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-rwxr-xr-xsrc/conf_mode/interfaces_openvpn.py5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/conf_mode/interfaces_openvpn.py b/src/conf_mode/interfaces_openvpn.py
index bb9d06389..861f2e679 100755
--- a/src/conf_mode/interfaces_openvpn.py
+++ b/src/conf_mode/interfaces_openvpn.py
@@ -367,6 +367,11 @@ def verify(openvpn):
if dict_search('encryption.data_ciphers', openvpn):
raise ConfigError('Cipher negotiation can only be used in client or server mode')
+ if not dict_search('encryption.cipher', openvpn) and \
+ not dict_search('encryption.data_ciphers_fallback', openvpn):
+ raise ConfigError('Must define "encryption cipher" or "encryption ' \
+ 'data-ciphers-fallback" for site-to-site encryption!')
+
else:
# checks for client-server or site-to-site bridged
if 'local_address' in openvpn or 'remote_address' in openvpn: