions


LOG = logging.getLogger('')
LOG.setLevel(logging.DEBUG)
requests_log = logging.getLogger("requests")
requests_log.setLevel(logging.DEBUG)
console = logging.StreamHandler(sys.stderr)
LOG.addHandler(console)

auth = v3.Password(auth_url='http://localhost:5000/v3',
                   username='gnocchi',
                   password='password',
                   project_name='service',
                   user_domain_id='default',
                   project_domain_id='default')

# auth = noauth.GnocchiNoAuthPlugin(
#     user_id=os.getenv("GNOCCHI_USER_ID"),
#     project_id=os.getenv("GNOCCHI_PROJECT_ID"),
#     roles="admin",
#     endpoint=os.getenv("GNOCCHI_ENDPOINT"),
# )

session = session.Session(auth=auth)

ks_client = ks.Client(session=session)
for user in ks_client.users.get():
    if user.name == "summit_user":
        user_id = user.id
        break
for project in ks_client.projects.get():
    if project.name == "summit":
        project_id = project.id
        break

c = client.Client('1', session=session)

try:
    c.archive_policy.create({
        "name": "medium",
        "definition":
        [
            # 1 minute over 1 hour
            {"granularity": 60, "points": 60},
            # 1 hour over 1 month
            {"granularity": 3600, "points": 30 * 24},
            # 1 day over a year
            {"granularity": 3600 * 24, "points": 365},
        ]
    })
except exceptions.ArchivePolicyAlreadyExists:
    pass


images = [
    "foo",
    "bar",
]

flavors = [
    "fooflavor",
    "barflavor",
]

instances = [
    c.resource.create("instance",
                      {
                          "id": str(uuid.uuid4()),
                          "user_id": user_id,
                          "project_id": project_id,
                          "started_at": "2016-04-%02dT12:%02d:00+00:00" % (i, random.randint(0, 29)),
                          "ended_at": "2016-04-%02dT12:%02d:00+00:00" % (i + 1, random.randint(30, 59)),
                          "flavor_id": random.choice(flavors),
                          "host": "compute1",
                          "image_ref": random.choice(images),
                          "display_name": "instance%d" % i,
                          "metrics":
                          {
                              "memory": {"archive_policy_name": "medium"},
                              "vcpus": {"archive_policy_name": "medium"},
                              "cpu": {"archive_policy_name": "medium"},
                          },
                      })
    for i in range(1, 21)
]