awx/awx/plugins/inventory/cloudforms.py
2016-04-05 14:43:25 -04:00

127 lines
4.2 KiB
Python

#!/usr/bin/python
'''
CloudForms external inventory script
==================================================
Generates inventory that Ansible can understand by making API request to CloudForms.
Modeled after https://raw.githubusercontent.com/ansible/ansible/stable-1.9/plugins/inventory/ec2.py
jlabocki <at> redhat.com or @jameslabocki on twitter
'''
import os
import argparse
import ConfigParser
import requests
import json
# This disables warnings and is not a good idea, but hey, this is a demo
# http://urllib3.readthedocs.org/en/latest/security.html#disabling-warnings
requests.packages.urllib3.disable_warnings()
class CloudFormsInventory(object):
def _empty_inventory(self):
return {"_meta" : {"hostvars" : {}}}
def __init__(self):
''' Main execution path '''
# Inventory grouped by instance IDs, tags, security groups, regions,
# and availability zones
self.inventory = self._empty_inventory()
# Index of hostname (address) to instance ID
self.index = {}
# Read CLI arguments
self.read_settings()
self.parse_cli_args()
# Get Hosts
if self.args.list:
self.get_hosts()
# This doesn't exist yet and needs to be added
if self.args.host:
data2 = { }
print json.dumps(data2, indent=2)
def parse_cli_args(self):
''' Command line argument processing '''
parser = argparse.ArgumentParser(description='Produce an Ansible Inventory file based on CloudForms')
parser.add_argument('--list', action='store_true', default=False,
help='List instances (default: False)')
parser.add_argument('--host', action='store',
help='Get all the variables about a specific instance')
self.args = parser.parse_args()
def read_settings(self):
''' Reads the settings from the cloudforms.ini file '''
config = ConfigParser.SafeConfigParser()
config_paths = [
os.path.join(os.path.dirname(os.path.realpath(__file__)), 'cloudforms.ini'),
"/opt/rh/cloudforms.ini",
]
env_value = os.environ.get('CLOUDFORMS_INI_PATH')
if env_value is not None:
config_paths.append(os.path.expanduser(os.path.expandvars(env_value)))
config.read(config_paths)
# Version
if config.has_option('cloudforms', 'version'):
self.cloudforms_version = config.get('cloudforms', 'version')
else:
self.cloudforms_version = "none"
# CloudForms Endpoint
if config.has_option('cloudforms', 'hostname'):
self.cloudforms_hostname = config.get('cloudforms', 'hostname')
else:
self.cloudforms_hostname = None
# CloudForms Username
if config.has_option('cloudforms', 'username'):
self.cloudforms_username = config.get('cloudforms', 'username')
else:
self.cloudforms_username = "none"
# CloudForms Password
if config.has_option('cloudforms', 'password'):
self.cloudforms_password = config.get('cloudforms', 'password')
else:
self.cloudforms_password = "none"
def get_hosts(self):
''' Gets host from CloudForms '''
r = requests.get("https://" + self.cloudforms_hostname + "/api/vms?expand=resources&attributes=name,power_state", auth=(self.cloudforms_username,self.cloudforms_password), verify=False)
obj = r.json()
#Remove objects that don't matter
del obj["count"]
del obj["subcount"]
del obj["name"]
#Create a new list to grab VMs with power_state on to add to a new list
#I'm sure there is a cleaner way to do this
newlist = []
getnext = False
for x in obj.items():
for y in x[1]:
for z in y.items():
if getnext == True:
newlist.append(z[1])
getnext = False
if ( z[0] == "power_state" and z[1] == "on" ):
getnext = True
newdict = {'hosts': newlist}
newdict2 = {'Dynamic_CloudForms': newdict}
print json.dumps(newdict2, indent=2)
# Run the script
CloudFormsInventory()