Add seed-armbian-torrents

bin/seed-armbian-torrents

@@ -0,0 +1,50 @@
+#!/usr/bin/env bash
+#
+# Armbian torrents seed script
+#
+# This script will download Armbian torrent files and add them to a qBittorrent
+# instance. It's intended to be run under /etc/cron.weekly.
+#
+# Based on https://docs.armbian.com/Community_Torrent/
+
+set -euo pipefail
+
+# Dependency check
+missing_deps=()
+for bin in "wget" "unzip" "jq" "parallel" "qbt"; do
+    if ! test -x "$(command -v $bin)"; then
+        missing_deps+=("$bin")
+    fi
+done
+
+if (( "${#missing_deps[@]}" != 0 )); then
+    echo "Missing dependencies:" "${missing_deps[@]}"
+    exit
+fi
+
+TEMP_DIR=$(mktemp -d || echo "Failed to make temp dir; exit 1")
+chmod 700 "${TEMP_DIR}"
+trap 'rm -rf "${TEMP_DIR}" ; exit 0' 0 1 2 3 15
+
+wget -qO- -O "${TEMP_DIR}/armbian-torrents.zip" https://dl.armbian.com/torrent/all-torrents.zip
+
+# Test zip file for corruption
+if ! unzip -t "${TEMP_DIR}/armbian-torrents.zip" >/dev/null 2>&1; then
+    echo "Error in armbian-torrents.zip"
+    exit
+fi
+
+# Extract torrent files from zip
+unzip -o "${TEMP_DIR}/armbian-torrents.zip" -d "${TEMP_DIR}/torrent-tmp" >/dev/null 2>&1
+
+# Get list of Armbian torrents active on qBittorrent instance
+active_torrents=$(qbt torrent list -F json | jq '.[].hash' | tr -d '"')
+
+# Remove active old Armbian torrents to make room for new/updated ones
+echo "$active_torrents" | parallel 'qbt torrent delete -f {}'
+
+# Add new/updated Armbian torrent files
+new_torrents=$(find "${TEMP_DIR}/torrent-tmp" -type f -name "*.torrent")
+echo "$new_torrents" | parallel 'qbt torrent add file {}'
+
+exit 0