def execute(method, params):
global fifo_file
jsoncmd = jsonrpc_helper.get_command(method, params)
reply_fifo_file_name = REPLY_FIFO_FILE_TEMPLATE.format(random.randrange(32767))
reply_dir = cfg.get('fifo_reply_dir')
reply_fifo_file = "{}/{}".format(reply_dir, reply_fifo_file_name)
# make sure fifo file does not exist
try:
os.unlink(reply_fifo_file)
logger.debug("removed reply fifo '{}'".format(reply_fifo_file))
except OSError as ex:
if os.path.exists(reply_fifo_file):
raise jsonrpc_helper.JSONRPCException(
"cannot remove repl file {}: {}!".
format(reply_fifo_file, ex))
try:
os.mkfifo(reply_fifo_file)
os.chmod(reply_fifo_file, 0o666)
except OSError as ex:
raise jsonrpc_helper.JSONRPCException(
"cannot create reply file {}: {}!".
format(reply_fifo_file, ex))
fifocmd = ":{}:{}". format(reply_fifo_file_name, jsoncmd)
try:
fifo = open(fifo_file, 'w')
fifo.write(fifocmd)
logger.debug("sent command '{}'".format(fifocmd))
fifo.close()
except Exception as ex:
raise jsonrpc_helper.JSONRPCException(
"cannot access fifo file {}: {}!".
format(fifo_file, ex))
logger.debug("reply file '{}'".format(reply_fifo_file))
with open(reply_fifo_file, 'r') as reply_fifo:
replycmd = reply_fifo.readline()
#logger.debug("received reply '{}'".format(replycmd))
# TODO: should we add this in a loop?
os.unlink(reply_fifo_file)
return jsonrpc_helper.get_reply(replycmd)
def execute(method, params):
url = cfg.get('url')
jsoncmd = jsonrpc_helper.get_command(method, params)
headers = {'Content-Type': 'application/json'}
request = urllib.request.Request(url, jsoncmd.encode(), headers)
url_parsed = urllib.parse.urlparse(url)
try:
if url_parsed.scheme == 'https':
replycmd = urllib.request.urlopen(
request,
context=ssl._create_unverified_context()).read().decode()
else:
replycmd = urllib.request.urlopen(request).read().decode()
except urllib.error.HTTPError as e:
raise jsonrpc_helper.JSONRPCException(str(e))
return jsonrpc_helper.get_reply(replycmd)