def _post_experiment(self, experiment, site_owners, site_settings):
uid = self.generate_exp_uid(experiment)
url = site_settings['url']
username = site_settings['username']
password = site_settings['password']
protocol = site_settings['fileProtocol']
# Create the form with simple fields
mpform = MultiPartForm()
mpform.add_field('username', username)
mpform.add_field('password', password)
mpform.add_field('from_url', settings.MYTARDIS_SITE_URL)
mpform.add_field('originid', uid)
for owner in site_owners:
mpform.add_field('experiment_owner', owner)
# export METS file
filename = 'mets_expid_%i_%s' % (experiment.id, protocol)
logger.debug('=== extracting mets file for experiment %s ' % uid)
from tardis.tardis_portal.metsexporter import MetsExporter
exporter = MetsExporter()
if protocol:
# translate vbl:// into tardis:// url for datafiles
metsfile = exporter.export(experimentId=experiment.id,
replace_protocols={'vbl': protocol},
filename=filename,
export_images=False)
else:
metsfile = exporter.export(experimentId=experiment.id,
filename=filename,
export_images=False)
logger.debug('=== extraction done, filename = %s' % metsfile)
f = open(metsfile, "r")
mpform.add_file('xmldata', 'METS.xml', fileHandle=f)
body = str(mpform)
logger.debug('about to send register request to site %s' % url)
# build the request
headers = {
'User-agent': 'MyTardis',
'Content-type': mpform.get_content_type(),
}
# This should be made into a background task.
# Or rather- the processing on the other end should be.
h = Http(timeout=9999, disable_ssl_certificate_validation=True)
h.force_exception_to_status_code = True
resp, content = h.request(url, 'POST', headers=headers, body=body)
f.close()
if resp.status != 200:
logger.error('Posting experiment to %s failed:' % url)
logger.error('%s: %s' % (resp.status, resp.reason))
logger.debug('SERVER RESPONSE: ' + content)
return False
return True
