def test_two_cloud_providers(self):
self.cfg.read(f"{TEST_DATA_DIR}/correct-cfg-file.ini")
ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
self.cfg[CFG_CLOUD_PROVIDER][CFG_CP_AWS_REGION] = 'us-east-1'
with self.assertRaises(UserReportError) as err:
ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
assert 'more than one cloud provider' in str(err.exception)
def test_no_cloud_provider(self):
self.cfg.read(f"{TEST_DATA_DIR}/correct-cfg-file.ini")
ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
self.cfg[CFG_CLOUD_PROVIDER] = {}
with self.assertRaises(UserReportError) as err:
ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
assert 'Cloud provider configuration is missing' in str(err.exception)
def test_ElasticBlastConfig_init_errors():
"""Test that __init__ method arguments are checked"""
with pytest.raises(AttributeError) as err:
cfg = ElasticBlastConfig()
assert 'task parameter must be specified' in str(err.value)
with pytest.raises(AttributeError) as err:
cfg = ElasticBlastConfig(5)
assert 'one positional parameter' in str(err.value)
assert 'ConfigParser object' in str(err.value)
with pytest.raises(AttributeError) as err:
cfg = ElasticBlastConfig(configparser.ConfigParser(), 5)
assert 'one positional parameter' in str(err.value)
assert 'ConfigParser object' in str(err.value)
with pytest.raises(AttributeError) as err:
cfg = ElasticBlastConfig(configparser.ConfigParser(),
results='s3://results')
assert 'task parameter must be specified' in str(err.value)
with pytest.raises(AttributeError) as err:
cfg = ElasticBlastConfig(aws_region='some-region',
results='s3://results')
assert 'task parameter must be specified' in str(err.value)
def test_invalid_configuration_blank(self):
cfg = configparser.ConfigParser()
with self.assertRaises(UserReportError):
ElasticBlastConfig(cfg, task=ElbCommand.SUBMIT)
_set_sections(cfg)
with self.assertRaises(UserReportError):
ElasticBlastConfig(cfg, task=ElbCommand.SUBMIT)
def test_instance_too_small_gcp():
"""Test that using too small an instance triggers an error"""
args = argparse.Namespace(
cfg=os.path.join(TEST_DATA_DIR, 'instance-too-small-gcp.ini'))
with pytest.raises(UserReportError) as err:
cfg = ElasticBlastConfig(configure(args), task=ElbCommand.SUBMIT)
cfg.validate()
assert err.value.returncode == INPUT_ERROR
print(err.value.message)
assert 'does not have enough memory' in err.value.message
def test_validate_too_many_cpus():
"""Test that requesting too many CPUs is reported"""
cfg = ElasticBlastConfig(aws_region='test-region',
program='blastn',
db='test-db',
queries='test-query.fa',
results='s3://results',
task=ElbCommand.SUBMIT)
cfg.cluster.machine_type = 'm5.large'
cfg.cluster.num_cpus = 16
with pytest.raises(UserReportError) as err:
cfg.validate(ElbCommand.SUBMIT)
assert re.search(r'number of CPUs [\w "]* exceeds', str(err.value))
def setUp(self):
""" Initialize 2 configurations: one for GCP another for AWS """
cfg_gcp = configparser.ConfigParser()
cfg_aws = configparser.ConfigParser()
_set_sections(cfg_gcp)
_set_sections(cfg_aws)
cfg_gcp.read(f"{TEST_DATA_DIR}/correct-cfg-file.ini")
cfg_aws.read(f"{TEST_DATA_DIR}/elb-aws-blastn-pdbnt.ini")
self.cfg_gcp = ElasticBlastConfig(cfg_gcp, task=ElbCommand.SUBMIT)
with patch('elb.elb_config.aws_get_machine_properties',
new=MagicMock(return_value=InstanceProperties(32, 120))):
self.cfg_aws = ElasticBlastConfig(cfg_aws, task=ElbCommand.SUBMIT)
def test_invalid_configuration_missing_required_params(self):
self.cfg.read(f"{TEST_DATA_DIR}/missing-required-parameters.ini")
with self.assertRaises(UserReportError):
ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
self.cfg[CFG_BLAST][CFG_BLAST_RESULTS] = "my-bucket"
with self.assertRaises(UserReportError):
ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
self.cfg[CFG_BLAST][CFG_BLAST_RESULTS] = "gs://my-bucket"
with self.assertRaises(UserReportError):
ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
self.cfg[CFG_BLAST][CFG_BLAST_DB] = "nr"
with self.assertRaises(UserReportError):
ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
self.cfg[CFG_CLOUD_PROVIDER][CFG_CP_GCP_PROJECT] = "dummy"
self.cfg[CFG_BLAST][CFG_BLAST_DB_SRC] = "GCP"
ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
def test_default_labels():
cfg = ElasticBlastConfig(gcp_project='test-gcp-project',
gcp_region='test-gcp-region',
gcp_zone='test-gcp-zone',
program='blastn',
db='My:Fancy*DB65',
queries='test-queries.fa',
results='gs://some-bucket-with-interesting-name',
cluster_name='some-cluster-name',
task=ElbCommand.SUBMIT)
labels = cfg.cluster.labels
# "Label keys must start with a lowercase letter."
# From https://cloud.google.com/compute/docs/labeling-resources#label_format
assert (not re.search(r'[A-Z]', labels))
# Parse generated labels and verify some parts
parts = labels.split(',')
label_dict = {
key: value
for key, value in map(lambda x: x.split('='), parts)
}
assert (label_dict['project'] == 'elastic-blast')
assert (label_dict['cluster-name'] == 'some-cluster-name')
assert ('client-hostname' in label_dict)
assert ('created' in label_dict)
created_date = label_dict['created']
assert (re.match(r'[0-9]{4}-[0-9]{2}-[0-9]{2}-[0-9]{2}-[0-9]{2}-[0-9]{2}',
created_date))
assert (label_dict['owner'] == label_dict['creator'])
assert (label_dict['db'] == 'my-fancy-db65')
assert (label_dict['program'] == 'blastn')
assert (label_dict['billingcode'] == 'elastic-blast')
assert (label_dict['results'] == 'gs---some-bucket-with-interesting-name')
print('labels', labels)
def test_provide_vpc_dry_run():
cfg = ElasticBlastConfig(aws_region='us-east-2',
program='blastn',
db='some-db',
results='s3://elasticblast-test',
queries='queries',
task=ElbCommand.SUBMIT)
cfg.cluster.dry_run = True
cfg.cluster.pd_size = '1G'
cfg.cluster.name = 'example'
cfg.cluster.disk_type = 'gp2'
cfg.cluster.iops = 2000
cfg.cluster.machine_type = 't2.nano'
cfg.cluster.num_nodes = 1
# us-east-2 has default vpc, should provide it
cfg.aws.region = 'us-east-2'
cfg.aws.security_group = 'sg-test'
b = aws.ElasticBlastAws(cfg)
b.delete()
# us-east-1 doesn't, should create new one
cfg.aws.region = 'us-east-1'
cfg.aws.security_group = 'sg-test'
b = aws.ElasticBlastAws(cfg)
b.delete()
def test_blastdb_not_found(gke_mock, mocker):
"""Test that UserReportError is raised when database is not found"""
def mocked_check_cluster(cfg):
"""Mocked check cluster that simulates non-existent cluster status"""
return ''
mocker.patch('elb.commands.submit.gcp_check_cluster',
side_effect=mocked_check_cluster)
def mock_safe_exec(cmd):
if isinstance(cmd, list):
cmd = ' '.join(cmd)
if cmd == 'gsutil cat gs://blast-db/latest-dir':
return MockedCompletedProcess(stdout='2020-20-20')
elif cmd == 'gsutil cat gs://blast-db/2020-20-20/blastdb-manifest.json':
return MockedCompletedProcess(
stdout='{"nt":{"size":93.36}, "nr":{"size":227.4}}')
return MockedCompletedProcess()
mocker.patch('elb.util.safe_exec', side_effect=mock_safe_exec)
print(INI_NO_BLASTDB)
args = Namespace(cfg=INI_NO_BLASTDB)
# test that UserReportError is raised
with pytest.raises(UserReportError) as err:
submit(args, ElasticBlastConfig(configure(args),
task=ElbCommand.SUBMIT), [])
# test error code and message
assert err.value.returncode == constants.BLASTDB_ERROR
assert 'BLAST database' in err.value.message
assert 'not found' in err.value.message
def test_convert_labels_to_aws_tags():
cfg = create_config_for_db('nt')
cfg = ElasticBlastConfig(
aws_region='test-aws-region',
program='blastn',
db='nt',
queries='test-queries.fa',
results='s3://some.bucket.with_s0me-interesting-name-end',
cluster_name='some-cluster-name',
task=ElbCommand.SUBMIT)
labels = cfg.cluster.labels
tags = convert_labels_to_aws_tags(labels)
assert (isinstance(tags, list))
t = {}
for i in tags:
k, v = i.values()
t[k] = v
assert ('Project' in t.keys())
assert ('billingcode' in t.keys())
assert ('Name' in t.keys())
assert ('Owner' in t.keys())
assert ('results' in t.keys())
assert (t['results'] == 's3://some.bucket.with_s0me-interesting-name-end')
def test_check_memory_requirements(mocker):
def mock_safe_exec(cmd):
if isinstance(cmd, list):
cmd = ' '.join(cmd)
if cmd == 'gsutil cat gs://blast-db/latest-dir':
return MockedCompletedProcess(stdout='2020-20-20')
elif cmd == 'gsutil cat gs://blast-db/2020-20-20/blastdb-manifest.json':
return MockedCompletedProcess(
stdout='{"nt":{"size":93.36}, "nr":{"size":227.4}}')
return MockedCompletedProcess(stdout='nt\t\t100\t')
cfg = ElasticBlastConfig(gcp_project='test-gcp-project',
gcp_region='test-gcp-region',
gcp_zone='test-gcp-zone',
program='blastn',
db='nt',
queries='test-queries',
results='gs://results',
task=ElbCommand.SUBMIT)
mocker.patch('elb.util.safe_exec', side_effect=mock_safe_exec)
check_memory_requirements(cfg)
cfg.blast.db_mem_margin = 2.0
with pytest.raises(RuntimeError):
check_memory_requirements(cfg)
def test_validate_gcp_config():
"""Test validation of GCP id strings in config"""
cfg = configparser.ConfigParser()
cfg.read(f"{TEST_DATA_DIR}/correct-cfg-file.ini")
ElasticBlastConfig(cfg, task=ElbCommand.SUBMIT)
# test correct parameter values
cfg[CFG_CLOUD_PROVIDER] = {
CFG_CP_GCP_PROJECT: 'correct-gcp-project',
CFG_CP_GCP_REGION: 'correct-region-123',
CFG_CP_GCP_ZONE: 'correct-zone-456'
}
ElasticBlastConfig(cfg, task=ElbCommand.SUBMIT)
# test missing parameter values
cfg[CFG_CLOUD_PROVIDER] = {CFG_CP_GCP_NETWORK: 'test-network'}
with pytest.raises(UserReportError) as err:
ElasticBlastConfig(cfg, task=ElbCommand.SUBMIT)
messages = str(err.value).split('\n')
assert len(messages) >= 3
assert [s for s in messages if s.startswith('Missing gcp-project')]
assert [s for s in messages if s.startswith('Missing gcp-region')]
assert [s for s in messages if s.startswith('Missing gcp-zone')]
# test incorrect parameter values
cfg[CFG_CLOUD_PROVIDER] = {
CFG_CP_GCP_PROJECT: 'UPPERCASE-project',
CFG_CP_GCP_REGION: 'region with space',
CFG_CP_GCP_ZONE: 'zone-with#'
}
with pytest.raises(UserReportError) as err:
ElasticBlastConfig(cfg, task=ElbCommand.SUBMIT)
messages = str(err.value).split('\n')
assert len(messages) >= 3
assert [
s for s in messages
if s.startswith('Parameter "gcp-project" has an invalid value')
]
assert [
s for s in messages
if s.startswith('Parameter "gcp-region" has an invalid value')
]
assert [
s for s in messages
if s.startswith('Parameter "gcp-zone" has an invalid value')
]
def test_multiple_query_files():
"""Test getting config with multiple query files"""
args = argparse.Namespace(
cfg=os.path.join(TEST_DATA_DIR, 'multiple-query-files.ini'))
cfg = ElasticBlastConfig(configure(args), task=ElbCommand.SUBMIT)
expected_query_files = ['query-file-1', 'query-file-2']
assert sorted(
cfg.blast.queries_arg.split()) == sorted(expected_query_files)
def test_cluster_name_from_environment(env_config):
"""Test cluster name from environment overrides everything else"""
args = argparse.Namespace(
cfg=os.path.join(TEST_DATA_DIR, 'gcp-defaults.ini'))
cfg = ElasticBlastConfig(configure(args), task=ElbCommand.SUBMIT)
assert cfg.cluster.results == env_config['ELB_RESULTS']
assert cfg.cluster.name == env_config['ELB_CLUSTER_NAME']
def test_default_outfmt(self):
""" Test that default optional BLAST parameters has -outfmt 11 set """
args = argparse.Namespace(
cfg=os.path.join(TEST_DATA_DIR, 'minimal-cfg-file.ini'))
self.cfg = configure(args)
cfg = ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
self.assertEqual(cfg.blast.options.strip(),
f'-outfmt {ELB_DFLT_OUTFMT}')
def cfg(mocked_get_machine_properties):
"""Create an ElasticBlastConfig object"""
cfg = ElasticBlastConfig(aws_region='test-region',
program='blastn',
db='test-db',
queries='test-queries.fa',
results='s3://test-results',
task=ElbCommand.SUBMIT)
yield cfg
def test_aws_defaults():
"""Test that default config parameters are set correctly for AWS"""
args = argparse.Namespace(
cfg=os.path.join(TEST_DATA_DIR, 'aws-defaults.ini'))
cfg = ElasticBlastConfig(configure(args), task=ElbCommand.SUBMIT)
check_common_defaults(cfg)
assert cfg.cloud_provider.cloud == CSP.AWS
assert cfg.cluster.pd_size == constants.ELB_DFLT_AWS_PD_SIZE
def test_generated_cluster_name(env_config_no_cluster):
"""Test cluster name generated from results, and value from config file is ignored"""
args = argparse.Namespace(
cfg=os.path.join(TEST_DATA_DIR, 'gcp-defaults.ini'))
cfg = ElasticBlastConfig(configure(args), task=ElbCommand.SUBMIT)
assert cfg.cluster.results == TEST_RESULTS_BUCKET
user = getpass.getuser()
digest = hashlib.md5(TEST_RESULTS_BUCKET.encode()).hexdigest()[0:9]
assert cfg.cluster.name == f'elasticblast-{user.lower()}-{digest}'
def test_mem_limit_too_high():
"""Test that setting memory limit that exceeds cloud instance memory
triggers an error"""
args = argparse.Namespace(
cfg=os.path.join(TEST_DATA_DIR, 'mem-limit-too-high.ini'))
with pytest.raises(UserReportError) as err:
cfg = ElasticBlastConfig(configure(args), task=ElbCommand.SUBMIT)
assert err.value.returncode == INPUT_ERROR
m = re.match(r'Memory limit.*exceeds', err.value.message)
assert m is not None
def create_config_for_db(dbname):
"""Create minimal config for a database name"""
return ElasticBlastConfig(gcp_project='test-gcp-project',
gcp_region='test-gcp-region',
gcp_zone='test-gcp-zone',
program='blastn',
db=dbname,
queries='test-queries.fa',
results='gs://test-bucket',
task=ElbCommand.SUBMIT)
def test_invalid_gcp_cluster_name(self):
self.cfg.read(f"{TEST_DATA_DIR}/correct-cfg-file.ini")
cfg = ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
self.cfg[CFG_CLUSTER][CFG_CLUSTER_NAME] = 'invalid-CLUSTER_NAME'
with self.assertRaises(UserReportError):
ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
self.cfg[CFG_CLUSTER][CFG_CLUSTER_NAME] = 'invalid-cluster-name-'
with self.assertRaises(UserReportError):
ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
self.cfg[CFG_CLUSTER][
CFG_CLUSTER_NAME] = 'invalid-cluster-name-because-it-is-long-it-should-be-less-than-40-characters'
with self.assertRaises(UserReportError):
ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
self.cfg[CFG_CLUSTER][CFG_CLUSTER_NAME] = 'valid-name'
ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
def test_get_gke_credentials_no_cluster_real():
"""Test that util.SafeExecError is raised when getting credentials of a
non-existent cluster"""
data_dir = os.path.join(os.path.dirname(__file__), 'data')
args = Namespace(cfg=os.path.join(data_dir, 'test-cfg-file.ini'))
cfg = ElasticBlastConfig(config.configure(args), task=ElbCommand.SUBMIT)
cfg.cluster.name = 'some-strange-cluster-name'
assert cfg.cluster.name not in gcp.get_gke_clusters(cfg)
with pytest.raises(SafeExecError):
gcp.get_gke_credentials(cfg)
def blastdb_not_found_fixture():
"""Cleanup cluster if it was created"""
# setup
args = Namespace(cfg=INI_NO_BLASTDB)
yield args
# teardown
cfg = configparser.ConfigParser()
cfg.read(args.cfg)
cfg = ElasticBlastConfig(cfg, task=ElbCommand.SUBMIT)
gcp.delete_cluster_with_cleanup(cfg)
def test_validate_queries_config():
"""Test validation of AWS config"""
cfg = configparser.ConfigParser()
_set_sections(cfg)
# set up test config
cfg[CFG_CLOUD_PROVIDER] = {
CFG_CP_AWS_REGION: 'us-east-1',
CFG_CP_AWS_SUBNET: 'subnet-2345145',
CFG_CP_AWS_KEY_PAIR: 'foo',
CFG_CP_AWS_SECURITY_GROUP: 'sg-2345145'
}
# pacify submit config checks
cfg[CFG_BLAST][CFG_BLAST_RESULTS] = 's3://bucket'
cfg[CFG_BLAST][CFG_BLAST_DB] = 'nt'
cfg[CFG_BLAST][CFG_BLAST_PROGRAM] = 'blastn'
cfg[CFG_CLUSTER][CFG_CLUSTER_MACHINE_TYPE] = ELB_DFLT_AWS_MACHINE_TYPE
# test correct queries
# S3 bucket
cfg[CFG_BLAST][CFG_BLAST_QUERY] = 's3://bucket-123/@#$*/queris!.fa'
ElasticBlastConfig(cfg, task=ElbCommand.SUBMIT)
# GS bucket
cfg[CFG_BLAST][CFG_BLAST_QUERY] = 'gs://bucket-123/@^*?/[email protected]'
ElasticBlastConfig(cfg, task=ElbCommand.SUBMIT)
# local file
cfg[CFG_BLAST][CFG_BLAST_QUERY] = 'queries'
ElasticBlastConfig(cfg, task=ElbCommand.SUBMIT)
# test illigal characters in bucket name
cfg[CFG_BLAST][CFG_BLAST_QUERY] = 's3://bucket!-123/@#$*/queris!.fa'
with pytest.raises(UserReportError) as err:
ElasticBlastConfig(cfg, task=ElbCommand.SUBMIT)
assert 'Incorrect queries' in err.value.message
cfg[CFG_BLAST][CFG_BLAST_QUERY] = 'gs://bucket@-123/@#$*/queris!.fa'
with pytest.raises(UserReportError) as err:
ElasticBlastConfig(cfg, task=ElbCommand.SUBMIT)
assert 'Incorrect queries' in err.value.message
def test_optional_blast_parameters(self):
""" Test that optional BLAST parameters properly read from config file """
args = argparse.Namespace(
cfg=os.path.join(TEST_DATA_DIR, 'optional-cfg-file.ini'))
self.cfg = configure(args)
cfg = ElasticBlastConfig(self.cfg, task=ElbCommand.SUBMIT)
# str.find is not enough here, need to make sure options are properly merged
# with whitespace around them.
options = cfg.blast.options.strip()
self.assertTrue(re.search('(^| )-outfmt 11($| )', options) != None)
self.assertTrue(
re.search('(^| )-task blastp-fast($| )', options) != None)
def test_label_persistent_disk(safe_exec_mock):
"""Exercises label_persistent_disk with mock safe_exec and prints out
arguments to safe_exec
Run pytest -s -v tests/kubernetes to verify correct order of calls"""
from argparse import Namespace
args = Namespace(
cfg=os.path.join(TEST_DATA_DIR, 'initialize_persistent_disk.ini'))
cfg = ElasticBlastConfig(configure(args), task=ElbCommand.SUBMIT)
# Replace labels with well-known fake for the purpose of testing command match,
# see above in safe_exec_mock
cfg.cluster.labels = FAKE_LABELS
kubernetes.label_persistent_disk(cfg)
def test_gcp_defaults():
"""Test that default config parameters are set correctly for GCP"""
args = argparse.Namespace(
cfg=os.path.join(TEST_DATA_DIR, 'gcp-defaults.ini'))
cfg = ElasticBlastConfig(configure(args), task=ElbCommand.SUBMIT)
check_common_defaults(cfg)
assert cfg.cloud_provider.cloud == CSP.GCP
assert cfg.cluster.pd_size == constants.ELB_DFLT_GCP_PD_SIZE
assert cfg.timeouts.blast_k8s == constants.ELB_DFLT_BLAST_K8S_TIMEOUT
assert cfg.timeouts.init_pv == constants.ELB_DFLT_INIT_PV_TIMEOUT
def main():
"""Local main entry point which sets up arguments, undo stack,
and processes exceptions """
try:
signal.signal(signal.SIGINT, signal.default_int_handler)
clean_up_stack = []
# Check parameters for Unicode letters and reject if codes higher than 255 occur
reject_cli_args_with_unicode(sys.argv[1:])
parser = create_arg_parser()
args = parser.parse_args()
if not args.subcommand:
# report missing command line task
raise UserReportError(returncode=constants.INPUT_ERROR,
message=NO_TASK_MSG)
config_logging(args)
cfg = configure(args)
logging.info(f"ElasticBLAST {args.subcommand} {VERSION}")
task = ElbCommand(args.subcommand.lower())
cfg = ElasticBlastConfig(cfg, task=task)
logging.debug(pprint.pformat(cfg.asdict()))
check_prerequisites(cfg)
#TODO: use cfg only when args.wait, args.sync, and args.run_label are replicated in cfg
return args.func(args, cfg, clean_up_stack)
except (SafeExecError, UserReportError) as e:
logging.error(e.message)
# SafeExecError return code is the exit code from command line
# application ran via subprocess
if isinstance(e, SafeExecError):
return constants.DEPENDENCY_ERROR
return e.returncode
except KeyboardInterrupt:
return constants.INTERRUPT_ERROR
#TODO: process filehelper.TarReadError here
finally:
messages = clean_up(clean_up_stack)
if messages:
for msg in messages:
logging.error(msg)
sys.exit(constants.UNKNOWN_ERROR)
