This article relies on the following:
Option Description
-A
Download and upgrade firmware if a newer stable release is available.
-U
Download and upgrade firmware for the latest stable release.
-S
Save the current state of enabled/disabled services to UCI.
-R
Restore the state of enabled/disabled services.
# Configure profile
mkdir -p / etc/ profile.d
cat << "EOF" > / etc/ profile.d/ sysupgrade.sh
sysupgrade( ) {
local SYSUP_CMD ="${1} "
case "${SYSUP_CMD} " in
( -A| -U) sysupgrade_proc "${@} " ;;
( -S) service_save ;;
( -R) service_restore ;;
( * ) command sysupgrade "${@} " ;;
esac
}
sysupgrade_proc( ) {
. / etc/ os-release
local SYSUP_VER ="$(sysupgrade_ver) "
local SYSUP_URL ="$(sysupgrade_url) "
local SYSUP_REV ="$(sysupgrade_rev) "
if [ "${SYSUP_REV} " ! = "${BUILD_ID} " ] \
|| [ "${SYSUP_CMD} " = "-U" ]
then shift
local SYSUP_DEV ="$(sysupgrade_dev) "
local SYSUP_PROF ="$(sysupgrade_prof) "
local SYSUP_FS ="$(sysupgrade_fs) "
local SYSUP_TYPE ="$(sysupgrade_type) "
local SYSUP_EFI ="$(sysupgrade_efi) "
local SYSUP_IMG ="$(sysupgrade_img) "
sysupgrade "${@} " "${SYSUP_URL} /${SYSUP_IMG} "
fi
}
sysupgrade_ver( ) {
case "${VERSION_ID} " in
( snapshot) echo "../snapshots" ;;
( * ) wget -O - \
"https://api.github.com/repos/openwrt/openwrt/tags" \
| jsonfilter -e "@[*]['name']" \
| sed -e "/-rc[0-9]*$/d;s/^v//;q" ;;
esac
}
sysupgrade_url( ) {
echo "https://downloads.openwrt.org/\
releases/${SYSUP_VER} /targets/${OPENWRT_BOARD} "
}
sysupgrade_rev( ) {
wget -O - "${SYSUP_URL} /version.buildinfo"
}
sysupgrade_dev( ) {
ubus call system board \
| jsonfilter -e "@['board_name']"
}
sysupgrade_prof( ) {
case "${OPENWRT_BOARD} " in
( x86/* ) echo "generic" ;;
( * ) echo "${SYSUP_DEV//,/_} " ;;
esac
}
sysupgrade_fs( ) {
ubus call system board \
| jsonfilter -e "@['rootfs_type']"
}
sysupgrade_type( ) {
case "${OPENWRT_BOARD} " in
( x86/* ) echo "combined" ;;
( * ) echo "sysupgrade" ;;
esac
}
sysupgrade_efi( ) {
if [ -d / sys/ firmware/ efi ]
then echo "-efi"
fi
}
sysupgrade_img( ) {
wget -O - "${SYSUP_URL} /profiles.json" \
| jsonfilter -e "@['profiles']['${SYSUP_PROF} ']
['images'][@['type']='${SYSUP_TYPE} ${SYSUP_EFI} '
&&@['filesystem']='${SYSUP_FS} ']['name']"
}
service_save( ) {
local SVC_NAME ="$(ls /etc/init.d) "
local SVC_AUTO
for SVC_NAME in ${SVC_NAME}
do if command service "${SVC_NAME} " enabled
then SVC_AUTO ="enable"
else SVC_AUTO ="disable"
fi
uci -q batch << EOI
set system.service='service'
del_list system.service.enable='${SVC_NAME}'
del_list system.service.disable='${SVC_NAME}'
add_list system.service.'${SVC_AUTO}'='${SVC_NAME}'
EOI
done
uci commit system
}
service_restore( ) {
local SVC_NAME
local SVC_AUTO ="enable disable"
for SVC_AUTO in ${SVC_AUTO}
do SVC_NAME ="$(uci -q get system.service."${SVC_AUTO}") "
for SVC_NAME in ${SVC_NAME}
do command service "${SVC_NAME} " "${SVC_AUTO} "
done
done
}
EOF
. / etc/ profile.d/ sysupgrade.sh
# Configure startup scripts
cat << "EOF" > / etc/ uci-defaults/ 60 -service-restore
if [ ! -e / etc/ service-restore ]
then . / etc/ profile.d/ sysupgrade.sh
sysupgrade -R
touch / etc/ service-restore
fi
exit 1
EOF
cat << "EOF" >> / etc/ sysupgrade.conf
/ etc/ uci-defaults/ 60 -service-restore
EOF
# Automated interactive Sysupgrade
sysupgrade -A -i
# Forced interactive Sysupgrade
sysupgrade -U -i
wget -U "" -O sysupgrade-extras.sh "https://openwrt.org/_export/code/docs/guide-user/advanced/sysupgrade_extras?codeblock=0"
. ./ sysupgrade-extras.sh
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