From f6c2b5e4762e7713c5868bebf8e482ce732e3302 Mon Sep 17 00:00:00 2001 From: Viacheslav Hletenko Date: Thu, 17 Feb 2022 21:18:37 +0000 Subject: vpn: T4254: Add cisco_flexvpn and install_virtual_ip_on options Ability to set Cisco FlexVPN vendor ID payload: charon.cisco_flexvpn charon.install_virtual_ip_on swanctl.connections..vips = x.x.x.x, z.z.z.z set vpn ipsec options flexvpn set vpn ipsec options virtual-ip set vpn ipsec options interface tunX set vpn ipsec site-to-site peer x.x.x.x virtual-address x.x.x.x --- data/templates/ipsec/charon.tmpl | 11 +++++ data/templates/ipsec/swanctl/peer.tmpl | 3 ++ interface-definitions/vpn_ipsec.xml.in | 27 +++++++++++++ smoketest/scripts/cli/test_vpn_ipsec.py | 71 +++++++++++++++++++++++++++++++++ 4 files changed, 112 insertions(+) diff --git a/data/templates/ipsec/charon.tmpl b/data/templates/ipsec/charon.tmpl index 4d710921e..b9b020dcd 100644 --- a/data/templates/ipsec/charon.tmpl +++ b/data/templates/ipsec/charon.tmpl @@ -20,6 +20,17 @@ charon { # Send Cisco Unity vendor ID payload (IKEv1 only). # cisco_unity = no + # Cisco FlexVPN +{% if options is defined %} + cisco_flexvpn = {{ 'yes' if options.flexvpn is defined else 'no' }} +{% if options.virtual_ip is defined %} + install_virtual_ip = yes +{% endif %} +{% if options.interface is defined and options.interface is not none %} + install_virtual_ip_on = {{ options.interface }} +{% endif %} +{% endif %} + # Close the IKE_SA if setup of the CHILD_SA along with IKE_AUTH failed. # close_ike_on_child_failure = no diff --git a/data/templates/ipsec/swanctl/peer.tmpl b/data/templates/ipsec/swanctl/peer.tmpl index c6b71f2a1..f4e28d818 100644 --- a/data/templates/ipsec/swanctl/peer.tmpl +++ b/data/templates/ipsec/swanctl/peer.tmpl @@ -5,6 +5,9 @@ peer_{{ name }} { proposals = {{ ike | get_esp_ike_cipher | join(',') }} version = {{ ike.key_exchange[4:] if ike is defined and ike.key_exchange is defined else "0" }} +{% if peer_conf.virtual_address is defined and peer_conf.virtual_address is not none %} + vips = {{ peer_conf.virtual_address | join(', ') }} +{% endif %} local_addrs = {{ peer_conf.local_address if peer_conf.local_address != 'any' else '0.0.0.0/0' }} # dhcp:{{ peer_conf.dhcp_interface if 'dhcp_interface' in peer_conf else 'no' }} remote_addrs = {{ peer if peer not in ['any', '0.0.0.0'] and peer[0:1] != '@' else '0.0.0.0/0' }} {% if peer_conf.authentication is defined and peer_conf.authentication.mode is defined and peer_conf.authentication.mode == 'x509' %} diff --git a/interface-definitions/vpn_ipsec.xml.in b/interface-definitions/vpn_ipsec.xml.in index afa3d52a0..f7297a6e2 100644 --- a/interface-definitions/vpn_ipsec.xml.in +++ b/interface-definitions/vpn_ipsec.xml.in @@ -622,6 +622,19 @@ + + + Allow FlexVPN vendor ID payload (IKEv2 only) + + + + #include + + + Allow install virtual-ip addresses + + + @@ -1087,6 +1100,20 @@ + + + Initiator request virtual-address from peer + + ipv4 + Request IPv4 address from peer + + + ipv6 + Request IPv6 address from peer + + + + Virtual tunnel interface [REQUIRED] diff --git a/smoketest/scripts/cli/test_vpn_ipsec.py b/smoketest/scripts/cli/test_vpn_ipsec.py index 1433c7329..2c3e55a57 100755 --- a/smoketest/scripts/cli/test_vpn_ipsec.py +++ b/smoketest/scripts/cli/test_vpn_ipsec.py @@ -28,6 +28,7 @@ vti_path = ['interfaces', 'vti'] nhrp_path = ['protocols', 'nhrp'] base_path = ['vpn', 'ipsec'] +charon_file = '/etc/strongswan.d/charon.conf' dhcp_waiting_file = '/tmp/ipsec_dhcp_waiting' swanctl_file = '/etc/swanctl/swanctl.conf' @@ -416,5 +417,75 @@ class TestVPNIPsec(VyOSUnitTestSHIM.TestCase): # There is only one VTI test so no need to delete this globally in tearDown() self.cli_delete(vti_path) + + def test_06_flex_vpn_vips(self): + local_address = '192.0.2.5' + local_id = 'vyos-r1' + remote_id = 'vyos-r2' + peer_base_path = base_path + ['site-to-site', 'peer', peer_ip] + + self.cli_set(tunnel_path + ['tun1', 'encapsulation', 'gre']) + self.cli_set(tunnel_path + ['tun1', 'source-address', local_address]) + + self.cli_set(base_path + ['interface', interface]) + self.cli_set(base_path + ['options', 'flexvpn']) + self.cli_set(base_path + ['options', 'interface', 'tun1']) + self.cli_set(base_path + ['ike-group', ike_group, 'ikev2-reauth', 'no']) + self.cli_set(base_path + ['ike-group', ike_group, 'key-exchange', 'ikev2']) + + self.cli_set(peer_base_path + ['authentication', 'id', local_id]) + self.cli_set(peer_base_path + ['authentication', 'mode', 'pre-shared-secret']) + self.cli_set(peer_base_path + ['authentication', 'pre-shared-secret', secret]) + self.cli_set(peer_base_path + ['authentication', 'remote-id', remote_id]) + self.cli_set(peer_base_path + ['connection-type', 'initiate']) + self.cli_set(peer_base_path + ['ike-group', ike_group]) + self.cli_set(peer_base_path + ['default-esp-group', esp_group]) + self.cli_set(peer_base_path + ['local-address', local_address]) + self.cli_set(peer_base_path + ['tunnel', '1', 'protocol', 'gre']) + + self.cli_set(peer_base_path + ['virtual-address', '203.0.113.55']) + self.cli_set(peer_base_path + ['virtual-address', '203.0.113.56']) + + self.cli_commit() + + # Verify strongSwan configuration + swanctl_conf = read_file(swanctl_file) + swanctl_conf_lines = [ + f'version = 2', + f'vips = 203.0.113.55, 203.0.113.56', + f'life_time = 3600s', # default value + f'local_addrs = {local_address} # dhcp:no', + f'remote_addrs = {peer_ip}', + f'peer_{peer_ip.replace(".","-")}_tunnel_1', + f'mode = tunnel', + ] + + for line in swanctl_conf_lines: + self.assertIn(line, swanctl_conf) + + swanctl_secrets_lines = [ + f'id-local = {local_address} # dhcp:no', + f'id-remote = {peer_ip}', + f'id-localid = {local_id}', + f'id-remoteid = {remote_id}', + f'secret = "{secret}"', + ] + + for line in swanctl_secrets_lines: + self.assertIn(line, swanctl_conf) + + # Verify charon configuration + charon_conf = read_file(charon_file) + charon_conf_lines = [ + f'# Cisco FlexVPN', + f'cisco_flexvpn = yes', + f'install_virtual_ip = yes', + f'install_virtual_ip_on = tun1', + ] + + for line in charon_conf_lines: + self.assertIn(line, charon_conf) + + if __name__ == '__main__': unittest.main(verbosity=2) -- cgit v1.2.3