open-JSD-9781/src/main/java/com/fr/plugin/QYFilter.java

package com.fr.plugin;

import com.fr.decision.fun.impl.AbstractGlobalRequestFilterProvider;
import com.fr.log.FineLoggerFactory;
import com.fr.plugin.transform.FunctionRecorder;
import com.fr.stable.StringUtils;

import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringWriter;

@FunctionRecorder(localeKey = "dd")
public class QYFilter extends AbstractGlobalRequestFilterProvider {
    @Override
    public String filterName() {
        return "qywxfilter";
    }

    @Override
    public String[] urlPatterns() {
        return new String[]{
                "/dddfds"
        };
    }

    @Override
    public void init(FilterConfig filterConfig) {
        super.init(filterConfig);
    }


    @Override
    public void doFilter(HttpServletRequest request, HttpServletResponse httpServletResponse, FilterChain filterChain) {
        try {
            if (isInnerIp(request)) {
                filterChain.doFilter(request, httpServletResponse);
            } else {
                String header = request.getHeader("User-Agent");
                if (StringUtils.isNotBlank(header) && header.contains("wxwork")) {
                    filterChain.doFilter(request, httpServletResponse);
                }
            }
        } catch (IOException e) {
            printException2FrLog(e);
        } catch (ServletException e) {
            printException2FrLog(e);
        }
    }

    private boolean isInnerIp(HttpServletRequest request) throws IOException {
        String realIp = IPUtils.getRealIp(request);
        return IPUtils.isInnerIP(realIp, "10.27.82.*") || IPUtils.isInnerIP(realIp, "10.27.84.*");
    }

    public static void printException2FrLog(Throwable e) {
        StringWriter writer = new StringWriter();
        e.printStackTrace(new PrintWriter(writer));
        String s = writer.toString();
        FineLoggerFactory.getLogger().error("错误：{}", s);
    }

}