56 lines
1.8 KiB
Python
56 lines
1.8 KiB
Python
# Copyright 2020 kubeflow.org
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from kubernetes.client import V1Affinity, V1NodeSelector, V1NodeSelectorRequirement, V1NodeSelectorTerm, V1NodeAffinity, V1SecurityContext
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from kfp import dsl, components
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ECHO_OP_STR = """
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name: echo
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description: echo component
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implementation:
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container:
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image: busybox
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command:
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- sh
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- -c
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args:
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- echo "Got scheduled"
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"""
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echo_op = components.load_component_from_text(ECHO_OP_STR)
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@dsl.pipeline(
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name='affinity',
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description='A pipeline with affinity'
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)
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def affinity_pipeline(
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):
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"""A pipeline with affinity"""
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affinity = V1Affinity(
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node_affinity=V1NodeAffinity(
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required_during_scheduling_ignored_during_execution=V1NodeSelector(
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node_selector_terms=[V1NodeSelectorTerm(
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match_expressions=[V1NodeSelectorRequirement(
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key='kubernetes.io/os',
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operator='In',
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values=['linux'])])])))
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security_context = V1SecurityContext(run_as_user=0)
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echo_op().add_affinity(affinity).set_security_context(security_context)
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if __name__ == '__main__':
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from kfp_tekton.compiler import TektonCompiler
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TektonCompiler().compile(affinity_pipeline, __file__.replace('.py', '.yaml'))
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