A hands on about how to use multus-service to create cluserIP service for cluster internal usage. the setup with community k8s which installed with kubeadm, and runtime is cri-o Install Multus-Service ( assume you already installed Multus-CNI) git clone https://github.com/k8snetworkplumbingwg/multus-service.git cd multus-service kubectl apply -f deploy-nft.yml Install IPAM plugin whereabouts …

Image Registery assume you already have a private image registery and want build a POD use image in this private image registery. here is how kubectl create secret docker-registry aliyun181 --docker-server=registry.cn-hangzhou.aliyuncs.com/andydemo/test001 --docker-username=email@com --docker-password=somepassword --docker-email=email@com this is to create k8s secret for image to use. then in your POD yaml file , specify the imagePullSecrets.

Build a Container Registery on alibaba cloud Login into alibaba cloud with your account. Create namespace

Chinese MNIST Classification 1 — data preparation data: https://www.kaggle.com/gpreda/chinese-mnist import pandas as pd dataframe = pd.read_csv('./chinese_mnist.csv') inspect the dataset dataframe.columns Index(['suite_id', 'sample_id', 'code', 'value', 'character'], dtype='object') check balance dataframe.groupby(["value","character"]).size()

in this tutorial, I assume you already have CFSSL and node JS installed. I want to show how client talk to server both with certificate and client talk to server without server to authenticate client (client is browser). to get webserver use TLS, we need a certificate, here we use…

Build a secure HUB VPC with Fortigate firewall and alibaba CEN-TR to secure enterprise cross VPCs traffic with terraform In this tutorial, We will demo how to use Fortigate and Alibaba CEN-TR to secure enterprise east-west and north-south traffic . The term east-west traffic refers to the traffic between two…

This tutoiral will show you how to use CEN-TR for intra-region cross VPC communication. we will create a CEN instance, a CEN-TR router, two Spoke VPC, and one VM in each VPC. VM in each VPC can reach other VM in other VPC via CEN-TR. …

Create custom Jenkins master docker image with docker client installed for k8s Why? Offical jenkins master image does not have docker client installed. sometime if you do not want launch another (agent) node to run your jenkins work, you may want use your master node to build project. …

when try to pull image from k8s.gcr.io. it always failed with error messages like below although I have http_proxy configured. failed to pull image “k8s.gcr.io/kube-apiserver:v1.17.17”: output: Error response from daemon: Get https://k8s.gcr.io/v2/: net/http: request canceled while waiting for connection (Client.Timeout exceeded while awaiting headers) , error: exit status 1 Couple things need to be fixed to solve this issue.