openwrt_deco_e4r/package/relayd/files/relay.init

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#!/bin/sh /etc/rc.common
# Copyright (c) 2011-2012 OpenWrt.org
START=80
resolve_ifname() {
grep -qs "^ *$1:" /proc/net/dev && {
append args "-I $1"
append ifaces "$1"
}
}
resolve_network() {
local ifn
fixup_interface "$1"
config_get ifn "$1" ifname
[ -z "$ifn" ] && return 1
resolve_ifname "$ifn"
}
start_relay() {
local cfg="$1"
local args=""
local ifaces=""
config_get proto "$cfg" proto
[[ "$proto" == relay ]] || return 0
SERVICE_DAEMONIZE=1
SERVICE_WRITE_PID=1
SERVICE_PID_FILE="/var/run/relay-$cfg.pid"
[ -f "$SERVICE_PID_FILE" ] && {
if grep -q relayd "/proc/$(cat $SERVICE_PID_FILE)/cmdline"; then
return 0
else
rm -f "$SERVICE_PID_FILE"
fi
}
local net networks
config_get networks "$cfg" network
for net in $networks; do
resolve_network "$net" || {
return 1
}
done
local ifn ifnames
config_get ifnames "$cfg" ifname
for ifn in $ifnames; do
resolve_ifname "$ifn"
done
local ipaddr
config_get ipaddr "$cfg" ipaddr
[ -n "$ipaddr" ] && append args "-L $ipaddr"
local gateway
config_get gateway "$cfg" gateway
[ -n "$gateway" ] && append args "-G $gateway"
local expiry # = 30
config_get expiry "$cfg" expiry
[ -n "$expiry" ] && append args "-t $expiry"
local retry # = 5
config_get retry "$cfg" retry
[ -n "$retry" ] && append args "-p $retry"
local table # = 16800
config_get table "$cfg" table
[ -n "$table" ] && append args "-T $table"
local fwd_bcast # = 1
config_get_bool fwd_bcast "$cfg" forward_bcast 1
[ $fwd_bcast -eq 1 ] && append args "-B"
local fwd_dhcp # = 1
config_get_bool fwd_dhcp "$cfg" forward_dhcp 1
[ $fwd_dhcp -eq 1 ] && append args "-D"
service_start /usr/sbin/relayd $args
}
stop() {
for pid in /var/run/relay-*.pid; do
SERVICE_PID_FILE="$pid"
service_stop /usr/sbin/relayd
rm -f "$SERVICE_PID_FILE"
done
}
start() {
include /lib/network
config_load network
config_foreach start_relay interface
}