* (ui): fix the version check - strip the v prefix

client/src/actions/index.js

@@ -4,6 +4,7 @@ import axios from 'axios';
 
 import { splitByNewLine, sortClients } from '../helpers/helpers';
 import { CHECK_TIMEOUT, SETTINGS_NAMES } from '../helpers/constants';
+import { areEqualVersions } from '../helpers/version';
 import { getTlsStatus } from './encryption';
 import apiClient from '../api/Api';
 import { addErrorToast, addNoticeToast, addSuccessToast } from './toasts';
@@ -121,7 +122,7 @@ export const getVersion = (recheck = false) => async (dispatch, getState) => {
             const { dnsVersion } = getState().dashboard;
             const currentVersion = dnsVersion === 'undefined' ? 0 : dnsVersion;
 
-            if (data && currentVersion !== data.new_version) {
+            if (data && !areEqualVersions(currentVersion, data.new_version)) {
                 dispatch(addSuccessToast('updates_checked'));
             } else {
                 dispatch(addSuccessToast('updates_version_equal'));

client/src/helpers/version.js

@@ -0,0 +1,17 @@
+/**
+ * Checks if versions are equal.
+ * Please note, that this method strips the "v" prefix.
+ *
+ * @param left {string} - left version
+ * @param right {string} - right version
+ * @return {boolean} true if versions are equal
+ */
+export const areEqualVersions = (left, right) => {
+    if (!left || !right) {
+        return false;
+    }
+
+    const leftVersion = left.replace(/^v/, '');
+    const rightVersion = right.replace(/^v/, '');
+    return leftVersion === rightVersion;
+};

client/src/reducers/index.js

@@ -14,6 +14,7 @@ import stats from './stats';
 import queryLogs from './queryLogs';
 import dnsConfig from './dnsConfig';
 import filtering from './filtering';
+import { areEqualVersions } from '../helpers/version';
 
 const settings = handleActions(
     {
@@ -81,7 +82,7 @@ const dashboard = handleActions(
         [actions.getVersionSuccess]: (state, { payload }) => {
             const currentVersion = state.dnsVersion === 'undefined' ? 0 : state.dnsVersion;
 
-            if (!payload.disabled && currentVersion !== payload.new_version) {
+            if (!payload.disabled && !areEqualVersions(currentVersion, payload.new_version)) {
                 const {
                     announcement_url: announcementUrl,
                     new_version: newVersion,