pipelines/samples/v2/pipeline_with_volume_no_cac...

68 lines
1.9 KiB
Python

# Copyright 2023 The Kubeflow Authors
#
# 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.
"""Pipeline with no caching on volume creation, mount and deletion in v2 engine pipeline."""
from kfp import dsl
from kfp import kubernetes
@dsl.component
def producer() -> str:
with open('/data/file.txt', 'w') as file:
file.write('Hello world')
with open('/data/file.txt', 'r') as file:
content = file.read()
print(content)
return content
@dsl.component
def consumer() -> str:
with open('/data/file.txt', 'r') as file:
content = file.read()
print(content)
return content
@dsl.pipeline
def pipeline_with_volume_no_cache():
pvc1 = kubernetes.CreatePVC(
pvc_name_suffix='-my-pvc',
access_modes=['ReadWriteOnce'],
size='5Mi',
storage_class_name='standard',
).set_caching_options(False)
task1 = producer()
task2 = consumer().after(task1)
kubernetes.mount_pvc(
task1,
pvc_name=pvc1.outputs['name'],
mount_path='/data',
)
kubernetes.mount_pvc(
task2,
pvc_name=pvc1.outputs['name'],
mount_path='/data',
)
delete_pvc1 = kubernetes.DeletePVC(
pvc_name=pvc1.outputs['name']).after(task2).set_caching_options(False)
if __name__ == '__main__':
# execute only if run as a script
from kfp import compiler
compiler.Compiler().compile(
pipeline_func=pipeline_with_volume,
package_path='pipeline_with_volume.json')