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| author | sarthurdev <965089+sarthurdev@users.noreply.github.com> | 2022-06-25 23:04:31 +0200 |
|---|---|---|
| committer | sarthurdev <965089+sarthurdev@users.noreply.github.com> | 2022-06-29 01:37:59 +0200 |
| commit | 0d5ac59894ae7c10bd9d69047fa7098de66f835f (patch) | |
| tree | 2b36fb68c41ddb4f13a087833edd774cd841f005 /src | |
| parent | 56457c9f35c5273d1d7ad679f37278c6cf2c77b0 (diff) | |
| download | vyos-1x-0d5ac59894ae7c10bd9d69047fa7098de66f835f.tar.gz vyos-1x-0d5ac59894ae7c10bd9d69047fa7098de66f835f.zip | |
openvpn: T4485: Accept multiple `tls ca-certificate` values
Diffstat (limited to 'src')
| -rwxr-xr-x | src/conf_mode/interfaces-openvpn.py | 43 |
1 files changed, 29 insertions, 14 deletions
diff --git a/src/conf_mode/interfaces-openvpn.py b/src/conf_mode/interfaces-openvpn.py index 4750ca3e8..280a62b9a 100755 --- a/src/conf_mode/interfaces-openvpn.py +++ b/src/conf_mode/interfaces-openvpn.py @@ -39,6 +39,8 @@ from vyos.configverify import verify_mirror_redirect from vyos.ifconfig import VTunIf from vyos.pki import load_dh_parameters from vyos.pki import load_private_key +from vyos.pki import sort_ca_chain +from vyos.pki import verify_ca_chain from vyos.pki import wrap_certificate from vyos.pki import wrap_crl from vyos.pki import wrap_dh_parameters @@ -148,8 +150,14 @@ def verify_pki(openvpn): if 'ca_certificate' not in tls: raise ConfigError(f'Must specify "tls ca-certificate" on openvpn interface {interface}') - if tls['ca_certificate'] not in pki['ca']: - raise ConfigError(f'Invalid CA certificate on openvpn interface {interface}') + for ca_name in tls['ca_certificate']: + if ca_name not in pki['ca']: + raise ConfigError(f'Invalid CA certificate on openvpn interface {interface}') + + if len(tls['ca_certificate']) > 1: + sorted_chain = sort_ca_chain(tls['ca_certificate'], pki['ca']) + if not verify_ca_chain(sorted_chain, pki['ca']): + raise ConfigError(f'CA certificates are not a valid chain') if mode != 'client' and 'auth_key' not in tls: if 'certificate' not in tls: @@ -516,21 +524,28 @@ def generate_pki_files(openvpn): if tls: if 'ca_certificate' in tls: - cert_name = tls['ca_certificate'] - pki_ca = pki['ca'][cert_name] + cert_path = os.path.join(cfg_dir, f'{interface}_ca.pem') + crl_path = os.path.join(cfg_dir, f'{interface}_crl.pem') - if 'certificate' in pki_ca: - cert_path = os.path.join(cfg_dir, f'{interface}_ca.pem') - write_file(cert_path, wrap_certificate(pki_ca['certificate']), - user=user, group=group, mode=0o600) + if os.path.exists(cert_path): + os.unlink(cert_path) + + if os.path.exists(crl_path): + os.unlink(crl_path) + + for cert_name in sort_ca_chain(tls['ca_certificate'], pki['ca']): + pki_ca = pki['ca'][cert_name] + + if 'certificate' in pki_ca: + write_file(cert_path, wrap_certificate(pki_ca['certificate']) + "\n", + user=user, group=group, mode=0o600, append=True) - if 'crl' in pki_ca: - for crl in pki_ca['crl']: - crl_path = os.path.join(cfg_dir, f'{interface}_crl.pem') - write_file(crl_path, wrap_crl(crl), user=user, group=group, - mode=0o600) + if 'crl' in pki_ca: + for crl in pki_ca['crl']: + write_file(crl_path, wrap_crl(crl) + "\n", user=user, group=group, + mode=0o600, append=True) - openvpn['tls']['crl'] = True + openvpn['tls']['crl'] = True if 'certificate' in tls: cert_name = tls['certificate'] |