manila-image-elements/bin/manila-image-create

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Executable File

#!/bin/bash
set -eu
set -o pipefail
# Collect configuration
# ---------------------
# Development options
DIB_UPDATE_REQUESTED=${DIB_UPDATE_REQUESTED:-true}
USE_OFFLINE_MODE=${USE_OFFLINE_MODE:-"yes"}
ENABLE_DEBUG_MODE=${ENABLE_DEBUG_MODE:-"no"}
DISABLE_IMG_COMPRESSION=${DISABLE_IMG_COMPRESSION:-"no"}
# Manila user settings
MANILA_USER=${MANILA_USER:-"manila"}
MANILA_PASSWORD=${MANILA_PASSWORD-"manila"}
MANILA_USER_AUTHORIZED_KEYS=${MANILA_USER_AUTHORIZED_KEYS:-"None"}
# Manila image settings
MANILA_IMG_ARCH=${MANILA_IMG_ARCH:-"amd64"}
MANILA_IMG_OS=${MANILA_IMG_OS:-"manila-ubuntu-minimal"}
MANILA_IMG_OS_VER=${MANILA_IMG_OS_VER:-"jammy"}
MANILA_IMG_NAME=${MANILA_IMG_NAME:-"manila-service-image"}
# Manila image creation default
MANILA_SHARE_PROTO=${MANILA_SHARE_PROTO:-"default"}
MANILA_DISTRO=${MANILA_DISTRO:-"ubuntu"}
#Misc settings
DHCP_TIMEOUT=${DHCP_TIMEOUT:-"300"}
# Path to elements
SCRIPT_HOME="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
if [ -d $SCRIPT_HOME/../share/manila-elements ]; then
_PREFIX=$SCRIPT_HOME/../share/manila-elements
elif [ -d $SCRIPT_HOME/../../../elements ]; then
_PREFIX=$SCRIPT_HOME/../../..
else
_PREFIX=$SCRIPT_HOME/..
fi
export ELEMENTS_PATH=$_PREFIX/elements
# diskimage-builder general settings
export DIB_DEFAULT_INSTALLTYPE=package
export DIB_RELEASE=$MANILA_IMG_OS_VER
# diskimage-builder user settings
export DIB_MANILA_USER_USERNAME=$MANILA_USER
export DIB_MANILA_USER_PASSWORD=$MANILA_PASSWORD
export DIB_MANILA_USER_AUTHORIZED_KEYS=$MANILA_USER_AUTHORIZED_KEYS
export DIB_DHCP_TIMEOUT=$DHCP_TIMEOUT
# CLI
# ---
err() {
echo -e "${0##*/}: $@" >&2
}
print_usage() {
echo "Usage: ${0##*/} [-s share-proto] [-d distro] [-h]"
echo "Options:"
echo " -s | --share-proto: name of the share protocol. \
Possible options are nfs, nfs-ganesha, cephfs, cifs or zfs"
echo " -d | --distro: name of the Linux distro. \
Possible options are ubuntu or centos"
echo " -h | --help: print this usage message and exit"
echo ""
echo "Usage example: manila_image_elements -s nfs"
}
valid_share_protocol() {
if [ "${MANILA_SHARE_PROTO}" != "nfs" ] && [ "${MANILA_SHARE_PROTO}" != "nfs-ganesha" ] &&
[ "${MANILA_SHARE_PROTO}" != "cifs" ] && [ "${MANILA_SHARE_PROTO}" != "zfs" ] &&
[ "${MANILA_SHARE_PROTO}" != "cephfs" ]; then
err "Protocol ${MANILA_SHARE_PROTO} not supported. Valid options are nfs, nfs-ganesha, cephfs, cifs or zfs."
exit 1
fi
}
valid_distro() {
if ["${MANILA_DISTRO}" != "ubuntu" ] && [ "${MANILA_DISTRO}" != "centos" ]; then
err "Distro ${MANILA_DISTRO} not supported. Valid options are ubuntu or centos."
exit 1
fi
}
parse_arguments() {
while [[ $# > 0 ]]; do
case "$1" in
-s|--share)
export MANILA_SHARE_PROTO=$2
valid_share_protocol
shift 2
;;
-d|--distro)
export MANILA_DISTRO=$2
export MANILA_IMG_OS=manila-$2-minimal
valid_distro
shift 2
;;
-h|--help)
print_usage
exit 0
;;
*)
err "Error: Unknown option: $1."
exit 1
;;
esac
done
}
# Verify configuration
# --------------------
configure() {
REQUIRED_ELEMENTS="manila-ssh vm $MANILA_IMG_OS dhcp-all-interfaces"
IMAGE_FORMAT="qcow2"
OPTIONAL_ELEMENTS=
OPTIONAL_DIB_ARGS=
if [ "$MANILA_SHARE_PROTO" = "default" ]; then
# NOTE(vkmc) Generic driver uses 2 protocols by default
# NFS and CIFS. This is required by the gate.
OPTIONAL_ELEMENTS="$OPTIONAL_ELEMENTS ${MANILA_DISTRO}-nfs ${MANILA_DISTRO}-cifs"
elif [ "$MANILA_SHARE_PROTO" = "nfs" ]; then
OPTIONAL_ELEMENTS="$OPTIONAL_ELEMENTS ${MANILA_DISTRO}-nfs"
elif [ "$MANILA_SHARE_PROTO" = "nfs-ganesha" ]; then
OPTIONAL_ELEMENTS="$OPTIONAL_ELEMENTS ${MANILA_DISTRO}-nfs-ganesha"
elif [ "$MANILA_SHARE_PROTO" = "cifs" ]; then
OPTIONAL_ELEMENTS="$OPTIONAL_ELEMENTS ${MANILA_DISTRO}-cifs"
elif [ "$MANILA_SHARE_PROTO" = "zfs" ]; then
OPTIONAL_ELEMENTS="$OPTIONAL_ELEMENTS ${MANILA_DISTRO}-zfs"
elif [ "$MANILA_SHARE_PROTO" = "cephfs" ]; then
OPTIONAL_ELEMENTS="$OPTIONAL_ELEMENTS cephfs"
fi
if [ "$USE_OFFLINE_MODE" = "yes" ]; then
OPTIONAL_DIB_ARGS="$OPTIONAL_DIB_ARGS -offline"
fi
if [ "$ENABLE_DEBUG_MODE" = "yes" ]; then
OPTIONAL_DIB_ARGS="$OPTIONAL_DIB_ARGS -x"
MANILA_USER_AUTHORIZED_KEYS=${MANILA_USER_AUTHORIZED_KEYS:-"$HOME/.ssh/id_rsa.pub"}
fi
if [ "$DISABLE_IMG_COMPRESSION" = "yes" ]; then
OPTIONAL_DIB_ARGS="$OPTIONAL_DIB_ARGS -u"
fi
}
# Verify dependencies
# -------------------
is_installed() {
if [ "$platform" = 'ubuntu' ]; then
dpkg -s "$1" &> /dev/null
else
# centos, fedora, opensuse, or rhel
if ! rpm -q "$1" &> /dev/null; then
rpm -q "$(rpm -q --whatprovides "$1")"
fi
fi
}
need_required_packages() {
case "$platform" in
"ubuntu")
package_list="qemu kpartx debootstrap"
;;
"fedora")
package_list="qemu-img kpartx debootstrap"
;;
"opensuse")
package_list="qemu kpartx debootstrap"
;;
"rhel" | "centos")
package_list="qemu-kvm qemu-img kpartx debootstrap"
;;
*)
err "Unknown platform '$platform' for the package list.\nAborting"
exit 2
;;
esac
for p in `echo $package_list`; do
if ! is_installed $p; then
return 0
fi
done
return 1
}
verify_dependencies() {
if [ -e /etc/os-release ]; then
platform=$(cat /etc/os-release | awk -F= '/^ID=/ {print tolower($2);}')
# remove eventual quotes around ID=...
platform=$(echo $platform | sed -e 's,^",,;s,"$,,')
elif [ -e /etc/system-release ]; then
case "$(head -1 /etc/system-release)" in
"Red Hat Enterprise Linux Server"*)
platform=rhel
;;
"CentOS"*)
platform=centos
;;
*)
err "Unknown value in /etc/system-release. Impossible to build images.\nAborting"
exit 2
;;
esac
else
err "Unknown host OS. Impossible to build images.\nAborting"
exit 2
fi
if need_required_packages; then
# install required packages if requested
if [ -n "$DIB_UPDATE_REQUESTED" ]; then
case "$platform" in
"ubuntu")
sudo apt-get update
sudo apt-get install $package_list -y
;;
"opensuse")
sudo zypper --non-interactive --gpg-auto-import-keys in $package_list
;;
"fedora" | "rhel" | "centos")
if [ ${platform} = "fedora" ]; then
sudo dnf install $package_list -y
else
sudo yum install $package_list -y
fi
;;
*)
err "Unknown platform '$platform' for installing packages.\nAborting"
exit 2
;;
esac
else
err "Missing one of the following packages: $package_list"
err "Please install manually or rerun with the update option (-u)."
exit 1
fi
fi
}
# Build image
# -----------
build_image() {
disk-image-create \
-t $IMAGE_FORMAT \
-a $MANILA_IMG_ARCH \
$OPTIONAL_DIB_ARGS \
-o $MANILA_IMG_NAME \
$OPTIONAL_ELEMENTS $REQUIRED_ELEMENTS
}
main() {
parse_arguments "$@"
configure
verify_dependencies
build_image
exit 0
}
main "$@"