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Code Issues Releases Activity

Merge remote-tracking branch 'origin/master' into configurable-geo-healthcheck

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This commit is contained in:
Ross McFarland
2017-10-18 10:57:32 -07:00
parent 02d80c2e84 f39e1d28c8
commit 9a30b058e2
49 changed files with 4498 additions and 559 deletions
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54
octodns/provider/base.py
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@@ -21,10 +21,14 @@ class Plan(object):
MAX_SAFE_DELETE_PCENT = .3
MIN_EXISTING_RECORDS = 10
def __init__(self, existing, desired, changes):
def __init__(self, existing, desired, changes,
update_pcent_threshold=MAX_SAFE_UPDATE_PCENT,
delete_pcent_threshold=MAX_SAFE_DELETE_PCENT):
self.existing = existing
self.desired = desired
self.changes = changes
self.update_pcent_threshold = update_pcent_threshold
self.delete_pcent_threshold = delete_pcent_threshold
change_counts = {
'Create': 0,
@@ -55,20 +59,20 @@ class Plan(object):
update_pcent = self.change_counts['Update'] / existing_record_count
delete_pcent = self.change_counts['Delete'] / existing_record_count
if update_pcent > self.MAX_SAFE_UPDATE_PCENT:
raise UnsafePlan('Too many updates, %s is over %s percent'
'(%s/%s)',
update_pcent,
self.MAX_SAFE_UPDATE_PCENT * 100,
self.change_counts['Update'],
existing_record_count)
if delete_pcent > self.MAX_SAFE_DELETE_PCENT:
raise UnsafePlan('Too many deletes, %s is over %s percent'
'(%s/%s)',
delete_pcent,
self.MAX_SAFE_DELETE_PCENT * 100,
self.change_counts['Delete'],
existing_record_count)
if update_pcent > self.update_pcent_threshold:
raise UnsafePlan('Too many updates, {} is over {} percent'
'({}/{})'.format(
update_pcent,
self.MAX_SAFE_UPDATE_PCENT * 100,
self.change_counts['Update'],
existing_record_count))
if delete_pcent > self.delete_pcent_threshold:
raise UnsafePlan('Too many deletes, {} is over {} percent'
'({}/{})'.format(
delete_pcent,
self.MAX_SAFE_DELETE_PCENT * 100,
self.change_counts['Delete'],
existing_record_count))
def __repr__(self):
return 'Creates={}, Updates={}, Deletes={}, Existing Records={}' \
@@ -79,11 +83,19 @@ class Plan(object):
class BaseProvider(BaseSource):
def __init__(self, id, apply_disabled=False):
def __init__(self, id, apply_disabled=False,
update_pcent_threshold=Plan.MAX_SAFE_UPDATE_PCENT,
delete_pcent_threshold=Plan.MAX_SAFE_DELETE_PCENT):
super(BaseProvider, self).__init__(id)
self.log.debug('__init__: id=%s, apply_disabled=%s', id,
apply_disabled)
self.log.debug('__init__: id=%s, apply_disabled=%s, '
'update_pcent_threshold=%d, delete_pcent_threshold=%d',
id,
apply_disabled,
update_pcent_threshold,
delete_pcent_threshold)
self.apply_disabled = apply_disabled
self.update_pcent_threshold = update_pcent_threshold
self.delete_pcent_threshold = delete_pcent_threshold
def _include_change(self, change):
'''
@@ -104,7 +116,7 @@ class BaseProvider(BaseSource):
self.log.info('plan: desired=%s', desired.name)
existing = Zone(desired.name, desired.sub_zones)
self.populate(existing, target=True)
self.populate(existing, target=True, lenient=True)
# compute the changes at the zone/record level
changes = existing.changes(desired, self)
@@ -124,7 +136,9 @@ class BaseProvider(BaseSource):
changes += extra
if changes:
plan = Plan(existing, desired, changes)
plan = Plan(existing, desired, changes,
self.update_pcent_threshold,
self.delete_pcent_threshold)
self.log.info('plan: %s', plan)
return plan
self.log.info('plan: No changes')