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prevent unsetting of nonexistent previous port in kubeapi-load-balancer charm

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This commit is contained in:
Rye Terrell 2017-07-17 12:22:54 -05:00
parent ce91f2ab26
commit 7c06da5b0e
1 changed files with 2 additions and 0 deletions
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2
cluster/juju/layers/kubeapi-load-balancer/reactive/load_balancer.py
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@ -54,6 +54,8 @@ def request_server_certificates(tls):
def close_old_port(): def close_old_port():
config = hookenv.config() config = hookenv.config()
old_port = config.previous('port') old_port = config.previous('port')
if not old_port:
return
try: try:
hookenv.close_port(old_port) hookenv.close_port(old_port)
except CalledProcessError: except CalledProcessError: