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128 lines
3.7 KiB
Bash
128 lines
3.7 KiB
Bash
#!/bin/sh /etc/rc.common
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# Copyright (C) 2008-2015 OpenWrt.org
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START=90
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STOP=01
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USE_PROCD=1
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LLDPCLI=/usr/sbin/lldpcli
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LLDPSOCKET=/var/run/lldpd.socket
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LLDPD_CONF=/tmp/lldpd.conf
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LLDPD_CONFS_DIR=/tmp/lldpd.d
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find_release_info()
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{
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[ -s /etc/os-release ] && . /etc/os-release
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[ -z "$PRETTY_NAME" ] && [ -s /etc/openwrt_version ] && \
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PRETTY_NAME="$(cat /etc/openwrt_version)"
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echo "${PRETTY_NAME:-Unknown OpenWrt release} @ $(cat /proc/sys/kernel/hostname)"
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}
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write_lldpd_conf()
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{
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. /lib/functions/network.sh
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local lldp_description
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config_load 'lldpd'
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config_get lldp_description 'config' 'lldp_description' "$(find_release_info)"
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local lldp_hostname
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config_get lldp_hostname 'config' 'lldp_hostname' "$(cat /proc/sys/kernel/hostname)"
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local ifaces
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config_get ifaces 'config' 'interface'
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local iface ifnames=""
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for iface in $ifaces; do
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local ifname=""
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if network_get_device ifname "$iface" || [ -e "/sys/class/net/$iface" ]; then
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append ifnames "${ifname:-$iface}" ","
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fi
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done
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local lldp_mgmt_ip
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config_get lldp_mgmt_ip 'config' 'lldp_mgmt_ip'
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# Clear out the config file first
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echo -n > "$LLDPD_CONF"
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[ -n "$ifnames" ] && echo "configure system interface pattern" "$ifnames" >> "$LLDPD_CONF"
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[ -n "$lldp_description" ] && echo "configure system description" "\"$lldp_description\"" >> "$LLDPD_CONF"
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[ -n "$lldp_hostname" ] && echo "configure system hostname" "\"$lldp_hostname\"" >> "$LLDPD_CONF"
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[ -n "$lldp_mgmt_ip" ] && echo "configure system ip management pattern" "\"$lldp_mgmt_ip\"" >> "$LLDPD_CONF"
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# Since lldpd's sysconfdir is /tmp, we'll symlink /etc/lldpd.d to /tmp/$LLDPD_CONFS_DIR
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[ -e $LLDPD_CONFS_DIR ] || ln -s /etc/lldpd.d $LLDPD_CONFS_DIR
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}
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start_service() {
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local enable_cdp
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local enable_fdp
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local enable_sonmp
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local enable_edp
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local lldp_class
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local lldp_location
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local readonly_mode
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local agentxsocket
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config_load 'lldpd'
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config_get_bool enable_cdp 'config' 'enable_cdp' 0
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config_get_bool enable_fdp 'config' 'enable_fdp' 0
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config_get_bool enable_sonmp 'config' 'enable_sonmp' 0
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config_get_bool enable_edp 'config' 'enable_edp' 0
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config_get lldp_class 'config' 'lldp_class'
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config_get lldp_location 'config' 'lldp_location'
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config_get_bool readonly_mode 'config' 'readonly_mode' 0
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config_get agentxsocket 'config' 'agentxsocket'
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mkdir -p /var/run/lldp
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chown lldp:lldp /var/run/lldp
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# When lldpd starts, it also loads up what we write in this config file
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write_lldpd_conf
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procd_open_instance
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procd_set_param command /usr/sbin/lldpd
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procd_append_param command -d # don't daemonize, procd will handle that for us
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[ $enable_cdp -gt 0 ] && procd_append_param command '-c'
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[ $enable_fdp -gt 0 ] && procd_append_param command '-f'
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[ $enable_sonmp -gt 0 ] && procd_append_param command '-s'
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[ $enable_edp -gt 0 ] && procd_append_param command '-e'
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[ $readonly_mode -gt 0 ] && procd_append_param command '-r'
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[ -n "$lldp_class" ] && procd_append_param command -M "$lldp_class"
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[ -n "$agentxsocket" ] && procd_append_param command -x -X "$agentxsocket"
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# set auto respawn behavior
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procd_set_param respawn
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procd_close_instance
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}
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reload_service() {
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running || return 1
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$LLDPCLI -u $LLDPSOCKET &> /dev/null <<-EOF
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pause
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unconfigure lldp custom-tlv
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unconfigure system interface pattern
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unconfigure system description
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unconfigure system hostname
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unconfigure system ip management pattern
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EOF
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# Rewrite lldpd.conf
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# If something changed it should be included by the lldpcli call
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write_lldpd_conf
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$LLDPCLI -u $LLDPSOCKET -c $LLDPD_CONF -c $LLDPD_CONFS_DIR &> /dev/null
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# Broadcast update over the wire
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$LLDPCLI -u $LLDPSOCKET &> /dev/null <<-EOF
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resume
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update
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EOF
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return 0
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}
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stop_service() {
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rm -rf /var/run/lldp $LLDPSOCKET
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}
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