def __init__( self, backend_parameters, config ):
self.lockfile = '/tmp/.ansible-inventory_file_backend.lock'
self.__lock = SimpleFlock('/tmp/.ansible-inventory_file_backend_main.lock',
timeout=3)
self.json_path = os.path.expanduser(
backend_parameters['path'].strip('"\'')
)
if not os.path.isabs( self.json_path ):
self.json_path = os.path.join( config.config_home, self.json_path )
def __init__(self, backend_parameters, config):
self.lockfile = '/tmp/.ansible-inventory_file_backend.lock'
self.__lock = SimpleFlock(
'/tmp/.ansible-inventory_file_backend_main.lock', timeout=3)
self.json_path = os.path.expanduser(
backend_parameters['path'].strip('"\''))
if not os.path.isabs(self.json_path):
self.json_path = os.path.join(config.config_home, self.json_path)
if 'pretty' in backend_parameters and backend_parameters[
'pretty'].lower() in ("true", "1", "yes", "on"):
self.pretty = True
else:
self.pretty = False
def load_inventory(self):
"Returns a dictionary with the inventory contents as required by Inventory class"
if os.path.exists( self.json_path ):
with SimpleFlock( self.lockfile, timeout=3 ):
with open( self.json_path ) as inv_file:
return json.loads( inv_file.read() )
else:
return {}
class AnsibleInventory_FileBackend(AnsibleInventory_Backend):
"Backend class for ansible-inventory that uses a json file for storage"
def __init__(self, backend_parameters, config):
self.lockfile = '/tmp/.ansible-inventory_file_backend.lock'
self.__lock = SimpleFlock(
'/tmp/.ansible-inventory_file_backend_main.lock', timeout=3)
self.json_path = os.path.expanduser(
backend_parameters['path'].strip('"\''))
if not os.path.isabs(self.json_path):
self.json_path = os.path.join(config.config_home, self.json_path)
if 'pretty' in backend_parameters and backend_parameters[
'pretty'].lower() in ("true", "1", "yes", "on"):
self.pretty = True
else:
self.pretty = False
def load_inventory(self):
"Returns a dictionary with the inventory contents as required by Inventory class"
if os.path.exists(self.json_path):
with SimpleFlock(self.lockfile, timeout=3):
with open(self.json_path) as inv_file:
return json.loads(inv_file.read())
else:
return {}
def save_inventory(self, inventory):
"Saves the inventory from a dictionary with the inventory contents from the Inventory class"
with SimpleFlock(self.lockfile, timeout=3):
with open(self.json_path, 'w') as inv_file:
if self.pretty:
inv_file.write(
json.dumps(inventory, sort_keys=True, indent=4))
else:
inv_file.write(json.dumps(inventory))
def lock(self):
"Locks the backend for reading and writting"
self.__lock.__enter__()
def unlock(self):
"Unlocks the backend"
self.__lock.__exit__()
def save_inventory(self, inventory):
"Saves the inventory from a dictionary with the inventory contents from the Inventory class"
with SimpleFlock(self.lockfile, timeout=3):
with open(self.json_path, 'w') as inv_file:
if self.pretty:
inv_file.write(
json.dumps(inventory, sort_keys=True, indent=4))
else:
inv_file.write(json.dumps(inventory))