Pen*_*m10 3 python google-workflows
我正在开发一个 python 脚本,允许我触发云工作流服务。
在脚本中,我在调用
projects/{project}/locations/{location}/workflows/{workflow}/executions端点时传递一些参数。
但我没有找到如何在 YAML 中使用这些参数。
要求.txt
google-cloud-workflows>=0.1.0
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主要.py
from google.cloud.workflows.executions_v1beta.services.executions import ExecutionsClient
from google.cloud.workflows.executions_v1beta.types import CreateExecutionRequest, Execution
import json
def callWorkflow(request):
project = "projectid"
location = "us-central1"
workflow = "workflowname"
arguments = {"first": "Hello", "second":"world"}
parent = "projects/{}/locations/{}/workflows/{}".format(project, location, workflow)
execution = Execution(argument = json.dumps(arguments))
client = ExecutionsClient()
response = None
# Try running a workflow:
try:
response = client.create_execution( parent=parent, execution=execution)
except:
return "Error occurred when triggering workflow execution", 500
return "OK", 200
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将其部署为云函数时,请确保函数的服务帐户Workflows.Invoker在 IAM 中设置了角色(触发工作流执行所需)。
部署并运行上述函数后,可以在工作流程中通过以下方式访问参数(示例也可用Docs):
main:
params: [args]
steps:
- firstStep:
return: ${args.first + " " + args.second}
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