112 lines
3.4 KiB
Bash
Executable File
112 lines
3.4 KiB
Bash
Executable File
#!/bin/bash
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#
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# Copyright (c) 2018-2023 NVIDIA CORPORATION & AFFILIATES.
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# Apache-2.0
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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FFB_SUCCESS=0
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FFB_FAILURE=1
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# Check if ISSU is enabled on this device
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check_issu_enabled()
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{
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CHECK_RESULT="${FFB_FAILURE}"
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ISSU_CHECK_CMD="show platform mlnx issu"
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# Check whether show ISSU status outputs ENABLED
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if [[ `$ISSU_CHECK_CMD` =~ "enabled" ]]; then
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# ISSU enabled, return success
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CHECK_RESULT="${FFB_SUCCESS}"
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fi
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return "${CHECK_RESULT}"
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}
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# Check if ISSU upgrade from current SDK to next image SDK is supported
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check_sdk_upgrade()
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{
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CHECK_RESULT="${FFB_FAILURE}"
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NEXT_SONIC_IMAGE="$(sonic-installer list | grep "Next: " | cut -f2 -d' ')"
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CURRENT_SONIC_IMAGE="$(sonic-installer list | grep "Current: " | cut -f2 -d' ')"
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FS_PATH="/host/image-${NEXT_SONIC_IMAGE#SONiC-OS-}/fs.squashfs"
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FS_MOUNTPOINT="/tmp/image-${NEXT_SONIC_IMAGE#SONiC-OS-}-fs"
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if [[ "${CURRENT_SONIC_IMAGE}" == "${NEXT_SONIC_IMAGE}" ]]; then
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return "${FFB_SUCCESS}"
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fi
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ISSU_VERSION_FILE_PATH="/etc/mlnx/issu-version"
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CURRENT_ISSU_VERSION="$(cat ${ISSU_VERSION_FILE_PATH})"
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NEXT_ISSU_VERSION="Unknown"
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# /host/image-<version>/platform/fw/asic/issu-version is now the new location for ISSU version.
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NEXT_IMAGE_ISSU_VERSION_FILE_PATH="/host/image-${NEXT_SONIC_IMAGE#SONiC-OS-}/platform/fw/asic/issu-version"
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if [ -f "${NEXT_IMAGE_ISSU_VERSION_FILE_PATH}" ]; then
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NEXT_ISSU_VERSION="$(cat ${NEXT_IMAGE_ISSU_VERSION_FILE_PATH})"
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else
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while :; do
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mkdir -p "${FS_MOUNTPOINT}"
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mount -t squashfs "${FS_PATH}" "${FS_MOUNTPOINT}" || {
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>&2 echo "Failed to mount next SONiC image"
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break
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}
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[ -f "${ISSU_VERSION_FILE_PATH}" ] || {
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>&2 echo "No ISSU version file found ${ISSU_VERSION_FILE_PATH}"
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break
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}
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[ -f "${FS_MOUNTPOINT}/${ISSU_VERSION_FILE_PATH}" ] || {
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>&2 echo "No ISSU version file found ${ISSU_VERSION_FILE_PATH} in ${NEXT_SONIC_IMAGE}"
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break
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}
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NEXT_ISSU_VERSION="$(cat ${FS_MOUNTPOINT}/${ISSU_VERSION_FILE_PATH})"
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break
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done
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umount -rf "${FS_MOUNTPOINT}" 2> /dev/null || true
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rm -rf "${FS_MOUNTPOINT}" 2> /dev/null || true
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fi
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if [[ "${CURRENT_ISSU_VERSION}" == "${NEXT_ISSU_VERSION}" ]]; then
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CHECK_RESULT="${FFB_SUCCESS}"
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else
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>&2 echo "Current and next ISSU version do not match:"
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>&2 echo "Current ISSU version: ${CURRENT_ISSU_VERSION}"
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>&2 echo "Next ISSU version: ${NEXT_ISSU_VERSION}"
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fi
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return "${CHECK_RESULT}"
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}
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check_ffb()
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{
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check_issu_enabled || {
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>&2 echo "ISSU is not enabled on this HWSKU"
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return "${FFB_FAILURE}"
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}
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check_sdk_upgrade || {
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>&2 echo "SDK upgrade check failued"
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return "${FFB_FAILURE}"
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}
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return "${FFB_SUCCESS}"
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}
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