[root@node1 ~]# yum install http://repo.mysql.com/mysql-community-release-el7-5.noarch.rpm -y [root@node1 ~]# yum install mysql-server -y [root@node1 ~]# systemctl start mysqld [root@node1 ~]# mysql_secure_installation NOTE: RUNNING ALL PARTS OF THIS SCRIPT IS RECOMMENDED FOR ALL MySQL SERVERS IN PRODUCTION USE! PLEASE READ EACH STEP CAREFULLY! In order to log into MySQL to secure it, we'll need the current password … Continue reading Intalling sonarqube in centos7

Setting up a GitHub webhook in Jenkins Install Plugin Within the Dashboard, select Manage Jenkins on the left. On the Configuration page, select Manage Plugins. Manage Plugins page will give you a tabbed interface. Click Available to view all the Jenkins plugins that can be installed. Using the search box, search for gitlab plugin. There … Continue reading CI/CD with Jenkins

[root@prom1 ~]# useradd prometheus [root@prom1 ~]# su - prometheus [prometheus@prom1 ~]$ wget https://github.com/prometheus/node_exporter/releases/download/v0.14.0/node_exporter-0.14.0.linux-amd64.tar.gz [prometheus@prom1 ~]$ ls -l total 3928 -rw-rw-r--. 1 prometheus prometheus 4019675 Nov 26 02:42 node_exporter-0.14.0.linux-amd64.tar.gz [prometheus@prom1 ~]$ mkdir -p Prometheus/node_exporter [prometheus@prom1 ~]$ cd $_ [prometheus@prom1 node_exporter]$ [prometheus@prom1 node_exporter]$ tar xzf ../../node_exporter-0.14.0.linux-amd64.tar.gz [prometheus@prom1 node_exporter]$ logout [root@prom1 ~]# vim /etc/systemd/system/node_exporter.service # echo "[Unit] Description=Node Exporter … Continue reading hook up grafana with prometheus

Pre-requisites : kubectl , awscli, kops, domain in route53, Create a  record set in aws in route53 service  ns-444.awsdns-55.com. ns-1644.awsdns-13.co.uk. ns-569.awsdns-07.net. ns-1218.awsdns-24.org. mohammedrafi@NOC-RAFI:~$ dig +short NS k8s.devopsact.com ns-1218.awsdns-24.org. ns-1644.awsdns-13.co.uk. ns-444.awsdns-55.com. ns-569.awsdns-07.net. mohammedrafi@NOC-RAFI:~$ dig +short NS devopsact.com ns46.domaincontrol.com. ns45.domaincontrol.com. Only my sub domain will be pointing to aws dns servers . Add the dns NS server … Continue reading kops in aws

####################### Kubernetes has several components: etcd - A highly available key-value store for shared configuration and service discovery. flannel - An etcd backed network fabric for containers. kube-apiserver - Provides the API for Kubernetes orchestration. kube-controller-manager - Enforces Kubernetes services. kube-scheduler - Schedules containers on hosts. kubelet - Processes a container manifest so the containers … Continue reading Kubernetes cluster with vagrant & virtual-box

[root@kafka ~]# docker --version Docker version 1.12.6, build c4618fb/1.12.6 [root@kafka ~]# docker images REPOSITORY TAG IMAGE ID CREATED SIZE [root@kafka ~]# docker run --rm -p 2181:2181 -p 3030:3030 -p 8081-8083:8081-8083 -p 9581-9585:9581-9585 -p 9092:9092 -e ADV_HOST=127.0.0.1 landoop/fast-data-dev:cp3.2 & Unable to find image 'landoop/fast-data-dev:latest' locally Trying to pull repository docker.io/landoop/fast-data-dev ... latest: Pulling from docker.io/landoop/fast-data-dev 88286f41530e: … Continue reading Installing Kafka in docker container

https://app.vagrantup.com/openshift/boxes/origin-all-in-one mohammedrafi@NOC-RAFI:~$ mkdir openshift mohammedrafi@NOC-RAFI:~$ cd openshift/ mohammedrafi@NOC-RAFI:~/openshift$ vagrant init openshift/origin-all-in-one A `Vagrantfile` has been placed in this directory. You are now ready to `vagrant up` your first virtual environment! Please read the comments in the Vagrantfile as well as documentation on `vagrantup.com` for more information on using Vagrant. mohammedrafi@NOC-RAFI:~/openshift$ cat Vagrantfile # -*- mode: … Continue reading openshift with vagrant