# This is a blueprint for building the open source components of Docker for Mac
kernel:
  image: linuxkit/kernel:4.9.43
  cmdline: "console=ttyS0 page_poison=1"
init:
  - linuxkit/vpnkit-expose-port:fa4ab4ac78b83fe392e39b861b4114c3bb02d170 # install vpnkit-expose-port and vpnkit-iptables-wrapper on host
  - linuxkit/init:c7d651da1a5e308c757bc61ce6a41804ea843426
  - linuxkit/runc:838259153885c0c40460379d6cdb7baebaf3fa36
  - linuxkit/containerd:09a21d6606a4011efebacff62a88b956ecac01be
onboot:
  # support metadata for optional config in /var/config
  - name: metadata
    image: linuxkit/metadata:cec86f3e1c260c9eafefa80c262fceb40c182ddf
  - name: sysctl
    image: linuxkit/sysctl:154913b72c6f1f33eb408609fca9963628e8c051
  - name: sysfs
    image: linuxkit/sysfs:3ae01a25583ee37a5ff8b09a0e569cb4bd8cf2e9
  - name: binfmt
    image: linuxkit/binfmt:472eeba777d056c5f98fe074aa0f581c67ccc7ff
  # Format and mount the disk image in /var/lib/docker
  - name: format
    image: linuxkit/format:158d992b7bf7ab984100c697d7e72161ea7d7382
  - name: mount
    image: linuxkit/mount:4fe245efb01384e42622c36302e13e386bbaeb08
    command: ["/usr/bin/mountie", "/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:f3f5413abb78fae9020e35bd4788fa93df4530b7
    command: ["/sbin/dhcpcd", "--nobackground", "-f", "/dhcpcd.conf", "-1"]
services:
  # Enable acpi to shutdown on power events
  - name: acpid
    image: linuxkit/acpid:79e5c20de96e1633c9c40935b99dde45aefba37b
  # Enable getty for easier debugging
  - name: getty
    image: linuxkit/getty:797cb79e0a229fcd16ebf44a0da74bcec03968ec
    env:
        - INSECURE=true
  # Run ntpd to keep time synchronised in the VM
  - name: ntpd
    image: linuxkit/openntpd:0d7befc79842849d0b88d6c3b64200e340d7cf67
  # VSOCK to unix domain socket forwarding. Forwards guest /var/run/docker.sock
  # to a socket on the host.
  - name: vsudd
    image: linuxkit/vsudd:d40f65855dfc4fe4740ba5fb5d3282cbc2131715
    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:42d80758e3b6a9f58cdfd25e53c775eebe951669
    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:8e7aea3dc87bbb72cf56e62d8b8861ff93946480
  # When the host resumes from sleep, force a clock resync
  - name: host-timesync-daemon
    image: linuxkit/host-timesync-daemon:625a906f2c3d9a3a2b8c856f062bc6c0d6b526bd

trust:
    org:
        - linuxkit