devstack/lib/neutron_plugins/services/vpn
Paul Michali 6fd4720e60 VPNaaS Support for StrongSwan driver.
The StrongSwan driver under development for kilo-3 will replace the
default reference OpenSwan driver.

In the interim though, we need to be able to run functional tests
for both drivers. This change is intending to do the additional
steps that are needed to set up for Strongswan, so that when a
functional test has IPSEC_PACKAGE=strongswan, everything will be
correct.

The intent here is to explicitly set the device driver class in
vpn_agent.ini, so that this will work for when OpenSwan is the
default (currently), when no drivers are specified, and will work
for when StrongSwan is made the default in the code.

For Ubuntu, AppArmor is disabled for charon and stroke.

Note: Both OpenSwan and StrongSwan cannot be installed on the
host at the same time.

Change-Id: Ib8467e24633230d6643d812068e4ed6ffb33f104
Partial-Bug: 1424757
2015-02-27 12:05:15 -05:00

55 lines
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# Neutron VPN plugin
# ---------------------------
# Save trace setting
VPN_XTRACE=$(set +o | grep xtrace)
set +o xtrace
AGENT_VPN_BINARY="$NEUTRON_BIN_DIR/neutron-vpn-agent"
VPN_PLUGIN=${VPN_PLUGIN:-"neutron_vpnaas.services.vpn.plugin.VPNDriverPlugin"}
IPSEC_PACKAGE=${IPSEC_PACKAGE:-"openswan"}
function neutron_vpn_install_agent_packages {
install_package $IPSEC_PACKAGE
if is_ubuntu && [[ "$IPSEC_PACKAGE" == "strongswan" ]]; then
sudo ln -sf /etc/apparmor.d/usr.lib.ipsec.charon /etc/apparmor.d/disable/
sudo ln -sf /etc/apparmor.d/usr.lib.ipsec.stroke /etc/apparmor.d/disable/
# NOTE: Due to https://bugs.launchpad.net/ubuntu/+source/apparmor/+bug/1387220
# one must use 'sudo start apparmor ACTION=reload' for Ubuntu 14.10
restart_service apparmor
fi
}
function neutron_vpn_configure_common {
_neutron_service_plugin_class_add $VPN_PLUGIN
_neutron_deploy_rootwrap_filters $NEUTRON_VPNAAS_DIR
}
function neutron_vpn_configure_agent {
cp $NEUTRON_VPNAAS_DIR/etc/vpn_agent.ini $Q_VPN_CONF_FILE
if [[ "$IPSEC_PACKAGE" == "strongswan" ]]; then
iniset_multiline $Q_VPN_CONF_FILE vpnagent vpn_device_driver neutron_vpnaas.services.vpn.device_drivers.strongswan_ipsec.StrongSwanDriver
if is_fedora; then
iniset $Q_VPN_CONF_FILE strongswan default_config_area /usr/share/strongswan/templates/config/strongswan.d
fi
else
iniset_multiline $Q_VPN_CONF_FILE vpnagent vpn_device_driver neutron_vpnaas.services.vpn.device_drivers.ipsec.OpenSwanDriver
fi
}
function neutron_vpn_stop {
local ipsec_data_dir=$DATA_DIR/neutron/ipsec
local pids
if [ -d $ipsec_data_dir ]; then
pids=$(find $ipsec_data_dir -name 'pluto.pid' -exec cat {} \;)
fi
if [ -n "$pids" ]; then
sudo kill $pids
fi
stop_process q-vpn
}
# Restore xtrace
$VPN_XTRACE