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Questions tagged [fiware]

FIWARE is an open cloud-based infrastructure for creation and delivery of Internet applications and services.

FIWARE API specifications are public and royalty-free, driven by the development of an open source reference implementation which accelerates the availability of products and services.

Creation of a sustainable innovation ecosystem around FIWARE is materialized through FIWARE Lab, a working instance of FIWARE enabling free experimentation with the technology.

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Fiware Context Brocker How to query entities with not equal condition to its ID

lets assume I have three Room entities with ids urn:ngsi-Id:Room:Room1, urn:ngsi-Id:Room:Room2, urn:ngsi-Id:Room:Room3 Now I want to query all entities where id not equal urn:ngsi-Id:Room:Room2. How I can do this?
Vasudevan Nair R
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FIWARE QuantumLeap Sanity Check failed: QuantumLeap can't get changed data from Orion

I checked quantumLeap Sanity Check in both virtualMachine(virtualBox with Ubuntu) and production server(CentOS). With the same docker-compose.yml, the sanity check is sucessfully on virtualManchine, but failed on Production server, it's really…
Yanpeng Wu
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Authzforce - Existing GUI for policy administration (PAP)

I just started experiment with Authzforce Fiware following the docs. I made some RBAC scenarios following the examples given, using the RESTful interface provided. What I would like to know, is whether any User Interface to manage the Policy…
NickAth
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How to debug Fiware-Orion

I'm new to this field. I've installed Fiware-orion via source on my VM (centOS), by following the link below: https://fiware-orion.readthedocs.io/en/master/admin/build_source/index.html. Currently I'm working on a Fiware-Orion issue, but I don't…
e007
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lazy attribute in the IoT Agent of FIWARE

I'm trying to set the IoT Agent UL of FIWARE in the "lazy" configuration. I cannot find info/example/doc on the net. Could you help me? Thank you
Domenica
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FIWARE - Token API Orion Context Broker

I have in my server a Orion Context Broker (https://github.com/telefonicaid/fiware-orion) but i need to add some restrictions to my "consumers" when they use the endpoint(s) e.g(http://myhost:1026/v2/entities). Is possible configure the…
Hélder Oliveira
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Store Orion data via Cygnus

I'm using Orion (2.2.0) and Cygnus (1.9.0) to store data in MySQL. It worked using attrsFormat: 'legacy' in the subscription payload. My question is this: could I install the new version of Cygnus to without usage of attrsFormat = legacy? Thanks a…
pasquy73
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How to send LoRaWAN device data to FIWARE LoRaWAN IoT Agent from postman or MQTT Publisher client

I have created an application in Things Network for LoRaWAN. Also registered a device within that application. Already register a service in LoRaWAN IoT Agent and provisioned a device with provider as TTN in LoRaWAN IoT Agent. Created a HTTP…
Manish Pareek
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Cannot start Cygnus with 2 instances as a service

I have configured 2 cygnus intances with their agents but when I start cygnus as a service I get the following error: sudo service cygnus start Starting cygnus (via systemctl): Job for cygnus.service failed because the control process exited with…
Stelios Botonakis
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Cygnus doesn't persist data because: "namespace name generated is too long >127"

After some days breaking my head because cygnus persist randomly the updates, I have found in the logs that the size of a generated name space is too long. I'm working on Centos 7 my entities use the standard type: BikeHireDockingStation The error…
David Bueno Vallejo
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Method Not Allowed when patching registration

Recently some registrations of commands expired so I am trying to patch their "expires" attribute. However, I receive a 405 method not allowed message error. Retrieving info about the registration: curl -X GET…
Mike Xydas
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Sending commands to devices in FIWARE Orion is not working

I am trying to provide a device on FIWARE and send commands. In my case, a lamp with commands ("on" and "off"). But, it's not working. The steps to create a device and send command are: Provide a device; Create a service group; Create a…
Romario Silva
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How to get from Orion all subscriptions inserted by owners

I need to filter subscriptions through logged users (i.e. user_id or organization_id) in a generic context. The requirements are that any users can manage (edit or delete) only own subscriptions. As far as I know, there isn't APIs to filter…
Domenica
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Query entities by the logical operator OR with Fiware Orion

I dont be able to retrieve entities form Orion querys with 2 conditions by the logical operator OR. For example, if I want to retrieve the entities that have temperature > 20 OR humidity enter code here< 50. But I only can retrieve the query by the…
Olivertem
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Should I directly access the FIWARE Orion context broker API in my (android) app?

I'm currently developing an (android) app which should access and update data stored in my FIWARE instance and also respond to subscriptions. Is there a recommended architecture on how I should access the data? Should I directly use the Orion NGSIv2…
Christoph S
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