Add install-distro-packages.sh job script

This script will be used in coming jobs to install system
dependencies with bindep. The logic is taken from the content of the
install-distro-packages builder macro which it will subsequently
replace.

Change-Id: Iae56d343bb2a084d889aee47d97fcb2731786791

jenkins/scripts/install-distro-packages.sh

@@ -0,0 +1,25 @@
+#!/bin/bash -xe
+
+# figure out which bindep list to use
+if [ -e other-requirements.txt ] ; then
+    # project has its own bindep list
+    export DISTRO_PACKAGES=other-requirements.txt
+elif [ "$ZUUL_PROJECT" == "openstack-infra/project-config" ] ; then
+    # test changes to the included fallback list in project-config jobs
+    export DISTRO_PACKAGES=jenkins/data/bindep-fallback.txt
+else
+    # use the bindep fallback list preinstalled on the worker
+    export DISTRO_PACKAGES=/usr/local/jenkins/common_data/bindep-fallback.txt
+fi
+
+# install all requested packages from the appropriate bindep list
+if apt-get -v >/dev/null ; then
+    sudo apt-get update
+    sudo PATH=/usr/sbin:/sbin:$PATH DEBIAN_FRONTEND=noninteractive \
+        apt-get --option "Dpkg::Options::=--force-confold" \
+        --assume-yes install \
+        `/usr/bindep-env/bin/bindep -b -f $DISTRO_PACKAGES || true`
+else
+    sudo PATH=/usr/sbin:/sbin:$PATH yum install -y \
+        `/usr/bindep-env/bin/bindep -b -f $DISTRO_PACKAGES || true`
+fi