Add ml inference processor and APIs to console (#53618)

Adds new Machine Learning Inference processor to Kibana Console.

Also adds new Inference APIs generated from ES specs.

x-pack/legacy/plugins/console_extensions/spec/generated/ml.delete_trained_model.json

@@ -0,0 +1,11 @@
+{
+  "ml.delete_trained_model": {
+    "methods": [
+      "DELETE"
+    ],
+    "patterns": [
+      "_ml/inference/{model_id}"
+    ],
+    "documentation": "https://www.elastic.co/guide/en/elasticsearch/reference/current/delete-inference.html"
+  }
+}

x-pack/legacy/plugins/console_extensions/spec/generated/ml.get_trained_models.json

@@ -0,0 +1,19 @@
+{
+  "ml.get_trained_models": {
+    "url_params": {
+      "allow_no_match": "__flag__",
+      "include_model_definition": "__flag__",
+      "decompress_definition": "__flag__",
+      "from": 0,
+      "size": 0
+    },
+    "methods": [
+      "GET"
+    ],
+    "patterns": [
+      "_ml/inference/{model_id}",
+      "_ml/inference"
+    ],
+    "documentation": "https://www.elastic.co/guide/en/elasticsearch/reference/current/get-inference.html"
+  }
+}

x-pack/legacy/plugins/console_extensions/spec/generated/ml.get_trained_models_stats.json

@@ -0,0 +1,17 @@
+{
+  "ml.get_trained_models_stats": {
+    "url_params": {
+      "allow_no_match": "__flag__",
+      "from": 0,
+      "size": 0
+    },
+    "methods": [
+      "GET"
+    ],
+    "patterns": [
+      "_ml/inference/{model_id}/_stats",
+      "_ml/inference/_stats"
+    ],
+    "documentation": "https://www.elastic.co/guide/en/elasticsearch/reference/current/get-inference-stats.html"
+  }
+}

x-pack/legacy/plugins/console_extensions/spec/ingest/index.js

@@ -37,4 +37,33 @@ const enrichProcessorDefinition = {
   },
 };
 
-export const processors = [enrichProcessorDefinition];
+// Based on https://www.elastic.co/guide/en/elasticsearch/reference/master/inference-processor.html
+const inferenceProcessorDefinition = {
+  inference: {
+    __template: {
+      model_id: '',
+      inference_config: {},
+      field_mappings: {},
+    },
+    target_field: '',
+    model_id: '',
+    field_mappings: {
+      __template: {},
+    },
+    inference_config: {
+      regression: {
+        __template: {},
+        results_field: '',
+      },
+      classification: {
+        __template: {},
+        results_field: '',
+        num_top_classes: 2,
+        top_classes_results_field: '',
+      },
+    },
+    ...commonPipelineParams,
+  },
+};
+
+export const processors = [enrichProcessorDefinition, inferenceProcessorDefinition];