[DATALAB-2486] -- hide user/userName param in yaml files
diff --git a/services/datalab-webapp-common/src/main/java/com/epam/datalab/properties/ChangePropertiesConst.java b/services/datalab-webapp-common/src/main/java/com/epam/datalab/properties/ChangePropertiesConst.java
index 235ddc7..2cfc997 100644
--- a/services/datalab-webapp-common/src/main/java/com/epam/datalab/properties/ChangePropertiesConst.java
+++ b/services/datalab-webapp-common/src/main/java/com/epam/datalab/properties/ChangePropertiesConst.java
@@ -23,15 +23,15 @@
     String GKE_SELF_SERVICE_PATH = "/root/self-service.yaml";
     String GKE_SELF_SERVICE = "self-service.yaml";
     String SELF_SERVICE = "self-service.yml";
-    //        String SELF_SERVICE_PROP_PATH = "services/self-service/self-service.yml";
+    //    String SELF_SERVICE_PROP_PATH = "services/self-service/self-service.yml";
     String SELF_SERVICE_PROP_PATH = "/opt/datalab/conf/self-service.yml";
     String PROVISIONING_SERVICE = "provisioning.yml";
-    //        String PROVISIONING_SERVICE_PROP_PATH = "services/provisioning-service/provisioning.yml";
+    //    String PROVISIONING_SERVICE_PROP_PATH = "services/provisioning-service/provisioning.yml";
     String PROVISIONING_SERVICE_PROP_PATH = "/opt/datalab/conf/provisioning.yml";
 
     String BILLING_SERVICE = "billing.yml";
-    //      String BILLING_SERVICE_PROP_PATH = "services/billing-gcp/billing.yml";
-//      String BILLING_SERVICE_PROP_PATH = "services/billing-azure/billing.yml";
+    //    String BILLING_SERVICE_PROP_PATH = "services/billing-gcp/billing.yml";
+    //      String BILLING_SERVICE_PROP_PATH = "services/billing-azure/billing.yml";
 //    String BILLING_SERVICE_PROP_PATH = "services/billing-aws/billing.yml";
     String BILLING_SERVICE_PROP_PATH = "/opt/datalab/conf/billing.yml";
     String GKE_BILLING_PATH = "/root/billing.yaml";
@@ -44,6 +44,7 @@
     String PROVISIONING_SERVICE_SUPERVISORCTL_RUN_NAME = " provserv ";
     String BILLING_SERVICE_SUPERVISORCTL_RUN_NAME = " billing ";
     String SECRET_REGEX = "((.*)[sS]ecret(.*)|password): (.*)";
+    String USER_REGEX = " *(user|username): (.*)";
     String SECRET_REPLACEMENT_FORMAT = " ***********";
     String SUPERVISORCTL_RESTART_SH_COMMAND = "sudo supervisorctl restart";
     String CHANGE_CHMOD_SH_COMMAND_FORMAT = "sudo chmod %s %s";
diff --git a/services/datalab-webapp-common/src/main/java/com/epam/datalab/properties/ChangePropertiesService.java b/services/datalab-webapp-common/src/main/java/com/epam/datalab/properties/ChangePropertiesService.java
index bbedce0..e4944a5 100644
--- a/services/datalab-webapp-common/src/main/java/com/epam/datalab/properties/ChangePropertiesService.java
+++ b/services/datalab-webapp-common/src/main/java/com/epam/datalab/properties/ChangePropertiesService.java
@@ -92,17 +92,27 @@
 
 
     private String hideSecretsAndRemoveLicence(String currentConf) {
-        Matcher m = Pattern.compile(ChangePropertiesConst.SECRET_REGEX).matcher(currentConf);
+        Matcher passMatcher = Pattern.compile(ChangePropertiesConst.SECRET_REGEX).matcher(currentConf);
+        Matcher userMatcher = Pattern.compile(ChangePropertiesConst.USER_REGEX).matcher(currentConf);
         List<String> secrets = new ArrayList<>();
+        List<String> users = new ArrayList<>();
         String confWithReplacedSecretConf = removeLicence(currentConf);
-        while (m.find()) {
-            String secret = m.group().split(":")[ChangePropertiesConst.DEFAULT_VALUE_PLACE];
+        while (passMatcher.find()) {
+            String secret = passMatcher.group().split(":")[ChangePropertiesConst.DEFAULT_VALUE_PLACE];
             if (!(secret.isEmpty() || secret.trim().isEmpty()))
                 secrets.add(secret);
         }
+        while (userMatcher.find()) {
+            String user = userMatcher.group().split(":")[ChangePropertiesConst.DEFAULT_VALUE_PLACE];
+            if (!(user.isEmpty() || user.trim().isEmpty()))
+                users.add(user);
+        }
         for (String secret : secrets) {
             confWithReplacedSecretConf = confWithReplacedSecretConf.replace(secret, ChangePropertiesConst.SECRET_REPLACEMENT_FORMAT);
         }
+        for (String user : users) {
+            confWithReplacedSecretConf = confWithReplacedSecretConf.replace(user, ChangePropertiesConst.SECRET_REPLACEMENT_FORMAT);
+        }
         return confWithReplacedSecretConf;
     }