k3s/services/droppedneedle/droppedneedle-transcode.yaml

apiVersion: v1
kind: ConfigMap
metadata:
  name: droppedneedle-transcoder-script
  namespace: default
data:
  transcode.sh: |
    #!/bin/bash
    WATCH_DIR="/music"
    echo "Starting transcoder watch on $WATCH_DIR..."
    
    inotifywait -m -r -e moved_to,close_write --format '%w%f' "$WATCH_DIR" | while read FILE
    do
        if [[ "${FILE,,}" == *.flac ]]; then
            echo "Detected new FLAC via import: $FILE"
            OPUS_FILE="${FILE%.*}.opus"
            
            ffmpeg -y -i "$FILE" -acodec libopus -ac 2 -ab 160k "$OPUS_FILE"
            
            if [ $? -eq 0 ]; then
                echo "Transcode successful. Removing original FLAC..."
                rm "$FILE"
                
                echo "Triggering authenticated DroppedNeedle library scan..."
                # 1. Authenticate and save the session cookie to a temporary jar
                curl -s -X POST http://droppedneedle.default.svc.cluster.local:80/api/v1/auth/login \
                     -H "Content-Type: application/json" \
                     -d "{\"username\": \"$SERVICE_USER\", \"password\": \"$SERVICE_PASS\"}" \
                     -c /tmp/dn_cookies.txt
                
                # 2. Trigger the scan using the saved session cookie
                curl -s -X POST http://droppedneedle.default.svc.cluster.local:80/api/v1/library/scan/start \
                     -b /tmp/dn_cookies.txt
                
                # 3. Clean up the cookie jar
                rm /tmp/dn_cookies.txt
            else
                echo "Error: FFmpeg transcode failed for $FILE"
            fi
        fi
    done
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: droppedneedle-transcoder
  annotations:
    keel.sh/policy: "all"
    keel.sh/match-tag: "true"
    keel.sh/schedule: "0 3 * * *"
spec:
  replicas: 1
  selector:
    matchLabels:
      app: droppedneedle-transcoder
  template:
    metadata:
      labels:
        app: droppedneedle-transcoder
    spec:
      nodeSelector:
        kubernetes.io/hostname: robin
      containers:
        - name: transcoder
          image: alpine:latest
          command: ["/bin/sh", "-c"]
          args:
            - "apk add --no-cache bash inotify-tools ffmpeg curl && bash /scripts/transcode.sh"
          envFrom:
            - secretRef:
                name: droppedneedle-secret
          volumeMounts:
            - mountPath: /music
              name: yarr
            - mountPath: /scripts
              name: script-volume
      restartPolicy: Always
      volumes:
        - name: yarr
          persistentVolumeClaim:
            claimName: droppedneedle-transcode-pvc
        - name: script-volume
          configMap:
            name: droppedneedle-transcoder-script