CLI commands and other snippets that I use all the time

cli-commands-dev-ops.md

Server backups (utils commands)

Use the below CLI commands to backup important files in a server.

PS: have in mind that this assumes a specific folder structure

cd / && tar -zcf /data/backup/server_etc_[project-name]_prod_backup_[date].tar.gz etc
cd /data && tar -zcf /data/backup/projects_[project-name]_prod_backup_[date].tar.gz projects
cd backup/ && mysqldump --all-databases --single-transaction --quick --lock-tables=false > full-[project-name]-backup-$(date +%F).sql -u root -p

Database backup for MariaDB and Mysql

Full backup of your databases

mysqldump --all-databases --single-transaction --quick --lock-tables=false > full-backup-$(date +%F).sql -u root -p

Links

• using cli mysqdump

Zip folders and files in server

tar -zcvf archive-name.tar.gz directory-name

Links

• compress files in linux

Access to shells file to update used bash

sudo nano /etc/shells 

Open /etc/shells from CLI

chsh

Links

• fish shell
• stackoverflow - how to set your default bash
• chsh - change shell command

Create symbolic link (to some extend... a shortcurt)

Some info regarding its options can be found on ln Linux manual

ln -s <correct_path> <shortcut_location>

More about this in article How to Create Symbolic Links Using the ln Command

Status Apache server

Start & Stop services on CentOS 7

systemctl status httpd

Restart Apache server

systemctl restart httpd

Check vhosts configuration

Stack Overflow source

httpd -t

Set a 302 redirection on vhost / htaccess

# Redirection
RewriteBase /
RewriteRule ^old-url.html(/.*)?$ new-ur$1 [R=302,L]

Set a 302 redirection on nginx vhost

server {
   # Create redirections of /some-path/url -> /url
   rewrite ^/some-path/(.*)$ https://$host/$1;
}

See more about nginx configuration here.