c-open | CANopen stack for embedded devices | Automation library
kandi X-RAY | c-open Summary
kandi X-RAY | c-open Summary
This repository contains a CANopen stack for both master and slaves. The stack implements most of CiA 301 and 305 (LSS). The stack is written to an OS abstraction layer and can also be used in a bare metal application. Using the abstraction layer, the stack can run on Linux, Windows or on an RTOS. A simple slave is included to serve as an example of how to use the stack. The slave can also be used to run the CiA Conformance Test Tool. Also included is a simple master example that lists all slaves on the bus and a comprehensive set of unit-tests.
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Trending Discussions on c-open
QUESTION
I have integrated swagger UI in java using maven, through which I am able to test my REST springBoot API at swagger UI and also able to see the open API doc in json format using the URL: http://localhost:8091/v2/api-docs?group=public-api . But my requirement is to get that doc in yaml format, for which I am hitting below URL but getting error
http://localhost:8091/v3/api-docs.yaml
...ANSWER
Answered 2022-Mar-09 at 09:36There is a typo in your URL it should be http://localhost:8091/v2/api-docs.yaml
I tested from my side and it works for me and it downloads the yaml file
QUESTION
Getting crypto/fips/fips.c:153: OpenSSL internal error: FATAL FIPS SELFTEST FAILURE when
dracut-fips package is installed and sysctl -a shows crypto.fips_enabled = 1
Restriction: Can not disable dracut-fips
package or crypto.fips_enable
setting in my case.
How can I get cmake --version
working inside the container?
ANSWER
Answered 2022-Feb-22 at 09:42Found the solution
WHY this issue was coming:
Docker build (to create the image) was run on a machine (the other machine, where cmake was working inside the docker container)... i.e. where FIPS was not installed.
During the build step, Docker file was running
zypper install cmake
(or yum install cmake
).
As FIPS was disabled on the machine where docker image was built, cmake was installed in docker image, without understanding FIPS being enabled / dracut-fips being installed.
Then, when you copy this image and consume it on a machine where FIPS is actually ENABLED, then cmake was failing with that error mesg: crypto/fips/fips.c:153: OpenSSL internal error: FATAL FIPS SELFTEST FAILURE
--
Solution #1: Tag your docker image appropriately.
Summary:
PS: If you do install cmake using the above, then it'll only work on target machine where you run container, if that machine's FIPS is disabled or enabled at build time. i.e. if FIPS was enabled, you install cmake and run it on a machine where it's NOT same FIPS setting as the host, where image was built, then you'll be reading this post for help.
Better way in case you want to install cmake using the above package managers, would be, tag your docker image appropriately during image creation time i.e.:
docker build -t -fips-enabled ...
if FIPS is enabled
and
docker build -t -fips-disabled ...
if FIPS on that that machine is disabled.
That way, you can pick the correct docker image imagename-fips-enabled vs imagename-fips-disabled acc. to what your target machine FIPS setting is (where you'll actually perform docker run ...
using this image).
--
Solution #2: Don't use zypper (OpenSuse) or yum if you have RedHat container. and this solution is flexible in the sense, that it's independent of FIPS setting = 0 / 1 on the host, where image was built.
I didn't use zypper
/yum
to install cmake
inside Dockerfile
, but just grabbed cmake-3.18.2-Linux-x86_64.tar.gz bundle file.
Within Dockerfile, I simply extracted this .tar.gz file inside some directory.
Also I set export PATH:/path/where/I/installed/cmake-3.18.2../bin:/..some_other_paths:/...:/....
in Dockerfile inside RUN statement.
i.e.
RUN export PATH=/path/where/I/installed/cmake-3.18.2../bin:/...... && && && ... etc
, so it can find the extracted cmake 3.18.2 for any buil-time (cmake operations) and also SET the same PATH=/... variable as ENV PATH=/.... same value used during RUN for PATH
so at runtime, when the container runs, $PATH is all set for finding cmake
(3.18.2 version) rather than using any existing /usr/bin/cmake or some other shit
).
Dockerfile snapshot:
QUESTION
I want to add the x-tokenName extension to the openApi security scheme component in quarkus using the application.properties file. I'am using microsoft as provider for openIdConnect, and therefore i got a response containing an access_token and a id_token.
My configuration so far, look somehow like this:
...ANSWER
Answered 2022-Feb-23 at 07:52Adding x-* to the security model is not possible with config (at the moment). But I think that would be a valid feature to request, so please do so in the issues.
What you can do for now is to create your own Filter (that is all that it is under the covers).
And the current filter in Quarkus: https://github.com/quarkusio/quarkus/blob/main/extensions/smallrye-openapi/deployment/src/main/java/io/quarkus/smallrye/openapi/deployment/filter/SecurityConfigFilter.java
QUESTION
I'm failing at documenting my Spring Data REST API with OpenAPI. Nothing show in swagger-ui's homepage (and /v3/api-docs obviously).
Here is an excerpt from my dependencies:
...ANSWER
Answered 2022-Jan-21 at 03:30I hope you need to try this URL.
http://localhost:8080/swagger-ui/index.html?configUrl=/v3/api-docs/swagger-config#
My Configurations
Also, I have created a OpenAPI bean
QUESTION
Hi All I have written a python program to retrieve the title of a page it works fine but with some pages, it also receives some unwanted text how to avoid that
here is my program
...ANSWER
Answered 2022-Jan-11 at 15:43Your problem is that you're finding all the occurences of "title" in the page. Beautiful soup has an attribute title
specifically for what you're trying to do. Here's your modified code:
QUESTION
I'm trying to generate interfaces from Open-API specification and I have a Gradle plugin:
...ANSWER
Answered 2021-Dec-29 at 11:02The correct way is not to expect swagger from implemented interfaces, but build it from api.yml
file. This config in application.yml
helped me:
QUESTION
I have a very strange problem. I added the following dependency to my pom.xml
...ANSWER
Answered 2021-Nov-08 at 00:58The imports and usage of the library is correct. The version also includes the method that you want, I've just checked.
This indicates that the compiler is unable to locate the relevant jar
on the classpath.
Can you please run mvn install
and if it reports any errors add them to the original post and also add a comment here to notify me.
EDIT:
The “cannot find symbol” error comes up mainly when we try to use a variable that is not defined or declared in our program.
When our code compiles, the compiler needs to verify all identifiers we have. The error “cannot find symbol” means we're referring to something that the compiler doesn't know about.
As it turns out, in your case it is a dependency version conflict which can be detected and resolved like this https://pretagteam.com/question/conflicting-library-version-in-a-java-maven-project
QUESTION
I'm trying to load this page in full: https://candidat.pole-emploi.fr/offres/emploi/horticulteur/s1m1
I've set a line of code to handle the cookies popup.
Then I've set some lines to click on the Load More Results button in order to have the full html loaded and then printing it.
But I hit an error message after it clicked once :
...ANSWER
Answered 2021-Oct-18 at 14:10StaleElementReferenceException: stale element reference: element is not attached to the page document
Indicates that a reference to an element is now "stale" --- the element no longer appears on the DOM of the page. The reason for this expectation is may be your DOM
got updated or refreshed. For an example, after performing an action like click()
your DOM
may get updated or refreshed. In this time when you are trying to find an element on DOM
you will experience this error.
You have to re-find that element in updated or refreshed DOM
QUESTION
I would like to use my Keycloak authentication for Swagger UI generated by Quarkus. This is my config in application.properties:
...ANSWER
Answered 2021-Sep-22 at 19:21All right, I found a way to make it work, albeit with the implicit flow and a dedicated second (public) client in Keycloak.
The Quarkus application.properties:
QUESTION
I am working on spring-boot project where I am working with hateoas. I am using IntelliJ IDE, I have added spring-boot-starter-hateoas dependency in pom.xml but it is giving me an error (cannot resolve symbol) when I try to import org.springframework.hateoas.Resource and org.springframework.hateoas.mvc.ControllerLinkBuilder.
This is my pom.xml file.
...ANSWER
Answered 2021-Jul-29 at 16:41Spring Boot 2.5.x requires Spring HATEOAS 1.3. As you have seen, downgrading to 0.x will not work.
The 1.0 release of Spring HATEOAS included a number of breaking API changes.
You should use EntityModel
in place of Resource
and WebMvcLinkBuilder
in place of ControllerLinkBuilder
. You can learn a little more in this blog post. There's also a script that can be used to help with the migration.
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