My app cannot process DNS requests. The snappy-debug shows nothing. How to set it?
The yaml file is as follows:
> grade: stable
> confinement: strict
> plugs:
> etc-lvm-backup:
> interface: system-files
> write:
> [/etc/lvm/backup,/etc,/etc/visual_lvm,/dev/mapper/control,/proc/sys/vm/drop_caches,/run/lock/lvm,/dev]
> read:
> [/etc/lvm/backup,/etc,/etc/visual_lvm,/dev]
>
> null-device:
> interface: system-files
> write:
> [/dev/nul]
>
> enum-devices:
> interface: system-files
> read:
> [/sys/devices,/dev,/proc,/proc/partitions]
>
> parts:
> visual-lvm-remote:
> plugin: dump
>
> integration:
> plugin: nil
> stage-packages: [lvm2]
>
>
> passthrough:
> layout:
> /etc:
> bind: $SNAP_DATA/etc
>
> apps:
> start:
> plugs:
> [block-devices,enum-devices,network-bind,etc-lvm-backup,network,system-observe]
> command: bin/vlvmservice start $SNAP_DATA
> stop:
> plugs:
> [system-observe,null-device]
> command: bin/vlvmservice stop $SNAP_DATA