borg-backup-automation/borg_create.sh

#!/bin/bash

# Load environment variables from .env file
source .env

# Export Borg passphrase
export BORG_PASSPHRASE=$PASSPHRASE
export BORG_RSH="ssh -i $SSH_KEY -p $SSH_PORT"

# Build the list of existing directories
EXISTING_DIRECTORIES=$(for DIR in $SOURCE_DIRECTORIES; do
    if [ -d "$DIR" ]; then
        echo "$DIR"
    else
        echo "Directory does not exist: $DIR"
    fi
done)

# If we have valid directories, run the backup
if [ -n "$EXISTING_DIRECTORIES" ]; then
    echo "Backing up directories: $EXISTING_DIRECTORIES"
    touch exclude.txt
    sudo -E borg create --verbose --filter AME --list --stats --compression zstd,10 --exclude-caches --exclude-from exclude.txt "$SERVER_USER@$SERVER_IP:$REPOSITORY::{hostname}-{now}" $EXISTING_DIRECTORIES
    if [ $? -ne 0 ]; then
        echo "Borg backup failed."
        exit 1
    fi
else
    echo "No valid directories to back up."
    exit 1
fi