#!/bin/sh # # $NetBSD: ipsec,v 1.15 2018/08/13 09:16:06 christos Exp $ # # PROVIDE: ipsec # REQUIRE: root bootconf mountcritlocal tty # BEFORE: DAEMON $_rc_subr_loaded . /etc/rc.subr name="ipsec" rcvar=$name start_precmd="ipsec_prestart" start_cmd="ipsec_start" stop_precmd="test -f /etc/ipsec.conf" stop_cmd="ipsec_stop" reload_cmd="ipsec_reload" extra_commands="reload" ipsec_prestart() { if [ ! -f /etc/ipsec.conf ]; then warn "/etc/ipsec.conf not readable; ipsec start aborted." stop_boot return 1 fi return 0 } ipsec_getip() { ifconfig $1 | while IFS="${IFS}/" read what address rest; do case "$what" in inet) echo "local v4_addr=$address;";; inet6) case "$address" in fe80:) ;; *) echo "local v6_addr=$address;";; esac;; esac done } ipsec_load() { if [ -z "$1" ]; then /sbin/setkey -f /etc/ipsec.conf else sed -e "s/@LOCAL_ADDR@/$1/" \ -e "s/@LOCAL_ADDR_V4@/$1/" \ -e "s/@LOCAL_ADDR_V6@/$2/" /etc/ipsec.conf | \ /sbin/setkey -f - fi } ipsec_configure() { while true; do eval $(ipsec_getip "$ipsec_flags") case "$v4_addr" in '') sleep 1;; "0.0.0.0") sleep 1;; *) ipsec_load "$v4_addr" "$v6_addr"; return;; esac done & } ipsec_start() { echo "Installing ipsec manual keys/policies." if [ -n "$ipsec_flags" ]; then ipsec_configure else ipsec_load fi } ipsec_stop() { echo "Clearing ipsec manual keys/policies." # still not 100% sure if we would like to do this. # it is very questionable to do this during shutdown session, since # it can hang any of remaining IPv4/v6 session. # /sbin/setkey -F /sbin/setkey -FP } ipsec_reload() { echo "Reloading ipsec manual keys/policies." ipsec_stop ipsec_start } load_rc_config $name run_rc_command "$1"