refine snapcast deployment so piping between containers works

apps/snapcast/README.md

@@ -0,0 +1,7 @@
+### Credentials
+Since this tries to run in an isolated network we can't rely on autodiscover and the spotify client needs to be tied to an account.
+
+This is achieved by registering the client on startup via oauth. The logs show an url which should be copied to a local browser. The successfull redirect needs to be forwarded back to the client, hence run:
+```
+k port-forward deployments/snapcast 5588:5588
+```

apps/snapcast/deployment.yaml

@@ -51,9 +51,20 @@ spec:
         - name: TZ
           value: Europe/Berlin
         - name: AIRPLAY_CONFIG_ENABLED
-          value: "0"
+          value: "1"
         - name: SPOTIFY_CONFIG_ENABLED
           value: "0"
+        - name: PIPE_CONFIG_ENABLED
+          value: "1"
+        - name: PIPE_PATH
+          value: /mnt/pipe/spotipipe
+        - name: PIPE_SOURCE_NAME
+          value: "Librespot"
+        # - name: PIPE_MODE
+        #   value: "read"
+        - name: PIPE_EXTRA_ARGS
+          # see https://github.com/badaix/snapcast/issues/1248
+          value: "&sampleformat=44100:16:2"
         volumeMounts:
         - name: pipe
           mountPath: /mnt/pipe
@@ -68,34 +79,31 @@ spec:
           requests:
             memory: "128Mi"
             cpu: "250m"
-        # ports:
+        ports:
+        - containerPort: 5588 # default port for oauth callback
         env:
         - name: BACKEND
           value: pipe
         - name: DEVICE
           value: /mnt/pipe/spotipipe
+        - name: DISABLE_DISCOVERY
+          value: Y
+        - name: AUTOPLAY
+          value: Y
+        # - name: VERBOSE
+        #   value: Y
+        # - name: PASSTHROUGH
+        #   value: Y
+        - name: ADDITIONAL_ARGUMENTS
+          value: "--enable-oauth --cache /cache"
         volumeMounts:
         - name: pipe
           mountPath: /mnt/pipe
+        - name: credentials-cache
+          mountPath: /cache
       volumes:
       - name: pipe
         emptyDir: {}
-
+      - name: credentials-cache
-
+        persistentVolumeClaim:
-        # - name: SPOTIFY_ACCESS_TOKEN
+          claimName: cache
-        #   value: BQBxGPPPXZTXF7WTBzJItu3KNkeoZu2j2-Rlk1RmtnmXvzPh1fWFpOT2VeXwWxMJXlBYwxSOTo1ZKk3hAr08OhDhbQChi6KDl6qEmK-Y8Wq8g3EoP7M-oRnHt4WFMg1zC1C37t90nQUKZ-F9UdSuL9A6Ny6V6pYsai1bUspOU0q5UHn6-Dv9E8gwEKXOPMlBKEXNi1D0sT2m9rzwI7UK1g7ToRPn03eqGe41RRvlfrSCgf41tg
-
-
-        # - name: SPOTIFY_EXTRA_ARGS
-        #   value: " --disable-discovery --access-token BQBxGPPPXZTXF7WTBzJItu3KNkeoZu2j2-Rlk1RmtnmXvzPh1fWFpOT2VeXwWxMJXlBYwxSOTo1ZKk3hAr08OhDhbQChi6KDl6qEmK-Y8Wq8g3EoP7M-oRnHt4WFMg1zC1C37t90nQUKZ-F9UdSuL9A6Ny6V6pYsai1bUspOU0q5UHn6-Dv9E8gwEKXOPMlBKEXNi1D0sT2m9rzwI7UK1g7ToRPn03eqGe41RRvlfrSCgf41tg"
-      #   volumeMounts:
-      #   - name: config
-      #     mountPath: /config
-      #   - name: snapserver-config
-      #     mountPath: /root/.config/
-      # volumes:
-      # - name: config
-      #   secret:
-      #     secretName: snapcast-config
-      # - name: snapserver-config
-      #   emptyDir: {}

apps/snapcast/kustomization.yaml

@@ -7,6 +7,7 @@ resources:
   - namespace.yaml
   - deployment.yaml
   - service.yaml
+  - pvc.yaml
   - snapcast-config.secret.yaml
 
 images:

apps/snapcast/pvc.yaml

@@ -1,7 +1,7 @@
 kind: PersistentVolumeClaim
 apiVersion: v1
 metadata:
-  name: data
+  name: cache
 spec:
   storageClassName: "nfs-client"
   accessModes: