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

Introduced 1.0 {: .label .label-purple }

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"
        }
      }
    ]
  }
}