zhongrj
2024-05-25 f37c32e7d663b40a8a55e50735f46c9535016c2c
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package org.springblade.modules.system.service.impl;
 
import lombok.AllArgsConstructor;
import org.springblade.core.log.model.LogApi;
import org.springblade.core.log.model.LogError;
import org.springblade.core.log.model.LogUsual;
import org.springblade.core.secure.exception.SecureException;
import org.springblade.core.tool.utils.Charsets;
import org.springblade.core.tool.utils.Func;
import org.springblade.modules.system.service.ILogApiService;
import org.springblade.modules.system.service.ILogErrorService;
import org.springblade.modules.system.service.ILogService;
import org.springblade.modules.system.service.ILogUsualService;
import org.springblade.modules.system.entity.LogApiExt;
import org.springframework.stereotype.Service;
 
import javax.servlet.ServletRequestEvent;
import javax.servlet.ServletRequestListener;
import javax.servlet.http.HttpServletRequest;
import java.io.UnsupportedEncodingException;
import java.util.Base64;
import java.util.Objects;
 
/**
 * Created by Blade.
 *
 * @author zhuangqian
 */
@Service
@AllArgsConstructor
public class LogServiceImpl implements ILogService, ServletRequestListener {
 
    private HttpServletRequest request = null;
 
    @Override
    public void requestInitialized(ServletRequestEvent sre) {
        request = (HttpServletRequest) sre.getServletRequest();
    }
 
    @Override
    public void requestDestroyed(ServletRequestEvent sre) {
 
    }
 
    private final ILogUsualService usualService;
    private final ILogApiService apiService;
    private final ILogErrorService errorService;
 
    @Override
    public Boolean saveUsualLog(LogUsual log) {
        return usualService.save(log);
    }
 
    @Override
    public Boolean saveApiLog(LogApi log) {
        LogApiExt api = new LogApiExt();
        try {
            String[] tokens = extractAndDecodeHeader();
            api.setApplicationId(tokens[0]);
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        api.setTitle(log.getTitle());
        api.setTime(log.getTime());
        api.setTenantId(log.getTenantId());
        api.setServiceId(log.getServiceId());
        api.setServerIp(log.getServerIp());
        api.setEnv(log.getEnv());
        api.setServerHost(log.getServerHost());
        api.setRemoteIp(log.getRemoteIp());
        api.setRequestUri(log.getRequestUri());
        api.setUserAgent(log.getUserAgent());
        api.setMethod(log.getMethod());
        api.setMethodName(log.getMethodName());
        api.setMethodClass(log.getMethodClass());
        api.setCreateTime(log.getCreateTime());
        api.setCreateBy(log.getCreateBy());
        if (log.getRequestUri().equals("/blade-auth/oauth/token")){
            api.setType("1");
        }else {
            api.setType("2");
        }
        // 保存
        return apiService.save(api);
    }
 
 
 
    @Override
    public Boolean saveErrorLog(LogError log) {
        return errorService.save(log);
    }
 
    /**
     * 清理时间范围外的日志记录信息
     * @param param
     * @return
     */
    @Override
    public boolean removeLogs(String param) {
        usualService.removeByTime();
        apiService.removeByTime();
        errorService.removeByTime();
        return true;
    }
 
    /**
     * 解析请求头
     * @return
     */
    public String[] extractAndDecodeHeader() throws UnsupportedEncodingException {
        try {
            String header = ((HttpServletRequest) Objects.requireNonNull(request)).getHeader("Authorization");
            header = Func.toStr(header).replace("Basic%20", "Basic ");
            if (!header.startsWith("Basic ")) {
                throw new SecureException("未获取到请求头[Authorization]的信息");
            } else {
                byte[] base64Token = header.substring(6).getBytes(Charsets.UTF_8_NAME);
 
                byte[] decoded;
                try {
                    decoded = Base64.getDecoder().decode(base64Token);
                } catch (IllegalArgumentException var5) {
                    throw new RuntimeException("客户端令牌解析失败");
                }
 
                String token = new String(decoded, Charsets.UTF_8_NAME);
                int index = token.indexOf(":");
                if (index == -1) {
                    throw new RuntimeException("客户端令牌不合法");
                } else {
                    return new String[]{token.substring(0, index), token.substring(index + 1)};
                }
            }
        } catch (Throwable var6) {
            throw var6;
        }
    }
 
}