diff options
| -rw-r--r-- | data/templates/ipsec/swanctl/peer.j2 | 10 | ||||
| -rw-r--r-- | data/templates/ipsec/swanctl/remote_access.j2 | 18 | ||||
| -rw-r--r-- | interface-definitions/vpn_ipsec.xml.in | 6 | ||||
| -rwxr-xr-x | smoketest/scripts/cli/test_vpn_ipsec.py | 130 | ||||
| -rwxr-xr-x | src/conf_mode/vpn_ipsec.py | 16 |
5 files changed, 171 insertions, 9 deletions
diff --git a/data/templates/ipsec/swanctl/peer.j2 b/data/templates/ipsec/swanctl/peer.j2 index 58f0199fa..3a9af2c94 100644 --- a/data/templates/ipsec/swanctl/peer.j2 +++ b/data/templates/ipsec/swanctl/peer.j2 @@ -63,6 +63,11 @@ life_packets = {{ vti_esp.life_packets }} {% endif %} life_time = {{ vti_esp.lifetime }}s +{% if vti_esp.disable_rekey is vyos_defined %} + rekey_bytes = 0 + rekey_packets = 0 + rekey_time = 0s +{% endif %} local_ts = 0.0.0.0/0,::/0 remote_ts = 0.0.0.0/0,::/0 updown = "/etc/ipsec.d/vti-up-down {{ peer_conf.vti.bind }}" @@ -108,6 +113,11 @@ life_packets = {{ tunnel_esp.life_packets }} {% endif %} life_time = {{ tunnel_esp.lifetime }}s +{% if tunnel_esp.disable_rekey is vyos_defined %} + rekey_bytes = 0 + rekey_packets = 0 + rekey_time = 0s +{% endif %} {% if tunnel_esp.mode is not defined or tunnel_esp.mode == 'tunnel' %} {% if tunnel_conf.local.prefix is vyos_defined %} {% set local_prefix = tunnel_conf.local.prefix if 'any' not in tunnel_conf.local.prefix else ['0.0.0.0/0', '::/0'] %} diff --git a/data/templates/ipsec/swanctl/remote_access.j2 b/data/templates/ipsec/swanctl/remote_access.j2 index 6bced88c7..e384ae972 100644 --- a/data/templates/ipsec/swanctl/remote_access.j2 +++ b/data/templates/ipsec/swanctl/remote_access.j2 @@ -8,6 +8,10 @@ proposals = {{ ike_group[rw_conf.ike_group] | get_esp_ike_cipher | join(',') }} version = {{ ike.key_exchange[4:] if ike.key_exchange is vyos_defined else "0" }} send_certreq = no +{% if ike.dead_peer_detection is vyos_defined %} + dpd_timeout = {{ ike.dead_peer_detection.timeout }} + dpd_delay = {{ ike.dead_peer_detection.interval }} +{% endif %} rekey_time = {{ ike.lifetime }}s keyingtries = 0 {% if rw_conf.unique is vyos_defined %} @@ -44,8 +48,18 @@ children { ikev2-vpn { esp_proposals = {{ esp | get_esp_ike_cipher(ike) | join(',') }} - rekey_time = {{ esp.lifetime }}s - rand_time = 540s +{% if esp.life_bytes is vyos_defined %} + life_bytes = {{ esp.life_bytes }} +{% endif %} +{% if esp.life_packets is vyos_defined %} + life_packets = {{ esp.life_packets }} +{% endif %} + life_time = {{ esp.lifetime }}s +{% if esp.disable_rekey is vyos_defined %} + rekey_bytes = 0 + rekey_packets = 0 + rekey_time = 0s +{% endif %} dpd_action = clear inactivity = {{ rw_conf.timeout }} {% if rw_conf.replay_window is vyos_defined %} diff --git a/interface-definitions/vpn_ipsec.xml.in b/interface-definitions/vpn_ipsec.xml.in index 7f425d982..4a7fde75b 100644 --- a/interface-definitions/vpn_ipsec.xml.in +++ b/interface-definitions/vpn_ipsec.xml.in @@ -99,6 +99,12 @@ </constraint> </properties> </leafNode> + <leafNode name="disable-rekey"> + <properties> + <help>Do not locally initiate a re-key of the SA, remote peer must re-key before expiration</help> + <valueless/> + </properties> + </leafNode> <leafNode name="mode"> <properties> <help>ESP mode</help> diff --git a/smoketest/scripts/cli/test_vpn_ipsec.py b/smoketest/scripts/cli/test_vpn_ipsec.py index 27356d70e..2dc66485b 100755 --- a/smoketest/scripts/cli/test_vpn_ipsec.py +++ b/smoketest/scripts/cli/test_vpn_ipsec.py @@ -252,6 +252,15 @@ class TestVPNIPsec(VyOSUnitTestSHIM.TestCase): for line in swanctl_conf_lines: self.assertIn(line, swanctl_conf) + # if dpd is not specified it should not be enabled (see T6599) + swanctl_unexpected_lines = [ + f'dpd_timeout' + f'dpd_delay' + ] + + for unexpected_line in swanctl_unexpected_lines: + self.assertNotIn(unexpected_line, swanctl_conf) + swanctl_secrets_lines = [ f'id-{regex_uuid4} = "{local_id}"', f'id-{regex_uuid4} = "{remote_id}"', @@ -639,8 +648,7 @@ class TestVPNIPsec(VyOSUnitTestSHIM.TestCase): f'auth = eap-mschapv2', f'eap_id = %any', f'esp_proposals = aes256-sha512,aes256-sha384,aes256-sha256,aes256-sha1,aes128gcm128-sha256', - f'rekey_time = {eap_lifetime}s', - f'rand_time = 540s', + f'life_time = {eap_lifetime}s', f'dpd_action = clear', f'replay_window = 32', f'inactivity = 28800', @@ -761,8 +769,7 @@ class TestVPNIPsec(VyOSUnitTestSHIM.TestCase): f'auth = eap-tls', f'eap_id = %any', f'esp_proposals = aes256-sha512,aes256-sha384,aes256-sha256,aes256-sha1,aes128gcm128-sha256', - f'rekey_time = {eap_lifetime}s', - f'rand_time = 540s', + f'life_time = {eap_lifetime}s', f'dpd_action = clear', f'inactivity = 28800', f'local_ts = 0.0.0.0/0,::/0', @@ -876,8 +883,7 @@ class TestVPNIPsec(VyOSUnitTestSHIM.TestCase): f'certs = peer1.pem', f'cacerts = MyVyOS-CA.pem,MyVyOS-IntCA.pem', f'esp_proposals = aes256-sha512,aes256-sha384,aes256-sha256,aes256-sha1,aes128gcm128-sha256', - f'rekey_time = {eap_lifetime}s', - f'rand_time = 540s', + f'life_time = {eap_lifetime}s', f'dpd_action = clear', f'inactivity = 28800', f'local_ts = 0.0.0.0/0,::/0', @@ -968,5 +974,117 @@ class TestVPNIPsec(VyOSUnitTestSHIM.TestCase): self.tearDownPKI() + def test_remote_access_no_rekey(self): + # In some RA secnarios, disabling server-initiated rekey of IKE and CHILD SA is desired + self.setupPKI() + + ike_group = 'IKE-RW' + esp_group = 'ESP-RW' + + conn_name = 'vyos-rw' + local_address = '192.0.2.1' + ip_pool_name = 'ra-rw-ipv4' + ike_lifetime = '7200' + eap_lifetime = '3600' + local_id = 'ipsec.vyos.net' + + name_servers = ['172.16.254.100', '172.16.254.101'] + prefix = '172.16.250.0/28' + + # IKE + self.cli_set(base_path + ['ike-group', ike_group, 'key-exchange', 'ikev2']) + self.cli_set(base_path + ['ike-group', ike_group, 'lifetime', '0']) + self.cli_set(base_path + ['ike-group', ike_group, 'proposal', '1', 'dh-group', '14']) + self.cli_set(base_path + ['ike-group', ike_group, 'proposal', '1', 'encryption', 'aes256']) + self.cli_set(base_path + ['ike-group', ike_group, 'proposal', '1', 'hash', 'sha512']) + self.cli_set(base_path + ['ike-group', ike_group, 'proposal', '2', 'dh-group', '14']) + self.cli_set(base_path + ['ike-group', ike_group, 'proposal', '2', 'encryption', 'aes256']) + self.cli_set(base_path + ['ike-group', ike_group, 'proposal', '2', 'hash', 'sha256']) + self.cli_set(base_path + ['ike-group', ike_group, 'proposal', '3', 'dh-group', '2']) + self.cli_set(base_path + ['ike-group', ike_group, 'proposal', '3', 'encryption', 'aes256']) + self.cli_set(base_path + ['ike-group', ike_group, 'proposal', '3', 'hash', 'sha256']) + self.cli_set(base_path + ['ike-group', ike_group, 'proposal', '10', 'dh-group', '14']) + self.cli_set(base_path + ['ike-group', ike_group, 'proposal', '10', 'encryption', 'aes128gcm128']) + self.cli_set(base_path + ['ike-group', ike_group, 'proposal', '10', 'hash', 'sha256']) + + # ESP + self.cli_set(base_path + ['esp-group', esp_group, 'lifetime', eap_lifetime]) + self.cli_set(base_path + ['esp-group', esp_group, 'pfs', 'disable']) + self.cli_set(base_path + ['esp-group', esp_group, 'disable-rekey']) + self.cli_set(base_path + ['esp-group', esp_group, 'proposal', '1', 'encryption', 'aes256']) + self.cli_set(base_path + ['esp-group', esp_group, 'proposal', '1', 'hash', 'sha512']) + self.cli_set(base_path + ['esp-group', esp_group, 'proposal', '2', 'encryption', 'aes256']) + self.cli_set(base_path + ['esp-group', esp_group, 'proposal', '2', 'hash', 'sha384']) + self.cli_set(base_path + ['esp-group', esp_group, 'proposal', '3', 'encryption', 'aes256']) + self.cli_set(base_path + ['esp-group', esp_group, 'proposal', '3', 'hash', 'sha256']) + self.cli_set(base_path + ['esp-group', esp_group, 'proposal', '4', 'encryption', 'aes256']) + self.cli_set(base_path + ['esp-group', esp_group, 'proposal', '4', 'hash', 'sha1']) + self.cli_set(base_path + ['esp-group', esp_group, 'proposal', '10', 'encryption', 'aes128gcm128']) + self.cli_set(base_path + ['esp-group', esp_group, 'proposal', '10', 'hash', 'sha256']) + + self.cli_set(base_path + ['remote-access', 'connection', conn_name, 'authentication', 'local-id', local_id]) + # Use client-mode x509 instead of default EAP-MSCHAPv2 + self.cli_set(base_path + ['remote-access', 'connection', conn_name, 'authentication', 'client-mode', 'x509']) + self.cli_set(base_path + ['remote-access', 'connection', conn_name, 'authentication', 'server-mode', 'x509']) + + self.cli_set(base_path + ['remote-access', 'connection', conn_name, 'authentication', 'x509', 'certificate', peer_name]) + # verify() - CA cert required for x509 auth + with self.assertRaises(ConfigSessionError): + self.cli_commit() + self.cli_set(base_path + ['remote-access', 'connection', conn_name, 'authentication', 'x509', 'ca-certificate', ca_name]) + self.cli_set(base_path + ['remote-access', 'connection', conn_name, 'authentication', 'x509', 'ca-certificate', int_ca_name]) + + self.cli_set(base_path + ['remote-access', 'connection', conn_name, 'esp-group', esp_group]) + self.cli_set(base_path + ['remote-access', 'connection', conn_name, 'ike-group', ike_group]) + self.cli_set(base_path + ['remote-access', 'connection', conn_name, 'local-address', local_address]) + self.cli_set(base_path + ['remote-access', 'connection', conn_name, 'pool', ip_pool_name]) + + for ns in name_servers: + self.cli_set(base_path + ['remote-access', 'pool', ip_pool_name, 'name-server', ns]) + self.cli_set(base_path + ['remote-access', 'pool', ip_pool_name, 'prefix', prefix]) + + self.cli_commit() + + # verify applied configuration + swanctl_conf = read_file(swanctl_file) + swanctl_lines = [ + f'{conn_name}', + f'remote_addrs = %any', + f'local_addrs = {local_address}', + f'proposals = aes256-sha512-modp2048,aes256-sha256-modp2048,aes256-sha256-modp1024,aes128gcm128-sha256-modp2048', + f'version = 2', + f'send_certreq = no', + f'rekey_time = 0s', + f'keyingtries = 0', + f'pools = {ip_pool_name}', + f'id = "{local_id}"', + f'auth = pubkey', + f'certs = peer1.pem', + f'cacerts = MyVyOS-CA.pem,MyVyOS-IntCA.pem', + f'esp_proposals = aes256-sha512,aes256-sha384,aes256-sha256,aes256-sha1,aes128gcm128-sha256', + f'life_time = {eap_lifetime}s', + f'rekey_time = 0s', + f'dpd_action = clear', + f'inactivity = 28800', + f'local_ts = 0.0.0.0/0,::/0', + ] + for line in swanctl_lines: + self.assertIn(line, swanctl_conf) + + swanctl_pool_lines = [ + f'{ip_pool_name}', + f'addrs = {prefix}', + f'dns = {",".join(name_servers)}', + ] + for line in swanctl_pool_lines: + self.assertIn(line, swanctl_conf) + + # Check Root CA, Intermediate CA and Peer cert/key pair is present + self.assertTrue(os.path.exists(os.path.join(CA_PATH, f'{ca_name}.pem'))) + self.assertTrue(os.path.exists(os.path.join(CA_PATH, f'{int_ca_name}.pem'))) + self.assertTrue(os.path.exists(os.path.join(CERT_PATH, f'{peer_name}.pem'))) + + self.tearDownPKI() + if __name__ == '__main__': unittest.main(verbosity=2) diff --git a/src/conf_mode/vpn_ipsec.py b/src/conf_mode/vpn_ipsec.py index dc78c755e..cf82b767f 100755 --- a/src/conf_mode/vpn_ipsec.py +++ b/src/conf_mode/vpn_ipsec.py @@ -24,6 +24,7 @@ from time import sleep from vyos.base import Warning from vyos.config import Config +from vyos.config import config_dict_merge from vyos.configdep import set_dependents from vyos.configdep import call_dependents from vyos.configdict import leaf_node_changed @@ -86,9 +87,22 @@ def get_config(config=None): ipsec = conf.get_config_dict(base, key_mangling=('-', '_'), no_tag_node_value_mangle=True, get_first_key=True, - with_recursive_defaults=True, with_pki=True) + # We have to cleanup the default dict, as default values could + # enable features which are not explicitly enabled on the + # CLI. E.g. dead-peer-detection defaults should not be injected + # unless the feature is explicitly opted in to by setting the + # top-level node + default_values = conf.get_config_defaults(**ipsec.kwargs, recursive=True) + + if 'ike_group' in ipsec: + for name, ike in ipsec['ike_group'].items(): + if 'dead_peer_detection' not in ike: + del default_values['ike_group'][name]['dead_peer_detection'] + + ipsec = config_dict_merge(default_values, ipsec) + ipsec['dhcp_interfaces'] = set() ipsec['dhcp_no_address'] = {} ipsec['install_routes'] = 'no' if conf.exists(base + ["options", "disable-route-autoinstall"]) else default_install_routes |