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源码:
public class StsServiceSample {
// 目前只有"cn-hangzhou"这个region可用, 不要使用填写其他region的值
//<setting name="accessKeyId" value="H6JSh0Y****z2cGa" />
//<setting name="ecretAccessKey" value="0joCPK6L1S0KLxC***3wulC7vG" />
public static final String REGION_CN_HANGZHOU = "cn-hangzhou";
// 当前 STS API 版本
public static final String STS_API_VERSION = "2015-04-01";
static AssumeRoleResponse assumeRole(String accessKeyId, String accessKeySecret,
String roleArn, String roleSessionName, String policy,
ProtocolType protocolType) throws ClientException {
try {
// 创建一个 Aliyun Acs Client, 用于发起 OpenAPI 请求
IClientProfile profile = DefaultProfile.getProfile(REGION_CN_HANGZHOU, accessKeyId, accessKeySecret);
DefaultAcsClient client = new DefaultAcsClient(profile);
// 创建一个 AssumeRoleRequest 并设置请求参数
final AssumeRoleRequest request = new AssumeRoleRequest();
request.setVersion(STS_API_VERSION);
request.setMethod(MethodType.POST);
request.setProtocol(protocolType);
request.setRoleArn(roleArn);
request.setRoleSessionName(roleSessionName);
request.setPolicy(policy);
// 发起请求,并得到response
final AssumeRoleResponse response = client.getAcsResponse(request);
return response;
} catch (ClientException e) {
throw e;
}
}
/**
* @param args
*/
/**
* @param args
*/
public static void main(String[] args) {
// 只有 RAM用户(子账号)才能调用 AssumeRole 接口
// 阿里云主账号的AccessKeys不能用于发起AssumeRole请求
// 请首先在RAM控制台创建一个RAM用户,并为这个用户创建AccessKeys
// 参考:https://docs.aliyun.com/#/pub/ram/ram-user-guide/user_group_management&create_user
String accessKeyId = "G8dGVL***AwWWxX3";
String accessKeySecret = "nmha7GAObJE1tF***RbqEB5TYU1ScK";
// AssumeRole API 请求参数: RoleArn, RoleSessionName, Polciy, and DurationSeconds
// 参考: https://docs.aliyun.com/#/pub/ram/sts-api-reference/actions&assume_role
// RoleArn 需要在 RAM 控制台上获取
// 参考: https://docs.aliyun.com/#/pub/ram/ram-user-guide/role&user-role
String roleArn = "acs:ram::30150***706:role/lium";
// RoleSessionName 是临时Token的会话名称,自己指定用于标识你的用户,主要用于审计,或者用于区分Token颁发给谁
// 但是注意RoleSessionName的长度和规则,不要有空格,只能有‘-‘ ‘_‘ 字母和数字等字符
// 具体规则请参考API文档中的格式要求
String roleSessionName = "lium";
// 如何定制你的policy?
// 参考: https://docs.aliyun.com/#/pub/ram/ram-user-guide/policy_reference&struct_def
// OSS policy 例子: https://docs.aliyun.com/#/pub/oss/product-documentation/acl&policy-configure
// OSS 授权相关问题的FAQ: https://docs.aliyun.com/#/pub/ram/faq/oss&basic
String policy = "{\n" +
" \"Version\": \"1\", \n" +
" \"Statement\": [\n" +
" {\n" +
" \"Action\": [\n" +
" \"oss:GetBucket\", \n" + //此处表示对于myBucket的只能进行获取操作,若想进行更多操作将GetBucket改为*即可,否则会拒绝访问
" \"oss:GetObject\" \n" + //此处表示对于myBucket下的文件夹project的只能进行获取操作,若想进行更多操作将GetObject改为*即可,否则会拒绝访问
" ], \n" +
" \"Resource\": [\n" +
" \"acs:oss:*:30150***706:myBucket\", \n" + //此处数字必须与RoleArn中的数字一直
" \"acs:oss:*:30150***706:myBucket/project/*\" \n" +
" ], \n" +
" \"Effect\": \"Allow\"\n" +
" }\n" +
" ]\n" +
"}";
// 此处必须为 HTTPS
ProtocolType protocolType = ProtocolType.HTTPS;
try {
final AssumeRoleResponse response = assumeRole(accessKeyId, accessKeySecret,
roleArn, roleSessionName, policy, protocolType);
System.out.println("Expiration: " + response.getCredentials().getExpiration());
System.out.println("Access Key Id: " + response.getCredentials().getAccessKeyId());
System.out.println("Access Key Secret: " + response.getCredentials().getAccessKeySecret());
System.out.println("Security Token: " + response.getCredentials().getSecurityToken());
System.out.println("RequestId: "+response.getRequestId());
} catch (ClientException e) {
System.out.println("Failed to get a token.");
System.out.println("Error code: " + e.getErrCode());
System.out.println("Error message: " + e.getErrMsg());
}
}
}
注意:这是maven工程需要在pom.xml文件中引入以下内容:
<!-- 阿里云STS -->
<dependency>
<groupId>com.aliyun</groupId>
<artifactId>aliyun-java-sdk-sts</artifactId>
<version>2.1.6</version>
</dependency>
<dependency>
<groupId>com.aliyun</groupId>
<artifactId>aliyun-java-sdk-core</artifactId>
<version>2.1.7</version>
</dependency>
最后将所需要的参数拼成json字符串,发送到前端即可,json例子如下:
源码:
/**
* 取得stsToken
*/
$scope.getStsToken = function () {
var qqslResource = $resource(httpUrl + ‘oss/sts‘, {}, actions);
qqslResource.get({}, function (data) {
// 实例化上传对象
$scope.ossUpload = new OssUpload({
bucket: ‘qqsl‘,
// 根据你的 oss 实例所在地区选择填入
endpoint: ‘http://oss-cn-hangzhou.aliyuncs.com‘,
// 如果文件大于 chunkSize 则分块上传, chunkSize 不能小于 100KB 即 102400
chunkSize: 1048576,
// 分块上传的并发数
concurrency: 2,
// 注意: 虽然使用 accessKeyId 和 secretAccessKey 可以进行上传, 但是存在泄露风险, 因此强烈建议使用下面的 STS token
// 只有在确认不会出现泄露风险的情况下, 才使用 aliyunCredential
stsToken: data
});
});
};
// 建立上传文件信息
$scope.makeOptions = function (files, index) {
var data = {
// 必传参数, 需要上传的文件对象
file: files[index],
// 必传参数, 文件上传到 oss 后的名称, 包含路径
key: "project/"
+ $scope.unit.treePath + "/" + files[index].name,
// 上传失败后重试次数
maxRetry: 2,
// OSS支持4个 HTTP
RFC2616(https://www.ietf.org/rfc/rfc2616.txt)协议规定的Header 字段:
// Cache-Control、Expires、Content-Encoding、Content-Disposition。
// 如果上传Object时设置了这些Header,则这个Object被下载时,相应的Header值会被自动设置成上传时的值
// 可选参数
headers: {
‘CacheControl‘: ‘public‘,
‘Expires‘: ‘‘,
‘ContentEncoding‘: ‘‘,
‘ContentDisposition‘: ‘‘,
// oss 支持的 header, 目前仅支持 x-oss-server-side-encryption
‘ServerSideEncryption‘: ‘‘
},
// 文件上传失败后调用, 可选参数
onerror: function (evt) {
console.log(evt);
},
// 文件片上传事件
onprogress: function (loaded, total, res) {
$scope.onprogress(files, loaded, total, res);
},
// 文件上传成功调用, 可选参数
oncomplete: function (res) {
$scope.oncomplete(files, res);
}
};
return data;
};
// 分片上传事件
$scope.onprogress = function (files, loaded, total, res) {
var fileName = res.key.substring(res.key.lastIndexOf("\/") + 1);
console.log(loaded, total, (loaded / total * 100).toFixed(1));
var progress = (loaded / total * 100).toFixed(0);
for (var i = 0; i < files.length; i++) {
if (files[i].name == fileName) {
files[i].progress = parseInt(progress);
// 立即更新数据
$scope.$apply();
break;
}
}
};
// 文件上传成功事件
$scope.oncomplete = function (files, res) {
// 更新文件列表
$scope.queryObjectFiles($scope.unit.id);
if (res.Key) {
// 大文件
for (var i = 0; i < files.length; i++) {
var fileName = res.Key.substring(res.Key.lastIndexOf("\/") + 1);
if (files[i].name == fileName) {
files.splice(i, 1);
break;
}
}
}
if (res.Key == undefined) {
$scope.uploadSum++;
}
if ($scope.uploadSum >= files.length) {
files.splice(0, files.length);
}
};
// 多文件上传
$scope.isdrop = false;
$scope.uploadFiles = function (files) {
if (files == undefined || files == null || files.length == 0) {
$scope.isupload=true;
$scope.setMsg(‘请拖拽要上传的文件!‘);
return;
}
if (files.length > 10) {
$scope.isupload=true;
$scope.setMsg(‘最多一次性上传10个文件!‘);
return;
}
var fileLength = files.length;
$scope.uploadSum = 0;
for (var i = 0; i < files.length; i++) {
var name = files[i].name;
console.log(name.substring(name.lastIndexOf("\.") + 1));
for(var w = 0;w < $scope.editGridOptions.data.length;w++){
if($scope.editGridOptions.data[w].size==files[i].size&&
$scope.editGridOptions.data[w].name==files[i].name) {
files.splice(i, 1);
}
}
// 小于36M的office文件上传到后台
if (files[i].size < 36 * 1024 * 1024 &&
$scope.toPdf.indexOf(name.substring(name.lastIndexOf("\.") + 1)) != -1) {
$scope.serverUpload($scope.unit.id, files[i]);
}
// 上传到阿里云oss
$scope.ossUpload.upload($scope.makeOptions(files, i));
}
};
/**
* 自动检测上传的文件数目并删除重复文件
* @param files
*/
$scope.change = function(files){
var result = [], hash = {},elem, i,name;
if(files.length>10) {
$scope.isupload = true;
$scope.setMsg(‘最多一次性上传10个文件!‘);
files.splice(10);
console.log(files);
return;
}
for(var i=0;i<files.length;i++){
for(var j=i+1;j<files.length;){
//后面的元素若和待比较的相同,则删除并计数;
//删除后,后面的元素会自动提前,所以指针j不移动
if(files[j].name==files[i].name&&files[j].size==files[i].size){
$scope.isupload=true;
name = files[i].name.length<10?files[i].name:files[i].name.substring(0,10)+"..";
$scope.setMsg(‘已删除重复文件:‘+name);
files.splice(j,1);
}else{
j++;
}
//不同,则指针移动
}
}
};
/**
* 删除已拖拽的文件
* @param name
* @param file
* @returns {*}
*/
$scope.deleteFile = function (name, files) {
console.log(name);
for (var i = 0; i < files.length; i++) {
if (files[i].name == name) {
files.splice(i, 1)
}
}
//$scope.isupload==false;
$scope.change(files);
console.log(files);
return files;
};
页面源码:
<!-- 文件列表 -->
<div class="clear col-lg-12" ng-if="unit.type==‘DIRCTORY‘">
<div class="info-space">
<p class="text-left lead">文件列表</p>
</div>
<div class="clear">
<table ui-grid="editGridOptions" ui-grid-auto-resize class="ui-grid"
ng-style="getTableHeight()"></table>
</div>
<div class="clear info-space">
<form name="fileForm">
<!-- 上传 -->
<div class="col-lg-6">拖拽文件:</div>
<div class="col-lg-8">
<div ngf-drop ng-model="files" class="drop-box"
ngf-drag-over-class="dragover" ngf-multiple="true"
accept="image/*,application/*,.*" ngf-max-size="256MB" ngf-keep="true" ngf-change="change(files)"
ngf-pattern="‘image/*,.*‘">多文件拖拽上传
</div>
<div ngf-no-file-drop>此浏览器不支持文件拖拽上传功能</div>
</div>
<div class="clear info-space">
<div ng-show="msg.length>0&&isupload"
class="col-lg-5 col-lg-offset-3 text-center label-info edit-space">{{msg}}
</div>
</div>
<div class="col-lg-10">文件信息:
<ul style="list-style-type:none">
<li ng-repeat="f in files" style="height: 32px" class="col-lg-12">
<div class="col-lg-3" ng-show="f.progress >= 0" style="height: 32px">
<span class="progress">
<div style="width:{{f.progress}}%" ng-bind="f.progress + ‘%‘">
</div>
</span>
</div>
<div class="col-lg-5">
{{f.name.length > 12 ? f.name.substring(0,12)+"...":f.name}}
</div>
<div class="col-lg-2">
{{f.size/1024>1024?(f.size/(1024*1024)).toFixed(2)+"MB":(f.size/1024).toFixed(2)+"kb"}}
</div>
<div class="col-lg-2">
<a href ng-click="deleteFile(f.name,files)"> 删除</a>
</div>
</li>
</ul>
</div>
<div class="col-lg-2">
<button ng-disabled="files.length>10?true:false"
ng-click="uploadFiles(files)" class="btn btn-primary">上传
</button>
</div>
</form>
</div>
</div>
最终效果图:
angulaijs中的ng-upload-file与阿里云oss服务的结合,实现在浏览器端上传文件到阿里云(速度可以达到1.5M)
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原文地址:http://www.cnblogs.com/anxiang/p/4910833.html