# This is a blueprint for building the open source components of Docker for Mac
kernel:
  image: linuxkit/kernel:4.9.39
  cmdline: "console=ttyS0 page_poison=1"
init:
  - linuxkit/vpnkit-expose-port:e2b49a6c56fbf876ea24f0a5ce4ccae5f940d1be # install vpnkit-expose-port and vpnkit-iptables-wrapper on host
  - linuxkit/init:a19363d2546205d4613a52371414f79c06d7070e
  - linuxkit/runc:d5cbeb95bdafedb82ad2cf11cff1a5da7fcae630
  - linuxkit/containerd:e33e0534d6fca88e1eb86897a1ea410b4a5d722e
onboot:
  # support metadata for optional config in /var/config
  - name: metadata
    image: linuxkit/metadata:428093dd1c4178e8ba1952af44b46c0fd16f8e79
  - name: sysctl
    image: linuxkit/sysctl:d1a43c7c91e92374766f962dc8534cf9508756b0
  - name: sysfs
    image: linuxkit/sysfs:006a65b30cfdd9d751d7ab042fde7eca2c3bc9dc
  - name: binfmt
    image: linuxkit/binfmt:0bde4ebd422099f45c5ee03217413523ad2223e5
  # Format and mount the disk image in /var/lib/docker
  - name: format
    image: linuxkit/format:84a997e69051a1bf05b7c1926ab785bb07932954
  - name: mount
    image: linuxkit/mount:ac8939c4102f97c084d9ddfd445c1908fce6d768
    command: ["/mount.sh", "/var/lib"]
  # create docker dir on mounted drive if it doesn't exist
  - name: mkdir-docker
    image: alpine:3.6
    binds:
        - /var/lib:/host_var_lib
    command: ["sh", "-c", "mkdir -p /host_var_lib/docker"]
  # mount-vpnkit mounts the 9p share used by vpnkit to coordinate port forwarding
  - name: mount-vpnkit
    image: alpine:3.6
    binds:
        - /var/:/host_var:rbind,rshared
    capabilities:
        - CAP_SYS_ADMIN
    rootfsPropagation: shared
    command: ["sh", "-c", "mkdir -p /host_var/vpnkit/port && mount -v -t 9p -o trans=virtio,dfltuid=1001,dfltgid=50,version=9p2000 port /host_var/vpnkit"]
  # move logs to the mounted disk (this is a temporary fix until we can limit the log sizes)
  - name: move-logs
    image: alpine:3.6
    binds:
        - /var:/host_var
    command: ["sh", "-c", "mv -v /host_var/log /host_var/lib && ln -vs /var/lib/log /host_var/log"]
  - name: dhcpcd
    image: linuxkit/dhcpcd:4b7b8bb024cebb1bbb9c8026d44d7cbc8e202c41
    command: ["/sbin/dhcpcd", "--nobackground", "-f", "/dhcpcd.conf", "-1"]
services:
  # Enable acpi to shutdown on power events
  - name: acpid
    image: linuxkit/acpid:1966310cb75e28ffc668863a6577ee991327f918
  # Enable getty for easier debugging
  - name: getty
    image: linuxkit/getty:97c5e2c8ebad23c2ed743366b475b5c15c42f70e
    env:
        - INSECURE=true
  # Run ntpd to keep time synchronised in the VM
  - name: ntpd
    image: linuxkit/openntpd:19370f5d9bec84eb91073b7196b732f1301d9c90
  # VSOCK to unix domain socket forwarding. Forwards guest /var/run/docker.sock
  # to a socket on the host.
  - name: vsudd
    image: linuxkit/vsudd:adad4b6ab7529b6b95339eb0752b0c81a218d185
    binds:
        - /var/run:/var/run
    command: ["/vsudd", "-inport", "2376:unix:/var/run/docker.sock"]
  # vpnkit-forwarder forwards network traffic to/from the host via VSOCK port 62373. 
  # It needs access to the vpnkit 9P coordination share 
  - name: vpnkit-forwarder
    image: linuxkit/vpnkit-forwarder:9c1545e7b093d1210118de7661d7346393ec195b
    binds:
        - /var/vpnkit:/port
    net: host
    command: ["/vpnkit-forwarder", "-vsockPort", "62373"]
  # Monitor for image deletes and invoke a TRIM on the container filesystem
  - name: trim-after-delete
    image: linuxkit/trim-after-delete:2a5fcbe080cd4a45bd75c2ea3856c069475d706d
  # When the host resumes from sleep, force a clock resync
  - name: host-timesync-daemon
    image: linuxkit/host-timesync-daemon:e6c15e6ef75d302c1c22827bac249598fb365a83

trust:
    org:
        - linuxkit