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Merge pull request #8189 from bcoca/vmware_inv_env

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vmware inventory fixes and features
pull/8385/head
James Cammarata 10 years ago
parent ac67351d0d b65536bc56
commit 74068bc50f
2 changed files with 54 additions and 54 deletions
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4
plugins/inventory/vmware.ini
Unescape Escape View File

@ -6,8 +6,8 @@ guests_only = True
#hw_group =
[cache]
cache_max_age = 3600
cache_dir = /var/tmp
max_age = 3600
dir = ~/.cache/ansible
[auth]
host = vcenter.example.com

104
plugins/inventory/vmware.py
Unescape Escape View File

@ -14,6 +14,9 @@ i.e vmware.py/vmware_colo.ini vmware_idf.py/vmware_idf.ini
so if you don't have clustered vcenter but multiple esx machines or
just diff clusters you can have a inventory per each and automatically
group hosts based on file name or specify a group in the ini.
You can also use <SCRIPT_NAME>_HOST|USER|PASSWORD environment variables
to override the ini.
'''
import os
@ -31,44 +34,51 @@ except ImportError:
def save_cache(cache_item, data, config):
''' saves item to cache '''
dpath = config.get('defaults', 'cache_dir')
try:
cache = open('/'.join([dpath,cache_item]), 'w')
cache.write(json.dumps(data))
cache.close()
except IOError, e:
pass # not really sure what to do here
if config.has_option('cache', 'dir'):
dpath = os.path.expanduser(config.get('cache', 'dir'))
try:
if not os.path.exists(dpath):
os.makedirs(dpath)
if os.path.isdir(dpath):
cache = open('/'.join([dpath,cache_item]), 'w')
cache.write(json.dumps(data))
cache.close()
except IOError, e:
pass # not really sure what to do here
def get_cache(cache_item, config):
''' returns cached item '''
dpath = config.get('defaults', 'cache_dir')
inv = {}
try:
cache = open('/'.join([dpath,cache_item]), 'r')
inv = json.loads(cache.read())
cache.close()
except IOError, e:
pass # not really sure what to do here
if config.has_option('cache', 'dir'):
dpath = os.path.expanduser(config.get('cache', 'dir'))
try:
cache = open('/'.join([dpath,cache_item]), 'r')
inv = json.loads(cache.read())
cache.close()
except IOError, e:
pass # not really sure what to do here
return inv
def cache_available(cache_item, config):
''' checks if we have a 'fresh' cache available for item requested '''
if config.has_option('defaults', 'cache_dir'):
dpath = config.get('defaults', 'cache_dir')
if config.has_option('cache', 'dir'):
dpath = os.path.expanduser(config.get('cache', 'dir'))
try:
existing = os.stat( '/'.join([dpath,cache_item]))
existing = os.stat('/'.join([dpath,cache_item]))
except:
# cache doesn't exist or isn't accessible
return False
if config.has_option('defaults', 'cache_max_age'):
maxage = config.get('defaults', 'cache_max_age')
if (existing.st_mtime - int(time.time())) <= maxage:
if config.has_option('cache', 'max_age'):
maxage = config.get('cache', 'max_age')
fileage = int( time.time() - existing.st_mtime )
if (maxage > fileage):
return True
return False
@ -77,10 +87,8 @@ def get_host_info(host):
''' Get variables about a specific host '''
hostinfo = {
'vmware_name' : host.name,
'vmware_tag' : host.tag,
'vmware_parent': host.parent.name,
}
'vmware_name' : host.name,
}
for k in host.capability.__dict__.keys():
if k.startswith('_'):
continue
@ -95,9 +103,11 @@ def get_host_info(host):
def get_inventory(client, config):
''' Reads the inventory from cache or vmware api '''
inv = {}
if cache_available('inventory', config):
inv = get_cache('inventory',config)
else:
elif client:
inv= { 'all': {'hosts': []}, '_meta': { 'hostvars': {} } }
default_group = os.path.basename(sys.argv[0]).rstrip('.py')
@ -125,39 +135,25 @@ def get_inventory(client, config):
if not guests_only:
inv['all']['hosts'].append(host.name)
inv[hw_group].append(host.name)
if host.tag:
taggroup = 'vmware_' + host.tag
if taggroup in inv:
inv[taggroup].append(host.name)
else:
inv[taggroup] = [ host.name ]
inv['_meta']['hostvars'][host.name] = get_host_info(host)
save_cache(vm.name, inv['_meta']['hostvars'][host.name], config)
for vm in host.vm:
inv['all']['hosts'].append(vm.name)
inv[vm_group].append(vm.name)
if vm.tag:
taggroup = 'vmware_' + vm.tag
if taggroup in inv:
inv[taggroup].append(vm.name)
else:
inv[taggroup] = [ vm.name ]
inv['_meta']['hostvars'][vm.name] = get_host_info(host)
inv['_meta']['hostvars'][vm.name] = get_host_info(vm)
save_cache(vm.name, inv['_meta']['hostvars'][vm.name], config)
save_cache('inventory', inv, config)
save_cache('inventory', inv, config)
return json.dumps(inv)
def get_single_host(client, config, hostname):
inv = {}
if cache_available(hostname, config):
inv = get_cache(hostname,config)
else:
elif client:
hosts = HostSystem.all(client) #TODO: figure out single host getter
for host in hosts:
if hostname == host.name:
@ -165,13 +161,14 @@ def get_single_host(client, config, hostname):
break
for vm in host.vm:
if hostname == vm.name:
inv = get_host_info(host)
inv = get_host_info(vm)
break
save_cache(hostname,inv,config)
return json.dumps(inv)
if __name__ == '__main__':
inventory = {}
hostname = None
@ -181,25 +178,28 @@ if __name__ == '__main__':
# Read config
config = ConfigParser.SafeConfigParser()
for configfilename in [os.path.abspath(sys.argv[0]).rstrip('.py') + '.ini', 'vmware.ini']:
me = os.path.abspath(sys.argv[0]).rstrip('.py')
for configfilename in [me + '.ini', 'vmware.ini']:
if os.path.exists(configfilename):
config.read(configfilename)
break
mename = os.path.basename(me).upper()
host = os.getenv('VMWARE_' + mename + '_HOST',os.getenv('VMWARE_HOST', config.get('auth','host')))
user = os.getenv('VMWARE_' + mename + '_USER', os.getenv('VMWARE_USER', config.get('auth','user')))
password = os.getenv('VMWARE_' + mename + '_PASSWORD',os.getenv('VMWARE_PASSWORD', config.get('auth','password')))
try:
client = Client( config.get('auth','host'),
config.get('auth','user'),
config.get('auth','password'),
)
client = Client( host,user,password )
except Exception, e:
client = None
#print >> STDERR "Unable to login (only cache avilable): %s", str(e)
# acitually do the work
# Actually do the work
if hostname is None:
inventory = get_inventory(client, config)
else:
inventory = get_single_host(client, config, hostname)
# return to ansible
# Return to ansible
print inventory

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