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#!/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
[ -z "$PRETTY_NAME" ] && [ -s /etc/openwrt_version ] && \
PRETTY_NAME="$(cat /etc/openwrt_version)"
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=""
for _iface in $_ifaces; do
local _ifname=""
if network_get_device _ifname "$_iface" || [ -e "/sys/class/net/$_iface" ]; then
append _ifnames "${_ifname:-$_iface}" ","
fi
done
export -n "${1}=$_ifnames"
}
write_lldpd_conf()
{
local lldp_description
config_load 'lldpd'
config_get lldp_description 'config' 'lldp_description' "$(find_release_info)"
local lldp_hostname
config_get lldp_hostname 'config' 'lldp_hostname' "$(cat /proc/sys/kernel/hostname)"
local ifnames
get_config_cid_ifaces ifnames "interface"
local lldp_mgmt_ip
config_get lldp_mgmt_ip 'config' 'lldp_mgmt_ip'
local lldp_syscapabilities
config_get lldp_syscapabilities 'config' 'lldp_syscapabilities'
if [ "$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 "$lldp_description" ] && echo "configure system description" "\"$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"
# 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 "$LLDPD_CONFS_DIR"
}
start_service() {
local enable_lldp
local force_lldp
local enable_cdp
local cdp_version
local force_cdp
local force_cdpv2
local enable_fdp
local force_fdp
local enable_sonmp
local force_sonmp
local enable_edp
local force_edp
local lldp_class
local lldp_no_version
local lldpmed_no_inventory
local readonly_mode
local agentxsocket
local filter
config_load 'lldpd'
config_get_bool enable_lldp 'config' 'enable_lldp' 1
config_get_bool force_lldp 'config' 'force_lldp' 0
if [ "$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 [ "$CONFIG_LLDPD_WITH_EDP" = "y" ]; then
config_get_bool enable_edp 'config' 'enable_edp' 0
config_get_bool force_edp 'config' 'force_edp' 0
fi
config_get lldp_class 'config' 'lldp_class'
config_get_bool lldp_no_version 'config' 'lldp_no_version' 0
if [ "$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 ${LLDPD_RUN}
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 ${LLDPDBIN}
procd_append_param command -d
if [ "$enable_lldp" -gt 0 ]; then
if [ "$force_lldp" -gt 0 ]; then
procd_append_param command '-l'
fi
else
# Disable LLDP
procd_append_param command '-ll'
fi
if [ "$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"
[ "$CONFIG_LLDPD_WITH_SNMP" = "y" ] && [ -n "$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
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" 2>&1 /dev/null <<-EOF
pause
unconfigure lldp custom-tlv
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" 2>&1 /dev/null <<-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" 2>&1 /dev/null
# Broadcast update over the wire
$LLDPCLI -u "$LLDPSOCKET" 2>&1 /dev/null <<-EOF
resume
update
EOF
return 0
}
stop_service() {
rm -rf ${LLDPD_RUN} "$LLDPSOCKET" 2> /dev/null
}
|