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# Copyright 2012 Hewlett-Packard Development Company, L.P.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import copy
import os
import re
import struct
import time
from uuid import uuid4
import extras
OrderedDict = extras.try_imports(['collections.OrderedDict',
'ordereddict.OrderedDict'])
EMPTY_GIT_REF = '0' * 40 # git sha of all zeros, used during creates/deletes
MERGER_MERGE = 1 # "git merge"
MERGER_MERGE_RESOLVE = 2 # "git merge -s resolve"
MERGER_CHERRY_PICK = 3 # "git cherry-pick"
MERGER_MAP = {
'merge': MERGER_MERGE,
'merge-resolve': MERGER_MERGE_RESOLVE,
'cherry-pick': MERGER_CHERRY_PICK,
}
PRECEDENCE_NORMAL = 0
PRECEDENCE_LOW = 1
PRECEDENCE_HIGH = 2
PRECEDENCE_MAP = {
None: PRECEDENCE_NORMAL,
'low': PRECEDENCE_LOW,
'normal': PRECEDENCE_NORMAL,
'high': PRECEDENCE_HIGH,
}
def time_to_seconds(s):
if s.endswith('s'):
return int(s[:-1])
if s.endswith('m'):
return int(s[:-1]) * 60
if s.endswith('h'):
return int(s[:-1]) * 60 * 60
if s.endswith('d'):
return int(s[:-1]) * 24 * 60 * 60
if s.endswith('w'):
return int(s[:-1]) * 7 * 24 * 60 * 60
raise Exception("Unable to parse time value: %s" % s)
def normalizeCategory(name):
name = name.lower()
return re.sub(' ', '-', name)
class Pipeline(object):
"""A configuration that ties triggers, reporters, managers and sources.
Source
Where changes should come from. It is a named connection to
an external service defined in zuul.conf
Trigger
A description of which events should be processed
Manager
Responsible for enqueing and dequeing Changes
Reporter
Communicates success and failure results somewhere
"""
def __init__(self, name, layout):
self.name = name
self.layout = layout
self.description = None
self.failure_message = None
self.merge_failure_message = None
self.success_message = None
self.footer_message = None
self.start_message = None
self.dequeue_on_new_patchset = True
self.ignore_dependencies = False
self.job_trees = {} # project -> JobTree
self.manager = None
self.queues = []
self.precedence = PRECEDENCE_NORMAL
self.source = None
self.triggers = []
self.start_actions = []
self.success_actions = []
self.failure_actions = []
self.merge_failure_actions = []
self.disabled_actions = []
self.disable_at = None
self._consecutive_failures = 0
self._disabled = False
self.window = None
self.window_floor = None
self.window_increase_type = None
self.window_increase_factor = None
self.window_decrease_type = None
self.window_decrease_factor = None
@property
def actions(self):
return (
self.start_actions +
self.success_actions +
self.failure_actions +
self.merge_failure_actions +
self.disabled_actions
)
def __repr__(self):
return '<Pipeline %s>' % self.name
def setManager(self, manager):
self.manager = manager
def getProjects(self):
# cmp is not in python3, applied idiom from
# http://python-future.org/compatible_idioms.html#cmp
return sorted(
self.job_trees.keys(),
key=lambda p: p.name)
def addQueue(self, queue):
self.queues.append(queue)
def getQueue(self, project):
for queue in self.queues:
if project in queue.projects:
return queue
return None
def removeQueue(self, queue):
self.queues.remove(queue)
def getJobTree(self, project):
tree = self.job_trees.get(project)
return tree
def getChangesInQueue(self):
changes = []
for shared_queue in self.queues:
changes.extend([x.change for x in shared_queue.queue])
return changes
def getAllItems(self):
items = []
for shared_queue in self.queues:
items.extend(shared_queue.queue)
return items
def formatStatusJSON(self, url_pattern=None):
j_pipeline = dict(name=self.name,
description=self.description)
j_queues = []
j_pipeline['change_queues'] = j_queues
for queue in self.queues:
j_queue = dict(name=queue.name)
j_queues.append(j_queue)
j_queue['heads'] = []
j_queue['window'] = queue.window
j_changes = []
for e in queue.queue:
if not e.item_ahead:
if j_changes:
j_queue['heads'].append(j_changes)
j_changes = []
j_changes.append(e.formatJSON(url_pattern))
if (len(j_changes) > 1 and
(j_changes[-2]['remaining_time'] is not None) and
(j_changes[-1]['remaining_time'] is not None)):
j_changes[-1]['remaining_time'] = max(
j_changes[-2]['remaining_time'],
j_changes[-1]['remaining_time'])
if j_changes:
j_queue['heads'].append(j_changes)
return j_pipeline
class ChangeQueue(object):
"""A ChangeQueue contains Changes to be processed related projects.
A Pipeline with a DependentPipelineManager has multiple parallel
ChangeQueues shared by different projects. For instance, there may a
ChangeQueue shared by interrelated projects foo and bar, and a second queue
for independent project baz.
A Pipeline with an IndependentPipelineManager puts every Change into its
own ChangeQueue
The ChangeQueue Window is inspired by TCP windows and controlls how many
Changes in a given ChangeQueue will be considered active and ready to
be processed. If a Change succeeds, the Window is increased by
`window_increase_factor`. If a Change fails, the Window is decreased by
`window_decrease_factor`.
"""
def __init__(self, pipeline, window=0, window_floor=1,
window_increase_type='linear', window_increase_factor=1,
window_decrease_type='exponential', window_decrease_factor=2,
name=None):
self.pipeline = pipeline
if name:
self.name = name
else:
self.name = ''
self.projects = []
self._jobs = set()
self.queue = []
self.window = window
self.window_floor = window_floor
self.window_increase_type = window_increase_type
self.window_increase_factor = window_increase_factor
self.window_decrease_type = window_decrease_type
self.window_decrease_factor = window_decrease_factor
def __repr__(self):
return '<ChangeQueue %s: %s>' % (self.pipeline.name, self.name)
def getJobs(self):
return self._jobs
def addProject(self, project):
if project not in self.projects:
self.projects.append(project)
if not self.name:
self.name = project.name
def enqueueChange(self, change):
item = QueueItem(self, change)
self.enqueueItem(item)
item.enqueue_time = time.time()
return item
def enqueueItem(self, item):
item.pipeline = self.pipeline
item.queue = self
if self.queue:
item.item_ahead = self.queue[-1]
item.item_ahead.items_behind.append(item)
self.queue.append(item)
def dequeueItem(self, item):
if item in self.queue:
self.queue.remove(item)
if item.item_ahead:
item.item_ahead.items_behind.remove(item)
for item_behind in item.items_behind:
if item.item_ahead:
item.item_ahead.items_behind.append(item_behind)
item_behind.item_ahead = item.item_ahead
item.item_ahead = None
item.items_behind = []
item.dequeue_time = time.time()
def moveItem(self, item, item_ahead):
if item.item_ahead == item_ahead:
return False
# Remove from current location
if item.item_ahead:
item.item_ahead.items_behind.remove(item)
for item_behind in item.items_behind:
if item.item_ahead:
item.item_ahead.items_behind.append(item_behind)
item_behind.item_ahead = item.item_ahead
# Add to new location
item.item_ahead = item_ahead
item.items_behind = []
if item.item_ahead:
item.item_ahead.items_behind.append(item)
return True
def mergeChangeQueue(self, other):
for project in other.projects:
self.addProject(project)
self.window = min(self.window, other.window)
# TODO merge semantics
def isActionable(self, item):
if self.window:
return item in self.queue[:self.window]
else:
return True
def increaseWindowSize(self):
if self.window:
if self.window_increase_type == 'linear':
self.window += self.window_increase_factor
elif self.window_increase_type == 'exponential':
self.window *= self.window_increase_factor
def decreaseWindowSize(self):
if self.window:
if self.window_decrease_type == 'linear':
self.window = max(
self.window_floor,
self.window - self.window_decrease_factor)
elif self.window_decrease_type == 'exponential':
self.window = max(
self.window_floor,
int(self.window / self.window_decrease_factor))
class Project(object):
"""A Project represents a git repository such as openstack/nova."""
# NOTE: Projects should only be instantiated via a Source object
# so that they are associated with and cached by their Connection.
# This makes a Project instance a unique identifier for a given
# project from a given source.
def __init__(self, name, foreign=False):
self.name = name
# foreign projects are those referenced in dependencies
# of layout projects, this should matter
# when deciding whether to enqueue their changes
# TODOv3 (jeblair): re-add support for foreign projects if needed
self.foreign = foreign
self.unparsed_config = None
def __str__(self):
return self.name
def __repr__(self):
return '<Project %s>' % (self.name)
class Node(object):
"""A single node for use by a job.
This may represent a request for a node, or an actual node
provided by Nodepool.
"""
def __init__(self, name, image):
self.name = name
self.image = image
self.id = None
self.lock = None
# Attributes from Nodepool
self._state = 'unknown'
self.state_time = time.time()
self.public_ipv4 = None
self.private_ipv4 = None
self.public_ipv6 = None
self._keys = []
@property
def state(self):
return self._state
@state.setter
def state(self, value):
# TODOv3(jeblair): reinstate
# if value not in STATES:
# raise TypeError("'%s' is not a valid state" % value)
self._state = value
self.state_time = time.time()
def __repr__(self):
return '<Node %s %s:%s>' % (self.id, self.name, self.image)
def toDict(self):
d = {}
d['state'] = self.state
for k in self._keys:
d[k] = getattr(self, k)
return d
def updateFromDict(self, data):
self._state = data['state']
keys = []
for k, v in data.items():
if k == 'state':
continue
keys.append(k)
setattr(self, k, v)
self._keys = keys
class NodeSet(object):
"""A set of nodes.
In configuration, NodeSets are attributes of Jobs indicating that
a Job requires nodes matching this description.
They may appear as top-level configuration objects and be named,
or they may appears anonymously in in-line job definitions.
"""
def __init__(self, name=None):
self.name = name or ''
self.nodes = OrderedDict()
def copy(self):
n = NodeSet(self.name)
for name, node in self.nodes.items():
n.addNode(Node(node.name, node.image))
return n
def addNode(self, node):
if node.name in self.nodes:
raise Exception("Duplicate node in %s" % (self,))
self.nodes[node.name] = node
def getNodes(self):
return self.nodes.values()
def __repr__(self):
if self.name:
name = self.name + ' '
else:
name = ''
return '<NodeSet %s%s>' % (name, self.nodes)
class NodeRequest(object):
"""A request for a set of nodes."""
def __init__(self, build_set, job, nodeset):
self.build_set = build_set
self.job = job
self.nodeset = nodeset
self._state = 'requested'
self.state_time = time.time()
self.stat = None
self.uid = uuid4().hex
self.id = None
# Zuul internal failure flag (not stored in ZK so it's not
# overwritten).
self.failed = False
@property
def state(self):
return self._state
@state.setter
def state(self, value):
# TODOv3(jeblair): reinstate
# if value not in STATES:
# raise TypeError("'%s' is not a valid state" % value)
self._state = value
self.state_time = time.time()
def __repr__(self):
return '<NodeRequest %s %s>' % (self.id, self.nodeset)
def toDict(self):
d = {}
nodes = [n.image for n in self.nodeset.getNodes()]
d['node_types'] = nodes
d['requestor'] = 'zuul' # TODOv3(jeblair): better descriptor
d['state'] = self.state
d['state_time'] = self.state_time
return d
def updateFromDict(self, data):
self._state = data['state']
self.state_time = data['state_time']
class Job(object):
"""A Job represents the defintion of actions to perform."""
attributes = dict(
timeout=None,
# variables={},
nodeset=NodeSet(),
auth={},
workspace=None,
pre_run=None,
post_run=None,
voting=None,
hold_following_changes=None,
failure_message=None,
success_message=None,
failure_url=None,
success_url=None,
# Matchers. These are separate so they can be individually
# overidden.
branch_matcher=None,
file_matcher=None,
irrelevant_file_matcher=None, # skip-if
tags=set(),
mutex=None,
attempts=3,
)
def __init__(self, name):
self.name = name
self.project_source = None
for k, v in self.attributes.items():
setattr(self, k, v)
def __eq__(self, other):
# Compare the name and all inheritable attributes to determine
# whether two jobs with the same name are identically
# configured. Useful upon reconfiguration.
if not isinstance(other, Job):
return False
if self.name != other.name:
return False
for k, v in self.attributes.items():
if getattr(self, k) != getattr(other, k):
return False
return True
def __str__(self):
return self.name
def __repr__(self):
return '<Job %s branches: %s>' % (self.name, self.branch_matcher)
def inheritFrom(self, other):
"""Copy the inheritable attributes which have been set on the other
job to this job."""
if not isinstance(other, Job):
raise Exception("Job unable to inherit from %s" % (other,))
for k, v in self.attributes.items():
if getattr(other, k) != v and k != 'auth':
setattr(self, k, getattr(other, k))
# Inherit auth only if explicitly allowed
if other.auth and 'inherit' in other.auth and other.auth['inherit']:
setattr(self, 'auth', getattr(other, 'auth'))
def changeMatches(self, change):
if self.branch_matcher and not self.branch_matcher.matches(change):
return False
if self.file_matcher and not self.file_matcher.matches(change):
return False
# NB: This is a negative match.
if (self.irrelevant_file_matcher and
self.irrelevant_file_matcher.matches(change)):
return False
return True
class JobTree(object):
"""A JobTree holds one or more Jobs to represent Job dependencies.
If Job foo should only execute if Job bar succeeds, then there will
be a JobTree for foo, which will contain a JobTree for bar. A JobTree
can hold more than one dependent JobTrees, such that jobs bar and bang
both depend on job foo being successful.
A root node of a JobTree will have no associated Job."""
def __init__(self, job):
self.job = job
self.job_trees = []
def addJob(self, job):
if job not in [x.job for x in self.job_trees]:
t = JobTree(job)
self.job_trees.append(t)
return t
for tree in self.job_trees:
if tree.job == job:
return tree
def getJobs(self):
jobs = []
for x in self.job_trees:
jobs.append(x.job)
jobs.extend(x.getJobs())
return jobs
def getJobTreeForJob(self, job):
if self.job == job:
return self
for tree in self.job_trees:
ret = tree.getJobTreeForJob(job)
if ret:
return ret
return None
def inheritFrom(self, other):
if other.job:
self.job = Job(other.job.name)
self.job.inheritFrom(other.job)
for other_tree in other.job_trees:
this_tree = self.getJobTreeForJob(other_tree.job)
if not this_tree:
this_tree = JobTree(None)
self.job_trees.append(this_tree)
this_tree.inheritFrom(other_tree)
class Build(object):
"""A Build is an instance of a single running Job."""
def __init__(self, job, uuid):
self.job = job
self.uuid = uuid
self.url = None
self.result = None
self.build_set = None
self.launch_time = time.time()
self.start_time = None
self.end_time = None
self.estimated_time = None
self.pipeline = None
self.canceled = False
self.retry = False
self.parameters = {}
self.worker = Worker()
self.node_labels = []
self.node_name = None
def __repr__(self):
return ('<Build %s of %s on %s>' %
(self.uuid, self.job.name, self.worker))
class Worker(object):
"""Information about the specific worker executing a Build."""
def __init__(self):
self.name = "Unknown"
self.hostname = None
self.ips = []
self.fqdn = None
self.program = None
self.version = None
self.extra = {}
def updateFromData(self, data):
"""Update worker information if contained in the WORK_DATA response."""
self.name = data.get('worker_name', self.name)
self.hostname = data.get('worker_hostname', self.hostname)
self.ips = data.get('worker_ips', self.ips)
self.fqdn = data.get('worker_fqdn', self.fqdn)
self.program = data.get('worker_program', self.program)
self.version = data.get('worker_version', self.version)
self.extra = data.get('worker_extra', self.extra)
def __repr__(self):
return '<Worker %s>' % self.name
class RepoFiles(object):
"""RepoFiles holds config-file content for per-project job config."""
# When we ask a merger to prepare a future multiple-repo state and
# collect files so that we can dynamically load our configuration,
# this class provides easy access to that data.
def __init__(self):
self.projects = {}
def __repr__(self):
return '<RepoFiles %s>' % self.projects
def setFiles(self, items):
self.projects = {}
for item in items:
project = self.projects.setdefault(item['project'], {})
branch = project.setdefault(item['branch'], {})
branch.update(item['files'])
def getFile(self, project, branch, fn):
return self.projects.get(project, {}).get(branch, {}).get(fn)
class BuildSet(object):
"""Contains the Builds for a Change representing potential future state.
A BuildSet also holds the UUID used to produce the Zuul Ref that builders
check out.
"""
# Merge states:
NEW = 1
PENDING = 2
COMPLETE = 3
states_map = {
1: 'NEW',
2: 'PENDING',
3: 'COMPLETE',
}
def __init__(self, item):
self.item = item
self.other_changes = []
self.builds = {}
self.result = None
self.next_build_set = None
self.previous_build_set = None
self.ref = None
self.commit = None
self.zuul_url = None
self.unable_to_merge = False
self.failing_reasons = []
self.merge_state = self.NEW
self.nodesets = {} # job -> nodeset
self.node_requests = {} # job -> reqs
self.files = RepoFiles()
self.layout = None
self.tries = {}
def __repr__(self):
return '<BuildSet item: %s #builds: %s merge state: %s>' % (
self.item,
len(self.builds),
self.getStateName(self.merge_state))
def setConfiguration(self):
# The change isn't enqueued until after it's created
# so we don't know what the other changes ahead will be
# until jobs start.
if not self.other_changes:
next_item = self.item.item_ahead
while next_item:
self.other_changes.append(next_item.change)
next_item = next_item.item_ahead
if not self.ref:
self.ref = 'Z' + uuid4().hex
def getStateName(self, state_num):
return self.states_map.get(
state_num, 'UNKNOWN (%s)' % state_num)
def addBuild(self, build):
self.builds[build.job.name] = build
if build.job.name not in self.tries:
self.tries[build.job.name] = 1
build.build_set = self
def removeBuild(self, build):
self.tries[build.job.name] += 1
del self.builds[build.job.name]
def getBuild(self, job_name):
return self.builds.get(job_name)
def getBuilds(self):
keys = self.builds.keys()
keys.sort()
return [self.builds.get(x) for x in keys]
def getJobNodeSet(self, job_name):
# Return None if not provisioned; empty NodeSet if no nodes
# required
return self.nodesets.get(job_name)
def setJobNodeRequest(self, job_name, req):
if job_name in self.node_requests:
raise Exception("Prior node request for %s" % (job_name))
self.node_requests[job_name] = req
def getJobNodeRequest(self, job_name):
return self.node_requests.get(job_name)
def jobNodeRequestComplete(self, job_name, req, nodeset):
if job_name in self.nodesets:
raise Exception("Prior node request for %s" % (job_name))
self.nodesets[job_name] = nodeset
del self.node_requests[job_name]
def getTries(self, job_name):
return self.tries.get(job_name)
def getMergeMode(self, job_name):
if not self.layout or job_name not in self.layout.project_configs:
return MERGER_MERGE_RESOLVE
return self.layout.project_configs[job_name].merge_mode
class QueueItem(object):
"""Represents the position of a Change in a ChangeQueue.
All Changes are enqueued into ChangeQueue in a QueueItem. The QueueItem
holds the current `BuildSet` as well as all previous `BuildSets` that were
produced for this `QueueItem`.
"""
def __init__(self, queue, change):
self.pipeline = queue.pipeline
self.queue = queue
self.change = change # a changeish
self.build_sets = []
self.dequeued_needing_change = False
self.current_build_set = BuildSet(self)
self.build_sets.append(self.current_build_set)
self.item_ahead = None
self.items_behind = []
self.enqueue_time = None
self.dequeue_time = None
self.reported = False
self.active = False # Whether an item is within an active window
self.live = True # Whether an item is intended to be processed at all
self.layout = None # This item's shadow layout
self.job_tree = None
def __repr__(self):
if self.pipeline:
pipeline = self.pipeline.name
else:
pipeline = None
return '<QueueItem 0x%x for %s in %s>' % (
id(self), self.change, pipeline)
def resetAllBuilds(self):
old = self.current_build_set
self.current_build_set.result = 'CANCELED'
self.current_build_set = BuildSet(self)
old.next_build_set = self.current_build_set
self.current_build_set.previous_build_set = old
self.build_sets.append(self.current_build_set)
def addBuild(self, build):
self.current_build_set.addBuild(build)
build.pipeline = self.pipeline
def removeBuild(self, build):
self.current_build_set.removeBuild(build)
def setReportedResult(self, result):
self.current_build_set.result = result
def freezeJobTree(self):
"""Find or create actual matching jobs for this item's change and
store the resulting job tree."""
layout = self.current_build_set.layout
self.job_tree = layout.createJobTree(self)
def hasJobTree(self):
"""Returns True if the item has a job tree."""
return self.job_tree is not None
def getJobs(self):
if not self.live or not self.job_tree:
return []
return self.job_tree.getJobs()
def haveAllJobsStarted(self):
if not self.hasJobTree():
return False
for job in self.getJobs():
build = self.current_build_set.getBuild(job.name)
if not build or not build.start_time:
return False
return True
def areAllJobsComplete(self):
if not self.hasJobTree():
return False
for job in self.getJobs():
build = self.current_build_set.getBuild(job.name)
if not build or not build.result:
return False
return True
def didAllJobsSucceed(self):
if not self.hasJobTree():
return False
for job in self.getJobs():
if not job.voting:
continue
build = self.current_build_set.getBuild(job.name)
if not build:
return False
if build.result != 'SUCCESS':
return False
return True
def didAnyJobFail(self):
if not self.hasJobTree():
return False
for job in self.getJobs():
if not job.voting:
continue
build = self.current_build_set.getBuild(job.name)
if build and build.result and (build.result != 'SUCCESS'):
return True
return False
def didMergerFail(self):
if self.current_build_set.unable_to_merge:
return True
return False
def isHoldingFollowingChanges(self):
if not self.live:
return False
if not self.hasJobTree():
return False
for job in self.getJobs():
if not job.hold_following_changes:
continue
build = self.current_build_set.getBuild(job.name)
if not build:
return True
if build.result != 'SUCCESS':
return True
if not self.item_ahead:
return False
return self.item_ahead.isHoldingFollowingChanges()
def _findJobsToRun(self, job_trees, mutex):
torun = []
if self.item_ahead:
# Only run jobs if any 'hold' jobs on the change ahead
# have completed successfully.
if self.item_ahead.isHoldingFollowingChanges():
return []
for tree in job_trees:
job = tree.job
result = None
if job:
if not job.changeMatches(self.change):
continue
build = self.current_build_set.getBuild(job.name)
if build:
result = build.result
else:
# There is no build for the root of this job tree,
# so it has not run yet.
nodeset = self.current_build_set.getJobNodeSet(job.name)
if nodeset is None:
# The nodes for this job are not ready, skip
# it for now.
continue
if mutex.acquire(self, job):
# If this job needs a mutex, either acquire it or make
# sure that we have it before running the job.
torun.append(job)
# If there is no job, this is a null job tree, and we should
# run all of its jobs.
if result == 'SUCCESS' or not job:
torun.extend(self._findJobsToRun(tree.job_trees, mutex))
return torun
def findJobsToRun(self, mutex):
if not self.live:
return []
tree = self.job_tree
if not tree:
return []
return self._findJobsToRun(tree.job_trees, mutex)
def _findJobsToRequest(self, job_trees):
toreq = []
for tree in job_trees:
job = tree.job
if job:
if not job.changeMatches(self.change):
continue
nodeset = self.current_build_set.getJobNodeSet(job.name)
if nodeset is None:
req = self.current_build_set.getJobNodeRequest(job.name)
if req is None:
toreq.append(job)
toreq.extend(self._findJobsToRequest(tree.job_trees))
return toreq
def findJobsToRequest(self):
if not self.live:
return []
tree = self.job_tree
if not tree:
return []
return self._findJobsToRequest(tree.job_trees)
def setResult(self, build):
if build.retry:
self.removeBuild(build)
elif build.result != 'SUCCESS':
# Get a JobTree from a Job so we can find only its dependent jobs
tree = self.job_tree.getJobTreeForJob(build.job)
for job in tree.getJobs():
fakebuild = Build(job, None)
fakebuild.result = 'SKIPPED'
self.addBuild(fakebuild)
def setDequeuedNeedingChange(self):
self.dequeued_needing_change = True
self._setAllJobsSkipped()
def setUnableToMerge(self):
self.current_build_set.unable_to_merge = True
self._setAllJobsSkipped()
def _setAllJobsSkipped(self):
for job in self.getJobs():
fakebuild = Build(job, None)
fakebuild.result = 'SKIPPED'
self.addBuild(fakebuild)
def formatJobResult(self, job, url_pattern=None):
build = self.current_build_set.getBuild(job.name)
result = build.result
pattern = url_pattern
if result == 'SUCCESS':
if job.success_message:
result = job.success_message
if job.success_url:
pattern = job.success_url
elif result == 'FAILURE':
if job.failure_message:
result = job.failure_message
if job.failure_url:
pattern = job.failure_url
url = None
if pattern:
try:
url = pattern.format(change=self.change,
pipeline=self.pipeline,
job=job,
build=build)
except Exception:
pass # FIXME: log this or something?
if not url:
url = build.url or job.name
return (result, url)
def formatJSON(self, url_pattern=None):
changeish = self.change
ret = {}
ret['active'] = self.active
ret['live'] = self.live
if hasattr(changeish, 'url') and changeish.url is not None:
ret['url'] = changeish.url
else:
ret['url'] = None
ret['id'] = changeish._id()
if self.item_ahead:
ret['item_ahead'] = self.item_ahead.change._id()
else:
ret['item_ahead'] = None
ret['items_behind'] = [i.change._id() for i in self.items_behind]
ret['failing_reasons'] = self.current_build_set.failing_reasons
ret['zuul_ref'] = self.current_build_set.ref
if changeish.project:
ret['project'] = changeish.project.name
else:
# For cross-project dependencies with the depends-on
# project not known to zuul, the project is None
# Set it to a static value
ret['project'] = "Unknown Project"
ret['enqueue_time'] = int(self.enqueue_time * 1000)
ret['jobs'] = []
if hasattr(changeish, 'owner'):
ret['owner'] = changeish.owner
else:
ret['owner'] = None
max_remaining = 0
for job in self.getJobs():
now = time.time()
build = self.current_build_set.getBuild(job.name)
elapsed = None
remaining = None
result = None
build_url = None
report_url = None
worker = None
if build:
result = build.result
build_url = build.url
(unused, report_url) = self.formatJobResult(job, url_pattern)
if build.start_time:
if build.end_time:
elapsed = int((build.end_time -
build.start_time) * 1000)
remaining = 0
else:
elapsed = int((now - build.start_time) * 1000)
if build.estimated_time:
remaining = max(
int(build.estimated_time * 1000) - elapsed,
0)
worker = {
'name': build.worker.name,
'hostname': build.worker.hostname,
'ips': build.worker.ips,
'fqdn': build.worker.fqdn,
'program': build.worker.program,
'version': build.worker.version,
'extra': build.worker.extra
}
if remaining and remaining > max_remaining:
max_remaining = remaining
ret['jobs'].append({
'name': job.name,
'elapsed_time': elapsed,
'remaining_time': remaining,
'url': build_url,
'report_url': report_url,
'result': result,
'voting': job.voting,
'uuid': build.uuid if build else None,
'launch_time': build.launch_time if build else None,
'start_time': build.start_time if build else None,
'end_time': build.end_time if build else None,
'estimated_time': build.estimated_time if build else None,
'pipeline': build.pipeline.name if build else None,
'canceled': build.canceled if build else None,
'retry': build.retry if build else None,
'node_labels': build.node_labels if build else [],
'node_name': build.node_name if build else None,
'worker': worker,
})
if self.haveAllJobsStarted():
ret['remaining_time'] = max_remaining
else:
ret['remaining_time'] = None
return ret
def formatStatus(self, indent=0, html=False):
changeish = self.change
indent_str = ' ' * indent
ret = ''
if html and hasattr(changeish, 'url') and changeish.url is not None:
ret += '%sProject %s change <a href="%s">%s</a>\n' % (
indent_str,
changeish.project.name,
changeish.url,
changeish._id())
else:
ret += '%sProject %s change %s based on %s\n' % (
indent_str,
changeish.project.name,
changeish._id(),
self.item_ahead)
for job in self.getJobs():
build = self.current_build_set.getBuild(job.name)
if build:
result = build.result
else:
result = None
job_name = job.name
if not job.voting:
voting = ' (non-voting)'
else:
voting = ''
if html:
if build:
url = build.url
else:
url = None
if url is not None:
job_name = '<a href="%s">%s</a>' % (url, job_name)
ret += '%s %s: %s%s' % (indent_str, job_name, result, voting)
ret += '\n'
return ret
class Changeish(object):
"""Base class for Change and Ref."""
def __init__(self, project):
self.project = project
def getBasePath(self):
base_path = ''
if hasattr(self, 'refspec'):
base_path = "%s/%s/%s" % (
self.number[-2:], self.number, self.patchset)
elif hasattr(self, 'ref'):
base_path = "%s/%s" % (self.newrev[:2], self.newrev)
return base_path
def equals(self, other):
raise NotImplementedError()
def isUpdateOf(self, other):
raise NotImplementedError()
def filterJobs(self, jobs):
return filter(lambda job: job.changeMatches(self), jobs)
def getRelatedChanges(self):
return set()
def updatesConfig(self):
return False
class Change(Changeish):
"""A proposed new state for a Project."""
def __init__(self, project):
super(Change, self).__init__(project)
self.branch = None
self.number = None
self.url = None
self.patchset = None
self.refspec = None
self.files = []
self.needs_changes = []
self.needed_by_changes = []
self.is_current_patchset = True
self.can_merge = False
self.is_merged = False
self.failed_to_merge = False
self.approvals = []
self.open = None
self.status = None
self.owner = None
def _id(self):
return '%s,%s' % (self.number, self.patchset)
def __repr__(self):
return '<Change 0x%x %s>' % (id(self), self._id())
def equals(self, other):
if self.number == other.number and self.patchset == other.patchset:
return True
return False
def isUpdateOf(self, other):
if ((hasattr(other, 'number') and self.number == other.number) and
(hasattr(other, 'patchset') and
self.patchset is not None and
other.patchset is not None and
int(self.patchset) > int(other.patchset))):
return True
return False
def getRelatedChanges(self):
related = set()
for c in self.needs_changes:
related.add(c)
for c in self.needed_by_changes:
related.add(c)
related.update(c.getRelatedChanges())
return related
def updatesConfig(self):
if 'zuul.yaml' in self.files or '.zuul.yaml' in self.files:
return True
return False
class Ref(Changeish):
"""An existing state of a Project."""
def __init__(self, project):
super(Ref, self).__init__(project)
self.ref = None
self.oldrev = None
self.newrev = None
def _id(self):
return self.newrev
def __repr__(self):
rep = None
if self.newrev == '0000000000000000000000000000000000000000':
rep = '<Ref 0x%x deletes %s from %s' % (
id(self), self.ref, self.oldrev)
elif self.oldrev == '0000000000000000000000000000000000000000':
rep = '<Ref 0x%x creates %s on %s>' % (
id(self), self.ref, self.newrev)
else:
# Catch all
rep = '<Ref 0x%x %s updated %s..%s>' % (
id(self), self.ref, self.oldrev, self.newrev)
return rep
def equals(self, other):
if (self.project == other.project
and self.ref == other.ref
and self.newrev == other.newrev):
return True
return False
def isUpdateOf(self, other):
return False
class NullChange(Changeish):
# TODOv3(jeblair): remove this in favor of enqueueing Refs (eg
# current master) instead.
def __repr__(self):
return '<NullChange for %s>' % (self.project)
def _id(self):
return None
def equals(self, other):
if (self.project == other.project
and other._id() is None):
return True
return False
def isUpdateOf(self, other):
return False
class TriggerEvent(object):
"""Incoming event from an external system."""
def __init__(self):
self.data = None
# common
self.type = None
# For management events (eg: enqueue / promote)
self.tenant_name = None
self.project_name = None
self.trigger_name = None
# Representation of the user account that performed the event.
self.account = None
# patchset-created, comment-added, etc.
self.change_number = None
self.change_url = None
self.patch_number = None
self.refspec = None
self.approvals = []
self.branch = None
self.comment = None
# ref-updated
self.ref = None
self.oldrev = None
self.newrev = None
# timer
self.timespec = None
# zuultrigger
self.pipeline_name = None
# For events that arrive with a destination pipeline (eg, from
# an admin command, etc):
self.forced_pipeline = None
def __repr__(self):
ret = '<TriggerEvent %s %s' % (self.type, self.project_name)
if self.branch:
ret += " %s" % self.branch
if self.change_number:
ret += " %s,%s" % (self.change_number, self.patch_number)
if self.approvals:
ret += ' ' + ', '.join(
['%s:%s' % (a['type'], a['value']) for a in self.approvals])
ret += '>'
return ret
class BaseFilter(object):
"""Base Class for filtering which Changes and Events to process."""
def __init__(self, required_approvals=[], reject_approvals=[]):
self._required_approvals = copy.deepcopy(required_approvals)
self.required_approvals = self._tidy_approvals(required_approvals)
self._reject_approvals = copy.deepcopy(reject_approvals)
self.reject_approvals = self._tidy_approvals(reject_approvals)
def _tidy_approvals(self, approvals):
for a in approvals:
for k, v in a.items():
if k == 'username':
a['username'] = re.compile(v)
elif k in ['email', 'email-filter']:
a['email'] = re.compile(v)
elif k == 'newer-than':
a[k] = time_to_seconds(v)
elif k == 'older-than':
a[k] = time_to_seconds(v)
if 'email-filter' in a:
del a['email-filter']
return approvals
def _match_approval_required_approval(self, rapproval, approval):
# Check if the required approval and approval match
if 'description' not in approval:
return False
now = time.time()
by = approval.get('by', {})
for k, v in rapproval.items():
if k == 'username':
if (not v.search(by.get('username', ''))):
return False
elif k == 'email':
if (not v.search(by.get('email', ''))):
return False
elif k == 'newer-than':
t = now - v
if (approval['grantedOn'] < t):
return False
elif k == 'older-than':
t = now - v
if (approval['grantedOn'] >= t):
return False
else:
if not isinstance(v, list):
v = [v]
if (normalizeCategory(approval['description']) != k or
int(approval['value']) not in v):
return False
return True
def matchesApprovals(self, change):
if (self.required_approvals and not change.approvals
or self.reject_approvals and not change.approvals):
# A change with no approvals can not match
return False
# TODO(jhesketh): If we wanted to optimise this slightly we could
# analyse both the REQUIRE and REJECT filters by looping over the
# approvals on the change and keeping track of what we have checked
# rather than needing to loop on the change approvals twice
return (self.matchesRequiredApprovals(change) and
self.matchesNoRejectApprovals(change))
def matchesRequiredApprovals(self, change):
# Check if any approvals match the requirements
for rapproval in self.required_approvals:
matches_rapproval = False
for approval in change.approvals:
if self._match_approval_required_approval(rapproval, approval):
# We have a matching approval so this requirement is
# fulfilled
matches_rapproval = True
break
if not matches_rapproval:
return False
return True
def matchesNoRejectApprovals(self, change):
# Check to make sure no approvals match a reject criteria
for rapproval in self.reject_approvals:
for approval in change.approvals:
if self._match_approval_required_approval(rapproval, approval):
# A reject approval has been matched, so we reject
# immediately
return False
# To get here no rejects can have been matched so we should be good to
# queue
return True
class EventFilter(BaseFilter):
"""Allows a Pipeline to only respond to certain events."""
def __init__(self, trigger, types=[], branches=[], refs=[],
event_approvals={}, comments=[], emails=[], usernames=[],
timespecs=[], required_approvals=[], reject_approvals=[],
pipelines=[], ignore_deletes=True):
super(EventFilter, self).__init__(
required_approvals=required_approvals,
reject_approvals=reject_approvals)
self.trigger = trigger
self._types = types
self._branches = branches
self._refs = refs
self._comments = comments
self._emails = emails
self._usernames = usernames
self._pipelines = pipelines
self.types = [re.compile(x) for x in types]
self.branches = [re.compile(x) for x in branches]
self.refs = [re.compile(x) for x in refs]
self.comments = [re.compile(x) for x in comments]
self.emails = [re.compile(x) for x in emails]
self.usernames = [re.compile(x) for x in usernames]
self.pipelines = [re.compile(x) for x in pipelines]
self.event_approvals = event_approvals
self.timespecs = timespecs
self.ignore_deletes = ignore_deletes
def __repr__(self):
ret = '<EventFilter'
if self._types:
ret += ' types: %s' % ', '.join(self._types)
if self._pipelines:
ret += ' pipelines: %s' % ', '.join(self._pipelines)
if self._branches:
ret += ' branches: %s' % ', '.join(self._branches)
if self._refs:
ret += ' refs: %s' % ', '.join(self._refs)
if self.ignore_deletes:
ret += ' ignore_deletes: %s' % self.ignore_deletes
if self.event_approvals:
ret += ' event_approvals: %s' % ', '.join(
['%s:%s' % a for a in self.event_approvals.items()])
if self.required_approvals:
ret += ' required_approvals: %s' % ', '.join(
['%s' % a for a in self._required_approvals])
if self.reject_approvals:
ret += ' reject_approvals: %s' % ', '.join(
['%s' % a for a in self._reject_approvals])
if self._comments:
ret += ' comments: %s' % ', '.join(self._comments)
if self._emails:
ret += ' emails: %s' % ', '.join(self._emails)
if self._usernames:
ret += ' username_filters: %s' % ', '.join(self._usernames)
if self.timespecs:
ret += ' timespecs: %s' % ', '.join(self.timespecs)
ret += '>'
return ret
def matches(self, event, change):
# event types are ORed
matches_type = False
for etype in self.types:
if etype.match(event.type):
matches_type = True
if self.types and not matches_type:
return False
# pipelines are ORed
matches_pipeline = False
for epipe in self.pipelines:
if epipe.match(event.pipeline_name):
matches_pipeline = True
if self.pipelines and not matches_pipeline:
return False
# branches are ORed
matches_branch = False
for branch in self.branches:
if branch.match(event.branch):
matches_branch = True
if self.branches and not matches_branch:
return False
# refs are ORed
matches_ref = False
if event.ref is not None:
for ref in self.refs:
if ref.match(event.ref):
matches_ref = True
if self.refs and not matches_ref:
return False
if self.ignore_deletes and event.newrev == EMPTY_GIT_REF:
# If the updated ref has an empty git sha (all 0s),
# then the ref is being deleted
return False
# comments are ORed
matches_comment_re = False
for comment_re in self.comments:
if (event.comment is not None and
comment_re.search(event.comment)):
matches_comment_re = True
if self.comments and not matches_comment_re:
return False
# We better have an account provided by Gerrit to do
# email filtering.
if event.account is not None:
account_email = event.account.get('email')
# emails are ORed
matches_email_re = False
for email_re in self.emails:
if (account_email is not None and
email_re.search(account_email)):
matches_email_re = True
if self.emails and not matches_email_re:
return False
# usernames are ORed
account_username = event.account.get('username')
matches_username_re = False
for username_re in self.usernames:
if (account_username is not None and
username_re.search(account_username)):
matches_username_re = True
if self.usernames and not matches_username_re:
return False
# approvals are ANDed
for category, value in self.event_approvals.items():
matches_approval = False
for eapproval in event.approvals:
if (normalizeCategory(eapproval['description']) == category and
int(eapproval['value']) == int(value)):
matches_approval = True
if not matches_approval:
return False
# required approvals are ANDed (reject approvals are ORed)
if not self.matchesApprovals(change):
return False
# timespecs are ORed
matches_timespec = False
for timespec in self.timespecs:
if (event.timespec == timespec):
matches_timespec = True
if self.timespecs and not matches_timespec:
return False
return True
class ChangeishFilter(BaseFilter):
"""Allows a Manager to only enqueue Changes that meet certain criteria."""
def __init__(self, open=None, current_patchset=None,
statuses=[], required_approvals=[],
reject_approvals=[]):
super(ChangeishFilter, self).__init__(
required_approvals=required_approvals,
reject_approvals=reject_approvals)
self.open = open
self.current_patchset = current_patchset
self.statuses = statuses
def __repr__(self):
ret = '<ChangeishFilter'
if self.open is not None:
ret += ' open: %s' % self.open
if self.current_patchset is not None:
ret += ' current-patchset: %s' % self.current_patchset
if self.statuses:
ret += ' statuses: %s' % ', '.join(self.statuses)
if self.required_approvals:
ret += (' required_approvals: %s' %
str(self.required_approvals))
if self.reject_approvals:
ret += (' reject_approvals: %s' %
str(self.reject_approvals))
ret += '>'
return ret
def matches(self, change):
if self.open is not None:
if self.open != change.open:
return False
if self.current_patchset is not None:
if self.current_patchset != change.is_current_patchset:
return False
if self.statuses:
if change.status not in self.statuses:
return False
# required approvals are ANDed (reject approvals are ORed)
if not self.matchesApprovals(change):
return False
return True
class ProjectPipelineConfig(object):
# Represents a project cofiguration in the context of a pipeline
def __init__(self):
self.job_tree = None
self.queue_name = None
self.merge_mode = None
class ProjectConfig(object):
# Represents a project cofiguration
def __init__(self, name):
self.name = name
self.merge_mode = None
self.pipelines = {}
class UnparsedAbideConfig(object):
"""A collection of yaml lists that has not yet been parsed into objects.
An Abide is a collection of tenants.
"""
def __init__(self):
self.tenants = []
def extend(self, conf):
if isinstance(conf, UnparsedAbideConfig):
self.tenants.extend(conf.tenants)
return
if not isinstance(conf, list):
raise Exception("Configuration items must be in the form of "
"a list of dictionaries (when parsing %s)" %
(conf,))
for item in conf:
if not isinstance(item, dict):
raise Exception("Configuration items must be in the form of "
"a list of dictionaries (when parsing %s)" %
(conf,))
if len(item.keys()) > 1:
raise Exception("Configuration item dictionaries must have "
"a single key (when parsing %s)" %
(conf,))
key, value = item.items()[0]
if key == 'tenant':
self.tenants.append(value)
else:
raise Exception("Configuration item not recognized "
"(when parsing %s)" %
(conf,))
class UnparsedTenantConfig(object):
"""A collection of yaml lists that has not yet been parsed into objects."""
def __init__(self):
self.pipelines = []
self.jobs = []
self.project_templates = []
self.projects = []
self.nodesets = []
def copy(self):
r = UnparsedTenantConfig()
r.pipelines = copy.deepcopy(self.pipelines)
r.jobs = copy.deepcopy(self.jobs)
r.project_templates = copy.deepcopy(self.project_templates)
r.projects = copy.deepcopy(self.projects)
r.nodesets = copy.deepcopy(self.nodesets)
return r
def extend(self, conf, source_project=None, source_branch=None):
if isinstance(conf, UnparsedTenantConfig):
self.pipelines.extend(conf.pipelines)
self.jobs.extend(conf.jobs)
self.project_templates.extend(conf.project_templates)
self.projects.extend(conf.projects)
self.nodesets.extend(conf.nodesets)
return
if not isinstance(conf, list):
raise Exception("Configuration items must be in the form of "
"a list of dictionaries (when parsing %s)" %
(conf,))
for item in conf:
if not isinstance(item, dict):
raise Exception("Configuration items must be in the form of "
"a list of dictionaries (when parsing %s)" %
(conf,))
if len(item.keys()) > 1:
raise Exception("Configuration item dictionaries must have "
"a single key (when parsing %s)" %
(conf,))
key, value = item.items()[0]
if key == 'project':
self.projects.append(value)
elif key == 'job':
if source_project is not None:
value['_source_project'] = source_project
if source_branch is not None:
value['_source_branch'] = source_branch
self.jobs.append(value)
elif key == 'project-template':
self.project_templates.append(value)
elif key == 'pipeline':
self.pipelines.append(value)
elif key == 'nodeset':
self.nodesets.append(value)
else:
raise Exception("Configuration item `%s` not recognized "
"(when parsing %s)" %
(item, conf,))
class Layout(object):
"""Holds all of the Pipelines."""
def __init__(self):
self.tenant = None
self.projects = {}
self.project_configs = {}
self.project_templates = {}
self.pipelines = OrderedDict()
# This is a dictionary of name -> [jobs]. The first element
# of the list is the first job added with that name. It is
# the reference definition for a given job. Subsequent
# elements are aspects of that job with different matchers
# that override some attribute of the job. These aspects all
# inherit from the reference definition.
self.jobs = {'noop': [Job('noop')]}
self.nodesets = {}
def getJob(self, name):
if name in self.jobs:
return self.jobs[name][0]
raise Exception("Job %s not defined" % (name,))
def getJobs(self, name):
return self.jobs.get(name, [])
def addJob(self, job):
# We can have multiple variants of a job all with the same
# name, but these variants must all be defined in the same repo.
prior_jobs = [j for j in self.getJobs(job.name)
if j.source_project != job.source_project]
if prior_jobs:
raise Exception("Job %s in %s is not permitted to shadow "
"job %s in %s" % (job, job.source_project,
prior_jobs[0],
prior_jobs[0].source_project))
if job.name in self.jobs:
self.jobs[job.name].append(job)
else:
self.jobs[job.name] = [job]
def addNodeSet(self, nodeset):
if nodeset.name in self.nodesets:
raise Exception("NodeSet %s already defined" % (nodeset.name,))
self.nodesets[nodeset.name] = nodeset
def addPipeline(self, pipeline):
self.pipelines[pipeline.name] = pipeline
def addProjectTemplate(self, project_template):
self.project_templates[project_template.name] = project_template
def addProjectConfig(self, project_config, update_pipeline=True):
self.project_configs[project_config.name] = project_config
# TODOv3(jeblair): tidy up the relationship between pipelines
# and projects and projectconfigs. Specifically, move
# job_trees out of the pipeline since they are more dynamic
# than pipelines. Remove the update_pipeline argument
if not update_pipeline:
return
for pipeline_name, pipeline_config in project_config.pipelines.items():
pipeline = self.pipelines[pipeline_name]
project = pipeline.source.getProject(project_config.name)
pipeline.job_trees[project] = pipeline_config.job_tree
def _createJobTree(self, change, job_trees, parent):
for tree in job_trees:
job = tree.job
if not job.changeMatches(change):
continue
frozen_job = Job(job.name)
frozen_tree = JobTree(frozen_job)
inherited = set()
for variant in self.getJobs(job.name):
if variant.changeMatches(change):
if variant not in inherited:
frozen_job.inheritFrom(variant)
inherited.add(variant)
if not inherited:
# A change must match at least one defined job variant
# (that is to say that it must match more than just
# the job that is defined in the tree).
continue
if job not in inherited:
# Only update from the job in the tree if it is
# unique, otherwise we might unset an attribute we
# have overloaded.
frozen_job.inheritFrom(job)
parent.job_trees.append(frozen_tree)
self._createJobTree(change, tree.job_trees, frozen_tree)
def createJobTree(self, item):
project_config = self.project_configs.get(
item.change.project.name, None)
ret = JobTree(None)
# NOTE(pabelanger): It is possible for a foreign project not to have a
# configured pipeline, if so return an empty JobTree.
if project_config and item.pipeline.name in project_config.pipelines:
project_tree = \
project_config.pipelines[item.pipeline.name].job_tree
self._createJobTree(item.change, project_tree.job_trees, ret)
return ret
class Tenant(object):
def __init__(self, name):
self.name = name
self.layout = None
# The list of repos from which we will read main
# configuration. (source, project)
self.config_repos = []
# The unparsed config from those repos.
self.config_repos_config = None
# The list of projects from which we will read in-repo
# configuration. (source, project)
self.project_repos = []
# The unparsed config from those repos.
self.project_repos_config = None
class Abide(object):
def __init__(self):
self.tenants = OrderedDict()
class JobTimeData(object):
format = 'B10H10H10B'
version = 0
def __init__(self, path):
self.path = path
self.success_times = [0 for x in range(10)]
self.failure_times = [0 for x in range(10)]
self.results = [0 for x in range(10)]
def load(self):
if not os.path.exists(self.path):
return
with open(self.path) as f:
data = struct.unpack(self.format, f.read())
version = data[0]
if version != self.version:
raise Exception("Unkown data version")
self.success_times = list(data[1:11])
self.failure_times = list(data[11:21])
self.results = list(data[21:32])
def save(self):
tmpfile = self.path + '.tmp'
data = [self.version]
data.extend(self.success_times)
data.extend(self.failure_times)
data.extend(self.results)
data = struct.pack(self.format, *data)
with open(tmpfile, 'w') as f:
f.write(data)
os.rename(tmpfile, self.path)
def add(self, elapsed, result):
elapsed = int(elapsed)
if result == 'SUCCESS':
self.success_times.append(elapsed)
self.success_times.pop(0)
result = 0
else:
self.failure_times.append(elapsed)
self.failure_times.pop(0)
result = 1
self.results.append(result)
self.results.pop(0)
def getEstimatedTime(self):
times = [x for x in self.success_times if x]
if times:
return float(sum(times)) / len(times)
return 0.0
class TimeDataBase(object):
def __init__(self, root):
self.root = root
self.jobs = {}
def _getTD(self, name):
td = self.jobs.get(name)
if not td:
td = JobTimeData(os.path.join(self.root, name))
self.jobs[name] = td
td.load()
return td
def getEstimatedTime(self, name):
return self._getTD(name).getEstimatedTime()
def update(self, name, elapsed, result):
td = self._getTD(name)
td.add(elapsed, result)
td.save()