Basic tool to grab list of all floating IPs of all tenancies a user has access too

gistfile1.py

import os
import requests
import sys
import json
import datetime
import logging

#logging.basicConfig(level=logging.DEBUG)

def get_config():
    r =  dict( username = os.environ.get("OS_USERNAME"),
               password = os.environ.get("OS_PASSWORD"),
               tenant_name = os.environ.get("OS_TENANT_NAME"),
               auth_url = os.environ.get("OS_AUTH_URL"),
               debug=True  )
    cacert = os.environ.get("OS_CACERT")
    if cacert:
        r["cacert"] = cacert
    return r

def get_user_ips(user):
    user_ips = []
    r = get_config()
    payload =  dict( auth =  dict( passwordCredentials = dict(username = r["username"], password=r["password"]), tenantName=r["tenant_name"]))
    headers = {"Content-Type" :  "application/json"}
    kr = requests.post(r["auth_url"] +"tokens", data=json.dumps(payload), verify=False, headers=headers)
    if kr.status_code!=200:
        raise Exception("Failed to auth")
    response = json.loads( kr.text )

    # get token, tenant id and directory of services.
    token_id = response["access"]["token"]["id"]
    token_expires = datetime.datetime.strptime(response["access"]["token"]["expires"], # datetime object, parses 2015-07-14T18:49:12Z
                                               "%Y-%m-%dT%H:%M:%SZ")
    my_tenant_id = response["access"]["token"]["tenant"]["id"]
    headers = {"Content-Type" :  "application/json"}
    ident_service = [service for service in response["access"]["serviceCatalog"] if service["type"]== "identity"][0]
    compute_service = [service for service in response["access"]["serviceCatalog"] if service["type"]== "compute"][0]
    admin_url= [endpoint for endpoint in ident_service["endpoints"] if "adminURL" in endpoint][0]["adminURL"]
    compute_url = [endpoint for endpoint in compute_service["endpoints"] if "publicURL" in endpoint][0]["publicURL"]

    # grab a list of ALL tenants
    headers["X-Auth-Token"] = token_id
    kr = requests.get(admin_url +"/tenants",  verify=False, headers=headers)
    response = json.loads(kr.text)
    for tenant in response["tenants"]:
        # for each tenant check to see if user is a memeber?
        tenant_id = tenant["id"]
        kr = requests.get(admin_url +"/tenants/%s/users/%s/roles" %(tenant_id, user),  verify=False, headers=headers)
        tenant_json = json.loads(kr.text)
        if tenant_json["roles"]: # looks like the user has a role here!
            # get a list of all VMs
            kr = requests.get(compute_url.replace(my_tenant_id, tenant_id) + "/servers/detail", verify=False, headers=headers)
            servers_json = json.loads(kr.text)
            for server in servers_json["servers"]:
                # for each network look for first fixed.
                for network in server["addresses"]["fixed_0"]:
                    # grab the floating ip, if available
                    if network["OS-EXT-IPS:type"] == "floating":
                        user_ips.append( network["addr"] )

    return user_ips


if __name__ == "__main__":
    print get_user_ips("563954a1c79744ceaae9e65e49237a1c")