Docker configuration accelerator

Docker accelerator Using docker to obtain images officially, because of network reasons, the process of pulling images is very slow. By configuring docker accelerator, the speed of accessing Docker Hub in domestic network is improved; docker environment installed [root@GaoServer ~]# docker run hello-world Hello fro ...

Posted by jd57 on Tue, 31 Mar 2020 21:45:24 -0700

docker+springboot+rabbitmq to implement dead letter queue

1. Download and start rabbitmq docker pull hub.c.163.com/library/rabbitmq:3-management docker run -d -p 5672:5672 -p 15672:15672 --name mymq hub.c.163.com/library/rabbitmq:3-management #web access path ip:15672 #User name: guest password: Guest 2. Introduce dependency into the project of springboot <dependency> < ...

Posted by Wolverine68 on Sat, 28 Mar 2020 07:31:46 -0700

k8s Service Exposure Plugin-fraefik

CoreDNS implements automatic discovery of services, so how do we expose our services? The first is a nodePort-type service: however, it cannot use the ipvs model, only the iptables model The second option is ingress: note that Ingres resources can only schedule seven-tier network resources, specifically http/https ingress is one of the standa ...

Posted by ChrisF79 on Fri, 27 Mar 2020 20:14:39 -0700

images installation and init operation during k8s installation in kubadm mode

When using kubeadm to install k8s, there is a step to download images. Generally, many methods are used: use docker images to download the image name and tag the image name again, and then configure the cluster sub ip information during initialization As follows:         1.Set up kubelet Domestic pause image         cat >/etc/sysconfig/kube ...

Posted by porta325 on Mon, 23 Mar 2020 08:21:10 -0700

Using Docker to build ZooKeeper cluster in CentOS 7

1. First, Docker should be installed in CentOS 7, Docker installation reference 2. Pull the docker image of ZooKeeper and go to https://hub.docker.com/ Search relevant zoomkeeper images on docker pull zookeeper:3.4.14 3. Create three folders corresponding to three containers on the host computer /root/zookeeper01/conf /root/zookeeper01/d ...

Posted by mcollyns on Fri, 20 Mar 2020 07:59:17 -0700

Kubernetes 1.17.4 quick upgrade

Kubernetes 1.17.4 has been officially released, and it can also be upgraded directly for highly available clusters. The quick upgrade (including the quick download link of domestic image) includes three main steps: upgrading the kubeadm/kubectl/kubelet version, pulling the image, and upgrading the kubernetes cluster. Reference The software lock ...

Posted by jonah on Wed, 18 Mar 2020 09:28:32 -0700

Installation of Docker Technology Series Multi-Version Mysql 5.6 and Mysql 5.7

Hello, what follows is not exclusive content about MAC, basically related to Java environment and basic technology.So this tutorial is common to both linux systems and macOS, so don't worry. In the previous post, we found Docker convenient after installing it.Now let's install Mysql, which is often used in development. MySQL is the most popula ...

Posted by redhair on Tue, 17 Mar 2020 18:51:18 -0700

Docker compose deploy jumpserver fortress machine

1, Environment deployment 1. Build docker environment yum -y install docker 2. Install docker compose curl -L https://github.com/docker/compose/releases/download/1.23.2/docker-compose-`uname -s`-`uname -m` -o /usr/bin/docker-compose chmod +x /usr/bin/docker-compose 3. Create project directory mkdir -p /data/jms cd /data/jms 4. Download the doc ...

Posted by efron on Tue, 17 Mar 2020 11:02:24 -0700

Practice tutorial: using Pod security strategy to strengthen K8S security

This article comes from Rancher Labs   What is Pod security policy?   Kubernetes Pod security policy (PSP) is an important component of kubernetes security section. Pod security policy is a cluster level resource, used to control pod security related options, and also a mechanism to enhance kubernetes workload security. Kubernetes platform te ...

Posted by ld0121 on Tue, 17 Mar 2020 03:26:27 -0700

Kubedge deployment ~ Kubernetes 1.17.4 deployment

This paper introduces how to deploy Kubernetes 1.17.4 cluster using kubeadm on ubuntu 18.04 64 bit dual core CPU virtual machine. The network plug-in is flannel v0.11.0, and the image source is alicloud 1, Install docker apt-get install docker.io Execute the following command to create a new / etc/ ...

Posted by steamPunk on Tue, 17 Mar 2020 00:37:39 -0700