105 lines
2.6 KiB
Python
Executable File
105 lines
2.6 KiB
Python
Executable File
#!/usr/bin/env python3
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import os
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import requests
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import yaml
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import argparse
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from keystoneclient.v3.client import Client as keystone_auth
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headers = {}
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headers['content-type'] = 'application/json'
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def get_credentials(site_id):
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home = os.environ['HOME']
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with open('{}/clouds.yaml'.format(home),'r') as stream:
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creds = yaml.safe_load(stream)['clouds'][site_id]['auth']
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creds['version'] = '2'
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return creds
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def get_keystoneclient(creds):
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return keystone_auth(**creds)
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def get_servers(keystone):
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url = keystone.service_catalog.get_endpoints(service_name="nova",endpoint_type="public")['compute'][0]['url']
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request = "servers"
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r = requests.get("{}/{}".format(url,request),headers=headers)
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servers = r.json()[request]
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for server in servers:
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print("server_id: {}".format(server['id']))
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def get_cores(keystone):
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url = keystone.service_catalog.get_endpoints(service_name="placement",endpoint_type="public")['placement'][0]['url']
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psc_request = "resource_providers"
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r = requests.get("{}/{}".format(url,psc_request),headers=headers)
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if psc_request in r.json():
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for res in r.json()[psc_request]:
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uuid = res['uuid']
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hostname = res['name']
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request = "/{}/{}/inventories".format(psc_request,uuid)
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r = requests.get("{}/{}".format(url,request),headers=headers)
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inventory = r.json()['inventories']
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cores=0
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if 'VCPU' in inventory:
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cores+=inventory['VCPU']['total']
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if 'PCPU' in inventory:
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cores+=inventory['PCPU']['total']
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print("{}: {}".format(hostname,cores))
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def get_networks(keystone):
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url = keystone.service_catalog.get_endpoints(service_name="neutron",endpoint_type="public")['network'][0]['url']
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request = "networks"
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r = requests.get("{}/v2.0/{}".format(url,request),headers=headers)
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networks = r.json()[request]
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for network in networks:
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print("network_id: {}".format(network['id']))
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def _parse_args():
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parser = argparse.ArgumentParser()
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parser.add_argument('-s', '--site', metavar="<site-id>",
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help="Site to run against", dest="site_id",
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required=True)
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return parser.parse_args()
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def main(args):
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creds = get_credentials(args.site_id)
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keystone = get_keystoneclient(creds)
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token = keystone.auth_token
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headers['x-auth-token'] = token
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get_servers(keystone)
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get_cores(keystone)
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get_networks(keystone)
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if __name__ == '__main__':
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main(_parse_args()) |