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 ''
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)
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
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 ''
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
