钉钉群消息提醒

钉钉群消息提醒工具类

java 复制代码

import cn.hutool.http.HttpRequest;
import cn.hutool.http.HttpResponse;
import com.alibaba.fastjson.JSON;
import com.google.common.collect.Maps;
import org.apache.commons.lang3.StringUtils;

import javax.crypto.Mac;
import javax.crypto.spec.SecretKeySpec;
import java.net.URLEncoder;
import java.nio.charset.StandardCharsets;
import java.util.Map;

public class DingAlertUtil {

    public static final String WEBHOOK = "";

    public static final String SECRET = "";

    public static void alertDingMsg(String msg) {
        sendText(WEBHOOK, SECRET, msg);
    }

    public static HttpResponse sendText(String webhook, String secret, String content) {
        //get url
        String url = webhook;
        if (StringUtils.isNotBlank(secret)) {
            long timestamp = System.currentTimeMillis();
            url = webhook + String.format("&timestamp=%s&sign=%s", timestamp, getSign(timestamp, secret));
        }
        //get body
        Map<String, Object> reqMap = Maps.newHashMap();
        reqMap.put("msgtype", "text");
        Map<String, String> contentMap = Maps.newHashMap();
        contentMap.put("content", content);
        reqMap.put("text", contentMap);
        //
        return HttpRequest.post(url).body(JSON.toJSONString(reqMap)).execute();
    }

    private static String getSign(Long timestamp, String secret) {
        try {
            String stringToSign = timestamp + "\n" + secret;
            Mac mac = Mac.getInstance("HmacSHA256");
            mac.init(new SecretKeySpec(secret.getBytes(StandardCharsets.UTF_8), "HmacSHA256"));
            byte[] signData = mac.doFinal(stringToSign.getBytes(StandardCharsets.UTF_8));
            return URLEncoder.encode(cn.hutool.core.codec.Base64.encode(signData), "UTF-8");
        } catch (Exception ex) {
            return null;
        }
    }
}

业务接入钉钉群消息提醒

java 复制代码

        try {
            long startTimestamp = System.currentTimeMillis();
            log.info("[某某业务]开始");
            doSysInvoiceNoteRefresh();
            log.info(String.format("[某某业务]结束, 耗时%dms", System.currentTimeMillis() - startTimestamp));
        } catch (Exception e) {
            //dingAlert
            if (StringUtils.isEmpty(dingAlertEnv)) {
                dingAlertEnv = Strings.EMPTY;
            }
            log.info("[某某业务], dingAlertEnv:{}", dingAlertEnv);
            DingAlertUtil.alertDingMsg(String.format("[%s][%s][%s][%s]%s", dingAlertEnv, "某某业务", MDC.get("kctrace"), e.getClass().getSimpleName(), e.getMessage()));
            //
            log.error(String.format("[某某业务]异常, 异常信息: %s", e.getMessage()), e);
            e.printStackTrace();
        }

借鉴自

钉钉开发（一）------Java给钉钉群推送消息_怎么后端拿到钉钉群的消息呢-CSDN博客