Update rest-api-spec

output/schema/validation-errors.json

@@ -612,6 +612,24 @@
       ],
       "response": []
     },
+    "migrate.cancel_reindex": {
+      "request": [
+        "Missing request & response"
+      ],
+      "response": []
+    },
+    "migrate.get_reindex_status": {
+      "request": [
+        "Missing request & response"
+      ],
+      "response": []
+    },
+    "migrate.reindex": {
+      "request": [
+        "Missing request & response"
+      ],
+      "response": []
+    },
     "ml.delete_trained_model": {
       "request": [
         "Request: missing json spec query parameter 'timeout'"

specification/_json_spec/migrate.cancel_reindex.json

@@ -0,0 +1,28 @@
+{
+  "migrate.cancel_reindex": {
+    "documentation": {
+      "url": "https://www.elastic.co/guide/en/elasticsearch/reference/master/data-stream-reindex.html",
+      "description": "This API returns the status of a migration reindex attempt for a data stream or index"
+    },
+    "stability": "experimental",
+    "visibility": "private",
+    "headers": {
+      "accept": ["application/json"],
+      "content_type": ["application/json"]
+    },
+    "url": {
+      "paths": [
+        {
+          "path": "/_migration/reindex/{index}/_cancel",
+          "methods": ["POST"],
+          "parts": {
+            "index": {
+              "type": "string",
+              "description": "The index or data stream name"
+            }
+          }
+        }
+      ]
+    }
+  }
+}

specification/_json_spec/migrate.get_reindex_status.json

@@ -0,0 +1,28 @@
+{
+  "migrate.get_reindex_status": {
+    "documentation": {
+      "url": "https://www.elastic.co/guide/en/elasticsearch/reference/master/data-stream-reindex.html",
+      "description": "This API returns the status of a migration reindex attempt for a data stream or index"
+    },
+    "stability": "experimental",
+    "visibility": "private",
+    "headers": {
+      "accept": ["application/json"],
+      "content_type": ["application/json"]
+    },
+    "url": {
+      "paths": [
+        {
+          "path": "/_migration/reindex/{index}/_status",
+          "methods": ["GET"],
+          "parts": {
+            "index": {
+              "type": "string",
+              "description": "The index or data stream name"
+            }
+          }
+        }
+      ]
+    }
+  }
+}

specification/_json_spec/migrate.reindex.json

@@ -0,0 +1,26 @@
+{
+  "migrate.reindex": {
+    "documentation": {
+      "url": "https://www.elastic.co/guide/en/elasticsearch/reference/master/data-stream-reindex.html",
+      "description": "This API reindexes all legacy backing indices for a data stream. It does this in a persistent task. The persistent task id is returned immediately, and the reindexing work is completed in that task"
+    },
+    "stability": "experimental",
+    "visibility": "private",
+    "headers": {
+      "accept": ["application/json"],
+      "content_type": ["application/json"]
+    },
+    "url": {
+      "paths": [
+        {
+          "path": "/_migration/reindex",
+          "methods": ["POST"]
+        }
+      ]
+    },
+    "body": {
+      "description": "The body contains the fields `mode` and `source.index, where the only mode currently supported is `upgrade`, and the `source.index` must be a data stream name",
+      "required": true
+    }
+  }
+}