Remove LCOW

It is now under https://github.com/linuxkit/lcow

Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>

blueprints/README.md

@@ -45,12 +45,5 @@ CONTAINER ID        IMAGE               COMMAND             CREATED
 
 ### Linux Containers On Windows (LCOW)
 
-The [LCOW](./lcow.yml) file contains the blueprint for building a
+The LCOW blueprint has moved to [its own
-minimal Linux kernel and initrd for Linux Containers on
+repository](https://github.com/linuxkit/lcow).
-Windows. Invoke it with `moby build lcow.yml` and you get a
-`lcow-kernel` and `lcow-initrd.img`. Rename `lcow-kernel` to
-`bootx64.efi` and `lcow-initrd.img` to `initrd.img` and then
-follow
-[these instructions](https://github.com/moby/moby/issues/33850). The
-process for creating the image is
-documented [here](https://github.com/Microsoft/opengcs).

blueprints/lcow.yml

@@ -1,14 +0,0 @@
-kernel:
-  # XXX Use the content hash as there are several 4.12.14 images on hub
-  image: linuxkit/kernel:4.12.14-c4d19a4de21def5a5134a6f70ef7212c31104bf1
-  cmdline: "console=ttyS0"
-  tar: none
-init:
-  - linuxkit/init-lcow:f18287f91bf996fd931c3b59b538048653cd4f5f
-  - linuxkit/runc:1b0741d07949c0acc444cd6a04ee7f833443579d
-files:
-  - path: etc/linuxkit.yml
-    metadata: yaml
-trust:
-  org:
-    - linuxkit

pkg/init-lcow/Dockerfile

@@ -1,32 +0,0 @@
-FROM linuxkit/alpine:7d79062909882186e881aad263668d66e6df2a28 AS mirror
-RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
-RUN apk add --no-cache --initdb -p /out \
-    alpine-baselayout \
-    busybox \
-    e2fsprogs \
-    musl
-RUN rm -rf /out/etc/apk /out/lib/apk /out/var/cache
-
-FROM linuxkit/alpine:7d79062909882186e881aad263668d66e6df2a28 AS build
-ENV OPENGCS_REPO=https://github.com/Microsoft/opengcs
-ENV OPENGCS_COMMIT=2a3a94cca366171f159399ffbd1333058e1cef53
-RUN apk add --no-cache build-base curl git go musl-dev
-ENV GOPATH=/go PATH=$PATH:/go/bin
-RUN git clone $OPENGCS_REPO /go/src/github.com/Microsoft/opengcs && \
-    cd /go/src/github.com/Microsoft/opengcs && \
-    git checkout $OPENGCS_COMMIT && \
-    cd service && \
-    make
-RUN mkdir /out && \
-    cp -r /go/src/github.com/Microsoft/opengcs/service/bin /out/bin && \
-    mkdir /out/sbin && \
-    curl -fSL "https://raw.githubusercontent.com/mirror/busybox/38d966943f5288bb1f2e7219f50a92753c730b14/examples/udhcp/simple.script" -o /out/sbin/udhcpc_config.script && \
-    chmod ugo+rx /out/sbin/udhcpc_config.script
-
-FROM scratch
-ENTRYPOINT []
-CMD []
-WORKDIR /
-COPY --from=mirror /out/ /
-COPY --from=build /out/ /
-COPY init /

pkg/init-lcow/build.yml

@@ -1,4 +0,0 @@
-image: init-lcow
-network: true
-arches:
-  - amd64

pkg/init-lcow/init

@@ -1,63 +0,0 @@
-#!/bin/sh
-
-export PATH=/sbin:/bin/:/usr/sbin/:/usr/bin/:/usr/local/sbin:/usr/local/bin
-
-# Set up mounts
-mount -n -t proc proc /proc -o nodev,nosuid,noexec,relatime
-
-mount -n -t tmpfs tmpfs /run -o nodev,nosuid,noexec,relatime,size=10%,mode=755
-mount -n -t tmpfs tmpfs /tmp -o nodev,nosuid,noexec,relatime,size=10%,mode=1777
-
-# mount devfs
-mount -n -t devtmpfs dev /dev -o nosuid,noexec,relatime,size=10m,nr_inodes=248418,mode=755
-# devices
-[ -c /dev/console ] || mknod -m 600 /dev/console c 5 1
-[ -c /dev/tty1 ] || mknod -m 620 /dev/tty1 c 4 1
-[ -c /dev/tty ] || mknod -m 666 /dev/tty c 5 0
-
-[ -c /dev/null ] || mknod -m 666 /dev/null c 1 3
-[ -c /dev/kmsg ] || mknod -m 660 /dev/kmsg c 1 11
-
-# extra symbolic links not provided by default
-[ -e /dev/fd ] || ln -snf /proc/self/fd /dev/fd
-[ -e /dev/stdin ] || ln -snf /proc/self/fd/0 /dev/stdin
-[ -e /dev/stdout ] || ln -snf /proc/self/fd/1 /dev/stdout
-[ -e /dev/stderr ] || ln -snf /proc/self/fd/2 /dev/stderr
-[ -e /proc/kcore ] && ln -snf /proc/kcore /dev/core
-
-# devfs filesystems
-mkdir -p -m 1777 /dev/mqueue
-mkdir -p -m 1777 /dev/shm
-mkdir -p -m 0755 /dev/pts
-mount -n -t mqueue -o noexec,nosuid,nodev mqueue /dev/mqueue
-mount -n -t tmpfs -o noexec,nosuid,nodev,mode=1777 shm /dev/shm
-mount -n -t devpts -o noexec,nosuid,gid=5,mode=0620 devpts /dev/pts
-
-# mount sysfs
-sysfs_opts=nodev,noexec,nosuid
-mount -n -t sysfs -o ${sysfs_opts} sysfs /sys
-[ -d /sys/kernel/security ] && mount -n -t securityfs -o ${sysfs_opts} securityfs /sys/kernel/security
-[ -d /sys/kernel/debug ] && mount -n -t debugfs -o ${sysfs_opts} debugfs /sys/kernel/debug
-[ -d /sys/kernel/config ] && mount -n -t configfs -o ${sysfs_opts} configfs /sys/kernel/config
-[ -d /sys/fs/fuse/connections ] && mount -n -t fusectl -o ${sysfs_opts} fusectl /sys/fs/fuse/connections
-[ -d /sys/fs/selinux ] && mount -n -t selinuxfs -o nosuid,noexec selinuxfs /sys/fs/selinux
-[ -d /sys/fs/pstore ] && mount -n -t pstore pstore -o ${sysfs_opts} /sys/fs/pstore
-[ -d /sys/firmware/efi/efivars ] && mount -n -t efivarfs -o ro,${sysfs_opts} efivarfs /sys/firmware/efi/efivars
-
-# mount cgroups
-mount -n -t tmpfs -o nodev,noexec,nosuid,mode=755,size=10m cgroup_root /sys/fs/cgroup
-
-while read name hier groups enabled rest
-do
-        case "${enabled}" in
-        1)      mkdir -p /sys/fs/cgroup/${name}
-                mount -n -t cgroup -o ${sysfs_opts},${name} ${name} /sys/fs/cgroup/${name}
-        ;;
-        esac
-done < /proc/cgroups
-
-# Run gcs in the background
-/bin/gcs  -loglevel=debug -logfile=/tmp/gcs.log &
-
-# Start shell so we can have access for debug
-sh

pkg/init-lcow/simple.script

@@ -1,58 +0,0 @@
-#!/bin/sh
-# udhcpc script edited by Tim Riker <Tim@Rikers.org>
-
-RESOLV_CONF="/etc/resolv.conf"
-
-[ -n "$1" ] || { echo "Error: should be called from udhcpc"; exit 1; }
-
-NETMASK=""
-[ -n "$subnet" ] && NETMASK="netmask $subnet"
-BROADCAST="broadcast +"
-[ -n "$broadcast" ] && BROADCAST="broadcast $broadcast"
-
-case "$1" in
-	deconfig)
-		echo "Setting IP address 0.0.0.0 on $interface"
-		ifconfig $interface 0.0.0.0
-		;;
-
-	renew|bound)
-		echo "Setting IP address $ip on $interface"
-		ifconfig $interface $ip $NETMASK $BROADCAST
-
-		if [ -n "$router" ] ; then
-			echo "Deleting routers"
-			while route del default gw 0.0.0.0 dev $interface ; do
-				:
-			done
-
-			metric=0
-			for i in $router ; do
-				echo "Adding router $i"
-				if [ "$subnet" = "255.255.255.255" ]; then
-	# special case for /32 subnets:
-	# /32 instructs kernel to always use routing for all outgoing packets
-	# (they can never be sent to local subnet - there is no local subnet for /32).
-	# Used in datacenters, avoids the need for private ip-addresses between two hops.
-					ip route add $i dev $interface
-				fi
-				route add default gw $i dev $interface metric $((metric++))
-			done
-		fi
-
-		echo "Recreating $RESOLV_CONF"
-		# If the file is a symlink somewhere (like /etc/resolv.conf
-		# pointing to /run/resolv.conf), make sure things work.
-		realconf=$(readlink -f "$RESOLV_CONF" 2>/dev/null || echo "$RESOLV_CONF")
-		tmpfile="$realconf-$$"
-		> "$tmpfile"
-		[ -n "$domain" ] && echo "search $domain" >> "$tmpfile"
-		for i in $dns ; do
-			echo " Adding DNS server $i"
-			echo "nameserver $i" >> "$tmpfile"
-		done
-		mv "$tmpfile" "$realconf"
-		;;
-esac
-
-exit 0

test/cases/000_build/200_blueprints/020_lcow/test.sh

@@ -1,26 +0,0 @@
-#!/bin/sh
-# SUMMARY: Test the build of LCOW blueprint
-# LABELS:
-
-set -e
-
-# Source libraries. Uncomment if needed/defined
-#. "${RT_LIB}"
-. "${RT_PROJECT_ROOT}/_lib/lib.sh"
-
-NAME=lcow
-
-clean_up() {
-	rm -f ${NAME}-*
-}
-
-trap clean_up EXIT
-
-# Test code goes here
-moby build -format kernel+initrd -name "${NAME}" "${LINUXKIT_BLUEPRINTS_DIR}/lcow.yml" 
-[ -f "${NAME}-kernel" ] || exit 1
-[ -f "${NAME}-initrd.img" ] || exit 1
-[ -f "${NAME}-cmdline" ] || exit 1
-
-exit 0
-