evanesoteric · July 27, 2025 17:10
diff --git a/bak b/bak
 #!/bin/bash

 # ==============================================================================
 #                 REMOTE RSYNC BACKUP SCRIPT
 # ==============================================================================
 # This script backs up a user's home directory to a remote server using rsync.
 # It incorporates file logging, an execution timer, and a configurable port.
 # ==============================================================================

 # --- Configuration ---
 # Set the details for your remote backup server and script options below.

 # Remote server SSH user and IP address/hostname
 REMOTE_USER="root"
 REMOTE_HOST="192.168.0.2"
 REMOTE_PORT="22" # Default SSH port. Change to your custom port if needed.

 # The base directory on the remote server where backups will be stored.
 REMOTE_BASE_DIR="/mnt/Pool0/Backups"

 # The source directory to back up on this local machine.
 # Default is the current user's home directory.
 SOURCE_DIR="${HOME}"

 # --- Logging Configuration ---
 ENABLE_LOGGING=true
 LOG_FILE="${HOME}/remote_backup.log"

 # --- Exclude Patterns ---
 # List of directories and file patterns to exclude from the backup.
 # Paths should be relative to the SOURCE_DIR.
 # Add a trailing slash '/' to match a directory specifically.
 EXCLUDE_PATTERNS=(
    # --- General System/Cache Folders ---
    ".cache/"
    ".local/share/Trash/"
    ".thumbnails/"

    # --- Development / Package Manager Caches & Modules ---
    "node_modules/"
    ".npm/"
    ".cargo/"
    ".rustup/"
    "__pycache__/"
    "venv/"
    "env/"
    ".venv/"
    ".env/"
    "go/"
 )

 # --- Script Logic ---
 # (You shouldn't need to edit below this line)

 # Exit script on first error and on pipeline error
 set -e
 set -o pipefail

 # Reset BASH time counter
 SECONDS=0

 # --- Logging Setup ---
 # If logging is enabled, redirect stdout/stderr to both the console and a log file.
 if [ "${ENABLE_LOGGING}" = true ]; then
    # Create/clear the log file for this run.
    : > "${LOG_FILE}"
    # Use 'tee' to send output to the log file while also displaying it.
    # This redirects both stdout and stderr to the tee command.
    exec &> >(tee -a "${LOG_FILE}")
 fi


 # 1. Set up variables
 # ------------------------------------------------------------------------------
 # Get the current username and hostname to create a unique backup directory name.
 CURRENT_USER="${USER}"
 HOSTNAME=$(hostname)
 BACKUP_SUBDIR="${CURRENT_USER}@${HOSTNAME}"

 # Construct the full remote destination for rsync.
 REMOTE_DEST_RSYNC="${REMOTE_USER}@${REMOTE_HOST}:${REMOTE_BASE_DIR}/${BACKUP_SUBDIR}"

 # Construct the path on the remote server for the mkdir command.
 REMOTE_DEST_PATH="${REMOTE_BASE_DIR}/${BACKUP_SUBDIR}"

 # Define the SSH and rsync remote shell commands with the custom port
 SSH_CMD="ssh -p ${REMOTE_PORT}"
 RSYNC_RSH="ssh -p ${REMOTE_PORT}"

 echo ">>> Starting Backup for: ${BACKUP_SUBDIR}"
 echo "    Source:      ${SOURCE_DIR}"
 echo "    Destination: ${REMOTE_DEST_RSYNC}"
 echo "    Port:        ${REMOTE_PORT}"
 echo "----------------------------------------------------"


 # 2. Ensure remote directory exists
 # ------------------------------------------------------------------------------
 # Use SSH to create the specific backup directory on the remote server.
 # The '-p' flag ensures that parent directories are created if they don't exist.
 echo "--> Checking/Creating remote directory..."
 ${SSH_CMD} "${REMOTE_USER}@${REMOTE_HOST}" "mkdir -p '${REMOTE_DEST_PATH}'"
 if [ $? -ne 0 ]; then
    echo "!!! ERROR: Could not create directory on remote server. Aborting."
    exit 1
 fi
 echo "    Remote directory is ready."


 # 3. Build rsync command with excludes
 # ------------------------------------------------------------------------------
 # This loop dynamically builds the --exclude arguments for the rsync command.
 rsync_exclude_opts=()
 for pattern in "${EXCLUDE_PATTERNS[@]}"; do
    rsync_exclude_opts+=( --exclude="$pattern" )
 done

 # 4. Execute the rsync backup
 # ------------------------------------------------------------------------------
 # -a: Archive mode (preserves permissions, ownership, timestamps, etc.)
 # -v: Verbose mode (shows which files are being transferred).
 # -z: Compresses file data during the transfer to save bandwidth.
 # --info=progress2: Shows overall transfer progress.
 # -e: Specifies the remote shell to use (for setting the port).
 #
 # NOTE: The --delete flag is NOT used. This means files that you
 # delete on your local machine will NOT be deleted from the backup server.
 echo "--> Starting file transfer with rsync..."
 rsync -avz --info=progress2 -e "${RSYNC_RSH}" \
    "${rsync_exclude_opts[@]}" \
    "${SOURCE_DIR}/" \
    "${REMOTE_DEST_RSYNC}/"

 # 5. Final status
 # ------------------------------------------------------------------------------
 # Calculate and format the elapsed time.
 ELAPSED_TIME="$((SECONDS / 3600))hrs $(((SECONDS / 60) % 60))min $((SECONDS % 60))sec"

 echo "----------------------------------------------------"
 echo ">>> Backup completed successfully!"
 echo "    Total Time: ${ELAPSED_TIME}"
 if [ "${ENABLE_LOGGING}" = true ]; then
    echo "    Log file available at: ${LOG_FILE}"
 fi
 echo "----------------------------------------------------"

 exit 0
	#!/bin/bash

	# ==============================================================================
	# REMOTE RSYNC BACKUP SCRIPT
	# ==============================================================================
	# This script backs up a user's home directory to a remote server using rsync.
	# It incorporates file logging, an execution timer, and a configurable port.
	# ==============================================================================

	# --- Configuration ---
	# Set the details for your remote backup server and script options below.

	# Remote server SSH user and IP address/hostname
	REMOTE_USER="root"
	REMOTE_HOST="192.168.0.2"
	REMOTE_PORT="22" # Default SSH port. Change to your custom port if needed.

	# The base directory on the remote server where backups will be stored.
	REMOTE_BASE_DIR="/mnt/Pool0/Backups"

	# The source directory to back up on this local machine.
	# Default is the current user's home directory.
	SOURCE_DIR="${HOME}"

	# --- Logging Configuration ---
	ENABLE_LOGGING=true
	LOG_FILE="${HOME}/remote_backup.log"

	# --- Exclude Patterns ---
	# List of directories and file patterns to exclude from the backup.
	# Paths should be relative to the SOURCE_DIR.
	# Add a trailing slash '/' to match a directory specifically.
	EXCLUDE_PATTERNS=(
	# --- General System/Cache Folders ---
	".cache/"
	".local/share/Trash/"
	".thumbnails/"

	# --- Development / Package Manager Caches & Modules ---
	"node_modules/"
	".npm/"
	".cargo/"
	".rustup/"
	"__pycache__/"
	"venv/"
	"env/"
	".venv/"
	".env/"
	"go/"
	)

	# --- Script Logic ---
	# (You shouldn't need to edit below this line)

	# Exit script on first error and on pipeline error
	set -e
	set -o pipefail

	# Reset BASH time counter
	SECONDS=0

	# --- Logging Setup ---
	# If logging is enabled, redirect stdout/stderr to both the console and a log file.
	if [ "${ENABLE_LOGGING}" = true ]; then
	# Create/clear the log file for this run.
	: > "${LOG_FILE}"
	# Use 'tee' to send output to the log file while also displaying it.
	# This redirects both stdout and stderr to the tee command.
	exec &> >(tee -a "${LOG_FILE}")
	fi


	# 1. Set up variables
	# ------------------------------------------------------------------------------
	# Get the current username and hostname to create a unique backup directory name.
	CURRENT_USER="${USER}"
	HOSTNAME=$(hostname)
	BACKUP_SUBDIR="${CURRENT_USER}@${HOSTNAME}"

	# Construct the full remote destination for rsync.
	REMOTE_DEST_RSYNC="${REMOTE_USER}@${REMOTE_HOST}:${REMOTE_BASE_DIR}/${BACKUP_SUBDIR}"

	# Construct the path on the remote server for the mkdir command.
	REMOTE_DEST_PATH="${REMOTE_BASE_DIR}/${BACKUP_SUBDIR}"

	# Define the SSH and rsync remote shell commands with the custom port
	SSH_CMD="ssh -p ${REMOTE_PORT}"
	RSYNC_RSH="ssh -p ${REMOTE_PORT}"

	echo ">>> Starting Backup for: ${BACKUP_SUBDIR}"
	echo " Source: ${SOURCE_DIR}"
	echo " Destination: ${REMOTE_DEST_RSYNC}"
	echo " Port: ${REMOTE_PORT}"
	echo "----------------------------------------------------"


	# 2. Ensure remote directory exists
	# ------------------------------------------------------------------------------
	# Use SSH to create the specific backup directory on the remote server.
	# The '-p' flag ensures that parent directories are created if they don't exist.
	echo "--> Checking/Creating remote directory..."
	${SSH_CMD} "${REMOTE_USER}@${REMOTE_HOST}" "mkdir -p '${REMOTE_DEST_PATH}'"
	if [ $? -ne 0 ]; then
	echo "!!! ERROR: Could not create directory on remote server. Aborting."
	exit 1
	fi
	echo " Remote directory is ready."


	# 3. Build rsync command with excludes
	# ------------------------------------------------------------------------------
	# This loop dynamically builds the --exclude arguments for the rsync command.
	rsync_exclude_opts=()
	for pattern in "${EXCLUDE_PATTERNS[@]}"; do
	rsync_exclude_opts+=( --exclude="$pattern" )
	done

	# 4. Execute the rsync backup
	# ------------------------------------------------------------------------------
	# -a: Archive mode (preserves permissions, ownership, timestamps, etc.)
	# -v: Verbose mode (shows which files are being transferred).
	# -z: Compresses file data during the transfer to save bandwidth.
	# --info=progress2: Shows overall transfer progress.
	# -e: Specifies the remote shell to use (for setting the port).
	#
	# NOTE: The --delete flag is NOT used. This means files that you
	# delete on your local machine will NOT be deleted from the backup server.
	echo "--> Starting file transfer with rsync..."
	rsync -avz --info=progress2 -e "${RSYNC_RSH}" \
	"${rsync_exclude_opts[@]}" \
	"${SOURCE_DIR}/" \
	"${REMOTE_DEST_RSYNC}/"

	# 5. Final status
	# ------------------------------------------------------------------------------
	# Calculate and format the elapsed time.
	ELAPSED_TIME="$((SECONDS / 3600))hrs $(((SECONDS / 60) % 60))min $((SECONDS % 60))sec"

	echo "----------------------------------------------------"
	echo ">>> Backup completed successfully!"
	echo " Total Time: ${ELAPSED_TIME}"
	if [ "${ENABLE_LOGGING}" = true ]; then
	echo " Log file available at: ${LOG_FILE}"
	fi
	echo "----------------------------------------------------"

	exit 0
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