CoAP
Constrained Application Protocol (CoAP) is a specialized web transfer protocol for use with constrained nodes and constrained networks in the Internet of Things, as defined by IETF RFC 7252. CoAP adopts a REST model making it easy to learn and easy to adapt to HTTP. coaps:// is a related protocol, where "s" stands for a secure layer using DTLS. Learn more at coap.technology.
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Environment
- OS: RHEL 7.6
- Erlang/OTP:
- EMQ: 2.3.11
Description
I am using:
NIGINX --> Docker --> custom image with EMQ installed ( same host, SSL offload on nginx)
EMQ works and clients can connect but i see continous multiple crashes/proxy errors in the error.log
2019-08-27 12:12:31.287 [error] <0.11973.534> CRASH REPORT Process <0.11973.534> with 0 neighbou
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Jan 15, 2018 - HTML
FEATURE REQUEST
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Is there an open issue addressing this request? If it does, please add a "+1" reaction to the
existing issue, otherwise proceed to step 2.
No. -
Describe the feature you are requesting, as well as the possible use case(s) for it.
After adding open tracing support to the existing gRPC and HTTP endpoints inUsersandThingsservice, we should add support for t
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Jun 24, 2020 - Java
When setting the monitor.tail property, it's possible to tail/update only filenames, and not directories:
So, when a support for a recursive structure is required, it can be done in a way like this:
`connect.ftp.monitor.tail=/**:
While searching I came across
--> Tutorial slides
--> Master's thesis: Scalability for IoT Cloud Services
on http://people.inf.ethz.ch/mkovatsc/californium.php
Is there any other documentation much like a developer manual?
It would be good if we can have an option to perform write attribute on the demo server code, with operations Minimum Period, Maximum Period, Greater Than, Less Than, and Step.
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May 15, 2020 - C
OSCORE example
Is there an usage example for OSCORE clien/server similar to the standard CoAP client/server examples here: https://aiocoap.readthedocs.io/en/latest/examples.html
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Jun 19, 2020 - Go
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Jun 25, 2020 - Go
pDescription may be null and causes a hard-fault when observers are notified of a resource update.
https://github.com/Lobaro/lobaro-coap/blob/b6b5ced0f7d013022c848d5f3da4ddb757339b6c/src/coap_interaction.c#L279
It's set to NULL when an null or empty string is passed in as a resource description on CoAP_CreateResource:
https://github.com/Lobaro/lobaro-coap/blob/d7a4c79ad2217f744ac9757d2b4b
The primary reason to do this is to assist porting Awa to other platforms.
A secondary reason is to improve testing and reliability of the network abstraction layer and dtls layer.
Hello,
would it be possible to add a small example that explains the request routing in the server and acceding to an appropriate handler for a given URI path.
Currently we have this: https://github.com/gotthardp/gen_coap/blob/master/examples/src/sample_server.erl, and we can figure out if the type of req was GET, POST, PUT, ..., but I see no information how we parse URL string and based on th
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Jun 25, 2020 - C
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Jun 17, 2020 - Go
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Mar 13, 2020 - Shell
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May 21, 2020 - C
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Dec 30, 2019 - Objective-C
All activities and triggers need to be reviewed, documented and readme updates.
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Jun 24, 2020 - JavaScript
The official Widgets Development Guide only contains the most basic widget types as example.
There is no functional example for a Flot chart in there right now. Or is it?
Since this is one of the most useful and probably used (at leat to me) widgets it would be very helpful to extend that docum