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#! /usr/bin/env python
import datetime
import json
import os
import subprocess
import traceback
import urlparse
import uuid
import argparse
import logger_utils
import mongo2elastic_format
import shared_utils
import testcases_parser
from config import APIConfig
logger = logger_utils.KibanaDashboardLogger('mongo2elastic').get
parser = argparse.ArgumentParser()
parser.add_argument("-c", "--config-file",
dest='config_file',
help="Config file location")
parser.add_argument('-ld', '--latest-days',
default=0,
type=int,
metavar='N',
help='get entries old at most N days from mongodb and'
' parse those that are not already in elasticsearch.'
' If not present, will get everything from mongodb, which is the default')
args = parser.parse_args()
CONF = APIConfig().parse(args.config_file)
tmp_docs_file = './mongo-{}.json'.format(uuid.uuid4())
class DocumentPublisher:
def __init__(self, doc, fmt, exist_docs, creds, to):
self.doc = doc
self.fmt = fmt
self.creds = creds
self.exist_docs = exist_docs
self.to = to
self.is_formatted = True
def format(self):
try:
if self._verify_document() and self.fmt:
self.is_formatted = vars(mongo2elastic_format)[self.fmt](self.doc)
else:
self.is_formatted = False
except Exception:
logger.error("Fail in format testcase[%s]\nerror message: %s" %
(self.doc, traceback.format_exc()))
self.is_formatted = False
finally:
return self
def publish(self):
if self.is_formatted and self.doc not in self.exist_docs:
self._publish()
def _publish(self):
status, data = shared_utils.publish_json(self.doc, self.creds, self.to)
if status > 300:
logger.error('Publish record[{}] failed, due to [{}]'
.format(self.doc, json.loads(data)['error']['reason']))
def _fix_date(self, date_string):
if isinstance(date_string, dict):
return date_string['$date']
else:
return date_string[:-3].replace(' ', 'T') + 'Z'
def _verify_document(self):
"""
Mandatory fields:
installer
pod_name
version
case_name
date
project
details
these fields must be present and must NOT be None
Optional fields:
description
these fields will be preserved if the are NOT None
"""
mandatory_fields = ['installer',
'pod_name',
'version',
'case_name',
'project_name',
'details']
mandatory_fields_to_modify = {'start_date': self._fix_date}
fields_to_swap_or_add = {'scenario': 'version'}
if '_id' in self.doc:
mongo_id = self.doc['_id']
else:
mongo_id = None
optional_fields = ['description']
for key, value in self.doc.items():
if key in mandatory_fields:
if value is None:
# empty mandatory field, invalid input
logger.info("Skipping testcase with mongo _id '{}' because the testcase was missing value"
" for mandatory field '{}'".format(mongo_id, key))
return False
else:
mandatory_fields.remove(key)
elif key in mandatory_fields_to_modify:
if value is None:
# empty mandatory field, invalid input
logger.info("Skipping testcase with mongo _id '{}' because the testcase was missing value"
" for mandatory field '{}'".format(mongo_id, key))
return False
else:
self.doc[key] = mandatory_fields_to_modify[key](value)
del mandatory_fields_to_modify[key]
elif key in fields_to_swap_or_add:
if value is None:
swapped_key = fields_to_swap_or_add[key]
swapped_value = self.doc[swapped_key]
logger.info("Swapping field '{}' with value None for '{}' with value '{}'.".format(key, swapped_key,
swapped_value))
self.doc[key] = swapped_value
del fields_to_swap_or_add[key]
else:
del fields_to_swap_or_add[key]
elif key in optional_fields:
if value is None:
# empty optional field, remove
del self.doc[key]
optional_fields.remove(key)
else:
# unknown field
del self.doc[key]
if len(mandatory_fields) > 0:
# some mandatory fields are missing
logger.info("Skipping testcase with mongo _id '{}' because the testcase was missing"
" mandatory field(s) '{}'".format(mongo_id, mandatory_fields))
return False
elif len(mandatory_fields_to_modify) > 0:
# some mandatory fields are missing
logger.info("Skipping testcase with mongo _id '{}' because the testcase was missing"
" mandatory field(s) '{}'".format(mongo_id, mandatory_fields_to_modify.keys()))
return False
else:
if len(fields_to_swap_or_add) > 0:
for key, swap_key in fields_to_swap_or_add.iteritems():
self.doc[key] = self.doc[swap_key]
return True
class DocumentsPublisher:
def __init__(self, project, case, fmt, days, elastic_url, creds, to):
self.project = project
self.case = case
self.fmt = fmt
self.days = days
self.elastic_url = elastic_url
self.creds = creds
self.to = to
self.existed_docs = []
def export(self):
if self.days > 0:
past_time = datetime.datetime.today() - datetime.timedelta(days=self.days)
query = '''{{
"project_name": "{}",
"case_name": "{}",
"start_date": {{"$gt" : "{}"}}
}}'''.format(self.project, self.case, past_time)
else:
query = '''{{
"project_name": "{}",
"case_name": "{}"
}}'''.format(self.project, self.case)
cmd = ['mongoexport',
'--db', 'test_results_collection',
'--collection', 'results',
'--query', '{}'.format(query),
'--out', '{}'.format(tmp_docs_file)]
try:
subprocess.check_call(cmd)
return self
except Exception, err:
logger.error("export mongodb failed: %s" % err)
self._remove()
exit(-1)
def get_existed_docs(self):
self.existed_docs = shared_utils.get_elastic_docs_by_days(self.elastic_url, self.creds, self.days)
return self
def publish(self):
try:
with open(tmp_docs_file) as fdocs:
for doc_line in fdocs:
DocumentPublisher(json.loads(doc_line),
self.fmt,
self.existed_docs,
self.creds,
self.to).format().publish()
finally:
fdocs.close()
self._remove()
def _remove(self):
if os.path.exists(tmp_docs_file):
os.remove(tmp_docs_file)
def main():
base_elastic_url = urlparse.urljoin(CONF.elastic_url, '/test_results/mongo2elastic')
to = CONF.destination
days = args.latest_days
es_creds = CONF.elastic_creds
if to == 'elasticsearch':
to = base_elastic_url
for project, case_dicts in testcases_parser.testcases_yaml.items():
for case_dict in case_dicts:
case = case_dict.get('name')
fmt = testcases_parser.compose_format(case_dict.get('format'))
DocumentsPublisher(project,
case,
fmt,
days,
base_elastic_url,
es_creds,
to).export().get_existed_docs().publish()
if __name__ == '__main__':
main()
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