def add_azure_container_to_cluster_create_parameters(params, container_name,
mount_path):
"""Add Azure Storage container to the cluster create parameters.
:param model.ClusterCreateParameters params: cluster create parameters.
:param str container_name: container name.
:param str mount_path: relative mount path for the container.
"""
if not mount_path:
raise CLIError(
'Azure Storage container relative mount path cannot be empty.')
if params.node_setup is None:
params.node_setup = models.NodeSetup()
if params.node_setup.mount_volumes is None:
params.node_setup.mount_volumes = models.MountVolumes()
if params.node_setup.mount_volumes.azure_blob_file_systems is None:
params.node_setup.mount_volumes.azure_blob_file_systems = []
storage_account_name = az_config.get('batchai',
'storage_account',
fallback=None)
if not storage_account_name:
raise CLIError(MSG_CONFIGURE_STORAGE_ACCOUNT)
storage_account_key = az_config.get('batchai',
'storage_key',
fallback=None)
if not storage_account_key:
raise CLIError(MSG_CONFIGURE_STORAGE_KEY)
params.node_setup.mount_volumes.azure_blob_file_systems.append(
models.AzureBlobFileSystemReference(
relative_mount_path=mount_path,
account_name=storage_account_name,
container_name=container_name,
credentials=models.AzureStorageCredentialsInfo(
account_key=storage_account_key)))
def _add_azure_container_to_mount_volumes(cli_ctx, volumes, container_name, mount_path, account_name=None,
account_key=None):
"""Add Azure Storage container to the mount volumes.
:param model.MountVolumes: existing mount volumes.
:param str container_name: container name.
:param str mount_path: relative mount path for the container.
:param str or None account_name: storage account name provided as command line argument.
:param str or None account_key: storage account key provided as command line argument.
:return models.ClusterCreateParameters: updated parameters.
"""
result = copy.deepcopy(volumes) if volumes else models.MountVolumes()
if not mount_path:
raise CLIError('Azure Storage Container relative mount path cannot be empty.')
if result.azure_blob_file_systems is None:
result.azure_blob_file_systems = []
storage_account_name, storage_account_key = _get_effective_storage_account_name_and_key(cli_ctx, account_name,
account_key)
if not storage_account_name:
raise CLIError(MSG_CONFIGURE_STORAGE_ACCOUNT)
if not storage_account_key:
raise CLIError(MSG_CONFIGURE_STORAGE_KEY)
result.azure_blob_file_systems.append(models.AzureBlobFileSystemReference(
relative_mount_path=mount_path,
account_name=storage_account_name,
container_name=container_name,
credentials=models.AzureStorageCredentialsInfo(account_key=storage_account_key)))
return result
def test_job_level_mounting(self, resource_group, location, cluster,
storage_account, storage_account_key):
"""Tests if it's possible to mount external file systems for a job."""
job_name = 'job'
# Create file share and container to mount on the job level
if storage_account.name != FAKE_STORAGE.name:
files = FileService(storage_account.name, storage_account_key)
files.create_share('jobshare', fail_on_exist=False)
blobs = BlockBlobService(storage_account.name, storage_account_key)
blobs.create_container('jobcontainer', fail_on_exist=False)
job = self.client.jobs.create(
resource_group.name,
job_name,
parameters=models.JobCreateParameters(
location=location,
cluster=models.ResourceId(id=cluster.id),
node_count=1,
mount_volumes=models.
MountVolumes(azure_file_shares=[
models.AzureFileShareReference(
account_name=storage_account.name,
azure_file_url='https://{0}.file.core.windows.net/{1}'.
format(storage_account.name, 'jobshare'),
relative_mount_path='job_afs',
credentials=models.AzureStorageCredentialsInfo(
account_key=storage_account_key),
)
],
azure_blob_file_systems=[
models.AzureBlobFileSystemReference(
account_name=storage_account.name,
container_name='jobcontainer',
relative_mount_path='job_bfs',
credentials=models.
AzureStorageCredentialsInfo(
account_key=storage_account_key),
)
]),
# Put standard output on cluster level AFS to check that the job has access to it.
std_out_err_path_prefix='$AZ_BATCHAI_MOUNT_ROOT/{0}'.format(
AZURE_FILES_MOUNTING_PATH),
# Create two output directories on job level AFS and blobfuse.
output_directories=[
models.OutputDirectory(
id='OUTPUT1',
path_prefix='$AZ_BATCHAI_JOB_MOUNT_ROOT/job_afs'),
models.OutputDirectory(
id='OUTPUT2',
path_prefix='$AZ_BATCHAI_JOB_MOUNT_ROOT/job_bfs')
],
# Check that the job preparation has access to job level file systems.
job_preparation=models.JobPreparation(
command_line=
'echo afs > $AZ_BATCHAI_OUTPUT_OUTPUT1/prep_afs.txt; '
'echo bfs > $AZ_BATCHAI_OUTPUT_OUTPUT2/prep_bfs.txt; '
'echo done'),
# Check that the job has access to job
custom_toolkit_settings=models.CustomToolkitSettings(
command_line=
'echo afs > $AZ_BATCHAI_OUTPUT_OUTPUT1/job_afs.txt; '
'echo bfs > $AZ_BATCHAI_OUTPUT_OUTPUT2/job_bfs.txt; '
'mkdir $AZ_BATCHAI_OUTPUT_OUTPUT1/afs; '
'echo afs > $AZ_BATCHAI_OUTPUT_OUTPUT1/afs/job_afs.txt; '
'mkdir $AZ_BATCHAI_OUTPUT_OUTPUT2/bfs; '
'echo bfs > $AZ_BATCHAI_OUTPUT_OUTPUT2/bfs/job_bfs.txt; '
'echo done'))).result()
self.assertEqual(
wait_for_job_completion(self.is_live, self.client,
resource_group.name, job.name, MINUTE),
models.ExecutionState.succeeded)
job = self.client.jobs.get(resource_group.name, job.name)
# Assert job and job prep standard output is populated on cluster level filesystem
assert_job_files_are(
self, self.client, resource_group.name, job.name,
STANDARD_OUTPUT_DIRECTORY_ID, {
u'stdout.txt': u'done\n',
u'stderr.txt': u'',
u'stdout-job_prep.txt': u'done\n',
u'stderr-job_prep.txt': u''
})
# Assert files are generated on job level AFS
assert_job_files_are(self, self.client, resource_group.name, job.name,
'OUTPUT1', {
u'job_afs.txt': u'afs\n',
u'prep_afs.txt': u'afs\n',
u'afs': None
})
# Assert files are generated on job level blobfuse
assert_job_files_are(self, self.client, resource_group.name, job.name,
'OUTPUT2', {
u'job_bfs.txt': u'bfs\n',
u'prep_bfs.txt': u'bfs\n',
u'bfs': None
})
# Assert subfolders are available via API
assert_job_files_in_path_are(self, self.client, resource_group.name,
job.name, 'OUTPUT1', 'afs',
{u'job_afs.txt': u'afs\n'})
assert_job_files_in_path_are(self, self.client, resource_group.name,
job.name, 'OUTPUT2', 'bfs',
{u'job_bfs.txt': u'bfs\n'})
# Assert that we can access the output files created on job level mount volumes directly in storage using path
# segment returned by the server.
if storage_account.name != FAKE_STORAGE.name:
files = FileService(storage_account.name, storage_account_key)
self.assertTrue(
files.exists(
'jobshare', job.job_output_directory_path_segment + '/' +
OUTPUT_DIRECTORIES_FOLDER_NAME, 'job_afs.txt'))
blobs = BlockBlobService(storage_account.name, storage_account_key)
self.assertTrue(
blobs.exists(
'jobcontainer', job.job_output_directory_path_segment +
'/' + OUTPUT_DIRECTORIES_FOLDER_NAME + '/job_bfs.txt'))
# After the job is done the filesystems should be unmounted automatically, check this by submitting a new job.
checker = self.client.jobs.create(
resource_group.name,
'checker',
parameters=models.JobCreateParameters(
location=location,
cluster=models.ResourceId(id=cluster.id),
node_count=1,
std_out_err_path_prefix='$AZ_BATCHAI_MOUNT_ROOT/{0}'.format(
AZURE_FILES_MOUNTING_PATH),
custom_toolkit_settings=models.CustomToolkitSettings(
command_line='echo job; df | grep -E "job_bfs|job_afs"'))
).result()
# Check the job failed because there are not job level mount volumes anymore
self.assertEqual(
wait_for_job_completion(self.is_live, self.client,
resource_group.name, checker.name, MINUTE),
models.ExecutionState.failed)
# Check that the cluster level AFS was still mounted
assert_job_files_are(self, self.client, resource_group.name,
checker.name, STANDARD_OUTPUT_DIRECTORY_ID, {
u'stdout.txt': u'job\n',
u'stderr.txt': u''
})