设备时间配置
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xydkj
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package com.cisd.tms.modules.device.controller;
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import com.cisd.tms.common.api.ApiResponse;
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import com.cisd.tms.common.enums.ErrorCode;
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import com.cisd.tms.modules.device.dto.TimeConfigRequest;
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import com.cisd.tms.modules.device.service.TimeConfigService;
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import io.swagger.v3.oas.annotations.tags.Tag;
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import org.springframework.web.bind.annotation.PostMapping;
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import org.springframework.web.bind.annotation.RequestBody;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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@RestController
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@RequestMapping("/api/v1/device")
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@Tag(name = "device-time-config-controller")
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public class TimeConfigController {
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private final TimeConfigService timeConfigService;
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public TimeConfigController(TimeConfigService timeConfigService) {
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this.timeConfigService = timeConfigService;
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}
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@PostMapping("/time-config")
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public ApiResponse<Void> configureTime(@RequestBody TimeConfigRequest request) {
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//todo 鉴权
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timeConfigService.processTimeConfig(request);
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return ApiResponse.success();
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}
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}
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package com.cisd.tms.modules.device.dto;
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import io.swagger.v3.oas.annotations.media.Schema;
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import lombok.Data;
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import java.util.List;
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@Data
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@Schema(description = "设备时间配置请求参数")
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public class TimeConfigRequest {
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@Schema(description = "配置模式",
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allowableValues = {"MANUAL", "NTP"},
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example = "MANUAL",
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requiredMode = Schema.RequiredMode.REQUIRED)
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private String mode;
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@Schema(description = "手工调整输入时间 (仅 MANUAL 模式下必填，格式: yyyy-MM-dd HH:mm)",
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example = "2026-01-30 00:00")
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private String datetime;
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@Schema(description = "系统时区标识",
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example = "Asia/Shanghai")
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private String timezone;
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@Schema(description = "NTP服务器地址列表 (仅 NTP 模式下必填)",
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example = "[\"ntp.aliyun.com\", \"ntp.tencent.com\"]")
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private List<String> ntpServers;
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@Schema(description = "NTP同步间隔时间 (单位: 秒。默认 600)",
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example = "600")
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private Integer syncInterval;
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}
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package com.cisd.tms.modules.device.service;
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import com.cisd.tms.modules.device.dto.TimeConfigRequest;
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import org.springframework.stereotype.Service;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.util.List;
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@Service
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public class TimeConfigService {
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public void processTimeConfig(TimeConfigRequest request) {
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String mode = request.getMode();
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if ("MANUAL".equalsIgnoreCase(mode)) {
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String timezone = request.getTimezone();
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if (timezone == null || !timezone.matches("^[A-Za-z0-9/_-]+$")) {
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throw new IllegalArgumentException("Invalid or empty timezone format");
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}
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String datetime = request.getDatetime();
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// 假设格式必须为 YYYY-MM-DD HH:MM
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if (datetime == null || !datetime.matches("^\\d{4}-\\d{2}-\\d{2} \\d{2}:\\d{2}$")) {
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throw new IllegalArgumentException("Invalid or empty datetime format. Expected: YYYY-MM-DD HH:MM");
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}
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executeCommand("timedatectl set-timezone " + request.getTimezone().trim());
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executeCommand("systemctl stop chronyd");
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executeCommand("date -s '" + request.getDatetime() + "'");
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} else if ("NTP".equalsIgnoreCase(mode)) {
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List<String> servers = request.getNtpServers();
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if (servers == null || servers.isEmpty()) {
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throw new IllegalArgumentException("At least one NTP server IP must be provided in NTP mode");
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}
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int interval = request.getSyncInterval() != null ? request.getSyncInterval() : 600;
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int pollExp = (int) Math.round(Math.log(interval) / Math.log(2));
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StringBuilder serverConfLines = new StringBuilder();
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for (String server : servers) {
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if (!server.matches("^[A-Za-z0-9.-]+$")) {
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throw new IllegalArgumentException("Invalid NTP server address format: " + server);
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}
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String pingResult = executeCommand("ping -c 1 -W 1 " + server);
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if (!pingResult.contains("1 received")) {
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throw new RuntimeException("NTP server is unreachable via ping: " + server);
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}
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serverConfLines.append("server ").append(server)
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.append(" iburst minpoll ").append(pollExp)
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.append(" maxpoll ").append(pollExp).append("\\n");
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}
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String confContent = serverConfLines +
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"driftfile /var/lib/chrony/drift\\n" +
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"makestep 1.0 3\\n" +
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"rtcsync\\n";
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executeCommand("echo -e '" + confContent + "' > /etc/chrony.conf");
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executeCommand("systemctl restart chronyd");
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executeCommand("chronyc -a makestep");
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String status = executeCommand("chronyc tracking");
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if (!status.contains("Reference ID")) {
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throw new RuntimeException("NTP sync status check failed");
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}
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} else {
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throw new IllegalArgumentException("Unknown mode: " + mode);
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}
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}
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private String executeCommand(String command){
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ProcessBuilder processBuilder = new ProcessBuilder("bash", "-c", command);
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processBuilder.redirectErrorStream(true);
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Process process = null;
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try {
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process = processBuilder.start();
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StringBuilder output = new StringBuilder();
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try (BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()))) {
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String line;
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while ((line = reader.readLine()) != null) {
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output.append(line).append("\n");
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}
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}
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int exitCode = process.waitFor();
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if (exitCode != 0) {
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throw new RuntimeException("command execution failed: [" + command + "] ");
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}
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return output.toString();
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} catch (IOException e){
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throw new RuntimeException("I/O error executing command: [" + command + "]", e);
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} catch (InterruptedException e) {
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if (process != null) {
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process.destroy();
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}
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Thread.currentThread().interrupt();
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throw new RuntimeException("process was interrupted while executing command: [" + command + "]", e);
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}
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}
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}
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