Added samples, updated links.

CHANGELOG.md

@@ -6,6 +6,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 ### Added
 - Generate endpoints from OpenSearch API Specification ([#194](https://github.com/opensearch-project/opensearch-php/pull/194))
 - Added workflow for automated API update using OpenSearch API specification ([#209](https://github.com/opensearch-project/opensearch-php/pull/209))
+- Added samples ([#218](https://github.com/opensearch-project/opensearch-php/pull/218))
 ### Changed
 ### Deprecated
 ### Removed

DEVELOPER_GUIDE.md

@@ -36,6 +36,14 @@ The integration tests are using by default following address `https://admin:admi
 
 To run the integration tests, you can use `composer run integration`
 
+```bash
+export OPENSEARCH_PASSWORD=myStrongPassword123!
+export OPENSEARCH_URL=https://admin:$OPENSEARCH_PASSWORD@localhost:9200
+
+composer run integration
+```
+
+
 ### Static analyse and code style checker
 
 The project uses PhpStan for static analyse and php-cs-fixer for code style checker. You can use both tools with following codes

README.md

@@ -10,39 +10,40 @@
 
 ## Welcome!
 
-**opensearch-php** is [a community-driven, open source fork](https://aws.amazon.com/blogs/opensource/introducing-opensearch/) of elasticsearch-php licensed under the [Apache v2.0 License](https://github.com/opensearch-project/opensearch-php/blob/main/LICENSE). For more information, see [opensearch.org](https://opensearch.org/).
+**opensearch-php** is [a community-driven, open source fork](https://aws.amazon.com/blogs/opensource/introducing-opensearch/) of elasticsearch-php licensed under the [Apache v2.0 License](LICENSE). For more information, see [opensearch.org](https://opensearch.org/).
 
 ## Project Resources
 
 * [Project Website](https://opensearch.org/)
-* [User Guide And Sample Code](https://github.com/opensearch-project/opensearch-php/blob/main/USER_GUIDE.md)
-* [Developer Guide](https://github.com/opensearch-project/opensearch-php/blob/main/DEVELOPER_GUIDE.md)
+* [User Guide](USER_GUIDE.md)
+* [Samples](samples)
+* [Developer Guide](DEVELOPER_GUIDE.md)
 * [Downloads](https://opensearch.org/downloads.html).
 * [Documentation](https://opensearch.org/docs/latest/)
 * Need help? Try [Forums](https://discuss.opendistrocommunity.dev/)
 * [Project Principles](https://opensearch.org/#principles)
-* [Contributing to OpenSearch](https://github.com/opensearch-project/opensearch-php/blob/main/CONTRIBUTING.md)
-* [Maintainer Responsibilities](https://github.com/opensearch-project/opensearch-php/blob/main/MAINTAINERS.md)
-* [Release Management](https://github.com/opensearch-project/opensearch-php/blob/main/RELEASING.md)
-* [Admin Responsibilities](https://github.com/opensearch-project/opensearch-php/blob/main/ADMINS.md)
-* [Security](https://github.com/opensearch-project/opensearch-php/blob/main/SECURITY.md)
+* [Contributing to OpenSearch](CONTRIBUTING.md)
+* [Maintainer Responsibilities](MAINTAINERS.md)
+* [Release Management](RELEASING.md)
+* [Admin Responsibilities](ADMINS.md)
+* [Security](SECURITY.md)
 
 ## Code of Conduct
 
-This project has adopted the [Amazon Open Source Code of Conduct](https://github.com/opensearch-project/opensearch-php/blob/main/CODE_OF_CONDUCT.md). For more information see the [Code of Conduct FAQ](https://aws.github.io/code-of-conduct-faq), or contact [opensource-codeofconduct@amazon.com](mailto:opensource-codeofconduct@amazon.com) with any additional questions or comments.
+This project has adopted the [Amazon Open Source Code of Conduct](CODE_OF_CONDUCT.md). For more information see the [Code of Conduct FAQ](https://aws.github.io/code-of-conduct-faq), or contact [opensource-codeofconduct@amazon.com](mailto:opensource-codeofconduct@amazon.com) with any additional questions or comments.
 
 ## Sample code
 
-See [Sample Code](https://github.com/opensearch-project/opensearch-php/blob/main/USER_GUIDE.md).
+See [Sample Code](USER_GUIDE.md).
 
 ## Compatibility with OpenSearch
 
 See [Compatibility](COMPATIBILITY.md).
 
 ## License
 
-This project is licensed under the [Apache v2.0 License](https://github.com/opensearch-project/opensearch-php/blob/main/LICENSE).
+This project is licensed under the [Apache v2.0 License](LICENSE).
 
 ## Copyright
 
-Copyright OpenSearch Contributors. See [NOTICE](https://github.com/opensearch-project/opensearch-php/blob/main/NOTICE) for details.
+Copyright OpenSearch Contributors. See [NOTICE](NOTICE) for details.

samples/README.md

@@ -0,0 +1,15 @@
+### OpenSearch PHP Client Samples
+
+Start an OpenSearch instance.
+
+```
+docker run -d -p 9200:9200 -p 9600:9600 -e "discovery.type=single-node" -e "OPENSEARCH_INITIAL_ADMIN_PASSWORD=myStrongPassword123!" opensearchproject/opensearch:latest
+```
+
+Run sample.
+
+```
+export OPENSEARCH_PASSWORD=myStrongPassword123!
+composer install
+composer run index
+```

samples/composer.json

@@ -0,0 +1,18 @@
+{
+    "name": "opensearch-php/samples",
+    "description": "OpenSearch PHP client samples.",
+    "type": "project",
+    "authors": [],
+    "scripts": {
+      "index": ["php index.php"]
+    },
+    "repositories": [
+      {
+        "type": "path",
+        "url": "../" 
+      }
+    ],
+    "require": {
+      "opensearch-project/opensearch-php": "dev-main"
+    }
+  }

samples/index.php

@@ -0,0 +1,23 @@
+<?php
+
+/**
+ * Copyright OpenSearch Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+require_once __DIR__ . '/vendor/autoload.php';
+
+$client = OpenSearch\ClientBuilder::fromConfig([
+   'Hosts' => [
+      'https://localhost:9200'
+   ],
+   'BasicAuthentication' => ['admin', getenv('OPENSEARCH_PASSWORD')],
+   'Retries' => 2,
+   'SSLVerification' => false
+]);
+
+$info = $client->info();
+
+echo "{$info['version']['distribution']}: {$info['version']['number']}\n";
+
+?>

tests/Endpoints/MlNamespaceIntegrationTest.php

@@ -30,7 +30,7 @@ public function testRegisterModelGroup()
     {
         $client = Utility::getClient();
 
-        if (!Utility::isOpenSearchVersionAtLeast($client, '2.8.0') || !Utility::isOpenSearchVersionAtmost($client, '2.x')) {
+        if (!Utility::isOpenSearchVersionAtLeast($client, '2.8.0')) {
             $this->markTestSkipped('Ml plugin tests require OpenSearch >= 2.8.0');
         }
 
@@ -47,7 +47,7 @@ public function testgetModels()
     {
         $client = Utility::getClient();
 
-        if (!Utility::isOpenSearchVersionAtLeast($client, '2.12.0') || !Utility::isOpenSearchVersionAtmost($client, '2.x')) {
+        if (!Utility::isOpenSearchVersionAtLeast($client, '2.12.0')) {
             $this->markTestSkipped('Ml plugin tests require OpenSearch >= 2.12.0');
         }
 
@@ -59,7 +59,7 @@ public function testsearchModels()
     {
         $client = Utility::getClient();
 
-        if (!Utility::isOpenSearchVersionAtLeast($client, '2.12.0') || !Utility::isOpenSearchVersionAtmost($client, '2.x')) {
+        if (!Utility::isOpenSearchVersionAtLeast($client, '2.12.0')) {
             $this->markTestSkipped('Ml plugin tests require OpenSearch >= 2.12.0');
         }
 

tests/Utility.php

@@ -79,35 +79,7 @@ public static function isOpenSearchVersionAtLeast(Client $client, string $versio
             return false;
         }
         $versionNumber = $versionInfo['number'];
-        return version_compare($versionNumber, $version) >= 0;
-    }
-
-    /**
-     * Check if cluster is OpenSearch and version is less than the specified version.
-     */
-    public static function isOpenSearchVersionAtMost(Client $client, string $version): bool
-    {
-        $versionInfo = self::getVersion($client);
-        $distribution = $versionInfo['distribution'] ?? null;
-        if ($distribution !== 'opensearch') {
-            return false;
-        }
-        $versionNumber = $versionInfo['number'];
-        return version_compare($versionNumber, $version, '<');
-    }
-
-    /**
-     * Check if cluster is Elasticsearch and version is greater than or equal to specified version.
-     */
-    public static function isElasticSearchVersionAtLeast(Client $client, string $version): bool
-    {
-        $versionInfo = self::getVersion($client);
-        $distribution = $versionInfo['distribution'] ?? null;
-        if ($distribution === 'opensearch') {
-            return false;
-        }
-        $versionNumber = $versionInfo['number'];
-        return version_compare($versionNumber, $version) >= 0;
+        return version_compare($versionNumber, $version, '>=');
     }
 
     private static function getVersion(Client $client): array
@@ -137,10 +109,7 @@ public static function cleanUpCluster(Client $client): void
     */
     private static function wipeCluster(Client $client): void
     {
-        if (self::isElasticSearchVersionAtLeast($client, '7.4.0')) {
-            self::deleteAllSLMPolicies($client);
-        }
-
+        self::deleteAllSLMPolicies($client);
         self::wipeSnapshots($client);
         self::wipeDataStreams($client);
         self::wipeAllIndices($client);
@@ -229,12 +198,10 @@ private static function deleteAllSLMPolicies(Client $client): void
     private static function wipeDataStreams(Client $client): void
     {
         try {
-            if (self::isElasticSearchVersionAtLeast($client, '7.9.0')) {
-                $client->indices()->deleteDataStream([
-                    'name' => '*',
-                    'expand_wildcards' => 'all'
-                ]);
-            }
+            $client->indices()->deleteDataStream([
+                'name' => '*',
+                'expand_wildcards' => 'all'
+            ]);
         } catch (OpenSearchException $e) {
             // We hit a version of ES that doesn't understand expand_wildcards, try again without it
             try {
@@ -255,14 +222,10 @@ private static function wipeDataStreams(Client $client): void
      */
     private static function wipeAllIndices(Client $client): void
     {
-        $expand = 'open,closed';
-        if (self::isElasticSearchVersionAtLeast($client, '7.7.0')) {
-            $expand .= ',hidden';
-        }
         try {
             $client->indices()->delete([
                 'index' => '*,-.ds-ilm-history-*',
-                'expand_wildcards' => $expand
+                'expand_wildcards' => 'open,closed,hidden'
             ]);
         } catch (Exception $e) {
             if ($e->getCode() != '404') {