public virtual EnumCounters <StorageType> GetTypeSpaces()
{
EnumCounters <StorageType> ret = new EnumCounters <StorageType>(typeof(StorageType)
);
ret.Set(tsCounts);
return(ret);
}
// its ok if both counters are zero.
/// <summary>Adjusts curr and prev number of blocks scheduled every few minutes.</summary>
private void RollBlocksScheduled(long now)
{
if (now - lastBlocksScheduledRollTime > BlocksScheduledRollInterval)
{
prevApproxBlocksScheduled.Set(currApproxBlocksScheduled);
currApproxBlocksScheduled.Reset();
lastBlocksScheduledRollTime = now;
}
}
public static INodeDirectory LoadINodeDirectory(FsImageProto.INodeSection.INode n
, FSImageFormatProtobuf.LoaderContext state)
{
System.Diagnostics.Debug.Assert(n.GetType() == FsImageProto.INodeSection.INode.Type
.Directory);
FsImageProto.INodeSection.INodeDirectory d = n.GetDirectory();
PermissionStatus permissions = LoadPermission(d.GetPermission(), state.GetStringTable
());
INodeDirectory dir = new INodeDirectory(n.GetId(), n.GetName().ToByteArray(), permissions
, d.GetModificationTime());
long nsQuota = d.GetNsQuota();
long dsQuota = d.GetDsQuota();
if (nsQuota >= 0 || dsQuota >= 0)
{
dir.AddDirectoryWithQuotaFeature(new DirectoryWithQuotaFeature.Builder().NameSpaceQuota
(nsQuota).StorageSpaceQuota(dsQuota).Build());
}
EnumCounters <StorageType> typeQuotas = null;
if (d.HasTypeQuotas())
{
ImmutableList <QuotaByStorageTypeEntry> qes = LoadQuotaByStorageTypeEntries(d.GetTypeQuotas
());
typeQuotas = new EnumCounters <StorageType>(typeof(StorageType), HdfsConstants.QuotaReset
);
foreach (QuotaByStorageTypeEntry qe in qes)
{
if (qe.GetQuota() >= 0 && qe.GetStorageType() != null && qe.GetStorageType().SupportTypeQuota
())
{
typeQuotas.Set(qe.GetStorageType(), qe.GetQuota());
}
}
if (typeQuotas.AnyGreaterOrEqual(0))
{
DirectoryWithQuotaFeature q = dir.GetDirectoryWithQuotaFeature();
if (q == null)
{
dir.AddDirectoryWithQuotaFeature(new DirectoryWithQuotaFeature.Builder().TypeQuotas
(typeQuotas).Build());
}
else
{
q.SetQuota(typeQuotas);
}
}
}
if (d.HasAcl())
{
int[] entries = AclEntryStatusFormat.ToInt(LoadAclEntries(d.GetAcl(), state.GetStringTable
()));
dir.AddAclFeature(new AclFeature(entries));
}
if (d.HasXAttrs())
{
dir.AddXAttrFeature(new XAttrFeature(LoadXAttrs(d.GetXAttrs(), state.GetStringTable
())));
}
return(dir);
}
/// <summary>Load DirectoryDiff list for a directory with snapshot feature</summary>
/// <exception cref="System.IO.IOException"/>
private void LoadDirectoryDiffList(InputStream @in, INodeDirectory dir, int size,
IList <INodeReference> refList)
{
if (!dir.IsWithSnapshot())
{
dir.AddSnapshotFeature(null);
}
DirectoryWithSnapshotFeature.DirectoryDiffList diffs = dir.GetDiffs();
FSImageFormatProtobuf.LoaderContext state = parent.GetLoaderContext();
for (int i = 0; i < size; i++)
{
// load a directory diff
FsImageProto.SnapshotDiffSection.DirectoryDiff diffInPb = FsImageProto.SnapshotDiffSection.DirectoryDiff
.ParseDelimitedFrom(@in);
int snapshotId = diffInPb.GetSnapshotId();
Org.Apache.Hadoop.Hdfs.Server.Namenode.Snapshot.Snapshot snapshot = snapshotMap[snapshotId
];
int childrenSize = diffInPb.GetChildrenSize();
bool useRoot = diffInPb.GetIsSnapshotRoot();
INodeDirectoryAttributes copy = null;
if (useRoot)
{
copy = snapshot.GetRoot();
}
else
{
if (diffInPb.HasSnapshotCopy())
{
FsImageProto.INodeSection.INodeDirectory dirCopyInPb = diffInPb.GetSnapshotCopy();
byte[] name = diffInPb.GetName().ToByteArray();
PermissionStatus permission = FSImageFormatPBINode.Loader.LoadPermission(dirCopyInPb
.GetPermission(), state.GetStringTable());
AclFeature acl = null;
if (dirCopyInPb.HasAcl())
{
int[] entries = AclEntryStatusFormat.ToInt(FSImageFormatPBINode.Loader.LoadAclEntries
(dirCopyInPb.GetAcl(), state.GetStringTable()));
acl = new AclFeature(entries);
}
XAttrFeature xAttrs = null;
if (dirCopyInPb.HasXAttrs())
{
xAttrs = new XAttrFeature(FSImageFormatPBINode.Loader.LoadXAttrs(dirCopyInPb.GetXAttrs
(), state.GetStringTable()));
}
long modTime = dirCopyInPb.GetModificationTime();
bool noQuota = dirCopyInPb.GetNsQuota() == -1 && dirCopyInPb.GetDsQuota() == -1 &&
(!dirCopyInPb.HasTypeQuotas());
if (noQuota)
{
copy = new INodeDirectoryAttributes.SnapshotCopy(name, permission, acl, modTime,
xAttrs);
}
else
{
EnumCounters <StorageType> typeQuotas = null;
if (dirCopyInPb.HasTypeQuotas())
{
ImmutableList <QuotaByStorageTypeEntry> qes = FSImageFormatPBINode.Loader.LoadQuotaByStorageTypeEntries
(dirCopyInPb.GetTypeQuotas());
typeQuotas = new EnumCounters <StorageType>(typeof(StorageType), HdfsConstants.QuotaReset
);
foreach (QuotaByStorageTypeEntry qe in qes)
{
if (qe.GetQuota() >= 0 && qe.GetStorageType() != null && qe.GetStorageType().SupportTypeQuota
())
{
typeQuotas.Set(qe.GetStorageType(), qe.GetQuota());
}
}
}
copy = new INodeDirectoryAttributes.CopyWithQuota(name, permission, acl, modTime,
dirCopyInPb.GetNsQuota(), dirCopyInPb.GetDsQuota(), typeQuotas, xAttrs);
}
}
}
// load created list
IList <INode> clist = LoadCreatedList(@in, dir, diffInPb.GetCreatedListSize());
// load deleted list
IList <INode> dlist = LoadDeletedList(refList, @in, dir, diffInPb.GetDeletedINodeList
(), diffInPb.GetDeletedINodeRefList());
// create the directory diff
DirectoryWithSnapshotFeature.DirectoryDiff diff = new DirectoryWithSnapshotFeature.DirectoryDiff
(snapshotId, copy, null, childrenSize, clist, dlist, useRoot);
diffs.AddFirst(diff);
}
}
public virtual ContentCounts.Builder File(long file)
{
contents.Set(Content.File, file);
return(this);
}
