A collection of python libraries for the Validation Framework
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# Copyright 2020 Red Hat, Inc.
#
# 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 json
import glob
import logging
import os
import time
from os.path import join
from validations_libs import constants
LOG = logging.getLogger(__name__ + ".validation_logs")
class ValidationLog(object):
def __init__(self, uuid=None, validation_id=None, logfile=None,
log_path=constants.VALIDATIONS_LOG_BASEDIR,
extension='json'):
# Set properties
self.uuid = uuid
self.validation_id = validation_id
self.log_path = log_path
self.extension = extension
# Get full path and content
if logfile:
full_path = logfile
else:
full_path = self.get_log_path()
self.content = self._get_content(full_path)
self.name = os.path.splitext(os.path.basename(full_path))[0]
if logfile:
self.uuid, self.validation_id, self.datetime = \
self.name.replace('.{}'.format(self.extension), '').split('_')
def _get_content(self, file):
try:
with open(file, 'r') as log_file:
return json.load(log_file)
except IOError:
msg = "log file: {} not found".format(file)
raise IOError(msg)
def get_log_path(self):
"""Return full path of a validation log"""
# We return occurence 0, because it should be a uniq file name:
return glob.glob("{}/{}_{}_*.{}".format(self.log_path,
self.uuid, self.validation_id,
self.extension))[0]
@property
def get_logfile_infos(self):
"""
Return log file information:
uuid,
validation_id,
datetime
"""
return self.name.replace('.{}'.format(self.extension), '').split('_')
@property
def get_logfile_datetime(self):
"""Return log file datetime from a UUID and a validation ID"""
return self.name.replace('.{}'.format(self.extension),
'').split('_')[2]
@property
def get_logfile_content(self):
"""Return logfile content as a dict"""
return self.content
@property
def get_uuid(self):
"""Return log uuid"""
return self.uuid
@property
def get_validation_id(self):
"""Return validation id"""
return self.validation_id
@property
def get_status(self):
"""Return validation status"""
failed = 0
for h in self.content['stats'].keys():
if self.content['stats'][h].get('failures'):
failed += 1
return ('FAILED' if failed else 'PASSED')
@property
def get_host_group(self):
"""Return host group"""
return ', '.join([play['play'].get('host') for
play in self.content['plays']])
@property
def get_hosts_status(self):
"""Return hosts status"""
hosts = []
for h in self.content['stats'].keys():
if self.content['stats'][h].get('failures'):
hosts.append('{},{}'.format(h, 'FAILED'))
else:
hosts.append('{},{}'.format(h, 'PASSED'))
return ', '.join(hosts)
@property
def get_unreachable_hosts(self):
"""Return unreachable hosts"""
return ', '.join(h for h in self.content['stats'].keys()
if self.content['stats'][h].get('unreachable'))
@property
def get_duration(self):
"""Return duration of Ansible runtime"""
return ', '.join([play['play']['duration'].get('time_elapsed') for
play in self.content['plays']])
@property
def get_start_time(self):
"""Return Ansible start time"""
return ', '.join([play['play']['duration'].get('start') for
play in self.content['plays']])
class ValidationLogs(object):
def __init__(self, logs_path=constants.VALIDATIONS_LOG_BASEDIR):
self.logs_path = logs_path
def _get_content(self, file):
try:
with open(file, 'r') as log_file:
return json.load(log_file)
except IOError:
msg = "log file: {} not found".format(file)
raise IOError(msg)
def get_logfile_by_validation(self, validation_id):
"""Return logfiles by validation_id"""
return glob.glob("{}/*_{}_*".format(self.logs_path, validation_id))
def get_logfile_content_by_validation(self, validation_id):
"""Return logfiles content by validation_id"""
log_files = glob.glob("{}/*_{}_*".format(self.logs_path,
validation_id))
return [self._get_content(l) for l in log_files]
def get_logfile_by_uuid(self, uuid):
"""Return logfiles by uuid"""
return glob.glob("{}/{}_*".format(self.logs_path, uuid))
def get_logfile_content_by_uuid(self, uuid):
"""Return logfiles content by uuid"""
log_files = glob.glob("{}/{}_*".format(self.logs_path, uuid))
return [self._get_content(l) for l in log_files]
def get_logfile_by_uuid_validation_id(self, uuid, validation_id):
"""Return logfiles by uuid"""
return glob.glob("{}/{}_{}_*".format(self.logs_path, uuid,
validation_id))
def get_logfile_content_by_uuid_validation_id(self, uuid, validation_id):
"""Return logfiles content filter by uuid and content"""
log_files = glob.glob("{}/{}_{}_*".format(self.logs_path, uuid,
validation_id))
return [self._get_content(l) for l in log_files]
def get_all_logfiles(self):
"""Return logfiles from logs_path"""
return [join(self.logs_path, f) for f in os.listdir(self.logs_path) if
os.path.isfile(join(self.logs_path, f))]
def get_all_logfiles_content(self):
"""Return logfiles content filter by uuid and content"""
return [self._get_content(join(self.logs_path, f))
for f in os.listdir(self.logs_path)
if os.path.isfile(join(self.logs_path, f))]
def get_validations_stats(self, logs):
"""
Return validations stats from log files
logs: list of dict
"""
if not isinstance(logs, list):
logs = [logs]
# Get validation stats
total_number = len(logs)
failed_number = 0
passed_number = 0
last_execution = None
dates = []
for l in logs:
if l.get('validation_output'):
failed_number += 1
else:
passed_number += 1
date_time = \
l['plays'][0]['play']['duration'].get('start').split('T')
date_start = date_time[0]
time_start = date_time[1].split('Z')[0]
newdate = \
time.strptime(date_start + time_start, '%Y-%m-%d%H:%M:%S.%f')
dates.append(newdate)
if dates:
last_execution = time.strftime('%Y-%m-%d %H:%M:%S', max(dates))
return {"Last execution date": last_execution,
"Number of execution": "Total: {}, Passed: {}, "
"Failed: {}".format(total_number,
passed_number,
failed_number)}
def get_results(self, uuid, validation_id=None):
"""
Return a list of validation results by uuid
Can be filter by validation_id
"""
results = (self.get_logfile_by_uuid_validation_id(uuid,
validation_id)
if validation_id else self.get_logfile_by_uuid(uuid))
data = {}
res = []
for result in results:
vlog = ValidationLog(logfile=result)
data['UUID'] = vlog.get_uuid
data['Validations'] = vlog.get_validation_id
data['Status'] = vlog.get_status
data['Host_Group'] = vlog.get_host_group
data['Status_by_Host'] = vlog.get_hosts_status
data['Unreachable_Hosts'] = vlog.get_unreachable_hosts
data['Duration'] = vlog.get_duration
res.append(data)
return res