OpenSplice, an implementation of the Data Distribution Service (DDS) specification
An opensource implementation of dds that is available from GitHub.
Questions tagged [opensplice]
37 questions
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In DDS can the write/publisher cache be read
This question is regarding a roadblock I am currently facing in DDS. I am able to read the Subscriber/Reader Cache using the QueryFilter provided by the respective implementations. But I now want to read the Publisher/Writer Cache and I am not able…
Shamsuddin Khakiyani
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3 answers
Prevent subscribers from reading certain samples temporarily
We have a situation where there are 2 modules, with one having a publisher and the other subscriber. The publisher is going to publish some samples using key attributes. Is it possible for the publisher to prevent the subscriber from reading certain…
Shamsuddin Khakiyani
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what does this C++ code construct mean?
I found the following code (auto-generated, but it does not compile) and now I whant to know what it means:
template<> struct topic_type_support
{
typedef UnboundedStringWithKey##TypeSupport type; …
Tobias Langner
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A lot of "implicitly-declared '[...]::operator=([...])' is deprecated" error in the Opensplice when compiling with gcc11
I am using Opensplice library in my project and everything is working with gcc4. I am would like to compile my project with gcc11 but I get a lot of the same errors in the Opensplice section. For example:
implicitly-declared…
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Starting an opensplice publisher via systemd does not publish data
I have an opensplice publisher on Ubuntu 20.04 that is started via systemd.
If the publisher starts via systemd then the data is not pubished, but also no errors are reported or present in the opensplice log files.
The publisher works if I run it…
Damian Dixon
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How to run a python script from CMakeLists.txt
I have a DDS project that takes IDL files and generates C++ header and footer files from them using a "ProcessIDL.py" script. Previously this was done in as a pre build step in Visual Studio.
I am in the process of converting the project to CMake to…
tashywashyy
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Opensplice - Getting the nodeId in C# from a local participant
I am using the DCPSParticipant builtin topic to retreive infos about participants on the domain (I'm working with C#).
In the example, the sample received contains the node identification which can be accessed with :
int nodeId =…
tylp
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OpenSpliceConfig.cmake or opensplice-config.cmake not found while building dds-tutorial-cpp-ex
I am trying to learn dds. According to the tutorial, Appendix 1 suggests to look at examples on provided in github called dds-examples-cpp-ex.
The simple commands to build this examples according to readme is cmake . && make
I execute the…
Anokhi Shah
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Creating containers for OpenSplice templates?
I'm trying to build a C++ program in OpenSplice that allows a user to specify the types that should be loaded in. This is complicated slightly by the C++ files generated through the use of OpenSplice's IDL pre-processor (IDLPP) not sharing a common…
Overt_Agent
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What causes this Java error in OpenSplice?
I'm using OpenSplice version 6.4 to develop an application with two sites in different networks. When I try to collect data from an external node, I got this error:
[thread 140436299368192 also had an error]#
# A fatal error has been detected by the…
Alex8752
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how to manage life cycle of topic instances manually while using qos configuration file
I use DDS Opensplice community version 6.7.
At the moment when I create a topic, I use QoS xml configuration file. The QoS config file sets settings such as liveliness and resource_limits for a topic.
I know that if you don't use QoS config file,…
Jia Liang Liu
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DDS C++ - Data Distribution Service
I began to work with C# and I'm trying to test the code that follows for an dds app. I took it from: http://www.laas.fr/files/SLides-A_Corsaro.pdf
using System;
/**********************************************************
* Definition for the…
user8400716
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OpenDDS and OpenSplice interoperability
I have two programs, one using OpenSplice 6.7.1 and the other using OpenDDS 3.10.
They are both using RTPS as protocol, the same domain id and the destination port (I verified using wireshark).
The problem is that they are not communicating.
I…
Loay Ashmawy
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OpenSplice DDS: Publish, until some timeout
I'm learning every day more about dds, so my question my sound weird. I hope it makes sense.
One of the requirements of some dds wrapper I'm writing, is that it times out after some timeout period if it fails to write. My question: How can I do…
The Quantum Physicist
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Vortex fog vortex gateway integration
I am new to Data Distributive Service.I am using PrismTech products for DDS. I have vortex lite in my network. To interact with the vortex gateway in public cloud , i am using vortex fog service. But was not able to establish interaction. Can any…
Praful
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