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| public class WecomLogAlertAppender extends AppenderBase<ILoggingEvent> {
private static final ThreadPoolExecutor THREAD_POOL_EXECUTOR = new ThreadPoolExecutor(2, 8, 60_000, TimeUnit.MILLISECONDS
, new LinkedBlockingQueue<>(1000), (Runnable r) -> {
Thread thread = new Thread(r);
thread.setName("WeChatAppender-" + thread.getId());
return thread;
}, new ThreadPoolExecutor.AbortPolicy());
private static final OkHttpClient client = new OkHttpClient.Builder()
.connectionPool(new ConnectionPool(5, 5, TimeUnit.MINUTES))
.connectTimeout(5, TimeUnit.SECONDS)
.writeTimeout(5, TimeUnit.SECONDS)
.readTimeout(10, TimeUnit.SECONDS)
.retryOnConnectionFailure(true)
.build();
private static Environment environment;
private final ObjectMapper mapper = new ObjectMapper();
private final String webhookUrl = "https://qyapi.weixin.qq.com/cgi-bin/webhook/send?key=";
private static Set<Level> getLogLevels() {
String levelConfig = Optional.ofNullable(getEnvironment()).map(env -> env.getProperty("whisper.log.levels")).orElse("ERROR");
return Arrays.stream(levelConfig.split(","))
.map(String::trim)
.map(String::toUpperCase)
.map(Level::toLevel)
.collect(Collectors.toSet());
}
private static Environment getEnvironment() {
if (environment == null) {
synchronized (WecomLogAlertAppender.class) {
if (environment == null) {
environment = SpringContextUtil.getBean(Environment.class);
}
}
}
return environment;
}
private static String getRobotKey() {
if (Objects.isNull(getEnvironment())) {
return null;
}
return getEnvironment().getProperty("whisper.robotKey");
}
private static boolean getEnable() {
if (Objects.isNull(getEnvironment())) {
return Boolean.FALSE;
}
try {
return Boolean.parseBoolean(getEnvironment().getProperty("whisper.enable"));
} catch (Exception e) {
return Boolean.FALSE;
}
}
private static String getProfiles() {
if (Objects.isNull(getEnvironment())) {
return null;
}
return getEnvironment().getProperty("spring.profiles.active");
}
@Override
protected void append(ILoggingEvent event) {
if (!getEnable()) {
return;
}
if (StringUtils.isBlank(getRobotKey())) {
return;
}
if (!getLogLevels().contains(event.getLevel())) {
return;
}
THREAD_POOL_EXECUTOR.execute(() -> {
try {
String json = mapper.writeValueAsString(createMessage(event));
RequestBody body = RequestBody.create(json, MediaType.get("application/json; charset=utf-8"));
Request request = new Request.Builder()
.url(webhookUrl + getRobotKey())
.post(body)
.build();
try (Response response = client.newCall(request).execute()) {
if (!response.isSuccessful()) {
addError("Failed to send log message to WeChat:", new Exception(response.body().string()));
}
}
} catch (JsonProcessingException e) {
addError("Failed to convert log message to JSON", e);
} catch (Exception e) {
addError("Failed to send log message to WeChat", e);
}
});
}
private Map<String, Object> createMessage(ILoggingEvent event) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
String exceptionMessage = getExceptionMessage(event);
String color;
if (event.getLevel() == Level.ERROR) {
color = "#F24956";
} else if (event.getLevel() == Level.WARN) {
color = "#F2AA27";
} else if (event.getLevel() == Level.INFO) {
color = "#000000";
} else {
color = "#A0A0A0";
}
String content = String.format("[%s] <font color=\"%s\">**%s**</font> %s\n> %s \n%s",
getProfiles(), color, event.getLevel(), sdf.format(event.getTimeStamp()),
event.getFormattedMessage(),
exceptionMessage.substring(0, Math.min(exceptionMessage.length(), 1000)));
Map<String, Object> message = new HashMap<>();
message.put("msgtype", "markdown");
Map<String, String> markdown = new HashMap<>();
markdown.put("content", content.substring(0, Math.min(content.length(), 4095)));
message.put("markdown", markdown);
return message;
}
private String getExceptionMessage(ILoggingEvent event) {
IThrowableProxy throwableProxy = event.getThrowableProxy();
if (throwableProxy != null) {
StringBuilder sb = new StringBuilder();
sb.append(throwableProxy.getClassName()).append(": ").append(throwableProxy.getMessage()).append("\n");
for (StackTraceElementProxy element : throwableProxy.getStackTraceElementProxyArray()) {
sb.append(element.toString()).append("\n");
}
return sb.toString();
}
return "";
}
}
|