Cómo ejecutar Docker dentro de chroot

Cómo ejecutar Docker dentro de chroot

Tengo Debian Stretch instalado en un teléfono Android arm64 en un entorno chroot. He instalado Docker-ce siguiendo estos pasos desdeaquí.

Al iniciar Docker ::systemctl start docker

devuelve este error ::Running in chroot, ignoring request.

Comprobando usando service docker statusprogramas [FAIL] Docker is not running ... failed!

Si ejecuto usando dockerd, muestra este error::

INFO[2018-02-05T22:15:35.631735524+05:30] libcontainerd: started new docker-containerd process  pid=23047
INFO[0000] starting containerd                           module=containerd revision=89623f28b87a6004d4b785663257362d1658a729 version=v1.0.0
INFO[0000] setting subreaper...                          module=containerd
INFO[0000] changing OOM score to -500                    module=containerd
INFO[0000] loading plugin "io.containerd.content.v1.content"...  module=containerd type=io.containerd.content.v1
INFO[0000] loading plugin "io.containerd.snapshotter.v1.btrfs"...  module=containerd type=io.containerd.snapshotter.v1
WARN[0000] failed to load plugin io.containerd.snapshotter.v1.btrfs  error="path /var/lib/docker/containerd/daemon/io.containerd.snapshotter.v1.btrfs must be a btrfs filesystem to be used with the btrfs snapshotter" module=containerd
INFO[0000] loading plugin "io.containerd.snapshotter.v1.overlayfs"...  module=containerd type=io.containerd.snapshotter.v1
INFO[0000] loading plugin "io.containerd.metadata.v1.bolt"...  module=containerd type=io.containerd.metadata.v1
WARN[0000] could not use snapshotter btrfs in metadata plugin  error="path /var/lib/docker/containerd/daemon/io.containerd.snapshotter.v1.btrfs must be a btrfs filesystem to be used with the btrfs snapshotter" module="containerd/io.containerd.metadata.v1.bolt"
INFO[0000] loading plugin "io.containerd.differ.v1.walking"...  module=containerd type=io.containerd.differ.v1
INFO[0000] loading plugin "io.containerd.gc.v1.scheduler"...  module=containerd type=io.containerd.gc.v1
INFO[0000] loading plugin "io.containerd.grpc.v1.containers"...  module=containerd type=io.containerd.grpc.v1
INFO[0000] loading plugin "io.containerd.grpc.v1.content"...  module=containerd type=io.containerd.grpc.v1
INFO[0000] loading plugin "io.containerd.grpc.v1.diff"...  module=containerd type=io.containerd.grpc.v1
INFO[0000] loading plugin "io.containerd.grpc.v1.events"...  module=containerd type=io.containerd.grpc.v1
INFO[0000] loading plugin "io.containerd.grpc.v1.healthcheck"...  module=containerd type=io.containerd.grpc.v1
INFO[0000] loading plugin "io.containerd.grpc.v1.images"...  module=containerd type=io.containerd.grpc.v1
INFO[0000] loading plugin "io.containerd.grpc.v1.leases"...  module=containerd type=io.containerd.grpc.v1
INFO[0000] loading plugin "io.containerd.grpc.v1.namespaces"...  module=containerd type=io.containerd.grpc.v1
INFO[0000] loading plugin "io.containerd.grpc.v1.snapshots"...  module=containerd type=io.containerd.grpc.v1
INFO[0000] loading plugin "io.containerd.monitor.v1.cgroups"...  module=containerd type=io.containerd.monitor.v1
INFO[0000] loading plugin "io.containerd.runtime.v1.linux"...  module=containerd type=io.containerd.runtime.v1
INFO[0000] loading plugin "io.containerd.grpc.v1.tasks"...  module=containerd type=io.containerd.grpc.v1
INFO[0000] loading plugin "io.containerd.grpc.v1.version"...  module=containerd type=io.containerd.grpc.v1
INFO[0000] loading plugin "io.containerd.grpc.v1.introspection"...  module=containerd type=io.containerd.grpc.v1
INFO[0000] serving...                                    address="/var/run/docker/containerd/docker-containerd-debug.sock" module="containerd/debug"
INFO[0000] serving...                                    address="/var/run/docker/containerd/docker-containerd.sock" module="containerd/grpc"
INFO[0000] containerd successfully booted in 0.032191s   module=containerd
ERRO[2018-02-05T22:15:35.833079554+05:30] 'overlay' not found as a supported filesystem on this host. Please ensure kernel is new enough and has overlay support loaded.
ERRO[2018-02-05T22:15:35.846402107+05:30] 'overlay' not found as a supported filesystem on this host. Please ensure kernel is new enough and has overlay support loaded.
ERRO[2018-02-05T22:15:35.850080389+05:30] devmapper: Udev sync is not supported. This will lead to data loss and unexpected behavior. Install a more recent version of libdevmapper or select a different storage driver. For more information, see https://docs.docker.com/engine/reference/commandline/dockerd/#storage-driver-options
INFO[2018-02-05T22:15:35.887075601+05:30] Graph migration to content-addressability took 0.00 seconds
WARN[2018-02-05T22:15:35.889037268+05:30] Your kernel does not support cgroup memory limit
WARN[2018-02-05T22:15:35.889872633+05:30] Your kernel does not support cgroup cfs period
WARN[2018-02-05T22:15:35.890405497+05:30] Your kernel does not support cgroup cfs quotas
WARN[2018-02-05T22:15:35.891107633+05:30] Unable to find blkio cgroup in mounts
WARN[2018-02-05T22:15:35.891733726+05:30] mountpoint for pids not found
Error starting daemon: Devices cgroup isn't mounted

¿Cómo puedo ejecutarlo dentro de chroot en mi teléfono Android?

Respuesta1

No pudo iniciar Docker debido a eso, cuando se ejecuta en chroot, el sistema no se inicia por completo. El proceso que administra los servicios no se está ejecutando, por lo que systemctlel comando ignora sus solicitudes de inicio.

Le recomendaría que inicie Docker Daemon directamente: dockerd [arguments]. También puedes utilizar un administrador de procesos como supervisord.

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