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Use current live value for bridge_mtu 

This will ensure that upgrading without the bridge_mtu config key set
will keep things as they are.
This commit is contained in:
Joshua Boniface 2021-10-12 12:24:03 -04:00
parent 8f906c1f81
commit fe73dfbdc9
1 changed files with 12 additions and 1 deletions
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13
node-daemon/pvcnoded/util/config.py
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@ -19,13 +19,17 @@
#
###############################################################################
import daemon_lib.common as common
import os
import subprocess
import yaml
from socket import gethostname
from re import findall
from psutil import cpu_count
from ipaddress import ip_address, ip_network
from json import loads
class MalformedConfigurationError(Exception):
@ -287,13 +291,20 @@ def get_configuration():
'upstream_mtu': o_sysnetwork_upstream.get('mtu', None),
'upstream_dev_ip': o_sysnetwork_upstream.get('address', None),
'bridge_dev': o_sysnetworks.get('bridge_device', None),
'bridge_mtu': o_sysnetworks.get('bridge_mtu', 1500),
'bridge_mtu': o_sysnetworks.get('bridge_mtu', None),
'enable_sriov': o_sysnetworks.get('sriov_enable', False),
'sriov_device': o_sysnetworks.get('sriov_device', list())
}
config = {**config, **config_networks}
if config_networks['bridge_mtu'] is None:
# Read the current MTU of bridge_dev and set bridge_mtu to it; avoids weird resets
retcode, stdout, stderr = common.run_os_command(f"ip -json link show dev {config_networks['bridge_dev']}")
current_bridge_mtu = loads(stdout)[0]['mtu']
print(f"Config key bridge_mtu not explicitly set; using live MTU {current_bridge_mtu} from {config_networks['bridge_dev']}")
config_networks['bridge_mtu'] = current_bridge_mtu
for network_type in ['cluster', 'storage', 'upstream']:
result, msg = validate_floating_ip(config, network_type)
if not result: