[MM-47187] Certificate auth for Elasticsearch (#21958)

model/config.go

@@ -2563,6 +2563,9 @@ type ElasticsearchSettings struct {
 	BatchSize                     *int    `access:"environment_elasticsearch,write_restrictable,cloud_restrictable"`
 	RequestTimeoutSeconds         *int    `access:"environment_elasticsearch,write_restrictable,cloud_restrictable"`
 	SkipTLSVerification           *bool   `access:"environment_elasticsearch,write_restrictable,cloud_restrictable"`
+	CA                            *string `access:"environment_elasticsearch,write_restrictable,cloud_restrictable"`
+	ClientCert                    *string `access:"environment_elasticsearch,write_restrictable,cloud_restrictable"`
+	ClientKey                     *string `access:"environment_elasticsearch,write_restrictable,cloud_restrictable"`
 	Trace                         *string `access:"environment_elasticsearch,write_restrictable,cloud_restrictable"`
 }
 
@@ -2579,6 +2582,18 @@ func (s *ElasticsearchSettings) SetDefaults() {
 		s.Password = NewString(ElasticsearchSettingsDefaultPassword)
 	}
 
+	if s.CA == nil {
+		s.CA = NewString("")
+	}
+
+	if s.ClientCert == nil {
+		s.ClientCert = NewString("")
+	}
+
+	if s.ClientKey == nil {
+		s.ClientKey = NewString("")
+	}
+
 	if s.EnableIndexing == nil {
 		s.EnableIndexing = NewBool(false)
 	}