Restarting NetworkManager causes duplicate rules loading

Solution Unverified - Updated -

Issue

  • Restarting NetworkManager causes duplicate rules loading

Sample configuration:

# cat /etc/sysconfig/network-scripts/ifcfg-ens8
IPADDR=172.16.1.47
PREFIX=24
DEVICE=ens8
...skip
# grep "^100" /etc/iproute2/rt_tables
100 test
# cat /etc/sysconfig/network-scripts/rule-ens8 
from 172.16.1.47 table test priority 100
# ip rule list | grep "^100:"
100:    from 172.16.1.47 lookup test 
# systemctl restart NetworkManager
# ip rule list | grep "^100:"
100:    from 172.16.1.47 lookup test 
100:    from 172.16.1.47 lookup test

Environment

  • Red Hat Enterprise Linux 7
  • NetworkManager-dispatcher-routing-rules

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