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

   1 #!/bin/sh /etc/rc.common
   2 # Copyright (C) 2008-2015 OpenWrt.org
   3
   4 START=90
   5 STOP=01
   6
   7 USE_PROCD=1
   8 LLDPCLI=/usr/sbin/lldpcli
   9 LLDPSOCKET=/var/run/lldpd.socket
  10
  11 find_release_info()
  12 {
  13         [ -s /etc/openwrt_release ] && . /etc/openwrt_release
  14         [ -z "$DISTRIB_DESCRIPTION" ] && [ -s /etc/openwrt_version ] && \
  15                 DISTRIB_DESCRIPTION="$(cat /etc/openwrt_version)"
  16
  17         echo "${DISTRIB_DESCRIPTION:-Unknown OpenWrt release} @ $(cat /proc/sys/kernel/hostname)"
  18 }
  19
  20 start_service() {
  21         . /lib/functions/network.sh
  22
  23         local enable_cdp
  24         local enable_fdp
  25         local enable_sonmp
  26         local enable_edp
  27         local lldp_class
  28         local lldp_location
  29         local lldp_description
  30         local readonly_mode
  31
  32         config_load 'lldpd'
  33         config_get_bool enable_cdp 'config' 'enable_cdp' 0
  34         config_get_bool enable_fdp 'config' 'enable_fdp' 0
  35         config_get_bool enable_sonmp 'config' 'enable_sonmp' 0
  36         config_get_bool enable_edp 'config' 'enable_edp' 0
  37         config_get lldp_class 'config' 'lldp_class'
  38         config_get lldp_location 'config' 'lldp_location'
  39         config_get lldp_description 'config' 'lldp_description' "$(find_release_info)"
  40         config_get_bool readonly_mode 'config' 'readonly_mode' 0
  41
  42         local ifaces
  43         config_get ifaces 'config' 'interface'
  44
  45         local iface ifnames=""
  46         for iface in $ifaces; do
  47                 local ifname=""
  48                 if network_get_device ifname "$iface" || [ -e "/sys/class/net/$iface" ]; then
  49                         append ifnames "${ifname:-$iface}" ","
  50                 fi
  51         done
  52
  53         mkdir -p /var/run/lldp
  54         chown lldp:lldp /var/run/lldp
  55
  56         procd_open_instance
  57         procd_set_param command /usr/sbin/lldpd
  58         procd_append_param command -d # don't daemonize, procd will handle that for us
  59
  60         [ -n "$ifnames" ] && procd_append_param command -I "$ifnames"
  61         [ $enable_cdp -gt 0 ] && procd_append_param command '-c'
  62         [ $enable_fdp -gt 0 ] && procd_append_param command '-f'
  63         [ $enable_sonmp -gt 0 ] && procd_append_param command '-s'
  64         [ $enable_edp -gt 0 ] && procd_append_param command '-e'
  65         [ $readonly_mode -gt 0 ] && procd_append_param command '-r'
  66         [ -n "$lldp_class" ] && procd_append_param command -M "$lldp_class"
  67         [ -n "$lldp_description" ] && procd_append_param command -S "$lldp_description"
  68
  69         # set auto respawn behavior
  70         procd_set_param respawn
  71         procd_append_param respawn 3600
  72         procd_append_param respawn 5
  73         procd_append_param respawn -1
  74         procd_close_instance
  75 }
  76
  77 service_running() {
  78         pgrep -x /usr/sbin/lldpd &> /dev/null
  79 }
  80
  81 reload_service() {
  82         running || return 1
  83         # Custom TLVs are special and should be
  84         # reloaded from config during lldpd reload
  85         $LLDPCLI -u $LLDPSOCKET unconfigure lldp custom-tlv &> /dev/null
  86         $LLDPCLI -u $LLDPSOCKET -c /etc/lldpd.conf -c /etc/lldpd.d &> /dev/null
  87         # Broadcast update over the wire
  88         $LLDPCLI -u $LLDPSOCKET update &> /dev/null
  89         return 0
  90 }
  91
  92 stop_service() {
  93         rm -rf /var/run/lldp $LLDPSOCKET
  94 }