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-rwxr-xr-xsrc/conf_mode/vpn_ipsec.py50
1 files changed, 47 insertions, 3 deletions
diff --git a/src/conf_mode/vpn_ipsec.py b/src/conf_mode/vpn_ipsec.py
index 76ee64a20..cf23a89c6 100755
--- a/src/conf_mode/vpn_ipsec.py
+++ b/src/conf_mode/vpn_ipsec.py
@@ -46,6 +46,7 @@ dhcp_wait_sleep = 1
swanctl_dir = '/etc/swanctl'
ipsec_conf = '/etc/ipsec.conf'
ipsec_secrets = '/etc/ipsec.secrets'
+charon_dhcp_conf = '/etc/strongswan.d/charon/dhcp.conf'
interface_conf = '/etc/strongswan.d/interfaces_use.conf'
swanctl_conf = f'{swanctl_dir}/swanctl.conf'
@@ -150,13 +151,13 @@ def verify_pki(pki, x509_conf):
ca_cert_name = x509_conf['ca_certificate']
cert_name = x509_conf['certificate']
- if not dict_search_args(ipsec['pki'], 'ca', ca_cert_name, 'certificate'):
+ if not dict_search_args(pki, 'ca', ca_cert_name, 'certificate'):
raise ConfigError(f'Missing CA certificate on specified PKI CA certificate "{ca_cert_name}"')
- if not dict_search_args(ipsec['pki'], 'certificate', cert_name, 'certificate'):
+ if not dict_search_args(pki, 'certificate', cert_name, 'certificate'):
raise ConfigError(f'Missing certificate on specified PKI certificate "{cert_name}"')
- if not dict_search_args(ipsec['pki'], 'certificate', cert_name, 'private', 'key'):
+ if not dict_search_args(pki, 'certificate', cert_name, 'private', 'key'):
raise ConfigError(f'Missing private key on specified PKI certificate "{cert_name}"')
return True
@@ -190,6 +191,37 @@ def verify(ipsec):
if 'authentication' not in profile_conf:
raise ConfigError(f"Missing authentication on {profile} profile")
+ if 'remote_access' in ipsec:
+ for name, ra_conf in ipsec['remote_access'].items():
+ if 'esp_group' in ra_conf:
+ if 'esp_group' not in ipsec or ra_conf['esp_group'] not in ipsec['esp_group']:
+ raise ConfigError(f"Invalid esp-group on {name} remote-access config")
+ else:
+ raise ConfigError(f"Missing esp-group on {name} remote-access config")
+
+ if 'ike_group' in ra_conf:
+ if 'ike_group' not in ipsec or ra_conf['ike_group'] not in ipsec['ike_group']:
+ raise ConfigError(f"Invalid ike-group on {name} remote-access config")
+ else:
+ raise ConfigError(f"Missing ike-group on {name} remote-access config")
+
+ if 'authentication' not in ra_conf:
+ raise ConfigError(f"Missing authentication on {name} remote-access config")
+
+ if ra_conf['authentication']['server_mode'] == 'x509':
+ if 'x509' not in ra_conf['authentication']:
+ raise ConfigError(f"Missing x509 settings on {name} remote-access config")
+
+ x509 = ra_conf['authentication']['x509']
+
+ if 'ca_certificate' not in x509 or 'certificate' not in x509:
+ raise ConfigError(f"Missing x509 certificates on {name} remote-access config")
+
+ verify_pki(ipsec['pki'], x509)
+ elif ra_conf['authentication']['server_mode'] == 'pre-shared-secret':
+ if 'pre_shared_secret' not in ra_conf['authentication']:
+ raise ConfigError(f"Missing pre-shared-key on {name} remote-access config")
+
if 'site_to_site' in ipsec and 'peer' in ipsec['site_to_site']:
for peer, peer_conf in ipsec['site_to_site']['peer'].items():
has_default_esp = False
@@ -282,6 +314,15 @@ def verify(ipsec):
if ('local' in tunnel_conf and 'prefix' in tunnel_conf['local']) or ('remote' in tunnel_conf and 'prefix' in tunnel_conf['remote']):
raise ConfigError(f"Local/remote prefix cannot be used with ESP transport mode on tunnel {tunnel} for site-to-site peer {peer}")
+def cleanup_pki_files():
+ for path in [CERT_PATH, CA_PATH, CRL_PATH, KEY_PATH]:
+ if not os.path.exists(path):
+ continue
+ for file in os.listdir(path):
+ file_path = os.path.join(path, file)
+ if os.path.isfile(file_path):
+ os.unlink(file_path)
+
def generate_pki_files(pki, x509_conf):
ca_cert_name = x509_conf['ca_certificate']
ca_cert_data = dict_search_args(pki, 'ca', ca_cert_name, 'certificate')
@@ -308,6 +349,8 @@ def generate_pki_files(pki, x509_conf):
f.write(wrap_private_key(key_data, protected))
def generate(ipsec):
+ cleanup_pki_files()
+
if not ipsec:
for config_file in [ipsec_conf, ipsec_secrets, interface_conf, swanctl_conf]:
if os.path.isfile(config_file):
@@ -371,6 +414,7 @@ def generate(ipsec):
render(ipsec_conf, 'ipsec/ipsec.conf.tmpl', data)
render(ipsec_secrets, 'ipsec/ipsec.secrets.tmpl', data)
+ render(charon_dhcp_conf, 'ipsec/charon/dhcp.conf.tmpl', data)
render(interface_conf, 'ipsec/interfaces_use.conf.tmpl', data)
render(swanctl_conf, 'ipsec/swanctl.conf.tmpl', data)