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#!/bin/bash
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# Torrent Mover v5.1 - Numeric Handling Fix
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set -o errexit
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set -o nounset
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set -o pipefail
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# Load configuration
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CONFIG_FILE="/etc/torrent/mover.conf"
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source "${CONFIG_FILE}"
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# Runtime flags
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DRY_RUN=0
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INTERACTIVE=0
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CACHE_WARMUP=0
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# Color codes
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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NC='\033[0m'
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# Initialize storage directories
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STORAGE_DIRS_ARRAY=()
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if [[ -n "${STORAGE_DIRS}" ]]; then
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IFS=',' read -ra STORAGE_DIRS_ARRAY <<< "${STORAGE_DIRS}"
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fi
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# Logging functions
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log_info() { echo -e "${GREEN}[INFO]${NC} $(date '+%F %T') - $*" | tee -a "${LOG_FILE}"; }
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log_warn() { echo -e "${YELLOW}[WARN]${NC} $(date '+%F %T') - $*" | tee -a "${LOG_FILE}"; }
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log_error() { echo -e "${RED}[ERROR]${NC} $(date '+%F %T') - $*" | tee -a "${LOG_FILE}"; }
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# Dependency check
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check_dependencies() {
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local deps=("transmission-remote" "unrar" "unzip" "7z" "parallel" "bc")
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for dep in "${deps[@]}"; do
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if ! command -v "${dep}" >/dev/null 2>&1; then
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log_error "Missing dependency: ${dep}"
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exit 1
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fi
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done
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}
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# Disk usage monitoring
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declare -A CHECKED_MOUNTS=()
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check_disk_usage() {
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local dir="$1"
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[[ -z "${dir}" ]] && return
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if ! df -P "${dir}" &>/dev/null; then
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log_warn "Directory not found: ${dir}"
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return
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fi
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local mount_point=$(df -P "${dir}" | awk 'NR==2 {print $6}')
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[[ -z "${mount_point}" ]] && return
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if [[ -z "${CHECKED_MOUNTS["${mount_point}"]+x}" ]]; then
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local usage=$(df -P "${dir}" | awk 'NR==2 {sub(/%/, "", $5); print $5}')
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if (( usage >= 90 )); then
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log_warn "Storage warning: ${mount_point} at ${usage}% capacity"
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fi
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CHECKED_MOUNTS["${mount_point}"]=1
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fi
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}
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# Checksum database
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init_checksum_db() {
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mkdir -p "$(dirname "${CHECKSUM_DB}")"
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touch "${CHECKSUM_DB}"
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chmod 600 "${CHECKSUM_DB}"
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}
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record_checksums() {
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log_info "Generating checksums with ${PARALLEL_THREADS:-$(nproc)} threads"
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find "$@" -type f \( -iname "*.nfo" -o -iname "*.sfv" \) -prune -o -type f -print0 | \
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parallel -0 -j ${PARALLEL_THREADS:-$(nproc)} md5sum | \
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sort > "${CHECKSUM_DB}.tmp"
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mv "${CHECKSUM_DB}.tmp" "${CHECKSUM_DB}"
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}
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file_metadata() {
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find "$1" -type f \( -iname "*.nfo" -o -iname "*.sfv" \) -prune -o -type f -printf "%s %T@ %p\n" | \
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sort | \
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md5sum | \
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awk '{print $1}'
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}
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files_need_processing() {
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local src="$1" shift
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local targets=("$@")
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[[ ! -d "${src}" ]] && return 1
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local src_meta=$(file_metadata "${src}")
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for target in "${targets[@]}"; do
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[[ ! -d "${target}" ]] && continue
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local target_meta=$(file_metadata "${target}")
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[[ "${src_meta}" == "${target_meta}" ]] && return 1
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done
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local src_checksums=$(find "${src}" -type f \( -iname "*.nfo" -o -iname "*.sfv" \) -prune -o -type f -exec md5sum {} \; | sort)
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for target in "${targets[@]}"; do
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[[ ! -d "${target}" ]] && continue
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local target_checksums=$(find "${target}" -type f \( -iname "*.nfo" -o -iname "*.sfv" \) -prune -o -type f -exec md5sum {} \; | sort)
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diff <(echo "${src_checksums}") <(echo "${target_checksums}") >/dev/null && return 1
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done
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return 0
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}
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warm_cache() {
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log_info "Starting cache warmup for Movies..."
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local targets=("${DIR_MOVIES_DST}" "${STORAGE_DIRS_ARRAY[@]}")
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record_checksums "${targets[@]}"
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log_info "Cache warmup completed. Checksums stored in ${CHECKSUM_DB}"
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}
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is_processed() {
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grep -q "^${1}$" "${PROCESSED_LOG}" 2>/dev/null
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}
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mark_processed() {
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echo "${1}" >> "${PROCESSED_LOG}"
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}
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get_destination() {
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case "${1}" in
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*Games*) echo "${DIR_GAMES_DST}";;
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*Apps*) echo "${DIR_APPS_DST}";;
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*Movies*) echo "${DIR_MOVIES_DST}";;
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*Books*) echo "${DIR_BOOKS_DST}";;
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*) echo "${DEFAULT_DST}";;
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esac
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}
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handle_archives() {
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local src="$1" dst="$2"
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find "${src}" -type f \( -iname "*.rar" -o -iname "*.zip" -o -iname "*.7z" \) | \
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while read -r arch; do
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log_info "Extracting ${arch##*/}"
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case "${arch##*.}" in
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rar) unrar x -o- "${arch}" "${dst}";;
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zip) unzip -o "${arch}" -d "${dst}";;
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7z) 7z x "${arch}" -o"${dst}";;
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esac
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done
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}
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move_files() {
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if (( PARALLEL_PROCESSING )); then
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parallel -j ${PARALLEL_THREADS:-$(nproc)} mv {} "${1}" ::: "${2}"/*
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else
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mv "${2}"/* "${1}"
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fi
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}
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copy_files() {
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if (( PARALLEL_PROCESSING )); then
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parallel -j ${PARALLEL_THREADS:-$(nproc)} cp -r {} "${1}" ::: "${2}"/*
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else
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cp -r "${2}"/* "${1}"
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fi
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}
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process_copy() {
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local id="$1" hash="$2" src="$3" dst="$4"
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if (( DRY_RUN )); then
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log_info "[DRY RUN] Would process torrent ${id}:"
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log_info " - Copy files from ${src} to ${dst}"
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return
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fi
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mkdir -p "${dst}"
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handle_archives "${src}" "${dst}"
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case "${COPY_MODE}" in
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move) move_files "${dst}" "${src}";;
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copy) copy_files "${dst}" "${src}";;
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esac
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}
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process_removal() {
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local id="$1"
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if (( DRY_RUN )); then
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log_info "[DRY RUN] Would remove torrent ${id}"
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return
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fi
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transmission-remote "${TRANSMISSION_IP}:${TRANSMISSION_PORT}" \
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-n "${TRANSMISSION_USER}:${TRANSMISSION_PASSWORD}" \
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-t "${id}" --remove-and-delete
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}
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main() {
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check_dependencies
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init_checksum_db
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if (( CACHE_WARMUP )); then
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warm_cache
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exit 0
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fi
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log_info "Starting processing"
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declare -A warned_dirs=()
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transmission-remote "${TRANSMISSION_IP}:${TRANSMISSION_PORT}" \
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-n "${TRANSMISSION_USER}:${TRANSMISSION_PASSWORD}" -l | \
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awk 'NR>1 && $1 ~ /^[0-9]+$/ {print $1}' | \
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while read -r id; do
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local info=$(transmission-remote "${TRANSMISSION_IP}:${TRANSMISSION_PORT}" \
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-n "${TRANSMISSION_USER}:${TRANSMISSION_PASSWORD}" -t "${id}" -i)
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local hash=$(grep "Hash:" <<< "${info}" | awk '{print $2}')
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# Sanitize numeric values with fallbacks
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local ratio=$(grep "Ratio:" <<< "${info}" | awk '{print $2 == "None" ? 0 : $2}' | tr -cd '0-9.')
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ratio=${ratio:-0} # Handle empty values
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local time=$(grep "Seeding Time:" <<< "${info}" | awk '{print $3 == "None" ? 0 : $3}' | tr -cd '0-9.')
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time=${time:-0} # Handle empty values
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local percent_done=$(grep "Percent Done:" <<< "${info}" | awk '{gsub(/%/, ""); print $3 == "None" ? 0 : $3}')
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percent_done=${percent_done:-0} # Handle empty values
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local dir=$(grep "Location:" <<< "${info}" | cut -d' ' -f4-)
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local dst=$(get_destination "${dir}")
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# Initialize warning tracking
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[[ -z "${warned_dirs["${dir}"]+x}" ]] && warned_dirs["${dir}"]=0
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# 1. Handle completed downloads
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if (( $(bc <<< "${percent_done} >= 100") )) && ! is_processed "${hash}"; then
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log_info "Processing completed torrent ${id} (${percent_done}% done)"
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if [[ "${dst}" == "${DEFAULT_DST}" ]] && (( warned_dirs["${dir}"] == 0 )); then
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log_warn "Using default destination for: ${dir}"
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warned_dirs["${dir}"]=1
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fi
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# Determine check targets
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local targets=("${dst}")
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if [[ "${dst}" == "${DIR_MOVIES_DST}" ]]; then
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targets+=("${STORAGE_DIRS_ARRAY[@]}")
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fi
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if ! files_need_processing "${dir}" "${targets[@]}"; then
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log_info "Skipping copy - files already exist in:"
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for target in "${targets[@]}"; do
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[[ -d "${target}" ]] && log_info " - ${target}"
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done
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else
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process_copy "${id}" "${hash}" "${dir}" "${dst}"
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fi
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mark_processed "${hash}"
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fi
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# 2. Handle seeding criteria
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if (( $(bc <<< "${ratio} >= ${SEED_RATIO}") )) || (( $(bc <<< "${time} >= ${SEED_TIME}") )); then
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log_info "Removing torrent ${id} (Ratio: ${ratio}, Time: ${time})"
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process_removal "${id}"
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fi
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done
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# Final disk checks
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check_disk_usage "${DIR_GAMES_DST}"
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check_disk_usage "${DIR_APPS_DST}"
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check_disk_usage "${DIR_MOVIES_DST}"
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check_disk_usage "${DIR_BOOKS_DST}"
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check_disk_usage "${DEFAULT_DST}"
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}
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# Argument handling
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--dry-run) DRY_RUN=1; shift ;;
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--interactive) INTERACTIVE=1; shift ;;
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--cache-warmup) CACHE_WARMUP=1; shift ;;
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--help)
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echo "Usage: $0 [--dry-run] [--interactive] [--cache-warmup]"
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exit 0
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;;
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*) echo "Invalid option: $1"; exit 1 ;;
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esac
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done
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# Execution
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if (( INTERACTIVE )); then
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read -rp "Confirm processing? (y/n) " choice
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[[ "${choice}" =~ ^[Yy]$ ]] || exit 0
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fi
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main
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