Added Opensearch credential (#2458)

* Added Openserch credential

* fix issues detected by linter

* rename to camelcase openSearchUrl

* Update OpenSearch.ts

---------

Co-authored-by: patrick <patrick.alves@br.experian.com>
Co-authored-by: Henry Heng <henryheng@flowiseai.com>

packages/components/credentials/OpenSearchUrl.credential.ts

@@ -0,0 +1,24 @@
+import { INodeParams, INodeCredential } from '../src/Interface'
+
+class OpenSearchUrl implements INodeCredential {
+    label: string
+    name: string
+    version: number
+    description: string
+    inputs: INodeParams[]
+
+    constructor() {
+        this.label = 'OpenSearch'
+        this.name = 'openSearchUrl'
+        this.version = 1.0
+        this.inputs = [
+            {
+                label: 'OpenSearch Url',
+                name: 'openSearchUrl',
+                type: 'string'
+            }
+        ]
+    }
+}
+
+module.exports = { credClass: OpenSearchUrl }

packages/components/nodes/vectorstores/OpenSearch/OpenSearch.ts

@@ -3,8 +3,8 @@ import { Client } from '@opensearch-project/opensearch'
 import { Document } from '@langchain/core/documents'
 import { OpenSearchVectorStore } from '@langchain/community/vectorstores/opensearch'
 import { Embeddings } from '@langchain/core/embeddings'
-import { INode, INodeData, INodeOutputsValue, INodeParams, IndexingResult } from '../../../src/Interface'
+import { ICommonObject, INode, INodeData, INodeOutputsValue, INodeParams, IndexingResult } from '../../../src/Interface'
-import { getBaseClasses } from '../../../src/utils'
+import { getBaseClasses, getCredentialData, getCredentialParam } from '../../../src/utils'
 
 class OpenSearch_VectorStores implements INode {
     label: string
@@ -18,17 +18,24 @@ class OpenSearch_VectorStores implements INode {
     baseClasses: string[]
     inputs: INodeParams[]
     outputs: INodeOutputsValue[]
+    credential: INodeParams
 
     constructor() {
         this.label = 'OpenSearch'
         this.name = 'openSearch'
-        this.version = 1.0
+        this.version = 2.0
         this.type = 'OpenSearch'
         this.icon = 'opensearch.svg'
         this.category = 'Vector Stores'
         this.description = `Upsert embedded data and perform similarity search upon query using OpenSearch, an open-source, all-in-one vector database`
         this.baseClasses = [this.type, 'VectorStoreRetriever', 'BaseRetriever']
         this.badge = 'NEW'
+        this.credential = {
+            label: 'Connect Credential',
+            name: 'credential',
+            type: 'credential',
+            credentialNames: ['openSearchUrl']
+        }
         this.inputs = [
             {
                 label: 'Document',
@@ -42,12 +49,6 @@ class OpenSearch_VectorStores implements INode {
                 name: 'embeddings',
                 type: 'Embeddings'
             },
-            {
-                label: 'OpenSearch URL',
-                name: 'opensearchURL',
-                type: 'string',
-                placeholder: 'http://127.0.0.1:9200'
-            },
             {
                 label: 'Index Name',
                 name: 'indexName',
@@ -79,12 +80,14 @@ class OpenSearch_VectorStores implements INode {
 
     //@ts-ignore
     vectorStoreMethods = {
-        async upsert(nodeData: INodeData): Promise<Partial<IndexingResult>> {
+        async upsert(nodeData: INodeData, _: string, options: ICommonObject): Promise<Partial<IndexingResult>> {
             const docs = nodeData.inputs?.document as Document[]
             const embeddings = nodeData.inputs?.embeddings as Embeddings
-            const opensearchURL = nodeData.inputs?.opensearchURL as string
             const indexName = nodeData.inputs?.indexName as string
 
+            const credentialData = await getCredentialData(nodeData.credential ?? '', options)
+            const opensearchURL = getCredentialParam('openSearchUrl', credentialData, nodeData)
+
             const flattenDocs = docs && docs.length ? flatten(docs) : []
             const finalDocs = []
             for (let i = 0; i < flattenDocs.length; i += 1) {
@@ -109,14 +112,16 @@ class OpenSearch_VectorStores implements INode {
         }
     }
 
-    async init(nodeData: INodeData): Promise<any> {
+    async init(nodeData: INodeData, _: string, options: ICommonObject): Promise<any> {
         const embeddings = nodeData.inputs?.embeddings as Embeddings
-        const opensearchURL = nodeData.inputs?.opensearchURL as string
         const indexName = nodeData.inputs?.indexName as string
         const output = nodeData.outputs?.output as string
         const topK = nodeData.inputs?.topK as string
         const k = topK ? parseFloat(topK) : 4
 
+        const credentialData = await getCredentialData(nodeData.credential ?? '', options)
+        const opensearchURL = getCredentialParam('openSearchUrl', credentialData, nodeData)
+
         const client = new Client({
             nodes: [opensearchURL]
         })