Sed and grep
sed sed ‘s/https://www.neyash.com/https://www.neyash.com/g’ ./* sed -n ‘1p;5p’/etc/passwd print 1 and 5line ‘1,5p’ print 1to5 line ‘1p;$p’ print 1st and last line sed -n ‘1,5p;25p;31,35p’ /etc/passwd […]
DevOps
Kubernets command
kubectl commmand > kubectl Command ResourceType/kind Recourcename(kubectl commmand) Command get/describe/delete ResourceType/Kind pod/namespace/replicaset/replicacontroller/deployments/configmap Name mynameidpod/iamnamespace/iamreplicaset/iamconfigmap/ kubectl get pods (show running pods) kubectl get pods -w (watch […]
Ansible Ad-hoc command
Ad-hoc commands in Ansible allow you to execute simple tasks at the command line against one or all of your hosts.
Renew SSL Certificates in apache on Centos 7 web server ?
In this tutorial we are going on renew our ssl certificate in apache web server. SSL certificate Authority is Godaddy. Once you are finished, all traffic between server and client will be encrypted and safe.
Install SonarQube on CentOS
SonarQube software (previously called Sonar) is an open source quality management platform, dedicated to continuously analyze and measure technical quality, from project portfolio to method. If you wish to extend the SonarQube platform with open source plugins, have a look at our plugin library.
Property 'sonar.jdbc.url' is not supported any more.
WARN: Property ‘sonar.jdbc.url’ is not supported any more. It will be ignored. There is no longer any DB connection to the SQ database.
WARN: Property ‘sonar.jdbc.username’ is not supported any more. It will be ignored. There is no longer any DB connection to the SQ database.
WARN: Property ‘sonar.jdbc.password’ is not supported any more. It will be ignored. There is no longer
Install Apache Tomcat 8 on CentOS 7
Apache Tomcat is an open-source web server that is designed to serve Java web pages. It is widely deployed and powers various mission-critical web applications around the world.
icinga monitoring tool
We will go over the installation of Icinga, an open source monitoring system. Icinga is quite powerful and flexible and although you can see the first results in less than 30 minutes, this is just the beginning of your journey into system monitoring.
Ansible installation setup
Ansible is an open source automation platform. Ansible can help you with configuration management, application deployment, task automation. It can also do IT orchestration, where you have to run tasks in sequence and create a chain of events which must happen on several different servers or devices.
HAProxy As HTTP Load Balancing
HAProxy is free, open source software that provides a high availability load balancer and proxy server for TCP and HTTP-based applications that spreads requests across multiple servers.