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authorMoshe <moshehoa@amdocs.com>2018-02-26 13:39:57 +0200
committerMoshe <moshehoa@amdocs.com>2018-03-04 14:24:35 +0200
commit0bb532c41e89568966ca2bfae259737e8830249b (patch)
treedaad9e5debb95f292de880cfad18d2d0dce29239 /tools/vnftest-img-dpdk-modify
parentc1731afc800b3f7aaefd7c06dbe887ff057fa0f8 (diff)
Initial VNFTEST fw
Issue-ID: VNFSDK-195 Change-Id: I5abf0dd033e76e5225bb8271c0afaea325d741d9 Signed-off-by: Moshe <moshehoa@amdocs.com> docker build Issue-ID: VNFSDK-195 Change-Id: I25eb933504c0201e6c26477b540626fd515d2887 Signed-off-by: Moshe <moshehoa@amdocs.com> fix requirements Issue-ID: VNFSDK-195 Change-Id: I5907fa102bfbf9cb81d42e491c133b4fdbb0d6fd Signed-off-by: Moshe <moshehoa@amdocs.com> rm netifaces Issue-ID: VNFSDK-195 Change-Id: I349d0c738442edfef256c90b06cbaeb446c1db13 Signed-off-by: Moshe <moshehoa@amdocs.com> fix tox config IssueID: VNFTEST-195 Change-Id: I5c0b0e0ab96cad1bdc56ab63860d794bfd15b5eb Signed-off-by: Moshe <moshehoa@amdocs.com> Add unit test IssueID: VNFTEST-195 Change-Id: I08c9ba53721306aff4b74720181f8c853c4ccabe Signed-off-by: Moshe <moshehoa@amdocs.com> fix setup.py Issue-ID: VNFSDK-195 Change-Id: I72bd93e4977edf5ef0b46c72fe47165b805aab7b Signed-off-by: Moshe <moshehoa@amdocs.com> fix test execution Issue-ID: VNFSDK-195 Change-Id: I488a6226d2562229f0e7fa6c1d20f0c43882bc3b Signed-off-by: Moshe <moshehoa@amdocs.com>
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diff --git a/tools/vnftest-img-dpdk-modify b/tools/vnftest-img-dpdk-modify
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+#!/bin/bash
+
+##############################################################################
+# Copyright 2018 EuropeanSoftwareMarketingLtd.
+# ===================================================================
+# Licensed under the ApacheLicense, Version2.0 (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
+#
+# 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
+##############################################################################
+# vnftest comment: this is a modified copy of
+# yardstick/tools/vnftest-img-dpmdk-modify
+
+# vnftest-img-dpdk-modify - download and modify a Ubuntu cloud image
+#
+# The actual customization is done by a script passed with an absolute path as
+# the only single argument. The command needs to be invoked as sudo
+#
+# Example invocation:
+# vnftest-img-dpdk-modify /home/vnftest/tools/ubuntu-server-cloudimg-dpdk-modify.sh
+#
+# Warning: the script will create files by default in:
+# /tmp/workspace/vnftest
+# the files will be owned by root!
+#
+# TODO: image resize is needed if the base image is too small
+#
+
+set -e
+set -x
+
+die() {
+ echo "error: $1" >&2
+ exit 1
+}
+
+test $# -eq 1 || die "no image specific script as argument"
+test $(id -u) -eq 0 || die "should invoke using sudo"
+
+cmd=$1
+test -x $cmd
+mountdir="/mnt/vnftest"
+
+workspace=${WORKSPACE:-"/tmp/workspace/vnftest"}
+host=${HOST:-"cloud-images.ubuntu.com"}
+release=${RELEASE:-"wily"}
+image_path="${release}/current/${release}-server-cloudimg-amd64-disk1.img"
+image_url=${IMAGE_URL:-"https://${host}/${image_path}"}
+sha256sums_path="${release}/current/SHA256SUMS"
+sha256sums_url=${SHA256SUMS_URL:-"https://${host}/${sha256sums_path}"}
+
+imgfile="${workspace}/vnftest-${release}-server"
+raw_imgfile="${workspace}/vnftest-${release}-server.raw"
+filename=$(basename $image_url)
+
+# download and checksum base image, conditionally if local copy is outdated
+download() {
+ test -d $workspace || mkdir -p $workspace
+ cd $workspace
+ rm -f SHA256SUMS # always download the checksum file to a detect stale image
+ wget $sha256sums_url
+ test -e $filename || wget -nc $image_url
+ grep $filename SHA256SUMS | sha256sum -c ||
+ if [ $? -ne 0 ]; then
+ rm $filename
+ wget -nc $image_url
+ grep $filename SHA256SUMS | sha256sum -c
+ fi
+ qemu-img convert $filename $raw_imgfile
+ cd -
+}
+
+# mount image
+setup() {
+ mkdir -p $mountdir
+
+ for i in $(seq 0 9); do
+ [ -a /dev/loop$i ] || mknod -m 660 /dev/loop$i b 7 $i
+ done
+
+ loopdevice=$(kpartx -l $raw_imgfile | head -1 | cut -f1 -d ' ')
+
+ kpartx -a $raw_imgfile
+
+ mount /dev/mapper/$loopdevice $mountdir
+ mount -t proc none $mountdir/proc
+
+ echo $loopdevice
+
+ sudo resize2fs /dev/mapper/$loopdevice
+
+ cp $cmd $mountdir/$(basename $cmd)
+}
+
+# modify image running a script using in a chrooted environment
+modify() {
+ # resolv.conf does not exist in base image, pass nameserver value from host
+ nameserver_ip=$(grep -m 1 '^nameserver' \
+ /etc/resolv.conf | awk '{ print $2 '})
+
+ # prevent init scripts from running during install
+ echo $'#!/bin/sh\nexit 101' >$mountdir/usr/sbin/policy-rc.d
+ chmod a+x $mountdir/usr/sbin/policy-rc.d
+
+ chroot $mountdir /$(basename $cmd) $nameserver_ip
+
+ rm -rf $mountdir/usr/sbin/policy-rc.d
+
+ umount -f $mountdir/proc
+ umount $mountdir
+
+ qemu-img convert -c -o compat=0.10 -O qcow2 $raw_imgfile $imgfile
+# qemu-img convert -O vmdk $raw_imgfile $imgfile
+
+ if dmsetup table | grep $loopdevice; then
+ dmsetup clear $loopdevice || true
+ fi
+}
+
+# cleanup (umount) the image
+cleanup() {
+ # designed to be idempotent
+ mount | grep $mountdir/proc && umount $mountdir/proc
+ mount | grep $mountdir && umount $mountdir
+ if [ -f $raw_imgfile ]; then
+ kpartx -dv $raw_imgfile || true
+ fi
+ rm -f $raw_imgfile
+ rm -rf $mountdir
+}
+
+exitcode=""
+error_trap()
+{
+ local rc=$?
+
+ set +e
+
+ if [ -z "$exitcode" ]; then
+ exitcode=$rc
+ fi
+
+ cleanup
+
+ echo "Image build failed with $exitcode"
+
+ exit $exitcode
+}
+
+main() {
+ cleanup
+
+ trap "error_trap" EXIT SIGTERM
+
+ download
+ setup
+ modify
+ trap - EXIT SIGTERM
+ cleanup
+
+ echo "the modified image is found here: $imgfile"
+}
+
+main