/// <summary>
/// Deletes a Google Cloud Storage object or bucket. Used by Remove-Item.
/// </summary>
/// <param name="path">The path to the object or bucket to remove.</param>
/// <param name="recurse">If true, will remove the desendants of the item as well. Required for a
/// non-empty bucket.</param>
protected override void RemoveItem(string path, bool recurse)
{
if (!ShouldProcess(path, "Remove-Item"))
{
return;
}
var gcsPath = GcsPath.Parse(path);
switch (gcsPath.Type)
{
case GcsPath.GcsPathType.Drive:
throw new InvalidOperationException("Use Remove-PSDrive to remove a drive.");
case GcsPath.GcsPathType.Bucket:
RemoveBucket(gcsPath, recurse);
BucketCache.ForceRefresh();
break;
case GcsPath.GcsPathType.Object:
if (IsItemContainer(path))
{
RemoveFolder(GcsPath.Parse(path + "/"), recurse);
}
else
{
Service.Objects.Delete(gcsPath.Bucket, gcsPath.ObjectPath).Execute();
}
BucketModels.Clear();
break;
default:
throw new InvalidOperationException($"Unknown Path Type {gcsPath.Type}");
}
TelemetryReporter.ReportSuccess(nameof(GoogleCloudStorageProvider), nameof(RemoveItem));
}
private Bucket NewBucket(GcsPath gcsPath, NewGcsBucketDynamicParameters dynamicParams)
{
if (dynamicParams.Project == null)
{
var property = dynamicParams.GetType().GetProperty(nameof(Project));
ConfigPropertyNameAttribute configPropertyName =
(ConfigPropertyNameAttribute)Attribute.GetCustomAttribute(
property, typeof(ConfigPropertyNameAttribute));
configPropertyName.SetObjectConfigDefault(property, dynamicParams);
}
var bucket = new Bucket
{
Name = gcsPath.Bucket,
Location = dynamicParams.Location,
StorageClass = dynamicParams.StorageClass
};
BucketsResource.InsertRequest insertReq = Service.Buckets.Insert(bucket, dynamicParams.Project);
insertReq.PredefinedAcl = dynamicParams.DefaultBucketAcl;
insertReq.PredefinedDefaultObjectAcl = dynamicParams.DefaultObjectAcl;
Bucket newBucket = insertReq.Execute();
BucketCache.ForceRefresh();
return(newBucket);
}
private Bucket NewBucket(GcsPath gcsPath, NewGcsBucketDynamicParameters dynamicParams)
{
if (dynamicParams.Project == null)
{
var property = dynamicParams.GetType().GetProperty(nameof(Project));
ConfigPropertyNameAttribute configPropertyName =
(ConfigPropertyNameAttribute)Attribute.GetCustomAttribute(
property, typeof(ConfigPropertyNameAttribute));
configPropertyName.SetObjectConfigDefault(property, dynamicParams);
}
var bucket = new Bucket
{
Name = gcsPath.Bucket,
Location = dynamicParams.Location,
StorageClass = dynamicParams.StorageClass
};
BucketsResource.InsertRequest insertReq = Service.Buckets.Insert(bucket, dynamicParams.Project);
insertReq.PredefinedAcl = dynamicParams.DefaultBucketAcl;
insertReq.PredefinedDefaultObjectAcl = dynamicParams.DefaultObjectAcl;
Bucket newBucket = insertReq.Execute();
// If the bucket cache is not initialized, then don't bother initializing it
// because that will cause a long wait time and we may not even know whether
// the user needs to use all the other buckets right away. Also, we should not
// refresh the whole cache right at this instance (which is why we call
// GetValueWithoutUpdate) for the same reason.
Dictionary <string, Bucket> bucketDict = BucketCache.GetLastValueWithoutUpdate();
if (bucketDict != null)
{
bucketDict[newBucket.Name] = newBucket;
}
return(newBucket);
}
/// <summary>
/// PowerShell uses this to check if items exist.
/// </summary>
protected override bool ItemExists(string path)
{
var gcsPath = GcsPath.Parse(path);
switch (gcsPath.Type)
{
case GcsPath.GcsPathType.Drive:
return(true);
case GcsPath.GcsPathType.Bucket:
Dictionary <string, Bucket> bucketDict = null;
// If the bucket cache is not initialized, then don't bother initializing it
// because that will cause a long wait time and we may not even know whether
// the user needs to use all the other buckets right away. Also, we should not
// refresh the whole cache right at this instance (which is why we call
// GetValueWithoutUpdate) for the same reason.
bucketDict = BucketCache.GetLastValueWithoutUpdate();
if (bucketDict != null && bucketDict.ContainsKey(gcsPath.Bucket))
{
return(true);
}
try
{
var bucket = Service.Buckets.Get(gcsPath.Bucket).Execute();
if (bucketDict != null)
{
bucketDict[bucket.Name] = bucket;
}
return(true);
}
catch
{
return(false);
}
case GcsPath.GcsPathType.Object:
BucketModel model = GetBucketModel(gcsPath.Bucket);
bool objectExists = model.ObjectExists(gcsPath.ObjectPath);
return(objectExists);
default:
throw new InvalidOperationException($"Unknown Path Type {gcsPath.Type}");
}
}
/// <summary>
/// If the BucketCache is not out of date, simply perform the action on each bucket.
/// Otherwise, we update the cache and perform the action while doing that (for example,
/// we can write the bucket to the command line as they become available instead of writing
/// all at once).
/// </summary>
/// <param name="actionOnBucket">Action to be performed on each bucket if cache is out of date.</param>
private void PerformActionOnBucketAndOptionallyUpdateCache(Action <Bucket> actionOnBucket)
{
// If the cache is already initialized and not stale, simply perform the action on each bucket.
// Otherwise, we update the cache and perform action on each of the item while doing so.
if (!BucketCache.CacheOutOfDate())
{
Dictionary <string, Bucket> bucketDict = BucketCache.GetLastValueWithoutUpdate();
foreach (Bucket bucket in bucketDict.Values)
{
actionOnBucket(bucket);
}
}
else
{
Func <Dictionary <string, Bucket> > functionToUpdateCacheAndPerformActionOnBucket = () => UpdateBucketCacheAndPerformActionOnBucket(actionOnBucket);
BucketCache.GetValueWithUpdateFunction(functionToUpdateCacheAndPerformActionOnBucket);
}
}
/// <summary>
/// Deletes a Google Cloud Storage object or bucket. Used by Remove-Item.
/// </summary>
/// <param name="path">The path to the object or bucket to remove.</param>
/// <param name="recurse">If true, will remove the desendants of the item as well. Required for a
/// non-empty bucket.</param>
protected override void RemoveItem(string path, bool recurse)
{
if (!ShouldProcess(path, "Remove-Item"))
{
return;
}
var gcsPath = GcsPath.Parse(path);
switch (gcsPath.Type)
{
case GcsPath.GcsPathType.Drive:
throw new InvalidOperationException("Use Remove-PSDrive to remove a drive.");
case GcsPath.GcsPathType.Bucket:
RemoveBucket(gcsPath, recurse);
// If the bucket cache is not initialized, then don't bother initializing it
// because that will cause a long wait time and we may not even know whether
// the user needs to use all the other buckets right away. Also, we should not
// refresh the whole cache right at this instance (which is why we call
// GetValueWithoutUpdate) for the same reason.
Dictionary <string, Bucket> bucketDict = BucketCache.GetLastValueWithoutUpdate();
if (bucketDict != null)
{
bucketDict.Remove(gcsPath.Bucket);
}
break;
case GcsPath.GcsPathType.Object:
if (IsItemContainer(path))
{
RemoveFolder(GcsPath.Parse(path + "/"), recurse);
}
else
{
Service.Objects.Delete(gcsPath.Bucket, gcsPath.ObjectPath).Execute();
}
BucketModels.Clear();
break;
default:
throw new InvalidOperationException($"Unknown Path Type {gcsPath.Type}");
}
TelemetryReporter.ReportSuccess(nameof(GoogleCloudStorageProvider), nameof(RemoveItem));
}
/// <summary>
/// Writes the object describing the item to the output. Used by Get-Item.
/// </summary>
/// <param name="path">The path of the item to get.</param>
protected override void GetItem(string path)
{
var gcsPath = GcsPath.Parse(path);
switch (gcsPath.Type)
{
case GcsPath.GcsPathType.Drive:
WriteItemObject(PSDriveInfo, path, true);
break;
case GcsPath.GcsPathType.Bucket:
Dictionary <string, Bucket> bucketDict = null;
Bucket bucket;
// If the bucket cache is not initialized, then don't bother initializing it
// because that will cause a long wait time and we may not even know whether
// the user needs to use all the other buckets right away. Also, we should not
// refresh the whole cache right at this instance (which is why we call
// GetValueWithoutUpdate) for the same reason.
bucketDict = BucketCache.GetLastValueWithoutUpdate();
if (bucketDict != null && bucketDict.ContainsKey(gcsPath.Bucket))
{
bucket = bucketDict[gcsPath.Bucket];
break;
}
bucket = Service.Buckets.Get(gcsPath.Bucket).Execute();
if (bucketDict != null)
{
bucketDict[bucket.Name] = bucket;
}
WriteItemObject(bucket, path, true);
break;
case GcsPath.GcsPathType.Object:
Object gcsObject = GetBucketModel(gcsPath.Bucket).GetGcsObject(gcsPath.ObjectPath);
WriteItemObject(gcsObject, path, IsItemContainer(path));
break;
default:
throw new InvalidOperationException($"Unknown Path Type {gcsPath.Type}");
}
TelemetryReporter.ReportSuccess(nameof(GoogleCloudStorageProvider), nameof(GetItem));
}