intergrate opensearch v2 (#5044)

intergrate opensearch

Signed-off-by: chengdehao <dehaocheng@kubesphere.io>

Co-authored-by: chengdehao <dehaocheng@kubesphere.io>

vendor/github.com/opensearch-project/opensearch-go/v2/opensearchapi/opensearchapi.go

@@ -0,0 +1,71 @@
+// SPDX-License-Identifier: Apache-2.0
+//
+// The OpenSearch Contributors require contributions made to
+// this file be licensed under the Apache-2.0 license or a
+// compatible open source license.
+//
+// Modifications Copyright OpenSearch Contributors. See
+// GitHub history for details.
+
+// Licensed to Elasticsearch B.V. under one or more contributor
+// license agreements. See the NOTICE file distributed with
+// this work for additional information regarding copyright
+// ownership. Elasticsearch B.V. licenses this file to you under
+// the Apache License, Version 2.0 (the "License"); you may
+// not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package opensearchapi
+
+import (
+	"net/http"
+	"strconv"
+	"time"
+
+	"github.com/opensearch-project/opensearch-go/v2/internal/version"
+)
+
+// Version returns the package version as a string.
+//
+const Version = version.Client
+
+// Transport defines the interface for an API client.
+//
+type Transport interface {
+	Perform(*http.Request) (*http.Response, error)
+}
+
+// BoolPtr returns a pointer to v.
+//
+// It is used as a convenience function for converting a bool value
+// into a pointer when passing the value to a function or struct field
+// which expects a pointer.
+//
+func BoolPtr(v bool) *bool { return &v }
+
+// IntPtr returns a pointer to v.
+//
+// It is used as a convenience function for converting an int value
+// into a pointer when passing the value to a function or struct field
+// which expects a pointer.
+//
+func IntPtr(v int) *int { return &v }
+
+// formatDuration converts duration to a string in the format
+// accepted by Elasticsearch.
+//
+func formatDuration(d time.Duration) string {
+	if d < time.Millisecond {
+		return strconv.FormatInt(int64(d), 10) + "nanos"
+	}
+	return strconv.FormatInt(int64(d)/int64(time.Millisecond), 10) + "ms"
+}