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authorViacheslav Hletenko <v.gletenko@vyos.io>2023-09-05 10:52:41 +0000
committerViacheslav Hletenko <v.gletenko@vyos.io>2023-09-05 10:52:41 +0000
commit5ae730a52de2f284e45cd433bb0cf66c8508f2f7 (patch)
treee5e64fac1435bf5d71699d664fc992ba3f2ad137
parent487c817ea320ddabcdaf41a8112937a29c19443e (diff)
downloadvyos-1x-5ae730a52de2f284e45cd433bb0cf66c8508f2f7.tar.gz
vyos-1x-5ae730a52de2f284e45cd433bb0cf66c8508f2f7.zip
T5480: Ability to disable SNMP for keepalived service VRRP
By default we enable `--snmp` for keepalived unit service Add ability to disable it set high-availability vrrp disable-snmp
-rw-r--r--data/templates/high-availability/10-override.conf.j2 (renamed from src/etc/systemd/system/keepalived.service.d/override.conf)4
-rw-r--r--interface-definitions/high-availability.xml.in6
-rwxr-xr-xsrc/conf_mode/high-availability.py18
3 files changed, 26 insertions, 2 deletions
diff --git a/src/etc/systemd/system/keepalived.service.d/override.conf b/data/templates/high-availability/10-override.conf.j2
index d91a824b9..d1cb25581 100644
--- a/src/etc/systemd/system/keepalived.service.d/override.conf
+++ b/data/templates/high-availability/10-override.conf.j2
@@ -1,3 +1,5 @@
+### Autogenerated by ${vyos_conf_scripts_dir}/high-availability.py ###
+{% set snmp = '' if vrrp.disable_snmp is vyos_defined else '--snmp' %}
[Unit]
After=vyos-router.service
# Only start if there is our configuration file - remove Debian default
@@ -10,5 +12,5 @@ KillMode=process
Type=simple
# Read configuration variable file if it is present
ExecStart=
-ExecStart=/usr/sbin/keepalived --use-file /run/keepalived/keepalived.conf --pid /run/keepalived/keepalived.pid --dont-fork --snmp
+ExecStart=/usr/sbin/keepalived --use-file /run/keepalived/keepalived.conf --pid /run/keepalived/keepalived.pid --dont-fork {{ snmp }}
PIDFile=/run/keepalived/keepalived.pid
diff --git a/interface-definitions/high-availability.xml.in b/interface-definitions/high-availability.xml.in
index 4f55916fa..47a772d04 100644
--- a/interface-definitions/high-availability.xml.in
+++ b/interface-definitions/high-availability.xml.in
@@ -12,6 +12,12 @@
<help>Virtual Router Redundancy Protocol settings</help>
</properties>
<children>
+ <leafNode name="disable-snmp">
+ <properties>
+ <valueless/>
+ <help>Disable SNMP</help>
+ </properties>
+ </leafNode>
<node name="global-parameters">
<properties>
<help>VRRP global parameters</help>
diff --git a/src/conf_mode/high-availability.py b/src/conf_mode/high-availability.py
index 0121df11c..e24670417 100755
--- a/src/conf_mode/high-availability.py
+++ b/src/conf_mode/high-availability.py
@@ -15,6 +15,7 @@
# along with this program. If not, see <http://www.gnu.org/licenses/>.
+import os
import time
from sys import exit
@@ -24,6 +25,7 @@ from ipaddress import IPv6Interface
from vyos.base import Warning
from vyos.config import Config
+from vyos.configdict import leaf_node_changed
from vyos.ifconfig.vrrp import VRRP
from vyos.template import render
from vyos.template import is_ipv4
@@ -35,6 +37,9 @@ from vyos import airbag
airbag.enable()
+systemd_override = r'/run/systemd/system/keepalived.service.d/10-override.conf'
+
+
def get_config(config=None):
if config:
conf = config
@@ -54,6 +59,9 @@ def get_config(config=None):
if conf.exists(conntrack_path):
ha['conntrack_sync_group'] = conf.return_value(conntrack_path)
+ if leaf_node_changed(conf, base + ['vrrp', 'disable-snmp']):
+ ha.update({'restart_required': {}})
+
return ha
def verify(ha):
@@ -164,13 +172,17 @@ def verify(ha):
def generate(ha):
if not ha or 'disable' in ha:
+ if os.path.isfile(systemd_override):
+ os.unlink(systemd_override)
return None
render(VRRP.location['config'], 'high-availability/keepalived.conf.j2', ha)
+ render(systemd_override, 'high-availability/10-override.conf.j2', ha)
return None
def apply(ha):
service_name = 'keepalived.service'
+ call('systemctl daemon-reload')
if not ha or 'disable' in ha:
call(f'systemctl stop {service_name}')
return None
@@ -187,7 +199,11 @@ def apply(ha):
if is_ipv6_tentative(interface, ipv6_address):
time.sleep(interval)
- call(f'systemctl reload-or-restart {service_name}')
+ systemd_action = 'reload-or-restart'
+ if 'restart_required' in ha:
+ systemd_action = 'restart'
+
+ call(f'systemctl {systemd_action} {service_name}')
return None
if __name__ == '__main__':