CentOS 7.x create lightsail rsnapshot instance

To create CentOS 7.x rsnapshot lightsail instance use following steps:

Create appropriate lightsail instance
Create DNS entry for FQDN mapping to public IP
Download corresponding regions private key
chmod 400 <private-key>
ssh -i <private-key> centos@<instance-public-ip>
sudo su -
Disable SELinux
yum -y install vim
vim ~/.ssh/authorized_keys
Add own key, Allow <private-key> direct root aaccess. (First line 155x)

Set hostname

hostname <desired-fqdn>
vim /etc/hostname

Exit
ssh directly as root with self public key
yum -y install epel-release
yum -y install wget
yum -y rsnapshot
Create appropriate swap space using CentOS 7.x adding swap space using file
Setup fail2ban using CentOS 7.x fail2ban including firewalld using CentOS 7.x Basic firewalld configuration
Configure system to store history date time using Storing date / time along with commands in history
exit and ssh again for history settings to take effect
mkdir -p /mnt/large_files/rsnapshot_backups
ssh-keygen
Copy ~/.ssh/id_rsa.pub and ~/.ssh/authorized_keys on remote machines, if required
Add /etc/hosts entries for private IPs for local backups
SSH to remote machine as root and accept fingerprints
vim /etc/rsnapshot.conf and change with tabs and ending / in mind.
snapshot_root

/mnt/large_files/rsnapshot_backups/

no_create_root

1
Follow Rsnapshot for most part without forgetting remote backup including databases on remote machine as required
Install logwatch and set /etc/aliases for root user
Set correct time zone CentOS 7.x Change system timezone

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