def main():
agent = NgsiAgent.create_agent(process=basic_processing)
# We could have used a lambda, or any function which a Row as a first argument, even an object method
# agent = NgsiAgent(process=lambda x: x.record.replace("ping", "pong"))
# agent = NgsiAgent(process=myObject.basic_processing)
agent.run()
agent.close()
def main():
src = SourceMqtt(topic="sensor/temperature")
# if you have an Orion server available, just replace SinkStdout() with SinkOrion()
sink = SinkStdout()
agent = NgsiAgent.create_agent(src, sink, process=build_entity)
agent.run()
agent.close()
def test_agent_upload_multipart(init_agent):
multipart_form_data = {'file': ("room.csv", BytesIO(b'Room1;23;710'))}
response = requests.post(
'http://127.0.0.1:8880/upload', files=multipart_form_data)
assert response.status_code == 200
assert agent.stats == NgsiAgent.Stats(1, 1, 1, 0, 0, 0)
agent.stats.zero()
def main():
src = SourceSampleOrion()
# if you have an Orion server available, just replace SinkStdout() with SinkOrion()
sink = SinkStdout()
agent = NgsiAgent.create_agent(src, sink, process=build_entity)
agent.run()
agent.close()
def test_agent_upload_multipart_excel(init_agent):
filename = pkg_resources.resource_filename(__name__, "data/test.xlsx")
multipart_form_data = {'file': ("test.xlsx", open(filename, 'rb'))}
response = requests.post(
'http://127.0.0.1:8880/upload', files=multipart_form_data)
assert response.status_code == 200
assert agent.stats == NgsiAgent.Stats(4, 4, 4, 0, 0, 0)
agent.stats.zero()
def test_agent_with_processing(mocker):
src = SourceSampleOrion(count=5, delay=0)
sink = SinkNull()
mocker.spy(sink, "write")
agent = NgsiAgent.create_agent(src, sink, build_entity_sample_orion)
agent.run()
agent.close()
assert sink.write.call_count == 5 # pylint: disable=no-member
assert agent.stats == agent.Stats(5, 5, 5, 0, 0)
def main():
response = retrieve_latest_commits(ncommits=3)
src = SourceJson(response, provider="github")
# if you have an Orion server available, just replace SinkStdout() with SinkOrion()
sink = SinkStdout()
agent = NgsiAgent.create_agent(src, sink, process=build_entity)
agent.run()
agent.close()
def test_upload_raw_json(init_agent):
data = {
'room': 'Room1',
'temperature': 23.0,
'pressure': 710}
response = requests.post('http://127.0.0.1:8880/upload', json=data)
assert response.status_code == 200
assert agent.stats == NgsiAgent.Stats(1, 1, 1, 0, 0, 0)
agent.stats.zero()
def init_agent():
global agent
Source.register_extension("xlsx", SourceMicrosoftExcel)
src = ServerHttpUpload()
sink = SinkNull()
agent = NgsiAgent.create_agent(src, sink)
_thread.start_new_thread(agent.run, ())
time.sleep(1) # let time for the server to setup
yield
assert agent.server_status.calls == 3
agent.close()
time.sleep(1) # let time for the server to shutdown
def main():
src = SourceJson(json_obj)
# in this example data are embedded in the source
# you can get json data from any file or stream
# example : Source.from_file("/tmp/test.json")
# have a look at the factory methods available in the Source class
# if you have an Orion server available, just replace SinkStdout() with SinkOrion()
sink = SinkStdout()
agent = NgsiAgent.create_agent(src, sink, process=build_entity)
agent.run()
agent.close()
def main():
# Get two RFC descriptions (RFC959 and RFC2228) in JSON format
# For the sake of simplicity the example use a lambda and a basic string function for the match function
# f_match could be a real function (not just a lambda) and could make use of regular expression
# By default user/passwd is set to anonymous/guest
src = SourceFtp("ftp.ps.pl", paths=[
"/pub/rfc"], f_match=lambda x: x.endswith("rfc958.json") or x.endswith("rfc2228.json"))
# If you have an Orion server available, just replace SinkStdout() with SinkOrion()
sink = SinkStdout()
# The source has auto-detected that we deal with JSON files, hence has parsed json for you
agent = NgsiAgent.create_agent(src, sink, process=build_entity).run()
# Resources are freed. Here the agent removes the temporary directory (where files were downloaded).
agent.close()
def test_agent_with_side_effect(mocker):
def side_effect(row, sink, datamodel):
# each time we acquire data from sensors in a room, we create (or override) a side-entity
# here the side-entity is a room entity for a Building datamodel
m = DataModel(id=f"Building:MainBuilding:Room:{datamodel['id']}",
type="Room")
sink.write(m.json())
return 1 # number of entities created in the function
src = SourceSampleOrion(count=5, delay=0)
sink = SinkNull()
mocker.spy(sink, "write")
agent = NgsiAgent.create_agent(src, sink, build_entity_sample_orion,
side_effect)
agent.run()
agent.close()
assert sink.write.call_count == 10 # pylint: disable=no-member
assert agent.stats == agent.Stats(5, 5, 5, 0, 0, 5)
def main():
# just provide SourceApi with your own function (that returns an array)
# default is to retrieve 5 commits
# override the default provider "api" with "github"
src = SourceFunc(retrieve_latest_commits, "github")
# in case you want to retrieve 3 commits, you could use lambda
# src = SourceFunc(lambda: retrieve_latest_commits(ncommits=3), "github")
# one could prefer to use the partial function from functools
# src = SourceFunc(partial(retrieve_latest_commits, ncommits=3), "github")
# if you have an Orion server available, just replace SinkStdout() with SinkOrion()
sink = SinkStdout()
agent = NgsiAgent.create_agent(src, sink, process=build_entity)
agent.run()
agent.close()
def main():
# You declare an HTTP server that acts as your Source, listening on port 8880
src = ServerHttpUpload()
# If you have an Orion server available, just replace SinkStdout() with SinkOrion()
sink = SinkStdout()
# The agent processes CSV content received from the client
agent = NgsiAgent.create_agent(src, sink, process=build_entity)
# You must push data to the source, here we send POST requests to the server
# For example, in a bash shell, send binary content
# curl --noproxy '*' -v -H "Content-Type: text/plain" -d $'Room1;23.0;720\nRoom2;21.0;711' "127.0.0.1:8880/upload"
# You can also send a file, the NGSI datasource provider is set as the filename
# curl -v -F [email protected] http://127.0.0.1:8880/upload
# CTRL-C to stop the server
agent.run()
# The agent provides global statistics on its execution
agent.close()
def main():
# You declare an HTTP server that acts as your Source, listening on port 8880
src = ServerHttpUpload()
# If you have an Orion server available, just replace SinkStdout() with SinkOrion()
sink = SinkStdout()
# The agent processes JSON content received from the client
agent = NgsiAgent.create_agent(src, sink, process=build_entity)
# You must push data to the source, here we send POST requests to the server
# For example, in a bash shell, type in :
# curl -X POST -H "Content-Type: application/json" -d '{"room":"Room1","temperature":23.0,"pressure":710}' http://127.0.0.1:8880/upload
# You could also send a JSON Array. For example, type in :
# curl -X POST -H "Content-Type: application/json" -d '[{"room":"Room1","temperature":23.0,"pressure":710},{"room":"Room2","temperature":21.0,"pressure":711}]' http://127.0.0.1:8880/upload
# You can also send a file, the NGSI datasource provider is set as the filename
# curl -v -F [email protected] http://127.0.0.1:8880/upload
# CTRL-C to stop the server
agent.run()
# The agent provides global statistics on its execution
agent.close()
def main():
agent = NgsiAgent.create_agent()
agent.run()
agent.close()
def __init__(self):
self.starttime = datetime.now()
self.stats = NgsiAgent.Stats()