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+/**
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+ * Licensed to the Apache Software Foundation (ASF) under one
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+ * or more contributor license agreements. See the NOTICE file
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+ * distributed with this work for additional information
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+ * regarding copyright ownership. The ASF licenses this file
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+ * to you under the Apache License, Version 2.0 (the
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+ * "License"); you may not use this file except in compliance
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+ * with the License. You may obtain a copy of the License at
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+ *
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+ * http://www.apache.org/licenses/LICENSE-2.0
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+ *
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+ * Unless required by applicable law or agreed to in writing, software
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+ * distributed under the License is distributed on an "AS IS" BASIS,
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+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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+ * See the License for the specific language governing permissions and
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+ * limitations under the License.
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+ */
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+
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+var App = require('app');
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+
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+App.HighAvailabilityProgressPageController = Em.Controller.extend({
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+
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+ tasks: [],
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+ commands: [],
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+ currentRequestIds: [],
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+ logs: [],
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+ currentTaskId: null,
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+ POLL_INTERVAL: 4000,
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+ isSubmitDisabled: true,
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+
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+ loadStep: function () {
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+ this.clearStep();
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+ this.loadTasks();
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+ this.addObserver('tasks.@each.status', this, 'onTaskStatusChange');
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+ this.onTaskStatusChange();
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+ },
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+
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+ clearStep: function () {
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+ this.set('isSubmitDisabled', true);
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+ this.get('tasks').clear();
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+ this.get('logs').clear();
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+ var commands = this.get('commands');
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+ for (var i = 0; i < commands.length; i++) {
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+ this.get('tasks').pushObject(Ember.Object.create({
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+ title: Em.I18n.t('admin.highAvailability.wizard.step4.task' + i + '.title'),
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+ status: 'PENDING',
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+ id: i,
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+ command: commands[i]
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+ }));
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+ }
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+ },
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+
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+ loadTasks: function () {
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+ //load and set tasks statuses form server
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+ },
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+
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+ setTaskStatus: function (taskId, status) {
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+ this.get('tasks').findProperty('id', taskId).set('status', status)
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+ },
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+
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+ showRetry: function (taskId) {
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+ //show retry button for selected task
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+ },
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+
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+ onTaskStatusChange: function () {
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+ if (!this.get('tasks').someProperty('status', 'IN_PROGRESS') && !this.get('tasks').someProperty('status', 'QUEUED') && !this.get('tasks').someProperty('status', 'FAILED')) {
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+ var nextTask = this.get('tasks').findProperty('status', 'PENDING');
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+ if (nextTask) {
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+ this.setTaskStatus(nextTask.get('id'), 'QUEUED');
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+ this.set('currentTaskId', nextTask.get('id'));
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+ this.runTask(nextTask.get('id'));
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+ } else {
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+ this.set('isSubmitDisabled', false);
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+ }
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+ }
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+ },
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+
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+ /*
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+ run command of appropriate task
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+ */
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+ runTask: function (taskId) {
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+ this[this.get('tasks').findProperty('id', taskId).get('command')]();
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+ },
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+
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+ onTaskError: function () {
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+ this.setTaskStatus(this.get('currentTaskId'), 'FAILED');
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+ this.showRetry(this.get('currentTaskId'));
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+ },
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+
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+ onTaskCompleted: function () {
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+ this.setTaskStatus(this.get('currentTaskId'), 'COMPLETED');
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+ },
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+
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+ createComponent: function (componentName, hostName) {
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+ if (!(hostName instanceof Array)) {
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+ hostName = [hostName];
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+ }
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+ for (var i = 0; i < hostName.length; i++) {
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+ App.ajax.send({
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+ name: 'admin.high_availability.create_component',
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+ sender: this,
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+ data: {
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+ hostName: hostName[i],
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+ componentName: componentName,
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+ taskNum: hostName.length
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+ },
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+ success: 'installComponent',
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+ error: 'onTaskError'
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+ });
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+ }
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+ },
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+
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+ installComponent: function (data, params) {
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+ var hostName = params.data.hostName;
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+ if (!(hostName instanceof Array)) {
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+ hostName = [hostName];
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+ }
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+ for (var i = 0; i < hostName.length; i++) {
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+ App.ajax.send({
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+ name: 'admin.high_availability.install_component',
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+ sender: this,
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+ data: {
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+ hostName: hostName[i],
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+ componentName: params.data.componentName,
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+ displayName: App.format.role(params.data.componentName),
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+ taskNum: params.data.taskNum || hostName.length
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+ },
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+ success: 'startPolling',
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+ error: 'onTaskError'
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+ });
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+ }
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+ },
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+
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+ startComponent: function (componentName, hostName) {
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+ if (!(hostName instanceof Array)) {
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+ hostName = [hostName];
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+ }
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+ for (var i = 0; i < hostName.length; i++) {
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+ App.ajax.send({
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+ name: 'admin.high_availability.start_component',
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+ sender: this,
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+ data: {
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+ hostName: hostName[i],
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+ componentName: componentName,
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+ displayName: App.format.role(componentName)
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+ },
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+ success: 'startPolling',
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+ error: 'onTaskError'
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+ });
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+ }
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+ },
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+
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+ startPolling: function (data, params) {
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+ if (data) {
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+ this.get('currentRequestIds').push(data.Requests.id);
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+ var tasksCount = params.data.taskNum || 1;
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+ if (tasksCount === this.get('currentRequestIds').length) {
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+ this.doPolling();
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+ }
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+ } else {
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+ this.onTaskError();
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+ }
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+ },
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+
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+ doPolling: function () {
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+ var requestIds = this.get('currentRequestIds');
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+ for (var i = 0; i < requestIds.length; i++) {
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+ App.ajax.send({
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+ name: 'admin.high_availability.polling',
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+ sender: this,
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+ data: {
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+ requestId: requestIds[i]
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+ },
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+ success: 'parseLogs',
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+ error: 'onTaskError'
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+ });
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+ }
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+ },
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+
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+ parseLogs: function (logs) {
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+ this.get('logs').push(logs.tasks);
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+ if (this.get('currentRequestIds').length === this.get('logs').length) {
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+ var tasks = this.get('logs');
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+ var self = this;
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+ var currentTaskId = this.get('currentTaskId');
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+ if (!tasks.someProperty('Tasks.status', 'PENDING') && !tasks.someProperty('Tasks.status', 'QUEUED') && !tasks.someProperty('Tasks.status', 'IN_PROGRESS')) {
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+ if (tasks.someProperty('Tasks.status', 'FAILED')) {
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+ this.setTaskStatus(currentTaskId, 'FAILED');
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+ } else {
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+ this.setTaskStatus(currentTaskId, 'COMPLETED');
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+ }
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+ } else {
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+ var progress = Math.round(tasks.filterProperty('Tasks.status', 'COMPLETED').length / tasks.length * 100);
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+ this.get('tasks').findProperty('id', currentTaskId).set('progress', progress);
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+ this.setTaskStatus(currentTaskId, 'IN_PROGRESS');
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+ window.setTimeout(function () {
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+ self.doPolling()
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+ }, self.POLL_INTERVAL);
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+ }
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+ this.get('logs').clear();
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+ }
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+ },
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+
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+ done: function () {
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+ if (!this.get('isSubmitDisabled')) {
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+ App.router.send('next');
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+ }
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+ }
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+});
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+
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Yusaku Sako