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-rwxr-xr-xsrc/conf_mode/dhcpv6_relay.py17
-rw-r--r--src/systemd/isc-dhcp-relay6.service4
2 files changed, 19 insertions, 2 deletions
diff --git a/src/conf_mode/dhcpv6_relay.py b/src/conf_mode/dhcpv6_relay.py
index 9a91ace1c..cf8a26674 100755
--- a/src/conf_mode/dhcpv6_relay.py
+++ b/src/conf_mode/dhcpv6_relay.py
@@ -20,9 +20,11 @@ from sys import exit
from vyos.config import Config
from vyos.configdict import dict_merge
+from vyos.ifconfig import Interface
from vyos.template import render
from vyos.util import call
from vyos.util import dict_search
+from vyos.validate import is_ipv6_link_local
from vyos.xml import defaults
from vyos import ConfigError
from vyos import airbag
@@ -54,10 +56,25 @@ def verify(relay):
if 'upstream_interface' not in relay:
raise ConfigError('At least one upstream interface required!')
+ for interface, config in relay['upstream_interface'].items():
+ if 'address' not in config:
+ raise ConfigError('DHCPv6 server required for upstream ' \
+ f'interface {interface}!')
if 'listen_interface' not in relay:
raise ConfigError('At least one listen interface required!')
+ # DHCPv6 relay requires at least one global unicat address assigned to the
+ # interface
+ for interface in relay['listen_interface']:
+ has_global = False
+ for addr in Interface(interface).get_addr():
+ if not is_ipv6_link_local(addr.split('/')[0]):
+ has_global = True
+ if not has_global:
+ raise ConfigError(f'Interface {interface} does not have global '\
+ 'IPv6 address assigned!')
+
return None
def generate(relay):
diff --git a/src/systemd/isc-dhcp-relay6.service b/src/systemd/isc-dhcp-relay6.service
index 8788d1ed6..30037e013 100644
--- a/src/systemd/isc-dhcp-relay6.service
+++ b/src/systemd/isc-dhcp-relay6.service
@@ -12,8 +12,8 @@ WorkingDirectory=/run/dhcp-relay
RuntimeDirectory=dhcp-relay
RuntimeDirectoryPreserve=yes
EnvironmentFile=/run/dhcp-relay/dhcrelay6.conf
-PIDFile=/run/dhcp-relay/dhcrelayv6.pid
-ExecStart=/usr/sbin/dhcrelay -6 -pf /run/dhcp-relay/dhcrelayv6.pid $OPTIONS
+PIDFile=/run/dhcp-relay/dhcrelay6.pid
+ExecStart=/usr/sbin/dhcrelay -6 -pf /run/dhcp-relay/dhcrelay6.pid $OPTIONS
Restart=always
[Install]