fix event ack for Zabbix 4.x, #629

src/datasource-zabbix/zabbix/connectors/zabbix_api/zabbixAPIConnector.js

@@ -1,6 +1,7 @@
 import _ from 'lodash';
 import * as utils from '../../../utils';
 import { ZabbixAPICore } from './zabbixAPICore';
+import { ZBX_ACK_ACTION_NONE, ZBX_ACK_ACTION_ACK, ZBX_ACK_ACTION_ADD_MESSAGE } from '../../../constants';
 
 /**
  * Zabbix API Wrapper.
@@ -8,11 +9,12 @@ import { ZabbixAPICore } from './zabbixAPICore';
  * Wraps API calls and provides high-level methods.
  */
 export class ZabbixAPIConnector {
-  constructor(api_url, username, password, basicAuth, withCredentials, backendSrv) {
+  constructor(api_url, username, password, version, basicAuth, withCredentials, backendSrv) {
     this.url              = api_url;
     this.username         = username;
     this.password         = password;
-    this.auth             = "";
+    this.auth             = '';
+    this.version          = version;
 
     this.requestOptions = {
       basicAuth: basicAuth,
@@ -90,10 +92,11 @@ export class ZabbixAPIConnector {
   ////////////////////////////////
 
   acknowledgeEvent(eventid, message) {
-    var params = {
+    const action = this.version >= 4 ? ZBX_ACK_ACTION_ACK + ZBX_ACK_ACTION_ADD_MESSAGE : ZBX_ACK_ACTION_NONE;
+    const params = {
       eventids: eventid,
       message: message,
-      action: 6
+      action: action
     };
 
     return this.request('event.acknowledge', params);

src/datasource-zabbix/zabbix/zabbix.js

@@ -28,6 +28,7 @@ export class Zabbix {
       password,
       basicAuth,
       withCredentials,
+      zabbixVersion,
       cacheTTL,
       enableDirectDBConnection,
       dbConnectionDatasourceId,
@@ -43,7 +44,7 @@ export class Zabbix {
     };
     this.cachingProxy = new CachingProxy(cacheOptions);
 
-    this.zabbixAPI = new ZabbixAPIConnector(url, username, password, basicAuth, withCredentials, backendSrv);
+    this.zabbixAPI = new ZabbixAPIConnector(url, username, password, zabbixVersion, basicAuth, withCredentials, backendSrv);
 
     if (enableDirectDBConnection) {
       let dbConnectorOptions = {