opensearch-docs-cn/_ingest-pipelines/get-ingest.md

layout	title	nav_order	redirect_from
default	Get pipeline	12	/opensearch/rest-api/ingest-apis/get-ingest/ /api-reference/ingest-apis/get-ingest/

Get pipeline

Use the get ingest pipeline API operation to retrieve all the information about the pipeline.

Retrieving information about all pipelines

The following example request returns information about all ingest pipelines:

GET _ingest/pipeline/

{% include copy-curl.html %}

Retrieving information about a specific pipeline

The following example request returns information about a specific pipeline, which for this example is my-pipeline:

GET _ingest/pipeline/my-pipeline

{% include copy-curl.html %}

The response contains the pipeline information:

{
  "my-pipeline": {
    "description": "This pipeline processes student data",
    "processors": [
      {
        "set": {
          "description": "Sets the graduation year to 2023",
          "field": "grad_year",
          "value": 2023
        }
      },
      {
        "set": {
          "description": "Sets graduated to true",
          "field": "graduated",
          "value": true
        }
      },
      {
        "uppercase": {
          "field": "name"
        }
      }
    ]
  }
}