informer | users action on your Linux/Unix servers | Monitoring library
kandi X-RAY | informer Summary
kandi X-RAY | informer Summary
informer
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Top functions reviewed by kandi - BETA
- doWatch is the cli watch command
- doReview is the main entry point for review .
- main is the main entry point
- doList runs the list command
- debug log
- assert panics if err is not nil
informer Key Features
informer Examples and Code Snippets
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Trending Discussions on informer
QUESTION
I'm using Rancher 2.5.8 to manage my Kubernetes clusters. Today, I created a new cluster and everything worked as expected, except the metrics-server. The status of the metrics-server is always "CrashLoopBackOff" and the logs are telling me the following:
...ANSWER
Answered 2021-May-31 at 06:48The issue was with the metrics server.
Metrics server was configured to use kubelet-preferred-address-types=InternalIP
but worker node didn't have any InternalIP listed:
QUESTION
I'm building a little k8s controller based on the sample-controller.
I'm listening for ServiceAccount events with the following event handler:
...ANSWER
Answered 2021-May-27 at 17:35SampleController is not the most easy code to deal with. They have example on how they cast objects to a known resource type. And they also have example on how they lookup the resource from a lister.
Unless you have specific needs, I would recommend to also consider using kubebuilder and follow the kubebuilder book that has intuitive explanations of making controllers.
QUESTION
I'm attempting to take advantage of Spring Cloud Kubernetes in my Spring Boot-based microservice, namely autoconfiguration and service discovery.
However, I get an error message (Timeout waiting for informers cache to be ready, is the kubernetes service up?) during the initialization, as well as high verbosity, both of which I am unable to find information online to help me pinpoint the cause. Error message and excessive log messages are detailed below. Apologies for the lack of context, but I'm also puzzled!
The application is running within the default
service account, which has all the permissions specified in the documentation:
ANSWER
Answered 2021-Apr-18 at 17:01You need to grant neccessary permissions to your spring app, with dependency spring-cloud-starter-kubernetes-fabric8-all
that you're using, you will need to grant these permissions: "configmaps", "pods", "services", "endpoints", "secrets".
Below is an example from Spring Cloud document :
QUESTION
I am trying to create a very simple cluster on aws with kops with one master and 2 worker nodes. But after creating, kops validate cluster complains that cluster is not healthy.
cluster created with:
...ANSWER
Answered 2021-Feb-11 at 06:41I don't see anything particularly wrong with the command you are running. However, t2.micro are very small, and may be too small for the cluster to function.
You can have a look at the kops-operator logs why it is not starting. Try kubectl logs kops-controller-xxxx
and kubectl describe pod kops-controller-xxx
QUESTION
I am working on a dynamic kubernetes informer to watch over my kubernetes cluster for events and the discovery of all kubernetes components.
But, When I am trying to access the KUBECONFIG
via the InClusterConfig
method, I am getting the following error:
ANSWER
Answered 2020-Nov-08 at 14:22First of all, thanks to @ShudiptaSharma. His comment helped me in figuring out that I was trying to get the cluster config from outside of the cluster which was leading the program on my local machine (127.0.0.1) from where I am not able to access the cluster.
Further, I tried to figure out how to access the cluster from outside the cluster and found that InClusterConfig
is used for running inside cluster use case, when running outside the cluster, something like the following can be used:
QUESTION
The function get_magic_quotes_runtime
is deprecated in PHP 7.4 as per documantation.
This function has been DEPRECATED as of PHP 7.4.0. Relying on this function is highly discouraged.
How to replace it with a valid code with the same functionality?
A particular example PunBB v1.4.5, file: common.php line 18:
...ANSWER
Answered 2020-Oct-25 at 17:27Well it is a reference to magic_quotes_runtime
which is itself deprecated as of PHP 5.3 and REMOVED in PHP 5.4 so you have no need to use get_magic_quotes_runtime
in PHP 7.4
So you can simply update your code accordingly:
QUESTION
I am trying to run the Kubernetes sample controller example by following the link https://github.com/kubernetes/sample-controller. I have the repo set up on an Ubuntu 18.04 system and was able to build the sample-controller package. However, when I try to run the go package, I am getting some errors and am unable to debug the issue. Can someone please help me with this?
Here are the steps that I followed :
...ANSWER
Answered 2019-Apr-30 at 11:27I have reproduced your issue. The order of commands in this tutorial is wrong.
In this case you received this error due to lack of resource (samplecontroller)
QUESTION
I'm using Digital Persona Finger Print device and need to capture the image as WSQ
format instead of Bmp
format
Using C#
DigitalPersona One Touch for Windows SDK
Sample Code
...ANSWER
Answered 2020-Mar-20 at 12:52To Achieve exactly what i need i do the following:
I used 2 libraries
1 - AForge.Imaging , AForge.Imaging.Formats and Delta.Wsq DLL's
QUESTION
I use a watcherList, which is supported by the official golang kubernetes lib, to get notifications about created, updated and removed services inside a kubernetes namespace. Here the snippet.
...ANSWER
Answered 2020-Feb-15 at 05:00You can check permission of the service account using below command:
QUESTION
I'm trying to apply rate limiting on some of our internal services (inside the mesh).
I used the example from the docs and generated redis rate limiting configurations that include a (redis) handler, quota instance, quota spec, quota spec binding and rule to apply the handler.
This redis handler:
...ANSWER
Answered 2020-Jan-14 at 03:56I too spent hours trying to decipher the documentation and get a sample working.
According to the documentation, they recommended that we enable policy checks:
https://istio.io/docs/tasks/policy-enforcement/rate-limiting/
However when that did not work, I did an "istioctl profile dump", searched for policy, and tried several settings.
I used Helm install and passed the following and then was able to get the described behaviour:
--set global.disablePolicyChecks=false \ --set values.pilot.policy.enabled=true \ ===> this made it work, but it's not in the docs.
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