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This commit is contained in:
Jose Henrique
2025-07-26 21:55:47 -03:00
parent 1d6dae86a7
commit 8c0235ebf2
1 changed files with 71 additions and 60 deletions
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131
nas-gdrive-backup.sh
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@@ -33,27 +33,6 @@ clean_up() {
trap clean_up EXIT trap clean_up EXIT
# Check if 7z is installed
if ! which 7z; then
log "ERROR: 7z is not installed"
exit 1
fi
# Check if rclone is installed
if ! which rclone; then
log "ERROR: rclone is not installed"
exit 1
fi
# Create meta directory if it doesn't exist
if [ ! -d "$META_DIR" ]; then
log "Creating meta directory: $META_DIR"
mkdir -p "$META_DIR"
fi
# Fix permissions for the meta directory (777 recursively)
chmod -R 777 "$META_DIR"
create_7z() { create_7z() {
local folder="$1" local folder="$1"
local archive_name="$2" local archive_name="$2"
@@ -81,57 +60,86 @@ upload_to_gdrive() {
fi fi
} }
# Loop through each folder in the backup source main() {
for folder in "$BACKUP_SOURCE"/*; do # Check if 7z is installed
if [ -d "$folder" ]; then if ! which 7z > /dev/null; then
log "Processing folder: $folder" log "ERROR: 7z is not installed"
# Get the sha256 checksum of the folder exit 1
CHECKSUM=$(find "$folder" -type f -exec sha256sum {} + | sha256sum | awk '{print $1}') fi
META_FILE="$META_DIR/$(basename "$folder").sha256"
# Check if the checksum file exists # Check if rclone is installed
if [ -f "$META_FILE" ]; then if ! which rclone > /dev/null; then
# Read the previous checksum from the file log "ERROR: rclone is not installed"
PREV_CHECKSUM=$(cat "$META_FILE") exit 1
# Compare the checksums fi
if [ "$CHECKSUM" != "$PREV_CHECKSUM" ]; then
log "Changes detected in $folder - creating new archive" # Create meta directory if it doesn't exist
if [ ! -d "$META_DIR" ]; then
log "Creating meta directory: $META_DIR"
mkdir -p "$META_DIR"
fi
# Fix permissions for the meta directory (777 recursively)
chmod -R 777 "$META_DIR"
# Loop through each folder in the backup source
for folder in "$BACKUP_SOURCE"/*; do
if [ -d "$folder" ]; then
log "Processing folder: $folder"
# Get the sha256 checksum of the folder
CHECKSUM=$(find "$folder" -type f -exec sha256sum {} + | sha256sum | awk '{print $1}')
META_FILE="$META_DIR/$(basename "$folder").sha256"
# Check if the checksum file exists
if [ -f "$META_FILE" ]; then
# Read the previous checksum from the file
PREV_CHECKSUM=$(cat "$META_FILE")
# Compare the checksums
if [ "$CHECKSUM" != "$PREV_CHECKSUM" ]; then
log "Changes detected in $folder - creating new archive"
create_7z "$folder" "$TMP_DIR/$(basename "$folder")_$ARCHIVE_NAME"
upload_to_gdrive "$TMP_DIR/$(basename "$folder")_$ARCHIVE_NAME"
# Update the checksum file
echo "$CHECKSUM" > "$META_FILE"
# Remove the temporary archive file
log "Removing temporary archive file"
rm "$TMP_DIR/$(basename "$folder")_$ARCHIVE_NAME"
else
log "No changes detected in $folder"
fi
else
log "No previous checksum found for $folder - creating new archive"
create_7z "$folder" "$TMP_DIR/$(basename "$folder")_$ARCHIVE_NAME" create_7z "$folder" "$TMP_DIR/$(basename "$folder")_$ARCHIVE_NAME"
upload_to_gdrive "$TMP_DIR/$(basename "$folder")_$ARCHIVE_NAME" upload_to_gdrive "$TMP_DIR/$(basename "$folder")_$ARCHIVE_NAME"
# Update the checksum file
echo "$CHECKSUM" > "$META_FILE"
# Create a checksum file for the folder
echo "$CHECKSUM" > "$META_FILE"
# Remove the temporary archive file # Remove the temporary archive file
log "Removing temporary archive file" log "Removing temporary archive file"
rm "$TMP_DIR/$(basename "$folder")_$ARCHIVE_NAME" rm "$TMP_DIR/$(basename "$folder")_$ARCHIVE_NAME"
else
log "No changes detected in $folder"
fi fi
else else
log "No previous checksum found for $folder - creating new archive" log "Skipping $folder, not a directory"
create_7z "$folder" "$TMP_DIR/$(basename "$folder")_$ARCHIVE_NAME"
upload_to_gdrive "$TMP_DIR/$(basename "$folder")_$ARCHIVE_NAME"
# Create a checksum file for the folder
echo "$CHECKSUM" > "$META_FILE"
# Remove the temporary archive file
log "Removing temporary archive file"
rm "$TMP_DIR/$(basename "$folder")_$ARCHIVE_NAME"
fi fi
else log ""
log "Skipping $folder, not a directory" done
fi
log ""
done
log "Backup process completed successfully" # Fix permissions for the meta directory (777 recursively)
chmod -R 777 "$META_DIR"
# Exit with success log "Backup process completed successfully"
exit 0
# Exit with success
exit 0
}
###########################
### Installation script ###
###########################
# Function to install a dependency if not already installed # Function to install a dependency if not already installed
install_dependency() { install_dependency() {
local package="$1" local package="$1"
@@ -255,4 +263,7 @@ install_script() {
# Exit with success # Exit with success
exit 0 exit 0
} }
main "$@"
exit 0