Skip to main content

Linux Guru

Linux is not the wave of the future. It is the tsunami of the future.... Linux, DevOps, Aws

Search This Blog

Subscribe to this blog

Follow by Email

Pages

Linux Guru
About Linux Guru
Linux and Devops tools
Contact me

Posts

Create Cockroach DB database and user

on September 27, 2018

Get link
Facebook
Twitter
Pinterest
Google+
Email
Other Apps

Install Helm On Ubuntu

on September 26, 2018

Get link
Facebook
Twitter
Pinterest
Google+
Email
Other Apps

Configure Zabbix Server and Agent

on June 25, 2018

Get link
Facebook
Twitter
Pinterest
Google+
Email
Other Apps

Deploy Static Website using docker container

on June 08, 2018

Get link
Facebook
Twitter
Pinterest
Google+
Email
Other Apps

Install and Configure Docker Swarm On Ubuntu

on May 16, 2018

+

Get link
Facebook
Twitter
Pinterest
Google+
Email
Other Apps

Install Apache Using Ansible Playbooks

on May 03, 2018

+

Get link
Facebook
Twitter
Pinterest
Google+
Email
Other Apps

Setup password less SSH on linux

on May 02, 2018

+

Get link
Facebook
Twitter
Pinterest
Google+
Email
Other Apps

Install and Configure Ansible on Ubuntu 16.04

on May 02, 2018

+

Get link
Facebook
Twitter
Pinterest
Google+
Email
Other Apps

AWS Conference Day

Vishal Vyas: Linux, Cloud, DevOps
Ahmedabad-380008 www.vishalvyas.com
Contact:-+91 9978839723

Popular Posts

Install Apache Using Ansible Playbooks

Ansible is a automation tool which is widely used, you can install and install, configure and manage number of system and services remotely. you can install software and manage services and tasks without needing manually log in to each servers. you have to install ansible in one machine and use ssh to communicate host each other.

Ansible uses Playbooks which is written in YAML format. it's uses module base format. with playbook can run multiple tasks at time and provide more advance functionality, YAML file always start with "---" syntax.

In this article we will see how to install and configure apahce2 using ansible YAML script.

Master server : 10.80.253.11[Ansible server, ]
Slave 1 : 10.80.253.12[need to install apache2 in slave 1]
Slave 2 : 10.80.253.13[need to install apache2 in slave 2]

We need to configure slave server info in our ansible configuration file, click here to know how to add client machine to ansible.

Let's update our apache2.yml file a…

Setup password less SSH on linux

In this article i will explain you to how to connect remote server machine using password less login.
SSH client : 10.80.253.11
SSH remote Host : 10.80.253.12

Generate a pair key on ssh server :
$ ssh-keygen -t rsa
Generating public/private rsa key pair.
Enter file in which to save the key (/root/.ssh/id_rsa):
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /root/.ssh/id_rsa.
Your public key has been saved in /root/.ssh/id_rsa.pub.
The key fingerprint is:
SHA256:1Je7TcRc58MxO5C6qBJ6qy44L+nxT8xHSXfBHUpNy48 root@slave1
The key's randomart image is:
+---[RSA 2048]----+
| .o++ooo|
| ...+B+o=|
| ....o+o+=.|
| ..o .o oo o|
| oS . oE.. |
| o.. . . + |
|.o .+... . . |
|=.o..o.. |
|.=+++oo |
+----[SHA256]-----+

Copy key to client machine :
$ssh-copy-id -i id_rsa.pub root@10.80.253.12

it will ask you the password.

Now you can login to client machine without password.
root@master:~# ssh 10.80…

Create Cockroach DB database and user

Here are the steps to create cockroach db database and uses of cockroach db database.

Create CockroachDB database :
CREATE DATABASE cockroachdb;

Create CockroachDB Database User :
CREATE USER cockroachdb WITH PASSWORD 'vishal';

Grant Privileges on CockroachDB Databases :
GRANT CREATE ON DATABASE cockroachdb TO cockroachuser;
GRANT ALL ON TABLE cockroachdb.* TO cockroachuser;

Privilege Levels ALLDatabase, TableCREATEDatabase, TableDROPDatabase, TableGRANTDatabase, TableSELECTTableINSERTTableDELETETableUPDATETable

Labels

Ansible AWS Docker Jenkins Linux Vishal Vyas

Report Abuse

Google+ Followers

Total Pageviews

Followers

Linux Guru FB

Vishal Vyas

Powered by Blogger

Linux guru