# backup-server

Backup and download scripts to compress with:
* Gzip (DEFLATE)
* Bzip2 (BWT)
* XZ (LZMA2)
* 7Z (LZMA)

The backup script (**backup-server**) compress with 7z server info like:
* Web Sites (/var/www)
* SQL Databases (MySQL or MariaDB)
* HTTP Server Configuration (/etc/nginx)
* Let's Encrypt Certificates (/etc/letsencrypt)
* Mail Mailboxes (/var/mail)
* Home Directory (/home)
* GOGS Git Repository (/opt/gogs)

Also it's:
* Autoremove old backups
* Set backup dir
* Encrypt backup (gpg2)

## Instalation
`# cp backup-server /usr/local/bin/backup-server`

## Usage
`# backup-server [options]... -z|-j|-J|-7 [backupdir]`

###### Backup Directory:
* `backupdir`: argument to set to directory to save the backup
  * Default: /var/www/backup

###### Backup Options:
* `-p`, `--prefix name`: prefix for the name of the backup
  * Default: backup-castanedo.es
* `--no-postfix`: disable the postfi: the full name will be the prefix
  * Default: prefix-yyyy-mm-dd(date)-XXXXXX(random)
* `--no-remove`: no remove old files
  * Default: false
*	`--remove-days number`: set number of days to considere a backup old
  * Default: 15
*	`-u`, `--user uid`: name of the user owner of the backup
  * Default: www-data
*	`-g`, `--group gid`: name of the group owner of the backup
  * Default: www-data
*	`--permision-mask number`: octal mask to set accesss permision of the backup
  * Default: 640

###### Compression Options:
*	`-z`, `--gzip`: compress using gzip (tar.gz or tar.gz.gpg)
*	`-j`, `--bzip2`: compress using bzip2 (tar.bz2 or tar.bz2.gpg)
*	`-J`, `--xz`: compress using xz (tar.xz or tar.xz.gpg)
*	`-7`, `--7zip`: compress using 7z (7z)

###### Encryption Options:
*	`-k`, `--key-id ID`: set gpg2 public key-id used for encryption
  * Use with Gzip, Bzip2 or XZ compression
*	`--no-encryption`: disable the encryption of the backup
  * Default: false
*	`--7z-password password`: set password (ONLY for 7z)
  * INSECURE Method

###### Web Options:
*	`--web-dir dir`: set web pages directory to backup
  * Default: /var/www
*	`--no-web`: disable backup of web pages
  * Default: false

###### SQL Options:
*	`--no-sql`: disable MySQL/MariaDB backup
  * Default: false
*	`--sql-user username`: set MySQL/MariaDB username
  * Default: root
*	`--sql-password password`: set MySQL/MariaDB password
  * INSECURE Method

###### Nginx Options:
*	`--nginx-dir dir`: set nginx configuration directory to backup
  * Default: /etc/nginx
*	`--no-nginx`: disable Nginx backup
  * Default: false

###### Let's Encrypt Options:
*	`--letsencrypt-dir dir`: set Let's Encrypt configuration directory to backup
  * Default: /etc/letsencrypt
*	`--no-letsencrypt`: disable Let's Encrypt backup
  * Default: false

###### Mail Options:
*	`--mail-dir dir`: set Mailboxes directory to backup
  * Default: /var/mail
*	`--no-mail`: disable mailboxes backup
  * Default: false

###### Home Options:
*	`--home-dir dir`: set home directories to backup
  * Default: /home
*	`--no-home`: disable home directory backup
  * Default: false

###### GOGS Options:
*	``--gogs-dir dir`: set GOGS Git Repository to backup
  * Default: /opt/gogs
*	`--no-gogs`: disable gogs backup
  * Default: false

###### Other Options:
* -h, --help: shows this message and exit

## Examples
* `backup-server --xz -k ABCDEFG -p backup-example.com --no-sql /var/backup`
  * Make a backup in `/var/backup` compressed with XZ and encrypted with GPG2 Public Key (`backup-example.com-2018-03-19-a1b2c3.tar.xz.gpg`)
  * Disable SQL backup
* `backup-server -7 --7z-password 7zpass --sql-user root --sql-password toor /var/www/backup`
  * Make a backup in `/var/www/backup` compressed with 7Zip and encrypted (`backup-castanedo.es-2018-03-19-abcedf.7z`)
* `backup-server -g --no-encryption --no-sql /var/backup`
  * Make a backup in `/var/backup` compressed with Gzip and no encrypted (`/var/backup/backup-castanedo.es-2018-03-19-qwerty.tar.gz`)

## Automatic Backups (Cron.d)
It's possible to make backups automatic creating a cron.d task (`/etc/cron.d/backup-server`).

There are an [example](https://code.castanedo.es/guzman/backup-server/src/master/scripts/cron.d/backup-server) in `scripts` folder.

## Download scripts
The download script (**download-backup-http**) download all the compressed files in a remote machine, via http/https Auth Basic Aunthentication.

The download script (**download-backup-sftp**) download all the compressed files in a remote machine, via sftp (SSH File Transfer Protocol).