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internal [master][graceful reboot] Add the pre_reboot_hook script execution, add the watch dog arm before the reboot #28

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internal [master][graceful reboot] Add the pre_reboot_hook script execution, add the watch dog arm before the reboot #28

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40 changes: 34 additions & 6 deletions scripts/reboot
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Original file line number Diff line number Diff line change
@@ -1,4 +1,10 @@
#!/bin/bash

declare -r EXIT_SUCCESS=0
declare -r EXIT_ERROR=1
declare -r WATCHDOG_UTIL="/usr/local/bin/watchdogutil"
declare -r PRE_REBOOT_HOOK="pre_reboot_hook"

DEVPATH="/usr/share/sonic/device"
PLAT_REBOOT="platform_reboot"
PLATFORM_UPDATE_REBOOT_CAUSE="platform_update_reboot_cause"
Expand Down Expand Up @@ -34,6 +40,8 @@ PLATFORM_FWUTIL_AU_REBOOT_HANDLE="platform_fw_au_reboot_handle"
REBOOT_SCRIPT_NAME=$(basename $0)
REBOOT_TYPE="${REBOOT_SCRIPT_NAME}"
TAG_LATEST=no
REBOOT_FLAGS=""
FORCE_REBOOT="no"

function debug()
{
Expand Down Expand Up @@ -121,9 +129,8 @@ function show_help_and_exit()
echo " "
echo " Available options:"
echo " -h, -? : getting this help"
echo " -f : execute reboot force"

exit 0
exit ${EXIT_SUCCESS}
}

function setup_reboot_variables()
Expand Down Expand Up @@ -166,13 +173,13 @@ function check_conflict_boot_in_fw_update()
FW_AU_TASK_FILE=$(compgen -G ${FW_AU_TASK_FILE_REGEX}) || true
if [[ -n "${FW_AU_TASK_FILE}" ]] && [[ ! -f "${FW_AU_TASK_FILE_EXP}" ]]; then
VERBOSE=yes debug "Firmware auto update scheduled for a different reboot: ${FW_AU_TASK_FILE}"
exit 1
exit ${EXIT_ERROR}
fi
}

function parse_options()
{
while getopts "h?vf" opt; do
while getopts "h?v" opt; do
case ${opt} in
h|\? )
show_help_and_exit
Expand All @@ -183,6 +190,10 @@ function parse_options()
t )
TAG_LATEST=no
;;
f )
REBOOT_FLAGS+=" -f"
FORCE_REBOOT="yes"
;;
esac
done
}
Expand All @@ -192,7 +203,7 @@ parse_options $@
# Exit if not superuser
if [[ "$EUID" -ne 0 ]]; then
echo "This command must be run as root" >&2
exit 1
exit ${EXIT_ERROR}
fi

debug "User requested rebooting device ..."
Expand Down Expand Up @@ -242,6 +253,23 @@ if [ -x ${DEVPATH}/${PLATFORM}/${PLATFORM_UPDATE_REBOOT_CAUSE} ]; then
${DEVPATH}/${PLATFORM}/${PLATFORM_UPDATE_REBOOT_CAUSE}
fi

if [ -x ${DEVPATH}/${PLATFORM}/${PRE_REBOOT_HOOK} ]; then
debug "Executing the pre-reboot script"
${DEVPATH}/${PLATFORM}/${PRE_REBOOT_HOOK}
EXIT_CODE=$?
if [[ ${EXIT_CODE} != ${EXIT_SUCCESS} ]]; then
if [[ "${FORCE_REBOOT}" != "yes" ]]; then
echo "Reboot is interrupted: use -f (force) to override"
exit ${EXIT_ERROR}
fi
fi
fi

if [ -x ${WATCHDOG_UTIL} ]; then
debug "Enabling the Watchdog before reboot"
${WATCHDOG_UTIL} arm
fi

if [ -x ${DEVPATH}/${PLATFORM}/${PLAT_REBOOT} ]; then
VERBOSE=yes debug "Rebooting with platform ${PLATFORM} specific tool ..."
${DEVPATH}/${PLATFORM}/${PLAT_REBOOT} $@
Expand All @@ -260,4 +288,4 @@ if [ -x ${DEVPATH}/${PLATFORM}/${PLAT_REBOOT} ]; then
fi

VERBOSE=yes debug "Issuing OS-level reboot ..." >&2
exec /sbin/reboot $@
exec /sbin/reboot ${REBOOT_FLAGS}
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