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RqueueViewController.java
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RqueueViewController.java
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/*
* Copyright 2020 Sonu Kumar
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.github.sonus21.rqueue.web.controller;
import com.github.sonus21.rqueue.config.RqueueConfig;
import com.github.sonus21.rqueue.config.RqueueWebConfig;
import com.github.sonus21.rqueue.models.db.QueueConfig;
import com.github.sonus21.rqueue.models.db.TaskStatus;
import com.github.sonus21.rqueue.models.enums.AggregationType;
import com.github.sonus21.rqueue.models.enums.DataType;
import com.github.sonus21.rqueue.models.enums.NavTab;
import com.github.sonus21.rqueue.models.response.RedisDataDetail;
import com.github.sonus21.rqueue.utils.StringUtils;
import com.github.sonus21.rqueue.web.service.RqueueQDetailService;
import com.github.sonus21.rqueue.web.service.RqueueSystemManagerService;
import com.github.sonus21.rqueue.web.service.RqueueUtilityService;
import java.time.OffsetDateTime;
import java.time.ZoneOffset;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Comparator;
import java.util.List;
import java.util.Locale;
import java.util.Map.Entry;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.jtwig.spring.JtwigViewResolver;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.data.util.Pair;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.View;
@Controller
@RequestMapping("rqueue")
public class RqueueViewController {
private final JtwigViewResolver rqueueViewResolver;
private final RqueueConfig rqueueConfig;
private final RqueueWebConfig rqueueWebConfig;
private final RqueueQDetailService rqueueQDetailService;
private final RqueueUtilityService rqueueUtilityService;
private final RqueueSystemManagerService rqueueSystemManagerService;
@Autowired
public RqueueViewController(
@Qualifier("rqueueViewResolver") JtwigViewResolver rqueueViewResolver,
RqueueConfig rqueueConfig,
RqueueWebConfig rqueueWebConfig,
RqueueQDetailService rqueueQDetailService,
RqueueUtilityService rqueueUtilityService,
RqueueSystemManagerService rqueueSystemManagerService) {
this.rqueueViewResolver = rqueueViewResolver;
this.rqueueConfig = rqueueConfig;
this.rqueueWebConfig = rqueueWebConfig;
this.rqueueQDetailService = rqueueQDetailService;
this.rqueueUtilityService = rqueueUtilityService;
this.rqueueSystemManagerService = rqueueSystemManagerService;
}
private void addNavData(Model model, NavTab tab) {
for (NavTab navTab : NavTab.values()) {
String name = navTab.name().toLowerCase() + "Active";
model.addAttribute(name, tab == navTab);
}
}
private void addBasicDetails(Model model, HttpServletRequest request) {
Pair<String, String> releaseAndVersion = rqueueUtilityService.getLatestVersion();
model.addAttribute("releaseLink", releaseAndVersion.getFirst());
model.addAttribute("latestVersion", releaseAndVersion.getSecond());
model.addAttribute(
"time", OffsetDateTime.now(ZoneOffset.UTC).format(DateTimeFormatter.ISO_LOCAL_DATE_TIME));
model.addAttribute("timeInMilli", System.currentTimeMillis());
model.addAttribute("version", rqueueConfig.getVersion());
String xForwardedPrefix = request.getHeader("x-forwarded-prefix");
String prefix = "/";
if (!StringUtils.isEmpty(xForwardedPrefix)) {
if (xForwardedPrefix.endsWith("/")) {
xForwardedPrefix = xForwardedPrefix.substring(0, xForwardedPrefix.length() - 1);
}
prefix = xForwardedPrefix + prefix;
}
model.addAttribute("urlPrefix", prefix);
}
@GetMapping
public View index(Model model, HttpServletRequest request, HttpServletResponse response)
throws Exception {
if (!rqueueWebConfig.isEnable()) {
response.setStatus(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
return null;
}
addBasicDetails(model, request);
addNavData(model, null);
model.addAttribute("title", "Rqueue Dashboard");
model.addAttribute("aggregatorTypes", Arrays.asList(AggregationType.values()));
model.addAttribute("typeSelectors", TaskStatus.getActiveChartStatus());
return rqueueViewResolver.resolveViewName("index", Locale.ENGLISH);
}
@GetMapping("queues")
public View queues(Model model, HttpServletRequest request, HttpServletResponse response)
throws Exception {
if (!rqueueWebConfig.isEnable()) {
response.setStatus(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
return null;
}
addBasicDetails(model, request);
addNavData(model, NavTab.QUEUES);
model.addAttribute("title", "Queues");
List<QueueConfig> queueConfigs = rqueueSystemManagerService.getSortedQueueConfigs();
List<Entry<String, List<Entry<NavTab, RedisDataDetail>>>> queueNameConfigs =
new ArrayList<>(rqueueQDetailService.getQueueDataStructureDetails(queueConfigs).entrySet());
queueNameConfigs.sort(Comparator.comparing(Entry::getKey));
model.addAttribute("queues", queueConfigs);
model.addAttribute("queueConfigs", queueNameConfigs);
return rqueueViewResolver.resolveViewName("queues", Locale.ENGLISH);
}
@GetMapping("queues/{queueName}")
public View queueDetail(
@PathVariable String queueName,
Model model,
HttpServletRequest request,
HttpServletResponse response)
throws Exception {
if (!rqueueWebConfig.isEnable()) {
response.setStatus(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
return null;
}
QueueConfig queueConfig = rqueueSystemManagerService.getQueueConfig(queueName);
List<NavTab> queueActions = rqueueQDetailService.getNavTabs(queueConfig);
List<Entry<NavTab, RedisDataDetail>> queueRedisDataDetail =
rqueueQDetailService.getQueueDataStructureDetail(queueConfig);
addBasicDetails(model, request);
addNavData(model, NavTab.QUEUES);
model.addAttribute("title", "Queue: " + queueName);
model.addAttribute("queueName", queueName);
model.addAttribute("aggregatorTypes", Arrays.asList(AggregationType.values()));
model.addAttribute("typeSelectors", TaskStatus.getActiveChartStatus());
model.addAttribute("queueActions", queueActions);
model.addAttribute("queueRedisDataDetails", queueRedisDataDetail);
model.addAttribute("config", queueConfig);
return rqueueViewResolver.resolveViewName("queue_detail", Locale.ENGLISH);
}
@GetMapping("running")
public View running(Model model, HttpServletRequest request, HttpServletResponse response)
throws Exception {
if (!rqueueWebConfig.isEnable()) {
response.setStatus(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
return null;
}
addBasicDetails(model, request);
addNavData(model, NavTab.RUNNING);
model.addAttribute("title", "Running Tasks");
List<List<Object>> l = rqueueQDetailService.getRunningTasks();
model.addAttribute("tasks", l.subList(1, l.size()));
model.addAttribute("header", l.get(0));
return rqueueViewResolver.resolveViewName("running", Locale.ENGLISH);
}
@GetMapping("scheduled")
public View scheduled(Model model, HttpServletRequest request, HttpServletResponse response)
throws Exception {
if (!rqueueWebConfig.isEnable()) {
response.setStatus(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
return null;
}
addBasicDetails(model, request);
addNavData(model, NavTab.SCHEDULED);
model.addAttribute("title", "Scheduled Tasks");
List<List<Object>> l = rqueueQDetailService.getScheduledTasks();
model.addAttribute("tasks", l.subList(1, l.size()));
model.addAttribute("header", l.get(0));
return rqueueViewResolver.resolveViewName("running", Locale.ENGLISH);
}
@GetMapping("dead")
public View dead(Model model, HttpServletRequest request, HttpServletResponse response)
throws Exception {
if (!rqueueWebConfig.isEnable()) {
response.setStatus(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
return null;
}
addBasicDetails(model, request);
addNavData(model, NavTab.DEAD);
model.addAttribute("title", "Tasks moved to dead letter queue");
List<List<Object>> l = rqueueQDetailService.getDeadLetterTasks();
model.addAttribute("tasks", l.subList(1, l.size()));
model.addAttribute("header", l.get(0));
return rqueueViewResolver.resolveViewName("running", Locale.ENGLISH);
}
@GetMapping("pending")
public View pending(Model model, HttpServletRequest request, HttpServletResponse response)
throws Exception {
if (!rqueueWebConfig.isEnable()) {
response.setStatus(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
return null;
}
addBasicDetails(model, request);
addNavData(model, NavTab.PENDING);
model.addAttribute("title", "Tasks waiting for execution");
List<List<Object>> l = rqueueQDetailService.getWaitingTasks();
model.addAttribute("tasks", l.subList(1, l.size()));
model.addAttribute("header", l.get(0));
return rqueueViewResolver.resolveViewName("running", Locale.ENGLISH);
}
@GetMapping("utility")
public View utility(Model model, HttpServletRequest request, HttpServletResponse response)
throws Exception {
if (!rqueueWebConfig.isEnable()) {
response.setStatus(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
return null;
}
addBasicDetails(model, request);
addNavData(model, NavTab.UTILITY);
model.addAttribute("title", "Utility");
model.addAttribute("supportedDataType", DataType.getEnabledDataTypes());
return rqueueViewResolver.resolveViewName("utility", Locale.ENGLISH);
}
}