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Simplify policy writing a bit

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Refactor the handling of the policy info code, so every policy does
not have to implement the same boilerplate code.

Signed-off-by: Niels Thykier <niels@thykier.net>
This commit is contained in:
Niels Thykier 2016-07-05 23:17:32 +00:00
parent cb248a23eb
commit 58b73c1906
1 changed files with 18 additions and 16 deletions
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34
policies/policy.py
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@ -36,15 +36,19 @@ class PolicyVerdict(Enum):
class BasePolicy(object):
def __init__(self, options, applicable_suites):
def __init__(self, policy_id, options, applicable_suites):
"""The BasePolicy constructor
:param policy_id An string identifying the policy. It will
determine the key used for the excuses.yaml etc.
:param options The options member of Britney with all the
config options.
:param applicable_suites A set of suite names where this
policy applies.
"""
self.policy_id = policy_id
self.options = options
self.applicable_suites = applicable_suites
self.hints = None
@ -81,8 +85,16 @@ class BasePolicy(object):
"""
pass
def apply_policy(self, general_policy_info, suite, source_name, source_data_tdist, source_data_srcdist):
if 'age' not in general_policy_info:
general_policy_info['age'] = pinfo = {}
else:
pinfo = general_policy_info['age']
return self.apply_policy_impl(pinfo, suite, source_name, source_data_tdist, source_data_srcdist)
@abstractmethod
def apply_policy(self, policy_info, suite, source_name, source_data_tdist, source_data_srcdist):
def apply_policy_impl(self, policy_info, suite, source_name, source_data_tdist, source_data_srcdist):
"""Apply a policy on a given source migration
Britney will call this method on a given source package, when
@ -149,7 +161,7 @@ class AgePolicy(BasePolicy):
"""
def __init__(self, options, mindays):
super().__init__(options, {'unstable'})
super().__init__('age', options, {'unstable'})
self._min_days = mindays
if options.default_urgency not in mindays:
raise ValueError("Missing age-requirement for default urgency (MINDAYS_%s)" % options.default_urgency)
@ -168,13 +180,9 @@ class AgePolicy(BasePolicy):
super().save_state(britney)
self._write_dates_file()
def apply_policy(self, policy_info, suite, source_name, source_data_tdist, source_data_srcdist):
def apply_policy_impl(self, age_info, suite, source_name, source_data_tdist, source_data_srcdist):
# retrieve the urgency for the upload, ignoring it if this is a NEW package (not present in testing)
urgency = self._urgencies.get(source_name, self.options.default_urgency)
if 'age' not in policy_info:
policy_info['age'] = age_info = {}
else:
age_info = policy_info['age']
if urgency not in self._min_days:
age_info['unknown-urgency'] = urgency
@ -324,7 +332,7 @@ class RCBugPolicy(BasePolicy):
"""
def __init__(self, options):
super().__init__(options, {'unstable'})
super().__init__('rc-bugs', options, {'unstable'})
self._bugs = {}
def initialise(self, britney):
@ -344,13 +352,7 @@ class RCBugPolicy(BasePolicy):
self._bugs['unstable'] = self._read_bugs(filename_unstable)
self._bugs['testing'] = self._read_bugs(filename_testing)
def apply_policy(self, policy_info, suite, source_name, source_data_tdist, source_data_srcdist):
# retrieve the urgency for the upload, ignoring it if this is a NEW package (not present in testing)
if 'rc-bugs' not in policy_info:
policy_info['rc-bugs'] = rcbugs_info = {}
else:
rcbugs_info = policy_info['rc-bugs']
def apply_policy_impl(self, rcbugs_info, suite, source_name, source_data_tdist, source_data_srcdist):
bugs_t = set()
bugs_u = set()