服务器不能DELETE和PUT

发布于:2024-04-01 ⋅ 阅读:(80) ⋅ 点赞:(0)

问题描述:前端VUE、后端JAVA,代码放在本地可以完美运行,放在服务器外网不能运行delete和put,get和post不能运行
经过摸索总结,在不改变原有RESTful的情况下,亲身实验,得到两种解决办法:
一:改前端配置和nginx(后台是经过nginx代理)

前端http配置:

1.put和delete请求改为post请求
2.put请求添加请求头:X-Http-Method-Override: PUT;
delete请求添加请求头:X-Http-Method-Override: DELETE;

nginx配置:

在server里面添加如下代码

server {
	...
	set $method $request_method;
	if ($http_X_HTTP_Method_Override ~* 'PUT|DELETE') {
	    set $method $http_X_HTTP_Method_Override;
	}
	proxy_method $method;
	...
}

重启nginx,完毕!

二:改前端配置和后端配置(后台不经过nginx,直接访问)

前端http配置:

1.put和delete请求改为post请求
2.put请求添加请求头:X-Http-Method-Override: PUT;
delete请求添加请求头:X-Http-Method-Override: DELETE;

后端http配置:

新建一个过滤器类 ChangeHttpMethodFilter

import org.springframework.core.annotation.Order;
import org.springframework.http.HttpMethod;
import org.springframework.stereotype.Component;

import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletRequestWrapper;
import java.io.IOException;

/**
 * 改变请求头的过滤器
 *
 * @author xu
 * 2024/3/28 12:08
 */
@Order(1)// 执行顺序最小
@Component
public class ChangeHttpMethodFilter implements Filter {
    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
        HttpServletRequest httpServletRequest = (HttpServletRequest) servletRequest;
        String method = httpServletRequest.getHeader("X-Http-Method-Override");
        // 如果修改和删除需要改变
        if(HttpMethod.DELETE.name().equals(method) || HttpMethod.PUT.name().equals(method)){
            HttpServletRequestWrapper requestWrapper = new HttpServletRequestWrapper(httpServletRequest) {
                @Override
                public String getMethod() {
                    return method.toUpperCase();
                }
            };
            filterChain.doFilter(requestWrapper, servletResponse);
        }else {
            filterChain.doFilter(servletRequest, servletResponse);
        }
    }
}

重启,完毕!

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