HDFS-5286. Merge change r1545768 from trunk.
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1568203 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Jing Zhao
parent
e1fd74bb98
commit
ccdeeb39e1
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@ -43,6 +43,9 @@ Release 2.4.0 - UNRELEASED
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and INodeFileUnderConstructionWithSnapshot with FileUnderContructionFeature.
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(jing9 via szetszwo)
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HDFS-5286. Flatten INodeDirectory hierarchy: Replace INodeDirectoryWithQuota
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with DirectoryWithQuotaFeature. (szetszwo)
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OPTIMIZATIONS
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HDFS-5790. LeaseManager.findPath is very slow when many leases need recovery
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@ -17,121 +17,76 @@
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*/
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package org.apache.hadoop.hdfs.server.namenode;
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import org.apache.hadoop.fs.permission.PermissionStatus;
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import org.apache.hadoop.hdfs.protocol.DSQuotaExceededException;
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import org.apache.hadoop.hdfs.protocol.HdfsConstants;
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import org.apache.hadoop.hdfs.protocol.NSQuotaExceededException;
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import org.apache.hadoop.hdfs.protocol.QuotaExceededException;
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import com.google.common.annotations.VisibleForTesting;
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/**
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* Directory INode class that has a quota restriction
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* Quota feature for {@link INodeDirectory}.
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*/
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public class INodeDirectoryWithQuota extends INodeDirectory {
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public final class DirectoryWithQuotaFeature extends INodeDirectory.Feature {
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public static final long DEFAULT_NAMESPACE_QUOTA = Long.MAX_VALUE;
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public static final long DEFAULT_DISKSPACE_QUOTA = HdfsConstants.QUOTA_RESET;
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/** Name space quota */
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private long nsQuota = Long.MAX_VALUE;
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private long nsQuota = DEFAULT_NAMESPACE_QUOTA;
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/** Name space count */
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private long namespace = 1L;
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/** Disk space quota */
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private long dsQuota = HdfsConstants.QUOTA_RESET;
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private long dsQuota = DEFAULT_DISKSPACE_QUOTA;
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/** Disk space count */
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private long diskspace = 0L;
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/** Convert an existing directory inode to one with the given quota
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*
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* @param nsQuota Namespace quota to be assigned to this inode
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* @param dsQuota Diskspace quota to be assigned to this indoe
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* @param other The other inode from which all other properties are copied
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*/
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INodeDirectoryWithQuota(INodeDirectory other, boolean adopt,
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long nsQuota, long dsQuota) {
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super(other, adopt);
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final Quota.Counts counts = other.computeQuotaUsage();
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this.namespace = counts.get(Quota.NAMESPACE);
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this.diskspace = counts.get(Quota.DISKSPACE);
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DirectoryWithQuotaFeature(long nsQuota, long dsQuota) {
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this.nsQuota = nsQuota;
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this.dsQuota = dsQuota;
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}
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public INodeDirectoryWithQuota(INodeDirectory other, boolean adopt,
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Quota.Counts quota) {
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this(other, adopt, quota.get(Quota.NAMESPACE), quota.get(Quota.DISKSPACE));
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}
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/** constructor with no quota verification */
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INodeDirectoryWithQuota(long id, byte[] name, PermissionStatus permissions,
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long modificationTime, long nsQuota, long dsQuota) {
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super(id, name, permissions, modificationTime);
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this.nsQuota = nsQuota;
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this.dsQuota = dsQuota;
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}
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/** constructor with no quota verification */
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INodeDirectoryWithQuota(long id, byte[] name, PermissionStatus permissions) {
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super(id, name, permissions, 0L);
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}
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@Override
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public Quota.Counts getQuotaCounts() {
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/** @return the quota set or -1 if it is not set. */
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Quota.Counts getQuota() {
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return Quota.Counts.newInstance(nsQuota, dsQuota);
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}
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/** Set this directory's quota
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*
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* @param nsQuota Namespace quota to be set
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* @param dsQuota diskspace quota to be set
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* @param dsQuota Diskspace quota to be set
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*/
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public void setQuota(long nsQuota, long dsQuota) {
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void setQuota(long nsQuota, long dsQuota) {
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this.nsQuota = nsQuota;
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this.dsQuota = dsQuota;
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}
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@Override
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public Quota.Counts computeQuotaUsage(Quota.Counts counts, boolean useCache,
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int lastSnapshotId) {
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if (useCache && isQuotaSet()) {
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// use cache value
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counts.add(Quota.NAMESPACE, namespace);
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counts.add(Quota.DISKSPACE, diskspace);
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} else {
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super.computeQuotaUsage(counts, false, lastSnapshotId);
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}
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Quota.Counts addNamespaceDiskspace(Quota.Counts counts) {
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counts.add(Quota.NAMESPACE, namespace);
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counts.add(Quota.DISKSPACE, diskspace);
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return counts;
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}
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@Override
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public ContentSummaryComputationContext computeContentSummary(
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ContentSummaryComputationContext computeContentSummary(final INodeDirectory dir,
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final ContentSummaryComputationContext summary) {
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final long original = summary.getCounts().get(Content.DISKSPACE);
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long oldYieldCount = summary.getYieldCount();
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super.computeContentSummary(summary);
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dir.computeDirectoryContentSummary(summary);
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// Check only when the content has not changed in the middle.
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if (oldYieldCount == summary.getYieldCount()) {
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checkDiskspace(summary.getCounts().get(Content.DISKSPACE) - original);
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checkDiskspace(dir, summary.getCounts().get(Content.DISKSPACE) - original);
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}
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return summary;
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}
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private void checkDiskspace(final long computed) {
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if (-1 != getQuotaCounts().get(Quota.DISKSPACE) && diskspace != computed) {
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private void checkDiskspace(final INodeDirectory dir, final long computed) {
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if (-1 != getQuota().get(Quota.DISKSPACE) && diskspace != computed) {
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NameNode.LOG.error("BUG: Inconsistent diskspace for directory "
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+ getFullPathName() + ". Cached = " + diskspace
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+ dir.getFullPathName() + ". Cached = " + diskspace
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+ " != Computed = " + computed);
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}
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}
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/** Get the number of names in the subtree rooted at this directory
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* @return the size of the subtree rooted at this directory
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*/
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long numItemsInTree() {
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return namespace;
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}
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@Override
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public final void addSpaceConsumed(final long nsDelta, final long dsDelta,
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boolean verify) throws QuotaExceededException {
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if (isQuotaSet()) {
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void addSpaceConsumed(final INodeDirectory dir, final long nsDelta,
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final long dsDelta, boolean verify) throws QuotaExceededException {
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if (dir.isQuotaSet()) {
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// The following steps are important:
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// check quotas in this inode and all ancestors before changing counts
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// so that no change is made if there is any quota violation.
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@ -141,11 +96,11 @@ public class INodeDirectoryWithQuota extends INodeDirectory {
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verifyQuota(nsDelta, dsDelta);
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}
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// (2) verify quota and then add count in ancestors
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super.addSpaceConsumed(nsDelta, dsDelta, verify);
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dir.addSpaceConsumed2Parent(nsDelta, dsDelta, verify);
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// (3) add count in this inode
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addSpaceConsumed2Cache(nsDelta, dsDelta);
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} else {
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super.addSpaceConsumed(nsDelta, dsDelta, verify);
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dir.addSpaceConsumed2Parent(nsDelta, dsDelta, verify);
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}
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}
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@ -154,7 +109,7 @@ public class INodeDirectoryWithQuota extends INodeDirectory {
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* @param nsDelta the change of the tree size
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* @param dsDelta change to disk space occupied
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*/
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protected void addSpaceConsumed2Cache(long nsDelta, long dsDelta) {
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public void addSpaceConsumed2Cache(long nsDelta, long dsDelta) {
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namespace += nsDelta;
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diskspace += dsDelta;
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}
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@ -172,41 +127,42 @@ public class INodeDirectoryWithQuota extends INodeDirectory {
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this.diskspace = diskspace;
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}
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/** @return the namespace and diskspace consumed. */
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public Quota.Counts getSpaceConsumed() {
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return Quota.Counts.newInstance(namespace, diskspace);
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}
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/** Verify if the namespace quota is violated after applying delta. */
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void verifyNamespaceQuota(long delta) throws NSQuotaExceededException {
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private void verifyNamespaceQuota(long delta) throws NSQuotaExceededException {
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if (Quota.isViolated(nsQuota, namespace, delta)) {
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throw new NSQuotaExceededException(nsQuota, namespace + delta);
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}
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}
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/** Verify if the namespace count disk space satisfies the quota restriction
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* @throws QuotaExceededException if the given quota is less than the count
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*/
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void verifyQuota(long nsDelta, long dsDelta) throws QuotaExceededException {
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verifyNamespaceQuota(nsDelta);
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if (Quota.isViolated(dsQuota, diskspace, dsDelta)) {
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throw new DSQuotaExceededException(dsQuota, diskspace + dsDelta);
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/** Verify if the diskspace quota is violated after applying delta. */
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private void verifyDiskspaceQuota(long delta) throws DSQuotaExceededException {
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if (Quota.isViolated(dsQuota, diskspace, delta)) {
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throw new DSQuotaExceededException(dsQuota, diskspace + delta);
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}
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}
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String namespaceString() {
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/**
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* @throws QuotaExceededException if namespace or diskspace quotas is
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* violated after applying the deltas.
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*/
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void verifyQuota(long nsDelta, long dsDelta) throws QuotaExceededException {
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verifyNamespaceQuota(nsDelta);
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verifyDiskspaceQuota(dsDelta);
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}
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private String namespaceString() {
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return "namespace: " + (nsQuota < 0? "-": namespace + "/" + nsQuota);
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}
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String diskspaceString() {
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private String diskspaceString() {
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return "diskspace: " + (dsQuota < 0? "-": diskspace + "/" + dsQuota);
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}
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String quotaString() {
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return ", Quota[" + namespaceString() + ", " + diskspaceString() + "]";
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}
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@VisibleForTesting
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public long getNamespace() {
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return this.namespace;
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}
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@VisibleForTesting
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public long getDiskspace() {
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return this.diskspace;
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@Override
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public String toString() {
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return "Quota[" + namespaceString() + ", " + diskspaceString() + "]";
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}
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}
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@ -87,11 +87,15 @@ import com.google.common.base.Preconditions;
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*
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*************************************************/
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public class FSDirectory implements Closeable {
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private static INodeDirectoryWithQuota createRoot(FSNamesystem namesystem) {
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final INodeDirectoryWithQuota r = new INodeDirectoryWithQuota(
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private static INodeDirectorySnapshottable createRoot(FSNamesystem namesystem) {
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final INodeDirectory r = new INodeDirectory(
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INodeId.ROOT_INODE_ID,
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INodeDirectory.ROOT_NAME,
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namesystem.createFsOwnerPermissions(new FsPermission((short) 0755)));
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namesystem.createFsOwnerPermissions(new FsPermission((short) 0755)),
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0L);
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r.addDirectoryWithQuotaFeature(
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DirectoryWithQuotaFeature.DEFAULT_NAMESPACE_QUOTA,
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DirectoryWithQuotaFeature.DEFAULT_DISKSPACE_QUOTA);
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final INodeDirectorySnapshottable s = new INodeDirectorySnapshottable(r);
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s.setSnapshotQuota(0);
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return s;
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@ -107,7 +111,7 @@ public class FSDirectory implements Closeable {
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public final static String DOT_INODES_STRING = ".inodes";
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public final static byte[] DOT_INODES =
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DFSUtil.string2Bytes(DOT_INODES_STRING);
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INodeDirectoryWithQuota rootDir;
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INodeDirectory rootDir;
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FSImage fsImage;
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private final FSNamesystem namesystem;
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private volatile boolean ready = false;
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@ -201,7 +205,7 @@ public class FSDirectory implements Closeable {
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}
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/** @return the root directory inode. */
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public INodeDirectoryWithQuota getRoot() {
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public INodeDirectory getRoot() {
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return rootDir;
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}
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@ -1840,9 +1844,8 @@ public class FSDirectory implements Closeable {
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final INode[] inodes = inodesInPath.getINodes();
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for(int i=0; i < numOfINodes; i++) {
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if (inodes[i].isQuotaSet()) { // a directory with quota
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INodeDirectoryWithQuota node = (INodeDirectoryWithQuota) inodes[i]
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.asDirectory();
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node.addSpaceConsumed2Cache(nsDelta, dsDelta);
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inodes[i].asDirectory().getDirectoryWithQuotaFeature()
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.addSpaceConsumed2Cache(nsDelta, dsDelta);
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}
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}
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}
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@ -2076,10 +2079,11 @@ public class FSDirectory implements Closeable {
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// Stop checking for quota when common ancestor is reached
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return;
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}
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if (inodes[i].isQuotaSet()) { // a directory with quota
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final DirectoryWithQuotaFeature q
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= inodes[i].asDirectory().getDirectoryWithQuotaFeature();
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if (q != null) { // a directory with quota
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try {
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((INodeDirectoryWithQuota) inodes[i].asDirectory()).verifyQuota(
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nsDelta, dsDelta);
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q.verifyQuota(nsDelta, dsDelta);
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} catch (QuotaExceededException e) {
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e.setPathName(getFullPathName(inodes, i));
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throw e;
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@ -2427,35 +2431,14 @@ public class FSDirectory implements Closeable {
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if (dsQuota == HdfsConstants.QUOTA_DONT_SET) {
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dsQuota = oldDsQuota;
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}
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if (oldNsQuota == nsQuota && oldDsQuota == dsQuota) {
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return null;
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}
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final Snapshot latest = iip.getLatestSnapshot();
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if (dirNode instanceof INodeDirectoryWithQuota) {
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INodeDirectoryWithQuota quotaNode = (INodeDirectoryWithQuota) dirNode;
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Quota.Counts counts = null;
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if (!quotaNode.isQuotaSet()) {
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// dirNode must be an INodeDirectoryWithSnapshot whose quota has not
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// been set yet
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counts = quotaNode.computeQuotaUsage();
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}
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// a directory with quota; so set the quota to the new value
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quotaNode.setQuota(nsQuota, dsQuota);
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if (quotaNode.isQuotaSet() && counts != null) {
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quotaNode.setSpaceConsumed(counts.get(Quota.NAMESPACE),
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counts.get(Quota.DISKSPACE));
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} else if (!quotaNode.isQuotaSet() && latest == null) {
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// do not replace the node if the node is a snapshottable directory
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// without snapshots
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if (!(quotaNode instanceof INodeDirectoryWithSnapshot)) {
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// will not come here for root because root is snapshottable and
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// root's nsQuota is always set
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return quotaNode.replaceSelf4INodeDirectory(inodeMap);
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}
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}
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} else {
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// a non-quota directory; so replace it with a directory with quota
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return dirNode.replaceSelf4Quota(latest, nsQuota, dsQuota, inodeMap);
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}
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return (oldNsQuota != nsQuota || oldDsQuota != dsQuota) ? dirNode : null;
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dirNode = dirNode.recordModification(latest, inodeMap);
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dirNode.setQuota(nsQuota, dsQuota);
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return dirNode;
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}
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}
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@ -2484,7 +2467,8 @@ public class FSDirectory implements Closeable {
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long totalInodes() {
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readLock();
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try {
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return rootDir.numItemsInTree();
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return rootDir.getDirectoryWithQuotaFeature().getSpaceConsumed()
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.get(Quota.NAMESPACE);
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} finally {
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readUnlock();
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}
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@ -762,7 +762,7 @@ public class FSImage implements Closeable {
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* This is an update of existing state of the filesystem and does not
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* throw QuotaExceededException.
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*/
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static void updateCountForQuota(INodeDirectoryWithQuota root) {
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static void updateCountForQuota(INodeDirectory root) {
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updateCountForQuotaRecursively(root, Quota.Counts.newInstance());
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}
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@ -802,7 +802,7 @@ public class FSImage implements Closeable {
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+ " quota = " + dsQuota + " < consumed = " + diskspace);
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}
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((INodeDirectoryWithQuota)dir).setSpaceConsumed(namespace, diskspace);
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dir.getDirectoryWithQuotaFeature().setSpaceConsumed(namespace, diskspace);
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}
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}
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@ -387,7 +387,7 @@ public class FSImageFormat {
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final long dsQuota = q.get(Quota.DISKSPACE);
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FSDirectory fsDir = namesystem.dir;
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if (nsQuota != -1 || dsQuota != -1) {
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fsDir.rootDir.setQuota(nsQuota, dsQuota);
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fsDir.rootDir.getDirectoryWithQuotaFeature().setQuota(nsQuota, dsQuota);
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}
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fsDir.rootDir.cloneModificationTime(root);
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fsDir.rootDir.clonePermissionStatus(root);
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@ -745,10 +745,11 @@ public class FSImageFormat {
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if (counter != null) {
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counter.increment();
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}
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final INodeDirectory dir = nsQuota >= 0 || dsQuota >= 0?
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new INodeDirectoryWithQuota(inodeId, localName, permissions,
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modificationTime, nsQuota, dsQuota)
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: new INodeDirectory(inodeId, localName, permissions, modificationTime);
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final INodeDirectory dir = new INodeDirectory(inodeId, localName,
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permissions, modificationTime);
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if (nsQuota >= 0 || dsQuota >= 0) {
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dir.addDirectoryWithQuotaFeature(nsQuota, dsQuota);
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}
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return snapshottable ? new INodeDirectorySnapshottable(dir)
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: withSnapshot ? new INodeDirectoryWithSnapshot(dir)
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: dir;
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@ -1140,13 +1141,14 @@ public class FSImageFormat {
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checkNotSaved();
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final FSNamesystem sourceNamesystem = context.getSourceNamesystem();
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FSDirectory fsDir = sourceNamesystem.dir;
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final INodeDirectory rootDir = sourceNamesystem.dir.rootDir;
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final long numINodes = rootDir.getDirectoryWithQuotaFeature()
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.getSpaceConsumed().get(Quota.NAMESPACE);
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String sdPath = newFile.getParentFile().getParentFile().getAbsolutePath();
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Step step = new Step(StepType.INODES, sdPath);
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StartupProgress prog = NameNode.getStartupProgress();
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prog.beginStep(Phase.SAVING_CHECKPOINT, step);
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prog.setTotal(Phase.SAVING_CHECKPOINT, step,
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fsDir.rootDir.numItemsInTree());
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prog.setTotal(Phase.SAVING_CHECKPOINT, step, numINodes);
|
||||
Counter counter = prog.getCounter(Phase.SAVING_CHECKPOINT, step);
|
||||
long startTime = now();
|
||||
//
|
||||
|
|
@ -1166,7 +1168,7 @@ public class FSImageFormat {
|
|||
// fairness-related deadlock. See the comments on HDFS-2223.
|
||||
out.writeInt(sourceNamesystem.unprotectedGetNamespaceInfo()
|
||||
.getNamespaceID());
|
||||
out.writeLong(fsDir.rootDir.numItemsInTree());
|
||||
out.writeLong(numINodes);
|
||||
out.writeLong(sourceNamesystem.getGenerationStampV1());
|
||||
out.writeLong(sourceNamesystem.getGenerationStampV2());
|
||||
out.writeLong(sourceNamesystem.getGenerationStampAtblockIdSwitch());
|
||||
|
|
@ -1183,14 +1185,13 @@ public class FSImageFormat {
|
|||
" using " + compression);
|
||||
|
||||
// save the root
|
||||
saveINode2Image(fsDir.rootDir, out, false, referenceMap, counter);
|
||||
saveINode2Image(rootDir, out, false, referenceMap, counter);
|
||||
// save the rest of the nodes
|
||||
saveImage(fsDir.rootDir, out, true, false, counter);
|
||||
saveImage(rootDir, out, true, false, counter);
|
||||
prog.endStep(Phase.SAVING_CHECKPOINT, step);
|
||||
// Now that the step is finished, set counter equal to total to adjust
|
||||
// for possible under-counting due to reference inodes.
|
||||
prog.setCount(Phase.SAVING_CHECKPOINT, step,
|
||||
fsDir.rootDir.numItemsInTree());
|
||||
prog.setCount(Phase.SAVING_CHECKPOINT, step, numINodes);
|
||||
// save files under construction
|
||||
// TODO: for HDFS-5428, since we cannot break the compatibility of
|
||||
// fsimage, we store part of the under-construction files that are only
|
||||
|
|
|
|||
|
|
@ -406,6 +406,15 @@ public abstract class INode implements INodeAttributes, Diff.Element<byte[]> {
|
|||
*/
|
||||
public void addSpaceConsumed(long nsDelta, long dsDelta, boolean verify)
|
||||
throws QuotaExceededException {
|
||||
addSpaceConsumed2Parent(nsDelta, dsDelta, verify);
|
||||
}
|
||||
|
||||
/**
|
||||
* Check and add namespace/diskspace consumed to itself and the ancestors.
|
||||
* @throws QuotaExceededException if quote is violated.
|
||||
*/
|
||||
void addSpaceConsumed2Parent(long nsDelta, long dsDelta, boolean verify)
|
||||
throws QuotaExceededException {
|
||||
if (parent != null) {
|
||||
parent.addSpaceConsumed(nsDelta, dsDelta, verify);
|
||||
}
|
||||
|
|
@ -744,4 +753,51 @@ public abstract class INode implements INodeAttributes, Diff.Element<byte[]> {
|
|||
toDeleteList.clear();
|
||||
}
|
||||
}
|
||||
|
||||
/** INode feature such as {@link FileUnderConstructionFeature}
|
||||
* and {@link DirectoryWithQuotaFeature}.
|
||||
*/
|
||||
interface Feature<F extends Feature<F>> {
|
||||
/** @return the next feature. */
|
||||
public F getNextFeature();
|
||||
|
||||
/** Set the next feature. */
|
||||
public void setNextFeature(F next);
|
||||
|
||||
/** Utility methods such as addFeature and removeFeature. */
|
||||
static class Util {
|
||||
/**
|
||||
* Add a feature to the linked list.
|
||||
* @return the new head.
|
||||
*/
|
||||
static <F extends Feature<F>> F addFeature(F feature, F head) {
|
||||
feature.setNextFeature(head);
|
||||
return feature;
|
||||
}
|
||||
|
||||
/**
|
||||
* Remove a feature from the linked list.
|
||||
* @return the new head.
|
||||
*/
|
||||
static <F extends Feature<F>> F removeFeature(F feature, F head) {
|
||||
if (feature == head) {
|
||||
final F newHead = head.getNextFeature();
|
||||
head.setNextFeature(null);
|
||||
return newHead;
|
||||
} else if (head != null) {
|
||||
F prev = head;
|
||||
F curr = head.getNextFeature();
|
||||
for (; curr != null && curr != feature;
|
||||
prev = curr, curr = curr.getNextFeature())
|
||||
;
|
||||
if (curr != null) {
|
||||
prev.setNextFeature(curr.getNextFeature());
|
||||
curr.setNextFeature(null);
|
||||
return head;
|
||||
}
|
||||
}
|
||||
throw new IllegalStateException("Feature " + feature + " not found.");
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -46,6 +46,21 @@ import com.google.common.base.Preconditions;
|
|||
*/
|
||||
public class INodeDirectory extends INodeWithAdditionalFields
|
||||
implements INodeDirectoryAttributes {
|
||||
/** Directory related features such as quota and snapshots. */
|
||||
public static abstract class Feature implements INode.Feature<Feature> {
|
||||
private Feature nextFeature;
|
||||
|
||||
@Override
|
||||
public Feature getNextFeature() {
|
||||
return nextFeature;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void setNextFeature(Feature next) {
|
||||
this.nextFeature = next;
|
||||
}
|
||||
}
|
||||
|
||||
/** Cast INode to INodeDirectory. */
|
||||
public static INodeDirectory valueOf(INode inode, Object path
|
||||
) throws FileNotFoundException, PathIsNotDirectoryException {
|
||||
|
|
@ -63,6 +78,9 @@ public class INodeDirectory extends INodeWithAdditionalFields
|
|||
final static byte[] ROOT_NAME = DFSUtil.string2Bytes("");
|
||||
|
||||
private List<INode> children = null;
|
||||
|
||||
/** A linked list of {@link Feature}s. */
|
||||
private Feature headFeature = null;
|
||||
|
||||
/** constructor */
|
||||
public INodeDirectory(long id, byte[] name, PermissionStatus permissions,
|
||||
|
|
@ -76,7 +94,7 @@ public class INodeDirectory extends INodeWithAdditionalFields
|
|||
* @param adopt Indicate whether or not need to set the parent field of child
|
||||
* INodes to the new node
|
||||
*/
|
||||
public INodeDirectory(INodeDirectory other, boolean adopt) {
|
||||
public INodeDirectory(INodeDirectory other, boolean adopt, boolean copyFeatures) {
|
||||
super(other);
|
||||
this.children = other.children;
|
||||
if (adopt && this.children != null) {
|
||||
|
|
@ -84,6 +102,9 @@ public class INodeDirectory extends INodeWithAdditionalFields
|
|||
child.setParent(this);
|
||||
}
|
||||
}
|
||||
if (copyFeatures) {
|
||||
this.headFeature = other.headFeature;
|
||||
}
|
||||
}
|
||||
|
||||
/** @return true unconditionally. */
|
||||
|
|
@ -103,6 +124,73 @@ public class INodeDirectory extends INodeWithAdditionalFields
|
|||
return false;
|
||||
}
|
||||
|
||||
void setQuota(long nsQuota, long dsQuota) {
|
||||
DirectoryWithQuotaFeature quota = getDirectoryWithQuotaFeature();
|
||||
if (quota != null) {
|
||||
// already has quota; so set the quota to the new values
|
||||
quota.setQuota(nsQuota, dsQuota);
|
||||
if (!isQuotaSet() && !isRoot()) {
|
||||
removeFeature(quota);
|
||||
}
|
||||
} else {
|
||||
final Quota.Counts c = computeQuotaUsage();
|
||||
quota = addDirectoryWithQuotaFeature(nsQuota, dsQuota);
|
||||
quota.setSpaceConsumed(c.get(Quota.NAMESPACE), c.get(Quota.DISKSPACE));
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public Quota.Counts getQuotaCounts() {
|
||||
final DirectoryWithQuotaFeature q = getDirectoryWithQuotaFeature();
|
||||
return q != null? q.getQuota(): super.getQuotaCounts();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void addSpaceConsumed(long nsDelta, long dsDelta, boolean verify)
|
||||
throws QuotaExceededException {
|
||||
final DirectoryWithQuotaFeature q = getDirectoryWithQuotaFeature();
|
||||
if (q != null) {
|
||||
q.addSpaceConsumed(this, nsDelta, dsDelta, verify);
|
||||
} else {
|
||||
addSpaceConsumed2Parent(nsDelta, dsDelta, verify);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* If the directory contains a {@link DirectoryWithQuotaFeature}, return it;
|
||||
* otherwise, return null.
|
||||
*/
|
||||
public final DirectoryWithQuotaFeature getDirectoryWithQuotaFeature() {
|
||||
for(Feature f = headFeature; f != null; f = f.nextFeature) {
|
||||
if (f instanceof DirectoryWithQuotaFeature) {
|
||||
return (DirectoryWithQuotaFeature)f;
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
/** Is this directory with quota? */
|
||||
final boolean isWithQuota() {
|
||||
return getDirectoryWithQuotaFeature() != null;
|
||||
}
|
||||
|
||||
DirectoryWithQuotaFeature addDirectoryWithQuotaFeature(
|
||||
long nsQuota, long dsQuota) {
|
||||
Preconditions.checkState(!isWithQuota(), "Directory is already with quota");
|
||||
final DirectoryWithQuotaFeature quota = new DirectoryWithQuotaFeature(
|
||||
nsQuota, dsQuota);
|
||||
addFeature(quota);
|
||||
return quota;
|
||||
}
|
||||
|
||||
private void addFeature(Feature f) {
|
||||
headFeature = INode.Feature.Util.addFeature(f, headFeature);
|
||||
}
|
||||
|
||||
private void removeFeature(Feature f) {
|
||||
headFeature = INode.Feature.Util.removeFeature(f, headFeature);
|
||||
}
|
||||
|
||||
private int searchChildren(byte[] name) {
|
||||
return children == null? -1: Collections.binarySearch(children, name);
|
||||
}
|
||||
|
|
@ -142,27 +230,6 @@ public class INodeDirectory extends INodeWithAdditionalFields
|
|||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Replace itself with {@link INodeDirectoryWithQuota} or
|
||||
* {@link INodeDirectoryWithSnapshot} depending on the latest snapshot.
|
||||
*/
|
||||
INodeDirectoryWithQuota replaceSelf4Quota(final Snapshot latest,
|
||||
final long nsQuota, final long dsQuota, final INodeMap inodeMap)
|
||||
throws QuotaExceededException {
|
||||
Preconditions.checkState(!(this instanceof INodeDirectoryWithQuota),
|
||||
"this is already an INodeDirectoryWithQuota, this=%s", this);
|
||||
|
||||
if (!this.isInLatestSnapshot(latest)) {
|
||||
final INodeDirectoryWithQuota q = new INodeDirectoryWithQuota(
|
||||
this, true, nsQuota, dsQuota);
|
||||
replaceSelf(q, inodeMap);
|
||||
return q;
|
||||
} else {
|
||||
final INodeDirectoryWithSnapshot s = new INodeDirectoryWithSnapshot(this);
|
||||
s.setQuota(nsQuota, dsQuota);
|
||||
return replaceSelf(s, inodeMap).saveSelf2Snapshot(latest, this);
|
||||
}
|
||||
}
|
||||
/** Replace itself with an {@link INodeDirectorySnapshottable}. */
|
||||
public INodeDirectorySnapshottable replaceSelf4INodeDirectorySnapshottable(
|
||||
Snapshot latest, final INodeMap inodeMap) throws QuotaExceededException {
|
||||
|
|
@ -183,7 +250,7 @@ public class INodeDirectory extends INodeWithAdditionalFields
|
|||
public INodeDirectory replaceSelf4INodeDirectory(final INodeMap inodeMap) {
|
||||
Preconditions.checkState(getClass() != INodeDirectory.class,
|
||||
"the class is already INodeDirectory, this=%s", this);
|
||||
return replaceSelf(new INodeDirectory(this, true), inodeMap);
|
||||
return replaceSelf(new INodeDirectory(this, true, true), inodeMap);
|
||||
}
|
||||
|
||||
/** Replace itself with the given directory. */
|
||||
|
|
@ -439,6 +506,21 @@ public class INodeDirectory extends INodeWithAdditionalFields
|
|||
@Override
|
||||
public Quota.Counts computeQuotaUsage(Quota.Counts counts, boolean useCache,
|
||||
int lastSnapshotId) {
|
||||
final DirectoryWithQuotaFeature q = getDirectoryWithQuotaFeature();
|
||||
if (q != null) {
|
||||
if (useCache && isQuotaSet()) {
|
||||
q.addNamespaceDiskspace(counts);
|
||||
} else {
|
||||
computeDirectoryQuotaUsage(counts, false, lastSnapshotId);
|
||||
}
|
||||
return counts;
|
||||
} else {
|
||||
return computeDirectoryQuotaUsage(counts, useCache, lastSnapshotId);
|
||||
}
|
||||
}
|
||||
|
||||
Quota.Counts computeDirectoryQuotaUsage(Quota.Counts counts, boolean useCache,
|
||||
int lastSnapshotId) {
|
||||
if (children != null) {
|
||||
for (INode child : children) {
|
||||
child.computeQuotaUsage(counts, useCache, lastSnapshotId);
|
||||
|
|
@ -456,6 +538,16 @@ public class INodeDirectory extends INodeWithAdditionalFields
|
|||
@Override
|
||||
public ContentSummaryComputationContext computeContentSummary(
|
||||
ContentSummaryComputationContext summary) {
|
||||
final DirectoryWithQuotaFeature q = getDirectoryWithQuotaFeature();
|
||||
if (q != null) {
|
||||
return q.computeContentSummary(this, summary);
|
||||
} else {
|
||||
return computeDirectoryContentSummary(summary);
|
||||
}
|
||||
}
|
||||
|
||||
ContentSummaryComputationContext computeDirectoryContentSummary(
|
||||
ContentSummaryComputationContext summary) {
|
||||
ReadOnlyList<INode> childrenList = getChildrenList(null);
|
||||
// Explicit traversing is done to enable repositioning after relinquishing
|
||||
// and reacquiring locks.
|
||||
|
|
@ -570,7 +662,7 @@ public class INodeDirectory extends INodeWithAdditionalFields
|
|||
Quota.Counts counts = cleanSubtreeRecursively(snapshot, prior,
|
||||
collectedBlocks, removedINodes, null, countDiffChange);
|
||||
if (isQuotaSet()) {
|
||||
((INodeDirectoryWithQuota) this).addSpaceConsumed2Cache(
|
||||
getDirectoryWithQuotaFeature().addSpaceConsumed2Cache(
|
||||
-counts.get(Quota.NAMESPACE), -counts.get(Quota.DISKSPACE));
|
||||
}
|
||||
return counts;
|
||||
|
|
@ -606,8 +698,9 @@ public class INodeDirectory extends INodeWithAdditionalFields
|
|||
final Snapshot snapshot) {
|
||||
super.dumpTreeRecursively(out, prefix, snapshot);
|
||||
out.print(", childrenSize=" + getChildrenList(snapshot).size());
|
||||
if (this instanceof INodeDirectoryWithQuota) {
|
||||
out.print(((INodeDirectoryWithQuota)this).quotaString());
|
||||
final DirectoryWithQuotaFeature q = getDirectoryWithQuotaFeature();
|
||||
if (q != null) {
|
||||
out.print(", " + q);
|
||||
}
|
||||
if (this instanceof Snapshot.Root) {
|
||||
out.print(", snapshotId=" + snapshot.getId());
|
||||
|
|
|
|||
|
|
@ -51,13 +51,15 @@ public class INodeFile extends INodeWithAdditionalFields
|
|||
* A feature contains specific information for a type of INodeFile. E.g.,
|
||||
* we can have separate features for Under-Construction and Snapshot.
|
||||
*/
|
||||
public static abstract class Feature {
|
||||
public static abstract class Feature implements INode.Feature<Feature> {
|
||||
private Feature nextFeature;
|
||||
|
||||
@Override
|
||||
public Feature getNextFeature() {
|
||||
return nextFeature;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void setNextFeature(Feature next) {
|
||||
this.nextFeature = next;
|
||||
}
|
||||
|
|
@ -161,26 +163,12 @@ public class INodeFile extends INodeWithAdditionalFields
|
|||
return getFileUnderConstructionFeature() != null;
|
||||
}
|
||||
|
||||
void addFeature(Feature f) {
|
||||
f.nextFeature = headFeature;
|
||||
headFeature = f;
|
||||
private void addFeature(Feature f) {
|
||||
headFeature = INode.Feature.Util.addFeature(f, headFeature);
|
||||
}
|
||||
|
||||
void removeFeature(Feature f) {
|
||||
if (f == headFeature) {
|
||||
headFeature = headFeature.nextFeature;
|
||||
return;
|
||||
} else if (headFeature != null) {
|
||||
Feature prev = headFeature;
|
||||
Feature curr = headFeature.nextFeature;
|
||||
for (; curr != null && curr != f; prev = curr, curr = curr.nextFeature)
|
||||
;
|
||||
if (curr != null) {
|
||||
prev.nextFeature = curr.nextFeature;
|
||||
return;
|
||||
}
|
||||
}
|
||||
throw new IllegalStateException("Feature " + f + " not found.");
|
||||
private void removeFeature(Feature f) {
|
||||
headFeature = INode.Feature.Util.removeFeature(f, headFeature);
|
||||
}
|
||||
|
||||
/** @return true unconditionally. */
|
||||
|
|
@ -198,7 +186,7 @@ public class INodeFile extends INodeWithAdditionalFields
|
|||
/* Start of Under-Construction Feature */
|
||||
|
||||
/** Convert this file to an {@link INodeFileUnderConstruction}. */
|
||||
public INodeFile toUnderConstruction(String clientName, String clientMachine,
|
||||
INodeFile toUnderConstruction(String clientName, String clientMachine,
|
||||
DatanodeDescriptor clientNode) {
|
||||
Preconditions.checkState(!isUnderConstruction(),
|
||||
"file is already an INodeFileUnderConstruction");
|
||||
|
|
|
|||
|
|
@ -37,7 +37,6 @@ import org.apache.hadoop.hdfs.server.namenode.FSImageSerialization;
|
|||
import org.apache.hadoop.hdfs.server.namenode.INode;
|
||||
import org.apache.hadoop.hdfs.server.namenode.INodeDirectory;
|
||||
import org.apache.hadoop.hdfs.server.namenode.INodeDirectoryAttributes;
|
||||
import org.apache.hadoop.hdfs.server.namenode.INodeDirectoryWithQuota;
|
||||
import org.apache.hadoop.hdfs.server.namenode.INodeMap;
|
||||
import org.apache.hadoop.hdfs.server.namenode.INodeReference;
|
||||
import org.apache.hadoop.hdfs.server.namenode.Quota;
|
||||
|
|
@ -55,7 +54,7 @@ import com.google.common.base.Preconditions;
|
|||
* storing snapshot data. When there are modifications to the directory, the old
|
||||
* data is stored in the latest snapshot, if there is any.
|
||||
*/
|
||||
public class INodeDirectoryWithSnapshot extends INodeDirectoryWithQuota {
|
||||
public class INodeDirectoryWithSnapshot extends INodeDirectory {
|
||||
/**
|
||||
* The difference between the current state and a previous snapshot
|
||||
* of the children list of an INodeDirectory.
|
||||
|
|
@ -486,7 +485,7 @@ public class INodeDirectoryWithSnapshot extends INodeDirectoryWithQuota {
|
|||
|
||||
INodeDirectoryWithSnapshot(INodeDirectory that, boolean adopt,
|
||||
DirectoryDiffList diffs) {
|
||||
super(that, adopt, that.getQuotaCounts());
|
||||
super(that, adopt, true);
|
||||
this.diffs = diffs != null? diffs: new DirectoryDiffList();
|
||||
}
|
||||
|
||||
|
|
@ -771,8 +770,8 @@ public class INodeDirectoryWithSnapshot extends INodeDirectoryWithQuota {
|
|||
removedINodes, priorDeleted, countDiffChange));
|
||||
|
||||
if (isQuotaSet()) {
|
||||
this.addSpaceConsumed2Cache(-counts.get(Quota.NAMESPACE),
|
||||
-counts.get(Quota.DISKSPACE));
|
||||
getDirectoryWithQuotaFeature().addSpaceConsumed2Cache(
|
||||
-counts.get(Quota.NAMESPACE), -counts.get(Quota.DISKSPACE));
|
||||
}
|
||||
return counts;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -136,7 +136,7 @@ public class Snapshot implements Comparable<byte[]> {
|
|||
/** The root directory of the snapshot. */
|
||||
static public class Root extends INodeDirectory {
|
||||
Root(INodeDirectory other) {
|
||||
super(other, false);
|
||||
super(other, false, false);
|
||||
}
|
||||
|
||||
@Override
|
||||
|
|
|
|||
|
|
@ -366,10 +366,7 @@ public class TestQuota {
|
|||
// be identical.
|
||||
conf.setInt(DFSConfigKeys.DFS_CONTENT_SUMMARY_LIMIT_KEY, 2);
|
||||
final MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).numDataNodes(2).build();
|
||||
final FileSystem fs = cluster.getFileSystem();
|
||||
assertTrue("Not a HDFS: "+fs.getUri(),
|
||||
fs instanceof DistributedFileSystem);
|
||||
final DistributedFileSystem dfs = (DistributedFileSystem)fs;
|
||||
final DistributedFileSystem dfs = cluster.getFileSystem();
|
||||
|
||||
try {
|
||||
// 1: create directory /nqdir0/qdir1/qdir20/nqdir30
|
||||
|
|
|
|||
|
|
@ -158,7 +158,7 @@ public class TestFSImageWithSnapshot {
|
|||
try {
|
||||
loader.load(imageFile);
|
||||
FSImage.updateCountForQuota(
|
||||
(INodeDirectoryWithQuota)fsn.getFSDirectory().getINode("/"));
|
||||
INodeDirectory.valueOf(fsn.getFSDirectory().getINode("/"), "/"));
|
||||
} finally {
|
||||
fsn.getFSDirectory().writeUnlock();
|
||||
fsn.writeUnlock();
|
||||
|
|
|
|||
|
|
@ -49,7 +49,7 @@ public class TestFsLimits {
|
|||
static PermissionStatus perms
|
||||
= new PermissionStatus("admin", "admin", FsPermission.getDefault());
|
||||
|
||||
static INodeDirectoryWithQuota rootInode;
|
||||
static INodeDirectory rootInode;
|
||||
|
||||
static private FSNamesystem getMockNamesystem() {
|
||||
FSNamesystem fsn = mock(FSNamesystem.class);
|
||||
|
|
@ -75,8 +75,8 @@ public class TestFsLimits {
|
|||
fileAsURI(new File(MiniDFSCluster.getBaseDirectory(),
|
||||
"namenode")).toString());
|
||||
|
||||
rootInode = new INodeDirectoryWithQuota(getMockNamesystem()
|
||||
.allocateNewInodeId(), INodeDirectory.ROOT_NAME, perms);
|
||||
rootInode = new INodeDirectory(getMockNamesystem().allocateNewInodeId(),
|
||||
INodeDirectory.ROOT_NAME, perms, 0L);
|
||||
inodes = new INode[]{ rootInode, null };
|
||||
fs = null;
|
||||
fsIsReady = true;
|
||||
|
|
|
|||
|
|
@ -215,9 +215,9 @@ public class TestINodeFile {
|
|||
// Call FSDirectory#unprotectedSetQuota which calls
|
||||
// INodeDirectory#replaceChild
|
||||
dfs.setQuota(dir, Long.MAX_VALUE - 1, replication * fileLen * 10);
|
||||
INode dirNode = fsdir.getINode(dir.toString());
|
||||
INodeDirectory dirNode = getDir(fsdir, dir);
|
||||
assertEquals(dir.toString(), dirNode.getFullPathName());
|
||||
assertTrue(dirNode instanceof INodeDirectoryWithQuota);
|
||||
assertTrue(dirNode.isWithQuota());
|
||||
|
||||
final Path newDir = new Path("/newdir");
|
||||
final Path newFile = new Path(newDir, "file");
|
||||
|
|
@ -874,7 +874,13 @@ public class TestINodeFile {
|
|||
assertTrue(e instanceof FileNotFoundException);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
private static INodeDirectory getDir(final FSDirectory fsdir, final Path dir)
|
||||
throws IOException {
|
||||
final String dirStr = dir.toString();
|
||||
return INodeDirectory.valueOf(fsdir.getINode(dirStr), dirStr);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testDotdotInodePath() throws Exception {
|
||||
final Configuration conf = new Configuration();
|
||||
|
|
@ -906,6 +912,7 @@ public class TestINodeFile {
|
|||
}
|
||||
}
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testLocationLimitInListingOps() throws Exception {
|
||||
final Configuration conf = new Configuration();
|
||||
|
|
|
|||
|
|
@ -1190,13 +1190,15 @@ public class TestRenameWithSnapshots {
|
|||
assertFalse(hdfs.exists(bar_s2));
|
||||
restartClusterAndCheckImage(true);
|
||||
// make sure the whole referred subtree has been destroyed
|
||||
assertEquals(4, fsdir.getRoot().getNamespace());
|
||||
assertEquals(0, fsdir.getRoot().getDiskspace());
|
||||
Quota.Counts q = fsdir.getRoot().getDirectoryWithQuotaFeature().getSpaceConsumed();
|
||||
assertEquals(4, q.get(Quota.NAMESPACE));
|
||||
assertEquals(0, q.get(Quota.DISKSPACE));
|
||||
|
||||
hdfs.deleteSnapshot(sdir1, "s1");
|
||||
restartClusterAndCheckImage(true);
|
||||
assertEquals(3, fsdir.getRoot().getNamespace());
|
||||
assertEquals(0, fsdir.getRoot().getDiskspace());
|
||||
q = fsdir.getRoot().getDirectoryWithQuotaFeature().getSpaceConsumed();
|
||||
assertEquals(3, q.get(Quota.NAMESPACE));
|
||||
assertEquals(0, q.get(Quota.DISKSPACE));
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -1938,10 +1940,12 @@ public class TestRenameWithSnapshots {
|
|||
// check
|
||||
final INodeDirectorySnapshottable dir1Node =
|
||||
(INodeDirectorySnapshottable) fsdir.getINode4Write(sdir1.toString());
|
||||
assertEquals(4, dir1Node.getNamespace());
|
||||
Quota.Counts q1 = dir1Node.getDirectoryWithQuotaFeature().getSpaceConsumed();
|
||||
assertEquals(4, q1.get(Quota.NAMESPACE));
|
||||
final INodeDirectorySnapshottable dir2Node =
|
||||
(INodeDirectorySnapshottable) fsdir.getINode4Write(sdir2.toString());
|
||||
assertEquals(2, dir2Node.getNamespace());
|
||||
Quota.Counts q2 = dir2Node.getDirectoryWithQuotaFeature().getSpaceConsumed();
|
||||
assertEquals(2, q2.get(Quota.NAMESPACE));
|
||||
|
||||
final Path foo_s1 = SnapshotTestHelper.getSnapshotPath(sdir1, "s1",
|
||||
foo.getName());
|
||||
|
|
@ -2005,10 +2009,12 @@ public class TestRenameWithSnapshots {
|
|||
final INodeDirectorySnapshottable dir1Node =
|
||||
(INodeDirectorySnapshottable) fsdir.getINode4Write(sdir1.toString());
|
||||
// sdir1 + s1 + foo_s1 (foo) + foo (foo + s1 + bar~bar3)
|
||||
assertEquals(9, dir1Node.getNamespace());
|
||||
Quota.Counts q1 = dir1Node.getDirectoryWithQuotaFeature().getSpaceConsumed();
|
||||
assertEquals(9, q1.get(Quota.NAMESPACE));
|
||||
final INodeDirectorySnapshottable dir2Node =
|
||||
(INodeDirectorySnapshottable) fsdir.getINode4Write(sdir2.toString());
|
||||
assertEquals(2, dir2Node.getNamespace());
|
||||
Quota.Counts q2 = dir2Node.getDirectoryWithQuotaFeature().getSpaceConsumed();
|
||||
assertEquals(2, q2.get(Quota.NAMESPACE));
|
||||
|
||||
final Path foo_s1 = SnapshotTestHelper.getSnapshotPath(sdir1, "s1",
|
||||
foo.getName());
|
||||
|
|
|
|||
|
|
@ -46,7 +46,6 @@ import org.apache.hadoop.hdfs.server.namenode.FSDirectory;
|
|||
import org.apache.hadoop.hdfs.server.namenode.FSNamesystem;
|
||||
import org.apache.hadoop.hdfs.server.namenode.INode;
|
||||
import org.apache.hadoop.hdfs.server.namenode.INodeDirectory;
|
||||
import org.apache.hadoop.hdfs.server.namenode.INodeDirectoryWithQuota;
|
||||
import org.apache.hadoop.hdfs.server.namenode.INodeFile;
|
||||
import org.apache.hadoop.hdfs.server.namenode.NameNode;
|
||||
import org.apache.hadoop.hdfs.server.namenode.NameNodeAdapter;
|
||||
|
|
@ -157,15 +156,21 @@ public class TestSnapshotDeletion {
|
|||
hdfs.delete(dir, true);
|
||||
}
|
||||
|
||||
private static INodeDirectory getDir(final FSDirectory fsdir, final Path dir)
|
||||
throws IOException {
|
||||
final String dirStr = dir.toString();
|
||||
return INodeDirectory.valueOf(fsdir.getINode(dirStr), dirStr);
|
||||
}
|
||||
|
||||
private void checkQuotaUsageComputation(final Path dirPath,
|
||||
final long expectedNs, final long expectedDs) throws IOException {
|
||||
INode node = fsdir.getINode(dirPath.toString());
|
||||
assertTrue(node.isDirectory() && node.isQuotaSet());
|
||||
INodeDirectoryWithQuota dirNode = (INodeDirectoryWithQuota) node;
|
||||
INodeDirectory dirNode = getDir(fsdir, dirPath);
|
||||
assertTrue(dirNode.isQuotaSet());
|
||||
Quota.Counts q = dirNode.getDirectoryWithQuotaFeature().getSpaceConsumed();
|
||||
assertEquals(dirNode.dumpTreeRecursively().toString(), expectedNs,
|
||||
dirNode.getNamespace());
|
||||
q.get(Quota.NAMESPACE));
|
||||
assertEquals(dirNode.dumpTreeRecursively().toString(), expectedDs,
|
||||
dirNode.getDiskspace());
|
||||
q.get(Quota.DISKSPACE));
|
||||
Quota.Counts counts = Quota.Counts.newInstance();
|
||||
dirNode.computeQuotaUsage(counts, false);
|
||||
assertEquals(dirNode.dumpTreeRecursively().toString(), expectedNs,
|
||||
|
|
|
|||
|
|
@ -305,7 +305,7 @@ public class TestDiff {
|
|||
final int i = Diff.search(current, inode.getKey());
|
||||
Assert.assertTrue(i >= 0);
|
||||
final INodeDirectory oldinode = (INodeDirectory)current.get(i);
|
||||
final INodeDirectory newinode = new INodeDirectory(oldinode, false);
|
||||
final INodeDirectory newinode = new INodeDirectory(oldinode, false, true);
|
||||
newinode.setModificationTime(oldinode.getModificationTime() + 1);
|
||||
|
||||
current.set(i, newinode);
|
||||
|
|
|
|||
Loading…
Reference in New Issue