# Copyright 2019 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.

import kfp.deprecated.dsl as dsl
from kubernetes.client.models import V1EnvVar


@dsl.pipeline(
    name='PipelineParams',
    description='A pipeline with multiple pipeline params.')
def pipelineparams_pipeline(tag: str = 'latest', sleep_ms: int = 10):

    echo = dsl.Sidecar(
        name='echo',
        image='hashicorp/http-echo:%s' % tag,
        args=['-text="hello world"'],
    )

    op1 = dsl.ContainerOp(
        name='download',
        image='busybox:%s' % tag,
        command=['sh', '-c'],
        arguments=[
            'sleep %s; wget localhost:5678 -O /tmp/results.txt' % sleep_ms
        ],
        sidecars=[echo],
        file_outputs={'downloaded': '/tmp/results.txt'})

    op2 = dsl.ContainerOp(
        name='echo',
        image='library/bash',
        command=['sh', '-c'],
        arguments=['echo $MSG %s' % op1.output])

    op2.container.add_env_variable(
        V1EnvVar(name='MSG', value='pipelineParams: '))
