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Questions tagged [kaa]

Kaa is a 100% open-source (Apache 2.0) middleware platform for rapid development of IoT applications and connected products.

Kaa offers a holistic approach for implementing rich communication, control, and interoperation capabilities into connected products and smart devices. On top of this, powerful back-end functionality of Kaa greatly speeds up IoT product development, allowing vendors to concentrate on maximizing their product’s unique value to the consumer. Kaa IoT platform is comprised of the server component and the endpoint SDK that is integrated into client applications.

Resources:

293 questions
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kaa send notification from client to server

I understand kaa server can send message to kaa node, either individually or to all nodes. However, I am curious to know if a kaa node can send message back to kaa server. Thanks And Regards, Rupak Banerjee.
Rupak Banerjee
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Kaa Sandbox not receiving data from Cellmonitor sample app

I just downloaded a fresh copy of Kaa sandbox and ran the cellmonitor sample app, however there is no data showing in mongo db. I tried downloading and running directly the cellmonitor app binaries (apk), as well as building the apk from sources (by…
Ernesto Barbosa
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KAA standalone Installation, unable to start Service on Digital Ocean VPS

I have followed all the steps as per the instructions. All the key services are running like zookeeper, mongodb. I have verified mutliple times. However when it comes to start kaa-node, then service always fails with exit code. I have verified…
Adarshana
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Kaa ESP8266 Compiler error

I have built the ESP8266 SDK according to this document But the compile report shows the error below. [ 35%] Building C object kaa/CMakeFiles/extension_notification.dir/src/extensions/notification/kaa_notification_manager.c.obj In file included…
Gian
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Kaa Changing sampling period

I was trying the kaa tutorial "Your first kaa application" and in the step "Change sampling period", the highlighted output is supposed to happen But it does not, despite the other values still appear.
Bianca Magri
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Building Kaa application for esp8266

I am trying to build a demo application using Kaa C SDK for esp8266. I am following official the programming guide. I am facing error while making the application (terminal screen shot is added). I have tried changing the compile options as…
Shahrukh Haider
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How to define network interface

I'm developing Kaa. i don't understand this part: $ sudo nano /etc/kaa-node/conf/kaa-node.properties transport_public_interface=localhost=YOUR_PUBLIC_INTERFACE the link is…
Aziz Yusof
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Can't get CONNACK + KAASYNC message

I have configured the Kaa Server on Ubuntu 14.04. I have chosen MongoDB as log appender. When i execute my SDK on the same ubuntu machine the data gets inserted into the Mongo Database. But when i try to execute the SDk on Intel Edison board it…
Mohit Dubey
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Attach users to endpoints

I have attached a user to an Endpoint using KaaClient.attachUser() methond(using trustful verifier), and I received a success status message back from server. But, where do I see this user in Admin UI? Moreover, If I try to use the the userID and…
sr33kanth
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Kaa authentication over MongoDB

I can't receive data on my mongodb2.6 when authentification=true, by the way, am writen in authentification credentials user and password of my kaa database. But and i can send data when authentification is disabled. I dont know if it is a problem…
Balegi Ramy
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Integration of kaa server and kaa sdk

I made c SDK and i copied the SDK in libs folder when i am running the build.sh then it searching for demo_client(./demo_client:no such file or directory) and searching the .sh file in build directory only. Please help me .
MUNNA KUMAR
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What are the steps to follow in order to run a Kaa application on Raspberry after cross-compilation of the Kaa SDK?

I have followed the instructions from http://kaaproject.github.io/kaa/docs/v0.10.0/Programming-guide/Using-Kaa-endpoint-SDKs/C++/SDK-RPi/ in order to cross-compile a generated C++ Kaa SDK for the Raspberry Pi platform. I am now wondering what would…
yoikonomidis
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Kaa hostname resolve failed

I've installed Kaa platform on Ubuntu 16-04. not Sandbox but source 0.11 Default sample period: 1 seconds 2016/11/25 2:31:25 [ERROR] [kaa_tcp_channel.c:870] (-101) - Kaa TCP channel new access point [0x929A2016] hostname resolve failed 2016/11/25…
nangarden
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Does kaaproject.org has alert engine and timer?

I have the following requirement, Control heater based on temperature If there is motion, send SMS Turn garden light on evening If water goes low turn on motor I need alert and timer feature to complete my setup. Is there a way to…
Jeeva
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Kaa sandbox cqlsh user and password

What is the login name and password for Cassandra cqlsh? I do not see data in tables ep_profile, ep_user etc. under anonymous access. Thanks.
Ivo Janalík
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