feat(Elasticsearch): Return HTTP connection string if security is disabled (#1494)

Author: HofmeisterAn

src/Testcontainers.Elasticsearch/ElasticsearchContainer.cs

@@ -20,14 +20,29 @@ public ElasticsearchContainer(ElasticsearchConfiguration configuration)
     /// Gets the Elasticsearch connection string.
     /// </summary>
     /// <remarks>
-    /// The Elasticsearch module does not export the SSL certificate from the container by default.
-    /// If you are trying to connect to the Elasticsearch service, you need to override the certificate validation callback to establish the connection.
+    /// The Elasticsearch module does not export the SSL certificate from the container
+    /// by default. If you are trying to connect to the Elasticsearch service, you need
+    /// to override the certificate validation callback to establish the connection.
     /// We will export the certificate and support trusted SSL connections in the future.
     /// </remarks>
     /// <returns>The Elasticsearch connection string.</returns>
     public string GetConnectionString()
     {
-        var endpoint = new UriBuilder(Uri.UriSchemeHttps, Hostname, GetMappedPublicPort(ElasticsearchBuilder.ElasticsearchHttpsPort));
+        var hasSecurityEnabled = _configuration.Environments
+            .TryGetValue("xpack.security.enabled", out var securityEnabled);
+
+        var hasHttpSslEnabled = _configuration.Environments
+            .TryGetValue("xpack.security.http.ssl.enabled", out var httpSslEnabled);
+
+        var httpsDisabled =
+            hasSecurityEnabled &&
+            hasHttpSslEnabled &&
+            "false".Equals(securityEnabled, StringComparison.OrdinalIgnoreCase) &&
+            "false".Equals(httpSslEnabled, StringComparison.OrdinalIgnoreCase);
+
+        var scheme = httpsDisabled ? Uri.UriSchemeHttp : Uri.UriSchemeHttps;
+
+        var endpoint = new UriBuilder(scheme, Hostname, GetMappedPublicPort(ElasticsearchBuilder.ElasticsearchHttpsPort));
         endpoint.UserName = _configuration.Username;
         endpoint.Password = _configuration.Password;
         return endpoint.ToString();

tests/Testcontainers.WebDriver.Tests/WebDriverContainerTest.cs

@@ -79,6 +79,8 @@ public async Task ExportVideoWritesFile()
             var videoFilePath = Path.Combine(TestSession.TempDirectoryPath, Path.GetRandomFileName());
 
             // When
+            HeadingElementReturnsHelloWorld();
+
             await _webDriverContainer.StopAsync(TestContext.Current.CancellationToken)
                 .ConfigureAwait(true);