update

coolstore-partner-webc/src/main/java/com/cool/store/controller/OssClientController.java

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+package com.cool.store.controller;
+
+import com.aliyun.oss.OSSClient;
+import com.aliyun.oss.common.utils.BinaryUtil;
+import com.aliyun.oss.model.MatchMode;
+import com.aliyun.oss.model.PolicyConditions;
+import com.cool.store.response.ResponseResult;
+import com.cool.store.vo.oss.OssUploadConfigVO;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.sql.Date;
+
+/**
+ * @author zhangchenbiao
+ * @FileName: OssClientController
+ * @Description:
+ * @date 2023-06-01 11:25
+ */
+@RestController
+@RequestMapping({"/oss"})
+@Slf4j
+public class OssClientController {
+
+    @Value("${oss.accessKeyId:null}")
+    private String accessKeyId;
+    @Value("${oss.accessKeySecret:null}")
+    private String accessKeySecret;
+    @Value("${oss.endpoint:null}")
+    private String endpoint;
+    @Value("${oss.bucket:null}")
+    private String bucket;
+    @Value("${corp.id:null}")
+    private String corpId;
+
+    @GetMapping("/getUploadFileConfig")
+    public ResponseResult getUploadFileConfig(){
+        // host的格式为 bucketname.endpoint
+        String host = "http://" + bucket + "." + endpoint;
+        // 用户上传文件时指定的前缀。
+        String dir = "partner/"  + corpId + "/";
+
+        OSSClient client = new OSSClient(endpoint, accessKeyId, accessKeySecret);
+        try {
+            long expireTime = 300;
+            long expireEndTime = System.currentTimeMillis() + expireTime * 1000;
+            Date expiration = new Date(expireEndTime);
+            PolicyConditions policyConds = new PolicyConditions();
+            policyConds.addConditionItem(PolicyConditions.COND_CONTENT_LENGTH_RANGE, 0, 1048576000);
+            policyConds.addConditionItem(MatchMode.StartWith, PolicyConditions.COND_KEY, dir);
+            String postPolicy = client.generatePostPolicy(expiration, policyConds);
+            byte[] binaryData = postPolicy.getBytes("utf-8");
+            String encodedPolicy = BinaryUtil.toBase64String(binaryData);
+            String signature = client.calculatePostSignature(postPolicy);
+            OssUploadConfigVO result = new OssUploadConfigVO(accessKeyId, encodedPolicy, signature, dir, host, String.valueOf(expireEndTime / 1000));
+            return ResponseResult.success(result);
+        }catch (Exception e){
+            log.info("exception", e);
+        }
+        return ResponseResult.success();
+    }
+}