scripts/build_utils.sh: Add setup_pbuilder function

This is based on the setup_pbuilder file made by Alfredo Deza.

Signed-off-by: Boris Ranto <branto@redhat.com>

diff --git a/scripts/build_utils.sh b/scripts/build_utils.sh
index b2f229a850b159256ab48dfb263e62cbbda7cbb1..984a216e64155bb79f4932d959d1e37b58e50454 100644 (file)
--- a/scripts/build_utils.sh
+++ b/scripts/build_utils.sh
@@ -304,3 +304,90 @@ get_distro_and_target() {
             ;;
     esac
 }
+
+
+setup_pbuilder() {
+    # This function will set the tgz images needed for pbuilder on a given host. It has
+    # some hard-coded values like `/srv/debian-base` because it gets built every
+    # time this file is executed - completely ephemeral.  If a Debian host will use
+    # pbuilder, then it will need this. Since it is not idempotent it makes
+    # everything a bit slower. ## FIXME ##
+
+    basedir="/srv/debian-base"
+
+    # Ensure that the basedir directory exists
+    sudo mkdir -p "$basedir"
+
+    # This used to live in a *file* on /srv/ceph-build as
+    # /srv/ceph-build/update_pbuilder.sh Now it lives here because it doesn't make
+    # sense to have a file that lives in /srv/ that we then concatenate to get its
+    # contents.  what.
+    # By using $DIST we are narrowing down to updating only the distro image we
+    # need, unlike before where we updated everything on every server on every
+    # build.
+
+    os="debian"
+    [ "$DIST" = "precise" ] && os="ubuntu"
+    [ "$DIST" = "saucy" ] && os="ubuntu"
+    [ "$DIST" = "trusty" ] && os="ubuntu"
+    [ "$DIST" = "xenial" ] && os="ubuntu"
+
+    if [ $os = "debian" ]; then
+        mirror="http://www.gtlib.gatech.edu/pub/debian"
+        # this assumes that newer Debian releases are being added to
+        # /etc/apt/trusted.gpg that is also the default location for Ubuntu trusted
+        # keys. The slave should ensure that the needed keys are added accordingly
+        # to this location.
+        debootstrapopts='DEBOOTSTRAPOPTS=( "--keyring" "/etc/apt/trusted.gpg" )'
+        components='COMPONENTS="main contrib"'
+    elif [ "$ARCH" = "arm64" ]; then
+        mirror="http://ports.ubuntu.com/ubuntu-ports"
+        debootstrapopts=""
+        components='COMPONENTS="main universe"'
+    else
+        mirror="http://us.archive.ubuntu.com/ubuntu"
+        debootstrapopts=""
+        components='COMPONENTS="main universe"'
+    fi
+
+    # ensure that the tgz is valid, otherwise remove it so that it can be recreated
+    # again
+    pbuild_tar="$basedir/$DIST.tgz"
+    is_not_tar=`python -c "exec 'try: import tarfile;print int(not int(tarfile.is_tarfile(\"$pbuild_tar\")))\nexcept IOError: print 1'"`
+    file_size_kb=`du -k "$pbuild_tar" | cut -f1`
+
+    if $is_not_tar; then
+        sudo rm -f "$pbuild_tar"
+    fi
+
+    if [ $file_size_kb -lt 1 ]; then
+        sudo rm -f "$pbuild_tar"
+    fi
+
+    # Ordinarily pbuilder only pulls packages from "main".  ceph depends on
+    # packages like python-virtualenv which are in "universe". We have to configure
+    # pbuilder to look in "universe". Otherwise the build would fail with a message similar
+    # to:
+    #    The following packages have unmet dependencies:
+    #      pbuilder-satisfydepends-dummy : Depends: python-virtualenv which is a virtual package.
+    #                                      Depends: xmlstarlet which is a virtual package.
+    #     Unable to resolve dependencies!  Giving up...
+    echo "$components" > ~/.pbuilderrc
+    echo "$debootstrapopts" >> ~/.pbuilderrc
+
+    sudo pbuilder --clean
+
+    if [ -e $basedir/$DIST.tgz ]; then
+        echo updating $DIST base.tgz
+        sudo pbuilder update \
+        --basetgz $basedir/$DIST.tgz \
+        --distribution $DIST \
+        --mirror "$mirror"
+    else
+        echo building $DIST base.tgz
+        sudo pbuilder create \
+        --basetgz $basedir/$DIST.tgz \
+        --distribution $DIST \
+        --mirror "$mirror"
+    fi
+}