Ansible_SSH_Configuration.txt

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/etc/hosts configuration for name resolution

Add below entries in the other two nodes

vi /etc/hosts add other two hostnames with the ip address

192.168.56.151 ansible-master
192.168.56.152 ansible-node1
192.168.56.153 ansible-node2




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for EC2 instances

cat /root/.ssh/id_rsa.pub  . and press enter

and copy the content of the  file..

go to the node1 and login as ubuntu user 

and enter nano .ssh/authorized_keys

open the file and paste it there..

for EC2 instances

use ssh-copy-id username@ip address

for EC2 instances use ubuntu@ip-address

copy the file from master to the slaves

root@ansible-master:~# cat /root/.ssh/id_rsa.pub
ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC9zl6SovBA/xs3Rh4qfklBFGx226i9eY6UoKjI2/qmztb22pXxPYojS1qv+2j1AqeFwjDm85nWr9/0rHi2mFkpYNnwp7dmQGQrlYDGFXZx+s4clZVfxpirRO504RK/TUfHAE5P9rd6zWTqf7dW49cl5v8FagLDLEkyDhUdZhJ7VPXtcFbpPmPamUv+1nxR41q6J6gawFxn0Rp4VqfQ4fy5RGRhdEcpIKAXDz8w5WY+xeDjHWpJ4Kr3adP9qJ4z5+ZGTLgz5osRXUYh91ABHKWGk7HT8Pd0mQOcReAty18y5AULi1v7D2utAo6axGDC5u1M1KmAgijl2Dc3rOmXm3oP root@ansible-master
root@ansible-master:~#


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