source: hybrid/branches/releng-10/nanobsd/ports/net/lvrouted/files/lvrouted.in

#!/bin/sh
#
# Control lvrouted routing daemon status
#

# PROVIDE: lvrouted
# REQUIRE: NETWORKING
# BEFORE: netwait
# KEYWORD: nojail

. /etc/rc.subr

: ${lvrouted_enable="NO"}
: ${lvrouted_flags=""}

name="lvrouted"

rcvars="${name}_flags"
load_rc_config $name

command="%%PREFIX%%/sbin/${name}"
pid_file="/var/run/${name}.pid" 

start_precmd="lvrouted_flush_routes"

# XXX: Needs to be a flag to disable
# XXX: lvrouted should mark their added routed protocol specific (see: man 8 route)
# lvrouted requires no route to exists before start as it is not able to alter
# old routes, so make it flush all dynamic generated routes
lvrouted_flush_routes() {
        
        # XXX: Does the looping bug still exists?
        # Keep looping till we whiped _all_ dynamic generated routes
        while true; do
                netstat -nr -f inet | awk '{if ($3 ~ /.*D.*/) { exit 1} }'
                if [ $? -eq 0 ]; then
                        break
                fi
                echo "WARNING: Flushing all existing DYNAMIC routes" 1>&2
                netstat -nr -f inet | awk '{if ($3 ~ /.*D.*/) {print $1} }' | xargs -n 1 route delete
        done
} 

run_rc_command "$1"