Merge pull request #1 from hypriot/add-create-debian-package

Add creating of debian package

Dockerfile

@@ -8,6 +8,7 @@ RUN apt-get update && apt-get install -y \
     btrfs-tools \
     libsqlite3-dev \
     libdevmapper-dev \
+    fakeroot \
     python-pip \
     --no-install-recommends && \
     rm -rf /var/lib/apt/lists/*
@@ -21,8 +22,11 @@ RUN \
     cd /src && \
     git clone https://github.com/docker/docker.git
 
-# Patch Docker for ARM 32bit
+# Add Docker specific files
 ADD files/version.h /usr/include/btrfs/version.h
 
+# Debian package template
+ADD pkg-debian /pkg-debian
+
 # Builder script
 COPY builder.sh /

README.md

@@ -20,5 +20,5 @@ docker build -t hypriot/rpi-docker-builder .
 `./builder.sh`
 ```bash
 #!/bin/sh -x
-docker run --rm=true --env-file=.env hypriot/rpi-docker-builder /builder.sh 1.5.0
+docker run --rm=true --env-file=.env -v $(pwd)/builder.sh:/builder.sh -v $(pwd)/pkg-debian:/pkg-debian hypriot/rpi-docker-builder /builder.sh 1.5.0 -7
 ```

builder.sh

@@ -3,19 +3,71 @@ set -e
 
 # set env var
 DOCKER_VERSION=$1
-ARCH_VERSION=armv6hf
-TAR_FILE=docker-$DOCKER_VERSION-linux-$ARCH_VERSION.tar.gz
-DEB_FILE=docker-$DOCKER_VERSION-linux-$ARCH_VERSION.deb
+BUILD_REVISION=$2
 
-# compile Docker
+# debian package versions
+PACKAGE_NAME=docker-hypriot
+PACKAGE_VERSION=$DOCKER_VERSION
+PACKAGE_REVISION=$BUILD_REVISION
+PACKAGE_ARCH=armhf
+PACKAGE_ROOT=/pkg-debian
+DEB_FILE=${PACKAGE_NAME}_${PACKAGE_VERSION}${PACKAGE_REVISION}_${PACKAGE_ARCH}.deb
+TAR_FILE=${PACKAGE_NAME}-${DOCKER_VERSION}-${PACKAGE_REVISION}-${PACKAGE_ARCH}.tar.gz
+
+# compile Docker from source
 cd /src/docker
 git checkout v$DOCKER_VERSION
 export AUTO_GOPATH=1
 GOARM=6 ./hack/make.sh dynbinary
 
-# Create Debian package
-cd /
-tar czf $TAR_FILE -C /src/docker/bundles/$DOCKER_VERSION/dynbinary/ .
+# create tarball with Docker binaries
+tar czf /$TAR_FILE -C /src/docker/bundles/$DOCKER_VERSION/dynbinary/ .
+
+# create debian package
+# --copy docker files
+mkdir -p $PACKAGE_ROOT/etc/default/
+cp /src/docker/contrib/init/sysvinit-debian/docker.default $PACKAGE_ROOT/etc/default/docker
+mkdir -p $PACKAGE_ROOT/etc/init.d/
+cp /src/docker/contrib/init/sysvinit-debian/docker $PACKAGE_ROOT/etc/init.d/docker
+mkdir -p $PACKAGE_ROOT/lib/systemd/system/
+cp /src/docker/contrib/init/systemd/docker.service $PACKAGE_ROOT/lib/systemd/system/
+cp /src/docker/contrib/init/systemd/docker.socket $PACKAGE_ROOT/lib/systemd/system/
+mkdir -p $PACKAGE_ROOT/usr/bin/
+cp /src/docker/bundles/$DOCKER_VERSION/dynbinary/docker-$DOCKER_VERSION $PACKAGE_ROOT/usr/bin/docker
+mkdir -p $PACKAGE_ROOT/usr/lib/docker/
+cp /src/docker/bundles/$DOCKER_VERSION/dynbinary/dockerinit-$DOCKER_VERSION $PACKAGE_ROOT/usr/lib/docker/dockerinit
+
+# --enable overlayfs by default
+sed -i '/#DOCKER_OPTS/a \
+DOCKER_OPTS="--storage-driver=overlay -D"' $PACKAGE_ROOT/etc/default/docker
+
+# --get the total size of all package files
+filesize=`du -sk /pkg-debian/ | cut -f1`
+echo "Package size (uncompressed): $filesize kByte"
+
+# --create control file
+cat << EOF > /pkg-debian/DEBIAN/control
+Package: $PACKAGE_NAME
+Version: $PACKAGE_VERSION$PACKAGE_REVISION
+Architecture: $PACKAGE_ARCH
+Maintainer: Dieter Reuter <dieter@hypriot.com>
+Installed-Size: $filesize
+Depends: adduser, iptables
+Conflicts: docker.io
+Replaces: docker.io
+Recommends: ca-certificates, cgroupfs-mount | cgroup-lite, git, xz-utils
+Section: admin
+Priority: optional
+Homepage: https://github.com/docker/docker
+Description: Docker for ARM devices, compiled and packaged by http://blog.hypriot.com
+EOF
+
+# --regenerate MD5 checksums for all files
+(cd /pkg-debian; find . -type f ! -regex '.*.hg.*' ! -regex '.*?debian-binary.*' ! -regex '.*?DEBIAN.*' -printf '%P ' | xargs md5sum > DEBIAN/md5sums)
+
+# --use fakeroot to set owner/group to 0/0 (root/root)
+fakeroot dpkg -b /pkg-debian/ /$DEB_FILE
 
 # Upload to S3 (using AWS CLI)
-aws s3 cp $TAR_FILE s3://$AWS_BUCKET_NAME/docker/v$DOCKER_VERSION/
+aws s3 cp /$TAR_FILE s3://$AWS_BUCKET_NAME/docker/bin/
+aws s3 cp /$DEB_FILE s3://$AWS_BUCKET_NAME/docker/deb/

pkg-debian/DEBIAN/conffiles

@@ -0,0 +1 @@
+etc/default/docker

pkg-debian/DEBIAN/postinst

@@ -0,0 +1,23 @@
+#!/bin/sh
+set -e
+
+case "$1" in
+	configure)
+		if [ -z "$2" ]; then
+			if ! getent group docker > /dev/null 2>&1; then
+				addgroup --system --quiet docker
+			fi
+		fi
+		;;
+	abort-*)
+		# How'd we get here??
+		exit 1
+		;;
+	*)
+		;;
+esac
+
+if [ -x "/etc/init.d/docker" ]; then
+	update-rc.d docker defaults >/dev/null
+	invoke-rc.d docker start || exit $?
+fi

pkg-debian/DEBIAN/postrm

@@ -0,0 +1,5 @@
+#!/bin/sh
+set -e
+if [ "$1" = "purge" ] ; then
+	update-rc.d docker remove >/dev/null
+fi

pkg-debian/DEBIAN/preinst

@@ -0,0 +1,5 @@
+#!/bin/sh
+set -e
+if [ -x "/etc/init.d/docker" ]; then
+	invoke-rc.d docker stop >/dev/null 2>&1 || exit 0
+fi

pkg-debian/DEBIAN/prerm

@@ -0,0 +1,5 @@
+#!/bin/sh
+set -e
+if [ -x "/etc/init.d/docker" ]; then
+	invoke-rc.d docker stop || exit $?
+fi

pkg-debian/debian-binary

@@ -0,0 +1 @@
+2.0

run-builder.sh

@@ -1,2 +1,2 @@
 #!/bin/sh -x
-docker run --rm=true --env-file=.env hypriot/rpi-docker-builder /builder.sh 1.5.0
+docker run --rm=true --env-file=.env -v $(pwd)/builder.sh:/builder.sh -v $(pwd)/pkg-debian:/pkg-debian hypriot/rpi-docker-builder /builder.sh 1.5.0 -7