/// <summary>
/// Gets the candidate blobs for cleaning up.
/// </summary>
/// <param name="container">The cloud blob container.</param>
/// <param name="searchPattern">The search pattern of a BLOB name.</param>
/// <returns></returns>
protected ICollection <ICloudBlob> GetCandidateBlobs(CloudBlobContainer container, string searchPattern)
{
Assert.ArgumentNotNull(container, "container");
Assert.ArgumentNotNull(searchPattern, "searchPattern");
var blobList = LogStorageManager.ListBlobs(container, searchPattern);
Log.Info($"Scheduling.BlobsCleanupAgent: The '{container.Name}' cloud blob container includes '{blobList.Count()}' blobs that match the '{searchPattern}' search pattern.", this);
var candidateBlobList = new List <ICloudBlob>();
foreach (ICloudBlob blob in blobList)
{
if (blob != null)
{
DateTime utcMaxTime = this.GetBlobLastModifiedDate(blob).Add(this.maxAge);
if (DateTime.UtcNow > utcMaxTime)
{
candidateBlobList.Add(blob);
}
}
}
if (candidateBlobList.Any())
{
Log.Info($"Scheduling.BlobsCleanupAgent: The '{container.Name}' cloud blob container includes '{candidateBlobList.Count()}' out-to-date blobs that match the '{searchPattern}' search pattern.", this);
}
return(candidateBlobList);
}
/// <summary>
/// Raises the load event.
/// </summary>
/// <param name="e">
/// The <see cref="System.EventArgs"/> instance containing the event data.
/// </param>
/// <remarks>
/// This method notifies the server control that it should perform actions common to each HTTP
/// request for the page it is associated with, such as setting up a database query. At this
/// stage in the page lifecycle, server controls in the hierarchy are created and initialized,
/// view state is restored, and form controls reflect client-side data. Use the IsPostBack
/// property to determine whether the page is being loaded in response to a client postback,
/// or if it is being loaded and accessed for the first time.
/// </remarks>
protected override void OnLoad([NotNull] EventArgs e)
{
Assert.ArgumentNotNull(e, "e");
this.CheckSecurity();
base.OnLoad(e);
if (Context.ClientPage.IsEvent)
{
return;
}
var urlHandle = UrlHandle.Get();
var icon = urlHandle["ic"];
if (!string.IsNullOrEmpty(icon))
{
this.Dialog["Icon"] = icon;
}
var header = WebUtil.SafeEncode(urlHandle["he"]);
if (header.Length > 0)
{
this.Dialog["Header"] = header;
}
var text = WebUtil.SafeEncode(urlHandle["txt"]);
if (text.Length > 0)
{
this.Dialog["Text"] = text;
}
var button = WebUtil.SafeEncode(urlHandle["btn"]);
if (button.Length > 0)
{
this.Dialog["OKButton"] = button;
}
var filter = urlHandle["flt"];
var blobsList = LogStorageManager.ListBlobs(filter);
foreach (var blob in blobsList)
{
var item = new ListviewItem();
this.FileLister.Controls.Add(item);
item.ID = Control.GetUniqueID("I");
item.Header = blob.Uri.Segments.Last();
item.Icon = "Applications/16x16/document.png";
item.ServerProperties["Blob"] = blob.Name;
item.ColumnValues["size"] = MainUtil.FormatSize(blob.Properties.Length);
item.ColumnValues["modified"] = blob.Properties.LastModified.HasValue ? blob.Properties.LastModified.Value.LocalDateTime : DateTime.Now;
}
}