rc: add firmware upgrade bits for major bump

src/etc/rc.firmware

@@ -29,12 +29,6 @@ LOCKFILE="/tmp/pkg_upgrade.progress"
 FLOCK="/usr/local/bin/flock"
 ARGS="-n -o ${LOCKFILE}"
 
-if [ ! -f ${FLOCK} ]; then
-	# backwards-compat to be removed post-16.7
-	/usr/local/etc/rc.firmware.subr "${@}"
-	exit 0
-fi
-
 if ! ${FLOCK} ${ARGS} /usr/local/etc/rc.firmware.subr "${@}"; then
 	echo "A firmware update is currently in progress."
 fi

src/etc/rc.firmware.subr

@@ -32,21 +32,30 @@ TEE="/usr/bin/tee -a"
 
 : > ${LOCKFILE}
 
-echo "***GOT REQUEST TO UPGRADE: all***" >> ${LOCKFILE}
+echo "***GOT REQUEST TO UPGRADE***" >> ${LOCKFILE}
 
-# upgrade all packages if possible
-opnsense-update -p 2>&1 | ${TEE} ${LOCKFILE}
+if [ -z "${1}" ]; then
+	# upgrade all packages if possible
+	opnsense-update -p 2>&1 | ${TEE} ${LOCKFILE}
 
-# trigger a webgui restart to cope with changes
-/usr/local/etc/rc.restart_webgui 2>&1 | ${TEE} ${LOCKFILE}
+	# trigger a webgui restart to cope with changes
+	/usr/local/etc/rc.restart_webgui 2>&1 | ${TEE} ${LOCKFILE}
 
-# if we can update base, we'll do that as well
-if opnsense-update -c; then
+	# if we can update base, we'll do that as well
+	if opnsense-update -c; then
 		if opnsense-update -bk 2>&1 | ${TEE} ${LOCKFILE}; then
 			echo '***REBOOT***' >> ${LOCKFILE}
 			sleep 5
 			/usr/local/etc/rc.reboot
 		fi
+	fi
+elif [ "${1}" = "upgrade" -a -n "${2}" ]; then
+	# upgrade to a major release
+	if opnsense-update -ur ${2} 2>&1 | ${TEE} ${LOCKFILE}; then
+		echo '***REBOOT***' >> ${LOCKFILE}
+		sleep 5
+		/usr/local/etc/rc.reboot
+	fi
 fi
 
 echo '***DONE***' >> ${LOCKFILE}

src/etc/rc.initial.firmware

@@ -27,8 +27,23 @@
 
 set -e
 
-echo "This will automatically fetch all available updates, apply them,"
-echo -n "and reboot if necessary.  Proceed with this action? [y/N]: "
+UPGRADE="/usr/local/opnsense/firmware-upgrade"
+ARGS=
+
+if [ -f ${UPGRADE} ]; then
+	NAME=$(cat ${UPGRADE})
+
+	echo "A major firmware upgrade is available for this installation: ${NAME}"
+	echo
+	echo "Make sure you have read the release notes and migration guide before"
+	echo "attempting this upgrade.  Around 200MB will need to be downloaded and"
+	echo -n "require 500MB of free space.  Proceed with this action? [y/N]: "
+
+	ARGS="upgrade ${NAME}"
+else
+	echo "This will automatically fetch all available updates, apply them,"
+	echo -n "and reboot if necessary.  Proceed with this action? [y/N]: "
+fi
 
 read YN
 case ${YN} in
@@ -41,4 +56,4 @@ esac
 
 echo
 
-/usr/local/etc/rc.firmware
+/usr/local/etc/rc.firmware ${ARGS}