|
public LoadString ( |
||
| resourceUri | ||
| cancellationToken | CancellationToken | |
| return | Task |
|
async Task UpdateMetadata(Storage storage, string version, CancellationToken cancellationToken)
{
Uri resourceUri = new Uri(storage.BaseAddress, "index.json");
HashSet<NuGetVersion> versions = GetVersions(await storage.LoadString(resourceUri, cancellationToken));
versions.Add(NuGetVersion.Parse(version));
List<NuGetVersion> result = new List<NuGetVersion>(versions);
result.Sort();
await storage.Save(resourceUri, CreateContent(result.Select((v) => v.ToString())), cancellationToken);
}
public static async Task<DateTime?> GetCatalogProperty(Storage storage, string propertyName, CancellationToken cancellationToken)
{
var json = await storage.LoadString(storage.ResolveUri("index.json"), cancellationToken);
if (json != null)
{
var obj = JObject.Parse(json);
JToken token;
if (obj.TryGetValue(propertyName, out token))
{
return token.ToObject<DateTime>().ToUniversalTime();
}
}
return null;
}
async Task UpdateMetadata(Storage storage, Action<HashSet<NuGetVersion>> updateAction, CancellationToken cancellationToken)
{
string relativeAddress = "index.json";
var resourceUri = new Uri(storage.BaseAddress, relativeAddress);
HashSet<NuGetVersion> versions = GetVersions(await storage.LoadString(resourceUri, cancellationToken));
updateAction(versions);
List<NuGetVersion> result = new List<NuGetVersion>(versions);
if (result.Any())
{
// Store versions (sorted)
result.Sort();
await storage.Save(resourceUri, CreateContent(result.Select((v) => v.ToString())), cancellationToken);
}
else
{
// Remove versions file if no versions are present
if (storage.Exists(relativeAddress))
{
await storage.Delete(resourceUri, cancellationToken);
}
}
}
public static async Task<SortedList<DateTime, IList<PackageIdentity>>> GetDeletedPackages(Storage auditingStorage, HttpClient client, string source, DateTime since, int top = 100)
{
var result = new SortedList<DateTime, IList<PackageIdentity>>();
// Get all audit blobs (based on their filename which starts with a date that can be parsed)
// NOTE we're getting more files than needed (to account for a time difference between servers)
var minimumFileTime = since.AddMinutes(-15);
var auditRecordUris = (await auditingStorage.List(CancellationToken.None))
.Where(recordUri => FilterDeletedPackage(minimumFileTime, recordUri));
foreach (var auditRecordUri in auditRecordUris)
{
var contents = await auditingStorage.LoadString(auditRecordUri, CancellationToken.None);
if (!string.IsNullOrEmpty(contents))
{
string packageId;
string packageVersion;
DateTime? deletedOn;
try
{
var auditRecord = JObject.Parse(contents);
var recordPart = (JObject)auditRecord.GetValue("Record", StringComparison.OrdinalIgnoreCase);
packageId = recordPart.GetValue("Id", StringComparison.OrdinalIgnoreCase).ToString();
packageVersion = recordPart.GetValue("Version", StringComparison.OrdinalIgnoreCase).ToString();
var actorPart = (JObject)auditRecord.GetValue("Actor", StringComparison.OrdinalIgnoreCase);
deletedOn = actorPart.GetValue("TimestampUtc", StringComparison.OrdinalIgnoreCase).Value<DateTime>();
}
catch (JsonReaderException)
{
Trace.TraceWarning("Audit record at {0} contains invalid JSON.", auditRecordUri);
continue;
}
catch (NullReferenceException)
{
Trace.TraceWarning("Audit record at {0} does not contain required JSON properties to perform a package delete.", auditRecordUri);
continue;
}
if (!string.IsNullOrEmpty(packageId) && !string.IsNullOrEmpty(packageVersion) && deletedOn > since)
{
// Mark the package "deleted"
IList<PackageIdentity> packages;
if (!result.TryGetValue(deletedOn.Value, out packages))
{
packages = new List<PackageIdentity>();
result.Add(deletedOn.Value, packages);
}
packages.Add(new PackageIdentity(packageId, packageVersion));
}
}
}
return result;
}