Example #1
0
def get_ssh_state():
    """Getting the state of the remote queue from a text file"""
    try:
        filename = os.path.expanduser('~/glidein_state')
        return json_decode(open(filename).read())
    except Exception:
        logger.warn('error getting ssh state', exc_info=True)
Example #2
0
def get_ssh_state():
    """Getting the state of the remote queue from a text file"""
    try:
        filename = os.path.expanduser('~/glidein_state')
        return json_decode(open(filename).read())
    except Exception:
        logger.warn('error getting ssh state', exc_info=True)
Example #3
0
    def request(self, methodname, kwargs):
        """Send request to RPC Server"""
        # check method name for bad characters
        if methodname[0] == '_':
            logger.warning('cannot use RPC for private methods')
            raise Exception('Cannot use RPC for private methods')

        # translate request to json
        body = json_encode({
            'jsonrpc': '2.0',
            'method': methodname,
            'params': kwargs,
            'id': Client.newid()
        })

        if sys.version_info[0] > 2:
            body = body.encode()

        headers = {'Content-type': 'application/json'}
        request = Request(self._address, data=body, headers=headers)

        # make request to server
        try:
            response = urlopen(request, timeout=self._timeout)
        except Exception:
            logger.warn('error making jsonrpc request', exc_info=True)
            raise

        # translate response from json
        try:
            cb_data = response.read()
            data = json_decode(cb_data)
        except Exception:
            try:
                logger.info('json data: %r', cb_data)
            except Exception:
                pass
            raise

        if 'error' in data:
            try:
                raise Exception('Error %r: %r    %r' % data['error'])
            except Exception:
                raise Exception('Error %r' % data['error'])
        if 'result' in data:
            return data['result']
        else:
            return None
Example #4
0
    def request(self, methodname, kwargs):
        """Send request to RPC Server"""
        # check method name for bad characters
        if methodname[0] == '_':
            logger.warning('cannot use RPC for private methods')
            raise Exception('Cannot use RPC for private methods')

        # translate request to json
        body = json_encode({'jsonrpc': '2.0', 'method': methodname,
                            'params': kwargs, 'id': Client.newid()})

        headers = {'Content-type':'application/json'}
        request = urllib2.Request(self._address, data=body, headers=headers)

        # make request to server
        try:
            response = urllib2.urlopen(request, timeout=self._timeout)
        except Exception:
            logger.warn('error making jsonrpc request', exc_info=True)
            raise

        # translate response from json
        try:
            cb_data = response.read()
            data = json_decode(cb_data)
        except Exception:
            try:
                logger.info('json data: %r', cb_data)
            except Exception:
                pass
            raise

        if 'error' in data:
            try:
                raise Exception('Error %r: %r    %r'%data['error'])
            except Exception:
                raise Exception('Error %r'%data['error'])
        if 'result' in data:
            return data['result']
        else:
            return None