Merge Official Source

Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>

package/network/services/lldpd/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=lldpd
 PKG_VERSION:=1.0.17
-PKG_RELEASE:=1
+PKG_RELEASE:=5
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://github.com/lldpd/lldpd/releases/download/$(PKG_VERSION)/
@@ -31,7 +31,7 @@ define Package/lldpd
   CATEGORY:=Network
   SUBMENU:=Routing and Redirection
   TITLE:=Link Layer Discovery Protocol daemon
-  URL:=https://vincentbernat.github.io/lldpd/
+  URL:=https://lldpd.github.io/
   DEPENDS:=+libcap +libevent2 +USE_GLIBC:libbsd +LLDPD_WITH_JSON:libjson-c +LLDPD_WITH_SNMP:libnetsnmp
   USERID:=lldp=121:lldp=129
   MENU:=1
@@ -68,19 +68,28 @@ define Package/lldpd/install
 	$(INSTALL_BIN) ./files/lldpd.init $(1)/etc/init.d/lldpd
 	$(INSTALL_CONF) ./files/lldpd.config $(1)/etc/config/lldpd
 ifneq ($(CONFIG_LLDPD_WITH_CDP),y)
-	sed -i -e '/cdp/d' $(1)/etc/init.d/lldpd $(1)/etc/config/lldpd
+	sed -i -e 's/CONFIG_LLDPD_WITH_CDP=y/CONFIG_LLDPD_WITH_CDP=n/g' $(1)/etc/init.d/lldpd
+	sed -i -e '/cdp/d' $(1)/etc/config/lldpd
 endif
 ifneq ($(CONFIG_LLDPD_WITH_FDP),y)
-	sed -i -e '/fdp/d' $(1)/etc/init.d/lldpd $(1)/etc/config/lldpd
+	sed -i -e 's/CONFIG_LLDPD_WITH_FDP=y/CONFIG_LLDPD_WITH_FDP=n/g' $(1)/etc/init.d/lldpd
+	sed -i -e '/fdp/d' $(1)/etc/config/lldpd
 endif
 ifneq ($(CONFIG_LLDPD_WITH_EDP),y)
-	sed -i -e '/edp/d' $(1)/etc/init.d/lldpd $(1)/etc/config/lldpd
+	sed -i -e 's/CONFIG_LLDPD_WITH_EDP=y/CONFIG_LLDPD_WITH_EDP=n/g' $(1)/etc/init.d/lldpd
+	sed -i -e '/edp/d' $(1)/etc/config/lldpd
 endif
 ifneq ($(CONFIG_LLDPD_WITH_SONMP),y)
-	sed -i -e '/sonmp/d' $(1)/etc/init.d/lldpd $(1)/etc/config/lldpd
+	sed -i -e 's/CONFIG_LLDPD_WITH_SONMP=y/CONFIG_LLDPD_WITH_SONMP=n/g' $(1)/etc/init.d/lldpd
+	sed -i -e '/sonmp/d' $(1)/etc/config/lldpd
 endif
 ifneq ($(CONFIG_LLDPD_WITH_SNMP),y)
-	sed -i -e '/agentxsocket/d' $(1)/etc/init.d/lldpd $(1)/etc/config/lldpd
+	sed -i -e 's/CONFIG_LLDPD_WITH_SNMP=y/CONFIG_LLDPD_WITH_SNMP=n/g' $(1)/etc/init.d/lldpd
+	sed -i -e '/agentxsocket/d' $(1)/etc/config/lldpd
+endif
+ifneq ($(CONFIG_LLDPD_WITH_LLDPMED),y)
+	sed -i -e 's/CONFIG_LLDPD_WITH_LLDPMED=y/CONFIG_LLDPD_WITH_LLDPMED=n/g' $(1)/etc/init.d/lldpd
+	sed -i -e '/agentxsocket/d' $(1)/etc/config/lldpd
 endif
 endef
 

package/network/services/lldpd/files/lldpd.config

@@ -7,7 +7,9 @@ config lldpd config
 	option agentxsocket /var/run/agentx.sock
 
 	option lldp_class 4
-	option lldp_location "2:FR:6:Commercial Rd:3:Roseville:19:4"
+	# lldp_policy only needed for lldp_class 2-3
+	# option lldp_policy 'application streaming-video unknown'
+	option lldp_location "address country EU"
 
 	# if empty, the distribution description is sent
 	#option lldp_description "OpenWrt System"

package/network/services/lldpd/files/lldpd.init

@@ -1,15 +1,29 @@
 #!/bin/sh /etc/rc.common
 # Copyright (C) 2008-2015 OpenWrt.org
+# shellcheck disable=1091,2034,3037,3043,3045
 
 START=90
 STOP=01
 
+CONFIG_LLDPD_WITH_CDP=y
+CONFIG_LLDPD_WITH_EDP=y
+CONFIG_LLDPD_WITH_FDP=y
+CONFIG_LLDPD_WITH_LLDPMED=y
+CONFIG_LLDPD_WITH_SNMP=y
+CONFIG_LLDPD_WITH_SONMP=y
+
 USE_PROCD=1
+LLDPDBIN=/usr/sbin/lldpd
 LLDPCLI=/usr/sbin/lldpcli
 LLDPSOCKET=/var/run/lldpd.socket
 LLDPD_CONF=/tmp/lldpd.conf
 LLDPD_CONFS_DIR=/tmp/lldpd.d
 
+LLDPD_RUN=/var/run/lldpd
+LLDPD_RESTART_HASH=${LLDPD_RUN}/lldpd.restart_hash
+
+. "$IPKG_INSTROOT/lib/functions/network.sh"
+
 find_release_info()
 {
 	[ -s /etc/os-release ] && . /etc/os-release
@@ -19,10 +33,73 @@ find_release_info()
 	echo "${PRETTY_NAME:-Unknown OpenWrt release} @ $(cat /proc/sys/kernel/hostname)"
 }
 
+get_config_restart_hash() {
+	local var="$1"
+	local _string _hash v
+
+	config_load 'lldpd'
+
+	config_get      v 'config' 'lldp_class'; append _string "$v" ","
+	if [ "$CONFIG_LLDPD_WITH_SNMP" = "y" ]; then
+		config_get      v 'config' 'agentxsocket'; append _string "$v" ","
+	fi
+	config_get      v 'config' 'cid_interface'; append _string "$v" ","
+	config_get      v 'config' 'filter'; append _string "$v" ","
+	config_get_bool v 'config' 'readonly_mode'; append _string "$v" ","
+	config_get_bool v 'config' 'lldp_no_version'; append _string "$v" ","
+	if [ "$CONFIG_LLDPD_WITH_LLDPMED" = "y" ]; then
+		config_get_bool v 'config' 'lldpmed_no_inventory'; append _string "$v" ","
+	fi
+	config_get_bool v 'config' 'enable_lldp' 1; append _string "$v" ","
+	config_get_bool v 'config' 'force_lldp'; append _string "$v" ","
+	if [ "$CONFIG_LLDPD_WITH_CDP" = "y" ]; then
+		config_get_bool v 'config' 'enable_cdp'; append _string "$v" ","
+		config_get      v 'config' 'cdp_version'; append _string "$v" ","
+		config_get_bool v 'config' 'force_cdp'; append _string "$v" ","
+		config_get_bool v 'config' 'force_cdpv2'; append _string "$v" ","
+	fi
+	if [ "$CONFIG_LLDPD_WITH_EDP" = "y" ]; then
+		config_get_bool v 'config' 'enable_edp'; append _string "$v" ","
+		config_get_bool v 'config' 'force_edp'; append _string "$v" ","
+	fi
+	if [ "$CONFIG_LLDPD_WITH_FDP" = "y" ]; then
+		config_get_bool v 'config' 'enable_fdp'; append _string "$v" ","
+		config_get_bool v 'config' 'force_fdp'; append _string "$v" ","
+	fi
+	if [ "$CONFIG_LLDPD_WITH_SONMP" = "y" ]; then
+		config_get_bool v 'config' 'enable_sonmp'; append _string "$v" ","
+		config_get_bool v 'config' 'force_sonmp'; append _string "$v" ","
+	fi
+
+	_hash=$(echo -n "${_string}" | md5sum | awk '{ print $1 }')
+	export -n "$var=$_hash"
+}
+
+get_config_cid_ifaces() {
+	local _ifaces
+	config_get _ifaces 'config' "$2"
+
+	local _iface _ifnames=""
+	# Set noglob to prevent '*' capturing diverse file names in the for ... in
+	set -o noglob
+	for _iface in $_ifaces; do
+
+		local _l2device=""
+		if network_get_physdev _l2device "$_iface" || [ -e "/sys/class/net/$_iface" ]; then
+			append _ifnames "${_l2device:-$_iface}" ","
+		else
+			# Glob case (interface is e.g. '!eth1' or 'eth*' or '*')
+			append _ifnames "$_iface" ","
+		fi
+	done
+	# Turn noglob off i.e. enable glob again
+	set +o noglob
+
+	export -n "${1}=$_ifnames"
+}
+
 write_lldpd_conf()
 {
-	. /lib/functions/network.sh
-
 	local lldp_description
 
 	config_load 'lldpd'
@@ -31,94 +108,294 @@ write_lldpd_conf()
 	local lldp_hostname
 	config_get lldp_hostname 'config' 'lldp_hostname' "$(cat /proc/sys/kernel/hostname)"
 
-	local ifaces
+	local ifnames
-	config_get ifaces 'config' 'interface'
+	get_config_cid_ifaces ifnames "interface"
-
-	local iface ifnames=""
-	for iface in $ifaces; do
-		local ifname=""
-		if network_get_device ifname "$iface" || [ -e "/sys/class/net/$iface" ]; then
-			append ifnames "${ifname:-$iface}" ","
-		fi
-	done
 
 	local lldp_mgmt_ip
 	config_get lldp_mgmt_ip 'config' 'lldp_mgmt_ip'
 
+	# Configurable capabilities in lldpd >= v1.0.15: defaults to 'unconfigured' i.e. kernel info
+	local lldp_syscapabilities
+	config_get lldp_syscapabilities 'config' 'lldp_syscapabilities'
+
+	# Configurable capabilities in lldpd >= v1.0.15: defaults to on in lldpd
+	local lldp_capability_advertisements
+	config_get_bool lldp_capability_advertisements 'config' 'lldp_capability_advertisements' 1
+
+	# Broadcast management address in lldpd >= 0.7.15: defaults to on in lldpd
+	local lldp_mgmt_addr_advertisements
+	config_get_bool lldp_mgmt_addr_advertisements 'config' 'lldp_mgmt_addr_advertisements' 1
+
+	if [ "$CONFIG_LLDPD_WITH_LLDPMED" = "y" ]; then
+		local lldpmed_fast_start
+		config_get_bool lldpmed_fast_start 'config' 'lldpmed_fast_start' 0
+
+		local lldpmed_fast_start_tx_interval
+		config_get lldpmed_fast_start_tx_interval 'config' 'lldpmed_fast_start_tx_interval' 0
+
+		local lldp_location
+		config_get lldp_location 'config' 'lldp_location'
+
+		local lldp_class
+		config_get lldp_class 'config' 'lldp_class'
+
+		local lldp_policy
+		config_get lldp_policy 'config' 'lldp_policy'
+
+	fi
+
+	local lldp_agenttype
+	config_get lldp_agenttype 'config' 'lldp_agenttype' 'nearest-bridge'
+
+	local lldp_portidsubtype
+	config_get lldp_portidsubtype 'config' 'lldp_portidsubtype' 'macaddress'
+
+	local lldp_platform
+	config_get lldp_platform 'config' 'lldp_platform' ""
+
+	local lldp_tx_interval
+	config_get lldp_tx_interval 'config' 'lldp_tx_interval' 0
+
+	local lldp_tx_hold
+	config_get lldp_tx_hold 'config' 'lldp_tx_hold' 0
+
 	# Clear out the config file first
 	echo -n > "$LLDPD_CONF"
-	[ -n "$ifnames" ] && echo "configure system interface pattern" "$ifnames" >> "$LLDPD_CONF"
+	[ -n "$ifnames" ] && echo "configure system interface pattern $ifnames" >> "$LLDPD_CONF"
 	[ -n "$lldp_description" ] && echo "configure system description" "\"$lldp_description\"" >> "$LLDPD_CONF"
 	[ -n "$lldp_hostname" ] && echo "configure system hostname" "\"$lldp_hostname\"" >> "$LLDPD_CONF"
 	[ -n "$lldp_mgmt_ip" ] && echo "configure system ip management pattern" "\"$lldp_mgmt_ip\"" >> "$LLDPD_CONF"
+	[ -n "$lldp_syscapabilities" ] && echo "configure system capabilities enabled $lldp_syscapabilities" >> "$LLDPD_CONF"
+
+	if [ "$CONFIG_LLDPD_WITH_LLDPMED" = "y" ] && [ "$lldpmed_fast_start" -gt 0 ]; then
+		if [ "$lldpmed_fast_start_tx_interval" -gt 0 ]; then
+			echo "configure med fast-start tx-interval $lldpmed_fast_start_tx_interval" >> "$LLDPD_CONF"
+		else
+			echo "configure med fast-start enable" >> "$LLDPD_CONF"
+		fi
+	fi
+	if [ "$CONFIG_LLDPD_WITH_LLDPMED" = "y" ]; then
+		# other 'configure med xxx' statements go here
+
+		[ -n "$lldp_location" ] && echo "configure med location" "$lldp_location" >> "$LLDPD_CONF"
+
+		# Manual states that if Class (-M) is 2 or 3, at least one network policy must be defined
+		case "$lldp_class" in
+			2 | 3 ) [ -n "$lldp_policy" ] && echo "configure med policy $lldp_policy" >> "$LLDPD_CONF"
+			;;
+		esac
+
+	fi
+
+	[ -n "$lldp_agenttype" ] && echo "configure lldp agent-type" "\"$lldp_agenttype\"" >> "$LLDPD_CONF"
+	[ -n "$lldp_portidsubtype" ] && echo "configure lldp portidsubtype" "\"$lldp_portidsubtype\"" >> "$LLDPD_CONF"
+	[ -n "$lldp_platform" ] && echo "configure system platform" "\"$lldp_platform\"" >> "$LLDPD_CONF"
+	[ -n "$lldp_tx_interval" ] && echo "configure lldp tx-interval $lldp_tx_interval" >> "$LLDPD_CONF"
+	[ "$lldp_tx_hold" -gt 0 ] && echo "configure lldp tx-hold $lldp_tx_hold" >> "$LLDPD_CONF"
+	[ "$lldp_capability_advertisements" -gt 0 ] && echo "configure lldp capabilities-advertisements" >> "$LLDPD_CONF" ||\
+		echo "unconfigure lldp capabilities-advertisements" >> "$LLDPD_CONF"
+	[ "$lldp_mgmt_addr_advertisements" -gt 0 ] && echo "configure lldp management-addresses-advertisements" >> "$LLDPD_CONF" ||\
+		echo "unconfigure lldp management-addresses-advertisements" >> "$LLDPD_CONF"
 
 	# Since lldpd's sysconfdir is /tmp, we'll symlink /etc/lldpd.d to /tmp/$LLDPD_CONFS_DIR
-	[ -e $LLDPD_CONFS_DIR ] || ln -s /etc/lldpd.d $LLDPD_CONFS_DIR
+	[ -e "$LLDPD_CONFS_DIR" ] || ln -s /etc/lldpd.d "$LLDPD_CONFS_DIR"
-}
-
-service_triggers() {
-	procd_add_reload_trigger "lldpd"
 }
 
 start_service() {
 
+	local enable_lldp
+	local force_lldp
 	local enable_cdp
+	local cdp_version
+	local force_cdp
+	local force_cdpv2
 	local enable_fdp
+	local force_fdp
 	local enable_sonmp
+	local force_sonmp
 	local enable_edp
+	local force_edp
 	local lldp_class
-	local lldp_location
+	local lldp_no_version
+	local lldpmed_no_inventory
 	local readonly_mode
 	local agentxsocket
+	local filter
 
 	config_load 'lldpd'
+	config_get_bool enable_lldp 'config' 'enable_lldp' 1
+	config_get_bool force_lldp 'config' 'force_lldp' 0
+	if [ "$CONFIG_LLDPD_WITH_CDP" = "y" ]; then
 		config_get_bool enable_cdp 'config' 'enable_cdp' 0
+		config_get cdp_version 'config' 'cdp_version' 'cdpv1v2'
+		config_get_bool force_cdp 'config' 'force_cdp' 0
+		config_get_bool force_cdpv2 'config' 'force_cdpv2' 0
+	fi
+	if [ "$CONFIG_LLDPD_WITH_FDP" = "y" ]; then
 		config_get_bool enable_fdp 'config' 'enable_fdp' 0
+		config_get_bool force_fdp 'config' 'force_fdp' 0
+	fi
+	if [ "$CONFIG_LLDPD_WITH_SONMP" = "y" ]; then
 		config_get_bool enable_sonmp 'config' 'enable_sonmp' 0
+		config_get_bool force_sonmp 'config' 'force_sonmp' 0
+	fi
+	if [ "$CONFIG_LLDPD_WITH_EDP" = "y" ]; then
 		config_get_bool enable_edp 'config' 'enable_edp' 0
+		config_get_bool force_edp 'config' 'force_edp' 0
+	fi
 	config_get lldp_class 'config' 'lldp_class'
-	config_get lldp_location 'config' 'lldp_location'
+	config_get_bool lldp_no_version 'config' 'lldp_no_version' 0
+	if [ "$CONFIG_LLDPD_WITH_LLDPMED" = "y" ]; then
+		config_get_bool lldpmed_no_inventory 'config' 'lldpmed_no_inventory' 0
+	fi
 	config_get_bool readonly_mode 'config' 'readonly_mode' 0
+	if [ "$CONFIG_LLDPD_WITH_SNMP" = "y" ]; then
 		config_get agentxsocket 'config' 'agentxsocket'
+	fi
+	config_get filter 'config' 'filter' 15
 
-	mkdir -p /var/run/lldp
+	mkdir -p ${LLDPD_RUN}
-	chown lldp:lldp /var/run/lldp
+	chown lldp:lldp ${LLDPD_RUN}
 
 	# When lldpd starts, it also loads up what we write in this config file
 	write_lldpd_conf
 
 	procd_open_instance
-	procd_set_param command /usr/sbin/lldpd -d
+	procd_set_param command ${LLDPDBIN}
+	procd_append_param command -d
 
-	[ $enable_cdp -gt 0 ] && procd_append_param command '-c'
+	if [ "$enable_lldp" -gt 0 ]; then
-	[ $enable_fdp -gt 0 ] && procd_append_param command '-f'
+		if [ "$force_lldp" -gt 0 ]; then
-	[ $enable_sonmp -gt 0 ] && procd_append_param command '-s'
+			procd_append_param command '-l'
-	[ $enable_edp -gt 0 ] && procd_append_param command '-e'
+		fi
-	[ $readonly_mode -gt 0 ] && procd_append_param command '-r'
+	else
+		# Disable LLDP
+		procd_append_param command '-ll'
+	fi
+
+	if [ "$CONFIG_LLDPD_WITH_CDP" = "y" ] && [ "$enable_cdp" -gt 0 ]; then
+		if [ "$cdp_version" = "cdpv2" ]; then
+			if [ "$force_cdp" -gt 0 ]; then
+				# CDPv1 disabled, CDPv2 forced
+				procd_append_param command '-ccccc'
+			else
+				# CDPv1 disabled, CDPv2 enabled
+				procd_append_param command '-cccc'
+			fi
+		elif [ "$cdp_version" = "cdpv1v2" ]; then
+			if [ "$force_cdp" -gt 0 ] && [ "$force_cdpv2" -gt 0 ]; then
+				# CDPv1 enabled, CDPv2 forced
+				procd_append_param command '-ccc'
+			elif [ "$force_cdp" -gt 0 ]; then
+				# CDPv1 forced, CDPv2 enabled
+				procd_append_param command '-cc'
+			else
+				# CDPv1 and CDPv2 enabled
+				procd_append_param command '-c'
+			fi
+		fi
+	fi
+
+	if [ "$CONFIG_LLDPD_WITH_FDP" = "y" ] && [ "$enable_fdp" -gt 0 ]; then
+		if [ "$force_fdp" -gt 0 ]; then
+			# FDP enabled and forced
+			procd_append_param command '-ff'
+		else
+			# FDP enabled
+			procd_append_param command '-f'
+		fi
+	fi
+
+	if [ "$CONFIG_LLDPD_WITH_SONMP" = "y" ] && [ "$enable_sonmp" -gt 0 ]; then
+		if [ "$force_sonmp" -gt 0 ]; then
+			# SONMP enabled and forced
+			procd_append_param command '-ss'
+		else
+			# SONMP enabled
+			procd_append_param command '-s'
+		fi
+	fi
+
+	if [ "$CONFIG_LLDPD_WITH_EDP" = "y" ] && [ "$enable_edp" -gt 0 ]; then
+		if [ "$force_edp" -gt 0 ]; then
+			# EDP enabled and forced
+			procd_append_param command '-ee'
+		else
+			# EDP enabled
+			procd_append_param command '-e'
+		fi
+	fi
+
+	[ "$readonly_mode" -gt 0 ] && procd_append_param command '-r'
+	[ "$lldp_no_version" -gt 0 ] && procd_append_param command '-k'
+	[ "$CONFIG_LLDPD_WITH_LLDPMED" = "y" ] && [ "$lldpmed_no_inventory" -gt 0 ] && procd_append_param command '-i'
 	[ -n "$lldp_class" ] && procd_append_param command -M "$lldp_class"
-	[ -n "$agentxsocket" ] && procd_append_param command -x -X "$agentxsocket"
+	[ "$CONFIG_LLDPD_WITH_SNMP" = "y" ] && [ -n "$agentxsocket" ] && procd_append_param command -x -X "$agentxsocket"
+	[ -n "$filter" ] && procd_append_param command -H "$filter"
+
+    # ChassisID interfaces
+	local ifnames
+	get_config_cid_ifaces ifnames "cid_interface"
+
+	[ -n "$ifnames" ] && procd_append_param command -C "$ifnames"
+
+    # Overwrite default configuration locations processed by lldpcli at start
+	procd_append_param command -O "$LLDPD_CONF"
+
+	local restart_hash
+	get_config_restart_hash restart_hash
+	echo -n "$restart_hash" > "$LLDPD_RESTART_HASH"
 
 	# set auto respawn behavior
 	procd_set_param respawn
 	procd_close_instance
 }
 
+service_triggers() {
+	procd_add_config_trigger "config.change" "lldpd" /etc/init.d/lldpd reload
+}
+
 reload_service() {
 	running || return 1
-	$LLDPCLI -u $LLDPSOCKET &> /dev/null <<-EOF
+	
+	local running_hash=""
+	local config_hash=""
+
+	get_config_restart_hash config_hash
+	[ -f ${LLDPD_RESTART_HASH} ] && running_hash=$(cat "$LLDPD_RESTART_HASH")
+
+	if [ "x$running_hash" != "x$config_hash" ]; then
+		# Restart LLDPd
+		# Some parameters can't be configured at runtime
+		restart
+		return 0
+	fi
+
+	$LLDPCLI -u "$LLDPSOCKET" >/dev/null 2>&1 <<-EOF
 		pause
 		unconfigure lldp custom-tlv
+		unconfigure lldp capabilities-advertisements
+		unconfigure lldp management-addresses-advertisements
+		# unconfigures user-configured system capabilities, and instead uses the kernel information:
+		unconfigure system capabilities enabled
 		unconfigure system interface pattern
 		unconfigure system description
 		unconfigure system hostname
 		unconfigure system ip management pattern
+		unconfigure system platform
 	EOF
+	if [ "$CONFIG_LLDPD_WITH_LLDPMED" = "y" ]; then
+		$LLDPCLI -u "$LLDPSOCKET" >/dev/null 2>&1 <<-EOF
+			unconfigure med fast-start
+		EOF
+
+	fi
 	# Rewrite lldpd.conf
 	# If something changed it should be included by the lldpcli call
 	write_lldpd_conf
-	$LLDPCLI -u $LLDPSOCKET -c $LLDPD_CONF -c $LLDPD_CONFS_DIR &> /dev/null
+	$LLDPCLI -u "$LLDPSOCKET" -c "$LLDPD_CONF" -c "$LLDPD_CONFS_DIR" >/dev/null 2>&1 
 	# Broadcast update over the wire
-	$LLDPCLI -u $LLDPSOCKET &> /dev/null <<-EOF
+	$LLDPCLI -u "$LLDPSOCKET" >/dev/null 2>&1 <<-EOF
 		resume
 		update
 	EOF
@@ -126,5 +403,6 @@ reload_service() {
 }
 
 stop_service() {
-	rm -rf /var/run/lldp $LLDPSOCKET
+	rm -rf ${LLDPD_RUN} "$LLDPSOCKET" >/dev/null 2>&1
 }
+

target/linux/ramips/image/mt7621.mk

@@ -2107,6 +2107,7 @@ TARGET_DEVICES += sercomm_na502
 
 define Device/sercomm_na502s
   $(Device/nand)
+  $(Device/uimage-lzma-loader)
   IMAGE_SIZE := 20971520
   DEVICE_VENDOR := SERCOMM
   DEVICE_MODEL := NA502S