def get_device_network_info_by(key, value):
import sys
import json
sys.path.append('..')
from resource_management.get_resource import get_resource
string_data = get_resource('network_table.txt')
data = json.loads(string_data)
for device in data['devices']:
if device[key] == value:
return device
def interpret(command):
'''Any command received should be handled here or is invalid. This
function allows a command received by a master device to be parsed,
interpreted, and executed as expected. This gives slave devices a
language to allow them to communicate with master devices in such a
way that they can update the master of network information and grab
resources from the master.
ARGS:
STRING @command -- the command to be executed by the master.
RETURNS:
STRING @response -- the response command to the command passed.
'''
import sys
import json
import shlex
sys.path.append('..')
# Split it
args = shlex.split(command)
try:
# Check the first argument for the command
if args[0] == 'BATGET':
# If it is a get grab the resource using the path and POST it
# on the slave device at the same location.
from resource_management.get_resource import get_resource
return get_resource(args[1])
elif args[0] == 'BATPOST':
# Make sure there is data and place to put it attached
if args[1] is not None and args[2] is not None:
from resource_management.post_resource import post_resource
# If a something else tells the master to change its network
# information REJECT their request.
if args[1] == 'batnet_attrs.txt':
return '500 Master Devices cannot change network'
post_resource(args[1], json.loads(args[2]))
return '200'
elif args[0] == 'SERVPOST':
# POST to server if there is data and a place to POST it
# This option is for slaves to PASS information to the server
if args[1] is not None and args[2] is not None:
(from server_communication.post_resource_to_server
import post_resource_to_server)
# This will return an instance from the requests module
# NEED TO DECIDE WHAT INFORMATION I SHOULD RESPOND TO
# SERVGET AND SERVPOST WILL BE
post_resource_to_server(args[1], args[2])
elif args[0] == 'SERVGET':
# GET from the server and respond to client with information
if args[1] is not None:
(from server_communication.get_resource_from_server
import get_resource_from_server)
# This will return an instance from the requests module
# NEED TO DECIDE WHAT INFORMATION I SHOULD RESPOND TO
# SERVGET AND SERVPOST WILL BE
return get_resource_from_server(args[1])
elif args[0] == 'REDIRECT':
print 'not yet'
except:
propogate(args)
