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453 lines
9.3 KiB
Text
453 lines
9.3 KiB
Text
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[[simulate-pipeline-api]]
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=== Simulate pipeline API
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++++
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<titleabbrev>Simulate pipeline</titleabbrev>
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++++
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.New API reference
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[sidebar]
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--
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For the most up-to-date API details, refer to {api-es}/group/endpoint-ingest[Ingest APIs].
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--
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Executes an ingest pipeline against
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a set of provided documents.
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////
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[source,console]
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----
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PUT /_ingest/pipeline/my-pipeline-id
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{
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"description" : "example pipeline to simulate",
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"processors": [
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{
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"set" : {
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"field" : "field2",
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"value" : "_value"
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}
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}
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]
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}
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----
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// TESTSETUP
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////
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[source,console]
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----
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POST /_ingest/pipeline/my-pipeline-id/_simulate
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{
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"docs": [
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{
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"_index": "index",
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"_id": "id",
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"_source": {
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"foo": "bar"
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}
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},
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{
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"_index": "index",
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"_id": "id",
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"_source": {
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"foo": "rab"
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}
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}
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]
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}
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----
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[[simulate-pipeline-api-request]]
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==== {api-request-title}
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`POST /_ingest/pipeline/<pipeline>/_simulate`
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`GET /_ingest/pipeline/<pipeline>/_simulate`
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`POST /_ingest/pipeline/_simulate`
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`GET /_ingest/pipeline/_simulate`
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[[simulate-pipeline-api-prereqs]]
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==== {api-prereq-title}
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* If the {es} {security-features} are enabled, you must have the
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`read_pipeline`, `manage_pipeline`, `manage_ingest_pipelines`, or `manage`
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<<privileges-list-cluster,cluster privilege>> to use this API.
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[[simulate-pipeline-api-desc]]
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==== {api-description-title}
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The simulate pipeline API executes a specific pipeline
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against a set of documents provided in the body of the request.
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You can either specify an existing pipeline
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to execute against the provided documents
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or supply a pipeline definition in the body of the request.
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[[simulate-pipeline-api-path-params]]
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==== {api-path-parms-title}
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`<pipeline>`::
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(Required*, string)
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Pipeline to test. If you don't specify a `pipeline` in the request body, this
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parameter is required.
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[[simulate-pipeline-api-query-params]]
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==== {api-query-parms-title}
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`verbose`::
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(Optional, Boolean)
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If `true`,
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the response includes output data
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for each processor in the executed pipeline.
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[role="child_attributes"]
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[[simulate-pipeline-api-request-body]]
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==== {api-request-body-title}
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`pipeline`::
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(Required*, object)
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Pipeline to test. If you don't specify the `<pipeline>` request path parameter,
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this parameter is required. If you specify both this and the request path
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parameter, the API only uses the request path parameter.
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+
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.Properties of `pipeline`
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[%collapsible%open]
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====
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include::put-pipeline.asciidoc[tag=pipeline-object]
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====
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`docs`::
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(Required, array of objects)
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Sample documents to test in the pipeline.
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+
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.Properties of `docs` objects
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[%collapsible%open]
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====
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`_id`::
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(Optional, string)
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Unique identifier for the document. This ID must be unique within the `_index`.
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`_index`::
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(Optional, string)
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Name of the index containing the document.
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`_routing`::
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(Optional, string)
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Value used to send the document to a specific primary shard. See the
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<<mapping-routing-field,`_routing`>> field.
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`_source`::
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(Required, object)
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JSON body for the document.
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====
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[[simulate-pipeline-api-example]]
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==== {api-examples-title}
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[[simulate-pipeline-api-path-parm-ex]]
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===== Specify a pipeline as a path parameter
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[source,console]
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----
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POST /_ingest/pipeline/my-pipeline-id/_simulate
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{
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"docs": [
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{
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"_index": "index",
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"_id": "id",
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"_source": {
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"foo": "bar"
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}
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},
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{
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"_index": "index",
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"_id": "id",
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"_source": {
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"foo": "rab"
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}
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}
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]
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}
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----
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The API returns the following response:
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[source,console-result]
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----
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{
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"docs": [
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{
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"doc": {
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"_id": "id",
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"_index": "index",
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"_version": "-3",
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"_source": {
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"field2": "_value",
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"foo": "bar"
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},
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"_ingest": {
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"timestamp": "2017-05-04T22:30:03.187Z"
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}
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}
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},
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{
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"doc": {
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"_id": "id",
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"_index": "index",
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"_version": "-3",
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"_source": {
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"field2": "_value",
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"foo": "rab"
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},
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"_ingest": {
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"timestamp": "2017-05-04T22:30:03.188Z"
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}
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}
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}
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]
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}
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----
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// TESTRESPONSE[s/"2017-05-04T22:30:03.187Z"/$body.docs.0.doc._ingest.timestamp/]
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// TESTRESPONSE[s/"2017-05-04T22:30:03.188Z"/$body.docs.1.doc._ingest.timestamp/]
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[[simulate-pipeline-api-request-body-ex]]
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===== Specify a pipeline in the request body
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[source,console]
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----
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POST /_ingest/pipeline/_simulate
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{
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"pipeline" :
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{
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"description": "_description",
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"processors": [
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{
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"set" : {
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"field" : "field2",
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"value" : "_value"
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}
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}
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]
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},
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"docs": [
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{
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"_index": "index",
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"_id": "id",
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"_source": {
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"foo": "bar"
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}
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},
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{
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"_index": "index",
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"_id": "id",
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"_source": {
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"foo": "rab"
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}
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}
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]
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}
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----
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The API returns the following response:
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[source,console-result]
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----
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{
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"docs": [
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{
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"doc": {
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"_id": "id",
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"_index": "index",
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"_version": "-3",
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"_source": {
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"field2": "_value",
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"foo": "bar"
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},
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"_ingest": {
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"timestamp": "2017-05-04T22:30:03.187Z"
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}
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}
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},
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{
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"doc": {
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"_id": "id",
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"_index": "index",
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"_version": "-3",
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"_source": {
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"field2": "_value",
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"foo": "rab"
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},
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"_ingest": {
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"timestamp": "2017-05-04T22:30:03.188Z"
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}
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}
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}
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]
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}
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----
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// TESTRESPONSE[s/"2017-05-04T22:30:03.187Z"/$body.docs.0.doc._ingest.timestamp/]
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// TESTRESPONSE[s/"2017-05-04T22:30:03.188Z"/$body.docs.1.doc._ingest.timestamp/]
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[[ingest-verbose-param]]
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===== View verbose results
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You can use the simulate pipeline API
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to see how each processor affects the ingest document
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as it passes through the pipeline.
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To see the intermediate results
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of each processor in the simulate request,
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you can add the `verbose` parameter to the request.
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[source,console]
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----
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POST /_ingest/pipeline/_simulate?verbose=true
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{
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"pipeline" :
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{
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"description": "_description",
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"processors": [
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{
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"set" : {
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"field" : "field2",
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"value" : "_value2"
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}
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},
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{
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"set" : {
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"field" : "field3",
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"value" : "_value3"
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}
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}
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]
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},
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"docs": [
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{
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"_index": "index",
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"_id": "id",
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"_source": {
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"foo": "bar"
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}
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},
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{
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"_index": "index",
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"_id": "id",
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"_source": {
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"foo": "rab"
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}
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}
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]
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}
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----
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The API returns the following response:
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[source,console-result]
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----
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{
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"docs" : [
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{
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"processor_results" : [
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{
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"processor_type" : "set",
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"status" : "success",
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"doc" : {
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"_index" : "index",
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"_id" : "id",
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"_version": "-3",
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"_source" : {
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"field2" : "_value2",
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"foo" : "bar"
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},
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"_ingest" : {
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"pipeline" : "_simulate_pipeline",
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"timestamp" : "2020-07-30T01:21:24.251836Z"
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}
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}
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},
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{
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"processor_type" : "set",
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"status" : "success",
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"doc" : {
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"_index" : "index",
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"_id" : "id",
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"_version": "-3",
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"_source" : {
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"field3" : "_value3",
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"field2" : "_value2",
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"foo" : "bar"
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},
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"_ingest" : {
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"pipeline" : "_simulate_pipeline",
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"timestamp" : "2020-07-30T01:21:24.251836Z"
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}
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}
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}
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]
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},
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{
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"processor_results" : [
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{
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"processor_type" : "set",
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"status" : "success",
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"doc" : {
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"_index" : "index",
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"_id" : "id",
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"_version": "-3",
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"_source" : {
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"field2" : "_value2",
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"foo" : "rab"
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},
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"_ingest" : {
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"pipeline" : "_simulate_pipeline",
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"timestamp" : "2020-07-30T01:21:24.251863Z"
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}
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}
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},
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{
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"processor_type" : "set",
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"status" : "success",
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"doc" : {
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"_index" : "index",
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"_id" : "id",
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"_version": "-3",
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"_source" : {
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"field3" : "_value3",
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"field2" : "_value2",
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"foo" : "rab"
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},
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"_ingest" : {
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"pipeline" : "_simulate_pipeline",
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"timestamp" : "2020-07-30T01:21:24.251863Z"
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}
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}
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}
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]
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}
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]
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}
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----
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// TESTRESPONSE[s/"2020-07-30T01:21:24.251836Z"/$body.docs.0.processor_results.0.doc._ingest.timestamp/]
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// TESTRESPONSE[s/"2020-07-30T01:21:24.251836Z"/$body.docs.0.processor_results.1.doc._ingest.timestamp/]
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// TESTRESPONSE[s/"2020-07-30T01:21:24.251863Z"/$body.docs.1.processor_results.0.doc._ingest.timestamp/]
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// TESTRESPONSE[s/"2020-07-30T01:21:24.251863Z"/$body.docs.1.processor_results.1.doc._ingest.timestamp/]
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////
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[source,console]
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----
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DELETE /_ingest/pipeline/*
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----
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[source,console-result]
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----
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{
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"acknowledged": true
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}
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----
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////
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