jdoss

igirl-channel/app/base/service/impl/trademark/jdossSve.js

+const system = require("../../../system");
+var settings = require("../../../../config/settings");
+const crypto = require('crypto');
+const cryptoJS = require("crypto-js");
+var fs = require("fs");
+var AWS = require('aws-sdk');
+var ak = "D0784B08541791E175B544D5317281B0";
+var sk = "93AB12B3BFADB1356EC078D52B064A33";
+var ossurl = "https://hangtang.s3.cn-north-1.jdcloud-oss.com";
+class JdossService {
+  constructor() {
+    this.execClient = system.getObject("util.execClient");
+  }
+  
+  async getJdOssConfig(app, opStr) {
+    var date =  new Date();
+    var month = date.getMonth()+1;
+    month=month.toString();
+    if(month<10){
+      month="0"+month;
+    }
+    var day = date.getDate().toString();
+    if(day<10){
+      day="0"+day;
+    }
+    var time = date.getFullYear().toString()+month+day;
+    let timestamp = date.getTime();//当前的时间戳
+    timestamp = timestamp + 6 * 60 * 60 * 1000;
+    //格式化时间获取年月日
+    var dateAfter = new Date(timestamp);
+    var policyText = {
+      "expiration": dateAfter,
+      "conditions": [
+        {"bucket": "hangtang"},
+        ["starts-with", "$key", "zc"], 
+        {"Content-Type": "image/jpeg"},
+        {"X-Amz-Credential": ak+"/"+time+"/cn-north-1/s3/aws4_request"}, 
+        {"X-Amz-Algorithm": "AWS4-HMAC-SHA256"}, 
+        {"X-Amz-Date": date}
+      ]
+    };
+    var b = new Buffer(JSON.stringify(policyText));
+    var policyBase64 = b.toString('base64');
+    var signature = crypto.createHmac('sha256', sk).update(policyBase64).digest("hex");
+    var data = {
+      "OSSAccessKeyId":ak,
+      "Bucket":"hangtang",
+      "Signature":signature,
+      "policy": policyBase64,
+      "success_action_status": 201,
+      "x-amz-algorithm":"AWS4-HMAC-SHA256",
+      "x-amz-credential":ak+"/"+time+"/cn-north-1/s3/aws4_request",
+      "x-amz-date":date,
+      "x-amz-signature":signature,
+      "url": ossurl
+    };
+    return system.getResultSuccess(data);
+  }
+}
+module.exports = JdossService;
+