vksuktha

package com.vijayks.jclouds;
import org.jclouds.ContextBuilder;
import org.jclouds.compute.ComputeServiceContext;
import org.jclouds.compute.ComputeService;
import org.jclouds.domain.Credentials;
import org.jclouds.logging.slf4j.config.SLF4JLoggingModule;
import org.jclouds.openstack.keystone.v2_0.domain.Access;
import org.jclouds.openstack.nova.v2_0.config.NovaParserModule;
import org.jclouds.openstack.nova.v2_0.NovaApi;
import org.jclouds.openstack.nova.v2_0.NovaAsyncApi;

vksuktha

I am using devstack...


org.jclouds.rest.ResourceNotFoundException: {"error": {"message": "The resource could not be found.", "code": 404, "title": "Not Found"}}
	at org.jclouds.openstack.nova.v2_0.handlers.NovaErrorHandler.handleError(NovaErrorHandler.java:102)
	at org.jclouds.http.handlers.DelegatingErrorHandler.handleError(DelegatingErrorHandler.java:69)
	at org.jclouds.http.internal.BaseHttpCommandExecutorService.shouldContinue(BaseHttpCommandExecutorService.java:182)
	at org.jclouds.http.internal.BaseHttpCommandExecutorService.invoke(BaseHttpCommandExecutorService.java:152)
	at org.jclouds.rest.internal.InvokeSyncToAsyncHttpMethod.invoke(InvokeSyncToAsyncHttpMethod.java:133)

vksuktha

public class JCloudsManualAuthentication {
private ComputeService compute;
private static RestContext<NovaApi, NovaAsyncApi> nova;
private static  Set<String> zones;
private String selected_image_id;
private String selected_flavor_id;
 

	public static void main(String[] args) {
		JCloudsManualAuthentication authentication = new JCloudsManualAuthentication();

vksuktha

----- Interested Reads------
+ Interesting Read (Serverless Architecture of Acloud guru)
  https://read.acloud.guru/serverless-the-future-of-software-architecture-d4473ffed864
  
----- Getting Started-------
+ Requirements 
  + AWS Free Tier Account
  + PC with putty and putty keygen/ Mac
  + Optional
    + IoS/ Android App $20

vksuktha

filetype plugin indent on
syntax on

"Get the 2-space YAML as the default when hit carriage return after the colon
autocmd FileType yaml setlocal ts=2 sts=2 sw=2 expandtab

vksuktha

kubectl run -it --image=tutum/curl client --namespace debugtools --restart=Never
kubectl run -it --image=cosmintitei/bash-curl --restart=Never --rm

vksuktha

Knowledge

1)study all topics as proposed in the curriculum till you feel comfortable with all
2) do all of these, maybe 2–3 times BUT USING KUBECTL 1.18: https://github.com/dgkanatsios/CKAD-exercises
3) we have a series with scenarios on Medium, do all of these. Also imagine and create your own ones.
4) read this and do all examples: https://kubernetes.io/docs/concepts/cluster-administration/logging
5) understand Rolling Update Deployment including maxSurge and maxUnavailable
6) understand network policy including what are default on the cluster and how to edit it. 
7) practise few times on kubectl 1.18 on https://medium.com/bb-tutorials-and-thoughts/practice-enough-with-these-questions-for-the-ckad-exam-2f42d1228552
8) for detailed practise after finishing all - do this -https://codeburst.io/kubernetes-ckad-weekly-challenges-overview-and-tips-7282b36a2681