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#!/bin/sh /etc/rc.common
START=90
EXPORTER=/usr/sbin/wprobe-ipfix
UTIL=/sbin/wprobe-util
wprobe_ssd() {
local cmd="$1"; shift
local type="$1"; shift
local app="$1"; shift
start-stop-daemon "$cmd" -p "/var/run/wprobe-$type.pid" -b ${app:+-x "$app"} -m -- "$@"
}
stop_wprobe() {
local type="$1"
[ -f "/var/run/wprobe-$type.pid" ] && wprobe_ssd -K "$type"
rm -f "/var/run/wprobe-$type.pid"
}
config_wprobe() {
config_get ifname "$cfg" ifname
config_get interval "$cfg" interval
[ -n "$interval" ] || interval=100
$UTIL "$ifname" -i "$interval" 2>/dev/null >/dev/null
}
start_proxy() {
config_get port "$cfg" port
wprobe_ssd -S proxy "$UTIL" -P -p "${port:-19770}"
}
start_ipfix() {
local cfg="$1"
config_get ifname "$cfg" interface
config_get host "$cfg" host
config_get port "$cfg" port
config_get proto "$cfg" proto
case "$proto" in
sctp) proto="-s";;
tcp) proto="-t";;
udp) proto="-u";;
*) proto="-t";;
esac
[ -z "$ifname" -o -z "$host" ] && {
echo "wprobe-export: missing host or interface name in config $cfg"
return
}
config_wprobe "$cfg"
wprobe_ssd -S "export-$cfg" "$EXPORTER" "$proto" -i "$ifname" -c "$host" -p "${port:-4739}"
}
start_export() {
local cfg="$1"
config_get export_type "$cfg" type
case "$export_type" in
ipfix) [ -x "$EXPORTER" ] && start_ipfix "$cfg";;
wprobe) start_proxy "$cfg";;
esac
}
stop() {
for f in /var/run/wprobe-*.pid; do
CFG="${f%%.pid}"
CFG="${CFG##/var/run/wprobe-}"
stop_wprobe "$CFG"
done
}
start() {
config_load wprobe
config_foreach config_wprobe interface
config_foreach start_export export
}
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