def events_to_update(self, workspec):
'''Report events processed for harvester to update'''
# get logger
arclog = arc_utils.ARCLogger(baselogger, workspec.workerID)
tmpLog = arclog.log
job = workspec.workAttributes['arcjob']
arcid = job['JobID']
# Set certificate to use for interacting with ARC CE
usercfg = arc.UserConfig(self.cred_type)
if not self._setup_proxy(usercfg, workspec, arcid, tmpLog):
return False
# Check for jobid/jsonEventsUpdateFileName on CE, rename to .read
retDict = dict()
for pandaID in workspec.pandaid_list:
# first look for json.read which is not yet acknowledged
accessPoint = self.get_access_point(workspec, pandaID)
localJsonFilePath = os.path.join(accessPoint,
jsonEventsUpdateFileName)
remoteJsonFilePathRead = '%s/%s%s' % (
arcid, jsonEventsUpdateFileName, suffixReadJson)
tmpLog.debug('looking for event update file {0}'.format(
remoteJsonFilePathRead))
status = self._copy_file(remoteJsonFilePathRead, localJsonFilePath,
usercfg, tmpLog)
if not status:
if status.GetErrno() != errno.ENOENT:
tmpLog.warning('Failed checking {0}: {1}'.format(
remoteJsonFilePathRead, str(status)))
continue
# Look for new json
remoteJsonFilePath = '%s/%s' % (arcid,
jsonEventsUpdateFileName)
status = self._copy_file(remoteJsonFilePath, localJsonFilePath,
usercfg, tmpLog)
if not status:
if status.GetErrno() != errno.ENOENT:
tmpLog.warning('Failed checking {0}: {1}'.format(
remoteJsonFilePath, str(status)))
else:
# not found
tmpLog.debug('not found')
continue
# Rename to prevent from being overwritten
# Gridftp does not support renaming so upload .read file and delete old one
status = self._copy_file(localJsonFilePath,
remoteJsonFilePathRead, usercfg,
tmpLog)
if not status:
tmpLog.warning('Failed copying {0} to {1}: {2}'.format(
localJsonFilePath, remoteJsonFilePathRead,
str(status)))
# If rename fails, delete old file anyway
status = self._delete_file(remoteJsonFilePath, usercfg, tmpLog)
if not status:
tmpLog.warning('Failed deleting {0}: {1}'.format(
remoteJsonFilePath, str(status)))
# load json
nData = 0
try:
with open(localJsonFilePath) as jsonFile:
tmpOrigDict = json.load(jsonFile)
newDict = dict()
# change the key from str to int
for tmpPandaID, tmpDict in tmpOrigDict.iteritems():
tmpPandaID = long(tmpPandaID)
retDict[tmpPandaID] = tmpDict
nData += 1
except Exception:
raise
tmpLog.error('failed to load json')
# delete local file
try:
os.remove(localJsonFilePath)
except Exception:
pass
tmpLog.debug('got {0} events for PandaID={1}'.format(
nData, pandaID))
return retDict
import arc
import sys
# Set up logging to stderr with level VERBOSE (a lot of output will be shown)
logstdout = arc.LogStream(sys.stdout)
logstdout.setFormat(arc.ShortFormat)
arc.Logger_getRootLogger().addDestination(logstdout)
arc.Logger_getRootLogger().setThreshold(arc.VERBOSE)
logger = arc.Logger(arc.Logger_getRootLogger(), "jobsubmit")
# UserConfig contains information on credentials and default services to use.
# This form of the constructor is necessary to initialise the local job list.
usercfg = arc.UserConfig("", "")
# Simple job description which outputs hostname to stdout
jobdescstring = "&(executable=/bin/hostname)(stdout=stdout)"
# Parse job description
jobdescs = arc.JobDescriptionList()
if not arc.JobDescription_Parse(jobdescstring, jobdescs):
logger.msg(arc.ERROR, "Invalid job description")
sys.exit(1)
# Use 'arc.JobDescription_ParseFromFile("helloworld.xrsl", jobdescs)'
# to parse job description from file.
# Use top-level NorduGrid information index to find resources
index = arc.Endpoint(
"ldap://index1.nordugrid.org:2135/Mds-Vo-name=NorduGrid,o=grid",
arc.Endpoint.REGISTRY, "org.nordugrid.ldapegiis")
services = arc.EndpointList(1, index)
def post_processing(self, workspec, jobspec_list, map_type):
'''
Fetch job output and process pilot info for sending in final heartbeat.
The pilot pickle is loaded and some attributes corrected (schedulerid,
pilotlog etc), then converted to dictionary and stored in
workspec.workAttributes[pandaid]. If pilot pickle cannot be used,
report ARC error in pilotErrorDiag and fill all possible attributes
using ARC information.
'''
arclog = arc_utils.ARCLogger(baselogger, workspec.workerID)
tmplog = arclog.log
tmplog.info('Post processing ARC job {0}'.format(workspec.batchID))
job = workspec.workAttributes['arcjob']
arcid = job['JobID']
tmplog.info('Job id {0}'.format(arcid))
if 'arcdownloadfiles' not in workspec.workAttributes:
tmplog.error('No files to download')
return
# Assume one-to-one mapping of workers to jobs. If jobspec_list is empty
# it means the job was cancelled by panda or otherwise forgotten
if not jobspec_list:
return
# Set certificate to use for interacting with ARC CE
userconfig = arc.UserConfig(self.cred_type)
if not self._setup_proxy(usercfg, workspec, arcid, tmplog):
return
queueconfigmapper = QueueConfigMapper()
queueconfig = queueconfigmapper.get_queue(
jobspec_list[0].computingSite)
logbaseurl = queueconfig.submitter.get('logBaseURL')
logbasedir = queueconfig.submitter.get('logDir', self.tmpdir)
logsubdir = workspec.workAttributes['logsubdir']
pandaid = str(jobspec_list[0].PandaID)
# Construct log path and url
logurl = '/'.join([logbaseurl, logsubdir,
str(pandaid)]) if logbaseurl else None
logdir = os.path.join(logbasedir, logsubdir)
# post_processing is only called once, so no retries are done. But keep
# the possibility here in case it changes
(fetched, notfetched, notfetchedretry) = self._download_outputs(
workspec.workAttributes['arcdownloadfiles'], logdir, arcid,
pandaid, userconfig, tmplog)
if arcid not in fetched:
tmplog.warning("Could not get outputs of {0}".format(arcid))
workspec.workAttributes[long(pandaid)] = {}
workspec.workAttributes[long(
pandaid)] = self._extractAndFixPilotPickle(job, pandaid,
(arcid in fetched),
logurl, tmplog)
tmplog.debug("pilot info for {0}: {1}".format(
pandaid, workspec.workAttributes[long(pandaid)]))
#! /usr/bin/env python
from __future__ import print_function
import arc
import sys
root_logger = arc.Logger_getRootLogger()
root_logger.addDestination(arc.LogStream(sys.stdout))
root_logger.setThreshold(arc.ERROR)
if len(sys.argv) < 2:
print("Usage: echo_client.py URL [message]")
print(
" echo_client gets the credentials from the default user config file")
sys.exit(-1)
url = arc.URL(sys.argv[1])
try:
message = sys.argv[2]
except:
message = 'hi!'
cfg = arc.MCCConfig()
uc = arc.UserConfig('')
uc.ApplyToConfig(cfg)
s = arc.ClientSOAP(cfg, url)
outpayload = arc.PayloadSOAP(
arc.NS('echo', 'http://www.nordugrid.org/schemas/echo'))
outpayload.NewChild('echo:echo').NewChild('echo:say').Set(message)
resp, status = s.process(outpayload)
print(resp.GetXML(True))
def check_workers(self, workspec_list):
retList = []
for workspec in workspec_list:
# make logger
arclog = arc_utils.ARCLogger(baselogger, workspec.workerID)
tmplog = arclog.log
tmplog.info("checking worker id {0}".format(workspec.workerID))
(job, modtime, proxyrole) = arc_utils.workspec2arcjob(workspec)
# Set certificate
userconfig = arc.UserConfig(self.cred_type)
try:
userconfig.ProxyPath(str(self.certs[proxyrole]))
except:
tmplog.error("Job {0}: no proxy found with role {1}".format(
job.JobID, proxyrole))
retList.append((workspec.status, ''))
continue
job_supervisor = arc.JobSupervisor(userconfig, [job])
job_supervisor.Update()
jobsupdated = job_supervisor.GetAllJobs()
jobsnotupdated = job_supervisor.GetIDsNotProcessed()
for updatedjob in jobsupdated:
if updatedjob.JobID in jobsnotupdated:
tmplog.error("Failed to find information on {0}".format(
updatedjob.JobID))
# If missing for too long (2 days), mark as lost
if arc.Time() - modtime > arc.Period(172800):
tmplog.error(
"Job {0} missing for more than 2 days, marking as lost"
.format(updatedjob.JobID))
retList.append((workspec.ST_failed, ''))
else:
retList.append((workspec.status, ''))
continue
# Convert arc state to WorkSpec state
arcstatus = updatedjob.State
newstatus = WorkSpec.ST_submitted
if arcstatus == arc.JobState.RUNNING or \
arcstatus == arc.JobState.FINISHING:
newstatus = WorkSpec.ST_running
elif arcstatus == arc.JobState.FINISHED:
if updatedjob.ExitCode == -1:
# Missing exit code, but assume success
tmplog.warning(
"Job {0} FINISHED but has missing exit code, setting to zero"
.format(updatedjob.JobID))
updatedjob.ExitCode = 0
newstatus = WorkSpec.ST_finished
elif arcstatus == arc.JobState.FAILED:
newstatus = WorkSpec.ST_failed
tmplog.info("Job {0} failed: {1}".format(
updatedjob.JobID,
";".join([joberr for joberr in updatedjob.Error])))
elif arcstatus == arc.JobState.KILLED:
newstatus = WorkSpec.ST_cancelled
elif arcstatus == arc.JobState.DELETED or \
arcstatus == arc.JobState.OTHER:
# unexpected
newstatus = WorkSpec.ST_failed
# Not covered: arc.JobState.HOLD. Maybe need a post-run state in
# harvester, also to cover FINISHING
# compare strings here to get around limitations of JobState API
if job.State.GetGeneralState(
) == updatedjob.State.GetGeneralState():
tmplog.debug("Job {0} still in state {1}".format(
job.JobID, job.State.GetGeneralState()))
retList.append((newstatus, ''))
continue
tmplog.info("Job {0}: {1} -> {2} ({3})".format(
job.JobID, job.State.GetGeneralState(),
updatedjob.State.GetGeneralState(),
updatedjob.State.GetSpecificState()))
arc_utils.arcjob2workspec(updatedjob, workspec)
# Have to force update to change info in DB
workspec.force_update('workAttributes')
tmplog.debug("batchStatus {0} -> workerStatus {1}".format(
arcstatus.GetGeneralState(), newstatus))
retList.append((newstatus, ''))
return True, retList
import arc
import sys
if len(sys.argv) != 2:
sys.stdout.write("Usage: python partial_copy.py filename\n")
sys.exit(1)
desired_size = 512
usercfg = arc.UserConfig()
url = arc.URL(sys.argv[1])
handle = arc.DataHandle(url, usercfg)
point = handle.__ref__()
point.SetSecure(
False) # GridFTP servers generally do not have encrypted data channel
info = arc.FileInfo("")
point.Stat(info)
sys.stdout.write("Name: %s\n" % str(info.GetName()))
fsize = info.GetSize()
if fsize > desired_size:
point.Range(fsize - desired_size, fsize - 1)
databuffer = arc.DataBuffer()
point.StartReading(databuffer)
while True:
n = 0
length = 0
offset = 0
(r, n, length, offset, buf) = databuffer.for_write(True)
if not r: break
sys.stdout.write("BUFFER: %d : %d : %s\n" % (offset, length, str(buf)))
databuffer.is_written(n)
point.StopReading()
def setUp(self):
self.usercfg = arc.UserConfig(
arc.initializeCredentialsType(
arc.initializeCredentialsType.SkipCredentials))
def submit_workers(self, workspec_list):
retlist = []
# Get queue info from DB
pandaqueues = self.dbproxy.get_cache("panda_queues.json", None)
if pandaqueues is None:
raise Exception("Failed to get panda queue info from database")
pandaqueues = pandaqueues.data
osmap = self.dbproxy.get_cache("ddmendpoints_objectstores.json", None)
if osmap is None:
raise Exception("Failed to get Object Store info from database")
osmap = osmap.data
for workspec in workspec_list:
arclog = arc_utils.ARCLogger(baselogger, workspec.workerID)
tmplog = arclog.log
# Assume for aCT that jobs are always pre-fetched (no late-binding)
for jobspec in workspec.get_jobspec_list():
tmplog.debug("JobSpec: {0}".format(jobspec.values_map()))
if jobspec.computingSite not in pandaqueues:
retlist.append(
(False, "No queue information for {0}".format(
jobspec.computingSite)))
continue
# Get CEs from panda queue info
# List of (endpoint, queue) tuples
arcces = []
for endpoint in pandaqueues[jobspec.computingSite]['queues']:
ce_endpoint = endpoint['ce_endpoint']
if not re.search('://', ce_endpoint):
ce_endpoint = 'gsiftp://%s' % ce_endpoint
ce_queue = endpoint['ce_queue_name']
arcces.append((ce_endpoint, ce_queue))
if not arcces:
retlist.append((False, "No CEs defined for %{0}".format(
jobspec.computingSite)))
continue
# Set true pilot or not
queueconfigmapper = QueueConfigMapper()
queueconfig = queueconfigmapper.get_queue(
jobspec.computingSite)
pandaqueues[
jobspec.computingSite]['truepilot'] = queueconfig.truePilot
# Set log URL for GTAG env in job description
logbaseurl = queueconfig.submitter.get('logBaseURL')
logsubdir = self._set_logdir(jobspec.computingSite)
logfileurl = '/'.join(
[logbaseurl, logsubdir,
'%d.out' % jobspec.PandaID]) if logbaseurl else None
tmplog.debug("Converting to ARC XRSL format")
arcxrsl = ARCParser(
jobspec.jobParams,
jobspec.computingSite,
pandaqueues[jobspec.computingSite],
logfileurl,
self.schedulerid,
osmap,
'/tmp', # tmpdir, TODO common tmp dir
None, #jobSpec.eventranges, # TODO event ranges
tmplog)
arcxrsl.parse()
xrsl = arcxrsl.getXrsl()
tmplog.debug("ARC xrsl: {0}".format(xrsl))
# Set the files to be downloaded at the end of the job
downloadfiles = 'gmlog/errors'
if 'logFile' in jobspec.jobParams:
downloadfiles += ';%s' % jobspec.jobParams[
'logFile'].replace('.tgz', '')
if not pandaqueues[jobspec.computingSite]['truepilot']:
downloadfiles += ';jobSmallFiles.tgz'
# Set certificate
userconfig = arc.UserConfig(self.cred_type)
proxyrole = ''
if jobspec.jobParams['prodSourceLabel'] == 'user':
userconfig.ProxyPath(str(self.certs['pilot']))
proxyrole = 'pilot'
else:
userconfig.ProxyPath(str(self.certs['production']))
proxyrole = 'production'
tmplog.debug("Submitting using {0} proxy at {1}".format(
proxyrole, userconfig.ProxyPath()))
try:
tmplog.debug("Submission targets: {0}".format(arcces))
arcjob = self._arc_submit(xrsl, arcces, userconfig, tmplog)
tmplog.info("ARC CE job id {0}".format(arcjob.JobID))
arc_utils.arcjob2workspec(arcjob, workspec)
workspec.workAttributes['arcdownloadfiles'] = downloadfiles
workspec.workAttributes['proxyrole'] = proxyrole
workspec.workAttributes['logsubdir'] = logsubdir
workspec.batchID = arcjob.JobID
tmplog.debug(workspec.workAttributes)
result = (True, '')
except Exception as exc:
tmplog.error(traceback.format_exc())
result = (False,
"Failed to submit ARC job: {0}".format(str(exc)))
retlist.append(result)
return retlist