debian: create a repository from sources

Create a debian repository suitable for inclusion in
/etc/apt/sources.list, for the current distribution and using the git
clone from the current working directory.

It is meant to quickly provide teuthology with the packages to run a
job.

Signed-off-by: Loic Dachary <ldachary@redhat.com>

diff --git a/make-debs.sh b/make-debs.sh
new file mode 100755 (executable)
index 0000000..ecb5109
--- /dev/null
+++ b/make-debs.sh
@@ -0,0 +1,96 @@
+#!/bin/bash
+#
+# Copyright (C) 2015 Red Hat <contact@redhat.com>
+#
+# Author: Loic Dachary <loic@dachary.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Library Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Library Public License for more details.
+#
+set -xe
+
+base=${1:-/tmp/release}
+codename=$(lsb_release -sc)
+releasedir=$base/$(lsb_release -si)/WORKDIR
+rm -fr $releasedir
+mkdir -p $releasedir
+#
+# remove all files not under git so they are not
+# included in the distribution.
+#
+git clean -dxf
+#
+# git describe provides a version that is
+# a) human readable
+# b) is unique for each commit
+# c) compares higher than any previous commit
+# d) contains the short hash of the commit
+#
+vers=$(git describe --match "v*" | sed s/^v//)
+#
+# creating the distribution tarbal requires some configure
+# options (otherwise parts of the source tree will be left out).
+#
+./autogen.sh
+./configure --with-rocksdb --with-ocf --with-rest-bench \
+    --with-nss --with-debug --enable-cephfs-java \
+    --with-lttng --with-babeltrace
+#
+# use distdir= to set the name of the top level directory of the
+# tarbal to match the desired version
+#
+make distdir=ceph-$vers dist
+#
+# rename the tarbal to match debian conventions and extract it
+#
+mv ceph-$vers.tar.gz $releasedir/ceph_$vers.orig.tar.gz
+tar -C $releasedir -zxf $releasedir/ceph_$vers.orig.tar.gz
+#
+# copy the debian directory over and remove -dbg packages
+# because they are large and take time to build
+#
+cp -a debian $releasedir/ceph-$vers/debian
+cd $releasedir
+perl -ni -e 'print if(!(/^Package: .*-dbg$/../^$/))' ceph-$vers/debian/control
+perl -pi -e 's/--dbg-package.*//' ceph-$vers/debian/rules
+#
+# always set the debian version to 1 which is ok because the debian
+# directory is included in the sources and the upstream version will
+# change each time it is modified.
+#
+dvers="$vers-1"
+#
+# update the changelog to match the desired version
+#
+cd ceph-$vers
+chvers=$(head -1 debian/changelog | perl -ne 's/.*\(//; s/\).*//; print')
+if [ "$chvers" != "$dvers" ]; then
+   DEBEMAIL="contact@ceph.com" dch -D $codename --force-distribution -b -v "$dvers" "new version"
+fi
+#
+# create the packages
+# a) with ccache to speed things up when building repeatedly
+# b) do not sign the packages
+# c) use half of the available processors
+#
+PATH=/usr/lib/ccache:$PATH dpkg-buildpackage -j$(($(nproc) / 2)) -uc -us
+cd ../..
+mkdir -p $codename/conf
+cat > $codename/conf/distributions <<EOF
+Codename: $codename
+Suite: stable
+Components: main
+Architectures: i386 amd64 source
+EOF
+reprepro --basedir $(pwd) include $codename WORKDIR/*.changes
+#
+# teuthology needs the version in the version file
+#
+echo $dvers > $codename/version