def __init__(self, jobChainLink, pk, unit):
super(linkTaskManagerReplacementDicFromChoice,
self).__init__(jobChainLink, pk, unit)
self.choices = []
dicts = MicroServiceChoiceReplacementDic.objects.filter(
choiceavailableatlink=str(jobChainLink.pk))
for i, dic in enumerate(dicts):
self.choices.append((i, dic.description, dic.replacementdic))
preConfiguredChain = self.checkForPreconfiguredXML()
if preConfiguredChain != None:
if preConfiguredChain != waitingOnTimer:
self.jobChainLink.setExitMessage("Completed successfully")
rd = ReplacementDict.fromstring(preConfiguredChain)
self.update_passvar_replacement_dict(rd)
self.jobChainLink.linkProcessingComplete(
0, passVar=self.jobChainLink.passVar)
else:
LOGGER.info('Waiting on delay to resume processing on unit %s',
unit)
else:
choicesAvailableForUnitsLock.acquire()
self.jobChainLink.setExitMessage('Awaiting decision')
choicesAvailableForUnits[self.jobChainLink.UUID] = self
choicesAvailableForUnitsLock.release()
def test_alternate_replacementdict_constructor():
"""
This constructor allows serialized Python strings to be expanded
into ReplacementDict instances.
"""
d = {"foo": "bar"}
assert ReplacementDict(d) == ReplacementDict.fromstring(str(d))
def __init__(self, jobChainLink, pk, unit):
super(linkTaskManagerReplacementDicFromChoice,
self).__init__(jobChainLink, pk, unit)
self.choices = []
dicts = MicroServiceChoiceReplacementDic.objects.filter(
choiceavailableatlink=str(jobChainLink.pk))
for i, dic in enumerate(dicts):
self.choices.append((i, dic.description, dic.replacementdic))
# There are MicroServiceChoiceReplacementDic links with no
# replacements (``self.choices`` has zero elements at this point). This
# is true for the following chain links:
#
# - ``Choose Config for Archivists Toolkit DIP Upload``
# - ``Choose config for AtoM DIP upload``
# - ``Choose Config for ArchivesSpace DIP Upload``
#
# The only purpose of these links is to load settings from the
# Dashboard configuration store (``DashboardSetting``), e.g.
# connection details or credentials that are needed to perform the
# upload of the DIP to the remote system.
#
# Once the settings are loaded, we proceed with the next chain link
# automatically instead of prompting the user with a single choice
# which was considered inconvenient and confusing. In the future, it
# should be possible to prompt the user only if we want to have the
# user decide between multiple configurations, e.g. more than one
# AtoM instance is available and the user wants to decide which one is
# going to be used.
rdict = self._get_dashboard_setting_choice()
if rdict and not self.choices:
LOGGER.debug('Found Dashboard settings for this task, proceed.')
self.update_passvar_replacement_dict(rdict)
self.jobChainLink.linkProcessingComplete(
0, passVar=self.jobChainLink.passVar)
return
preConfiguredChain = self.checkForPreconfiguredXML()
if preConfiguredChain is not None:
if preConfiguredChain != waitingOnTimer:
self.jobChainLink.setExitMessage(
Job.STATUS_COMPLETED_SUCCESSFULLY)
rd = ReplacementDict.fromstring(preConfiguredChain)
self.update_passvar_replacement_dict(rd)
self.jobChainLink.linkProcessingComplete(
0, passVar=self.jobChainLink.passVar)
else:
LOGGER.info('Waiting on delay to resume processing on unit %s',
unit)
else:
choicesAvailableForUnitsLock.acquire()
self.jobChainLink.setExitMessage(Job.STATUS_AWAITING_DECISION)
choicesAvailableForUnits[self.jobChainLink.UUID] = self
choicesAvailableForUnitsLock.release()
def __init__(self, jobChainLink, pk, unit):
super(linkTaskManagerReplacementDicFromChoice,
self).__init__(jobChainLink, pk, unit)
self.choices = []
dicts = MicroServiceChoiceReplacementDic.objects.filter(
choiceavailableatlink=str(jobChainLink.pk))
for i, dic in enumerate(dicts):
self.choices.append((i, dic.description, dic.replacementdic))
# This is an attempt to find a choice in DashboardSettings for the
# chain link that the current MicroServiceChoiceReplacementDic is
# taking us. We're looking up the setting dict by the module name
# that the StandardTaskConfig wants to execute, e.g. upload-qubit_v0.0.
#
# Not implemented yet, but this could enable us to store more than a
# configuration set a specific chain link.
#
# DashboardSettings does not belong to MCPServer. We currently have
# direct access to the database but that may not be always possible.
try:
mscl = MicroServiceChainLink.objects.get(id=jobChainLink.pk)
task_id = mscl.defaultnextchainlink.currenttask.tasktypepkreference
stc = StandardTaskConfig.objects.get(id=task_id)
except (MicroServiceChainLink.DoesNotExist,
StandardTaskConfig.DoesNotExist, AttributeError):
pass
else:
args = DashboardSetting.objects.get_dict(stc.execute)
if args:
args = {
'%{}%'.format(key): value
for key, value in args.items()
}
self.choices.append(
(len(self.choices), stc.execute, str(args)))
preConfiguredChain = self.checkForPreconfiguredXML()
if preConfiguredChain is not None:
if preConfiguredChain != waitingOnTimer:
self.jobChainLink.setExitMessage(
Job.STATUS_COMPLETED_SUCCESSFULLY)
rd = ReplacementDict.fromstring(preConfiguredChain)
self.update_passvar_replacement_dict(rd)
self.jobChainLink.linkProcessingComplete(
0, passVar=self.jobChainLink.passVar)
else:
LOGGER.info('Waiting on delay to resume processing on unit %s',
unit)
else:
choicesAvailableForUnitsLock.acquire()
self.jobChainLink.setExitMessage(Job.STATUS_AWAITING_DECISION)
choicesAvailableForUnits[self.jobChainLink.UUID] = self
choicesAvailableForUnitsLock.release()
def proceedWithChoice(self, index, agent):
if agent:
self.unit.setVariable("activeAgent", agent, None)
choicesAvailableForUnitsLock.acquire()
del choicesAvailableForUnits[self.jobChainLink.UUID]
choicesAvailableForUnitsLock.release()
#get the one at index, and go with it.
choiceIndex, description, replacementDic2 = self.choices[int(index)]
rd = ReplacementDict.fromstring(replacementDic2)
self.update_passvar_replacement_dict(rd)
self.jobChainLink.linkProcessingComplete(
0, passVar=self.jobChainLink.passVar)
def fetchUnitVariableForUnit(unit_uuid):
"""
Returns a dict combining all of the replacementDict unit variables for the
specified unit.
"""
results = ReplacementDict()
variables = UnitVariable.objects.filter(
unituuid=unit_uuid,
variable="replacementDict").values_list('variablevalue')
for replacement_dict, in variables:
rd = ReplacementDict.fromstring(replacement_dict)
results.update(rd)
return results
def proceedWithChoice(self, index, user_id):
if user_id:
agent_id = UserProfile.objects.get(user_id=int(user_id)).agent_id
agent_id = str(agent_id)
self.unit.setVariable("activeAgent", agent_id, None)
choicesAvailableForUnitsLock.acquire()
try:
del choicesAvailableForUnits[self.jobChainLink.UUID]
except KeyError:
pass
choicesAvailableForUnitsLock.release()
# get the one at index, and go with it.
_, _, replace_dict = self.choices[int(index)]
rd = ReplacementDict.fromstring(replace_dict)
self.update_passvar_replacement_dict(rd)
self.jobChainLink.linkProcessingComplete(
0, passVar=self.jobChainLink.passVar)
def checkForPreconfiguredXML(self):
ret = None
xmlFilePath = os.path.join(
self.unit.currentPath.replace(
"%sharedPath%", django_settings.SHARED_DIRECTORY, 1) + "/",
django_settings.PROCESSING_XML_FILE)
if os.path.isfile(xmlFilePath):
# For a list of items with pks:
# SELECT TasksConfigs.description, choiceAvailableAtLink, ' ' AS 'SPACE', MicroServiceChains.description, chainAvailable FROM MicroServiceChainChoice Join MicroServiceChains on MicroServiceChainChoice.chainAvailable = MicroServiceChains.pk Join MicroServiceChainLinks on MicroServiceChainLinks.pk = MicroServiceChainChoice.choiceAvailableAtLink Join TasksConfigs on TasksConfigs.pk = MicroServiceChainLinks.currentTask ORDER BY choiceAvailableAtLink desc;
try:
this_choice_point = choice_unifier.get(self.jobChainLink.pk,
self.jobChainLink.pk)
tree = etree.parse(xmlFilePath)
root = tree.getroot()
for preconfiguredChoice in root.findall(
".//preconfiguredChoice"):
if preconfiguredChoice.find(
"appliesTo").text == this_choice_point:
desiredChoice = preconfiguredChoice.find(
"goToChain").text
desiredChoice = choice_unifier.get(
desiredChoice, desiredChoice)
dic = MicroServiceChoiceReplacementDic.objects.get(
id=desiredChoice,
choiceavailableatlink=this_choice_point)
ret = dic.replacementdic
try:
# <delay unitAtime="yes">30</delay>
delayXML = preconfiguredChoice.find("delay")
unitAtimeXML = None
if delayXML:
unitAtimeXML = delayXML.get("unitCtime")
if unitAtimeXML is not None and unitAtimeXML.lower(
) != "no":
delaySeconds = int(delayXML.text)
unitTime = os.path.getmtime(
self.unit.currentPath.replace(
"%sharedPath%",
django_settings.SHARED_DIRECTORY, 1))
nowTime = time.time()
timeDifference = nowTime - unitTime
timeToGo = delaySeconds - timeDifference
LOGGER.info('Time to go: %s', timeToGo)
self.jobChainLink.setExitMessage(
"Waiting till: " +
datetime.datetime.fromtimestamp(
(nowTime + timeToGo)).ctime())
rd = ReplacementDict.fromstring(ret)
if self.jobChainLink.passVar is not None:
if isinstance(self.jobChainLink.passVar,
ReplacementDict):
new = {}
new.update(
self.jobChainLink.passVar.dic)
new.update(rd.dic)
rd.dic = new
t = threading.Timer(
timeToGo,
self.jobChainLink.linkProcessingComplete,
args=[0, rd],
kwargs={})
t.daemon = True
t.start()
t2 = threading.Timer(
timeToGo,
self.jobChainLink.setExitMessage,
args=[Job.STATUS_COMPLETED_SUCCESSFULLY],
kwargs={})
t2.start()
return waitingOnTimer
except Exception:
LOGGER.info('Error parsing XML', exc_info=True)
except Exception:
LOGGER.warning(
'Error parsing xml at %s for pre-configured choice',
xmlFilePath,
exc_info=True)
return ret
def checkForPreconfiguredXML(self):
ret = None
xmlFilePath = os.path.join( \
self.unit.currentPath.replace("%sharedPath%", archivematicaMCP.config.get('MCPServer', "sharedDirectory"), 1) + "/", \
archivematicaMCP.config.get('MCPServer', "processingXMLFile") \
)
if os.path.isfile(xmlFilePath):
# For a list of items with pks:
# SELECT TasksConfigs.description, choiceAvailableAtLink, ' ' AS 'SPACE', MicroServiceChains.description, chainAvailable FROM MicroServiceChainChoice Join MicroServiceChains on MicroServiceChainChoice.chainAvailable = MicroServiceChains.pk Join MicroServiceChainLinks on MicroServiceChainLinks.pk = MicroServiceChainChoice.choiceAvailableAtLink Join TasksConfigs on TasksConfigs.pk = MicroServiceChainLinks.currentTask ORDER BY choiceAvailableAtLink desc;
try:
tree = etree.parse(xmlFilePath)
root = tree.getroot()
for preconfiguredChoice in root.findall(
".//preconfiguredChoice"):
if preconfiguredChoice.find(
"appliesTo").text == self.jobChainLink.pk:
desiredChoice = preconfiguredChoice.find(
"goToChain").text
dic = MicroServiceChoiceReplacementDic.objects.get(
id=desiredChoice,
choiceavailableatlink=self.jobChainLink.pk)
ret = dic.replacementdic
try:
#<delay unitAtime="yes">30</delay>
delayXML = preconfiguredChoice.find("delay")
unitAtimeXML = delayXML.get("unitCtime")
if unitAtimeXML != None and unitAtimeXML.lower(
) != "no":
delaySeconds = int(delayXML.text)
unitTime = os.path.getmtime(self.unit.currentPath.replace("%sharedPath%", \
archivematicaMCP.config.get('MCPServer', "sharedDirectory"), 1))
nowTime = time.time()
timeDifference = nowTime - unitTime
timeToGo = delaySeconds - timeDifference
LOGGER.info('Time to go: %s', timeToGo)
self.jobChainLink.setExitMessage(
"Waiting till: " +
datetime.datetime.fromtimestamp(
(nowTime + timeToGo)).ctime())
rd = ReplacementDict.fromstring(ret)
if self.jobChainLink.passVar != None:
if isinstance(self.jobChainLink.passVar,
ReplacementDict):
new = {}
new.update(
self.jobChainLink.passVar.dic)
new.update(rd.dic)
rd.dic = new
t = threading.Timer(
timeToGo,
self.jobChainLink.linkProcessingComplete,
args=[0, rd],
kwargs={})
t.daemon = True
t.start()
t2 = threading.Timer(
timeToGo,
self.jobChainLink.setExitMessage,
args=["Completed successfully"],
kwargs={})
t2.start()
return waitingOnTimer
except Exception:
LOGGER.info('Error parsing XML', exc_info=True)
except Exception:
LOGGER.warning(
'Error parsing xml at %s for pre-configured choice',
xmlFilePath,
exc_info=True)
return ret
