openstack/devstack
Code Issues Proposed changes

lib/swift variable changes and dd replaced by truncate

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- ${SWIFT_DATA_DIR}/drives/images/swift.img replaced by
${SWIFT_DISK_IMAGE}.

- using truncate -s command instead of dd over seeking

Change-Id: I0dd29af3247ba7819ef0c74775412074b6b62017
This commit is contained in:
Attila Fazekas 2013-09-15 18:38:48 +02:00
parent c5affb48d6
commit e6024413ae
1 changed files with 12 additions and 12 deletions
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24
lib/swift
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@ -39,6 +39,7 @@ SWIFT3_DIR=$DEST/swift3
# Set ``SWIFT_DATA_DIR`` to the location of swift drives and objects.
# Default is the common DevStack data directory.
SWIFT_DATA_DIR=${SWIFT_DATA_DIR:-${DATA_DIR}/swift}
SWIFT_DISK_IMAGE=${SWIFT_DATA_DIR}/drives/images/swift.img
# Set ``SWIFT_CONF_DIR`` to the location of the configuration files.
# Default is ``/etc/swift``.
@ -55,10 +56,10 @@ fi
# swift data. Set ``SWIFT_LOOPBACK_DISK_SIZE`` to the disk size in
# kilobytes.
# Default is 1 gigabyte.
SWIFT_LOOPBACK_DISK_SIZE_DEFAULT=1048576
SWIFT_LOOPBACK_DISK_SIZE_DEFAULT=1G
# if tempest enabled the default size is 4 Gigabyte.
if is_service_enabled tempest; then
SWIFT_LOOPBACK_DISK_SIZE_DEFAULT=${SWIFT_LOOPBACK_DISK_SIZE:-4194304}
SWIFT_LOOPBACK_DISK_SIZE_DEFAULT=${SWIFT_LOOPBACK_DISK_SIZE:-4G}
fi
SWIFT_LOOPBACK_DISK_SIZE=${SWIFT_LOOPBACK_DISK_SIZE:-$SWIFT_LOOPBACK_DISK_SIZE_DEFAULT}
@ -103,8 +104,8 @@ function cleanup_swift() {
if egrep -q ${SWIFT_DATA_DIR}/drives/sdb1 /proc/mounts; then
sudo umount ${SWIFT_DATA_DIR}/drives/sdb1
fi
if [[ -e ${SWIFT_DATA_DIR}/drives/images/swift.img ]]; then
rm ${SWIFT_DATA_DIR}/drives/images/swift.img
if [[ -e ${SWIFT_DISK_IMAGE} ]]; then
rm ${SWIFT_DISK_IMAGE}
fi
rm -rf ${SWIFT_DATA_DIR}/run/
if is_apache_enabled_service swift; then
@ -409,28 +410,27 @@ function create_swift_disk() {
sudo chown -R $USER:${USER_GROUP} ${SWIFT_DATA_DIR}
# Create a loopback disk and format it to XFS.
if [[ -e ${SWIFT_DATA_DIR}/drives/images/swift.img ]]; then
if [[ -e ${SWIFT_DISK_IMAGE} ]]; then
if egrep -q ${SWIFT_DATA_DIR}/drives/sdb1 /proc/mounts; then
sudo umount ${SWIFT_DATA_DIR}/drives/sdb1
sudo rm -f ${SWIFT_DATA_DIR}/drives/images/swift.img
sudo rm -f ${SWIFT_DISK_IMAGE}
fi
fi
mkdir -p ${SWIFT_DATA_DIR}/drives/images
sudo touch ${SWIFT_DATA_DIR}/drives/images/swift.img
sudo chown $USER: ${SWIFT_DATA_DIR}/drives/images/swift.img
sudo touch ${SWIFT_DISK_IMAGE}
sudo chown $USER: ${SWIFT_DISK_IMAGE}
dd if=/dev/zero of=${SWIFT_DATA_DIR}/drives/images/swift.img \
bs=1024 count=0 seek=${SWIFT_LOOPBACK_DISK_SIZE}
truncate -s ${SWIFT_LOOPBACK_DISK_SIZE} ${SWIFT_DISK_IMAGE}
# Make a fresh XFS filesystem
mkfs.xfs -f -i size=1024 ${SWIFT_DATA_DIR}/drives/images/swift.img
mkfs.xfs -f -i size=1024 ${SWIFT_DISK_IMAGE}
# Mount the disk with mount options to make it as efficient as possible
mkdir -p ${SWIFT_DATA_DIR}/drives/sdb1
if ! egrep -q ${SWIFT_DATA_DIR}/drives/sdb1 /proc/mounts; then
sudo mount -t xfs -o loop,noatime,nodiratime,nobarrier,logbufs=8 \
${SWIFT_DATA_DIR}/drives/images/swift.img ${SWIFT_DATA_DIR}/drives/sdb1
${SWIFT_DISK_IMAGE} ${SWIFT_DATA_DIR}/drives/sdb1
fi
# Create a link to the above mount and