diskimage-builder/elements/yum/bin/install-packages
Ian Wienand f112b6f690 Add YUM variable to for Fedora >= 22
Add a YUM variable that defaults to dnf for Fedora 22 and greater.  At
this stage the yum element can do double-duty with dnf -- it's mostly
the same.  If we find it starts getting too unwieldy we can separate
this later.

Modify the install-packages for yum to use this variable when set, but
default back to "yum" to retain the status-quo.

Change-Id: Ibff71465b392d9f66b6f93955ff9223575d6165c
2015-06-24 09:20:45 +10:00

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#!/bin/bash
# Copyright 2012 Hewlett-Packard Development Company, L.P.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
if [ ${DIB_DEBUG_TRACE:-0} -gt 0 ]; then
set -x
fi
set -eu
set -o pipefail
EXTRA_ARGS=
ACTION=install
MAP_ELEMENT=
# allow override for dnf, as shipped by default with >=F22
YUM=${YUM:-yum}
SCRIPTNAME=$(basename $0)
function show_options () {
echo "Usage: $SCRIPTNAME [package ...]"
echo
echo "Options:"
echo " -u -- update all packages"
echo " -d -- download the packages only"
echo " -e -- erase/remove packages"
echo " -m -- use custom element package map (Example: -m nova)"
exit 0
}
TEMP=$(getopt -o hudem: -n $SCRIPTNAME -- "$@")
if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi
eval set -- "$TEMP"
while true ; do
case "$1" in
-u) ${YUM} -y update; exit 0;;
-d) EXTRA_ARGS="--downloadonly"; shift;;
-e) ACTION="erase"; shift;;
-m) MAP_ELEMENT=$2; shift 2;;
-h) show_options;;
--) shift; break ;;
*) echo "Error: unsupported option $1."; exit 1;;
esac
done
# Packages that aren't available in the distro but requested for installation
# can be ignored by adding them to the exclude list
BLACKLIST=$(cat /tmp/yum-blacklist 2>/dev/null || echo "")
WHITELIST=""
for i in "$@"
do
PKG_NAME=$i
if [ -n "$MAP_ELEMENT" ]; then
if ! PKG_NAME=$(pkg-map --element $MAP_ELEMENT $i); then
echo "bin/pkg-map error. $PKG_NAME"
exit 1
fi
fi
if [[ ! ${BLACKLIST[*]} =~ $PKG_NAME ]]; then
WHITELIST="$WHITELIST $i"
else
echo "The package $i is not available and will not be installed"
fi
done
if [ -n "$WHITELIST" ]; then
if [ -f /etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release ]; then
rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release
fi
if [ -n "$MAP_ELEMENT" ]; then
if ! PKGS=$(pkg-map --element $MAP_ELEMENT $WHITELIST); then
echo "bin/pkg-map error. $PKGS"
exit 1
fi
else
PKGS=$(map-packages $WHITELIST)
fi
if [ -z "${PKGS}" ]; then
echo "Not running install-packages $ACTION with empty packages list"
else
echo "Running install-packages ${ACTION}. Package list: $PKGS"
${YUM} -v -y $ACTION $EXTRA_ARGS $PKGS
for pkg in "$@"; do
if [ "$pkg" = "python-pip" ] ; then
alternatives --install /usr/bin/pip pip /usr/bin/pip-python 10
fi
done
fi
fi