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Kapitel 13/Tutorial.md aktualisiert

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Thomas Dannenberg
2025-09-17 08:55:52 +00:00
parent 95b953c33a
commit 3110bd0f94
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@@ -557,61 +557,61 @@ In diesem Schritt erstellen wir den eigentlichen Workflow in **n8n**. Er sorgt d
Nun befüllst du sie mit: Nun befüllst du sie mit:
```bash ```bash
#!/usr/bin/env bash #!/usr/bin/env bash
set -euo pipefail set -euo pipefail
ENV_FILE="/etc/clipper/clipper.env" ENV_FILE="/etc/clipper/clipper.env"
[[ -r "$ENV_FILE" ]] || { echo "ENV nicht lesbar: $ENV_FILE" >&2; exit 1; } [[ -r "$ENV_FILE" ]] || { echo "ENV nicht lesbar: $ENV_FILE" >&2; exit 1; }
source "$ENV_FILE" source "$ENV_FILE"
ID="${1:?need VOD id}" ID="${1:?need VOD id}"
URL="${2:-https://www.twitch.tv/videos/${ID}}" URL="${2:-https://www.twitch.tv/videos/${ID}}"
TMP="${CLIPPER_TMP:-/srv/clipper/temp}" TMP="${CLIPPER_TMP:-/srv/clipper/temp}"
OUT_BASE="${CLIPPER_OUT:-/srv/clipper/out}/${ID}" OUT_BASE="${CLIPPER_OUT:-/srv/clipper/out}/${ID}"
LOGDIR="${CLIPPER_LOG:-/srv/clipper/logs}/${ID}" LOGDIR="${CLIPPER_LOG:-/srv/clipper/logs}/${ID}"
FILE="${TMP}/${ID}.mp4" FILE="${TMP}/${ID}.mp4"
TEMP="${TMP}/${ID}.temp.mp4" TEMP="${TMP}/${ID}.temp.mp4"
PART="${TMP}/${ID}.mp4.part" PART="${TMP}/${ID}.mp4.part"
LOCK="${TMP}/${ID}.lock" LOCK="${TMP}/${ID}.lock"
mkdir -p "$TMP" "$LOGDIR" "$OUT_BASE" mkdir -p "$TMP" "$LOGDIR" "$OUT_BASE"
LOG="${LOGDIR}/download.log" LOG="${LOGDIR}/download.log"
log(){ printf '[%(%F %T)T] %s\n' -1 "$*" ; } log(){ printf '[%(%F %T)T] %s\n' -1 "$*" ; }
exec > >(tee -a "$LOG") 2>&1 exec > >(tee -a "$LOG") 2>&1
exec 9>"$LOCK" exec 9>"$LOCK"
if ! flock -n 9; then if ! flock -n 9; then
log "LOCK: $ID wird bereits verarbeitet" log "LOCK: $ID wird bereits verarbeitet"
exit 0 exit 0
fi fi
trap 'flock -u 9; rm -f "$LOCK"' EXIT trap 'flock -u 9; rm -f "$LOCK"' EXIT
log "=== START: VOD ${ID} ===" log "=== START: VOD ${ID} ==="
log "URL: ${URL}" log "URL: ${URL}"
log "TMP: ${TMP}" log "TMP: ${TMP}"
if [[ -s "$TEMP" && ! -s "$FILE" ]]; then if [[ -s "$TEMP" && ! -s "$FILE" ]]; then
log "RESUME: $TEMP -> $FILE" log "RESUME: $TEMP -> $FILE"
mv -f "$TEMP" "$FILE" mv -f "$TEMP" "$FILE"
fi fi
OUT="${TMP}/${ID}.%(ext)s" OUT="${TMP}/${ID}.%(ext)s"
yt-dlp -q --no-progress --retries 20 --fragment-retries 50 --retry-sleep 5 \ yt-dlp -q --no-progress --retries 20 --fragment-retries 50 --retry-sleep 5 \
--socket-timeout 30 --hls-prefer-ffmpeg --remux-video mp4 -o "$OUT" "$URL" --socket-timeout 30 --hls-prefer-ffmpeg --remux-video mp4 -o "$OUT" "$URL"
[[ -s "$FILE" ]] || { [[ -s "$TEMP" ]] && mv -f "$TEMP" "$FILE"; } [[ -s "$FILE" ]] || { [[ -s "$TEMP" ]] && mv -f "$TEMP" "$FILE"; }
if [[ ! -s "$FILE" ]]; then if [[ ! -s "$FILE" ]]; then
log "ERROR: Download fehlgeschlagen ($FILE fehlt/leer)" log "ERROR: Download fehlgeschlagen ($FILE fehlt/leer)"
exit 10 exit 10
fi fi
FINAL_DIR="${OUT_BASE}/original" FINAL_DIR="${OUT_BASE}/original"
mkdir -p "$FINAL_DIR" mkdir -p "$FINAL_DIR"
mv -f "$FILE" "$FINAL_DIR/${ID}.mp4" mv -f "$FILE" "$FINAL_DIR/${ID}.mp4"
log "MOVE: ${FILE} -> ${FINAL_DIR}/${ID}.mp4" log "MOVE: ${FILE} -> ${FINAL_DIR}/${ID}.mp4"
log "=== DONE: VOD ${ID} erfolgreich geladen ===" log "=== DONE: VOD ${ID} erfolgreich geladen ==="
``` ```
Mit diesem Skript laden wir die aktuellen VODs herunter, laden sie in die Nextcloud für die weitere Verabeitung und räumen wieder auf. Zusätzlich erzeugen wir logs in `<clipper-ordner>/logs/<ID>.log`. Mit diesem Skript laden wir die aktuellen VODs herunter, laden sie in die Nextcloud für die weitere Verabeitung und räumen wieder auf. Zusätzlich erzeugen wir logs in `<clipper-ordner>/logs/<ID>.log`.