mirror of https://github.com/ansible/ansible.git
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
572 lines
18 KiB
Python
572 lines
18 KiB
Python
#!/usr/bin/env python
|
|
|
|
# Requirements
|
|
# - pyvmomi >= 6.0.0.2016.4
|
|
|
|
# TODO:
|
|
# * more jq examples
|
|
# * optional folder heirarchy
|
|
|
|
"""
|
|
$ jq '._meta.hostvars[].config' data.json | head
|
|
{
|
|
"alternateguestname": "",
|
|
"instanceuuid": "5035a5cd-b8e8-d717-e133-2d383eb0d675",
|
|
"memoryhotaddenabled": false,
|
|
"guestfullname": "Red Hat Enterprise Linux 7 (64-bit)",
|
|
"changeversion": "2016-05-16T18:43:14.977925Z",
|
|
"uuid": "4235fc97-5ddb-7a17-193b-9a3ac97dc7b4",
|
|
"cpuhotremoveenabled": false,
|
|
"vpmcenabled": false,
|
|
"firmware": "bios",
|
|
"""
|
|
|
|
from __future__ import print_function
|
|
|
|
import argparse
|
|
import atexit
|
|
import datetime
|
|
import getpass
|
|
import jinja2
|
|
import os
|
|
import six
|
|
import ssl
|
|
import sys
|
|
import uuid
|
|
|
|
from collections import defaultdict
|
|
from six.moves import configparser
|
|
from time import time
|
|
|
|
HAS_PYVMOMI = False
|
|
try:
|
|
from pyVmomi import vim
|
|
from pyVim.connect import SmartConnect, Disconnect
|
|
HAS_PYVMOMI = True
|
|
except ImportError:
|
|
pass
|
|
|
|
try:
|
|
import json
|
|
except ImportError:
|
|
import simplejson as json
|
|
|
|
hasvcr = False
|
|
try:
|
|
import vcr
|
|
hasvcr = True
|
|
except ImportError:
|
|
pass
|
|
|
|
|
|
class VMWareInventory(object):
|
|
|
|
__name__ = 'VMWareInventory'
|
|
|
|
instances = []
|
|
debug = False
|
|
load_dumpfile = None
|
|
write_dumpfile = None
|
|
maxlevel = 1
|
|
lowerkeys = True
|
|
config = None
|
|
cache_max_age = None
|
|
cache_path_cache = None
|
|
cache_path_index = None
|
|
server = None
|
|
port = None
|
|
username = None
|
|
password = None
|
|
host_filters = []
|
|
groupby_patterns = []
|
|
|
|
bad_types = ['Array']
|
|
if (sys.version_info > (3, 0)):
|
|
safe_types = [int, bool, str, float, None]
|
|
else:
|
|
safe_types = [int, long, bool, str, float, None]
|
|
iter_types = [dict, list]
|
|
skip_keys = ['dynamicproperty', 'dynamictype', 'managedby', 'childtype']
|
|
|
|
|
|
def _empty_inventory(self):
|
|
return {"_meta" : {"hostvars" : {}}}
|
|
|
|
|
|
def __init__(self, load=True):
|
|
self.inventory = self._empty_inventory()
|
|
|
|
if load:
|
|
# Read settings and parse CLI arguments
|
|
self.parse_cli_args()
|
|
self.read_settings()
|
|
|
|
# Check the cache
|
|
cache_valid = self.is_cache_valid()
|
|
|
|
# Handle Cache
|
|
if self.args.refresh_cache or not cache_valid:
|
|
self.do_api_calls_update_cache()
|
|
else:
|
|
self.inventory = self.get_inventory_from_cache()
|
|
|
|
def debugl(self, text):
|
|
if self.args.debug:
|
|
print(text)
|
|
|
|
def show(self):
|
|
# Data to print
|
|
data_to_print = None
|
|
if self.args.host:
|
|
data_to_print = self.get_host_info(self.args.host)
|
|
elif self.args.list:
|
|
# Display list of instances for inventory
|
|
data_to_print = self.inventory
|
|
return json.dumps(data_to_print, indent=2)
|
|
|
|
|
|
def is_cache_valid(self):
|
|
|
|
''' Determines if the cache files have expired, or if it is still valid '''
|
|
|
|
valid = False
|
|
|
|
if os.path.isfile(self.cache_path_cache):
|
|
mod_time = os.path.getmtime(self.cache_path_cache)
|
|
current_time = time()
|
|
if (mod_time + self.cache_max_age) > current_time:
|
|
valid = True
|
|
|
|
return valid
|
|
|
|
|
|
def do_api_calls_update_cache(self):
|
|
|
|
''' Get instances and cache the data '''
|
|
|
|
instances = self.get_instances()
|
|
self.instances = instances
|
|
self.inventory = self.instances_to_inventory(instances)
|
|
self.write_to_cache(self.inventory, self.cache_path_cache)
|
|
|
|
|
|
def write_to_cache(self, data, cache_path):
|
|
|
|
''' Dump inventory to json file '''
|
|
|
|
with open(self.cache_path_cache, 'wb') as f:
|
|
f.write(json.dumps(data))
|
|
|
|
|
|
def get_inventory_from_cache(self):
|
|
|
|
''' Read in jsonified inventory '''
|
|
|
|
jdata = None
|
|
with open(self.cache_path_cache, 'rb') as f:
|
|
jdata = f.read()
|
|
return json.loads(jdata)
|
|
|
|
|
|
def read_settings(self):
|
|
|
|
''' Reads the settings from the vmware_inventory.ini file '''
|
|
|
|
scriptbasename = os.path.realpath(__file__)
|
|
scriptbasename = os.path.basename(scriptbasename)
|
|
scriptbasename = scriptbasename.replace('.py', '')
|
|
|
|
defaults = {'vmware': {
|
|
'server': '',
|
|
'port': 443,
|
|
'username': '',
|
|
'password': '',
|
|
'ini_path': os.path.join(os.path.dirname(os.path.realpath(__file__)), '%s.ini' % scriptbasename),
|
|
'cache_name': 'ansible-vmware',
|
|
'cache_path': '~/.ansible/tmp',
|
|
'cache_max_age': 3600,
|
|
'max_object_level': 1,
|
|
'alias_pattern': '{{ config.name + "_" + config.uuid }}',
|
|
'host_pattern': '{{ guest.ipaddress }}',
|
|
'host_filters': '{{ guest.gueststate == "running" }}',
|
|
'groupby_patterns': '{{ guest.guestid }},{{ "templates" if config.template else "guests"}}',
|
|
'lower_var_keys': True }
|
|
}
|
|
|
|
if six.PY3:
|
|
config = configparser.ConfigParser()
|
|
else:
|
|
config = configparser.SafeConfigParser()
|
|
|
|
# where is the config?
|
|
vmware_ini_path = os.environ.get('VMWARE_INI_PATH', defaults['vmware']['ini_path'])
|
|
vmware_ini_path = os.path.expanduser(os.path.expandvars(vmware_ini_path))
|
|
config.read(vmware_ini_path)
|
|
|
|
# apply defaults
|
|
for k,v in defaults['vmware'].iteritems():
|
|
if not config.has_option('vmware', k):
|
|
config.set('vmware', k, str(v))
|
|
|
|
# where is the cache?
|
|
self.cache_dir = os.path.expanduser(config.get('vmware', 'cache_path'))
|
|
if self.cache_dir and not os.path.exists(self.cache_dir):
|
|
os.makedirs(self.cache_dir)
|
|
|
|
# set the cache filename and max age
|
|
cache_name = config.get('vmware', 'cache_name')
|
|
self.cache_path_cache = self.cache_dir + "/%s.cache" % cache_name
|
|
self.cache_max_age = int(config.getint('vmware', 'cache_max_age'))
|
|
|
|
# mark the connection info
|
|
self.server = os.environ.get('VMWARE_SERVER', config.get('vmware', 'server'))
|
|
self.port = int(os.environ.get('VMWARE_PORT', config.get('vmware', 'port')))
|
|
self.username = os.environ.get('VMWARE_USERNAME', config.get('vmware', 'username'))
|
|
self.password = os.environ.get('VMWARE_PASSWORD', config.get('vmware', 'password'))
|
|
|
|
# behavior control
|
|
self.maxlevel = int(config.get('vmware', 'max_object_level'))
|
|
self.lowerkeys = config.get('vmware', 'lower_var_keys')
|
|
if type(self.lowerkeys) != bool:
|
|
if str(self.lowerkeys).lower() in ['yes', 'true', '1']:
|
|
self.lowerkeys = True
|
|
else:
|
|
self.lowerkeys = False
|
|
|
|
self.host_filters = list(config.get('vmware', 'host_filters').split(','))
|
|
self.groupby_patterns = list(config.get('vmware', 'groupby_patterns').split(','))
|
|
|
|
# save the config
|
|
self.config = config
|
|
|
|
|
|
def parse_cli_args(self):
|
|
|
|
''' Command line argument processing '''
|
|
|
|
parser = argparse.ArgumentParser(description='Produce an Ansible Inventory file based on PyVmomi')
|
|
parser.add_argument('--debug', action='store_true', default=False,
|
|
help='show debug info')
|
|
parser.add_argument('--list', action='store_true', default=True,
|
|
help='List instances (default: True)')
|
|
parser.add_argument('--host', action='store',
|
|
help='Get all the variables about a specific instance')
|
|
parser.add_argument('--refresh-cache', action='store_true', default=False,
|
|
help='Force refresh of cache by making API requests to VSphere (default: False - use cache files)')
|
|
parser.add_argument('--max-instances', default=None, type=int,
|
|
help='maximum number of instances to retrieve')
|
|
self.args = parser.parse_args()
|
|
|
|
|
|
def get_instances(self):
|
|
|
|
''' Get a list of vm instances with pyvmomi '''
|
|
|
|
instances = []
|
|
|
|
kwargs = {'host': self.server,
|
|
'user': self.username,
|
|
'pwd': self.password,
|
|
'port': int(self.port) }
|
|
|
|
if hasattr(ssl, 'SSLContext'):
|
|
# older ssl libs do not have an SSLContext method:
|
|
# context = ssl.SSLContext(ssl.PROTOCOL_TLSv1)
|
|
# AttributeError: 'module' object has no attribute 'SSLContext'
|
|
# older pyvmomi version also do not have an sslcontext kwarg:
|
|
# https://github.com/vmware/pyvmomi/commit/92c1de5056be7c5390ac2a28eb08ad939a4b7cdd
|
|
context = ssl.SSLContext(ssl.PROTOCOL_TLSv1)
|
|
context.verify_mode = ssl.CERT_NONE
|
|
kwargs['sslContext'] = context
|
|
|
|
|
|
self.debugl("### RUNNING WITHOUT VCR")
|
|
instances = self._get_instances(kwargs)
|
|
|
|
self.debugl("### INSTANCES RETRIEVED")
|
|
return instances
|
|
|
|
|
|
def _get_instances(self, inkwargs):
|
|
|
|
''' Make API calls without VCR fixtures '''
|
|
|
|
instances = []
|
|
si = SmartConnect(**inkwargs)
|
|
|
|
if not si:
|
|
print("Could not connect to the specified host using specified "
|
|
"username and password")
|
|
return -1
|
|
atexit.register(Disconnect, si)
|
|
content = si.RetrieveContent()
|
|
for child in content.rootFolder.childEntity:
|
|
instances += self._get_instances_from_children(child)
|
|
if self.args.max_instances:
|
|
if len(instances) >= (self.args.max_instances+1):
|
|
instances = instances[0:(self.args.max_instances+1)]
|
|
instance_tuples = []
|
|
for instance in sorted(instances):
|
|
ifacts = self.facts_from_vobj(instance)
|
|
instance_tuples.append((instance, ifacts))
|
|
return instance_tuples
|
|
|
|
|
|
def _get_instances_from_children(self, child):
|
|
instances = []
|
|
|
|
if hasattr(child, 'childEntity'):
|
|
self.debugl("CHILDREN: %s" % str(child.childEntity))
|
|
instances += self._get_instances_from_children(child.childEntity)
|
|
elif hasattr(child, 'vmFolder'):
|
|
self.debugl("FOLDER: %s" % str(child))
|
|
instances += self._get_instances_from_children(child.vmFolder)
|
|
elif hasattr(child, 'index'):
|
|
self.debugl("LIST: %s" % str(child))
|
|
for x in sorted(child):
|
|
self.debugl("LIST_ITEM: %s" % x)
|
|
instances += self._get_instances_from_children(x)
|
|
elif hasattr(child, 'guest'):
|
|
self.debugl("GUEST: %s" % str(child))
|
|
instances.append(child)
|
|
elif hasattr(child, 'vm'):
|
|
# resource pools
|
|
self.debugl("RESOURCEPOOL: %s" % child.vm)
|
|
if child.vm:
|
|
instances += self._get_instances_from_children(child.vm)
|
|
else:
|
|
self.debugl("ELSE ...")
|
|
try:
|
|
self.debugl(child.__dict__)
|
|
except Exception as e:
|
|
pass
|
|
self.debugl(child)
|
|
return instances
|
|
|
|
|
|
def instances_to_inventory(self, instances):
|
|
|
|
''' Convert a list of vm objects into a json compliant inventory '''
|
|
|
|
inventory = self._empty_inventory()
|
|
inventory['all'] = {}
|
|
inventory['all']['hosts'] = []
|
|
last_idata = None
|
|
total = len(instances)
|
|
for idx,instance in enumerate(instances):
|
|
|
|
# make a unique id for this object to avoid vmware's
|
|
# numerous uuid's which aren't all unique.
|
|
thisid = str(uuid.uuid4())
|
|
idata = instance[1]
|
|
|
|
# Put it in the inventory
|
|
inventory['all']['hosts'].append(thisid)
|
|
inventory['_meta']['hostvars'][thisid] = idata.copy()
|
|
inventory['_meta']['hostvars'][thisid]['ansible_uuid'] = thisid
|
|
|
|
# Make a map of the uuid to the name the user wants
|
|
name_mapping = self.create_template_mapping(inventory,
|
|
self.config.get('vmware', 'alias_pattern'))
|
|
|
|
# Make a map of the uuid to the ssh hostname the user wants
|
|
host_mapping = self.create_template_mapping(inventory,
|
|
self.config.get('vmware', 'host_pattern'))
|
|
|
|
# Reset the inventory keys
|
|
for k,v in name_mapping.iteritems():
|
|
|
|
# set ansible_host (2.x)
|
|
inventory['_meta']['hostvars'][k]['ansible_host'] = host_mapping[k]
|
|
# 1.9.x backwards compliance
|
|
inventory['_meta']['hostvars'][k]['ansible_ssh_host'] = host_mapping[k]
|
|
|
|
if k == v:
|
|
continue
|
|
|
|
# add new key
|
|
inventory['all']['hosts'].append(v)
|
|
inventory['_meta']['hostvars'][v] = inventory['_meta']['hostvars'][k]
|
|
|
|
# cleanup old key
|
|
inventory['all']['hosts'].remove(k)
|
|
inventory['_meta']['hostvars'].pop(k, None)
|
|
|
|
self.debugl('PREFILTER_HOSTS:')
|
|
for i in inventory['all']['hosts']:
|
|
self.debugl(i)
|
|
# Apply host filters
|
|
for hf in self.host_filters:
|
|
if not hf:
|
|
continue
|
|
filter_map = self.create_template_mapping(inventory, hf, dtype='boolean')
|
|
for k,v in filter_map.iteritems():
|
|
if not v:
|
|
# delete this host
|
|
inventory['all']['hosts'].remove(k)
|
|
inventory['_meta']['hostvars'].pop(k, None)
|
|
|
|
self.debugl('POSTFILTER_HOSTS:')
|
|
for i in inventory['all']['hosts']:
|
|
self.debugl(i)
|
|
|
|
# Create groups
|
|
for gbp in self.groupby_patterns:
|
|
groupby_map = self.create_template_mapping(inventory, gbp)
|
|
for k,v in groupby_map.iteritems():
|
|
if v not in inventory:
|
|
inventory[v] = {}
|
|
inventory[v]['hosts'] = []
|
|
if k not in inventory[v]['hosts']:
|
|
inventory[v]['hosts'].append(k)
|
|
|
|
return inventory
|
|
|
|
|
|
def create_template_mapping(self, inventory, pattern, dtype='string'):
|
|
|
|
''' Return a hash of uuid to templated string from pattern '''
|
|
|
|
mapping = {}
|
|
for k,v in inventory['_meta']['hostvars'].iteritems():
|
|
t = jinja2.Template(pattern)
|
|
newkey = None
|
|
try:
|
|
newkey = t.render(v)
|
|
newkey = newkey.strip()
|
|
except Exception as e:
|
|
self.debugl(str(e))
|
|
#import epdb; epdb.st()
|
|
if dtype == 'integer':
|
|
newkey = int(newkey)
|
|
elif dtype == 'boolean':
|
|
if newkey.lower() == 'false':
|
|
newkey = False
|
|
elif newkey.lower() == 'true':
|
|
newkey = True
|
|
elif dtype == 'string':
|
|
pass
|
|
mapping[k] = newkey
|
|
return mapping
|
|
|
|
|
|
def facts_from_vobj(self, vobj, level=0):
|
|
|
|
''' Traverse a VM object and return a json compliant data structure '''
|
|
|
|
# pyvmomi objects are not yet serializable, but may be one day ...
|
|
# https://github.com/vmware/pyvmomi/issues/21
|
|
|
|
rdata = {}
|
|
|
|
# Do not serialize self
|
|
if hasattr(vobj, '__name__'):
|
|
if vobj.__name__ == 'VMWareInventory':
|
|
return rdata
|
|
|
|
# Exit early if maxlevel is reached
|
|
if level > self.maxlevel:
|
|
return rdata
|
|
|
|
# Objects usually have a dict property
|
|
if hasattr(vobj, '__dict__') and not level == 0:
|
|
|
|
keys = sorted(vobj.__dict__.keys())
|
|
for k in keys:
|
|
v = vobj.__dict__[k]
|
|
# Skip private methods
|
|
if k.startswith('_'):
|
|
continue
|
|
|
|
if k.lower() in self.skip_keys:
|
|
continue
|
|
|
|
if self.lowerkeys:
|
|
k = k.lower()
|
|
|
|
rdata[k] = self._process_object_types(v, level=level)
|
|
|
|
else:
|
|
|
|
methods = dir(vobj)
|
|
methods = [str(x) for x in methods if not x.startswith('_')]
|
|
methods = [x for x in methods if not x in self.bad_types]
|
|
methods = sorted(methods)
|
|
|
|
for method in methods:
|
|
|
|
if method in rdata:
|
|
continue
|
|
|
|
# Attempt to get the method, skip on fail
|
|
try:
|
|
methodToCall = getattr(vobj, method)
|
|
except Exception as e:
|
|
continue
|
|
|
|
# Skip callable methods
|
|
if callable(methodToCall):
|
|
continue
|
|
|
|
if self.lowerkeys:
|
|
method = method.lower()
|
|
|
|
rdata[method] = self._process_object_types(methodToCall, level=level)
|
|
|
|
return rdata
|
|
|
|
|
|
def _process_object_types(self, vobj, level=0):
|
|
|
|
rdata = {}
|
|
|
|
self.debugl("PROCESSING: %s" % str(vobj))
|
|
|
|
if type(vobj) in self.safe_types:
|
|
try:
|
|
rdata = vobj
|
|
except Exception as e:
|
|
self.debugl(str(e))
|
|
|
|
elif hasattr(vobj, 'append'):
|
|
rdata = []
|
|
for vi in sorted(vobj):
|
|
if type(vi) in self.safe_types:
|
|
rdata.append(vi)
|
|
else:
|
|
if (level+1 <= self.maxlevel):
|
|
vid = self.facts_from_vobj(vi, level=(level+1))
|
|
if vid:
|
|
rdata.append(vid)
|
|
|
|
elif hasattr(vobj, '__dict__'):
|
|
if (level+1 <= self.maxlevel):
|
|
md = None
|
|
md = self.facts_from_vobj(vobj, level=(level+1))
|
|
if md:
|
|
rdata = md
|
|
elif not vobj or type(vobj) in self.safe_types:
|
|
rdata = vobj
|
|
elif type(vobj) == datetime.datetime:
|
|
rdata = str(vobj)
|
|
else:
|
|
self.debugl("unknown datatype: %s" % type(vobj))
|
|
|
|
if not rdata:
|
|
rdata = None
|
|
return rdata
|
|
|
|
|
|
def get_host_info(self, host):
|
|
|
|
''' Return hostvars for a single host '''
|
|
|
|
return self.inventory['_meta']['hostvars'][host]
|
|
|
|
|
|
if __name__ == "__main__":
|
|
# Run the script
|
|
print(VMWareInventory().show())
|
|
|
|
|