Ejemplo n.º 1
0
def api_websocket(accessor=None):
    """Meant for use with the websocket and API.

    Make a connection to this function, and then pass it the API
    path you wish to receive. Function returns only the raw value
    and unit in list form.

    """
    sane_args = dict(request.args)
    sane_args['accessor'] = accessor

    # Refresh the root node before creating the websocket
    psapi.refresh()

    if request.environ.get('wsgi.websocket'):
        config = listener.config['iconfig']
        ws = request.environ['wsgi.websocket']
        while True:
            try:
                message = ws.receive()
                node = psapi.getter(message, config, request.path, cache=True)
                prop = node.name
                val = node.walk(first=True, **sane_args)
                jval = json.dumps(val[prop])
                ws.send(jval)
            except Exception as e:
                # Socket was probably closed by the browser changing pages
                logging.debug(e)
                ws.close()
                break
    return ''
Ejemplo n.º 2
0
def graph(accessor=None):
    """
    Accessor method for fetching the HTML for the real-time graphing.

    :param accessor: The API path to be accessed (see /api)
    :type accessor: unicode
    :rtype: flask.Response
    """
    info = {'graph_path': accessor,
            'graph_hash': hash(accessor)}

    # Refresh the root node before creating the websocket
    psapi.refresh()

    node = psapi.getter(accessor, listener.config['iconfig'], cache=True)
    prop = node.name

    if request.values.get('delta'):
        info['delta'] = 1
    else:
        info['delta'] = 0

    info['graph_prop'] = prop
    query_string = request.query_string
    info['query_string'] = urllib.quote(query_string)

    return render_template('graph.html',
                           **info)
Ejemplo n.º 3
0
def graph(accessor=None):
    """
    Accessor method for fetching the HTML for the real-time graphing.

    :param accessor: The API path to be accessed (see /api)
    :type accessor: unicode
    :rtype: flask.Response
    """
    info = {'graph_path': accessor,
            'graph_hash': hash(accessor)}

    # Refresh the root node before creating the websocket
    psapi.refresh()

    node = psapi.getter(accessor, listener.config['iconfig'], request.path, cache=True)
    prop = node.name

    if request.values.get('delta'):
        info['delta'] = 1
    else:
        info['delta'] = 0

    info['graph_prop'] = prop
    query_string = request.query_string
    info['query_string'] = urllib.quote(query_string)

    url = urlparse.urlparse(request.url)
    info['load_from'] = url.scheme + '://' + url.netloc
    info['load_websocket'] = url.netloc

    # Generate page and add cross-domain loading
    response = make_response(render_template('graph.html', **info))
    response.headers['Access-Control-Allow-Origin'] = '*'

    return response
Ejemplo n.º 4
0
def api_websocket(accessor=None):
    """Meant for use with the websocket and API.

    Make a connection to this function, and then pass it the API
    path you wish to receive. Function returns only the raw value
    and unit in list form.

    """
    sane_args = dict(request.args)
    sane_args['accessor'] = accessor

    # Refresh the root node before creating the websocket
    psapi.refresh()

    if request.environ.get('wsgi.websocket'):
        config = listener.config['iconfig']
        ws = request.environ['wsgi.websocket']
        while True:
            try:
                message = ws.receive()
                node = psapi.getter(message, config, cache=True)
                prop = node.name
                val = node.walk(first=True, **sane_args)
                jval = json.dumps(val[prop])
                ws.send(jval)
            except (AttributeError, geventwebsocket.WebSocketError) as e:
                # Socket was probably closed by the browser changing pages
                logging.debug(e)
                break
    return ''
Ejemplo n.º 5
0
def graph(accessor=None):
    """
    Accessor method for fetching the HTML for the real-time graphing.

    :param accessor: The API path to be accessed (see /api)
    :type accessor: unicode
    :rtype: flask.Response
    """
    info = {'graph_path': accessor,
            'graph_hash': hash(accessor)}

    # Refresh the root node before creating the websocket
    psapi.refresh()

    node = psapi.getter(accessor, listener.config['iconfig'], request.path, cache=True)
    prop = node.name

    if request.values.get('delta'):
        info['delta'] = 1
    else:
        info['delta'] = 0

    info['graph_prop'] = prop
    query_string = request.query_string
    info['query_string'] = urllib.quote(query_string)

    url = urlparse.urlparse(request.url)
    info['load_from'] = url.scheme + '://' + url.netloc
    info['load_websocket'] = url.netloc

    # Generate page and add cross-domain loading
    response = make_response(render_template('graph.html', **info))
    response.headers['Access-Control-Allow-Origin'] = '*'

    return response