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authorJo¶rgen Karlsson <jorgen.w.karlsson@ericsson.com>2015-10-14 14:41:41 +0000
committerGerrit Code Review <gerrit@172.30.200.206>2015-10-14 14:41:41 +0000
commita1378b700a9234e7fcbf77c7890030b306bc65ea (patch)
treed8e1b3bfdf484399d4d4aa572612c635fe3e05ea /tools/yardstick-img-modify
parent3bca848a141ba2728d036a1423b514027b0e4b98 (diff)
parentd03858bbac357b6d705c7137d2d20d5c8e34ecc6 (diff)
Merge "Docker container for Yardstick CI"
Diffstat (limited to 'tools/yardstick-img-modify')
-rwxr-xr-xtools/yardstick-img-modify40
1 files changed, 22 insertions, 18 deletions
diff --git a/tools/yardstick-img-modify b/tools/yardstick-img-modify
index c90027213..48462b80b 100755
--- a/tools/yardstick-img-modify
+++ b/tools/yardstick-img-modify
@@ -47,6 +47,7 @@ md5sums_path="${release}/current/MD5SUMS"
md5sums_url=${MD5SUMS_URL:-"https://${host}/${md5sums_path}"}
imgfile="${workspace}/yardstick-${release}-server.img"
+raw_imgfile="${workspace}/yardstick-${release}-server.raw"
filename=$(basename $image_url)
# download and checksum base image, conditionally if local copy is outdated
@@ -62,26 +63,23 @@ download() {
wget -nc $image_url
grep $filename MD5SUMS | md5sum -c
fi
- cp $filename $imgfile
+ qemu-img convert $filename $raw_imgfile
cd -
}
# mount image
setup() {
mkdir -p $mountdir
- if [ -f /etc/centos-release ]; then
- # CentOS, mount image using guestmount.
- # (needs libguestfs-tools installed)
- export LIBGUESTFS_BACKEND=direct
- guestmount -a $imgfile -i --rw $mountdir
- else
- # mount image using qemu-nbd
- modprobe nbd max_part=16
- qemu-nbd -c /dev/nbd0 $imgfile
- partprobe /dev/nbd0
-
- mount /dev/nbd0p1 $mountdir
- fi
+
+ 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
+
cp $cmd $mountdir/$(basename $cmd)
}
@@ -90,20 +88,26 @@ modify() {
# resolv.conf does not exist in base image, pass nameserver value from host
nameserver_ip=$(grep -m 1 '^nameserver' \
/etc/resolv.conf | awk '{ print $2 '})
+
chroot $mountdir /$(basename $cmd) $nameserver_ip
+
+ umount $mountdir
+ qemu-img convert -c -o compat=0.10 -O qcow2 $raw_imgfile $imgfile
}
# cleanup (umount) the image
cleanup() {
# designed to be idempotent
mount | grep $mountdir && umount $mountdir
- test -b /dev/nbd0 && partprobe /dev/nbd0
- pgrep qemu-nbd && qemu-nbd -d /dev/nbd0
+ if [ -f $raw_imgfile ]; then
+ kpartx -d $raw_imgfile || true
+ fi
+ rm -f $raw_imgfile
rm -rf $mountdir
- killall qemu-nbd 2> /dev/null || true
- lsmod | grep nbd && rmmod nbd || true
}
+set -x
+
main() {
cleanup
download