const aliyunFileKey = params.key; const aliyunServerURL = env.uploadImageUrl; const accessid = env.OSSAccessKeyId; const policyBase64 = getPolicyBase64(); const signature = getSignature(policyBase64); console.log('aliyunFileKey=', aliyunFileKey); // console.log('aliyunServerURL', aliyunServerURL); wx.uploadFile({ url: aliyunServerURL, filePath: params.filePath, name: 'file', formData: { 'key': aliyunFileKey, 'policy': policyBase64, 'OSSAccessKeyId': accessid, 'signature': signature, 'success_action_status': '200', }, success: function (res) { if (res.statusCode != 200) { if(params.fail){ params.fail(res) } return; } if(params.success){ params.success(aliyunFileKey); } }, fail: function (err) { err.wxaddinfo = aliyunServerURL; if (params.fail) { params.fail(err) } }, })