zhaowenyu
2026-03-10 2bc58be7a80281d157d914fe5777fbda21862d69
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
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
package com.ard.web.controller.sample.media;
 
import com.ard.oss.model.CredentialsDTO;
import com.ard.oss.service.impl.OssServiceContext;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import okhttp3.*;
import okio.BufferedSink;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
 
import javax.net.ssl.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.security.SecureRandom;
import java.security.cert.X509Certificate;
import java.util.Enumeration;
import java.util.concurrent.TimeUnit;
 
/**
 * MinIO STS代理控制器(HTTP入站 → HTTPS出站)
 * 1. 机场/Apifox → 代理:HTTP(无鉴权/旧鉴权)
 * 2. 代理 → MinIO:HTTPS(注入新STS凭证)
 * 3. 彻底清除客户端鉴权头,避免冲突
 */
@Api(tags = "机场上传minio")
@Slf4j
@RestController
@RequestMapping("/minioTransfer")
public class MinioStsProxyController {
 
    // ==================== 常量配置 ====================
    private static final String PROXY_PREFIX = "/minioTransfer";
    private static final int BUFFER_SIZE = 65536; // 64K缓冲区
    private static final long MAX_MEMORY_SIZE = 1024 * 1024 * 100; // 100MB
    private static final String X_AMZ_SECURITY_TOKEN = "X-Amz-Security-Token";
    private static final String TRANSFER_ENCODING = "Transfer-Encoding";
    private static final String HOST = "Host";
 
    // 需要清除的客户端鉴权头(核心:避免和代理侧凭证冲突)
    private static final String[] AUTH_HEADERS_TO_REMOVE = {
            "Authorization", "X-Amz-Access-Key-Id", "X-Amz-Secret-Access-Key",
            "X-Amz-Security-Token", "AccessKey", "SecretKey", "Token", "Authorization-Token"
    };
 
    // 配置注入(保留MinIO HTTPS地址,不修改)
    @Value("${oss.endpoint}")
    private String minioEndpoint; // 配置为:https://192.168.1.3:9001
 
    @Autowired
    private OssServiceContext ossService;
 
    // OkHttp客户端(HTTPS优化版,解决SSL连接重置)
    private static OkHttpClient httpClient;
 
    // 静态初始化:HTTPS SSL兼容配置(适配MinIO自签名证书)
    static {
        try {
            // 1. 信任所有SSL证书(内网MinIO自签名证书专用)
            TrustManager[] trustAllCerts = new TrustManager[]{
                    new X509TrustManager() {
                        @Override
                        public void checkClientTrusted(X509Certificate[] chain, String authType) {}
                        @Override
                        public void checkServerTrusted(X509Certificate[] chain, String authType) {}
                        @Override
                        public X509Certificate[] getAcceptedIssuers() { return new X509Certificate[0]; }
                    }
            };
 
            // 2. 强制TLS 1.2 + 禁用SSL会话复用(解决版本不匹配/连接重置)
            SSLContext sslContext = SSLContext.getInstance("TLSv1.2");
            sslContext.init(null, trustAllCerts, new SecureRandom());
            SSLSocketFactory sslSocketFactory = new SSLSocketFactoryWrapper(sslContext.getSocketFactory());
 
            // 3. 构建高兼容性HTTPS客户端
            httpClient = new OkHttpClient.Builder()
                    .sslSocketFactory(sslSocketFactory, (X509TrustManager) trustAllCerts[0])
                    .hostnameVerifier((hostname, session) -> true) // 禁用主机名校验
                    .connectTimeout(30, TimeUnit.SECONDS)
                    .readTimeout(1800, TimeUnit.SECONDS) // 30分钟读超时(大文件)
                    .writeTimeout(1800, TimeUnit.SECONDS) // 30分钟写超时
                    .connectionPool(new ConnectionPool(30, 10, TimeUnit.MINUTES)) // 扩大连接池
                    .retryOnConnectionFailure(true) // 开启连接重试
                    .pingInterval(10, TimeUnit.SECONDS) // TCP保活(防止连接被重置)
                    .callTimeout(60, TimeUnit.SECONDS)
                    .build();
 
            log.info("OkHttp客户端初始化完成(HTTPS优化版,适配MinIO)");
        } catch (Exception e) {
            log.error("OkHttp初始化失败,降级为默认客户端", e);
            httpClient = new OkHttpClient();
        }
    }
 
    /**
     * 核心代理方法:HTTP入站 → HTTPS出站 + 鉴权替换
     */
    @ApiOperation("MinIO STS代理(HTTP→HTTPS中转)")
    @RequestMapping("/**")
    public void proxyRequest(HttpServletRequest request, HttpServletResponse response) {
        String method = request.getMethod();
        String requestUri = request.getRequestURI();
        String queryString = request.getQueryString();
        long contentLength = request.getContentLengthLong();
 
        log.info("STS代理请求开始 | 方法:{} | 入站URI:{} | 参数:{} | 内容长度:{}B",
                method, requestUri, queryString, contentLength);
 
        // 1. 构造MinIO目标地址(保留HTTPS,不修改)
        String targetUrl = buildTargetUrl(requestUri, queryString);
        if (targetUrl == null) {
            sendError(response, HttpServletResponse.SC_BAD_REQUEST, "请求路径非法");
            return;
        }
        log.info("代理出站地址(HTTPS):{}", targetUrl);
 
        // 2. 获取代理侧新STS凭证(核心:替换客户端鉴权)
        CredentialsDTO credentials = getCredentials();
        if (credentials == null) {
            sendError(response, HttpServletResponse.SC_FORBIDDEN, "STS凭证无效/缺失");
            return;
        }
 
        // 3. 构建请求(清除客户端鉴权 + 注入新凭证 + HTTPS出站)
        try {
            Request okRequest = buildRequest(request, method, targetUrl, credentials);
            forwardResponse(okRequest, response);
            log.info("STS代理请求成功 | 出站地址:{}", targetUrl);
        } catch (Exception e) {
            log.error("STS代理请求执行异常", e);
            String errorMsg = e.getMessage().contains("Connection reset") ?
                    "MinIO HTTPS连接重置(已优化SSL配置,检查MinIO服务)" : "代理服务异常";
            sendError(response, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, errorMsg);
        }
    }
 
    /**
     * 构造MinIO目标地址(保留HTTPS,完全按配置)
     */
    private String buildTargetUrl(String requestUri, String queryString) {
        try {
            // 仅截取代理前缀,保留原始路径,不修改协议/端口
            String targetPath = requestUri.substring(PROXY_PREFIX.length());
            StringBuilder urlBuilder = new StringBuilder(minioEndpoint).append(targetPath);
            if (queryString != null && !queryString.isBlank()) {
                urlBuilder.append("?").append(queryString);
            }
            return urlBuilder.toString();
        } catch (Exception e) {
            log.error("构造MinIO目标地址失败", e);
            return null;
        }
    }
 
    /**
     * 获取代理侧新STS凭证(严格校验完整性)
     */
    private CredentialsDTO getCredentials() {
        try {
            CredentialsDTO dto = ossService.getCredentials();
            // 校验核心字段:AK/SK/Token必须完整
            if (dto == null || dto.getAccessKeyId() == null || dto.getAccessKeySecret() == null || dto.getSecurityToken() == null) {
                log.error("STS凭证核心字段缺失(AK/SK/Token不能为空)");
                return null;
            }
            log.info("STS新凭证获取成功 | AK前缀:{}", dto.getAccessKeyId().substring(0, 4) + "***");
            return dto;
        } catch (Exception e) {
            log.error("获取STS新凭证异常", e);
            return null;
        }
    }
 
    /**
     * 构建请求:清除客户端鉴权头 + 注入代理侧新凭证 + HTTPS出站
     */
    private Request buildRequest(HttpServletRequest request, String method, String url, CredentialsDTO credentials) throws IOException {
        Request.Builder builder = new Request.Builder().url(url);
 
        // ========== 核心步骤1:彻底清除客户端所有鉴权头 ==========
        Enumeration<String> headerNames = request.getHeaderNames();
        while (headerNames.hasMoreElements()) {
            String name = headerNames.nextElement();
 
            // 跳过Host头(OkHttp自动处理,避免冲突)
            if (name.equalsIgnoreCase(HOST)) {
                continue;
            }
 
            // 跳过所有鉴权相关头(彻底清除客户端鉴权)
            boolean isAuthHeader = false;
            for (String authHeader : AUTH_HEADERS_TO_REMOVE) {
                if (name.equalsIgnoreCase(authHeader)) {
                    isAuthHeader = true;
                    log.info("清除客户端鉴权头:{} = {}", name, request.getHeader(name));
                    break;
                }
            }
 
            // 透传非鉴权头(如Content-Type、Content-Length等)
            if (!isAuthHeader) {
                builder.addHeader(name, request.getHeader(name));
            }
        }
 
        // ========== 核心步骤2:注入代理侧新STS凭证(HTTPS出站鉴权) ==========
        // 1. STS临时令牌(MinIO STS必须)
        builder.addHeader(X_AMZ_SECURITY_TOKEN, credentials.getSecurityToken());
        // 2. AK/SK(MinIO HTTPS鉴权需要)
        builder.addHeader("X-Amz-Access-Key-Id", credentials.getAccessKeyId());
        builder.addHeader("X-Amz-Secret-Access-Key", credentials.getAccessKeySecret());
        // 3. 强制HTTPS连接保活(解决SSL连接重置)
        builder.addHeader("Connection", "keep-alive");
        builder.addHeader("X-Amz-Date", String.valueOf(System.currentTimeMillis())); // 签名必要头
 
        // ========== 构建请求体(分大小文件处理) ==========
        RequestBody body = null;
        if (!"GET".equalsIgnoreCase(method) && !"HEAD".equalsIgnoreCase(method)) {
            InputStream inputStream = request.getInputStream();
            long contentLength = request.getContentLengthLong();
 
            // 小文件:预读取到内存(稳定,适配分块上传)
            if (contentLength > 0 && contentLength <= MAX_MEMORY_SIZE) {
                log.info("小文件/分块上传:预读取到内存,大小:{:.2f}MB", contentLength / 1024.0 / 1024.0);
                byte[] content = readInputStreamToBytes(inputStream);
                MediaType mediaType = MediaType.parse(request.getContentType() == null ? "application/octet-stream" : request.getContentType());
                body = RequestBody.create(content, mediaType);
            }
            // 大文件:流式上传(省内存,避免OOM)
            else {
                log.info("大文件/未知长度上传:使用流式传输(HTTPS出站)");
                body = new RequestBody() {
                    @Override
                    public MediaType contentType() {
                        return MediaType.parse(request.getContentType() == null ? "application/octet-stream" : request.getContentType());
                    }
 
                    @Override
                    public long contentLength() {
                        return contentLength; // 避免chunked编码,适配MinIO HTTPS
                    }
 
                    @Override
                    public void writeTo(BufferedSink sink) throws IOException {
                        byte[] buffer = new byte[BUFFER_SIZE];
                        int len;
                        long totalWritten = 0;
                        try (InputStream in = inputStream) {
                            while ((len = in.read(buffer)) != -1) {
                                sink.write(buffer, 0, len);
                                totalWritten += len;
                                // 每100MB刷新一次(防止HTTPS缓冲区溢出)
                                if (totalWritten % (1024 * 1024 * 100) == 0) {
                                    sink.flush();
                                    log.info("HTTPS出站已上传:{:.2f}MB", totalWritten / 1024.0 / 1024.0);
                                }
                            }
                            sink.flush(); // 最终刷新,确保所有数据发送
                        }
                    }
                };
            }
        }
 
        return builder.method(method, body).build();
    }
 
    /**
     * 读取InputStream到字节数组(小文件专用)
     */
    private byte[] readInputStreamToBytes(InputStream inputStream) throws IOException {
        try (ByteArrayOutputStream bos = new ByteArrayOutputStream()) {
            byte[] buffer = new byte[BUFFER_SIZE];
            int len;
            while ((len = inputStream.read(buffer)) != -1) {
                bos.write(buffer, 0, len);
            }
            bos.flush();
            return bos.toByteArray();
        }
    }
 
    /**
     * 转发MinIO HTTPS响应到客户端(HTTP返回)
     */
    private void forwardResponse(Request request, HttpServletResponse response) throws IOException {
        try (Response okResponse = httpClient.newCall(request).execute()) {
            // 1. 基础响应配置(HTTP返回给客户端)
            response.setStatus(okResponse.code());
            response.setCharacterEncoding("UTF-8");
            String contentType = okResponse.header("Content-Type");
            if (contentType != null) {
                response.setContentType(contentType); // 透传XML/JSON/文件类型
            }
 
            // 2. 透传响应头(排除Transfer-Encoding,避免Tomcat重复编码)
            Headers headers = okResponse.headers();
            for (String name : headers.names()) {
                if (!name.equalsIgnoreCase(TRANSFER_ENCODING)) {
                    response.setHeader(name, headers.get(name));
                }
            }
 
            // 3. 透传响应体(如MinIO返回的UploadId、ETag、合并成功响应等)
            ResponseBody responseBody = okResponse.body();
            if (responseBody != null) {
                try (InputStream in = responseBody.byteStream()) {
                    byte[] buffer = new byte[BUFFER_SIZE];
                    int len;
                    while ((len = in.read(buffer)) != -1) {
                        response.getOutputStream().write(buffer, 0, len);
                    }
                    response.getOutputStream().flush();
                }
            }
        }
    }
 
    /**
     * 统一返回错误响应(HTTP返回给客户端)
     */
    private void sendError(HttpServletResponse response, int code, String msg) {
        try {
            response.sendError(code, msg);
        } catch (IOException e) {
            log.error("发送错误响应失败", e);
        }
    }
 
    /**
     * SSLSocketFactory包装类(解决TLS 1.2强制生效问题)
     */
    static class SSLSocketFactoryWrapper extends SSLSocketFactory {
        private final SSLSocketFactory delegate;
 
        public SSLSocketFactoryWrapper(SSLSocketFactory delegate) {
            this.delegate = delegate;
        }
 
        @Override
        public String[] getDefaultCipherSuites() {
            return delegate.getDefaultCipherSuites();
        }
 
        @Override
        public String[] getSupportedCipherSuites() {
            return delegate.getSupportedCipherSuites();
        }
 
        @Override
        public java.net.Socket createSocket(java.net.Socket socket, String host, int port, boolean autoClose) throws IOException {
            SSLSocket sslSocket = (SSLSocket) delegate.createSocket(socket, host, port, autoClose);
            // 强制启用TLS 1.2,禁用低版本
            sslSocket.setEnabledProtocols(new String[]{"TLSv1.2"});
            return sslSocket;
        }
 
        @Override
        public java.net.Socket createSocket(String host, int port) throws IOException {
            SSLSocket sslSocket = (SSLSocket) delegate.createSocket(host, port);
            sslSocket.setEnabledProtocols(new String[]{"TLSv1.2"});
            return sslSocket;
        }
 
        @Override
        public java.net.Socket createSocket(String host, int port, java.net.InetAddress localHost, int localPort) throws IOException {
            SSLSocket sslSocket = (SSLSocket) delegate.createSocket(host, port, localHost, localPort);
            sslSocket.setEnabledProtocols(new String[]{"TLSv1.2"});
            return sslSocket;
        }
 
        @Override
        public java.net.Socket createSocket(java.net.InetAddress host, int port) throws IOException {
            SSLSocket sslSocket = (SSLSocket) delegate.createSocket(host, port);
            sslSocket.setEnabledProtocols(new String[]{"TLSv1.2"});
            return sslSocket;
        }
 
        @Override
        public java.net.Socket createSocket(java.net.InetAddress address, int port, java.net.InetAddress localAddress, int localPort) throws IOException {
            SSLSocket sslSocket = (SSLSocket) delegate.createSocket(address, port, localAddress, localPort);
            sslSocket.setEnabledProtocols(new String[]{"TLSv1.2"});
            return sslSocket;
        }
    }
}