libreswan: switch to procd

Signed-off-by: Lucian Cristian <lucian.cristian@gmail.com>
This commit is contained in:
Lucian Cristian 2019-10-24 13:56:52 +03:00
parent b38c9a01e2
commit 875883f2d9
2 changed files with 20 additions and 192 deletions

View File

@ -8,7 +8,7 @@ include $(TOPDIR)/rules.mk
PKG_NAME:=libreswan
PKG_VERSION:=3.29
PKG_RELEASE:=1
PKG_RELEASE:=2
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
PKG_SOURCE_URL:=https://download.libreswan.org/

View File

@ -3,205 +3,33 @@
START=90
STOP=10
#USE_PROCD=1
USE_PROCD=1
PROG="/usr/libexec/ipsec/pluto"
IPSEC_SECRETS=/etc/ipsec.secrets
IPSEC_CONF=/etc/ipsec.conf
IPSEC_BIN=/usr/sbin/ipsec
. $IPKG_INSTROOT/lib/functions.sh
EXTRA_COMMANDS=status
EXTRA_HELP=" status Show the status of the service"
# Check that networking is up.
[ "${NETWORKING}" = "no" ] && exit 6
if [ $(id -u) -ne 0 ]; then
echo "permission denied (must be superuser)" | \
logger -s -p daemon.error -t ipsec_setup 2>&1
exit 4
fi
# where the private directory and the config files are
IPSEC_EXECDIR="${IPSEC_EXECDIR-/usr/libexec/ipsec}"
IPSEC_SBINDIR="${IPSEC_SBINDIR-/usr/sbin}"
IPSEC_CONF="${IPSEC_CONF-/etc/ipsec.conf}"
unset PLUTO_OPTIONS
rundir=/var/run/pluto
plutopid=${rundir}/pluto.pid
plutoctl=${rundir}/pluto.ctl
lockdir=/var/lock
lockfile=${lockdir}/ipsec
ipsecversion=/proc/net/ipsec_version
kamepfkey=/proc/net/pfkey
# /etc/resolv.conf related paths
LIBRESWAN_RESOLV_CONF=${rundir}/libreswan-resolv-conf-backup
ORIG_RESOLV_CONF=/etc/resolv.conf
# misc setup
umask 022
# standardize PATH, and export it for everything else's benefit
PATH="${IPSEC_SBINDIR}":/sbin:/usr/sbin:/usr/local/bin:/bin:/usr/bin
export PATH
mkdir -p ${rundir}
chmod 700 ${rundir}
verify_config() {
[ -f ${IPSEC_CONF} ] || exit 6
config_error=$(ipsec addconn --config ${IPSEC_CONF} --checkconfig 2>&1)
RETVAL=$?
if [ ${RETVAL} -gt 0 ]; then
echo "Configuration error - the following error occurred:"
echo ${config_error}
echo "IKE daemon status was not modified"
exit ${RETVAL}
fi
checkconfig() {
${IPSEC_BIN} addconn --checkconfig || return 1
}
start() {
echo -n "Starting pluto IKE daemon for IPsec: "
start_service() {
checkconfig || return 1
ipsec _stackmanager start
# pluto searches the current directory, so this is required for making it selinux compliant
cd /
# Create nss db or convert from old format to new sql format
ipsec --checknss
# Enable nflog if configured
ipsec --checknflog > /dev/null
# This script will enter an endless loop to ensure pluto restarts on crash
ipsec _plutorun --config ${IPSEC_CONF} --nofork ${PLUTO_OPTIONS} & [ -d ${lockdir} ] || mkdir -p ${lockdir}
touch ${lockfile}
# Because _plutorun starts pluto at background we need to make sure pluto is started
# before we know if start was successful or not
for waitsec in 1 2 3 4 5; do
if status >/dev/null; then
RETVAL=0
break
else
echo -n "."
sleep 1
RETVAL=1
fi
done
if [ ${RETVAL} -ge 1 ]; then
rm -f ${lockfile}
fi
echo
return ${RETVAL}
procd_open_instance
procd_set_param command $PROG --config ${IPSEC_CONF} --nofork --secretsfile ${IPSEC_SECRETS}
procd_set_param respawn
procd_close_instance
}
stop() {
if [ -e ${plutoctl} ]; then
echo "Shutting down pluto IKE daemon"
ipsec whack --shutdown 2>/dev/null
# don't use seq, might not exist on embedded
for waitsec in 1 2 3 4 5 6 7 8 9 10; do
if [ -s ${plutopid} ]; then
echo -n "."
sleep 1
else
break
fi
done
echo
rm -f ${plutoctl} # we won't be using this anymore
fi
if [ -s ${plutopid} ]; then
# pluto did not die peacefully
pid=$(cat ${plutopid})
if [ -d /proc/${pid} ]; then
kill -TERM ${pid}
RETVAL=$?
sleep 5;
if [ -d /proc/${pid} ]; then
kill -KILL ${pid}
RETVAL=$?
fi
if [ ${RETVAL} -ne 0 ]; then
echo "Kill failed - removing orphaned ${plutopid}"
fi
else
echo "Removing orphaned ${plutopid}"
fi
rm -f ${plutopid}
fi
stop_service() {
ipsec whack --shutdown
ipsec _stackmanager stop
ipsec --stopnflog > /dev/null
ipsec _stackmanager stop
ipsec --stopnflog > /dev/null
# cleaning up backup resolv.conf
if [ -e ${LIBRESWAN_RESOLV_CONF} ]; then
if grep 'Libreswan' ${ORIG_RESOLV_CONF} > /dev/null 2>&1; then
cp ${LIBRESWAN_RESOLV_CONF} ${ORIG_RESOLV_CONF}
fi
rm -f ${LIBRESWAN_RESOLV_CONF}
fi
rm -f ${lockfile}
return ${RETVAL}
}
restart() {
verify_config
stop
start
return $?
}
status() {
local RC
if [ -f ${plutopid} ]; then
if [ -r ${plutopid} ]; then
pid=$(cat ${plutopid})
if [ -n "$pid" -a -d /proc/${pid} ]; then
RC=0 # running
else
RC=1 # not running but pid exists
fi
else
RC=4 # insufficient privileges
fi
fi
if [ -z "${RC}" ]; then
if [ -f ${lockfile} ]; then
RC=2
else
RC=3
fi
fi
case "${RC}" in
0)
echo "ipsec: pluto (pid ${pid}) is running..."
return 0
;;
1)
echo "ipsec: pluto dead but pid file exits"
return 1
;;
2)
echo "ipsec: pluto dead but subsys locked"
return 2
;;
4)
echo "ipsec: pluto status unknown due to insufficient privileges."
return 4
;;
esac
echo "ipsec: pluto is stopped"
return 3
}
condrestart() {
verify_config
RETVAL=$?
if [ -f ${lockfile} ]; then
restart
RETVAL=$?
fi
return ${RETVAL}
}
version() {
ipsec version
return $?
}