Added a script to backup and encrypt a client database with a RSA 4096 key pair.

scripts/backup_db.sh

@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+
+# Create a key pay on the backup system or on your computer:
+# $ openssl req -x509 -sha256 -nodes -newkey rsa:4096 -keyout mysqldump.priv.pem -out mysqldump.pub.pem
+# Do not transport your private key to any other systems.
+#
+# And copy the public key to your server:
+# $ scp mysqldump.pub.pem mysqldump@your.server.tld:/home/mysqldump/key/
+#
+# If needed, decryption:
+# $ openssl smime -decrypt -in dump-cli.sql.enc -binary -inform DEM -inkey mysqldump.priv.pem -out dump-cli.sql
+#
+#
+
+CLIENT=$0
+MYSQL_CREDENTIALS='/var/www/'$CLIENT'/credentialsmysql.cnf'
+BACKUP_DIR='/var/www/'$CLIENT'/backup/'
+BACKUP_DIR=$BACKUP_DIR$(date +"%Y%m%d_%H%M%S")
+
+if [ -e $MYSQL_CREDENTIALS ]; then
+    mkdir $BACKUP_DIR
+    echo -e "\e[32mDumping database to $BACKUP_DIR...\e[0m"
+    mysqldump --defaults-file=$MYSQL_CREDENTIALS --databases monarc_cli > $BACKUP_DIR/dump-cli.sql
+
+    echo -e "\e[32mEncrypting database...\e[0m"
+    openssl smime -encrypt -binary -text -aes256 -in plain.txt -out $BACKUP_DIR/dump-cli.sql.enc -outform DER /home/mysqldump/key/mysqldump.pub.pem
+
+    rm $BACKUP_DIR/dump-cli.sql
+else
+    echo -e "\e[93mDatabase backup not configured. Skipping.\e[0m"
+fi