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use backoff/retry for conn.get_zones and conn.get_hosted_zone in route53 module (#20771)

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This commit is contained in:
Robin Miller 2017-02-10 12:34:50 -06:00 committed by Ryan Brown
parent 86beb55a90
commit 951994be5e
1 changed files with 9 additions and 6 deletions
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15
lib/ansible/modules/cloud/amazon/route53.py
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@ -321,7 +321,7 @@ class TimeoutError(Exception):
def get_zone_by_name(conn, module, zone_name, want_private, zone_id, want_vpc_id):
"""Finds a zone by name or zone_id"""
for zone in conn.get_zones():
for zone in invoke_with_throttling_retries(conn.get_zones):
# only save this zone id if the private status of the zone matches
# the private_zone_in boolean specified in the params
private_zone = module.boolean(zone.config.get('PrivateZone', False))
@ -329,7 +329,8 @@ def get_zone_by_name(conn, module, zone_name, want_private, zone_id, want_vpc_id
if want_vpc_id:
# NOTE: These details aren't available in other boto methods, hence the necessary
# extra API call
zone_details = conn.get_hosted_zone(zone.id)['GetHostedZoneResponse']
hosted_zone = invoke_with_throttling_retries(conn.get_hosted_zone, zone.id)
zone_details = hosted_zone['GetHostedZoneResponse']
# this is to deal with this boto bug: https://github.com/boto/boto/pull/2882
if isinstance(zone_details['VPCs'], dict):
if zone_details['VPCs']['VPC']['VPCId'] == want_vpc_id:
@ -373,11 +374,11 @@ def commit(changes, retry_interval, wait, wait_timeout):
# Shamelessly copied over from https://git.io/vgmDG
IGNORE_CODE = 'Throttling'
MAX_RETRIES=5
def invoke_with_throttling_retries(function_ref, *argv):
def invoke_with_throttling_retries(function_ref, *argv, **kwargs):
retries=0
while True:
try:
retval=function_ref(*argv)
retval=function_ref(*argv, **kwargs)
return retval
except boto.exception.BotoServerError as e:
if e.code != IGNORE_CODE or retries==MAX_RETRIES:
@ -506,7 +507,8 @@ def main():
else:
wanted_rset.add_value(v)
sets = conn.get_all_rrsets(zone.id, name=record_in, type=type_in, identifier=identifier_in)
sets = invoke_with_throttling_retries(conn.get_all_rrsets, zone.id, name=record_in,
type=type_in, identifier=identifier_in)
for rset in sets:
# Due to a bug in either AWS or Boto, "special" characters are returned as octals, preventing round
# tripping of things like * and @.
@ -554,7 +556,8 @@ def main():
ns = record['values']
else:
# Retrieve name servers associated to the zone.
ns = conn.get_zone(zone_in).get_nameservers()
z = invoke_with_throttling_retries(conn.get_zone, zone_in)
ns = invoke_with_throttling_retries(z.get_nameservers)
module.exit_json(changed=False, set=record, nameservers=ns)