| public ListObjects ( ListObjectsRequest request ) : ListObjectsResponse | ||
| request | ListObjectsRequest | Container for the necessary parameters to execute the ListObjects service method. |
| Résultat | ListObjectsResponse | |
public void RefreshAssetList()
{
string SecretKey = null;
string PublicKey = null;
AmazonS3Client Client = new AmazonS3Client(PublicKey, SecretKey);
ListObjectsRequest Request = new ListObjectsRequest
{
BucketName = "assets.minecraft.net",
};
ListObjectsResponse Result;
List<Release> releases = new List<Release>();
do
{
Result = Client.ListObjects(Request);
foreach (S3Object o in Result.S3Objects)
{
string IsSnapshot = "Release";
if(!o.Key.Contains("minecraft.jar")) continue;
if (Regex.IsMatch(o.Key, "[0-9][0-9]w[0-9][0-9]")) IsSnapshot = "Snapshot";
else if (o.Key.Contains("pre")) IsSnapshot = "Pre-release";
releases.Add(new Release { Version = o.Key.Split('/')[0],
Size = (o.Size / 1024).ToString() + "KB",
Uploaded = DateTime.Parse(o.LastModified),
Type = IsSnapshot,
Key = o.Key} );
}
}
while (Result.IsTruncated);
releases.Sort(new Comparison<Release>((x, y) => DateTime.Compare(y.Uploaded, x.Uploaded)));
_Releases.Clear();
foreach (Release r in releases)
{
_Releases.Add(r);
}
Client.Dispose();
Result.Dispose();
}
static void Main()
{
// Connect to Amazon S3 service with authentication
BasicAWSCredentials basicCredentials =
new BasicAWSCredentials("AKIAIIYG27E27PLQ6EWQ",
"hr9+5JrS95zA5U9C6OmNji+ZOTR+w3vIXbWr3/td");
AmazonS3Client s3Client = new AmazonS3Client(basicCredentials);
// Display all S3 buckets
ListBucketsResponse buckets = s3Client.ListBuckets();
foreach (var bucket in buckets.Buckets)
{
Console.WriteLine(bucket.BucketName);
}
// Display and download the files in the first S3 bucket
string bucketName = buckets.Buckets[0].BucketName;
Console.WriteLine("Objects in bucket '{0}':", bucketName);
ListObjectsResponse objects =
s3Client.ListObjects(new ListObjectsRequest() { BucketName = bucketName });
foreach (var s3Object in objects.S3Objects)
{
Console.WriteLine("\t{0} ({1})", s3Object.Key, s3Object.Size);
if (s3Object.Size > 0)
{
// We have a file (not a directory) --> download it
GetObjectResponse objData = s3Client.GetObject(
new GetObjectRequest() { BucketName = bucketName, Key = s3Object.Key });
string s3FileName = new FileInfo(s3Object.Key).Name;
SaveStreamToFile(objData.ResponseStream, s3FileName);
}
}
// Create a new directory and upload a file in it
string path = "uploads/new_folder_" + DateTime.Now.Ticks;
string newFileName = "example.txt";
string fullFileName = path + "/" + newFileName;
string fileContents = "This is an example file created through the Amazon S3 API.";
s3Client.PutObject(new PutObjectRequest() {
BucketName = bucketName,
Key = fullFileName,
ContentBody = fileContents}
);
Console.WriteLine("Created a file in Amazon S3: {0}", fullFileName);
// Share the uploaded file and get a download URL
string uploadedFileUrl = s3Client.GetPreSignedURL(new GetPreSignedUrlRequest()
{
BucketName = bucketName,
Key = fullFileName,
Expires = DateTime.Now.AddYears(5)
});
Console.WriteLine("File download URL: {0}", uploadedFileUrl);
System.Diagnostics.Process.Start(uploadedFileUrl);
}
public void TestSerializingExceptions()
{
using (var client = new Amazon.S3.AmazonS3Client())
{
try
{
var fakeBucketName = "super.duper.fake.bucket.name.123." + Guid.NewGuid().ToString();
client.ListObjects(fakeBucketName);
}
catch (AmazonS3Exception e)
{
TestException(e);
}
var s3pue = CreateS3PostUploadException();
TestException(s3pue);
var doe = CreateDeleteObjectsException();
TestException(doe);
var aace = new AdfsAuthenticationControllerException("Message");
TestException(aace);
#pragma warning disable 618
var ccre = new CredentialCallbackRequiredException("Message");
TestException(ccre);
var afe = new AuthenticationFailedException("Message");
TestException(afe);
#pragma warning restore 618
}
}
public void TestSerializingExceptions()
{
using(var client = new Amazon.S3.AmazonS3Client())
{
try
{
var fakeBucketName = "super.duper.fake.bucket.name.123." + Guid.NewGuid().ToString();
client.ListObjects(fakeBucketName);
}
catch(AmazonS3Exception e)
{
TestException(e);
}
var s3pue = CreateS3PostUploadException();
TestException(s3pue);
var doe = CreateDeleteObjectsException();
TestException(doe);
var aace = new AdfsAuthenticationControllerException("Message");
TestException(aace);
#pragma warning disable 618
var ccre = new CredentialCallbackRequiredException("Message");
TestException(ccre);
var afe = new AuthenticationFailedException("Message");
TestException(afe);
#pragma warning restore 618
}
}
public static IEnumerable<string> ListFiles(string bucketName, string accessKeyID, string secretAccessKey)
{
List<string> fileNames = new List<string>();
try
{
var s3Client = new AmazonS3Client(accessKeyID, secretAccessKey, Amazon.RegionEndpoint.USEast1);
ListObjectsRequest request = new ListObjectsRequest
{
BucketName = bucketName
};
while (request != null)
{
ListObjectsResponse response = s3Client.ListObjects(request);
foreach (S3Object entry in response.S3Objects)
{
fileNames.Add(entry.Key);
}
if (response.IsTruncated)
{
request.Marker = response.NextMarker;
}
else
{
request = null;
}
}
}
catch (Exception e)
{
}
return fileNames;
}
public static void SoftDeleteFolders(ControllerConfiguration context, IEnumerable<string> folders)
{
if (context == null)
throw new ArgumentNullException("context", "Context cannot be null.");
if (folders == null)
throw new ArgumentNullException("folders", "Folders cannot be null.");
using (var client = new AmazonS3Client(context.AwsAccessKeyId, context.AwsSecretAccessKey))
{
foreach (var folder in folders)
{
int maxResults = 100;
int lastCount = maxResults;
while (maxResults == lastCount)
{
using (var listResponse = client.ListObjects(new ListObjectsRequest()
{
BucketName = context.BucketName,
Prefix = folder,
}))
{
lastCount = listResponse.S3Objects.Count;
Parallel.ForEach(listResponse.S3Objects, folderObject =>
{
using (var copyResponse = client.CopyObject(new CopyObjectRequest()
{
SourceBucket = context.BucketName,
DestinationBucket = context.BucketName,
SourceKey = folderObject.Key,
DestinationKey = ".recycled/" + folderObject.Key,
})) { }
});
Parallel.ForEach(listResponse.S3Objects, folderObject =>
{
using (var deleteReponse = client.DeleteObject(new DeleteObjectRequest()
{
BucketName = context.BucketName,
Key = folderObject.Key,
})) { }
});
}
}
}
}
}
public static void DeleteAllBucketItems(string bucketName)
{
using (var client = new AmazonS3Client(Settings.AccessKey, Settings.Secret))
{
var request = new ListObjectsRequest
{
BucketName = bucketName
};
var response = client.ListObjects(request);
foreach (var entry in response.S3Objects)
{
client.DeleteObject(bucketName, entry.Key);
}
}
}
public void S3DeleteItemsFolder(string bucketName, string serverFolder)
{
//ref: http://docs.aws.amazon.com/AmazonS3/latest/dev/RetrievingObjectUsingNetSDK.html
int count = 0;
using (var client = new AmazonS3Client(this.AcesssKey, this.SecretKey, this.Region))
{
ListObjectsRequest request = new ListObjectsRequest
{
BucketName = bucketName,
MaxKeys = 10,
Prefix = serverFolder
};
do
{
ListObjectsResponse response = client.ListObjects(request);
// Process response
foreach (S3Object entry in response.S3Objects)
{
if (entry.Key == serverFolder || entry.Key == string.Format("{0}/", serverFolder) || entry.Key == string.Format("/{0}", serverFolder))
continue; //Folder
count++;
//System.Diagnostics.Debug.WriteLine(string.Format("AwsS3 -- key = {0} size = {1} / {2} items read", entry.Key, entry.Size.ToString("#,##0"), count.ToString("#,##0")));
this.S3DeleteItem(bucketName, entry.Key);
Console.WriteLine(string.Format("{0} -- {1} items deleted", entry.Key, count.ToString("#,##0")));
}
// If response is truncated, set the marker to get the next
// set of keys.
if (response.IsTruncated)
{
request.Marker = response.NextMarker;
}
else
{
request = null;
}
} while (request != null);
}
}
public virtual void DeleteBucket(AmazonS3Client s3Client, string bucketName)
{
// First, try to delete the bucket.
var deleteBucketRequest = new DeleteBucketRequest
{
BucketName = bucketName
};
try
{
s3Client.DeleteBucket(deleteBucketRequest);
// If we get here, no error was generated so we'll assume the bucket was deleted and return.
return;
}
catch (AmazonS3Exception ex)
{
if (!ex.ErrorCode.Equals("BucketNotEmpty"))
{
// We got an unanticipated error. Just rethrow.
throw;
}
}
// If we got here, then our bucket isn't empty so we need to delete the items in it first.
DeleteObjectsRequest deleteObjectsRequest = new DeleteObjectsRequest {BucketName = bucketName};
foreach (S3Object obj in s3Client.ListObjects(new ListObjectsRequest {BucketName = bucketName}).S3Objects)
{
// Add keys for the objects to the delete request
deleteObjectsRequest.AddKey(obj.Key, null);
}
// Submit the request
s3Client.DeleteObjects(deleteObjectsRequest);
// The bucket is empty now, so delete the bucket.
s3Client.DeleteBucket(deleteBucketRequest);
}
public bool FileExists(string path, string bucket)
{
using (var s3 = new AmazonS3Client(_connectionInfo.AccessKey, _connectionInfo.SecretKey,
new AmazonS3Config {ServiceURL = "http://s3.amazonaws.com"}))
{
return s3.ListObjects(new ListObjectsRequest
{
BucketName = bucket,
Prefix = path,
MaxKeys = 1
})
.MaxKeys > 0;
}
}
public void PullVersion(Guid key, DirectoryInfo directory, bool mergeExistingFiles = false)
{
if (!directory.Exists)
throw new ArgumentException("Directory must exist.", "directory");
if (!VersionExists(key))
throw new VersionNotFoundException(string.Format("Could not find the version with key: {0}", key));
if (!mergeExistingFiles)
{
if (directory.EnumerateFileSystemInfos().Any())
throw new ArgumentException("Target directory is not empty.");
}
try
{
var ignorePaths = new string[1] { ".info" };
using (var client = new AmazonS3Client(Context.AwsAccessKeyId, Context.AwsSecretAccessKey))
{
bool more = true;
string lastResult = null;
string prefix = string.Format("{0}/{1}/", STR_VERSIONS_CONTAINER_PATH, key.ToString("N"));
while (more)
{
using (var listResponse = client.ListObjects(new ListObjectsRequest()
{
BucketName = Context.BucketName,
Prefix = prefix,
Delimiter = lastResult,
}))
{
listResponse.S3Objects.Where(obj => !ignorePaths.Any(ignore => obj.Key == String.Format("{0}{1}", prefix, ignore)))
.AsParallel().ForAll(s3obj =>
{
using (var getResponse = client.GetObject(new GetObjectRequest()
{
BucketName = Context.BucketName,
Key = s3obj.Key,
}))
{
getResponse.WriteResponseStreamToFile(Utils.Files.GetLocalAbsolutePath(s3obj.Key, prefix, directory.FullName));
}
});
if (listResponse.IsTruncated)
{
more = true;
}
more = listResponse.IsTruncated;
lastResult = listResponse.S3Objects.Last().Key;
}
}
}
}
catch (Exception ex)
{
throw new DeploymentException(string.Format("Failed pushing to version with key \"{0}\"", key), ex);
}
}
public static IEnumerable<string> ListFromBucket(string bucketName)
{
using (var client = new AmazonS3Client(Settings.AccessKey, Settings.Secret))
{
var request = new ListObjectsRequest
{
BucketName = bucketName
};
var response = client.ListObjects(request);
foreach (var entry in response.S3Objects)
{
yield return entry.Key;
}
}
}
public static long GetBucketItemSizeInBytes(string bucketName, string key)
{
using (var client = new AmazonS3Client(Settings.AccessKey, Settings.Secret))
{
var request = new ListObjectsRequest
{
BucketName = bucketName,
Prefix = key
};
var response = client.ListObjects(request).S3Objects.FirstOrDefault();
if (response == null) return 0;
return response.Size;
}
}
public virtual void ListObjects(AmazonS3Client s3Client, string bucketName)
{
// Create the request
var listObjectsRequest = new ListObjectsRequest
{
BucketName = bucketName
};
// Submit the request
ListObjectsResponse listObjectsResponse = s3Client.ListObjects(listObjectsRequest);
// Display the results
foreach (S3Object objectSummary in listObjectsResponse.S3Objects)
{
Console.WriteLine("{0} (size: {1})", objectSummary.Key, objectSummary.Size);
}
}
public List<string> S3ListItems(string bucketName, string serverFolder, int? maxItems = null)
{
//ref: http://docs.aws.amazon.com/AmazonS3/latest/dev/RetrievingObjectUsingNetSDK.html
List<string> listRest = new List<string>();
int count = 0;
var region = Amazon.RegionEndpoint.GetBySystemName(this.Region);
using (var client = new AmazonS3Client(this.AcesssKey, this.SecretKey, region))
{
ListObjectsRequest request = new ListObjectsRequest
{
BucketName = bucketName,
MaxKeys = 10,
Prefix = serverFolder
};
do
{
ListObjectsResponse response = client.ListObjects(request);
// Process response
foreach (S3Object entry in response.S3Objects)
{
if (entry.Key == serverFolder || entry.Key == string.Format("{0}/", serverFolder) || entry.Key == string.Format("/{0}", serverFolder))
continue; //Folder
count++;
System.Diagnostics.Debug.WriteLine("AwsS3 -- key = {0} size = {1} / {2} items read", entry.Key, entry.Size.ToString("#,##0"), count.ToString("#,##0"));
listRest.Add(entry.Key);
}
// If response is truncated, set the marker to get the next
// set of keys.
if (response.IsTruncated)
{
request.Marker = response.NextMarker;
}
else
{
request = null;
}
if (maxItems.HasValue && count >= maxItems.Value)
break;
} while (request != null);
}
return listRest;
}
public LogEntryPage GetLogEntryPage(Guid instanceKey, string marker = null, int pageSize = 50)
{
if (pageSize < 1)
throw new ArgumentOutOfRangeException("pageSize", "Page size cannot be less than 1.");
if (pageSize > 100)
throw new ArgumentOutOfRangeException("pageSize", "Page size cannot be greater than 100.");
try
{
using (var client = new AmazonS3Client(Context.AwsAccessKeyId, Context.AwsSecretAccessKey))
{
using (var res = client.ListObjects(new ListObjectsRequest()
{
BucketName = Context.BucketName,
Prefix = string.Format("{0}/{1}/", STR_LOGS_CONTAINER_PATH, instanceKey.ToString("N")),
MaxKeys = pageSize,
Marker = marker,
}))
{
return new LogEntryPage()
{
InstanceKey = instanceKey,
StartMarker = marker,
PageSize = pageSize,
NextMarker = res.NextMarker,
LogEntries = res.S3Objects.Select(o =>
{
DateTime timestamp;
LogStatus status;
bool timestampSucceeded = TryGetTimestampFromKey(o.Key, out timestamp);
bool statusSucceeded = TryGetStateFromKey(o.Key, out status);
return new { Timestmp = timestamp, Status = status, ParseSucceeded = timestampSucceeded && statusSucceeded };
})
.Where(o => o.ParseSucceeded)
.Select(o => new LogEntryListItem() { Timestamp = o.Timestmp, Status = o.Status })
.ToList()
};
}
}
}
catch (AmazonS3Exception awsEx)
{
throw new DeploymentException("Failed listing logs.", awsEx);
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (this.Session[Settings.Default.FlashSessionKey] != null)
{
this.FlashLiteralWrapper.Visible = true;
this.FlashLiteral.Text = this.Session[Settings.Default.FlashSessionKey].ToString();
this.Session[Settings.Default.FlashSessionKey] = null;
}
else
{
this.FlashLiteralWrapper.Visible = false;
}
this._petIdString = this.Request.QueryString["petid"];
if (String.IsNullOrEmpty(this._petIdString))
{
this.StatsLiteral.Text = "Add a New Pet";
this.SaveStatsButton.Text = "Save New Pet";
}
else
{
this.PhotoPanel.Visible = true;
}
this._userBucketName = String.Format(Settings.Default.BucketNameFormat, this.Context.User.Identity.Name, this._petIdString);
this._itemName = this._petIdString ?? Guid.NewGuid().ToString();
this._domainName = String.Format(Settings.Default.SimpleDbDomainNameFormat, this.Context.User.Identity.Name);
if (!this.Page.IsPostBack)
{
List<int> years = new List<int>(100);
for (int i = 0; i < 100; i++)
{
years.Add(DateTime.Now.AddYears(i * -1).Year);
}
this.YearDropDownList.DataSource = years.OrderByDescending(y => y);
this.YearDropDownList.DataBind();
this.SelectMonth();
this.SelectDay();
Pet pet = default(Pet);
List<string> files = new List<string>();
if (!String.IsNullOrEmpty(this._petIdString))
{
//
// Try to get the requested pet from the user's private domain
//
DomainHelper.CheckForDomain(this._domainName, _simpleDBClient);
GetAttributesRequest getAttributeRequest = new GetAttributesRequest()
.WithDomainName(this._domainName)
.WithItemName(this._itemName);
GetAttributesResponse getAttributeResponse = _simpleDBClient.GetAttributes(getAttributeRequest);
List<Attribute> attrs = null;
bool showPublic = false;
if (getAttributeResponse.IsSetGetAttributesResult())
{
attrs = getAttributeResponse.GetAttributesResult.Attribute;
showPublic = false;
//
// If we can't find it try the public domain
//
if (attrs.Count == 0)
{
showPublic = true;
}
}
if (showPublic)
{
Response.Redirect(String.Concat("PetProfile.aspx?petid", _petIdString));
return;
}
pet = new Pet
{
Name = attrs.First(a => a.Name == "Name").Value,
Birthdate = attrs.First(a => a.Name == "Birthdate").Value,
Sex = attrs.First(a => a.Name == "Sex").Value,
Type = attrs.First(a => a.Name == "Type").Value,
Breed = attrs.First(a => a.Name == "Breed").Value,
Likes = attrs.First(a => a.Name == "Likes").Value,
Dislikes = attrs.First(a => a.Name == "Dislikes").Value
};
this.Public.Checked = bool.Parse(attrs.First(a => a.Name == "Public").Value);
using (AmazonS3Client s3Client = new AmazonS3Client(Settings.Default.AWSAccessKey.Trim(), Settings.Default.AWSSecretAccessKey.Trim()))
{
BucketHelper.CheckForBucket(this._petIdString, s3Client);
ListObjectsRequest listObjectsRequest = new ListObjectsRequest()
.WithBucketName(this._userBucketName);
using (ListObjectsResponse listObjectsResponse = s3Client.ListObjects(listObjectsRequest))
{
files = listObjectsResponse.S3Objects.Select(o => String.Format(Settings.Default.S3BucketUrlFormat, this._userBucketName, o.Key)).ToList();
string firstPhoto = files.FirstOrDefault();
this.PhotoThumbUrl.Value = firstPhoto ?? String.Empty;
}
}
}
if (pet != default(Pet))
{
this.PetNameHeader.Text = pet.Name;
this.NameTextBox.Text = pet.Name;
this.AnimalDropDownList.SelectedValue = pet.Type;
this.BreedTextBox.Text = pet.Breed;
this.SexDropDownList.SelectedValue = pet.Sex;
if (pet.Birthdate != null)
{
DateTime birthdate = DateTime.Parse(pet.Birthdate);
this.YearDropDownList.SelectedValue = birthdate.Year.ToString();
this.MonthDropDownList.SelectedValue = birthdate.Month.ToString();
this.DayDropDownList.SelectedValue = birthdate.Day.ToString();
}
this.LikesTextBox.Text = pet.Likes;
this.DislikesTextBox.Text = pet.Dislikes;
this.PhotoRepeater.DataSource = files;
this.PhotoRepeater.DataBind();
}
}
}
/// <summary>
/// Uses the AWS SDK for .NET to talk to Tier 3 Object Storage
/// </summary>
private static void UseAwsSdk()
{
Console.WriteLine(":: Calling Tier 3 Object Storage from AWS SDK for .NET ::");
Console.WriteLine();
//create configuration that points to different URL
AmazonS3Config config = new AmazonS3Config()
{
ServiceURL = "ca.tier3.io"
};
AmazonS3Client client = new AmazonS3Client(adminAccessKey, adminAccessSecret, config);
/*
* List buckets
*/
Console.WriteLine("ACTION: List all the buckets");
ListBucketsResponse resp = client.ListBuckets();
foreach (S3Bucket bucket in resp.Buckets)
{
Console.WriteLine("-" + bucket.BucketName);
}
Console.WriteLine();
/*
* List objects in a single bucket
*/
Console.WriteLine("ACTION: Enter the name of a bucket to open: ");
string inputbucket = Console.ReadLine();
ListObjectsRequest objReq = new ListObjectsRequest() { BucketName = inputbucket };
ListObjectsResponse objResp = client.ListObjects(objReq);
foreach (S3Object obj in objResp.S3Objects)
{
Console.WriteLine("-" + obj.Key);
}
/*
* Upload object to bucket
*/
//Console.Write("Type [Enter] to upload an object to the opened bucket");
//Console.ReadLine();
//PutObjectRequest putReq = new PutObjectRequest() { BucketName = inputbucket, FilePath = @"C:\image.png", ContentType = "image/png" };
//PutObjectResponse putResp = client.PutObject(putReq);
//Console.WriteLine("Object uploaded.");
Console.ReadLine();
}
private void DownloadFolder(string folder, Label label)
{
var region = Amazon.RegionEndpoint.USEast1;
var credentials = new BasicAWSCredentials("AKIAI6FLMSLBSLE4YBKQ", "l3sIAyIAvSqsg+uWbwmnD8MgHoaDeDHs2tOyVbYT");
S3Client = new AmazonS3Client(credentials, region);
var count = 0;
label.Text = count.ToString();
var request = new ListObjectsRequest
{
BucketName = "logs-concierge-prod",
Prefix = folder,
MaxKeys = 1000
};
var response = S3Client.ListObjects(request);
while (response.S3Objects.Count > 0)
{
count += response.S3Objects.Count;
label.Text = count.ToString();
response = S3Client.ListObjects(request);
var lines = new List<string>();
var startPoint = "";
foreach (var item in response.S3Objects)
{
lines.Add(String.Format("{0}\t{1}\t{2}", item.Key, item.Size, item.LastModified));
startPoint = item.Key;
}
request.Marker = startPoint;
WriteToFile(lines, folder);
}
label.Text = count.ToString();
}
/// <summary>
/// get the files in s3 from a bucket
/// </summary>
/// <param name="bucket"></param>
/// <param name="Files"></param>
/// <returns></returns>
public bool GetFiles(string bucket, out IEnumerable<string> Files)
{
Files = null;
try
{
//amazon client
using (var client = new AmazonS3Client())
{
//get object request
using (var response = client.ListObjects(new ListObjectsRequest()
.WithBucketName(bucket)))
{
List<string> list = new List<string>();
response.S3Objects.ForEach(o => list.Add(o.Key));
Files = list;
return true;
}
}
}
catch (Exception ex)
{
Trace.WriteLine(ex.ToString());
}
return false;
}
//***
public System.Tuple<bool, List<string>> ListObjectsInBucket(AmazonS3Client client, string bucketName)
{
try
{
ListObjectsRequest request = new ListObjectsRequest();
request.WithBucketName(bucketName);
ListObjectsResponse response = client.ListObjects(request);
List<string> retList = new List<string>();
foreach (S3Object s3Object in response.S3Objects)
retList.Add(s3Object.Key);
return new System.Tuple<bool, List<string>>(false, retList);
}
catch (Exception e)
{
return new System.Tuple<bool, List<string>>(false, new List<string>() { e.ToString()});
}
}
public static int GetBucketItemCount(string bucketName)
{
using (var client = new AmazonS3Client(Settings.AccessKey, Settings.Secret))
{
var request = new ListObjectsRequest
{
BucketName = bucketName
};
var count = 0;
var response = client.ListObjects(request);
count = count + response.S3Objects.Count();
while (response.IsTruncated)
{
request.Marker = response.NextMarker;
response = client.ListObjects(request);
count = count + response.S3Objects.Count();
}
return count;
}
}
public virtual void RemoveLabBuckets(AmazonS3Client s3Client, List<string> bucketNames)
{
foreach (var bucketName in bucketNames)
{
try
{
ListObjectsResponse listObjectsResponse =
s3Client.ListObjects(new ListObjectsRequest {BucketName = bucketName});
foreach (var s3Object in listObjectsResponse.S3Objects)
{
var deleteObjectRequest = new DeleteObjectRequest
{
BucketName = bucketName,
Key = s3Object.Key
};
s3Client.DeleteObject(deleteObjectRequest);
}
s3Client.DeleteBucket(new DeleteBucketRequest {BucketName = bucketName});
}
catch (AmazonS3Exception s3E)
{
if (!s3E.ErrorCode.Equals("NoSuchBucket"))
{
// This error wasn't expected, so rethrow.
throw;
}
}
}
}
public static long GetBucketSizeInBytes(string bucketName)
{
using (var client = new AmazonS3Client(Settings.AccessKey, Settings.Secret))
{
var request = new ListObjectsRequest
{
BucketName = bucketName
};
long size = 0;
var response = client.ListObjects(request);
size = size + response.S3Objects.Sum(x => x.Size);
while (response.IsTruncated)
{
request.Marker = response.NextMarker;
response = client.ListObjects(request);
size = size + response.S3Objects.Sum(x => x.Size);
}
return size;
}
}
private void executeSomeBucketOperations(AmazonS3Config s3Config)
{
using (var s3Client = new AmazonS3Client(s3Config))
{
// Call ListBuckets first to verify that AmazonS3PostMarshallHandler.ProcessRequestHandlers
// correctly computes the endpoint when no bucket name is present.
var listBucketsResponse = s3Client.ListBuckets();
Assert.IsNotNull(listBucketsResponse);
Assert.IsFalse(string.IsNullOrEmpty(listBucketsResponse.ResponseMetadata.RequestId));
// Bonus call on ListObjects if we can find a bucket compatible with the test region (to avoid 301
// errors due to addressing bucket on wrong endpoint). This verifies that
// AmazonS3PostMarshallHandler.ProcessRequestHandlers correctly computes the endpoint when
// a bucket name is present.
string bucketName = null;
foreach (var bucket in listBucketsResponse.Buckets)
{
try
{
var bucketLocationResponse = s3Client.GetBucketLocation(bucket.BucketName);
if (string.IsNullOrEmpty(bucketLocationResponse.Location) && s3Config.RegionEndpoint == RegionEndpoint.USEast1)
bucketName = bucket.BucketName;
else if (string.Equals(s3Config.RegionEndpoint.SystemName, bucketLocationResponse.Location, StringComparison.OrdinalIgnoreCase))
bucketName = bucket.BucketName;
if (!string.IsNullOrEmpty(bucketName))
break;
}
catch(AmazonS3Exception e)
{
if (e.StatusCode != System.Net.HttpStatusCode.NotFound)
throw;
}
}
if (!string.IsNullOrEmpty(bucketName))
{
var listObjectsResponse = s3Client.ListObjects(new ListObjectsRequest { BucketName = bucketName });
Assert.IsNotNull(listObjectsResponse);
Assert.IsNotNull(listObjectsResponse.ResponseMetadata);
}
}
}
public static long GetTotalFileCount(S3ConnectionString connectionInfo)
{
using (var client = new AmazonS3Client(connectionInfo.AccessKey, connectionInfo.SecretKey,
new AmazonS3Config {ServiceURL = "http://s3.amazonaws.com"}))
{
var listObjectsRequest = new ListObjectsRequest
{
BucketName = connectionInfo.BucketName,
Prefix = connectionInfo.FolderName
};
var marker = default(string);
var totalCount = 0;
var resp = default(ListObjectsResponse);
do
{
listObjectsRequest.Marker = marker;
resp = client.ListObjects(listObjectsRequest);
totalCount += resp.S3Objects.Count;
marker = resp.NextMarker;
} while (resp.IsTruncated);
return totalCount;
}
}
public void BucketSamples()
{
{
#region ListBuckets Sample
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Issue call
ListBucketsResponse response = client.ListBuckets();
// View response data
Console.WriteLine("Buckets owner - {0}", response.Owner.DisplayName);
foreach (S3Bucket bucket in response.Buckets)
{
Console.WriteLine("Bucket {0}, Created on {1}", bucket.BucketName, bucket.CreationDate);
}
#endregion
}
{
#region BucketPolicy Sample
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Put sample bucket policy (overwrite an existing policy)
string newPolicy = @"{
""Statement"":[{
""Sid"":""BasicPerms"",
""Effect"":""Allow"",
""Principal"": ""*"",
""Action"":[""s3:PutObject"",""s3:GetObject""],
""Resource"":[""arn:aws:s3:::samplebucketname/*""]
}]}";
PutBucketPolicyRequest putRequest = new PutBucketPolicyRequest
{
BucketName = "SampleBucket",
Policy = newPolicy
};
client.PutBucketPolicy(putRequest);
// Retrieve current policy
GetBucketPolicyRequest getRequest = new GetBucketPolicyRequest
{
BucketName = "SampleBucket"
};
string policy = client.GetBucketPolicy(getRequest).Policy;
Console.WriteLine(policy);
Debug.Assert(policy.Contains("BasicPerms"));
// Delete current policy
DeleteBucketPolicyRequest deleteRequest = new DeleteBucketPolicyRequest
{
BucketName = "SampleBucket"
};
client.DeleteBucketPolicy(deleteRequest);
// Retrieve current policy and verify that it is null
policy = client.GetBucketPolicy(getRequest).Policy;
Debug.Assert(policy == null);
#endregion
}
{
#region GetBucketLocation Sample
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Construct request
GetBucketLocationRequest request = new GetBucketLocationRequest
{
BucketName = "SampleBucket"
};
// Issue call
GetBucketLocationResponse response = client.GetBucketLocation(request);
// View response data
Console.WriteLine("Bucket location - {0}", response.Location);
#endregion
}
{
#region PutBucket Sample
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Construct request
PutBucketRequest request = new PutBucketRequest
{
BucketName = "SampleBucket",
BucketRegion = S3Region.EU, // set region to EU
CannedACL = S3CannedACL.PublicRead // make bucket publicly readable
};
// Issue call
PutBucketResponse response = client.PutBucket(request);
#endregion
}
{
#region DeleteBucket Sample 1
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Construct request
DeleteBucketRequest request = new DeleteBucketRequest
{
BucketName = "SampleBucket"
};
// Issue call
DeleteBucketResponse response = client.DeleteBucket(request);
#endregion
}
{
#region DeleteBucket Sample 2
// Create a client
AmazonS3Client client = new AmazonS3Client();
// List and delete all objects
ListObjectsRequest listRequest = new ListObjectsRequest
{
BucketName = "SampleBucket"
};
ListObjectsResponse listResponse;
do
{
// Get a list of objects
listResponse = client.ListObjects(listRequest);
foreach (S3Object obj in listResponse.S3Objects)
{
// Delete each object
client.DeleteObject(new DeleteObjectRequest
{
BucketName = "SampleBucket",
Key = obj.Key
});
}
// Set the marker property
listRequest.Marker = listResponse.NextMarker;
} while (listResponse.IsTruncated);
// Construct DeleteBucket request
DeleteBucketRequest request = new DeleteBucketRequest
{
BucketName = "SampleBucket"
};
// Issue call
DeleteBucketResponse response = client.DeleteBucket(request);
#endregion
}
{
#region LifecycleConfiguration Sample
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Put sample lifecycle configuration (overwrite an existing configuration)
LifecycleConfiguration newConfiguration = new LifecycleConfiguration
{
Rules = new List<LifecycleRule>
{
// Rule to delete keys with prefix "Test-" after 5 days
new LifecycleRule
{
Prefix = "Test-",
Expiration = new LifecycleRuleExpiration { Days = 5 }
},
// Rule to delete keys in subdirectory "Logs" after 2 days
new LifecycleRule
{
Prefix = "Logs/",
Expiration = new LifecycleRuleExpiration { Days = 2 },
Id = "log-file-removal"
}
}
};
PutLifecycleConfigurationRequest putRequest = new PutLifecycleConfigurationRequest
{
BucketName = "SampleBucket",
Configuration = newConfiguration
};
client.PutLifecycleConfiguration(putRequest);
// Retrieve current configuration
GetLifecycleConfigurationRequest getRequest = new GetLifecycleConfigurationRequest
{
BucketName = "SampleBucket"
};
LifecycleConfiguration configuration = client.GetLifecycleConfiguration(getRequest).Configuration;
Console.WriteLine("Configuration contains {0} rules", configuration.Rules.Count);
foreach (LifecycleRule rule in configuration.Rules)
{
Console.WriteLine("Rule");
Console.WriteLine(" Prefix = " + rule.Prefix);
Console.WriteLine(" Expiration (days) = " + rule.Expiration.Days);
Console.WriteLine(" Id = " + rule.Id);
Console.WriteLine(" Status = " + rule.Status);
}
// Put a new configuration and overwrite the existing configuration
configuration.Rules.RemoveAt(0); // remove first rule
client.PutLifecycleConfiguration(putRequest);
// Delete current configuration
DeleteLifecycleConfigurationRequest deleteRequest = new DeleteLifecycleConfigurationRequest
{
BucketName = "SampleBucket"
};
client.DeleteLifecycleConfiguration(deleteRequest);
// Retrieve current configuration and verify that it is null
configuration = client.GetLifecycleConfiguration(getRequest).Configuration;
Debug.Assert(configuration == null);
#endregion
}
}
private static void FailureRetryRequests(int totalRequests, int retryRequests, int extraRequests, AmazonS3Client client)
{
for (int i = 0; i < totalRequests; i++)
{
try
{
var response = client.ListObjects("CapacityManagerTests");
}
catch (Exception)
{
if (i == totalRequests - 1)
{
Assert.AreEqual(retryRequests * 2, requestCount - extraRequests);
}
continue;
}
}
}
/// <summary>
/// Background Info:- Each retry request requires 5 capacity. On successful retry response 5 would be put back into the
/// capacity. On a successful response which is not a retry request 1 is added to the capacity. The capacity has a max cap
/// that is not exceeded.
/// Dependency:- This test depends on the file ListObjectsResponse.xml which contains a sample success ListObject response.
/// This Integration test works in three phases.
/// Phase 1. Keeping in mind that we can make a 100 requests with the current set configurations, 500 requests are made
/// to a mock servlet which returns back a 500 error which leads to 500 retry requests. As the capacity can only handle
/// a 100, this leads to the capacity getting depleted. An assert proves the number of retry requests that was made.
/// Phase 2. With the capacity completely entry, phase 2 makes 500 requests for which the mock servlet returns a success
/// response. This puts back enough capacity to make a 100 retry requests.
/// Phase 3. Phase 1 is repeated again with an assert to prove that Phase 2 added the said capacity.
/// </summary>
public void S3CapacityManagerIntegrationTest()
{
int TotalRequests = 500;
int RetryRequests = 100;
int ExtraRequests = TotalRequests-RetryRequests;
requestCount = 0;
var retryFlag = true;
using (MultipleResponseServlet servlet = new MultipleResponseServlet())
{
servlet.OnRequest += path =>
{
requestCount++;
if (retryFlag)
{
return new MultipleResponseServlet.Response
{
Contents = "foo",
Headers = new Dictionary<string, string>(),
StatusCode = 500
};
}
else
{
var xmlDoc = UtilityMethods.GetResourceText("ListObjectsResponse.xml");
XmlDocument myxml = new XmlDocument();
myxml.LoadXml(xmlDoc);
string contents = myxml.InnerXml;
return new MultipleResponseServlet.Response
{
Contents = contents,
Headers = new Dictionary<string, string>(),
StatusCode = 200
};
}
};
string server = "http://localhost:" + servlet.Port;
using (var client = new AmazonS3Client(new AmazonS3Config
{
ServiceURL = server,
MaxErrorRetry = 1
}))
{
retryFlag = true;
FailureRetryRequests(TotalRequests, RetryRequests, ExtraRequests, client);
retryFlag = false;
requestCount = 0;
for (int i = 0; i < TotalRequests; i++)
{
var response = client.ListObjects("CapacityManagerTests");
}
retryFlag = true;
requestCount = 0;
FailureRetryRequests(TotalRequests, RetryRequests, ExtraRequests, client);
}
}
}
public void ObjectSamples()
{
{
#region ListObjects Sample
// Create a client
AmazonS3Client client = new AmazonS3Client();
// List all objects
ListObjectsRequest listRequest = new ListObjectsRequest
{
BucketName = "SampleBucket",
};
ListObjectsResponse listResponse;
do
{
// Get a list of objects
listResponse = client.ListObjects(listRequest);
foreach (S3Object obj in listResponse.S3Objects)
{
Console.WriteLine("Object - " + obj.Key);
Console.WriteLine(" Size - " + obj.Size);
Console.WriteLine(" LastModified - " + obj.LastModified);
Console.WriteLine(" Storage class - " + obj.StorageClass);
}
// Set the marker property
listRequest.Marker = listResponse.NextMarker;
} while (listResponse.IsTruncated);
#endregion
}
{
#region GetObject Sample
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Create a GetObject request
GetObjectRequest request = new GetObjectRequest
{
BucketName = "SampleBucket",
Key = "Item1"
};
// Issue request and remember to dispose of the response
using (GetObjectResponse response = client.GetObject(request))
{
using (StreamReader reader = new StreamReader(response.ResponseStream))
{
string contents = reader.ReadToEnd();
Console.WriteLine("Object - " + response.Key);
Console.WriteLine(" Version Id - " + response.VersionId);
Console.WriteLine(" Contents - " + contents);
}
}
#endregion
}
{
#region GetObjectMetadata Sample
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Create a GetObjectMetadata request
GetObjectMetadataRequest request = new GetObjectMetadataRequest
{
BucketName = "SampleBucket",
Key = "Item1"
};
// Issue request and view the response
GetObjectMetadataResponse response = client.GetObjectMetadata(request);
Console.WriteLine("Content Length - " + response.ContentLength);
Console.WriteLine("Content Type - " + response.Headers.ContentType);
if (response.Expiration != null)
{
Console.WriteLine("Expiration Date - " + response.Expiration.ExpiryDate);
Console.WriteLine("Expiration Rule Id - " + response.Expiration.RuleId);
}
#endregion
}
{
#region PutObject Sample 1
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Create a PutObject request
PutObjectRequest request = new PutObjectRequest
{
BucketName = "SampleBucket",
Key = "Item1",
ContentBody = "This is sample content..."
};
// Put object
PutObjectResponse response = client.PutObject(request);
#endregion
}
{
#region PutObject Sample 2
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Create a PutObject request
PutObjectRequest request = new PutObjectRequest
{
BucketName = "SampleBucket",
Key = "Item1",
FilePath = "contents.txt"
};
// Put object
PutObjectResponse response = client.PutObject(request);
#endregion
}
{
#region PutObject Sample 3
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Create a PutObject request
PutObjectRequest request = new PutObjectRequest
{
BucketName = "SampleBucket",
Key = "Item1",
};
using (FileStream stream = new FileStream("contents.txt", FileMode.Open))
{
request.InputStream = stream;
// Put object
PutObjectResponse response = client.PutObject(request);
}
#endregion
}
{
#region DeleteObject Sample
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Create a DeleteObject request
DeleteObjectRequest request = new DeleteObjectRequest
{
BucketName = "SampleBucket",
Key = "Item1"
};
// Issue request
client.DeleteObject(request);
#endregion
}
{
#region DeleteObjects Sample
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Create a DeleteObject request
DeleteObjectsRequest request = new DeleteObjectsRequest
{
BucketName = "SampleBucket",
Objects = new List<KeyVersion>
{
new KeyVersion() {Key = "Item1"},
// Versioned item
new KeyVersion() { Key = "Item2", VersionId = "Rej8CiBxcZKVK81cLr39j27Y5FVXghDK", },
// Item in subdirectory
new KeyVersion() { Key = "Logs/error.txt"}
}
};
try
{
// Issue request
DeleteObjectsResponse response = client.DeleteObjects(request);
}
catch (DeleteObjectsException doe)
{
// Catch error and list error details
DeleteObjectsResponse errorResponse = doe.Response;
foreach (DeletedObject deletedObject in errorResponse.DeletedObjects)
{
Console.WriteLine("Deleted item " + deletedObject.Key);
}
foreach (DeleteError deleteError in errorResponse.DeleteErrors)
{
Console.WriteLine("Error deleting item " + deleteError.Key);
Console.WriteLine(" Code - " + deleteError.Code);
Console.WriteLine(" Message - " + deleteError.Message);
}
}
#endregion
}
{
#region CopyObject Sample
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Create a CopyObject request
CopyObjectRequest request = new CopyObjectRequest
{
SourceBucket = "SampleBucket",
SourceKey = "Item1",
DestinationBucket = "AnotherBucket",
DestinationKey = "Copy1",
CannedACL = S3CannedACL.PublicRead
};
// Issue request
client.CopyObject(request);
#endregion
}
{
#region CopyObject Sample
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Create a CopyObject request
CopyObjectRequest request = new CopyObjectRequest
{
SourceBucket = "SampleBucket",
SourceKey = "Item1",
DestinationBucket = "AnotherBucket",
DestinationKey = "Copy1",
CannedACL = S3CannedACL.PublicRead
};
// Issue request
client.CopyObject(request);
#endregion
}
{
#region ListVersions Sample
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Turn versioning on for a bucket
client.PutBucketVersioning(new PutBucketVersioningRequest
{
BucketName = "SampleBucket",
VersioningConfig = new S3BucketVersioningConfig { Status = "Enable" }
});
// Populate bucket with multiple items, each with multiple versions
PopulateBucket(client, "SampleBucket");
// Get versions
ListVersionsRequest request = new ListVersionsRequest
{
BucketName = "SampleBucket"
};
// Make paged ListVersions calls
ListVersionsResponse response;
do
{
response = client.ListVersions(request);
// View information about versions
foreach (var version in response.Versions)
{
Console.WriteLine("Key = {0}, Version = {1}, IsLatest = {2}, LastModified = {3}, Size = {4}",
version.Key,
version.VersionId,
version.IsLatest,
version.LastModified,
version.Size);
}
request.KeyMarker = response.NextKeyMarker;
request.VersionIdMarker = response.NextVersionIdMarker;
} while (response.IsTruncated);
#endregion
}
{
#region Multipart Upload Sample
int MB = (int)Math.Pow(2, 20);
// Create a client
AmazonS3Client client = new AmazonS3Client();
// Define input stream
Stream inputStream = Create13MBDataStream();
// Initiate multipart upload
InitiateMultipartUploadRequest initRequest = new InitiateMultipartUploadRequest
{
BucketName = "SampleBucket",
Key = "Item1"
};
InitiateMultipartUploadResponse initResponse = client.InitiateMultipartUpload(initRequest);
// Upload part 1
UploadPartRequest uploadRequest = new UploadPartRequest
{
BucketName = "SampleBucket",
Key = "Item1",
UploadId = initResponse.UploadId,
PartNumber = 1,
PartSize = 5 * MB,
InputStream = inputStream
};
UploadPartResponse up1Response = client.UploadPart(uploadRequest);
// Upload part 2
uploadRequest = new UploadPartRequest
{
BucketName = "SampleBucket",
Key = "Item1",
UploadId = initResponse.UploadId,
PartNumber = 2,
PartSize = 5 * MB,
InputStream = inputStream
};
UploadPartResponse up2Response = client.UploadPart(uploadRequest);
// Upload part 3
uploadRequest = new UploadPartRequest
{
BucketName = "SampleBucket",
Key = "Item1",
UploadId = initResponse.UploadId,
PartNumber = 3,
InputStream = inputStream
};
UploadPartResponse up3Response = client.UploadPart(uploadRequest);
// List parts for current upload
ListPartsRequest listPartRequest = new ListPartsRequest
{
BucketName = "SampleBucket",
Key = "Item1",
UploadId = initResponse.UploadId
};
ListPartsResponse listPartResponse = client.ListParts(listPartRequest);
Debug.Assert(listPartResponse.Parts.Count == 3);
// Complete the multipart upload
CompleteMultipartUploadRequest compRequest = new CompleteMultipartUploadRequest
{
BucketName = "SampleBucket",
Key = "Item1",
UploadId = initResponse.UploadId,
PartETags = new List<PartETag>
{
new PartETag { ETag = up1Response.ETag, PartNumber = 1 },
new PartETag { ETag = up2Response.ETag, PartNumber = 2 },
new PartETag { ETag = up3Response.ETag, PartNumber = 3 }
}
};
CompleteMultipartUploadResponse compResponse = client.CompleteMultipartUpload(compRequest);
#endregion
}
}