#!/usr/bin/env bash
apt-get install -y cowbuilder dh-golang ccache

DIST=ascii
DIST=$(lsb_release --short --codename)
ARCH=$(dpkg --print-architecture)
echo "DIST: " "${DIST}"
echo "ARCH: " "${ARCH}"
DEP_DIR=/srv/pbuilder/deps
HOOK_DIR=/srv/pbuilder/hook.d

mkdir -p ${DEP_DIR}
mkdir -p ${HOOK_DIR}

# Should probably use a containerized reprepro FIXME
cat > /etc/pbuilderrc << 'EOF'
set -x
# this is your configuration file for pbuilder.
# the file in /usr/share/pbuilder/pbuilderrc is the default template.
# /etc/pbuilderrc is the one meant for overwriting defaults in
# the default template
#
# read pbuilderrc.5 document for notes on specific options.

# Codenames for Debian suites according to their alias. Update these when
# needed.
UNSTABLE_CODENAME="sid"
TESTING_CODENAME="buster"
STABLE_CODENAME="stretch"
STABLE_BACKPORTS_SUITE="$STABLE_CODENAME-backports"

UNSTABLE_DEVUAN="ceres"
TESTING_DEVUAN="beowulf"
STABLE_DEVUAN="ascii"
OLDSTABLE_DEVUAN="jessie"

OLDSTABLE_BACKPORTS_DEVUAN="$OLDSTABLE_DEVUAN-backports"
OLDSTABLE_PROPOSED_BACKPORTS_DEVUAN="$OLDSTABLE_DEVUAN-proposed-backports"
OLDSTABLE_PROPOSED_SECURITY_DEVUAN="$OLDSTABLE_DEVUAN-propsed-security"
OLDSTABLE_PROPOSED_UPDATES_DEVUAN="$OLDSTABLE_DEVUAN-proposed-updates"
OLDSTABLE_PROPOSED_DEVUAN="$OLDSTABLE_DEVUAN-proposed"
OLDSTABLE_SECURITY_DEVUAN="$OLDSTABLE_DEVUAN-security"
OLDSTABLE_UPDATES_DEVUAN="$OLDSTABLE_DEVUAN-updates"

STABLE_BACKPORTS_DEVUAN="$STABLE_DEVUAN-backports"
STABLE_PROPOSED_BACKPORTS_DEVUAN="$STABLE_DEVUAN-proposed-backports"
STABLE_PROPOSED_SECURITY_DEVUAN="$STABLE_DEVUAN-propsed-security"
STABLE_PROPOSED_UPDATES_DEVUAN="$STABLE_DEVUAN-proposed-updates"
STABLE_PROPOSED_DEVUAN="$STABLE_DEVUAN-proposed"
STABLE_SECURITY_DEVUAN="$STABLE_DEVUAN-security"
STABLE_UPDATES_DEVUAN="$STABLE_DEVUAN-updates"

TESTING_PROPOSED_SECURITY_DEVUAN="$TESTING_DEVUAN-propsed-security"
TESTING_PROPOSED_UPDATES_DEVUAN="$TESTING_DEVUAN-proposed-updates"
TESTING_PROPOSED_DEVUAN="$TESTING_DEVUAN-proposed"
TESTING_SECURITY_DEVUAN="$TESTING_DEVUAN-security"
TESTING_UPDATES_DEVUAN="$TESTING_DEVUAN-updates"

# List of Devuan suites.

DEVUAN_SUITES=(
$UNSTABLE_DEVUAN
$TESTING_DEVUAN
$STABLE_DEVUAN

$OLDSTABLE_BACKPORTS_DEVUAN
$OLDSTABLE_PROPOSED_BACKPORTS_DEVUAN
$OLDSTABLE_PROPOSED_SECURITY_DEVUAN
$OLDSTABLE_PROPOSED_UPDATES_DEVUAN
$OLDSTABLE_PROPOSED_DEVUAN
$OLDSTABLE_SECURITY_DEVUAN
$OLDSTABLE_UPDATES_DEVUAN

$STABLE_BACKPORTS_DEVUAN
$STABLE_PROPOSED_BACKPORTS_DEVUAN
$STABLE_PROPOSED_SECURITY_DEVUAN
$STABLE_PROPOSED_UPDATES_DEVUAN
$STABLE_PROPOSED_DEVUAN
$STABLE_SECURITY_DEVUAN
$STABLE_UPDATES_DEVUAN

$TESTING_PROPOSED_SECURITY_DEVUAN
$TESTING_PROPOSED_UPDATES_DEVUAN
$TESTING_PROPOSED_DEVUAN
$TESTING_SECURITY_DEVUAN
$TESTING_UPDATES_DEVUAN
    "experimental" "unstable" "testing" "stable")

# List of Debian suites.
DEBIAN_SUITES=($UNSTABLE_CODENAME $TESTING_CODENAME $STABLE_CODENAME $STABLE_BACKPORTS_SUITE
    "experimental" "unstable" "testing" "stable")

# List of Ubuntu suites. Update these when needed.
UBUNTU_SUITES=("xenial" "wily" "vivid" "utopic" "trusty")

# Mirrors to use. Update these to your preferred mirror.
DEBIAN_MIRROR="deb.debian.org"
UBUNTU_MIRROR="mirrors.kernel.org"
DEVUAN_MIRROR="pkgmaster.devuan.org"

# Optionally set a default distribution if none is used. Note that you can set
# your own default (i.e. ${DIST:="unstable"}).
#: ${DIST:="$(lsb_release --short --codename)"}
DIST="$(lsb_release --short --codename)"

# Optionally set the architecture to the host architecture if none set. Note
# that you can set your own default (i.e. ${ARCH:="i386"}).
#: ${ARCH:="$(dpkg --print-architecture)"}
ARCH="$(dpkg --print-architecture)"

echo "DIST: " "$DIST"
echo "ARCH: " "$ARCH"

NAME="$DIST"
if [ -n "${ARCH}" ]; then
    NAME="$NAME-$ARCH"
    DEBOOTSTRAPOPTS=("--arch" "$ARCH" "${DEBOOTSTRAPOPTS[@]}")
fi

BASETGZ="/var/cache/pbuilder/$NAME-base.tgz"
DISTRIBUTION="$DIST"
BUILDRESULT="/var/cache/pbuilder/$NAME/result/"
APTCACHE="/var/cache/pbuilder/$NAME/aptcache/"
BUILDPLACE="/var/cache/pbuilder/build/"
PBUILDERSATISFYDEPENDSCMD="/usr/lib/pbuilder/pbuilder-satisfydepends-gdebi"
CCACHEDIR=/var/cache/pbuilder/ccache

echo "DIST: " "$DIST"
echo "ARCH: " "$ARCH"

if $(echo ${DEVUAN_SUITES[@]} | grep -q $DIST); then
    # Devuan configuration
    MIRRORSITE="http://${DEVUAN_MIRROR}/merged/"
    COMPONENTS="main contrib non-free"

elif $(echo ${DEBIAN_SUITES[@]} | grep -q $DIST); then
    # Debian configuration
    MIRRORSITE="http://$DEBIAN_MIRROR/debian/"
    COMPONENTS="main contrib non-free"
    if $(echo "$STABLE_CODENAME stable" | grep -q $DIST); then
        OTHERMIRROR="$OTHERMIRROR | deb $MIRRORSITE $STABLE_BACKPORTS_SUITE $COMPONENTS"
    fi

elif $(echo ${UBUNTU_SUITES[@]} | grep -q $DIST); then
    # Ubuntu configuration
    MIRRORSITE="http://$UBUNTU_MIRROR/ubuntu/"
    COMPONENTS="main restricted universe multiverse"
else
    echo "Unknown distribution: $DIST"
    exit 1
fi

OTHERMIRROR="deb [trusted=yes] file:///srv/pbuilder/deps ./"
BINDMOUNTS=/srv/pbuilder/deps
HOOKDIR=/srv/pbuilder/hook.d
EXTRAPACKAGES="apt-utils"
EOF

# Update local dep sources
# FIXME We add a sources list for the local dep files here because sometimes the one 
# specified in $OTHERMIRROR above does not appear soon enough to allow a successful 
# package build. This leads to a "source listed twice"" warning.
cat > ${HOOK_DIR}/D05deps << 'EOF'
#!/bin/bash
echo "deb [trusted=yes] file:///srv/pbuilder/deps ./" > /etc/apt/sources.list.d/local.list
(cd /srv/pbuilder/deps; apt-ftparchive packages . > Packages)
apt-get update
EOF

chmod +x ${HOOK_DIR}/D05deps

# The debs created by pbuild are generated here so include them as well.
cat > ${HOOK_DIR}/D06deps << 'EOF'
LOCAL_REPO="/var/cache/pbuilder/result"

#!/bin/bash
echo "deb [trusted=yes] file://${LOCAL_REPO} ./" > /etc/apt/sources.list.d/pbuild-local.list
(cd ${LOCAL_REPO}; apt-ftparchive packages . > Packages)
apt-get update
EOF

chmod +x ${HOOK_DIR}/D06deps

#Update cow image on changes above
#DIST=${DIST} ARCH=${ARCH} git-pbuilder create --override-config --mirror http://pkgmaster.devuan.org
DIST=${DIST} ARCH=${ARCH} git-pbuilder create