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芋道源码
Gitee
commit
4c0275fbf4
@ -1710,6 +1710,8 @@ INSERT INTO `system_menu` (`id`, `name`, `permission`, `type`, `sort`, `parent_i
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INSERT INTO `system_menu` (`id`, `name`, `permission`, `type`, `sort`, `parent_id`, `path`, `icon`, `component`, `status`, `visible`, `keep_alive`, `creator`, `create_time`, `updater`, `update_time`, `deleted`) VALUES (1267, '客户端删除', 'system:oauth2-client:delete', 3, 4, 1263, '', '', '', 0, b'1', b'1', '', '2022-05-10 16:26:33', '1', '2022-05-11 00:31:33', b'0');
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INSERT INTO `system_menu` (`id`, `name`, `permission`, `type`, `sort`, `parent_id`, `path`, `icon`, `component`, `status`, `visible`, `keep_alive`, `creator`, `create_time`, `updater`, `update_time`, `deleted`) VALUES (1281, '可视化报表', '', 1, 12, 0, '/visualization', 'chart', NULL, 0, b'1', b'1', '1', '2022-07-10 20:22:15', '1', '2022-07-10 20:33:30', b'0');
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INSERT INTO `system_menu` (`id`, `name`, `permission`, `type`, `sort`, `parent_id`, `path`, `icon`, `component`, `status`, `visible`, `keep_alive`, `creator`, `create_time`, `updater`, `update_time`, `deleted`) VALUES (1282, '积木报表', '', 2, 1, 1281, 'jimu-report', 'example', 'visualization/jmreport/index', 0, b'1', b'1', '1', '2022-07-10 20:26:36', '1', '2022-07-28 21:17:34', b'0');
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INSERT INTO `system_menu` (`id`, `name`, `permission`, `type`, `sort`, `parent_id`, `path`, `icon`, `component`, `status`, `visible`, `keep_alive`, `creator`, `create_time`, `updater`, `update_time`, `deleted`) VALUES (1283, 'webSocket连接', '', 2, 14, 2, 'webSocket', '#', 'infra/webSocket/index', 0, b'1', b'1', '1', '2023-01-01 11:43:04', '1', '2023-01-01 11:43:04', b'0');
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COMMIT;
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-- ----------------------------
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@ -595,6 +595,12 @@
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<artifactId>xercesImpl</artifactId>
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<version>${xercesImpl.version}</version>
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</dependency>
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<!-- SpringBoot Websocket -->
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-websocket</artifactId>
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<version>${spring.boot.version}</version>
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</dependency>
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</dependencies>
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</dependencyManagement>
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@ -129,6 +129,8 @@ public class YudaoWebSecurityConfigurerAdapter {
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.antMatchers(buildAppApi("/**")).permitAll()
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// 1.5 验证码captcha 允许匿名访问
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.antMatchers("/captcha/get", "/captcha/check").permitAll()
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// 1.6 webSocket 允许匿名访问
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.antMatchers("/websocket/message").permitAll()
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// ②：每个项目的自定义规则
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.and().authorizeRequests(registry -> // 下面，循环设置自定义规则
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authorizeRequestsCustomizers.forEach(customizer -> customizer.customize(registry)))
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@ -111,6 +111,12 @@
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<groupId>cn.iocoder.boot</groupId>
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<artifactId>yudao-spring-boot-starter-file</artifactId>
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</dependency>
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<!-- WebSocket -->
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-websocket</artifactId>
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</dependency>
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</dependencies>
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</project>
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@ -1,92 +0,0 @@
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package cn.iocoder.yudao.module.infra.controller.admin.file;
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import cn.hutool.core.io.IoUtil;
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import cn.hutool.core.util.StrUtil;
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import cn.iocoder.yudao.framework.common.pojo.CommonResult;
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import cn.iocoder.yudao.framework.common.pojo.PageResult;
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import cn.iocoder.yudao.framework.common.util.servlet.ServletUtils;
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import cn.iocoder.yudao.framework.operatelog.core.annotations.OperateLog;
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import cn.iocoder.yudao.module.infra.controller.admin.file.vo.file.FilePageReqVO;
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import cn.iocoder.yudao.module.infra.controller.admin.file.vo.file.FileRespVO;
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import cn.iocoder.yudao.module.infra.controller.admin.file.vo.file.FileUploadReqVO;
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import cn.iocoder.yudao.module.infra.convert.file.FileConvert;
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import cn.iocoder.yudao.module.infra.dal.dataobject.file.FileDO;
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import cn.iocoder.yudao.module.infra.service.file.FileService;
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import io.swagger.annotations.Api;
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import io.swagger.annotations.ApiImplicitParam;
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import io.swagger.annotations.ApiOperation;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.http.HttpStatus;
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import org.springframework.security.access.prepost.PreAuthorize;
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import org.springframework.validation.annotation.Validated;
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import org.springframework.web.bind.annotation.*;
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import org.springframework.web.multipart.MultipartFile;
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import javax.annotation.Resource;
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import javax.annotation.security.PermitAll;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.validation.Valid;
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import static cn.iocoder.yudao.framework.common.pojo.CommonResult.success;
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@Api(tags = "管理后台 - 文件存储")
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@RestController
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@RequestMapping("/infra/file")
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@Validated
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@Slf4j
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public class FileController {
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@Resource
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private FileService fileService;
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@PostMapping("/upload")
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@ApiOperation("上传文件")
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@OperateLog(logArgs = false) // 上传文件，没有记录操作日志的必要
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public CommonResult<String> uploadFile(FileUploadReqVO uploadReqVO) throws Exception {
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MultipartFile file = uploadReqVO.getFile();
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String path = uploadReqVO.getPath();
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return success(fileService.createFile(file.getOriginalFilename(), path, IoUtil.readBytes(file.getInputStream())));
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}
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@DeleteMapping("/delete")
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@ApiOperation("删除文件")
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@ApiImplicitParam(name = "id", value = "编号", required = true, dataTypeClass = Long.class)
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@PreAuthorize("@ss.hasPermission('infra:file:delete')")
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public CommonResult<Boolean> deleteFile(@RequestParam("id") Long id) throws Exception {
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fileService.deleteFile(id);
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return success(true);
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}
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@GetMapping("/{configId}/get/**")
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@PermitAll
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@ApiOperation("下载文件")
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@ApiImplicitParam(name = "configId", value = "配置编号", required = true, dataTypeClass = Long.class)
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public void getFileContent(HttpServletRequest request,
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HttpServletResponse response,
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@PathVariable("configId") Long configId) throws Exception {
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// 获取请求的路径
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String path = StrUtil.subAfter(request.getRequestURI(), "/get/", false);
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if (StrUtil.isEmpty(path)) {
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throw new IllegalArgumentException("结尾的 path 路径必须传递");
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}
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// 读取内容
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byte[] content = fileService.getFileContent(configId, path);
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if (content == null) {
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log.warn("[getFileContent][configId({}) path({}) 文件不存在]", configId, path);
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response.setStatus(HttpStatus.NOT_FOUND.value());
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return;
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}
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ServletUtils.writeAttachment(response, path, content);
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}
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@GetMapping("/page")
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@ApiOperation("获得文件分页")
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@PreAuthorize("@ss.hasPermission('infra:file:query')")
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public CommonResult<PageResult<FileRespVO>> getFilePage(@Valid FilePageReqVO pageVO) {
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PageResult<FileDO> pageResult = fileService.getFilePage(pageVO);
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return success(FileConvert.INSTANCE.convertPage(pageResult));
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}
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}
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@ -1,98 +0,0 @@
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package cn.iocoder.yudao.module.infra.service.file;
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import cn.hutool.core.lang.Assert;
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import cn.hutool.core.util.StrUtil;
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import cn.iocoder.yudao.framework.common.pojo.PageResult;
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import cn.iocoder.yudao.framework.common.util.io.FileUtils;
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import cn.iocoder.yudao.framework.file.core.client.FileClient;
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import cn.iocoder.yudao.framework.file.core.utils.FileTypeUtils;
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import cn.iocoder.yudao.module.infra.controller.admin.file.vo.file.FilePageReqVO;
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import cn.iocoder.yudao.module.infra.dal.dataobject.file.FileDO;
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import cn.iocoder.yudao.module.infra.dal.mysql.file.FileMapper;
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import lombok.SneakyThrows;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
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import static cn.iocoder.yudao.module.infra.enums.ErrorCodeConstants.FILE_NOT_EXISTS;
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/**
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* 文件 Service 实现类
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*
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* @author 芋道源码
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*/
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@Service
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public class FileServiceImpl implements FileService {
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@Resource
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private FileConfigService fileConfigService;
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@Resource
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private FileMapper fileMapper;
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@Override
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public PageResult<FileDO> getFilePage(FilePageReqVO pageReqVO) {
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return fileMapper.selectPage(pageReqVO);
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}
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@Override
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@SneakyThrows
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public String createFile(String name, String path, byte[] content) {
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// 计算默认的 path 名
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String type = FileTypeUtils.getMineType(content, name);
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if (StrUtil.isEmpty(path)) {
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path = FileUtils.generatePath(content, name);
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}
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// 如果 name 为空，则使用 path 填充
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if (StrUtil.isEmpty(name)) {
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name = path;
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}
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// 上传到文件存储器
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FileClient client = fileConfigService.getMasterFileClient();
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Assert.notNull(client, "客户端(master) 不能为空");
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String url = client.upload(content, path, type);
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// 保存到数据库
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FileDO file = new FileDO();
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file.setConfigId(client.getId());
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file.setName(name);
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file.setPath(path);
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file.setUrl(url);
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file.setType(type);
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file.setSize(content.length);
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fileMapper.insert(file);
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return url;
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}
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@Override
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public void deleteFile(Long id) throws Exception {
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// 校验存在
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FileDO file = this.validateFileExists(id);
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// 从文件存储器中删除
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FileClient client = fileConfigService.getFileClient(file.getConfigId());
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Assert.notNull(client, "客户端({}) 不能为空", file.getConfigId());
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client.delete(file.getPath());
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// 删除记录
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fileMapper.deleteById(id);
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}
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private FileDO validateFileExists(Long id) {
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FileDO fileDO = fileMapper.selectById(id);
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if (fileDO == null) {
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throw exception(FILE_NOT_EXISTS);
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}
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return fileDO;
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}
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@Override
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public byte[] getFileContent(Long configId, String path) throws Exception {
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FileClient client = fileConfigService.getFileClient(configId);
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Assert.notNull(client, "客户端({}) 不能为空", configId);
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return client.getContent(path);
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}
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}
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@ -0,0 +1,45 @@
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package cn.iocoder.yudao.module.infra.websocket;
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import lombok.extern.slf4j.Slf4j;
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import java.util.concurrent.Semaphore;
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/**
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* 信号量相关处理
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*
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*/
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@Slf4j
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public class SemaphoreUtils {
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/**
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* 获取信号量
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*
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* @param semaphore
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* @return
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*/
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public static boolean tryAcquire(Semaphore semaphore) {
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boolean flag = false;
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try {
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flag = semaphore.tryAcquire();
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} catch (Exception e) {
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log.error("获取信号量异常", e);
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}
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return flag;
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}
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/**
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* 释放信号量
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*
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* @param semaphore
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*/
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public static void release(Semaphore semaphore) {
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try {
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semaphore.release();
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} catch (Exception e) {
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log.error("释放信号量异常", e);
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}
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}
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}
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@ -0,0 +1,16 @@
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package cn.iocoder.yudao.module.infra.websocket;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.web.socket.server.standard.ServerEndpointExporter;
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/**
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* websocket 配置
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*/
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@Configuration
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public class WebSocketConfig {
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@Bean
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public ServerEndpointExporter serverEndpointExporter() {
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return new ServerEndpointExporter();
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}
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}
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@ -0,0 +1,86 @@
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package cn.iocoder.yudao.module.infra.websocket;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.stereotype.Component;
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import javax.websocket.*;
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import javax.websocket.server.ServerEndpoint;
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import java.util.concurrent.Semaphore;
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/**
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* websocket 消息处理
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*/
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@Component
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@ServerEndpoint("/websocket/message")
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@Slf4j
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public class WebSocketServer {
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/**
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* 默认最多允许同时在线用户数100
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*/
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public static int socketMaxOnlineCount = 100;
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private static final Semaphore SOCKET_SEMAPHORE = new Semaphore(socketMaxOnlineCount);
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/**
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* 连接建立成功调用的方法
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*/
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@OnOpen
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public void onOpen(Session session) throws Exception {
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// 尝试获取信号量
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boolean semaphoreFlag = SemaphoreUtils.tryAcquire(SOCKET_SEMAPHORE);
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if (!semaphoreFlag) {
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// 未获取到信号量
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log.error("当前在线人数超过限制数：{}", socketMaxOnlineCount);
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WebSocketUsers.sendMessage(session, "当前在线人数超过限制数：" + socketMaxOnlineCount);
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session.close();
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} else {
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String userId = WebSocketUsers.getParam("userId", session);
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if (userId != null) {
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// 添加用户
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WebSocketUsers.addSession(userId, session);
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log.info("用户【userId={}】建立连接，当前连接用户总数：{}", userId, WebSocketUsers.getUsers().size());
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WebSocketUsers.sendMessage(session, "接收内容：连接成功");
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} else {
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WebSocketUsers.sendMessage(session, "接收内容：连接失败");
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}
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}
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}
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/**
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* 连接关闭时处理
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*/
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@OnClose
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public void onClose(Session session) {
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log.info("用户【sessionId={}】关闭连接！", session.getId());
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// 移除用户
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WebSocketUsers.removeSession(session);
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// 获取到信号量则需释放
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SemaphoreUtils.release(SOCKET_SEMAPHORE);
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}
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/**
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* 抛出异常时处理
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*/
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@OnError
|
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public void onError(Session session, Throwable exception) throws Exception {
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if (session.isOpen()) {
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// 关闭连接
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session.close();
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}
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String sessionId = session.getId();
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log.info("用户【sessionId={}】连接异常！异常信息：{}", sessionId, exception);
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// 移出用户
|
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WebSocketUsers.removeSession(session);
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// 获取到信号量则需释放
|
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SemaphoreUtils.release(SOCKET_SEMAPHORE);
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}
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/**
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* 收到客户端消息时调用的方法
|
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*/
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@OnMessage
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public void onMessage(Session session, String message) {
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WebSocketUsers.sendMessage(session, "接收内容：" + message);
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}
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}
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@ -0,0 +1,178 @@
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package cn.iocoder.yudao.module.infra.websocket;
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import cn.hutool.core.map.MapUtil;
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import cn.hutool.core.util.StrUtil;
|
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import lombok.extern.slf4j.Slf4j;
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import org.bouncycastle.util.Strings;
|
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|
||||
import javax.validation.constraints.NotNull;
|
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import javax.websocket.Session;
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import java.io.IOException;
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import java.util.List;
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import java.util.Map;
|
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import java.util.Set;
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import java.util.concurrent.ConcurrentHashMap;
|
||||
|
||||
/**
|
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* websocket 客户端用户
|
||||
*/
|
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@Slf4j
|
||||
public class WebSocketUsers {
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||||
|
||||
/**
|
||||
* 用户集
|
||||
* TODO 需要登录用户的session？
|
||||
*/
|
||||
private static final Map<String, Session> SESSION_MAP = new ConcurrentHashMap<>();
|
||||
|
||||
/**
|
||||
* 存储用户
|
||||
*
|
||||
* @param userId 唯一键
|
||||
* @param session 用户信息
|
||||
*/
|
||||
public static void addSession(String userId, Session session) {
|
||||
SESSION_MAP.put(userId, session);
|
||||
}
|
||||
|
||||
/**
|
||||
* 移除用户
|
||||
*
|
||||
* @param session 用户信息
|
||||
* @return 移除结果
|
||||
*/
|
||||
public static boolean removeSession(Session session) {
|
||||
String key = null;
|
||||
boolean flag = SESSION_MAP.containsValue(session);
|
||||
if (flag) {
|
||||
Set<Map.Entry<String, Session>> entries = SESSION_MAP.entrySet();
|
||||
for (Map.Entry<String, Session> entry : entries) {
|
||||
Session value = entry.getValue();
|
||||
if (value.equals(session)) {
|
||||
key = entry.getKey();
|
||||
break;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
return true;
|
||||
}
|
||||
return removeSession(key);
|
||||
}
|
||||
|
||||
/**
|
||||
* 移出用户
|
||||
*
|
||||
* @param userId 用户id
|
||||
*/
|
||||
public static boolean removeSession(String userId) {
|
||||
log.info("用户【userId={}】退出", userId);
|
||||
Session remove = SESSION_MAP.remove(userId);
|
||||
if (remove != null) {
|
||||
boolean containsValue = SESSION_MAP.containsValue(remove);
|
||||
log.info("用户【userId={}】退出{}，当前连接用户总数：{}", userId, containsValue ? "失败" : "成功", SESSION_MAP.size());
|
||||
return containsValue;
|
||||
} else {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取在线用户列表
|
||||
*
|
||||
* @return 返回用户集合
|
||||
*/
|
||||
public static Map<String, Session> getUsers() {
|
||||
return SESSION_MAP;
|
||||
}
|
||||
|
||||
/**
|
||||
* 向所有在线人发送消息
|
||||
*
|
||||
* @param message 消息内容
|
||||
*/
|
||||
public static void sendMessageToAll(String message) {
|
||||
SESSION_MAP.forEach((userId, session) -> {
|
||||
if (session.isOpen()) {
|
||||
sendMessage(session, message);
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
/**
|
||||
* 异步发送文本消息
|
||||
*
|
||||
* @param session 用户session
|
||||
* @param message 消息内容
|
||||
*/
|
||||
public static void sendMessageAsync(Session session, String message) {
|
||||
if (session.isOpen()) {
|
||||
// TODO 需要加synchronized锁（synchronized(session)）？单个session创建线程？
|
||||
session.getAsyncRemote().sendText(message);
|
||||
} else {
|
||||
log.warn("用户【session={}】不在线", session.getId());
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 同步发送文本消息
|
||||
*
|
||||
* @param session 用户session
|
||||
* @param message 消息内容
|
||||
*/
|
||||
public static void sendMessage(Session session, String message) {
|
||||
try {
|
||||
if (session.isOpen()) {
|
||||
// TODO 需要加synchronized锁（synchronized(session)）？单个session创建线程？
|
||||
session.getBasicRemote().sendText(message);
|
||||
} else {
|
||||
log.warn("用户【session={}】不在线", session.getId());
|
||||
}
|
||||
} catch (IOException e) {
|
||||
log.error("发送消息异常", e);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* 根据用户id发送消息
|
||||
*
|
||||
* @param userId 用户id
|
||||
* @param message 消息内容
|
||||
*/
|
||||
public static void sendMessage(String userId, String message) {
|
||||
Session session = SESSION_MAP.get(userId);
|
||||
//判断是否存在该用户的session，并且是否在线
|
||||
if (session == null || !session.isOpen()) {
|
||||
return;
|
||||
}
|
||||
sendMessage(session, message);
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* 获取session中的指定参数值
|
||||
*
|
||||
* @param key 参数key
|
||||
* @param session 用户session
|
||||
*/
|
||||
public static String getParam(@NotNull String key, Session session) {
|
||||
//TODO 目前只针对获取一个key的值，后期根据情况拓展多个 或者直接在onClose onOpen上获取参数？
|
||||
String value = null;
|
||||
Map<String, List<String>> parameters = session.getRequestParameterMap();
|
||||
if (MapUtil.isNotEmpty(parameters)) {
|
||||
value = parameters.get(key).get(0);
|
||||
} else {
|
||||
String queryString = session.getQueryString();
|
||||
if (!StrUtil.isEmpty(queryString)) {
|
||||
String[] params = Strings.split(queryString, '&');
|
||||
for (String paramPair : params) {
|
||||
String[] nameValues = Strings.split(paramPair, '=');
|
||||
if (key.equals(nameValues[0])) {
|
||||
value = nameValues[1];
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return value;
|
||||
}
|
||||
}
|
||||
92
yudao-ui-admin/src/views/infra/webSocket/index.vue
Normal file
92
yudao-ui-admin/src/views/infra/webSocket/index.vue
Normal file
@ -0,0 +1,92 @@
|
||||
<template>
|
||||
<div class="app-container">
|
||||
<el-form label-width="120px">
|
||||
<el-row type="flex" :gutter="0">
|
||||
<el-col :sm="12">
|
||||
<el-form-item label="WebSocket地址" size="small">
|
||||
<el-input v-model="url" type="text"/>
|
||||
</el-form-item>
|
||||
</el-col>
|
||||
<el-col :offset="1">
|
||||
<el-form-item label="" label-width="0px" size="small">
|
||||
<el-button @click="connect" type="primary" :disabled="ws&&ws.readyState===1">
|
||||
{{ ws && ws.readyState === 1 ? "已连接" : "连接" }}
|
||||
</el-button>
|
||||
<el-button @click="exit" type="danger">断开</el-button>
|
||||
</el-form-item>
|
||||
</el-col>
|
||||
</el-row>
|
||||
<el-form-item label="发送内容" size="small">
|
||||
<el-input type="textarea" v-model="message" :rows="5"/>
|
||||
</el-form-item>
|
||||
<el-form-item label="" size="small">
|
||||
<el-button type="success" @click="send">发送消息</el-button>
|
||||
</el-form-item>
|
||||
<el-form-item label="接收内容" size="small">
|
||||
<el-input type="textarea" v-model="content" :rows="12" disabled/>
|
||||
</el-form-item>
|
||||
<el-form-item label="" size="small">
|
||||
<el-button type="info" @click="content=''">清空消息</el-button>
|
||||
</el-form-item>
|
||||
</el-form>
|
||||
</div>
|
||||
</template>
|
||||
|
||||
<script>
|
||||
import store from "@/store";
|
||||
import {getNowDateTime} from "@/utils/ruoyi";
|
||||
|
||||
export default {
|
||||
data() {
|
||||
return {
|
||||
url: process.env.VUE_APP_BASE_API + "/websocket/message",
|
||||
message: "",
|
||||
content: "",
|
||||
ws: null,
|
||||
};
|
||||
},
|
||||
created() {
|
||||
this.url = this.url.replace("http", "ws")
|
||||
},
|
||||
methods: {
|
||||
connect() {
|
||||
if (!'WebSocket' in window) {
|
||||
this.$modal.msgError("您的浏览器不支持WebSocket");
|
||||
return;
|
||||
}
|
||||
const userId = store.getters.userId;
|
||||
this.ws = new WebSocket(this.url + "?userId=" + userId);
|
||||
const self = this;
|
||||
this.ws.onopen = function (event) {
|
||||
self.content = self.content + "\n**********************连接开始**********************\n";
|
||||
};
|
||||
this.ws.onmessage = function (event) {
|
||||
self.content = self.content + "接收时间：" + getNowDateTime() + "\n" + event.data + "\n";
|
||||
};
|
||||
this.ws.onclose = function (event) {
|
||||
self.content = self.content + "**********************连接关闭**********************\n";
|
||||
};
|
||||
this.ws.error = function (event) {
|
||||
self.content = self.content + "**********************连接异常**********************\n";
|
||||
};
|
||||
},
|
||||
exit() {
|
||||
if (this.ws) {
|
||||
this.ws.close();
|
||||
this.ws = null;
|
||||
}
|
||||
},
|
||||
send() {
|
||||
if (!this.ws || this.ws.readyState !== 1) {
|
||||
this.$modal.msgError("未连接到服务器");
|
||||
return;
|
||||
}
|
||||
if (!this.message) {
|
||||
this.$modal.msgError("请输入发送内容");
|
||||
return;
|
||||
}
|
||||
this.ws.send(this.message);
|
||||
}
|
||||
},
|
||||
};
|
||||
</script>
|
||||
Loading…
Reference in New Issue
Block a user