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# Copyright 2013 Rackspace Australia
#
# 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 logging
import os
import re
from turbo_hipster.lib import common
from turbo_hipster.lib import models
from turbo_hipster.lib import utils
import turbo_hipster.task_plugins.real_db_upgrade.handle_results\
as handle_results
# Regex for log checking
MIGRATION_START_RE = re.compile('([0-9]+) -> ([0-9]+)\.\.\.$')
MIGRATION_END_RE = re.compile('^done$')
class Runner(models.ShellTask):
""" This thread handles the actual sql-migration tests.
It pulls in a gearman job from the build:real-db-upgrade
queue and runs it through _handle_patchset"""
log = logging.getLogger("task.real_db_upgrade")
def __init__(self, worker_server, plugin_config, job_name):
super(Runner, self).__init__(worker_server, plugin_config, job_name)
# Set up the runner worker
self.datasets = []
self.job_datasets = []
# Define the number of steps we will do to determine our progress.
self.total_steps += 1
def do_job_steps(self):
# Step 1: Figure out which datasets to run
self.job_datasets = self._get_job_datasets()
# all other steps are common to running a shell script
super(Runner, self).do_job_steps()
@common.task_step
def _get_job_datasets(self):
""" Take the applicable datasets for this job and set them up in
self.job_datasets """
job_datasets = []
for dataset in self._get_datasets():
# Only load a dataset if it is the right project and we
# know how to process the upgrade
if (self.job_arguments['ZUUL_PROJECT'] ==
dataset['config']['project'] and
self._get_project_command(dataset['config']['type'])):
dataset['determined_path'] = utils.determine_job_identifier(
self.job_arguments, self.plugin_config['function'],
self.job.unique
)
dataset['job_log_file_path'] = os.path.join(
self.worker_server.config['jobs_working_dir'],
dataset['determined_path'],
dataset['name'] + '.log'
)
dataset['result'] = 'UNTESTED'
dataset['command'] = \
self._get_project_command(dataset['config']['type'])
job_datasets.append(dataset)
return job_datasets
@common.task_step
def _execute_script(self):
# Run script
self.script_return_code = self._execute_migrations()
@common.task_step
def _parse_and_check_results(self):
super(Runner, self)._parse_and_check_results()
self._check_all_dataset_logs_for_errors()
@common.task_step
def _handle_results(self):
""" pass over the results to handle_results.py for post-processing """
self.log.debug("Process the resulting files (upload/push)")
index_url = handle_results.generate_push_results(
self.job_datasets,
self.worker_server.config['publish_logs']
)
self.log.debug("Index URL found at %s" % index_url)
self.work_data['url'] = index_url
def _check_all_dataset_logs_for_errors(self):
self.log.debug('Check logs for errors')
for i, dataset in enumerate(self.job_datasets):
success, messages = handle_results.check_log_file(
dataset['job_log_file_path'], self.git_path, dataset)
if self.success and not success:
self.success = False
for message in messages:
self.messages.append(message)
if success:
self.job_datasets[i]['result'] = 'SUCCESS'
else:
self.job_datasets[i]['result'] = messages[0]
def _get_datasets(self):
self.log.debug("Get configured datasets to run tests against")
if len(self.datasets) > 0:
return self.datasets
datasets_path = self.plugin_config['datasets_dir']
for ent in os.listdir(datasets_path):
dataset_dir = os.path.join(datasets_path, ent)
if (os.path.isdir(dataset_dir) and os.path.isfile(
os.path.join(dataset_dir, 'config.json'))):
dataset = {}
with open(os.path.join(dataset_dir, 'config.json'),
'r') as config_stream:
dataset_config = json.load(config_stream)
dataset['name'] = ent
dataset['dataset_dir'] = dataset_dir
dataset['config'] = dataset_config
self.datasets.append(dataset)
return self.datasets
def _get_project_command(self, db_type):
command = (self.job_arguments['ZUUL_PROJECT'].split('/')[-1] + '_' +
db_type + '_migrations.sh')
command = os.path.join(os.path.dirname(__file__), command)
if os.path.isfile(command):
return command
return False
def _execute_migrations(self):
""" Execute the migration on each dataset in datasets """
self.log.debug("Run the db sync upgrade script")
for dataset in self.job_datasets:
cmd = dataset['command']
# $1 is the unique id
# $2 is the working dir path
# $3 is the path to the git repo path
# $4 is the db user
# $5 is the db password
# $6 is the db name
# $7 is the path to the dataset to test against
# $8 is the logging.conf for openstack
# $9 is the pip cache dir
cmd += (
(' %(unique_id)s %(job_working_dir)s %(git_path)s'
' %(dbuser)s %(dbpassword)s %(db)s'
' %(dataset_path)s %(logging_conf)s %(pip_cache_dir)s')
% {
'unique_id': self.job.unique,
'job_working_dir': os.path.join(
self.worker_server.config['jobs_working_dir'],
dataset['determined_path']
),
'git_path': self.git_path,
'dbuser': dataset['config']['db_user'],
'dbpassword': dataset['config']['db_pass'],
'db': dataset['config']['database'],
'dataset_path': os.path.join(
dataset['dataset_dir'],
dataset['config']['seed_data']
),
'logging_conf': os.path.join(
dataset['dataset_dir'],
dataset['config']['logging_conf']
),
'pip_cache_dir':
self.worker_server.config['pip_download_cache']
}
)
# Gather logs to watch
syslog = '/var/log/syslog'
sqlslo = '/var/log/mysql/slow-queries.log'
sqlerr = '/var/log/mysql/error.log'
if 'logs' in self.worker_server.config:
if 'syslog' in self.worker_server.config['logs']:
syslog = self.worker_server.config['logs']['syslog']
if 'sqlslo' in self.worker_server.config['logs']:
sqlslo = self.worker_server.config['logs']['sqlslo']
if 'sqlerr' in self.worker_server.config['logs']:
sqlerr = self.worker_server.config['logs']['sqlerr']
rc = utils.execute_to_log(
cmd,
dataset['job_log_file_path'],
watch_logs=[
('[syslog]', syslog),
('[sqlslo]', sqlslo),
('[sqlerr]', sqlerr)
],
)
# FIXME: If more than one dataset is provided we won't actually
# test them!
return rc
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