create-driver-disk

#!/bin/bash
# SPDX-License-Identifier: GPL-2.0-only

set -e

## support funcs

die() {
    echo >&2 "$0: ERROR: $*"
    exit 1
}

die_usage() {
    usage >&2
    die "$@"
}


## parameter and environment handling, sanity checks

usage() {
    echo "Usage: $0 <driver-info.cfg>"
}

[ $# = 1 ] || die_usage "not enough arguments"

# read config
. "./$1"

PACKAGE_NAME=$(rpm -q --qf "%{NAME}" -p "$RPM_FILE")
RPM_VERSION=$(rpm -q --qf "%{VERSION}" -p "$RPM_FILE")
RPM_RELEASE=$(rpm -q --qf "%{RELEASE}" -p "$RPM_FILE")
GPG_UID=$(gpg --batch --with-colons "$GPG_PUBKEY_FILE" 2>/dev/null | awk -F: '$1=="pub" {print $5}')

[ -r "$GPG_PUBKEY_FILE" ] || die "GPG_PUBKEY_FILE not found: '$GPG_PUBKEY_FILE'"

PACK_VERSION="$RPM_VERSION+$RPM_RELEASE+$PACK_BUILD"
ISO="${PACKAGE_NAME}-${PACK_VERSION}.iso"

echo "$RPM_SHA256  $RPM_FILE" | sha256sum --check


## the real stuff

GROUPSFILE=$(mktemp groups-XXXXXX.xml)
trap "rm '$GROUPSFILE'" EXIT

sed -e "s/@DRIVER@/${PACKAGE_NAME}/g" > "$GROUPSFILE" <<EOF
<!DOCTYPE comps PUBLIC "-//Red Hat, Inc.//DTD Comps info//EN" "comps.dtd">
<comps>
  <group>
   <id>update</id>
   <default>False</default>
   <uservisible>True</uservisible>
   <name>Driver Update</name>
   <description></description>
    <packagelist>
      <packagereq type="mandatory">update-@DRIVER@</packagereq>
    </packagelist>
  </group>
  <group>
   <id>drivers</id>
   <default>False</default>
   <uservisible>True</uservisible>
   <name>Host Installer Driver Update</name>
   <description></description>
    <packagelist>
      <packagereq type="mandatory">update-@DRIVER@</packagereq>
    </packagelist>
  </group>
</comps>
EOF

build-update --uuid "$PACK_UUID" --label "$PACKAGE_NAME" \
             --version "$PACK_VERSION" \
	     --description "$PACK_DESC" \
	     --groupfile "$GROUPSFILE" \
	     --key "$GPG_UID" --keyfile "$GPG_PUBKEY_FILE" \
	     -o "$ISO" "$RPM_FILE"