#!/bin/sh

# Slackware build script for docker

# Copyright 2014-2015 Vincent Batts <vbatts@hashbangbash.com>
# Copyright 2017 Audrius Kažukauskas <audrius@neutrino.lt>
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

PRGNAM=docker
VERSION=${VERSION:-17.06.2}
GITHASH=${GITHASH:-cec0b72}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

SRCNAM=$PRGNAM-ce
SRCVER=$VERSION-ce

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $SRCNAM-$SRCVER
tar xvf $CWD/$SRCNAM-$SRCVER.tar.gz
cd $SRCNAM-$SRCVER
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

mkdir -p build/src/github.com/docker
( cd build/src/github.com/docker
  ln -s $TMP/$SRCNAM-$SRCVER/components/engine docker
  ln -s $TMP/$SRCNAM-$SRCVER/components/cli cli
)

# Build daemon.
cd components/engine
DOCKER_GITCOMMIT=$GITHASH \
DOCKER_BUILDTAGS="seccomp" \
GOPATH=$TMP/$SRCNAM-$SRCVER/build \
./hack/make.sh dynbinary

install -D -m 0755 bundles/$SRCVER/dynbinary-daemon/dockerd-$SRCVER \
  $PKG/usr/bin/dockerd
cd ../..

# Build CLI.
cd components/cli
GITCOMMIT=$GITHASH \
VERSION=$(cat VERSION) \
GOPATH=$TMP/$SRCNAM-$SRCVER/build \
make dynbinary

install -D -m 0755 build/docker-linux-amd64 $PKG/usr/bin/docker
cd ../..

# Integrate required components.
ln -s runc $PKG/usr/bin/docker-runc
ln -s containerd $PKG/usr/bin/docker-containerd
ln -s containerd-shim $PKG/usr/bin/docker-containerd-shim
ln -s ctr $PKG/usr/bin/docker-containerd-ctr
ln -s tini-static $PKG/usr/bin/docker-init

# Completion.
( cd components/cli/contrib/completion
  install -D -m 0644 bash/docker $PKG/usr/share/bash-completion/completions/docker
  install -D -m 0644 zsh/_docker $PKG/usr/share/zsh/site-functions/_docker
  install -D -m 0644 fish/docker.fish $PKG/usr/share/fish/vendor_completions.d/docker.fish
)

install -D -m 0644 $CWD/config/docker.default $PKG/etc/default/docker.new
install -D -m 0644 $CWD/config/docker.logrotate $PKG/etc/logrotate.d/docker.new
install -D -m 0644 $CWD/config/rc.docker $PKG/etc/rc.d/rc.docker.new

# Install udev rules.
install -D -m 0644 components/engine/contrib/udev/80-docker.rules \
  $PKG/lib/udev/rules.d/80-docker.rules

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a \
  CHANGELOG.md components/engine/LICENSE components/engine/NOTICE README.md \
  $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}