/// <summary>
/// 获取bukect中的所有文件
/// </summary>
/// <param name="bucketName"></param>
/// <param name="config"></param>
/// <param name="cosCredentialProvider"></param>
/// <returns></returns>
public static List <CloudFile> ListObjects()
{
if (BosConfig == null)
{
return(null);
}
//初始化 CosXmlServer
CosXmlServer cosXml = getCosXmlServer();
GetBucketRequest request = new GetBucketRequest(BosConfig.BucketName);
//设置签名有效时长
request.SetSign(TimeUtils.GetCurrentTime(TimeUnit.SECONDS), 600);
request.SetMaxKeys(1 + "");
//执行请求
GetBucketResult result = cosXml.GetBucket(request);
ListBucket listBucket = result.listBucket;
List <ListBucket.Contents> contents = listBucket.contentsList;
List <CloudFile> cloudFiles = new List <CloudFile>();
foreach (ListBucket.Contents content in contents)
{
CloudFile cloudFile = new CloudFile
{
Key = content.key,
Size = content.size,
LastModified = content.lastModified
};
cloudFiles.Add(cloudFile);
}
while (result.listBucket.nextMarker != null)
{
request.SetMarker(result.listBucket.nextMarker);
//执行请求
result = cosXml.GetBucket(request);
foreach (ListBucket.Contents content in result.listBucket.contentsList)
{
CloudFile cloudFile = new CloudFile
{
Key = content.key,
Size = content.size,
LastModified = content.lastModified
};
cloudFiles.Add(cloudFile);
}
}
Console.WriteLine(cloudFiles);
return(cloudFiles);
}
/// <summary>
/// 列出指定容器下的对象列表
/// </summary>
/// <param name="containerName"></param>
/// <returns></returns>
public async Task <IList <BlobFileInfo> > ListBlobs(string containerName)
{
if (!string.IsNullOrWhiteSpace(containerName) && !containerName.EndsWith("/"))
{
containerName += "/";
}
var req = new GetBucketRequest(_tcConfig.BucketName);
req.SetPrefix(containerName);
var resp = _cosXmlServer.GetBucket(req);
await resp.HandlerError("获取对象列表出错!");
var list = resp.listBucket.contentsList
.Select(obj =>
new BlobFileInfo
{
Container = containerName?.Trim('/'),
ETag = obj.eTag,
Length = obj.size,
LastModified = Convert.ToDateTime(obj.lastModified),
Name = obj.key.Replace(containerName, string.Empty),
Url = GetUrlByKey(obj.key),
//ContentMD5 =
});
return(list.ToArray());
}
public void testCustomHost()
{
string customHost = "www.my.custom.host.com";
// test host
CosXmlConfig configWithHost = new CosXmlConfig.Builder()
.setHost(customHost)
.Build();
string bucket = "bucket-125000";
CosXmlServer cosXml = new CosXmlServer(configWithHost, null);
GetBucketRequest bucketRequest = new GetBucketRequest(bucket);
try {
cosXml.GetBucket(bucketRequest);
} catch (Exception e) {
// ignore
}
Assert.AreEqual(customHost, bucketRequest.GetHost());
GetObjectRequest request = new GetObjectRequest(bucket, "aKey", null, null);
try {
cosXml.GetObject(request);
} catch (Exception e) {
// ignore
}
Assert.AreEqual(customHost, request.GetHost());
GetServiceRequest serviceRequest = new GetServiceRequest();
Assert.AreEqual("service.cos.myqcloud.com", serviceRequest.GetHost());
}
public async Task <ResponseModel> SelectObjectList()
{
try
{
string bucket = _buketName + "-" + _appid; //存储桶名称 格式：BucketName-APPID
GetBucketRequest request = new GetBucketRequest(bucket);
//设置签名有效时长
request.SetSign(TimeUtils.GetCurrentTime(TimeUnit.SECONDS), 600);
//执行请求
GetBucketResult result = await Task.FromResult(_cosXml.GetBucket(request));
return(new ResponseModel {
Code = 200, Data = result.GetResultInfo()
});
}
catch (CosClientException clientEx)
{
return(new ResponseModel {
Code = 0, Data = "CosClientException: " + clientEx.Message
});
}
catch (CosServerException serverEx)
{
return(new ResponseModel {
Code = 0, Data = "CosServerException: " + serverEx.GetInfo()
});
}
}
/// <summary>
/// 查询指定路径下面的对象
/// </summary>
/// <param name="tEST"></param>
/// <returns></returns>
public ResultModel <ListBucket> GetBucketResult(string tEST)
{
CosXmlConfig config = new CosXmlConfig.Builder()
.SetConnectionTimeoutMs(SetConnectionTimeoutMs) //设置连接超时时间，单位毫秒，默认45000ms
.SetReadWriteTimeoutMs(SetReadWriteTimeoutMs) //设置读写超时时间，单位毫秒，默认45000ms
.IsHttps(IsHttps) //设置默认 HTTPS 请求
.SetAppid(SetAppid) //设置腾讯云账户的账户标识 APPID
.SetRegion(SetRegion) //设置一个默认的存储桶地域
.Build();
string secretId = SecretId; //云 API 密钥 SecretId
string secretKey = SecretKey; //云 API 密钥 SecretKey
long durationSecond = 600; //每次请求签名有效时长，单位为秒
QCloudCredentialProvider qCloudCredentialProvider = new DefaultQCloudCredentialProvider(secretId,
secretKey, durationSecond);
CosXml cosXml = new CosXmlServer(config, qCloudCredentialProvider);
ResultModel <ListBucket> resu = new ResultModel <ListBucket>();
try
{
string bucket = "yuanguhl"; //格式：BucketName-APPID
GetBucketRequest request = new GetBucketRequest(bucket);
request.Region = "ap-beijing";
//设置签名有效时长
request.SetSign(TimeUtils.GetCurrentTime(TimeUnit.SECONDS), 600);
//获取 a/ 下的对象
if (!string.IsNullOrEmpty(tEST))
{
request.SetPrefix(tEST);
}
//执行请求
GetBucketResult result = cosXml.GetBucket(request);
//请求成功
resu.date = result.listBucket;
resu.success = true;
return(resu);
}
catch (COSXML.CosException.CosClientException clientEx)
{
//请求失败
resu.success = false;
resu.message = clientEx.InnerException.ToString();
return(resu);
}
catch (COSXML.CosException.CosServerException serverEx)
{
//请求失败
resu.success = false;
resu.message = serverEx.InnerException.ToString();
return(resu);
}
}
public void TestHostEndpoint()
{
CosXmlConfig config = new CosXmlConfig.Builder()
.SetConnectionLimit(512)
.SetEndpointSuffix("cos.accelerate.myqcloud.com")
.Build();
CosXmlServer cosXml = new CosXmlServer(config, null);
string bucket = "bucket-125000";
GetObjectRequest request = new GetObjectRequest(bucket, "aKey", null, null);
try
{
cosXml.GetObject(request);
}
catch (Exception)
{
// ignore
}
Assert.AreEqual(bucket + "." + config.endpointSuffix, request.GetHost());
GetBucketRequest bucketRequest = new GetBucketRequest(bucket);
try
{
cosXml.GetBucket(bucketRequest);
}
catch (Exception)
{
// ignore
}
Assert.AreEqual(bucket + "." + config.endpointSuffix, bucketRequest.GetHost());
// test service request
GetServiceRequest serviceRequest = new GetServiceRequest();
Assert.AreEqual("service.cos.myqcloud.com", serviceRequest.GetHost());
string serviceHost = "service.cos.csp.com";
serviceRequest.host = serviceHost;
Assert.AreEqual(serviceHost, serviceRequest.GetHost());
}
public void getBucket()
{
//.cssg-snippet-body-start:[get-bucket]
CosXmlConfig config = new CosXmlConfig.Builder()
.SetConnectionTimeoutMs(60000) //设置连接超时时间，单位毫秒，默认45000ms
.SetReadWriteTimeoutMs(40000) //设置读写超时时间，单位毫秒，默认45000ms
.IsHttps(true) //设置默认 HTTPS 请求
.SetAppid("1253653367") //设置腾讯云账户的账户标识 APPID
.SetRegion("ap-guangzhou") //设置一个默认的存储桶地域
.Build();
string secretId = Environment.GetEnvironmentVariable("COS_KEY"); //云 API 密钥 SecretId
string secretKey = Environment.GetEnvironmentVariable("COS_SECRET"); //云 API 密钥 SecretKey
long durationSecond = 600; //每次请求签名有效时长，单位为秒
QCloudCredentialProvider qCloudCredentialProvider = new DefaultQCloudCredentialProvider(secretId,
secretKey, durationSecond);
CosXml cosXml = new CosXmlServer(config, qCloudCredentialProvider);
try
{
string bucket = "bucket-cssg-test-dotnet-1253653367"; //格式：BucketName-APPID
GetBucketRequest request = new GetBucketRequest(bucket);
//设置签名有效时长
request.SetSign(TimeUtils.GetCurrentTime(TimeUnit.SECONDS), 600);
//获取 a/ 下的对象
request.SetPrefix("a/");
//执行请求
GetBucketResult result = cosXml.GetBucket(request);
//bucket的相关信息
ListBucket info = result.listBucket;
}
catch (COSXML.CosException.CosClientException clientEx)
{
//请求失败
Console.WriteLine("CosClientException: " + clientEx);
Assert.Null(clientEx);
}
catch (COSXML.CosException.CosServerException serverEx)
{
//请求失败
Console.WriteLine("CosServerException: " + serverEx.GetInfo());
Assert.Null(serverEx);
}
//.cssg-snippet-body-end
}