#!/bin/bash -e

. $(dirname $0)/dockerlib.sh

BUILDDIR=$(dirname $0)
ROOTDIR=$(cd $BUILDDIR/..; pwd)

checkdocker

PLATFORM="$1"
[ "$PLATFORM" ] || { echo "Error: platform name must be specified"; exit 1; }
shift # extra params are passed to buildrpm

DFILE="$ROOTDIR/contrib/docker/$PLATFORM"
[ -f "$DFILE" ] || { echo "Error: docker file $DFILE not found"; exit 1; }

CONTAINER="hg-dockerrpm-$PLATFORM"

DBUILDUSER=build
(
cat $DFILE
echo RUN groupadd $DBUILDUSER -g `id -g`
echo RUN useradd $DBUILDUSER -u `id -u` -g $DBUILDUSER
) | $DOCKER build --tag $CONTAINER -

RPMBUILDDIR=$ROOTDIR/packages/$PLATFORM
contrib/buildrpm --rpmbuilddir $RPMBUILDDIR --prepare $*

DSHARED=/mnt/shared
$DOCKER run -u $DBUILDUSER --rm -v $RPMBUILDDIR:$DSHARED $CONTAINER \
    rpmbuild --define "_topdir $DSHARED" -ba $DSHARED/SPECS/mercurial.spec --clean

$DOCKER run -u $DBUILDUSER --rm -v $RPMBUILDDIR:$DSHARED $CONTAINER \
    createrepo $DSHARED

cat << EOF > $RPMBUILDDIR/mercurial.repo
# Place this file in /etc/yum.repos.d/mercurial.repo
[mercurial]
name=Mercurial packages for $PLATFORM
# baseurl=file://$RPMBUILDDIR/
baseurl=http://hg.example.com/build/$PLATFORM/
skip_if_unavailable=True
gpgcheck=0
enabled=1
EOF

echo
echo "Build complete - results can be found in $RPMBUILDDIR"