#!/usr/bin/env python3 # # Copyright (C) 2021 VyOS maintainers and contributors # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License version 2 or later as # published by the Free Software Foundation. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see . import os import unittest from base_vyostest_shim import VyOSUnitTestSHIM from vyos.util import call, process_named_running, read_file ethernet_path = ['interfaces', 'ethernet'] tunnel_path = ['interfaces', 'tunnel'] nhrp_path = ['protocols', 'nhrp'] base_path = ['vpn', 'ipsec'] dhcp_waiting_file = '/tmp/ipsec_dhcp_waiting' class TestVPNIPsec(VyOSUnitTestSHIM.TestCase): def tearDown(self): self.cli_delete(base_path) self.cli_delete(nhrp_path) self.cli_delete(tunnel_path) self.cli_delete(ethernet_path) self.cli_commit() def test_dhcp_fail_handling(self): self.cli_delete(ethernet_path) self.cli_delete(base_path) # Interface for dhcp-interface self.cli_set(ethernet_path + ['eth0', 'vif', '100', 'address', 'dhcp']) # Use VLAN to avoid getting IP from qemu dhcp server # Set IKE/ESP Groups self.cli_set(base_path + ["esp-group", "MyESPGroup", "proposal", "1", "encryption", "aes128"]) self.cli_set(base_path + ["esp-group", "MyESPGroup", "proposal", "1", "hash", "sha1"]) self.cli_set(base_path + ["ike-group", "MyIKEGroup", "proposal", "1", "dh-group", "2"]) self.cli_set(base_path + ["ike-group", "MyIKEGroup", "proposal", "1", "encryption", "aes128"]) self.cli_set(base_path + ["ike-group", "MyIKEGroup", "proposal", "1", "hash", "sha1"]) # Site to site self.cli_set(base_path + ["ipsec-interfaces", "interface", "eth0.100"]) self.cli_set(base_path + ["site-to-site", "peer", "203.0.113.45", "authentication", "mode", "pre-shared-secret"]) self.cli_set(base_path + ["site-to-site", "peer", "203.0.113.45", "authentication", "pre-shared-secret", "MYSECRETKEY"]) self.cli_set(base_path + ["site-to-site", "peer", "203.0.113.45", "ike-group", "MyIKEGroup"]) self.cli_set(base_path + ["site-to-site", "peer", "203.0.113.45", "default-esp-group", "MyESPGroup"]) self.cli_set(base_path + ["site-to-site", "peer", "203.0.113.45", "dhcp-interface", "eth0.100"]) self.cli_set(base_path + ["site-to-site", "peer", "203.0.113.45", "tunnel", "1", "protocol", "gre"]) self.cli_commit() self.assertTrue(os.path.exists(dhcp_waiting_file)) dhcp_waiting = read_file(dhcp_waiting_file) self.assertIn('eth0.100', dhcp_waiting) # Ensure dhcp-failed interface was added for dhclient hook self.assertTrue(process_named_running('charon')) # Commit should've still succeeded and launched charon def test_site_to_site(self): self.cli_delete(base_path) # IKE/ESP Groups self.cli_set(base_path + ["esp-group", "MyESPGroup", "proposal", "1", "encryption", "aes128"]) self.cli_set(base_path + ["esp-group", "MyESPGroup", "proposal", "1", "hash", "sha1"]) self.cli_set(base_path + ["ike-group", "MyIKEGroup", "proposal", "1", "dh-group", "2"]) self.cli_set(base_path + ["ike-group", "MyIKEGroup", "proposal", "1", "encryption", "aes128"]) self.cli_set(base_path + ["ike-group", "MyIKEGroup", "proposal", "1", "hash", "sha1"]) # Site to site self.cli_set(base_path + ["ipsec-interfaces", "interface", "eth0"]) self.cli_set(base_path + ["site-to-site", "peer", "203.0.113.45", "authentication", "mode", "pre-shared-secret"]) self.cli_set(base_path + ["site-to-site", "peer", "203.0.113.45", "authentication", "pre-shared-secret", "MYSECRETKEY"]) self.cli_set(base_path + ["site-to-site", "peer", "203.0.113.45", "ike-group", "MyIKEGroup"]) self.cli_set(base_path + ["site-to-site", "peer", "203.0.113.45", "default-esp-group", "MyESPGroup"]) self.cli_set(base_path + ["site-to-site", "peer", "203.0.113.45", "local-address", "192.0.2.10"]) self.cli_set(base_path + ["site-to-site", "peer", "203.0.113.45", "tunnel", "1", "protocol", "gre"]) self.cli_commit() ipsec_conf_lines = [ 'authby = secret', 'ike = aes128-sha1-modp1024!', 'esp = aes128-sha1-modp1024!', 'left = 192.0.2.10', 'right = 203.0.113.45', 'type = tunnel' ] ipsec_secrets_lines = [ '192.0.2.10 203.0.113.45 : PSK "MYSECRETKEY" # dhcp:no' ] tmp_ipsec_conf = read_file('/etc/ipsec.conf') for line in ipsec_conf_lines: self.assertIn(line, tmp_ipsec_conf) call('sudo chmod 644 /etc/ipsec.secrets') # Needs to be readable tmp_ipsec_secrets = read_file('/etc/ipsec.secrets') for line in ipsec_secrets_lines: self.assertIn(line, tmp_ipsec_secrets) # Check for running process self.assertTrue(process_named_running('charon')) def test_dmvpn(self): self.cli_delete(base_path) self.cli_delete(nhrp_path) self.cli_delete(tunnel_path) # Tunnel self.cli_set(tunnel_path + ["tun100", "address", "172.16.253.134/29"]) self.cli_set(tunnel_path + ["tun100", "encapsulation", "gre"]) self.cli_set(tunnel_path + ["tun100", "source-address", "192.0.2.1"]) self.cli_set(tunnel_path + ["tun100", "multicast", "enable"]) self.cli_set(tunnel_path + ["tun100", "parameters", "ip", "key", "1"]) # NHRP self.cli_set(nhrp_path + ["tunnel", "tun100", "cisco-authentication", "secret"]) self.cli_set(nhrp_path + ["tunnel", "tun100", "holding-time", "300"]) self.cli_set(nhrp_path + ["tunnel", "tun100", "multicast", "dynamic"]) self.cli_set(nhrp_path + ["tunnel", "tun100", "redirect"]) self.cli_set(nhrp_path + ["tunnel", "tun100", "shortcut"]) # IKE/ESP Groups self.cli_set(base_path + ["esp-group", "ESP-HUB", "compression", "disable"]) self.cli_set(base_path + ["esp-group", "ESP-HUB", "lifetime", "1800"]) self.cli_set(base_path + ["esp-group", "ESP-HUB", "mode", "transport"]) self.cli_set(base_path + ["esp-group", "ESP-HUB", "pfs", "dh-group2"]) self.cli_set(base_path + ["esp-group", "ESP-HUB", "proposal", "1", "encryption", "aes256"]) self.cli_set(base_path + ["esp-group", "ESP-HUB", "proposal", "1", "hash", "sha1"]) self.cli_set(base_path + ["esp-group", "ESP-HUB", "proposal", "2", "encryption", "3des"]) self.cli_set(base_path + ["esp-group", "ESP-HUB", "proposal", "2", "hash", "md5"]) self.cli_set(base_path + ["ike-group", "IKE-HUB", "ikev2-reauth", "no"]) self.cli_set(base_path + ["ike-group", "IKE-HUB", "key-exchange", "ikev1"]) self.cli_set(base_path + ["ike-group", "IKE-HUB", "lifetime", "3600"]) self.cli_set(base_path + ["ike-group", "IKE-HUB", "proposal", "1", "dh-group", "2"]) self.cli_set(base_path + ["ike-group", "IKE-HUB", "proposal", "1", "encryption", "aes256"]) self.cli_set(base_path + ["ike-group", "IKE-HUB", "proposal", "1", "hash", "sha1"]) self.cli_set(base_path + ["ike-group", "IKE-HUB", "proposal", "2", "dh-group", "2"]) self.cli_set(base_path + ["ike-group", "IKE-HUB", "proposal", "2", "encryption", "aes128"]) self.cli_set(base_path + ["ike-group", "IKE-HUB", "proposal", "2", "hash", "sha1"]) # Profile self.cli_set(base_path + ["ipsec-interfaces", "interface", "eth0"]) self.cli_set(base_path + ["profile", "NHRPVPN", "authentication", "mode", "pre-shared-secret"]) self.cli_set(base_path + ["profile", "NHRPVPN", "authentication", "pre-shared-secret", "secret"]) self.cli_set(base_path + ["profile", "NHRPVPN", "bind", "tunnel", "tun100"]) self.cli_set(base_path + ["profile", "NHRPVPN", "esp-group", "ESP-HUB"]) self.cli_set(base_path + ["profile", "NHRPVPN", "ike-group", "IKE-HUB"]) self.cli_commit() swanctl_lines = [ 'proposals = aes256-sha1-modp1024,aes128-sha1-modp1024', 'version = 1', 'rekey_time = 3600s', 'esp_proposals = aes256-sha1-modp1024,3des-md5-modp1024', 'local_ts = dynamic[gre]', 'remote_ts = dynamic[gre]', 'mode = transport', 'secret = secret' ] tmp_swanctl_conf = read_file('/etc/swanctl/swanctl.conf') for line in swanctl_lines: self.assertIn(line, tmp_swanctl_conf) self.assertTrue(process_named_running('charon')) if __name__ == '__main__': unittest.main(verbosity=2)