增加流程文件下载接口

yangys

2025-08-13 44b55dd34d09090fe6fdeb7d2428efe9e775424c

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
/**
 * BladeX Commercial License Agreement
 * Copyright (c) 2018-2099, https://bladex.cn. All rights reserved.
 * <p>
 * Use of this software is governed by the Commercial License Agreement
 * obtained after purchasing a license from BladeX.
 * <p>
 * 1. This software is for development use only under a valid license
 * from BladeX.
 * <p>
 * 2. Redistribution of this software's source code to any third party
 * without a commercial license is strictly prohibited.
 * <p>
 * 3. Licensees may copyright their own code but cannot use segments
 * from this software for such purposes. Copyright of this software
 * remains with BladeX.
 * <p>
 * Using this software signifies agreement to this License, and the software
 * must not be used for illegal purposes.
 * <p>
 * THIS SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY. The author is
 * not liable for any claims arising from secondary or illegal development.
 * <p>
 * Author: DreamLu (596392912@qq.com)
 */
package org.springblade.admin.security;
 
import org.springblade.core.launch.utils.INetUtil;
import org.springframework.http.HttpHeaders;
import org.springframework.http.server.reactive.ServerHttpRequest;
import org.springframework.security.authorization.AuthorizationDecision;
import org.springframework.security.authorization.ReactiveAuthorizationManager;
import org.springframework.security.core.Authentication;
import org.springframework.security.web.server.authorization.AuthorizationContext;
import org.springframework.web.server.ServerWebExchange;
import reactor.core.publisher.Mono;
 
import java.net.InetSocketAddress;
import java.util.Optional;
 
/**
 * 内网认证管理，内网放行，外网认证
 *
 * @author L.cm
 */
public class InternalAuthorizationManager implements ReactiveAuthorizationManager<AuthorizationContext> {
    private static final String HEADER_X_FORWARDED_FOR = "X-Forwarded-For";
 
    @Override
    public Mono<AuthorizationDecision> check(Mono<Authentication> authentication, AuthorizationContext context) {
        return Mono.just(getAuthorizationDecision(context));
    }
 
    private static AuthorizationDecision getAuthorizationDecision(AuthorizationContext context) {
        return new AuthorizationDecision(isInternalNet(context));
    }
 
    /**
     * 判断是否内网 ip 请求
     *
     * @param context AuthorizationContext
     * @return 是否内网 ip
     */
    private static boolean isInternalNet(AuthorizationContext context) {
        ServerHttpRequest request = Optional.ofNullable(context)
            .map(AuthorizationContext::getExchange)
            .map(ServerWebExchange::getRequest)
            .orElse(null);
        if (request == null) {
            return false;
        }
        HttpHeaders headers = request.getHeaders();
        // 如果没有 X-Forwarded-For 代表为 admin 拉取
        if (!headers.containsKey(HEADER_X_FORWARDED_FOR)) {
            return true;
        }
        return Optional.of(request)
            .map(ServerHttpRequest::getRemoteAddress)
            .map(InetSocketAddress::getAddress)
            .map(INetUtil::isInternalIp)
            .orElse(false);
    }
 
}