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Use nsd-control with reconfig and reload if they succeed and only fall back to restarting nsd if they fail

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This commit is contained in:
Joshua Tauberer 2022-10-27 10:02:50 -04:00
parent 92dc855703
commit e6e3dc4fa6
1 changed files with 9 additions and 0 deletions
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9
management/dns_update.py
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@ -98,6 +98,15 @@ def do_dns_update(env, force=False):
# Tell nsd to reload changed zone files. # Tell nsd to reload changed zone files.
if len(updated_domains) > 0: if len(updated_domains) > 0:
# 'reconfig' is needed if there are added or removed zones, but
# it may not reload existing zones, so we call 'reload' too. If
# nsd isn't running, nsd-control fails, so in that case revert
# to restarting nsd to make sure it is running. Restarting nsd
# should also refresh everything.
try:
shell('check_call', ["/usr/sbin/nsd-control", "reconfig"])
shell('check_call', ["/usr/sbin/nsd-control", "reload"])
except:
shell('check_call', ["/usr/sbin/service", "nsd", "restart"]) shell('check_call', ["/usr/sbin/service", "nsd", "restart"])
# Write the OpenDKIM configuration tables for all of the mail domains. # Write the OpenDKIM configuration tables for all of the mail domains.